diff --git a/app/Game/Channel/Control/PlayerController.js b/app/Game/Channel/Control/PlayerController.js
index c8e5c6e..2c8c0c0 100755
--- a/app/Game/Channel/Control/PlayerController.js
+++ b/app/Game/Channel/Control/PlayerController.js
@@ -57,13 +57,13 @@ function(Parent, Nc, Parser, Settings) {
             this.player.doll.updatePositionState(update);
         } else {
             // HARD UPDATE FOR SELF
-            console.log(this.player.user.options.nickname + ' is cheating.')
+            console.log(this.player.user.options.nickname + ' is cheating. difference:', difference);
 
             var body = this.player.doll.body;
 
             var options = {
-                p: body.GetPosition(),
-                lv: body.GetLinearVelocity()
+                p: body.GetPosition().Copy(),
+                lv: body.GetLinearVelocity().Copy()
             };
 
             Nc.trigger(Nc.ns.channel.to.client.user.gameCommand.send + this.player.id, 'positionStateReset', options);
diff --git a/app/Game/Channel/GameController.js b/app/Game/Channel/GameController.js
index eb7e013..3554b5b 100755
--- a/app/Game/Channel/GameController.js
+++ b/app/Game/Channel/GameController.js
@@ -50,7 +50,9 @@ function (Parent, PhysicsEngine, Settings, PlayerController, requestAnimFrame, N
     }
 
     GameController.prototype.onLevelLoaded = function() {
+        console.log("onLevelLoaded updateWorld pre")
         this.updateWorld();
+        console.log("onLevelLoaded updateWorld post")
     };
 
     GameController.prototype.onUserJoined = function (user) {
@@ -115,20 +117,22 @@ function (Parent, PhysicsEngine, Settings, PlayerController, requestAnimFrame, N
         getSleeping = getSleeping || false;
 
         var update = {};
-
         var body = this.physicsEngine.world.GetBodyList();
+
         do {
+
             if((getSleeping || body.IsAwake()) && body.GetType() === Box2D.Dynamics.b2Body.b2_dynamicBody) {
                 var userData = body.GetUserData();
 
+
                 if (userData instanceof GameObject) {
                     var gameObject = userData;
 
                     update[gameObject.uid] = {
-                        p: body.GetPosition(),
+                        p: body.GetPosition().Copy(),
                         a: body.GetAngle(),
-                        lv: body.GetLinearVelocity(),
-                        av: body.GetAngularVelocity()
+                        lv: body.GetLinearVelocity().Copy(),
+                        av: body.GetAngularVelocity().Copy()
                     };
 
                     if(gameObject instanceof Doll) {
@@ -138,6 +142,12 @@ function (Parent, PhysicsEngine, Settings, PlayerController, requestAnimFrame, N
                 }
             }
 
+            if(Settings.USE_ASM) {
+                if(body.GetNext() == body) {
+                    break;
+                }
+            }
+
         } while (body = body.GetNext());
 
         return update;
diff --git a/app/Game/Client/GameController.js b/app/Game/Client/GameController.js
index 9cb1ca6..614691c 100755
--- a/app/Game/Client/GameController.js
+++ b/app/Game/Client/GameController.js
@@ -135,6 +135,12 @@ function (Parent, Box2D, PhysicsEngine, ViewManager, PlayerController, Nc, reque
                     body.SetAngularVelocity(update.av);
                 }
             }
+
+            if(Settings.USE_ASM) {
+                if(body.GetNext() == body) {
+                    break;
+                }
+            }
             
         } while (body = body.GetNext());
 
diff --git a/app/Game/Config/Settings.js b/app/Game/Config/Settings.js
index d856841..07ff94f 100755
--- a/app/Game/Config/Settings.js
+++ b/app/Game/Config/Settings.js
@@ -59,11 +59,12 @@ define(function() {
         CANVAS_DOM_ID: 'canvasContainer',
         IS_BROWSER_ENVIRONMENT: typeof window !== 'undefined',
         USE_WEBGL: true,
+        USE_ASM: true,
 
         // NETWORKING
         NETWORK_UPDATE_INTERVAL: 70,
         CHANNEL_DESTRUCTION_TIME: 30,
-        NETWORK_LOG_INCOMING: false,
+        NETWORK_LOG_INCOMING: true,
         NETWORK_LOG_OUTGOING: false,
         NETWORK_LOG_FILTER: ['ping', 'pong', 'worldUpdate', 'lookAt'],
 
diff --git a/app/Game/Core/GameObjects/Tile.js b/app/Game/Core/GameObjects/Tile.js
index 2f483db..9208d71 100755
--- a/app/Game/Core/GameObjects/Tile.js
+++ b/app/Game/Core/GameObjects/Tile.js
@@ -22,8 +22,11 @@ function (Parent, Box2D, Settings, Exception, Nc) {
 
     	var bodyDef = new Box2D.Dynamics.b2BodyDef();
         bodyDef.type = Box2D.Dynamics.b2Body.b2_staticBody;
-        bodyDef.position.x = (this.options.x * Settings.TILE_SIZE + Settings.TILE_SIZE / 2) / Settings.RATIO;
-        bodyDef.position.y = (this.options.y * Settings.TILE_SIZE + Settings.TILE_SIZE / 2) / Settings.RATIO;
+
+        var x = (this.options.x * Settings.TILE_SIZE + Settings.TILE_SIZE / 2) / Settings.RATIO;
+        var y = (this.options.y * Settings.TILE_SIZE + Settings.TILE_SIZE / 2) / Settings.RATIO;
+        
+        bodyDef.position = new Box2D.Common.Math.b2Vec2(x, y);
         bodyDef.angle = (this.options.r || 0) * 90 * Math.PI / 180;
 
         return bodyDef;
@@ -31,8 +34,14 @@ function (Parent, Box2D, Settings, Exception, Nc) {
 
     Tile.prototype.createPhysicTile = function (tile) {
         var vertices = this.createVertices(tile);
-        var tileShape = new Box2D.Collision.Shapes.b2PolygonShape();
-        tileShape.SetAsArray(vertices, vertices.length);
+
+        var tileShape;
+        if(Settings.USE_ASM) {
+            tileShape = Box2D.createPolygonShape(vertices);
+        } else {
+            tileShape = new Box2D.Collision.Shapes.b2PolygonShape();
+            tileShape.SetAsArray(vertices, vertices.length);
+        }
 
         var fixtureDef = new Box2D.Dynamics.b2FixtureDef();
         fixtureDef.shape = tileShape;
diff --git a/app/Lib/Vendor/Box2D.js b/app/Lib/Vendor/Box2D.js
index c059918..4ce1c77 100755
--- a/app/Lib/Vendor/Box2D.js
+++ b/app/Lib/Vendor/Box2D.js
@@ -1,10866 +1,148 @@
-define(function() {
+define([
+    "Game/Config/Settings",
+    //"Lib/Vendor/Box2D/Box2D",
+    "Lib/Vendor/Box2D/asmBox2d",
+    //"Lib/Vendor/Box2D/helpers"
+],
+
+function (Settings, /*Box2dWeb, */AsmBox2d) {
+
+    if(Settings.USE_ASM) {
+
+        Box2D.Dynamics = {
+            Controllers: {
+                b2ControllerEdge: Module.b2ControllerEdge
+            },
+            Contacts: {
+                b2CircleContact: Module.b2CircleContact
+            },
+            Joints: {
+                b2DistanceJoint: Module.b2CircleContact
+            },
+            b2World: Module.b2World,
+            b2ContactListener: Module.b2ContactListener,
+            b2BodyDef: Module.b2BodyDef,
+            b2FixtureDef: Module.b2FixtureDef,
+            b2Body: Module.b2Body
+        };
+        Box2D.Common = {
+            b2Color: Module.b2Color,
+            Math: {
+                b2Mat22: Module.b2Mat22,
+                b2Vec2: Module.b2Vec2
+            }
+        }
+        Box2D.Collision = {
+            Shapes: {
+                b2CircleShape: Module.b2CircleShape,
+                b2PolygonShape: Module.b2PolygonShape
+            }
+        }
+
+        Box2D.Dynamics.b2Body.b2_dynamicBody = Module.b2_dynamicBody;
+        Box2D.Dynamics.b2Body.b2_staticBody = Module.b2_staticBody;
+        
+
+        // ---------------- ---------------- ---------------- ----------------
+
+        function augmentProperties(object) {
+
+            var properties = {};
+
+            for(var key in object.prototype) {
+
+                (function(){
+
+                    var setterMatches = key.match(/^set_(.*)/);
+                    var getterMatches = key.match(/^get_(.*)/);
+
+                    if(setterMatches || getterMatches) {
+                        var name = setterMatches ? setterMatches[1] : getterMatches[1];
+
+                        if(typeof properties[name] !== 'object') {
+                            properties[name] = {
+                                setter: undefined,
+                                getter: undefined
+                            };
+                        }
+
+                        if(setterMatches) {
+                            properties[name].setter = function(x){ 
+                                //console.trace("here i am ", x, name);
+                                this["set_" + name](x);
+                            };
+                        }
+
+                        if(getterMatches) {
+                            properties[name].getter = function(){ 
+                                return this["get_" + name]() 
+                            };
+                        }
+                    }
+                })();
+            }
+
+            for(var name in properties) {
+                Object.defineProperty(object.prototype, name, {
+                    set: properties[name].setter,
+                    get: properties[name].getter
+                });
+            }
+        }
+
+        augmentProperties(Box2D.Dynamics.b2BodyDef);
+        augmentProperties(Box2D.Dynamics.b2FixtureDef);
+        augmentProperties(Box2D.Common.Math.b2Vec2);
+
+        // Merge helper functions
+        /*for(var key in Helpers) {
+            Box2D[key] = Helpers[key];
+        }*/
+
+        Box2D.createPolygonShape = function (vertices) {
+            var shape = new Box2D.Collision.Shapes.b2PolygonShape();            
+            var buffer = Box2D.allocate(vertices.length * 8, 'float', Box2D.ALLOC_STACK);
+            var offset = 0;
+            for (var i=0;i<vertices.length;i++) {
+                Box2D.setValue(buffer+(offset), vertices[i].get_x(), 'float'); // x
+                Box2D.setValue(buffer+(offset+4), vertices[i].get_y(), 'float'); // y
+                offset += 8;
+            }            
+            var ptr_wrapped = Box2D.wrapPointer(buffer, Box2D.b2Vec2);
+            shape.Set(ptr_wrapped, vertices.length);
+            return shape;
+        }
+ 
+        Box2D.b2PolygonShape.prototype.SetAsOrientedBox = function(hx, hy, center, angle){ 
+            return this.SetAsBox(hx, hy);
+        }
+
+        Box2D.Collision.Shapes.b2CircleShape.prototype.SetRadius = function(r) {
+            return this.set_m_radius(r);
+        }
+
+        Box2D.Collision.Shapes.b2CircleShape.prototype.SetLocalPosition = function (position) {
+            var p = this.get_m_p();
+            p.set_x(position.x);
+            p.set_y(position.y);
+        }
+
+        Box2D.Dynamics.b2Body.prototype.SetPosition = function (position) {
+            var vec = new Box2D.Common.Math.b2Vec2(position.x, position.y);
+            this.SetTransform(vec, this.GetAngle());
+        }
+
+        Box2D.Common.Math.b2Vec2.prototype.Copy = function () {
+            return {
+                x: this.get_x(),
+                y: this.get_y()
+            };
+        }
+
+        // var Box2D variable is global in AsmBox2d.js
+        return Box2D;
+    } 
+        
+    //return Box2dWeb;
 
-/*
-* Copyright (c) 2006-2007 Erin Catto http://www.gphysics.com
-*
-* This software is provided 'as-is', without any express or implied
-* warranty.  In no event will the authors be held liable for any damages
-* arising from the use of this software.
-* Permission is granted to anyone to use this software for any purpose,
-* including commercial applications, and to alter it and redistribute it
-* freely, subject to the following restrictions:
-* 1. The origin of this software must not be misrepresented; you must not
-* claim that you wrote the original software. If you use this software
-* in a product, an acknowledgment in the product documentation would be
-* appreciated but is not required.
-* 2. Altered source versions must be plainly marked as such, and must not be
-* misrepresented as being the original software.
-* 3. This notice may not be removed or altered from any source distribution.
-*/
-var Box2D = {};
-
-(function (a2j, undefined) {
-   
-   function emptyFn() {};
-   a2j.inherit = function(cls, base) {
-      var tmpCtr = cls;
-      emptyFn.prototype = base.prototype;
-      cls.prototype = new emptyFn;
-      cls.prototype.constructor = tmpCtr;
-   };
-   
-   a2j.generateCallback = function generateCallback(context, cb) {
-      return function () {
-         cb.apply(context, arguments);
-      };
-   };
-   
-   a2j.NVector = function NVector(length) {
-      if (length === undefined) length = 0;
-      var tmp = new Array(length || 0);
-      for (var i = 0; i < length; ++i)
-      tmp[i] = 0;
-      return tmp;
-   };
-   
-   a2j.is = function is(o1, o2) {
-      if (o1 === null) return false;
-      if ((o2 instanceof Function) && (o1 instanceof o2)) return true;
-      if ((o1.constructor.__implements != undefined) && (o1.constructor.__implements[o2])) return true;
-      return false;
-   };
-   
-   a2j.parseUInt = function(v) {
-      return Math.abs(parseInt(v));
-   }
-   
-})(Box2D);
-
-//#TODO remove assignments from global namespace
-var Vector = Array;
-var Vector_a2j_Number = Box2D.NVector;
-//package structure
-if (typeof(Box2D) === "undefined") Box2D = {};
-if (typeof(Box2D.Collision) === "undefined") Box2D.Collision = {};
-if (typeof(Box2D.Collision.Shapes) === "undefined") Box2D.Collision.Shapes = {};
-if (typeof(Box2D.Common) === "undefined") Box2D.Common = {};
-if (typeof(Box2D.Common.Math) === "undefined") Box2D.Common.Math = {};
-if (typeof(Box2D.Dynamics) === "undefined") Box2D.Dynamics = {};
-if (typeof(Box2D.Dynamics.Contacts) === "undefined") Box2D.Dynamics.Contacts = {};
-if (typeof(Box2D.Dynamics.Controllers) === "undefined") Box2D.Dynamics.Controllers = {};
-if (typeof(Box2D.Dynamics.Joints) === "undefined") Box2D.Dynamics.Joints = {};
-//pre-definitions
-(function () {
-   Box2D.Collision.IBroadPhase = 'Box2D.Collision.IBroadPhase';
-
-   function b2AABB() {
-      b2AABB.b2AABB.apply(this, arguments);
-   };
-   Box2D.Collision.b2AABB = b2AABB;
-
-   function b2Bound() {
-      b2Bound.b2Bound.apply(this, arguments);
-   };
-   Box2D.Collision.b2Bound = b2Bound;
-
-   function b2BoundValues() {
-      b2BoundValues.b2BoundValues.apply(this, arguments);
-      if (this.constructor === b2BoundValues) this.b2BoundValues.apply(this, arguments);
-   };
-   Box2D.Collision.b2BoundValues = b2BoundValues;
-
-   function b2Collision() {
-      b2Collision.b2Collision.apply(this, arguments);
-   };
-   Box2D.Collision.b2Collision = b2Collision;
-
-   function b2ContactID() {
-      b2ContactID.b2ContactID.apply(this, arguments);
-      if (this.constructor === b2ContactID) this.b2ContactID.apply(this, arguments);
-   };
-   Box2D.Collision.b2ContactID = b2ContactID;
-
-   function b2ContactPoint() {
-      b2ContactPoint.b2ContactPoint.apply(this, arguments);
-   };
-   Box2D.Collision.b2ContactPoint = b2ContactPoint;
-
-   function b2Distance() {
-      b2Distance.b2Distance.apply(this, arguments);
-   };
-   Box2D.Collision.b2Distance = b2Distance;
-
-   function b2DistanceInput() {
-      b2DistanceInput.b2DistanceInput.apply(this, arguments);
-   };
-   Box2D.Collision.b2DistanceInput = b2DistanceInput;
-
-   function b2DistanceOutput() {
-      b2DistanceOutput.b2DistanceOutput.apply(this, arguments);
-   };
-   Box2D.Collision.b2DistanceOutput = b2DistanceOutput;
-
-   function b2DistanceProxy() {
-      b2DistanceProxy.b2DistanceProxy.apply(this, arguments);
-   };
-   Box2D.Collision.b2DistanceProxy = b2DistanceProxy;
-
-   function b2DynamicTree() {
-      b2DynamicTree.b2DynamicTree.apply(this, arguments);
-      if (this.constructor === b2DynamicTree) this.b2DynamicTree.apply(this, arguments);
-   };
-   Box2D.Collision.b2DynamicTree = b2DynamicTree;
-
-   function b2DynamicTreeBroadPhase() {
-      b2DynamicTreeBroadPhase.b2DynamicTreeBroadPhase.apply(this, arguments);
-   };
-   Box2D.Collision.b2DynamicTreeBroadPhase = b2DynamicTreeBroadPhase;
-
-   function b2DynamicTreeNode() {
-      b2DynamicTreeNode.b2DynamicTreeNode.apply(this, arguments);
-   };
-   Box2D.Collision.b2DynamicTreeNode = b2DynamicTreeNode;
-
-   function b2DynamicTreePair() {
-      b2DynamicTreePair.b2DynamicTreePair.apply(this, arguments);
-   };
-   Box2D.Collision.b2DynamicTreePair = b2DynamicTreePair;
-
-   function b2Manifold() {
-      b2Manifold.b2Manifold.apply(this, arguments);
-      if (this.constructor === b2Manifold) this.b2Manifold.apply(this, arguments);
-   };
-   Box2D.Collision.b2Manifold = b2Manifold;
-
-   function b2ManifoldPoint() {
-      b2ManifoldPoint.b2ManifoldPoint.apply(this, arguments);
-      if (this.constructor === b2ManifoldPoint) this.b2ManifoldPoint.apply(this, arguments);
-   };
-   Box2D.Collision.b2ManifoldPoint = b2ManifoldPoint;
-
-   function b2Point() {
-      b2Point.b2Point.apply(this, arguments);
-   };
-   Box2D.Collision.b2Point = b2Point;
-
-   function b2RayCastInput() {
-      b2RayCastInput.b2RayCastInput.apply(this, arguments);
-      if (this.constructor === b2RayCastInput) this.b2RayCastInput.apply(this, arguments);
-   };
-   Box2D.Collision.b2RayCastInput = b2RayCastInput;
-
-   function b2RayCastOutput() {
-      b2RayCastOutput.b2RayCastOutput.apply(this, arguments);
-   };
-   Box2D.Collision.b2RayCastOutput = b2RayCastOutput;
-
-   function b2Segment() {
-      b2Segment.b2Segment.apply(this, arguments);
-   };
-   Box2D.Collision.b2Segment = b2Segment;
-
-   function b2SeparationFunction() {
-      b2SeparationFunction.b2SeparationFunction.apply(this, arguments);
-   };
-   Box2D.Collision.b2SeparationFunction = b2SeparationFunction;
-
-   function b2Simplex() {
-      b2Simplex.b2Simplex.apply(this, arguments);
-      if (this.constructor === b2Simplex) this.b2Simplex.apply(this, arguments);
-   };
-   Box2D.Collision.b2Simplex = b2Simplex;
-
-   function b2SimplexCache() {
-      b2SimplexCache.b2SimplexCache.apply(this, arguments);
-   };
-   Box2D.Collision.b2SimplexCache = b2SimplexCache;
-
-   function b2SimplexVertex() {
-      b2SimplexVertex.b2SimplexVertex.apply(this, arguments);
-   };
-   Box2D.Collision.b2SimplexVertex = b2SimplexVertex;
-
-   function b2TimeOfImpact() {
-      b2TimeOfImpact.b2TimeOfImpact.apply(this, arguments);
-   };
-   Box2D.Collision.b2TimeOfImpact = b2TimeOfImpact;
-
-   function b2TOIInput() {
-      b2TOIInput.b2TOIInput.apply(this, arguments);
-   };
-   Box2D.Collision.b2TOIInput = b2TOIInput;
-
-   function b2WorldManifold() {
-      b2WorldManifold.b2WorldManifold.apply(this, arguments);
-      if (this.constructor === b2WorldManifold) this.b2WorldManifold.apply(this, arguments);
-   };
-   Box2D.Collision.b2WorldManifold = b2WorldManifold;
-
-   function ClipVertex() {
-      ClipVertex.ClipVertex.apply(this, arguments);
-   };
-   Box2D.Collision.ClipVertex = ClipVertex;
-
-   function Features() {
-      Features.Features.apply(this, arguments);
-   };
-   Box2D.Collision.Features = Features;
-
-   function b2CircleShape() {
-      b2CircleShape.b2CircleShape.apply(this, arguments);
-      if (this.constructor === b2CircleShape) this.b2CircleShape.apply(this, arguments);
-   };
-   Box2D.Collision.Shapes.b2CircleShape = b2CircleShape;
-
-   function b2EdgeChainDef() {
-      b2EdgeChainDef.b2EdgeChainDef.apply(this, arguments);
-      if (this.constructor === b2EdgeChainDef) this.b2EdgeChainDef.apply(this, arguments);
-   };
-   Box2D.Collision.Shapes.b2EdgeChainDef = b2EdgeChainDef;
-
-   function b2EdgeShape() {
-      b2EdgeShape.b2EdgeShape.apply(this, arguments);
-      if (this.constructor === b2EdgeShape) this.b2EdgeShape.apply(this, arguments);
-   };
-   Box2D.Collision.Shapes.b2EdgeShape = b2EdgeShape;
-
-   function b2MassData() {
-      b2MassData.b2MassData.apply(this, arguments);
-   };
-   Box2D.Collision.Shapes.b2MassData = b2MassData;
-
-   function b2PolygonShape() {
-      b2PolygonShape.b2PolygonShape.apply(this, arguments);
-      if (this.constructor === b2PolygonShape) this.b2PolygonShape.apply(this, arguments);
-   };
-   Box2D.Collision.Shapes.b2PolygonShape = b2PolygonShape;
-
-   function b2Shape() {
-      b2Shape.b2Shape.apply(this, arguments);
-      if (this.constructor === b2Shape) this.b2Shape.apply(this, arguments);
-   };
-   Box2D.Collision.Shapes.b2Shape = b2Shape;
-   Box2D.Common.b2internal = 'Box2D.Common.b2internal';
-
-   function b2Color() {
-      b2Color.b2Color.apply(this, arguments);
-      if (this.constructor === b2Color) this.b2Color.apply(this, arguments);
-   };
-   Box2D.Common.b2Color = b2Color;
-
-   function b2Settings() {
-      b2Settings.b2Settings.apply(this, arguments);
-   };
-   Box2D.Common.b2Settings = b2Settings;
-
-   function b2Mat22() {
-      b2Mat22.b2Mat22.apply(this, arguments);
-      if (this.constructor === b2Mat22) this.b2Mat22.apply(this, arguments);
-   };
-   Box2D.Common.Math.b2Mat22 = b2Mat22;
-
-   function b2Mat33() {
-      b2Mat33.b2Mat33.apply(this, arguments);
-      if (this.constructor === b2Mat33) this.b2Mat33.apply(this, arguments);
-   };
-   Box2D.Common.Math.b2Mat33 = b2Mat33;
-
-   function b2Math() {
-      b2Math.b2Math.apply(this, arguments);
-   };
-   Box2D.Common.Math.b2Math = b2Math;
-
-   function b2Sweep() {
-      b2Sweep.b2Sweep.apply(this, arguments);
-   };
-   Box2D.Common.Math.b2Sweep = b2Sweep;
-
-   function b2Transform() {
-      b2Transform.b2Transform.apply(this, arguments);
-      if (this.constructor === b2Transform) this.b2Transform.apply(this, arguments);
-   };
-   Box2D.Common.Math.b2Transform = b2Transform;
-
-   function b2Vec2() {
-      b2Vec2.b2Vec2.apply(this, arguments);
-      if (this.constructor === b2Vec2) this.b2Vec2.apply(this, arguments);
-   };
-   Box2D.Common.Math.b2Vec2 = b2Vec2;
-
-   function b2Vec3() {
-      b2Vec3.b2Vec3.apply(this, arguments);
-      if (this.constructor === b2Vec3) this.b2Vec3.apply(this, arguments);
-   };
-   Box2D.Common.Math.b2Vec3 = b2Vec3;
-
-   function b2Body() {
-      b2Body.b2Body.apply(this, arguments);
-      if (this.constructor === b2Body) this.b2Body.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2Body = b2Body;
-
-   function b2BodyDef() {
-      b2BodyDef.b2BodyDef.apply(this, arguments);
-      if (this.constructor === b2BodyDef) this.b2BodyDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2BodyDef = b2BodyDef;
-
-   function b2ContactFilter() {
-      b2ContactFilter.b2ContactFilter.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2ContactFilter = b2ContactFilter;
-
-   function b2ContactImpulse() {
-      b2ContactImpulse.b2ContactImpulse.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2ContactImpulse = b2ContactImpulse;
-
-   function b2ContactListener() {
-      b2ContactListener.b2ContactListener.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2ContactListener = b2ContactListener;
-
-   function b2ContactManager() {
-      b2ContactManager.b2ContactManager.apply(this, arguments);
-      if (this.constructor === b2ContactManager) this.b2ContactManager.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2ContactManager = b2ContactManager;
-
-   function b2DebugDraw() {
-      b2DebugDraw.b2DebugDraw.apply(this, arguments);
-      if (this.constructor === b2DebugDraw) this.b2DebugDraw.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2DebugDraw = b2DebugDraw;
-
-   function b2DestructionListener() {
-      b2DestructionListener.b2DestructionListener.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2DestructionListener = b2DestructionListener;
-
-   function b2FilterData() {
-      b2FilterData.b2FilterData.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2FilterData = b2FilterData;
-
-   function b2Fixture() {
-      b2Fixture.b2Fixture.apply(this, arguments);
-      if (this.constructor === b2Fixture) this.b2Fixture.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2Fixture = b2Fixture;
-
-   function b2FixtureDef() {
-      b2FixtureDef.b2FixtureDef.apply(this, arguments);
-      if (this.constructor === b2FixtureDef) this.b2FixtureDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2FixtureDef = b2FixtureDef;
-
-   function b2Island() {
-      b2Island.b2Island.apply(this, arguments);
-      if (this.constructor === b2Island) this.b2Island.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2Island = b2Island;
-
-   function b2TimeStep() {
-      b2TimeStep.b2TimeStep.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2TimeStep = b2TimeStep;
-
-   function b2World() {
-      b2World.b2World.apply(this, arguments);
-      if (this.constructor === b2World) this.b2World.apply(this, arguments);
-   };
-   Box2D.Dynamics.b2World = b2World;
-
-   function b2CircleContact() {
-      b2CircleContact.b2CircleContact.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2CircleContact = b2CircleContact;
-
-   function b2Contact() {
-      b2Contact.b2Contact.apply(this, arguments);
-      if (this.constructor === b2Contact) this.b2Contact.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2Contact = b2Contact;
-
-   function b2ContactConstraint() {
-      b2ContactConstraint.b2ContactConstraint.apply(this, arguments);
-      if (this.constructor === b2ContactConstraint) this.b2ContactConstraint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2ContactConstraint = b2ContactConstraint;
-
-   function b2ContactConstraintPoint() {
-      b2ContactConstraintPoint.b2ContactConstraintPoint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2ContactConstraintPoint = b2ContactConstraintPoint;
-
-   function b2ContactEdge() {
-      b2ContactEdge.b2ContactEdge.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2ContactEdge = b2ContactEdge;
-
-   function b2ContactFactory() {
-      b2ContactFactory.b2ContactFactory.apply(this, arguments);
-      if (this.constructor === b2ContactFactory) this.b2ContactFactory.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2ContactFactory = b2ContactFactory;
-
-   function b2ContactRegister() {
-      b2ContactRegister.b2ContactRegister.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2ContactRegister = b2ContactRegister;
-
-   function b2ContactResult() {
-      b2ContactResult.b2ContactResult.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2ContactResult = b2ContactResult;
-
-   function b2ContactSolver() {
-      b2ContactSolver.b2ContactSolver.apply(this, arguments);
-      if (this.constructor === b2ContactSolver) this.b2ContactSolver.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2ContactSolver = b2ContactSolver;
-
-   function b2EdgeAndCircleContact() {
-      b2EdgeAndCircleContact.b2EdgeAndCircleContact.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2EdgeAndCircleContact = b2EdgeAndCircleContact;
-
-   function b2NullContact() {
-      b2NullContact.b2NullContact.apply(this, arguments);
-      if (this.constructor === b2NullContact) this.b2NullContact.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2NullContact = b2NullContact;
-
-   function b2PolyAndCircleContact() {
-      b2PolyAndCircleContact.b2PolyAndCircleContact.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2PolyAndCircleContact = b2PolyAndCircleContact;
-
-   function b2PolyAndEdgeContact() {
-      b2PolyAndEdgeContact.b2PolyAndEdgeContact.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2PolyAndEdgeContact = b2PolyAndEdgeContact;
-
-   function b2PolygonContact() {
-      b2PolygonContact.b2PolygonContact.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2PolygonContact = b2PolygonContact;
-
-   function b2PositionSolverManifold() {
-      b2PositionSolverManifold.b2PositionSolverManifold.apply(this, arguments);
-      if (this.constructor === b2PositionSolverManifold) this.b2PositionSolverManifold.apply(this, arguments);
-   };
-   Box2D.Dynamics.Contacts.b2PositionSolverManifold = b2PositionSolverManifold;
-
-   function b2BuoyancyController() {
-      b2BuoyancyController.b2BuoyancyController.apply(this, arguments);
-   };
-   Box2D.Dynamics.Controllers.b2BuoyancyController = b2BuoyancyController;
-
-   function b2ConstantAccelController() {
-      b2ConstantAccelController.b2ConstantAccelController.apply(this, arguments);
-   };
-   Box2D.Dynamics.Controllers.b2ConstantAccelController = b2ConstantAccelController;
-
-   function b2ConstantForceController() {
-      b2ConstantForceController.b2ConstantForceController.apply(this, arguments);
-   };
-   Box2D.Dynamics.Controllers.b2ConstantForceController = b2ConstantForceController;
-
-   function b2Controller() {
-      b2Controller.b2Controller.apply(this, arguments);
-   };
-   Box2D.Dynamics.Controllers.b2Controller = b2Controller;
-
-   function b2ControllerEdge() {
-      b2ControllerEdge.b2ControllerEdge.apply(this, arguments);
-   };
-   Box2D.Dynamics.Controllers.b2ControllerEdge = b2ControllerEdge;
-
-   function b2GravityController() {
-      b2GravityController.b2GravityController.apply(this, arguments);
-   };
-   Box2D.Dynamics.Controllers.b2GravityController = b2GravityController;
-
-   function b2TensorDampingController() {
-      b2TensorDampingController.b2TensorDampingController.apply(this, arguments);
-   };
-   Box2D.Dynamics.Controllers.b2TensorDampingController = b2TensorDampingController;
-
-   function b2DistanceJoint() {
-      b2DistanceJoint.b2DistanceJoint.apply(this, arguments);
-      if (this.constructor === b2DistanceJoint) this.b2DistanceJoint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2DistanceJoint = b2DistanceJoint;
-
-   function b2DistanceJointDef() {
-      b2DistanceJointDef.b2DistanceJointDef.apply(this, arguments);
-      if (this.constructor === b2DistanceJointDef) this.b2DistanceJointDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2DistanceJointDef = b2DistanceJointDef;
-
-   function b2FrictionJoint() {
-      b2FrictionJoint.b2FrictionJoint.apply(this, arguments);
-      if (this.constructor === b2FrictionJoint) this.b2FrictionJoint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2FrictionJoint = b2FrictionJoint;
-
-   function b2FrictionJointDef() {
-      b2FrictionJointDef.b2FrictionJointDef.apply(this, arguments);
-      if (this.constructor === b2FrictionJointDef) this.b2FrictionJointDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2FrictionJointDef = b2FrictionJointDef;
-
-   function b2GearJoint() {
-      b2GearJoint.b2GearJoint.apply(this, arguments);
-      if (this.constructor === b2GearJoint) this.b2GearJoint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2GearJoint = b2GearJoint;
-
-   function b2GearJointDef() {
-      b2GearJointDef.b2GearJointDef.apply(this, arguments);
-      if (this.constructor === b2GearJointDef) this.b2GearJointDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2GearJointDef = b2GearJointDef;
-
-   function b2Jacobian() {
-      b2Jacobian.b2Jacobian.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2Jacobian = b2Jacobian;
-
-   function b2Joint() {
-      b2Joint.b2Joint.apply(this, arguments);
-      if (this.constructor === b2Joint) this.b2Joint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2Joint = b2Joint;
-
-   function b2JointDef() {
-      b2JointDef.b2JointDef.apply(this, arguments);
-      if (this.constructor === b2JointDef) this.b2JointDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2JointDef = b2JointDef;
-
-   function b2JointEdge() {
-      b2JointEdge.b2JointEdge.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2JointEdge = b2JointEdge;
-
-   function b2LineJoint() {
-      b2LineJoint.b2LineJoint.apply(this, arguments);
-      if (this.constructor === b2LineJoint) this.b2LineJoint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2LineJoint = b2LineJoint;
-
-   function b2LineJointDef() {
-      b2LineJointDef.b2LineJointDef.apply(this, arguments);
-      if (this.constructor === b2LineJointDef) this.b2LineJointDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2LineJointDef = b2LineJointDef;
-
-   function b2MouseJoint() {
-      b2MouseJoint.b2MouseJoint.apply(this, arguments);
-      if (this.constructor === b2MouseJoint) this.b2MouseJoint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2MouseJoint = b2MouseJoint;
-
-   function b2MouseJointDef() {
-      b2MouseJointDef.b2MouseJointDef.apply(this, arguments);
-      if (this.constructor === b2MouseJointDef) this.b2MouseJointDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2MouseJointDef = b2MouseJointDef;
-
-   function b2PrismaticJoint() {
-      b2PrismaticJoint.b2PrismaticJoint.apply(this, arguments);
-      if (this.constructor === b2PrismaticJoint) this.b2PrismaticJoint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2PrismaticJoint = b2PrismaticJoint;
-
-   function b2PrismaticJointDef() {
-      b2PrismaticJointDef.b2PrismaticJointDef.apply(this, arguments);
-      if (this.constructor === b2PrismaticJointDef) this.b2PrismaticJointDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2PrismaticJointDef = b2PrismaticJointDef;
-
-   function b2PulleyJoint() {
-      b2PulleyJoint.b2PulleyJoint.apply(this, arguments);
-      if (this.constructor === b2PulleyJoint) this.b2PulleyJoint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2PulleyJoint = b2PulleyJoint;
-
-   function b2PulleyJointDef() {
-      b2PulleyJointDef.b2PulleyJointDef.apply(this, arguments);
-      if (this.constructor === b2PulleyJointDef) this.b2PulleyJointDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2PulleyJointDef = b2PulleyJointDef;
-
-   function b2RevoluteJoint() {
-      b2RevoluteJoint.b2RevoluteJoint.apply(this, arguments);
-      if (this.constructor === b2RevoluteJoint) this.b2RevoluteJoint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2RevoluteJoint = b2RevoluteJoint;
-
-   function b2RevoluteJointDef() {
-      b2RevoluteJointDef.b2RevoluteJointDef.apply(this, arguments);
-      if (this.constructor === b2RevoluteJointDef) this.b2RevoluteJointDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2RevoluteJointDef = b2RevoluteJointDef;
-
-   function b2WeldJoint() {
-      b2WeldJoint.b2WeldJoint.apply(this, arguments);
-      if (this.constructor === b2WeldJoint) this.b2WeldJoint.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2WeldJoint = b2WeldJoint;
-
-   function b2WeldJointDef() {
-      b2WeldJointDef.b2WeldJointDef.apply(this, arguments);
-      if (this.constructor === b2WeldJointDef) this.b2WeldJointDef.apply(this, arguments);
-   };
-   Box2D.Dynamics.Joints.b2WeldJointDef = b2WeldJointDef;
-})(); //definitions
-Box2D.postDefs = [];
-(function () {
-   var b2CircleShape = Box2D.Collision.Shapes.b2CircleShape,
-      b2EdgeChainDef = Box2D.Collision.Shapes.b2EdgeChainDef,
-      b2EdgeShape = Box2D.Collision.Shapes.b2EdgeShape,
-      b2MassData = Box2D.Collision.Shapes.b2MassData,
-      b2PolygonShape = Box2D.Collision.Shapes.b2PolygonShape,
-      b2Shape = Box2D.Collision.Shapes.b2Shape,
-      b2Color = Box2D.Common.b2Color,
-      b2internal = Box2D.Common.b2internal,
-      b2Settings = Box2D.Common.b2Settings,
-      b2Mat22 = Box2D.Common.Math.b2Mat22,
-      b2Mat33 = Box2D.Common.Math.b2Mat33,
-      b2Math = Box2D.Common.Math.b2Math,
-      b2Sweep = Box2D.Common.Math.b2Sweep,
-      b2Transform = Box2D.Common.Math.b2Transform,
-      b2Vec2 = Box2D.Common.Math.b2Vec2,
-      b2Vec3 = Box2D.Common.Math.b2Vec3,
-      b2AABB = Box2D.Collision.b2AABB,
-      b2Bound = Box2D.Collision.b2Bound,
-      b2BoundValues = Box2D.Collision.b2BoundValues,
-      b2Collision = Box2D.Collision.b2Collision,
-      b2ContactID = Box2D.Collision.b2ContactID,
-      b2ContactPoint = Box2D.Collision.b2ContactPoint,
-      b2Distance = Box2D.Collision.b2Distance,
-      b2DistanceInput = Box2D.Collision.b2DistanceInput,
-      b2DistanceOutput = Box2D.Collision.b2DistanceOutput,
-      b2DistanceProxy = Box2D.Collision.b2DistanceProxy,
-      b2DynamicTree = Box2D.Collision.b2DynamicTree,
-      b2DynamicTreeBroadPhase = Box2D.Collision.b2DynamicTreeBroadPhase,
-      b2DynamicTreeNode = Box2D.Collision.b2DynamicTreeNode,
-      b2DynamicTreePair = Box2D.Collision.b2DynamicTreePair,
-      b2Manifold = Box2D.Collision.b2Manifold,
-      b2ManifoldPoint = Box2D.Collision.b2ManifoldPoint,
-      b2Point = Box2D.Collision.b2Point,
-      b2RayCastInput = Box2D.Collision.b2RayCastInput,
-      b2RayCastOutput = Box2D.Collision.b2RayCastOutput,
-      b2Segment = Box2D.Collision.b2Segment,
-      b2SeparationFunction = Box2D.Collision.b2SeparationFunction,
-      b2Simplex = Box2D.Collision.b2Simplex,
-      b2SimplexCache = Box2D.Collision.b2SimplexCache,
-      b2SimplexVertex = Box2D.Collision.b2SimplexVertex,
-      b2TimeOfImpact = Box2D.Collision.b2TimeOfImpact,
-      b2TOIInput = Box2D.Collision.b2TOIInput,
-      b2WorldManifold = Box2D.Collision.b2WorldManifold,
-      ClipVertex = Box2D.Collision.ClipVertex,
-      Features = Box2D.Collision.Features,
-      IBroadPhase = Box2D.Collision.IBroadPhase;
-
-   b2AABB.b2AABB = function () {
-      this.lowerBound = new b2Vec2();
-      this.upperBound = new b2Vec2();
-   };
-   b2AABB.prototype.IsValid = function () {
-      var dX = this.upperBound.x - this.lowerBound.x;
-      var dY = this.upperBound.y - this.lowerBound.y;
-      var valid = dX >= 0.0 && dY >= 0.0;
-      valid = valid && this.lowerBound.IsValid() && this.upperBound.IsValid();
-      return valid;
-   }
-   b2AABB.prototype.GetCenter = function () {
-      return new b2Vec2((this.lowerBound.x + this.upperBound.x) / 2, (this.lowerBound.y + this.upperBound.y) / 2);
-   }
-   b2AABB.prototype.GetExtents = function () {
-      return new b2Vec2((this.upperBound.x - this.lowerBound.x) / 2, (this.upperBound.y - this.lowerBound.y) / 2);
-   }
-   b2AABB.prototype.Contains = function (aabb) {
-      var result = true;
-      result = result && this.lowerBound.x <= aabb.lowerBound.x;
-      result = result && this.lowerBound.y <= aabb.lowerBound.y;
-      result = result && aabb.upperBound.x <= this.upperBound.x;
-      result = result && aabb.upperBound.y <= this.upperBound.y;
-      return result;
-   }
-   b2AABB.prototype.RayCast = function (output, input) {
-      var tmin = (-Number.MAX_VALUE);
-      var tmax = Number.MAX_VALUE;
-      var pX = input.p1.x;
-      var pY = input.p1.y;
-      var dX = input.p2.x - input.p1.x;
-      var dY = input.p2.y - input.p1.y;
-      var absDX = Math.abs(dX);
-      var absDY = Math.abs(dY);
-      var normal = output.normal;
-      var inv_d = 0;
-      var t1 = 0;
-      var t2 = 0;
-      var t3 = 0;
-      var s = 0; {
-         if (absDX < Number.MIN_VALUE) {
-            if (pX < this.lowerBound.x || this.upperBound.x < pX) return false;
-         }
-         else {
-            inv_d = 1.0 / dX;
-            t1 = (this.lowerBound.x - pX) * inv_d;
-            t2 = (this.upperBound.x - pX) * inv_d;
-            s = (-1.0);
-            if (t1 > t2) {
-               t3 = t1;
-               t1 = t2;
-               t2 = t3;
-               s = 1.0;
-            }
-            if (t1 > tmin) {
-               normal.x = s;
-               normal.y = 0;
-               tmin = t1;
-            }
-            tmax = Math.min(tmax, t2);
-            if (tmin > tmax) return false;
-         }
-      } {
-         if (absDY < Number.MIN_VALUE) {
-            if (pY < this.lowerBound.y || this.upperBound.y < pY) return false;
-         }
-         else {
-            inv_d = 1.0 / dY;
-            t1 = (this.lowerBound.y - pY) * inv_d;
-            t2 = (this.upperBound.y - pY) * inv_d;
-            s = (-1.0);
-            if (t1 > t2) {
-               t3 = t1;
-               t1 = t2;
-               t2 = t3;
-               s = 1.0;
-            }
-            if (t1 > tmin) {
-               normal.y = s;
-               normal.x = 0;
-               tmin = t1;
-            }
-            tmax = Math.min(tmax, t2);
-            if (tmin > tmax) return false;
-         }
-      }
-      output.fraction = tmin;
-      return true;
-   }
-   b2AABB.prototype.TestOverlap = function (other) {
-      var d1X = other.lowerBound.x - this.upperBound.x;
-      var d1Y = other.lowerBound.y - this.upperBound.y;
-      var d2X = this.lowerBound.x - other.upperBound.x;
-      var d2Y = this.lowerBound.y - other.upperBound.y;
-      if (d1X > 0.0 || d1Y > 0.0) return false;
-      if (d2X > 0.0 || d2Y > 0.0) return false;
-      return true;
-   }
-   b2AABB.Combine = function (aabb1, aabb2) {
-      var aabb = new b2AABB();
-      aabb.Combine(aabb1, aabb2);
-      return aabb;
-   }
-   b2AABB.prototype.Combine = function (aabb1, aabb2) {
-      this.lowerBound.x = Math.min(aabb1.lowerBound.x, aabb2.lowerBound.x);
-      this.lowerBound.y = Math.min(aabb1.lowerBound.y, aabb2.lowerBound.y);
-      this.upperBound.x = Math.max(aabb1.upperBound.x, aabb2.upperBound.x);
-      this.upperBound.y = Math.max(aabb1.upperBound.y, aabb2.upperBound.y);
-   }
-   b2Bound.b2Bound = function () {};
-   b2Bound.prototype.IsLower = function () {
-      return (this.value & 1) == 0;
-   }
-   b2Bound.prototype.IsUpper = function () {
-      return (this.value & 1) == 1;
-   }
-   b2Bound.prototype.Swap = function (b) {
-      var tempValue = this.value;
-      var tempProxy = this.proxy;
-      var tempStabbingCount = this.stabbingCount;
-      this.value = b.value;
-      this.proxy = b.proxy;
-      this.stabbingCount = b.stabbingCount;
-      b.value = tempValue;
-      b.proxy = tempProxy;
-      b.stabbingCount = tempStabbingCount;
-   }
-   b2BoundValues.b2BoundValues = function () {};
-   b2BoundValues.prototype.b2BoundValues = function () {
-      this.lowerValues = new Vector_a2j_Number();
-      this.lowerValues[0] = 0.0;
-      this.lowerValues[1] = 0.0;
-      this.upperValues = new Vector_a2j_Number();
-      this.upperValues[0] = 0.0;
-      this.upperValues[1] = 0.0;
-   }
-   b2Collision.b2Collision = function () {};
-   b2Collision.ClipSegmentToLine = function (vOut, vIn, normal, offset) {
-      if (offset === undefined) offset = 0;
-      var cv;
-      var numOut = 0;
-      cv = vIn[0];
-      var vIn0 = cv.v;
-      cv = vIn[1];
-      var vIn1 = cv.v;
-      var distance0 = normal.x * vIn0.x + normal.y * vIn0.y - offset;
-      var distance1 = normal.x * vIn1.x + normal.y * vIn1.y - offset;
-      if (distance0 <= 0.0) vOut[numOut++].Set(vIn[0]);
-      if (distance1 <= 0.0) vOut[numOut++].Set(vIn[1]);
-      if (distance0 * distance1 < 0.0) {
-         var interp = distance0 / (distance0 - distance1);
-         cv = vOut[numOut];
-         var tVec = cv.v;
-         tVec.x = vIn0.x + interp * (vIn1.x - vIn0.x);
-         tVec.y = vIn0.y + interp * (vIn1.y - vIn0.y);
-         cv = vOut[numOut];
-         var cv2;
-         if (distance0 > 0.0) {
-            cv2 = vIn[0];
-            cv.id = cv2.id;
-         }
-         else {
-            cv2 = vIn[1];
-            cv.id = cv2.id;
-         }++numOut;
-      }
-      return numOut;
-   }
-   b2Collision.EdgeSeparation = function (poly1, xf1, edge1, poly2, xf2) {
-      if (edge1 === undefined) edge1 = 0;
-      var count1 = parseInt(poly1.m_vertexCount);
-      var vertices1 = poly1.m_vertices;
-      var normals1 = poly1.m_normals;
-      var count2 = parseInt(poly2.m_vertexCount);
-      var vertices2 = poly2.m_vertices;
-      var tMat;
-      var tVec;
-      tMat = xf1.R;
-      tVec = normals1[edge1];
-      var normal1WorldX = (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      var normal1WorldY = (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      tMat = xf2.R;
-      var normal1X = (tMat.col1.x * normal1WorldX + tMat.col1.y * normal1WorldY);
-      var normal1Y = (tMat.col2.x * normal1WorldX + tMat.col2.y * normal1WorldY);
-      var index = 0;
-      var minDot = Number.MAX_VALUE;
-      for (var i = 0; i < count2; ++i) {
-         tVec = vertices2[i];
-         var dot = tVec.x * normal1X + tVec.y * normal1Y;
-         if (dot < minDot) {
-            minDot = dot;
-            index = i;
-         }
-      }
-      tVec = vertices1[edge1];
-      tMat = xf1.R;
-      var v1X = xf1.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      var v1Y = xf1.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      tVec = vertices2[index];
-      tMat = xf2.R;
-      var v2X = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      var v2Y = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      v2X -= v1X;
-      v2Y -= v1Y;
-      var separation = v2X * normal1WorldX + v2Y * normal1WorldY;
-      return separation;
-   }
-   b2Collision.FindMaxSeparation = function (edgeIndex, poly1, xf1, poly2, xf2) {
-      var count1 = parseInt(poly1.m_vertexCount);
-      var normals1 = poly1.m_normals;
-      var tVec;
-      var tMat;
-      tMat = xf2.R;
-      tVec = poly2.m_centroid;
-      var dX = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      var dY = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      tMat = xf1.R;
-      tVec = poly1.m_centroid;
-      dX -= xf1.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      dY -= xf1.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      var dLocal1X = (dX * xf1.R.col1.x + dY * xf1.R.col1.y);
-      var dLocal1Y = (dX * xf1.R.col2.x + dY * xf1.R.col2.y);
-      var edge = 0;
-      var maxDot = (-Number.MAX_VALUE);
-      for (var i = 0; i < count1; ++i) {
-         tVec = normals1[i];
-         var dot = (tVec.x * dLocal1X + tVec.y * dLocal1Y);
-         if (dot > maxDot) {
-            maxDot = dot;
-            edge = i;
-         }
-      }
-      var s = b2Collision.EdgeSeparation(poly1, xf1, edge, poly2, xf2);
-      var prevEdge = parseInt(edge - 1 >= 0 ? edge - 1 : count1 - 1);
-      var sPrev = b2Collision.EdgeSeparation(poly1, xf1, prevEdge, poly2, xf2);
-      var nextEdge = parseInt(edge + 1 < count1 ? edge + 1 : 0);
-      var sNext = b2Collision.EdgeSeparation(poly1, xf1, nextEdge, poly2, xf2);
-      var bestEdge = 0;
-      var bestSeparation = 0;
-      var increment = 0;
-      if (sPrev > s && sPrev > sNext) {
-         increment = (-1);
-         bestEdge = prevEdge;
-         bestSeparation = sPrev;
-      }
-      else if (sNext > s) {
-         increment = 1;
-         bestEdge = nextEdge;
-         bestSeparation = sNext;
-      }
-      else {
-         edgeIndex[0] = edge;
-         return s;
-      }
-      while (true) {
-         if (increment == (-1)) edge = bestEdge - 1 >= 0 ? bestEdge - 1 : count1 - 1;
-         else edge = bestEdge + 1 < count1 ? bestEdge + 1 : 0;s = b2Collision.EdgeSeparation(poly1, xf1, edge, poly2, xf2);
-         if (s > bestSeparation) {
-            bestEdge = edge;
-            bestSeparation = s;
-         }
-         else {
-            break;
-         }
-      }
-      edgeIndex[0] = bestEdge;
-      return bestSeparation;
-   }
-   b2Collision.FindIncidentEdge = function (c, poly1, xf1, edge1, poly2, xf2) {
-      if (edge1 === undefined) edge1 = 0;
-      var count1 = parseInt(poly1.m_vertexCount);
-      var normals1 = poly1.m_normals;
-      var count2 = parseInt(poly2.m_vertexCount);
-      var vertices2 = poly2.m_vertices;
-      var normals2 = poly2.m_normals;
-      var tMat;
-      var tVec;
-      tMat = xf1.R;
-      tVec = normals1[edge1];
-      var normal1X = (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      var normal1Y = (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      tMat = xf2.R;
-      var tX = (tMat.col1.x * normal1X + tMat.col1.y * normal1Y);
-      normal1Y = (tMat.col2.x * normal1X + tMat.col2.y * normal1Y);
-      normal1X = tX;
-      var index = 0;
-      var minDot = Number.MAX_VALUE;
-      for (var i = 0; i < count2; ++i) {
-         tVec = normals2[i];
-         var dot = (normal1X * tVec.x + normal1Y * tVec.y);
-         if (dot < minDot) {
-            minDot = dot;
-            index = i;
-         }
-      }
-      var tClip;
-      var i1 = parseInt(index);
-      var i2 = parseInt(i1 + 1 < count2 ? i1 + 1 : 0);
-      tClip = c[0];
-      tVec = vertices2[i1];
-      tMat = xf2.R;
-      tClip.v.x = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      tClip.v.y = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      tClip.id.features.referenceEdge = edge1;
-      tClip.id.features.incidentEdge = i1;
-      tClip.id.features.incidentVertex = 0;
-      tClip = c[1];
-      tVec = vertices2[i2];
-      tMat = xf2.R;
-      tClip.v.x = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      tClip.v.y = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      tClip.id.features.referenceEdge = edge1;
-      tClip.id.features.incidentEdge = i2;
-      tClip.id.features.incidentVertex = 1;
-   }
-   b2Collision.MakeClipPointVector = function () {
-      var r = new Vector(2);
-      r[0] = new ClipVertex();
-      r[1] = new ClipVertex();
-      return r;
-   }
-   b2Collision.CollidePolygons = function (manifold, polyA, xfA, polyB, xfB) {
-      var cv;
-      manifold.m_pointCount = 0;
-      var totalRadius = polyA.m_radius + polyB.m_radius;
-      var edgeA = 0;
-      b2Collision.s_edgeAO[0] = edgeA;
-      var separationA = b2Collision.FindMaxSeparation(b2Collision.s_edgeAO, polyA, xfA, polyB, xfB);
-      edgeA = b2Collision.s_edgeAO[0];
-      if (separationA > totalRadius) return;
-      var edgeB = 0;
-      b2Collision.s_edgeBO[0] = edgeB;
-      var separationB = b2Collision.FindMaxSeparation(b2Collision.s_edgeBO, polyB, xfB, polyA, xfA);
-      edgeB = b2Collision.s_edgeBO[0];
-      if (separationB > totalRadius) return;
-      var poly1;
-      var poly2;
-      var xf1;
-      var xf2;
-      var edge1 = 0;
-      var flip = 0;
-      var k_relativeTol = 0.98;
-      var k_absoluteTol = 0.001;
-      var tMat;
-      if (separationB > k_relativeTol * separationA + k_absoluteTol) {
-         poly1 = polyB;
-         poly2 = polyA;
-         xf1 = xfB;
-         xf2 = xfA;
-         edge1 = edgeB;
-         manifold.m_type = b2Manifold.e_faceB;
-         flip = 1;
-      }
-      else {
-         poly1 = polyA;
-         poly2 = polyB;
-         xf1 = xfA;
-         xf2 = xfB;
-         edge1 = edgeA;
-         manifold.m_type = b2Manifold.e_faceA;
-         flip = 0;
-      }
-      var incidentEdge = b2Collision.s_incidentEdge;
-      b2Collision.FindIncidentEdge(incidentEdge, poly1, xf1, edge1, poly2, xf2);
-      var count1 = parseInt(poly1.m_vertexCount);
-      var vertices1 = poly1.m_vertices;
-      var local_v11 = vertices1[edge1];
-      var local_v12;
-      if (edge1 + 1 < count1) {
-         local_v12 = vertices1[parseInt(edge1 + 1)];
-      }
-      else {
-         local_v12 = vertices1[0];
-      }
-      var localTangent = b2Collision.s_localTangent;
-      localTangent.Set(local_v12.x - local_v11.x, local_v12.y - local_v11.y);
-      localTangent.Normalize();
-      var localNormal = b2Collision.s_localNormal;
-      localNormal.x = localTangent.y;
-      localNormal.y = (-localTangent.x);
-      var planePoint = b2Collision.s_planePoint;
-      planePoint.Set(0.5 * (local_v11.x + local_v12.x), 0.5 * (local_v11.y + local_v12.y));
-      var tangent = b2Collision.s_tangent;
-      tMat = xf1.R;
-      tangent.x = (tMat.col1.x * localTangent.x + tMat.col2.x * localTangent.y);
-      tangent.y = (tMat.col1.y * localTangent.x + tMat.col2.y * localTangent.y);
-      var tangent2 = b2Collision.s_tangent2;
-      tangent2.x = (-tangent.x);
-      tangent2.y = (-tangent.y);
-      var normal = b2Collision.s_normal;
-      normal.x = tangent.y;
-      normal.y = (-tangent.x);
-      var v11 = b2Collision.s_v11;
-      var v12 = b2Collision.s_v12;
-      v11.x = xf1.position.x + (tMat.col1.x * local_v11.x + tMat.col2.x * local_v11.y);
-      v11.y = xf1.position.y + (tMat.col1.y * local_v11.x + tMat.col2.y * local_v11.y);
-      v12.x = xf1.position.x + (tMat.col1.x * local_v12.x + tMat.col2.x * local_v12.y);
-      v12.y = xf1.position.y + (tMat.col1.y * local_v12.x + tMat.col2.y * local_v12.y);
-      var frontOffset = normal.x * v11.x + normal.y * v11.y;
-      var sideOffset1 = (-tangent.x * v11.x) - tangent.y * v11.y + totalRadius;
-      var sideOffset2 = tangent.x * v12.x + tangent.y * v12.y + totalRadius;
-      var clipPoints1 = b2Collision.s_clipPoints1;
-      var clipPoints2 = b2Collision.s_clipPoints2;
-      var np = 0;
-      np = b2Collision.ClipSegmentToLine(clipPoints1, incidentEdge, tangent2, sideOffset1);
-      if (np < 2) return;
-      np = b2Collision.ClipSegmentToLine(clipPoints2, clipPoints1, tangent, sideOffset2);
-      if (np < 2) return;
-      manifold.m_localPlaneNormal.SetV(localNormal);
-      manifold.m_localPoint.SetV(planePoint);
-      var pointCount = 0;
-      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; ++i) {
-         cv = clipPoints2[i];
-         var separation = normal.x * cv.v.x + normal.y * cv.v.y - frontOffset;
-         if (separation <= totalRadius) {
-            var cp = manifold.m_points[pointCount];
-            tMat = xf2.R;
-            var tX = cv.v.x - xf2.position.x;
-            var tY = cv.v.y - xf2.position.y;
-            cp.m_localPoint.x = (tX * tMat.col1.x + tY * tMat.col1.y);
-            cp.m_localPoint.y = (tX * tMat.col2.x + tY * tMat.col2.y);
-            cp.m_id.Set(cv.id);
-            cp.m_id.features.flip = flip;
-            ++pointCount;
-         }
-      }
-      manifold.m_pointCount = pointCount;
-   }
-   b2Collision.CollideCircles = function (manifold, circle1, xf1, circle2, xf2) {
-      manifold.m_pointCount = 0;
-      var tMat;
-      var tVec;
-      tMat = xf1.R;
-      tVec = circle1.m_p;
-      var p1X = xf1.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      var p1Y = xf1.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      tMat = xf2.R;
-      tVec = circle2.m_p;
-      var p2X = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      var p2Y = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      var dX = p2X - p1X;
-      var dY = p2Y - p1Y;
-      var distSqr = dX * dX + dY * dY;
-      var radius = circle1.m_radius + circle2.m_radius;
-      if (distSqr > radius * radius) {
-         return;
-      }
-      manifold.m_type = b2Manifold.e_circles;
-      manifold.m_localPoint.SetV(circle1.m_p);
-      manifold.m_localPlaneNormal.SetZero();
-      manifold.m_pointCount = 1;
-      manifold.m_points[0].m_localPoint.SetV(circle2.m_p);
-      manifold.m_points[0].m_id.key = 0;
-   }
-   b2Collision.CollidePolygonAndCircle = function (manifold, polygon, xf1, circle, xf2) {
-      manifold.m_pointCount = 0;
-      var tPoint;
-      var dX = 0;
-      var dY = 0;
-      var positionX = 0;
-      var positionY = 0;
-      var tVec;
-      var tMat;
-      tMat = xf2.R;
-      tVec = circle.m_p;
-      var cX = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      var cY = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      dX = cX - xf1.position.x;
-      dY = cY - xf1.position.y;
-      tMat = xf1.R;
-      var cLocalX = (dX * tMat.col1.x + dY * tMat.col1.y);
-      var cLocalY = (dX * tMat.col2.x + dY * tMat.col2.y);
-      var dist = 0;
-      var normalIndex = 0;
-      var separation = (-Number.MAX_VALUE);
-      var radius = polygon.m_radius + circle.m_radius;
-      var vertexCount = parseInt(polygon.m_vertexCount);
-      var vertices = polygon.m_vertices;
-      var normals = polygon.m_normals;
-      for (var i = 0; i < vertexCount; ++i) {
-         tVec = vertices[i];
-         dX = cLocalX - tVec.x;
-         dY = cLocalY - tVec.y;
-         tVec = normals[i];
-         var s = tVec.x * dX + tVec.y * dY;
-         if (s > radius) {
-            return;
-         }
-         if (s > separation) {
-            separation = s;
-            normalIndex = i;
-         }
-      }
-      var vertIndex1 = parseInt(normalIndex);
-      var vertIndex2 = parseInt(vertIndex1 + 1 < vertexCount ? vertIndex1 + 1 : 0);
-      var v1 = vertices[vertIndex1];
-      var v2 = vertices[vertIndex2];
-      if (separation < Number.MIN_VALUE) {
-         manifold.m_pointCount = 1;
-         manifold.m_type = b2Manifold.e_faceA;
-         manifold.m_localPlaneNormal.SetV(normals[normalIndex]);
-         manifold.m_localPoint.x = 0.5 * (v1.x + v2.x);
-         manifold.m_localPoint.y = 0.5 * (v1.y + v2.y);
-         manifold.m_points[0].m_localPoint.SetV(circle.m_p);
-         manifold.m_points[0].m_id.key = 0;
-         return;
-      }
-      var u1 = (cLocalX - v1.x) * (v2.x - v1.x) + (cLocalY - v1.y) * (v2.y - v1.y);
-      var u2 = (cLocalX - v2.x) * (v1.x - v2.x) + (cLocalY - v2.y) * (v1.y - v2.y);
-      if (u1 <= 0.0) {
-         if ((cLocalX - v1.x) * (cLocalX - v1.x) + (cLocalY - v1.y) * (cLocalY - v1.y) > radius * radius) return;
-         manifold.m_pointCount = 1;
-         manifold.m_type = b2Manifold.e_faceA;
-         manifold.m_localPlaneNormal.x = cLocalX - v1.x;
-         manifold.m_localPlaneNormal.y = cLocalY - v1.y;
-         manifold.m_localPlaneNormal.Normalize();
-         manifold.m_localPoint.SetV(v1);
-         manifold.m_points[0].m_localPoint.SetV(circle.m_p);
-         manifold.m_points[0].m_id.key = 0;
-      }
-      else if (u2 <= 0) {
-         if ((cLocalX - v2.x) * (cLocalX - v2.x) + (cLocalY - v2.y) * (cLocalY - v2.y) > radius * radius) return;
-         manifold.m_pointCount = 1;
-         manifold.m_type = b2Manifold.e_faceA;
-         manifold.m_localPlaneNormal.x = cLocalX - v2.x;
-         manifold.m_localPlaneNormal.y = cLocalY - v2.y;
-         manifold.m_localPlaneNormal.Normalize();
-         manifold.m_localPoint.SetV(v2);
-         manifold.m_points[0].m_localPoint.SetV(circle.m_p);
-         manifold.m_points[0].m_id.key = 0;
-      }
-      else {
-         var faceCenterX = 0.5 * (v1.x + v2.x);
-         var faceCenterY = 0.5 * (v1.y + v2.y);
-         separation = (cLocalX - faceCenterX) * normals[vertIndex1].x + (cLocalY - faceCenterY) * normals[vertIndex1].y;
-         if (separation > radius) return;
-         manifold.m_pointCount = 1;
-         manifold.m_type = b2Manifold.e_faceA;
-         manifold.m_localPlaneNormal.x = normals[vertIndex1].x;
-         manifold.m_localPlaneNormal.y = normals[vertIndex1].y;
-         manifold.m_localPlaneNormal.Normalize();
-         manifold.m_localPoint.Set(faceCenterX, faceCenterY);
-         manifold.m_points[0].m_localPoint.SetV(circle.m_p);
-         manifold.m_points[0].m_id.key = 0;
-      }
-   }
-   b2Collision.TestOverlap = function (a, b) {
-      var t1 = b.lowerBound;
-      var t2 = a.upperBound;
-      var d1X = t1.x - t2.x;
-      var d1Y = t1.y - t2.y;
-      t1 = a.lowerBound;
-      t2 = b.upperBound;
-      var d2X = t1.x - t2.x;
-      var d2Y = t1.y - t2.y;
-      if (d1X > 0.0 || d1Y > 0.0) return false;
-      if (d2X > 0.0 || d2Y > 0.0) return false;
-      return true;
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Collision.b2Collision.s_incidentEdge = b2Collision.MakeClipPointVector();
-      Box2D.Collision.b2Collision.s_clipPoints1 = b2Collision.MakeClipPointVector();
-      Box2D.Collision.b2Collision.s_clipPoints2 = b2Collision.MakeClipPointVector();
-      Box2D.Collision.b2Collision.s_edgeAO = new Vector_a2j_Number(1);
-      Box2D.Collision.b2Collision.s_edgeBO = new Vector_a2j_Number(1);
-      Box2D.Collision.b2Collision.s_localTangent = new b2Vec2();
-      Box2D.Collision.b2Collision.s_localNormal = new b2Vec2();
-      Box2D.Collision.b2Collision.s_planePoint = new b2Vec2();
-      Box2D.Collision.b2Collision.s_normal = new b2Vec2();
-      Box2D.Collision.b2Collision.s_tangent = new b2Vec2();
-      Box2D.Collision.b2Collision.s_tangent2 = new b2Vec2();
-      Box2D.Collision.b2Collision.s_v11 = new b2Vec2();
-      Box2D.Collision.b2Collision.s_v12 = new b2Vec2();
-      Box2D.Collision.b2Collision.b2CollidePolyTempVec = new b2Vec2();
-      Box2D.Collision.b2Collision.b2_nullFeature = 0x000000ff;
-   });
-   b2ContactID.b2ContactID = function () {
-      this.features = new Features();
-   };
-   b2ContactID.prototype.b2ContactID = function () {
-      this.features._m_id = this;
-   }
-   b2ContactID.prototype.Set = function (id) {
-      this.key = id._key;
-   }
-   b2ContactID.prototype.Copy = function () {
-      var id = new b2ContactID();
-      id.key = this.key;
-      return id;
-   }
-   Object.defineProperty(b2ContactID.prototype, 'key', {
-      enumerable: false,
-      configurable: true,
-      get: function () {
-         return this._key;
-      }
-   });
-   Object.defineProperty(b2ContactID.prototype, 'key', {
-      enumerable: false,
-      configurable: true,
-      set: function (value) {
-         if (value === undefined) value = 0;
-         this._key = value;
-         this.features._referenceEdge = this._key & 0x000000ff;
-         this.features._incidentEdge = ((this._key & 0x0000ff00) >> 8) & 0x000000ff;
-         this.features._incidentVertex = ((this._key & 0x00ff0000) >> 16) & 0x000000ff;
-         this.features._flip = ((this._key & 0xff000000) >> 24) & 0x000000ff;
-      }
-   });
-   b2ContactPoint.b2ContactPoint = function () {
-      this.position = new b2Vec2();
-      this.velocity = new b2Vec2();
-      this.normal = new b2Vec2();
-      this.id = new b2ContactID();
-   };
-   b2Distance.b2Distance = function () {};
-   b2Distance.Distance = function (output, cache, input) {
-      ++b2Distance.b2_gjkCalls;
-      var proxyA = input.proxyA;
-      var proxyB = input.proxyB;
-      var transformA = input.transformA;
-      var transformB = input.transformB;
-      var simplex = b2Distance.s_simplex;
-      simplex.ReadCache(cache, proxyA, transformA, proxyB, transformB);
-      var vertices = simplex.m_vertices;
-      var k_maxIters = 20;
-      var saveA = b2Distance.s_saveA;
-      var saveB = b2Distance.s_saveB;
-      var saveCount = 0;
-      var closestPoint = simplex.GetClosestPoint();
-      var distanceSqr1 = closestPoint.LengthSquared();
-      var distanceSqr2 = distanceSqr1;
-      var i = 0;
-      var p;
-      var iter = 0;
-      while (iter < k_maxIters) {
-         saveCount = simplex.m_count;
-         for (i = 0;
-         i < saveCount; i++) {
-            saveA[i] = vertices[i].indexA;
-            saveB[i] = vertices[i].indexB;
-         }
-         switch (simplex.m_count) {
-         case 1:
-            break;
-         case 2:
-            simplex.Solve2();
-            break;
-         case 3:
-            simplex.Solve3();
-            break;
-         default:
-            b2Settings.b2Assert(false);
-         }
-         if (simplex.m_count == 3) {
-            break;
-         }
-         p = simplex.GetClosestPoint();
-         distanceSqr2 = p.LengthSquared();
-         if (distanceSqr2 > distanceSqr1) {}
-         distanceSqr1 = distanceSqr2;
-         var d = simplex.GetSearchDirection();
-         if (d.LengthSquared() < Number.MIN_VALUE * Number.MIN_VALUE) {
-            break;
-         }
-         var vertex = vertices[simplex.m_count];
-         vertex.indexA = proxyA.GetSupport(b2Math.MulTMV(transformA.R, d.GetNegative()));
-         vertex.wA = b2Math.MulX(transformA, proxyA.GetVertex(vertex.indexA));
-         vertex.indexB = proxyB.GetSupport(b2Math.MulTMV(transformB.R, d));
-         vertex.wB = b2Math.MulX(transformB, proxyB.GetVertex(vertex.indexB));
-         vertex.w = b2Math.SubtractVV(vertex.wB, vertex.wA);
-         ++iter;
-         ++b2Distance.b2_gjkIters;
-         var duplicate = false;
-         for (i = 0;
-         i < saveCount; i++) {
-            if (vertex.indexA == saveA[i] && vertex.indexB == saveB[i]) {
-               duplicate = true;
-               break;
-            }
-         }
-         if (duplicate) {
-            break;
-         }++simplex.m_count;
-      }
-      b2Distance.b2_gjkMaxIters = b2Math.Max(b2Distance.b2_gjkMaxIters, iter);
-      simplex.GetWitnessPoints(output.pointA, output.pointB);
-      output.distance = b2Math.SubtractVV(output.pointA, output.pointB).Length();
-      output.iterations = iter;
-      simplex.WriteCache(cache);
-      if (input.useRadii) {
-         var rA = proxyA.m_radius;
-         var rB = proxyB.m_radius;
-         if (output.distance > rA + rB && output.distance > Number.MIN_VALUE) {
-            output.distance -= rA + rB;
-            var normal = b2Math.SubtractVV(output.pointB, output.pointA);
-            normal.Normalize();
-            output.pointA.x += rA * normal.x;
-            output.pointA.y += rA * normal.y;
-            output.pointB.x -= rB * normal.x;
-            output.pointB.y -= rB * normal.y;
-         }
-         else {
-            p = new b2Vec2();
-            p.x = .5 * (output.pointA.x + output.pointB.x);
-            p.y = .5 * (output.pointA.y + output.pointB.y);
-            output.pointA.x = output.pointB.x = p.x;
-            output.pointA.y = output.pointB.y = p.y;
-            output.distance = 0.0;
-         }
-      }
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Collision.b2Distance.s_simplex = new b2Simplex();
-      Box2D.Collision.b2Distance.s_saveA = new Vector_a2j_Number(3);
-      Box2D.Collision.b2Distance.s_saveB = new Vector_a2j_Number(3);
-   });
-   b2DistanceInput.b2DistanceInput = function () {};
-   b2DistanceOutput.b2DistanceOutput = function () {
-      this.pointA = new b2Vec2();
-      this.pointB = new b2Vec2();
-   };
-   b2DistanceProxy.b2DistanceProxy = function () {};
-   b2DistanceProxy.prototype.Set = function (shape) {
-      switch (shape.GetType()) {
-      case b2Shape.e_circleShape:
-         {
-            var circle = (shape instanceof b2CircleShape ? shape : null);
-            this.m_vertices = new Vector(1, true);
-            this.m_vertices[0] = circle.m_p;
-            this.m_count = 1;
-            this.m_radius = circle.m_radius;
-         }
-         break;
-      case b2Shape.e_polygonShape:
-         {
-            var polygon = (shape instanceof b2PolygonShape ? shape : null);
-            this.m_vertices = polygon.m_vertices;
-            this.m_count = polygon.m_vertexCount;
-            this.m_radius = polygon.m_radius;
-         }
-         break;
-      default:
-         b2Settings.b2Assert(false);
-      }
-   }
-   b2DistanceProxy.prototype.GetSupport = function (d) {
-      var bestIndex = 0;
-      var bestValue = this.m_vertices[0].x * d.x + this.m_vertices[0].y * d.y;
-      for (var i = 1; i < this.m_count; ++i) {
-         var value = this.m_vertices[i].x * d.x + this.m_vertices[i].y * d.y;
-         if (value > bestValue) {
-            bestIndex = i;
-            bestValue = value;
-         }
-      }
-      return bestIndex;
-   }
-   b2DistanceProxy.prototype.GetSupportVertex = function (d) {
-      var bestIndex = 0;
-      var bestValue = this.m_vertices[0].x * d.x + this.m_vertices[0].y * d.y;
-      for (var i = 1; i < this.m_count; ++i) {
-         var value = this.m_vertices[i].x * d.x + this.m_vertices[i].y * d.y;
-         if (value > bestValue) {
-            bestIndex = i;
-            bestValue = value;
-         }
-      }
-      return this.m_vertices[bestIndex];
-   }
-   b2DistanceProxy.prototype.GetVertexCount = function () {
-      return this.m_count;
-   }
-   b2DistanceProxy.prototype.GetVertex = function (index) {
-      if (index === undefined) index = 0;
-      b2Settings.b2Assert(0 <= index && index < this.m_count);
-      return this.m_vertices[index];
-   }
-   b2DynamicTree.b2DynamicTree = function () {};
-   b2DynamicTree.prototype.b2DynamicTree = function () {
-      this.m_root = null;
-      this.m_freeList = null;
-      this.m_path = 0;
-      this.m_insertionCount = 0;
-   }
-   b2DynamicTree.prototype.CreateProxy = function (aabb, userData) {
-      var node = this.AllocateNode();
-      var extendX = b2Settings.b2_aabbExtension;
-      var extendY = b2Settings.b2_aabbExtension;
-      node.aabb.lowerBound.x = aabb.lowerBound.x - extendX;
-      node.aabb.lowerBound.y = aabb.lowerBound.y - extendY;
-      node.aabb.upperBound.x = aabb.upperBound.x + extendX;
-      node.aabb.upperBound.y = aabb.upperBound.y + extendY;
-      node.userData = userData;
-      this.InsertLeaf(node);
-      return node;
-   }
-   b2DynamicTree.prototype.DestroyProxy = function (proxy) {
-      this.RemoveLeaf(proxy);
-      this.FreeNode(proxy);
-   }
-   b2DynamicTree.prototype.MoveProxy = function (proxy, aabb, displacement) {
-      b2Settings.b2Assert(proxy.IsLeaf());
-      if (proxy.aabb.Contains(aabb)) {
-         return false;
-      }
-      this.RemoveLeaf(proxy);
-      var extendX = b2Settings.b2_aabbExtension + b2Settings.b2_aabbMultiplier * (displacement.x > 0 ? displacement.x : (-displacement.x));
-      var extendY = b2Settings.b2_aabbExtension + b2Settings.b2_aabbMultiplier * (displacement.y > 0 ? displacement.y : (-displacement.y));
-      proxy.aabb.lowerBound.x = aabb.lowerBound.x - extendX;
-      proxy.aabb.lowerBound.y = aabb.lowerBound.y - extendY;
-      proxy.aabb.upperBound.x = aabb.upperBound.x + extendX;
-      proxy.aabb.upperBound.y = aabb.upperBound.y + extendY;
-      this.InsertLeaf(proxy);
-      return true;
-   }
-   b2DynamicTree.prototype.Rebalance = function (iterations) {
-      if (iterations === undefined) iterations = 0;
-      if (this.m_root == null) return;
-      for (var i = 0; i < iterations; i++) {
-         var node = this.m_root;
-         var bit = 0;
-         while (node.IsLeaf() == false) {
-            node = (this.m_path >> bit) & 1 ? node.child2 : node.child1;
-            bit = (bit + 1) & 31;
-         }++this.m_path;
-         this.RemoveLeaf(node);
-         this.InsertLeaf(node);
-      }
-   }
-   b2DynamicTree.prototype.GetFatAABB = function (proxy) {
-      return proxy.aabb;
-   }
-   b2DynamicTree.prototype.GetUserData = function (proxy) {
-      return proxy.userData;
-   }
-   b2DynamicTree.prototype.Query = function (callback, aabb) {
-      if (this.m_root == null) return;
-      var stack = new Vector();
-      var count = 0;
-      stack[count++] = this.m_root;
-      while (count > 0) {
-         var node = stack[--count];
-         if (node.aabb.TestOverlap(aabb)) {
-            if (node.IsLeaf()) {
-               var proceed = callback(node);
-               if (!proceed) return;
-            }
-            else {
-               stack[count++] = node.child1;
-               stack[count++] = node.child2;
-            }
-         }
-      }
-   }
-   b2DynamicTree.prototype.RayCast = function (callback, input) {
-      if (this.m_root == null) return;
-      var p1 = input.p1;
-      var p2 = input.p2;
-      var r = b2Math.SubtractVV(p1, p2);
-      r.Normalize();
-      var v = b2Math.CrossFV(1.0, r);
-      var abs_v = b2Math.AbsV(v);
-      var maxFraction = input.maxFraction;
-      var segmentAABB = new b2AABB();
-      var tX = 0;
-      var tY = 0; {
-         tX = p1.x + maxFraction * (p2.x - p1.x);
-         tY = p1.y + maxFraction * (p2.y - p1.y);
-         segmentAABB.lowerBound.x = Math.min(p1.x, tX);
-         segmentAABB.lowerBound.y = Math.min(p1.y, tY);
-         segmentAABB.upperBound.x = Math.max(p1.x, tX);
-         segmentAABB.upperBound.y = Math.max(p1.y, tY);
-      }
-      var stack = new Vector();
-      var count = 0;
-      stack[count++] = this.m_root;
-      while (count > 0) {
-         var node = stack[--count];
-         if (node.aabb.TestOverlap(segmentAABB) == false) {
-            continue;
-         }
-         var c = node.aabb.GetCenter();
-         var h = node.aabb.GetExtents();
-         var separation = Math.abs(v.x * (p1.x - c.x) + v.y * (p1.y - c.y)) - abs_v.x * h.x - abs_v.y * h.y;
-         if (separation > 0.0) continue;
-         if (node.IsLeaf()) {
-            var subInput = new b2RayCastInput();
-            subInput.p1 = input.p1;
-            subInput.p2 = input.p2;
-            subInput.maxFraction = input.maxFraction;
-            maxFraction = callback(subInput, node);
-            if (maxFraction == 0.0) return;
-            if (maxFraction > 0.0) {
-               tX = p1.x + maxFraction * (p2.x - p1.x);
-               tY = p1.y + maxFraction * (p2.y - p1.y);
-               segmentAABB.lowerBound.x = Math.min(p1.x, tX);
-               segmentAABB.lowerBound.y = Math.min(p1.y, tY);
-               segmentAABB.upperBound.x = Math.max(p1.x, tX);
-               segmentAABB.upperBound.y = Math.max(p1.y, tY);
-            }
-         }
-         else {
-            stack[count++] = node.child1;
-            stack[count++] = node.child2;
-         }
-      }
-   }
-   b2DynamicTree.prototype.AllocateNode = function () {
-      if (this.m_freeList) {
-         var node = this.m_freeList;
-         this.m_freeList = node.parent;
-         node.parent = null;
-         node.child1 = null;
-         node.child2 = null;
-         return node;
-      }
-      return new b2DynamicTreeNode();
-   }
-   b2DynamicTree.prototype.FreeNode = function (node) {
-      node.parent = this.m_freeList;
-      this.m_freeList = node;
-   }
-   b2DynamicTree.prototype.InsertLeaf = function (leaf) {
-      ++this.m_insertionCount;
-      if (this.m_root == null) {
-         this.m_root = leaf;
-         this.m_root.parent = null;
-         return;
-      }
-      var center = leaf.aabb.GetCenter();
-      var sibling = this.m_root;
-      if (sibling.IsLeaf() == false) {
-         do {
-            var child1 = sibling.child1;
-            var child2 = sibling.child2;
-            var norm1 = Math.abs((child1.aabb.lowerBound.x + child1.aabb.upperBound.x) / 2 - center.x) + Math.abs((child1.aabb.lowerBound.y + child1.aabb.upperBound.y) / 2 - center.y);
-            var norm2 = Math.abs((child2.aabb.lowerBound.x + child2.aabb.upperBound.x) / 2 - center.x) + Math.abs((child2.aabb.lowerBound.y + child2.aabb.upperBound.y) / 2 - center.y);
-            if (norm1 < norm2) {
-               sibling = child1;
-            }
-            else {
-               sibling = child2;
-            }
-         }
-         while (sibling.IsLeaf() == false)
-      }
-      var node1 = sibling.parent;
-      var node2 = this.AllocateNode();
-      node2.parent = node1;
-      node2.userData = null;
-      node2.aabb.Combine(leaf.aabb, sibling.aabb);
-      if (node1) {
-         if (sibling.parent.child1 == sibling) {
-            node1.child1 = node2;
-         }
-         else {
-            node1.child2 = node2;
-         }
-         node2.child1 = sibling;
-         node2.child2 = leaf;
-         sibling.parent = node2;
-         leaf.parent = node2;
-         do {
-            if (node1.aabb.Contains(node2.aabb)) break;
-            node1.aabb.Combine(node1.child1.aabb, node1.child2.aabb);
-            node2 = node1;
-            node1 = node1.parent;
-         }
-         while (node1)
-      }
-      else {
-         node2.child1 = sibling;
-         node2.child2 = leaf;
-         sibling.parent = node2;
-         leaf.parent = node2;
-         this.m_root = node2;
-      }
-   }
-   b2DynamicTree.prototype.RemoveLeaf = function (leaf) {
-      if (leaf == this.m_root) {
-         this.m_root = null;
-         return;
-      }
-      var node2 = leaf.parent;
-      var node1 = node2.parent;
-      var sibling;
-      if (node2.child1 == leaf) {
-         sibling = node2.child2;
-      }
-      else {
-         sibling = node2.child1;
-      }
-      if (node1) {
-         if (node1.child1 == node2) {
-            node1.child1 = sibling;
-         }
-         else {
-            node1.child2 = sibling;
-         }
-         sibling.parent = node1;
-         this.FreeNode(node2);
-         while (node1) {
-            var oldAABB = node1.aabb;
-            node1.aabb = b2AABB.Combine(node1.child1.aabb, node1.child2.aabb);
-            if (oldAABB.Contains(node1.aabb)) break;
-            node1 = node1.parent;
-         }
-      }
-      else {
-         this.m_root = sibling;
-         sibling.parent = null;
-         this.FreeNode(node2);
-      }
-   }
-   b2DynamicTreeBroadPhase.b2DynamicTreeBroadPhase = function () {
-      this.m_tree = new b2DynamicTree();
-      this.m_moveBuffer = new Vector();
-      this.m_pairBuffer = new Vector();
-      this.m_pairCount = 0;
-   };
-   b2DynamicTreeBroadPhase.prototype.CreateProxy = function (aabb, userData) {
-      var proxy = this.m_tree.CreateProxy(aabb, userData);
-      ++this.m_proxyCount;
-      this.BufferMove(proxy);
-      return proxy;
-   }
-   b2DynamicTreeBroadPhase.prototype.DestroyProxy = function (proxy) {
-      this.UnBufferMove(proxy);
-      --this.m_proxyCount;
-      this.m_tree.DestroyProxy(proxy);
-   }
-   b2DynamicTreeBroadPhase.prototype.MoveProxy = function (proxy, aabb, displacement) {
-      var buffer = this.m_tree.MoveProxy(proxy, aabb, displacement);
-      if (buffer) {
-         this.BufferMove(proxy);
-      }
-   }
-   b2DynamicTreeBroadPhase.prototype.TestOverlap = function (proxyA, proxyB) {
-      var aabbA = this.m_tree.GetFatAABB(proxyA);
-      var aabbB = this.m_tree.GetFatAABB(proxyB);
-      return aabbA.TestOverlap(aabbB);
-   }
-   b2DynamicTreeBroadPhase.prototype.GetUserData = function (proxy) {
-      return this.m_tree.GetUserData(proxy);
-   }
-   b2DynamicTreeBroadPhase.prototype.GetFatAABB = function (proxy) {
-      return this.m_tree.GetFatAABB(proxy);
-   }
-   b2DynamicTreeBroadPhase.prototype.GetProxyCount = function () {
-      return this.m_proxyCount;
-   }
-   b2DynamicTreeBroadPhase.prototype.UpdatePairs = function (callback) {
-      var __this = this;
-      __this.m_pairCount = 0;
-      var i = 0,
-         queryProxy;
-      for (i = 0;
-      i < __this.m_moveBuffer.length; ++i) {
-         queryProxy = __this.m_moveBuffer[i];
-
-         function QueryCallback(proxy) {
-            if (proxy == queryProxy) return true;
-            if (__this.m_pairCount == __this.m_pairBuffer.length) {
-               __this.m_pairBuffer[__this.m_pairCount] = new b2DynamicTreePair();
-            }
-            var pair = __this.m_pairBuffer[__this.m_pairCount];
-            pair.proxyA = proxy < queryProxy ? proxy : queryProxy;
-            pair.proxyB = proxy >= queryProxy ? proxy : queryProxy;++__this.m_pairCount;
-            return true;
-         };
-         var fatAABB = __this.m_tree.GetFatAABB(queryProxy);
-         __this.m_tree.Query(QueryCallback, fatAABB);
-      }
-      __this.m_moveBuffer.length = 0;
-      for (var i = 0; i < __this.m_pairCount;) {
-         var primaryPair = __this.m_pairBuffer[i];
-         var userDataA = __this.m_tree.GetUserData(primaryPair.proxyA);
-         var userDataB = __this.m_tree.GetUserData(primaryPair.proxyB);
-         callback(userDataA, userDataB);
-         ++i;
-         while (i < __this.m_pairCount) {
-            var pair = __this.m_pairBuffer[i];
-            if (pair.proxyA != primaryPair.proxyA || pair.proxyB != primaryPair.proxyB) {
-               break;
-            }++i;
-         }
-      }
-   }
-   b2DynamicTreeBroadPhase.prototype.Query = function (callback, aabb) {
-      this.m_tree.Query(callback, aabb);
-   }
-   b2DynamicTreeBroadPhase.prototype.RayCast = function (callback, input) {
-      this.m_tree.RayCast(callback, input);
-   }
-   b2DynamicTreeBroadPhase.prototype.Validate = function () {}
-   b2DynamicTreeBroadPhase.prototype.Rebalance = function (iterations) {
-      if (iterations === undefined) iterations = 0;
-      this.m_tree.Rebalance(iterations);
-   }
-   b2DynamicTreeBroadPhase.prototype.BufferMove = function (proxy) {
-      this.m_moveBuffer[this.m_moveBuffer.length] = proxy;
-   }
-   b2DynamicTreeBroadPhase.prototype.UnBufferMove = function (proxy) {
-      var i = parseInt(this.m_moveBuffer.indexOf(proxy));
-      this.m_moveBuffer.splice(i, 1);
-   }
-   b2DynamicTreeBroadPhase.prototype.ComparePairs = function (pair1, pair2) {
-      return 0;
-   }
-   b2DynamicTreeBroadPhase.__implements = {};
-   b2DynamicTreeBroadPhase.__implements[IBroadPhase] = true;
-   b2DynamicTreeNode.b2DynamicTreeNode = function () {
-      this.aabb = new b2AABB();
-   };
-   b2DynamicTreeNode.prototype.IsLeaf = function () {
-      return this.child1 == null;
-   }
-   b2DynamicTreePair.b2DynamicTreePair = function () {};
-   b2Manifold.b2Manifold = function () {
-      this.m_pointCount = 0;
-   };
-   b2Manifold.prototype.b2Manifold = function () {
-      this.m_points = new Vector(b2Settings.b2_maxManifoldPoints);
-      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
-         this.m_points[i] = new b2ManifoldPoint();
-      }
-      this.m_localPlaneNormal = new b2Vec2();
-      this.m_localPoint = new b2Vec2();
-   }
-   b2Manifold.prototype.Reset = function () {
-      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
-         ((this.m_points[i] instanceof b2ManifoldPoint ? this.m_points[i] : null)).Reset();
-      }
-      this.m_localPlaneNormal.SetZero();
-      this.m_localPoint.SetZero();
-      this.m_type = 0;
-      this.m_pointCount = 0;
-   }
-   b2Manifold.prototype.Set = function (m) {
-      this.m_pointCount = m.m_pointCount;
-      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
-         ((this.m_points[i] instanceof b2ManifoldPoint ? this.m_points[i] : null)).Set(m.m_points[i]);
-      }
-      this.m_localPlaneNormal.SetV(m.m_localPlaneNormal);
-      this.m_localPoint.SetV(m.m_localPoint);
-      this.m_type = m.m_type;
-   }
-   b2Manifold.prototype.Copy = function () {
-      var copy = new b2Manifold();
-      copy.Set(this);
-      return copy;
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Collision.b2Manifold.e_circles = 0x0001;
-      Box2D.Collision.b2Manifold.e_faceA = 0x0002;
-      Box2D.Collision.b2Manifold.e_faceB = 0x0004;
-   });
-   b2ManifoldPoint.b2ManifoldPoint = function () {
-      this.m_localPoint = new b2Vec2();
-      this.m_id = new b2ContactID();
-   };
-   b2ManifoldPoint.prototype.b2ManifoldPoint = function () {
-      this.Reset();
-   }
-   b2ManifoldPoint.prototype.Reset = function () {
-      this.m_localPoint.SetZero();
-      this.m_normalImpulse = 0.0;
-      this.m_tangentImpulse = 0.0;
-      this.m_id.key = 0;
-   }
-   b2ManifoldPoint.prototype.Set = function (m) {
-      this.m_localPoint.SetV(m.m_localPoint);
-      this.m_normalImpulse = m.m_normalImpulse;
-      this.m_tangentImpulse = m.m_tangentImpulse;
-      this.m_id.Set(m.m_id);
-   }
-   b2Point.b2Point = function () {
-      this.p = new b2Vec2();
-   };
-   b2Point.prototype.Support = function (xf, vX, vY) {
-      if (vX === undefined) vX = 0;
-      if (vY === undefined) vY = 0;
-      return this.p;
-   }
-   b2Point.prototype.GetFirstVertex = function (xf) {
-      return this.p;
-   }
-   b2RayCastInput.b2RayCastInput = function () {
-      this.p1 = new b2Vec2();
-      this.p2 = new b2Vec2();
-   };
-   b2RayCastInput.prototype.b2RayCastInput = function (p1, p2, maxFraction) {
-      if (p1 === undefined) p1 = null;
-      if (p2 === undefined) p2 = null;
-      if (maxFraction === undefined) maxFraction = 1;
-      if (p1) this.p1.SetV(p1);
-      if (p2) this.p2.SetV(p2);
-      this.maxFraction = maxFraction;
-   }
-   b2RayCastOutput.b2RayCastOutput = function () {
-      this.normal = new b2Vec2();
-   };
-   b2Segment.b2Segment = function () {
-      this.p1 = new b2Vec2();
-      this.p2 = new b2Vec2();
-   };
-   b2Segment.prototype.TestSegment = function (lambda, normal, segment, maxLambda) {
-      if (maxLambda === undefined) maxLambda = 0;
-      var s = segment.p1;
-      var rX = segment.p2.x - s.x;
-      var rY = segment.p2.y - s.y;
-      var dX = this.p2.x - this.p1.x;
-      var dY = this.p2.y - this.p1.y;
-      var nX = dY;
-      var nY = (-dX);
-      var k_slop = 100.0 * Number.MIN_VALUE;
-      var denom = (-(rX * nX + rY * nY));
-      if (denom > k_slop) {
-         var bX = s.x - this.p1.x;
-         var bY = s.y - this.p1.y;
-         var a = (bX * nX + bY * nY);
-         if (0.0 <= a && a <= maxLambda * denom) {
-            var mu2 = (-rX * bY) + rY * bX;
-            if ((-k_slop * denom) <= mu2 && mu2 <= denom * (1.0 + k_slop)) {
-               a /= denom;
-               var nLen = Math.sqrt(nX * nX + nY * nY);
-               nX /= nLen;
-               nY /= nLen;
-               lambda[0] = a;
-               normal.Set(nX, nY);
-               return true;
-            }
-         }
-      }
-      return false;
-   }
-   b2Segment.prototype.Extend = function (aabb) {
-      this.ExtendForward(aabb);
-      this.ExtendBackward(aabb);
-   }
-
-
-
-
-   b2Segment.prototype.ExtendForward = function (aabb) {
-      var dX = this.p2.x - this.p1.x;
-      var dY = this.p2.y - this.p1.y;
-      var lambda = Math.min(dX > 0 ? (aabb.upperBound.x - this.p1.x) / dX : dX < 0 ? (aabb.lowerBound.x - this.p1.x) / dX : Number.POSITIVE_INFINITY,
-      dY > 0 ? (aabb.upperBound.y - this.p1.y) / dY : dY < 0 ? (aabb.lowerBound.y - this.p1.y) / dY : Number.POSITIVE_INFINITY);
-      this.p2.x = this.p1.x + dX * lambda;
-      this.p2.y = this.p1.y + dY * lambda;
-   }
-   b2Segment.prototype.ExtendBackward = function (aabb) {
-      var dX = (-this.p2.x) + this.p1.x;
-      var dY = (-this.p2.y) + this.p1.y;
-      var lambda = Math.min(dX > 0 ? (aabb.upperBound.x - this.p2.x) / dX : dX < 0 ? (aabb.lowerBound.x - this.p2.x) / dX : Number.POSITIVE_INFINITY,
-      dY > 0 ? (aabb.upperBound.y - this.p2.y) / dY : dY < 0 ? (aabb.lowerBound.y - this.p2.y) / dY : Number.POSITIVE_INFINITY);
-      this.p1.x = this.p2.x + dX * lambda;
-      this.p1.y = this.p2.y + dY * lambda;
-   }
-   b2SeparationFunction.b2SeparationFunction = function () {
-      this.m_localPoint = new b2Vec2();
-      this.m_axis = new b2Vec2();
-   };
-   b2SeparationFunction.prototype.Initialize = function (cache, proxyA, transformA, proxyB, transformB) {
-      this.m_proxyA = proxyA;
-      this.m_proxyB = proxyB;
-      var count = parseInt(cache.count);
-      b2Settings.b2Assert(0 < count && count < 3);
-      var localPointA;
-      var localPointA1;
-      var localPointA2;
-      var localPointB;
-      var localPointB1;
-      var localPointB2;
-      var pointAX = 0;
-      var pointAY = 0;
-      var pointBX = 0;
-      var pointBY = 0;
-      var normalX = 0;
-      var normalY = 0;
-      var tMat;
-      var tVec;
-      var s = 0;
-      var sgn = 0;
-      if (count == 1) {
-         this.m_type = b2SeparationFunction.e_points;
-         localPointA = this.m_proxyA.GetVertex(cache.indexA[0]);
-         localPointB = this.m_proxyB.GetVertex(cache.indexB[0]);
-         tVec = localPointA;
-         tMat = transformA.R;
-         pointAX = transformA.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-         pointAY = transformA.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-         tVec = localPointB;
-         tMat = transformB.R;
-         pointBX = transformB.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-         pointBY = transformB.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-         this.m_axis.x = pointBX - pointAX;
-         this.m_axis.y = pointBY - pointAY;
-         this.m_axis.Normalize();
-      }
-      else if (cache.indexB[0] == cache.indexB[1]) {
-         this.m_type = b2SeparationFunction.e_faceA;
-         localPointA1 = this.m_proxyA.GetVertex(cache.indexA[0]);
-         localPointA2 = this.m_proxyA.GetVertex(cache.indexA[1]);
-         localPointB = this.m_proxyB.GetVertex(cache.indexB[0]);
-         this.m_localPoint.x = 0.5 * (localPointA1.x + localPointA2.x);
-         this.m_localPoint.y = 0.5 * (localPointA1.y + localPointA2.y);
-         this.m_axis = b2Math.CrossVF(b2Math.SubtractVV(localPointA2, localPointA1), 1.0);
-         this.m_axis.Normalize();
-         tVec = this.m_axis;
-         tMat = transformA.R;
-         normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-         normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-         tVec = this.m_localPoint;
-         tMat = transformA.R;
-         pointAX = transformA.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-         pointAY = transformA.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-         tVec = localPointB;
-         tMat = transformB.R;
-         pointBX = transformB.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-         pointBY = transformB.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-         s = (pointBX - pointAX) * normalX + (pointBY - pointAY) * normalY;
-         if (s < 0.0) {
-            this.m_axis.NegativeSelf();
-         }
-      }
-      else if (cache.indexA[0] == cache.indexA[0]) {
-         this.m_type = b2SeparationFunction.e_faceB;
-         localPointB1 = this.m_proxyB.GetVertex(cache.indexB[0]);
-         localPointB2 = this.m_proxyB.GetVertex(cache.indexB[1]);
-         localPointA = this.m_proxyA.GetVertex(cache.indexA[0]);
-         this.m_localPoint.x = 0.5 * (localPointB1.x + localPointB2.x);
-         this.m_localPoint.y = 0.5 * (localPointB1.y + localPointB2.y);
-         this.m_axis = b2Math.CrossVF(b2Math.SubtractVV(localPointB2, localPointB1), 1.0);
-         this.m_axis.Normalize();
-         tVec = this.m_axis;
-         tMat = transformB.R;
-         normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-         normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-         tVec = this.m_localPoint;
-         tMat = transformB.R;
-         pointBX = transformB.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-         pointBY = transformB.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-         tVec = localPointA;
-         tMat = transformA.R;
-         pointAX = transformA.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-         pointAY = transformA.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-         s = (pointAX - pointBX) * normalX + (pointAY - pointBY) * normalY;
-         if (s < 0.0) {
-            this.m_axis.NegativeSelf();
-         }
-      }
-      else {
-         localPointA1 = this.m_proxyA.GetVertex(cache.indexA[0]);
-         localPointA2 = this.m_proxyA.GetVertex(cache.indexA[1]);
-         localPointB1 = this.m_proxyB.GetVertex(cache.indexB[0]);
-         localPointB2 = this.m_proxyB.GetVertex(cache.indexB[1]);
-         var pA = b2Math.MulX(transformA, localPointA);
-         var dA = b2Math.MulMV(transformA.R, b2Math.SubtractVV(localPointA2, localPointA1));
-         var pB = b2Math.MulX(transformB, localPointB);
-         var dB = b2Math.MulMV(transformB.R, b2Math.SubtractVV(localPointB2, localPointB1));
-         var a = dA.x * dA.x + dA.y * dA.y;
-         var e = dB.x * dB.x + dB.y * dB.y;
-         var r = b2Math.SubtractVV(dB, dA);
-         var c = dA.x * r.x + dA.y * r.y;
-         var f = dB.x * r.x + dB.y * r.y;
-         var b = dA.x * dB.x + dA.y * dB.y;
-         var denom = a * e - b * b;
-         s = 0.0;
-         if (denom != 0.0) {
-            s = b2Math.Clamp((b * f - c * e) / denom, 0.0, 1.0);
-         }
-         var t = (b * s + f) / e;
-         if (t < 0.0) {
-            t = 0.0;
-            s = b2Math.Clamp((b - c) / a, 0.0, 1.0);
-         }
-         localPointA = new b2Vec2();
-         localPointA.x = localPointA1.x + s * (localPointA2.x - localPointA1.x);
-         localPointA.y = localPointA1.y + s * (localPointA2.y - localPointA1.y);
-         localPointB = new b2Vec2();
-         localPointB.x = localPointB1.x + s * (localPointB2.x - localPointB1.x);
-         localPointB.y = localPointB1.y + s * (localPointB2.y - localPointB1.y);
-         if (s == 0.0 || s == 1.0) {
-            this.m_type = b2SeparationFunction.e_faceB;
-            this.m_axis = b2Math.CrossVF(b2Math.SubtractVV(localPointB2, localPointB1), 1.0);
-            this.m_axis.Normalize();
-            this.m_localPoint = localPointB;
-            tVec = this.m_axis;
-            tMat = transformB.R;
-            normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-            normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-            tVec = this.m_localPoint;
-            tMat = transformB.R;
-            pointBX = transformB.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-            pointBY = transformB.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-            tVec = localPointA;
-            tMat = transformA.R;
-            pointAX = transformA.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-            pointAY = transformA.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-            sgn = (pointAX - pointBX) * normalX + (pointAY - pointBY) * normalY;
-            if (s < 0.0) {
-               this.m_axis.NegativeSelf();
-            }
-         }
-         else {
-            this.m_type = b2SeparationFunction.e_faceA;
-            this.m_axis = b2Math.CrossVF(b2Math.SubtractVV(localPointA2, localPointA1), 1.0);
-            this.m_localPoint = localPointA;
-            tVec = this.m_axis;
-            tMat = transformA.R;
-            normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-            normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-            tVec = this.m_localPoint;
-            tMat = transformA.R;
-            pointAX = transformA.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-            pointAY = transformA.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-            tVec = localPointB;
-            tMat = transformB.R;
-            pointBX = transformB.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-            pointBY = transformB.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-            sgn = (pointBX - pointAX) * normalX + (pointBY - pointAY) * normalY;
-            if (s < 0.0) {
-               this.m_axis.NegativeSelf();
-            }
-         }
-      }
-   }
-   b2SeparationFunction.prototype.Evaluate = function (transformA, transformB) {
-      var axisA;
-      var axisB;
-      var localPointA;
-      var localPointB;
-      var pointA;
-      var pointB;
-      var seperation = 0;
-      var normal;
-      switch (this.m_type) {
-      case b2SeparationFunction.e_points:
-         {
-            axisA = b2Math.MulTMV(transformA.R, this.m_axis);
-            axisB = b2Math.MulTMV(transformB.R, this.m_axis.GetNegative());
-            localPointA = this.m_proxyA.GetSupportVertex(axisA);
-            localPointB = this.m_proxyB.GetSupportVertex(axisB);
-            pointA = b2Math.MulX(transformA, localPointA);
-            pointB = b2Math.MulX(transformB, localPointB);
-            seperation = (pointB.x - pointA.x) * this.m_axis.x + (pointB.y - pointA.y) * this.m_axis.y;
-            return seperation;
-         }
-      case b2SeparationFunction.e_faceA:
-         {
-            normal = b2Math.MulMV(transformA.R, this.m_axis);
-            pointA = b2Math.MulX(transformA, this.m_localPoint);
-            axisB = b2Math.MulTMV(transformB.R, normal.GetNegative());
-            localPointB = this.m_proxyB.GetSupportVertex(axisB);
-            pointB = b2Math.MulX(transformB, localPointB);
-            seperation = (pointB.x - pointA.x) * normal.x + (pointB.y - pointA.y) * normal.y;
-            return seperation;
-         }
-      case b2SeparationFunction.e_faceB:
-         {
-            normal = b2Math.MulMV(transformB.R, this.m_axis);
-            pointB = b2Math.MulX(transformB, this.m_localPoint);
-            axisA = b2Math.MulTMV(transformA.R, normal.GetNegative());
-            localPointA = this.m_proxyA.GetSupportVertex(axisA);
-            pointA = b2Math.MulX(transformA, localPointA);
-            seperation = (pointA.x - pointB.x) * normal.x + (pointA.y - pointB.y) * normal.y;
-            return seperation;
-         }
-      default:
-         b2Settings.b2Assert(false);
-         return 0.0;
-      }
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Collision.b2SeparationFunction.e_points = 0x01;
-      Box2D.Collision.b2SeparationFunction.e_faceA = 0x02;
-      Box2D.Collision.b2SeparationFunction.e_faceB = 0x04;
-   });
-   b2Simplex.b2Simplex = function () {
-      this.m_v1 = new b2SimplexVertex();
-      this.m_v2 = new b2SimplexVertex();
-      this.m_v3 = new b2SimplexVertex();
-      this.m_vertices = new Vector(3);
-   };
-   b2Simplex.prototype.b2Simplex = function () {
-      this.m_vertices[0] = this.m_v1;
-      this.m_vertices[1] = this.m_v2;
-      this.m_vertices[2] = this.m_v3;
-   }
-   b2Simplex.prototype.ReadCache = function (cache, proxyA, transformA, proxyB, transformB) {
-      b2Settings.b2Assert(0 <= cache.count && cache.count <= 3);
-      var wALocal;
-      var wBLocal;
-      this.m_count = cache.count;
-      var vertices = this.m_vertices;
-      for (var i = 0; i < this.m_count; i++) {
-         var v = vertices[i];
-         v.indexA = cache.indexA[i];
-         v.indexB = cache.indexB[i];
-         wALocal = proxyA.GetVertex(v.indexA);
-         wBLocal = proxyB.GetVertex(v.indexB);
-         v.wA = b2Math.MulX(transformA, wALocal);
-         v.wB = b2Math.MulX(transformB, wBLocal);
-         v.w = b2Math.SubtractVV(v.wB, v.wA);
-         v.a = 0;
-      }
-      if (this.m_count > 1) {
-         var metric1 = cache.metric;
-         var metric2 = this.GetMetric();
-         if (metric2 < .5 * metric1 || 2.0 * metric1 < metric2 || metric2 < Number.MIN_VALUE) {
-            this.m_count = 0;
-         }
-      }
-      if (this.m_count == 0) {
-         v = vertices[0];
-         v.indexA = 0;
-         v.indexB = 0;
-         wALocal = proxyA.GetVertex(0);
-         wBLocal = proxyB.GetVertex(0);
-         v.wA = b2Math.MulX(transformA, wALocal);
-         v.wB = b2Math.MulX(transformB, wBLocal);
-         v.w = b2Math.SubtractVV(v.wB, v.wA);
-         this.m_count = 1;
-      }
-   }
-   b2Simplex.prototype.WriteCache = function (cache) {
-      cache.metric = this.GetMetric();
-      cache.count = Box2D.parseUInt(this.m_count);
-      var vertices = this.m_vertices;
-      for (var i = 0; i < this.m_count; i++) {
-         cache.indexA[i] = Box2D.parseUInt(vertices[i].indexA);
-         cache.indexB[i] = Box2D.parseUInt(vertices[i].indexB);
-      }
-   }
-   b2Simplex.prototype.GetSearchDirection = function () {
-      switch (this.m_count) {
-      case 1:
-         return this.m_v1.w.GetNegative();
-      case 2:
-         {
-            var e12 = b2Math.SubtractVV(this.m_v2.w, this.m_v1.w);
-            var sgn = b2Math.CrossVV(e12, this.m_v1.w.GetNegative());
-            if (sgn > 0.0) {
-               return b2Math.CrossFV(1.0, e12);
-            }
-            else {
-               return b2Math.CrossVF(e12, 1.0);
-            }
-         }
-      default:
-         b2Settings.b2Assert(false);
-         return new b2Vec2();
-      }
-   }
-   b2Simplex.prototype.GetClosestPoint = function () {
-      switch (this.m_count) {
-      case 0:
-         b2Settings.b2Assert(false);
-         return new b2Vec2();
-      case 1:
-         return this.m_v1.w;
-      case 2:
-         return new b2Vec2(this.m_v1.a * this.m_v1.w.x + this.m_v2.a * this.m_v2.w.x, this.m_v1.a * this.m_v1.w.y + this.m_v2.a * this.m_v2.w.y);
-      default:
-         b2Settings.b2Assert(false);
-         return new b2Vec2();
-      }
-   }
-   b2Simplex.prototype.GetWitnessPoints = function (pA, pB) {
-      switch (this.m_count) {
-      case 0:
-         b2Settings.b2Assert(false);
-         break;
-      case 1:
-         pA.SetV(this.m_v1.wA);
-         pB.SetV(this.m_v1.wB);
-         break;
-      case 2:
-         pA.x = this.m_v1.a * this.m_v1.wA.x + this.m_v2.a * this.m_v2.wA.x;
-         pA.y = this.m_v1.a * this.m_v1.wA.y + this.m_v2.a * this.m_v2.wA.y;
-         pB.x = this.m_v1.a * this.m_v1.wB.x + this.m_v2.a * this.m_v2.wB.x;
-         pB.y = this.m_v1.a * this.m_v1.wB.y + this.m_v2.a * this.m_v2.wB.y;
-         break;
-      case 3:
-         pB.x = pA.x = this.m_v1.a * this.m_v1.wA.x + this.m_v2.a * this.m_v2.wA.x + this.m_v3.a * this.m_v3.wA.x;
-         pB.y = pA.y = this.m_v1.a * this.m_v1.wA.y + this.m_v2.a * this.m_v2.wA.y + this.m_v3.a * this.m_v3.wA.y;
-         break;
-      default:
-         b2Settings.b2Assert(false);
-         break;
-      }
-   }
-   b2Simplex.prototype.GetMetric = function () {
-      switch (this.m_count) {
-      case 0:
-         b2Settings.b2Assert(false);
-         return 0.0;
-      case 1:
-         return 0.0;
-      case 2:
-         return b2Math.SubtractVV(this.m_v1.w, this.m_v2.w).Length();
-      case 3:
-         return b2Math.CrossVV(b2Math.SubtractVV(this.m_v2.w, this.m_v1.w), b2Math.SubtractVV(this.m_v3.w, this.m_v1.w));
-      default:
-         b2Settings.b2Assert(false);
-         return 0.0;
-      }
-   }
-   b2Simplex.prototype.Solve2 = function () {
-      var w1 = this.m_v1.w;
-      var w2 = this.m_v2.w;
-      var e12 = b2Math.SubtractVV(w2, w1);
-      var d12_2 = (-(w1.x * e12.x + w1.y * e12.y));
-      if (d12_2 <= 0.0) {
-         this.m_v1.a = 1.0;
-         this.m_count = 1;
-         return;
-      }
-      var d12_1 = (w2.x * e12.x + w2.y * e12.y);
-      if (d12_1 <= 0.0) {
-         this.m_v2.a = 1.0;
-         this.m_count = 1;
-         this.m_v1.Set(this.m_v2);
-         return;
-      }
-      var inv_d12 = 1.0 / (d12_1 + d12_2);
-      this.m_v1.a = d12_1 * inv_d12;
-      this.m_v2.a = d12_2 * inv_d12;
-      this.m_count = 2;
-   }
-   b2Simplex.prototype.Solve3 = function () {
-      var w1 = this.m_v1.w;
-      var w2 = this.m_v2.w;
-      var w3 = this.m_v3.w;
-      var e12 = b2Math.SubtractVV(w2, w1);
-      var w1e12 = b2Math.Dot(w1, e12);
-      var w2e12 = b2Math.Dot(w2, e12);
-      var d12_1 = w2e12;
-      var d12_2 = (-w1e12);
-      var e13 = b2Math.SubtractVV(w3, w1);
-      var w1e13 = b2Math.Dot(w1, e13);
-      var w3e13 = b2Math.Dot(w3, e13);
-      var d13_1 = w3e13;
-      var d13_2 = (-w1e13);
-      var e23 = b2Math.SubtractVV(w3, w2);
-      var w2e23 = b2Math.Dot(w2, e23);
-      var w3e23 = b2Math.Dot(w3, e23);
-      var d23_1 = w3e23;
-      var d23_2 = (-w2e23);
-      var n123 = b2Math.CrossVV(e12, e13);
-      var d123_1 = n123 * b2Math.CrossVV(w2, w3);
-      var d123_2 = n123 * b2Math.CrossVV(w3, w1);
-      var d123_3 = n123 * b2Math.CrossVV(w1, w2);
-      if (d12_2 <= 0.0 && d13_2 <= 0.0) {
-         this.m_v1.a = 1.0;
-         this.m_count = 1;
-         return;
-      }
-      if (d12_1 > 0.0 && d12_2 > 0.0 && d123_3 <= 0.0) {
-         var inv_d12 = 1.0 / (d12_1 + d12_2);
-         this.m_v1.a = d12_1 * inv_d12;
-         this.m_v2.a = d12_2 * inv_d12;
-         this.m_count = 2;
-         return;
-      }
-      if (d13_1 > 0.0 && d13_2 > 0.0 && d123_2 <= 0.0) {
-         var inv_d13 = 1.0 / (d13_1 + d13_2);
-         this.m_v1.a = d13_1 * inv_d13;
-         this.m_v3.a = d13_2 * inv_d13;
-         this.m_count = 2;
-         this.m_v2.Set(this.m_v3);
-         return;
-      }
-      if (d12_1 <= 0.0 && d23_2 <= 0.0) {
-         this.m_v2.a = 1.0;
-         this.m_count = 1;
-         this.m_v1.Set(this.m_v2);
-         return;
-      }
-      if (d13_1 <= 0.0 && d23_1 <= 0.0) {
-         this.m_v3.a = 1.0;
-         this.m_count = 1;
-         this.m_v1.Set(this.m_v3);
-         return;
-      }
-      if (d23_1 > 0.0 && d23_2 > 0.0 && d123_1 <= 0.0) {
-         var inv_d23 = 1.0 / (d23_1 + d23_2);
-         this.m_v2.a = d23_1 * inv_d23;
-         this.m_v3.a = d23_2 * inv_d23;
-         this.m_count = 2;
-         this.m_v1.Set(this.m_v3);
-         return;
-      }
-      var inv_d123 = 1.0 / (d123_1 + d123_2 + d123_3);
-      this.m_v1.a = d123_1 * inv_d123;
-      this.m_v2.a = d123_2 * inv_d123;
-      this.m_v3.a = d123_3 * inv_d123;
-      this.m_count = 3;
-   }
-   b2SimplexCache.b2SimplexCache = function () {
-      this.indexA = new Vector_a2j_Number(3);
-      this.indexB = new Vector_a2j_Number(3);
-   };
-   b2SimplexVertex.b2SimplexVertex = function () {};
-   b2SimplexVertex.prototype.Set = function (other) {
-      this.wA.SetV(other.wA);
-      this.wB.SetV(other.wB);
-      this.w.SetV(other.w);
-      this.a = other.a;
-      this.indexA = other.indexA;
-      this.indexB = other.indexB;
-   }
-   b2TimeOfImpact.b2TimeOfImpact = function () {};
-   b2TimeOfImpact.TimeOfImpact = function (input) {
-      ++b2TimeOfImpact.b2_toiCalls;
-      var proxyA = input.proxyA;
-      var proxyB = input.proxyB;
-      var sweepA = input.sweepA;
-      var sweepB = input.sweepB;
-      b2Settings.b2Assert(sweepA.t0 == sweepB.t0);
-      b2Settings.b2Assert(1.0 - sweepA.t0 > Number.MIN_VALUE);
-      var radius = proxyA.m_radius + proxyB.m_radius;
-      var tolerance = input.tolerance;
-      var alpha = 0.0;
-      var k_maxIterations = 1000;
-      var iter = 0;
-      var target = 0.0;
-      b2TimeOfImpact.s_cache.count = 0;
-      b2TimeOfImpact.s_distanceInput.useRadii = false;
-      for (;;) {
-         sweepA.GetTransform(b2TimeOfImpact.s_xfA, alpha);
-         sweepB.GetTransform(b2TimeOfImpact.s_xfB, alpha);
-         b2TimeOfImpact.s_distanceInput.proxyA = proxyA;
-         b2TimeOfImpact.s_distanceInput.proxyB = proxyB;
-         b2TimeOfImpact.s_distanceInput.transformA = b2TimeOfImpact.s_xfA;
-         b2TimeOfImpact.s_distanceInput.transformB = b2TimeOfImpact.s_xfB;
-         b2Distance.Distance(b2TimeOfImpact.s_distanceOutput, b2TimeOfImpact.s_cache, b2TimeOfImpact.s_distanceInput);
-         if (b2TimeOfImpact.s_distanceOutput.distance <= 0.0) {
-            alpha = 1.0;
-            break;
-         }
-         b2TimeOfImpact.s_fcn.Initialize(b2TimeOfImpact.s_cache, proxyA, b2TimeOfImpact.s_xfA, proxyB, b2TimeOfImpact.s_xfB);
-         var separation = b2TimeOfImpact.s_fcn.Evaluate(b2TimeOfImpact.s_xfA, b2TimeOfImpact.s_xfB);
-         if (separation <= 0.0) {
-            alpha = 1.0;
-            break;
-         }
-         if (iter == 0) {
-            if (separation > radius) {
-               target = b2Math.Max(radius - tolerance, 0.75 * radius);
-            }
-            else {
-               target = b2Math.Max(separation - tolerance, 0.02 * radius);
-            }
-         }
-         if (separation - target < 0.5 * tolerance) {
-            if (iter == 0) {
-               alpha = 1.0;
-               break;
-            }
-            break;
-         }
-         var newAlpha = alpha; {
-            var x1 = alpha;
-            var x2 = 1.0;
-            var f1 = separation;
-            sweepA.GetTransform(b2TimeOfImpact.s_xfA, x2);
-            sweepB.GetTransform(b2TimeOfImpact.s_xfB, x2);
-            var f2 = b2TimeOfImpact.s_fcn.Evaluate(b2TimeOfImpact.s_xfA, b2TimeOfImpact.s_xfB);
-            if (f2 >= target) {
-               alpha = 1.0;
-               break;
-            }
-            var rootIterCount = 0;
-            for (;;) {
-               var x = 0;
-               if (rootIterCount & 1) {
-                  x = x1 + (target - f1) * (x2 - x1) / (f2 - f1);
-               }
-               else {
-                  x = 0.5 * (x1 + x2);
-               }
-               sweepA.GetTransform(b2TimeOfImpact.s_xfA, x);
-               sweepB.GetTransform(b2TimeOfImpact.s_xfB, x);
-               var f = b2TimeOfImpact.s_fcn.Evaluate(b2TimeOfImpact.s_xfA, b2TimeOfImpact.s_xfB);
-               if (b2Math.Abs(f - target) < 0.025 * tolerance) {
-                  newAlpha = x;
-                  break;
-               }
-               if (f > target) {
-                  x1 = x;
-                  f1 = f;
-               }
-               else {
-                  x2 = x;
-                  f2 = f;
-               }++rootIterCount;
-               ++b2TimeOfImpact.b2_toiRootIters;
-               if (rootIterCount == 50) {
-                  break;
-               }
-            }
-            b2TimeOfImpact.b2_toiMaxRootIters = b2Math.Max(b2TimeOfImpact.b2_toiMaxRootIters, rootIterCount);
-         }
-         if (newAlpha < (1.0 + 100.0 * Number.MIN_VALUE) * alpha) {
-            break;
-         }
-         alpha = newAlpha;
-         iter++;
-         ++b2TimeOfImpact.b2_toiIters;
-         if (iter == k_maxIterations) {
-            break;
-         }
-      }
-      b2TimeOfImpact.b2_toiMaxIters = b2Math.Max(b2TimeOfImpact.b2_toiMaxIters, iter);
-      return alpha;
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Collision.b2TimeOfImpact.b2_toiCalls = 0;
-      Box2D.Collision.b2TimeOfImpact.b2_toiIters = 0;
-      Box2D.Collision.b2TimeOfImpact.b2_toiMaxIters = 0;
-      Box2D.Collision.b2TimeOfImpact.b2_toiRootIters = 0;
-      Box2D.Collision.b2TimeOfImpact.b2_toiMaxRootIters = 0;
-      Box2D.Collision.b2TimeOfImpact.s_cache = new b2SimplexCache();
-      Box2D.Collision.b2TimeOfImpact.s_distanceInput = new b2DistanceInput();
-      Box2D.Collision.b2TimeOfImpact.s_xfA = new b2Transform();
-      Box2D.Collision.b2TimeOfImpact.s_xfB = new b2Transform();
-      Box2D.Collision.b2TimeOfImpact.s_fcn = new b2SeparationFunction();
-      Box2D.Collision.b2TimeOfImpact.s_distanceOutput = new b2DistanceOutput();
-   });
-   b2TOIInput.b2TOIInput = function () {
-      this.proxyA = new b2DistanceProxy();
-      this.proxyB = new b2DistanceProxy();
-      this.sweepA = new b2Sweep();
-      this.sweepB = new b2Sweep();
-   };
-   b2WorldManifold.b2WorldManifold = function () {
-      this.m_normal = new b2Vec2();
-   };
-   b2WorldManifold.prototype.b2WorldManifold = function () {
-      this.m_points = new Vector(b2Settings.b2_maxManifoldPoints);
-      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
-         this.m_points[i] = new b2Vec2();
-      }
-   }
-   b2WorldManifold.prototype.Initialize = function (manifold, xfA, radiusA, xfB, radiusB) {
-      if (radiusA === undefined) radiusA = 0;
-      if (radiusB === undefined) radiusB = 0;
-      if (manifold.m_pointCount == 0) {
-         return;
-      }
-      var i = 0;
-      var tVec;
-      var tMat;
-      var normalX = 0;
-      var normalY = 0;
-      var planePointX = 0;
-      var planePointY = 0;
-      var clipPointX = 0;
-      var clipPointY = 0;
-      switch (manifold.m_type) {
-      case b2Manifold.e_circles:
-         {
-            tMat = xfA.R;
-            tVec = manifold.m_localPoint;
-            var pointAX = xfA.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-            var pointAY = xfA.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-            tMat = xfB.R;
-            tVec = manifold.m_points[0].m_localPoint;
-            var pointBX = xfB.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-            var pointBY = xfB.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-            var dX = pointBX - pointAX;
-            var dY = pointBY - pointAY;
-            var d2 = dX * dX + dY * dY;
-            if (d2 > Number.MIN_VALUE * Number.MIN_VALUE) {
-               var d = Math.sqrt(d2);
-               this.m_normal.x = dX / d;
-               this.m_normal.y = dY / d;
-            }
-            else {
-               this.m_normal.x = 1;
-               this.m_normal.y = 0;
-            }
-            var cAX = pointAX + radiusA * this.m_normal.x;
-            var cAY = pointAY + radiusA * this.m_normal.y;
-            var cBX = pointBX - radiusB * this.m_normal.x;
-            var cBY = pointBY - radiusB * this.m_normal.y;
-            this.m_points[0].x = 0.5 * (cAX + cBX);
-            this.m_points[0].y = 0.5 * (cAY + cBY);
-         }
-         break;
-      case b2Manifold.e_faceA:
-         {
-            tMat = xfA.R;
-            tVec = manifold.m_localPlaneNormal;
-            normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-            normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-            tMat = xfA.R;
-            tVec = manifold.m_localPoint;
-            planePointX = xfA.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-            planePointY = xfA.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-            this.m_normal.x = normalX;
-            this.m_normal.y = normalY;
-            for (i = 0;
-            i < manifold.m_pointCount; i++) {
-               tMat = xfB.R;
-               tVec = manifold.m_points[i].m_localPoint;
-               clipPointX = xfB.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-               clipPointY = xfB.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-               this.m_points[i].x = clipPointX + 0.5 * (radiusA - (clipPointX - planePointX) * normalX - (clipPointY - planePointY) * normalY - radiusB) * normalX;
-               this.m_points[i].y = clipPointY + 0.5 * (radiusA - (clipPointX - planePointX) * normalX - (clipPointY - planePointY) * normalY - radiusB) * normalY;
-            }
-         }
-         break;
-      case b2Manifold.e_faceB:
-         {
-            tMat = xfB.R;
-            tVec = manifold.m_localPlaneNormal;
-            normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-            normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-            tMat = xfB.R;
-            tVec = manifold.m_localPoint;
-            planePointX = xfB.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-            planePointY = xfB.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-            this.m_normal.x = (-normalX);
-            this.m_normal.y = (-normalY);
-            for (i = 0;
-            i < manifold.m_pointCount; i++) {
-               tMat = xfA.R;
-               tVec = manifold.m_points[i].m_localPoint;
-               clipPointX = xfA.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-               clipPointY = xfA.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-               this.m_points[i].x = clipPointX + 0.5 * (radiusB - (clipPointX - planePointX) * normalX - (clipPointY - planePointY) * normalY - radiusA) * normalX;
-               this.m_points[i].y = clipPointY + 0.5 * (radiusB - (clipPointX - planePointX) * normalX - (clipPointY - planePointY) * normalY - radiusA) * normalY;
-            }
-         }
-         break;
-      }
-   }
-   ClipVertex.ClipVertex = function () {
-      this.v = new b2Vec2();
-      this.id = new b2ContactID();
-   };
-   ClipVertex.prototype.Set = function (other) {
-      this.v.SetV(other.v);
-      this.id.Set(other.id);
-   }
-   Features.Features = function () {};
-   Object.defineProperty(Features.prototype, 'referenceEdge', {
-      enumerable: false,
-      configurable: true,
-      get: function () {
-         return this._referenceEdge;
-      }
-   });
-   Object.defineProperty(Features.prototype, 'referenceEdge', {
-      enumerable: false,
-      configurable: true,
-      set: function (value) {
-         if (value === undefined) value = 0;
-         this._referenceEdge = value;
-         this._m_id._key = (this._m_id._key & 0xffffff00) | (this._referenceEdge & 0x000000ff);
-      }
-   });
-   Object.defineProperty(Features.prototype, 'incidentEdge', {
-      enumerable: false,
-      configurable: true,
-      get: function () {
-         return this._incidentEdge;
-      }
-   });
-   Object.defineProperty(Features.prototype, 'incidentEdge', {
-      enumerable: false,
-      configurable: true,
-      set: function (value) {
-         if (value === undefined) value = 0;
-         this._incidentEdge = value;
-         this._m_id._key = (this._m_id._key & 0xffff00ff) | ((this._incidentEdge << 8) & 0x0000ff00);
-      }
-   });
-   Object.defineProperty(Features.prototype, 'incidentVertex', {
-      enumerable: false,
-      configurable: true,
-      get: function () {
-         return this._incidentVertex;
-      }
-   });
-   Object.defineProperty(Features.prototype, 'incidentVertex', {
-      enumerable: false,
-      configurable: true,
-      set: function (value) {
-         if (value === undefined) value = 0;
-         this._incidentVertex = value;
-         this._m_id._key = (this._m_id._key & 0xff00ffff) | ((this._incidentVertex << 16) & 0x00ff0000);
-      }
-   });
-   Object.defineProperty(Features.prototype, 'flip', {
-      enumerable: false,
-      configurable: true,
-      get: function () {
-         return this._flip;
-      }
-   });
-   Object.defineProperty(Features.prototype, 'flip', {
-      enumerable: false,
-      configurable: true,
-      set: function (value) {
-         if (value === undefined) value = 0;
-         this._flip = value;
-         this._m_id._key = (this._m_id._key & 0x00ffffff) | ((this._flip << 24) & 0xff000000);
-      }
-   });
-})();
-(function () {
-   var b2Color = Box2D.Common.b2Color,
-      b2internal = Box2D.Common.b2internal,
-      b2Settings = Box2D.Common.b2Settings,
-      b2CircleShape = Box2D.Collision.Shapes.b2CircleShape,
-      b2EdgeChainDef = Box2D.Collision.Shapes.b2EdgeChainDef,
-      b2EdgeShape = Box2D.Collision.Shapes.b2EdgeShape,
-      b2MassData = Box2D.Collision.Shapes.b2MassData,
-      b2PolygonShape = Box2D.Collision.Shapes.b2PolygonShape,
-      b2Shape = Box2D.Collision.Shapes.b2Shape,
-      b2Mat22 = Box2D.Common.Math.b2Mat22,
-      b2Mat33 = Box2D.Common.Math.b2Mat33,
-      b2Math = Box2D.Common.Math.b2Math,
-      b2Sweep = Box2D.Common.Math.b2Sweep,
-      b2Transform = Box2D.Common.Math.b2Transform,
-      b2Vec2 = Box2D.Common.Math.b2Vec2,
-      b2Vec3 = Box2D.Common.Math.b2Vec3,
-      b2Body = Box2D.Dynamics.b2Body,
-      b2BodyDef = Box2D.Dynamics.b2BodyDef,
-      b2ContactFilter = Box2D.Dynamics.b2ContactFilter,
-      b2ContactImpulse = Box2D.Dynamics.b2ContactImpulse,
-      b2ContactListener = Box2D.Dynamics.b2ContactListener,
-      b2ContactManager = Box2D.Dynamics.b2ContactManager,
-      b2DebugDraw = Box2D.Dynamics.b2DebugDraw,
-      b2DestructionListener = Box2D.Dynamics.b2DestructionListener,
-      b2FilterData = Box2D.Dynamics.b2FilterData,
-      b2Fixture = Box2D.Dynamics.b2Fixture,
-      b2FixtureDef = Box2D.Dynamics.b2FixtureDef,
-      b2Island = Box2D.Dynamics.b2Island,
-      b2TimeStep = Box2D.Dynamics.b2TimeStep,
-      b2World = Box2D.Dynamics.b2World,
-      b2AABB = Box2D.Collision.b2AABB,
-      b2Bound = Box2D.Collision.b2Bound,
-      b2BoundValues = Box2D.Collision.b2BoundValues,
-      b2Collision = Box2D.Collision.b2Collision,
-      b2ContactID = Box2D.Collision.b2ContactID,
-      b2ContactPoint = Box2D.Collision.b2ContactPoint,
-      b2Distance = Box2D.Collision.b2Distance,
-      b2DistanceInput = Box2D.Collision.b2DistanceInput,
-      b2DistanceOutput = Box2D.Collision.b2DistanceOutput,
-      b2DistanceProxy = Box2D.Collision.b2DistanceProxy,
-      b2DynamicTree = Box2D.Collision.b2DynamicTree,
-      b2DynamicTreeBroadPhase = Box2D.Collision.b2DynamicTreeBroadPhase,
-      b2DynamicTreeNode = Box2D.Collision.b2DynamicTreeNode,
-      b2DynamicTreePair = Box2D.Collision.b2DynamicTreePair,
-      b2Manifold = Box2D.Collision.b2Manifold,
-      b2ManifoldPoint = Box2D.Collision.b2ManifoldPoint,
-      b2Point = Box2D.Collision.b2Point,
-      b2RayCastInput = Box2D.Collision.b2RayCastInput,
-      b2RayCastOutput = Box2D.Collision.b2RayCastOutput,
-      b2Segment = Box2D.Collision.b2Segment,
-      b2SeparationFunction = Box2D.Collision.b2SeparationFunction,
-      b2Simplex = Box2D.Collision.b2Simplex,
-      b2SimplexCache = Box2D.Collision.b2SimplexCache,
-      b2SimplexVertex = Box2D.Collision.b2SimplexVertex,
-      b2TimeOfImpact = Box2D.Collision.b2TimeOfImpact,
-      b2TOIInput = Box2D.Collision.b2TOIInput,
-      b2WorldManifold = Box2D.Collision.b2WorldManifold,
-      ClipVertex = Box2D.Collision.ClipVertex,
-      Features = Box2D.Collision.Features,
-      IBroadPhase = Box2D.Collision.IBroadPhase;
-
-   Box2D.inherit(b2CircleShape, Box2D.Collision.Shapes.b2Shape);
-   b2CircleShape.prototype.__super = Box2D.Collision.Shapes.b2Shape.prototype;
-   b2CircleShape.b2CircleShape = function () {
-      Box2D.Collision.Shapes.b2Shape.b2Shape.apply(this, arguments);
-      this.m_p = new b2Vec2();
-   };
-   b2CircleShape.prototype.Copy = function () {
-      var s = new b2CircleShape();
-      s.Set(this);
-      return s;
-   }
-   b2CircleShape.prototype.Set = function (other) {
-      this.__super.Set.call(this, other);
-      if (Box2D.is(other, b2CircleShape)) {
-         var other2 = (other instanceof b2CircleShape ? other : null);
-         this.m_p.SetV(other2.m_p);
-      }
-   }
-   b2CircleShape.prototype.TestPoint = function (transform, p) {
-      var tMat = transform.R;
-      var dX = transform.position.x + (tMat.col1.x * this.m_p.x + tMat.col2.x * this.m_p.y);
-      var dY = transform.position.y + (tMat.col1.y * this.m_p.x + tMat.col2.y * this.m_p.y);
-      dX = p.x - dX;
-      dY = p.y - dY;
-      return (dX * dX + dY * dY) <= this.m_radius * this.m_radius;
-   }
-   b2CircleShape.prototype.RayCast = function (output, input, transform) {
-      var tMat = transform.R;
-      var positionX = transform.position.x + (tMat.col1.x * this.m_p.x + tMat.col2.x * this.m_p.y);
-      var positionY = transform.position.y + (tMat.col1.y * this.m_p.x + tMat.col2.y * this.m_p.y);
-      var sX = input.p1.x - positionX;
-      var sY = input.p1.y - positionY;
-      var b = (sX * sX + sY * sY) - this.m_radius * this.m_radius;
-      var rX = input.p2.x - input.p1.x;
-      var rY = input.p2.y - input.p1.y;
-      var c = (sX * rX + sY * rY);
-      var rr = (rX * rX + rY * rY);
-      var sigma = c * c - rr * b;
-      if (sigma < 0.0 || rr < Number.MIN_VALUE) {
-         return false;
-      }
-      var a = (-(c + Math.sqrt(sigma)));
-      if (0.0 <= a && a <= input.maxFraction * rr) {
-         a /= rr;
-         output.fraction = a;
-         output.normal.x = sX + a * rX;
-         output.normal.y = sY + a * rY;
-         output.normal.Normalize();
-         return true;
-      }
-      return false;
-   }
-   b2CircleShape.prototype.ComputeAABB = function (aabb, transform) {
-      var tMat = transform.R;
-      var pX = transform.position.x + (tMat.col1.x * this.m_p.x + tMat.col2.x * this.m_p.y);
-      var pY = transform.position.y + (tMat.col1.y * this.m_p.x + tMat.col2.y * this.m_p.y);
-      aabb.lowerBound.Set(pX - this.m_radius, pY - this.m_radius);
-      aabb.upperBound.Set(pX + this.m_radius, pY + this.m_radius);
-   }
-   b2CircleShape.prototype.ComputeMass = function (massData, density) {
-      if (density === undefined) density = 0;
-      massData.mass = density * b2Settings.b2_pi * this.m_radius * this.m_radius;
-      massData.center.SetV(this.m_p);
-      massData.I = massData.mass * (0.5 * this.m_radius * this.m_radius + (this.m_p.x * this.m_p.x + this.m_p.y * this.m_p.y));
-   }
-   b2CircleShape.prototype.ComputeSubmergedArea = function (normal, offset, xf, c) {
-      if (offset === undefined) offset = 0;
-      var p = b2Math.MulX(xf, this.m_p);
-      var l = (-(b2Math.Dot(normal, p) - offset));
-      if (l < (-this.m_radius) + Number.MIN_VALUE) {
-         return 0;
-      }
-      if (l > this.m_radius) {
-         c.SetV(p);
-         return Math.PI * this.m_radius * this.m_radius;
-      }
-      var r2 = this.m_radius * this.m_radius;
-      var l2 = l * l;
-      var area = r2 * (Math.asin(l / this.m_radius) + Math.PI / 2) + l * Math.sqrt(r2 - l2);
-      var com = (-2 / 3 * Math.pow(r2 - l2, 1.5) / area);
-      c.x = p.x + normal.x * com;
-      c.y = p.y + normal.y * com;
-      return area;
-   }
-   b2CircleShape.prototype.GetLocalPosition = function () {
-      return this.m_p;
-   }
-   b2CircleShape.prototype.SetLocalPosition = function (position) {
-      this.m_p.SetV(position);
-   }
-   b2CircleShape.prototype.GetRadius = function () {
-      return this.m_radius;
-   }
-   b2CircleShape.prototype.SetRadius = function (radius) {
-      if (radius === undefined) radius = 0;
-      this.m_radius = radius;
-   }
-   b2CircleShape.prototype.b2CircleShape = function (radius) {
-      if (radius === undefined) radius = 0;
-      this.__super.b2Shape.call(this);
-      this.m_type = b2Shape.e_circleShape;
-      this.m_radius = radius;
-   }
-   b2EdgeChainDef.b2EdgeChainDef = function () {};
-   b2EdgeChainDef.prototype.b2EdgeChainDef = function () {
-      this.vertexCount = 0;
-      this.isALoop = true;
-      this.vertices = [];
-   }
-   Box2D.inherit(b2EdgeShape, Box2D.Collision.Shapes.b2Shape);
-   b2EdgeShape.prototype.__super = Box2D.Collision.Shapes.b2Shape.prototype;
-   b2EdgeShape.b2EdgeShape = function () {
-      Box2D.Collision.Shapes.b2Shape.b2Shape.apply(this, arguments);
-      this.s_supportVec = new b2Vec2();
-      this.m_v1 = new b2Vec2();
-      this.m_v2 = new b2Vec2();
-      this.m_coreV1 = new b2Vec2();
-      this.m_coreV2 = new b2Vec2();
-      this.m_normal = new b2Vec2();
-      this.m_direction = new b2Vec2();
-      this.m_cornerDir1 = new b2Vec2();
-      this.m_cornerDir2 = new b2Vec2();
-   };
-   b2EdgeShape.prototype.TestPoint = function (transform, p) {
-      return false;
-   }
-   b2EdgeShape.prototype.RayCast = function (output, input, transform) {
-      var tMat;
-      var rX = input.p2.x - input.p1.x;
-      var rY = input.p2.y - input.p1.y;
-      tMat = transform.R;
-      var v1X = transform.position.x + (tMat.col1.x * this.m_v1.x + tMat.col2.x * this.m_v1.y);
-      var v1Y = transform.position.y + (tMat.col1.y * this.m_v1.x + tMat.col2.y * this.m_v1.y);
-      var nX = transform.position.y + (tMat.col1.y * this.m_v2.x + tMat.col2.y * this.m_v2.y) - v1Y;
-      var nY = (-(transform.position.x + (tMat.col1.x * this.m_v2.x + tMat.col2.x * this.m_v2.y) - v1X));
-      var k_slop = 100.0 * Number.MIN_VALUE;
-      var denom = (-(rX * nX + rY * nY));
-      if (denom > k_slop) {
-         var bX = input.p1.x - v1X;
-         var bY = input.p1.y - v1Y;
-         var a = (bX * nX + bY * nY);
-         if (0.0 <= a && a <= input.maxFraction * denom) {
-            var mu2 = (-rX * bY) + rY * bX;
-            if ((-k_slop * denom) <= mu2 && mu2 <= denom * (1.0 + k_slop)) {
-               a /= denom;
-               output.fraction = a;
-               var nLen = Math.sqrt(nX * nX + nY * nY);
-               output.normal.x = nX / nLen;
-               output.normal.y = nY / nLen;
-               return true;
-            }
-         }
-      }
-      return false;
-   }
-   b2EdgeShape.prototype.ComputeAABB = function (aabb, transform) {
-      var tMat = transform.R;
-      var v1X = transform.position.x + (tMat.col1.x * this.m_v1.x + tMat.col2.x * this.m_v1.y);
-      var v1Y = transform.position.y + (tMat.col1.y * this.m_v1.x + tMat.col2.y * this.m_v1.y);
-      var v2X = transform.position.x + (tMat.col1.x * this.m_v2.x + tMat.col2.x * this.m_v2.y);
-      var v2Y = transform.position.y + (tMat.col1.y * this.m_v2.x + tMat.col2.y * this.m_v2.y);
-      if (v1X < v2X) {
-         aabb.lowerBound.x = v1X;
-         aabb.upperBound.x = v2X;
-      }
-      else {
-         aabb.lowerBound.x = v2X;
-         aabb.upperBound.x = v1X;
-      }
-      if (v1Y < v2Y) {
-         aabb.lowerBound.y = v1Y;
-         aabb.upperBound.y = v2Y;
-      }
-      else {
-         aabb.lowerBound.y = v2Y;
-         aabb.upperBound.y = v1Y;
-      }
-   }
-   b2EdgeShape.prototype.ComputeMass = function (massData, density) {
-      if (density === undefined) density = 0;
-      massData.mass = 0;
-      massData.center.SetV(this.m_v1);
-      massData.I = 0;
-   }
-   b2EdgeShape.prototype.ComputeSubmergedArea = function (normal, offset, xf, c) {
-      if (offset === undefined) offset = 0;
-      var v0 = new b2Vec2(normal.x * offset, normal.y * offset);
-      var v1 = b2Math.MulX(xf, this.m_v1);
-      var v2 = b2Math.MulX(xf, this.m_v2);
-      var d1 = b2Math.Dot(normal, v1) - offset;
-      var d2 = b2Math.Dot(normal, v2) - offset;
-      if (d1 > 0) {
-         if (d2 > 0) {
-            return 0;
-         }
-         else {
-            v1.x = (-d2 / (d1 - d2) * v1.x) + d1 / (d1 - d2) * v2.x;
-            v1.y = (-d2 / (d1 - d2) * v1.y) + d1 / (d1 - d2) * v2.y;
-         }
-      }
-      else {
-         if (d2 > 0) {
-            v2.x = (-d2 / (d1 - d2) * v1.x) + d1 / (d1 - d2) * v2.x;
-            v2.y = (-d2 / (d1 - d2) * v1.y) + d1 / (d1 - d2) * v2.y;
-         }
-         else {}
-      }
-      c.x = (v0.x + v1.x + v2.x) / 3;
-      c.y = (v0.y + v1.y + v2.y) / 3;
-      return 0.5 * ((v1.x - v0.x) * (v2.y - v0.y) - (v1.y - v0.y) * (v2.x - v0.x));
-   }
-   b2EdgeShape.prototype.GetLength = function () {
-      return this.m_length;
-   }
-   b2EdgeShape.prototype.GetVertex1 = function () {
-      return this.m_v1;
-   }
-   b2EdgeShape.prototype.GetVertex2 = function () {
-      return this.m_v2;
-   }
-   b2EdgeShape.prototype.GetCoreVertex1 = function () {
-      return this.m_coreV1;
-   }
-   b2EdgeShape.prototype.GetCoreVertex2 = function () {
-      return this.m_coreV2;
-   }
-   b2EdgeShape.prototype.GetNormalVector = function () {
-      return this.m_normal;
-   }
-   b2EdgeShape.prototype.GetDirectionVector = function () {
-      return this.m_direction;
-   }
-   b2EdgeShape.prototype.GetCorner1Vector = function () {
-      return this.m_cornerDir1;
-   }
-   b2EdgeShape.prototype.GetCorner2Vector = function () {
-      return this.m_cornerDir2;
-   }
-   b2EdgeShape.prototype.Corner1IsConvex = function () {
-      return this.m_cornerConvex1;
-   }
-   b2EdgeShape.prototype.Corner2IsConvex = function () {
-      return this.m_cornerConvex2;
-   }
-   b2EdgeShape.prototype.GetFirstVertex = function (xf) {
-      var tMat = xf.R;
-      return new b2Vec2(xf.position.x + (tMat.col1.x * this.m_coreV1.x + tMat.col2.x * this.m_coreV1.y), xf.position.y + (tMat.col1.y * this.m_coreV1.x + tMat.col2.y * this.m_coreV1.y));
-   }
-   b2EdgeShape.prototype.GetNextEdge = function () {
-      return this.m_nextEdge;
-   }
-   b2EdgeShape.prototype.GetPrevEdge = function () {
-      return this.m_prevEdge;
-   }
-   b2EdgeShape.prototype.Support = function (xf, dX, dY) {
-      if (dX === undefined) dX = 0;
-      if (dY === undefined) dY = 0;
-      var tMat = xf.R;
-      var v1X = xf.position.x + (tMat.col1.x * this.m_coreV1.x + tMat.col2.x * this.m_coreV1.y);
-      var v1Y = xf.position.y + (tMat.col1.y * this.m_coreV1.x + tMat.col2.y * this.m_coreV1.y);
-      var v2X = xf.position.x + (tMat.col1.x * this.m_coreV2.x + tMat.col2.x * this.m_coreV2.y);
-      var v2Y = xf.position.y + (tMat.col1.y * this.m_coreV2.x + tMat.col2.y * this.m_coreV2.y);
-      if ((v1X * dX + v1Y * dY) > (v2X * dX + v2Y * dY)) {
-         this.s_supportVec.x = v1X;
-         this.s_supportVec.y = v1Y;
-      }
-      else {
-         this.s_supportVec.x = v2X;
-         this.s_supportVec.y = v2Y;
-      }
-      return this.s_supportVec;
-   }
-   b2EdgeShape.prototype.b2EdgeShape = function (v1, v2) {
-      this.__super.b2Shape.call(this);
-      this.m_type = b2Shape.e_edgeShape;
-      this.m_prevEdge = null;
-      this.m_nextEdge = null;
-      this.m_v1 = v1;
-      this.m_v2 = v2;
-      this.m_direction.Set(this.m_v2.x - this.m_v1.x, this.m_v2.y - this.m_v1.y);
-      this.m_length = this.m_direction.Normalize();
-      this.m_normal.Set(this.m_direction.y, (-this.m_direction.x));
-      this.m_coreV1.Set((-b2Settings.b2_toiSlop * (this.m_normal.x - this.m_direction.x)) + this.m_v1.x, (-b2Settings.b2_toiSlop * (this.m_normal.y - this.m_direction.y)) + this.m_v1.y);
-      this.m_coreV2.Set((-b2Settings.b2_toiSlop * (this.m_normal.x + this.m_direction.x)) + this.m_v2.x, (-b2Settings.b2_toiSlop * (this.m_normal.y + this.m_direction.y)) + this.m_v2.y);
-      this.m_cornerDir1 = this.m_normal;
-      this.m_cornerDir2.Set((-this.m_normal.x), (-this.m_normal.y));
-   }
-   b2EdgeShape.prototype.SetPrevEdge = function (edge, core, cornerDir, convex) {
-      this.m_prevEdge = edge;
-      this.m_coreV1 = core;
-      this.m_cornerDir1 = cornerDir;
-      this.m_cornerConvex1 = convex;
-   }
-   b2EdgeShape.prototype.SetNextEdge = function (edge, core, cornerDir, convex) {
-      this.m_nextEdge = edge;
-      this.m_coreV2 = core;
-      this.m_cornerDir2 = cornerDir;
-      this.m_cornerConvex2 = convex;
-   }
-   b2MassData.b2MassData = function () {
-      this.mass = 0.0;
-      this.center = new b2Vec2(0, 0);
-      this.I = 0.0;
-   };
-   Box2D.inherit(b2PolygonShape, Box2D.Collision.Shapes.b2Shape);
-   b2PolygonShape.prototype.__super = Box2D.Collision.Shapes.b2Shape.prototype;
-   b2PolygonShape.b2PolygonShape = function () {
-      Box2D.Collision.Shapes.b2Shape.b2Shape.apply(this, arguments);
-   };
-   b2PolygonShape.prototype.Copy = function () {
-      var s = new b2PolygonShape();
-      s.Set(this);
-      return s;
-   }
-   b2PolygonShape.prototype.Set = function (other) {
-      this.__super.Set.call(this, other);
-      if (Box2D.is(other, b2PolygonShape)) {
-         var other2 = (other instanceof b2PolygonShape ? other : null);
-         this.m_centroid.SetV(other2.m_centroid);
-         this.m_vertexCount = other2.m_vertexCount;
-         this.Reserve(this.m_vertexCount);
-         for (var i = 0; i < this.m_vertexCount; i++) {
-            this.m_vertices[i].SetV(other2.m_vertices[i]);
-            this.m_normals[i].SetV(other2.m_normals[i]);
-         }
-      }
-   }
-   b2PolygonShape.prototype.SetAsArray = function (vertices, vertexCount) {
-      if (vertexCount === undefined) vertexCount = 0;
-      var v = new Vector();
-      var i = 0,
-         tVec;
-      for (i = 0;
-      i < vertices.length; ++i) {
-         tVec = vertices[i];
-         v.push(tVec);
-      }
-      this.SetAsVector(v, vertexCount);
-   }
-   b2PolygonShape.AsArray = function (vertices, vertexCount) {
-      if (vertexCount === undefined) vertexCount = 0;
-      var polygonShape = new b2PolygonShape();
-      polygonShape.SetAsArray(vertices, vertexCount);
-      return polygonShape;
-   }
-   b2PolygonShape.prototype.SetAsVector = function (vertices, vertexCount) {
-      if (vertexCount === undefined) vertexCount = 0;
-      if (vertexCount == 0) vertexCount = vertices.length;
-      b2Settings.b2Assert(2 <= vertexCount);
-      this.m_vertexCount = vertexCount;
-      this.Reserve(vertexCount);
-      var i = 0;
-      for (i = 0;
-      i < this.m_vertexCount; i++) {
-         this.m_vertices[i].SetV(vertices[i]);
-      }
-      for (i = 0;
-      i < this.m_vertexCount; ++i) {
-         var i1 = parseInt(i);
-         var i2 = parseInt(i + 1 < this.m_vertexCount ? i + 1 : 0);
-         var edge = b2Math.SubtractVV(this.m_vertices[i2], this.m_vertices[i1]);
-         b2Settings.b2Assert(edge.LengthSquared() > Number.MIN_VALUE);
-         this.m_normals[i].SetV(b2Math.CrossVF(edge, 1.0));
-         this.m_normals[i].Normalize();
-      }
-      this.m_centroid = b2PolygonShape.ComputeCentroid(this.m_vertices, this.m_vertexCount);
-   }
-   b2PolygonShape.AsVector = function (vertices, vertexCount) {
-      if (vertexCount === undefined) vertexCount = 0;
-      var polygonShape = new b2PolygonShape();
-      polygonShape.SetAsVector(vertices, vertexCount);
-      return polygonShape;
-   }
-   b2PolygonShape.prototype.SetAsBox = function (hx, hy) {
-      if (hx === undefined) hx = 0;
-      if (hy === undefined) hy = 0;
-      this.m_vertexCount = 4;
-      this.Reserve(4);
-      this.m_vertices[0].Set((-hx), (-hy));
-      this.m_vertices[1].Set(hx, (-hy));
-      this.m_vertices[2].Set(hx, hy);
-      this.m_vertices[3].Set((-hx), hy);
-      this.m_normals[0].Set(0.0, (-1.0));
-      this.m_normals[1].Set(1.0, 0.0);
-      this.m_normals[2].Set(0.0, 1.0);
-      this.m_normals[3].Set((-1.0), 0.0);
-      this.m_centroid.SetZero();
-   }
-   b2PolygonShape.AsBox = function (hx, hy) {
-      if (hx === undefined) hx = 0;
-      if (hy === undefined) hy = 0;
-      var polygonShape = new b2PolygonShape();
-      polygonShape.SetAsBox(hx, hy);
-      return polygonShape;
-   }
-   b2PolygonShape.prototype.SetAsOrientedBox = function (hx, hy, center, angle) {
-      if (hx === undefined) hx = 0;
-      if (hy === undefined) hy = 0;
-      if (center === undefined) center = null;
-      if (angle === undefined) angle = 0.0;
-      this.m_vertexCount = 4;
-      this.Reserve(4);
-      this.m_vertices[0].Set((-hx), (-hy));
-      this.m_vertices[1].Set(hx, (-hy));
-      this.m_vertices[2].Set(hx, hy);
-      this.m_vertices[3].Set((-hx), hy);
-      this.m_normals[0].Set(0.0, (-1.0));
-      this.m_normals[1].Set(1.0, 0.0);
-      this.m_normals[2].Set(0.0, 1.0);
-      this.m_normals[3].Set((-1.0), 0.0);
-      this.m_centroid = center;
-      var xf = new b2Transform();
-      xf.position = center;
-      xf.R.Set(angle);
-      for (var i = 0; i < this.m_vertexCount; ++i) {
-         this.m_vertices[i] = b2Math.MulX(xf, this.m_vertices[i]);
-         this.m_normals[i] = b2Math.MulMV(xf.R, this.m_normals[i]);
-      }
-   }
-   b2PolygonShape.AsOrientedBox = function (hx, hy, center, angle) {
-      if (hx === undefined) hx = 0;
-      if (hy === undefined) hy = 0;
-      if (center === undefined) center = null;
-      if (angle === undefined) angle = 0.0;
-      var polygonShape = new b2PolygonShape();
-      polygonShape.SetAsOrientedBox(hx, hy, center, angle);
-      return polygonShape;
-   }
-   b2PolygonShape.prototype.SetAsEdge = function (v1, v2) {
-      this.m_vertexCount = 2;
-      this.Reserve(2);
-      this.m_vertices[0].SetV(v1);
-      this.m_vertices[1].SetV(v2);
-      this.m_centroid.x = 0.5 * (v1.x + v2.x);
-      this.m_centroid.y = 0.5 * (v1.y + v2.y);
-      this.m_normals[0] = b2Math.CrossVF(b2Math.SubtractVV(v2, v1), 1.0);
-      this.m_normals[0].Normalize();
-      this.m_normals[1].x = (-this.m_normals[0].x);
-      this.m_normals[1].y = (-this.m_normals[0].y);
-   }
-   b2PolygonShape.AsEdge = function (v1, v2) {
-      var polygonShape = new b2PolygonShape();
-      polygonShape.SetAsEdge(v1, v2);
-      return polygonShape;
-   }
-   b2PolygonShape.prototype.TestPoint = function (xf, p) {
-      var tVec;
-      var tMat = xf.R;
-      var tX = p.x - xf.position.x;
-      var tY = p.y - xf.position.y;
-      var pLocalX = (tX * tMat.col1.x + tY * tMat.col1.y);
-      var pLocalY = (tX * tMat.col2.x + tY * tMat.col2.y);
-      for (var i = 0; i < this.m_vertexCount; ++i) {
-         tVec = this.m_vertices[i];
-         tX = pLocalX - tVec.x;
-         tY = pLocalY - tVec.y;
-         tVec = this.m_normals[i];
-         var dot = (tVec.x * tX + tVec.y * tY);
-         if (dot > 0.0) {
-            return false;
-         }
-      }
-      return true;
-   }
-   b2PolygonShape.prototype.RayCast = function (output, input, transform) {
-      var lower = 0.0;
-      var upper = input.maxFraction;
-      var tX = 0;
-      var tY = 0;
-      var tMat;
-      var tVec;
-      tX = input.p1.x - transform.position.x;
-      tY = input.p1.y - transform.position.y;
-      tMat = transform.R;
-      var p1X = (tX * tMat.col1.x + tY * tMat.col1.y);
-      var p1Y = (tX * tMat.col2.x + tY * tMat.col2.y);
-      tX = input.p2.x - transform.position.x;
-      tY = input.p2.y - transform.position.y;
-      tMat = transform.R;
-      var p2X = (tX * tMat.col1.x + tY * tMat.col1.y);
-      var p2Y = (tX * tMat.col2.x + tY * tMat.col2.y);
-      var dX = p2X - p1X;
-      var dY = p2Y - p1Y;
-      var index = parseInt((-1));
-      for (var i = 0; i < this.m_vertexCount; ++i) {
-         tVec = this.m_vertices[i];
-         tX = tVec.x - p1X;
-         tY = tVec.y - p1Y;
-         tVec = this.m_normals[i];
-         var numerator = (tVec.x * tX + tVec.y * tY);
-         var denominator = (tVec.x * dX + tVec.y * dY);
-         if (denominator == 0.0) {
-            if (numerator < 0.0) {
-               return false;
-            }
-         }
-         else {
-            if (denominator < 0.0 && numerator < lower * denominator) {
-               lower = numerator / denominator;
-               index = i;
-            }
-            else if (denominator > 0.0 && numerator < upper * denominator) {
-               upper = numerator / denominator;
-            }
-         }
-         if (upper < lower - Number.MIN_VALUE) {
-            return false;
-         }
-      }
-      if (index >= 0) {
-         output.fraction = lower;
-         tMat = transform.R;
-         tVec = this.m_normals[index];
-         output.normal.x = (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-         output.normal.y = (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-         return true;
-      }
-      return false;
-   }
-   b2PolygonShape.prototype.ComputeAABB = function (aabb, xf) {
-      var tMat = xf.R;
-      var tVec = this.m_vertices[0];
-      var lowerX = xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      var lowerY = xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      var upperX = lowerX;
-      var upperY = lowerY;
-      for (var i = 1; i < this.m_vertexCount; ++i) {
-         tVec = this.m_vertices[i];
-         var vX = xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-         var vY = xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-         lowerX = lowerX < vX ? lowerX : vX;
-         lowerY = lowerY < vY ? lowerY : vY;
-         upperX = upperX > vX ? upperX : vX;
-         upperY = upperY > vY ? upperY : vY;
-      }
-      aabb.lowerBound.x = lowerX - this.m_radius;
-      aabb.lowerBound.y = lowerY - this.m_radius;
-      aabb.upperBound.x = upperX + this.m_radius;
-      aabb.upperBound.y = upperY + this.m_radius;
-   }
-   b2PolygonShape.prototype.ComputeMass = function (massData, density) {
-      if (density === undefined) density = 0;
-      if (this.m_vertexCount == 2) {
-         massData.center.x = 0.5 * (this.m_vertices[0].x + this.m_vertices[1].x);
-         massData.center.y = 0.5 * (this.m_vertices[0].y + this.m_vertices[1].y);
-         massData.mass = 0.0;
-         massData.I = 0.0;
-         return;
-      }
-      var centerX = 0.0;
-      var centerY = 0.0;
-      var area = 0.0;
-      var I = 0.0;
-      var p1X = 0.0;
-      var p1Y = 0.0;
-      var k_inv3 = 1.0 / 3.0;
-      for (var i = 0; i < this.m_vertexCount; ++i) {
-         var p2 = this.m_vertices[i];
-         var p3 = i + 1 < this.m_vertexCount ? this.m_vertices[parseInt(i + 1)] : this.m_vertices[0];
-         var e1X = p2.x - p1X;
-         var e1Y = p2.y - p1Y;
-         var e2X = p3.x - p1X;
-         var e2Y = p3.y - p1Y;
-         var D = e1X * e2Y - e1Y * e2X;
-         var triangleArea = 0.5 * D;area += triangleArea;
-         centerX += triangleArea * k_inv3 * (p1X + p2.x + p3.x);
-         centerY += triangleArea * k_inv3 * (p1Y + p2.y + p3.y);
-         var px = p1X;
-         var py = p1Y;
-         var ex1 = e1X;
-         var ey1 = e1Y;
-         var ex2 = e2X;
-         var ey2 = e2Y;
-         var intx2 = k_inv3 * (0.25 * (ex1 * ex1 + ex2 * ex1 + ex2 * ex2) + (px * ex1 + px * ex2)) + 0.5 * px * px;
-         var inty2 = k_inv3 * (0.25 * (ey1 * ey1 + ey2 * ey1 + ey2 * ey2) + (py * ey1 + py * ey2)) + 0.5 * py * py;I += D * (intx2 + inty2);
-      }
-      massData.mass = density * area;
-      centerX *= 1.0 / area;
-      centerY *= 1.0 / area;
-      massData.center.Set(centerX, centerY);
-      massData.I = density * I;
-   }
-   b2PolygonShape.prototype.ComputeSubmergedArea = function (normal, offset, xf, c) {
-      if (offset === undefined) offset = 0;
-      var normalL = b2Math.MulTMV(xf.R, normal);
-      var offsetL = offset - b2Math.Dot(normal, xf.position);
-      var depths = new Vector_a2j_Number();
-      var diveCount = 0;
-      var intoIndex = parseInt((-1));
-      var outoIndex = parseInt((-1));
-      var lastSubmerged = false;
-      var i = 0;
-      for (i = 0;
-      i < this.m_vertexCount; ++i) {
-         depths[i] = b2Math.Dot(normalL, this.m_vertices[i]) - offsetL;
-         var isSubmerged = depths[i] < (-Number.MIN_VALUE);
-         if (i > 0) {
-            if (isSubmerged) {
-               if (!lastSubmerged) {
-                  intoIndex = i - 1;
-                  diveCount++;
-               }
-            }
-            else {
-               if (lastSubmerged) {
-                  outoIndex = i - 1;
-                  diveCount++;
-               }
-            }
-         }
-         lastSubmerged = isSubmerged;
-      }
-      switch (diveCount) {
-      case 0:
-         if (lastSubmerged) {
-            var md = new b2MassData();
-            this.ComputeMass(md, 1);
-            c.SetV(b2Math.MulX(xf, md.center));
-            return md.mass;
-         }
-         else {
-            return 0;
-         }
-         break;
-      case 1:
-         if (intoIndex == (-1)) {
-            intoIndex = this.m_vertexCount - 1;
-         }
-         else {
-            outoIndex = this.m_vertexCount - 1;
-         }
-         break;
-      }
-      var intoIndex2 = parseInt((intoIndex + 1) % this.m_vertexCount);
-      var outoIndex2 = parseInt((outoIndex + 1) % this.m_vertexCount);
-      var intoLamdda = (0 - depths[intoIndex]) / (depths[intoIndex2] - depths[intoIndex]);
-      var outoLamdda = (0 - depths[outoIndex]) / (depths[outoIndex2] - depths[outoIndex]);
-      var intoVec = new b2Vec2(this.m_vertices[intoIndex].x * (1 - intoLamdda) + this.m_vertices[intoIndex2].x * intoLamdda, this.m_vertices[intoIndex].y * (1 - intoLamdda) + this.m_vertices[intoIndex2].y * intoLamdda);
-      var outoVec = new b2Vec2(this.m_vertices[outoIndex].x * (1 - outoLamdda) + this.m_vertices[outoIndex2].x * outoLamdda, this.m_vertices[outoIndex].y * (1 - outoLamdda) + this.m_vertices[outoIndex2].y * outoLamdda);
-      var area = 0;
-      var center = new b2Vec2();
-      var p2 = this.m_vertices[intoIndex2];
-      var p3;
-      i = intoIndex2;
-      while (i != outoIndex2) {
-         i = (i + 1) % this.m_vertexCount;
-         if (i == outoIndex2) p3 = outoVec;
-         else p3 = this.m_vertices[i];
-         var triangleArea = 0.5 * ((p2.x - intoVec.x) * (p3.y - intoVec.y) - (p2.y - intoVec.y) * (p3.x - intoVec.x));
-         area += triangleArea;
-         center.x += triangleArea * (intoVec.x + p2.x + p3.x) / 3;
-         center.y += triangleArea * (intoVec.y + p2.y + p3.y) / 3;
-         p2 = p3;
-      }
-      center.Multiply(1 / area);
-      c.SetV(b2Math.MulX(xf, center));
-      return area;
-   }
-   b2PolygonShape.prototype.GetVertexCount = function () {
-      return this.m_vertexCount;
-   }
-   b2PolygonShape.prototype.GetVertices = function () {
-      return this.m_vertices;
-   }
-   b2PolygonShape.prototype.GetNormals = function () {
-      return this.m_normals;
-   }
-   b2PolygonShape.prototype.GetSupport = function (d) {
-      var bestIndex = 0;
-      var bestValue = this.m_vertices[0].x * d.x + this.m_vertices[0].y * d.y;
-      for (var i = 1; i < this.m_vertexCount; ++i) {
-         var value = this.m_vertices[i].x * d.x + this.m_vertices[i].y * d.y;
-         if (value > bestValue) {
-            bestIndex = i;
-            bestValue = value;
-         }
-      }
-      return bestIndex;
-   }
-   b2PolygonShape.prototype.GetSupportVertex = function (d) {
-      var bestIndex = 0;
-      var bestValue = this.m_vertices[0].x * d.x + this.m_vertices[0].y * d.y;
-      for (var i = 1; i < this.m_vertexCount; ++i) {
-         var value = this.m_vertices[i].x * d.x + this.m_vertices[i].y * d.y;
-         if (value > bestValue) {
-            bestIndex = i;
-            bestValue = value;
-         }
-      }
-      return this.m_vertices[bestIndex];
-   }
-   b2PolygonShape.prototype.Validate = function () {
-      return false;
-   }
-   b2PolygonShape.prototype.b2PolygonShape = function () {
-      this.__super.b2Shape.call(this);
-      this.m_type = b2Shape.e_polygonShape;
-      this.m_centroid = new b2Vec2();
-      this.m_vertices = new Vector();
-      this.m_normals = new Vector();
-   }
-   b2PolygonShape.prototype.Reserve = function (count) {
-      if (count === undefined) count = 0;
-      for (var i = parseInt(this.m_vertices.length); i < count; i++) {
-         this.m_vertices[i] = new b2Vec2();
-         this.m_normals[i] = new b2Vec2();
-      }
-   }
-   b2PolygonShape.ComputeCentroid = function (vs, count) {
-      if (count === undefined) count = 0;
-      var c = new b2Vec2();
-      var area = 0.0;
-      var p1X = 0.0;
-      var p1Y = 0.0;
-      var inv3 = 1.0 / 3.0;
-      for (var i = 0; i < count; ++i) {
-         var p2 = vs[i];
-         var p3 = i + 1 < count ? vs[parseInt(i + 1)] : vs[0];
-         var e1X = p2.x - p1X;
-         var e1Y = p2.y - p1Y;
-         var e2X = p3.x - p1X;
-         var e2Y = p3.y - p1Y;
-         var D = (e1X * e2Y - e1Y * e2X);
-         var triangleArea = 0.5 * D;area += triangleArea;
-         c.x += triangleArea * inv3 * (p1X + p2.x + p3.x);
-         c.y += triangleArea * inv3 * (p1Y + p2.y + p3.y);
-      }
-      c.x *= 1.0 / area;
-      c.y *= 1.0 / area;
-      return c;
-   }
-   b2PolygonShape.ComputeOBB = function (obb, vs, count) {
-      if (count === undefined) count = 0;
-      var i = 0;
-      var p = new Vector(count + 1);
-      for (i = 0;
-      i < count; ++i) {
-         p[i] = vs[i];
-      }
-      p[count] = p[0];
-      var minArea = Number.MAX_VALUE;
-      for (i = 1;
-      i <= count; ++i) {
-         var root = p[parseInt(i - 1)];
-         var uxX = p[i].x - root.x;
-         var uxY = p[i].y - root.y;
-         var length = Math.sqrt(uxX * uxX + uxY * uxY);
-         uxX /= length;
-         uxY /= length;
-         var uyX = (-uxY);
-         var uyY = uxX;
-         var lowerX = Number.MAX_VALUE;
-         var lowerY = Number.MAX_VALUE;
-         var upperX = (-Number.MAX_VALUE);
-         var upperY = (-Number.MAX_VALUE);
-         for (var j = 0; j < count; ++j) {
-            var dX = p[j].x - root.x;
-            var dY = p[j].y - root.y;
-            var rX = (uxX * dX + uxY * dY);
-            var rY = (uyX * dX + uyY * dY);
-            if (rX < lowerX) lowerX = rX;
-            if (rY < lowerY) lowerY = rY;
-            if (rX > upperX) upperX = rX;
-            if (rY > upperY) upperY = rY;
-         }
-         var area = (upperX - lowerX) * (upperY - lowerY);
-         if (area < 0.95 * minArea) {
-            minArea = area;
-            obb.R.col1.x = uxX;
-            obb.R.col1.y = uxY;
-            obb.R.col2.x = uyX;
-            obb.R.col2.y = uyY;
-            var centerX = 0.5 * (lowerX + upperX);
-            var centerY = 0.5 * (lowerY + upperY);
-            var tMat = obb.R;
-            obb.center.x = root.x + (tMat.col1.x * centerX + tMat.col2.x * centerY);
-            obb.center.y = root.y + (tMat.col1.y * centerX + tMat.col2.y * centerY);
-            obb.extents.x = 0.5 * (upperX - lowerX);
-            obb.extents.y = 0.5 * (upperY - lowerY);
-         }
-      }
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Collision.Shapes.b2PolygonShape.s_mat = new b2Mat22();
-   });
-   b2Shape.b2Shape = function () {};
-   b2Shape.prototype.Copy = function () {
-      return null;
-   }
-   b2Shape.prototype.Set = function (other) {
-      this.m_radius = other.m_radius;
-   }
-   b2Shape.prototype.GetType = function () {
-      return this.m_type;
-   }
-   b2Shape.prototype.TestPoint = function (xf, p) {
-      return false;
-   }
-   b2Shape.prototype.RayCast = function (output, input, transform) {
-      return false;
-   }
-   b2Shape.prototype.ComputeAABB = function (aabb, xf) {}
-   b2Shape.prototype.ComputeMass = function (massData, density) {
-      if (density === undefined) density = 0;
-   }
-   b2Shape.prototype.ComputeSubmergedArea = function (normal, offset, xf, c) {
-      if (offset === undefined) offset = 0;
-      return 0;
-   }
-   b2Shape.TestOverlap = function (shape1, transform1, shape2, transform2) {
-      var input = new b2DistanceInput();
-      input.proxyA = new b2DistanceProxy();
-      input.proxyA.Set(shape1);
-      input.proxyB = new b2DistanceProxy();
-      input.proxyB.Set(shape2);
-      input.transformA = transform1;
-      input.transformB = transform2;
-      input.useRadii = true;
-      var simplexCache = new b2SimplexCache();
-      simplexCache.count = 0;
-      var output = new b2DistanceOutput();
-      b2Distance.Distance(output, simplexCache, input);
-      return output.distance < 10.0 * Number.MIN_VALUE;
-   }
-   b2Shape.prototype.b2Shape = function () {
-      this.m_type = b2Shape.e_unknownShape;
-      this.m_radius = b2Settings.b2_linearSlop;
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Collision.Shapes.b2Shape.e_unknownShape = parseInt((-1));
-      Box2D.Collision.Shapes.b2Shape.e_circleShape = 0;
-      Box2D.Collision.Shapes.b2Shape.e_polygonShape = 1;
-      Box2D.Collision.Shapes.b2Shape.e_edgeShape = 2;
-      Box2D.Collision.Shapes.b2Shape.e_shapeTypeCount = 3;
-      Box2D.Collision.Shapes.b2Shape.e_hitCollide = 1;
-      Box2D.Collision.Shapes.b2Shape.e_missCollide = 0;
-      Box2D.Collision.Shapes.b2Shape.e_startsInsideCollide = parseInt((-1));
-   });
-})();
-(function () {
-   var b2Color = Box2D.Common.b2Color,
-      b2internal = Box2D.Common.b2internal,
-      b2Settings = Box2D.Common.b2Settings,
-      b2Mat22 = Box2D.Common.Math.b2Mat22,
-      b2Mat33 = Box2D.Common.Math.b2Mat33,
-      b2Math = Box2D.Common.Math.b2Math,
-      b2Sweep = Box2D.Common.Math.b2Sweep,
-      b2Transform = Box2D.Common.Math.b2Transform,
-      b2Vec2 = Box2D.Common.Math.b2Vec2,
-      b2Vec3 = Box2D.Common.Math.b2Vec3;
-
-   b2Color.b2Color = function () {
-      this._r = 0;
-      this._g = 0;
-      this._b = 0;
-   };
-   b2Color.prototype.b2Color = function (rr, gg, bb) {
-      if (rr === undefined) rr = 0;
-      if (gg === undefined) gg = 0;
-      if (bb === undefined) bb = 0;
-      this._r = Box2D.parseUInt(255 * b2Math.Clamp(rr, 0.0, 1.0));
-      this._g = Box2D.parseUInt(255 * b2Math.Clamp(gg, 0.0, 1.0));
-      this._b = Box2D.parseUInt(255 * b2Math.Clamp(bb, 0.0, 1.0));
-   }
-   b2Color.prototype.Set = function (rr, gg, bb) {
-      if (rr === undefined) rr = 0;
-      if (gg === undefined) gg = 0;
-      if (bb === undefined) bb = 0;
-      this._r = Box2D.parseUInt(255 * b2Math.Clamp(rr, 0.0, 1.0));
-      this._g = Box2D.parseUInt(255 * b2Math.Clamp(gg, 0.0, 1.0));
-      this._b = Box2D.parseUInt(255 * b2Math.Clamp(bb, 0.0, 1.0));
-   }
-   Object.defineProperty(b2Color.prototype, 'r', {
-      enumerable: false,
-      configurable: true,
-      set: function (rr) {
-         if (rr === undefined) rr = 0;
-         this._r = Box2D.parseUInt(255 * b2Math.Clamp(rr, 0.0, 1.0));
-      }
-   });
-   Object.defineProperty(b2Color.prototype, 'g', {
-      enumerable: false,
-      configurable: true,
-      set: function (gg) {
-         if (gg === undefined) gg = 0;
-         this._g = Box2D.parseUInt(255 * b2Math.Clamp(gg, 0.0, 1.0));
-      }
-   });
-   Object.defineProperty(b2Color.prototype, 'b', {
-      enumerable: false,
-      configurable: true,
-      set: function (bb) {
-         if (bb === undefined) bb = 0;
-         this._b = Box2D.parseUInt(255 * b2Math.Clamp(bb, 0.0, 1.0));
-      }
-   });
-   Object.defineProperty(b2Color.prototype, 'color', {
-      enumerable: false,
-      configurable: true,
-      get: function () {
-         return (this._r << 16) | (this._g << 8) | (this._b);
-      }
-   });
-   b2Settings.b2Settings = function () {};
-   b2Settings.b2MixFriction = function (friction1, friction2) {
-      if (friction1 === undefined) friction1 = 0;
-      if (friction2 === undefined) friction2 = 0;
-      return Math.sqrt(friction1 * friction2);
-   }
-   b2Settings.b2MixRestitution = function (restitution1, restitution2) {
-      if (restitution1 === undefined) restitution1 = 0;
-      if (restitution2 === undefined) restitution2 = 0;
-      return restitution1 > restitution2 ? restitution1 : restitution2;
-   }
-   b2Settings.b2Assert = function (a) {
-      if (!a) {
-         throw "Assertion Failed";
-      }
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Common.b2Settings.VERSION = "2.1alpha";
-      Box2D.Common.b2Settings.USHRT_MAX = 0x0000ffff;
-      Box2D.Common.b2Settings.b2_pi = Math.PI;
-      Box2D.Common.b2Settings.b2_maxManifoldPoints = 2;
-      Box2D.Common.b2Settings.b2_aabbExtension = 0.1;
-      Box2D.Common.b2Settings.b2_aabbMultiplier = 2.0;
-      Box2D.Common.b2Settings.b2_polygonRadius = 2.0 * b2Settings.b2_linearSlop;
-      Box2D.Common.b2Settings.b2_linearSlop = 0.005;
-      Box2D.Common.b2Settings.b2_angularSlop = 2.0 / 180.0 * b2Settings.b2_pi;
-      Box2D.Common.b2Settings.b2_toiSlop = 8.0 * b2Settings.b2_linearSlop;
-      Box2D.Common.b2Settings.b2_maxTOIContactsPerIsland = 32;
-      Box2D.Common.b2Settings.b2_maxTOIJointsPerIsland = 32;
-      Box2D.Common.b2Settings.b2_velocityThreshold = 1.0;
-      Box2D.Common.b2Settings.b2_maxLinearCorrection = 0.2;
-      Box2D.Common.b2Settings.b2_maxAngularCorrection = 8.0 / 180.0 * b2Settings.b2_pi;
-      Box2D.Common.b2Settings.b2_maxTranslation = 2.0;
-      Box2D.Common.b2Settings.b2_maxTranslationSquared = b2Settings.b2_maxTranslation * b2Settings.b2_maxTranslation;
-      Box2D.Common.b2Settings.b2_maxRotation = 0.5 * b2Settings.b2_pi;
-      Box2D.Common.b2Settings.b2_maxRotationSquared = b2Settings.b2_maxRotation * b2Settings.b2_maxRotation;
-      Box2D.Common.b2Settings.b2_contactBaumgarte = 0.2;
-      Box2D.Common.b2Settings.b2_timeToSleep = 0.5;
-      Box2D.Common.b2Settings.b2_linearSleepTolerance = 0.01;
-      Box2D.Common.b2Settings.b2_angularSleepTolerance = 2.0 / 180.0 * b2Settings.b2_pi;
-   });
-})();
-(function () {
-   var b2AABB = Box2D.Collision.b2AABB,
-      b2Color = Box2D.Common.b2Color,
-      b2internal = Box2D.Common.b2internal,
-      b2Settings = Box2D.Common.b2Settings,
-      b2Mat22 = Box2D.Common.Math.b2Mat22,
-      b2Mat33 = Box2D.Common.Math.b2Mat33,
-      b2Math = Box2D.Common.Math.b2Math,
-      b2Sweep = Box2D.Common.Math.b2Sweep,
-      b2Transform = Box2D.Common.Math.b2Transform,
-      b2Vec2 = Box2D.Common.Math.b2Vec2,
-      b2Vec3 = Box2D.Common.Math.b2Vec3;
-
-   b2Mat22.b2Mat22 = function () {
-      this.col1 = new b2Vec2();
-      this.col2 = new b2Vec2();
-   };
-   b2Mat22.prototype.b2Mat22 = function () {
-      this.SetIdentity();
-   }
-   b2Mat22.FromAngle = function (angle) {
-      if (angle === undefined) angle = 0;
-      var mat = new b2Mat22();
-      mat.Set(angle);
-      return mat;
-   }
-   b2Mat22.FromVV = function (c1, c2) {
-      var mat = new b2Mat22();
-      mat.SetVV(c1, c2);
-      return mat;
-   }
-   b2Mat22.prototype.Set = function (angle) {
-      if (angle === undefined) angle = 0;
-      var c = Math.cos(angle);
-      var s = Math.sin(angle);
-      this.col1.x = c;
-      this.col2.x = (-s);
-      this.col1.y = s;
-      this.col2.y = c;
-   }
-   b2Mat22.prototype.SetVV = function (c1, c2) {
-      this.col1.SetV(c1);
-      this.col2.SetV(c2);
-   }
-   b2Mat22.prototype.Copy = function () {
-      var mat = new b2Mat22();
-      mat.SetM(this);
-      return mat;
-   }
-   b2Mat22.prototype.SetM = function (m) {
-      this.col1.SetV(m.col1);
-      this.col2.SetV(m.col2);
-   }
-   b2Mat22.prototype.AddM = function (m) {
-      this.col1.x += m.col1.x;
-      this.col1.y += m.col1.y;
-      this.col2.x += m.col2.x;
-      this.col2.y += m.col2.y;
-   }
-   b2Mat22.prototype.SetIdentity = function () {
-      this.col1.x = 1.0;
-      this.col2.x = 0.0;
-      this.col1.y = 0.0;
-      this.col2.y = 1.0;
-   }
-   b2Mat22.prototype.SetZero = function () {
-      this.col1.x = 0.0;
-      this.col2.x = 0.0;
-      this.col1.y = 0.0;
-      this.col2.y = 0.0;
-   }
-   b2Mat22.prototype.GetAngle = function () {
-      return Math.atan2(this.col1.y, this.col1.x);
-   }
-   b2Mat22.prototype.GetInverse = function (out) {
-      var a = this.col1.x;
-      var b = this.col2.x;
-      var c = this.col1.y;
-      var d = this.col2.y;
-      var det = a * d - b * c;
-      if (det != 0.0) {
-         det = 1.0 / det;
-      }
-      out.col1.x = det * d;
-      out.col2.x = (-det * b);
-      out.col1.y = (-det * c);
-      out.col2.y = det * a;
-      return out;
-   }
-   b2Mat22.prototype.Solve = function (out, bX, bY) {
-      if (bX === undefined) bX = 0;
-      if (bY === undefined) bY = 0;
-      var a11 = this.col1.x;
-      var a12 = this.col2.x;
-      var a21 = this.col1.y;
-      var a22 = this.col2.y;
-      var det = a11 * a22 - a12 * a21;
-      if (det != 0.0) {
-         det = 1.0 / det;
-      }
-      out.x = det * (a22 * bX - a12 * bY);
-      out.y = det * (a11 * bY - a21 * bX);
-      return out;
-   }
-   b2Mat22.prototype.Abs = function () {
-      this.col1.Abs();
-      this.col2.Abs();
-   }
-   b2Mat33.b2Mat33 = function () {
-      this.col1 = new b2Vec3();
-      this.col2 = new b2Vec3();
-      this.col3 = new b2Vec3();
-   };
-   b2Mat33.prototype.b2Mat33 = function (c1, c2, c3) {
-      if (c1 === undefined) c1 = null;
-      if (c2 === undefined) c2 = null;
-      if (c3 === undefined) c3 = null;
-      if (!c1 && !c2 && !c3) {
-         this.col1.SetZero();
-         this.col2.SetZero();
-         this.col3.SetZero();
-      }
-      else {
-         this.col1.SetV(c1);
-         this.col2.SetV(c2);
-         this.col3.SetV(c3);
-      }
-   }
-   b2Mat33.prototype.SetVVV = function (c1, c2, c3) {
-      this.col1.SetV(c1);
-      this.col2.SetV(c2);
-      this.col3.SetV(c3);
-   }
-   b2Mat33.prototype.Copy = function () {
-      return new b2Mat33(this.col1, this.col2, this.col3);
-   }
-   b2Mat33.prototype.SetM = function (m) {
-      this.col1.SetV(m.col1);
-      this.col2.SetV(m.col2);
-      this.col3.SetV(m.col3);
-   }
-   b2Mat33.prototype.AddM = function (m) {
-      this.col1.x += m.col1.x;
-      this.col1.y += m.col1.y;
-      this.col1.z += m.col1.z;
-      this.col2.x += m.col2.x;
-      this.col2.y += m.col2.y;
-      this.col2.z += m.col2.z;
-      this.col3.x += m.col3.x;
-      this.col3.y += m.col3.y;
-      this.col3.z += m.col3.z;
-   }
-   b2Mat33.prototype.SetIdentity = function () {
-      this.col1.x = 1.0;
-      this.col2.x = 0.0;
-      this.col3.x = 0.0;
-      this.col1.y = 0.0;
-      this.col2.y = 1.0;
-      this.col3.y = 0.0;
-      this.col1.z = 0.0;
-      this.col2.z = 0.0;
-      this.col3.z = 1.0;
-   }
-   b2Mat33.prototype.SetZero = function () {
-      this.col1.x = 0.0;
-      this.col2.x = 0.0;
-      this.col3.x = 0.0;
-      this.col1.y = 0.0;
-      this.col2.y = 0.0;
-      this.col3.y = 0.0;
-      this.col1.z = 0.0;
-      this.col2.z = 0.0;
-      this.col3.z = 0.0;
-   }
-   b2Mat33.prototype.Solve22 = function (out, bX, bY) {
-      if (bX === undefined) bX = 0;
-      if (bY === undefined) bY = 0;
-      var a11 = this.col1.x;
-      var a12 = this.col2.x;
-      var a21 = this.col1.y;
-      var a22 = this.col2.y;
-      var det = a11 * a22 - a12 * a21;
-      if (det != 0.0) {
-         det = 1.0 / det;
-      }
-      out.x = det * (a22 * bX - a12 * bY);
-      out.y = det * (a11 * bY - a21 * bX);
-      return out;
-   }
-   b2Mat33.prototype.Solve33 = function (out, bX, bY, bZ) {
-      if (bX === undefined) bX = 0;
-      if (bY === undefined) bY = 0;
-      if (bZ === undefined) bZ = 0;
-      var a11 = this.col1.x;
-      var a21 = this.col1.y;
-      var a31 = this.col1.z;
-      var a12 = this.col2.x;
-      var a22 = this.col2.y;
-      var a32 = this.col2.z;
-      var a13 = this.col3.x;
-      var a23 = this.col3.y;
-      var a33 = this.col3.z;
-      var det = a11 * (a22 * a33 - a32 * a23) + a21 * (a32 * a13 - a12 * a33) + a31 * (a12 * a23 - a22 * a13);
-      if (det != 0.0) {
-         det = 1.0 / det;
-      }
-      out.x = det * (bX * (a22 * a33 - a32 * a23) + bY * (a32 * a13 - a12 * a33) + bZ * (a12 * a23 - a22 * a13));
-      out.y = det * (a11 * (bY * a33 - bZ * a23) + a21 * (bZ * a13 - bX * a33) + a31 * (bX * a23 - bY * a13));
-      out.z = det * (a11 * (a22 * bZ - a32 * bY) + a21 * (a32 * bX - a12 * bZ) + a31 * (a12 * bY - a22 * bX));
-      return out;
-   }
-   b2Math.b2Math = function () {};
-   b2Math.IsValid = function (x) {
-      if (x === undefined) x = 0;
-      return isFinite(x);
-   }
-   b2Math.Dot = function (a, b) {
-      return a.x * b.x + a.y * b.y;
-   }
-   b2Math.CrossVV = function (a, b) {
-      return a.x * b.y - a.y * b.x;
-   }
-   b2Math.CrossVF = function (a, s) {
-      if (s === undefined) s = 0;
-      var v = new b2Vec2(s * a.y, (-s * a.x));
-      return v;
-   }
-   b2Math.CrossFV = function (s, a) {
-      if (s === undefined) s = 0;
-      var v = new b2Vec2((-s * a.y), s * a.x);
-      return v;
-   }
-   b2Math.MulMV = function (A, v) {
-      var u = new b2Vec2(A.col1.x * v.x + A.col2.x * v.y, A.col1.y * v.x + A.col2.y * v.y);
-      return u;
-   }
-   b2Math.MulTMV = function (A, v) {
-      var u = new b2Vec2(b2Math.Dot(v, A.col1), b2Math.Dot(v, A.col2));
-      return u;
-   }
-   b2Math.MulX = function (T, v) {
-      var a = b2Math.MulMV(T.R, v);
-      a.x += T.position.x;
-      a.y += T.position.y;
-      return a;
-   }
-   b2Math.MulXT = function (T, v) {
-      var a = b2Math.SubtractVV(v, T.position);
-      var tX = (a.x * T.R.col1.x + a.y * T.R.col1.y);
-      a.y = (a.x * T.R.col2.x + a.y * T.R.col2.y);
-      a.x = tX;
-      return a;
-   }
-   b2Math.AddVV = function (a, b) {
-      var v = new b2Vec2(a.x + b.x, a.y + b.y);
-      return v;
-   }
-   b2Math.SubtractVV = function (a, b) {
-      var v = new b2Vec2(a.x - b.x, a.y - b.y);
-      return v;
-   }
-   b2Math.Distance = function (a, b) {
-      var cX = a.x - b.x;
-      var cY = a.y - b.y;
-      return Math.sqrt(cX * cX + cY * cY);
-   }
-   b2Math.DistanceSquared = function (a, b) {
-      var cX = a.x - b.x;
-      var cY = a.y - b.y;
-      return (cX * cX + cY * cY);
-   }
-   b2Math.MulFV = function (s, a) {
-      if (s === undefined) s = 0;
-      var v = new b2Vec2(s * a.x, s * a.y);
-      return v;
-   }
-   b2Math.AddMM = function (A, B) {
-      var C = b2Mat22.FromVV(b2Math.AddVV(A.col1, B.col1), b2Math.AddVV(A.col2, B.col2));
-      return C;
-   }
-   b2Math.MulMM = function (A, B) {
-      var C = b2Mat22.FromVV(b2Math.MulMV(A, B.col1), b2Math.MulMV(A, B.col2));
-      return C;
-   }
-   b2Math.MulTMM = function (A, B) {
-      var c1 = new b2Vec2(b2Math.Dot(A.col1, B.col1), b2Math.Dot(A.col2, B.col1));
-      var c2 = new b2Vec2(b2Math.Dot(A.col1, B.col2), b2Math.Dot(A.col2, B.col2));
-      var C = b2Mat22.FromVV(c1, c2);
-      return C;
-   }
-   b2Math.Abs = function (a) {
-      if (a === undefined) a = 0;
-      return a > 0.0 ? a : (-a);
-   }
-   b2Math.AbsV = function (a) {
-      var b = new b2Vec2(b2Math.Abs(a.x), b2Math.Abs(a.y));
-      return b;
-   }
-   b2Math.AbsM = function (A) {
-      var B = b2Mat22.FromVV(b2Math.AbsV(A.col1), b2Math.AbsV(A.col2));
-      return B;
-   }
-   b2Math.Min = function (a, b) {
-      if (a === undefined) a = 0;
-      if (b === undefined) b = 0;
-      return a < b ? a : b;
-   }
-   b2Math.MinV = function (a, b) {
-      var c = new b2Vec2(b2Math.Min(a.x, b.x), b2Math.Min(a.y, b.y));
-      return c;
-   }
-   b2Math.Max = function (a, b) {
-      if (a === undefined) a = 0;
-      if (b === undefined) b = 0;
-      return a > b ? a : b;
-   }
-   b2Math.MaxV = function (a, b) {
-      var c = new b2Vec2(b2Math.Max(a.x, b.x), b2Math.Max(a.y, b.y));
-      return c;
-   }
-   b2Math.Clamp = function (a, low, high) {
-      if (a === undefined) a = 0;
-      if (low === undefined) low = 0;
-      if (high === undefined) high = 0;
-      return a < low ? low : a > high ? high : a;
-   }
-   b2Math.ClampV = function (a, low, high) {
-      return b2Math.MaxV(low, b2Math.MinV(a, high));
-   }
-   b2Math.Swap = function (a, b) {
-      var tmp = a[0];
-      a[0] = b[0];
-      b[0] = tmp;
-   }
-   b2Math.Random = function () {
-      return Math.random() * 2 - 1;
-   }
-   b2Math.RandomRange = function (lo, hi) {
-      if (lo === undefined) lo = 0;
-      if (hi === undefined) hi = 0;
-      var r = Math.random();
-      r = (hi - lo) * r + lo;
-      return r;
-   }
-   b2Math.NextPowerOfTwo = function (x) {
-      if (x === undefined) x = 0;
-      x |= (x >> 1) & 0x7FFFFFFF;
-      x |= (x >> 2) & 0x3FFFFFFF;
-      x |= (x >> 4) & 0x0FFFFFFF;
-      x |= (x >> 8) & 0x00FFFFFF;
-      x |= (x >> 16) & 0x0000FFFF;
-      return x + 1;
-   }
-   b2Math.IsPowerOfTwo = function (x) {
-      if (x === undefined) x = 0;
-      var result = x > 0 && (x & (x - 1)) == 0;
-      return result;
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Common.Math.b2Math.b2Vec2_zero = new b2Vec2(0.0, 0.0);
-      Box2D.Common.Math.b2Math.b2Mat22_identity = b2Mat22.FromVV(new b2Vec2(1.0, 0.0), new b2Vec2(0.0, 1.0));
-      Box2D.Common.Math.b2Math.b2Transform_identity = new b2Transform(b2Math.b2Vec2_zero, b2Math.b2Mat22_identity);
-   });
-   b2Sweep.b2Sweep = function () {
-      this.localCenter = new b2Vec2();
-      this.c0 = new b2Vec2;
-      this.c = new b2Vec2();
-   };
-   b2Sweep.prototype.Set = function (other) {
-      this.localCenter.SetV(other.localCenter);
-      this.c0.SetV(other.c0);
-      this.c.SetV(other.c);
-      this.a0 = other.a0;
-      this.a = other.a;
-      this.t0 = other.t0;
-   }
-   b2Sweep.prototype.Copy = function () {
-      var copy = new b2Sweep();
-      copy.localCenter.SetV(this.localCenter);
-      copy.c0.SetV(this.c0);
-      copy.c.SetV(this.c);
-      copy.a0 = this.a0;
-      copy.a = this.a;
-      copy.t0 = this.t0;
-      return copy;
-   }
-   b2Sweep.prototype.GetTransform = function (xf, alpha) {
-      if (alpha === undefined) alpha = 0;
-      xf.position.x = (1.0 - alpha) * this.c0.x + alpha * this.c.x;
-      xf.position.y = (1.0 - alpha) * this.c0.y + alpha * this.c.y;
-      var angle = (1.0 - alpha) * this.a0 + alpha * this.a;
-      xf.R.Set(angle);
-      var tMat = xf.R;
-      xf.position.x -= (tMat.col1.x * this.localCenter.x + tMat.col2.x * this.localCenter.y);
-      xf.position.y -= (tMat.col1.y * this.localCenter.x + tMat.col2.y * this.localCenter.y);
-   }
-   b2Sweep.prototype.Advance = function (t) {
-      if (t === undefined) t = 0;
-      if (this.t0 < t && 1.0 - this.t0 > Number.MIN_VALUE) {
-         var alpha = (t - this.t0) / (1.0 - this.t0);
-         this.c0.x = (1.0 - alpha) * this.c0.x + alpha * this.c.x;
-         this.c0.y = (1.0 - alpha) * this.c0.y + alpha * this.c.y;
-         this.a0 = (1.0 - alpha) * this.a0 + alpha * this.a;
-         this.t0 = t;
-      }
-   }
-   b2Transform.b2Transform = function () {
-      this.position = new b2Vec2;
-      this.R = new b2Mat22();
-   };
-   b2Transform.prototype.b2Transform = function (pos, r) {
-      if (pos === undefined) pos = null;
-      if (r === undefined) r = null;
-      if (pos) {
-         this.position.SetV(pos);
-         this.R.SetM(r);
-      }
-   }
-   b2Transform.prototype.Initialize = function (pos, r) {
-      this.position.SetV(pos);
-      this.R.SetM(r);
-   }
-   b2Transform.prototype.SetIdentity = function () {
-      this.position.SetZero();
-      this.R.SetIdentity();
-   }
-   b2Transform.prototype.Set = function (x) {
-      this.position.SetV(x.position);
-      this.R.SetM(x.R);
-   }
-   b2Transform.prototype.GetAngle = function () {
-      return Math.atan2(this.R.col1.y, this.R.col1.x);
-   }
-   b2Vec2.b2Vec2 = function () {};
-   b2Vec2.prototype.b2Vec2 = function (x_, y_) {
-      if (x_ === undefined) x_ = 0;
-      if (y_ === undefined) y_ = 0;
-      this.x = x_;
-      this.y = y_;
-   }
-   b2Vec2.prototype.SetZero = function () {
-      this.x = 0.0;
-      this.y = 0.0;
-   }
-   b2Vec2.prototype.Set = function (x_, y_) {
-      if (x_ === undefined) x_ = 0;
-      if (y_ === undefined) y_ = 0;
-      this.x = x_;
-      this.y = y_;
-   }
-   b2Vec2.prototype.SetV = function (v) {
-      this.x = v.x;
-      this.y = v.y;
-   }
-   b2Vec2.prototype.GetNegative = function () {
-      return new b2Vec2((-this.x), (-this.y));
-   }
-   b2Vec2.prototype.NegativeSelf = function () {
-      this.x = (-this.x);
-      this.y = (-this.y);
-   }
-   b2Vec2.Make = function (x_, y_) {
-      if (x_ === undefined) x_ = 0;
-      if (y_ === undefined) y_ = 0;
-      return new b2Vec2(x_, y_);
-   }
-   b2Vec2.prototype.Copy = function () {
-      return new b2Vec2(this.x, this.y);
-   }
-   b2Vec2.prototype.Add = function (v) {
-      this.x += v.x;
-      this.y += v.y;
-   }
-   b2Vec2.prototype.Subtract = function (v) {
-      this.x -= v.x;
-      this.y -= v.y;
-   }
-   b2Vec2.prototype.Multiply = function (a) {
-      if (a === undefined) a = 0;
-      this.x *= a;
-      this.y *= a;
-   }
-   b2Vec2.prototype.MulM = function (A) {
-      var tX = this.x;
-      this.x = A.col1.x * tX + A.col2.x * this.y;
-      this.y = A.col1.y * tX + A.col2.y * this.y;
-   }
-   b2Vec2.prototype.MulTM = function (A) {
-      var tX = b2Math.Dot(this, A.col1);
-      this.y = b2Math.Dot(this, A.col2);
-      this.x = tX;
-   }
-   b2Vec2.prototype.CrossVF = function (s) {
-      if (s === undefined) s = 0;
-      var tX = this.x;
-      this.x = s * this.y;
-      this.y = (-s * tX);
-   }
-   b2Vec2.prototype.CrossFV = function (s) {
-      if (s === undefined) s = 0;
-      var tX = this.x;
-      this.x = (-s * this.y);
-      this.y = s * tX;
-   }
-   b2Vec2.prototype.MinV = function (b) {
-      this.x = this.x < b.x ? this.x : b.x;
-      this.y = this.y < b.y ? this.y : b.y;
-   }
-   b2Vec2.prototype.MaxV = function (b) {
-      this.x = this.x > b.x ? this.x : b.x;
-      this.y = this.y > b.y ? this.y : b.y;
-   }
-   b2Vec2.prototype.Abs = function () {
-      if (this.x < 0) this.x = (-this.x);
-      if (this.y < 0) this.y = (-this.y);
-   }
-   b2Vec2.prototype.Length = function () {
-      return Math.sqrt(this.x * this.x + this.y * this.y);
-   }
-   b2Vec2.prototype.LengthSquared = function () {
-      return (this.x * this.x + this.y * this.y);
-   }
-   b2Vec2.prototype.Normalize = function () {
-      var length = Math.sqrt(this.x * this.x + this.y * this.y);
-      if (length < Number.MIN_VALUE) {
-         return 0.0;
-      }
-      var invLength = 1.0 / length;
-      this.x *= invLength;
-      this.y *= invLength;
-      return length;
-   }
-   b2Vec2.prototype.IsValid = function () {
-      return b2Math.IsValid(this.x) && b2Math.IsValid(this.y);
-   }
-   b2Vec3.b2Vec3 = function () {};
-   b2Vec3.prototype.b2Vec3 = function (x, y, z) {
-      if (x === undefined) x = 0;
-      if (y === undefined) y = 0;
-      if (z === undefined) z = 0;
-      this.x = x;
-      this.y = y;
-      this.z = z;
-   }
-   b2Vec3.prototype.SetZero = function () {
-      this.x = this.y = this.z = 0.0;
-   }
-   b2Vec3.prototype.Set = function (x, y, z) {
-      if (x === undefined) x = 0;
-      if (y === undefined) y = 0;
-      if (z === undefined) z = 0;
-      this.x = x;
-      this.y = y;
-      this.z = z;
-   }
-   b2Vec3.prototype.SetV = function (v) {
-      this.x = v.x;
-      this.y = v.y;
-      this.z = v.z;
-   }
-   b2Vec3.prototype.GetNegative = function () {
-      return new b2Vec3((-this.x), (-this.y), (-this.z));
-   }
-   b2Vec3.prototype.NegativeSelf = function () {
-      this.x = (-this.x);
-      this.y = (-this.y);
-      this.z = (-this.z);
-   }
-   b2Vec3.prototype.Copy = function () {
-      return new b2Vec3(this.x, this.y, this.z);
-   }
-   b2Vec3.prototype.Add = function (v) {
-      this.x += v.x;
-      this.y += v.y;
-      this.z += v.z;
-   }
-   b2Vec3.prototype.Subtract = function (v) {
-      this.x -= v.x;
-      this.y -= v.y;
-      this.z -= v.z;
-   }
-   b2Vec3.prototype.Multiply = function (a) {
-      if (a === undefined) a = 0;
-      this.x *= a;
-      this.y *= a;
-      this.z *= a;
-   }
-})();
-(function () {
-   var b2ControllerEdge = Box2D.Dynamics.Controllers.b2ControllerEdge,
-      b2Mat22 = Box2D.Common.Math.b2Mat22,
-      b2Mat33 = Box2D.Common.Math.b2Mat33,
-      b2Math = Box2D.Common.Math.b2Math,
-      b2Sweep = Box2D.Common.Math.b2Sweep,
-      b2Transform = Box2D.Common.Math.b2Transform,
-      b2Vec2 = Box2D.Common.Math.b2Vec2,
-      b2Vec3 = Box2D.Common.Math.b2Vec3,
-      b2Color = Box2D.Common.b2Color,
-      b2internal = Box2D.Common.b2internal,
-      b2Settings = Box2D.Common.b2Settings,
-      b2AABB = Box2D.Collision.b2AABB,
-      b2Bound = Box2D.Collision.b2Bound,
-      b2BoundValues = Box2D.Collision.b2BoundValues,
-      b2Collision = Box2D.Collision.b2Collision,
-      b2ContactID = Box2D.Collision.b2ContactID,
-      b2ContactPoint = Box2D.Collision.b2ContactPoint,
-      b2Distance = Box2D.Collision.b2Distance,
-      b2DistanceInput = Box2D.Collision.b2DistanceInput,
-      b2DistanceOutput = Box2D.Collision.b2DistanceOutput,
-      b2DistanceProxy = Box2D.Collision.b2DistanceProxy,
-      b2DynamicTree = Box2D.Collision.b2DynamicTree,
-      b2DynamicTreeBroadPhase = Box2D.Collision.b2DynamicTreeBroadPhase,
-      b2DynamicTreeNode = Box2D.Collision.b2DynamicTreeNode,
-      b2DynamicTreePair = Box2D.Collision.b2DynamicTreePair,
-      b2Manifold = Box2D.Collision.b2Manifold,
-      b2ManifoldPoint = Box2D.Collision.b2ManifoldPoint,
-      b2Point = Box2D.Collision.b2Point,
-      b2RayCastInput = Box2D.Collision.b2RayCastInput,
-      b2RayCastOutput = Box2D.Collision.b2RayCastOutput,
-      b2Segment = Box2D.Collision.b2Segment,
-      b2SeparationFunction = Box2D.Collision.b2SeparationFunction,
-      b2Simplex = Box2D.Collision.b2Simplex,
-      b2SimplexCache = Box2D.Collision.b2SimplexCache,
-      b2SimplexVertex = Box2D.Collision.b2SimplexVertex,
-      b2TimeOfImpact = Box2D.Collision.b2TimeOfImpact,
-      b2TOIInput = Box2D.Collision.b2TOIInput,
-      b2WorldManifold = Box2D.Collision.b2WorldManifold,
-      ClipVertex = Box2D.Collision.ClipVertex,
-      Features = Box2D.Collision.Features,
-      IBroadPhase = Box2D.Collision.IBroadPhase,
-      b2CircleShape = Box2D.Collision.Shapes.b2CircleShape,
-      b2EdgeChainDef = Box2D.Collision.Shapes.b2EdgeChainDef,
-      b2EdgeShape = Box2D.Collision.Shapes.b2EdgeShape,
-      b2MassData = Box2D.Collision.Shapes.b2MassData,
-      b2PolygonShape = Box2D.Collision.Shapes.b2PolygonShape,
-      b2Shape = Box2D.Collision.Shapes.b2Shape,
-      b2Body = Box2D.Dynamics.b2Body,
-      b2BodyDef = Box2D.Dynamics.b2BodyDef,
-      b2ContactFilter = Box2D.Dynamics.b2ContactFilter,
-      b2ContactImpulse = Box2D.Dynamics.b2ContactImpulse,
-      b2ContactListener = Box2D.Dynamics.b2ContactListener,
-      b2ContactManager = Box2D.Dynamics.b2ContactManager,
-      b2DebugDraw = Box2D.Dynamics.b2DebugDraw,
-      b2DestructionListener = Box2D.Dynamics.b2DestructionListener,
-      b2FilterData = Box2D.Dynamics.b2FilterData,
-      b2Fixture = Box2D.Dynamics.b2Fixture,
-      b2FixtureDef = Box2D.Dynamics.b2FixtureDef,
-      b2Island = Box2D.Dynamics.b2Island,
-      b2TimeStep = Box2D.Dynamics.b2TimeStep,
-      b2World = Box2D.Dynamics.b2World,
-      b2CircleContact = Box2D.Dynamics.Contacts.b2CircleContact,
-      b2Contact = Box2D.Dynamics.Contacts.b2Contact,
-      b2ContactConstraint = Box2D.Dynamics.Contacts.b2ContactConstraint,
-      b2ContactConstraintPoint = Box2D.Dynamics.Contacts.b2ContactConstraintPoint,
-      b2ContactEdge = Box2D.Dynamics.Contacts.b2ContactEdge,
-      b2ContactFactory = Box2D.Dynamics.Contacts.b2ContactFactory,
-      b2ContactRegister = Box2D.Dynamics.Contacts.b2ContactRegister,
-      b2ContactResult = Box2D.Dynamics.Contacts.b2ContactResult,
-      b2ContactSolver = Box2D.Dynamics.Contacts.b2ContactSolver,
-      b2EdgeAndCircleContact = Box2D.Dynamics.Contacts.b2EdgeAndCircleContact,
-      b2NullContact = Box2D.Dynamics.Contacts.b2NullContact,
-      b2PolyAndCircleContact = Box2D.Dynamics.Contacts.b2PolyAndCircleContact,
-      b2PolyAndEdgeContact = Box2D.Dynamics.Contacts.b2PolyAndEdgeContact,
-      b2PolygonContact = Box2D.Dynamics.Contacts.b2PolygonContact,
-      b2PositionSolverManifold = Box2D.Dynamics.Contacts.b2PositionSolverManifold,
-      b2Controller = Box2D.Dynamics.Controllers.b2Controller,
-      b2DistanceJoint = Box2D.Dynamics.Joints.b2DistanceJoint,
-      b2DistanceJointDef = Box2D.Dynamics.Joints.b2DistanceJointDef,
-      b2FrictionJoint = Box2D.Dynamics.Joints.b2FrictionJoint,
-      b2FrictionJointDef = Box2D.Dynamics.Joints.b2FrictionJointDef,
-      b2GearJoint = Box2D.Dynamics.Joints.b2GearJoint,
-      b2GearJointDef = Box2D.Dynamics.Joints.b2GearJointDef,
-      b2Jacobian = Box2D.Dynamics.Joints.b2Jacobian,
-      b2Joint = Box2D.Dynamics.Joints.b2Joint,
-      b2JointDef = Box2D.Dynamics.Joints.b2JointDef,
-      b2JointEdge = Box2D.Dynamics.Joints.b2JointEdge,
-      b2LineJoint = Box2D.Dynamics.Joints.b2LineJoint,
-      b2LineJointDef = Box2D.Dynamics.Joints.b2LineJointDef,
-      b2MouseJoint = Box2D.Dynamics.Joints.b2MouseJoint,
-      b2MouseJointDef = Box2D.Dynamics.Joints.b2MouseJointDef,
-      b2PrismaticJoint = Box2D.Dynamics.Joints.b2PrismaticJoint,
-      b2PrismaticJointDef = Box2D.Dynamics.Joints.b2PrismaticJointDef,
-      b2PulleyJoint = Box2D.Dynamics.Joints.b2PulleyJoint,
-      b2PulleyJointDef = Box2D.Dynamics.Joints.b2PulleyJointDef,
-      b2RevoluteJoint = Box2D.Dynamics.Joints.b2RevoluteJoint,
-      b2RevoluteJointDef = Box2D.Dynamics.Joints.b2RevoluteJointDef,
-      b2WeldJoint = Box2D.Dynamics.Joints.b2WeldJoint,
-      b2WeldJointDef = Box2D.Dynamics.Joints.b2WeldJointDef;
-
-   b2Body.b2Body = function () {
-      this.m_xf = new b2Transform();
-      this.m_sweep = new b2Sweep();
-      this.m_linearVelocity = new b2Vec2();
-      this.m_force = new b2Vec2();
-   };
-   b2Body.prototype.connectEdges = function (s1, s2, angle1) {
-      if (angle1 === undefined) angle1 = 0;
-      var angle2 = Math.atan2(s2.GetDirectionVector().y, s2.GetDirectionVector().x);
-      var coreOffset = Math.tan((angle2 - angle1) * 0.5);
-      var core = b2Math.MulFV(coreOffset, s2.GetDirectionVector());
-      core = b2Math.SubtractVV(core, s2.GetNormalVector());
-      core = b2Math.MulFV(b2Settings.b2_toiSlop, core);
-      core = b2Math.AddVV(core, s2.GetVertex1());
-      var cornerDir = b2Math.AddVV(s1.GetDirectionVector(), s2.GetDirectionVector());
-      cornerDir.Normalize();
-      var convex = b2Math.Dot(s1.GetDirectionVector(), s2.GetNormalVector()) > 0.0;
-      s1.SetNextEdge(s2, core, cornerDir, convex);
-      s2.SetPrevEdge(s1, core, cornerDir, convex);
-      return angle2;
-   }
-   b2Body.prototype.CreateFixture = function (def) {
-      if (this.m_world.IsLocked() == true) {
-         return null;
-      }
-      var fixture = new b2Fixture();
-      fixture.Create(this, this.m_xf, def);
-      if (this.m_flags & b2Body.e_activeFlag) {
-         var broadPhase = this.m_world.m_contactManager.m_broadPhase;
-         fixture.CreateProxy(broadPhase, this.m_xf);
-      }
-      fixture.m_next = this.m_fixtureList;
-      this.m_fixtureList = fixture;
-      ++this.m_fixtureCount;
-      fixture.m_body = this;
-      if (fixture.m_density > 0.0) {
-         this.ResetMassData();
-      }
-      this.m_world.m_flags |= b2World.e_newFixture;
-      return fixture;
-   }
-   b2Body.prototype.CreateFixture2 = function (shape, density) {
-      if (density === undefined) density = 0.0;
-      var def = new b2FixtureDef();
-      def.shape = shape;
-      def.density = density;
-      return this.CreateFixture(def);
-   }
-   b2Body.prototype.DestroyFixture = function (fixture) {
-      if (this.m_world.IsLocked() == true) {
-         return;
-      }
-      var node = this.m_fixtureList;
-      var ppF = null;
-      var found = false;
-      while (node != null) {
-         if (node == fixture) {
-            if (ppF) ppF.m_next = fixture.m_next;
-            else this.m_fixtureList = fixture.m_next;
-            found = true;
-            break;
-         }
-         ppF = node;
-         node = node.m_next;
-      }
-      var edge = this.m_contactList;
-      while (edge) {
-         var c = edge.contact;
-         edge = edge.next;
-         var fixtureA = c.GetFixtureA();
-         var fixtureB = c.GetFixtureB();
-         if (fixture == fixtureA || fixture == fixtureB) {
-            this.m_world.m_contactManager.Destroy(c);
-         }
-      }
-      if (this.m_flags & b2Body.e_activeFlag) {
-         var broadPhase = this.m_world.m_contactManager.m_broadPhase;
-         fixture.DestroyProxy(broadPhase);
-      }
-      else {}
-      fixture.Destroy();
-      fixture.m_body = null;
-      fixture.m_next = null;
-      --this.m_fixtureCount;
-      this.ResetMassData();
-   }
-   b2Body.prototype.SetPositionAndAngle = function (position, angle) {
-      if (angle === undefined) angle = 0;
-      var f;
-      if (this.m_world.IsLocked() == true) {
-         return;
-      }
-      this.m_xf.R.Set(angle);
-      this.m_xf.position.SetV(position);
-      var tMat = this.m_xf.R;
-      var tVec = this.m_sweep.localCenter;
-      this.m_sweep.c.x = (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      this.m_sweep.c.y = (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      this.m_sweep.c.x += this.m_xf.position.x;
-      this.m_sweep.c.y += this.m_xf.position.y;
-      this.m_sweep.c0.SetV(this.m_sweep.c);
-      this.m_sweep.a0 = this.m_sweep.a = angle;
-      var broadPhase = this.m_world.m_contactManager.m_broadPhase;
-      for (f = this.m_fixtureList;
-      f; f = f.m_next) {
-         f.Synchronize(broadPhase, this.m_xf, this.m_xf);
-      }
-      this.m_world.m_contactManager.FindNewContacts();
-   }
-   b2Body.prototype.SetTransform = function (xf) {
-      this.SetPositionAndAngle(xf.position, xf.GetAngle());
-   }
-   b2Body.prototype.GetTransform = function () {
-      return this.m_xf;
-   }
-   b2Body.prototype.GetPosition = function () {
-      return this.m_xf.position;
-   }
-   b2Body.prototype.SetPosition = function (position) {
-      this.SetPositionAndAngle(position, this.GetAngle());
-   }
-   b2Body.prototype.GetAngle = function () {
-      return this.m_sweep.a;
-   }
-   b2Body.prototype.SetAngle = function (angle) {
-      if (angle === undefined) angle = 0;
-      this.SetPositionAndAngle(this.GetPosition(), angle);
-   }
-   b2Body.prototype.GetWorldCenter = function () {
-      return this.m_sweep.c;
-   }
-   b2Body.prototype.GetLocalCenter = function () {
-      return this.m_sweep.localCenter;
-   }
-   b2Body.prototype.SetLinearVelocity = function (v) {
-      if (this.m_type == b2Body.b2_staticBody) {
-         return;
-      }
-      this.m_linearVelocity.SetV(v);
-   }
-   b2Body.prototype.GetLinearVelocity = function () {
-      return this.m_linearVelocity;
-   }
-   b2Body.prototype.SetAngularVelocity = function (omega) {
-      if (omega === undefined) omega = 0;
-      if (this.m_type == b2Body.b2_staticBody) {
-         return;
-      }
-      this.m_angularVelocity = omega;
-   }
-   b2Body.prototype.GetAngularVelocity = function () {
-      return this.m_angularVelocity;
-   }
-   b2Body.prototype.GetDefinition = function () {
-      var bd = new b2BodyDef();
-      bd.type = this.GetType();
-      bd.allowSleep = (this.m_flags & b2Body.e_allowSleepFlag) == b2Body.e_allowSleepFlag;
-      bd.angle = this.GetAngle();
-      bd.angularDamping = this.m_angularDamping;
-      bd.angularVelocity = this.m_angularVelocity;
-      bd.fixedRotation = (this.m_flags & b2Body.e_fixedRotationFlag) == b2Body.e_fixedRotationFlag;
-      bd.bullet = (this.m_flags & b2Body.e_bulletFlag) == b2Body.e_bulletFlag;
-      bd.awake = (this.m_flags & b2Body.e_awakeFlag) == b2Body.e_awakeFlag;
-      bd.linearDamping = this.m_linearDamping;
-      bd.linearVelocity.SetV(this.GetLinearVelocity());
-      bd.position = this.GetPosition();
-      bd.userData = this.GetUserData();
-      return bd;
-   }
-   b2Body.prototype.ApplyForce = function (force, point) {
-      if (this.m_type != b2Body.b2_dynamicBody) {
-         return;
-      }
-      if (this.IsAwake() == false) {
-         this.SetAwake(true);
-      }
-      this.m_force.x += force.x;
-      this.m_force.y += force.y;
-      this.m_torque += ((point.x - this.m_sweep.c.x) * force.y - (point.y - this.m_sweep.c.y) * force.x);
-   }
-   b2Body.prototype.ApplyTorque = function (torque) {
-      if (torque === undefined) torque = 0;
-      if (this.m_type != b2Body.b2_dynamicBody) {
-         return;
-      }
-      if (this.IsAwake() == false) {
-         this.SetAwake(true);
-      }
-      this.m_torque += torque;
-   }
-   b2Body.prototype.ApplyImpulse = function (impulse, point) {
-      if (this.m_type != b2Body.b2_dynamicBody) {
-         return;
-      }
-      if (this.IsAwake() == false) {
-         this.SetAwake(true);
-      }
-      this.m_linearVelocity.x += this.m_invMass * impulse.x;
-      this.m_linearVelocity.y += this.m_invMass * impulse.y;
-      this.m_angularVelocity += this.m_invI * ((point.x - this.m_sweep.c.x) * impulse.y - (point.y - this.m_sweep.c.y) * impulse.x);
-   }
-   b2Body.prototype.Split = function (callback) {
-      var linearVelocity = this.GetLinearVelocity().Copy();
-      var angularVelocity = this.GetAngularVelocity();
-      var center = this.GetWorldCenter();
-      var body1 = this;
-      var body2 = this.m_world.CreateBody(this.GetDefinition());
-      var prev;
-      for (var f = body1.m_fixtureList; f;) {
-         if (callback(f)) {
-            var next = f.m_next;
-            if (prev) {
-               prev.m_next = next;
-            }
-            else {
-               body1.m_fixtureList = next;
-            }
-            body1.m_fixtureCount--;
-            f.m_next = body2.m_fixtureList;
-            body2.m_fixtureList = f;
-            body2.m_fixtureCount++;
-            f.m_body = body2;
-            f = next;
-         }
-         else {
-            prev = f;
-            f = f.m_next;
-         }
-      }
-      body1.ResetMassData();
-      body2.ResetMassData();
-      var center1 = body1.GetWorldCenter();
-      var center2 = body2.GetWorldCenter();
-      var velocity1 = b2Math.AddVV(linearVelocity, b2Math.CrossFV(angularVelocity, b2Math.SubtractVV(center1, center)));
-      var velocity2 = b2Math.AddVV(linearVelocity, b2Math.CrossFV(angularVelocity, b2Math.SubtractVV(center2, center)));
-      body1.SetLinearVelocity(velocity1);
-      body2.SetLinearVelocity(velocity2);
-      body1.SetAngularVelocity(angularVelocity);
-      body2.SetAngularVelocity(angularVelocity);
-      body1.SynchronizeFixtures();
-      body2.SynchronizeFixtures();
-      return body2;
-   }
-   b2Body.prototype.Merge = function (other) {
-      var f;
-      for (f = other.m_fixtureList;
-      f;) {
-         var next = f.m_next;
-         other.m_fixtureCount--;
-         f.m_next = this.m_fixtureList;
-         this.m_fixtureList = f;
-         this.m_fixtureCount++;
-         f.m_body = body2;
-         f = next;
-      }
-      body1.m_fixtureCount = 0;
-      var body1 = this;
-
-      var body2 = other;
-      var center1 = body1.GetWorldCenter();
-      var center2 = body2.GetWorldCenter();
-      var velocity1 = body1.GetLinearVelocity().Copy();
-      var velocity2 = body2.GetLinearVelocity().Copy();
-      var angular1 = body1.GetAngularVelocity();
-      var angular = body2.GetAngularVelocity();
-      body1.ResetMassData();
-      this.SynchronizeFixtures();
-   }
-   b2Body.prototype.GetMass = function () {
-      return this.m_mass;
-   }
-   b2Body.prototype.GetInertia = function () {
-      return this.m_I;
-   }
-   b2Body.prototype.GetMassData = function (data) {
-      data.mass = this.m_mass;
-      data.I = this.m_I;
-      data.center.SetV(this.m_sweep.localCenter);
-   }
-   b2Body.prototype.SetMassData = function (massData) {
-      b2Settings.b2Assert(this.m_world.IsLocked() == false);
-      if (this.m_world.IsLocked() == true) {
-         return;
-      }
-      if (this.m_type != b2Body.b2_dynamicBody) {
-         return;
-      }
-      this.m_invMass = 0.0;
-      this.m_I = 0.0;
-      this.m_invI = 0.0;
-      this.m_mass = massData.mass;
-      if (this.m_mass <= 0.0) {
-         this.m_mass = 1.0;
-      }
-      this.m_invMass = 1.0 / this.m_mass;
-      if (massData.I > 0.0 && (this.m_flags & b2Body.e_fixedRotationFlag) == 0) {
-         this.m_I = massData.I - this.m_mass * (massData.center.x * massData.center.x + massData.center.y * massData.center.y);
-         this.m_invI = 1.0 / this.m_I;
-      }
-      var oldCenter = this.m_sweep.c.Copy();
-      this.m_sweep.localCenter.SetV(massData.center);
-      this.m_sweep.c0.SetV(b2Math.MulX(this.m_xf, this.m_sweep.localCenter));
-      this.m_sweep.c.SetV(this.m_sweep.c0);
-      this.m_linearVelocity.x += this.m_angularVelocity * (-(this.m_sweep.c.y - oldCenter.y));
-      this.m_linearVelocity.y += this.m_angularVelocity * (+(this.m_sweep.c.x - oldCenter.x));
-   }
-   b2Body.prototype.ResetMassData = function () {
-      this.m_mass = 0.0;
-      this.m_invMass = 0.0;
-      this.m_I = 0.0;
-      this.m_invI = 0.0;
-      this.m_sweep.localCenter.SetZero();
-      if (this.m_type == b2Body.b2_staticBody || this.m_type == b2Body.b2_kinematicBody) {
-         return;
-      }
-      var center = b2Vec2.Make(0, 0);
-      for (var f = this.m_fixtureList; f; f = f.m_next) {
-         if (f.m_density == 0.0) {
-            continue;
-         }
-         var massData = f.GetMassData();
-         this.m_mass += massData.mass;
-         center.x += massData.center.x * massData.mass;
-         center.y += massData.center.y * massData.mass;
-         this.m_I += massData.I;
-      }
-      if (this.m_mass > 0.0) {
-         this.m_invMass = 1.0 / this.m_mass;
-         center.x *= this.m_invMass;
-         center.y *= this.m_invMass;
-      }
-      else {
-         this.m_mass = 1.0;
-         this.m_invMass = 1.0;
-      }
-      if (this.m_I > 0.0 && (this.m_flags & b2Body.e_fixedRotationFlag) == 0) {
-         this.m_I -= this.m_mass * (center.x * center.x + center.y * center.y);
-         this.m_I *= this.m_inertiaScale;
-         b2Settings.b2Assert(this.m_I > 0);
-         this.m_invI = 1.0 / this.m_I;
-      }
-      else {
-         this.m_I = 0.0;
-         this.m_invI = 0.0;
-      }
-      var oldCenter = this.m_sweep.c.Copy();
-      this.m_sweep.localCenter.SetV(center);
-      this.m_sweep.c0.SetV(b2Math.MulX(this.m_xf, this.m_sweep.localCenter));
-      this.m_sweep.c.SetV(this.m_sweep.c0);
-      this.m_linearVelocity.x += this.m_angularVelocity * (-(this.m_sweep.c.y - oldCenter.y));
-      this.m_linearVelocity.y += this.m_angularVelocity * (+(this.m_sweep.c.x - oldCenter.x));
-   }
-   b2Body.prototype.GetWorldPoint = function (localPoint) {
-      var A = this.m_xf.R;
-      var u = new b2Vec2(A.col1.x * localPoint.x + A.col2.x * localPoint.y, A.col1.y * localPoint.x + A.col2.y * localPoint.y);
-      u.x += this.m_xf.position.x;
-      u.y += this.m_xf.position.y;
-      return u;
-   }
-   b2Body.prototype.GetWorldVector = function (localVector) {
-      return b2Math.MulMV(this.m_xf.R, localVector);
-   }
-   b2Body.prototype.GetLocalPoint = function (worldPoint) {
-      return b2Math.MulXT(this.m_xf, worldPoint);
-   }
-   b2Body.prototype.GetLocalVector = function (worldVector) {
-      return b2Math.MulTMV(this.m_xf.R, worldVector);
-   }
-   b2Body.prototype.GetLinearVelocityFromWorldPoint = function (worldPoint) {
-      return new b2Vec2(this.m_linearVelocity.x - this.m_angularVelocity * (worldPoint.y - this.m_sweep.c.y), this.m_linearVelocity.y + this.m_angularVelocity * (worldPoint.x - this.m_sweep.c.x));
-   }
-   b2Body.prototype.GetLinearVelocityFromLocalPoint = function (localPoint) {
-      var A = this.m_xf.R;
-      var worldPoint = new b2Vec2(A.col1.x * localPoint.x + A.col2.x * localPoint.y, A.col1.y * localPoint.x + A.col2.y * localPoint.y);
-      worldPoint.x += this.m_xf.position.x;
-      worldPoint.y += this.m_xf.position.y;
-      return new b2Vec2(this.m_linearVelocity.x - this.m_angularVelocity * (worldPoint.y - this.m_sweep.c.y), this.m_linearVelocity.y + this.m_angularVelocity * (worldPoint.x - this.m_sweep.c.x));
-   }
-   b2Body.prototype.GetLinearDamping = function () {
-      return this.m_linearDamping;
-   }
-   b2Body.prototype.SetLinearDamping = function (linearDamping) {
-      if (linearDamping === undefined) linearDamping = 0;
-      this.m_linearDamping = linearDamping;
-   }
-   b2Body.prototype.GetAngularDamping = function () {
-      return this.m_angularDamping;
-   }
-   b2Body.prototype.SetAngularDamping = function (angularDamping) {
-      if (angularDamping === undefined) angularDamping = 0;
-      this.m_angularDamping = angularDamping;
-   }
-   b2Body.prototype.SetType = function (type) {
-      if (type === undefined) type = 0;
-      if (this.m_type == type) {
-         return;
-      }
-      this.m_type = type;
-      this.ResetMassData();
-      if (this.m_type == b2Body.b2_staticBody) {
-         this.m_linearVelocity.SetZero();
-         this.m_angularVelocity = 0.0;
-      }
-      this.SetAwake(true);
-      this.m_force.SetZero();
-      this.m_torque = 0.0;
-      for (var ce = this.m_contactList; ce; ce = ce.next) {
-         ce.contact.FlagForFiltering();
-      }
-   }
-   b2Body.prototype.GetType = function () {
-      return this.m_type;
-   }
-   b2Body.prototype.SetBullet = function (flag) {
-      if (flag) {
-         this.m_flags |= b2Body.e_bulletFlag;
-      }
-      else {
-         this.m_flags &= ~b2Body.e_bulletFlag;
-      }
-   }
-   b2Body.prototype.IsBullet = function () {
-      return (this.m_flags & b2Body.e_bulletFlag) == b2Body.e_bulletFlag;
-   }
-   b2Body.prototype.SetSleepingAllowed = function (flag) {
-      if (flag) {
-         this.m_flags |= b2Body.e_allowSleepFlag;
-      }
-      else {
-         this.m_flags &= ~b2Body.e_allowSleepFlag;
-         this.SetAwake(true);
-      }
-   }
-   b2Body.prototype.SetAwake = function (flag) {
-      if (flag) {
-         this.m_flags |= b2Body.e_awakeFlag;
-         this.m_sleepTime = 0.0;
-      }
-      else {
-         this.m_flags &= ~b2Body.e_awakeFlag;
-         this.m_sleepTime = 0.0;
-         this.m_linearVelocity.SetZero();
-         this.m_angularVelocity = 0.0;
-         this.m_force.SetZero();
-         this.m_torque = 0.0;
-      }
-   }
-   b2Body.prototype.IsAwake = function () {
-      return (this.m_flags & b2Body.e_awakeFlag) == b2Body.e_awakeFlag;
-   }
-   b2Body.prototype.SetFixedRotation = function (fixed) {
-      if (fixed) {
-         this.m_flags |= b2Body.e_fixedRotationFlag;
-      }
-      else {
-         this.m_flags &= ~b2Body.e_fixedRotationFlag;
-      }
-      this.ResetMassData();
-   }
-   b2Body.prototype.IsFixedRotation = function () {
-      return (this.m_flags & b2Body.e_fixedRotationFlag) == b2Body.e_fixedRotationFlag;
-   }
-   b2Body.prototype.SetActive = function (flag) {
-      if (flag == this.IsActive()) {
-         return;
-      }
-      var broadPhase;
-      var f;
-      if (flag) {
-         this.m_flags |= b2Body.e_activeFlag;
-         broadPhase = this.m_world.m_contactManager.m_broadPhase;
-         for (f = this.m_fixtureList;
-         f; f = f.m_next) {
-            f.CreateProxy(broadPhase, this.m_xf);
-         }
-      }
-      else {
-         this.m_flags &= ~b2Body.e_activeFlag;
-         broadPhase = this.m_world.m_contactManager.m_broadPhase;
-         for (f = this.m_fixtureList;
-         f; f = f.m_next) {
-            f.DestroyProxy(broadPhase);
-         }
-         var ce = this.m_contactList;
-         while (ce) {
-            var ce0 = ce;
-            ce = ce.next;
-            this.m_world.m_contactManager.Destroy(ce0.contact);
-         }
-         this.m_contactList = null;
-      }
-   }
-   b2Body.prototype.IsActive = function () {
-      return (this.m_flags & b2Body.e_activeFlag) == b2Body.e_activeFlag;
-   }
-   b2Body.prototype.IsSleepingAllowed = function () {
-      return (this.m_flags & b2Body.e_allowSleepFlag) == b2Body.e_allowSleepFlag;
-   }
-   b2Body.prototype.GetFixtureList = function () {
-      return this.m_fixtureList;
-   }
-   b2Body.prototype.GetJointList = function () {
-      return this.m_jointList;
-   }
-   b2Body.prototype.GetControllerList = function () {
-      return this.m_controllerList;
-   }
-   b2Body.prototype.GetContactList = function () {
-      return this.m_contactList;
-   }
-   b2Body.prototype.GetNext = function () {
-      return this.m_next;
-   }
-   b2Body.prototype.GetUserData = function () {
-      return this.m_userData;
-   }
-   b2Body.prototype.SetUserData = function (data) {
-      this.m_userData = data;
-   }
-   b2Body.prototype.GetWorld = function () {
-      return this.m_world;
-   }
-   b2Body.prototype.b2Body = function (bd, world) {
-      this.m_flags = 0;
-      if (bd.bullet) {
-         this.m_flags |= b2Body.e_bulletFlag;
-      }
-      if (bd.fixedRotation) {
-         this.m_flags |= b2Body.e_fixedRotationFlag;
-      }
-      if (bd.allowSleep) {
-         this.m_flags |= b2Body.e_allowSleepFlag;
-      }
-      if (bd.awake) {
-         this.m_flags |= b2Body.e_awakeFlag;
-      }
-      if (bd.active) {
-         this.m_flags |= b2Body.e_activeFlag;
-      }
-      this.m_world = world;
-      this.m_xf.position.SetV(bd.position);
-      this.m_xf.R.Set(bd.angle);
-      this.m_sweep.localCenter.SetZero();
-      this.m_sweep.t0 = 1.0;
-      this.m_sweep.a0 = this.m_sweep.a = bd.angle;
-      var tMat = this.m_xf.R;
-      var tVec = this.m_sweep.localCenter;
-      this.m_sweep.c.x = (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      this.m_sweep.c.y = (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      this.m_sweep.c.x += this.m_xf.position.x;
-      this.m_sweep.c.y += this.m_xf.position.y;
-      this.m_sweep.c0.SetV(this.m_sweep.c);
-      this.m_jointList = null;
-      this.m_controllerList = null;
-      this.m_contactList = null;
-      this.m_controllerCount = 0;
-      this.m_prev = null;
-      this.m_next = null;
-      this.m_linearVelocity.SetV(bd.linearVelocity);
-      this.m_angularVelocity = bd.angularVelocity;
-      this.m_linearDamping = bd.linearDamping;
-      this.m_angularDamping = bd.angularDamping;
-      this.m_force.Set(0.0, 0.0);
-      this.m_torque = 0.0;
-      this.m_sleepTime = 0.0;
-      this.m_type = bd.type;
-      if (this.m_type == b2Body.b2_dynamicBody) {
-         this.m_mass = 1.0;
-         this.m_invMass = 1.0;
-      }
-      else {
-         this.m_mass = 0.0;
-         this.m_invMass = 0.0;
-      }
-      this.m_I = 0.0;
-      this.m_invI = 0.0;
-      this.m_inertiaScale = bd.inertiaScale;
-      this.m_userData = bd.userData;
-      this.m_fixtureList = null;
-      this.m_fixtureCount = 0;
-   }
-   b2Body.prototype.SynchronizeFixtures = function () {
-      var xf1 = b2Body.s_xf1;
-      xf1.R.Set(this.m_sweep.a0);
-      var tMat = xf1.R;
-      var tVec = this.m_sweep.localCenter;
-      xf1.position.x = this.m_sweep.c0.x - (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      xf1.position.y = this.m_sweep.c0.y - (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-      var f;
-      var broadPhase = this.m_world.m_contactManager.m_broadPhase;
-      for (f = this.m_fixtureList;
-      f; f = f.m_next) {
-         f.Synchronize(broadPhase, xf1, this.m_xf);
-      }
-   }
-   b2Body.prototype.SynchronizeTransform = function () {
-      this.m_xf.R.Set(this.m_sweep.a);
-      var tMat = this.m_xf.R;
-      var tVec = this.m_sweep.localCenter;
-      this.m_xf.position.x = this.m_sweep.c.x - (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-      this.m_xf.position.y = this.m_sweep.c.y - (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-   }
-   b2Body.prototype.ShouldCollide = function (other) {
-      if (this.m_type != b2Body.b2_dynamicBody && other.m_type != b2Body.b2_dynamicBody) {
-         return false;
-      }
-      for (var jn = this.m_jointList; jn; jn = jn.next) {
-         if (jn.other == other) if (jn.joint.m_collideConnected == false) {
-            return false;
-         }
-      }
-      return true;
-   }
-   b2Body.prototype.Advance = function (t) {
-      if (t === undefined) t = 0;
-      this.m_sweep.Advance(t);
-      this.m_sweep.c.SetV(this.m_sweep.c0);
-      this.m_sweep.a = this.m_sweep.a0;
-      this.SynchronizeTransform();
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.b2Body.s_xf1 = new b2Transform();
-      Box2D.Dynamics.b2Body.e_islandFlag = 0x0001;
-      Box2D.Dynamics.b2Body.e_awakeFlag = 0x0002;
-      Box2D.Dynamics.b2Body.e_allowSleepFlag = 0x0004;
-      Box2D.Dynamics.b2Body.e_bulletFlag = 0x0008;
-      Box2D.Dynamics.b2Body.e_fixedRotationFlag = 0x0010;
-      Box2D.Dynamics.b2Body.e_activeFlag = 0x0020;
-      Box2D.Dynamics.b2Body.b2_staticBody = 0;
-      Box2D.Dynamics.b2Body.b2_kinematicBody = 1;
-      Box2D.Dynamics.b2Body.b2_dynamicBody = 2;
-   });
-   b2BodyDef.b2BodyDef = function () {
-      this.position = new b2Vec2();
-      this.linearVelocity = new b2Vec2();
-   };
-   b2BodyDef.prototype.b2BodyDef = function () {
-      this.userData = null;
-      this.position.Set(0.0, 0.0);
-      this.angle = 0.0;
-      this.linearVelocity.Set(0, 0);
-      this.angularVelocity = 0.0;
-      this.linearDamping = 0.0;
-      this.angularDamping = 0.0;
-      this.allowSleep = true;
-      this.awake = true;
-      this.fixedRotation = false;
-      this.bullet = false;
-      this.type = b2Body.b2_staticBody;
-      this.active = true;
-      this.inertiaScale = 1.0;
-   }
-   b2ContactFilter.b2ContactFilter = function () {};
-   b2ContactFilter.prototype.ShouldCollide = function (fixtureA, fixtureB) {
-      var filter1 = fixtureA.GetFilterData();
-      var filter2 = fixtureB.GetFilterData();
-      if (filter1.groupIndex == filter2.groupIndex && filter1.groupIndex != 0) {
-         return filter1.groupIndex > 0;
-      }
-      var collide = (filter1.maskBits & filter2.categoryBits) != 0 && (filter1.categoryBits & filter2.maskBits) != 0;
-      return collide;
-   }
-   b2ContactFilter.prototype.RayCollide = function (userData, fixture) {
-      if (!userData) return true;
-      return this.ShouldCollide((userData instanceof b2Fixture ? userData : null), fixture);
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.b2ContactFilter.b2_defaultFilter = new b2ContactFilter();
-   });
-   b2ContactImpulse.b2ContactImpulse = function () {
-      this.normalImpulses = new Vector_a2j_Number(b2Settings.b2_maxManifoldPoints);
-      this.tangentImpulses = new Vector_a2j_Number(b2Settings.b2_maxManifoldPoints);
-   };
-   b2ContactListener.b2ContactListener = function () {};
-   b2ContactListener.prototype.BeginContact = function (contact) {}
-   b2ContactListener.prototype.EndContact = function (contact) {}
-   b2ContactListener.prototype.PreSolve = function (contact, oldManifold) {}
-   b2ContactListener.prototype.PostSolve = function (contact, impulse) {}
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.b2ContactListener.b2_defaultListener = new b2ContactListener();
-   });
-   b2ContactManager.b2ContactManager = function () {};
-   b2ContactManager.prototype.b2ContactManager = function () {
-      this.m_world = null;
-      this.m_contactCount = 0;
-      this.m_contactFilter = b2ContactFilter.b2_defaultFilter;
-      this.m_contactListener = b2ContactListener.b2_defaultListener;
-      this.m_contactFactory = new b2ContactFactory(this.m_allocator);
-      this.m_broadPhase = new b2DynamicTreeBroadPhase();
-   }
-   b2ContactManager.prototype.AddPair = function (proxyUserDataA, proxyUserDataB) {
-      var fixtureA = (proxyUserDataA instanceof b2Fixture ? proxyUserDataA : null);
-      var fixtureB = (proxyUserDataB instanceof b2Fixture ? proxyUserDataB : null);
-      var bodyA = fixtureA.GetBody();
-      var bodyB = fixtureB.GetBody();
-      if (bodyA == bodyB) return;
-      var edge = bodyB.GetContactList();
-      while (edge) {
-         if (edge.other == bodyA) {
-            var fA = edge.contact.GetFixtureA();
-            var fB = edge.contact.GetFixtureB();
-            if (fA == fixtureA && fB == fixtureB) return;
-            if (fA == fixtureB && fB == fixtureA) return;
-         }
-         edge = edge.next;
-      }
-      if (bodyB.ShouldCollide(bodyA) == false) {
-         return;
-      }
-      if (this.m_contactFilter.ShouldCollide(fixtureA, fixtureB) == false) {
-         return;
-      }
-      var c = this.m_contactFactory.Create(fixtureA, fixtureB);
-      fixtureA = c.GetFixtureA();
-      fixtureB = c.GetFixtureB();
-      bodyA = fixtureA.m_body;
-      bodyB = fixtureB.m_body;
-      c.m_prev = null;
-      c.m_next = this.m_world.m_contactList;
-      if (this.m_world.m_contactList != null) {
-         this.m_world.m_contactList.m_prev = c;
-      }
-      this.m_world.m_contactList = c;
-      c.m_nodeA.contact = c;
-      c.m_nodeA.other = bodyB;
-      c.m_nodeA.prev = null;
-      c.m_nodeA.next = bodyA.m_contactList;
-      if (bodyA.m_contactList != null) {
-         bodyA.m_contactList.prev = c.m_nodeA;
-      }
-      bodyA.m_contactList = c.m_nodeA;
-      c.m_nodeB.contact = c;
-      c.m_nodeB.other = bodyA;
-      c.m_nodeB.prev = null;
-      c.m_nodeB.next = bodyB.m_contactList;
-      if (bodyB.m_contactList != null) {
-         bodyB.m_contactList.prev = c.m_nodeB;
-      }
-      bodyB.m_contactList = c.m_nodeB;
-      ++this.m_world.m_contactCount;
-      return;
-   }
-   b2ContactManager.prototype.FindNewContacts = function () {
-      this.m_broadPhase.UpdatePairs(Box2D.generateCallback(this, this.AddPair));
-   }
-   b2ContactManager.prototype.Destroy = function (c) {
-      var fixtureA = c.GetFixtureA();
-      var fixtureB = c.GetFixtureB();
-      var bodyA = fixtureA.GetBody();
-      var bodyB = fixtureB.GetBody();
-      if (c.IsTouching()) {
-         this.m_contactListener.EndContact(c);
-      }
-      if (c.m_prev) {
-         c.m_prev.m_next = c.m_next;
-      }
-      if (c.m_next) {
-         c.m_next.m_prev = c.m_prev;
-      }
-      if (c == this.m_world.m_contactList) {
-         this.m_world.m_contactList = c.m_next;
-      }
-      if (c.m_nodeA.prev) {
-         c.m_nodeA.prev.next = c.m_nodeA.next;
-      }
-      if (c.m_nodeA.next) {
-         c.m_nodeA.next.prev = c.m_nodeA.prev;
-      }
-      if (c.m_nodeA == bodyA.m_contactList) {
-         bodyA.m_contactList = c.m_nodeA.next;
-      }
-      if (c.m_nodeB.prev) {
-         c.m_nodeB.prev.next = c.m_nodeB.next;
-      }
-      if (c.m_nodeB.next) {
-         c.m_nodeB.next.prev = c.m_nodeB.prev;
-      }
-      if (c.m_nodeB == bodyB.m_contactList) {
-         bodyB.m_contactList = c.m_nodeB.next;
-      }
-      this.m_contactFactory.Destroy(c);
-      --this.m_contactCount;
-   }
-   b2ContactManager.prototype.Collide = function () {
-      var c = this.m_world.m_contactList;
-      while (c) {
-         var fixtureA = c.GetFixtureA();
-         var fixtureB = c.GetFixtureB();
-         var bodyA = fixtureA.GetBody();
-         var bodyB = fixtureB.GetBody();
-         if (bodyA.IsAwake() == false && bodyB.IsAwake() == false) {
-            c = c.GetNext();
-            continue;
-         }
-         if (c.m_flags & b2Contact.e_filterFlag) {
-            if (bodyB.ShouldCollide(bodyA) == false) {
-               var cNuke = c;
-               c = cNuke.GetNext();
-               this.Destroy(cNuke);
-               continue;
-            }
-            if (this.m_contactFilter.ShouldCollide(fixtureA, fixtureB) == false) {
-               cNuke = c;
-               c = cNuke.GetNext();
-               this.Destroy(cNuke);
-               continue;
-            }
-            c.m_flags &= ~b2Contact.e_filterFlag;
-         }
-         var proxyA = fixtureA.m_proxy;
-         var proxyB = fixtureB.m_proxy;
-         var overlap = this.m_broadPhase.TestOverlap(proxyA, proxyB);
-         if (overlap == false) {
-            cNuke = c;
-            c = cNuke.GetNext();
-            this.Destroy(cNuke);
-            continue;
-         }
-         c.Update(this.m_contactListener);
-         c = c.GetNext();
-      }
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.b2ContactManager.s_evalCP = new b2ContactPoint();
-   });
-   b2DebugDraw.b2DebugDraw = function () {};
-   b2DebugDraw.prototype.b2DebugDraw = function () {}
-   b2DebugDraw.prototype.SetFlags = function (flags) {
-      if (flags === undefined) flags = 0;
-   }
-   b2DebugDraw.prototype.GetFlags = function () {}
-   b2DebugDraw.prototype.AppendFlags = function (flags) {
-      if (flags === undefined) flags = 0;
-   }
-   b2DebugDraw.prototype.ClearFlags = function (flags) {
-      if (flags === undefined) flags = 0;
-   }
-   b2DebugDraw.prototype.SetSprite = function (sprite) {}
-   b2DebugDraw.prototype.GetSprite = function () {}
-   b2DebugDraw.prototype.SetDrawScale = function (drawScale) {
-      if (drawScale === undefined) drawScale = 0;
-   }
-   b2DebugDraw.prototype.GetDrawScale = function () {}
-   b2DebugDraw.prototype.SetLineThickness = function (lineThickness) {
-      if (lineThickness === undefined) lineThickness = 0;
-   }
-   b2DebugDraw.prototype.GetLineThickness = function () {}
-   b2DebugDraw.prototype.SetAlpha = function (alpha) {
-      if (alpha === undefined) alpha = 0;
-   }
-   b2DebugDraw.prototype.GetAlpha = function () {}
-   b2DebugDraw.prototype.SetFillAlpha = function (alpha) {
-      if (alpha === undefined) alpha = 0;
-   }
-   b2DebugDraw.prototype.GetFillAlpha = function () {}
-   b2DebugDraw.prototype.SetXFormScale = function (xformScale) {
-      if (xformScale === undefined) xformScale = 0;
-   }
-   b2DebugDraw.prototype.GetXFormScale = function () {}
-   b2DebugDraw.prototype.DrawPolygon = function (vertices, vertexCount, color) {
-      if (vertexCount === undefined) vertexCount = 0;
-   }
-   b2DebugDraw.prototype.DrawSolidPolygon = function (vertices, vertexCount, color) {
-      if (vertexCount === undefined) vertexCount = 0;
-   }
-   b2DebugDraw.prototype.DrawCircle = function (center, radius, color) {
-      if (radius === undefined) radius = 0;
-   }
-   b2DebugDraw.prototype.DrawSolidCircle = function (center, radius, axis, color) {
-      if (radius === undefined) radius = 0;
-   }
-   b2DebugDraw.prototype.DrawSegment = function (p1, p2, color) {}
-   b2DebugDraw.prototype.DrawTransform = function (xf) {}
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.b2DebugDraw.e_shapeBit = 0x0001;
-      Box2D.Dynamics.b2DebugDraw.e_jointBit = 0x0002;
-      Box2D.Dynamics.b2DebugDraw.e_aabbBit = 0x0004;
-      Box2D.Dynamics.b2DebugDraw.e_pairBit = 0x0008;
-      Box2D.Dynamics.b2DebugDraw.e_centerOfMassBit = 0x0010;
-      Box2D.Dynamics.b2DebugDraw.e_controllerBit = 0x0020;
-   });
-   b2DestructionListener.b2DestructionListener = function () {};
-   b2DestructionListener.prototype.SayGoodbyeJoint = function (joint) {}
-   b2DestructionListener.prototype.SayGoodbyeFixture = function (fixture) {}
-   b2FilterData.b2FilterData = function () {
-      this.categoryBits = 0x0001;
-      this.maskBits = 0xFFFF;
-      this.groupIndex = 0;
-   };
-   b2FilterData.prototype.Copy = function () {
-      var copy = new b2FilterData();
-      copy.categoryBits = this.categoryBits;
-      copy.maskBits = this.maskBits;
-      copy.groupIndex = this.groupIndex;
-      return copy;
-   }
-   b2Fixture.b2Fixture = function () {
-      this.m_filter = new b2FilterData();
-   };
-   b2Fixture.prototype.GetType = function () {
-      return this.m_shape.GetType();
-   }
-   b2Fixture.prototype.GetShape = function () {
-      return this.m_shape;
-   }
-   b2Fixture.prototype.SetSensor = function (sensor) {
-      if (this.m_isSensor == sensor) return;
-      this.m_isSensor = sensor;
-      if (this.m_body == null) return;
-      var edge = this.m_body.GetContactList();
-      while (edge) {
-         var contact = edge.contact;
-         var fixtureA = contact.GetFixtureA();
-         var fixtureB = contact.GetFixtureB();
-         if (fixtureA == this || fixtureB == this) contact.SetSensor(fixtureA.IsSensor() || fixtureB.IsSensor());
-         edge = edge.next;
-      }
-   }
-   b2Fixture.prototype.IsSensor = function () {
-      return this.m_isSensor;
-   }
-   b2Fixture.prototype.SetFilterData = function (filter) {
-      this.m_filter = filter.Copy();
-      if (this.m_body) return;
-      var edge = this.m_body.GetContactList();
-      while (edge) {
-         var contact = edge.contact;
-         var fixtureA = contact.GetFixtureA();
-         var fixtureB = contact.GetFixtureB();
-         if (fixtureA == this || fixtureB == this) contact.FlagForFiltering();
-         edge = edge.next;
-      }
-   }
-   b2Fixture.prototype.GetFilterData = function () {
-      return this.m_filter.Copy();
-   }
-   b2Fixture.prototype.GetBody = function () {
-      return this.m_body;
-   }
-   b2Fixture.prototype.GetNext = function () {
-      return this.m_next;
-   }
-   b2Fixture.prototype.GetUserData = function () {
-      return this.m_userData;
-   }
-   b2Fixture.prototype.SetUserData = function (data) {
-      this.m_userData = data;
-   }
-   b2Fixture.prototype.TestPoint = function (p) {
-      return this.m_shape.TestPoint(this.m_body.GetTransform(), p);
-   }
-   b2Fixture.prototype.RayCast = function (output, input) {
-      return this.m_shape.RayCast(output, input, this.m_body.GetTransform());
-   }
-   b2Fixture.prototype.GetMassData = function (massData) {
-      if (massData === undefined) massData = null;
-      if (massData == null) {
-         massData = new b2MassData();
-      }
-      this.m_shape.ComputeMass(massData, this.m_density);
-      return massData;
-   }
-   b2Fixture.prototype.SetDensity = function (density) {
-      if (density === undefined) density = 0;
-      this.m_density = density;
-   }
-   b2Fixture.prototype.GetDensity = function () {
-      return this.m_density;
-   }
-   b2Fixture.prototype.GetFriction = function () {
-      return this.m_friction;
-   }
-   b2Fixture.prototype.SetFriction = function (friction) {
-      if (friction === undefined) friction = 0;
-      this.m_friction = friction;
-   }
-   b2Fixture.prototype.GetRestitution = function () {
-      return this.m_restitution;
-   }
-   b2Fixture.prototype.SetRestitution = function (restitution) {
-      if (restitution === undefined) restitution = 0;
-      this.m_restitution = restitution;
-   }
-   b2Fixture.prototype.GetAABB = function () {
-      return this.m_aabb;
-   }
-   b2Fixture.prototype.b2Fixture = function () {
-      this.m_aabb = new b2AABB();
-      this.m_userData = null;
-      this.m_body = null;
-      this.m_next = null;
-      this.m_shape = null;
-      this.m_density = 0.0;
-      this.m_friction = 0.0;
-      this.m_restitution = 0.0;
-   }
-   b2Fixture.prototype.Create = function (body, xf, def) {
-      this.m_userData = def.userData;
-      this.m_friction = def.friction;
-      this.m_restitution = def.restitution;
-      this.m_body = body;
-      this.m_next = null;
-      this.m_filter = def.filter.Copy();
-      this.m_isSensor = def.isSensor;
-      this.m_shape = def.shape.Copy();
-      this.m_density = def.density;
-   }
-   b2Fixture.prototype.Destroy = function () {
-      this.m_shape = null;
-   }
-   b2Fixture.prototype.CreateProxy = function (broadPhase, xf) {
-      this.m_shape.ComputeAABB(this.m_aabb, xf);
-      this.m_proxy = broadPhase.CreateProxy(this.m_aabb, this);
-   }
-   b2Fixture.prototype.DestroyProxy = function (broadPhase) {
-      if (this.m_proxy == null) {
-         return;
-      }
-      broadPhase.DestroyProxy(this.m_proxy);
-      this.m_proxy = null;
-   }
-   b2Fixture.prototype.Synchronize = function (broadPhase, transform1, transform2) {
-      if (!this.m_proxy) return;
-      var aabb1 = new b2AABB();
-      var aabb2 = new b2AABB();
-      this.m_shape.ComputeAABB(aabb1, transform1);
-      this.m_shape.ComputeAABB(aabb2, transform2);
-      this.m_aabb.Combine(aabb1, aabb2);
-      var displacement = b2Math.SubtractVV(transform2.position, transform1.position);
-      broadPhase.MoveProxy(this.m_proxy, this.m_aabb, displacement);
-   }
-   b2FixtureDef.b2FixtureDef = function () {
-      this.filter = new b2FilterData();
-   };
-   b2FixtureDef.prototype.b2FixtureDef = function () {
-      this.shape = null;
-      this.userData = null;
-      this.friction = 0.2;
-      this.restitution = 0.0;
-      this.density = 0.0;
-      this.filter.categoryBits = 0x0001;
-      this.filter.maskBits = 0xFFFF;
-      this.filter.groupIndex = 0;
-      this.isSensor = false;
-   }
-   b2Island.b2Island = function () {};
-   b2Island.prototype.b2Island = function () {
-      this.m_bodies = new Vector();
-      this.m_contacts = new Vector();
-      this.m_joints = new Vector();
-   }
-   b2Island.prototype.Initialize = function (bodyCapacity, contactCapacity, jointCapacity, allocator, listener, contactSolver) {
-      if (bodyCapacity === undefined) bodyCapacity = 0;
-      if (contactCapacity === undefined) contactCapacity = 0;
-      if (jointCapacity === undefined) jointCapacity = 0;
-      var i = 0;
-      this.m_bodyCapacity = bodyCapacity;
-      this.m_contactCapacity = contactCapacity;
-      this.m_jointCapacity = jointCapacity;
-      this.m_bodyCount = 0;
-      this.m_contactCount = 0;
-      this.m_jointCount = 0;
-      this.m_allocator = allocator;
-      this.m_listener = listener;
-      this.m_contactSolver = contactSolver;
-      for (i = this.m_bodies.length;
-      i < bodyCapacity; i++)
-      this.m_bodies[i] = null;
-      for (i = this.m_contacts.length;
-      i < contactCapacity; i++)
-      this.m_contacts[i] = null;
-      for (i = this.m_joints.length;
-      i < jointCapacity; i++)
-      this.m_joints[i] = null;
-   }
-   b2Island.prototype.Clear = function () {
-      this.m_bodyCount = 0;
-      this.m_contactCount = 0;
-      this.m_jointCount = 0;
-   }
-   b2Island.prototype.Solve = function (step, gravity, allowSleep) {
-      var i = 0;
-      var j = 0;
-      var b;
-      var joint;
-      for (i = 0;
-      i < this.m_bodyCount; ++i) {
-         b = this.m_bodies[i];
-         if (b.GetType() != b2Body.b2_dynamicBody) continue;
-         b.m_linearVelocity.x += step.dt * (gravity.x + b.m_invMass * b.m_force.x);
-         b.m_linearVelocity.y += step.dt * (gravity.y + b.m_invMass * b.m_force.y);
-         b.m_angularVelocity += step.dt * b.m_invI * b.m_torque;
-         b.m_linearVelocity.Multiply(b2Math.Clamp(1.0 - step.dt * b.m_linearDamping, 0.0, 1.0));
-         b.m_angularVelocity *= b2Math.Clamp(1.0 - step.dt * b.m_angularDamping, 0.0, 1.0);
-      }
-      this.m_contactSolver.Initialize(step, this.m_contacts, this.m_contactCount, this.m_allocator);
-      var contactSolver = this.m_contactSolver;
-      contactSolver.InitVelocityConstraints(step);
-      for (i = 0;
-      i < this.m_jointCount; ++i) {
-         joint = this.m_joints[i];
-         joint.InitVelocityConstraints(step);
-      }
-      for (i = 0;
-      i < step.velocityIterations; ++i) {
-         for (j = 0;
-         j < this.m_jointCount; ++j) {
-            joint = this.m_joints[j];
-            joint.SolveVelocityConstraints(step);
-         }
-         contactSolver.SolveVelocityConstraints();
-      }
-      for (i = 0;
-      i < this.m_jointCount; ++i) {
-         joint = this.m_joints[i];
-         joint.FinalizeVelocityConstraints();
-      }
-      contactSolver.FinalizeVelocityConstraints();
-      for (i = 0;
-      i < this.m_bodyCount; ++i) {
-         b = this.m_bodies[i];
-         if (b.GetType() == b2Body.b2_staticBody) continue;
-         var translationX = step.dt * b.m_linearVelocity.x;
-         var translationY = step.dt * b.m_linearVelocity.y;
-         if ((translationX * translationX + translationY * translationY) > b2Settings.b2_maxTranslationSquared) {
-            b.m_linearVelocity.Normalize();
-            b.m_linearVelocity.x *= b2Settings.b2_maxTranslation * step.inv_dt;
-            b.m_linearVelocity.y *= b2Settings.b2_maxTranslation * step.inv_dt;
-         }
-         var rotation = step.dt * b.m_angularVelocity;
-         if (rotation * rotation > b2Settings.b2_maxRotationSquared) {
-            if (b.m_angularVelocity < 0.0) {
-               b.m_angularVelocity = (-b2Settings.b2_maxRotation * step.inv_dt);
-            }
-            else {
-               b.m_angularVelocity = b2Settings.b2_maxRotation * step.inv_dt;
-            }
-         }
-         b.m_sweep.c0.SetV(b.m_sweep.c);
-         b.m_sweep.a0 = b.m_sweep.a;
-         b.m_sweep.c.x += step.dt * b.m_linearVelocity.x;
-         b.m_sweep.c.y += step.dt * b.m_linearVelocity.y;
-         b.m_sweep.a += step.dt * b.m_angularVelocity;
-         b.SynchronizeTransform();
-      }
-      for (i = 0;
-      i < step.positionIterations; ++i) {
-         var contactsOkay = contactSolver.SolvePositionConstraints(b2Settings.b2_contactBaumgarte);
-         var jointsOkay = true;
-         for (j = 0;
-         j < this.m_jointCount; ++j) {
-            joint = this.m_joints[j];
-            var jointOkay = joint.SolvePositionConstraints(b2Settings.b2_contactBaumgarte);
-            jointsOkay = jointsOkay && jointOkay;
-         }
-         if (contactsOkay && jointsOkay) {
-            break;
-         }
-      }
-      this.Report(contactSolver.m_constraints);
-      if (allowSleep) {
-         var minSleepTime = Number.MAX_VALUE;
-         var linTolSqr = b2Settings.b2_linearSleepTolerance * b2Settings.b2_linearSleepTolerance;
-         var angTolSqr = b2Settings.b2_angularSleepTolerance * b2Settings.b2_angularSleepTolerance;
-         for (i = 0;
-         i < this.m_bodyCount; ++i) {
-            b = this.m_bodies[i];
-            if (b.GetType() == b2Body.b2_staticBody) {
-               continue;
-            }
-            if ((b.m_flags & b2Body.e_allowSleepFlag) == 0) {
-               b.m_sleepTime = 0.0;
-               minSleepTime = 0.0;
-            }
-            if ((b.m_flags & b2Body.e_allowSleepFlag) == 0 || b.m_angularVelocity * b.m_angularVelocity > angTolSqr || b2Math.Dot(b.m_linearVelocity, b.m_linearVelocity) > linTolSqr) {
-               b.m_sleepTime = 0.0;
-               minSleepTime = 0.0;
-            }
-            else {
-               b.m_sleepTime += step.dt;
-               minSleepTime = b2Math.Min(minSleepTime, b.m_sleepTime);
-            }
-         }
-         if (minSleepTime >= b2Settings.b2_timeToSleep) {
-            for (i = 0;
-            i < this.m_bodyCount; ++i) {
-               b = this.m_bodies[i];
-               b.SetAwake(false);
-            }
-         }
-      }
-   }
-   b2Island.prototype.SolveTOI = function (subStep) {
-      var i = 0;
-      var j = 0;
-      this.m_contactSolver.Initialize(subStep, this.m_contacts, this.m_contactCount, this.m_allocator);
-      var contactSolver = this.m_contactSolver;
-      for (i = 0;
-      i < this.m_jointCount; ++i) {
-         this.m_joints[i].InitVelocityConstraints(subStep);
-      }
-      for (i = 0;
-      i < subStep.velocityIterations; ++i) {
-         contactSolver.SolveVelocityConstraints();
-         for (j = 0;
-         j < this.m_jointCount; ++j) {
-            this.m_joints[j].SolveVelocityConstraints(subStep);
-         }
-      }
-      for (i = 0;
-      i < this.m_bodyCount; ++i) {
-         var b = this.m_bodies[i];
-         if (b.GetType() == b2Body.b2_staticBody) continue;
-         var translationX = subStep.dt * b.m_linearVelocity.x;
-         var translationY = subStep.dt * b.m_linearVelocity.y;
-         if ((translationX * translationX + translationY * translationY) > b2Settings.b2_maxTranslationSquared) {
-            b.m_linearVelocity.Normalize();
-            b.m_linearVelocity.x *= b2Settings.b2_maxTranslation * subStep.inv_dt;
-            b.m_linearVelocity.y *= b2Settings.b2_maxTranslation * subStep.inv_dt;
-         }
-         var rotation = subStep.dt * b.m_angularVelocity;
-         if (rotation * rotation > b2Settings.b2_maxRotationSquared) {
-            if (b.m_angularVelocity < 0.0) {
-               b.m_angularVelocity = (-b2Settings.b2_maxRotation * subStep.inv_dt);
-            }
-            else {
-               b.m_angularVelocity = b2Settings.b2_maxRotation * subStep.inv_dt;
-            }
-         }
-         b.m_sweep.c0.SetV(b.m_sweep.c);
-         b.m_sweep.a0 = b.m_sweep.a;
-         b.m_sweep.c.x += subStep.dt * b.m_linearVelocity.x;
-         b.m_sweep.c.y += subStep.dt * b.m_linearVelocity.y;
-         b.m_sweep.a += subStep.dt * b.m_angularVelocity;
-         b.SynchronizeTransform();
-      }
-      var k_toiBaumgarte = 0.75;
-      for (i = 0;
-      i < subStep.positionIterations; ++i) {
-         var contactsOkay = contactSolver.SolvePositionConstraints(k_toiBaumgarte);
-         var jointsOkay = true;
-         for (j = 0;
-         j < this.m_jointCount; ++j) {
-            var jointOkay = this.m_joints[j].SolvePositionConstraints(b2Settings.b2_contactBaumgarte);
-            jointsOkay = jointsOkay && jointOkay;
-         }
-         if (contactsOkay && jointsOkay) {
-            break;
-         }
-      }
-      this.Report(contactSolver.m_constraints);
-   }
-   b2Island.prototype.Report = function (constraints) {
-      if (this.m_listener == null) {
-         return;
-      }
-      for (var i = 0; i < this.m_contactCount; ++i) {
-         var c = this.m_contacts[i];
-         var cc = constraints[i];
-         for (var j = 0; j < cc.pointCount; ++j) {
-            b2Island.s_impulse.normalImpulses[j] = cc.points[j].normalImpulse;
-            b2Island.s_impulse.tangentImpulses[j] = cc.points[j].tangentImpulse;
-         }
-         this.m_listener.PostSolve(c, b2Island.s_impulse);
-      }
-   }
-   b2Island.prototype.AddBody = function (body) {
-      body.m_islandIndex = this.m_bodyCount;
-      this.m_bodies[this.m_bodyCount++] = body;
-   }
-   b2Island.prototype.AddContact = function (contact) {
-      this.m_contacts[this.m_contactCount++] = contact;
-   }
-   b2Island.prototype.AddJoint = function (joint) {
-      this.m_joints[this.m_jointCount++] = joint;
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.b2Island.s_impulse = new b2ContactImpulse();
-   });
-   b2TimeStep.b2TimeStep = function () {};
-   b2TimeStep.prototype.Set = function (step) {
-      this.dt = step.dt;
-      this.inv_dt = step.inv_dt;
-      this.positionIterations = step.positionIterations;
-      this.velocityIterations = step.velocityIterations;
-      this.warmStarting = step.warmStarting;
-   }
-   b2World.b2World = function () {
-      this.s_stack = new Vector();
-      this.m_contactManager = new b2ContactManager();
-      this.m_contactSolver = new b2ContactSolver();
-      this.m_island = new b2Island();
-   };
-   b2World.prototype.b2World = function (gravity, doSleep) {
-      this.m_destructionListener = null;
-      this.m_debugDraw = null;
-      this.m_bodyList = null;
-      this.m_contactList = null;
-      this.m_jointList = null;
-      this.m_controllerList = null;
-      this.m_bodyCount = 0;
-      this.m_contactCount = 0;
-      this.m_jointCount = 0;
-      this.m_controllerCount = 0;
-      b2World.m_warmStarting = true;
-      b2World.m_continuousPhysics = true;
-      this.m_allowSleep = doSleep;
-      this.m_gravity = gravity;
-      this.m_inv_dt0 = 0.0;
-      this.m_contactManager.m_world = this;
-      var bd = new b2BodyDef();
-      this.m_groundBody = this.CreateBody(bd);
-   }
-   b2World.prototype.SetDestructionListener = function (listener) {
-      this.m_destructionListener = listener;
-   }
-   b2World.prototype.SetContactFilter = function (filter) {
-      this.m_contactManager.m_contactFilter = filter;
-   }
-   b2World.prototype.SetContactListener = function (listener) {
-      this.m_contactManager.m_contactListener = listener;
-   }
-   b2World.prototype.SetDebugDraw = function (debugDraw) {
-      this.m_debugDraw = debugDraw;
-   }
-   b2World.prototype.SetBroadPhase = function (broadPhase) {
-      var oldBroadPhase = this.m_contactManager.m_broadPhase;
-      this.m_contactManager.m_broadPhase = broadPhase;
-      for (var b = this.m_bodyList; b; b = b.m_next) {
-         for (var f = b.m_fixtureList; f; f = f.m_next) {
-            f.m_proxy = broadPhase.CreateProxy(oldBroadPhase.GetFatAABB(f.m_proxy), f);
-         }
-      }
-   }
-   b2World.prototype.Validate = function () {
-      this.m_contactManager.m_broadPhase.Validate();
-   }
-   b2World.prototype.GetProxyCount = function () {
-      return this.m_contactManager.m_broadPhase.GetProxyCount();
-   }
-   b2World.prototype.CreateBody = function (def) {
-      if (this.IsLocked() == true) {
-         return null;
-      }
-      var b = new b2Body(def, this);
-      b.m_prev = null;
-      b.m_next = this.m_bodyList;
-      if (this.m_bodyList) {
-         this.m_bodyList.m_prev = b;
-      }
-      this.m_bodyList = b;
-      ++this.m_bodyCount;
-      return b;
-   }
-   b2World.prototype.DestroyBody = function (b) {
-      if (this.IsLocked() == true) {
-         return;
-      }
-      var jn = b.m_jointList;
-      while (jn) {
-         var jn0 = jn;
-         jn = jn.next;
-         if (this.m_destructionListener) {
-            this.m_destructionListener.SayGoodbyeJoint(jn0.joint);
-         }
-         this.DestroyJoint(jn0.joint);
-      }
-      var coe = b.m_controllerList;
-      while (coe) {
-         var coe0 = coe;
-         coe = coe.nextController;
-         coe0.controller.RemoveBody(b);
-      }
-      var ce = b.m_contactList;
-      while (ce) {
-         var ce0 = ce;
-         ce = ce.next;
-         this.m_contactManager.Destroy(ce0.contact);
-      }
-      b.m_contactList = null;
-      var f = b.m_fixtureList;
-      while (f) {
-         var f0 = f;
-         f = f.m_next;
-         if (this.m_destructionListener) {
-            this.m_destructionListener.SayGoodbyeFixture(f0);
-         }
-         f0.DestroyProxy(this.m_contactManager.m_broadPhase);
-         f0.Destroy();
-      }
-      b.m_fixtureList = null;
-      b.m_fixtureCount = 0;
-      if (b.m_prev) {
-         b.m_prev.m_next = b.m_next;
-      }
-      if (b.m_next) {
-         b.m_next.m_prev = b.m_prev;
-      }
-      if (b == this.m_bodyList) {
-         this.m_bodyList = b.m_next;
-      }--this.m_bodyCount;
-   }
-   b2World.prototype.CreateJoint = function (def) {
-      var j = b2Joint.Create(def, null);
-      j.m_prev = null;
-      j.m_next = this.m_jointList;
-      if (this.m_jointList) {
-         this.m_jointList.m_prev = j;
-      }
-      this.m_jointList = j;
-      ++this.m_jointCount;
-      j.m_edgeA.joint = j;
-      j.m_edgeA.other = j.m_bodyB;
-      j.m_edgeA.prev = null;
-      j.m_edgeA.next = j.m_bodyA.m_jointList;
-      if (j.m_bodyA.m_jointList) j.m_bodyA.m_jointList.prev = j.m_edgeA;
-      j.m_bodyA.m_jointList = j.m_edgeA;
-      j.m_edgeB.joint = j;
-      j.m_edgeB.other = j.m_bodyA;
-      j.m_edgeB.prev = null;
-      j.m_edgeB.next = j.m_bodyB.m_jointList;
-      if (j.m_bodyB.m_jointList) j.m_bodyB.m_jointList.prev = j.m_edgeB;
-      j.m_bodyB.m_jointList = j.m_edgeB;
-      var bodyA = def.bodyA;
-      var bodyB = def.bodyB;
-      if (def.collideConnected == false) {
-         var edge = bodyB.GetContactList();
-         while (edge) {
-            if (edge.other == bodyA) {
-               edge.contact.FlagForFiltering();
-            }
-            edge = edge.next;
-         }
-      }
-      return j;
-   }
-   b2World.prototype.DestroyJoint = function (j) {
-      var collideConnected = j.m_collideConnected;
-      if (j.m_prev) {
-         j.m_prev.m_next = j.m_next;
-      }
-      if (j.m_next) {
-         j.m_next.m_prev = j.m_prev;
-      }
-      if (j == this.m_jointList) {
-         this.m_jointList = j.m_next;
-      }
-      var bodyA = j.m_bodyA;
-      var bodyB = j.m_bodyB;
-      bodyA.SetAwake(true);
-      bodyB.SetAwake(true);
-      if (j.m_edgeA.prev) {
-         j.m_edgeA.prev.next = j.m_edgeA.next;
-      }
-      if (j.m_edgeA.next) {
-         j.m_edgeA.next.prev = j.m_edgeA.prev;
-      }
-      if (j.m_edgeA == bodyA.m_jointList) {
-         bodyA.m_jointList = j.m_edgeA.next;
-      }
-      j.m_edgeA.prev = null;
-      j.m_edgeA.next = null;
-      if (j.m_edgeB.prev) {
-         j.m_edgeB.prev.next = j.m_edgeB.next;
-      }
-      if (j.m_edgeB.next) {
-         j.m_edgeB.next.prev = j.m_edgeB.prev;
-      }
-      if (j.m_edgeB == bodyB.m_jointList) {
-         bodyB.m_jointList = j.m_edgeB.next;
-      }
-      j.m_edgeB.prev = null;
-      j.m_edgeB.next = null;
-      b2Joint.Destroy(j, null);
-      --this.m_jointCount;
-      if (collideConnected == false) {
-         var edge = bodyB.GetContactList();
-         while (edge) {
-            if (edge.other == bodyA) {
-               edge.contact.FlagForFiltering();
-            }
-            edge = edge.next;
-         }
-      }
-   }
-   b2World.prototype.AddController = function (c) {
-      c.m_next = this.m_controllerList;
-      c.m_prev = null;
-      this.m_controllerList = c;
-      c.m_world = this;
-      this.m_controllerCount++;
-      return c;
-   }
-   b2World.prototype.RemoveController = function (c) {
-      if (c.m_prev) c.m_prev.m_next = c.m_next;
-      if (c.m_next) c.m_next.m_prev = c.m_prev;
-      if (this.m_controllerList == c) this.m_controllerList = c.m_next;
-      this.m_controllerCount--;
-   }
-   b2World.prototype.CreateController = function (controller) {
-      if (controller.m_world != this) throw new Error("Controller can only be a member of one world");
-      controller.m_next = this.m_controllerList;
-      controller.m_prev = null;
-      if (this.m_controllerList) this.m_controllerList.m_prev = controller;
-      this.m_controllerList = controller;
-      ++this.m_controllerCount;
-      controller.m_world = this;
-      return controller;
-   }
-   b2World.prototype.DestroyController = function (controller) {
-      controller.Clear();
-      if (controller.m_next) controller.m_next.m_prev = controller.m_prev;
-      if (controller.m_prev) controller.m_prev.m_next = controller.m_next;
-      if (controller == this.m_controllerList) this.m_controllerList = controller.m_next;
-      --this.m_controllerCount;
-   }
-   b2World.prototype.SetWarmStarting = function (flag) {
-      b2World.m_warmStarting = flag;
-   }
-   b2World.prototype.SetContinuousPhysics = function (flag) {
-      b2World.m_continuousPhysics = flag;
-   }
-   b2World.prototype.GetBodyCount = function () {
-      return this.m_bodyCount;
-   }
-   b2World.prototype.GetJointCount = function () {
-      return this.m_jointCount;
-   }
-   b2World.prototype.GetContactCount = function () {
-      return this.m_contactCount;
-   }
-   b2World.prototype.SetGravity = function (gravity) {
-      this.m_gravity = gravity;
-   }
-   b2World.prototype.GetGravity = function () {
-      return this.m_gravity;
-   }
-   b2World.prototype.GetGroundBody = function () {
-      return this.m_groundBody;
-   }
-   b2World.prototype.Step = function (dt, velocityIterations, positionIterations) {
-      if (dt === undefined) dt = 0;
-      if (velocityIterations === undefined) velocityIterations = 0;
-      if (positionIterations === undefined) positionIterations = 0;
-      if (this.m_flags & b2World.e_newFixture) {
-         this.m_contactManager.FindNewContacts();
-         this.m_flags &= ~b2World.e_newFixture;
-      }
-      this.m_flags |= b2World.e_locked;
-      var step = b2World.s_timestep2;
-      step.dt = dt;
-      step.velocityIterations = velocityIterations;
-      step.positionIterations = positionIterations;
-      if (dt > 0.0) {
-         step.inv_dt = 1.0 / dt;
-      }
-      else {
-         step.inv_dt = 0.0;
-      }
-      step.dtRatio = this.m_inv_dt0 * dt;
-      step.warmStarting = b2World.m_warmStarting;
-      this.m_contactManager.Collide();
-      if (step.dt > 0.0) {
-         this.Solve(step);
-      }
-      if (b2World.m_continuousPhysics && step.dt > 0.0) {
-         this.SolveTOI(step);
-      }
-      if (step.dt > 0.0) {
-         this.m_inv_dt0 = step.inv_dt;
-      }
-      this.m_flags &= ~b2World.e_locked;
-   }
-   b2World.prototype.ClearForces = function () {
-      for (var body = this.m_bodyList; body; body = body.m_next) {
-         body.m_force.SetZero();
-         body.m_torque = 0.0;
-      }
-   }
-   b2World.prototype.DrawDebugData = function () {
-      if (this.m_debugDraw == null) {
-         return;
-      }
-      this.m_debugDraw.m_sprite.graphics.clear();
-      var flags = this.m_debugDraw.GetFlags();
-      var i = 0;
-      var b;
-      var f;
-      var s;
-      var j;
-      var bp;
-      var invQ = new b2Vec2;
-      var x1 = new b2Vec2;
-      var x2 = new b2Vec2;
-      var xf;
-      var b1 = new b2AABB();
-      var b2 = new b2AABB();
-      var vs = [new b2Vec2(), new b2Vec2(), new b2Vec2(), new b2Vec2()];
-      var color = new b2Color(0, 0, 0);
-      if (flags & b2DebugDraw.e_shapeBit) {
-         for (b = this.m_bodyList;
-         b; b = b.m_next) {
-            xf = b.m_xf;
-            for (f = b.GetFixtureList();
-            f; f = f.m_next) {
-               s = f.GetShape();
-               if (b.IsActive() == false) {
-                  color.Set(0.5, 0.5, 0.3);
-                  this.DrawShape(s, xf, color);
-               }
-               else if (b.GetType() == b2Body.b2_staticBody) {
-                  color.Set(0.5, 0.9, 0.5);
-                  this.DrawShape(s, xf, color);
-               }
-               else if (b.GetType() == b2Body.b2_kinematicBody) {
-                  color.Set(0.5, 0.5, 0.9);
-                  this.DrawShape(s, xf, color);
-               }
-               else if (b.IsAwake() == false) {
-                  color.Set(0.6, 0.6, 0.6);
-                  this.DrawShape(s, xf, color);
-               }
-               else {
-                  color.Set(0.9, 0.7, 0.7);
-                  this.DrawShape(s, xf, color);
-               }
-            }
-         }
-      }
-      if (flags & b2DebugDraw.e_jointBit) {
-         for (j = this.m_jointList;
-         j; j = j.m_next) {
-            this.DrawJoint(j);
-         }
-      }
-      if (flags & b2DebugDraw.e_controllerBit) {
-         for (var c = this.m_controllerList; c; c = c.m_next) {
-            c.Draw(this.m_debugDraw);
-         }
-      }
-      if (flags & b2DebugDraw.e_pairBit) {
-         color.Set(0.3, 0.9, 0.9);
-         for (var contact = this.m_contactManager.m_contactList; contact; contact = contact.GetNext()) {
-            var fixtureA = contact.GetFixtureA();
-            var fixtureB = contact.GetFixtureB();
-            var cA = fixtureA.GetAABB().GetCenter();
-            var cB = fixtureB.GetAABB().GetCenter();
-            this.m_debugDraw.DrawSegment(cA, cB, color);
-         }
-      }
-      if (flags & b2DebugDraw.e_aabbBit) {
-         bp = this.m_contactManager.m_broadPhase;
-         vs = [new b2Vec2(), new b2Vec2(), new b2Vec2(), new b2Vec2()];
-         for (b = this.m_bodyList;
-         b; b = b.GetNext()) {
-            if (b.IsActive() == false) {
-               continue;
-            }
-            for (f = b.GetFixtureList();
-            f; f = f.GetNext()) {
-               var aabb = bp.GetFatAABB(f.m_proxy);
-               vs[0].Set(aabb.lowerBound.x, aabb.lowerBound.y);
-               vs[1].Set(aabb.upperBound.x, aabb.lowerBound.y);
-               vs[2].Set(aabb.upperBound.x, aabb.upperBound.y);
-               vs[3].Set(aabb.lowerBound.x, aabb.upperBound.y);
-               this.m_debugDraw.DrawPolygon(vs, 4, color);
-            }
-         }
-      }
-      if (flags & b2DebugDraw.e_centerOfMassBit) {
-         for (b = this.m_bodyList;
-         b; b = b.m_next) {
-            xf = b2World.s_xf;
-            xf.R = b.m_xf.R;
-            xf.position = b.GetWorldCenter();
-            this.m_debugDraw.DrawTransform(xf);
-         }
-      }
-   }
-   b2World.prototype.QueryAABB = function (callback, aabb) {
-      var __this = this;
-      var broadPhase = __this.m_contactManager.m_broadPhase;
-
-      function WorldQueryWrapper(proxy) {
-         return callback(broadPhase.GetUserData(proxy));
-      };
-      broadPhase.Query(WorldQueryWrapper, aabb);
-   }
-   b2World.prototype.QueryShape = function (callback, shape, transform) {
-      var __this = this;
-      if (transform === undefined) transform = null;
-      if (transform == null) {
-         transform = new b2Transform();
-         transform.SetIdentity();
-      }
-      var broadPhase = __this.m_contactManager.m_broadPhase;
-
-      function WorldQueryWrapper(proxy) {
-         var fixture = (broadPhase.GetUserData(proxy) instanceof b2Fixture ? broadPhase.GetUserData(proxy) : null);
-         if (b2Shape.TestOverlap(shape, transform, fixture.GetShape(), fixture.GetBody().GetTransform())) return callback(fixture);
-         return true;
-      };
-      var aabb = new b2AABB();
-      shape.ComputeAABB(aabb, transform);
-      broadPhase.Query(WorldQueryWrapper, aabb);
-   }
-   b2World.prototype.QueryPoint = function (callback, p) {
-      var __this = this;
-      var broadPhase = __this.m_contactManager.m_broadPhase;
-
-      function WorldQueryWrapper(proxy) {
-         var fixture = (broadPhase.GetUserData(proxy) instanceof b2Fixture ? broadPhase.GetUserData(proxy) : null);
-         if (fixture.TestPoint(p)) return callback(fixture);
-         return true;
-      };
-      var aabb = new b2AABB();
-      aabb.lowerBound.Set(p.x - b2Settings.b2_linearSlop, p.y - b2Settings.b2_linearSlop);
-      aabb.upperBound.Set(p.x + b2Settings.b2_linearSlop, p.y + b2Settings.b2_linearSlop);
-      broadPhase.Query(WorldQueryWrapper, aabb);
-   }
-   b2World.prototype.RayCast = function (callback, point1, point2) {
-      var __this = this;
-      var broadPhase = __this.m_contactManager.m_broadPhase;
-      var output = new b2RayCastOutput;
-
-      function RayCastWrapper(input, proxy) {
-         var userData = broadPhase.GetUserData(proxy);
-         var fixture = (userData instanceof b2Fixture ? userData : null);
-         var hit = fixture.RayCast(output, input);
-         if (hit) {
-            var fraction = output.fraction;
-            var point = new b2Vec2((1.0 - fraction) * point1.x + fraction * point2.x, (1.0 - fraction) * point1.y + fraction * point2.y);
-            return callback(fixture, point, output.normal, fraction);
-         }
-         return input.maxFraction;
-      };
-      var input = new b2RayCastInput(point1, point2);
-      broadPhase.RayCast(RayCastWrapper, input);
-   }
-   b2World.prototype.RayCastOne = function (point1, point2) {
-      var __this = this;
-      var result;
-
-      function RayCastOneWrapper(fixture, point, normal, fraction) {
-         if (fraction === undefined) fraction = 0;
-         result = fixture;
-         return fraction;
-      };
-      __this.RayCast(RayCastOneWrapper, point1, point2);
-      return result;
-   }
-   b2World.prototype.RayCastAll = function (point1, point2) {
-      var __this = this;
-      var result = new Vector();
-
-      function RayCastAllWrapper(fixture, point, normal, fraction) {
-         if (fraction === undefined) fraction = 0;
-         result[result.length] = fixture;
-         return 1;
-      };
-      __this.RayCast(RayCastAllWrapper, point1, point2);
-      return result;
-   }
-   b2World.prototype.GetBodyList = function () {
-      return this.m_bodyList;
-   }
-   b2World.prototype.GetJointList = function () {
-      return this.m_jointList;
-   }
-   b2World.prototype.GetContactList = function () {
-      return this.m_contactList;
-   }
-   b2World.prototype.IsLocked = function () {
-      return (this.m_flags & b2World.e_locked) > 0;
-   }
-   b2World.prototype.Solve = function (step) {
-      var b;
-      for (var controller = this.m_controllerList; controller; controller = controller.m_next) {
-         controller.Step(step);
-      }
-      var island = this.m_island;
-      island.Initialize(this.m_bodyCount, this.m_contactCount, this.m_jointCount, null, this.m_contactManager.m_contactListener, this.m_contactSolver);
-      for (b = this.m_bodyList;
-      b; b = b.m_next) {
-         b.m_flags &= ~b2Body.e_islandFlag;
-      }
-      for (var c = this.m_contactList; c; c = c.m_next) {
-         c.m_flags &= ~b2Contact.e_islandFlag;
-      }
-      for (var j = this.m_jointList; j; j = j.m_next) {
-         j.m_islandFlag = false;
-      }
-      var stackSize = parseInt(this.m_bodyCount);
-      var stack = this.s_stack;
-      for (var seed = this.m_bodyList; seed; seed = seed.m_next) {
-         if (seed.m_flags & b2Body.e_islandFlag) {
-            continue;
-         }
-         if (seed.IsAwake() == false || seed.IsActive() == false) {
-            continue;
-         }
-         if (seed.GetType() == b2Body.b2_staticBody) {
-            continue;
-         }
-         island.Clear();
-         var stackCount = 0;
-         stack[stackCount++] = seed;
-         seed.m_flags |= b2Body.e_islandFlag;
-         while (stackCount > 0) {
-            b = stack[--stackCount];
-            island.AddBody(b);
-            if (b.IsAwake() == false) {
-               b.SetAwake(true);
-            }
-            if (b.GetType() == b2Body.b2_staticBody) {
-               continue;
-            }
-            var other;
-            for (var ce = b.m_contactList; ce; ce = ce.next) {
-               if (ce.contact.m_flags & b2Contact.e_islandFlag) {
-                  continue;
-               }
-               if (ce.contact.IsSensor() == true || ce.contact.IsEnabled() == false || ce.contact.IsTouching() == false) {
-                  continue;
-               }
-               island.AddContact(ce.contact);
-               ce.contact.m_flags |= b2Contact.e_islandFlag;
-               other = ce.other;
-               if (other.m_flags & b2Body.e_islandFlag) {
-                  continue;
-               }
-               stack[stackCount++] = other;
-               other.m_flags |= b2Body.e_islandFlag;
-            }
-            for (var jn = b.m_jointList; jn; jn = jn.next) {
-               if (jn.joint.m_islandFlag == true) {
-                  continue;
-               }
-               other = jn.other;
-               if (other.IsActive() == false) {
-                  continue;
-               }
-               island.AddJoint(jn.joint);
-               jn.joint.m_islandFlag = true;
-               if (other.m_flags & b2Body.e_islandFlag) {
-                  continue;
-               }
-               stack[stackCount++] = other;
-               other.m_flags |= b2Body.e_islandFlag;
-            }
-         }
-         island.Solve(step, this.m_gravity, this.m_allowSleep);
-         for (var i = 0; i < island.m_bodyCount; ++i) {
-            b = island.m_bodies[i];
-            if (b.GetType() == b2Body.b2_staticBody) {
-               b.m_flags &= ~b2Body.e_islandFlag;
-            }
-         }
-      }
-      for (i = 0;
-      i < stack.length; ++i) {
-         if (!stack[i]) break;
-         stack[i] = null;
-      }
-      for (b = this.m_bodyList;
-      b; b = b.m_next) {
-         if (b.IsAwake() == false || b.IsActive() == false) {
-            continue;
-         }
-         if (b.GetType() == b2Body.b2_staticBody) {
-            continue;
-         }
-         b.SynchronizeFixtures();
-      }
-      this.m_contactManager.FindNewContacts();
-   }
-   b2World.prototype.SolveTOI = function (step) {
-      var b;
-      var fA;
-      var fB;
-      var bA;
-      var bB;
-      var cEdge;
-      var j;
-      var island = this.m_island;
-      island.Initialize(this.m_bodyCount, b2Settings.b2_maxTOIContactsPerIsland, b2Settings.b2_maxTOIJointsPerIsland, null, this.m_contactManager.m_contactListener, this.m_contactSolver);
-      var queue = b2World.s_queue;
-      for (b = this.m_bodyList;
-      b; b = b.m_next) {
-         b.m_flags &= ~b2Body.e_islandFlag;
-         b.m_sweep.t0 = 0.0;
-      }
-      var c;
-      for (c = this.m_contactList;
-      c; c = c.m_next) {
-         c.m_flags &= ~ (b2Contact.e_toiFlag | b2Contact.e_islandFlag);
-      }
-      for (j = this.m_jointList;
-      j; j = j.m_next) {
-         j.m_islandFlag = false;
-      }
-      for (;;) {
-         var minContact = null;
-         var minTOI = 1.0;
-         for (c = this.m_contactList;
-         c; c = c.m_next) {
-            if (c.IsSensor() == true || c.IsEnabled() == false || c.IsContinuous() == false) {
-               continue;
-            }
-            var toi = 1.0;
-            if (c.m_flags & b2Contact.e_toiFlag) {
-               toi = c.m_toi;
-            }
-            else {
-               fA = c.m_fixtureA;
-               fB = c.m_fixtureB;
-               bA = fA.m_body;
-               bB = fB.m_body;
-               if ((bA.GetType() != b2Body.b2_dynamicBody || bA.IsAwake() == false) && (bB.GetType() != b2Body.b2_dynamicBody || bB.IsAwake() == false)) {
-                  continue;
-               }
-               var t0 = bA.m_sweep.t0;
-               if (bA.m_sweep.t0 < bB.m_sweep.t0) {
-                  t0 = bB.m_sweep.t0;
-                  bA.m_sweep.Advance(t0);
-               }
-               else if (bB.m_sweep.t0 < bA.m_sweep.t0) {
-                  t0 = bA.m_sweep.t0;
-                  bB.m_sweep.Advance(t0);
-               }
-               toi = c.ComputeTOI(bA.m_sweep, bB.m_sweep);
-               b2Settings.b2Assert(0.0 <= toi && toi <= 1.0);
-               if (toi > 0.0 && toi < 1.0) {
-                  toi = (1.0 - toi) * t0 + toi;
-                  if (toi > 1) toi = 1;
-               }
-               c.m_toi = toi;
-               c.m_flags |= b2Contact.e_toiFlag;
-            }
-            if (Number.MIN_VALUE < toi && toi < minTOI) {
-               minContact = c;
-               minTOI = toi;
-            }
-         }
-         if (minContact == null || 1.0 - 100.0 * Number.MIN_VALUE < minTOI) {
-            break;
-         }
-         fA = minContact.m_fixtureA;
-         fB = minContact.m_fixtureB;
-         bA = fA.m_body;
-         bB = fB.m_body;
-         b2World.s_backupA.Set(bA.m_sweep);
-         b2World.s_backupB.Set(bB.m_sweep);
-         bA.Advance(minTOI);
-         bB.Advance(minTOI);
-         minContact.Update(this.m_contactManager.m_contactListener);
-         minContact.m_flags &= ~b2Contact.e_toiFlag;
-         if (minContact.IsSensor() == true || minContact.IsEnabled() == false) {
-            bA.m_sweep.Set(b2World.s_backupA);
-            bB.m_sweep.Set(b2World.s_backupB);
-            bA.SynchronizeTransform();
-            bB.SynchronizeTransform();
-            continue;
-         }
-         if (minContact.IsTouching() == false) {
-            continue;
-         }
-         var seed = bA;
-         if (seed.GetType() != b2Body.b2_dynamicBody) {
-            seed = bB;
-         }
-         island.Clear();
-         var queueStart = 0;
-         var queueSize = 0;
-         queue[queueStart + queueSize++] = seed;
-         seed.m_flags |= b2Body.e_islandFlag;
-         while (queueSize > 0) {
-            b = queue[queueStart++];
-            --queueSize;
-            island.AddBody(b);
-            if (b.IsAwake() == false) {
-               b.SetAwake(true);
-            }
-            if (b.GetType() != b2Body.b2_dynamicBody) {
-               continue;
-            }
-            for (cEdge = b.m_contactList;
-            cEdge; cEdge = cEdge.next) {
-               if (island.m_contactCount == island.m_contactCapacity) {
-                  break;
-               }
-               if (cEdge.contact.m_flags & b2Contact.e_islandFlag) {
-                  continue;
-               }
-               if (cEdge.contact.IsSensor() == true || cEdge.contact.IsEnabled() == false || cEdge.contact.IsTouching() == false) {
-                  continue;
-               }
-               island.AddContact(cEdge.contact);
-               cEdge.contact.m_flags |= b2Contact.e_islandFlag;
-               var other = cEdge.other;
-               if (other.m_flags & b2Body.e_islandFlag) {
-                  continue;
-               }
-               if (other.GetType() != b2Body.b2_staticBody) {
-                  other.Advance(minTOI);
-                  other.SetAwake(true);
-               }
-               queue[queueStart + queueSize] = other;
-               ++queueSize;
-               other.m_flags |= b2Body.e_islandFlag;
-            }
-            for (var jEdge = b.m_jointList; jEdge; jEdge = jEdge.next) {
-               if (island.m_jointCount == island.m_jointCapacity) continue;
-               if (jEdge.joint.m_islandFlag == true) continue;
-               other = jEdge.other;
-               if (other.IsActive() == false) {
-                  continue;
-               }
-               island.AddJoint(jEdge.joint);
-               jEdge.joint.m_islandFlag = true;
-               if (other.m_flags & b2Body.e_islandFlag) continue;
-               if (other.GetType() != b2Body.b2_staticBody) {
-                  other.Advance(minTOI);
-                  other.SetAwake(true);
-               }
-               queue[queueStart + queueSize] = other;
-               ++queueSize;
-               other.m_flags |= b2Body.e_islandFlag;
-            }
-         }
-         var subStep = b2World.s_timestep;
-         subStep.warmStarting = false;
-         subStep.dt = (1.0 - minTOI) * step.dt;
-         subStep.inv_dt = 1.0 / subStep.dt;
-         subStep.dtRatio = 0.0;
-         subStep.velocityIterations = step.velocityIterations;
-         subStep.positionIterations = step.positionIterations;
-         island.SolveTOI(subStep);
-         var i = 0;
-         for (i = 0;
-         i < island.m_bodyCount; ++i) {
-            b = island.m_bodies[i];
-            b.m_flags &= ~b2Body.e_islandFlag;
-            if (b.IsAwake() == false) {
-               continue;
-            }
-            if (b.GetType() != b2Body.b2_dynamicBody) {
-               continue;
-            }
-            b.SynchronizeFixtures();
-            for (cEdge = b.m_contactList;
-            cEdge; cEdge = cEdge.next) {
-               cEdge.contact.m_flags &= ~b2Contact.e_toiFlag;
-            }
-         }
-         for (i = 0;
-         i < island.m_contactCount; ++i) {
-            c = island.m_contacts[i];
-            c.m_flags &= ~ (b2Contact.e_toiFlag | b2Contact.e_islandFlag);
-         }
-         for (i = 0;
-         i < island.m_jointCount; ++i) {
-            j = island.m_joints[i];
-            j.m_islandFlag = false;
-         }
-         this.m_contactManager.FindNewContacts();
-      }
-   }
-   b2World.prototype.DrawJoint = function (joint) {
-      var b1 = joint.GetBodyA();
-      var b2 = joint.GetBodyB();
-      var xf1 = b1.m_xf;
-      var xf2 = b2.m_xf;
-      var x1 = xf1.position;
-      var x2 = xf2.position;
-      var p1 = joint.GetAnchorA();
-      var p2 = joint.GetAnchorB();
-      var color = b2World.s_jointColor;
-      switch (joint.m_type) {
-      case b2Joint.e_distanceJoint:
-         this.m_debugDraw.DrawSegment(p1, p2, color);
-         break;
-      case b2Joint.e_pulleyJoint:
-         {
-            var pulley = ((joint instanceof b2PulleyJoint ? joint : null));
-            var s1 = pulley.GetGroundAnchorA();
-            var s2 = pulley.GetGroundAnchorB();
-            this.m_debugDraw.DrawSegment(s1, p1, color);
-            this.m_debugDraw.DrawSegment(s2, p2, color);
-            this.m_debugDraw.DrawSegment(s1, s2, color);
-         }
-         break;
-      case b2Joint.e_mouseJoint:
-         this.m_debugDraw.DrawSegment(p1, p2, color);
-         break;
-      default:
-         if (b1 != this.m_groundBody) this.m_debugDraw.DrawSegment(x1, p1, color);
-         this.m_debugDraw.DrawSegment(p1, p2, color);
-         if (b2 != this.m_groundBody) this.m_debugDraw.DrawSegment(x2, p2, color);
-      }
-   }
-   b2World.prototype.DrawShape = function (shape, xf, color) {
-      switch (shape.m_type) {
-      case b2Shape.e_circleShape:
-         {
-            var circle = ((shape instanceof b2CircleShape ? shape : null));
-            var center = b2Math.MulX(xf, circle.m_p);
-            var radius = circle.m_radius;
-            var axis = xf.R.col1;
-            this.m_debugDraw.DrawSolidCircle(center, radius, axis, color);
-         }
-         break;
-      case b2Shape.e_polygonShape:
-         {
-            var i = 0;
-            var poly = ((shape instanceof b2PolygonShape ? shape : null));
-            var vertexCount = parseInt(poly.GetVertexCount());
-            var localVertices = poly.GetVertices();
-            var vertices = new Vector(vertexCount);
-            for (i = 0;
-            i < vertexCount; ++i) {
-               vertices[i] = b2Math.MulX(xf, localVertices[i]);
-            }
-            this.m_debugDraw.DrawSolidPolygon(vertices, vertexCount, color);
-         }
-         break;
-      case b2Shape.e_edgeShape:
-         {
-            var edge = (shape instanceof b2EdgeShape ? shape : null);
-            this.m_debugDraw.DrawSegment(b2Math.MulX(xf, edge.GetVertex1()), b2Math.MulX(xf, edge.GetVertex2()), color);
-         }
-         break;
-      }
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.b2World.s_timestep2 = new b2TimeStep();
-      Box2D.Dynamics.b2World.s_xf = new b2Transform();
-      Box2D.Dynamics.b2World.s_backupA = new b2Sweep();
-      Box2D.Dynamics.b2World.s_backupB = new b2Sweep();
-      Box2D.Dynamics.b2World.s_timestep = new b2TimeStep();
-      Box2D.Dynamics.b2World.s_queue = new Vector();
-      Box2D.Dynamics.b2World.s_jointColor = new b2Color(0.5, 0.8, 0.8);
-      Box2D.Dynamics.b2World.e_newFixture = 0x0001;
-      Box2D.Dynamics.b2World.e_locked = 0x0002;
-   });
-})();
-(function () {
-   var b2CircleShape = Box2D.Collision.Shapes.b2CircleShape,
-      b2EdgeChainDef = Box2D.Collision.Shapes.b2EdgeChainDef,
-      b2EdgeShape = Box2D.Collision.Shapes.b2EdgeShape,
-      b2MassData = Box2D.Collision.Shapes.b2MassData,
-      b2PolygonShape = Box2D.Collision.Shapes.b2PolygonShape,
-      b2Shape = Box2D.Collision.Shapes.b2Shape,
-      b2CircleContact = Box2D.Dynamics.Contacts.b2CircleContact,
-      b2Contact = Box2D.Dynamics.Contacts.b2Contact,
-      b2ContactConstraint = Box2D.Dynamics.Contacts.b2ContactConstraint,
-      b2ContactConstraintPoint = Box2D.Dynamics.Contacts.b2ContactConstraintPoint,
-      b2ContactEdge = Box2D.Dynamics.Contacts.b2ContactEdge,
-      b2ContactFactory = Box2D.Dynamics.Contacts.b2ContactFactory,
-      b2ContactRegister = Box2D.Dynamics.Contacts.b2ContactRegister,
-      b2ContactResult = Box2D.Dynamics.Contacts.b2ContactResult,
-      b2ContactSolver = Box2D.Dynamics.Contacts.b2ContactSolver,
-      b2EdgeAndCircleContact = Box2D.Dynamics.Contacts.b2EdgeAndCircleContact,
-      b2NullContact = Box2D.Dynamics.Contacts.b2NullContact,
-      b2PolyAndCircleContact = Box2D.Dynamics.Contacts.b2PolyAndCircleContact,
-      b2PolyAndEdgeContact = Box2D.Dynamics.Contacts.b2PolyAndEdgeContact,
-      b2PolygonContact = Box2D.Dynamics.Contacts.b2PolygonContact,
-      b2PositionSolverManifold = Box2D.Dynamics.Contacts.b2PositionSolverManifold,
-      b2Body = Box2D.Dynamics.b2Body,
-      b2BodyDef = Box2D.Dynamics.b2BodyDef,
-      b2ContactFilter = Box2D.Dynamics.b2ContactFilter,
-      b2ContactImpulse = Box2D.Dynamics.b2ContactImpulse,
-      b2ContactListener = Box2D.Dynamics.b2ContactListener,
-      b2ContactManager = Box2D.Dynamics.b2ContactManager,
-      b2DebugDraw = Box2D.Dynamics.b2DebugDraw,
-      b2DestructionListener = Box2D.Dynamics.b2DestructionListener,
-      b2FilterData = Box2D.Dynamics.b2FilterData,
-      b2Fixture = Box2D.Dynamics.b2Fixture,
-      b2FixtureDef = Box2D.Dynamics.b2FixtureDef,
-      b2Island = Box2D.Dynamics.b2Island,
-      b2TimeStep = Box2D.Dynamics.b2TimeStep,
-      b2World = Box2D.Dynamics.b2World,
-      b2Color = Box2D.Common.b2Color,
-      b2internal = Box2D.Common.b2internal,
-      b2Settings = Box2D.Common.b2Settings,
-      b2Mat22 = Box2D.Common.Math.b2Mat22,
-      b2Mat33 = Box2D.Common.Math.b2Mat33,
-      b2Math = Box2D.Common.Math.b2Math,
-      b2Sweep = Box2D.Common.Math.b2Sweep,
-      b2Transform = Box2D.Common.Math.b2Transform,
-      b2Vec2 = Box2D.Common.Math.b2Vec2,
-      b2Vec3 = Box2D.Common.Math.b2Vec3,
-      b2AABB = Box2D.Collision.b2AABB,
-      b2Bound = Box2D.Collision.b2Bound,
-      b2BoundValues = Box2D.Collision.b2BoundValues,
-      b2Collision = Box2D.Collision.b2Collision,
-      b2ContactID = Box2D.Collision.b2ContactID,
-      b2ContactPoint = Box2D.Collision.b2ContactPoint,
-      b2Distance = Box2D.Collision.b2Distance,
-      b2DistanceInput = Box2D.Collision.b2DistanceInput,
-      b2DistanceOutput = Box2D.Collision.b2DistanceOutput,
-      b2DistanceProxy = Box2D.Collision.b2DistanceProxy,
-      b2DynamicTree = Box2D.Collision.b2DynamicTree,
-      b2DynamicTreeBroadPhase = Box2D.Collision.b2DynamicTreeBroadPhase,
-      b2DynamicTreeNode = Box2D.Collision.b2DynamicTreeNode,
-      b2DynamicTreePair = Box2D.Collision.b2DynamicTreePair,
-      b2Manifold = Box2D.Collision.b2Manifold,
-      b2ManifoldPoint = Box2D.Collision.b2ManifoldPoint,
-      b2Point = Box2D.Collision.b2Point,
-      b2RayCastInput = Box2D.Collision.b2RayCastInput,
-      b2RayCastOutput = Box2D.Collision.b2RayCastOutput,
-      b2Segment = Box2D.Collision.b2Segment,
-      b2SeparationFunction = Box2D.Collision.b2SeparationFunction,
-      b2Simplex = Box2D.Collision.b2Simplex,
-      b2SimplexCache = Box2D.Collision.b2SimplexCache,
-      b2SimplexVertex = Box2D.Collision.b2SimplexVertex,
-      b2TimeOfImpact = Box2D.Collision.b2TimeOfImpact,
-      b2TOIInput = Box2D.Collision.b2TOIInput,
-      b2WorldManifold = Box2D.Collision.b2WorldManifold,
-      ClipVertex = Box2D.Collision.ClipVertex,
-      Features = Box2D.Collision.Features,
-      IBroadPhase = Box2D.Collision.IBroadPhase;
-
-   Box2D.inherit(b2CircleContact, Box2D.Dynamics.Contacts.b2Contact);
-   b2CircleContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
-   b2CircleContact.b2CircleContact = function () {
-      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
-   };
-   b2CircleContact.Create = function (allocator) {
-      return new b2CircleContact();
-   }
-   b2CircleContact.Destroy = function (contact, allocator) {}
-   b2CircleContact.prototype.Reset = function (fixtureA, fixtureB) {
-      this.__super.Reset.call(this, fixtureA, fixtureB);
-   }
-   b2CircleContact.prototype.Evaluate = function () {
-      var bA = this.m_fixtureA.GetBody();
-      var bB = this.m_fixtureB.GetBody();
-      b2Collision.CollideCircles(this.m_manifold, (this.m_fixtureA.GetShape() instanceof b2CircleShape ? this.m_fixtureA.GetShape() : null), bA.m_xf, (this.m_fixtureB.GetShape() instanceof b2CircleShape ? this.m_fixtureB.GetShape() : null), bB.m_xf);
-   }
-   b2Contact.b2Contact = function () {
-      this.m_nodeA = new b2ContactEdge();
-      this.m_nodeB = new b2ContactEdge();
-      this.m_manifold = new b2Manifold();
-      this.m_oldManifold = new b2Manifold();
-   };
-   b2Contact.prototype.GetManifold = function () {
-      return this.m_manifold;
-   }
-   b2Contact.prototype.GetWorldManifold = function (worldManifold) {
-      var bodyA = this.m_fixtureA.GetBody();
-      var bodyB = this.m_fixtureB.GetBody();
-      var shapeA = this.m_fixtureA.GetShape();
-      var shapeB = this.m_fixtureB.GetShape();
-      worldManifold.Initialize(this.m_manifold, bodyA.GetTransform(), shapeA.m_radius, bodyB.GetTransform(), shapeB.m_radius);
-   }
-   b2Contact.prototype.IsTouching = function () {
-      return (this.m_flags & b2Contact.e_touchingFlag) == b2Contact.e_touchingFlag;
-   }
-   b2Contact.prototype.IsContinuous = function () {
-      return (this.m_flags & b2Contact.e_continuousFlag) == b2Contact.e_continuousFlag;
-   }
-   b2Contact.prototype.SetSensor = function (sensor) {
-      if (sensor) {
-         this.m_flags |= b2Contact.e_sensorFlag;
-      }
-      else {
-         this.m_flags &= ~b2Contact.e_sensorFlag;
-      }
-   }
-   b2Contact.prototype.IsSensor = function () {
-      return (this.m_flags & b2Contact.e_sensorFlag) == b2Contact.e_sensorFlag;
-   }
-   b2Contact.prototype.SetEnabled = function (flag) {
-      if (flag) {
-         this.m_flags |= b2Contact.e_enabledFlag;
-      }
-      else {
-         this.m_flags &= ~b2Contact.e_enabledFlag;
-      }
-   }
-   b2Contact.prototype.IsEnabled = function () {
-      return (this.m_flags & b2Contact.e_enabledFlag) == b2Contact.e_enabledFlag;
-   }
-   b2Contact.prototype.GetNext = function () {
-      return this.m_next;
-   }
-   b2Contact.prototype.GetFixtureA = function () {
-      return this.m_fixtureA;
-   }
-   b2Contact.prototype.GetFixtureB = function () {
-      return this.m_fixtureB;
-   }
-   b2Contact.prototype.FlagForFiltering = function () {
-      this.m_flags |= b2Contact.e_filterFlag;
-   }
-   b2Contact.prototype.b2Contact = function () {}
-   b2Contact.prototype.Reset = function (fixtureA, fixtureB) {
-      if (fixtureA === undefined) fixtureA = null;
-      if (fixtureB === undefined) fixtureB = null;
-      this.m_flags = b2Contact.e_enabledFlag;
-      if (!fixtureA || !fixtureB) {
-         this.m_fixtureA = null;
-         this.m_fixtureB = null;
-         return;
-      }
-      if (fixtureA.IsSensor() || fixtureB.IsSensor()) {
-         this.m_flags |= b2Contact.e_sensorFlag;
-      }
-      var bodyA = fixtureA.GetBody();
-      var bodyB = fixtureB.GetBody();
-      if (bodyA.GetType() != b2Body.b2_dynamicBody || bodyA.IsBullet() || bodyB.GetType() != b2Body.b2_dynamicBody || bodyB.IsBullet()) {
-         this.m_flags |= b2Contact.e_continuousFlag;
-      }
-      this.m_fixtureA = fixtureA;
-      this.m_fixtureB = fixtureB;
-      this.m_manifold.m_pointCount = 0;
-      this.m_prev = null;
-      this.m_next = null;
-      this.m_nodeA.contact = null;
-      this.m_nodeA.prev = null;
-      this.m_nodeA.next = null;
-      this.m_nodeA.other = null;
-      this.m_nodeB.contact = null;
-      this.m_nodeB.prev = null;
-      this.m_nodeB.next = null;
-      this.m_nodeB.other = null;
-   }
-   b2Contact.prototype.Update = function (listener) {
-      var tManifold = this.m_oldManifold;
-      this.m_oldManifold = this.m_manifold;
-      this.m_manifold = tManifold;
-      this.m_flags |= b2Contact.e_enabledFlag;
-      var touching = false;
-      var wasTouching = (this.m_flags & b2Contact.e_touchingFlag) == b2Contact.e_touchingFlag;
-      var bodyA = this.m_fixtureA.m_body;
-      var bodyB = this.m_fixtureB.m_body;
-      var aabbOverlap = this.m_fixtureA.m_aabb.TestOverlap(this.m_fixtureB.m_aabb);
-      if (this.m_flags & b2Contact.e_sensorFlag) {
-         if (aabbOverlap) {
-            var shapeA = this.m_fixtureA.GetShape();
-            var shapeB = this.m_fixtureB.GetShape();
-            var xfA = bodyA.GetTransform();
-            var xfB = bodyB.GetTransform();
-            touching = b2Shape.TestOverlap(shapeA, xfA, shapeB, xfB);
-         }
-         this.m_manifold.m_pointCount = 0;
-      }
-      else {
-         if (bodyA.GetType() != b2Body.b2_dynamicBody || bodyA.IsBullet() || bodyB.GetType() != b2Body.b2_dynamicBody || bodyB.IsBullet()) {
-            this.m_flags |= b2Contact.e_continuousFlag;
-         }
-         else {
-            this.m_flags &= ~b2Contact.e_continuousFlag;
-         }
-         if (aabbOverlap) {
-            this.Evaluate();
-            touching = this.m_manifold.m_pointCount > 0;
-            for (var i = 0; i < this.m_manifold.m_pointCount; ++i) {
-               var mp2 = this.m_manifold.m_points[i];
-               mp2.m_normalImpulse = 0.0;
-               mp2.m_tangentImpulse = 0.0;
-               var id2 = mp2.m_id;
-               for (var j = 0; j < this.m_oldManifold.m_pointCount; ++j) {
-                  var mp1 = this.m_oldManifold.m_points[j];
-                  if (mp1.m_id.key == id2.key) {
-                     mp2.m_normalImpulse = mp1.m_normalImpulse;
-                     mp2.m_tangentImpulse = mp1.m_tangentImpulse;
-                     break;
-                  }
-               }
-            }
-         }
-         else {
-            this.m_manifold.m_pointCount = 0;
-         }
-         if (touching != wasTouching) {
-            bodyA.SetAwake(true);
-            bodyB.SetAwake(true);
-         }
-      }
-      if (touching) {
-         this.m_flags |= b2Contact.e_touchingFlag;
-      }
-      else {
-         this.m_flags &= ~b2Contact.e_touchingFlag;
-      }
-      if (wasTouching == false && touching == true) {
-         listener.BeginContact(this);
-      }
-      if (wasTouching == true && touching == false) {
-         listener.EndContact(this);
-      }
-      if ((this.m_flags & b2Contact.e_sensorFlag) == 0) {
-         listener.PreSolve(this, this.m_oldManifold);
-      }
-   }
-   b2Contact.prototype.Evaluate = function () {}
-   b2Contact.prototype.ComputeTOI = function (sweepA, sweepB) {
-      b2Contact.s_input.proxyA.Set(this.m_fixtureA.GetShape());
-      b2Contact.s_input.proxyB.Set(this.m_fixtureB.GetShape());
-      b2Contact.s_input.sweepA = sweepA;
-      b2Contact.s_input.sweepB = sweepB;
-      b2Contact.s_input.tolerance = b2Settings.b2_linearSlop;
-      return b2TimeOfImpact.TimeOfImpact(b2Contact.s_input);
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.Contacts.b2Contact.e_sensorFlag = 0x0001;
-      Box2D.Dynamics.Contacts.b2Contact.e_continuousFlag = 0x0002;
-      Box2D.Dynamics.Contacts.b2Contact.e_islandFlag = 0x0004;
-      Box2D.Dynamics.Contacts.b2Contact.e_toiFlag = 0x0008;
-      Box2D.Dynamics.Contacts.b2Contact.e_touchingFlag = 0x0010;
-      Box2D.Dynamics.Contacts.b2Contact.e_enabledFlag = 0x0020;
-      Box2D.Dynamics.Contacts.b2Contact.e_filterFlag = 0x0040;
-      Box2D.Dynamics.Contacts.b2Contact.s_input = new b2TOIInput();
-   });
-   b2ContactConstraint.b2ContactConstraint = function () {
-      this.localPlaneNormal = new b2Vec2();
-      this.localPoint = new b2Vec2();
-      this.normal = new b2Vec2();
-      this.normalMass = new b2Mat22();
-      this.K = new b2Mat22();
-   };
-   b2ContactConstraint.prototype.b2ContactConstraint = function () {
-      this.points = new Vector(b2Settings.b2_maxManifoldPoints);
-      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
-         this.points[i] = new b2ContactConstraintPoint();
-      }
-   }
-   b2ContactConstraintPoint.b2ContactConstraintPoint = function () {
-      this.localPoint = new b2Vec2();
-      this.rA = new b2Vec2();
-      this.rB = new b2Vec2();
-   };
-   b2ContactEdge.b2ContactEdge = function () {};
-   b2ContactFactory.b2ContactFactory = function () {};
-   b2ContactFactory.prototype.b2ContactFactory = function (allocator) {
-      this.m_allocator = allocator;
-      this.InitializeRegisters();
-   }
-   b2ContactFactory.prototype.AddType = function (createFcn, destroyFcn, type1, type2) {
-      if (type1 === undefined) type1 = 0;
-      if (type2 === undefined) type2 = 0;
-      this.m_registers[type1][type2].createFcn = createFcn;
-      this.m_registers[type1][type2].destroyFcn = destroyFcn;
-      this.m_registers[type1][type2].primary = true;
-      if (type1 != type2) {
-         this.m_registers[type2][type1].createFcn = createFcn;
-         this.m_registers[type2][type1].destroyFcn = destroyFcn;
-         this.m_registers[type2][type1].primary = false;
-      }
-   }
-   b2ContactFactory.prototype.InitializeRegisters = function () {
-      this.m_registers = new Vector(b2Shape.e_shapeTypeCount);
-      for (var i = 0; i < b2Shape.e_shapeTypeCount; i++) {
-         this.m_registers[i] = new Vector(b2Shape.e_shapeTypeCount);
-         for (var j = 0; j < b2Shape.e_shapeTypeCount; j++) {
-            this.m_registers[i][j] = new b2ContactRegister();
-         }
-      }
-      this.AddType(b2CircleContact.Create, b2CircleContact.Destroy, b2Shape.e_circleShape, b2Shape.e_circleShape);
-      this.AddType(b2PolyAndCircleContact.Create, b2PolyAndCircleContact.Destroy, b2Shape.e_polygonShape, b2Shape.e_circleShape);
-      this.AddType(b2PolygonContact.Create, b2PolygonContact.Destroy, b2Shape.e_polygonShape, b2Shape.e_polygonShape);
-      this.AddType(b2EdgeAndCircleContact.Create, b2EdgeAndCircleContact.Destroy, b2Shape.e_edgeShape, b2Shape.e_circleShape);
-      this.AddType(b2PolyAndEdgeContact.Create, b2PolyAndEdgeContact.Destroy, b2Shape.e_polygonShape, b2Shape.e_edgeShape);
-   }
-   b2ContactFactory.prototype.Create = function (fixtureA, fixtureB) {
-      var type1 = parseInt(fixtureA.GetType());
-      var type2 = parseInt(fixtureB.GetType());
-      var reg = this.m_registers[type1][type2];
-      var c;
-      if (reg.pool) {
-         c = reg.pool;
-         reg.pool = c.m_next;
-         reg.poolCount--;
-         c.Reset(fixtureA, fixtureB);
-         return c;
-      }
-      var createFcn = reg.createFcn;
-      if (createFcn != null) {
-         if (reg.primary) {
-            c = createFcn(this.m_allocator);
-            c.Reset(fixtureA, fixtureB);
-            return c;
-         }
-         else {
-            c = createFcn(this.m_allocator);
-            c.Reset(fixtureB, fixtureA);
-            return c;
-         }
-      }
-      else {
-         return null;
-      }
-   }
-   b2ContactFactory.prototype.Destroy = function (contact) {
-      if (contact.m_manifold.m_pointCount > 0) {
-         contact.m_fixtureA.m_body.SetAwake(true);
-         contact.m_fixtureB.m_body.SetAwake(true);
-      }
-      var type1 = parseInt(contact.m_fixtureA.GetType());
-      var type2 = parseInt(contact.m_fixtureB.GetType());
-      var reg = this.m_registers[type1][type2];
-      if (true) {
-         reg.poolCount++;
-         contact.m_next = reg.pool;
-         reg.pool = contact;
-      }
-      var destroyFcn = reg.destroyFcn;
-      destroyFcn(contact, this.m_allocator);
-   }
-   b2ContactRegister.b2ContactRegister = function () {};
-   b2ContactResult.b2ContactResult = function () {
-      this.position = new b2Vec2();
-      this.normal = new b2Vec2();
-      this.id = new b2ContactID();
-   };
-   b2ContactSolver.b2ContactSolver = function () {
-      this.m_step = new b2TimeStep();
-      this.m_constraints = new Vector();
-   };
-   b2ContactSolver.prototype.b2ContactSolver = function () {}
-   b2ContactSolver.prototype.Initialize = function (step, contacts, contactCount, allocator) {
-      if (contactCount === undefined) contactCount = 0;
-      var contact;
-      this.m_step.Set(step);
-      this.m_allocator = allocator;
-      var i = 0;
-      var tVec;
-      var tMat;
-      this.m_constraintCount = contactCount;
-      while (this.m_constraints.length < this.m_constraintCount) {
-         this.m_constraints[this.m_constraints.length] = new b2ContactConstraint();
-      }
-      for (i = 0;
-      i < contactCount; ++i) {
-         contact = contacts[i];
-         var fixtureA = contact.m_fixtureA;
-         var fixtureB = contact.m_fixtureB;
-         var shapeA = fixtureA.m_shape;
-         var shapeB = fixtureB.m_shape;
-         var radiusA = shapeA.m_radius;
-         var radiusB = shapeB.m_radius;
-         var bodyA = fixtureA.m_body;
-         var bodyB = fixtureB.m_body;
-         var manifold = contact.GetManifold();
-         var friction = b2Settings.b2MixFriction(fixtureA.GetFriction(), fixtureB.GetFriction());
-         var restitution = b2Settings.b2MixRestitution(fixtureA.GetRestitution(), fixtureB.GetRestitution());
-         var vAX = bodyA.m_linearVelocity.x;
-         var vAY = bodyA.m_linearVelocity.y;
-         var vBX = bodyB.m_linearVelocity.x;
-         var vBY = bodyB.m_linearVelocity.y;
-         var wA = bodyA.m_angularVelocity;
-         var wB = bodyB.m_angularVelocity;
-         b2Settings.b2Assert(manifold.m_pointCount > 0);
-         b2ContactSolver.s_worldManifold.Initialize(manifold, bodyA.m_xf, radiusA, bodyB.m_xf, radiusB);
-         var normalX = b2ContactSolver.s_worldManifold.m_normal.x;
-         var normalY = b2ContactSolver.s_worldManifold.m_normal.y;
-         var cc = this.m_constraints[i];
-         cc.bodyA = bodyA;
-         cc.bodyB = bodyB;
-         cc.manifold = manifold;
-         cc.normal.x = normalX;
-         cc.normal.y = normalY;
-         cc.pointCount = manifold.m_pointCount;
-         cc.friction = friction;
-         cc.restitution = restitution;
-         cc.localPlaneNormal.x = manifold.m_localPlaneNormal.x;
-         cc.localPlaneNormal.y = manifold.m_localPlaneNormal.y;
-         cc.localPoint.x = manifold.m_localPoint.x;
-         cc.localPoint.y = manifold.m_localPoint.y;
-         cc.radius = radiusA + radiusB;
-         cc.type = manifold.m_type;
-         for (var k = 0; k < cc.pointCount; ++k) {
-            var cp = manifold.m_points[k];
-            var ccp = cc.points[k];
-            ccp.normalImpulse = cp.m_normalImpulse;
-            ccp.tangentImpulse = cp.m_tangentImpulse;
-            ccp.localPoint.SetV(cp.m_localPoint);
-            var rAX = ccp.rA.x = b2ContactSolver.s_worldManifold.m_points[k].x - bodyA.m_sweep.c.x;
-            var rAY = ccp.rA.y = b2ContactSolver.s_worldManifold.m_points[k].y - bodyA.m_sweep.c.y;
-            var rBX = ccp.rB.x = b2ContactSolver.s_worldManifold.m_points[k].x - bodyB.m_sweep.c.x;
-            var rBY = ccp.rB.y = b2ContactSolver.s_worldManifold.m_points[k].y - bodyB.m_sweep.c.y;
-            var rnA = rAX * normalY - rAY * normalX;
-            var rnB = rBX * normalY - rBY * normalX;
-            rnA *= rnA;
-            rnB *= rnB;
-            var kNormal = bodyA.m_invMass + bodyB.m_invMass + bodyA.m_invI * rnA + bodyB.m_invI * rnB;
-            ccp.normalMass = 1.0 / kNormal;
-            var kEqualized = bodyA.m_mass * bodyA.m_invMass + bodyB.m_mass * bodyB.m_invMass;
-            kEqualized += bodyA.m_mass * bodyA.m_invI * rnA + bodyB.m_mass * bodyB.m_invI * rnB;
-            ccp.equalizedMass = 1.0 / kEqualized;
-            var tangentX = normalY;
-            var tangentY = (-normalX);
-            var rtA = rAX * tangentY - rAY * tangentX;
-            var rtB = rBX * tangentY - rBY * tangentX;
-            rtA *= rtA;
-            rtB *= rtB;
-            var kTangent = bodyA.m_invMass + bodyB.m_invMass + bodyA.m_invI * rtA + bodyB.m_invI * rtB;
-            ccp.tangentMass = 1.0 / kTangent;
-            ccp.velocityBias = 0.0;
-            var tX = vBX + ((-wB * rBY)) - vAX - ((-wA * rAY));
-            var tY = vBY + (wB * rBX) - vAY - (wA * rAX);
-            var vRel = cc.normal.x * tX + cc.normal.y * tY;
-            if (vRel < (-b2Settings.b2_velocityThreshold)) {
-               ccp.velocityBias += (-cc.restitution * vRel);
-            }
-         }
-         if (cc.pointCount == 2) {
-            var ccp1 = cc.points[0];
-            var ccp2 = cc.points[1];
-            var invMassA = bodyA.m_invMass;
-            var invIA = bodyA.m_invI;
-            var invMassB = bodyB.m_invMass;
-            var invIB = bodyB.m_invI;
-            var rn1A = ccp1.rA.x * normalY - ccp1.rA.y * normalX;
-            var rn1B = ccp1.rB.x * normalY - ccp1.rB.y * normalX;
-            var rn2A = ccp2.rA.x * normalY - ccp2.rA.y * normalX;
-            var rn2B = ccp2.rB.x * normalY - ccp2.rB.y * normalX;
-            var k11 = invMassA + invMassB + invIA * rn1A * rn1A + invIB * rn1B * rn1B;
-            var k22 = invMassA + invMassB + invIA * rn2A * rn2A + invIB * rn2B * rn2B;
-            var k12 = invMassA + invMassB + invIA * rn1A * rn2A + invIB * rn1B * rn2B;
-            var k_maxConditionNumber = 100.0;
-            if (k11 * k11 < k_maxConditionNumber * (k11 * k22 - k12 * k12)) {
-               cc.K.col1.Set(k11, k12);
-               cc.K.col2.Set(k12, k22);
-               cc.K.GetInverse(cc.normalMass);
-            }
-            else {
-               cc.pointCount = 1;
-            }
-         }
-      }
-   }
-   b2ContactSolver.prototype.InitVelocityConstraints = function (step) {
-      var tVec;
-      var tVec2;
-      var tMat;
-      for (var i = 0; i < this.m_constraintCount; ++i) {
-         var c = this.m_constraints[i];
-         var bodyA = c.bodyA;
-         var bodyB = c.bodyB;
-         var invMassA = bodyA.m_invMass;
-         var invIA = bodyA.m_invI;
-         var invMassB = bodyB.m_invMass;
-         var invIB = bodyB.m_invI;
-         var normalX = c.normal.x;
-         var normalY = c.normal.y;
-         var tangentX = normalY;
-         var tangentY = (-normalX);
-         var tX = 0;
-         var j = 0;
-         var tCount = 0;
-         if (step.warmStarting) {
-            tCount = c.pointCount;
-            for (j = 0;
-            j < tCount; ++j) {
-               var ccp = c.points[j];
-               ccp.normalImpulse *= step.dtRatio;
-               ccp.tangentImpulse *= step.dtRatio;
-               var PX = ccp.normalImpulse * normalX + ccp.tangentImpulse * tangentX;
-               var PY = ccp.normalImpulse * normalY + ccp.tangentImpulse * tangentY;
-               bodyA.m_angularVelocity -= invIA * (ccp.rA.x * PY - ccp.rA.y * PX);
-               bodyA.m_linearVelocity.x -= invMassA * PX;
-               bodyA.m_linearVelocity.y -= invMassA * PY;
-               bodyB.m_angularVelocity += invIB * (ccp.rB.x * PY - ccp.rB.y * PX);
-               bodyB.m_linearVelocity.x += invMassB * PX;
-               bodyB.m_linearVelocity.y += invMassB * PY;
-            }
-         }
-         else {
-            tCount = c.pointCount;
-            for (j = 0;
-            j < tCount; ++j) {
-               var ccp2 = c.points[j];
-               ccp2.normalImpulse = 0.0;
-               ccp2.tangentImpulse = 0.0;
-            }
-         }
-      }
-   }
-   b2ContactSolver.prototype.SolveVelocityConstraints = function () {
-      var j = 0;
-      var ccp;
-      var rAX = 0;
-      var rAY = 0;
-      var rBX = 0;
-      var rBY = 0;
-      var dvX = 0;
-      var dvY = 0;
-      var vn = 0;
-      var vt = 0;
-      var lambda = 0;
-      var maxFriction = 0;
-      var newImpulse = 0;
-      var PX = 0;
-      var PY = 0;
-      var dX = 0;
-      var dY = 0;
-      var P1X = 0;
-      var P1Y = 0;
-      var P2X = 0;
-      var P2Y = 0;
-      var tMat;
-      var tVec;
-      for (var i = 0; i < this.m_constraintCount; ++i) {
-         var c = this.m_constraints[i];
-         var bodyA = c.bodyA;
-         var bodyB = c.bodyB;
-         var wA = bodyA.m_angularVelocity;
-         var wB = bodyB.m_angularVelocity;
-         var vA = bodyA.m_linearVelocity;
-         var vB = bodyB.m_linearVelocity;
-         var invMassA = bodyA.m_invMass;
-         var invIA = bodyA.m_invI;
-         var invMassB = bodyB.m_invMass;
-         var invIB = bodyB.m_invI;
-         var normalX = c.normal.x;
-         var normalY = c.normal.y;
-         var tangentX = normalY;
-         var tangentY = (-normalX);
-         var friction = c.friction;
-         var tX = 0;
-         for (j = 0;
-         j < c.pointCount; j++) {
-            ccp = c.points[j];
-            dvX = vB.x - wB * ccp.rB.y - vA.x + wA * ccp.rA.y;
-            dvY = vB.y + wB * ccp.rB.x - vA.y - wA * ccp.rA.x;
-            vt = dvX * tangentX + dvY * tangentY;
-            lambda = ccp.tangentMass * (-vt);
-            maxFriction = friction * ccp.normalImpulse;
-            newImpulse = b2Math.Clamp(ccp.tangentImpulse + lambda, (-maxFriction), maxFriction);
-            lambda = newImpulse - ccp.tangentImpulse;
-            PX = lambda * tangentX;
-            PY = lambda * tangentY;
-            vA.x -= invMassA * PX;
-            vA.y -= invMassA * PY;
-            wA -= invIA * (ccp.rA.x * PY - ccp.rA.y * PX);
-            vB.x += invMassB * PX;
-            vB.y += invMassB * PY;
-            wB += invIB * (ccp.rB.x * PY - ccp.rB.y * PX);
-            ccp.tangentImpulse = newImpulse;
-         }
-         var tCount = parseInt(c.pointCount);
-         if (c.pointCount == 1) {
-            ccp = c.points[0];
-            dvX = vB.x + ((-wB * ccp.rB.y)) - vA.x - ((-wA * ccp.rA.y));
-            dvY = vB.y + (wB * ccp.rB.x) - vA.y - (wA * ccp.rA.x);
-            vn = dvX * normalX + dvY * normalY;
-            lambda = (-ccp.normalMass * (vn - ccp.velocityBias));
-            newImpulse = ccp.normalImpulse + lambda;
-            newImpulse = newImpulse > 0 ? newImpulse : 0.0;
-            lambda = newImpulse - ccp.normalImpulse;
-            PX = lambda * normalX;
-            PY = lambda * normalY;
-            vA.x -= invMassA * PX;
-            vA.y -= invMassA * PY;
-            wA -= invIA * (ccp.rA.x * PY - ccp.rA.y * PX);
-            vB.x += invMassB * PX;
-            vB.y += invMassB * PY;
-            wB += invIB * (ccp.rB.x * PY - ccp.rB.y * PX);
-            ccp.normalImpulse = newImpulse;
-         }
-         else {
-            var cp1 = c.points[0];
-            var cp2 = c.points[1];
-            var aX = cp1.normalImpulse;
-            var aY = cp2.normalImpulse;
-            var dv1X = vB.x - wB * cp1.rB.y - vA.x + wA * cp1.rA.y;
-            var dv1Y = vB.y + wB * cp1.rB.x - vA.y - wA * cp1.rA.x;
-            var dv2X = vB.x - wB * cp2.rB.y - vA.x + wA * cp2.rA.y;
-            var dv2Y = vB.y + wB * cp2.rB.x - vA.y - wA * cp2.rA.x;
-            var vn1 = dv1X * normalX + dv1Y * normalY;
-            var vn2 = dv2X * normalX + dv2Y * normalY;
-            var bX = vn1 - cp1.velocityBias;
-            var bY = vn2 - cp2.velocityBias;
-            tMat = c.K;
-            bX -= tMat.col1.x * aX + tMat.col2.x * aY;
-            bY -= tMat.col1.y * aX + tMat.col2.y * aY;
-            var k_errorTol = 0.001;
-            for (;;) {
-               tMat = c.normalMass;
-               var xX = (-(tMat.col1.x * bX + tMat.col2.x * bY));
-               var xY = (-(tMat.col1.y * bX + tMat.col2.y * bY));
-               if (xX >= 0.0 && xY >= 0.0) {
-                  dX = xX - aX;
-                  dY = xY - aY;
-                  P1X = dX * normalX;
-                  P1Y = dX * normalY;
-                  P2X = dY * normalX;
-                  P2Y = dY * normalY;
-                  vA.x -= invMassA * (P1X + P2X);
-                  vA.y -= invMassA * (P1Y + P2Y);
-                  wA -= invIA * (cp1.rA.x * P1Y - cp1.rA.y * P1X + cp2.rA.x * P2Y - cp2.rA.y * P2X);
-                  vB.x += invMassB * (P1X + P2X);
-                  vB.y += invMassB * (P1Y + P2Y);
-                  wB += invIB * (cp1.rB.x * P1Y - cp1.rB.y * P1X + cp2.rB.x * P2Y - cp2.rB.y * P2X);
-                  cp1.normalImpulse = xX;
-                  cp2.normalImpulse = xY;
-                  break;
-               }
-               xX = (-cp1.normalMass * bX);
-               xY = 0.0;
-               vn1 = 0.0;
-               vn2 = c.K.col1.y * xX + bY;
-               if (xX >= 0.0 && vn2 >= 0.0) {
-                  dX = xX - aX;
-                  dY = xY - aY;
-                  P1X = dX * normalX;
-                  P1Y = dX * normalY;
-                  P2X = dY * normalX;
-                  P2Y = dY * normalY;
-                  vA.x -= invMassA * (P1X + P2X);
-                  vA.y -= invMassA * (P1Y + P2Y);
-                  wA -= invIA * (cp1.rA.x * P1Y - cp1.rA.y * P1X + cp2.rA.x * P2Y - cp2.rA.y * P2X);
-                  vB.x += invMassB * (P1X + P2X);
-                  vB.y += invMassB * (P1Y + P2Y);
-                  wB += invIB * (cp1.rB.x * P1Y - cp1.rB.y * P1X + cp2.rB.x * P2Y - cp2.rB.y * P2X);
-                  cp1.normalImpulse = xX;
-                  cp2.normalImpulse = xY;
-                  break;
-               }
-               xX = 0.0;
-               xY = (-cp2.normalMass * bY);
-               vn1 = c.K.col2.x * xY + bX;
-               vn2 = 0.0;
-               if (xY >= 0.0 && vn1 >= 0.0) {
-                  dX = xX - aX;
-                  dY = xY - aY;
-                  P1X = dX * normalX;
-                  P1Y = dX * normalY;
-                  P2X = dY * normalX;
-                  P2Y = dY * normalY;
-                  vA.x -= invMassA * (P1X + P2X);
-                  vA.y -= invMassA * (P1Y + P2Y);
-                  wA -= invIA * (cp1.rA.x * P1Y - cp1.rA.y * P1X + cp2.rA.x * P2Y - cp2.rA.y * P2X);
-                  vB.x += invMassB * (P1X + P2X);
-                  vB.y += invMassB * (P1Y + P2Y);
-                  wB += invIB * (cp1.rB.x * P1Y - cp1.rB.y * P1X + cp2.rB.x * P2Y - cp2.rB.y * P2X);
-                  cp1.normalImpulse = xX;
-                  cp2.normalImpulse = xY;
-                  break;
-               }
-               xX = 0.0;
-               xY = 0.0;
-               vn1 = bX;
-               vn2 = bY;
-               if (vn1 >= 0.0 && vn2 >= 0.0) {
-                  dX = xX - aX;
-                  dY = xY - aY;
-                  P1X = dX * normalX;
-                  P1Y = dX * normalY;
-                  P2X = dY * normalX;
-                  P2Y = dY * normalY;
-                  vA.x -= invMassA * (P1X + P2X);
-                  vA.y -= invMassA * (P1Y + P2Y);
-                  wA -= invIA * (cp1.rA.x * P1Y - cp1.rA.y * P1X + cp2.rA.x * P2Y - cp2.rA.y * P2X);
-                  vB.x += invMassB * (P1X + P2X);
-                  vB.y += invMassB * (P1Y + P2Y);
-                  wB += invIB * (cp1.rB.x * P1Y - cp1.rB.y * P1X + cp2.rB.x * P2Y - cp2.rB.y * P2X);
-                  cp1.normalImpulse = xX;
-                  cp2.normalImpulse = xY;
-                  break;
-               }
-               break;
-            }
-         }
-         bodyA.m_angularVelocity = wA;
-         bodyB.m_angularVelocity = wB;
-      }
-   }
-   b2ContactSolver.prototype.FinalizeVelocityConstraints = function () {
-      for (var i = 0; i < this.m_constraintCount; ++i) {
-         var c = this.m_constraints[i];
-         var m = c.manifold;
-         for (var j = 0; j < c.pointCount; ++j) {
-            var point1 = m.m_points[j];
-            var point2 = c.points[j];
-            point1.m_normalImpulse = point2.normalImpulse;
-            point1.m_tangentImpulse = point2.tangentImpulse;
-         }
-      }
-   }
-   b2ContactSolver.prototype.SolvePositionConstraints = function (baumgarte) {
-      if (baumgarte === undefined) baumgarte = 0;
-      var minSeparation = 0.0;
-      for (var i = 0; i < this.m_constraintCount; i++) {
-         var c = this.m_constraints[i];
-         var bodyA = c.bodyA;
-         var bodyB = c.bodyB;
-         var invMassA = bodyA.m_mass * bodyA.m_invMass;
-         var invIA = bodyA.m_mass * bodyA.m_invI;
-         var invMassB = bodyB.m_mass * bodyB.m_invMass;
-         var invIB = bodyB.m_mass * bodyB.m_invI;
-         b2ContactSolver.s_psm.Initialize(c);
-         var normal = b2ContactSolver.s_psm.m_normal;
-         for (var j = 0; j < c.pointCount; j++) {
-            var ccp = c.points[j];
-            var point = b2ContactSolver.s_psm.m_points[j];
-            var separation = b2ContactSolver.s_psm.m_separations[j];
-            var rAX = point.x - bodyA.m_sweep.c.x;
-            var rAY = point.y - bodyA.m_sweep.c.y;
-            var rBX = point.x - bodyB.m_sweep.c.x;
-            var rBY = point.y - bodyB.m_sweep.c.y;
-            minSeparation = minSeparation < separation ? minSeparation : separation;
-            var C = b2Math.Clamp(baumgarte * (separation + b2Settings.b2_linearSlop), (-b2Settings.b2_maxLinearCorrection), 0.0);
-            var impulse = (-ccp.equalizedMass * C);
-            var PX = impulse * normal.x;
-            var PY = impulse * normal.y;bodyA.m_sweep.c.x -= invMassA * PX;
-            bodyA.m_sweep.c.y -= invMassA * PY;
-            bodyA.m_sweep.a -= invIA * (rAX * PY - rAY * PX);
-            bodyA.SynchronizeTransform();
-            bodyB.m_sweep.c.x += invMassB * PX;
-            bodyB.m_sweep.c.y += invMassB * PY;
-            bodyB.m_sweep.a += invIB * (rBX * PY - rBY * PX);
-            bodyB.SynchronizeTransform();
-         }
-      }
-      return minSeparation > (-1.5 * b2Settings.b2_linearSlop);
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.Contacts.b2ContactSolver.s_worldManifold = new b2WorldManifold();
-      Box2D.Dynamics.Contacts.b2ContactSolver.s_psm = new b2PositionSolverManifold();
-   });
-   Box2D.inherit(b2EdgeAndCircleContact, Box2D.Dynamics.Contacts.b2Contact);
-   b2EdgeAndCircleContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
-   b2EdgeAndCircleContact.b2EdgeAndCircleContact = function () {
-      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
-   };
-   b2EdgeAndCircleContact.Create = function (allocator) {
-      return new b2EdgeAndCircleContact();
-   }
-   b2EdgeAndCircleContact.Destroy = function (contact, allocator) {}
-   b2EdgeAndCircleContact.prototype.Reset = function (fixtureA, fixtureB) {
-      this.__super.Reset.call(this, fixtureA, fixtureB);
-   }
-   b2EdgeAndCircleContact.prototype.Evaluate = function () {
-      var bA = this.m_fixtureA.GetBody();
-      var bB = this.m_fixtureB.GetBody();
-      this.b2CollideEdgeAndCircle(this.m_manifold, (this.m_fixtureA.GetShape() instanceof b2EdgeShape ? this.m_fixtureA.GetShape() : null), bA.m_xf, (this.m_fixtureB.GetShape() instanceof b2CircleShape ? this.m_fixtureB.GetShape() : null), bB.m_xf);
-   }
-   b2EdgeAndCircleContact.prototype.b2CollideEdgeAndCircle = function (manifold, edge, xf1, circle, xf2) {}
-   Box2D.inherit(b2NullContact, Box2D.Dynamics.Contacts.b2Contact);
-   b2NullContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
-   b2NullContact.b2NullContact = function () {
-      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
-   };
-   b2NullContact.prototype.b2NullContact = function () {
-      this.__super.b2Contact.call(this);
-   }
-   b2NullContact.prototype.Evaluate = function () {}
-   Box2D.inherit(b2PolyAndCircleContact, Box2D.Dynamics.Contacts.b2Contact);
-   b2PolyAndCircleContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
-   b2PolyAndCircleContact.b2PolyAndCircleContact = function () {
-      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
-   };
-   b2PolyAndCircleContact.Create = function (allocator) {
-      return new b2PolyAndCircleContact();
-   }
-   b2PolyAndCircleContact.Destroy = function (contact, allocator) {}
-   b2PolyAndCircleContact.prototype.Reset = function (fixtureA, fixtureB) {
-      this.__super.Reset.call(this, fixtureA, fixtureB);
-      b2Settings.b2Assert(fixtureA.GetType() == b2Shape.e_polygonShape);
-      b2Settings.b2Assert(fixtureB.GetType() == b2Shape.e_circleShape);
-   }
-   b2PolyAndCircleContact.prototype.Evaluate = function () {
-      var bA = this.m_fixtureA.m_body;
-      var bB = this.m_fixtureB.m_body;
-      b2Collision.CollidePolygonAndCircle(this.m_manifold, (this.m_fixtureA.GetShape() instanceof b2PolygonShape ? this.m_fixtureA.GetShape() : null), bA.m_xf, (this.m_fixtureB.GetShape() instanceof b2CircleShape ? this.m_fixtureB.GetShape() : null), bB.m_xf);
-   }
-   Box2D.inherit(b2PolyAndEdgeContact, Box2D.Dynamics.Contacts.b2Contact);
-   b2PolyAndEdgeContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
-   b2PolyAndEdgeContact.b2PolyAndEdgeContact = function () {
-      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
-   };
-   b2PolyAndEdgeContact.Create = function (allocator) {
-      return new b2PolyAndEdgeContact();
-   }
-   b2PolyAndEdgeContact.Destroy = function (contact, allocator) {}
-   b2PolyAndEdgeContact.prototype.Reset = function (fixtureA, fixtureB) {
-      this.__super.Reset.call(this, fixtureA, fixtureB);
-      b2Settings.b2Assert(fixtureA.GetType() == b2Shape.e_polygonShape);
-      b2Settings.b2Assert(fixtureB.GetType() == b2Shape.e_edgeShape);
-   }
-   b2PolyAndEdgeContact.prototype.Evaluate = function () {
-      var bA = this.m_fixtureA.GetBody();
-      var bB = this.m_fixtureB.GetBody();
-      this.b2CollidePolyAndEdge(this.m_manifold, (this.m_fixtureA.GetShape() instanceof b2PolygonShape ? this.m_fixtureA.GetShape() : null), bA.m_xf, (this.m_fixtureB.GetShape() instanceof b2EdgeShape ? this.m_fixtureB.GetShape() : null), bB.m_xf);
-   }
-   b2PolyAndEdgeContact.prototype.b2CollidePolyAndEdge = function (manifold, polygon, xf1, edge, xf2) {}
-   Box2D.inherit(b2PolygonContact, Box2D.Dynamics.Contacts.b2Contact);
-   b2PolygonContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
-   b2PolygonContact.b2PolygonContact = function () {
-      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
-   };
-   b2PolygonContact.Create = function (allocator) {
-      return new b2PolygonContact();
-   }
-   b2PolygonContact.Destroy = function (contact, allocator) {}
-   b2PolygonContact.prototype.Reset = function (fixtureA, fixtureB) {
-      this.__super.Reset.call(this, fixtureA, fixtureB);
-   }
-   b2PolygonContact.prototype.Evaluate = function () {
-      var bA = this.m_fixtureA.GetBody();
-      var bB = this.m_fixtureB.GetBody();
-      b2Collision.CollidePolygons(this.m_manifold, (this.m_fixtureA.GetShape() instanceof b2PolygonShape ? this.m_fixtureA.GetShape() : null), bA.m_xf, (this.m_fixtureB.GetShape() instanceof b2PolygonShape ? this.m_fixtureB.GetShape() : null), bB.m_xf);
-   }
-   b2PositionSolverManifold.b2PositionSolverManifold = function () {};
-   b2PositionSolverManifold.prototype.b2PositionSolverManifold = function () {
-      this.m_normal = new b2Vec2();
-      this.m_separations = new Vector_a2j_Number(b2Settings.b2_maxManifoldPoints);
-      this.m_points = new Vector(b2Settings.b2_maxManifoldPoints);
-      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
-         this.m_points[i] = new b2Vec2();
-      }
-   }
-   b2PositionSolverManifold.prototype.Initialize = function (cc) {
-      b2Settings.b2Assert(cc.pointCount > 0);
-      var i = 0;
-      var clipPointX = 0;
-      var clipPointY = 0;
-      var tMat;
-      var tVec;
-      var planePointX = 0;
-      var planePointY = 0;
-      switch (cc.type) {
-      case b2Manifold.e_circles:
-         {
-            tMat = cc.bodyA.m_xf.R;
-            tVec = cc.localPoint;
-            var pointAX = cc.bodyA.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-            var pointAY = cc.bodyA.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-            tMat = cc.bodyB.m_xf.R;
-            tVec = cc.points[0].localPoint;
-            var pointBX = cc.bodyB.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-            var pointBY = cc.bodyB.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-            var dX = pointBX - pointAX;
-            var dY = pointBY - pointAY;
-            var d2 = dX * dX + dY * dY;
-            if (d2 > Number.MIN_VALUE * Number.MIN_VALUE) {
-               var d = Math.sqrt(d2);
-               this.m_normal.x = dX / d;
-               this.m_normal.y = dY / d;
-            }
-            else {
-               this.m_normal.x = 1.0;
-               this.m_normal.y = 0.0;
-            }
-            this.m_points[0].x = 0.5 * (pointAX + pointBX);
-            this.m_points[0].y = 0.5 * (pointAY + pointBY);
-            this.m_separations[0] = dX * this.m_normal.x + dY * this.m_normal.y - cc.radius;
-         }
-         break;
-      case b2Manifold.e_faceA:
-         {
-            tMat = cc.bodyA.m_xf.R;
-            tVec = cc.localPlaneNormal;
-            this.m_normal.x = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-            this.m_normal.y = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-            tMat = cc.bodyA.m_xf.R;
-            tVec = cc.localPoint;
-            planePointX = cc.bodyA.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-            planePointY = cc.bodyA.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-            tMat = cc.bodyB.m_xf.R;
-            for (i = 0;
-            i < cc.pointCount; ++i) {
-               tVec = cc.points[i].localPoint;
-               clipPointX = cc.bodyB.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-               clipPointY = cc.bodyB.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-               this.m_separations[i] = (clipPointX - planePointX) * this.m_normal.x + (clipPointY - planePointY) * this.m_normal.y - cc.radius;
-               this.m_points[i].x = clipPointX;
-               this.m_points[i].y = clipPointY;
-            }
-         }
-         break;
-      case b2Manifold.e_faceB:
-         {
-            tMat = cc.bodyB.m_xf.R;
-            tVec = cc.localPlaneNormal;
-            this.m_normal.x = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-            this.m_normal.y = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-            tMat = cc.bodyB.m_xf.R;
-            tVec = cc.localPoint;
-            planePointX = cc.bodyB.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-            planePointY = cc.bodyB.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-            tMat = cc.bodyA.m_xf.R;
-            for (i = 0;
-            i < cc.pointCount; ++i) {
-               tVec = cc.points[i].localPoint;
-               clipPointX = cc.bodyA.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
-               clipPointY = cc.bodyA.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
-               this.m_separations[i] = (clipPointX - planePointX) * this.m_normal.x + (clipPointY - planePointY) * this.m_normal.y - cc.radius;
-               this.m_points[i].Set(clipPointX, clipPointY);
-            }
-            this.m_normal.x *= (-1);
-            this.m_normal.y *= (-1);
-         }
-         break;
-      }
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.Contacts.b2PositionSolverManifold.circlePointA = new b2Vec2();
-      Box2D.Dynamics.Contacts.b2PositionSolverManifold.circlePointB = new b2Vec2();
-   });
-})();
-(function () {
-   var b2Body = Box2D.Dynamics.b2Body,
-      b2BodyDef = Box2D.Dynamics.b2BodyDef,
-      b2ContactFilter = Box2D.Dynamics.b2ContactFilter,
-      b2ContactImpulse = Box2D.Dynamics.b2ContactImpulse,
-      b2ContactListener = Box2D.Dynamics.b2ContactListener,
-      b2ContactManager = Box2D.Dynamics.b2ContactManager,
-      b2DebugDraw = Box2D.Dynamics.b2DebugDraw,
-      b2DestructionListener = Box2D.Dynamics.b2DestructionListener,
-      b2FilterData = Box2D.Dynamics.b2FilterData,
-      b2Fixture = Box2D.Dynamics.b2Fixture,
-      b2FixtureDef = Box2D.Dynamics.b2FixtureDef,
-      b2Island = Box2D.Dynamics.b2Island,
-      b2TimeStep = Box2D.Dynamics.b2TimeStep,
-      b2World = Box2D.Dynamics.b2World,
-      b2Mat22 = Box2D.Common.Math.b2Mat22,
-      b2Mat33 = Box2D.Common.Math.b2Mat33,
-      b2Math = Box2D.Common.Math.b2Math,
-      b2Sweep = Box2D.Common.Math.b2Sweep,
-      b2Transform = Box2D.Common.Math.b2Transform,
-      b2Vec2 = Box2D.Common.Math.b2Vec2,
-      b2Vec3 = Box2D.Common.Math.b2Vec3,
-      b2Color = Box2D.Common.b2Color,
-      b2internal = Box2D.Common.b2internal,
-      b2Settings = Box2D.Common.b2Settings,
-      b2CircleShape = Box2D.Collision.Shapes.b2CircleShape,
-      b2EdgeChainDef = Box2D.Collision.Shapes.b2EdgeChainDef,
-      b2EdgeShape = Box2D.Collision.Shapes.b2EdgeShape,
-      b2MassData = Box2D.Collision.Shapes.b2MassData,
-      b2PolygonShape = Box2D.Collision.Shapes.b2PolygonShape,
-      b2Shape = Box2D.Collision.Shapes.b2Shape,
-      b2BuoyancyController = Box2D.Dynamics.Controllers.b2BuoyancyController,
-      b2ConstantAccelController = Box2D.Dynamics.Controllers.b2ConstantAccelController,
-      b2ConstantForceController = Box2D.Dynamics.Controllers.b2ConstantForceController,
-      b2Controller = Box2D.Dynamics.Controllers.b2Controller,
-      b2ControllerEdge = Box2D.Dynamics.Controllers.b2ControllerEdge,
-      b2GravityController = Box2D.Dynamics.Controllers.b2GravityController,
-      b2TensorDampingController = Box2D.Dynamics.Controllers.b2TensorDampingController;
-
-   Box2D.inherit(b2BuoyancyController, Box2D.Dynamics.Controllers.b2Controller);
-   b2BuoyancyController.prototype.__super = Box2D.Dynamics.Controllers.b2Controller.prototype;
-   b2BuoyancyController.b2BuoyancyController = function () {
-      Box2D.Dynamics.Controllers.b2Controller.b2Controller.apply(this, arguments);
-      this.normal = new b2Vec2(0, (-1));
-      this.offset = 0;
-      this.density = 0;
-      this.velocity = new b2Vec2(0, 0);
-      this.linearDrag = 2;
-      this.angularDrag = 1;
-      this.useDensity = false;
-      this.useWorldGravity = true;
-      this.gravity = null;
-   };
-   b2BuoyancyController.prototype.Step = function (step) {
-      if (!this.m_bodyList) return;
-      if (this.useWorldGravity) {
-         this.gravity = this.GetWorld().GetGravity().Copy();
-      }
-      for (var i = this.m_bodyList; i; i = i.nextBody) {
-         var body = i.body;
-         if (body.IsAwake() == false) {
-            continue;
-         }
-         var areac = new b2Vec2();
-         var massc = new b2Vec2();
-         var area = 0.0;
-         var mass = 0.0;
-         for (var fixture = body.GetFixtureList(); fixture; fixture = fixture.GetNext()) {
-            var sc = new b2Vec2();
-            var sarea = fixture.GetShape().ComputeSubmergedArea(this.normal, this.offset, body.GetTransform(), sc);
-            area += sarea;
-            areac.x += sarea * sc.x;
-            areac.y += sarea * sc.y;
-            var shapeDensity = 0;
-            if (this.useDensity) {
-               shapeDensity = 1;
-            }
-            else {
-               shapeDensity = 1;
-            }
-            mass += sarea * shapeDensity;
-            massc.x += sarea * sc.x * shapeDensity;
-            massc.y += sarea * sc.y * shapeDensity;
-         }
-         areac.x /= area;
-         areac.y /= area;
-         massc.x /= mass;
-         massc.y /= mass;
-         if (area < Number.MIN_VALUE) continue;
-         var buoyancyForce = this.gravity.GetNegative();
-         buoyancyForce.Multiply(this.density * area);
-         body.ApplyForce(buoyancyForce, massc);
-         var dragForce = body.GetLinearVelocityFromWorldPoint(areac);
-         dragForce.Subtract(this.velocity);
-         dragForce.Multiply((-this.linearDrag * area));
-         body.ApplyForce(dragForce, areac);
-         body.ApplyTorque((-body.GetInertia() / body.GetMass() * area * body.GetAngularVelocity() * this.angularDrag));
-      }
-   }
-   b2BuoyancyController.prototype.Draw = function (debugDraw) {
-      var r = 1000;
-      var p1 = new b2Vec2();
-      var p2 = new b2Vec2();
-      p1.x = this.normal.x * this.offset + this.normal.y * r;
-      p1.y = this.normal.y * this.offset - this.normal.x * r;
-      p2.x = this.normal.x * this.offset - this.normal.y * r;
-      p2.y = this.normal.y * this.offset + this.normal.x * r;
-      var color = new b2Color(0, 0, 1);
-      debugDraw.DrawSegment(p1, p2, color);
-   }
-   Box2D.inherit(b2ConstantAccelController, Box2D.Dynamics.Controllers.b2Controller);
-   b2ConstantAccelController.prototype.__super = Box2D.Dynamics.Controllers.b2Controller.prototype;
-   b2ConstantAccelController.b2ConstantAccelController = function () {
-      Box2D.Dynamics.Controllers.b2Controller.b2Controller.apply(this, arguments);
-      this.A = new b2Vec2(0, 0);
-   };
-   b2ConstantAccelController.prototype.Step = function (step) {
-      var smallA = new b2Vec2(this.A.x * step.dt, this.A.y * step.dt);
-      for (var i = this.m_bodyList; i; i = i.nextBody) {
-         var body = i.body;
-         if (!body.IsAwake()) continue;
-         body.SetLinearVelocity(new b2Vec2(body.GetLinearVelocity().x + smallA.x, body.GetLinearVelocity().y + smallA.y));
-      }
-   }
-   Box2D.inherit(b2ConstantForceController, Box2D.Dynamics.Controllers.b2Controller);
-   b2ConstantForceController.prototype.__super = Box2D.Dynamics.Controllers.b2Controller.prototype;
-   b2ConstantForceController.b2ConstantForceController = function () {
-      Box2D.Dynamics.Controllers.b2Controller.b2Controller.apply(this, arguments);
-      this.F = new b2Vec2(0, 0);
-   };
-   b2ConstantForceController.prototype.Step = function (step) {
-      for (var i = this.m_bodyList; i; i = i.nextBody) {
-         var body = i.body;
-         if (!body.IsAwake()) continue;
-         body.ApplyForce(this.F, body.GetWorldCenter());
-      }
-   }
-   b2Controller.b2Controller = function () {};
-   b2Controller.prototype.Step = function (step) {}
-   b2Controller.prototype.Draw = function (debugDraw) {}
-   b2Controller.prototype.AddBody = function (body) {
-      var edge = new b2ControllerEdge();
-      edge.controller = this;
-      edge.body = body;
-      edge.nextBody = this.m_bodyList;
-      edge.prevBody = null;
-      this.m_bodyList = edge;
-      if (edge.nextBody) edge.nextBody.prevBody = edge;
-      this.m_bodyCount++;
-      edge.nextController = body.m_controllerList;
-      edge.prevController = null;
-      body.m_controllerList = edge;
-      if (edge.nextController) edge.nextController.prevController = edge;
-      body.m_controllerCount++;
-   }
-   b2Controller.prototype.RemoveBody = function (body) {
-      var edge = body.m_controllerList;
-      while (edge && edge.controller != this)
-      edge = edge.nextController;
-      if (edge.prevBody) edge.prevBody.nextBody = edge.nextBody;
-      if (edge.nextBody) edge.nextBody.prevBody = edge.prevBody;
-      if (edge.nextController) edge.nextController.prevController = edge.prevController;
-      if (edge.prevController) edge.prevController.nextController = edge.nextController;
-      if (this.m_bodyList == edge) this.m_bodyList = edge.nextBody;
-      if (body.m_controllerList == edge) body.m_controllerList = edge.nextController;
-      body.m_controllerCount--;
-      this.m_bodyCount--;
-   }
-   b2Controller.prototype.Clear = function () {
-      while (this.m_bodyList)
-      this.RemoveBody(this.m_bodyList.body);
-   }
-   b2Controller.prototype.GetNext = function () {
-      return this.m_next;
-   }
-   b2Controller.prototype.GetWorld = function () {
-      return this.m_world;
-   }
-   b2Controller.prototype.GetBodyList = function () {
-      return this.m_bodyList;
-   }
-   b2ControllerEdge.b2ControllerEdge = function () {};
-   Box2D.inherit(b2GravityController, Box2D.Dynamics.Controllers.b2Controller);
-   b2GravityController.prototype.__super = Box2D.Dynamics.Controllers.b2Controller.prototype;
-   b2GravityController.b2GravityController = function () {
-      Box2D.Dynamics.Controllers.b2Controller.b2Controller.apply(this, arguments);
-      this.G = 1;
-      this.invSqr = true;
-   };
-   b2GravityController.prototype.Step = function (step) {
-      var i = null;
-      var body1 = null;
-      var p1 = null;
-      var mass1 = 0;
-      var j = null;
-      var body2 = null;
-      var p2 = null;
-      var dx = 0;
-      var dy = 0;
-      var r2 = 0;
-      var f = null;
-      if (this.invSqr) {
-         for (i = this.m_bodyList;
-         i; i = i.nextBody) {
-            body1 = i.body;
-            p1 = body1.GetWorldCenter();
-            mass1 = body1.GetMass();
-            for (j = this.m_bodyList;
-            j != i; j = j.nextBody) {
-               body2 = j.body;
-               p2 = body2.GetWorldCenter();
-               dx = p2.x - p1.x;
-               dy = p2.y - p1.y;
-               r2 = dx * dx + dy * dy;
-               if (r2 < Number.MIN_VALUE) continue;
-               f = new b2Vec2(dx, dy);
-               f.Multiply(this.G / r2 / Math.sqrt(r2) * mass1 * body2.GetMass());
-               if (body1.IsAwake()) body1.ApplyForce(f, p1);
-               f.Multiply((-1));
-               if (body2.IsAwake()) body2.ApplyForce(f, p2);
-            }
-         }
-      }
-      else {
-         for (i = this.m_bodyList;
-         i; i = i.nextBody) {
-            body1 = i.body;
-            p1 = body1.GetWorldCenter();
-            mass1 = body1.GetMass();
-            for (j = this.m_bodyList;
-            j != i; j = j.nextBody) {
-               body2 = j.body;
-               p2 = body2.GetWorldCenter();
-               dx = p2.x - p1.x;
-               dy = p2.y - p1.y;
-               r2 = dx * dx + dy * dy;
-               if (r2 < Number.MIN_VALUE) continue;
-               f = new b2Vec2(dx, dy);
-               f.Multiply(this.G / r2 * mass1 * body2.GetMass());
-               if (body1.IsAwake()) body1.ApplyForce(f, p1);
-               f.Multiply((-1));
-               if (body2.IsAwake()) body2.ApplyForce(f, p2);
-            }
-         }
-      }
-   }
-   Box2D.inherit(b2TensorDampingController, Box2D.Dynamics.Controllers.b2Controller);
-   b2TensorDampingController.prototype.__super = Box2D.Dynamics.Controllers.b2Controller.prototype;
-   b2TensorDampingController.b2TensorDampingController = function () {
-      Box2D.Dynamics.Controllers.b2Controller.b2Controller.apply(this, arguments);
-      this.T = new b2Mat22();
-      this.maxTimestep = 0;
-   };
-   b2TensorDampingController.prototype.SetAxisAligned = function (xDamping, yDamping) {
-      if (xDamping === undefined) xDamping = 0;
-      if (yDamping === undefined) yDamping = 0;
-      this.T.col1.x = (-xDamping);
-      this.T.col1.y = 0;
-      this.T.col2.x = 0;
-      this.T.col2.y = (-yDamping);
-      if (xDamping > 0 || yDamping > 0) {
-         this.maxTimestep = 1 / Math.max(xDamping, yDamping);
-      }
-      else {
-         this.maxTimestep = 0;
-      }
-   }
-   b2TensorDampingController.prototype.Step = function (step) {
-      var timestep = step.dt;
-      if (timestep <= Number.MIN_VALUE) return;
-      if (timestep > this.maxTimestep && this.maxTimestep > 0) timestep = this.maxTimestep;
-      for (var i = this.m_bodyList; i; i = i.nextBody) {
-         var body = i.body;
-         if (!body.IsAwake()) {
-            continue;
-         }
-         var damping = body.GetWorldVector(b2Math.MulMV(this.T, body.GetLocalVector(body.GetLinearVelocity())));
-         body.SetLinearVelocity(new b2Vec2(body.GetLinearVelocity().x + damping.x * timestep, body.GetLinearVelocity().y + damping.y * timestep));
-      }
-   }
-})();
-(function () {
-   var b2Color = Box2D.Common.b2Color,
-      b2internal = Box2D.Common.b2internal,
-      b2Settings = Box2D.Common.b2Settings,
-      b2Mat22 = Box2D.Common.Math.b2Mat22,
-      b2Mat33 = Box2D.Common.Math.b2Mat33,
-      b2Math = Box2D.Common.Math.b2Math,
-      b2Sweep = Box2D.Common.Math.b2Sweep,
-      b2Transform = Box2D.Common.Math.b2Transform,
-      b2Vec2 = Box2D.Common.Math.b2Vec2,
-      b2Vec3 = Box2D.Common.Math.b2Vec3,
-      b2DistanceJoint = Box2D.Dynamics.Joints.b2DistanceJoint,
-      b2DistanceJointDef = Box2D.Dynamics.Joints.b2DistanceJointDef,
-      b2FrictionJoint = Box2D.Dynamics.Joints.b2FrictionJoint,
-      b2FrictionJointDef = Box2D.Dynamics.Joints.b2FrictionJointDef,
-      b2GearJoint = Box2D.Dynamics.Joints.b2GearJoint,
-      b2GearJointDef = Box2D.Dynamics.Joints.b2GearJointDef,
-      b2Jacobian = Box2D.Dynamics.Joints.b2Jacobian,
-      b2Joint = Box2D.Dynamics.Joints.b2Joint,
-      b2JointDef = Box2D.Dynamics.Joints.b2JointDef,
-      b2JointEdge = Box2D.Dynamics.Joints.b2JointEdge,
-      b2LineJoint = Box2D.Dynamics.Joints.b2LineJoint,
-      b2LineJointDef = Box2D.Dynamics.Joints.b2LineJointDef,
-      b2MouseJoint = Box2D.Dynamics.Joints.b2MouseJoint,
-      b2MouseJointDef = Box2D.Dynamics.Joints.b2MouseJointDef,
-      b2PrismaticJoint = Box2D.Dynamics.Joints.b2PrismaticJoint,
-      b2PrismaticJointDef = Box2D.Dynamics.Joints.b2PrismaticJointDef,
-      b2PulleyJoint = Box2D.Dynamics.Joints.b2PulleyJoint,
-      b2PulleyJointDef = Box2D.Dynamics.Joints.b2PulleyJointDef,
-      b2RevoluteJoint = Box2D.Dynamics.Joints.b2RevoluteJoint,
-      b2RevoluteJointDef = Box2D.Dynamics.Joints.b2RevoluteJointDef,
-      b2WeldJoint = Box2D.Dynamics.Joints.b2WeldJoint,
-      b2WeldJointDef = Box2D.Dynamics.Joints.b2WeldJointDef,
-      b2Body = Box2D.Dynamics.b2Body,
-      b2BodyDef = Box2D.Dynamics.b2BodyDef,
-      b2ContactFilter = Box2D.Dynamics.b2ContactFilter,
-      b2ContactImpulse = Box2D.Dynamics.b2ContactImpulse,
-      b2ContactListener = Box2D.Dynamics.b2ContactListener,
-      b2ContactManager = Box2D.Dynamics.b2ContactManager,
-      b2DebugDraw = Box2D.Dynamics.b2DebugDraw,
-      b2DestructionListener = Box2D.Dynamics.b2DestructionListener,
-      b2FilterData = Box2D.Dynamics.b2FilterData,
-      b2Fixture = Box2D.Dynamics.b2Fixture,
-      b2FixtureDef = Box2D.Dynamics.b2FixtureDef,
-      b2Island = Box2D.Dynamics.b2Island,
-      b2TimeStep = Box2D.Dynamics.b2TimeStep,
-      b2World = Box2D.Dynamics.b2World;
-
-   Box2D.inherit(b2DistanceJoint, Box2D.Dynamics.Joints.b2Joint);
-   b2DistanceJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
-   b2DistanceJoint.b2DistanceJoint = function () {
-      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
-      this.m_localAnchor1 = new b2Vec2();
-      this.m_localAnchor2 = new b2Vec2();
-      this.m_u = new b2Vec2();
-   };
-   b2DistanceJoint.prototype.GetAnchorA = function () {
-      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
-   }
-   b2DistanceJoint.prototype.GetAnchorB = function () {
-      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
-   }
-   b2DistanceJoint.prototype.GetReactionForce = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return new b2Vec2(inv_dt * this.m_impulse * this.m_u.x, inv_dt * this.m_impulse * this.m_u.y);
-   }
-   b2DistanceJoint.prototype.GetReactionTorque = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return 0.0;
-   }
-   b2DistanceJoint.prototype.GetLength = function () {
-      return this.m_length;
-   }
-   b2DistanceJoint.prototype.SetLength = function (length) {
-      if (length === undefined) length = 0;
-      this.m_length = length;
-   }
-   b2DistanceJoint.prototype.GetFrequency = function () {
-      return this.m_frequencyHz;
-   }
-   b2DistanceJoint.prototype.SetFrequency = function (hz) {
-      if (hz === undefined) hz = 0;
-      this.m_frequencyHz = hz;
-   }
-   b2DistanceJoint.prototype.GetDampingRatio = function () {
-      return this.m_dampingRatio;
-   }
-   b2DistanceJoint.prototype.SetDampingRatio = function (ratio) {
-      if (ratio === undefined) ratio = 0;
-      this.m_dampingRatio = ratio;
-   }
-   b2DistanceJoint.prototype.b2DistanceJoint = function (def) {
-      this.__super.b2Joint.call(this, def);
-      var tMat;
-      var tX = 0;
-      var tY = 0;
-      this.m_localAnchor1.SetV(def.localAnchorA);
-      this.m_localAnchor2.SetV(def.localAnchorB);
-      this.m_length = def.length;
-      this.m_frequencyHz = def.frequencyHz;
-      this.m_dampingRatio = def.dampingRatio;
-      this.m_impulse = 0.0;
-      this.m_gamma = 0.0;
-      this.m_bias = 0.0;
-   }
-   b2DistanceJoint.prototype.InitVelocityConstraints = function (step) {
-      var tMat;
-      var tX = 0;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      tMat = bA.m_xf.R;
-      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = bB.m_xf.R;
-      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      this.m_u.x = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
-      this.m_u.y = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
-      var length = Math.sqrt(this.m_u.x * this.m_u.x + this.m_u.y * this.m_u.y);
-      if (length > b2Settings.b2_linearSlop) {
-         this.m_u.Multiply(1.0 / length);
-      }
-      else {
-         this.m_u.SetZero();
-      }
-      var cr1u = (r1X * this.m_u.y - r1Y * this.m_u.x);
-      var cr2u = (r2X * this.m_u.y - r2Y * this.m_u.x);
-      var invMass = bA.m_invMass + bA.m_invI * cr1u * cr1u + bB.m_invMass + bB.m_invI * cr2u * cr2u;
-      this.m_mass = invMass != 0.0 ? 1.0 / invMass : 0.0;
-      if (this.m_frequencyHz > 0.0) {
-         var C = length - this.m_length;
-         var omega = 2.0 * Math.PI * this.m_frequencyHz;
-         var d = 2.0 * this.m_mass * this.m_dampingRatio * omega;
-         var k = this.m_mass * omega * omega;
-         this.m_gamma = step.dt * (d + step.dt * k);
-         this.m_gamma = this.m_gamma != 0.0 ? 1 / this.m_gamma : 0.0;
-         this.m_bias = C * step.dt * k * this.m_gamma;
-         this.m_mass = invMass + this.m_gamma;
-         this.m_mass = this.m_mass != 0.0 ? 1.0 / this.m_mass : 0.0;
-      }
-      if (step.warmStarting) {
-         this.m_impulse *= step.dtRatio;
-         var PX = this.m_impulse * this.m_u.x;
-         var PY = this.m_impulse * this.m_u.y;
-         bA.m_linearVelocity.x -= bA.m_invMass * PX;
-         bA.m_linearVelocity.y -= bA.m_invMass * PY;
-         bA.m_angularVelocity -= bA.m_invI * (r1X * PY - r1Y * PX);
-         bB.m_linearVelocity.x += bB.m_invMass * PX;
-         bB.m_linearVelocity.y += bB.m_invMass * PY;
-         bB.m_angularVelocity += bB.m_invI * (r2X * PY - r2Y * PX);
-      }
-      else {
-         this.m_impulse = 0.0;
-      }
-   }
-   b2DistanceJoint.prototype.SolveVelocityConstraints = function (step) {
-      var tMat;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      tMat = bA.m_xf.R;
-      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = bB.m_xf.R;
-      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      var v1X = bA.m_linearVelocity.x + ((-bA.m_angularVelocity * r1Y));
-      var v1Y = bA.m_linearVelocity.y + (bA.m_angularVelocity * r1X);
-      var v2X = bB.m_linearVelocity.x + ((-bB.m_angularVelocity * r2Y));
-      var v2Y = bB.m_linearVelocity.y + (bB.m_angularVelocity * r2X);
-      var Cdot = (this.m_u.x * (v2X - v1X) + this.m_u.y * (v2Y - v1Y));
-      var impulse = (-this.m_mass * (Cdot + this.m_bias + this.m_gamma * this.m_impulse));
-      this.m_impulse += impulse;
-      var PX = impulse * this.m_u.x;
-      var PY = impulse * this.m_u.y;
-      bA.m_linearVelocity.x -= bA.m_invMass * PX;
-      bA.m_linearVelocity.y -= bA.m_invMass * PY;
-      bA.m_angularVelocity -= bA.m_invI * (r1X * PY - r1Y * PX);
-      bB.m_linearVelocity.x += bB.m_invMass * PX;
-      bB.m_linearVelocity.y += bB.m_invMass * PY;
-      bB.m_angularVelocity += bB.m_invI * (r2X * PY - r2Y * PX);
-   }
-   b2DistanceJoint.prototype.SolvePositionConstraints = function (baumgarte) {
-      if (baumgarte === undefined) baumgarte = 0;
-      var tMat;
-      if (this.m_frequencyHz > 0.0) {
-         return true;
-      }
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      tMat = bA.m_xf.R;
-      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = bB.m_xf.R;
-      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      var dX = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
-      var dY = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
-      var length = Math.sqrt(dX * dX + dY * dY);
-      dX /= length;
-      dY /= length;
-      var C = length - this.m_length;
-      C = b2Math.Clamp(C, (-b2Settings.b2_maxLinearCorrection), b2Settings.b2_maxLinearCorrection);
-      var impulse = (-this.m_mass * C);
-      this.m_u.Set(dX, dY);
-      var PX = impulse * this.m_u.x;
-      var PY = impulse * this.m_u.y;
-      bA.m_sweep.c.x -= bA.m_invMass * PX;
-      bA.m_sweep.c.y -= bA.m_invMass * PY;
-      bA.m_sweep.a -= bA.m_invI * (r1X * PY - r1Y * PX);
-      bB.m_sweep.c.x += bB.m_invMass * PX;
-      bB.m_sweep.c.y += bB.m_invMass * PY;
-      bB.m_sweep.a += bB.m_invI * (r2X * PY - r2Y * PX);
-      bA.SynchronizeTransform();
-      bB.SynchronizeTransform();
-      return b2Math.Abs(C) < b2Settings.b2_linearSlop;
-   }
-   Box2D.inherit(b2DistanceJointDef, Box2D.Dynamics.Joints.b2JointDef);
-   b2DistanceJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
-   b2DistanceJointDef.b2DistanceJointDef = function () {
-      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
-      this.localAnchorA = new b2Vec2();
-      this.localAnchorB = new b2Vec2();
-   };
-   b2DistanceJointDef.prototype.b2DistanceJointDef = function () {
-      this.__super.b2JointDef.call(this);
-      this.type = b2Joint.e_distanceJoint;
-      this.length = 1.0;
-      this.frequencyHz = 0.0;
-      this.dampingRatio = 0.0;
-   }
-   b2DistanceJointDef.prototype.Initialize = function (bA, bB, anchorA, anchorB) {
-      this.bodyA = bA;
-      this.bodyB = bB;
-      this.localAnchorA.SetV(this.bodyA.GetLocalPoint(anchorA));
-      this.localAnchorB.SetV(this.bodyB.GetLocalPoint(anchorB));
-      var dX = anchorB.x - anchorA.x;
-      var dY = anchorB.y - anchorA.y;
-      this.length = Math.sqrt(dX * dX + dY * dY);
-      this.frequencyHz = 0.0;
-      this.dampingRatio = 0.0;
-   }
-   Box2D.inherit(b2FrictionJoint, Box2D.Dynamics.Joints.b2Joint);
-   b2FrictionJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
-   b2FrictionJoint.b2FrictionJoint = function () {
-      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
-      this.m_localAnchorA = new b2Vec2();
-      this.m_localAnchorB = new b2Vec2();
-      this.m_linearMass = new b2Mat22();
-      this.m_linearImpulse = new b2Vec2();
-   };
-   b2FrictionJoint.prototype.GetAnchorA = function () {
-      return this.m_bodyA.GetWorldPoint(this.m_localAnchorA);
-   }
-   b2FrictionJoint.prototype.GetAnchorB = function () {
-      return this.m_bodyB.GetWorldPoint(this.m_localAnchorB);
-   }
-   b2FrictionJoint.prototype.GetReactionForce = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return new b2Vec2(inv_dt * this.m_linearImpulse.x, inv_dt * this.m_linearImpulse.y);
-   }
-   b2FrictionJoint.prototype.GetReactionTorque = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return inv_dt * this.m_angularImpulse;
-   }
-   b2FrictionJoint.prototype.SetMaxForce = function (force) {
-      if (force === undefined) force = 0;
-      this.m_maxForce = force;
-   }
-   b2FrictionJoint.prototype.GetMaxForce = function () {
-      return this.m_maxForce;
-   }
-   b2FrictionJoint.prototype.SetMaxTorque = function (torque) {
-      if (torque === undefined) torque = 0;
-      this.m_maxTorque = torque;
-   }
-   b2FrictionJoint.prototype.GetMaxTorque = function () {
-      return this.m_maxTorque;
-   }
-   b2FrictionJoint.prototype.b2FrictionJoint = function (def) {
-      this.__super.b2Joint.call(this, def);
-      this.m_localAnchorA.SetV(def.localAnchorA);
-      this.m_localAnchorB.SetV(def.localAnchorB);
-      this.m_linearMass.SetZero();
-      this.m_angularMass = 0.0;
-      this.m_linearImpulse.SetZero();
-      this.m_angularImpulse = 0.0;
-      this.m_maxForce = def.maxForce;
-      this.m_maxTorque = def.maxTorque;
-   }
-   b2FrictionJoint.prototype.InitVelocityConstraints = function (step) {
-      var tMat;
-      var tX = 0;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      tMat = bA.m_xf.R;
-      var rAX = this.m_localAnchorA.x - bA.m_sweep.localCenter.x;
-      var rAY = this.m_localAnchorA.y - bA.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * rAX + tMat.col2.x * rAY);
-      rAY = (tMat.col1.y * rAX + tMat.col2.y * rAY);
-      rAX = tX;
-      tMat = bB.m_xf.R;
-      var rBX = this.m_localAnchorB.x - bB.m_sweep.localCenter.x;
-      var rBY = this.m_localAnchorB.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * rBX + tMat.col2.x * rBY);
-      rBY = (tMat.col1.y * rBX + tMat.col2.y * rBY);
-      rBX = tX;
-      var mA = bA.m_invMass;
-      var mB = bB.m_invMass;
-      var iA = bA.m_invI;
-      var iB = bB.m_invI;
-      var K = new b2Mat22();
-      K.col1.x = mA + mB;
-      K.col2.x = 0.0;
-      K.col1.y = 0.0;
-      K.col2.y = mA + mB;
-      K.col1.x += iA * rAY * rAY;
-      K.col2.x += (-iA * rAX * rAY);
-      K.col1.y += (-iA * rAX * rAY);
-      K.col2.y += iA * rAX * rAX;
-      K.col1.x += iB * rBY * rBY;
-      K.col2.x += (-iB * rBX * rBY);
-      K.col1.y += (-iB * rBX * rBY);
-      K.col2.y += iB * rBX * rBX;
-      K.GetInverse(this.m_linearMass);
-      this.m_angularMass = iA + iB;
-      if (this.m_angularMass > 0.0) {
-         this.m_angularMass = 1.0 / this.m_angularMass;
-      }
-      if (step.warmStarting) {
-         this.m_linearImpulse.x *= step.dtRatio;
-         this.m_linearImpulse.y *= step.dtRatio;
-         this.m_angularImpulse *= step.dtRatio;
-         var P = this.m_linearImpulse;
-         bA.m_linearVelocity.x -= mA * P.x;
-         bA.m_linearVelocity.y -= mA * P.y;
-         bA.m_angularVelocity -= iA * (rAX * P.y - rAY * P.x + this.m_angularImpulse);
-         bB.m_linearVelocity.x += mB * P.x;
-         bB.m_linearVelocity.y += mB * P.y;
-         bB.m_angularVelocity += iB * (rBX * P.y - rBY * P.x + this.m_angularImpulse);
-      }
-      else {
-         this.m_linearImpulse.SetZero();
-         this.m_angularImpulse = 0.0;
-      }
-   }
-   b2FrictionJoint.prototype.SolveVelocityConstraints = function (step) {
-      var tMat;
-      var tX = 0;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var vA = bA.m_linearVelocity;
-      var wA = bA.m_angularVelocity;
-      var vB = bB.m_linearVelocity;
-      var wB = bB.m_angularVelocity;
-      var mA = bA.m_invMass;
-      var mB = bB.m_invMass;
-      var iA = bA.m_invI;
-      var iB = bB.m_invI;
-      tMat = bA.m_xf.R;
-      var rAX = this.m_localAnchorA.x - bA.m_sweep.localCenter.x;
-      var rAY = this.m_localAnchorA.y - bA.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * rAX + tMat.col2.x * rAY);
-      rAY = (tMat.col1.y * rAX + tMat.col2.y * rAY);
-      rAX = tX;
-      tMat = bB.m_xf.R;
-      var rBX = this.m_localAnchorB.x - bB.m_sweep.localCenter.x;
-      var rBY = this.m_localAnchorB.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * rBX + tMat.col2.x * rBY);
-      rBY = (tMat.col1.y * rBX + tMat.col2.y * rBY);
-      rBX = tX;
-      var maxImpulse = 0; {
-         var Cdot = wB - wA;
-         var impulse = (-this.m_angularMass * Cdot);
-         var oldImpulse = this.m_angularImpulse;
-         maxImpulse = step.dt * this.m_maxTorque;
-         this.m_angularImpulse = b2Math.Clamp(this.m_angularImpulse + impulse, (-maxImpulse), maxImpulse);
-         impulse = this.m_angularImpulse - oldImpulse;
-         wA -= iA * impulse;
-         wB += iB * impulse;
-      } {
-         var CdotX = vB.x - wB * rBY - vA.x + wA * rAY;
-         var CdotY = vB.y + wB * rBX - vA.y - wA * rAX;
-         var impulseV = b2Math.MulMV(this.m_linearMass, new b2Vec2((-CdotX), (-CdotY)));
-         var oldImpulseV = this.m_linearImpulse.Copy();
-         this.m_linearImpulse.Add(impulseV);
-         maxImpulse = step.dt * this.m_maxForce;
-         if (this.m_linearImpulse.LengthSquared() > maxImpulse * maxImpulse) {
-            this.m_linearImpulse.Normalize();
-            this.m_linearImpulse.Multiply(maxImpulse);
-         }
-         impulseV = b2Math.SubtractVV(this.m_linearImpulse, oldImpulseV);
-         vA.x -= mA * impulseV.x;
-         vA.y -= mA * impulseV.y;
-         wA -= iA * (rAX * impulseV.y - rAY * impulseV.x);
-         vB.x += mB * impulseV.x;
-         vB.y += mB * impulseV.y;
-         wB += iB * (rBX * impulseV.y - rBY * impulseV.x);
-      }
-      bA.m_angularVelocity = wA;
-      bB.m_angularVelocity = wB;
-   }
-   b2FrictionJoint.prototype.SolvePositionConstraints = function (baumgarte) {
-      if (baumgarte === undefined) baumgarte = 0;
-      return true;
-   }
-   Box2D.inherit(b2FrictionJointDef, Box2D.Dynamics.Joints.b2JointDef);
-   b2FrictionJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
-   b2FrictionJointDef.b2FrictionJointDef = function () {
-      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
-      this.localAnchorA = new b2Vec2();
-      this.localAnchorB = new b2Vec2();
-   };
-   b2FrictionJointDef.prototype.b2FrictionJointDef = function () {
-      this.__super.b2JointDef.call(this);
-      this.type = b2Joint.e_frictionJoint;
-      this.maxForce = 0.0;
-      this.maxTorque = 0.0;
-   }
-   b2FrictionJointDef.prototype.Initialize = function (bA, bB, anchor) {
-      this.bodyA = bA;
-      this.bodyB = bB;
-      this.localAnchorA.SetV(this.bodyA.GetLocalPoint(anchor));
-      this.localAnchorB.SetV(this.bodyB.GetLocalPoint(anchor));
-   }
-   Box2D.inherit(b2GearJoint, Box2D.Dynamics.Joints.b2Joint);
-   b2GearJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
-   b2GearJoint.b2GearJoint = function () {
-      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
-      this.m_groundAnchor1 = new b2Vec2();
-      this.m_groundAnchor2 = new b2Vec2();
-      this.m_localAnchor1 = new b2Vec2();
-      this.m_localAnchor2 = new b2Vec2();
-      this.m_J = new b2Jacobian();
-   };
-   b2GearJoint.prototype.GetAnchorA = function () {
-      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
-   }
-   b2GearJoint.prototype.GetAnchorB = function () {
-      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
-   }
-   b2GearJoint.prototype.GetReactionForce = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return new b2Vec2(inv_dt * this.m_impulse * this.m_J.linearB.x, inv_dt * this.m_impulse * this.m_J.linearB.y);
-   }
-   b2GearJoint.prototype.GetReactionTorque = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      var tMat = this.m_bodyB.m_xf.R;
-      var rX = this.m_localAnchor1.x - this.m_bodyB.m_sweep.localCenter.x;
-      var rY = this.m_localAnchor1.y - this.m_bodyB.m_sweep.localCenter.y;
-      var tX = tMat.col1.x * rX + tMat.col2.x * rY;
-      rY = tMat.col1.y * rX + tMat.col2.y * rY;
-      rX = tX;
-      var PX = this.m_impulse * this.m_J.linearB.x;
-      var PY = this.m_impulse * this.m_J.linearB.y;
-      return inv_dt * (this.m_impulse * this.m_J.angularB - rX * PY + rY * PX);
-   }
-   b2GearJoint.prototype.GetRatio = function () {
-      return this.m_ratio;
-   }
-   b2GearJoint.prototype.SetRatio = function (ratio) {
-      if (ratio === undefined) ratio = 0;
-      this.m_ratio = ratio;
-   }
-   b2GearJoint.prototype.b2GearJoint = function (def) {
-      this.__super.b2Joint.call(this, def);
-      var type1 = parseInt(def.joint1.m_type);
-      var type2 = parseInt(def.joint2.m_type);
-      this.m_revolute1 = null;
-      this.m_prismatic1 = null;
-      this.m_revolute2 = null;
-      this.m_prismatic2 = null;
-      var coordinate1 = 0;
-      var coordinate2 = 0;
-      this.m_ground1 = def.joint1.GetBodyA();
-      this.m_bodyA = def.joint1.GetBodyB();
-      if (type1 == b2Joint.e_revoluteJoint) {
-         this.m_revolute1 = (def.joint1 instanceof b2RevoluteJoint ? def.joint1 : null);
-         this.m_groundAnchor1.SetV(this.m_revolute1.m_localAnchor1);
-         this.m_localAnchor1.SetV(this.m_revolute1.m_localAnchor2);
-         coordinate1 = this.m_revolute1.GetJointAngle();
-      }
-      else {
-         this.m_prismatic1 = (def.joint1 instanceof b2PrismaticJoint ? def.joint1 : null);
-         this.m_groundAnchor1.SetV(this.m_prismatic1.m_localAnchor1);
-         this.m_localAnchor1.SetV(this.m_prismatic1.m_localAnchor2);
-         coordinate1 = this.m_prismatic1.GetJointTranslation();
-      }
-      this.m_ground2 = def.joint2.GetBodyA();
-      this.m_bodyB = def.joint2.GetBodyB();
-      if (type2 == b2Joint.e_revoluteJoint) {
-         this.m_revolute2 = (def.joint2 instanceof b2RevoluteJoint ? def.joint2 : null);
-         this.m_groundAnchor2.SetV(this.m_revolute2.m_localAnchor1);
-         this.m_localAnchor2.SetV(this.m_revolute2.m_localAnchor2);
-         coordinate2 = this.m_revolute2.GetJointAngle();
-      }
-      else {
-         this.m_prismatic2 = (def.joint2 instanceof b2PrismaticJoint ? def.joint2 : null);
-         this.m_groundAnchor2.SetV(this.m_prismatic2.m_localAnchor1);
-         this.m_localAnchor2.SetV(this.m_prismatic2.m_localAnchor2);
-         coordinate2 = this.m_prismatic2.GetJointTranslation();
-      }
-      this.m_ratio = def.ratio;
-      this.m_constant = coordinate1 + this.m_ratio * coordinate2;
-      this.m_impulse = 0.0;
-   }
-   b2GearJoint.prototype.InitVelocityConstraints = function (step) {
-      var g1 = this.m_ground1;
-      var g2 = this.m_ground2;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var ugX = 0;
-      var ugY = 0;
-      var rX = 0;
-      var rY = 0;
-      var tMat;
-      var tVec;
-      var crug = 0;
-      var tX = 0;
-      var K = 0.0;
-      this.m_J.SetZero();
-      if (this.m_revolute1) {
-         this.m_J.angularA = (-1.0);
-         K += bA.m_invI;
-      }
-      else {
-         tMat = g1.m_xf.R;
-         tVec = this.m_prismatic1.m_localXAxis1;
-         ugX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-         ugY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-         tMat = bA.m_xf.R;
-         rX = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-         rY = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-         tX = tMat.col1.x * rX + tMat.col2.x * rY;
-         rY = tMat.col1.y * rX + tMat.col2.y * rY;
-         rX = tX;
-         crug = rX * ugY - rY * ugX;
-         this.m_J.linearA.Set((-ugX), (-ugY));
-         this.m_J.angularA = (-crug);
-         K += bA.m_invMass + bA.m_invI * crug * crug;
-      }
-      if (this.m_revolute2) {
-         this.m_J.angularB = (-this.m_ratio);
-         K += this.m_ratio * this.m_ratio * bB.m_invI;
-      }
-      else {
-         tMat = g2.m_xf.R;
-         tVec = this.m_prismatic2.m_localXAxis1;
-         ugX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
-         ugY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
-         tMat = bB.m_xf.R;
-         rX = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-         rY = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-         tX = tMat.col1.x * rX + tMat.col2.x * rY;
-         rY = tMat.col1.y * rX + tMat.col2.y * rY;
-         rX = tX;
-         crug = rX * ugY - rY * ugX;
-         this.m_J.linearB.Set((-this.m_ratio * ugX), (-this.m_ratio * ugY));
-         this.m_J.angularB = (-this.m_ratio * crug);
-         K += this.m_ratio * this.m_ratio * (bB.m_invMass + bB.m_invI * crug * crug);
-      }
-      this.m_mass = K > 0.0 ? 1.0 / K : 0.0;
-      if (step.warmStarting) {
-         bA.m_linearVelocity.x += bA.m_invMass * this.m_impulse * this.m_J.linearA.x;
-         bA.m_linearVelocity.y += bA.m_invMass * this.m_impulse * this.m_J.linearA.y;
-         bA.m_angularVelocity += bA.m_invI * this.m_impulse * this.m_J.angularA;
-         bB.m_linearVelocity.x += bB.m_invMass * this.m_impulse * this.m_J.linearB.x;
-         bB.m_linearVelocity.y += bB.m_invMass * this.m_impulse * this.m_J.linearB.y;
-         bB.m_angularVelocity += bB.m_invI * this.m_impulse * this.m_J.angularB;
-      }
-      else {
-         this.m_impulse = 0.0;
-      }
-   }
-   b2GearJoint.prototype.SolveVelocityConstraints = function (step) {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var Cdot = this.m_J.Compute(bA.m_linearVelocity, bA.m_angularVelocity, bB.m_linearVelocity, bB.m_angularVelocity);
-      var impulse = (-this.m_mass * Cdot);
-      this.m_impulse += impulse;
-      bA.m_linearVelocity.x += bA.m_invMass * impulse * this.m_J.linearA.x;
-      bA.m_linearVelocity.y += bA.m_invMass * impulse * this.m_J.linearA.y;
-      bA.m_angularVelocity += bA.m_invI * impulse * this.m_J.angularA;
-      bB.m_linearVelocity.x += bB.m_invMass * impulse * this.m_J.linearB.x;
-      bB.m_linearVelocity.y += bB.m_invMass * impulse * this.m_J.linearB.y;
-      bB.m_angularVelocity += bB.m_invI * impulse * this.m_J.angularB;
-   }
-   b2GearJoint.prototype.SolvePositionConstraints = function (baumgarte) {
-      if (baumgarte === undefined) baumgarte = 0;
-      var linearError = 0.0;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var coordinate1 = 0;
-      var coordinate2 = 0;
-      if (this.m_revolute1) {
-         coordinate1 = this.m_revolute1.GetJointAngle();
-      }
-      else {
-         coordinate1 = this.m_prismatic1.GetJointTranslation();
-      }
-      if (this.m_revolute2) {
-         coordinate2 = this.m_revolute2.GetJointAngle();
-      }
-      else {
-         coordinate2 = this.m_prismatic2.GetJointTranslation();
-      }
-      var C = this.m_constant - (coordinate1 + this.m_ratio * coordinate2);
-      var impulse = (-this.m_mass * C);
-      bA.m_sweep.c.x += bA.m_invMass * impulse * this.m_J.linearA.x;
-      bA.m_sweep.c.y += bA.m_invMass * impulse * this.m_J.linearA.y;
-      bA.m_sweep.a += bA.m_invI * impulse * this.m_J.angularA;
-      bB.m_sweep.c.x += bB.m_invMass * impulse * this.m_J.linearB.x;
-      bB.m_sweep.c.y += bB.m_invMass * impulse * this.m_J.linearB.y;
-      bB.m_sweep.a += bB.m_invI * impulse * this.m_J.angularB;
-      bA.SynchronizeTransform();
-      bB.SynchronizeTransform();
-      return linearError < b2Settings.b2_linearSlop;
-   }
-   Box2D.inherit(b2GearJointDef, Box2D.Dynamics.Joints.b2JointDef);
-   b2GearJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
-   b2GearJointDef.b2GearJointDef = function () {
-      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
-   };
-   b2GearJointDef.prototype.b2GearJointDef = function () {
-      this.__super.b2JointDef.call(this);
-      this.type = b2Joint.e_gearJoint;
-      this.joint1 = null;
-      this.joint2 = null;
-      this.ratio = 1.0;
-   }
-   b2Jacobian.b2Jacobian = function () {
-      this.linearA = new b2Vec2();
-      this.linearB = new b2Vec2();
-   };
-   b2Jacobian.prototype.SetZero = function () {
-      this.linearA.SetZero();
-      this.angularA = 0.0;
-      this.linearB.SetZero();
-      this.angularB = 0.0;
-   }
-   b2Jacobian.prototype.Set = function (x1, a1, x2, a2) {
-      if (a1 === undefined) a1 = 0;
-      if (a2 === undefined) a2 = 0;
-      this.linearA.SetV(x1);
-      this.angularA = a1;
-      this.linearB.SetV(x2);
-      this.angularB = a2;
-   }
-   b2Jacobian.prototype.Compute = function (x1, a1, x2, a2) {
-      if (a1 === undefined) a1 = 0;
-      if (a2 === undefined) a2 = 0;
-      return (this.linearA.x * x1.x + this.linearA.y * x1.y) + this.angularA * a1 + (this.linearB.x * x2.x + this.linearB.y * x2.y) + this.angularB * a2;
-   }
-   b2Joint.b2Joint = function () {
-      this.m_edgeA = new b2JointEdge();
-      this.m_edgeB = new b2JointEdge();
-      this.m_localCenterA = new b2Vec2();
-      this.m_localCenterB = new b2Vec2();
-   };
-   b2Joint.prototype.GetType = function () {
-      return this.m_type;
-   }
-   b2Joint.prototype.GetAnchorA = function () {
-      return null;
-   }
-   b2Joint.prototype.GetAnchorB = function () {
-      return null;
-   }
-   b2Joint.prototype.GetReactionForce = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return null;
-   }
-   b2Joint.prototype.GetReactionTorque = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return 0.0;
-   }
-   b2Joint.prototype.GetBodyA = function () {
-      return this.m_bodyA;
-   }
-   b2Joint.prototype.GetBodyB = function () {
-      return this.m_bodyB;
-   }
-   b2Joint.prototype.GetNext = function () {
-      return this.m_next;
-   }
-   b2Joint.prototype.GetUserData = function () {
-      return this.m_userData;
-   }
-   b2Joint.prototype.SetUserData = function (data) {
-      this.m_userData = data;
-   }
-   b2Joint.prototype.IsActive = function () {
-      return this.m_bodyA.IsActive() && this.m_bodyB.IsActive();
-   }
-   b2Joint.Create = function (def, allocator) {
-      var joint = null;
-      switch (def.type) {
-      case b2Joint.e_distanceJoint:
-         {
-            joint = new b2DistanceJoint((def instanceof b2DistanceJointDef ? def : null));
-         }
-         break;
-      case b2Joint.e_mouseJoint:
-         {
-            joint = new b2MouseJoint((def instanceof b2MouseJointDef ? def : null));
-         }
-         break;
-      case b2Joint.e_prismaticJoint:
-         {
-            joint = new b2PrismaticJoint((def instanceof b2PrismaticJointDef ? def : null));
-         }
-         break;
-      case b2Joint.e_revoluteJoint:
-         {
-            joint = new b2RevoluteJoint((def instanceof b2RevoluteJointDef ? def : null));
-         }
-         break;
-      case b2Joint.e_pulleyJoint:
-         {
-            joint = new b2PulleyJoint((def instanceof b2PulleyJointDef ? def : null));
-         }
-         break;
-      case b2Joint.e_gearJoint:
-         {
-            joint = new b2GearJoint((def instanceof b2GearJointDef ? def : null));
-         }
-         break;
-      case b2Joint.e_lineJoint:
-         {
-            joint = new b2LineJoint((def instanceof b2LineJointDef ? def : null));
-         }
-         break;
-      case b2Joint.e_weldJoint:
-         {
-            joint = new b2WeldJoint((def instanceof b2WeldJointDef ? def : null));
-         }
-         break;
-      case b2Joint.e_frictionJoint:
-         {
-            joint = new b2FrictionJoint((def instanceof b2FrictionJointDef ? def : null));
-         }
-         break;
-      default:
-         break;
-      }
-      return joint;
-   }
-   b2Joint.Destroy = function (joint, allocator) {}
-   b2Joint.prototype.b2Joint = function (def) {
-      b2Settings.b2Assert(def.bodyA != def.bodyB);
-      this.m_type = def.type;
-      this.m_prev = null;
-      this.m_next = null;
-      this.m_bodyA = def.bodyA;
-      this.m_bodyB = def.bodyB;
-      this.m_collideConnected = def.collideConnected;
-      this.m_islandFlag = false;
-      this.m_userData = def.userData;
-   }
-   b2Joint.prototype.InitVelocityConstraints = function (step) {}
-   b2Joint.prototype.SolveVelocityConstraints = function (step) {}
-   b2Joint.prototype.FinalizeVelocityConstraints = function () {}
-   b2Joint.prototype.SolvePositionConstraints = function (baumgarte) {
-      if (baumgarte === undefined) baumgarte = 0;
-      return false;
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.Joints.b2Joint.e_unknownJoint = 0;
-      Box2D.Dynamics.Joints.b2Joint.e_revoluteJoint = 1;
-      Box2D.Dynamics.Joints.b2Joint.e_prismaticJoint = 2;
-      Box2D.Dynamics.Joints.b2Joint.e_distanceJoint = 3;
-      Box2D.Dynamics.Joints.b2Joint.e_pulleyJoint = 4;
-      Box2D.Dynamics.Joints.b2Joint.e_mouseJoint = 5;
-      Box2D.Dynamics.Joints.b2Joint.e_gearJoint = 6;
-      Box2D.Dynamics.Joints.b2Joint.e_lineJoint = 7;
-      Box2D.Dynamics.Joints.b2Joint.e_weldJoint = 8;
-      Box2D.Dynamics.Joints.b2Joint.e_frictionJoint = 9;
-      Box2D.Dynamics.Joints.b2Joint.e_inactiveLimit = 0;
-      Box2D.Dynamics.Joints.b2Joint.e_atLowerLimit = 1;
-      Box2D.Dynamics.Joints.b2Joint.e_atUpperLimit = 2;
-      Box2D.Dynamics.Joints.b2Joint.e_equalLimits = 3;
-   });
-   b2JointDef.b2JointDef = function () {};
-   b2JointDef.prototype.b2JointDef = function () {
-      this.type = b2Joint.e_unknownJoint;
-      this.userData = null;
-      this.bodyA = null;
-      this.bodyB = null;
-      this.collideConnected = false;
-   }
-   b2JointEdge.b2JointEdge = function () {};
-   Box2D.inherit(b2LineJoint, Box2D.Dynamics.Joints.b2Joint);
-   b2LineJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
-   b2LineJoint.b2LineJoint = function () {
-      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
-      this.m_localAnchor1 = new b2Vec2();
-      this.m_localAnchor2 = new b2Vec2();
-      this.m_localXAxis1 = new b2Vec2();
-      this.m_localYAxis1 = new b2Vec2();
-      this.m_axis = new b2Vec2();
-      this.m_perp = new b2Vec2();
-      this.m_K = new b2Mat22();
-      this.m_impulse = new b2Vec2();
-   };
-   b2LineJoint.prototype.GetAnchorA = function () {
-      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
-   }
-   b2LineJoint.prototype.GetAnchorB = function () {
-      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
-   }
-   b2LineJoint.prototype.GetReactionForce = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return new b2Vec2(inv_dt * (this.m_impulse.x * this.m_perp.x + (this.m_motorImpulse + this.m_impulse.y) * this.m_axis.x), inv_dt * (this.m_impulse.x * this.m_perp.y + (this.m_motorImpulse + this.m_impulse.y) * this.m_axis.y));
-   }
-   b2LineJoint.prototype.GetReactionTorque = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return inv_dt * this.m_impulse.y;
-   }
-   b2LineJoint.prototype.GetJointTranslation = function () {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var tMat;
-      var p1 = bA.GetWorldPoint(this.m_localAnchor1);
-      var p2 = bB.GetWorldPoint(this.m_localAnchor2);
-      var dX = p2.x - p1.x;
-      var dY = p2.y - p1.y;
-      var axis = bA.GetWorldVector(this.m_localXAxis1);
-      var translation = axis.x * dX + axis.y * dY;
-      return translation;
-   }
-   b2LineJoint.prototype.GetJointSpeed = function () {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var tMat;
-      tMat = bA.m_xf.R;
-      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = bB.m_xf.R;
-      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      var p1X = bA.m_sweep.c.x + r1X;
-      var p1Y = bA.m_sweep.c.y + r1Y;
-      var p2X = bB.m_sweep.c.x + r2X;
-      var p2Y = bB.m_sweep.c.y + r2Y;
-      var dX = p2X - p1X;
-      var dY = p2Y - p1Y;
-      var axis = bA.GetWorldVector(this.m_localXAxis1);
-      var v1 = bA.m_linearVelocity;
-      var v2 = bB.m_linearVelocity;
-      var w1 = bA.m_angularVelocity;
-      var w2 = bB.m_angularVelocity;
-      var speed = (dX * ((-w1 * axis.y)) + dY * (w1 * axis.x)) + (axis.x * (((v2.x + ((-w2 * r2Y))) - v1.x) - ((-w1 * r1Y))) + axis.y * (((v2.y + (w2 * r2X)) - v1.y) - (w1 * r1X)));
-      return speed;
-   }
-   b2LineJoint.prototype.IsLimitEnabled = function () {
-      return this.m_enableLimit;
-   }
-   b2LineJoint.prototype.EnableLimit = function (flag) {
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      this.m_enableLimit = flag;
-   }
-   b2LineJoint.prototype.GetLowerLimit = function () {
-      return this.m_lowerTranslation;
-   }
-   b2LineJoint.prototype.GetUpperLimit = function () {
-      return this.m_upperTranslation;
-   }
-   b2LineJoint.prototype.SetLimits = function (lower, upper) {
-      if (lower === undefined) lower = 0;
-      if (upper === undefined) upper = 0;
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      this.m_lowerTranslation = lower;
-      this.m_upperTranslation = upper;
-   }
-   b2LineJoint.prototype.IsMotorEnabled = function () {
-      return this.m_enableMotor;
-   }
-   b2LineJoint.prototype.EnableMotor = function (flag) {
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      this.m_enableMotor = flag;
-   }
-   b2LineJoint.prototype.SetMotorSpeed = function (speed) {
-      if (speed === undefined) speed = 0;
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      this.m_motorSpeed = speed;
-   }
-   b2LineJoint.prototype.GetMotorSpeed = function () {
-      return this.m_motorSpeed;
-   }
-   b2LineJoint.prototype.SetMaxMotorForce = function (force) {
-      if (force === undefined) force = 0;
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      this.m_maxMotorForce = force;
-   }
-   b2LineJoint.prototype.GetMaxMotorForce = function () {
-      return this.m_maxMotorForce;
-   }
-   b2LineJoint.prototype.GetMotorForce = function () {
-      return this.m_motorImpulse;
-   }
-   b2LineJoint.prototype.b2LineJoint = function (def) {
-      this.__super.b2Joint.call(this, def);
-      var tMat;
-      var tX = 0;
-      var tY = 0;
-      this.m_localAnchor1.SetV(def.localAnchorA);
-      this.m_localAnchor2.SetV(def.localAnchorB);
-      this.m_localXAxis1.SetV(def.localAxisA);
-      this.m_localYAxis1.x = (-this.m_localXAxis1.y);
-      this.m_localYAxis1.y = this.m_localXAxis1.x;
-      this.m_impulse.SetZero();
-      this.m_motorMass = 0.0;
-      this.m_motorImpulse = 0.0;
-      this.m_lowerTranslation = def.lowerTranslation;
-      this.m_upperTranslation = def.upperTranslation;
-      this.m_maxMotorForce = def.maxMotorForce;
-      this.m_motorSpeed = def.motorSpeed;
-      this.m_enableLimit = def.enableLimit;
-      this.m_enableMotor = def.enableMotor;
-      this.m_limitState = b2Joint.e_inactiveLimit;
-      this.m_axis.SetZero();
-      this.m_perp.SetZero();
-   }
-   b2LineJoint.prototype.InitVelocityConstraints = function (step) {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var tMat;
-      var tX = 0;
-      this.m_localCenterA.SetV(bA.GetLocalCenter());
-      this.m_localCenterB.SetV(bB.GetLocalCenter());
-      var xf1 = bA.GetTransform();
-      var xf2 = bB.GetTransform();
-      tMat = bA.m_xf.R;
-      var r1X = this.m_localAnchor1.x - this.m_localCenterA.x;
-      var r1Y = this.m_localAnchor1.y - this.m_localCenterA.y;
-      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = bB.m_xf.R;
-      var r2X = this.m_localAnchor2.x - this.m_localCenterB.x;
-      var r2Y = this.m_localAnchor2.y - this.m_localCenterB.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      var dX = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
-      var dY = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
-      this.m_invMassA = bA.m_invMass;
-      this.m_invMassB = bB.m_invMass;
-      this.m_invIA = bA.m_invI;
-      this.m_invIB = bB.m_invI; {
-         this.m_axis.SetV(b2Math.MulMV(xf1.R, this.m_localXAxis1));
-         this.m_a1 = (dX + r1X) * this.m_axis.y - (dY + r1Y) * this.m_axis.x;
-         this.m_a2 = r2X * this.m_axis.y - r2Y * this.m_axis.x;
-         this.m_motorMass = this.m_invMassA + this.m_invMassB + this.m_invIA * this.m_a1 * this.m_a1 + this.m_invIB * this.m_a2 * this.m_a2;
-         this.m_motorMass = this.m_motorMass > Number.MIN_VALUE ? 1.0 / this.m_motorMass : 0.0;
-      } {
-         this.m_perp.SetV(b2Math.MulMV(xf1.R, this.m_localYAxis1));
-         this.m_s1 = (dX + r1X) * this.m_perp.y - (dY + r1Y) * this.m_perp.x;
-         this.m_s2 = r2X * this.m_perp.y - r2Y * this.m_perp.x;
-         var m1 = this.m_invMassA;
-         var m2 = this.m_invMassB;
-         var i1 = this.m_invIA;
-         var i2 = this.m_invIB;
-         this.m_K.col1.x = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
-         this.m_K.col1.y = i1 * this.m_s1 * this.m_a1 + i2 * this.m_s2 * this.m_a2;
-         this.m_K.col2.x = this.m_K.col1.y;
-         this.m_K.col2.y = m1 + m2 + i1 * this.m_a1 * this.m_a1 + i2 * this.m_a2 * this.m_a2;
-      }
-      if (this.m_enableLimit) {
-         var jointTransition = this.m_axis.x * dX + this.m_axis.y * dY;
-         if (b2Math.Abs(this.m_upperTranslation - this.m_lowerTranslation) < 2.0 * b2Settings.b2_linearSlop) {
-            this.m_limitState = b2Joint.e_equalLimits;
-         }
-         else if (jointTransition <= this.m_lowerTranslation) {
-            if (this.m_limitState != b2Joint.e_atLowerLimit) {
-               this.m_limitState = b2Joint.e_atLowerLimit;
-               this.m_impulse.y = 0.0;
-            }
-         }
-         else if (jointTransition >= this.m_upperTranslation) {
-            if (this.m_limitState != b2Joint.e_atUpperLimit) {
-               this.m_limitState = b2Joint.e_atUpperLimit;
-               this.m_impulse.y = 0.0;
-            }
-         }
-         else {
-            this.m_limitState = b2Joint.e_inactiveLimit;
-            this.m_impulse.y = 0.0;
-         }
-      }
-      else {
-         this.m_limitState = b2Joint.e_inactiveLimit;
-      }
-      if (this.m_enableMotor == false) {
-         this.m_motorImpulse = 0.0;
-      }
-      if (step.warmStarting) {
-         this.m_impulse.x *= step.dtRatio;
-         this.m_impulse.y *= step.dtRatio;
-         this.m_motorImpulse *= step.dtRatio;
-         var PX = this.m_impulse.x * this.m_perp.x + (this.m_motorImpulse + this.m_impulse.y) * this.m_axis.x;
-         var PY = this.m_impulse.x * this.m_perp.y + (this.m_motorImpulse + this.m_impulse.y) * this.m_axis.y;
-         var L1 = this.m_impulse.x * this.m_s1 + (this.m_motorImpulse + this.m_impulse.y) * this.m_a1;
-         var L2 = this.m_impulse.x * this.m_s2 + (this.m_motorImpulse + this.m_impulse.y) * this.m_a2;
-         bA.m_linearVelocity.x -= this.m_invMassA * PX;
-         bA.m_linearVelocity.y -= this.m_invMassA * PY;
-         bA.m_angularVelocity -= this.m_invIA * L1;
-         bB.m_linearVelocity.x += this.m_invMassB * PX;
-         bB.m_linearVelocity.y += this.m_invMassB * PY;
-         bB.m_angularVelocity += this.m_invIB * L2;
-      }
-      else {
-         this.m_impulse.SetZero();
-         this.m_motorImpulse = 0.0;
-      }
-   }
-   b2LineJoint.prototype.SolveVelocityConstraints = function (step) {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var v1 = bA.m_linearVelocity;
-      var w1 = bA.m_angularVelocity;
-      var v2 = bB.m_linearVelocity;
-      var w2 = bB.m_angularVelocity;
-      var PX = 0;
-      var PY = 0;
-      var L1 = 0;
-      var L2 = 0;
-      if (this.m_enableMotor && this.m_limitState != b2Joint.e_equalLimits) {
-         var Cdot = this.m_axis.x * (v2.x - v1.x) + this.m_axis.y * (v2.y - v1.y) + this.m_a2 * w2 - this.m_a1 * w1;
-         var impulse = this.m_motorMass * (this.m_motorSpeed - Cdot);
-         var oldImpulse = this.m_motorImpulse;
-         var maxImpulse = step.dt * this.m_maxMotorForce;
-         this.m_motorImpulse = b2Math.Clamp(this.m_motorImpulse + impulse, (-maxImpulse), maxImpulse);
-         impulse = this.m_motorImpulse - oldImpulse;
-         PX = impulse * this.m_axis.x;
-         PY = impulse * this.m_axis.y;
-         L1 = impulse * this.m_a1;
-         L2 = impulse * this.m_a2;
-         v1.x -= this.m_invMassA * PX;
-         v1.y -= this.m_invMassA * PY;
-         w1 -= this.m_invIA * L1;
-         v2.x += this.m_invMassB * PX;
-         v2.y += this.m_invMassB * PY;
-         w2 += this.m_invIB * L2;
-      }
-      var Cdot1 = this.m_perp.x * (v2.x - v1.x) + this.m_perp.y * (v2.y - v1.y) + this.m_s2 * w2 - this.m_s1 * w1;
-      if (this.m_enableLimit && this.m_limitState != b2Joint.e_inactiveLimit) {
-         var Cdot2 = this.m_axis.x * (v2.x - v1.x) + this.m_axis.y * (v2.y - v1.y) + this.m_a2 * w2 - this.m_a1 * w1;
-         var f1 = this.m_impulse.Copy();
-         var df = this.m_K.Solve(new b2Vec2(), (-Cdot1), (-Cdot2));
-         this.m_impulse.Add(df);
-         if (this.m_limitState == b2Joint.e_atLowerLimit) {
-            this.m_impulse.y = b2Math.Max(this.m_impulse.y, 0.0);
-         }
-         else if (this.m_limitState == b2Joint.e_atUpperLimit) {
-            this.m_impulse.y = b2Math.Min(this.m_impulse.y, 0.0);
-         }
-         var b = (-Cdot1) - (this.m_impulse.y - f1.y) * this.m_K.col2.x;
-         var f2r = 0;
-         if (this.m_K.col1.x != 0.0) {
-            f2r = b / this.m_K.col1.x + f1.x;
-         }
-         else {
-            f2r = f1.x;
-         }
-         this.m_impulse.x = f2r;
-         df.x = this.m_impulse.x - f1.x;
-         df.y = this.m_impulse.y - f1.y;
-         PX = df.x * this.m_perp.x + df.y * this.m_axis.x;
-         PY = df.x * this.m_perp.y + df.y * this.m_axis.y;
-         L1 = df.x * this.m_s1 + df.y * this.m_a1;
-         L2 = df.x * this.m_s2 + df.y * this.m_a2;
-         v1.x -= this.m_invMassA * PX;
-         v1.y -= this.m_invMassA * PY;
-         w1 -= this.m_invIA * L1;
-         v2.x += this.m_invMassB * PX;
-         v2.y += this.m_invMassB * PY;
-         w2 += this.m_invIB * L2;
-      }
-      else {
-         var df2 = 0;
-         if (this.m_K.col1.x != 0.0) {
-            df2 = ((-Cdot1)) / this.m_K.col1.x;
-         }
-         else {
-            df2 = 0.0;
-         }
-         this.m_impulse.x += df2;
-         PX = df2 * this.m_perp.x;
-         PY = df2 * this.m_perp.y;
-         L1 = df2 * this.m_s1;
-         L2 = df2 * this.m_s2;
-         v1.x -= this.m_invMassA * PX;
-         v1.y -= this.m_invMassA * PY;
-         w1 -= this.m_invIA * L1;
-         v2.x += this.m_invMassB * PX;
-         v2.y += this.m_invMassB * PY;
-         w2 += this.m_invIB * L2;
-      }
-      bA.m_linearVelocity.SetV(v1);
-      bA.m_angularVelocity = w1;
-      bB.m_linearVelocity.SetV(v2);
-      bB.m_angularVelocity = w2;
-   }
-   b2LineJoint.prototype.SolvePositionConstraints = function (baumgarte) {
-      if (baumgarte === undefined) baumgarte = 0;
-      var limitC = 0;
-      var oldLimitImpulse = 0;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var c1 = bA.m_sweep.c;
-      var a1 = bA.m_sweep.a;
-      var c2 = bB.m_sweep.c;
-      var a2 = bB.m_sweep.a;
-      var tMat;
-      var tX = 0;
-      var m1 = 0;
-      var m2 = 0;
-      var i1 = 0;
-      var i2 = 0;
-      var linearError = 0.0;
-      var angularError = 0.0;
-      var active = false;
-      var C2 = 0.0;
-      var R1 = b2Mat22.FromAngle(a1);
-      var R2 = b2Mat22.FromAngle(a2);
-      tMat = R1;
-      var r1X = this.m_localAnchor1.x - this.m_localCenterA.x;
-      var r1Y = this.m_localAnchor1.y - this.m_localCenterA.y;
-      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = R2;
-      var r2X = this.m_localAnchor2.x - this.m_localCenterB.x;
-      var r2Y = this.m_localAnchor2.y - this.m_localCenterB.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      var dX = c2.x + r2X - c1.x - r1X;
-      var dY = c2.y + r2Y - c1.y - r1Y;
-      if (this.m_enableLimit) {
-         this.m_axis = b2Math.MulMV(R1, this.m_localXAxis1);
-         this.m_a1 = (dX + r1X) * this.m_axis.y - (dY + r1Y) * this.m_axis.x;
-         this.m_a2 = r2X * this.m_axis.y - r2Y * this.m_axis.x;
-         var translation = this.m_axis.x * dX + this.m_axis.y * dY;
-         if (b2Math.Abs(this.m_upperTranslation - this.m_lowerTranslation) < 2.0 * b2Settings.b2_linearSlop) {
-            C2 = b2Math.Clamp(translation, (-b2Settings.b2_maxLinearCorrection), b2Settings.b2_maxLinearCorrection);
-            linearError = b2Math.Abs(translation);
-            active = true;
-         }
-         else if (translation <= this.m_lowerTranslation) {
-            C2 = b2Math.Clamp(translation - this.m_lowerTranslation + b2Settings.b2_linearSlop, (-b2Settings.b2_maxLinearCorrection), 0.0);
-            linearError = this.m_lowerTranslation - translation;
-            active = true;
-         }
-         else if (translation >= this.m_upperTranslation) {
-            C2 = b2Math.Clamp(translation - this.m_upperTranslation + b2Settings.b2_linearSlop, 0.0, b2Settings.b2_maxLinearCorrection);
-            linearError = translation - this.m_upperTranslation;
-            active = true;
-         }
-      }
-      this.m_perp = b2Math.MulMV(R1, this.m_localYAxis1);
-      this.m_s1 = (dX + r1X) * this.m_perp.y - (dY + r1Y) * this.m_perp.x;
-      this.m_s2 = r2X * this.m_perp.y - r2Y * this.m_perp.x;
-      var impulse = new b2Vec2();
-      var C1 = this.m_perp.x * dX + this.m_perp.y * dY;
-      linearError = b2Math.Max(linearError, b2Math.Abs(C1));
-      angularError = 0.0;
-      if (active) {
-         m1 = this.m_invMassA;
-         m2 = this.m_invMassB;
-         i1 = this.m_invIA;
-         i2 = this.m_invIB;
-         this.m_K.col1.x = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
-         this.m_K.col1.y = i1 * this.m_s1 * this.m_a1 + i2 * this.m_s2 * this.m_a2;
-         this.m_K.col2.x = this.m_K.col1.y;
-         this.m_K.col2.y = m1 + m2 + i1 * this.m_a1 * this.m_a1 + i2 * this.m_a2 * this.m_a2;
-         this.m_K.Solve(impulse, (-C1), (-C2));
-      }
-      else {
-         m1 = this.m_invMassA;
-         m2 = this.m_invMassB;
-         i1 = this.m_invIA;
-         i2 = this.m_invIB;
-         var k11 = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
-         var impulse1 = 0;
-         if (k11 != 0.0) {
-            impulse1 = ((-C1)) / k11;
-         }
-         else {
-            impulse1 = 0.0;
-         }
-         impulse.x = impulse1;
-         impulse.y = 0.0;
-      }
-      var PX = impulse.x * this.m_perp.x + impulse.y * this.m_axis.x;
-      var PY = impulse.x * this.m_perp.y + impulse.y * this.m_axis.y;
-      var L1 = impulse.x * this.m_s1 + impulse.y * this.m_a1;
-      var L2 = impulse.x * this.m_s2 + impulse.y * this.m_a2;
-      c1.x -= this.m_invMassA * PX;
-      c1.y -= this.m_invMassA * PY;
-      a1 -= this.m_invIA * L1;
-      c2.x += this.m_invMassB * PX;
-      c2.y += this.m_invMassB * PY;
-      a2 += this.m_invIB * L2;
-      bA.m_sweep.a = a1;
-      bB.m_sweep.a = a2;
-      bA.SynchronizeTransform();
-      bB.SynchronizeTransform();
-
-      return linearError <= b2Settings.b2_linearSlop && angularError <= b2Settings.b2_angularSlop;
-   }
-   Box2D.inherit(b2LineJointDef, Box2D.Dynamics.Joints.b2JointDef);
-   b2LineJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
-   b2LineJointDef.b2LineJointDef = function () {
-      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
-      this.localAnchorA = new b2Vec2();
-      this.localAnchorB = new b2Vec2();
-      this.localAxisA = new b2Vec2();
-   };
-   b2LineJointDef.prototype.b2LineJointDef = function () {
-      this.__super.b2JointDef.call(this);
-      this.type = b2Joint.e_lineJoint;
-      this.localAxisA.Set(1.0, 0.0);
-      this.enableLimit = false;
-      this.lowerTranslation = 0.0;
-      this.upperTranslation = 0.0;
-      this.enableMotor = false;
-      this.maxMotorForce = 0.0;
-      this.motorSpeed = 0.0;
-   }
-   b2LineJointDef.prototype.Initialize = function (bA, bB, anchor, axis) {
-      this.bodyA = bA;
-      this.bodyB = bB;
-      this.localAnchorA = this.bodyA.GetLocalPoint(anchor);
-      this.localAnchorB = this.bodyB.GetLocalPoint(anchor);
-      this.localAxisA = this.bodyA.GetLocalVector(axis);
-   }
-   Box2D.inherit(b2MouseJoint, Box2D.Dynamics.Joints.b2Joint);
-   b2MouseJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
-   b2MouseJoint.b2MouseJoint = function () {
-      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
-      this.K = new b2Mat22();
-      this.K1 = new b2Mat22();
-      this.K2 = new b2Mat22();
-      this.m_localAnchor = new b2Vec2();
-      this.m_target = new b2Vec2();
-      this.m_impulse = new b2Vec2();
-      this.m_mass = new b2Mat22();
-      this.m_C = new b2Vec2();
-   };
-   b2MouseJoint.prototype.GetAnchorA = function () {
-      return this.m_target;
-   }
-   b2MouseJoint.prototype.GetAnchorB = function () {
-      return this.m_bodyB.GetWorldPoint(this.m_localAnchor);
-   }
-   b2MouseJoint.prototype.GetReactionForce = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return new b2Vec2(inv_dt * this.m_impulse.x, inv_dt * this.m_impulse.y);
-   }
-   b2MouseJoint.prototype.GetReactionTorque = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return 0.0;
-   }
-   b2MouseJoint.prototype.GetTarget = function () {
-      return this.m_target;
-   }
-   b2MouseJoint.prototype.SetTarget = function (target) {
-      if (this.m_bodyB.IsAwake() == false) {
-         this.m_bodyB.SetAwake(true);
-      }
-      this.m_target = target;
-   }
-   b2MouseJoint.prototype.GetMaxForce = function () {
-      return this.m_maxForce;
-   }
-   b2MouseJoint.prototype.SetMaxForce = function (maxForce) {
-      if (maxForce === undefined) maxForce = 0;
-      this.m_maxForce = maxForce;
-   }
-   b2MouseJoint.prototype.GetFrequency = function () {
-      return this.m_frequencyHz;
-   }
-   b2MouseJoint.prototype.SetFrequency = function (hz) {
-      if (hz === undefined) hz = 0;
-      this.m_frequencyHz = hz;
-   }
-   b2MouseJoint.prototype.GetDampingRatio = function () {
-      return this.m_dampingRatio;
-   }
-   b2MouseJoint.prototype.SetDampingRatio = function (ratio) {
-      if (ratio === undefined) ratio = 0;
-      this.m_dampingRatio = ratio;
-   }
-   b2MouseJoint.prototype.b2MouseJoint = function (def) {
-      this.__super.b2Joint.call(this, def);
-      this.m_target.SetV(def.target);
-      var tX = this.m_target.x - this.m_bodyB.m_xf.position.x;
-      var tY = this.m_target.y - this.m_bodyB.m_xf.position.y;
-      var tMat = this.m_bodyB.m_xf.R;
-      this.m_localAnchor.x = (tX * tMat.col1.x + tY * tMat.col1.y);
-      this.m_localAnchor.y = (tX * tMat.col2.x + tY * tMat.col2.y);
-      this.m_maxForce = def.maxForce;
-      this.m_impulse.SetZero();
-      this.m_frequencyHz = def.frequencyHz;
-      this.m_dampingRatio = def.dampingRatio;
-      this.m_beta = 0.0;
-      this.m_gamma = 0.0;
-   }
-   b2MouseJoint.prototype.InitVelocityConstraints = function (step) {
-      var b = this.m_bodyB;
-      var mass = b.GetMass();
-      var omega = 2.0 * Math.PI * this.m_frequencyHz;
-      var d = 2.0 * mass * this.m_dampingRatio * omega;
-      var k = mass * omega * omega;
-      this.m_gamma = step.dt * (d + step.dt * k);
-      this.m_gamma = this.m_gamma != 0 ? 1 / this.m_gamma : 0.0;
-      this.m_beta = step.dt * k * this.m_gamma;
-      var tMat;tMat = b.m_xf.R;
-      var rX = this.m_localAnchor.x - b.m_sweep.localCenter.x;
-      var rY = this.m_localAnchor.y - b.m_sweep.localCenter.y;
-      var tX = (tMat.col1.x * rX + tMat.col2.x * rY);rY = (tMat.col1.y * rX + tMat.col2.y * rY);
-      rX = tX;
-      var invMass = b.m_invMass;
-      var invI = b.m_invI;this.K1.col1.x = invMass;
-      this.K1.col2.x = 0.0;
-      this.K1.col1.y = 0.0;
-      this.K1.col2.y = invMass;
-      this.K2.col1.x = invI * rY * rY;
-      this.K2.col2.x = (-invI * rX * rY);
-      this.K2.col1.y = (-invI * rX * rY);
-      this.K2.col2.y = invI * rX * rX;
-      this.K.SetM(this.K1);
-      this.K.AddM(this.K2);
-      this.K.col1.x += this.m_gamma;
-      this.K.col2.y += this.m_gamma;
-      this.K.GetInverse(this.m_mass);
-      this.m_C.x = b.m_sweep.c.x + rX - this.m_target.x;
-      this.m_C.y = b.m_sweep.c.y + rY - this.m_target.y;
-      b.m_angularVelocity *= 0.98;
-      this.m_impulse.x *= step.dtRatio;
-      this.m_impulse.y *= step.dtRatio;
-      b.m_linearVelocity.x += invMass * this.m_impulse.x;
-      b.m_linearVelocity.y += invMass * this.m_impulse.y;
-      b.m_angularVelocity += invI * (rX * this.m_impulse.y - rY * this.m_impulse.x);
-   }
-   b2MouseJoint.prototype.SolveVelocityConstraints = function (step) {
-      var b = this.m_bodyB;
-      var tMat;
-      var tX = 0;
-      var tY = 0;
-      tMat = b.m_xf.R;
-      var rX = this.m_localAnchor.x - b.m_sweep.localCenter.x;
-      var rY = this.m_localAnchor.y - b.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * rX + tMat.col2.x * rY);
-      rY = (tMat.col1.y * rX + tMat.col2.y * rY);
-      rX = tX;
-      var CdotX = b.m_linearVelocity.x + ((-b.m_angularVelocity * rY));
-      var CdotY = b.m_linearVelocity.y + (b.m_angularVelocity * rX);
-      tMat = this.m_mass;
-      tX = CdotX + this.m_beta * this.m_C.x + this.m_gamma * this.m_impulse.x;
-      tY = CdotY + this.m_beta * this.m_C.y + this.m_gamma * this.m_impulse.y;
-      var impulseX = (-(tMat.col1.x * tX + tMat.col2.x * tY));
-      var impulseY = (-(tMat.col1.y * tX + tMat.col2.y * tY));
-      var oldImpulseX = this.m_impulse.x;
-      var oldImpulseY = this.m_impulse.y;
-      this.m_impulse.x += impulseX;
-      this.m_impulse.y += impulseY;
-      var maxImpulse = step.dt * this.m_maxForce;
-      if (this.m_impulse.LengthSquared() > maxImpulse * maxImpulse) {
-         this.m_impulse.Multiply(maxImpulse / this.m_impulse.Length());
-      }
-      impulseX = this.m_impulse.x - oldImpulseX;
-      impulseY = this.m_impulse.y - oldImpulseY;
-      b.m_linearVelocity.x += b.m_invMass * impulseX;
-      b.m_linearVelocity.y += b.m_invMass * impulseY;
-      b.m_angularVelocity += b.m_invI * (rX * impulseY - rY * impulseX);
-   }
-   b2MouseJoint.prototype.SolvePositionConstraints = function (baumgarte) {
-      if (baumgarte === undefined) baumgarte = 0;
-      return true;
-   }
-   Box2D.inherit(b2MouseJointDef, Box2D.Dynamics.Joints.b2JointDef);
-   b2MouseJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
-   b2MouseJointDef.b2MouseJointDef = function () {
-      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
-      this.target = new b2Vec2();
-   };
-   b2MouseJointDef.prototype.b2MouseJointDef = function () {
-      this.__super.b2JointDef.call(this);
-      this.type = b2Joint.e_mouseJoint;
-      this.maxForce = 0.0;
-      this.frequencyHz = 5.0;
-      this.dampingRatio = 0.7;
-   }
-   Box2D.inherit(b2PrismaticJoint, Box2D.Dynamics.Joints.b2Joint);
-   b2PrismaticJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
-   b2PrismaticJoint.b2PrismaticJoint = function () {
-      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
-      this.m_localAnchor1 = new b2Vec2();
-      this.m_localAnchor2 = new b2Vec2();
-      this.m_localXAxis1 = new b2Vec2();
-      this.m_localYAxis1 = new b2Vec2();
-      this.m_axis = new b2Vec2();
-      this.m_perp = new b2Vec2();
-      this.m_K = new b2Mat33();
-      this.m_impulse = new b2Vec3();
-   };
-   b2PrismaticJoint.prototype.GetAnchorA = function () {
-      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
-   }
-   b2PrismaticJoint.prototype.GetAnchorB = function () {
-      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
-   }
-   b2PrismaticJoint.prototype.GetReactionForce = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return new b2Vec2(inv_dt * (this.m_impulse.x * this.m_perp.x + (this.m_motorImpulse + this.m_impulse.z) * this.m_axis.x), inv_dt * (this.m_impulse.x * this.m_perp.y + (this.m_motorImpulse + this.m_impulse.z) * this.m_axis.y));
-   }
-   b2PrismaticJoint.prototype.GetReactionTorque = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return inv_dt * this.m_impulse.y;
-   }
-   b2PrismaticJoint.prototype.GetJointTranslation = function () {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var tMat;
-      var p1 = bA.GetWorldPoint(this.m_localAnchor1);
-      var p2 = bB.GetWorldPoint(this.m_localAnchor2);
-      var dX = p2.x - p1.x;
-      var dY = p2.y - p1.y;
-      var axis = bA.GetWorldVector(this.m_localXAxis1);
-      var translation = axis.x * dX + axis.y * dY;
-      return translation;
-   }
-   b2PrismaticJoint.prototype.GetJointSpeed = function () {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var tMat;
-      tMat = bA.m_xf.R;
-      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = bB.m_xf.R;
-      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      var p1X = bA.m_sweep.c.x + r1X;
-      var p1Y = bA.m_sweep.c.y + r1Y;
-      var p2X = bB.m_sweep.c.x + r2X;
-      var p2Y = bB.m_sweep.c.y + r2Y;
-      var dX = p2X - p1X;
-      var dY = p2Y - p1Y;
-      var axis = bA.GetWorldVector(this.m_localXAxis1);
-      var v1 = bA.m_linearVelocity;
-      var v2 = bB.m_linearVelocity;
-      var w1 = bA.m_angularVelocity;
-      var w2 = bB.m_angularVelocity;
-      var speed = (dX * ((-w1 * axis.y)) + dY * (w1 * axis.x)) + (axis.x * (((v2.x + ((-w2 * r2Y))) - v1.x) - ((-w1 * r1Y))) + axis.y * (((v2.y + (w2 * r2X)) - v1.y) - (w1 * r1X)));
-      return speed;
-   }
-   b2PrismaticJoint.prototype.IsLimitEnabled = function () {
-      return this.m_enableLimit;
-   }
-   b2PrismaticJoint.prototype.EnableLimit = function (flag) {
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      this.m_enableLimit = flag;
-   }
-   b2PrismaticJoint.prototype.GetLowerLimit = function () {
-      return this.m_lowerTranslation;
-   }
-   b2PrismaticJoint.prototype.GetUpperLimit = function () {
-      return this.m_upperTranslation;
-   }
-   b2PrismaticJoint.prototype.SetLimits = function (lower, upper) {
-      if (lower === undefined) lower = 0;
-      if (upper === undefined) upper = 0;
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      this.m_lowerTranslation = lower;
-      this.m_upperTranslation = upper;
-   }
-   b2PrismaticJoint.prototype.IsMotorEnabled = function () {
-      return this.m_enableMotor;
-   }
-   b2PrismaticJoint.prototype.EnableMotor = function (flag) {
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      this.m_enableMotor = flag;
-   }
-   b2PrismaticJoint.prototype.SetMotorSpeed = function (speed) {
-      if (speed === undefined) speed = 0;
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      this.m_motorSpeed = speed;
-   }
-   b2PrismaticJoint.prototype.GetMotorSpeed = function () {
-      return this.m_motorSpeed;
-   }
-   b2PrismaticJoint.prototype.SetMaxMotorForce = function (force) {
-      if (force === undefined) force = 0;
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      this.m_maxMotorForce = force;
-   }
-   b2PrismaticJoint.prototype.GetMotorForce = function () {
-      return this.m_motorImpulse;
-   }
-   b2PrismaticJoint.prototype.b2PrismaticJoint = function (def) {
-      this.__super.b2Joint.call(this, def);
-      var tMat;
-      var tX = 0;
-      var tY = 0;
-      this.m_localAnchor1.SetV(def.localAnchorA);
-      this.m_localAnchor2.SetV(def.localAnchorB);
-      this.m_localXAxis1.SetV(def.localAxisA);
-      this.m_localYAxis1.x = (-this.m_localXAxis1.y);
-      this.m_localYAxis1.y = this.m_localXAxis1.x;
-      this.m_refAngle = def.referenceAngle;
-      this.m_impulse.SetZero();
-      this.m_motorMass = 0.0;
-      this.m_motorImpulse = 0.0;
-      this.m_lowerTranslation = def.lowerTranslation;
-      this.m_upperTranslation = def.upperTranslation;
-      this.m_maxMotorForce = def.maxMotorForce;
-      this.m_motorSpeed = def.motorSpeed;
-      this.m_enableLimit = def.enableLimit;
-      this.m_enableMotor = def.enableMotor;
-      this.m_limitState = b2Joint.e_inactiveLimit;
-      this.m_axis.SetZero();
-      this.m_perp.SetZero();
-   }
-   b2PrismaticJoint.prototype.InitVelocityConstraints = function (step) {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var tMat;
-      var tX = 0;
-      this.m_localCenterA.SetV(bA.GetLocalCenter());
-      this.m_localCenterB.SetV(bB.GetLocalCenter());
-      var xf1 = bA.GetTransform();
-      var xf2 = bB.GetTransform();
-      tMat = bA.m_xf.R;
-      var r1X = this.m_localAnchor1.x - this.m_localCenterA.x;
-      var r1Y = this.m_localAnchor1.y - this.m_localCenterA.y;
-      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = bB.m_xf.R;
-      var r2X = this.m_localAnchor2.x - this.m_localCenterB.x;
-      var r2Y = this.m_localAnchor2.y - this.m_localCenterB.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      var dX = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
-      var dY = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
-      this.m_invMassA = bA.m_invMass;
-      this.m_invMassB = bB.m_invMass;
-      this.m_invIA = bA.m_invI;
-      this.m_invIB = bB.m_invI; {
-         this.m_axis.SetV(b2Math.MulMV(xf1.R, this.m_localXAxis1));
-         this.m_a1 = (dX + r1X) * this.m_axis.y - (dY + r1Y) * this.m_axis.x;
-         this.m_a2 = r2X * this.m_axis.y - r2Y * this.m_axis.x;
-         this.m_motorMass = this.m_invMassA + this.m_invMassB + this.m_invIA * this.m_a1 * this.m_a1 + this.m_invIB * this.m_a2 * this.m_a2;
-         if (this.m_motorMass > Number.MIN_VALUE) this.m_motorMass = 1.0 / this.m_motorMass;
-      } {
-         this.m_perp.SetV(b2Math.MulMV(xf1.R, this.m_localYAxis1));
-         this.m_s1 = (dX + r1X) * this.m_perp.y - (dY + r1Y) * this.m_perp.x;
-         this.m_s2 = r2X * this.m_perp.y - r2Y * this.m_perp.x;
-         var m1 = this.m_invMassA;
-         var m2 = this.m_invMassB;
-         var i1 = this.m_invIA;
-         var i2 = this.m_invIB;
-         this.m_K.col1.x = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
-         this.m_K.col1.y = i1 * this.m_s1 + i2 * this.m_s2;
-         this.m_K.col1.z = i1 * this.m_s1 * this.m_a1 + i2 * this.m_s2 * this.m_a2;
-         this.m_K.col2.x = this.m_K.col1.y;
-         this.m_K.col2.y = i1 + i2;
-         this.m_K.col2.z = i1 * this.m_a1 + i2 * this.m_a2;
-         this.m_K.col3.x = this.m_K.col1.z;
-         this.m_K.col3.y = this.m_K.col2.z;
-         this.m_K.col3.z = m1 + m2 + i1 * this.m_a1 * this.m_a1 + i2 * this.m_a2 * this.m_a2;
-      }
-      if (this.m_enableLimit) {
-         var jointTransition = this.m_axis.x * dX + this.m_axis.y * dY;
-         if (b2Math.Abs(this.m_upperTranslation - this.m_lowerTranslation) < 2.0 * b2Settings.b2_linearSlop) {
-            this.m_limitState = b2Joint.e_equalLimits;
-         }
-         else if (jointTransition <= this.m_lowerTranslation) {
-            if (this.m_limitState != b2Joint.e_atLowerLimit) {
-               this.m_limitState = b2Joint.e_atLowerLimit;
-               this.m_impulse.z = 0.0;
-            }
-         }
-         else if (jointTransition >= this.m_upperTranslation) {
-            if (this.m_limitState != b2Joint.e_atUpperLimit) {
-               this.m_limitState = b2Joint.e_atUpperLimit;
-               this.m_impulse.z = 0.0;
-            }
-         }
-         else {
-            this.m_limitState = b2Joint.e_inactiveLimit;
-            this.m_impulse.z = 0.0;
-         }
-      }
-      else {
-         this.m_limitState = b2Joint.e_inactiveLimit;
-      }
-      if (this.m_enableMotor == false) {
-         this.m_motorImpulse = 0.0;
-      }
-      if (step.warmStarting) {
-         this.m_impulse.x *= step.dtRatio;
-         this.m_impulse.y *= step.dtRatio;
-         this.m_motorImpulse *= step.dtRatio;
-         var PX = this.m_impulse.x * this.m_perp.x + (this.m_motorImpulse + this.m_impulse.z) * this.m_axis.x;
-         var PY = this.m_impulse.x * this.m_perp.y + (this.m_motorImpulse + this.m_impulse.z) * this.m_axis.y;
-         var L1 = this.m_impulse.x * this.m_s1 + this.m_impulse.y + (this.m_motorImpulse + this.m_impulse.z) * this.m_a1;
-         var L2 = this.m_impulse.x * this.m_s2 + this.m_impulse.y + (this.m_motorImpulse + this.m_impulse.z) * this.m_a2;
-         bA.m_linearVelocity.x -= this.m_invMassA * PX;
-         bA.m_linearVelocity.y -= this.m_invMassA * PY;
-         bA.m_angularVelocity -= this.m_invIA * L1;
-         bB.m_linearVelocity.x += this.m_invMassB * PX;
-         bB.m_linearVelocity.y += this.m_invMassB * PY;
-         bB.m_angularVelocity += this.m_invIB * L2;
-      }
-      else {
-         this.m_impulse.SetZero();
-         this.m_motorImpulse = 0.0;
-      }
-   }
-   b2PrismaticJoint.prototype.SolveVelocityConstraints = function (step) {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var v1 = bA.m_linearVelocity;
-      var w1 = bA.m_angularVelocity;
-      var v2 = bB.m_linearVelocity;
-      var w2 = bB.m_angularVelocity;
-      var PX = 0;
-      var PY = 0;
-      var L1 = 0;
-      var L2 = 0;
-      if (this.m_enableMotor && this.m_limitState != b2Joint.e_equalLimits) {
-         var Cdot = this.m_axis.x * (v2.x - v1.x) + this.m_axis.y * (v2.y - v1.y) + this.m_a2 * w2 - this.m_a1 * w1;
-         var impulse = this.m_motorMass * (this.m_motorSpeed - Cdot);
-         var oldImpulse = this.m_motorImpulse;
-         var maxImpulse = step.dt * this.m_maxMotorForce;
-         this.m_motorImpulse = b2Math.Clamp(this.m_motorImpulse + impulse, (-maxImpulse), maxImpulse);
-         impulse = this.m_motorImpulse - oldImpulse;
-         PX = impulse * this.m_axis.x;
-         PY = impulse * this.m_axis.y;
-         L1 = impulse * this.m_a1;
-         L2 = impulse * this.m_a2;
-         v1.x -= this.m_invMassA * PX;
-         v1.y -= this.m_invMassA * PY;
-         w1 -= this.m_invIA * L1;
-         v2.x += this.m_invMassB * PX;
-         v2.y += this.m_invMassB * PY;
-         w2 += this.m_invIB * L2;
-      }
-      var Cdot1X = this.m_perp.x * (v2.x - v1.x) + this.m_perp.y * (v2.y - v1.y) + this.m_s2 * w2 - this.m_s1 * w1;
-      var Cdot1Y = w2 - w1;
-      if (this.m_enableLimit && this.m_limitState != b2Joint.e_inactiveLimit) {
-         var Cdot2 = this.m_axis.x * (v2.x - v1.x) + this.m_axis.y * (v2.y - v1.y) + this.m_a2 * w2 - this.m_a1 * w1;
-         var f1 = this.m_impulse.Copy();
-         var df = this.m_K.Solve33(new b2Vec3(), (-Cdot1X), (-Cdot1Y), (-Cdot2));
-         this.m_impulse.Add(df);
-         if (this.m_limitState == b2Joint.e_atLowerLimit) {
-            this.m_impulse.z = b2Math.Max(this.m_impulse.z, 0.0);
-         }
-         else if (this.m_limitState == b2Joint.e_atUpperLimit) {
-            this.m_impulse.z = b2Math.Min(this.m_impulse.z, 0.0);
-         }
-         var bX = (-Cdot1X) - (this.m_impulse.z - f1.z) * this.m_K.col3.x;
-         var bY = (-Cdot1Y) - (this.m_impulse.z - f1.z) * this.m_K.col3.y;
-         var f2r = this.m_K.Solve22(new b2Vec2(), bX, bY);
-         f2r.x += f1.x;
-         f2r.y += f1.y;
-         this.m_impulse.x = f2r.x;
-         this.m_impulse.y = f2r.y;
-         df.x = this.m_impulse.x - f1.x;
-         df.y = this.m_impulse.y - f1.y;
-         df.z = this.m_impulse.z - f1.z;
-         PX = df.x * this.m_perp.x + df.z * this.m_axis.x;
-         PY = df.x * this.m_perp.y + df.z * this.m_axis.y;
-         L1 = df.x * this.m_s1 + df.y + df.z * this.m_a1;
-         L2 = df.x * this.m_s2 + df.y + df.z * this.m_a2;
-         v1.x -= this.m_invMassA * PX;
-         v1.y -= this.m_invMassA * PY;
-         w1 -= this.m_invIA * L1;
-         v2.x += this.m_invMassB * PX;
-         v2.y += this.m_invMassB * PY;
-         w2 += this.m_invIB * L2;
-      }
-      else {
-         var df2 = this.m_K.Solve22(new b2Vec2(), (-Cdot1X), (-Cdot1Y));
-         this.m_impulse.x += df2.x;
-         this.m_impulse.y += df2.y;
-         PX = df2.x * this.m_perp.x;
-         PY = df2.x * this.m_perp.y;
-         L1 = df2.x * this.m_s1 + df2.y;
-         L2 = df2.x * this.m_s2 + df2.y;
-         v1.x -= this.m_invMassA * PX;
-         v1.y -= this.m_invMassA * PY;
-         w1 -= this.m_invIA * L1;
-         v2.x += this.m_invMassB * PX;
-         v2.y += this.m_invMassB * PY;
-         w2 += this.m_invIB * L2;
-      }
-      bA.m_linearVelocity.SetV(v1);
-      bA.m_angularVelocity = w1;
-      bB.m_linearVelocity.SetV(v2);
-      bB.m_angularVelocity = w2;
-   }
-   b2PrismaticJoint.prototype.SolvePositionConstraints = function (baumgarte) {
-      if (baumgarte === undefined) baumgarte = 0;
-      var limitC = 0;
-      var oldLimitImpulse = 0;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var c1 = bA.m_sweep.c;
-      var a1 = bA.m_sweep.a;
-      var c2 = bB.m_sweep.c;
-      var a2 = bB.m_sweep.a;
-      var tMat;
-      var tX = 0;
-      var m1 = 0;
-      var m2 = 0;
-      var i1 = 0;
-      var i2 = 0;
-      var linearError = 0.0;
-      var angularError = 0.0;
-      var active = false;
-      var C2 = 0.0;
-      var R1 = b2Mat22.FromAngle(a1);
-      var R2 = b2Mat22.FromAngle(a2);
-      tMat = R1;
-      var r1X = this.m_localAnchor1.x - this.m_localCenterA.x;
-      var r1Y = this.m_localAnchor1.y - this.m_localCenterA.y;
-      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = R2;
-      var r2X = this.m_localAnchor2.x - this.m_localCenterB.x;
-      var r2Y = this.m_localAnchor2.y - this.m_localCenterB.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      var dX = c2.x + r2X - c1.x - r1X;
-      var dY = c2.y + r2Y - c1.y - r1Y;
-      if (this.m_enableLimit) {
-         this.m_axis = b2Math.MulMV(R1, this.m_localXAxis1);
-         this.m_a1 = (dX + r1X) * this.m_axis.y - (dY + r1Y) * this.m_axis.x;
-         this.m_a2 = r2X * this.m_axis.y - r2Y * this.m_axis.x;
-         var translation = this.m_axis.x * dX + this.m_axis.y * dY;
-         if (b2Math.Abs(this.m_upperTranslation - this.m_lowerTranslation) < 2.0 * b2Settings.b2_linearSlop) {
-            C2 = b2Math.Clamp(translation, (-b2Settings.b2_maxLinearCorrection), b2Settings.b2_maxLinearCorrection);
-            linearError = b2Math.Abs(translation);
-            active = true;
-         }
-         else if (translation <= this.m_lowerTranslation) {
-            C2 = b2Math.Clamp(translation - this.m_lowerTranslation + b2Settings.b2_linearSlop, (-b2Settings.b2_maxLinearCorrection), 0.0);
-            linearError = this.m_lowerTranslation - translation;
-            active = true;
-         }
-         else if (translation >= this.m_upperTranslation) {
-            C2 = b2Math.Clamp(translation - this.m_upperTranslation + b2Settings.b2_linearSlop, 0.0, b2Settings.b2_maxLinearCorrection);
-            linearError = translation - this.m_upperTranslation;
-            active = true;
-         }
-      }
-      this.m_perp = b2Math.MulMV(R1, this.m_localYAxis1);
-      this.m_s1 = (dX + r1X) * this.m_perp.y - (dY + r1Y) * this.m_perp.x;
-      this.m_s2 = r2X * this.m_perp.y - r2Y * this.m_perp.x;
-      var impulse = new b2Vec3();
-      var C1X = this.m_perp.x * dX + this.m_perp.y * dY;
-      var C1Y = a2 - a1 - this.m_refAngle;
-      linearError = b2Math.Max(linearError, b2Math.Abs(C1X));
-      angularError = b2Math.Abs(C1Y);
-      if (active) {
-         m1 = this.m_invMassA;
-         m2 = this.m_invMassB;
-         i1 = this.m_invIA;
-         i2 = this.m_invIB;
-         this.m_K.col1.x = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
-         this.m_K.col1.y = i1 * this.m_s1 + i2 * this.m_s2;
-         this.m_K.col1.z = i1 * this.m_s1 * this.m_a1 + i2 * this.m_s2 * this.m_a2;
-         this.m_K.col2.x = this.m_K.col1.y;
-         this.m_K.col2.y = i1 + i2;
-         this.m_K.col2.z = i1 * this.m_a1 + i2 * this.m_a2;
-         this.m_K.col3.x = this.m_K.col1.z;
-         this.m_K.col3.y = this.m_K.col2.z;
-         this.m_K.col3.z = m1 + m2 + i1 * this.m_a1 * this.m_a1 + i2 * this.m_a2 * this.m_a2;
-         this.m_K.Solve33(impulse, (-C1X), (-C1Y), (-C2));
-      }
-      else {
-         m1 = this.m_invMassA;
-         m2 = this.m_invMassB;
-         i1 = this.m_invIA;
-         i2 = this.m_invIB;
-         var k11 = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
-         var k12 = i1 * this.m_s1 + i2 * this.m_s2;
-         var k22 = i1 + i2;
-         this.m_K.col1.Set(k11, k12, 0.0);
-         this.m_K.col2.Set(k12, k22, 0.0);
-         var impulse1 = this.m_K.Solve22(new b2Vec2(), (-C1X), (-C1Y));
-         impulse.x = impulse1.x;
-         impulse.y = impulse1.y;
-         impulse.z = 0.0;
-      }
-      var PX = impulse.x * this.m_perp.x + impulse.z * this.m_axis.x;
-      var PY = impulse.x * this.m_perp.y + impulse.z * this.m_axis.y;
-      var L1 = impulse.x * this.m_s1 + impulse.y + impulse.z * this.m_a1;
-      var L2 = impulse.x * this.m_s2 + impulse.y + impulse.z * this.m_a2;
-      c1.x -= this.m_invMassA * PX;
-      c1.y -= this.m_invMassA * PY;
-      a1 -= this.m_invIA * L1;
-      c2.x += this.m_invMassB * PX;
-      c2.y += this.m_invMassB * PY;
-      a2 += this.m_invIB * L2;
-      bA.m_sweep.a = a1;
-      bB.m_sweep.a = a2;
-      bA.SynchronizeTransform();
-      bB.SynchronizeTransform();
-      return linearError <= b2Settings.b2_linearSlop && angularError <= b2Settings.b2_angularSlop;
-   }
-   Box2D.inherit(b2PrismaticJointDef, Box2D.Dynamics.Joints.b2JointDef);
-   b2PrismaticJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
-   b2PrismaticJointDef.b2PrismaticJointDef = function () {
-      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
-      this.localAnchorA = new b2Vec2();
-      this.localAnchorB = new b2Vec2();
-      this.localAxisA = new b2Vec2();
-   };
-   b2PrismaticJointDef.prototype.b2PrismaticJointDef = function () {
-      this.__super.b2JointDef.call(this);
-      this.type = b2Joint.e_prismaticJoint;
-      this.localAxisA.Set(1.0, 0.0);
-      this.referenceAngle = 0.0;
-      this.enableLimit = false;
-      this.lowerTranslation = 0.0;
-      this.upperTranslation = 0.0;
-      this.enableMotor = false;
-      this.maxMotorForce = 0.0;
-      this.motorSpeed = 0.0;
-   }
-   b2PrismaticJointDef.prototype.Initialize = function (bA, bB, anchor, axis) {
-      this.bodyA = bA;
-      this.bodyB = bB;
-      this.localAnchorA = this.bodyA.GetLocalPoint(anchor);
-      this.localAnchorB = this.bodyB.GetLocalPoint(anchor);
-      this.localAxisA = this.bodyA.GetLocalVector(axis);
-      this.referenceAngle = this.bodyB.GetAngle() - this.bodyA.GetAngle();
-   }
-   Box2D.inherit(b2PulleyJoint, Box2D.Dynamics.Joints.b2Joint);
-   b2PulleyJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
-   b2PulleyJoint.b2PulleyJoint = function () {
-      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
-      this.m_groundAnchor1 = new b2Vec2();
-      this.m_groundAnchor2 = new b2Vec2();
-      this.m_localAnchor1 = new b2Vec2();
-      this.m_localAnchor2 = new b2Vec2();
-      this.m_u1 = new b2Vec2();
-      this.m_u2 = new b2Vec2();
-   };
-   b2PulleyJoint.prototype.GetAnchorA = function () {
-      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
-   }
-   b2PulleyJoint.prototype.GetAnchorB = function () {
-      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
-   }
-   b2PulleyJoint.prototype.GetReactionForce = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return new b2Vec2(inv_dt * this.m_impulse * this.m_u2.x, inv_dt * this.m_impulse * this.m_u2.y);
-   }
-   b2PulleyJoint.prototype.GetReactionTorque = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return 0.0;
-   }
-   b2PulleyJoint.prototype.GetGroundAnchorA = function () {
-      var a = this.m_ground.m_xf.position.Copy();
-      a.Add(this.m_groundAnchor1);
-      return a;
-   }
-   b2PulleyJoint.prototype.GetGroundAnchorB = function () {
-      var a = this.m_ground.m_xf.position.Copy();
-      a.Add(this.m_groundAnchor2);
-      return a;
-   }
-   b2PulleyJoint.prototype.GetLength1 = function () {
-      var p = this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
-      var sX = this.m_ground.m_xf.position.x + this.m_groundAnchor1.x;
-      var sY = this.m_ground.m_xf.position.y + this.m_groundAnchor1.y;
-      var dX = p.x - sX;
-      var dY = p.y - sY;
-      return Math.sqrt(dX * dX + dY * dY);
-   }
-   b2PulleyJoint.prototype.GetLength2 = function () {
-      var p = this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
-      var sX = this.m_ground.m_xf.position.x + this.m_groundAnchor2.x;
-      var sY = this.m_ground.m_xf.position.y + this.m_groundAnchor2.y;
-      var dX = p.x - sX;
-      var dY = p.y - sY;
-      return Math.sqrt(dX * dX + dY * dY);
-   }
-   b2PulleyJoint.prototype.GetRatio = function () {
-      return this.m_ratio;
-   }
-   b2PulleyJoint.prototype.b2PulleyJoint = function (def) {
-      this.__super.b2Joint.call(this, def);
-      var tMat;
-      var tX = 0;
-      var tY = 0;
-      this.m_ground = this.m_bodyA.m_world.m_groundBody;
-      this.m_groundAnchor1.x = def.groundAnchorA.x - this.m_ground.m_xf.position.x;
-      this.m_groundAnchor1.y = def.groundAnchorA.y - this.m_ground.m_xf.position.y;
-      this.m_groundAnchor2.x = def.groundAnchorB.x - this.m_ground.m_xf.position.x;
-      this.m_groundAnchor2.y = def.groundAnchorB.y - this.m_ground.m_xf.position.y;
-      this.m_localAnchor1.SetV(def.localAnchorA);
-      this.m_localAnchor2.SetV(def.localAnchorB);
-      this.m_ratio = def.ratio;
-      this.m_constant = def.lengthA + this.m_ratio * def.lengthB;
-      this.m_maxLength1 = b2Math.Min(def.maxLengthA, this.m_constant - this.m_ratio * b2PulleyJoint.b2_minPulleyLength);
-      this.m_maxLength2 = b2Math.Min(def.maxLengthB, (this.m_constant - b2PulleyJoint.b2_minPulleyLength) / this.m_ratio);
-      this.m_impulse = 0.0;
-      this.m_limitImpulse1 = 0.0;
-      this.m_limitImpulse2 = 0.0;
-   }
-   b2PulleyJoint.prototype.InitVelocityConstraints = function (step) {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var tMat;
-      tMat = bA.m_xf.R;
-      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = bB.m_xf.R;
-      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      var p1X = bA.m_sweep.c.x + r1X;
-      var p1Y = bA.m_sweep.c.y + r1Y;
-      var p2X = bB.m_sweep.c.x + r2X;
-      var p2Y = bB.m_sweep.c.y + r2Y;
-      var s1X = this.m_ground.m_xf.position.x + this.m_groundAnchor1.x;
-      var s1Y = this.m_ground.m_xf.position.y + this.m_groundAnchor1.y;
-      var s2X = this.m_ground.m_xf.position.x + this.m_groundAnchor2.x;
-      var s2Y = this.m_ground.m_xf.position.y + this.m_groundAnchor2.y;
-      this.m_u1.Set(p1X - s1X, p1Y - s1Y);
-      this.m_u2.Set(p2X - s2X, p2Y - s2Y);
-      var length1 = this.m_u1.Length();
-      var length2 = this.m_u2.Length();
-      if (length1 > b2Settings.b2_linearSlop) {
-         this.m_u1.Multiply(1.0 / length1);
-      }
-      else {
-         this.m_u1.SetZero();
-      }
-      if (length2 > b2Settings.b2_linearSlop) {
-         this.m_u2.Multiply(1.0 / length2);
-      }
-      else {
-         this.m_u2.SetZero();
-      }
-      var C = this.m_constant - length1 - this.m_ratio * length2;
-      if (C > 0.0) {
-         this.m_state = b2Joint.e_inactiveLimit;
-         this.m_impulse = 0.0;
-      }
-      else {
-         this.m_state = b2Joint.e_atUpperLimit;
-      }
-      if (length1 < this.m_maxLength1) {
-         this.m_limitState1 = b2Joint.e_inactiveLimit;
-         this.m_limitImpulse1 = 0.0;
-      }
-      else {
-         this.m_limitState1 = b2Joint.e_atUpperLimit;
-      }
-      if (length2 < this.m_maxLength2) {
-         this.m_limitState2 = b2Joint.e_inactiveLimit;
-         this.m_limitImpulse2 = 0.0;
-      }
-      else {
-         this.m_limitState2 = b2Joint.e_atUpperLimit;
-      }
-      var cr1u1 = r1X * this.m_u1.y - r1Y * this.m_u1.x;
-      var cr2u2 = r2X * this.m_u2.y - r2Y * this.m_u2.x;
-      this.m_limitMass1 = bA.m_invMass + bA.m_invI * cr1u1 * cr1u1;
-      this.m_limitMass2 = bB.m_invMass + bB.m_invI * cr2u2 * cr2u2;
-      this.m_pulleyMass = this.m_limitMass1 + this.m_ratio * this.m_ratio * this.m_limitMass2;
-      this.m_limitMass1 = 1.0 / this.m_limitMass1;
-      this.m_limitMass2 = 1.0 / this.m_limitMass2;
-      this.m_pulleyMass = 1.0 / this.m_pulleyMass;
-      if (step.warmStarting) {
-         this.m_impulse *= step.dtRatio;
-         this.m_limitImpulse1 *= step.dtRatio;
-         this.m_limitImpulse2 *= step.dtRatio;
-         var P1X = ((-this.m_impulse) - this.m_limitImpulse1) * this.m_u1.x;
-         var P1Y = ((-this.m_impulse) - this.m_limitImpulse1) * this.m_u1.y;
-         var P2X = ((-this.m_ratio * this.m_impulse) - this.m_limitImpulse2) * this.m_u2.x;
-         var P2Y = ((-this.m_ratio * this.m_impulse) - this.m_limitImpulse2) * this.m_u2.y;
-         bA.m_linearVelocity.x += bA.m_invMass * P1X;
-         bA.m_linearVelocity.y += bA.m_invMass * P1Y;
-         bA.m_angularVelocity += bA.m_invI * (r1X * P1Y - r1Y * P1X);
-         bB.m_linearVelocity.x += bB.m_invMass * P2X;
-         bB.m_linearVelocity.y += bB.m_invMass * P2Y;
-         bB.m_angularVelocity += bB.m_invI * (r2X * P2Y - r2Y * P2X);
-      }
-      else {
-         this.m_impulse = 0.0;
-         this.m_limitImpulse1 = 0.0;
-         this.m_limitImpulse2 = 0.0;
-      }
-   }
-   b2PulleyJoint.prototype.SolveVelocityConstraints = function (step) {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var tMat;
-      tMat = bA.m_xf.R;
-      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = bB.m_xf.R;
-      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      var v1X = 0;
-      var v1Y = 0;
-      var v2X = 0;
-      var v2Y = 0;
-      var P1X = 0;
-      var P1Y = 0;
-      var P2X = 0;
-      var P2Y = 0;
-      var Cdot = 0;
-      var impulse = 0;
-      var oldImpulse = 0;
-      if (this.m_state == b2Joint.e_atUpperLimit) {
-         v1X = bA.m_linearVelocity.x + ((-bA.m_angularVelocity * r1Y));
-         v1Y = bA.m_linearVelocity.y + (bA.m_angularVelocity * r1X);
-         v2X = bB.m_linearVelocity.x + ((-bB.m_angularVelocity * r2Y));
-         v2Y = bB.m_linearVelocity.y + (bB.m_angularVelocity * r2X);
-         Cdot = (-(this.m_u1.x * v1X + this.m_u1.y * v1Y)) - this.m_ratio * (this.m_u2.x * v2X + this.m_u2.y * v2Y);
-         impulse = this.m_pulleyMass * ((-Cdot));
-         oldImpulse = this.m_impulse;
-         this.m_impulse = b2Math.Max(0.0, this.m_impulse + impulse);
-         impulse = this.m_impulse - oldImpulse;
-         P1X = (-impulse * this.m_u1.x);
-         P1Y = (-impulse * this.m_u1.y);
-         P2X = (-this.m_ratio * impulse * this.m_u2.x);
-         P2Y = (-this.m_ratio * impulse * this.m_u2.y);
-         bA.m_linearVelocity.x += bA.m_invMass * P1X;
-         bA.m_linearVelocity.y += bA.m_invMass * P1Y;
-         bA.m_angularVelocity += bA.m_invI * (r1X * P1Y - r1Y * P1X);
-         bB.m_linearVelocity.x += bB.m_invMass * P2X;
-         bB.m_linearVelocity.y += bB.m_invMass * P2Y;
-         bB.m_angularVelocity += bB.m_invI * (r2X * P2Y - r2Y * P2X);
-      }
-      if (this.m_limitState1 == b2Joint.e_atUpperLimit) {
-         v1X = bA.m_linearVelocity.x + ((-bA.m_angularVelocity * r1Y));
-         v1Y = bA.m_linearVelocity.y + (bA.m_angularVelocity * r1X);
-         Cdot = (-(this.m_u1.x * v1X + this.m_u1.y * v1Y));
-         impulse = (-this.m_limitMass1 * Cdot);
-         oldImpulse = this.m_limitImpulse1;
-         this.m_limitImpulse1 = b2Math.Max(0.0, this.m_limitImpulse1 + impulse);
-         impulse = this.m_limitImpulse1 - oldImpulse;
-         P1X = (-impulse * this.m_u1.x);
-         P1Y = (-impulse * this.m_u1.y);
-         bA.m_linearVelocity.x += bA.m_invMass * P1X;
-         bA.m_linearVelocity.y += bA.m_invMass * P1Y;
-         bA.m_angularVelocity += bA.m_invI * (r1X * P1Y - r1Y * P1X);
-      }
-      if (this.m_limitState2 == b2Joint.e_atUpperLimit) {
-         v2X = bB.m_linearVelocity.x + ((-bB.m_angularVelocity * r2Y));
-         v2Y = bB.m_linearVelocity.y + (bB.m_angularVelocity * r2X);
-         Cdot = (-(this.m_u2.x * v2X + this.m_u2.y * v2Y));
-         impulse = (-this.m_limitMass2 * Cdot);
-         oldImpulse = this.m_limitImpulse2;
-         this.m_limitImpulse2 = b2Math.Max(0.0, this.m_limitImpulse2 + impulse);
-         impulse = this.m_limitImpulse2 - oldImpulse;
-         P2X = (-impulse * this.m_u2.x);
-         P2Y = (-impulse * this.m_u2.y);
-         bB.m_linearVelocity.x += bB.m_invMass * P2X;
-         bB.m_linearVelocity.y += bB.m_invMass * P2Y;
-         bB.m_angularVelocity += bB.m_invI * (r2X * P2Y - r2Y * P2X);
-      }
-   }
-   b2PulleyJoint.prototype.SolvePositionConstraints = function (baumgarte) {
-      if (baumgarte === undefined) baumgarte = 0;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var tMat;
-      var s1X = this.m_ground.m_xf.position.x + this.m_groundAnchor1.x;
-      var s1Y = this.m_ground.m_xf.position.y + this.m_groundAnchor1.y;
-      var s2X = this.m_ground.m_xf.position.x + this.m_groundAnchor2.x;
-      var s2Y = this.m_ground.m_xf.position.y + this.m_groundAnchor2.y;
-      var r1X = 0;
-      var r1Y = 0;
-      var r2X = 0;
-      var r2Y = 0;
-      var p1X = 0;
-      var p1Y = 0;
-      var p2X = 0;
-      var p2Y = 0;
-      var length1 = 0;
-      var length2 = 0;
-      var C = 0;
-      var impulse = 0;
-      var oldImpulse = 0;
-      var oldLimitPositionImpulse = 0;
-      var tX = 0;
-      var linearError = 0.0;
-      if (this.m_state == b2Joint.e_atUpperLimit) {
-         tMat = bA.m_xf.R;
-         r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-         r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-         tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-         r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-         r1X = tX;
-         tMat = bB.m_xf.R;
-         r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-         r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-         tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-         r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-         r2X = tX;
-         p1X = bA.m_sweep.c.x + r1X;
-         p1Y = bA.m_sweep.c.y + r1Y;
-         p2X = bB.m_sweep.c.x + r2X;
-         p2Y = bB.m_sweep.c.y + r2Y;
-         this.m_u1.Set(p1X - s1X, p1Y - s1Y);
-         this.m_u2.Set(p2X - s2X, p2Y - s2Y);
-         length1 = this.m_u1.Length();
-         length2 = this.m_u2.Length();
-         if (length1 > b2Settings.b2_linearSlop) {
-            this.m_u1.Multiply(1.0 / length1);
-         }
-         else {
-            this.m_u1.SetZero();
-         }
-         if (length2 > b2Settings.b2_linearSlop) {
-            this.m_u2.Multiply(1.0 / length2);
-         }
-         else {
-            this.m_u2.SetZero();
-         }
-         C = this.m_constant - length1 - this.m_ratio * length2;
-         linearError = b2Math.Max(linearError, (-C));
-         C = b2Math.Clamp(C + b2Settings.b2_linearSlop, (-b2Settings.b2_maxLinearCorrection), 0.0);
-         impulse = (-this.m_pulleyMass * C);
-         p1X = (-impulse * this.m_u1.x);
-         p1Y = (-impulse * this.m_u1.y);
-         p2X = (-this.m_ratio * impulse * this.m_u2.x);
-         p2Y = (-this.m_ratio * impulse * this.m_u2.y);
-         bA.m_sweep.c.x += bA.m_invMass * p1X;
-         bA.m_sweep.c.y += bA.m_invMass * p1Y;
-         bA.m_sweep.a += bA.m_invI * (r1X * p1Y - r1Y * p1X);
-         bB.m_sweep.c.x += bB.m_invMass * p2X;
-         bB.m_sweep.c.y += bB.m_invMass * p2Y;
-         bB.m_sweep.a += bB.m_invI * (r2X * p2Y - r2Y * p2X);
-         bA.SynchronizeTransform();
-         bB.SynchronizeTransform();
-      }
-      if (this.m_limitState1 == b2Joint.e_atUpperLimit) {
-         tMat = bA.m_xf.R;
-         r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-         r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-         tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-         r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-         r1X = tX;
-         p1X = bA.m_sweep.c.x + r1X;
-         p1Y = bA.m_sweep.c.y + r1Y;
-         this.m_u1.Set(p1X - s1X, p1Y - s1Y);
-         length1 = this.m_u1.Length();
-         if (length1 > b2Settings.b2_linearSlop) {
-            this.m_u1.x *= 1.0 / length1;
-            this.m_u1.y *= 1.0 / length1;
-         }
-         else {
-            this.m_u1.SetZero();
-         }
-         C = this.m_maxLength1 - length1;
-         linearError = b2Math.Max(linearError, (-C));
-         C = b2Math.Clamp(C + b2Settings.b2_linearSlop, (-b2Settings.b2_maxLinearCorrection), 0.0);
-         impulse = (-this.m_limitMass1 * C);
-         p1X = (-impulse * this.m_u1.x);
-         p1Y = (-impulse * this.m_u1.y);
-         bA.m_sweep.c.x += bA.m_invMass * p1X;
-         bA.m_sweep.c.y += bA.m_invMass * p1Y;
-         bA.m_sweep.a += bA.m_invI * (r1X * p1Y - r1Y * p1X);
-         bA.SynchronizeTransform();
-      }
-      if (this.m_limitState2 == b2Joint.e_atUpperLimit) {
-         tMat = bB.m_xf.R;
-         r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-         r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-         tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-         r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-         r2X = tX;
-         p2X = bB.m_sweep.c.x + r2X;
-         p2Y = bB.m_sweep.c.y + r2Y;
-         this.m_u2.Set(p2X - s2X, p2Y - s2Y);
-         length2 = this.m_u2.Length();
-         if (length2 > b2Settings.b2_linearSlop) {
-            this.m_u2.x *= 1.0 / length2;
-            this.m_u2.y *= 1.0 / length2;
-         }
-         else {
-            this.m_u2.SetZero();
-         }
-         C = this.m_maxLength2 - length2;
-         linearError = b2Math.Max(linearError, (-C));
-         C = b2Math.Clamp(C + b2Settings.b2_linearSlop, (-b2Settings.b2_maxLinearCorrection), 0.0);
-         impulse = (-this.m_limitMass2 * C);
-         p2X = (-impulse * this.m_u2.x);
-         p2Y = (-impulse * this.m_u2.y);
-         bB.m_sweep.c.x += bB.m_invMass * p2X;
-         bB.m_sweep.c.y += bB.m_invMass * p2Y;
-         bB.m_sweep.a += bB.m_invI * (r2X * p2Y - r2Y * p2X);
-         bB.SynchronizeTransform();
-      }
-      return linearError < b2Settings.b2_linearSlop;
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.Joints.b2PulleyJoint.b2_minPulleyLength = 2.0;
-   });
-   Box2D.inherit(b2PulleyJointDef, Box2D.Dynamics.Joints.b2JointDef);
-   b2PulleyJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
-   b2PulleyJointDef.b2PulleyJointDef = function () {
-      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
-      this.groundAnchorA = new b2Vec2();
-      this.groundAnchorB = new b2Vec2();
-      this.localAnchorA = new b2Vec2();
-      this.localAnchorB = new b2Vec2();
-   };
-   b2PulleyJointDef.prototype.b2PulleyJointDef = function () {
-      this.__super.b2JointDef.call(this);
-      this.type = b2Joint.e_pulleyJoint;
-      this.groundAnchorA.Set((-1.0), 1.0);
-      this.groundAnchorB.Set(1.0, 1.0);
-      this.localAnchorA.Set((-1.0), 0.0);
-      this.localAnchorB.Set(1.0, 0.0);
-      this.lengthA = 0.0;
-      this.maxLengthA = 0.0;
-      this.lengthB = 0.0;
-      this.maxLengthB = 0.0;
-      this.ratio = 1.0;
-      this.collideConnected = true;
-   }
-   b2PulleyJointDef.prototype.Initialize = function (bA, bB, gaA, gaB, anchorA, anchorB, r) {
-      if (r === undefined) r = 0;
-      this.bodyA = bA;
-      this.bodyB = bB;
-      this.groundAnchorA.SetV(gaA);
-      this.groundAnchorB.SetV(gaB);
-      this.localAnchorA = this.bodyA.GetLocalPoint(anchorA);
-      this.localAnchorB = this.bodyB.GetLocalPoint(anchorB);
-      var d1X = anchorA.x - gaA.x;
-      var d1Y = anchorA.y - gaA.y;
-      this.lengthA = Math.sqrt(d1X * d1X + d1Y * d1Y);
-      var d2X = anchorB.x - gaB.x;
-      var d2Y = anchorB.y - gaB.y;
-      this.lengthB = Math.sqrt(d2X * d2X + d2Y * d2Y);
-      this.ratio = r;
-      var C = this.lengthA + this.ratio * this.lengthB;
-      this.maxLengthA = C - this.ratio * b2PulleyJoint.b2_minPulleyLength;
-      this.maxLengthB = (C - b2PulleyJoint.b2_minPulleyLength) / this.ratio;
-   }
-   Box2D.inherit(b2RevoluteJoint, Box2D.Dynamics.Joints.b2Joint);
-   b2RevoluteJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
-   b2RevoluteJoint.b2RevoluteJoint = function () {
-      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
-      this.K = new b2Mat22();
-      this.K1 = new b2Mat22();
-      this.K2 = new b2Mat22();
-      this.K3 = new b2Mat22();
-      this.impulse3 = new b2Vec3();
-      this.impulse2 = new b2Vec2();
-      this.reduced = new b2Vec2();
-      this.m_localAnchor1 = new b2Vec2();
-      this.m_localAnchor2 = new b2Vec2();
-      this.m_impulse = new b2Vec3();
-      this.m_mass = new b2Mat33();
-   };
-   b2RevoluteJoint.prototype.GetAnchorA = function () {
-      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
-   }
-   b2RevoluteJoint.prototype.GetAnchorB = function () {
-      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
-   }
-   b2RevoluteJoint.prototype.GetReactionForce = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return new b2Vec2(inv_dt * this.m_impulse.x, inv_dt * this.m_impulse.y);
-   }
-   b2RevoluteJoint.prototype.GetReactionTorque = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return inv_dt * this.m_impulse.z;
-   }
-   b2RevoluteJoint.prototype.GetJointAngle = function () {
-      return this.m_bodyB.m_sweep.a - this.m_bodyA.m_sweep.a - this.m_referenceAngle;
-   }
-   b2RevoluteJoint.prototype.GetJointSpeed = function () {
-      return this.m_bodyB.m_angularVelocity - this.m_bodyA.m_angularVelocity;
-   }
-   b2RevoluteJoint.prototype.IsLimitEnabled = function () {
-      return this.m_enableLimit;
-   }
-   b2RevoluteJoint.prototype.EnableLimit = function (flag) {
-      this.m_enableLimit = flag;
-   }
-   b2RevoluteJoint.prototype.GetLowerLimit = function () {
-      return this.m_lowerAngle;
-   }
-   b2RevoluteJoint.prototype.GetUpperLimit = function () {
-      return this.m_upperAngle;
-   }
-   b2RevoluteJoint.prototype.SetLimits = function (lower, upper) {
-
-      if (lower === undefined) lower = 0;
-      if (upper === undefined) upper = 0;
-      this.m_lowerAngle = lower;
-      this.m_upperAngle = upper;
-   }
-   b2RevoluteJoint.prototype.IsMotorEnabled = function () {
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      return this.m_enableMotor;
-   }
-   b2RevoluteJoint.prototype.EnableMotor = function (flag) {
-      this.m_enableMotor = flag;
-   }
-   b2RevoluteJoint.prototype.SetMotorSpeed = function (speed) {
-      if (speed === undefined) speed = 0;
-      this.m_bodyA.SetAwake(true);
-      this.m_bodyB.SetAwake(true);
-      this.m_motorSpeed = speed;
-   }
-   b2RevoluteJoint.prototype.GetMotorSpeed = function () {
-      return this.m_motorSpeed;
-   }
-   b2RevoluteJoint.prototype.SetMaxMotorTorque = function (torque) {
-      if (torque === undefined) torque = 0;
-      this.m_maxMotorTorque = torque;
-   }
-   b2RevoluteJoint.prototype.GetMotorTorque = function () {
-      return this.m_maxMotorTorque;
-   }
-   b2RevoluteJoint.prototype.b2RevoluteJoint = function (def) {
-      this.__super.b2Joint.call(this, def);
-      this.m_localAnchor1.SetV(def.localAnchorA);
-      this.m_localAnchor2.SetV(def.localAnchorB);
-      this.m_referenceAngle = def.referenceAngle;
-      this.m_impulse.SetZero();
-      this.m_motorImpulse = 0.0;
-      this.m_lowerAngle = def.lowerAngle;
-      this.m_upperAngle = def.upperAngle;
-      this.m_maxMotorTorque = def.maxMotorTorque;
-      this.m_motorSpeed = def.motorSpeed;
-      this.m_enableLimit = def.enableLimit;
-      this.m_enableMotor = def.enableMotor;
-      this.m_limitState = b2Joint.e_inactiveLimit;
-   }
-   b2RevoluteJoint.prototype.InitVelocityConstraints = function (step) {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var tMat;
-      var tX = 0;
-      if (this.m_enableMotor || this.m_enableLimit) {}
-      tMat = bA.m_xf.R;
-      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-      r1X = tX;
-      tMat = bB.m_xf.R;
-      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-      r2X = tX;
-      var m1 = bA.m_invMass;
-      var m2 = bB.m_invMass;
-      var i1 = bA.m_invI;
-      var i2 = bB.m_invI;
-      this.m_mass.col1.x = m1 + m2 + r1Y * r1Y * i1 + r2Y * r2Y * i2;
-      this.m_mass.col2.x = (-r1Y * r1X * i1) - r2Y * r2X * i2;
-      this.m_mass.col3.x = (-r1Y * i1) - r2Y * i2;
-      this.m_mass.col1.y = this.m_mass.col2.x;
-      this.m_mass.col2.y = m1 + m2 + r1X * r1X * i1 + r2X * r2X * i2;
-      this.m_mass.col3.y = r1X * i1 + r2X * i2;
-      this.m_mass.col1.z = this.m_mass.col3.x;
-      this.m_mass.col2.z = this.m_mass.col3.y;
-      this.m_mass.col3.z = i1 + i2;
-      this.m_motorMass = 1.0 / (i1 + i2);
-      if (this.m_enableMotor == false) {
-         this.m_motorImpulse = 0.0;
-      }
-      if (this.m_enableLimit) {
-         var jointAngle = bB.m_sweep.a - bA.m_sweep.a - this.m_referenceAngle;
-         if (b2Math.Abs(this.m_upperAngle - this.m_lowerAngle) < 2.0 * b2Settings.b2_angularSlop) {
-            this.m_limitState = b2Joint.e_equalLimits;
-         }
-         else if (jointAngle <= this.m_lowerAngle) {
-            if (this.m_limitState != b2Joint.e_atLowerLimit) {
-               this.m_impulse.z = 0.0;
-            }
-            this.m_limitState = b2Joint.e_atLowerLimit;
-         }
-         else if (jointAngle >= this.m_upperAngle) {
-            if (this.m_limitState != b2Joint.e_atUpperLimit) {
-               this.m_impulse.z = 0.0;
-            }
-            this.m_limitState = b2Joint.e_atUpperLimit;
-         }
-         else {
-            this.m_limitState = b2Joint.e_inactiveLimit;
-            this.m_impulse.z = 0.0;
-         }
-      }
-      else {
-         this.m_limitState = b2Joint.e_inactiveLimit;
-      }
-      if (step.warmStarting) {
-         this.m_impulse.x *= step.dtRatio;
-         this.m_impulse.y *= step.dtRatio;
-         this.m_motorImpulse *= step.dtRatio;
-         var PX = this.m_impulse.x;
-         var PY = this.m_impulse.y;
-         bA.m_linearVelocity.x -= m1 * PX;
-         bA.m_linearVelocity.y -= m1 * PY;
-         bA.m_angularVelocity -= i1 * ((r1X * PY - r1Y * PX) + this.m_motorImpulse + this.m_impulse.z);
-         bB.m_linearVelocity.x += m2 * PX;
-         bB.m_linearVelocity.y += m2 * PY;
-         bB.m_angularVelocity += i2 * ((r2X * PY - r2Y * PX) + this.m_motorImpulse + this.m_impulse.z);
-      }
-      else {
-         this.m_impulse.SetZero();
-         this.m_motorImpulse = 0.0;
-      }
-   }
-   b2RevoluteJoint.prototype.SolveVelocityConstraints = function (step) {
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var tMat;
-      var tX = 0;
-      var newImpulse = 0;
-      var r1X = 0;
-      var r1Y = 0;
-      var r2X = 0;
-      var r2Y = 0;
-      var v1 = bA.m_linearVelocity;
-      var w1 = bA.m_angularVelocity;
-      var v2 = bB.m_linearVelocity;
-      var w2 = bB.m_angularVelocity;
-      var m1 = bA.m_invMass;
-      var m2 = bB.m_invMass;
-      var i1 = bA.m_invI;
-      var i2 = bB.m_invI;
-      if (this.m_enableMotor && this.m_limitState != b2Joint.e_equalLimits) {
-         var Cdot = w2 - w1 - this.m_motorSpeed;
-         var impulse = this.m_motorMass * ((-Cdot));
-         var oldImpulse = this.m_motorImpulse;
-         var maxImpulse = step.dt * this.m_maxMotorTorque;
-         this.m_motorImpulse = b2Math.Clamp(this.m_motorImpulse + impulse, (-maxImpulse), maxImpulse);
-         impulse = this.m_motorImpulse - oldImpulse;
-         w1 -= i1 * impulse;
-         w2 += i2 * impulse;
-      }
-      if (this.m_enableLimit && this.m_limitState != b2Joint.e_inactiveLimit) {
-         tMat = bA.m_xf.R;
-         r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-         r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-         tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-         r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-         r1X = tX;
-         tMat = bB.m_xf.R;
-         r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-         r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-         tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-         r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-         r2X = tX;
-         var Cdot1X = v2.x + ((-w2 * r2Y)) - v1.x - ((-w1 * r1Y));
-         var Cdot1Y = v2.y + (w2 * r2X) - v1.y - (w1 * r1X);
-         var Cdot2 = w2 - w1;
-         this.m_mass.Solve33(this.impulse3, (-Cdot1X), (-Cdot1Y), (-Cdot2));
-         if (this.m_limitState == b2Joint.e_equalLimits) {
-            this.m_impulse.Add(this.impulse3);
-         }
-         else if (this.m_limitState == b2Joint.e_atLowerLimit) {
-            newImpulse = this.m_impulse.z + this.impulse3.z;
-            if (newImpulse < 0.0) {
-               this.m_mass.Solve22(this.reduced, (-Cdot1X), (-Cdot1Y));
-               this.impulse3.x = this.reduced.x;
-               this.impulse3.y = this.reduced.y;
-               this.impulse3.z = (-this.m_impulse.z);
-               this.m_impulse.x += this.reduced.x;
-               this.m_impulse.y += this.reduced.y;
-               this.m_impulse.z = 0.0;
-            }
-         }
-         else if (this.m_limitState == b2Joint.e_atUpperLimit) {
-            newImpulse = this.m_impulse.z + this.impulse3.z;
-            if (newImpulse > 0.0) {
-               this.m_mass.Solve22(this.reduced, (-Cdot1X), (-Cdot1Y));
-               this.impulse3.x = this.reduced.x;
-               this.impulse3.y = this.reduced.y;
-               this.impulse3.z = (-this.m_impulse.z);
-               this.m_impulse.x += this.reduced.x;
-               this.m_impulse.y += this.reduced.y;
-               this.m_impulse.z = 0.0;
-            }
-         }
-         v1.x -= m1 * this.impulse3.x;
-         v1.y -= m1 * this.impulse3.y;
-         w1 -= i1 * (r1X * this.impulse3.y - r1Y * this.impulse3.x + this.impulse3.z);
-         v2.x += m2 * this.impulse3.x;
-         v2.y += m2 * this.impulse3.y;
-         w2 += i2 * (r2X * this.impulse3.y - r2Y * this.impulse3.x + this.impulse3.z);
-      }
-      else {
-         tMat = bA.m_xf.R;
-         r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-         r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-         tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-         r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-         r1X = tX;
-         tMat = bB.m_xf.R;
-         r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-         r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-         tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-         r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-         r2X = tX;
-         var CdotX = v2.x + ((-w2 * r2Y)) - v1.x - ((-w1 * r1Y));
-         var CdotY = v2.y + (w2 * r2X) - v1.y - (w1 * r1X);
-         this.m_mass.Solve22(this.impulse2, (-CdotX), (-CdotY));
-         this.m_impulse.x += this.impulse2.x;
-         this.m_impulse.y += this.impulse2.y;
-         v1.x -= m1 * this.impulse2.x;
-         v1.y -= m1 * this.impulse2.y;
-         w1 -= i1 * (r1X * this.impulse2.y - r1Y * this.impulse2.x);
-         v2.x += m2 * this.impulse2.x;
-         v2.y += m2 * this.impulse2.y;
-         w2 += i2 * (r2X * this.impulse2.y - r2Y * this.impulse2.x);
-      }
-      bA.m_linearVelocity.SetV(v1);
-      bA.m_angularVelocity = w1;
-      bB.m_linearVelocity.SetV(v2);
-      bB.m_angularVelocity = w2;
-   }
-   b2RevoluteJoint.prototype.SolvePositionConstraints = function (baumgarte) {
-      if (baumgarte === undefined) baumgarte = 0;
-      var oldLimitImpulse = 0;
-      var C = 0;
-      var tMat;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var angularError = 0.0;
-      var positionError = 0.0;
-      var tX = 0;
-      var impulseX = 0;
-      var impulseY = 0;
-      if (this.m_enableLimit && this.m_limitState != b2Joint.e_inactiveLimit) {
-         var angle = bB.m_sweep.a - bA.m_sweep.a - this.m_referenceAngle;
-         var limitImpulse = 0.0;
-         if (this.m_limitState == b2Joint.e_equalLimits) {
-            C = b2Math.Clamp(angle - this.m_lowerAngle, (-b2Settings.b2_maxAngularCorrection), b2Settings.b2_maxAngularCorrection);
-            limitImpulse = (-this.m_motorMass * C);
-            angularError = b2Math.Abs(C);
-         }
-         else if (this.m_limitState == b2Joint.e_atLowerLimit) {
-            C = angle - this.m_lowerAngle;
-            angularError = (-C);
-            C = b2Math.Clamp(C + b2Settings.b2_angularSlop, (-b2Settings.b2_maxAngularCorrection), 0.0);
-            limitImpulse = (-this.m_motorMass * C);
-         }
-         else if (this.m_limitState == b2Joint.e_atUpperLimit) {
-            C = angle - this.m_upperAngle;
-            angularError = C;
-            C = b2Math.Clamp(C - b2Settings.b2_angularSlop, 0.0, b2Settings.b2_maxAngularCorrection);
-            limitImpulse = (-this.m_motorMass * C);
-         }
-         bA.m_sweep.a -= bA.m_invI * limitImpulse;
-         bB.m_sweep.a += bB.m_invI * limitImpulse;
-         bA.SynchronizeTransform();
-         bB.SynchronizeTransform();
-      } {
-         tMat = bA.m_xf.R;
-         var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
-         var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
-         tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
-         r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
-         r1X = tX;
-         tMat = bB.m_xf.R;
-         var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
-         var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
-         tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
-         r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
-         r2X = tX;
-         var CX = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
-         var CY = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
-         var CLengthSquared = CX * CX + CY * CY;
-         var CLength = Math.sqrt(CLengthSquared);
-         positionError = CLength;
-         var invMass1 = bA.m_invMass;
-         var invMass2 = bB.m_invMass;
-         var invI1 = bA.m_invI;
-         var invI2 = bB.m_invI;
-         var k_allowedStretch = 10.0 * b2Settings.b2_linearSlop;
-         if (CLengthSquared > k_allowedStretch * k_allowedStretch) {
-            var uX = CX / CLength;
-            var uY = CY / CLength;
-            var k = invMass1 + invMass2;
-            var m = 1.0 / k;
-            impulseX = m * ((-CX));
-            impulseY = m * ((-CY));
-            var k_beta = 0.5;
-            bA.m_sweep.c.x -= k_beta * invMass1 * impulseX;
-            bA.m_sweep.c.y -= k_beta * invMass1 * impulseY;
-            bB.m_sweep.c.x += k_beta * invMass2 * impulseX;
-            bB.m_sweep.c.y += k_beta * invMass2 * impulseY;
-            CX = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
-            CY = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
-         }
-         this.K1.col1.x = invMass1 + invMass2;
-         this.K1.col2.x = 0.0;
-         this.K1.col1.y = 0.0;
-         this.K1.col2.y = invMass1 + invMass2;
-         this.K2.col1.x = invI1 * r1Y * r1Y;
-         this.K2.col2.x = (-invI1 * r1X * r1Y);
-         this.K2.col1.y = (-invI1 * r1X * r1Y);
-         this.K2.col2.y = invI1 * r1X * r1X;
-         this.K3.col1.x = invI2 * r2Y * r2Y;
-         this.K3.col2.x = (-invI2 * r2X * r2Y);
-         this.K3.col1.y = (-invI2 * r2X * r2Y);
-         this.K3.col2.y = invI2 * r2X * r2X;
-         this.K.SetM(this.K1);
-         this.K.AddM(this.K2);
-         this.K.AddM(this.K3);
-         this.K.Solve(b2RevoluteJoint.tImpulse, (-CX), (-CY));
-         impulseX = b2RevoluteJoint.tImpulse.x;
-         impulseY = b2RevoluteJoint.tImpulse.y;
-         bA.m_sweep.c.x -= bA.m_invMass * impulseX;
-         bA.m_sweep.c.y -= bA.m_invMass * impulseY;
-         bA.m_sweep.a -= bA.m_invI * (r1X * impulseY - r1Y * impulseX);
-         bB.m_sweep.c.x += bB.m_invMass * impulseX;
-         bB.m_sweep.c.y += bB.m_invMass * impulseY;
-         bB.m_sweep.a += bB.m_invI * (r2X * impulseY - r2Y * impulseX);
-         bA.SynchronizeTransform();
-         bB.SynchronizeTransform();
-      }
-      return positionError <= b2Settings.b2_linearSlop && angularError <= b2Settings.b2_angularSlop;
-   }
-   Box2D.postDefs.push(function () {
-      Box2D.Dynamics.Joints.b2RevoluteJoint.tImpulse = new b2Vec2();
-   });
-   Box2D.inherit(b2RevoluteJointDef, Box2D.Dynamics.Joints.b2JointDef);
-   b2RevoluteJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
-   b2RevoluteJointDef.b2RevoluteJointDef = function () {
-      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
-      this.localAnchorA = new b2Vec2();
-      this.localAnchorB = new b2Vec2();
-   };
-   b2RevoluteJointDef.prototype.b2RevoluteJointDef = function () {
-      this.__super.b2JointDef.call(this);
-      this.type = b2Joint.e_revoluteJoint;
-      this.localAnchorA.Set(0.0, 0.0);
-      this.localAnchorB.Set(0.0, 0.0);
-      this.referenceAngle = 0.0;
-      this.lowerAngle = 0.0;
-      this.upperAngle = 0.0;
-      this.maxMotorTorque = 0.0;
-      this.motorSpeed = 0.0;
-      this.enableLimit = false;
-      this.enableMotor = false;
-   }
-   b2RevoluteJointDef.prototype.Initialize = function (bA, bB, anchor) {
-      this.bodyA = bA;
-      this.bodyB = bB;
-      this.localAnchorA = this.bodyA.GetLocalPoint(anchor);
-      this.localAnchorB = this.bodyB.GetLocalPoint(anchor);
-      this.referenceAngle = this.bodyB.GetAngle() - this.bodyA.GetAngle();
-   }
-   Box2D.inherit(b2WeldJoint, Box2D.Dynamics.Joints.b2Joint);
-   b2WeldJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
-   b2WeldJoint.b2WeldJoint = function () {
-      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
-      this.m_localAnchorA = new b2Vec2();
-      this.m_localAnchorB = new b2Vec2();
-      this.m_impulse = new b2Vec3();
-      this.m_mass = new b2Mat33();
-   };
-   b2WeldJoint.prototype.GetAnchorA = function () {
-      return this.m_bodyA.GetWorldPoint(this.m_localAnchorA);
-   }
-   b2WeldJoint.prototype.GetAnchorB = function () {
-      return this.m_bodyB.GetWorldPoint(this.m_localAnchorB);
-   }
-   b2WeldJoint.prototype.GetReactionForce = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return new b2Vec2(inv_dt * this.m_impulse.x, inv_dt * this.m_impulse.y);
-   }
-   b2WeldJoint.prototype.GetReactionTorque = function (inv_dt) {
-      if (inv_dt === undefined) inv_dt = 0;
-      return inv_dt * this.m_impulse.z;
-   }
-   b2WeldJoint.prototype.b2WeldJoint = function (def) {
-      this.__super.b2Joint.call(this, def);
-      this.m_localAnchorA.SetV(def.localAnchorA);
-      this.m_localAnchorB.SetV(def.localAnchorB);
-      this.m_referenceAngle = def.referenceAngle;
-      this.m_impulse.SetZero();
-      this.m_mass = new b2Mat33();
-   }
-   b2WeldJoint.prototype.InitVelocityConstraints = function (step) {
-      var tMat;
-      var tX = 0;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      tMat = bA.m_xf.R;
-      var rAX = this.m_localAnchorA.x - bA.m_sweep.localCenter.x;
-      var rAY = this.m_localAnchorA.y - bA.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * rAX + tMat.col2.x * rAY);
-      rAY = (tMat.col1.y * rAX + tMat.col2.y * rAY);
-      rAX = tX;
-      tMat = bB.m_xf.R;
-      var rBX = this.m_localAnchorB.x - bB.m_sweep.localCenter.x;
-      var rBY = this.m_localAnchorB.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * rBX + tMat.col2.x * rBY);
-      rBY = (tMat.col1.y * rBX + tMat.col2.y * rBY);
-      rBX = tX;
-      var mA = bA.m_invMass;
-      var mB = bB.m_invMass;
-      var iA = bA.m_invI;
-      var iB = bB.m_invI;
-      this.m_mass.col1.x = mA + mB + rAY * rAY * iA + rBY * rBY * iB;
-      this.m_mass.col2.x = (-rAY * rAX * iA) - rBY * rBX * iB;
-      this.m_mass.col3.x = (-rAY * iA) - rBY * iB;
-      this.m_mass.col1.y = this.m_mass.col2.x;
-      this.m_mass.col2.y = mA + mB + rAX * rAX * iA + rBX * rBX * iB;
-      this.m_mass.col3.y = rAX * iA + rBX * iB;
-      this.m_mass.col1.z = this.m_mass.col3.x;
-      this.m_mass.col2.z = this.m_mass.col3.y;
-      this.m_mass.col3.z = iA + iB;
-      if (step.warmStarting) {
-         this.m_impulse.x *= step.dtRatio;
-         this.m_impulse.y *= step.dtRatio;
-         this.m_impulse.z *= step.dtRatio;
-         bA.m_linearVelocity.x -= mA * this.m_impulse.x;
-         bA.m_linearVelocity.y -= mA * this.m_impulse.y;
-         bA.m_angularVelocity -= iA * (rAX * this.m_impulse.y - rAY * this.m_impulse.x + this.m_impulse.z);
-         bB.m_linearVelocity.x += mB * this.m_impulse.x;
-         bB.m_linearVelocity.y += mB * this.m_impulse.y;
-         bB.m_angularVelocity += iB * (rBX * this.m_impulse.y - rBY * this.m_impulse.x + this.m_impulse.z);
-      }
-      else {
-         this.m_impulse.SetZero();
-      }
-   }
-   b2WeldJoint.prototype.SolveVelocityConstraints = function (step) {
-      var tMat;
-      var tX = 0;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      var vA = bA.m_linearVelocity;
-      var wA = bA.m_angularVelocity;
-      var vB = bB.m_linearVelocity;
-      var wB = bB.m_angularVelocity;
-      var mA = bA.m_invMass;
-      var mB = bB.m_invMass;
-      var iA = bA.m_invI;
-      var iB = bB.m_invI;
-      tMat = bA.m_xf.R;
-      var rAX = this.m_localAnchorA.x - bA.m_sweep.localCenter.x;
-      var rAY = this.m_localAnchorA.y - bA.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * rAX + tMat.col2.x * rAY);
-      rAY = (tMat.col1.y * rAX + tMat.col2.y * rAY);
-      rAX = tX;
-      tMat = bB.m_xf.R;
-      var rBX = this.m_localAnchorB.x - bB.m_sweep.localCenter.x;
-      var rBY = this.m_localAnchorB.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * rBX + tMat.col2.x * rBY);
-      rBY = (tMat.col1.y * rBX + tMat.col2.y * rBY);
-      rBX = tX;
-      var Cdot1X = vB.x - wB * rBY - vA.x + wA * rAY;
-      var Cdot1Y = vB.y + wB * rBX - vA.y - wA * rAX;
-      var Cdot2 = wB - wA;
-      var impulse = new b2Vec3();
-      this.m_mass.Solve33(impulse, (-Cdot1X), (-Cdot1Y), (-Cdot2));
-      this.m_impulse.Add(impulse);
-      vA.x -= mA * impulse.x;
-      vA.y -= mA * impulse.y;
-      wA -= iA * (rAX * impulse.y - rAY * impulse.x + impulse.z);
-      vB.x += mB * impulse.x;
-      vB.y += mB * impulse.y;
-      wB += iB * (rBX * impulse.y - rBY * impulse.x + impulse.z);
-      bA.m_angularVelocity = wA;
-      bB.m_angularVelocity = wB;
-   }
-   b2WeldJoint.prototype.SolvePositionConstraints = function (baumgarte) {
-      if (baumgarte === undefined) baumgarte = 0;
-      var tMat;
-      var tX = 0;
-      var bA = this.m_bodyA;
-      var bB = this.m_bodyB;
-      tMat = bA.m_xf.R;
-      var rAX = this.m_localAnchorA.x - bA.m_sweep.localCenter.x;
-      var rAY = this.m_localAnchorA.y - bA.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * rAX + tMat.col2.x * rAY);
-      rAY = (tMat.col1.y * rAX + tMat.col2.y * rAY);
-      rAX = tX;
-      tMat = bB.m_xf.R;
-      var rBX = this.m_localAnchorB.x - bB.m_sweep.localCenter.x;
-      var rBY = this.m_localAnchorB.y - bB.m_sweep.localCenter.y;
-      tX = (tMat.col1.x * rBX + tMat.col2.x * rBY);
-      rBY = (tMat.col1.y * rBX + tMat.col2.y * rBY);
-      rBX = tX;
-      var mA = bA.m_invMass;
-      var mB = bB.m_invMass;
-      var iA = bA.m_invI;
-      var iB = bB.m_invI;
-      var C1X = bB.m_sweep.c.x + rBX - bA.m_sweep.c.x - rAX;
-      var C1Y = bB.m_sweep.c.y + rBY - bA.m_sweep.c.y - rAY;
-      var C2 = bB.m_sweep.a - bA.m_sweep.a - this.m_referenceAngle;
-      var k_allowedStretch = 10.0 * b2Settings.b2_linearSlop;
-      var positionError = Math.sqrt(C1X * C1X + C1Y * C1Y);
-      var angularError = b2Math.Abs(C2);
-      if (positionError > k_allowedStretch) {
-         iA *= 1.0;
-         iB *= 1.0;
-      }
-      this.m_mass.col1.x = mA + mB + rAY * rAY * iA + rBY * rBY * iB;
-      this.m_mass.col2.x = (-rAY * rAX * iA) - rBY * rBX * iB;
-      this.m_mass.col3.x = (-rAY * iA) - rBY * iB;
-      this.m_mass.col1.y = this.m_mass.col2.x;
-      this.m_mass.col2.y = mA + mB + rAX * rAX * iA + rBX * rBX * iB;
-      this.m_mass.col3.y = rAX * iA + rBX * iB;
-      this.m_mass.col1.z = this.m_mass.col3.x;
-      this.m_mass.col2.z = this.m_mass.col3.y;
-      this.m_mass.col3.z = iA + iB;
-      var impulse = new b2Vec3();
-      this.m_mass.Solve33(impulse, (-C1X), (-C1Y), (-C2));
-      bA.m_sweep.c.x -= mA * impulse.x;
-      bA.m_sweep.c.y -= mA * impulse.y;
-      bA.m_sweep.a -= iA * (rAX * impulse.y - rAY * impulse.x + impulse.z);
-      bB.m_sweep.c.x += mB * impulse.x;
-      bB.m_sweep.c.y += mB * impulse.y;
-      bB.m_sweep.a += iB * (rBX * impulse.y - rBY * impulse.x + impulse.z);
-      bA.SynchronizeTransform();
-      bB.SynchronizeTransform();
-      return positionError <= b2Settings.b2_linearSlop && angularError <= b2Settings.b2_angularSlop;
-   }
-   Box2D.inherit(b2WeldJointDef, Box2D.Dynamics.Joints.b2JointDef);
-   b2WeldJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
-   b2WeldJointDef.b2WeldJointDef = function () {
-      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
-      this.localAnchorA = new b2Vec2();
-      this.localAnchorB = new b2Vec2();
-   };
-   b2WeldJointDef.prototype.b2WeldJointDef = function () {
-      this.__super.b2JointDef.call(this);
-      this.type = b2Joint.e_weldJoint;
-      this.referenceAngle = 0.0;
-   }
-   b2WeldJointDef.prototype.Initialize = function (bA, bB, anchor) {
-      this.bodyA = bA;
-      this.bodyB = bB;
-      this.localAnchorA.SetV(this.bodyA.GetLocalPoint(anchor));
-      this.localAnchorB.SetV(this.bodyB.GetLocalPoint(anchor));
-      this.referenceAngle = this.bodyB.GetAngle() - this.bodyA.GetAngle();
-   }
-})();
-(function () {
-   var b2DebugDraw = Box2D.Dynamics.b2DebugDraw;
-   b2DebugDraw.b2DebugDraw = function () {
-      this.m_drawScale = 1.0;
-      this.m_lineThickness = 1.0;
-      this.m_alpha = 1.0;
-      this.m_fillAlpha = 1.0;
-      this.m_xformScale = 1.0;
-      var __this = this;
-      //#WORKAROUND
-      this.m_sprite = {
-         graphics: {
-            clear: function () {
-               __this.m_ctx.clearRect(0, 0, __this.m_ctx.canvas.width, __this.m_ctx.canvas.height)
-            }
-         }
-      };
-   };
-   b2DebugDraw.prototype._color = function (color, alpha) {
-      return "rgba(" + ((color & 0xFF0000) >> 16) + "," + ((color & 0xFF00) >> 8) + "," + (color & 0xFF) + "," + alpha + ")";
-   };
-   b2DebugDraw.prototype.b2DebugDraw = function () {
-      this.m_drawFlags = 0;
-   };
-   b2DebugDraw.prototype.SetFlags = function (flags) {
-      if (flags === undefined) flags = 0;
-      this.m_drawFlags = flags;
-   };
-   b2DebugDraw.prototype.GetFlags = function () {
-      return this.m_drawFlags;
-   };
-   b2DebugDraw.prototype.AppendFlags = function (flags) {
-      if (flags === undefined) flags = 0;
-      this.m_drawFlags |= flags;
-   };
-   b2DebugDraw.prototype.ClearFlags = function (flags) {
-      if (flags === undefined) flags = 0;
-      this.m_drawFlags &= ~flags;
-   };
-   b2DebugDraw.prototype.SetSprite = function (sprite) {
-      this.m_ctx = sprite;
-   };
-   b2DebugDraw.prototype.GetSprite = function () {
-      return this.m_ctx;
-   };
-   b2DebugDraw.prototype.SetDrawScale = function (drawScale) {
-      if (drawScale === undefined) drawScale = 0;
-      this.m_drawScale = drawScale;
-   };
-   b2DebugDraw.prototype.GetDrawScale = function () {
-      return this.m_drawScale;
-   };
-   b2DebugDraw.prototype.SetLineThickness = function (lineThickness) {
-      if (lineThickness === undefined) lineThickness = 0;
-      this.m_lineThickness = lineThickness;
-      this.m_ctx.strokeWidth = lineThickness;
-   };
-   b2DebugDraw.prototype.GetLineThickness = function () {
-      return this.m_lineThickness;
-   };
-   b2DebugDraw.prototype.SetAlpha = function (alpha) {
-      if (alpha === undefined) alpha = 0;
-      this.m_alpha = alpha;
-   };
-   b2DebugDraw.prototype.GetAlpha = function () {
-      return this.m_alpha;
-   };
-   b2DebugDraw.prototype.SetFillAlpha = function (alpha) {
-      if (alpha === undefined) alpha = 0;
-      this.m_fillAlpha = alpha;
-   };
-   b2DebugDraw.prototype.GetFillAlpha = function () {
-      return this.m_fillAlpha;
-   };
-   b2DebugDraw.prototype.SetXFormScale = function (xformScale) {
-      if (xformScale === undefined) xformScale = 0;
-      this.m_xformScale = xformScale;
-   };
-   b2DebugDraw.prototype.GetXFormScale = function () {
-      return this.m_xformScale;
-   };
-   b2DebugDraw.prototype.DrawPolygon = function (vertices, vertexCount, color) {
-      if (!vertexCount) return;
-      var s = this.m_ctx;
-      var drawScale = this.m_drawScale;
-      s.beginPath();
-      s.strokeStyle = this._color(color.color, this.m_alpha);
-      s.moveTo(vertices[0].x * drawScale, vertices[0].y * drawScale);
-      for (var i = 1; i < vertexCount; i++) {
-         s.lineTo(vertices[i].x * drawScale, vertices[i].y * drawScale);
-      }
-      s.lineTo(vertices[0].x * drawScale, vertices[0].y * drawScale);
-      s.closePath();
-      s.stroke();
-   };
-   b2DebugDraw.prototype.DrawSolidPolygon = function (vertices, vertexCount, color) {
-      if (!vertexCount) return;
-      var s = this.m_ctx;
-      var drawScale = this.m_drawScale;
-      s.beginPath();
-      s.strokeStyle = this._color(color.color, this.m_alpha);
-      s.fillStyle = this._color(color.color, this.m_fillAlpha);
-      s.moveTo(vertices[0].x * drawScale, vertices[0].y * drawScale);
-      for (var i = 1; i < vertexCount; i++) {
-         s.lineTo(vertices[i].x * drawScale, vertices[i].y * drawScale);
-      }
-      s.lineTo(vertices[0].x * drawScale, vertices[0].y * drawScale);
-      s.closePath();
-      s.fill();
-      s.stroke();
-   };
-   b2DebugDraw.prototype.DrawCircle = function (center, radius, color) {
-      if (!radius) return;
-      var s = this.m_ctx;
-      var drawScale = this.m_drawScale;
-      s.beginPath();
-      s.strokeStyle = this._color(color.color, this.m_alpha);
-      s.arc(center.x * drawScale, center.y * drawScale, radius * drawScale, 0, Math.PI * 2, true);
-      s.closePath();
-      s.stroke();
-   };
-   b2DebugDraw.prototype.DrawSolidCircle = function (center, radius, axis, color) {
-      if (!radius) return;
-      var s = this.m_ctx,
-         drawScale = this.m_drawScale,
-         cx = center.x * drawScale,
-         cy = center.y * drawScale;
-      s.moveTo(0, 0);
-      s.beginPath();
-      s.strokeStyle = this._color(color.color, this.m_alpha);
-      s.fillStyle = this._color(color.color, this.m_fillAlpha);
-      s.arc(cx, cy, radius * drawScale, 0, Math.PI * 2, true);
-      s.moveTo(cx, cy);
-      s.lineTo((center.x + axis.x * radius) * drawScale, (center.y + axis.y * radius) * drawScale);
-      s.closePath();
-      s.fill();
-      s.stroke();
-   };
-   b2DebugDraw.prototype.DrawSegment = function (p1, p2, color) {
-      var s = this.m_ctx,
-         drawScale = this.m_drawScale;
-      s.strokeStyle = this._color(color.color, this.m_alpha);
-      s.beginPath();
-      s.moveTo(p1.x * drawScale, p1.y * drawScale);
-      s.lineTo(p2.x * drawScale, p2.y * drawScale);
-      s.closePath();
-      s.stroke();
-   };
-   b2DebugDraw.prototype.DrawTransform = function (xf) {
-      var s = this.m_ctx,
-         drawScale = this.m_drawScale;
-      s.beginPath();
-      s.strokeStyle = this._color(0xff0000, this.m_alpha);
-      s.moveTo(xf.position.x * drawScale, xf.position.y * drawScale);
-      s.lineTo((xf.position.x + this.m_xformScale * xf.R.col1.x) * drawScale, (xf.position.y + this.m_xformScale * xf.R.col1.y) * drawScale);
-
-      s.strokeStyle = this._color(0xff00, this.m_alpha);
-      s.moveTo(xf.position.x * drawScale, xf.position.y * drawScale);
-      s.lineTo((xf.position.x + this.m_xformScale * xf.R.col2.x) * drawScale, (xf.position.y + this.m_xformScale * xf.R.col2.y) * drawScale);
-      s.closePath();
-      s.stroke();
-   };
-})(); //post-definitions
-var i;
-for (i = 0; i < Box2D.postDefs.length; ++i) Box2D.postDefs[i]();
-delete Box2D.postDefs;
-
-   return Box2D;
 });
\ No newline at end of file
diff --git a/app/Lib/Vendor/Box2D/Box2D.js b/app/Lib/Vendor/Box2D/Box2D.js
new file mode 100755
index 0000000..c059918
--- /dev/null
+++ b/app/Lib/Vendor/Box2D/Box2D.js
@@ -0,0 +1,10866 @@
+define(function() {
+
+/*
+* Copyright (c) 2006-2007 Erin Catto http://www.gphysics.com
+*
+* This software is provided 'as-is', without any express or implied
+* warranty.  In no event will the authors be held liable for any damages
+* arising from the use of this software.
+* Permission is granted to anyone to use this software for any purpose,
+* including commercial applications, and to alter it and redistribute it
+* freely, subject to the following restrictions:
+* 1. The origin of this software must not be misrepresented; you must not
+* claim that you wrote the original software. If you use this software
+* in a product, an acknowledgment in the product documentation would be
+* appreciated but is not required.
+* 2. Altered source versions must be plainly marked as such, and must not be
+* misrepresented as being the original software.
+* 3. This notice may not be removed or altered from any source distribution.
+*/
+var Box2D = {};
+
+(function (a2j, undefined) {
+   
+   function emptyFn() {};
+   a2j.inherit = function(cls, base) {
+      var tmpCtr = cls;
+      emptyFn.prototype = base.prototype;
+      cls.prototype = new emptyFn;
+      cls.prototype.constructor = tmpCtr;
+   };
+   
+   a2j.generateCallback = function generateCallback(context, cb) {
+      return function () {
+         cb.apply(context, arguments);
+      };
+   };
+   
+   a2j.NVector = function NVector(length) {
+      if (length === undefined) length = 0;
+      var tmp = new Array(length || 0);
+      for (var i = 0; i < length; ++i)
+      tmp[i] = 0;
+      return tmp;
+   };
+   
+   a2j.is = function is(o1, o2) {
+      if (o1 === null) return false;
+      if ((o2 instanceof Function) && (o1 instanceof o2)) return true;
+      if ((o1.constructor.__implements != undefined) && (o1.constructor.__implements[o2])) return true;
+      return false;
+   };
+   
+   a2j.parseUInt = function(v) {
+      return Math.abs(parseInt(v));
+   }
+   
+})(Box2D);
+
+//#TODO remove assignments from global namespace
+var Vector = Array;
+var Vector_a2j_Number = Box2D.NVector;
+//package structure
+if (typeof(Box2D) === "undefined") Box2D = {};
+if (typeof(Box2D.Collision) === "undefined") Box2D.Collision = {};
+if (typeof(Box2D.Collision.Shapes) === "undefined") Box2D.Collision.Shapes = {};
+if (typeof(Box2D.Common) === "undefined") Box2D.Common = {};
+if (typeof(Box2D.Common.Math) === "undefined") Box2D.Common.Math = {};
+if (typeof(Box2D.Dynamics) === "undefined") Box2D.Dynamics = {};
+if (typeof(Box2D.Dynamics.Contacts) === "undefined") Box2D.Dynamics.Contacts = {};
+if (typeof(Box2D.Dynamics.Controllers) === "undefined") Box2D.Dynamics.Controllers = {};
+if (typeof(Box2D.Dynamics.Joints) === "undefined") Box2D.Dynamics.Joints = {};
+//pre-definitions
+(function () {
+   Box2D.Collision.IBroadPhase = 'Box2D.Collision.IBroadPhase';
+
+   function b2AABB() {
+      b2AABB.b2AABB.apply(this, arguments);
+   };
+   Box2D.Collision.b2AABB = b2AABB;
+
+   function b2Bound() {
+      b2Bound.b2Bound.apply(this, arguments);
+   };
+   Box2D.Collision.b2Bound = b2Bound;
+
+   function b2BoundValues() {
+      b2BoundValues.b2BoundValues.apply(this, arguments);
+      if (this.constructor === b2BoundValues) this.b2BoundValues.apply(this, arguments);
+   };
+   Box2D.Collision.b2BoundValues = b2BoundValues;
+
+   function b2Collision() {
+      b2Collision.b2Collision.apply(this, arguments);
+   };
+   Box2D.Collision.b2Collision = b2Collision;
+
+   function b2ContactID() {
+      b2ContactID.b2ContactID.apply(this, arguments);
+      if (this.constructor === b2ContactID) this.b2ContactID.apply(this, arguments);
+   };
+   Box2D.Collision.b2ContactID = b2ContactID;
+
+   function b2ContactPoint() {
+      b2ContactPoint.b2ContactPoint.apply(this, arguments);
+   };
+   Box2D.Collision.b2ContactPoint = b2ContactPoint;
+
+   function b2Distance() {
+      b2Distance.b2Distance.apply(this, arguments);
+   };
+   Box2D.Collision.b2Distance = b2Distance;
+
+   function b2DistanceInput() {
+      b2DistanceInput.b2DistanceInput.apply(this, arguments);
+   };
+   Box2D.Collision.b2DistanceInput = b2DistanceInput;
+
+   function b2DistanceOutput() {
+      b2DistanceOutput.b2DistanceOutput.apply(this, arguments);
+   };
+   Box2D.Collision.b2DistanceOutput = b2DistanceOutput;
+
+   function b2DistanceProxy() {
+      b2DistanceProxy.b2DistanceProxy.apply(this, arguments);
+   };
+   Box2D.Collision.b2DistanceProxy = b2DistanceProxy;
+
+   function b2DynamicTree() {
+      b2DynamicTree.b2DynamicTree.apply(this, arguments);
+      if (this.constructor === b2DynamicTree) this.b2DynamicTree.apply(this, arguments);
+   };
+   Box2D.Collision.b2DynamicTree = b2DynamicTree;
+
+   function b2DynamicTreeBroadPhase() {
+      b2DynamicTreeBroadPhase.b2DynamicTreeBroadPhase.apply(this, arguments);
+   };
+   Box2D.Collision.b2DynamicTreeBroadPhase = b2DynamicTreeBroadPhase;
+
+   function b2DynamicTreeNode() {
+      b2DynamicTreeNode.b2DynamicTreeNode.apply(this, arguments);
+   };
+   Box2D.Collision.b2DynamicTreeNode = b2DynamicTreeNode;
+
+   function b2DynamicTreePair() {
+      b2DynamicTreePair.b2DynamicTreePair.apply(this, arguments);
+   };
+   Box2D.Collision.b2DynamicTreePair = b2DynamicTreePair;
+
+   function b2Manifold() {
+      b2Manifold.b2Manifold.apply(this, arguments);
+      if (this.constructor === b2Manifold) this.b2Manifold.apply(this, arguments);
+   };
+   Box2D.Collision.b2Manifold = b2Manifold;
+
+   function b2ManifoldPoint() {
+      b2ManifoldPoint.b2ManifoldPoint.apply(this, arguments);
+      if (this.constructor === b2ManifoldPoint) this.b2ManifoldPoint.apply(this, arguments);
+   };
+   Box2D.Collision.b2ManifoldPoint = b2ManifoldPoint;
+
+   function b2Point() {
+      b2Point.b2Point.apply(this, arguments);
+   };
+   Box2D.Collision.b2Point = b2Point;
+
+   function b2RayCastInput() {
+      b2RayCastInput.b2RayCastInput.apply(this, arguments);
+      if (this.constructor === b2RayCastInput) this.b2RayCastInput.apply(this, arguments);
+   };
+   Box2D.Collision.b2RayCastInput = b2RayCastInput;
+
+   function b2RayCastOutput() {
+      b2RayCastOutput.b2RayCastOutput.apply(this, arguments);
+   };
+   Box2D.Collision.b2RayCastOutput = b2RayCastOutput;
+
+   function b2Segment() {
+      b2Segment.b2Segment.apply(this, arguments);
+   };
+   Box2D.Collision.b2Segment = b2Segment;
+
+   function b2SeparationFunction() {
+      b2SeparationFunction.b2SeparationFunction.apply(this, arguments);
+   };
+   Box2D.Collision.b2SeparationFunction = b2SeparationFunction;
+
+   function b2Simplex() {
+      b2Simplex.b2Simplex.apply(this, arguments);
+      if (this.constructor === b2Simplex) this.b2Simplex.apply(this, arguments);
+   };
+   Box2D.Collision.b2Simplex = b2Simplex;
+
+   function b2SimplexCache() {
+      b2SimplexCache.b2SimplexCache.apply(this, arguments);
+   };
+   Box2D.Collision.b2SimplexCache = b2SimplexCache;
+
+   function b2SimplexVertex() {
+      b2SimplexVertex.b2SimplexVertex.apply(this, arguments);
+   };
+   Box2D.Collision.b2SimplexVertex = b2SimplexVertex;
+
+   function b2TimeOfImpact() {
+      b2TimeOfImpact.b2TimeOfImpact.apply(this, arguments);
+   };
+   Box2D.Collision.b2TimeOfImpact = b2TimeOfImpact;
+
+   function b2TOIInput() {
+      b2TOIInput.b2TOIInput.apply(this, arguments);
+   };
+   Box2D.Collision.b2TOIInput = b2TOIInput;
+
+   function b2WorldManifold() {
+      b2WorldManifold.b2WorldManifold.apply(this, arguments);
+      if (this.constructor === b2WorldManifold) this.b2WorldManifold.apply(this, arguments);
+   };
+   Box2D.Collision.b2WorldManifold = b2WorldManifold;
+
+   function ClipVertex() {
+      ClipVertex.ClipVertex.apply(this, arguments);
+   };
+   Box2D.Collision.ClipVertex = ClipVertex;
+
+   function Features() {
+      Features.Features.apply(this, arguments);
+   };
+   Box2D.Collision.Features = Features;
+
+   function b2CircleShape() {
+      b2CircleShape.b2CircleShape.apply(this, arguments);
+      if (this.constructor === b2CircleShape) this.b2CircleShape.apply(this, arguments);
+   };
+   Box2D.Collision.Shapes.b2CircleShape = b2CircleShape;
+
+   function b2EdgeChainDef() {
+      b2EdgeChainDef.b2EdgeChainDef.apply(this, arguments);
+      if (this.constructor === b2EdgeChainDef) this.b2EdgeChainDef.apply(this, arguments);
+   };
+   Box2D.Collision.Shapes.b2EdgeChainDef = b2EdgeChainDef;
+
+   function b2EdgeShape() {
+      b2EdgeShape.b2EdgeShape.apply(this, arguments);
+      if (this.constructor === b2EdgeShape) this.b2EdgeShape.apply(this, arguments);
+   };
+   Box2D.Collision.Shapes.b2EdgeShape = b2EdgeShape;
+
+   function b2MassData() {
+      b2MassData.b2MassData.apply(this, arguments);
+   };
+   Box2D.Collision.Shapes.b2MassData = b2MassData;
+
+   function b2PolygonShape() {
+      b2PolygonShape.b2PolygonShape.apply(this, arguments);
+      if (this.constructor === b2PolygonShape) this.b2PolygonShape.apply(this, arguments);
+   };
+   Box2D.Collision.Shapes.b2PolygonShape = b2PolygonShape;
+
+   function b2Shape() {
+      b2Shape.b2Shape.apply(this, arguments);
+      if (this.constructor === b2Shape) this.b2Shape.apply(this, arguments);
+   };
+   Box2D.Collision.Shapes.b2Shape = b2Shape;
+   Box2D.Common.b2internal = 'Box2D.Common.b2internal';
+
+   function b2Color() {
+      b2Color.b2Color.apply(this, arguments);
+      if (this.constructor === b2Color) this.b2Color.apply(this, arguments);
+   };
+   Box2D.Common.b2Color = b2Color;
+
+   function b2Settings() {
+      b2Settings.b2Settings.apply(this, arguments);
+   };
+   Box2D.Common.b2Settings = b2Settings;
+
+   function b2Mat22() {
+      b2Mat22.b2Mat22.apply(this, arguments);
+      if (this.constructor === b2Mat22) this.b2Mat22.apply(this, arguments);
+   };
+   Box2D.Common.Math.b2Mat22 = b2Mat22;
+
+   function b2Mat33() {
+      b2Mat33.b2Mat33.apply(this, arguments);
+      if (this.constructor === b2Mat33) this.b2Mat33.apply(this, arguments);
+   };
+   Box2D.Common.Math.b2Mat33 = b2Mat33;
+
+   function b2Math() {
+      b2Math.b2Math.apply(this, arguments);
+   };
+   Box2D.Common.Math.b2Math = b2Math;
+
+   function b2Sweep() {
+      b2Sweep.b2Sweep.apply(this, arguments);
+   };
+   Box2D.Common.Math.b2Sweep = b2Sweep;
+
+   function b2Transform() {
+      b2Transform.b2Transform.apply(this, arguments);
+      if (this.constructor === b2Transform) this.b2Transform.apply(this, arguments);
+   };
+   Box2D.Common.Math.b2Transform = b2Transform;
+
+   function b2Vec2() {
+      b2Vec2.b2Vec2.apply(this, arguments);
+      if (this.constructor === b2Vec2) this.b2Vec2.apply(this, arguments);
+   };
+   Box2D.Common.Math.b2Vec2 = b2Vec2;
+
+   function b2Vec3() {
+      b2Vec3.b2Vec3.apply(this, arguments);
+      if (this.constructor === b2Vec3) this.b2Vec3.apply(this, arguments);
+   };
+   Box2D.Common.Math.b2Vec3 = b2Vec3;
+
+   function b2Body() {
+      b2Body.b2Body.apply(this, arguments);
+      if (this.constructor === b2Body) this.b2Body.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2Body = b2Body;
+
+   function b2BodyDef() {
+      b2BodyDef.b2BodyDef.apply(this, arguments);
+      if (this.constructor === b2BodyDef) this.b2BodyDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2BodyDef = b2BodyDef;
+
+   function b2ContactFilter() {
+      b2ContactFilter.b2ContactFilter.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2ContactFilter = b2ContactFilter;
+
+   function b2ContactImpulse() {
+      b2ContactImpulse.b2ContactImpulse.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2ContactImpulse = b2ContactImpulse;
+
+   function b2ContactListener() {
+      b2ContactListener.b2ContactListener.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2ContactListener = b2ContactListener;
+
+   function b2ContactManager() {
+      b2ContactManager.b2ContactManager.apply(this, arguments);
+      if (this.constructor === b2ContactManager) this.b2ContactManager.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2ContactManager = b2ContactManager;
+
+   function b2DebugDraw() {
+      b2DebugDraw.b2DebugDraw.apply(this, arguments);
+      if (this.constructor === b2DebugDraw) this.b2DebugDraw.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2DebugDraw = b2DebugDraw;
+
+   function b2DestructionListener() {
+      b2DestructionListener.b2DestructionListener.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2DestructionListener = b2DestructionListener;
+
+   function b2FilterData() {
+      b2FilterData.b2FilterData.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2FilterData = b2FilterData;
+
+   function b2Fixture() {
+      b2Fixture.b2Fixture.apply(this, arguments);
+      if (this.constructor === b2Fixture) this.b2Fixture.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2Fixture = b2Fixture;
+
+   function b2FixtureDef() {
+      b2FixtureDef.b2FixtureDef.apply(this, arguments);
+      if (this.constructor === b2FixtureDef) this.b2FixtureDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2FixtureDef = b2FixtureDef;
+
+   function b2Island() {
+      b2Island.b2Island.apply(this, arguments);
+      if (this.constructor === b2Island) this.b2Island.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2Island = b2Island;
+
+   function b2TimeStep() {
+      b2TimeStep.b2TimeStep.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2TimeStep = b2TimeStep;
+
+   function b2World() {
+      b2World.b2World.apply(this, arguments);
+      if (this.constructor === b2World) this.b2World.apply(this, arguments);
+   };
+   Box2D.Dynamics.b2World = b2World;
+
+   function b2CircleContact() {
+      b2CircleContact.b2CircleContact.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2CircleContact = b2CircleContact;
+
+   function b2Contact() {
+      b2Contact.b2Contact.apply(this, arguments);
+      if (this.constructor === b2Contact) this.b2Contact.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2Contact = b2Contact;
+
+   function b2ContactConstraint() {
+      b2ContactConstraint.b2ContactConstraint.apply(this, arguments);
+      if (this.constructor === b2ContactConstraint) this.b2ContactConstraint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2ContactConstraint = b2ContactConstraint;
+
+   function b2ContactConstraintPoint() {
+      b2ContactConstraintPoint.b2ContactConstraintPoint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2ContactConstraintPoint = b2ContactConstraintPoint;
+
+   function b2ContactEdge() {
+      b2ContactEdge.b2ContactEdge.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2ContactEdge = b2ContactEdge;
+
+   function b2ContactFactory() {
+      b2ContactFactory.b2ContactFactory.apply(this, arguments);
+      if (this.constructor === b2ContactFactory) this.b2ContactFactory.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2ContactFactory = b2ContactFactory;
+
+   function b2ContactRegister() {
+      b2ContactRegister.b2ContactRegister.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2ContactRegister = b2ContactRegister;
+
+   function b2ContactResult() {
+      b2ContactResult.b2ContactResult.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2ContactResult = b2ContactResult;
+
+   function b2ContactSolver() {
+      b2ContactSolver.b2ContactSolver.apply(this, arguments);
+      if (this.constructor === b2ContactSolver) this.b2ContactSolver.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2ContactSolver = b2ContactSolver;
+
+   function b2EdgeAndCircleContact() {
+      b2EdgeAndCircleContact.b2EdgeAndCircleContact.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2EdgeAndCircleContact = b2EdgeAndCircleContact;
+
+   function b2NullContact() {
+      b2NullContact.b2NullContact.apply(this, arguments);
+      if (this.constructor === b2NullContact) this.b2NullContact.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2NullContact = b2NullContact;
+
+   function b2PolyAndCircleContact() {
+      b2PolyAndCircleContact.b2PolyAndCircleContact.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2PolyAndCircleContact = b2PolyAndCircleContact;
+
+   function b2PolyAndEdgeContact() {
+      b2PolyAndEdgeContact.b2PolyAndEdgeContact.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2PolyAndEdgeContact = b2PolyAndEdgeContact;
+
+   function b2PolygonContact() {
+      b2PolygonContact.b2PolygonContact.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2PolygonContact = b2PolygonContact;
+
+   function b2PositionSolverManifold() {
+      b2PositionSolverManifold.b2PositionSolverManifold.apply(this, arguments);
+      if (this.constructor === b2PositionSolverManifold) this.b2PositionSolverManifold.apply(this, arguments);
+   };
+   Box2D.Dynamics.Contacts.b2PositionSolverManifold = b2PositionSolverManifold;
+
+   function b2BuoyancyController() {
+      b2BuoyancyController.b2BuoyancyController.apply(this, arguments);
+   };
+   Box2D.Dynamics.Controllers.b2BuoyancyController = b2BuoyancyController;
+
+   function b2ConstantAccelController() {
+      b2ConstantAccelController.b2ConstantAccelController.apply(this, arguments);
+   };
+   Box2D.Dynamics.Controllers.b2ConstantAccelController = b2ConstantAccelController;
+
+   function b2ConstantForceController() {
+      b2ConstantForceController.b2ConstantForceController.apply(this, arguments);
+   };
+   Box2D.Dynamics.Controllers.b2ConstantForceController = b2ConstantForceController;
+
+   function b2Controller() {
+      b2Controller.b2Controller.apply(this, arguments);
+   };
+   Box2D.Dynamics.Controllers.b2Controller = b2Controller;
+
+   function b2ControllerEdge() {
+      b2ControllerEdge.b2ControllerEdge.apply(this, arguments);
+   };
+   Box2D.Dynamics.Controllers.b2ControllerEdge = b2ControllerEdge;
+
+   function b2GravityController() {
+      b2GravityController.b2GravityController.apply(this, arguments);
+   };
+   Box2D.Dynamics.Controllers.b2GravityController = b2GravityController;
+
+   function b2TensorDampingController() {
+      b2TensorDampingController.b2TensorDampingController.apply(this, arguments);
+   };
+   Box2D.Dynamics.Controllers.b2TensorDampingController = b2TensorDampingController;
+
+   function b2DistanceJoint() {
+      b2DistanceJoint.b2DistanceJoint.apply(this, arguments);
+      if (this.constructor === b2DistanceJoint) this.b2DistanceJoint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2DistanceJoint = b2DistanceJoint;
+
+   function b2DistanceJointDef() {
+      b2DistanceJointDef.b2DistanceJointDef.apply(this, arguments);
+      if (this.constructor === b2DistanceJointDef) this.b2DistanceJointDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2DistanceJointDef = b2DistanceJointDef;
+
+   function b2FrictionJoint() {
+      b2FrictionJoint.b2FrictionJoint.apply(this, arguments);
+      if (this.constructor === b2FrictionJoint) this.b2FrictionJoint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2FrictionJoint = b2FrictionJoint;
+
+   function b2FrictionJointDef() {
+      b2FrictionJointDef.b2FrictionJointDef.apply(this, arguments);
+      if (this.constructor === b2FrictionJointDef) this.b2FrictionJointDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2FrictionJointDef = b2FrictionJointDef;
+
+   function b2GearJoint() {
+      b2GearJoint.b2GearJoint.apply(this, arguments);
+      if (this.constructor === b2GearJoint) this.b2GearJoint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2GearJoint = b2GearJoint;
+
+   function b2GearJointDef() {
+      b2GearJointDef.b2GearJointDef.apply(this, arguments);
+      if (this.constructor === b2GearJointDef) this.b2GearJointDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2GearJointDef = b2GearJointDef;
+
+   function b2Jacobian() {
+      b2Jacobian.b2Jacobian.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2Jacobian = b2Jacobian;
+
+   function b2Joint() {
+      b2Joint.b2Joint.apply(this, arguments);
+      if (this.constructor === b2Joint) this.b2Joint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2Joint = b2Joint;
+
+   function b2JointDef() {
+      b2JointDef.b2JointDef.apply(this, arguments);
+      if (this.constructor === b2JointDef) this.b2JointDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2JointDef = b2JointDef;
+
+   function b2JointEdge() {
+      b2JointEdge.b2JointEdge.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2JointEdge = b2JointEdge;
+
+   function b2LineJoint() {
+      b2LineJoint.b2LineJoint.apply(this, arguments);
+      if (this.constructor === b2LineJoint) this.b2LineJoint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2LineJoint = b2LineJoint;
+
+   function b2LineJointDef() {
+      b2LineJointDef.b2LineJointDef.apply(this, arguments);
+      if (this.constructor === b2LineJointDef) this.b2LineJointDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2LineJointDef = b2LineJointDef;
+
+   function b2MouseJoint() {
+      b2MouseJoint.b2MouseJoint.apply(this, arguments);
+      if (this.constructor === b2MouseJoint) this.b2MouseJoint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2MouseJoint = b2MouseJoint;
+
+   function b2MouseJointDef() {
+      b2MouseJointDef.b2MouseJointDef.apply(this, arguments);
+      if (this.constructor === b2MouseJointDef) this.b2MouseJointDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2MouseJointDef = b2MouseJointDef;
+
+   function b2PrismaticJoint() {
+      b2PrismaticJoint.b2PrismaticJoint.apply(this, arguments);
+      if (this.constructor === b2PrismaticJoint) this.b2PrismaticJoint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2PrismaticJoint = b2PrismaticJoint;
+
+   function b2PrismaticJointDef() {
+      b2PrismaticJointDef.b2PrismaticJointDef.apply(this, arguments);
+      if (this.constructor === b2PrismaticJointDef) this.b2PrismaticJointDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2PrismaticJointDef = b2PrismaticJointDef;
+
+   function b2PulleyJoint() {
+      b2PulleyJoint.b2PulleyJoint.apply(this, arguments);
+      if (this.constructor === b2PulleyJoint) this.b2PulleyJoint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2PulleyJoint = b2PulleyJoint;
+
+   function b2PulleyJointDef() {
+      b2PulleyJointDef.b2PulleyJointDef.apply(this, arguments);
+      if (this.constructor === b2PulleyJointDef) this.b2PulleyJointDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2PulleyJointDef = b2PulleyJointDef;
+
+   function b2RevoluteJoint() {
+      b2RevoluteJoint.b2RevoluteJoint.apply(this, arguments);
+      if (this.constructor === b2RevoluteJoint) this.b2RevoluteJoint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2RevoluteJoint = b2RevoluteJoint;
+
+   function b2RevoluteJointDef() {
+      b2RevoluteJointDef.b2RevoluteJointDef.apply(this, arguments);
+      if (this.constructor === b2RevoluteJointDef) this.b2RevoluteJointDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2RevoluteJointDef = b2RevoluteJointDef;
+
+   function b2WeldJoint() {
+      b2WeldJoint.b2WeldJoint.apply(this, arguments);
+      if (this.constructor === b2WeldJoint) this.b2WeldJoint.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2WeldJoint = b2WeldJoint;
+
+   function b2WeldJointDef() {
+      b2WeldJointDef.b2WeldJointDef.apply(this, arguments);
+      if (this.constructor === b2WeldJointDef) this.b2WeldJointDef.apply(this, arguments);
+   };
+   Box2D.Dynamics.Joints.b2WeldJointDef = b2WeldJointDef;
+})(); //definitions
+Box2D.postDefs = [];
+(function () {
+   var b2CircleShape = Box2D.Collision.Shapes.b2CircleShape,
+      b2EdgeChainDef = Box2D.Collision.Shapes.b2EdgeChainDef,
+      b2EdgeShape = Box2D.Collision.Shapes.b2EdgeShape,
+      b2MassData = Box2D.Collision.Shapes.b2MassData,
+      b2PolygonShape = Box2D.Collision.Shapes.b2PolygonShape,
+      b2Shape = Box2D.Collision.Shapes.b2Shape,
+      b2Color = Box2D.Common.b2Color,
+      b2internal = Box2D.Common.b2internal,
+      b2Settings = Box2D.Common.b2Settings,
+      b2Mat22 = Box2D.Common.Math.b2Mat22,
+      b2Mat33 = Box2D.Common.Math.b2Mat33,
+      b2Math = Box2D.Common.Math.b2Math,
+      b2Sweep = Box2D.Common.Math.b2Sweep,
+      b2Transform = Box2D.Common.Math.b2Transform,
+      b2Vec2 = Box2D.Common.Math.b2Vec2,
+      b2Vec3 = Box2D.Common.Math.b2Vec3,
+      b2AABB = Box2D.Collision.b2AABB,
+      b2Bound = Box2D.Collision.b2Bound,
+      b2BoundValues = Box2D.Collision.b2BoundValues,
+      b2Collision = Box2D.Collision.b2Collision,
+      b2ContactID = Box2D.Collision.b2ContactID,
+      b2ContactPoint = Box2D.Collision.b2ContactPoint,
+      b2Distance = Box2D.Collision.b2Distance,
+      b2DistanceInput = Box2D.Collision.b2DistanceInput,
+      b2DistanceOutput = Box2D.Collision.b2DistanceOutput,
+      b2DistanceProxy = Box2D.Collision.b2DistanceProxy,
+      b2DynamicTree = Box2D.Collision.b2DynamicTree,
+      b2DynamicTreeBroadPhase = Box2D.Collision.b2DynamicTreeBroadPhase,
+      b2DynamicTreeNode = Box2D.Collision.b2DynamicTreeNode,
+      b2DynamicTreePair = Box2D.Collision.b2DynamicTreePair,
+      b2Manifold = Box2D.Collision.b2Manifold,
+      b2ManifoldPoint = Box2D.Collision.b2ManifoldPoint,
+      b2Point = Box2D.Collision.b2Point,
+      b2RayCastInput = Box2D.Collision.b2RayCastInput,
+      b2RayCastOutput = Box2D.Collision.b2RayCastOutput,
+      b2Segment = Box2D.Collision.b2Segment,
+      b2SeparationFunction = Box2D.Collision.b2SeparationFunction,
+      b2Simplex = Box2D.Collision.b2Simplex,
+      b2SimplexCache = Box2D.Collision.b2SimplexCache,
+      b2SimplexVertex = Box2D.Collision.b2SimplexVertex,
+      b2TimeOfImpact = Box2D.Collision.b2TimeOfImpact,
+      b2TOIInput = Box2D.Collision.b2TOIInput,
+      b2WorldManifold = Box2D.Collision.b2WorldManifold,
+      ClipVertex = Box2D.Collision.ClipVertex,
+      Features = Box2D.Collision.Features,
+      IBroadPhase = Box2D.Collision.IBroadPhase;
+
+   b2AABB.b2AABB = function () {
+      this.lowerBound = new b2Vec2();
+      this.upperBound = new b2Vec2();
+   };
+   b2AABB.prototype.IsValid = function () {
+      var dX = this.upperBound.x - this.lowerBound.x;
+      var dY = this.upperBound.y - this.lowerBound.y;
+      var valid = dX >= 0.0 && dY >= 0.0;
+      valid = valid && this.lowerBound.IsValid() && this.upperBound.IsValid();
+      return valid;
+   }
+   b2AABB.prototype.GetCenter = function () {
+      return new b2Vec2((this.lowerBound.x + this.upperBound.x) / 2, (this.lowerBound.y + this.upperBound.y) / 2);
+   }
+   b2AABB.prototype.GetExtents = function () {
+      return new b2Vec2((this.upperBound.x - this.lowerBound.x) / 2, (this.upperBound.y - this.lowerBound.y) / 2);
+   }
+   b2AABB.prototype.Contains = function (aabb) {
+      var result = true;
+      result = result && this.lowerBound.x <= aabb.lowerBound.x;
+      result = result && this.lowerBound.y <= aabb.lowerBound.y;
+      result = result && aabb.upperBound.x <= this.upperBound.x;
+      result = result && aabb.upperBound.y <= this.upperBound.y;
+      return result;
+   }
+   b2AABB.prototype.RayCast = function (output, input) {
+      var tmin = (-Number.MAX_VALUE);
+      var tmax = Number.MAX_VALUE;
+      var pX = input.p1.x;
+      var pY = input.p1.y;
+      var dX = input.p2.x - input.p1.x;
+      var dY = input.p2.y - input.p1.y;
+      var absDX = Math.abs(dX);
+      var absDY = Math.abs(dY);
+      var normal = output.normal;
+      var inv_d = 0;
+      var t1 = 0;
+      var t2 = 0;
+      var t3 = 0;
+      var s = 0; {
+         if (absDX < Number.MIN_VALUE) {
+            if (pX < this.lowerBound.x || this.upperBound.x < pX) return false;
+         }
+         else {
+            inv_d = 1.0 / dX;
+            t1 = (this.lowerBound.x - pX) * inv_d;
+            t2 = (this.upperBound.x - pX) * inv_d;
+            s = (-1.0);
+            if (t1 > t2) {
+               t3 = t1;
+               t1 = t2;
+               t2 = t3;
+               s = 1.0;
+            }
+            if (t1 > tmin) {
+               normal.x = s;
+               normal.y = 0;
+               tmin = t1;
+            }
+            tmax = Math.min(tmax, t2);
+            if (tmin > tmax) return false;
+         }
+      } {
+         if (absDY < Number.MIN_VALUE) {
+            if (pY < this.lowerBound.y || this.upperBound.y < pY) return false;
+         }
+         else {
+            inv_d = 1.0 / dY;
+            t1 = (this.lowerBound.y - pY) * inv_d;
+            t2 = (this.upperBound.y - pY) * inv_d;
+            s = (-1.0);
+            if (t1 > t2) {
+               t3 = t1;
+               t1 = t2;
+               t2 = t3;
+               s = 1.0;
+            }
+            if (t1 > tmin) {
+               normal.y = s;
+               normal.x = 0;
+               tmin = t1;
+            }
+            tmax = Math.min(tmax, t2);
+            if (tmin > tmax) return false;
+         }
+      }
+      output.fraction = tmin;
+      return true;
+   }
+   b2AABB.prototype.TestOverlap = function (other) {
+      var d1X = other.lowerBound.x - this.upperBound.x;
+      var d1Y = other.lowerBound.y - this.upperBound.y;
+      var d2X = this.lowerBound.x - other.upperBound.x;
+      var d2Y = this.lowerBound.y - other.upperBound.y;
+      if (d1X > 0.0 || d1Y > 0.0) return false;
+      if (d2X > 0.0 || d2Y > 0.0) return false;
+      return true;
+   }
+   b2AABB.Combine = function (aabb1, aabb2) {
+      var aabb = new b2AABB();
+      aabb.Combine(aabb1, aabb2);
+      return aabb;
+   }
+   b2AABB.prototype.Combine = function (aabb1, aabb2) {
+      this.lowerBound.x = Math.min(aabb1.lowerBound.x, aabb2.lowerBound.x);
+      this.lowerBound.y = Math.min(aabb1.lowerBound.y, aabb2.lowerBound.y);
+      this.upperBound.x = Math.max(aabb1.upperBound.x, aabb2.upperBound.x);
+      this.upperBound.y = Math.max(aabb1.upperBound.y, aabb2.upperBound.y);
+   }
+   b2Bound.b2Bound = function () {};
+   b2Bound.prototype.IsLower = function () {
+      return (this.value & 1) == 0;
+   }
+   b2Bound.prototype.IsUpper = function () {
+      return (this.value & 1) == 1;
+   }
+   b2Bound.prototype.Swap = function (b) {
+      var tempValue = this.value;
+      var tempProxy = this.proxy;
+      var tempStabbingCount = this.stabbingCount;
+      this.value = b.value;
+      this.proxy = b.proxy;
+      this.stabbingCount = b.stabbingCount;
+      b.value = tempValue;
+      b.proxy = tempProxy;
+      b.stabbingCount = tempStabbingCount;
+   }
+   b2BoundValues.b2BoundValues = function () {};
+   b2BoundValues.prototype.b2BoundValues = function () {
+      this.lowerValues = new Vector_a2j_Number();
+      this.lowerValues[0] = 0.0;
+      this.lowerValues[1] = 0.0;
+      this.upperValues = new Vector_a2j_Number();
+      this.upperValues[0] = 0.0;
+      this.upperValues[1] = 0.0;
+   }
+   b2Collision.b2Collision = function () {};
+   b2Collision.ClipSegmentToLine = function (vOut, vIn, normal, offset) {
+      if (offset === undefined) offset = 0;
+      var cv;
+      var numOut = 0;
+      cv = vIn[0];
+      var vIn0 = cv.v;
+      cv = vIn[1];
+      var vIn1 = cv.v;
+      var distance0 = normal.x * vIn0.x + normal.y * vIn0.y - offset;
+      var distance1 = normal.x * vIn1.x + normal.y * vIn1.y - offset;
+      if (distance0 <= 0.0) vOut[numOut++].Set(vIn[0]);
+      if (distance1 <= 0.0) vOut[numOut++].Set(vIn[1]);
+      if (distance0 * distance1 < 0.0) {
+         var interp = distance0 / (distance0 - distance1);
+         cv = vOut[numOut];
+         var tVec = cv.v;
+         tVec.x = vIn0.x + interp * (vIn1.x - vIn0.x);
+         tVec.y = vIn0.y + interp * (vIn1.y - vIn0.y);
+         cv = vOut[numOut];
+         var cv2;
+         if (distance0 > 0.0) {
+            cv2 = vIn[0];
+            cv.id = cv2.id;
+         }
+         else {
+            cv2 = vIn[1];
+            cv.id = cv2.id;
+         }++numOut;
+      }
+      return numOut;
+   }
+   b2Collision.EdgeSeparation = function (poly1, xf1, edge1, poly2, xf2) {
+      if (edge1 === undefined) edge1 = 0;
+      var count1 = parseInt(poly1.m_vertexCount);
+      var vertices1 = poly1.m_vertices;
+      var normals1 = poly1.m_normals;
+      var count2 = parseInt(poly2.m_vertexCount);
+      var vertices2 = poly2.m_vertices;
+      var tMat;
+      var tVec;
+      tMat = xf1.R;
+      tVec = normals1[edge1];
+      var normal1WorldX = (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      var normal1WorldY = (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      tMat = xf2.R;
+      var normal1X = (tMat.col1.x * normal1WorldX + tMat.col1.y * normal1WorldY);
+      var normal1Y = (tMat.col2.x * normal1WorldX + tMat.col2.y * normal1WorldY);
+      var index = 0;
+      var minDot = Number.MAX_VALUE;
+      for (var i = 0; i < count2; ++i) {
+         tVec = vertices2[i];
+         var dot = tVec.x * normal1X + tVec.y * normal1Y;
+         if (dot < minDot) {
+            minDot = dot;
+            index = i;
+         }
+      }
+      tVec = vertices1[edge1];
+      tMat = xf1.R;
+      var v1X = xf1.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      var v1Y = xf1.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      tVec = vertices2[index];
+      tMat = xf2.R;
+      var v2X = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      var v2Y = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      v2X -= v1X;
+      v2Y -= v1Y;
+      var separation = v2X * normal1WorldX + v2Y * normal1WorldY;
+      return separation;
+   }
+   b2Collision.FindMaxSeparation = function (edgeIndex, poly1, xf1, poly2, xf2) {
+      var count1 = parseInt(poly1.m_vertexCount);
+      var normals1 = poly1.m_normals;
+      var tVec;
+      var tMat;
+      tMat = xf2.R;
+      tVec = poly2.m_centroid;
+      var dX = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      var dY = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      tMat = xf1.R;
+      tVec = poly1.m_centroid;
+      dX -= xf1.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      dY -= xf1.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      var dLocal1X = (dX * xf1.R.col1.x + dY * xf1.R.col1.y);
+      var dLocal1Y = (dX * xf1.R.col2.x + dY * xf1.R.col2.y);
+      var edge = 0;
+      var maxDot = (-Number.MAX_VALUE);
+      for (var i = 0; i < count1; ++i) {
+         tVec = normals1[i];
+         var dot = (tVec.x * dLocal1X + tVec.y * dLocal1Y);
+         if (dot > maxDot) {
+            maxDot = dot;
+            edge = i;
+         }
+      }
+      var s = b2Collision.EdgeSeparation(poly1, xf1, edge, poly2, xf2);
+      var prevEdge = parseInt(edge - 1 >= 0 ? edge - 1 : count1 - 1);
+      var sPrev = b2Collision.EdgeSeparation(poly1, xf1, prevEdge, poly2, xf2);
+      var nextEdge = parseInt(edge + 1 < count1 ? edge + 1 : 0);
+      var sNext = b2Collision.EdgeSeparation(poly1, xf1, nextEdge, poly2, xf2);
+      var bestEdge = 0;
+      var bestSeparation = 0;
+      var increment = 0;
+      if (sPrev > s && sPrev > sNext) {
+         increment = (-1);
+         bestEdge = prevEdge;
+         bestSeparation = sPrev;
+      }
+      else if (sNext > s) {
+         increment = 1;
+         bestEdge = nextEdge;
+         bestSeparation = sNext;
+      }
+      else {
+         edgeIndex[0] = edge;
+         return s;
+      }
+      while (true) {
+         if (increment == (-1)) edge = bestEdge - 1 >= 0 ? bestEdge - 1 : count1 - 1;
+         else edge = bestEdge + 1 < count1 ? bestEdge + 1 : 0;s = b2Collision.EdgeSeparation(poly1, xf1, edge, poly2, xf2);
+         if (s > bestSeparation) {
+            bestEdge = edge;
+            bestSeparation = s;
+         }
+         else {
+            break;
+         }
+      }
+      edgeIndex[0] = bestEdge;
+      return bestSeparation;
+   }
+   b2Collision.FindIncidentEdge = function (c, poly1, xf1, edge1, poly2, xf2) {
+      if (edge1 === undefined) edge1 = 0;
+      var count1 = parseInt(poly1.m_vertexCount);
+      var normals1 = poly1.m_normals;
+      var count2 = parseInt(poly2.m_vertexCount);
+      var vertices2 = poly2.m_vertices;
+      var normals2 = poly2.m_normals;
+      var tMat;
+      var tVec;
+      tMat = xf1.R;
+      tVec = normals1[edge1];
+      var normal1X = (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      var normal1Y = (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      tMat = xf2.R;
+      var tX = (tMat.col1.x * normal1X + tMat.col1.y * normal1Y);
+      normal1Y = (tMat.col2.x * normal1X + tMat.col2.y * normal1Y);
+      normal1X = tX;
+      var index = 0;
+      var minDot = Number.MAX_VALUE;
+      for (var i = 0; i < count2; ++i) {
+         tVec = normals2[i];
+         var dot = (normal1X * tVec.x + normal1Y * tVec.y);
+         if (dot < minDot) {
+            minDot = dot;
+            index = i;
+         }
+      }
+      var tClip;
+      var i1 = parseInt(index);
+      var i2 = parseInt(i1 + 1 < count2 ? i1 + 1 : 0);
+      tClip = c[0];
+      tVec = vertices2[i1];
+      tMat = xf2.R;
+      tClip.v.x = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      tClip.v.y = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      tClip.id.features.referenceEdge = edge1;
+      tClip.id.features.incidentEdge = i1;
+      tClip.id.features.incidentVertex = 0;
+      tClip = c[1];
+      tVec = vertices2[i2];
+      tMat = xf2.R;
+      tClip.v.x = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      tClip.v.y = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      tClip.id.features.referenceEdge = edge1;
+      tClip.id.features.incidentEdge = i2;
+      tClip.id.features.incidentVertex = 1;
+   }
+   b2Collision.MakeClipPointVector = function () {
+      var r = new Vector(2);
+      r[0] = new ClipVertex();
+      r[1] = new ClipVertex();
+      return r;
+   }
+   b2Collision.CollidePolygons = function (manifold, polyA, xfA, polyB, xfB) {
+      var cv;
+      manifold.m_pointCount = 0;
+      var totalRadius = polyA.m_radius + polyB.m_radius;
+      var edgeA = 0;
+      b2Collision.s_edgeAO[0] = edgeA;
+      var separationA = b2Collision.FindMaxSeparation(b2Collision.s_edgeAO, polyA, xfA, polyB, xfB);
+      edgeA = b2Collision.s_edgeAO[0];
+      if (separationA > totalRadius) return;
+      var edgeB = 0;
+      b2Collision.s_edgeBO[0] = edgeB;
+      var separationB = b2Collision.FindMaxSeparation(b2Collision.s_edgeBO, polyB, xfB, polyA, xfA);
+      edgeB = b2Collision.s_edgeBO[0];
+      if (separationB > totalRadius) return;
+      var poly1;
+      var poly2;
+      var xf1;
+      var xf2;
+      var edge1 = 0;
+      var flip = 0;
+      var k_relativeTol = 0.98;
+      var k_absoluteTol = 0.001;
+      var tMat;
+      if (separationB > k_relativeTol * separationA + k_absoluteTol) {
+         poly1 = polyB;
+         poly2 = polyA;
+         xf1 = xfB;
+         xf2 = xfA;
+         edge1 = edgeB;
+         manifold.m_type = b2Manifold.e_faceB;
+         flip = 1;
+      }
+      else {
+         poly1 = polyA;
+         poly2 = polyB;
+         xf1 = xfA;
+         xf2 = xfB;
+         edge1 = edgeA;
+         manifold.m_type = b2Manifold.e_faceA;
+         flip = 0;
+      }
+      var incidentEdge = b2Collision.s_incidentEdge;
+      b2Collision.FindIncidentEdge(incidentEdge, poly1, xf1, edge1, poly2, xf2);
+      var count1 = parseInt(poly1.m_vertexCount);
+      var vertices1 = poly1.m_vertices;
+      var local_v11 = vertices1[edge1];
+      var local_v12;
+      if (edge1 + 1 < count1) {
+         local_v12 = vertices1[parseInt(edge1 + 1)];
+      }
+      else {
+         local_v12 = vertices1[0];
+      }
+      var localTangent = b2Collision.s_localTangent;
+      localTangent.Set(local_v12.x - local_v11.x, local_v12.y - local_v11.y);
+      localTangent.Normalize();
+      var localNormal = b2Collision.s_localNormal;
+      localNormal.x = localTangent.y;
+      localNormal.y = (-localTangent.x);
+      var planePoint = b2Collision.s_planePoint;
+      planePoint.Set(0.5 * (local_v11.x + local_v12.x), 0.5 * (local_v11.y + local_v12.y));
+      var tangent = b2Collision.s_tangent;
+      tMat = xf1.R;
+      tangent.x = (tMat.col1.x * localTangent.x + tMat.col2.x * localTangent.y);
+      tangent.y = (tMat.col1.y * localTangent.x + tMat.col2.y * localTangent.y);
+      var tangent2 = b2Collision.s_tangent2;
+      tangent2.x = (-tangent.x);
+      tangent2.y = (-tangent.y);
+      var normal = b2Collision.s_normal;
+      normal.x = tangent.y;
+      normal.y = (-tangent.x);
+      var v11 = b2Collision.s_v11;
+      var v12 = b2Collision.s_v12;
+      v11.x = xf1.position.x + (tMat.col1.x * local_v11.x + tMat.col2.x * local_v11.y);
+      v11.y = xf1.position.y + (tMat.col1.y * local_v11.x + tMat.col2.y * local_v11.y);
+      v12.x = xf1.position.x + (tMat.col1.x * local_v12.x + tMat.col2.x * local_v12.y);
+      v12.y = xf1.position.y + (tMat.col1.y * local_v12.x + tMat.col2.y * local_v12.y);
+      var frontOffset = normal.x * v11.x + normal.y * v11.y;
+      var sideOffset1 = (-tangent.x * v11.x) - tangent.y * v11.y + totalRadius;
+      var sideOffset2 = tangent.x * v12.x + tangent.y * v12.y + totalRadius;
+      var clipPoints1 = b2Collision.s_clipPoints1;
+      var clipPoints2 = b2Collision.s_clipPoints2;
+      var np = 0;
+      np = b2Collision.ClipSegmentToLine(clipPoints1, incidentEdge, tangent2, sideOffset1);
+      if (np < 2) return;
+      np = b2Collision.ClipSegmentToLine(clipPoints2, clipPoints1, tangent, sideOffset2);
+      if (np < 2) return;
+      manifold.m_localPlaneNormal.SetV(localNormal);
+      manifold.m_localPoint.SetV(planePoint);
+      var pointCount = 0;
+      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; ++i) {
+         cv = clipPoints2[i];
+         var separation = normal.x * cv.v.x + normal.y * cv.v.y - frontOffset;
+         if (separation <= totalRadius) {
+            var cp = manifold.m_points[pointCount];
+            tMat = xf2.R;
+            var tX = cv.v.x - xf2.position.x;
+            var tY = cv.v.y - xf2.position.y;
+            cp.m_localPoint.x = (tX * tMat.col1.x + tY * tMat.col1.y);
+            cp.m_localPoint.y = (tX * tMat.col2.x + tY * tMat.col2.y);
+            cp.m_id.Set(cv.id);
+            cp.m_id.features.flip = flip;
+            ++pointCount;
+         }
+      }
+      manifold.m_pointCount = pointCount;
+   }
+   b2Collision.CollideCircles = function (manifold, circle1, xf1, circle2, xf2) {
+      manifold.m_pointCount = 0;
+      var tMat;
+      var tVec;
+      tMat = xf1.R;
+      tVec = circle1.m_p;
+      var p1X = xf1.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      var p1Y = xf1.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      tMat = xf2.R;
+      tVec = circle2.m_p;
+      var p2X = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      var p2Y = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      var dX = p2X - p1X;
+      var dY = p2Y - p1Y;
+      var distSqr = dX * dX + dY * dY;
+      var radius = circle1.m_radius + circle2.m_radius;
+      if (distSqr > radius * radius) {
+         return;
+      }
+      manifold.m_type = b2Manifold.e_circles;
+      manifold.m_localPoint.SetV(circle1.m_p);
+      manifold.m_localPlaneNormal.SetZero();
+      manifold.m_pointCount = 1;
+      manifold.m_points[0].m_localPoint.SetV(circle2.m_p);
+      manifold.m_points[0].m_id.key = 0;
+   }
+   b2Collision.CollidePolygonAndCircle = function (manifold, polygon, xf1, circle, xf2) {
+      manifold.m_pointCount = 0;
+      var tPoint;
+      var dX = 0;
+      var dY = 0;
+      var positionX = 0;
+      var positionY = 0;
+      var tVec;
+      var tMat;
+      tMat = xf2.R;
+      tVec = circle.m_p;
+      var cX = xf2.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      var cY = xf2.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      dX = cX - xf1.position.x;
+      dY = cY - xf1.position.y;
+      tMat = xf1.R;
+      var cLocalX = (dX * tMat.col1.x + dY * tMat.col1.y);
+      var cLocalY = (dX * tMat.col2.x + dY * tMat.col2.y);
+      var dist = 0;
+      var normalIndex = 0;
+      var separation = (-Number.MAX_VALUE);
+      var radius = polygon.m_radius + circle.m_radius;
+      var vertexCount = parseInt(polygon.m_vertexCount);
+      var vertices = polygon.m_vertices;
+      var normals = polygon.m_normals;
+      for (var i = 0; i < vertexCount; ++i) {
+         tVec = vertices[i];
+         dX = cLocalX - tVec.x;
+         dY = cLocalY - tVec.y;
+         tVec = normals[i];
+         var s = tVec.x * dX + tVec.y * dY;
+         if (s > radius) {
+            return;
+         }
+         if (s > separation) {
+            separation = s;
+            normalIndex = i;
+         }
+      }
+      var vertIndex1 = parseInt(normalIndex);
+      var vertIndex2 = parseInt(vertIndex1 + 1 < vertexCount ? vertIndex1 + 1 : 0);
+      var v1 = vertices[vertIndex1];
+      var v2 = vertices[vertIndex2];
+      if (separation < Number.MIN_VALUE) {
+         manifold.m_pointCount = 1;
+         manifold.m_type = b2Manifold.e_faceA;
+         manifold.m_localPlaneNormal.SetV(normals[normalIndex]);
+         manifold.m_localPoint.x = 0.5 * (v1.x + v2.x);
+         manifold.m_localPoint.y = 0.5 * (v1.y + v2.y);
+         manifold.m_points[0].m_localPoint.SetV(circle.m_p);
+         manifold.m_points[0].m_id.key = 0;
+         return;
+      }
+      var u1 = (cLocalX - v1.x) * (v2.x - v1.x) + (cLocalY - v1.y) * (v2.y - v1.y);
+      var u2 = (cLocalX - v2.x) * (v1.x - v2.x) + (cLocalY - v2.y) * (v1.y - v2.y);
+      if (u1 <= 0.0) {
+         if ((cLocalX - v1.x) * (cLocalX - v1.x) + (cLocalY - v1.y) * (cLocalY - v1.y) > radius * radius) return;
+         manifold.m_pointCount = 1;
+         manifold.m_type = b2Manifold.e_faceA;
+         manifold.m_localPlaneNormal.x = cLocalX - v1.x;
+         manifold.m_localPlaneNormal.y = cLocalY - v1.y;
+         manifold.m_localPlaneNormal.Normalize();
+         manifold.m_localPoint.SetV(v1);
+         manifold.m_points[0].m_localPoint.SetV(circle.m_p);
+         manifold.m_points[0].m_id.key = 0;
+      }
+      else if (u2 <= 0) {
+         if ((cLocalX - v2.x) * (cLocalX - v2.x) + (cLocalY - v2.y) * (cLocalY - v2.y) > radius * radius) return;
+         manifold.m_pointCount = 1;
+         manifold.m_type = b2Manifold.e_faceA;
+         manifold.m_localPlaneNormal.x = cLocalX - v2.x;
+         manifold.m_localPlaneNormal.y = cLocalY - v2.y;
+         manifold.m_localPlaneNormal.Normalize();
+         manifold.m_localPoint.SetV(v2);
+         manifold.m_points[0].m_localPoint.SetV(circle.m_p);
+         manifold.m_points[0].m_id.key = 0;
+      }
+      else {
+         var faceCenterX = 0.5 * (v1.x + v2.x);
+         var faceCenterY = 0.5 * (v1.y + v2.y);
+         separation = (cLocalX - faceCenterX) * normals[vertIndex1].x + (cLocalY - faceCenterY) * normals[vertIndex1].y;
+         if (separation > radius) return;
+         manifold.m_pointCount = 1;
+         manifold.m_type = b2Manifold.e_faceA;
+         manifold.m_localPlaneNormal.x = normals[vertIndex1].x;
+         manifold.m_localPlaneNormal.y = normals[vertIndex1].y;
+         manifold.m_localPlaneNormal.Normalize();
+         manifold.m_localPoint.Set(faceCenterX, faceCenterY);
+         manifold.m_points[0].m_localPoint.SetV(circle.m_p);
+         manifold.m_points[0].m_id.key = 0;
+      }
+   }
+   b2Collision.TestOverlap = function (a, b) {
+      var t1 = b.lowerBound;
+      var t2 = a.upperBound;
+      var d1X = t1.x - t2.x;
+      var d1Y = t1.y - t2.y;
+      t1 = a.lowerBound;
+      t2 = b.upperBound;
+      var d2X = t1.x - t2.x;
+      var d2Y = t1.y - t2.y;
+      if (d1X > 0.0 || d1Y > 0.0) return false;
+      if (d2X > 0.0 || d2Y > 0.0) return false;
+      return true;
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Collision.b2Collision.s_incidentEdge = b2Collision.MakeClipPointVector();
+      Box2D.Collision.b2Collision.s_clipPoints1 = b2Collision.MakeClipPointVector();
+      Box2D.Collision.b2Collision.s_clipPoints2 = b2Collision.MakeClipPointVector();
+      Box2D.Collision.b2Collision.s_edgeAO = new Vector_a2j_Number(1);
+      Box2D.Collision.b2Collision.s_edgeBO = new Vector_a2j_Number(1);
+      Box2D.Collision.b2Collision.s_localTangent = new b2Vec2();
+      Box2D.Collision.b2Collision.s_localNormal = new b2Vec2();
+      Box2D.Collision.b2Collision.s_planePoint = new b2Vec2();
+      Box2D.Collision.b2Collision.s_normal = new b2Vec2();
+      Box2D.Collision.b2Collision.s_tangent = new b2Vec2();
+      Box2D.Collision.b2Collision.s_tangent2 = new b2Vec2();
+      Box2D.Collision.b2Collision.s_v11 = new b2Vec2();
+      Box2D.Collision.b2Collision.s_v12 = new b2Vec2();
+      Box2D.Collision.b2Collision.b2CollidePolyTempVec = new b2Vec2();
+      Box2D.Collision.b2Collision.b2_nullFeature = 0x000000ff;
+   });
+   b2ContactID.b2ContactID = function () {
+      this.features = new Features();
+   };
+   b2ContactID.prototype.b2ContactID = function () {
+      this.features._m_id = this;
+   }
+   b2ContactID.prototype.Set = function (id) {
+      this.key = id._key;
+   }
+   b2ContactID.prototype.Copy = function () {
+      var id = new b2ContactID();
+      id.key = this.key;
+      return id;
+   }
+   Object.defineProperty(b2ContactID.prototype, 'key', {
+      enumerable: false,
+      configurable: true,
+      get: function () {
+         return this._key;
+      }
+   });
+   Object.defineProperty(b2ContactID.prototype, 'key', {
+      enumerable: false,
+      configurable: true,
+      set: function (value) {
+         if (value === undefined) value = 0;
+         this._key = value;
+         this.features._referenceEdge = this._key & 0x000000ff;
+         this.features._incidentEdge = ((this._key & 0x0000ff00) >> 8) & 0x000000ff;
+         this.features._incidentVertex = ((this._key & 0x00ff0000) >> 16) & 0x000000ff;
+         this.features._flip = ((this._key & 0xff000000) >> 24) & 0x000000ff;
+      }
+   });
+   b2ContactPoint.b2ContactPoint = function () {
+      this.position = new b2Vec2();
+      this.velocity = new b2Vec2();
+      this.normal = new b2Vec2();
+      this.id = new b2ContactID();
+   };
+   b2Distance.b2Distance = function () {};
+   b2Distance.Distance = function (output, cache, input) {
+      ++b2Distance.b2_gjkCalls;
+      var proxyA = input.proxyA;
+      var proxyB = input.proxyB;
+      var transformA = input.transformA;
+      var transformB = input.transformB;
+      var simplex = b2Distance.s_simplex;
+      simplex.ReadCache(cache, proxyA, transformA, proxyB, transformB);
+      var vertices = simplex.m_vertices;
+      var k_maxIters = 20;
+      var saveA = b2Distance.s_saveA;
+      var saveB = b2Distance.s_saveB;
+      var saveCount = 0;
+      var closestPoint = simplex.GetClosestPoint();
+      var distanceSqr1 = closestPoint.LengthSquared();
+      var distanceSqr2 = distanceSqr1;
+      var i = 0;
+      var p;
+      var iter = 0;
+      while (iter < k_maxIters) {
+         saveCount = simplex.m_count;
+         for (i = 0;
+         i < saveCount; i++) {
+            saveA[i] = vertices[i].indexA;
+            saveB[i] = vertices[i].indexB;
+         }
+         switch (simplex.m_count) {
+         case 1:
+            break;
+         case 2:
+            simplex.Solve2();
+            break;
+         case 3:
+            simplex.Solve3();
+            break;
+         default:
+            b2Settings.b2Assert(false);
+         }
+         if (simplex.m_count == 3) {
+            break;
+         }
+         p = simplex.GetClosestPoint();
+         distanceSqr2 = p.LengthSquared();
+         if (distanceSqr2 > distanceSqr1) {}
+         distanceSqr1 = distanceSqr2;
+         var d = simplex.GetSearchDirection();
+         if (d.LengthSquared() < Number.MIN_VALUE * Number.MIN_VALUE) {
+            break;
+         }
+         var vertex = vertices[simplex.m_count];
+         vertex.indexA = proxyA.GetSupport(b2Math.MulTMV(transformA.R, d.GetNegative()));
+         vertex.wA = b2Math.MulX(transformA, proxyA.GetVertex(vertex.indexA));
+         vertex.indexB = proxyB.GetSupport(b2Math.MulTMV(transformB.R, d));
+         vertex.wB = b2Math.MulX(transformB, proxyB.GetVertex(vertex.indexB));
+         vertex.w = b2Math.SubtractVV(vertex.wB, vertex.wA);
+         ++iter;
+         ++b2Distance.b2_gjkIters;
+         var duplicate = false;
+         for (i = 0;
+         i < saveCount; i++) {
+            if (vertex.indexA == saveA[i] && vertex.indexB == saveB[i]) {
+               duplicate = true;
+               break;
+            }
+         }
+         if (duplicate) {
+            break;
+         }++simplex.m_count;
+      }
+      b2Distance.b2_gjkMaxIters = b2Math.Max(b2Distance.b2_gjkMaxIters, iter);
+      simplex.GetWitnessPoints(output.pointA, output.pointB);
+      output.distance = b2Math.SubtractVV(output.pointA, output.pointB).Length();
+      output.iterations = iter;
+      simplex.WriteCache(cache);
+      if (input.useRadii) {
+         var rA = proxyA.m_radius;
+         var rB = proxyB.m_radius;
+         if (output.distance > rA + rB && output.distance > Number.MIN_VALUE) {
+            output.distance -= rA + rB;
+            var normal = b2Math.SubtractVV(output.pointB, output.pointA);
+            normal.Normalize();
+            output.pointA.x += rA * normal.x;
+            output.pointA.y += rA * normal.y;
+            output.pointB.x -= rB * normal.x;
+            output.pointB.y -= rB * normal.y;
+         }
+         else {
+            p = new b2Vec2();
+            p.x = .5 * (output.pointA.x + output.pointB.x);
+            p.y = .5 * (output.pointA.y + output.pointB.y);
+            output.pointA.x = output.pointB.x = p.x;
+            output.pointA.y = output.pointB.y = p.y;
+            output.distance = 0.0;
+         }
+      }
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Collision.b2Distance.s_simplex = new b2Simplex();
+      Box2D.Collision.b2Distance.s_saveA = new Vector_a2j_Number(3);
+      Box2D.Collision.b2Distance.s_saveB = new Vector_a2j_Number(3);
+   });
+   b2DistanceInput.b2DistanceInput = function () {};
+   b2DistanceOutput.b2DistanceOutput = function () {
+      this.pointA = new b2Vec2();
+      this.pointB = new b2Vec2();
+   };
+   b2DistanceProxy.b2DistanceProxy = function () {};
+   b2DistanceProxy.prototype.Set = function (shape) {
+      switch (shape.GetType()) {
+      case b2Shape.e_circleShape:
+         {
+            var circle = (shape instanceof b2CircleShape ? shape : null);
+            this.m_vertices = new Vector(1, true);
+            this.m_vertices[0] = circle.m_p;
+            this.m_count = 1;
+            this.m_radius = circle.m_radius;
+         }
+         break;
+      case b2Shape.e_polygonShape:
+         {
+            var polygon = (shape instanceof b2PolygonShape ? shape : null);
+            this.m_vertices = polygon.m_vertices;
+            this.m_count = polygon.m_vertexCount;
+            this.m_radius = polygon.m_radius;
+         }
+         break;
+      default:
+         b2Settings.b2Assert(false);
+      }
+   }
+   b2DistanceProxy.prototype.GetSupport = function (d) {
+      var bestIndex = 0;
+      var bestValue = this.m_vertices[0].x * d.x + this.m_vertices[0].y * d.y;
+      for (var i = 1; i < this.m_count; ++i) {
+         var value = this.m_vertices[i].x * d.x + this.m_vertices[i].y * d.y;
+         if (value > bestValue) {
+            bestIndex = i;
+            bestValue = value;
+         }
+      }
+      return bestIndex;
+   }
+   b2DistanceProxy.prototype.GetSupportVertex = function (d) {
+      var bestIndex = 0;
+      var bestValue = this.m_vertices[0].x * d.x + this.m_vertices[0].y * d.y;
+      for (var i = 1; i < this.m_count; ++i) {
+         var value = this.m_vertices[i].x * d.x + this.m_vertices[i].y * d.y;
+         if (value > bestValue) {
+            bestIndex = i;
+            bestValue = value;
+         }
+      }
+      return this.m_vertices[bestIndex];
+   }
+   b2DistanceProxy.prototype.GetVertexCount = function () {
+      return this.m_count;
+   }
+   b2DistanceProxy.prototype.GetVertex = function (index) {
+      if (index === undefined) index = 0;
+      b2Settings.b2Assert(0 <= index && index < this.m_count);
+      return this.m_vertices[index];
+   }
+   b2DynamicTree.b2DynamicTree = function () {};
+   b2DynamicTree.prototype.b2DynamicTree = function () {
+      this.m_root = null;
+      this.m_freeList = null;
+      this.m_path = 0;
+      this.m_insertionCount = 0;
+   }
+   b2DynamicTree.prototype.CreateProxy = function (aabb, userData) {
+      var node = this.AllocateNode();
+      var extendX = b2Settings.b2_aabbExtension;
+      var extendY = b2Settings.b2_aabbExtension;
+      node.aabb.lowerBound.x = aabb.lowerBound.x - extendX;
+      node.aabb.lowerBound.y = aabb.lowerBound.y - extendY;
+      node.aabb.upperBound.x = aabb.upperBound.x + extendX;
+      node.aabb.upperBound.y = aabb.upperBound.y + extendY;
+      node.userData = userData;
+      this.InsertLeaf(node);
+      return node;
+   }
+   b2DynamicTree.prototype.DestroyProxy = function (proxy) {
+      this.RemoveLeaf(proxy);
+      this.FreeNode(proxy);
+   }
+   b2DynamicTree.prototype.MoveProxy = function (proxy, aabb, displacement) {
+      b2Settings.b2Assert(proxy.IsLeaf());
+      if (proxy.aabb.Contains(aabb)) {
+         return false;
+      }
+      this.RemoveLeaf(proxy);
+      var extendX = b2Settings.b2_aabbExtension + b2Settings.b2_aabbMultiplier * (displacement.x > 0 ? displacement.x : (-displacement.x));
+      var extendY = b2Settings.b2_aabbExtension + b2Settings.b2_aabbMultiplier * (displacement.y > 0 ? displacement.y : (-displacement.y));
+      proxy.aabb.lowerBound.x = aabb.lowerBound.x - extendX;
+      proxy.aabb.lowerBound.y = aabb.lowerBound.y - extendY;
+      proxy.aabb.upperBound.x = aabb.upperBound.x + extendX;
+      proxy.aabb.upperBound.y = aabb.upperBound.y + extendY;
+      this.InsertLeaf(proxy);
+      return true;
+   }
+   b2DynamicTree.prototype.Rebalance = function (iterations) {
+      if (iterations === undefined) iterations = 0;
+      if (this.m_root == null) return;
+      for (var i = 0; i < iterations; i++) {
+         var node = this.m_root;
+         var bit = 0;
+         while (node.IsLeaf() == false) {
+            node = (this.m_path >> bit) & 1 ? node.child2 : node.child1;
+            bit = (bit + 1) & 31;
+         }++this.m_path;
+         this.RemoveLeaf(node);
+         this.InsertLeaf(node);
+      }
+   }
+   b2DynamicTree.prototype.GetFatAABB = function (proxy) {
+      return proxy.aabb;
+   }
+   b2DynamicTree.prototype.GetUserData = function (proxy) {
+      return proxy.userData;
+   }
+   b2DynamicTree.prototype.Query = function (callback, aabb) {
+      if (this.m_root == null) return;
+      var stack = new Vector();
+      var count = 0;
+      stack[count++] = this.m_root;
+      while (count > 0) {
+         var node = stack[--count];
+         if (node.aabb.TestOverlap(aabb)) {
+            if (node.IsLeaf()) {
+               var proceed = callback(node);
+               if (!proceed) return;
+            }
+            else {
+               stack[count++] = node.child1;
+               stack[count++] = node.child2;
+            }
+         }
+      }
+   }
+   b2DynamicTree.prototype.RayCast = function (callback, input) {
+      if (this.m_root == null) return;
+      var p1 = input.p1;
+      var p2 = input.p2;
+      var r = b2Math.SubtractVV(p1, p2);
+      r.Normalize();
+      var v = b2Math.CrossFV(1.0, r);
+      var abs_v = b2Math.AbsV(v);
+      var maxFraction = input.maxFraction;
+      var segmentAABB = new b2AABB();
+      var tX = 0;
+      var tY = 0; {
+         tX = p1.x + maxFraction * (p2.x - p1.x);
+         tY = p1.y + maxFraction * (p2.y - p1.y);
+         segmentAABB.lowerBound.x = Math.min(p1.x, tX);
+         segmentAABB.lowerBound.y = Math.min(p1.y, tY);
+         segmentAABB.upperBound.x = Math.max(p1.x, tX);
+         segmentAABB.upperBound.y = Math.max(p1.y, tY);
+      }
+      var stack = new Vector();
+      var count = 0;
+      stack[count++] = this.m_root;
+      while (count > 0) {
+         var node = stack[--count];
+         if (node.aabb.TestOverlap(segmentAABB) == false) {
+            continue;
+         }
+         var c = node.aabb.GetCenter();
+         var h = node.aabb.GetExtents();
+         var separation = Math.abs(v.x * (p1.x - c.x) + v.y * (p1.y - c.y)) - abs_v.x * h.x - abs_v.y * h.y;
+         if (separation > 0.0) continue;
+         if (node.IsLeaf()) {
+            var subInput = new b2RayCastInput();
+            subInput.p1 = input.p1;
+            subInput.p2 = input.p2;
+            subInput.maxFraction = input.maxFraction;
+            maxFraction = callback(subInput, node);
+            if (maxFraction == 0.0) return;
+            if (maxFraction > 0.0) {
+               tX = p1.x + maxFraction * (p2.x - p1.x);
+               tY = p1.y + maxFraction * (p2.y - p1.y);
+               segmentAABB.lowerBound.x = Math.min(p1.x, tX);
+               segmentAABB.lowerBound.y = Math.min(p1.y, tY);
+               segmentAABB.upperBound.x = Math.max(p1.x, tX);
+               segmentAABB.upperBound.y = Math.max(p1.y, tY);
+            }
+         }
+         else {
+            stack[count++] = node.child1;
+            stack[count++] = node.child2;
+         }
+      }
+   }
+   b2DynamicTree.prototype.AllocateNode = function () {
+      if (this.m_freeList) {
+         var node = this.m_freeList;
+         this.m_freeList = node.parent;
+         node.parent = null;
+         node.child1 = null;
+         node.child2 = null;
+         return node;
+      }
+      return new b2DynamicTreeNode();
+   }
+   b2DynamicTree.prototype.FreeNode = function (node) {
+      node.parent = this.m_freeList;
+      this.m_freeList = node;
+   }
+   b2DynamicTree.prototype.InsertLeaf = function (leaf) {
+      ++this.m_insertionCount;
+      if (this.m_root == null) {
+         this.m_root = leaf;
+         this.m_root.parent = null;
+         return;
+      }
+      var center = leaf.aabb.GetCenter();
+      var sibling = this.m_root;
+      if (sibling.IsLeaf() == false) {
+         do {
+            var child1 = sibling.child1;
+            var child2 = sibling.child2;
+            var norm1 = Math.abs((child1.aabb.lowerBound.x + child1.aabb.upperBound.x) / 2 - center.x) + Math.abs((child1.aabb.lowerBound.y + child1.aabb.upperBound.y) / 2 - center.y);
+            var norm2 = Math.abs((child2.aabb.lowerBound.x + child2.aabb.upperBound.x) / 2 - center.x) + Math.abs((child2.aabb.lowerBound.y + child2.aabb.upperBound.y) / 2 - center.y);
+            if (norm1 < norm2) {
+               sibling = child1;
+            }
+            else {
+               sibling = child2;
+            }
+         }
+         while (sibling.IsLeaf() == false)
+      }
+      var node1 = sibling.parent;
+      var node2 = this.AllocateNode();
+      node2.parent = node1;
+      node2.userData = null;
+      node2.aabb.Combine(leaf.aabb, sibling.aabb);
+      if (node1) {
+         if (sibling.parent.child1 == sibling) {
+            node1.child1 = node2;
+         }
+         else {
+            node1.child2 = node2;
+         }
+         node2.child1 = sibling;
+         node2.child2 = leaf;
+         sibling.parent = node2;
+         leaf.parent = node2;
+         do {
+            if (node1.aabb.Contains(node2.aabb)) break;
+            node1.aabb.Combine(node1.child1.aabb, node1.child2.aabb);
+            node2 = node1;
+            node1 = node1.parent;
+         }
+         while (node1)
+      }
+      else {
+         node2.child1 = sibling;
+         node2.child2 = leaf;
+         sibling.parent = node2;
+         leaf.parent = node2;
+         this.m_root = node2;
+      }
+   }
+   b2DynamicTree.prototype.RemoveLeaf = function (leaf) {
+      if (leaf == this.m_root) {
+         this.m_root = null;
+         return;
+      }
+      var node2 = leaf.parent;
+      var node1 = node2.parent;
+      var sibling;
+      if (node2.child1 == leaf) {
+         sibling = node2.child2;
+      }
+      else {
+         sibling = node2.child1;
+      }
+      if (node1) {
+         if (node1.child1 == node2) {
+            node1.child1 = sibling;
+         }
+         else {
+            node1.child2 = sibling;
+         }
+         sibling.parent = node1;
+         this.FreeNode(node2);
+         while (node1) {
+            var oldAABB = node1.aabb;
+            node1.aabb = b2AABB.Combine(node1.child1.aabb, node1.child2.aabb);
+            if (oldAABB.Contains(node1.aabb)) break;
+            node1 = node1.parent;
+         }
+      }
+      else {
+         this.m_root = sibling;
+         sibling.parent = null;
+         this.FreeNode(node2);
+      }
+   }
+   b2DynamicTreeBroadPhase.b2DynamicTreeBroadPhase = function () {
+      this.m_tree = new b2DynamicTree();
+      this.m_moveBuffer = new Vector();
+      this.m_pairBuffer = new Vector();
+      this.m_pairCount = 0;
+   };
+   b2DynamicTreeBroadPhase.prototype.CreateProxy = function (aabb, userData) {
+      var proxy = this.m_tree.CreateProxy(aabb, userData);
+      ++this.m_proxyCount;
+      this.BufferMove(proxy);
+      return proxy;
+   }
+   b2DynamicTreeBroadPhase.prototype.DestroyProxy = function (proxy) {
+      this.UnBufferMove(proxy);
+      --this.m_proxyCount;
+      this.m_tree.DestroyProxy(proxy);
+   }
+   b2DynamicTreeBroadPhase.prototype.MoveProxy = function (proxy, aabb, displacement) {
+      var buffer = this.m_tree.MoveProxy(proxy, aabb, displacement);
+      if (buffer) {
+         this.BufferMove(proxy);
+      }
+   }
+   b2DynamicTreeBroadPhase.prototype.TestOverlap = function (proxyA, proxyB) {
+      var aabbA = this.m_tree.GetFatAABB(proxyA);
+      var aabbB = this.m_tree.GetFatAABB(proxyB);
+      return aabbA.TestOverlap(aabbB);
+   }
+   b2DynamicTreeBroadPhase.prototype.GetUserData = function (proxy) {
+      return this.m_tree.GetUserData(proxy);
+   }
+   b2DynamicTreeBroadPhase.prototype.GetFatAABB = function (proxy) {
+      return this.m_tree.GetFatAABB(proxy);
+   }
+   b2DynamicTreeBroadPhase.prototype.GetProxyCount = function () {
+      return this.m_proxyCount;
+   }
+   b2DynamicTreeBroadPhase.prototype.UpdatePairs = function (callback) {
+      var __this = this;
+      __this.m_pairCount = 0;
+      var i = 0,
+         queryProxy;
+      for (i = 0;
+      i < __this.m_moveBuffer.length; ++i) {
+         queryProxy = __this.m_moveBuffer[i];
+
+         function QueryCallback(proxy) {
+            if (proxy == queryProxy) return true;
+            if (__this.m_pairCount == __this.m_pairBuffer.length) {
+               __this.m_pairBuffer[__this.m_pairCount] = new b2DynamicTreePair();
+            }
+            var pair = __this.m_pairBuffer[__this.m_pairCount];
+            pair.proxyA = proxy < queryProxy ? proxy : queryProxy;
+            pair.proxyB = proxy >= queryProxy ? proxy : queryProxy;++__this.m_pairCount;
+            return true;
+         };
+         var fatAABB = __this.m_tree.GetFatAABB(queryProxy);
+         __this.m_tree.Query(QueryCallback, fatAABB);
+      }
+      __this.m_moveBuffer.length = 0;
+      for (var i = 0; i < __this.m_pairCount;) {
+         var primaryPair = __this.m_pairBuffer[i];
+         var userDataA = __this.m_tree.GetUserData(primaryPair.proxyA);
+         var userDataB = __this.m_tree.GetUserData(primaryPair.proxyB);
+         callback(userDataA, userDataB);
+         ++i;
+         while (i < __this.m_pairCount) {
+            var pair = __this.m_pairBuffer[i];
+            if (pair.proxyA != primaryPair.proxyA || pair.proxyB != primaryPair.proxyB) {
+               break;
+            }++i;
+         }
+      }
+   }
+   b2DynamicTreeBroadPhase.prototype.Query = function (callback, aabb) {
+      this.m_tree.Query(callback, aabb);
+   }
+   b2DynamicTreeBroadPhase.prototype.RayCast = function (callback, input) {
+      this.m_tree.RayCast(callback, input);
+   }
+   b2DynamicTreeBroadPhase.prototype.Validate = function () {}
+   b2DynamicTreeBroadPhase.prototype.Rebalance = function (iterations) {
+      if (iterations === undefined) iterations = 0;
+      this.m_tree.Rebalance(iterations);
+   }
+   b2DynamicTreeBroadPhase.prototype.BufferMove = function (proxy) {
+      this.m_moveBuffer[this.m_moveBuffer.length] = proxy;
+   }
+   b2DynamicTreeBroadPhase.prototype.UnBufferMove = function (proxy) {
+      var i = parseInt(this.m_moveBuffer.indexOf(proxy));
+      this.m_moveBuffer.splice(i, 1);
+   }
+   b2DynamicTreeBroadPhase.prototype.ComparePairs = function (pair1, pair2) {
+      return 0;
+   }
+   b2DynamicTreeBroadPhase.__implements = {};
+   b2DynamicTreeBroadPhase.__implements[IBroadPhase] = true;
+   b2DynamicTreeNode.b2DynamicTreeNode = function () {
+      this.aabb = new b2AABB();
+   };
+   b2DynamicTreeNode.prototype.IsLeaf = function () {
+      return this.child1 == null;
+   }
+   b2DynamicTreePair.b2DynamicTreePair = function () {};
+   b2Manifold.b2Manifold = function () {
+      this.m_pointCount = 0;
+   };
+   b2Manifold.prototype.b2Manifold = function () {
+      this.m_points = new Vector(b2Settings.b2_maxManifoldPoints);
+      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
+         this.m_points[i] = new b2ManifoldPoint();
+      }
+      this.m_localPlaneNormal = new b2Vec2();
+      this.m_localPoint = new b2Vec2();
+   }
+   b2Manifold.prototype.Reset = function () {
+      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
+         ((this.m_points[i] instanceof b2ManifoldPoint ? this.m_points[i] : null)).Reset();
+      }
+      this.m_localPlaneNormal.SetZero();
+      this.m_localPoint.SetZero();
+      this.m_type = 0;
+      this.m_pointCount = 0;
+   }
+   b2Manifold.prototype.Set = function (m) {
+      this.m_pointCount = m.m_pointCount;
+      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
+         ((this.m_points[i] instanceof b2ManifoldPoint ? this.m_points[i] : null)).Set(m.m_points[i]);
+      }
+      this.m_localPlaneNormal.SetV(m.m_localPlaneNormal);
+      this.m_localPoint.SetV(m.m_localPoint);
+      this.m_type = m.m_type;
+   }
+   b2Manifold.prototype.Copy = function () {
+      var copy = new b2Manifold();
+      copy.Set(this);
+      return copy;
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Collision.b2Manifold.e_circles = 0x0001;
+      Box2D.Collision.b2Manifold.e_faceA = 0x0002;
+      Box2D.Collision.b2Manifold.e_faceB = 0x0004;
+   });
+   b2ManifoldPoint.b2ManifoldPoint = function () {
+      this.m_localPoint = new b2Vec2();
+      this.m_id = new b2ContactID();
+   };
+   b2ManifoldPoint.prototype.b2ManifoldPoint = function () {
+      this.Reset();
+   }
+   b2ManifoldPoint.prototype.Reset = function () {
+      this.m_localPoint.SetZero();
+      this.m_normalImpulse = 0.0;
+      this.m_tangentImpulse = 0.0;
+      this.m_id.key = 0;
+   }
+   b2ManifoldPoint.prototype.Set = function (m) {
+      this.m_localPoint.SetV(m.m_localPoint);
+      this.m_normalImpulse = m.m_normalImpulse;
+      this.m_tangentImpulse = m.m_tangentImpulse;
+      this.m_id.Set(m.m_id);
+   }
+   b2Point.b2Point = function () {
+      this.p = new b2Vec2();
+   };
+   b2Point.prototype.Support = function (xf, vX, vY) {
+      if (vX === undefined) vX = 0;
+      if (vY === undefined) vY = 0;
+      return this.p;
+   }
+   b2Point.prototype.GetFirstVertex = function (xf) {
+      return this.p;
+   }
+   b2RayCastInput.b2RayCastInput = function () {
+      this.p1 = new b2Vec2();
+      this.p2 = new b2Vec2();
+   };
+   b2RayCastInput.prototype.b2RayCastInput = function (p1, p2, maxFraction) {
+      if (p1 === undefined) p1 = null;
+      if (p2 === undefined) p2 = null;
+      if (maxFraction === undefined) maxFraction = 1;
+      if (p1) this.p1.SetV(p1);
+      if (p2) this.p2.SetV(p2);
+      this.maxFraction = maxFraction;
+   }
+   b2RayCastOutput.b2RayCastOutput = function () {
+      this.normal = new b2Vec2();
+   };
+   b2Segment.b2Segment = function () {
+      this.p1 = new b2Vec2();
+      this.p2 = new b2Vec2();
+   };
+   b2Segment.prototype.TestSegment = function (lambda, normal, segment, maxLambda) {
+      if (maxLambda === undefined) maxLambda = 0;
+      var s = segment.p1;
+      var rX = segment.p2.x - s.x;
+      var rY = segment.p2.y - s.y;
+      var dX = this.p2.x - this.p1.x;
+      var dY = this.p2.y - this.p1.y;
+      var nX = dY;
+      var nY = (-dX);
+      var k_slop = 100.0 * Number.MIN_VALUE;
+      var denom = (-(rX * nX + rY * nY));
+      if (denom > k_slop) {
+         var bX = s.x - this.p1.x;
+         var bY = s.y - this.p1.y;
+         var a = (bX * nX + bY * nY);
+         if (0.0 <= a && a <= maxLambda * denom) {
+            var mu2 = (-rX * bY) + rY * bX;
+            if ((-k_slop * denom) <= mu2 && mu2 <= denom * (1.0 + k_slop)) {
+               a /= denom;
+               var nLen = Math.sqrt(nX * nX + nY * nY);
+               nX /= nLen;
+               nY /= nLen;
+               lambda[0] = a;
+               normal.Set(nX, nY);
+               return true;
+            }
+         }
+      }
+      return false;
+   }
+   b2Segment.prototype.Extend = function (aabb) {
+      this.ExtendForward(aabb);
+      this.ExtendBackward(aabb);
+   }
+
+
+
+
+   b2Segment.prototype.ExtendForward = function (aabb) {
+      var dX = this.p2.x - this.p1.x;
+      var dY = this.p2.y - this.p1.y;
+      var lambda = Math.min(dX > 0 ? (aabb.upperBound.x - this.p1.x) / dX : dX < 0 ? (aabb.lowerBound.x - this.p1.x) / dX : Number.POSITIVE_INFINITY,
+      dY > 0 ? (aabb.upperBound.y - this.p1.y) / dY : dY < 0 ? (aabb.lowerBound.y - this.p1.y) / dY : Number.POSITIVE_INFINITY);
+      this.p2.x = this.p1.x + dX * lambda;
+      this.p2.y = this.p1.y + dY * lambda;
+   }
+   b2Segment.prototype.ExtendBackward = function (aabb) {
+      var dX = (-this.p2.x) + this.p1.x;
+      var dY = (-this.p2.y) + this.p1.y;
+      var lambda = Math.min(dX > 0 ? (aabb.upperBound.x - this.p2.x) / dX : dX < 0 ? (aabb.lowerBound.x - this.p2.x) / dX : Number.POSITIVE_INFINITY,
+      dY > 0 ? (aabb.upperBound.y - this.p2.y) / dY : dY < 0 ? (aabb.lowerBound.y - this.p2.y) / dY : Number.POSITIVE_INFINITY);
+      this.p1.x = this.p2.x + dX * lambda;
+      this.p1.y = this.p2.y + dY * lambda;
+   }
+   b2SeparationFunction.b2SeparationFunction = function () {
+      this.m_localPoint = new b2Vec2();
+      this.m_axis = new b2Vec2();
+   };
+   b2SeparationFunction.prototype.Initialize = function (cache, proxyA, transformA, proxyB, transformB) {
+      this.m_proxyA = proxyA;
+      this.m_proxyB = proxyB;
+      var count = parseInt(cache.count);
+      b2Settings.b2Assert(0 < count && count < 3);
+      var localPointA;
+      var localPointA1;
+      var localPointA2;
+      var localPointB;
+      var localPointB1;
+      var localPointB2;
+      var pointAX = 0;
+      var pointAY = 0;
+      var pointBX = 0;
+      var pointBY = 0;
+      var normalX = 0;
+      var normalY = 0;
+      var tMat;
+      var tVec;
+      var s = 0;
+      var sgn = 0;
+      if (count == 1) {
+         this.m_type = b2SeparationFunction.e_points;
+         localPointA = this.m_proxyA.GetVertex(cache.indexA[0]);
+         localPointB = this.m_proxyB.GetVertex(cache.indexB[0]);
+         tVec = localPointA;
+         tMat = transformA.R;
+         pointAX = transformA.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+         pointAY = transformA.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+         tVec = localPointB;
+         tMat = transformB.R;
+         pointBX = transformB.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+         pointBY = transformB.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+         this.m_axis.x = pointBX - pointAX;
+         this.m_axis.y = pointBY - pointAY;
+         this.m_axis.Normalize();
+      }
+      else if (cache.indexB[0] == cache.indexB[1]) {
+         this.m_type = b2SeparationFunction.e_faceA;
+         localPointA1 = this.m_proxyA.GetVertex(cache.indexA[0]);
+         localPointA2 = this.m_proxyA.GetVertex(cache.indexA[1]);
+         localPointB = this.m_proxyB.GetVertex(cache.indexB[0]);
+         this.m_localPoint.x = 0.5 * (localPointA1.x + localPointA2.x);
+         this.m_localPoint.y = 0.5 * (localPointA1.y + localPointA2.y);
+         this.m_axis = b2Math.CrossVF(b2Math.SubtractVV(localPointA2, localPointA1), 1.0);
+         this.m_axis.Normalize();
+         tVec = this.m_axis;
+         tMat = transformA.R;
+         normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+         normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+         tVec = this.m_localPoint;
+         tMat = transformA.R;
+         pointAX = transformA.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+         pointAY = transformA.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+         tVec = localPointB;
+         tMat = transformB.R;
+         pointBX = transformB.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+         pointBY = transformB.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+         s = (pointBX - pointAX) * normalX + (pointBY - pointAY) * normalY;
+         if (s < 0.0) {
+            this.m_axis.NegativeSelf();
+         }
+      }
+      else if (cache.indexA[0] == cache.indexA[0]) {
+         this.m_type = b2SeparationFunction.e_faceB;
+         localPointB1 = this.m_proxyB.GetVertex(cache.indexB[0]);
+         localPointB2 = this.m_proxyB.GetVertex(cache.indexB[1]);
+         localPointA = this.m_proxyA.GetVertex(cache.indexA[0]);
+         this.m_localPoint.x = 0.5 * (localPointB1.x + localPointB2.x);
+         this.m_localPoint.y = 0.5 * (localPointB1.y + localPointB2.y);
+         this.m_axis = b2Math.CrossVF(b2Math.SubtractVV(localPointB2, localPointB1), 1.0);
+         this.m_axis.Normalize();
+         tVec = this.m_axis;
+         tMat = transformB.R;
+         normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+         normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+         tVec = this.m_localPoint;
+         tMat = transformB.R;
+         pointBX = transformB.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+         pointBY = transformB.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+         tVec = localPointA;
+         tMat = transformA.R;
+         pointAX = transformA.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+         pointAY = transformA.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+         s = (pointAX - pointBX) * normalX + (pointAY - pointBY) * normalY;
+         if (s < 0.0) {
+            this.m_axis.NegativeSelf();
+         }
+      }
+      else {
+         localPointA1 = this.m_proxyA.GetVertex(cache.indexA[0]);
+         localPointA2 = this.m_proxyA.GetVertex(cache.indexA[1]);
+         localPointB1 = this.m_proxyB.GetVertex(cache.indexB[0]);
+         localPointB2 = this.m_proxyB.GetVertex(cache.indexB[1]);
+         var pA = b2Math.MulX(transformA, localPointA);
+         var dA = b2Math.MulMV(transformA.R, b2Math.SubtractVV(localPointA2, localPointA1));
+         var pB = b2Math.MulX(transformB, localPointB);
+         var dB = b2Math.MulMV(transformB.R, b2Math.SubtractVV(localPointB2, localPointB1));
+         var a = dA.x * dA.x + dA.y * dA.y;
+         var e = dB.x * dB.x + dB.y * dB.y;
+         var r = b2Math.SubtractVV(dB, dA);
+         var c = dA.x * r.x + dA.y * r.y;
+         var f = dB.x * r.x + dB.y * r.y;
+         var b = dA.x * dB.x + dA.y * dB.y;
+         var denom = a * e - b * b;
+         s = 0.0;
+         if (denom != 0.0) {
+            s = b2Math.Clamp((b * f - c * e) / denom, 0.0, 1.0);
+         }
+         var t = (b * s + f) / e;
+         if (t < 0.0) {
+            t = 0.0;
+            s = b2Math.Clamp((b - c) / a, 0.0, 1.0);
+         }
+         localPointA = new b2Vec2();
+         localPointA.x = localPointA1.x + s * (localPointA2.x - localPointA1.x);
+         localPointA.y = localPointA1.y + s * (localPointA2.y - localPointA1.y);
+         localPointB = new b2Vec2();
+         localPointB.x = localPointB1.x + s * (localPointB2.x - localPointB1.x);
+         localPointB.y = localPointB1.y + s * (localPointB2.y - localPointB1.y);
+         if (s == 0.0 || s == 1.0) {
+            this.m_type = b2SeparationFunction.e_faceB;
+            this.m_axis = b2Math.CrossVF(b2Math.SubtractVV(localPointB2, localPointB1), 1.0);
+            this.m_axis.Normalize();
+            this.m_localPoint = localPointB;
+            tVec = this.m_axis;
+            tMat = transformB.R;
+            normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+            normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+            tVec = this.m_localPoint;
+            tMat = transformB.R;
+            pointBX = transformB.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+            pointBY = transformB.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+            tVec = localPointA;
+            tMat = transformA.R;
+            pointAX = transformA.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+            pointAY = transformA.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+            sgn = (pointAX - pointBX) * normalX + (pointAY - pointBY) * normalY;
+            if (s < 0.0) {
+               this.m_axis.NegativeSelf();
+            }
+         }
+         else {
+            this.m_type = b2SeparationFunction.e_faceA;
+            this.m_axis = b2Math.CrossVF(b2Math.SubtractVV(localPointA2, localPointA1), 1.0);
+            this.m_localPoint = localPointA;
+            tVec = this.m_axis;
+            tMat = transformA.R;
+            normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+            normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+            tVec = this.m_localPoint;
+            tMat = transformA.R;
+            pointAX = transformA.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+            pointAY = transformA.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+            tVec = localPointB;
+            tMat = transformB.R;
+            pointBX = transformB.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+            pointBY = transformB.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+            sgn = (pointBX - pointAX) * normalX + (pointBY - pointAY) * normalY;
+            if (s < 0.0) {
+               this.m_axis.NegativeSelf();
+            }
+         }
+      }
+   }
+   b2SeparationFunction.prototype.Evaluate = function (transformA, transformB) {
+      var axisA;
+      var axisB;
+      var localPointA;
+      var localPointB;
+      var pointA;
+      var pointB;
+      var seperation = 0;
+      var normal;
+      switch (this.m_type) {
+      case b2SeparationFunction.e_points:
+         {
+            axisA = b2Math.MulTMV(transformA.R, this.m_axis);
+            axisB = b2Math.MulTMV(transformB.R, this.m_axis.GetNegative());
+            localPointA = this.m_proxyA.GetSupportVertex(axisA);
+            localPointB = this.m_proxyB.GetSupportVertex(axisB);
+            pointA = b2Math.MulX(transformA, localPointA);
+            pointB = b2Math.MulX(transformB, localPointB);
+            seperation = (pointB.x - pointA.x) * this.m_axis.x + (pointB.y - pointA.y) * this.m_axis.y;
+            return seperation;
+         }
+      case b2SeparationFunction.e_faceA:
+         {
+            normal = b2Math.MulMV(transformA.R, this.m_axis);
+            pointA = b2Math.MulX(transformA, this.m_localPoint);
+            axisB = b2Math.MulTMV(transformB.R, normal.GetNegative());
+            localPointB = this.m_proxyB.GetSupportVertex(axisB);
+            pointB = b2Math.MulX(transformB, localPointB);
+            seperation = (pointB.x - pointA.x) * normal.x + (pointB.y - pointA.y) * normal.y;
+            return seperation;
+         }
+      case b2SeparationFunction.e_faceB:
+         {
+            normal = b2Math.MulMV(transformB.R, this.m_axis);
+            pointB = b2Math.MulX(transformB, this.m_localPoint);
+            axisA = b2Math.MulTMV(transformA.R, normal.GetNegative());
+            localPointA = this.m_proxyA.GetSupportVertex(axisA);
+            pointA = b2Math.MulX(transformA, localPointA);
+            seperation = (pointA.x - pointB.x) * normal.x + (pointA.y - pointB.y) * normal.y;
+            return seperation;
+         }
+      default:
+         b2Settings.b2Assert(false);
+         return 0.0;
+      }
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Collision.b2SeparationFunction.e_points = 0x01;
+      Box2D.Collision.b2SeparationFunction.e_faceA = 0x02;
+      Box2D.Collision.b2SeparationFunction.e_faceB = 0x04;
+   });
+   b2Simplex.b2Simplex = function () {
+      this.m_v1 = new b2SimplexVertex();
+      this.m_v2 = new b2SimplexVertex();
+      this.m_v3 = new b2SimplexVertex();
+      this.m_vertices = new Vector(3);
+   };
+   b2Simplex.prototype.b2Simplex = function () {
+      this.m_vertices[0] = this.m_v1;
+      this.m_vertices[1] = this.m_v2;
+      this.m_vertices[2] = this.m_v3;
+   }
+   b2Simplex.prototype.ReadCache = function (cache, proxyA, transformA, proxyB, transformB) {
+      b2Settings.b2Assert(0 <= cache.count && cache.count <= 3);
+      var wALocal;
+      var wBLocal;
+      this.m_count = cache.count;
+      var vertices = this.m_vertices;
+      for (var i = 0; i < this.m_count; i++) {
+         var v = vertices[i];
+         v.indexA = cache.indexA[i];
+         v.indexB = cache.indexB[i];
+         wALocal = proxyA.GetVertex(v.indexA);
+         wBLocal = proxyB.GetVertex(v.indexB);
+         v.wA = b2Math.MulX(transformA, wALocal);
+         v.wB = b2Math.MulX(transformB, wBLocal);
+         v.w = b2Math.SubtractVV(v.wB, v.wA);
+         v.a = 0;
+      }
+      if (this.m_count > 1) {
+         var metric1 = cache.metric;
+         var metric2 = this.GetMetric();
+         if (metric2 < .5 * metric1 || 2.0 * metric1 < metric2 || metric2 < Number.MIN_VALUE) {
+            this.m_count = 0;
+         }
+      }
+      if (this.m_count == 0) {
+         v = vertices[0];
+         v.indexA = 0;
+         v.indexB = 0;
+         wALocal = proxyA.GetVertex(0);
+         wBLocal = proxyB.GetVertex(0);
+         v.wA = b2Math.MulX(transformA, wALocal);
+         v.wB = b2Math.MulX(transformB, wBLocal);
+         v.w = b2Math.SubtractVV(v.wB, v.wA);
+         this.m_count = 1;
+      }
+   }
+   b2Simplex.prototype.WriteCache = function (cache) {
+      cache.metric = this.GetMetric();
+      cache.count = Box2D.parseUInt(this.m_count);
+      var vertices = this.m_vertices;
+      for (var i = 0; i < this.m_count; i++) {
+         cache.indexA[i] = Box2D.parseUInt(vertices[i].indexA);
+         cache.indexB[i] = Box2D.parseUInt(vertices[i].indexB);
+      }
+   }
+   b2Simplex.prototype.GetSearchDirection = function () {
+      switch (this.m_count) {
+      case 1:
+         return this.m_v1.w.GetNegative();
+      case 2:
+         {
+            var e12 = b2Math.SubtractVV(this.m_v2.w, this.m_v1.w);
+            var sgn = b2Math.CrossVV(e12, this.m_v1.w.GetNegative());
+            if (sgn > 0.0) {
+               return b2Math.CrossFV(1.0, e12);
+            }
+            else {
+               return b2Math.CrossVF(e12, 1.0);
+            }
+         }
+      default:
+         b2Settings.b2Assert(false);
+         return new b2Vec2();
+      }
+   }
+   b2Simplex.prototype.GetClosestPoint = function () {
+      switch (this.m_count) {
+      case 0:
+         b2Settings.b2Assert(false);
+         return new b2Vec2();
+      case 1:
+         return this.m_v1.w;
+      case 2:
+         return new b2Vec2(this.m_v1.a * this.m_v1.w.x + this.m_v2.a * this.m_v2.w.x, this.m_v1.a * this.m_v1.w.y + this.m_v2.a * this.m_v2.w.y);
+      default:
+         b2Settings.b2Assert(false);
+         return new b2Vec2();
+      }
+   }
+   b2Simplex.prototype.GetWitnessPoints = function (pA, pB) {
+      switch (this.m_count) {
+      case 0:
+         b2Settings.b2Assert(false);
+         break;
+      case 1:
+         pA.SetV(this.m_v1.wA);
+         pB.SetV(this.m_v1.wB);
+         break;
+      case 2:
+         pA.x = this.m_v1.a * this.m_v1.wA.x + this.m_v2.a * this.m_v2.wA.x;
+         pA.y = this.m_v1.a * this.m_v1.wA.y + this.m_v2.a * this.m_v2.wA.y;
+         pB.x = this.m_v1.a * this.m_v1.wB.x + this.m_v2.a * this.m_v2.wB.x;
+         pB.y = this.m_v1.a * this.m_v1.wB.y + this.m_v2.a * this.m_v2.wB.y;
+         break;
+      case 3:
+         pB.x = pA.x = this.m_v1.a * this.m_v1.wA.x + this.m_v2.a * this.m_v2.wA.x + this.m_v3.a * this.m_v3.wA.x;
+         pB.y = pA.y = this.m_v1.a * this.m_v1.wA.y + this.m_v2.a * this.m_v2.wA.y + this.m_v3.a * this.m_v3.wA.y;
+         break;
+      default:
+         b2Settings.b2Assert(false);
+         break;
+      }
+   }
+   b2Simplex.prototype.GetMetric = function () {
+      switch (this.m_count) {
+      case 0:
+         b2Settings.b2Assert(false);
+         return 0.0;
+      case 1:
+         return 0.0;
+      case 2:
+         return b2Math.SubtractVV(this.m_v1.w, this.m_v2.w).Length();
+      case 3:
+         return b2Math.CrossVV(b2Math.SubtractVV(this.m_v2.w, this.m_v1.w), b2Math.SubtractVV(this.m_v3.w, this.m_v1.w));
+      default:
+         b2Settings.b2Assert(false);
+         return 0.0;
+      }
+   }
+   b2Simplex.prototype.Solve2 = function () {
+      var w1 = this.m_v1.w;
+      var w2 = this.m_v2.w;
+      var e12 = b2Math.SubtractVV(w2, w1);
+      var d12_2 = (-(w1.x * e12.x + w1.y * e12.y));
+      if (d12_2 <= 0.0) {
+         this.m_v1.a = 1.0;
+         this.m_count = 1;
+         return;
+      }
+      var d12_1 = (w2.x * e12.x + w2.y * e12.y);
+      if (d12_1 <= 0.0) {
+         this.m_v2.a = 1.0;
+         this.m_count = 1;
+         this.m_v1.Set(this.m_v2);
+         return;
+      }
+      var inv_d12 = 1.0 / (d12_1 + d12_2);
+      this.m_v1.a = d12_1 * inv_d12;
+      this.m_v2.a = d12_2 * inv_d12;
+      this.m_count = 2;
+   }
+   b2Simplex.prototype.Solve3 = function () {
+      var w1 = this.m_v1.w;
+      var w2 = this.m_v2.w;
+      var w3 = this.m_v3.w;
+      var e12 = b2Math.SubtractVV(w2, w1);
+      var w1e12 = b2Math.Dot(w1, e12);
+      var w2e12 = b2Math.Dot(w2, e12);
+      var d12_1 = w2e12;
+      var d12_2 = (-w1e12);
+      var e13 = b2Math.SubtractVV(w3, w1);
+      var w1e13 = b2Math.Dot(w1, e13);
+      var w3e13 = b2Math.Dot(w3, e13);
+      var d13_1 = w3e13;
+      var d13_2 = (-w1e13);
+      var e23 = b2Math.SubtractVV(w3, w2);
+      var w2e23 = b2Math.Dot(w2, e23);
+      var w3e23 = b2Math.Dot(w3, e23);
+      var d23_1 = w3e23;
+      var d23_2 = (-w2e23);
+      var n123 = b2Math.CrossVV(e12, e13);
+      var d123_1 = n123 * b2Math.CrossVV(w2, w3);
+      var d123_2 = n123 * b2Math.CrossVV(w3, w1);
+      var d123_3 = n123 * b2Math.CrossVV(w1, w2);
+      if (d12_2 <= 0.0 && d13_2 <= 0.0) {
+         this.m_v1.a = 1.0;
+         this.m_count = 1;
+         return;
+      }
+      if (d12_1 > 0.0 && d12_2 > 0.0 && d123_3 <= 0.0) {
+         var inv_d12 = 1.0 / (d12_1 + d12_2);
+         this.m_v1.a = d12_1 * inv_d12;
+         this.m_v2.a = d12_2 * inv_d12;
+         this.m_count = 2;
+         return;
+      }
+      if (d13_1 > 0.0 && d13_2 > 0.0 && d123_2 <= 0.0) {
+         var inv_d13 = 1.0 / (d13_1 + d13_2);
+         this.m_v1.a = d13_1 * inv_d13;
+         this.m_v3.a = d13_2 * inv_d13;
+         this.m_count = 2;
+         this.m_v2.Set(this.m_v3);
+         return;
+      }
+      if (d12_1 <= 0.0 && d23_2 <= 0.0) {
+         this.m_v2.a = 1.0;
+         this.m_count = 1;
+         this.m_v1.Set(this.m_v2);
+         return;
+      }
+      if (d13_1 <= 0.0 && d23_1 <= 0.0) {
+         this.m_v3.a = 1.0;
+         this.m_count = 1;
+         this.m_v1.Set(this.m_v3);
+         return;
+      }
+      if (d23_1 > 0.0 && d23_2 > 0.0 && d123_1 <= 0.0) {
+         var inv_d23 = 1.0 / (d23_1 + d23_2);
+         this.m_v2.a = d23_1 * inv_d23;
+         this.m_v3.a = d23_2 * inv_d23;
+         this.m_count = 2;
+         this.m_v1.Set(this.m_v3);
+         return;
+      }
+      var inv_d123 = 1.0 / (d123_1 + d123_2 + d123_3);
+      this.m_v1.a = d123_1 * inv_d123;
+      this.m_v2.a = d123_2 * inv_d123;
+      this.m_v3.a = d123_3 * inv_d123;
+      this.m_count = 3;
+   }
+   b2SimplexCache.b2SimplexCache = function () {
+      this.indexA = new Vector_a2j_Number(3);
+      this.indexB = new Vector_a2j_Number(3);
+   };
+   b2SimplexVertex.b2SimplexVertex = function () {};
+   b2SimplexVertex.prototype.Set = function (other) {
+      this.wA.SetV(other.wA);
+      this.wB.SetV(other.wB);
+      this.w.SetV(other.w);
+      this.a = other.a;
+      this.indexA = other.indexA;
+      this.indexB = other.indexB;
+   }
+   b2TimeOfImpact.b2TimeOfImpact = function () {};
+   b2TimeOfImpact.TimeOfImpact = function (input) {
+      ++b2TimeOfImpact.b2_toiCalls;
+      var proxyA = input.proxyA;
+      var proxyB = input.proxyB;
+      var sweepA = input.sweepA;
+      var sweepB = input.sweepB;
+      b2Settings.b2Assert(sweepA.t0 == sweepB.t0);
+      b2Settings.b2Assert(1.0 - sweepA.t0 > Number.MIN_VALUE);
+      var radius = proxyA.m_radius + proxyB.m_radius;
+      var tolerance = input.tolerance;
+      var alpha = 0.0;
+      var k_maxIterations = 1000;
+      var iter = 0;
+      var target = 0.0;
+      b2TimeOfImpact.s_cache.count = 0;
+      b2TimeOfImpact.s_distanceInput.useRadii = false;
+      for (;;) {
+         sweepA.GetTransform(b2TimeOfImpact.s_xfA, alpha);
+         sweepB.GetTransform(b2TimeOfImpact.s_xfB, alpha);
+         b2TimeOfImpact.s_distanceInput.proxyA = proxyA;
+         b2TimeOfImpact.s_distanceInput.proxyB = proxyB;
+         b2TimeOfImpact.s_distanceInput.transformA = b2TimeOfImpact.s_xfA;
+         b2TimeOfImpact.s_distanceInput.transformB = b2TimeOfImpact.s_xfB;
+         b2Distance.Distance(b2TimeOfImpact.s_distanceOutput, b2TimeOfImpact.s_cache, b2TimeOfImpact.s_distanceInput);
+         if (b2TimeOfImpact.s_distanceOutput.distance <= 0.0) {
+            alpha = 1.0;
+            break;
+         }
+         b2TimeOfImpact.s_fcn.Initialize(b2TimeOfImpact.s_cache, proxyA, b2TimeOfImpact.s_xfA, proxyB, b2TimeOfImpact.s_xfB);
+         var separation = b2TimeOfImpact.s_fcn.Evaluate(b2TimeOfImpact.s_xfA, b2TimeOfImpact.s_xfB);
+         if (separation <= 0.0) {
+            alpha = 1.0;
+            break;
+         }
+         if (iter == 0) {
+            if (separation > radius) {
+               target = b2Math.Max(radius - tolerance, 0.75 * radius);
+            }
+            else {
+               target = b2Math.Max(separation - tolerance, 0.02 * radius);
+            }
+         }
+         if (separation - target < 0.5 * tolerance) {
+            if (iter == 0) {
+               alpha = 1.0;
+               break;
+            }
+            break;
+         }
+         var newAlpha = alpha; {
+            var x1 = alpha;
+            var x2 = 1.0;
+            var f1 = separation;
+            sweepA.GetTransform(b2TimeOfImpact.s_xfA, x2);
+            sweepB.GetTransform(b2TimeOfImpact.s_xfB, x2);
+            var f2 = b2TimeOfImpact.s_fcn.Evaluate(b2TimeOfImpact.s_xfA, b2TimeOfImpact.s_xfB);
+            if (f2 >= target) {
+               alpha = 1.0;
+               break;
+            }
+            var rootIterCount = 0;
+            for (;;) {
+               var x = 0;
+               if (rootIterCount & 1) {
+                  x = x1 + (target - f1) * (x2 - x1) / (f2 - f1);
+               }
+               else {
+                  x = 0.5 * (x1 + x2);
+               }
+               sweepA.GetTransform(b2TimeOfImpact.s_xfA, x);
+               sweepB.GetTransform(b2TimeOfImpact.s_xfB, x);
+               var f = b2TimeOfImpact.s_fcn.Evaluate(b2TimeOfImpact.s_xfA, b2TimeOfImpact.s_xfB);
+               if (b2Math.Abs(f - target) < 0.025 * tolerance) {
+                  newAlpha = x;
+                  break;
+               }
+               if (f > target) {
+                  x1 = x;
+                  f1 = f;
+               }
+               else {
+                  x2 = x;
+                  f2 = f;
+               }++rootIterCount;
+               ++b2TimeOfImpact.b2_toiRootIters;
+               if (rootIterCount == 50) {
+                  break;
+               }
+            }
+            b2TimeOfImpact.b2_toiMaxRootIters = b2Math.Max(b2TimeOfImpact.b2_toiMaxRootIters, rootIterCount);
+         }
+         if (newAlpha < (1.0 + 100.0 * Number.MIN_VALUE) * alpha) {
+            break;
+         }
+         alpha = newAlpha;
+         iter++;
+         ++b2TimeOfImpact.b2_toiIters;
+         if (iter == k_maxIterations) {
+            break;
+         }
+      }
+      b2TimeOfImpact.b2_toiMaxIters = b2Math.Max(b2TimeOfImpact.b2_toiMaxIters, iter);
+      return alpha;
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Collision.b2TimeOfImpact.b2_toiCalls = 0;
+      Box2D.Collision.b2TimeOfImpact.b2_toiIters = 0;
+      Box2D.Collision.b2TimeOfImpact.b2_toiMaxIters = 0;
+      Box2D.Collision.b2TimeOfImpact.b2_toiRootIters = 0;
+      Box2D.Collision.b2TimeOfImpact.b2_toiMaxRootIters = 0;
+      Box2D.Collision.b2TimeOfImpact.s_cache = new b2SimplexCache();
+      Box2D.Collision.b2TimeOfImpact.s_distanceInput = new b2DistanceInput();
+      Box2D.Collision.b2TimeOfImpact.s_xfA = new b2Transform();
+      Box2D.Collision.b2TimeOfImpact.s_xfB = new b2Transform();
+      Box2D.Collision.b2TimeOfImpact.s_fcn = new b2SeparationFunction();
+      Box2D.Collision.b2TimeOfImpact.s_distanceOutput = new b2DistanceOutput();
+   });
+   b2TOIInput.b2TOIInput = function () {
+      this.proxyA = new b2DistanceProxy();
+      this.proxyB = new b2DistanceProxy();
+      this.sweepA = new b2Sweep();
+      this.sweepB = new b2Sweep();
+   };
+   b2WorldManifold.b2WorldManifold = function () {
+      this.m_normal = new b2Vec2();
+   };
+   b2WorldManifold.prototype.b2WorldManifold = function () {
+      this.m_points = new Vector(b2Settings.b2_maxManifoldPoints);
+      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
+         this.m_points[i] = new b2Vec2();
+      }
+   }
+   b2WorldManifold.prototype.Initialize = function (manifold, xfA, radiusA, xfB, radiusB) {
+      if (radiusA === undefined) radiusA = 0;
+      if (radiusB === undefined) radiusB = 0;
+      if (manifold.m_pointCount == 0) {
+         return;
+      }
+      var i = 0;
+      var tVec;
+      var tMat;
+      var normalX = 0;
+      var normalY = 0;
+      var planePointX = 0;
+      var planePointY = 0;
+      var clipPointX = 0;
+      var clipPointY = 0;
+      switch (manifold.m_type) {
+      case b2Manifold.e_circles:
+         {
+            tMat = xfA.R;
+            tVec = manifold.m_localPoint;
+            var pointAX = xfA.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+            var pointAY = xfA.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+            tMat = xfB.R;
+            tVec = manifold.m_points[0].m_localPoint;
+            var pointBX = xfB.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+            var pointBY = xfB.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+            var dX = pointBX - pointAX;
+            var dY = pointBY - pointAY;
+            var d2 = dX * dX + dY * dY;
+            if (d2 > Number.MIN_VALUE * Number.MIN_VALUE) {
+               var d = Math.sqrt(d2);
+               this.m_normal.x = dX / d;
+               this.m_normal.y = dY / d;
+            }
+            else {
+               this.m_normal.x = 1;
+               this.m_normal.y = 0;
+            }
+            var cAX = pointAX + radiusA * this.m_normal.x;
+            var cAY = pointAY + radiusA * this.m_normal.y;
+            var cBX = pointBX - radiusB * this.m_normal.x;
+            var cBY = pointBY - radiusB * this.m_normal.y;
+            this.m_points[0].x = 0.5 * (cAX + cBX);
+            this.m_points[0].y = 0.5 * (cAY + cBY);
+         }
+         break;
+      case b2Manifold.e_faceA:
+         {
+            tMat = xfA.R;
+            tVec = manifold.m_localPlaneNormal;
+            normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+            normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+            tMat = xfA.R;
+            tVec = manifold.m_localPoint;
+            planePointX = xfA.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+            planePointY = xfA.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+            this.m_normal.x = normalX;
+            this.m_normal.y = normalY;
+            for (i = 0;
+            i < manifold.m_pointCount; i++) {
+               tMat = xfB.R;
+               tVec = manifold.m_points[i].m_localPoint;
+               clipPointX = xfB.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+               clipPointY = xfB.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+               this.m_points[i].x = clipPointX + 0.5 * (radiusA - (clipPointX - planePointX) * normalX - (clipPointY - planePointY) * normalY - radiusB) * normalX;
+               this.m_points[i].y = clipPointY + 0.5 * (radiusA - (clipPointX - planePointX) * normalX - (clipPointY - planePointY) * normalY - radiusB) * normalY;
+            }
+         }
+         break;
+      case b2Manifold.e_faceB:
+         {
+            tMat = xfB.R;
+            tVec = manifold.m_localPlaneNormal;
+            normalX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+            normalY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+            tMat = xfB.R;
+            tVec = manifold.m_localPoint;
+            planePointX = xfB.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+            planePointY = xfB.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+            this.m_normal.x = (-normalX);
+            this.m_normal.y = (-normalY);
+            for (i = 0;
+            i < manifold.m_pointCount; i++) {
+               tMat = xfA.R;
+               tVec = manifold.m_points[i].m_localPoint;
+               clipPointX = xfA.position.x + tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+               clipPointY = xfA.position.y + tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+               this.m_points[i].x = clipPointX + 0.5 * (radiusB - (clipPointX - planePointX) * normalX - (clipPointY - planePointY) * normalY - radiusA) * normalX;
+               this.m_points[i].y = clipPointY + 0.5 * (radiusB - (clipPointX - planePointX) * normalX - (clipPointY - planePointY) * normalY - radiusA) * normalY;
+            }
+         }
+         break;
+      }
+   }
+   ClipVertex.ClipVertex = function () {
+      this.v = new b2Vec2();
+      this.id = new b2ContactID();
+   };
+   ClipVertex.prototype.Set = function (other) {
+      this.v.SetV(other.v);
+      this.id.Set(other.id);
+   }
+   Features.Features = function () {};
+   Object.defineProperty(Features.prototype, 'referenceEdge', {
+      enumerable: false,
+      configurable: true,
+      get: function () {
+         return this._referenceEdge;
+      }
+   });
+   Object.defineProperty(Features.prototype, 'referenceEdge', {
+      enumerable: false,
+      configurable: true,
+      set: function (value) {
+         if (value === undefined) value = 0;
+         this._referenceEdge = value;
+         this._m_id._key = (this._m_id._key & 0xffffff00) | (this._referenceEdge & 0x000000ff);
+      }
+   });
+   Object.defineProperty(Features.prototype, 'incidentEdge', {
+      enumerable: false,
+      configurable: true,
+      get: function () {
+         return this._incidentEdge;
+      }
+   });
+   Object.defineProperty(Features.prototype, 'incidentEdge', {
+      enumerable: false,
+      configurable: true,
+      set: function (value) {
+         if (value === undefined) value = 0;
+         this._incidentEdge = value;
+         this._m_id._key = (this._m_id._key & 0xffff00ff) | ((this._incidentEdge << 8) & 0x0000ff00);
+      }
+   });
+   Object.defineProperty(Features.prototype, 'incidentVertex', {
+      enumerable: false,
+      configurable: true,
+      get: function () {
+         return this._incidentVertex;
+      }
+   });
+   Object.defineProperty(Features.prototype, 'incidentVertex', {
+      enumerable: false,
+      configurable: true,
+      set: function (value) {
+         if (value === undefined) value = 0;
+         this._incidentVertex = value;
+         this._m_id._key = (this._m_id._key & 0xff00ffff) | ((this._incidentVertex << 16) & 0x00ff0000);
+      }
+   });
+   Object.defineProperty(Features.prototype, 'flip', {
+      enumerable: false,
+      configurable: true,
+      get: function () {
+         return this._flip;
+      }
+   });
+   Object.defineProperty(Features.prototype, 'flip', {
+      enumerable: false,
+      configurable: true,
+      set: function (value) {
+         if (value === undefined) value = 0;
+         this._flip = value;
+         this._m_id._key = (this._m_id._key & 0x00ffffff) | ((this._flip << 24) & 0xff000000);
+      }
+   });
+})();
+(function () {
+   var b2Color = Box2D.Common.b2Color,
+      b2internal = Box2D.Common.b2internal,
+      b2Settings = Box2D.Common.b2Settings,
+      b2CircleShape = Box2D.Collision.Shapes.b2CircleShape,
+      b2EdgeChainDef = Box2D.Collision.Shapes.b2EdgeChainDef,
+      b2EdgeShape = Box2D.Collision.Shapes.b2EdgeShape,
+      b2MassData = Box2D.Collision.Shapes.b2MassData,
+      b2PolygonShape = Box2D.Collision.Shapes.b2PolygonShape,
+      b2Shape = Box2D.Collision.Shapes.b2Shape,
+      b2Mat22 = Box2D.Common.Math.b2Mat22,
+      b2Mat33 = Box2D.Common.Math.b2Mat33,
+      b2Math = Box2D.Common.Math.b2Math,
+      b2Sweep = Box2D.Common.Math.b2Sweep,
+      b2Transform = Box2D.Common.Math.b2Transform,
+      b2Vec2 = Box2D.Common.Math.b2Vec2,
+      b2Vec3 = Box2D.Common.Math.b2Vec3,
+      b2Body = Box2D.Dynamics.b2Body,
+      b2BodyDef = Box2D.Dynamics.b2BodyDef,
+      b2ContactFilter = Box2D.Dynamics.b2ContactFilter,
+      b2ContactImpulse = Box2D.Dynamics.b2ContactImpulse,
+      b2ContactListener = Box2D.Dynamics.b2ContactListener,
+      b2ContactManager = Box2D.Dynamics.b2ContactManager,
+      b2DebugDraw = Box2D.Dynamics.b2DebugDraw,
+      b2DestructionListener = Box2D.Dynamics.b2DestructionListener,
+      b2FilterData = Box2D.Dynamics.b2FilterData,
+      b2Fixture = Box2D.Dynamics.b2Fixture,
+      b2FixtureDef = Box2D.Dynamics.b2FixtureDef,
+      b2Island = Box2D.Dynamics.b2Island,
+      b2TimeStep = Box2D.Dynamics.b2TimeStep,
+      b2World = Box2D.Dynamics.b2World,
+      b2AABB = Box2D.Collision.b2AABB,
+      b2Bound = Box2D.Collision.b2Bound,
+      b2BoundValues = Box2D.Collision.b2BoundValues,
+      b2Collision = Box2D.Collision.b2Collision,
+      b2ContactID = Box2D.Collision.b2ContactID,
+      b2ContactPoint = Box2D.Collision.b2ContactPoint,
+      b2Distance = Box2D.Collision.b2Distance,
+      b2DistanceInput = Box2D.Collision.b2DistanceInput,
+      b2DistanceOutput = Box2D.Collision.b2DistanceOutput,
+      b2DistanceProxy = Box2D.Collision.b2DistanceProxy,
+      b2DynamicTree = Box2D.Collision.b2DynamicTree,
+      b2DynamicTreeBroadPhase = Box2D.Collision.b2DynamicTreeBroadPhase,
+      b2DynamicTreeNode = Box2D.Collision.b2DynamicTreeNode,
+      b2DynamicTreePair = Box2D.Collision.b2DynamicTreePair,
+      b2Manifold = Box2D.Collision.b2Manifold,
+      b2ManifoldPoint = Box2D.Collision.b2ManifoldPoint,
+      b2Point = Box2D.Collision.b2Point,
+      b2RayCastInput = Box2D.Collision.b2RayCastInput,
+      b2RayCastOutput = Box2D.Collision.b2RayCastOutput,
+      b2Segment = Box2D.Collision.b2Segment,
+      b2SeparationFunction = Box2D.Collision.b2SeparationFunction,
+      b2Simplex = Box2D.Collision.b2Simplex,
+      b2SimplexCache = Box2D.Collision.b2SimplexCache,
+      b2SimplexVertex = Box2D.Collision.b2SimplexVertex,
+      b2TimeOfImpact = Box2D.Collision.b2TimeOfImpact,
+      b2TOIInput = Box2D.Collision.b2TOIInput,
+      b2WorldManifold = Box2D.Collision.b2WorldManifold,
+      ClipVertex = Box2D.Collision.ClipVertex,
+      Features = Box2D.Collision.Features,
+      IBroadPhase = Box2D.Collision.IBroadPhase;
+
+   Box2D.inherit(b2CircleShape, Box2D.Collision.Shapes.b2Shape);
+   b2CircleShape.prototype.__super = Box2D.Collision.Shapes.b2Shape.prototype;
+   b2CircleShape.b2CircleShape = function () {
+      Box2D.Collision.Shapes.b2Shape.b2Shape.apply(this, arguments);
+      this.m_p = new b2Vec2();
+   };
+   b2CircleShape.prototype.Copy = function () {
+      var s = new b2CircleShape();
+      s.Set(this);
+      return s;
+   }
+   b2CircleShape.prototype.Set = function (other) {
+      this.__super.Set.call(this, other);
+      if (Box2D.is(other, b2CircleShape)) {
+         var other2 = (other instanceof b2CircleShape ? other : null);
+         this.m_p.SetV(other2.m_p);
+      }
+   }
+   b2CircleShape.prototype.TestPoint = function (transform, p) {
+      var tMat = transform.R;
+      var dX = transform.position.x + (tMat.col1.x * this.m_p.x + tMat.col2.x * this.m_p.y);
+      var dY = transform.position.y + (tMat.col1.y * this.m_p.x + tMat.col2.y * this.m_p.y);
+      dX = p.x - dX;
+      dY = p.y - dY;
+      return (dX * dX + dY * dY) <= this.m_radius * this.m_radius;
+   }
+   b2CircleShape.prototype.RayCast = function (output, input, transform) {
+      var tMat = transform.R;
+      var positionX = transform.position.x + (tMat.col1.x * this.m_p.x + tMat.col2.x * this.m_p.y);
+      var positionY = transform.position.y + (tMat.col1.y * this.m_p.x + tMat.col2.y * this.m_p.y);
+      var sX = input.p1.x - positionX;
+      var sY = input.p1.y - positionY;
+      var b = (sX * sX + sY * sY) - this.m_radius * this.m_radius;
+      var rX = input.p2.x - input.p1.x;
+      var rY = input.p2.y - input.p1.y;
+      var c = (sX * rX + sY * rY);
+      var rr = (rX * rX + rY * rY);
+      var sigma = c * c - rr * b;
+      if (sigma < 0.0 || rr < Number.MIN_VALUE) {
+         return false;
+      }
+      var a = (-(c + Math.sqrt(sigma)));
+      if (0.0 <= a && a <= input.maxFraction * rr) {
+         a /= rr;
+         output.fraction = a;
+         output.normal.x = sX + a * rX;
+         output.normal.y = sY + a * rY;
+         output.normal.Normalize();
+         return true;
+      }
+      return false;
+   }
+   b2CircleShape.prototype.ComputeAABB = function (aabb, transform) {
+      var tMat = transform.R;
+      var pX = transform.position.x + (tMat.col1.x * this.m_p.x + tMat.col2.x * this.m_p.y);
+      var pY = transform.position.y + (tMat.col1.y * this.m_p.x + tMat.col2.y * this.m_p.y);
+      aabb.lowerBound.Set(pX - this.m_radius, pY - this.m_radius);
+      aabb.upperBound.Set(pX + this.m_radius, pY + this.m_radius);
+   }
+   b2CircleShape.prototype.ComputeMass = function (massData, density) {
+      if (density === undefined) density = 0;
+      massData.mass = density * b2Settings.b2_pi * this.m_radius * this.m_radius;
+      massData.center.SetV(this.m_p);
+      massData.I = massData.mass * (0.5 * this.m_radius * this.m_radius + (this.m_p.x * this.m_p.x + this.m_p.y * this.m_p.y));
+   }
+   b2CircleShape.prototype.ComputeSubmergedArea = function (normal, offset, xf, c) {
+      if (offset === undefined) offset = 0;
+      var p = b2Math.MulX(xf, this.m_p);
+      var l = (-(b2Math.Dot(normal, p) - offset));
+      if (l < (-this.m_radius) + Number.MIN_VALUE) {
+         return 0;
+      }
+      if (l > this.m_radius) {
+         c.SetV(p);
+         return Math.PI * this.m_radius * this.m_radius;
+      }
+      var r2 = this.m_radius * this.m_radius;
+      var l2 = l * l;
+      var area = r2 * (Math.asin(l / this.m_radius) + Math.PI / 2) + l * Math.sqrt(r2 - l2);
+      var com = (-2 / 3 * Math.pow(r2 - l2, 1.5) / area);
+      c.x = p.x + normal.x * com;
+      c.y = p.y + normal.y * com;
+      return area;
+   }
+   b2CircleShape.prototype.GetLocalPosition = function () {
+      return this.m_p;
+   }
+   b2CircleShape.prototype.SetLocalPosition = function (position) {
+      this.m_p.SetV(position);
+   }
+   b2CircleShape.prototype.GetRadius = function () {
+      return this.m_radius;
+   }
+   b2CircleShape.prototype.SetRadius = function (radius) {
+      if (radius === undefined) radius = 0;
+      this.m_radius = radius;
+   }
+   b2CircleShape.prototype.b2CircleShape = function (radius) {
+      if (radius === undefined) radius = 0;
+      this.__super.b2Shape.call(this);
+      this.m_type = b2Shape.e_circleShape;
+      this.m_radius = radius;
+   }
+   b2EdgeChainDef.b2EdgeChainDef = function () {};
+   b2EdgeChainDef.prototype.b2EdgeChainDef = function () {
+      this.vertexCount = 0;
+      this.isALoop = true;
+      this.vertices = [];
+   }
+   Box2D.inherit(b2EdgeShape, Box2D.Collision.Shapes.b2Shape);
+   b2EdgeShape.prototype.__super = Box2D.Collision.Shapes.b2Shape.prototype;
+   b2EdgeShape.b2EdgeShape = function () {
+      Box2D.Collision.Shapes.b2Shape.b2Shape.apply(this, arguments);
+      this.s_supportVec = new b2Vec2();
+      this.m_v1 = new b2Vec2();
+      this.m_v2 = new b2Vec2();
+      this.m_coreV1 = new b2Vec2();
+      this.m_coreV2 = new b2Vec2();
+      this.m_normal = new b2Vec2();
+      this.m_direction = new b2Vec2();
+      this.m_cornerDir1 = new b2Vec2();
+      this.m_cornerDir2 = new b2Vec2();
+   };
+   b2EdgeShape.prototype.TestPoint = function (transform, p) {
+      return false;
+   }
+   b2EdgeShape.prototype.RayCast = function (output, input, transform) {
+      var tMat;
+      var rX = input.p2.x - input.p1.x;
+      var rY = input.p2.y - input.p1.y;
+      tMat = transform.R;
+      var v1X = transform.position.x + (tMat.col1.x * this.m_v1.x + tMat.col2.x * this.m_v1.y);
+      var v1Y = transform.position.y + (tMat.col1.y * this.m_v1.x + tMat.col2.y * this.m_v1.y);
+      var nX = transform.position.y + (tMat.col1.y * this.m_v2.x + tMat.col2.y * this.m_v2.y) - v1Y;
+      var nY = (-(transform.position.x + (tMat.col1.x * this.m_v2.x + tMat.col2.x * this.m_v2.y) - v1X));
+      var k_slop = 100.0 * Number.MIN_VALUE;
+      var denom = (-(rX * nX + rY * nY));
+      if (denom > k_slop) {
+         var bX = input.p1.x - v1X;
+         var bY = input.p1.y - v1Y;
+         var a = (bX * nX + bY * nY);
+         if (0.0 <= a && a <= input.maxFraction * denom) {
+            var mu2 = (-rX * bY) + rY * bX;
+            if ((-k_slop * denom) <= mu2 && mu2 <= denom * (1.0 + k_slop)) {
+               a /= denom;
+               output.fraction = a;
+               var nLen = Math.sqrt(nX * nX + nY * nY);
+               output.normal.x = nX / nLen;
+               output.normal.y = nY / nLen;
+               return true;
+            }
+         }
+      }
+      return false;
+   }
+   b2EdgeShape.prototype.ComputeAABB = function (aabb, transform) {
+      var tMat = transform.R;
+      var v1X = transform.position.x + (tMat.col1.x * this.m_v1.x + tMat.col2.x * this.m_v1.y);
+      var v1Y = transform.position.y + (tMat.col1.y * this.m_v1.x + tMat.col2.y * this.m_v1.y);
+      var v2X = transform.position.x + (tMat.col1.x * this.m_v2.x + tMat.col2.x * this.m_v2.y);
+      var v2Y = transform.position.y + (tMat.col1.y * this.m_v2.x + tMat.col2.y * this.m_v2.y);
+      if (v1X < v2X) {
+         aabb.lowerBound.x = v1X;
+         aabb.upperBound.x = v2X;
+      }
+      else {
+         aabb.lowerBound.x = v2X;
+         aabb.upperBound.x = v1X;
+      }
+      if (v1Y < v2Y) {
+         aabb.lowerBound.y = v1Y;
+         aabb.upperBound.y = v2Y;
+      }
+      else {
+         aabb.lowerBound.y = v2Y;
+         aabb.upperBound.y = v1Y;
+      }
+   }
+   b2EdgeShape.prototype.ComputeMass = function (massData, density) {
+      if (density === undefined) density = 0;
+      massData.mass = 0;
+      massData.center.SetV(this.m_v1);
+      massData.I = 0;
+   }
+   b2EdgeShape.prototype.ComputeSubmergedArea = function (normal, offset, xf, c) {
+      if (offset === undefined) offset = 0;
+      var v0 = new b2Vec2(normal.x * offset, normal.y * offset);
+      var v1 = b2Math.MulX(xf, this.m_v1);
+      var v2 = b2Math.MulX(xf, this.m_v2);
+      var d1 = b2Math.Dot(normal, v1) - offset;
+      var d2 = b2Math.Dot(normal, v2) - offset;
+      if (d1 > 0) {
+         if (d2 > 0) {
+            return 0;
+         }
+         else {
+            v1.x = (-d2 / (d1 - d2) * v1.x) + d1 / (d1 - d2) * v2.x;
+            v1.y = (-d2 / (d1 - d2) * v1.y) + d1 / (d1 - d2) * v2.y;
+         }
+      }
+      else {
+         if (d2 > 0) {
+            v2.x = (-d2 / (d1 - d2) * v1.x) + d1 / (d1 - d2) * v2.x;
+            v2.y = (-d2 / (d1 - d2) * v1.y) + d1 / (d1 - d2) * v2.y;
+         }
+         else {}
+      }
+      c.x = (v0.x + v1.x + v2.x) / 3;
+      c.y = (v0.y + v1.y + v2.y) / 3;
+      return 0.5 * ((v1.x - v0.x) * (v2.y - v0.y) - (v1.y - v0.y) * (v2.x - v0.x));
+   }
+   b2EdgeShape.prototype.GetLength = function () {
+      return this.m_length;
+   }
+   b2EdgeShape.prototype.GetVertex1 = function () {
+      return this.m_v1;
+   }
+   b2EdgeShape.prototype.GetVertex2 = function () {
+      return this.m_v2;
+   }
+   b2EdgeShape.prototype.GetCoreVertex1 = function () {
+      return this.m_coreV1;
+   }
+   b2EdgeShape.prototype.GetCoreVertex2 = function () {
+      return this.m_coreV2;
+   }
+   b2EdgeShape.prototype.GetNormalVector = function () {
+      return this.m_normal;
+   }
+   b2EdgeShape.prototype.GetDirectionVector = function () {
+      return this.m_direction;
+   }
+   b2EdgeShape.prototype.GetCorner1Vector = function () {
+      return this.m_cornerDir1;
+   }
+   b2EdgeShape.prototype.GetCorner2Vector = function () {
+      return this.m_cornerDir2;
+   }
+   b2EdgeShape.prototype.Corner1IsConvex = function () {
+      return this.m_cornerConvex1;
+   }
+   b2EdgeShape.prototype.Corner2IsConvex = function () {
+      return this.m_cornerConvex2;
+   }
+   b2EdgeShape.prototype.GetFirstVertex = function (xf) {
+      var tMat = xf.R;
+      return new b2Vec2(xf.position.x + (tMat.col1.x * this.m_coreV1.x + tMat.col2.x * this.m_coreV1.y), xf.position.y + (tMat.col1.y * this.m_coreV1.x + tMat.col2.y * this.m_coreV1.y));
+   }
+   b2EdgeShape.prototype.GetNextEdge = function () {
+      return this.m_nextEdge;
+   }
+   b2EdgeShape.prototype.GetPrevEdge = function () {
+      return this.m_prevEdge;
+   }
+   b2EdgeShape.prototype.Support = function (xf, dX, dY) {
+      if (dX === undefined) dX = 0;
+      if (dY === undefined) dY = 0;
+      var tMat = xf.R;
+      var v1X = xf.position.x + (tMat.col1.x * this.m_coreV1.x + tMat.col2.x * this.m_coreV1.y);
+      var v1Y = xf.position.y + (tMat.col1.y * this.m_coreV1.x + tMat.col2.y * this.m_coreV1.y);
+      var v2X = xf.position.x + (tMat.col1.x * this.m_coreV2.x + tMat.col2.x * this.m_coreV2.y);
+      var v2Y = xf.position.y + (tMat.col1.y * this.m_coreV2.x + tMat.col2.y * this.m_coreV2.y);
+      if ((v1X * dX + v1Y * dY) > (v2X * dX + v2Y * dY)) {
+         this.s_supportVec.x = v1X;
+         this.s_supportVec.y = v1Y;
+      }
+      else {
+         this.s_supportVec.x = v2X;
+         this.s_supportVec.y = v2Y;
+      }
+      return this.s_supportVec;
+   }
+   b2EdgeShape.prototype.b2EdgeShape = function (v1, v2) {
+      this.__super.b2Shape.call(this);
+      this.m_type = b2Shape.e_edgeShape;
+      this.m_prevEdge = null;
+      this.m_nextEdge = null;
+      this.m_v1 = v1;
+      this.m_v2 = v2;
+      this.m_direction.Set(this.m_v2.x - this.m_v1.x, this.m_v2.y - this.m_v1.y);
+      this.m_length = this.m_direction.Normalize();
+      this.m_normal.Set(this.m_direction.y, (-this.m_direction.x));
+      this.m_coreV1.Set((-b2Settings.b2_toiSlop * (this.m_normal.x - this.m_direction.x)) + this.m_v1.x, (-b2Settings.b2_toiSlop * (this.m_normal.y - this.m_direction.y)) + this.m_v1.y);
+      this.m_coreV2.Set((-b2Settings.b2_toiSlop * (this.m_normal.x + this.m_direction.x)) + this.m_v2.x, (-b2Settings.b2_toiSlop * (this.m_normal.y + this.m_direction.y)) + this.m_v2.y);
+      this.m_cornerDir1 = this.m_normal;
+      this.m_cornerDir2.Set((-this.m_normal.x), (-this.m_normal.y));
+   }
+   b2EdgeShape.prototype.SetPrevEdge = function (edge, core, cornerDir, convex) {
+      this.m_prevEdge = edge;
+      this.m_coreV1 = core;
+      this.m_cornerDir1 = cornerDir;
+      this.m_cornerConvex1 = convex;
+   }
+   b2EdgeShape.prototype.SetNextEdge = function (edge, core, cornerDir, convex) {
+      this.m_nextEdge = edge;
+      this.m_coreV2 = core;
+      this.m_cornerDir2 = cornerDir;
+      this.m_cornerConvex2 = convex;
+   }
+   b2MassData.b2MassData = function () {
+      this.mass = 0.0;
+      this.center = new b2Vec2(0, 0);
+      this.I = 0.0;
+   };
+   Box2D.inherit(b2PolygonShape, Box2D.Collision.Shapes.b2Shape);
+   b2PolygonShape.prototype.__super = Box2D.Collision.Shapes.b2Shape.prototype;
+   b2PolygonShape.b2PolygonShape = function () {
+      Box2D.Collision.Shapes.b2Shape.b2Shape.apply(this, arguments);
+   };
+   b2PolygonShape.prototype.Copy = function () {
+      var s = new b2PolygonShape();
+      s.Set(this);
+      return s;
+   }
+   b2PolygonShape.prototype.Set = function (other) {
+      this.__super.Set.call(this, other);
+      if (Box2D.is(other, b2PolygonShape)) {
+         var other2 = (other instanceof b2PolygonShape ? other : null);
+         this.m_centroid.SetV(other2.m_centroid);
+         this.m_vertexCount = other2.m_vertexCount;
+         this.Reserve(this.m_vertexCount);
+         for (var i = 0; i < this.m_vertexCount; i++) {
+            this.m_vertices[i].SetV(other2.m_vertices[i]);
+            this.m_normals[i].SetV(other2.m_normals[i]);
+         }
+      }
+   }
+   b2PolygonShape.prototype.SetAsArray = function (vertices, vertexCount) {
+      if (vertexCount === undefined) vertexCount = 0;
+      var v = new Vector();
+      var i = 0,
+         tVec;
+      for (i = 0;
+      i < vertices.length; ++i) {
+         tVec = vertices[i];
+         v.push(tVec);
+      }
+      this.SetAsVector(v, vertexCount);
+   }
+   b2PolygonShape.AsArray = function (vertices, vertexCount) {
+      if (vertexCount === undefined) vertexCount = 0;
+      var polygonShape = new b2PolygonShape();
+      polygonShape.SetAsArray(vertices, vertexCount);
+      return polygonShape;
+   }
+   b2PolygonShape.prototype.SetAsVector = function (vertices, vertexCount) {
+      if (vertexCount === undefined) vertexCount = 0;
+      if (vertexCount == 0) vertexCount = vertices.length;
+      b2Settings.b2Assert(2 <= vertexCount);
+      this.m_vertexCount = vertexCount;
+      this.Reserve(vertexCount);
+      var i = 0;
+      for (i = 0;
+      i < this.m_vertexCount; i++) {
+         this.m_vertices[i].SetV(vertices[i]);
+      }
+      for (i = 0;
+      i < this.m_vertexCount; ++i) {
+         var i1 = parseInt(i);
+         var i2 = parseInt(i + 1 < this.m_vertexCount ? i + 1 : 0);
+         var edge = b2Math.SubtractVV(this.m_vertices[i2], this.m_vertices[i1]);
+         b2Settings.b2Assert(edge.LengthSquared() > Number.MIN_VALUE);
+         this.m_normals[i].SetV(b2Math.CrossVF(edge, 1.0));
+         this.m_normals[i].Normalize();
+      }
+      this.m_centroid = b2PolygonShape.ComputeCentroid(this.m_vertices, this.m_vertexCount);
+   }
+   b2PolygonShape.AsVector = function (vertices, vertexCount) {
+      if (vertexCount === undefined) vertexCount = 0;
+      var polygonShape = new b2PolygonShape();
+      polygonShape.SetAsVector(vertices, vertexCount);
+      return polygonShape;
+   }
+   b2PolygonShape.prototype.SetAsBox = function (hx, hy) {
+      if (hx === undefined) hx = 0;
+      if (hy === undefined) hy = 0;
+      this.m_vertexCount = 4;
+      this.Reserve(4);
+      this.m_vertices[0].Set((-hx), (-hy));
+      this.m_vertices[1].Set(hx, (-hy));
+      this.m_vertices[2].Set(hx, hy);
+      this.m_vertices[3].Set((-hx), hy);
+      this.m_normals[0].Set(0.0, (-1.0));
+      this.m_normals[1].Set(1.0, 0.0);
+      this.m_normals[2].Set(0.0, 1.0);
+      this.m_normals[3].Set((-1.0), 0.0);
+      this.m_centroid.SetZero();
+   }
+   b2PolygonShape.AsBox = function (hx, hy) {
+      if (hx === undefined) hx = 0;
+      if (hy === undefined) hy = 0;
+      var polygonShape = new b2PolygonShape();
+      polygonShape.SetAsBox(hx, hy);
+      return polygonShape;
+   }
+   b2PolygonShape.prototype.SetAsOrientedBox = function (hx, hy, center, angle) {
+      if (hx === undefined) hx = 0;
+      if (hy === undefined) hy = 0;
+      if (center === undefined) center = null;
+      if (angle === undefined) angle = 0.0;
+      this.m_vertexCount = 4;
+      this.Reserve(4);
+      this.m_vertices[0].Set((-hx), (-hy));
+      this.m_vertices[1].Set(hx, (-hy));
+      this.m_vertices[2].Set(hx, hy);
+      this.m_vertices[3].Set((-hx), hy);
+      this.m_normals[0].Set(0.0, (-1.0));
+      this.m_normals[1].Set(1.0, 0.0);
+      this.m_normals[2].Set(0.0, 1.0);
+      this.m_normals[3].Set((-1.0), 0.0);
+      this.m_centroid = center;
+      var xf = new b2Transform();
+      xf.position = center;
+      xf.R.Set(angle);
+      for (var i = 0; i < this.m_vertexCount; ++i) {
+         this.m_vertices[i] = b2Math.MulX(xf, this.m_vertices[i]);
+         this.m_normals[i] = b2Math.MulMV(xf.R, this.m_normals[i]);
+      }
+   }
+   b2PolygonShape.AsOrientedBox = function (hx, hy, center, angle) {
+      if (hx === undefined) hx = 0;
+      if (hy === undefined) hy = 0;
+      if (center === undefined) center = null;
+      if (angle === undefined) angle = 0.0;
+      var polygonShape = new b2PolygonShape();
+      polygonShape.SetAsOrientedBox(hx, hy, center, angle);
+      return polygonShape;
+   }
+   b2PolygonShape.prototype.SetAsEdge = function (v1, v2) {
+      this.m_vertexCount = 2;
+      this.Reserve(2);
+      this.m_vertices[0].SetV(v1);
+      this.m_vertices[1].SetV(v2);
+      this.m_centroid.x = 0.5 * (v1.x + v2.x);
+      this.m_centroid.y = 0.5 * (v1.y + v2.y);
+      this.m_normals[0] = b2Math.CrossVF(b2Math.SubtractVV(v2, v1), 1.0);
+      this.m_normals[0].Normalize();
+      this.m_normals[1].x = (-this.m_normals[0].x);
+      this.m_normals[1].y = (-this.m_normals[0].y);
+   }
+   b2PolygonShape.AsEdge = function (v1, v2) {
+      var polygonShape = new b2PolygonShape();
+      polygonShape.SetAsEdge(v1, v2);
+      return polygonShape;
+   }
+   b2PolygonShape.prototype.TestPoint = function (xf, p) {
+      var tVec;
+      var tMat = xf.R;
+      var tX = p.x - xf.position.x;
+      var tY = p.y - xf.position.y;
+      var pLocalX = (tX * tMat.col1.x + tY * tMat.col1.y);
+      var pLocalY = (tX * tMat.col2.x + tY * tMat.col2.y);
+      for (var i = 0; i < this.m_vertexCount; ++i) {
+         tVec = this.m_vertices[i];
+         tX = pLocalX - tVec.x;
+         tY = pLocalY - tVec.y;
+         tVec = this.m_normals[i];
+         var dot = (tVec.x * tX + tVec.y * tY);
+         if (dot > 0.0) {
+            return false;
+         }
+      }
+      return true;
+   }
+   b2PolygonShape.prototype.RayCast = function (output, input, transform) {
+      var lower = 0.0;
+      var upper = input.maxFraction;
+      var tX = 0;
+      var tY = 0;
+      var tMat;
+      var tVec;
+      tX = input.p1.x - transform.position.x;
+      tY = input.p1.y - transform.position.y;
+      tMat = transform.R;
+      var p1X = (tX * tMat.col1.x + tY * tMat.col1.y);
+      var p1Y = (tX * tMat.col2.x + tY * tMat.col2.y);
+      tX = input.p2.x - transform.position.x;
+      tY = input.p2.y - transform.position.y;
+      tMat = transform.R;
+      var p2X = (tX * tMat.col1.x + tY * tMat.col1.y);
+      var p2Y = (tX * tMat.col2.x + tY * tMat.col2.y);
+      var dX = p2X - p1X;
+      var dY = p2Y - p1Y;
+      var index = parseInt((-1));
+      for (var i = 0; i < this.m_vertexCount; ++i) {
+         tVec = this.m_vertices[i];
+         tX = tVec.x - p1X;
+         tY = tVec.y - p1Y;
+         tVec = this.m_normals[i];
+         var numerator = (tVec.x * tX + tVec.y * tY);
+         var denominator = (tVec.x * dX + tVec.y * dY);
+         if (denominator == 0.0) {
+            if (numerator < 0.0) {
+               return false;
+            }
+         }
+         else {
+            if (denominator < 0.0 && numerator < lower * denominator) {
+               lower = numerator / denominator;
+               index = i;
+            }
+            else if (denominator > 0.0 && numerator < upper * denominator) {
+               upper = numerator / denominator;
+            }
+         }
+         if (upper < lower - Number.MIN_VALUE) {
+            return false;
+         }
+      }
+      if (index >= 0) {
+         output.fraction = lower;
+         tMat = transform.R;
+         tVec = this.m_normals[index];
+         output.normal.x = (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+         output.normal.y = (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+         return true;
+      }
+      return false;
+   }
+   b2PolygonShape.prototype.ComputeAABB = function (aabb, xf) {
+      var tMat = xf.R;
+      var tVec = this.m_vertices[0];
+      var lowerX = xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      var lowerY = xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      var upperX = lowerX;
+      var upperY = lowerY;
+      for (var i = 1; i < this.m_vertexCount; ++i) {
+         tVec = this.m_vertices[i];
+         var vX = xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+         var vY = xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+         lowerX = lowerX < vX ? lowerX : vX;
+         lowerY = lowerY < vY ? lowerY : vY;
+         upperX = upperX > vX ? upperX : vX;
+         upperY = upperY > vY ? upperY : vY;
+      }
+      aabb.lowerBound.x = lowerX - this.m_radius;
+      aabb.lowerBound.y = lowerY - this.m_radius;
+      aabb.upperBound.x = upperX + this.m_radius;
+      aabb.upperBound.y = upperY + this.m_radius;
+   }
+   b2PolygonShape.prototype.ComputeMass = function (massData, density) {
+      if (density === undefined) density = 0;
+      if (this.m_vertexCount == 2) {
+         massData.center.x = 0.5 * (this.m_vertices[0].x + this.m_vertices[1].x);
+         massData.center.y = 0.5 * (this.m_vertices[0].y + this.m_vertices[1].y);
+         massData.mass = 0.0;
+         massData.I = 0.0;
+         return;
+      }
+      var centerX = 0.0;
+      var centerY = 0.0;
+      var area = 0.0;
+      var I = 0.0;
+      var p1X = 0.0;
+      var p1Y = 0.0;
+      var k_inv3 = 1.0 / 3.0;
+      for (var i = 0; i < this.m_vertexCount; ++i) {
+         var p2 = this.m_vertices[i];
+         var p3 = i + 1 < this.m_vertexCount ? this.m_vertices[parseInt(i + 1)] : this.m_vertices[0];
+         var e1X = p2.x - p1X;
+         var e1Y = p2.y - p1Y;
+         var e2X = p3.x - p1X;
+         var e2Y = p3.y - p1Y;
+         var D = e1X * e2Y - e1Y * e2X;
+         var triangleArea = 0.5 * D;area += triangleArea;
+         centerX += triangleArea * k_inv3 * (p1X + p2.x + p3.x);
+         centerY += triangleArea * k_inv3 * (p1Y + p2.y + p3.y);
+         var px = p1X;
+         var py = p1Y;
+         var ex1 = e1X;
+         var ey1 = e1Y;
+         var ex2 = e2X;
+         var ey2 = e2Y;
+         var intx2 = k_inv3 * (0.25 * (ex1 * ex1 + ex2 * ex1 + ex2 * ex2) + (px * ex1 + px * ex2)) + 0.5 * px * px;
+         var inty2 = k_inv3 * (0.25 * (ey1 * ey1 + ey2 * ey1 + ey2 * ey2) + (py * ey1 + py * ey2)) + 0.5 * py * py;I += D * (intx2 + inty2);
+      }
+      massData.mass = density * area;
+      centerX *= 1.0 / area;
+      centerY *= 1.0 / area;
+      massData.center.Set(centerX, centerY);
+      massData.I = density * I;
+   }
+   b2PolygonShape.prototype.ComputeSubmergedArea = function (normal, offset, xf, c) {
+      if (offset === undefined) offset = 0;
+      var normalL = b2Math.MulTMV(xf.R, normal);
+      var offsetL = offset - b2Math.Dot(normal, xf.position);
+      var depths = new Vector_a2j_Number();
+      var diveCount = 0;
+      var intoIndex = parseInt((-1));
+      var outoIndex = parseInt((-1));
+      var lastSubmerged = false;
+      var i = 0;
+      for (i = 0;
+      i < this.m_vertexCount; ++i) {
+         depths[i] = b2Math.Dot(normalL, this.m_vertices[i]) - offsetL;
+         var isSubmerged = depths[i] < (-Number.MIN_VALUE);
+         if (i > 0) {
+            if (isSubmerged) {
+               if (!lastSubmerged) {
+                  intoIndex = i - 1;
+                  diveCount++;
+               }
+            }
+            else {
+               if (lastSubmerged) {
+                  outoIndex = i - 1;
+                  diveCount++;
+               }
+            }
+         }
+         lastSubmerged = isSubmerged;
+      }
+      switch (diveCount) {
+      case 0:
+         if (lastSubmerged) {
+            var md = new b2MassData();
+            this.ComputeMass(md, 1);
+            c.SetV(b2Math.MulX(xf, md.center));
+            return md.mass;
+         }
+         else {
+            return 0;
+         }
+         break;
+      case 1:
+         if (intoIndex == (-1)) {
+            intoIndex = this.m_vertexCount - 1;
+         }
+         else {
+            outoIndex = this.m_vertexCount - 1;
+         }
+         break;
+      }
+      var intoIndex2 = parseInt((intoIndex + 1) % this.m_vertexCount);
+      var outoIndex2 = parseInt((outoIndex + 1) % this.m_vertexCount);
+      var intoLamdda = (0 - depths[intoIndex]) / (depths[intoIndex2] - depths[intoIndex]);
+      var outoLamdda = (0 - depths[outoIndex]) / (depths[outoIndex2] - depths[outoIndex]);
+      var intoVec = new b2Vec2(this.m_vertices[intoIndex].x * (1 - intoLamdda) + this.m_vertices[intoIndex2].x * intoLamdda, this.m_vertices[intoIndex].y * (1 - intoLamdda) + this.m_vertices[intoIndex2].y * intoLamdda);
+      var outoVec = new b2Vec2(this.m_vertices[outoIndex].x * (1 - outoLamdda) + this.m_vertices[outoIndex2].x * outoLamdda, this.m_vertices[outoIndex].y * (1 - outoLamdda) + this.m_vertices[outoIndex2].y * outoLamdda);
+      var area = 0;
+      var center = new b2Vec2();
+      var p2 = this.m_vertices[intoIndex2];
+      var p3;
+      i = intoIndex2;
+      while (i != outoIndex2) {
+         i = (i + 1) % this.m_vertexCount;
+         if (i == outoIndex2) p3 = outoVec;
+         else p3 = this.m_vertices[i];
+         var triangleArea = 0.5 * ((p2.x - intoVec.x) * (p3.y - intoVec.y) - (p2.y - intoVec.y) * (p3.x - intoVec.x));
+         area += triangleArea;
+         center.x += triangleArea * (intoVec.x + p2.x + p3.x) / 3;
+         center.y += triangleArea * (intoVec.y + p2.y + p3.y) / 3;
+         p2 = p3;
+      }
+      center.Multiply(1 / area);
+      c.SetV(b2Math.MulX(xf, center));
+      return area;
+   }
+   b2PolygonShape.prototype.GetVertexCount = function () {
+      return this.m_vertexCount;
+   }
+   b2PolygonShape.prototype.GetVertices = function () {
+      return this.m_vertices;
+   }
+   b2PolygonShape.prototype.GetNormals = function () {
+      return this.m_normals;
+   }
+   b2PolygonShape.prototype.GetSupport = function (d) {
+      var bestIndex = 0;
+      var bestValue = this.m_vertices[0].x * d.x + this.m_vertices[0].y * d.y;
+      for (var i = 1; i < this.m_vertexCount; ++i) {
+         var value = this.m_vertices[i].x * d.x + this.m_vertices[i].y * d.y;
+         if (value > bestValue) {
+            bestIndex = i;
+            bestValue = value;
+         }
+      }
+      return bestIndex;
+   }
+   b2PolygonShape.prototype.GetSupportVertex = function (d) {
+      var bestIndex = 0;
+      var bestValue = this.m_vertices[0].x * d.x + this.m_vertices[0].y * d.y;
+      for (var i = 1; i < this.m_vertexCount; ++i) {
+         var value = this.m_vertices[i].x * d.x + this.m_vertices[i].y * d.y;
+         if (value > bestValue) {
+            bestIndex = i;
+            bestValue = value;
+         }
+      }
+      return this.m_vertices[bestIndex];
+   }
+   b2PolygonShape.prototype.Validate = function () {
+      return false;
+   }
+   b2PolygonShape.prototype.b2PolygonShape = function () {
+      this.__super.b2Shape.call(this);
+      this.m_type = b2Shape.e_polygonShape;
+      this.m_centroid = new b2Vec2();
+      this.m_vertices = new Vector();
+      this.m_normals = new Vector();
+   }
+   b2PolygonShape.prototype.Reserve = function (count) {
+      if (count === undefined) count = 0;
+      for (var i = parseInt(this.m_vertices.length); i < count; i++) {
+         this.m_vertices[i] = new b2Vec2();
+         this.m_normals[i] = new b2Vec2();
+      }
+   }
+   b2PolygonShape.ComputeCentroid = function (vs, count) {
+      if (count === undefined) count = 0;
+      var c = new b2Vec2();
+      var area = 0.0;
+      var p1X = 0.0;
+      var p1Y = 0.0;
+      var inv3 = 1.0 / 3.0;
+      for (var i = 0; i < count; ++i) {
+         var p2 = vs[i];
+         var p3 = i + 1 < count ? vs[parseInt(i + 1)] : vs[0];
+         var e1X = p2.x - p1X;
+         var e1Y = p2.y - p1Y;
+         var e2X = p3.x - p1X;
+         var e2Y = p3.y - p1Y;
+         var D = (e1X * e2Y - e1Y * e2X);
+         var triangleArea = 0.5 * D;area += triangleArea;
+         c.x += triangleArea * inv3 * (p1X + p2.x + p3.x);
+         c.y += triangleArea * inv3 * (p1Y + p2.y + p3.y);
+      }
+      c.x *= 1.0 / area;
+      c.y *= 1.0 / area;
+      return c;
+   }
+   b2PolygonShape.ComputeOBB = function (obb, vs, count) {
+      if (count === undefined) count = 0;
+      var i = 0;
+      var p = new Vector(count + 1);
+      for (i = 0;
+      i < count; ++i) {
+         p[i] = vs[i];
+      }
+      p[count] = p[0];
+      var minArea = Number.MAX_VALUE;
+      for (i = 1;
+      i <= count; ++i) {
+         var root = p[parseInt(i - 1)];
+         var uxX = p[i].x - root.x;
+         var uxY = p[i].y - root.y;
+         var length = Math.sqrt(uxX * uxX + uxY * uxY);
+         uxX /= length;
+         uxY /= length;
+         var uyX = (-uxY);
+         var uyY = uxX;
+         var lowerX = Number.MAX_VALUE;
+         var lowerY = Number.MAX_VALUE;
+         var upperX = (-Number.MAX_VALUE);
+         var upperY = (-Number.MAX_VALUE);
+         for (var j = 0; j < count; ++j) {
+            var dX = p[j].x - root.x;
+            var dY = p[j].y - root.y;
+            var rX = (uxX * dX + uxY * dY);
+            var rY = (uyX * dX + uyY * dY);
+            if (rX < lowerX) lowerX = rX;
+            if (rY < lowerY) lowerY = rY;
+            if (rX > upperX) upperX = rX;
+            if (rY > upperY) upperY = rY;
+         }
+         var area = (upperX - lowerX) * (upperY - lowerY);
+         if (area < 0.95 * minArea) {
+            minArea = area;
+            obb.R.col1.x = uxX;
+            obb.R.col1.y = uxY;
+            obb.R.col2.x = uyX;
+            obb.R.col2.y = uyY;
+            var centerX = 0.5 * (lowerX + upperX);
+            var centerY = 0.5 * (lowerY + upperY);
+            var tMat = obb.R;
+            obb.center.x = root.x + (tMat.col1.x * centerX + tMat.col2.x * centerY);
+            obb.center.y = root.y + (tMat.col1.y * centerX + tMat.col2.y * centerY);
+            obb.extents.x = 0.5 * (upperX - lowerX);
+            obb.extents.y = 0.5 * (upperY - lowerY);
+         }
+      }
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Collision.Shapes.b2PolygonShape.s_mat = new b2Mat22();
+   });
+   b2Shape.b2Shape = function () {};
+   b2Shape.prototype.Copy = function () {
+      return null;
+   }
+   b2Shape.prototype.Set = function (other) {
+      this.m_radius = other.m_radius;
+   }
+   b2Shape.prototype.GetType = function () {
+      return this.m_type;
+   }
+   b2Shape.prototype.TestPoint = function (xf, p) {
+      return false;
+   }
+   b2Shape.prototype.RayCast = function (output, input, transform) {
+      return false;
+   }
+   b2Shape.prototype.ComputeAABB = function (aabb, xf) {}
+   b2Shape.prototype.ComputeMass = function (massData, density) {
+      if (density === undefined) density = 0;
+   }
+   b2Shape.prototype.ComputeSubmergedArea = function (normal, offset, xf, c) {
+      if (offset === undefined) offset = 0;
+      return 0;
+   }
+   b2Shape.TestOverlap = function (shape1, transform1, shape2, transform2) {
+      var input = new b2DistanceInput();
+      input.proxyA = new b2DistanceProxy();
+      input.proxyA.Set(shape1);
+      input.proxyB = new b2DistanceProxy();
+      input.proxyB.Set(shape2);
+      input.transformA = transform1;
+      input.transformB = transform2;
+      input.useRadii = true;
+      var simplexCache = new b2SimplexCache();
+      simplexCache.count = 0;
+      var output = new b2DistanceOutput();
+      b2Distance.Distance(output, simplexCache, input);
+      return output.distance < 10.0 * Number.MIN_VALUE;
+   }
+   b2Shape.prototype.b2Shape = function () {
+      this.m_type = b2Shape.e_unknownShape;
+      this.m_radius = b2Settings.b2_linearSlop;
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Collision.Shapes.b2Shape.e_unknownShape = parseInt((-1));
+      Box2D.Collision.Shapes.b2Shape.e_circleShape = 0;
+      Box2D.Collision.Shapes.b2Shape.e_polygonShape = 1;
+      Box2D.Collision.Shapes.b2Shape.e_edgeShape = 2;
+      Box2D.Collision.Shapes.b2Shape.e_shapeTypeCount = 3;
+      Box2D.Collision.Shapes.b2Shape.e_hitCollide = 1;
+      Box2D.Collision.Shapes.b2Shape.e_missCollide = 0;
+      Box2D.Collision.Shapes.b2Shape.e_startsInsideCollide = parseInt((-1));
+   });
+})();
+(function () {
+   var b2Color = Box2D.Common.b2Color,
+      b2internal = Box2D.Common.b2internal,
+      b2Settings = Box2D.Common.b2Settings,
+      b2Mat22 = Box2D.Common.Math.b2Mat22,
+      b2Mat33 = Box2D.Common.Math.b2Mat33,
+      b2Math = Box2D.Common.Math.b2Math,
+      b2Sweep = Box2D.Common.Math.b2Sweep,
+      b2Transform = Box2D.Common.Math.b2Transform,
+      b2Vec2 = Box2D.Common.Math.b2Vec2,
+      b2Vec3 = Box2D.Common.Math.b2Vec3;
+
+   b2Color.b2Color = function () {
+      this._r = 0;
+      this._g = 0;
+      this._b = 0;
+   };
+   b2Color.prototype.b2Color = function (rr, gg, bb) {
+      if (rr === undefined) rr = 0;
+      if (gg === undefined) gg = 0;
+      if (bb === undefined) bb = 0;
+      this._r = Box2D.parseUInt(255 * b2Math.Clamp(rr, 0.0, 1.0));
+      this._g = Box2D.parseUInt(255 * b2Math.Clamp(gg, 0.0, 1.0));
+      this._b = Box2D.parseUInt(255 * b2Math.Clamp(bb, 0.0, 1.0));
+   }
+   b2Color.prototype.Set = function (rr, gg, bb) {
+      if (rr === undefined) rr = 0;
+      if (gg === undefined) gg = 0;
+      if (bb === undefined) bb = 0;
+      this._r = Box2D.parseUInt(255 * b2Math.Clamp(rr, 0.0, 1.0));
+      this._g = Box2D.parseUInt(255 * b2Math.Clamp(gg, 0.0, 1.0));
+      this._b = Box2D.parseUInt(255 * b2Math.Clamp(bb, 0.0, 1.0));
+   }
+   Object.defineProperty(b2Color.prototype, 'r', {
+      enumerable: false,
+      configurable: true,
+      set: function (rr) {
+         if (rr === undefined) rr = 0;
+         this._r = Box2D.parseUInt(255 * b2Math.Clamp(rr, 0.0, 1.0));
+      }
+   });
+   Object.defineProperty(b2Color.prototype, 'g', {
+      enumerable: false,
+      configurable: true,
+      set: function (gg) {
+         if (gg === undefined) gg = 0;
+         this._g = Box2D.parseUInt(255 * b2Math.Clamp(gg, 0.0, 1.0));
+      }
+   });
+   Object.defineProperty(b2Color.prototype, 'b', {
+      enumerable: false,
+      configurable: true,
+      set: function (bb) {
+         if (bb === undefined) bb = 0;
+         this._b = Box2D.parseUInt(255 * b2Math.Clamp(bb, 0.0, 1.0));
+      }
+   });
+   Object.defineProperty(b2Color.prototype, 'color', {
+      enumerable: false,
+      configurable: true,
+      get: function () {
+         return (this._r << 16) | (this._g << 8) | (this._b);
+      }
+   });
+   b2Settings.b2Settings = function () {};
+   b2Settings.b2MixFriction = function (friction1, friction2) {
+      if (friction1 === undefined) friction1 = 0;
+      if (friction2 === undefined) friction2 = 0;
+      return Math.sqrt(friction1 * friction2);
+   }
+   b2Settings.b2MixRestitution = function (restitution1, restitution2) {
+      if (restitution1 === undefined) restitution1 = 0;
+      if (restitution2 === undefined) restitution2 = 0;
+      return restitution1 > restitution2 ? restitution1 : restitution2;
+   }
+   b2Settings.b2Assert = function (a) {
+      if (!a) {
+         throw "Assertion Failed";
+      }
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Common.b2Settings.VERSION = "2.1alpha";
+      Box2D.Common.b2Settings.USHRT_MAX = 0x0000ffff;
+      Box2D.Common.b2Settings.b2_pi = Math.PI;
+      Box2D.Common.b2Settings.b2_maxManifoldPoints = 2;
+      Box2D.Common.b2Settings.b2_aabbExtension = 0.1;
+      Box2D.Common.b2Settings.b2_aabbMultiplier = 2.0;
+      Box2D.Common.b2Settings.b2_polygonRadius = 2.0 * b2Settings.b2_linearSlop;
+      Box2D.Common.b2Settings.b2_linearSlop = 0.005;
+      Box2D.Common.b2Settings.b2_angularSlop = 2.0 / 180.0 * b2Settings.b2_pi;
+      Box2D.Common.b2Settings.b2_toiSlop = 8.0 * b2Settings.b2_linearSlop;
+      Box2D.Common.b2Settings.b2_maxTOIContactsPerIsland = 32;
+      Box2D.Common.b2Settings.b2_maxTOIJointsPerIsland = 32;
+      Box2D.Common.b2Settings.b2_velocityThreshold = 1.0;
+      Box2D.Common.b2Settings.b2_maxLinearCorrection = 0.2;
+      Box2D.Common.b2Settings.b2_maxAngularCorrection = 8.0 / 180.0 * b2Settings.b2_pi;
+      Box2D.Common.b2Settings.b2_maxTranslation = 2.0;
+      Box2D.Common.b2Settings.b2_maxTranslationSquared = b2Settings.b2_maxTranslation * b2Settings.b2_maxTranslation;
+      Box2D.Common.b2Settings.b2_maxRotation = 0.5 * b2Settings.b2_pi;
+      Box2D.Common.b2Settings.b2_maxRotationSquared = b2Settings.b2_maxRotation * b2Settings.b2_maxRotation;
+      Box2D.Common.b2Settings.b2_contactBaumgarte = 0.2;
+      Box2D.Common.b2Settings.b2_timeToSleep = 0.5;
+      Box2D.Common.b2Settings.b2_linearSleepTolerance = 0.01;
+      Box2D.Common.b2Settings.b2_angularSleepTolerance = 2.0 / 180.0 * b2Settings.b2_pi;
+   });
+})();
+(function () {
+   var b2AABB = Box2D.Collision.b2AABB,
+      b2Color = Box2D.Common.b2Color,
+      b2internal = Box2D.Common.b2internal,
+      b2Settings = Box2D.Common.b2Settings,
+      b2Mat22 = Box2D.Common.Math.b2Mat22,
+      b2Mat33 = Box2D.Common.Math.b2Mat33,
+      b2Math = Box2D.Common.Math.b2Math,
+      b2Sweep = Box2D.Common.Math.b2Sweep,
+      b2Transform = Box2D.Common.Math.b2Transform,
+      b2Vec2 = Box2D.Common.Math.b2Vec2,
+      b2Vec3 = Box2D.Common.Math.b2Vec3;
+
+   b2Mat22.b2Mat22 = function () {
+      this.col1 = new b2Vec2();
+      this.col2 = new b2Vec2();
+   };
+   b2Mat22.prototype.b2Mat22 = function () {
+      this.SetIdentity();
+   }
+   b2Mat22.FromAngle = function (angle) {
+      if (angle === undefined) angle = 0;
+      var mat = new b2Mat22();
+      mat.Set(angle);
+      return mat;
+   }
+   b2Mat22.FromVV = function (c1, c2) {
+      var mat = new b2Mat22();
+      mat.SetVV(c1, c2);
+      return mat;
+   }
+   b2Mat22.prototype.Set = function (angle) {
+      if (angle === undefined) angle = 0;
+      var c = Math.cos(angle);
+      var s = Math.sin(angle);
+      this.col1.x = c;
+      this.col2.x = (-s);
+      this.col1.y = s;
+      this.col2.y = c;
+   }
+   b2Mat22.prototype.SetVV = function (c1, c2) {
+      this.col1.SetV(c1);
+      this.col2.SetV(c2);
+   }
+   b2Mat22.prototype.Copy = function () {
+      var mat = new b2Mat22();
+      mat.SetM(this);
+      return mat;
+   }
+   b2Mat22.prototype.SetM = function (m) {
+      this.col1.SetV(m.col1);
+      this.col2.SetV(m.col2);
+   }
+   b2Mat22.prototype.AddM = function (m) {
+      this.col1.x += m.col1.x;
+      this.col1.y += m.col1.y;
+      this.col2.x += m.col2.x;
+      this.col2.y += m.col2.y;
+   }
+   b2Mat22.prototype.SetIdentity = function () {
+      this.col1.x = 1.0;
+      this.col2.x = 0.0;
+      this.col1.y = 0.0;
+      this.col2.y = 1.0;
+   }
+   b2Mat22.prototype.SetZero = function () {
+      this.col1.x = 0.0;
+      this.col2.x = 0.0;
+      this.col1.y = 0.0;
+      this.col2.y = 0.0;
+   }
+   b2Mat22.prototype.GetAngle = function () {
+      return Math.atan2(this.col1.y, this.col1.x);
+   }
+   b2Mat22.prototype.GetInverse = function (out) {
+      var a = this.col1.x;
+      var b = this.col2.x;
+      var c = this.col1.y;
+      var d = this.col2.y;
+      var det = a * d - b * c;
+      if (det != 0.0) {
+         det = 1.0 / det;
+      }
+      out.col1.x = det * d;
+      out.col2.x = (-det * b);
+      out.col1.y = (-det * c);
+      out.col2.y = det * a;
+      return out;
+   }
+   b2Mat22.prototype.Solve = function (out, bX, bY) {
+      if (bX === undefined) bX = 0;
+      if (bY === undefined) bY = 0;
+      var a11 = this.col1.x;
+      var a12 = this.col2.x;
+      var a21 = this.col1.y;
+      var a22 = this.col2.y;
+      var det = a11 * a22 - a12 * a21;
+      if (det != 0.0) {
+         det = 1.0 / det;
+      }
+      out.x = det * (a22 * bX - a12 * bY);
+      out.y = det * (a11 * bY - a21 * bX);
+      return out;
+   }
+   b2Mat22.prototype.Abs = function () {
+      this.col1.Abs();
+      this.col2.Abs();
+   }
+   b2Mat33.b2Mat33 = function () {
+      this.col1 = new b2Vec3();
+      this.col2 = new b2Vec3();
+      this.col3 = new b2Vec3();
+   };
+   b2Mat33.prototype.b2Mat33 = function (c1, c2, c3) {
+      if (c1 === undefined) c1 = null;
+      if (c2 === undefined) c2 = null;
+      if (c3 === undefined) c3 = null;
+      if (!c1 && !c2 && !c3) {
+         this.col1.SetZero();
+         this.col2.SetZero();
+         this.col3.SetZero();
+      }
+      else {
+         this.col1.SetV(c1);
+         this.col2.SetV(c2);
+         this.col3.SetV(c3);
+      }
+   }
+   b2Mat33.prototype.SetVVV = function (c1, c2, c3) {
+      this.col1.SetV(c1);
+      this.col2.SetV(c2);
+      this.col3.SetV(c3);
+   }
+   b2Mat33.prototype.Copy = function () {
+      return new b2Mat33(this.col1, this.col2, this.col3);
+   }
+   b2Mat33.prototype.SetM = function (m) {
+      this.col1.SetV(m.col1);
+      this.col2.SetV(m.col2);
+      this.col3.SetV(m.col3);
+   }
+   b2Mat33.prototype.AddM = function (m) {
+      this.col1.x += m.col1.x;
+      this.col1.y += m.col1.y;
+      this.col1.z += m.col1.z;
+      this.col2.x += m.col2.x;
+      this.col2.y += m.col2.y;
+      this.col2.z += m.col2.z;
+      this.col3.x += m.col3.x;
+      this.col3.y += m.col3.y;
+      this.col3.z += m.col3.z;
+   }
+   b2Mat33.prototype.SetIdentity = function () {
+      this.col1.x = 1.0;
+      this.col2.x = 0.0;
+      this.col3.x = 0.0;
+      this.col1.y = 0.0;
+      this.col2.y = 1.0;
+      this.col3.y = 0.0;
+      this.col1.z = 0.0;
+      this.col2.z = 0.0;
+      this.col3.z = 1.0;
+   }
+   b2Mat33.prototype.SetZero = function () {
+      this.col1.x = 0.0;
+      this.col2.x = 0.0;
+      this.col3.x = 0.0;
+      this.col1.y = 0.0;
+      this.col2.y = 0.0;
+      this.col3.y = 0.0;
+      this.col1.z = 0.0;
+      this.col2.z = 0.0;
+      this.col3.z = 0.0;
+   }
+   b2Mat33.prototype.Solve22 = function (out, bX, bY) {
+      if (bX === undefined) bX = 0;
+      if (bY === undefined) bY = 0;
+      var a11 = this.col1.x;
+      var a12 = this.col2.x;
+      var a21 = this.col1.y;
+      var a22 = this.col2.y;
+      var det = a11 * a22 - a12 * a21;
+      if (det != 0.0) {
+         det = 1.0 / det;
+      }
+      out.x = det * (a22 * bX - a12 * bY);
+      out.y = det * (a11 * bY - a21 * bX);
+      return out;
+   }
+   b2Mat33.prototype.Solve33 = function (out, bX, bY, bZ) {
+      if (bX === undefined) bX = 0;
+      if (bY === undefined) bY = 0;
+      if (bZ === undefined) bZ = 0;
+      var a11 = this.col1.x;
+      var a21 = this.col1.y;
+      var a31 = this.col1.z;
+      var a12 = this.col2.x;
+      var a22 = this.col2.y;
+      var a32 = this.col2.z;
+      var a13 = this.col3.x;
+      var a23 = this.col3.y;
+      var a33 = this.col3.z;
+      var det = a11 * (a22 * a33 - a32 * a23) + a21 * (a32 * a13 - a12 * a33) + a31 * (a12 * a23 - a22 * a13);
+      if (det != 0.0) {
+         det = 1.0 / det;
+      }
+      out.x = det * (bX * (a22 * a33 - a32 * a23) + bY * (a32 * a13 - a12 * a33) + bZ * (a12 * a23 - a22 * a13));
+      out.y = det * (a11 * (bY * a33 - bZ * a23) + a21 * (bZ * a13 - bX * a33) + a31 * (bX * a23 - bY * a13));
+      out.z = det * (a11 * (a22 * bZ - a32 * bY) + a21 * (a32 * bX - a12 * bZ) + a31 * (a12 * bY - a22 * bX));
+      return out;
+   }
+   b2Math.b2Math = function () {};
+   b2Math.IsValid = function (x) {
+      if (x === undefined) x = 0;
+      return isFinite(x);
+   }
+   b2Math.Dot = function (a, b) {
+      return a.x * b.x + a.y * b.y;
+   }
+   b2Math.CrossVV = function (a, b) {
+      return a.x * b.y - a.y * b.x;
+   }
+   b2Math.CrossVF = function (a, s) {
+      if (s === undefined) s = 0;
+      var v = new b2Vec2(s * a.y, (-s * a.x));
+      return v;
+   }
+   b2Math.CrossFV = function (s, a) {
+      if (s === undefined) s = 0;
+      var v = new b2Vec2((-s * a.y), s * a.x);
+      return v;
+   }
+   b2Math.MulMV = function (A, v) {
+      var u = new b2Vec2(A.col1.x * v.x + A.col2.x * v.y, A.col1.y * v.x + A.col2.y * v.y);
+      return u;
+   }
+   b2Math.MulTMV = function (A, v) {
+      var u = new b2Vec2(b2Math.Dot(v, A.col1), b2Math.Dot(v, A.col2));
+      return u;
+   }
+   b2Math.MulX = function (T, v) {
+      var a = b2Math.MulMV(T.R, v);
+      a.x += T.position.x;
+      a.y += T.position.y;
+      return a;
+   }
+   b2Math.MulXT = function (T, v) {
+      var a = b2Math.SubtractVV(v, T.position);
+      var tX = (a.x * T.R.col1.x + a.y * T.R.col1.y);
+      a.y = (a.x * T.R.col2.x + a.y * T.R.col2.y);
+      a.x = tX;
+      return a;
+   }
+   b2Math.AddVV = function (a, b) {
+      var v = new b2Vec2(a.x + b.x, a.y + b.y);
+      return v;
+   }
+   b2Math.SubtractVV = function (a, b) {
+      var v = new b2Vec2(a.x - b.x, a.y - b.y);
+      return v;
+   }
+   b2Math.Distance = function (a, b) {
+      var cX = a.x - b.x;
+      var cY = a.y - b.y;
+      return Math.sqrt(cX * cX + cY * cY);
+   }
+   b2Math.DistanceSquared = function (a, b) {
+      var cX = a.x - b.x;
+      var cY = a.y - b.y;
+      return (cX * cX + cY * cY);
+   }
+   b2Math.MulFV = function (s, a) {
+      if (s === undefined) s = 0;
+      var v = new b2Vec2(s * a.x, s * a.y);
+      return v;
+   }
+   b2Math.AddMM = function (A, B) {
+      var C = b2Mat22.FromVV(b2Math.AddVV(A.col1, B.col1), b2Math.AddVV(A.col2, B.col2));
+      return C;
+   }
+   b2Math.MulMM = function (A, B) {
+      var C = b2Mat22.FromVV(b2Math.MulMV(A, B.col1), b2Math.MulMV(A, B.col2));
+      return C;
+   }
+   b2Math.MulTMM = function (A, B) {
+      var c1 = new b2Vec2(b2Math.Dot(A.col1, B.col1), b2Math.Dot(A.col2, B.col1));
+      var c2 = new b2Vec2(b2Math.Dot(A.col1, B.col2), b2Math.Dot(A.col2, B.col2));
+      var C = b2Mat22.FromVV(c1, c2);
+      return C;
+   }
+   b2Math.Abs = function (a) {
+      if (a === undefined) a = 0;
+      return a > 0.0 ? a : (-a);
+   }
+   b2Math.AbsV = function (a) {
+      var b = new b2Vec2(b2Math.Abs(a.x), b2Math.Abs(a.y));
+      return b;
+   }
+   b2Math.AbsM = function (A) {
+      var B = b2Mat22.FromVV(b2Math.AbsV(A.col1), b2Math.AbsV(A.col2));
+      return B;
+   }
+   b2Math.Min = function (a, b) {
+      if (a === undefined) a = 0;
+      if (b === undefined) b = 0;
+      return a < b ? a : b;
+   }
+   b2Math.MinV = function (a, b) {
+      var c = new b2Vec2(b2Math.Min(a.x, b.x), b2Math.Min(a.y, b.y));
+      return c;
+   }
+   b2Math.Max = function (a, b) {
+      if (a === undefined) a = 0;
+      if (b === undefined) b = 0;
+      return a > b ? a : b;
+   }
+   b2Math.MaxV = function (a, b) {
+      var c = new b2Vec2(b2Math.Max(a.x, b.x), b2Math.Max(a.y, b.y));
+      return c;
+   }
+   b2Math.Clamp = function (a, low, high) {
+      if (a === undefined) a = 0;
+      if (low === undefined) low = 0;
+      if (high === undefined) high = 0;
+      return a < low ? low : a > high ? high : a;
+   }
+   b2Math.ClampV = function (a, low, high) {
+      return b2Math.MaxV(low, b2Math.MinV(a, high));
+   }
+   b2Math.Swap = function (a, b) {
+      var tmp = a[0];
+      a[0] = b[0];
+      b[0] = tmp;
+   }
+   b2Math.Random = function () {
+      return Math.random() * 2 - 1;
+   }
+   b2Math.RandomRange = function (lo, hi) {
+      if (lo === undefined) lo = 0;
+      if (hi === undefined) hi = 0;
+      var r = Math.random();
+      r = (hi - lo) * r + lo;
+      return r;
+   }
+   b2Math.NextPowerOfTwo = function (x) {
+      if (x === undefined) x = 0;
+      x |= (x >> 1) & 0x7FFFFFFF;
+      x |= (x >> 2) & 0x3FFFFFFF;
+      x |= (x >> 4) & 0x0FFFFFFF;
+      x |= (x >> 8) & 0x00FFFFFF;
+      x |= (x >> 16) & 0x0000FFFF;
+      return x + 1;
+   }
+   b2Math.IsPowerOfTwo = function (x) {
+      if (x === undefined) x = 0;
+      var result = x > 0 && (x & (x - 1)) == 0;
+      return result;
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Common.Math.b2Math.b2Vec2_zero = new b2Vec2(0.0, 0.0);
+      Box2D.Common.Math.b2Math.b2Mat22_identity = b2Mat22.FromVV(new b2Vec2(1.0, 0.0), new b2Vec2(0.0, 1.0));
+      Box2D.Common.Math.b2Math.b2Transform_identity = new b2Transform(b2Math.b2Vec2_zero, b2Math.b2Mat22_identity);
+   });
+   b2Sweep.b2Sweep = function () {
+      this.localCenter = new b2Vec2();
+      this.c0 = new b2Vec2;
+      this.c = new b2Vec2();
+   };
+   b2Sweep.prototype.Set = function (other) {
+      this.localCenter.SetV(other.localCenter);
+      this.c0.SetV(other.c0);
+      this.c.SetV(other.c);
+      this.a0 = other.a0;
+      this.a = other.a;
+      this.t0 = other.t0;
+   }
+   b2Sweep.prototype.Copy = function () {
+      var copy = new b2Sweep();
+      copy.localCenter.SetV(this.localCenter);
+      copy.c0.SetV(this.c0);
+      copy.c.SetV(this.c);
+      copy.a0 = this.a0;
+      copy.a = this.a;
+      copy.t0 = this.t0;
+      return copy;
+   }
+   b2Sweep.prototype.GetTransform = function (xf, alpha) {
+      if (alpha === undefined) alpha = 0;
+      xf.position.x = (1.0 - alpha) * this.c0.x + alpha * this.c.x;
+      xf.position.y = (1.0 - alpha) * this.c0.y + alpha * this.c.y;
+      var angle = (1.0 - alpha) * this.a0 + alpha * this.a;
+      xf.R.Set(angle);
+      var tMat = xf.R;
+      xf.position.x -= (tMat.col1.x * this.localCenter.x + tMat.col2.x * this.localCenter.y);
+      xf.position.y -= (tMat.col1.y * this.localCenter.x + tMat.col2.y * this.localCenter.y);
+   }
+   b2Sweep.prototype.Advance = function (t) {
+      if (t === undefined) t = 0;
+      if (this.t0 < t && 1.0 - this.t0 > Number.MIN_VALUE) {
+         var alpha = (t - this.t0) / (1.0 - this.t0);
+         this.c0.x = (1.0 - alpha) * this.c0.x + alpha * this.c.x;
+         this.c0.y = (1.0 - alpha) * this.c0.y + alpha * this.c.y;
+         this.a0 = (1.0 - alpha) * this.a0 + alpha * this.a;
+         this.t0 = t;
+      }
+   }
+   b2Transform.b2Transform = function () {
+      this.position = new b2Vec2;
+      this.R = new b2Mat22();
+   };
+   b2Transform.prototype.b2Transform = function (pos, r) {
+      if (pos === undefined) pos = null;
+      if (r === undefined) r = null;
+      if (pos) {
+         this.position.SetV(pos);
+         this.R.SetM(r);
+      }
+   }
+   b2Transform.prototype.Initialize = function (pos, r) {
+      this.position.SetV(pos);
+      this.R.SetM(r);
+   }
+   b2Transform.prototype.SetIdentity = function () {
+      this.position.SetZero();
+      this.R.SetIdentity();
+   }
+   b2Transform.prototype.Set = function (x) {
+      this.position.SetV(x.position);
+      this.R.SetM(x.R);
+   }
+   b2Transform.prototype.GetAngle = function () {
+      return Math.atan2(this.R.col1.y, this.R.col1.x);
+   }
+   b2Vec2.b2Vec2 = function () {};
+   b2Vec2.prototype.b2Vec2 = function (x_, y_) {
+      if (x_ === undefined) x_ = 0;
+      if (y_ === undefined) y_ = 0;
+      this.x = x_;
+      this.y = y_;
+   }
+   b2Vec2.prototype.SetZero = function () {
+      this.x = 0.0;
+      this.y = 0.0;
+   }
+   b2Vec2.prototype.Set = function (x_, y_) {
+      if (x_ === undefined) x_ = 0;
+      if (y_ === undefined) y_ = 0;
+      this.x = x_;
+      this.y = y_;
+   }
+   b2Vec2.prototype.SetV = function (v) {
+      this.x = v.x;
+      this.y = v.y;
+   }
+   b2Vec2.prototype.GetNegative = function () {
+      return new b2Vec2((-this.x), (-this.y));
+   }
+   b2Vec2.prototype.NegativeSelf = function () {
+      this.x = (-this.x);
+      this.y = (-this.y);
+   }
+   b2Vec2.Make = function (x_, y_) {
+      if (x_ === undefined) x_ = 0;
+      if (y_ === undefined) y_ = 0;
+      return new b2Vec2(x_, y_);
+   }
+   b2Vec2.prototype.Copy = function () {
+      return new b2Vec2(this.x, this.y);
+   }
+   b2Vec2.prototype.Add = function (v) {
+      this.x += v.x;
+      this.y += v.y;
+   }
+   b2Vec2.prototype.Subtract = function (v) {
+      this.x -= v.x;
+      this.y -= v.y;
+   }
+   b2Vec2.prototype.Multiply = function (a) {
+      if (a === undefined) a = 0;
+      this.x *= a;
+      this.y *= a;
+   }
+   b2Vec2.prototype.MulM = function (A) {
+      var tX = this.x;
+      this.x = A.col1.x * tX + A.col2.x * this.y;
+      this.y = A.col1.y * tX + A.col2.y * this.y;
+   }
+   b2Vec2.prototype.MulTM = function (A) {
+      var tX = b2Math.Dot(this, A.col1);
+      this.y = b2Math.Dot(this, A.col2);
+      this.x = tX;
+   }
+   b2Vec2.prototype.CrossVF = function (s) {
+      if (s === undefined) s = 0;
+      var tX = this.x;
+      this.x = s * this.y;
+      this.y = (-s * tX);
+   }
+   b2Vec2.prototype.CrossFV = function (s) {
+      if (s === undefined) s = 0;
+      var tX = this.x;
+      this.x = (-s * this.y);
+      this.y = s * tX;
+   }
+   b2Vec2.prototype.MinV = function (b) {
+      this.x = this.x < b.x ? this.x : b.x;
+      this.y = this.y < b.y ? this.y : b.y;
+   }
+   b2Vec2.prototype.MaxV = function (b) {
+      this.x = this.x > b.x ? this.x : b.x;
+      this.y = this.y > b.y ? this.y : b.y;
+   }
+   b2Vec2.prototype.Abs = function () {
+      if (this.x < 0) this.x = (-this.x);
+      if (this.y < 0) this.y = (-this.y);
+   }
+   b2Vec2.prototype.Length = function () {
+      return Math.sqrt(this.x * this.x + this.y * this.y);
+   }
+   b2Vec2.prototype.LengthSquared = function () {
+      return (this.x * this.x + this.y * this.y);
+   }
+   b2Vec2.prototype.Normalize = function () {
+      var length = Math.sqrt(this.x * this.x + this.y * this.y);
+      if (length < Number.MIN_VALUE) {
+         return 0.0;
+      }
+      var invLength = 1.0 / length;
+      this.x *= invLength;
+      this.y *= invLength;
+      return length;
+   }
+   b2Vec2.prototype.IsValid = function () {
+      return b2Math.IsValid(this.x) && b2Math.IsValid(this.y);
+   }
+   b2Vec3.b2Vec3 = function () {};
+   b2Vec3.prototype.b2Vec3 = function (x, y, z) {
+      if (x === undefined) x = 0;
+      if (y === undefined) y = 0;
+      if (z === undefined) z = 0;
+      this.x = x;
+      this.y = y;
+      this.z = z;
+   }
+   b2Vec3.prototype.SetZero = function () {
+      this.x = this.y = this.z = 0.0;
+   }
+   b2Vec3.prototype.Set = function (x, y, z) {
+      if (x === undefined) x = 0;
+      if (y === undefined) y = 0;
+      if (z === undefined) z = 0;
+      this.x = x;
+      this.y = y;
+      this.z = z;
+   }
+   b2Vec3.prototype.SetV = function (v) {
+      this.x = v.x;
+      this.y = v.y;
+      this.z = v.z;
+   }
+   b2Vec3.prototype.GetNegative = function () {
+      return new b2Vec3((-this.x), (-this.y), (-this.z));
+   }
+   b2Vec3.prototype.NegativeSelf = function () {
+      this.x = (-this.x);
+      this.y = (-this.y);
+      this.z = (-this.z);
+   }
+   b2Vec3.prototype.Copy = function () {
+      return new b2Vec3(this.x, this.y, this.z);
+   }
+   b2Vec3.prototype.Add = function (v) {
+      this.x += v.x;
+      this.y += v.y;
+      this.z += v.z;
+   }
+   b2Vec3.prototype.Subtract = function (v) {
+      this.x -= v.x;
+      this.y -= v.y;
+      this.z -= v.z;
+   }
+   b2Vec3.prototype.Multiply = function (a) {
+      if (a === undefined) a = 0;
+      this.x *= a;
+      this.y *= a;
+      this.z *= a;
+   }
+})();
+(function () {
+   var b2ControllerEdge = Box2D.Dynamics.Controllers.b2ControllerEdge,
+      b2Mat22 = Box2D.Common.Math.b2Mat22,
+      b2Mat33 = Box2D.Common.Math.b2Mat33,
+      b2Math = Box2D.Common.Math.b2Math,
+      b2Sweep = Box2D.Common.Math.b2Sweep,
+      b2Transform = Box2D.Common.Math.b2Transform,
+      b2Vec2 = Box2D.Common.Math.b2Vec2,
+      b2Vec3 = Box2D.Common.Math.b2Vec3,
+      b2Color = Box2D.Common.b2Color,
+      b2internal = Box2D.Common.b2internal,
+      b2Settings = Box2D.Common.b2Settings,
+      b2AABB = Box2D.Collision.b2AABB,
+      b2Bound = Box2D.Collision.b2Bound,
+      b2BoundValues = Box2D.Collision.b2BoundValues,
+      b2Collision = Box2D.Collision.b2Collision,
+      b2ContactID = Box2D.Collision.b2ContactID,
+      b2ContactPoint = Box2D.Collision.b2ContactPoint,
+      b2Distance = Box2D.Collision.b2Distance,
+      b2DistanceInput = Box2D.Collision.b2DistanceInput,
+      b2DistanceOutput = Box2D.Collision.b2DistanceOutput,
+      b2DistanceProxy = Box2D.Collision.b2DistanceProxy,
+      b2DynamicTree = Box2D.Collision.b2DynamicTree,
+      b2DynamicTreeBroadPhase = Box2D.Collision.b2DynamicTreeBroadPhase,
+      b2DynamicTreeNode = Box2D.Collision.b2DynamicTreeNode,
+      b2DynamicTreePair = Box2D.Collision.b2DynamicTreePair,
+      b2Manifold = Box2D.Collision.b2Manifold,
+      b2ManifoldPoint = Box2D.Collision.b2ManifoldPoint,
+      b2Point = Box2D.Collision.b2Point,
+      b2RayCastInput = Box2D.Collision.b2RayCastInput,
+      b2RayCastOutput = Box2D.Collision.b2RayCastOutput,
+      b2Segment = Box2D.Collision.b2Segment,
+      b2SeparationFunction = Box2D.Collision.b2SeparationFunction,
+      b2Simplex = Box2D.Collision.b2Simplex,
+      b2SimplexCache = Box2D.Collision.b2SimplexCache,
+      b2SimplexVertex = Box2D.Collision.b2SimplexVertex,
+      b2TimeOfImpact = Box2D.Collision.b2TimeOfImpact,
+      b2TOIInput = Box2D.Collision.b2TOIInput,
+      b2WorldManifold = Box2D.Collision.b2WorldManifold,
+      ClipVertex = Box2D.Collision.ClipVertex,
+      Features = Box2D.Collision.Features,
+      IBroadPhase = Box2D.Collision.IBroadPhase,
+      b2CircleShape = Box2D.Collision.Shapes.b2CircleShape,
+      b2EdgeChainDef = Box2D.Collision.Shapes.b2EdgeChainDef,
+      b2EdgeShape = Box2D.Collision.Shapes.b2EdgeShape,
+      b2MassData = Box2D.Collision.Shapes.b2MassData,
+      b2PolygonShape = Box2D.Collision.Shapes.b2PolygonShape,
+      b2Shape = Box2D.Collision.Shapes.b2Shape,
+      b2Body = Box2D.Dynamics.b2Body,
+      b2BodyDef = Box2D.Dynamics.b2BodyDef,
+      b2ContactFilter = Box2D.Dynamics.b2ContactFilter,
+      b2ContactImpulse = Box2D.Dynamics.b2ContactImpulse,
+      b2ContactListener = Box2D.Dynamics.b2ContactListener,
+      b2ContactManager = Box2D.Dynamics.b2ContactManager,
+      b2DebugDraw = Box2D.Dynamics.b2DebugDraw,
+      b2DestructionListener = Box2D.Dynamics.b2DestructionListener,
+      b2FilterData = Box2D.Dynamics.b2FilterData,
+      b2Fixture = Box2D.Dynamics.b2Fixture,
+      b2FixtureDef = Box2D.Dynamics.b2FixtureDef,
+      b2Island = Box2D.Dynamics.b2Island,
+      b2TimeStep = Box2D.Dynamics.b2TimeStep,
+      b2World = Box2D.Dynamics.b2World,
+      b2CircleContact = Box2D.Dynamics.Contacts.b2CircleContact,
+      b2Contact = Box2D.Dynamics.Contacts.b2Contact,
+      b2ContactConstraint = Box2D.Dynamics.Contacts.b2ContactConstraint,
+      b2ContactConstraintPoint = Box2D.Dynamics.Contacts.b2ContactConstraintPoint,
+      b2ContactEdge = Box2D.Dynamics.Contacts.b2ContactEdge,
+      b2ContactFactory = Box2D.Dynamics.Contacts.b2ContactFactory,
+      b2ContactRegister = Box2D.Dynamics.Contacts.b2ContactRegister,
+      b2ContactResult = Box2D.Dynamics.Contacts.b2ContactResult,
+      b2ContactSolver = Box2D.Dynamics.Contacts.b2ContactSolver,
+      b2EdgeAndCircleContact = Box2D.Dynamics.Contacts.b2EdgeAndCircleContact,
+      b2NullContact = Box2D.Dynamics.Contacts.b2NullContact,
+      b2PolyAndCircleContact = Box2D.Dynamics.Contacts.b2PolyAndCircleContact,
+      b2PolyAndEdgeContact = Box2D.Dynamics.Contacts.b2PolyAndEdgeContact,
+      b2PolygonContact = Box2D.Dynamics.Contacts.b2PolygonContact,
+      b2PositionSolverManifold = Box2D.Dynamics.Contacts.b2PositionSolverManifold,
+      b2Controller = Box2D.Dynamics.Controllers.b2Controller,
+      b2DistanceJoint = Box2D.Dynamics.Joints.b2DistanceJoint,
+      b2DistanceJointDef = Box2D.Dynamics.Joints.b2DistanceJointDef,
+      b2FrictionJoint = Box2D.Dynamics.Joints.b2FrictionJoint,
+      b2FrictionJointDef = Box2D.Dynamics.Joints.b2FrictionJointDef,
+      b2GearJoint = Box2D.Dynamics.Joints.b2GearJoint,
+      b2GearJointDef = Box2D.Dynamics.Joints.b2GearJointDef,
+      b2Jacobian = Box2D.Dynamics.Joints.b2Jacobian,
+      b2Joint = Box2D.Dynamics.Joints.b2Joint,
+      b2JointDef = Box2D.Dynamics.Joints.b2JointDef,
+      b2JointEdge = Box2D.Dynamics.Joints.b2JointEdge,
+      b2LineJoint = Box2D.Dynamics.Joints.b2LineJoint,
+      b2LineJointDef = Box2D.Dynamics.Joints.b2LineJointDef,
+      b2MouseJoint = Box2D.Dynamics.Joints.b2MouseJoint,
+      b2MouseJointDef = Box2D.Dynamics.Joints.b2MouseJointDef,
+      b2PrismaticJoint = Box2D.Dynamics.Joints.b2PrismaticJoint,
+      b2PrismaticJointDef = Box2D.Dynamics.Joints.b2PrismaticJointDef,
+      b2PulleyJoint = Box2D.Dynamics.Joints.b2PulleyJoint,
+      b2PulleyJointDef = Box2D.Dynamics.Joints.b2PulleyJointDef,
+      b2RevoluteJoint = Box2D.Dynamics.Joints.b2RevoluteJoint,
+      b2RevoluteJointDef = Box2D.Dynamics.Joints.b2RevoluteJointDef,
+      b2WeldJoint = Box2D.Dynamics.Joints.b2WeldJoint,
+      b2WeldJointDef = Box2D.Dynamics.Joints.b2WeldJointDef;
+
+   b2Body.b2Body = function () {
+      this.m_xf = new b2Transform();
+      this.m_sweep = new b2Sweep();
+      this.m_linearVelocity = new b2Vec2();
+      this.m_force = new b2Vec2();
+   };
+   b2Body.prototype.connectEdges = function (s1, s2, angle1) {
+      if (angle1 === undefined) angle1 = 0;
+      var angle2 = Math.atan2(s2.GetDirectionVector().y, s2.GetDirectionVector().x);
+      var coreOffset = Math.tan((angle2 - angle1) * 0.5);
+      var core = b2Math.MulFV(coreOffset, s2.GetDirectionVector());
+      core = b2Math.SubtractVV(core, s2.GetNormalVector());
+      core = b2Math.MulFV(b2Settings.b2_toiSlop, core);
+      core = b2Math.AddVV(core, s2.GetVertex1());
+      var cornerDir = b2Math.AddVV(s1.GetDirectionVector(), s2.GetDirectionVector());
+      cornerDir.Normalize();
+      var convex = b2Math.Dot(s1.GetDirectionVector(), s2.GetNormalVector()) > 0.0;
+      s1.SetNextEdge(s2, core, cornerDir, convex);
+      s2.SetPrevEdge(s1, core, cornerDir, convex);
+      return angle2;
+   }
+   b2Body.prototype.CreateFixture = function (def) {
+      if (this.m_world.IsLocked() == true) {
+         return null;
+      }
+      var fixture = new b2Fixture();
+      fixture.Create(this, this.m_xf, def);
+      if (this.m_flags & b2Body.e_activeFlag) {
+         var broadPhase = this.m_world.m_contactManager.m_broadPhase;
+         fixture.CreateProxy(broadPhase, this.m_xf);
+      }
+      fixture.m_next = this.m_fixtureList;
+      this.m_fixtureList = fixture;
+      ++this.m_fixtureCount;
+      fixture.m_body = this;
+      if (fixture.m_density > 0.0) {
+         this.ResetMassData();
+      }
+      this.m_world.m_flags |= b2World.e_newFixture;
+      return fixture;
+   }
+   b2Body.prototype.CreateFixture2 = function (shape, density) {
+      if (density === undefined) density = 0.0;
+      var def = new b2FixtureDef();
+      def.shape = shape;
+      def.density = density;
+      return this.CreateFixture(def);
+   }
+   b2Body.prototype.DestroyFixture = function (fixture) {
+      if (this.m_world.IsLocked() == true) {
+         return;
+      }
+      var node = this.m_fixtureList;
+      var ppF = null;
+      var found = false;
+      while (node != null) {
+         if (node == fixture) {
+            if (ppF) ppF.m_next = fixture.m_next;
+            else this.m_fixtureList = fixture.m_next;
+            found = true;
+            break;
+         }
+         ppF = node;
+         node = node.m_next;
+      }
+      var edge = this.m_contactList;
+      while (edge) {
+         var c = edge.contact;
+         edge = edge.next;
+         var fixtureA = c.GetFixtureA();
+         var fixtureB = c.GetFixtureB();
+         if (fixture == fixtureA || fixture == fixtureB) {
+            this.m_world.m_contactManager.Destroy(c);
+         }
+      }
+      if (this.m_flags & b2Body.e_activeFlag) {
+         var broadPhase = this.m_world.m_contactManager.m_broadPhase;
+         fixture.DestroyProxy(broadPhase);
+      }
+      else {}
+      fixture.Destroy();
+      fixture.m_body = null;
+      fixture.m_next = null;
+      --this.m_fixtureCount;
+      this.ResetMassData();
+   }
+   b2Body.prototype.SetPositionAndAngle = function (position, angle) {
+      if (angle === undefined) angle = 0;
+      var f;
+      if (this.m_world.IsLocked() == true) {
+         return;
+      }
+      this.m_xf.R.Set(angle);
+      this.m_xf.position.SetV(position);
+      var tMat = this.m_xf.R;
+      var tVec = this.m_sweep.localCenter;
+      this.m_sweep.c.x = (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      this.m_sweep.c.y = (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      this.m_sweep.c.x += this.m_xf.position.x;
+      this.m_sweep.c.y += this.m_xf.position.y;
+      this.m_sweep.c0.SetV(this.m_sweep.c);
+      this.m_sweep.a0 = this.m_sweep.a = angle;
+      var broadPhase = this.m_world.m_contactManager.m_broadPhase;
+      for (f = this.m_fixtureList;
+      f; f = f.m_next) {
+         f.Synchronize(broadPhase, this.m_xf, this.m_xf);
+      }
+      this.m_world.m_contactManager.FindNewContacts();
+   }
+   b2Body.prototype.SetTransform = function (xf) {
+      this.SetPositionAndAngle(xf.position, xf.GetAngle());
+   }
+   b2Body.prototype.GetTransform = function () {
+      return this.m_xf;
+   }
+   b2Body.prototype.GetPosition = function () {
+      return this.m_xf.position;
+   }
+   b2Body.prototype.SetPosition = function (position) {
+      this.SetPositionAndAngle(position, this.GetAngle());
+   }
+   b2Body.prototype.GetAngle = function () {
+      return this.m_sweep.a;
+   }
+   b2Body.prototype.SetAngle = function (angle) {
+      if (angle === undefined) angle = 0;
+      this.SetPositionAndAngle(this.GetPosition(), angle);
+   }
+   b2Body.prototype.GetWorldCenter = function () {
+      return this.m_sweep.c;
+   }
+   b2Body.prototype.GetLocalCenter = function () {
+      return this.m_sweep.localCenter;
+   }
+   b2Body.prototype.SetLinearVelocity = function (v) {
+      if (this.m_type == b2Body.b2_staticBody) {
+         return;
+      }
+      this.m_linearVelocity.SetV(v);
+   }
+   b2Body.prototype.GetLinearVelocity = function () {
+      return this.m_linearVelocity;
+   }
+   b2Body.prototype.SetAngularVelocity = function (omega) {
+      if (omega === undefined) omega = 0;
+      if (this.m_type == b2Body.b2_staticBody) {
+         return;
+      }
+      this.m_angularVelocity = omega;
+   }
+   b2Body.prototype.GetAngularVelocity = function () {
+      return this.m_angularVelocity;
+   }
+   b2Body.prototype.GetDefinition = function () {
+      var bd = new b2BodyDef();
+      bd.type = this.GetType();
+      bd.allowSleep = (this.m_flags & b2Body.e_allowSleepFlag) == b2Body.e_allowSleepFlag;
+      bd.angle = this.GetAngle();
+      bd.angularDamping = this.m_angularDamping;
+      bd.angularVelocity = this.m_angularVelocity;
+      bd.fixedRotation = (this.m_flags & b2Body.e_fixedRotationFlag) == b2Body.e_fixedRotationFlag;
+      bd.bullet = (this.m_flags & b2Body.e_bulletFlag) == b2Body.e_bulletFlag;
+      bd.awake = (this.m_flags & b2Body.e_awakeFlag) == b2Body.e_awakeFlag;
+      bd.linearDamping = this.m_linearDamping;
+      bd.linearVelocity.SetV(this.GetLinearVelocity());
+      bd.position = this.GetPosition();
+      bd.userData = this.GetUserData();
+      return bd;
+   }
+   b2Body.prototype.ApplyForce = function (force, point) {
+      if (this.m_type != b2Body.b2_dynamicBody) {
+         return;
+      }
+      if (this.IsAwake() == false) {
+         this.SetAwake(true);
+      }
+      this.m_force.x += force.x;
+      this.m_force.y += force.y;
+      this.m_torque += ((point.x - this.m_sweep.c.x) * force.y - (point.y - this.m_sweep.c.y) * force.x);
+   }
+   b2Body.prototype.ApplyTorque = function (torque) {
+      if (torque === undefined) torque = 0;
+      if (this.m_type != b2Body.b2_dynamicBody) {
+         return;
+      }
+      if (this.IsAwake() == false) {
+         this.SetAwake(true);
+      }
+      this.m_torque += torque;
+   }
+   b2Body.prototype.ApplyImpulse = function (impulse, point) {
+      if (this.m_type != b2Body.b2_dynamicBody) {
+         return;
+      }
+      if (this.IsAwake() == false) {
+         this.SetAwake(true);
+      }
+      this.m_linearVelocity.x += this.m_invMass * impulse.x;
+      this.m_linearVelocity.y += this.m_invMass * impulse.y;
+      this.m_angularVelocity += this.m_invI * ((point.x - this.m_sweep.c.x) * impulse.y - (point.y - this.m_sweep.c.y) * impulse.x);
+   }
+   b2Body.prototype.Split = function (callback) {
+      var linearVelocity = this.GetLinearVelocity().Copy();
+      var angularVelocity = this.GetAngularVelocity();
+      var center = this.GetWorldCenter();
+      var body1 = this;
+      var body2 = this.m_world.CreateBody(this.GetDefinition());
+      var prev;
+      for (var f = body1.m_fixtureList; f;) {
+         if (callback(f)) {
+            var next = f.m_next;
+            if (prev) {
+               prev.m_next = next;
+            }
+            else {
+               body1.m_fixtureList = next;
+            }
+            body1.m_fixtureCount--;
+            f.m_next = body2.m_fixtureList;
+            body2.m_fixtureList = f;
+            body2.m_fixtureCount++;
+            f.m_body = body2;
+            f = next;
+         }
+         else {
+            prev = f;
+            f = f.m_next;
+         }
+      }
+      body1.ResetMassData();
+      body2.ResetMassData();
+      var center1 = body1.GetWorldCenter();
+      var center2 = body2.GetWorldCenter();
+      var velocity1 = b2Math.AddVV(linearVelocity, b2Math.CrossFV(angularVelocity, b2Math.SubtractVV(center1, center)));
+      var velocity2 = b2Math.AddVV(linearVelocity, b2Math.CrossFV(angularVelocity, b2Math.SubtractVV(center2, center)));
+      body1.SetLinearVelocity(velocity1);
+      body2.SetLinearVelocity(velocity2);
+      body1.SetAngularVelocity(angularVelocity);
+      body2.SetAngularVelocity(angularVelocity);
+      body1.SynchronizeFixtures();
+      body2.SynchronizeFixtures();
+      return body2;
+   }
+   b2Body.prototype.Merge = function (other) {
+      var f;
+      for (f = other.m_fixtureList;
+      f;) {
+         var next = f.m_next;
+         other.m_fixtureCount--;
+         f.m_next = this.m_fixtureList;
+         this.m_fixtureList = f;
+         this.m_fixtureCount++;
+         f.m_body = body2;
+         f = next;
+      }
+      body1.m_fixtureCount = 0;
+      var body1 = this;
+
+      var body2 = other;
+      var center1 = body1.GetWorldCenter();
+      var center2 = body2.GetWorldCenter();
+      var velocity1 = body1.GetLinearVelocity().Copy();
+      var velocity2 = body2.GetLinearVelocity().Copy();
+      var angular1 = body1.GetAngularVelocity();
+      var angular = body2.GetAngularVelocity();
+      body1.ResetMassData();
+      this.SynchronizeFixtures();
+   }
+   b2Body.prototype.GetMass = function () {
+      return this.m_mass;
+   }
+   b2Body.prototype.GetInertia = function () {
+      return this.m_I;
+   }
+   b2Body.prototype.GetMassData = function (data) {
+      data.mass = this.m_mass;
+      data.I = this.m_I;
+      data.center.SetV(this.m_sweep.localCenter);
+   }
+   b2Body.prototype.SetMassData = function (massData) {
+      b2Settings.b2Assert(this.m_world.IsLocked() == false);
+      if (this.m_world.IsLocked() == true) {
+         return;
+      }
+      if (this.m_type != b2Body.b2_dynamicBody) {
+         return;
+      }
+      this.m_invMass = 0.0;
+      this.m_I = 0.0;
+      this.m_invI = 0.0;
+      this.m_mass = massData.mass;
+      if (this.m_mass <= 0.0) {
+         this.m_mass = 1.0;
+      }
+      this.m_invMass = 1.0 / this.m_mass;
+      if (massData.I > 0.0 && (this.m_flags & b2Body.e_fixedRotationFlag) == 0) {
+         this.m_I = massData.I - this.m_mass * (massData.center.x * massData.center.x + massData.center.y * massData.center.y);
+         this.m_invI = 1.0 / this.m_I;
+      }
+      var oldCenter = this.m_sweep.c.Copy();
+      this.m_sweep.localCenter.SetV(massData.center);
+      this.m_sweep.c0.SetV(b2Math.MulX(this.m_xf, this.m_sweep.localCenter));
+      this.m_sweep.c.SetV(this.m_sweep.c0);
+      this.m_linearVelocity.x += this.m_angularVelocity * (-(this.m_sweep.c.y - oldCenter.y));
+      this.m_linearVelocity.y += this.m_angularVelocity * (+(this.m_sweep.c.x - oldCenter.x));
+   }
+   b2Body.prototype.ResetMassData = function () {
+      this.m_mass = 0.0;
+      this.m_invMass = 0.0;
+      this.m_I = 0.0;
+      this.m_invI = 0.0;
+      this.m_sweep.localCenter.SetZero();
+      if (this.m_type == b2Body.b2_staticBody || this.m_type == b2Body.b2_kinematicBody) {
+         return;
+      }
+      var center = b2Vec2.Make(0, 0);
+      for (var f = this.m_fixtureList; f; f = f.m_next) {
+         if (f.m_density == 0.0) {
+            continue;
+         }
+         var massData = f.GetMassData();
+         this.m_mass += massData.mass;
+         center.x += massData.center.x * massData.mass;
+         center.y += massData.center.y * massData.mass;
+         this.m_I += massData.I;
+      }
+      if (this.m_mass > 0.0) {
+         this.m_invMass = 1.0 / this.m_mass;
+         center.x *= this.m_invMass;
+         center.y *= this.m_invMass;
+      }
+      else {
+         this.m_mass = 1.0;
+         this.m_invMass = 1.0;
+      }
+      if (this.m_I > 0.0 && (this.m_flags & b2Body.e_fixedRotationFlag) == 0) {
+         this.m_I -= this.m_mass * (center.x * center.x + center.y * center.y);
+         this.m_I *= this.m_inertiaScale;
+         b2Settings.b2Assert(this.m_I > 0);
+         this.m_invI = 1.0 / this.m_I;
+      }
+      else {
+         this.m_I = 0.0;
+         this.m_invI = 0.0;
+      }
+      var oldCenter = this.m_sweep.c.Copy();
+      this.m_sweep.localCenter.SetV(center);
+      this.m_sweep.c0.SetV(b2Math.MulX(this.m_xf, this.m_sweep.localCenter));
+      this.m_sweep.c.SetV(this.m_sweep.c0);
+      this.m_linearVelocity.x += this.m_angularVelocity * (-(this.m_sweep.c.y - oldCenter.y));
+      this.m_linearVelocity.y += this.m_angularVelocity * (+(this.m_sweep.c.x - oldCenter.x));
+   }
+   b2Body.prototype.GetWorldPoint = function (localPoint) {
+      var A = this.m_xf.R;
+      var u = new b2Vec2(A.col1.x * localPoint.x + A.col2.x * localPoint.y, A.col1.y * localPoint.x + A.col2.y * localPoint.y);
+      u.x += this.m_xf.position.x;
+      u.y += this.m_xf.position.y;
+      return u;
+   }
+   b2Body.prototype.GetWorldVector = function (localVector) {
+      return b2Math.MulMV(this.m_xf.R, localVector);
+   }
+   b2Body.prototype.GetLocalPoint = function (worldPoint) {
+      return b2Math.MulXT(this.m_xf, worldPoint);
+   }
+   b2Body.prototype.GetLocalVector = function (worldVector) {
+      return b2Math.MulTMV(this.m_xf.R, worldVector);
+   }
+   b2Body.prototype.GetLinearVelocityFromWorldPoint = function (worldPoint) {
+      return new b2Vec2(this.m_linearVelocity.x - this.m_angularVelocity * (worldPoint.y - this.m_sweep.c.y), this.m_linearVelocity.y + this.m_angularVelocity * (worldPoint.x - this.m_sweep.c.x));
+   }
+   b2Body.prototype.GetLinearVelocityFromLocalPoint = function (localPoint) {
+      var A = this.m_xf.R;
+      var worldPoint = new b2Vec2(A.col1.x * localPoint.x + A.col2.x * localPoint.y, A.col1.y * localPoint.x + A.col2.y * localPoint.y);
+      worldPoint.x += this.m_xf.position.x;
+      worldPoint.y += this.m_xf.position.y;
+      return new b2Vec2(this.m_linearVelocity.x - this.m_angularVelocity * (worldPoint.y - this.m_sweep.c.y), this.m_linearVelocity.y + this.m_angularVelocity * (worldPoint.x - this.m_sweep.c.x));
+   }
+   b2Body.prototype.GetLinearDamping = function () {
+      return this.m_linearDamping;
+   }
+   b2Body.prototype.SetLinearDamping = function (linearDamping) {
+      if (linearDamping === undefined) linearDamping = 0;
+      this.m_linearDamping = linearDamping;
+   }
+   b2Body.prototype.GetAngularDamping = function () {
+      return this.m_angularDamping;
+   }
+   b2Body.prototype.SetAngularDamping = function (angularDamping) {
+      if (angularDamping === undefined) angularDamping = 0;
+      this.m_angularDamping = angularDamping;
+   }
+   b2Body.prototype.SetType = function (type) {
+      if (type === undefined) type = 0;
+      if (this.m_type == type) {
+         return;
+      }
+      this.m_type = type;
+      this.ResetMassData();
+      if (this.m_type == b2Body.b2_staticBody) {
+         this.m_linearVelocity.SetZero();
+         this.m_angularVelocity = 0.0;
+      }
+      this.SetAwake(true);
+      this.m_force.SetZero();
+      this.m_torque = 0.0;
+      for (var ce = this.m_contactList; ce; ce = ce.next) {
+         ce.contact.FlagForFiltering();
+      }
+   }
+   b2Body.prototype.GetType = function () {
+      return this.m_type;
+   }
+   b2Body.prototype.SetBullet = function (flag) {
+      if (flag) {
+         this.m_flags |= b2Body.e_bulletFlag;
+      }
+      else {
+         this.m_flags &= ~b2Body.e_bulletFlag;
+      }
+   }
+   b2Body.prototype.IsBullet = function () {
+      return (this.m_flags & b2Body.e_bulletFlag) == b2Body.e_bulletFlag;
+   }
+   b2Body.prototype.SetSleepingAllowed = function (flag) {
+      if (flag) {
+         this.m_flags |= b2Body.e_allowSleepFlag;
+      }
+      else {
+         this.m_flags &= ~b2Body.e_allowSleepFlag;
+         this.SetAwake(true);
+      }
+   }
+   b2Body.prototype.SetAwake = function (flag) {
+      if (flag) {
+         this.m_flags |= b2Body.e_awakeFlag;
+         this.m_sleepTime = 0.0;
+      }
+      else {
+         this.m_flags &= ~b2Body.e_awakeFlag;
+         this.m_sleepTime = 0.0;
+         this.m_linearVelocity.SetZero();
+         this.m_angularVelocity = 0.0;
+         this.m_force.SetZero();
+         this.m_torque = 0.0;
+      }
+   }
+   b2Body.prototype.IsAwake = function () {
+      return (this.m_flags & b2Body.e_awakeFlag) == b2Body.e_awakeFlag;
+   }
+   b2Body.prototype.SetFixedRotation = function (fixed) {
+      if (fixed) {
+         this.m_flags |= b2Body.e_fixedRotationFlag;
+      }
+      else {
+         this.m_flags &= ~b2Body.e_fixedRotationFlag;
+      }
+      this.ResetMassData();
+   }
+   b2Body.prototype.IsFixedRotation = function () {
+      return (this.m_flags & b2Body.e_fixedRotationFlag) == b2Body.e_fixedRotationFlag;
+   }
+   b2Body.prototype.SetActive = function (flag) {
+      if (flag == this.IsActive()) {
+         return;
+      }
+      var broadPhase;
+      var f;
+      if (flag) {
+         this.m_flags |= b2Body.e_activeFlag;
+         broadPhase = this.m_world.m_contactManager.m_broadPhase;
+         for (f = this.m_fixtureList;
+         f; f = f.m_next) {
+            f.CreateProxy(broadPhase, this.m_xf);
+         }
+      }
+      else {
+         this.m_flags &= ~b2Body.e_activeFlag;
+         broadPhase = this.m_world.m_contactManager.m_broadPhase;
+         for (f = this.m_fixtureList;
+         f; f = f.m_next) {
+            f.DestroyProxy(broadPhase);
+         }
+         var ce = this.m_contactList;
+         while (ce) {
+            var ce0 = ce;
+            ce = ce.next;
+            this.m_world.m_contactManager.Destroy(ce0.contact);
+         }
+         this.m_contactList = null;
+      }
+   }
+   b2Body.prototype.IsActive = function () {
+      return (this.m_flags & b2Body.e_activeFlag) == b2Body.e_activeFlag;
+   }
+   b2Body.prototype.IsSleepingAllowed = function () {
+      return (this.m_flags & b2Body.e_allowSleepFlag) == b2Body.e_allowSleepFlag;
+   }
+   b2Body.prototype.GetFixtureList = function () {
+      return this.m_fixtureList;
+   }
+   b2Body.prototype.GetJointList = function () {
+      return this.m_jointList;
+   }
+   b2Body.prototype.GetControllerList = function () {
+      return this.m_controllerList;
+   }
+   b2Body.prototype.GetContactList = function () {
+      return this.m_contactList;
+   }
+   b2Body.prototype.GetNext = function () {
+      return this.m_next;
+   }
+   b2Body.prototype.GetUserData = function () {
+      return this.m_userData;
+   }
+   b2Body.prototype.SetUserData = function (data) {
+      this.m_userData = data;
+   }
+   b2Body.prototype.GetWorld = function () {
+      return this.m_world;
+   }
+   b2Body.prototype.b2Body = function (bd, world) {
+      this.m_flags = 0;
+      if (bd.bullet) {
+         this.m_flags |= b2Body.e_bulletFlag;
+      }
+      if (bd.fixedRotation) {
+         this.m_flags |= b2Body.e_fixedRotationFlag;
+      }
+      if (bd.allowSleep) {
+         this.m_flags |= b2Body.e_allowSleepFlag;
+      }
+      if (bd.awake) {
+         this.m_flags |= b2Body.e_awakeFlag;
+      }
+      if (bd.active) {
+         this.m_flags |= b2Body.e_activeFlag;
+      }
+      this.m_world = world;
+      this.m_xf.position.SetV(bd.position);
+      this.m_xf.R.Set(bd.angle);
+      this.m_sweep.localCenter.SetZero();
+      this.m_sweep.t0 = 1.0;
+      this.m_sweep.a0 = this.m_sweep.a = bd.angle;
+      var tMat = this.m_xf.R;
+      var tVec = this.m_sweep.localCenter;
+      this.m_sweep.c.x = (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      this.m_sweep.c.y = (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      this.m_sweep.c.x += this.m_xf.position.x;
+      this.m_sweep.c.y += this.m_xf.position.y;
+      this.m_sweep.c0.SetV(this.m_sweep.c);
+      this.m_jointList = null;
+      this.m_controllerList = null;
+      this.m_contactList = null;
+      this.m_controllerCount = 0;
+      this.m_prev = null;
+      this.m_next = null;
+      this.m_linearVelocity.SetV(bd.linearVelocity);
+      this.m_angularVelocity = bd.angularVelocity;
+      this.m_linearDamping = bd.linearDamping;
+      this.m_angularDamping = bd.angularDamping;
+      this.m_force.Set(0.0, 0.0);
+      this.m_torque = 0.0;
+      this.m_sleepTime = 0.0;
+      this.m_type = bd.type;
+      if (this.m_type == b2Body.b2_dynamicBody) {
+         this.m_mass = 1.0;
+         this.m_invMass = 1.0;
+      }
+      else {
+         this.m_mass = 0.0;
+         this.m_invMass = 0.0;
+      }
+      this.m_I = 0.0;
+      this.m_invI = 0.0;
+      this.m_inertiaScale = bd.inertiaScale;
+      this.m_userData = bd.userData;
+      this.m_fixtureList = null;
+      this.m_fixtureCount = 0;
+   }
+   b2Body.prototype.SynchronizeFixtures = function () {
+      var xf1 = b2Body.s_xf1;
+      xf1.R.Set(this.m_sweep.a0);
+      var tMat = xf1.R;
+      var tVec = this.m_sweep.localCenter;
+      xf1.position.x = this.m_sweep.c0.x - (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      xf1.position.y = this.m_sweep.c0.y - (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+      var f;
+      var broadPhase = this.m_world.m_contactManager.m_broadPhase;
+      for (f = this.m_fixtureList;
+      f; f = f.m_next) {
+         f.Synchronize(broadPhase, xf1, this.m_xf);
+      }
+   }
+   b2Body.prototype.SynchronizeTransform = function () {
+      this.m_xf.R.Set(this.m_sweep.a);
+      var tMat = this.m_xf.R;
+      var tVec = this.m_sweep.localCenter;
+      this.m_xf.position.x = this.m_sweep.c.x - (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+      this.m_xf.position.y = this.m_sweep.c.y - (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+   }
+   b2Body.prototype.ShouldCollide = function (other) {
+      if (this.m_type != b2Body.b2_dynamicBody && other.m_type != b2Body.b2_dynamicBody) {
+         return false;
+      }
+      for (var jn = this.m_jointList; jn; jn = jn.next) {
+         if (jn.other == other) if (jn.joint.m_collideConnected == false) {
+            return false;
+         }
+      }
+      return true;
+   }
+   b2Body.prototype.Advance = function (t) {
+      if (t === undefined) t = 0;
+      this.m_sweep.Advance(t);
+      this.m_sweep.c.SetV(this.m_sweep.c0);
+      this.m_sweep.a = this.m_sweep.a0;
+      this.SynchronizeTransform();
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.b2Body.s_xf1 = new b2Transform();
+      Box2D.Dynamics.b2Body.e_islandFlag = 0x0001;
+      Box2D.Dynamics.b2Body.e_awakeFlag = 0x0002;
+      Box2D.Dynamics.b2Body.e_allowSleepFlag = 0x0004;
+      Box2D.Dynamics.b2Body.e_bulletFlag = 0x0008;
+      Box2D.Dynamics.b2Body.e_fixedRotationFlag = 0x0010;
+      Box2D.Dynamics.b2Body.e_activeFlag = 0x0020;
+      Box2D.Dynamics.b2Body.b2_staticBody = 0;
+      Box2D.Dynamics.b2Body.b2_kinematicBody = 1;
+      Box2D.Dynamics.b2Body.b2_dynamicBody = 2;
+   });
+   b2BodyDef.b2BodyDef = function () {
+      this.position = new b2Vec2();
+      this.linearVelocity = new b2Vec2();
+   };
+   b2BodyDef.prototype.b2BodyDef = function () {
+      this.userData = null;
+      this.position.Set(0.0, 0.0);
+      this.angle = 0.0;
+      this.linearVelocity.Set(0, 0);
+      this.angularVelocity = 0.0;
+      this.linearDamping = 0.0;
+      this.angularDamping = 0.0;
+      this.allowSleep = true;
+      this.awake = true;
+      this.fixedRotation = false;
+      this.bullet = false;
+      this.type = b2Body.b2_staticBody;
+      this.active = true;
+      this.inertiaScale = 1.0;
+   }
+   b2ContactFilter.b2ContactFilter = function () {};
+   b2ContactFilter.prototype.ShouldCollide = function (fixtureA, fixtureB) {
+      var filter1 = fixtureA.GetFilterData();
+      var filter2 = fixtureB.GetFilterData();
+      if (filter1.groupIndex == filter2.groupIndex && filter1.groupIndex != 0) {
+         return filter1.groupIndex > 0;
+      }
+      var collide = (filter1.maskBits & filter2.categoryBits) != 0 && (filter1.categoryBits & filter2.maskBits) != 0;
+      return collide;
+   }
+   b2ContactFilter.prototype.RayCollide = function (userData, fixture) {
+      if (!userData) return true;
+      return this.ShouldCollide((userData instanceof b2Fixture ? userData : null), fixture);
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.b2ContactFilter.b2_defaultFilter = new b2ContactFilter();
+   });
+   b2ContactImpulse.b2ContactImpulse = function () {
+      this.normalImpulses = new Vector_a2j_Number(b2Settings.b2_maxManifoldPoints);
+      this.tangentImpulses = new Vector_a2j_Number(b2Settings.b2_maxManifoldPoints);
+   };
+   b2ContactListener.b2ContactListener = function () {};
+   b2ContactListener.prototype.BeginContact = function (contact) {}
+   b2ContactListener.prototype.EndContact = function (contact) {}
+   b2ContactListener.prototype.PreSolve = function (contact, oldManifold) {}
+   b2ContactListener.prototype.PostSolve = function (contact, impulse) {}
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.b2ContactListener.b2_defaultListener = new b2ContactListener();
+   });
+   b2ContactManager.b2ContactManager = function () {};
+   b2ContactManager.prototype.b2ContactManager = function () {
+      this.m_world = null;
+      this.m_contactCount = 0;
+      this.m_contactFilter = b2ContactFilter.b2_defaultFilter;
+      this.m_contactListener = b2ContactListener.b2_defaultListener;
+      this.m_contactFactory = new b2ContactFactory(this.m_allocator);
+      this.m_broadPhase = new b2DynamicTreeBroadPhase();
+   }
+   b2ContactManager.prototype.AddPair = function (proxyUserDataA, proxyUserDataB) {
+      var fixtureA = (proxyUserDataA instanceof b2Fixture ? proxyUserDataA : null);
+      var fixtureB = (proxyUserDataB instanceof b2Fixture ? proxyUserDataB : null);
+      var bodyA = fixtureA.GetBody();
+      var bodyB = fixtureB.GetBody();
+      if (bodyA == bodyB) return;
+      var edge = bodyB.GetContactList();
+      while (edge) {
+         if (edge.other == bodyA) {
+            var fA = edge.contact.GetFixtureA();
+            var fB = edge.contact.GetFixtureB();
+            if (fA == fixtureA && fB == fixtureB) return;
+            if (fA == fixtureB && fB == fixtureA) return;
+         }
+         edge = edge.next;
+      }
+      if (bodyB.ShouldCollide(bodyA) == false) {
+         return;
+      }
+      if (this.m_contactFilter.ShouldCollide(fixtureA, fixtureB) == false) {
+         return;
+      }
+      var c = this.m_contactFactory.Create(fixtureA, fixtureB);
+      fixtureA = c.GetFixtureA();
+      fixtureB = c.GetFixtureB();
+      bodyA = fixtureA.m_body;
+      bodyB = fixtureB.m_body;
+      c.m_prev = null;
+      c.m_next = this.m_world.m_contactList;
+      if (this.m_world.m_contactList != null) {
+         this.m_world.m_contactList.m_prev = c;
+      }
+      this.m_world.m_contactList = c;
+      c.m_nodeA.contact = c;
+      c.m_nodeA.other = bodyB;
+      c.m_nodeA.prev = null;
+      c.m_nodeA.next = bodyA.m_contactList;
+      if (bodyA.m_contactList != null) {
+         bodyA.m_contactList.prev = c.m_nodeA;
+      }
+      bodyA.m_contactList = c.m_nodeA;
+      c.m_nodeB.contact = c;
+      c.m_nodeB.other = bodyA;
+      c.m_nodeB.prev = null;
+      c.m_nodeB.next = bodyB.m_contactList;
+      if (bodyB.m_contactList != null) {
+         bodyB.m_contactList.prev = c.m_nodeB;
+      }
+      bodyB.m_contactList = c.m_nodeB;
+      ++this.m_world.m_contactCount;
+      return;
+   }
+   b2ContactManager.prototype.FindNewContacts = function () {
+      this.m_broadPhase.UpdatePairs(Box2D.generateCallback(this, this.AddPair));
+   }
+   b2ContactManager.prototype.Destroy = function (c) {
+      var fixtureA = c.GetFixtureA();
+      var fixtureB = c.GetFixtureB();
+      var bodyA = fixtureA.GetBody();
+      var bodyB = fixtureB.GetBody();
+      if (c.IsTouching()) {
+         this.m_contactListener.EndContact(c);
+      }
+      if (c.m_prev) {
+         c.m_prev.m_next = c.m_next;
+      }
+      if (c.m_next) {
+         c.m_next.m_prev = c.m_prev;
+      }
+      if (c == this.m_world.m_contactList) {
+         this.m_world.m_contactList = c.m_next;
+      }
+      if (c.m_nodeA.prev) {
+         c.m_nodeA.prev.next = c.m_nodeA.next;
+      }
+      if (c.m_nodeA.next) {
+         c.m_nodeA.next.prev = c.m_nodeA.prev;
+      }
+      if (c.m_nodeA == bodyA.m_contactList) {
+         bodyA.m_contactList = c.m_nodeA.next;
+      }
+      if (c.m_nodeB.prev) {
+         c.m_nodeB.prev.next = c.m_nodeB.next;
+      }
+      if (c.m_nodeB.next) {
+         c.m_nodeB.next.prev = c.m_nodeB.prev;
+      }
+      if (c.m_nodeB == bodyB.m_contactList) {
+         bodyB.m_contactList = c.m_nodeB.next;
+      }
+      this.m_contactFactory.Destroy(c);
+      --this.m_contactCount;
+   }
+   b2ContactManager.prototype.Collide = function () {
+      var c = this.m_world.m_contactList;
+      while (c) {
+         var fixtureA = c.GetFixtureA();
+         var fixtureB = c.GetFixtureB();
+         var bodyA = fixtureA.GetBody();
+         var bodyB = fixtureB.GetBody();
+         if (bodyA.IsAwake() == false && bodyB.IsAwake() == false) {
+            c = c.GetNext();
+            continue;
+         }
+         if (c.m_flags & b2Contact.e_filterFlag) {
+            if (bodyB.ShouldCollide(bodyA) == false) {
+               var cNuke = c;
+               c = cNuke.GetNext();
+               this.Destroy(cNuke);
+               continue;
+            }
+            if (this.m_contactFilter.ShouldCollide(fixtureA, fixtureB) == false) {
+               cNuke = c;
+               c = cNuke.GetNext();
+               this.Destroy(cNuke);
+               continue;
+            }
+            c.m_flags &= ~b2Contact.e_filterFlag;
+         }
+         var proxyA = fixtureA.m_proxy;
+         var proxyB = fixtureB.m_proxy;
+         var overlap = this.m_broadPhase.TestOverlap(proxyA, proxyB);
+         if (overlap == false) {
+            cNuke = c;
+            c = cNuke.GetNext();
+            this.Destroy(cNuke);
+            continue;
+         }
+         c.Update(this.m_contactListener);
+         c = c.GetNext();
+      }
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.b2ContactManager.s_evalCP = new b2ContactPoint();
+   });
+   b2DebugDraw.b2DebugDraw = function () {};
+   b2DebugDraw.prototype.b2DebugDraw = function () {}
+   b2DebugDraw.prototype.SetFlags = function (flags) {
+      if (flags === undefined) flags = 0;
+   }
+   b2DebugDraw.prototype.GetFlags = function () {}
+   b2DebugDraw.prototype.AppendFlags = function (flags) {
+      if (flags === undefined) flags = 0;
+   }
+   b2DebugDraw.prototype.ClearFlags = function (flags) {
+      if (flags === undefined) flags = 0;
+   }
+   b2DebugDraw.prototype.SetSprite = function (sprite) {}
+   b2DebugDraw.prototype.GetSprite = function () {}
+   b2DebugDraw.prototype.SetDrawScale = function (drawScale) {
+      if (drawScale === undefined) drawScale = 0;
+   }
+   b2DebugDraw.prototype.GetDrawScale = function () {}
+   b2DebugDraw.prototype.SetLineThickness = function (lineThickness) {
+      if (lineThickness === undefined) lineThickness = 0;
+   }
+   b2DebugDraw.prototype.GetLineThickness = function () {}
+   b2DebugDraw.prototype.SetAlpha = function (alpha) {
+      if (alpha === undefined) alpha = 0;
+   }
+   b2DebugDraw.prototype.GetAlpha = function () {}
+   b2DebugDraw.prototype.SetFillAlpha = function (alpha) {
+      if (alpha === undefined) alpha = 0;
+   }
+   b2DebugDraw.prototype.GetFillAlpha = function () {}
+   b2DebugDraw.prototype.SetXFormScale = function (xformScale) {
+      if (xformScale === undefined) xformScale = 0;
+   }
+   b2DebugDraw.prototype.GetXFormScale = function () {}
+   b2DebugDraw.prototype.DrawPolygon = function (vertices, vertexCount, color) {
+      if (vertexCount === undefined) vertexCount = 0;
+   }
+   b2DebugDraw.prototype.DrawSolidPolygon = function (vertices, vertexCount, color) {
+      if (vertexCount === undefined) vertexCount = 0;
+   }
+   b2DebugDraw.prototype.DrawCircle = function (center, radius, color) {
+      if (radius === undefined) radius = 0;
+   }
+   b2DebugDraw.prototype.DrawSolidCircle = function (center, radius, axis, color) {
+      if (radius === undefined) radius = 0;
+   }
+   b2DebugDraw.prototype.DrawSegment = function (p1, p2, color) {}
+   b2DebugDraw.prototype.DrawTransform = function (xf) {}
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.b2DebugDraw.e_shapeBit = 0x0001;
+      Box2D.Dynamics.b2DebugDraw.e_jointBit = 0x0002;
+      Box2D.Dynamics.b2DebugDraw.e_aabbBit = 0x0004;
+      Box2D.Dynamics.b2DebugDraw.e_pairBit = 0x0008;
+      Box2D.Dynamics.b2DebugDraw.e_centerOfMassBit = 0x0010;
+      Box2D.Dynamics.b2DebugDraw.e_controllerBit = 0x0020;
+   });
+   b2DestructionListener.b2DestructionListener = function () {};
+   b2DestructionListener.prototype.SayGoodbyeJoint = function (joint) {}
+   b2DestructionListener.prototype.SayGoodbyeFixture = function (fixture) {}
+   b2FilterData.b2FilterData = function () {
+      this.categoryBits = 0x0001;
+      this.maskBits = 0xFFFF;
+      this.groupIndex = 0;
+   };
+   b2FilterData.prototype.Copy = function () {
+      var copy = new b2FilterData();
+      copy.categoryBits = this.categoryBits;
+      copy.maskBits = this.maskBits;
+      copy.groupIndex = this.groupIndex;
+      return copy;
+   }
+   b2Fixture.b2Fixture = function () {
+      this.m_filter = new b2FilterData();
+   };
+   b2Fixture.prototype.GetType = function () {
+      return this.m_shape.GetType();
+   }
+   b2Fixture.prototype.GetShape = function () {
+      return this.m_shape;
+   }
+   b2Fixture.prototype.SetSensor = function (sensor) {
+      if (this.m_isSensor == sensor) return;
+      this.m_isSensor = sensor;
+      if (this.m_body == null) return;
+      var edge = this.m_body.GetContactList();
+      while (edge) {
+         var contact = edge.contact;
+         var fixtureA = contact.GetFixtureA();
+         var fixtureB = contact.GetFixtureB();
+         if (fixtureA == this || fixtureB == this) contact.SetSensor(fixtureA.IsSensor() || fixtureB.IsSensor());
+         edge = edge.next;
+      }
+   }
+   b2Fixture.prototype.IsSensor = function () {
+      return this.m_isSensor;
+   }
+   b2Fixture.prototype.SetFilterData = function (filter) {
+      this.m_filter = filter.Copy();
+      if (this.m_body) return;
+      var edge = this.m_body.GetContactList();
+      while (edge) {
+         var contact = edge.contact;
+         var fixtureA = contact.GetFixtureA();
+         var fixtureB = contact.GetFixtureB();
+         if (fixtureA == this || fixtureB == this) contact.FlagForFiltering();
+         edge = edge.next;
+      }
+   }
+   b2Fixture.prototype.GetFilterData = function () {
+      return this.m_filter.Copy();
+   }
+   b2Fixture.prototype.GetBody = function () {
+      return this.m_body;
+   }
+   b2Fixture.prototype.GetNext = function () {
+      return this.m_next;
+   }
+   b2Fixture.prototype.GetUserData = function () {
+      return this.m_userData;
+   }
+   b2Fixture.prototype.SetUserData = function (data) {
+      this.m_userData = data;
+   }
+   b2Fixture.prototype.TestPoint = function (p) {
+      return this.m_shape.TestPoint(this.m_body.GetTransform(), p);
+   }
+   b2Fixture.prototype.RayCast = function (output, input) {
+      return this.m_shape.RayCast(output, input, this.m_body.GetTransform());
+   }
+   b2Fixture.prototype.GetMassData = function (massData) {
+      if (massData === undefined) massData = null;
+      if (massData == null) {
+         massData = new b2MassData();
+      }
+      this.m_shape.ComputeMass(massData, this.m_density);
+      return massData;
+   }
+   b2Fixture.prototype.SetDensity = function (density) {
+      if (density === undefined) density = 0;
+      this.m_density = density;
+   }
+   b2Fixture.prototype.GetDensity = function () {
+      return this.m_density;
+   }
+   b2Fixture.prototype.GetFriction = function () {
+      return this.m_friction;
+   }
+   b2Fixture.prototype.SetFriction = function (friction) {
+      if (friction === undefined) friction = 0;
+      this.m_friction = friction;
+   }
+   b2Fixture.prototype.GetRestitution = function () {
+      return this.m_restitution;
+   }
+   b2Fixture.prototype.SetRestitution = function (restitution) {
+      if (restitution === undefined) restitution = 0;
+      this.m_restitution = restitution;
+   }
+   b2Fixture.prototype.GetAABB = function () {
+      return this.m_aabb;
+   }
+   b2Fixture.prototype.b2Fixture = function () {
+      this.m_aabb = new b2AABB();
+      this.m_userData = null;
+      this.m_body = null;
+      this.m_next = null;
+      this.m_shape = null;
+      this.m_density = 0.0;
+      this.m_friction = 0.0;
+      this.m_restitution = 0.0;
+   }
+   b2Fixture.prototype.Create = function (body, xf, def) {
+      this.m_userData = def.userData;
+      this.m_friction = def.friction;
+      this.m_restitution = def.restitution;
+      this.m_body = body;
+      this.m_next = null;
+      this.m_filter = def.filter.Copy();
+      this.m_isSensor = def.isSensor;
+      this.m_shape = def.shape.Copy();
+      this.m_density = def.density;
+   }
+   b2Fixture.prototype.Destroy = function () {
+      this.m_shape = null;
+   }
+   b2Fixture.prototype.CreateProxy = function (broadPhase, xf) {
+      this.m_shape.ComputeAABB(this.m_aabb, xf);
+      this.m_proxy = broadPhase.CreateProxy(this.m_aabb, this);
+   }
+   b2Fixture.prototype.DestroyProxy = function (broadPhase) {
+      if (this.m_proxy == null) {
+         return;
+      }
+      broadPhase.DestroyProxy(this.m_proxy);
+      this.m_proxy = null;
+   }
+   b2Fixture.prototype.Synchronize = function (broadPhase, transform1, transform2) {
+      if (!this.m_proxy) return;
+      var aabb1 = new b2AABB();
+      var aabb2 = new b2AABB();
+      this.m_shape.ComputeAABB(aabb1, transform1);
+      this.m_shape.ComputeAABB(aabb2, transform2);
+      this.m_aabb.Combine(aabb1, aabb2);
+      var displacement = b2Math.SubtractVV(transform2.position, transform1.position);
+      broadPhase.MoveProxy(this.m_proxy, this.m_aabb, displacement);
+   }
+   b2FixtureDef.b2FixtureDef = function () {
+      this.filter = new b2FilterData();
+   };
+   b2FixtureDef.prototype.b2FixtureDef = function () {
+      this.shape = null;
+      this.userData = null;
+      this.friction = 0.2;
+      this.restitution = 0.0;
+      this.density = 0.0;
+      this.filter.categoryBits = 0x0001;
+      this.filter.maskBits = 0xFFFF;
+      this.filter.groupIndex = 0;
+      this.isSensor = false;
+   }
+   b2Island.b2Island = function () {};
+   b2Island.prototype.b2Island = function () {
+      this.m_bodies = new Vector();
+      this.m_contacts = new Vector();
+      this.m_joints = new Vector();
+   }
+   b2Island.prototype.Initialize = function (bodyCapacity, contactCapacity, jointCapacity, allocator, listener, contactSolver) {
+      if (bodyCapacity === undefined) bodyCapacity = 0;
+      if (contactCapacity === undefined) contactCapacity = 0;
+      if (jointCapacity === undefined) jointCapacity = 0;
+      var i = 0;
+      this.m_bodyCapacity = bodyCapacity;
+      this.m_contactCapacity = contactCapacity;
+      this.m_jointCapacity = jointCapacity;
+      this.m_bodyCount = 0;
+      this.m_contactCount = 0;
+      this.m_jointCount = 0;
+      this.m_allocator = allocator;
+      this.m_listener = listener;
+      this.m_contactSolver = contactSolver;
+      for (i = this.m_bodies.length;
+      i < bodyCapacity; i++)
+      this.m_bodies[i] = null;
+      for (i = this.m_contacts.length;
+      i < contactCapacity; i++)
+      this.m_contacts[i] = null;
+      for (i = this.m_joints.length;
+      i < jointCapacity; i++)
+      this.m_joints[i] = null;
+   }
+   b2Island.prototype.Clear = function () {
+      this.m_bodyCount = 0;
+      this.m_contactCount = 0;
+      this.m_jointCount = 0;
+   }
+   b2Island.prototype.Solve = function (step, gravity, allowSleep) {
+      var i = 0;
+      var j = 0;
+      var b;
+      var joint;
+      for (i = 0;
+      i < this.m_bodyCount; ++i) {
+         b = this.m_bodies[i];
+         if (b.GetType() != b2Body.b2_dynamicBody) continue;
+         b.m_linearVelocity.x += step.dt * (gravity.x + b.m_invMass * b.m_force.x);
+         b.m_linearVelocity.y += step.dt * (gravity.y + b.m_invMass * b.m_force.y);
+         b.m_angularVelocity += step.dt * b.m_invI * b.m_torque;
+         b.m_linearVelocity.Multiply(b2Math.Clamp(1.0 - step.dt * b.m_linearDamping, 0.0, 1.0));
+         b.m_angularVelocity *= b2Math.Clamp(1.0 - step.dt * b.m_angularDamping, 0.0, 1.0);
+      }
+      this.m_contactSolver.Initialize(step, this.m_contacts, this.m_contactCount, this.m_allocator);
+      var contactSolver = this.m_contactSolver;
+      contactSolver.InitVelocityConstraints(step);
+      for (i = 0;
+      i < this.m_jointCount; ++i) {
+         joint = this.m_joints[i];
+         joint.InitVelocityConstraints(step);
+      }
+      for (i = 0;
+      i < step.velocityIterations; ++i) {
+         for (j = 0;
+         j < this.m_jointCount; ++j) {
+            joint = this.m_joints[j];
+            joint.SolveVelocityConstraints(step);
+         }
+         contactSolver.SolveVelocityConstraints();
+      }
+      for (i = 0;
+      i < this.m_jointCount; ++i) {
+         joint = this.m_joints[i];
+         joint.FinalizeVelocityConstraints();
+      }
+      contactSolver.FinalizeVelocityConstraints();
+      for (i = 0;
+      i < this.m_bodyCount; ++i) {
+         b = this.m_bodies[i];
+         if (b.GetType() == b2Body.b2_staticBody) continue;
+         var translationX = step.dt * b.m_linearVelocity.x;
+         var translationY = step.dt * b.m_linearVelocity.y;
+         if ((translationX * translationX + translationY * translationY) > b2Settings.b2_maxTranslationSquared) {
+            b.m_linearVelocity.Normalize();
+            b.m_linearVelocity.x *= b2Settings.b2_maxTranslation * step.inv_dt;
+            b.m_linearVelocity.y *= b2Settings.b2_maxTranslation * step.inv_dt;
+         }
+         var rotation = step.dt * b.m_angularVelocity;
+         if (rotation * rotation > b2Settings.b2_maxRotationSquared) {
+            if (b.m_angularVelocity < 0.0) {
+               b.m_angularVelocity = (-b2Settings.b2_maxRotation * step.inv_dt);
+            }
+            else {
+               b.m_angularVelocity = b2Settings.b2_maxRotation * step.inv_dt;
+            }
+         }
+         b.m_sweep.c0.SetV(b.m_sweep.c);
+         b.m_sweep.a0 = b.m_sweep.a;
+         b.m_sweep.c.x += step.dt * b.m_linearVelocity.x;
+         b.m_sweep.c.y += step.dt * b.m_linearVelocity.y;
+         b.m_sweep.a += step.dt * b.m_angularVelocity;
+         b.SynchronizeTransform();
+      }
+      for (i = 0;
+      i < step.positionIterations; ++i) {
+         var contactsOkay = contactSolver.SolvePositionConstraints(b2Settings.b2_contactBaumgarte);
+         var jointsOkay = true;
+         for (j = 0;
+         j < this.m_jointCount; ++j) {
+            joint = this.m_joints[j];
+            var jointOkay = joint.SolvePositionConstraints(b2Settings.b2_contactBaumgarte);
+            jointsOkay = jointsOkay && jointOkay;
+         }
+         if (contactsOkay && jointsOkay) {
+            break;
+         }
+      }
+      this.Report(contactSolver.m_constraints);
+      if (allowSleep) {
+         var minSleepTime = Number.MAX_VALUE;
+         var linTolSqr = b2Settings.b2_linearSleepTolerance * b2Settings.b2_linearSleepTolerance;
+         var angTolSqr = b2Settings.b2_angularSleepTolerance * b2Settings.b2_angularSleepTolerance;
+         for (i = 0;
+         i < this.m_bodyCount; ++i) {
+            b = this.m_bodies[i];
+            if (b.GetType() == b2Body.b2_staticBody) {
+               continue;
+            }
+            if ((b.m_flags & b2Body.e_allowSleepFlag) == 0) {
+               b.m_sleepTime = 0.0;
+               minSleepTime = 0.0;
+            }
+            if ((b.m_flags & b2Body.e_allowSleepFlag) == 0 || b.m_angularVelocity * b.m_angularVelocity > angTolSqr || b2Math.Dot(b.m_linearVelocity, b.m_linearVelocity) > linTolSqr) {
+               b.m_sleepTime = 0.0;
+               minSleepTime = 0.0;
+            }
+            else {
+               b.m_sleepTime += step.dt;
+               minSleepTime = b2Math.Min(minSleepTime, b.m_sleepTime);
+            }
+         }
+         if (minSleepTime >= b2Settings.b2_timeToSleep) {
+            for (i = 0;
+            i < this.m_bodyCount; ++i) {
+               b = this.m_bodies[i];
+               b.SetAwake(false);
+            }
+         }
+      }
+   }
+   b2Island.prototype.SolveTOI = function (subStep) {
+      var i = 0;
+      var j = 0;
+      this.m_contactSolver.Initialize(subStep, this.m_contacts, this.m_contactCount, this.m_allocator);
+      var contactSolver = this.m_contactSolver;
+      for (i = 0;
+      i < this.m_jointCount; ++i) {
+         this.m_joints[i].InitVelocityConstraints(subStep);
+      }
+      for (i = 0;
+      i < subStep.velocityIterations; ++i) {
+         contactSolver.SolveVelocityConstraints();
+         for (j = 0;
+         j < this.m_jointCount; ++j) {
+            this.m_joints[j].SolveVelocityConstraints(subStep);
+         }
+      }
+      for (i = 0;
+      i < this.m_bodyCount; ++i) {
+         var b = this.m_bodies[i];
+         if (b.GetType() == b2Body.b2_staticBody) continue;
+         var translationX = subStep.dt * b.m_linearVelocity.x;
+         var translationY = subStep.dt * b.m_linearVelocity.y;
+         if ((translationX * translationX + translationY * translationY) > b2Settings.b2_maxTranslationSquared) {
+            b.m_linearVelocity.Normalize();
+            b.m_linearVelocity.x *= b2Settings.b2_maxTranslation * subStep.inv_dt;
+            b.m_linearVelocity.y *= b2Settings.b2_maxTranslation * subStep.inv_dt;
+         }
+         var rotation = subStep.dt * b.m_angularVelocity;
+         if (rotation * rotation > b2Settings.b2_maxRotationSquared) {
+            if (b.m_angularVelocity < 0.0) {
+               b.m_angularVelocity = (-b2Settings.b2_maxRotation * subStep.inv_dt);
+            }
+            else {
+               b.m_angularVelocity = b2Settings.b2_maxRotation * subStep.inv_dt;
+            }
+         }
+         b.m_sweep.c0.SetV(b.m_sweep.c);
+         b.m_sweep.a0 = b.m_sweep.a;
+         b.m_sweep.c.x += subStep.dt * b.m_linearVelocity.x;
+         b.m_sweep.c.y += subStep.dt * b.m_linearVelocity.y;
+         b.m_sweep.a += subStep.dt * b.m_angularVelocity;
+         b.SynchronizeTransform();
+      }
+      var k_toiBaumgarte = 0.75;
+      for (i = 0;
+      i < subStep.positionIterations; ++i) {
+         var contactsOkay = contactSolver.SolvePositionConstraints(k_toiBaumgarte);
+         var jointsOkay = true;
+         for (j = 0;
+         j < this.m_jointCount; ++j) {
+            var jointOkay = this.m_joints[j].SolvePositionConstraints(b2Settings.b2_contactBaumgarte);
+            jointsOkay = jointsOkay && jointOkay;
+         }
+         if (contactsOkay && jointsOkay) {
+            break;
+         }
+      }
+      this.Report(contactSolver.m_constraints);
+   }
+   b2Island.prototype.Report = function (constraints) {
+      if (this.m_listener == null) {
+         return;
+      }
+      for (var i = 0; i < this.m_contactCount; ++i) {
+         var c = this.m_contacts[i];
+         var cc = constraints[i];
+         for (var j = 0; j < cc.pointCount; ++j) {
+            b2Island.s_impulse.normalImpulses[j] = cc.points[j].normalImpulse;
+            b2Island.s_impulse.tangentImpulses[j] = cc.points[j].tangentImpulse;
+         }
+         this.m_listener.PostSolve(c, b2Island.s_impulse);
+      }
+   }
+   b2Island.prototype.AddBody = function (body) {
+      body.m_islandIndex = this.m_bodyCount;
+      this.m_bodies[this.m_bodyCount++] = body;
+   }
+   b2Island.prototype.AddContact = function (contact) {
+      this.m_contacts[this.m_contactCount++] = contact;
+   }
+   b2Island.prototype.AddJoint = function (joint) {
+      this.m_joints[this.m_jointCount++] = joint;
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.b2Island.s_impulse = new b2ContactImpulse();
+   });
+   b2TimeStep.b2TimeStep = function () {};
+   b2TimeStep.prototype.Set = function (step) {
+      this.dt = step.dt;
+      this.inv_dt = step.inv_dt;
+      this.positionIterations = step.positionIterations;
+      this.velocityIterations = step.velocityIterations;
+      this.warmStarting = step.warmStarting;
+   }
+   b2World.b2World = function () {
+      this.s_stack = new Vector();
+      this.m_contactManager = new b2ContactManager();
+      this.m_contactSolver = new b2ContactSolver();
+      this.m_island = new b2Island();
+   };
+   b2World.prototype.b2World = function (gravity, doSleep) {
+      this.m_destructionListener = null;
+      this.m_debugDraw = null;
+      this.m_bodyList = null;
+      this.m_contactList = null;
+      this.m_jointList = null;
+      this.m_controllerList = null;
+      this.m_bodyCount = 0;
+      this.m_contactCount = 0;
+      this.m_jointCount = 0;
+      this.m_controllerCount = 0;
+      b2World.m_warmStarting = true;
+      b2World.m_continuousPhysics = true;
+      this.m_allowSleep = doSleep;
+      this.m_gravity = gravity;
+      this.m_inv_dt0 = 0.0;
+      this.m_contactManager.m_world = this;
+      var bd = new b2BodyDef();
+      this.m_groundBody = this.CreateBody(bd);
+   }
+   b2World.prototype.SetDestructionListener = function (listener) {
+      this.m_destructionListener = listener;
+   }
+   b2World.prototype.SetContactFilter = function (filter) {
+      this.m_contactManager.m_contactFilter = filter;
+   }
+   b2World.prototype.SetContactListener = function (listener) {
+      this.m_contactManager.m_contactListener = listener;
+   }
+   b2World.prototype.SetDebugDraw = function (debugDraw) {
+      this.m_debugDraw = debugDraw;
+   }
+   b2World.prototype.SetBroadPhase = function (broadPhase) {
+      var oldBroadPhase = this.m_contactManager.m_broadPhase;
+      this.m_contactManager.m_broadPhase = broadPhase;
+      for (var b = this.m_bodyList; b; b = b.m_next) {
+         for (var f = b.m_fixtureList; f; f = f.m_next) {
+            f.m_proxy = broadPhase.CreateProxy(oldBroadPhase.GetFatAABB(f.m_proxy), f);
+         }
+      }
+   }
+   b2World.prototype.Validate = function () {
+      this.m_contactManager.m_broadPhase.Validate();
+   }
+   b2World.prototype.GetProxyCount = function () {
+      return this.m_contactManager.m_broadPhase.GetProxyCount();
+   }
+   b2World.prototype.CreateBody = function (def) {
+      if (this.IsLocked() == true) {
+         return null;
+      }
+      var b = new b2Body(def, this);
+      b.m_prev = null;
+      b.m_next = this.m_bodyList;
+      if (this.m_bodyList) {
+         this.m_bodyList.m_prev = b;
+      }
+      this.m_bodyList = b;
+      ++this.m_bodyCount;
+      return b;
+   }
+   b2World.prototype.DestroyBody = function (b) {
+      if (this.IsLocked() == true) {
+         return;
+      }
+      var jn = b.m_jointList;
+      while (jn) {
+         var jn0 = jn;
+         jn = jn.next;
+         if (this.m_destructionListener) {
+            this.m_destructionListener.SayGoodbyeJoint(jn0.joint);
+         }
+         this.DestroyJoint(jn0.joint);
+      }
+      var coe = b.m_controllerList;
+      while (coe) {
+         var coe0 = coe;
+         coe = coe.nextController;
+         coe0.controller.RemoveBody(b);
+      }
+      var ce = b.m_contactList;
+      while (ce) {
+         var ce0 = ce;
+         ce = ce.next;
+         this.m_contactManager.Destroy(ce0.contact);
+      }
+      b.m_contactList = null;
+      var f = b.m_fixtureList;
+      while (f) {
+         var f0 = f;
+         f = f.m_next;
+         if (this.m_destructionListener) {
+            this.m_destructionListener.SayGoodbyeFixture(f0);
+         }
+         f0.DestroyProxy(this.m_contactManager.m_broadPhase);
+         f0.Destroy();
+      }
+      b.m_fixtureList = null;
+      b.m_fixtureCount = 0;
+      if (b.m_prev) {
+         b.m_prev.m_next = b.m_next;
+      }
+      if (b.m_next) {
+         b.m_next.m_prev = b.m_prev;
+      }
+      if (b == this.m_bodyList) {
+         this.m_bodyList = b.m_next;
+      }--this.m_bodyCount;
+   }
+   b2World.prototype.CreateJoint = function (def) {
+      var j = b2Joint.Create(def, null);
+      j.m_prev = null;
+      j.m_next = this.m_jointList;
+      if (this.m_jointList) {
+         this.m_jointList.m_prev = j;
+      }
+      this.m_jointList = j;
+      ++this.m_jointCount;
+      j.m_edgeA.joint = j;
+      j.m_edgeA.other = j.m_bodyB;
+      j.m_edgeA.prev = null;
+      j.m_edgeA.next = j.m_bodyA.m_jointList;
+      if (j.m_bodyA.m_jointList) j.m_bodyA.m_jointList.prev = j.m_edgeA;
+      j.m_bodyA.m_jointList = j.m_edgeA;
+      j.m_edgeB.joint = j;
+      j.m_edgeB.other = j.m_bodyA;
+      j.m_edgeB.prev = null;
+      j.m_edgeB.next = j.m_bodyB.m_jointList;
+      if (j.m_bodyB.m_jointList) j.m_bodyB.m_jointList.prev = j.m_edgeB;
+      j.m_bodyB.m_jointList = j.m_edgeB;
+      var bodyA = def.bodyA;
+      var bodyB = def.bodyB;
+      if (def.collideConnected == false) {
+         var edge = bodyB.GetContactList();
+         while (edge) {
+            if (edge.other == bodyA) {
+               edge.contact.FlagForFiltering();
+            }
+            edge = edge.next;
+         }
+      }
+      return j;
+   }
+   b2World.prototype.DestroyJoint = function (j) {
+      var collideConnected = j.m_collideConnected;
+      if (j.m_prev) {
+         j.m_prev.m_next = j.m_next;
+      }
+      if (j.m_next) {
+         j.m_next.m_prev = j.m_prev;
+      }
+      if (j == this.m_jointList) {
+         this.m_jointList = j.m_next;
+      }
+      var bodyA = j.m_bodyA;
+      var bodyB = j.m_bodyB;
+      bodyA.SetAwake(true);
+      bodyB.SetAwake(true);
+      if (j.m_edgeA.prev) {
+         j.m_edgeA.prev.next = j.m_edgeA.next;
+      }
+      if (j.m_edgeA.next) {
+         j.m_edgeA.next.prev = j.m_edgeA.prev;
+      }
+      if (j.m_edgeA == bodyA.m_jointList) {
+         bodyA.m_jointList = j.m_edgeA.next;
+      }
+      j.m_edgeA.prev = null;
+      j.m_edgeA.next = null;
+      if (j.m_edgeB.prev) {
+         j.m_edgeB.prev.next = j.m_edgeB.next;
+      }
+      if (j.m_edgeB.next) {
+         j.m_edgeB.next.prev = j.m_edgeB.prev;
+      }
+      if (j.m_edgeB == bodyB.m_jointList) {
+         bodyB.m_jointList = j.m_edgeB.next;
+      }
+      j.m_edgeB.prev = null;
+      j.m_edgeB.next = null;
+      b2Joint.Destroy(j, null);
+      --this.m_jointCount;
+      if (collideConnected == false) {
+         var edge = bodyB.GetContactList();
+         while (edge) {
+            if (edge.other == bodyA) {
+               edge.contact.FlagForFiltering();
+            }
+            edge = edge.next;
+         }
+      }
+   }
+   b2World.prototype.AddController = function (c) {
+      c.m_next = this.m_controllerList;
+      c.m_prev = null;
+      this.m_controllerList = c;
+      c.m_world = this;
+      this.m_controllerCount++;
+      return c;
+   }
+   b2World.prototype.RemoveController = function (c) {
+      if (c.m_prev) c.m_prev.m_next = c.m_next;
+      if (c.m_next) c.m_next.m_prev = c.m_prev;
+      if (this.m_controllerList == c) this.m_controllerList = c.m_next;
+      this.m_controllerCount--;
+   }
+   b2World.prototype.CreateController = function (controller) {
+      if (controller.m_world != this) throw new Error("Controller can only be a member of one world");
+      controller.m_next = this.m_controllerList;
+      controller.m_prev = null;
+      if (this.m_controllerList) this.m_controllerList.m_prev = controller;
+      this.m_controllerList = controller;
+      ++this.m_controllerCount;
+      controller.m_world = this;
+      return controller;
+   }
+   b2World.prototype.DestroyController = function (controller) {
+      controller.Clear();
+      if (controller.m_next) controller.m_next.m_prev = controller.m_prev;
+      if (controller.m_prev) controller.m_prev.m_next = controller.m_next;
+      if (controller == this.m_controllerList) this.m_controllerList = controller.m_next;
+      --this.m_controllerCount;
+   }
+   b2World.prototype.SetWarmStarting = function (flag) {
+      b2World.m_warmStarting = flag;
+   }
+   b2World.prototype.SetContinuousPhysics = function (flag) {
+      b2World.m_continuousPhysics = flag;
+   }
+   b2World.prototype.GetBodyCount = function () {
+      return this.m_bodyCount;
+   }
+   b2World.prototype.GetJointCount = function () {
+      return this.m_jointCount;
+   }
+   b2World.prototype.GetContactCount = function () {
+      return this.m_contactCount;
+   }
+   b2World.prototype.SetGravity = function (gravity) {
+      this.m_gravity = gravity;
+   }
+   b2World.prototype.GetGravity = function () {
+      return this.m_gravity;
+   }
+   b2World.prototype.GetGroundBody = function () {
+      return this.m_groundBody;
+   }
+   b2World.prototype.Step = function (dt, velocityIterations, positionIterations) {
+      if (dt === undefined) dt = 0;
+      if (velocityIterations === undefined) velocityIterations = 0;
+      if (positionIterations === undefined) positionIterations = 0;
+      if (this.m_flags & b2World.e_newFixture) {
+         this.m_contactManager.FindNewContacts();
+         this.m_flags &= ~b2World.e_newFixture;
+      }
+      this.m_flags |= b2World.e_locked;
+      var step = b2World.s_timestep2;
+      step.dt = dt;
+      step.velocityIterations = velocityIterations;
+      step.positionIterations = positionIterations;
+      if (dt > 0.0) {
+         step.inv_dt = 1.0 / dt;
+      }
+      else {
+         step.inv_dt = 0.0;
+      }
+      step.dtRatio = this.m_inv_dt0 * dt;
+      step.warmStarting = b2World.m_warmStarting;
+      this.m_contactManager.Collide();
+      if (step.dt > 0.0) {
+         this.Solve(step);
+      }
+      if (b2World.m_continuousPhysics && step.dt > 0.0) {
+         this.SolveTOI(step);
+      }
+      if (step.dt > 0.0) {
+         this.m_inv_dt0 = step.inv_dt;
+      }
+      this.m_flags &= ~b2World.e_locked;
+   }
+   b2World.prototype.ClearForces = function () {
+      for (var body = this.m_bodyList; body; body = body.m_next) {
+         body.m_force.SetZero();
+         body.m_torque = 0.0;
+      }
+   }
+   b2World.prototype.DrawDebugData = function () {
+      if (this.m_debugDraw == null) {
+         return;
+      }
+      this.m_debugDraw.m_sprite.graphics.clear();
+      var flags = this.m_debugDraw.GetFlags();
+      var i = 0;
+      var b;
+      var f;
+      var s;
+      var j;
+      var bp;
+      var invQ = new b2Vec2;
+      var x1 = new b2Vec2;
+      var x2 = new b2Vec2;
+      var xf;
+      var b1 = new b2AABB();
+      var b2 = new b2AABB();
+      var vs = [new b2Vec2(), new b2Vec2(), new b2Vec2(), new b2Vec2()];
+      var color = new b2Color(0, 0, 0);
+      if (flags & b2DebugDraw.e_shapeBit) {
+         for (b = this.m_bodyList;
+         b; b = b.m_next) {
+            xf = b.m_xf;
+            for (f = b.GetFixtureList();
+            f; f = f.m_next) {
+               s = f.GetShape();
+               if (b.IsActive() == false) {
+                  color.Set(0.5, 0.5, 0.3);
+                  this.DrawShape(s, xf, color);
+               }
+               else if (b.GetType() == b2Body.b2_staticBody) {
+                  color.Set(0.5, 0.9, 0.5);
+                  this.DrawShape(s, xf, color);
+               }
+               else if (b.GetType() == b2Body.b2_kinematicBody) {
+                  color.Set(0.5, 0.5, 0.9);
+                  this.DrawShape(s, xf, color);
+               }
+               else if (b.IsAwake() == false) {
+                  color.Set(0.6, 0.6, 0.6);
+                  this.DrawShape(s, xf, color);
+               }
+               else {
+                  color.Set(0.9, 0.7, 0.7);
+                  this.DrawShape(s, xf, color);
+               }
+            }
+         }
+      }
+      if (flags & b2DebugDraw.e_jointBit) {
+         for (j = this.m_jointList;
+         j; j = j.m_next) {
+            this.DrawJoint(j);
+         }
+      }
+      if (flags & b2DebugDraw.e_controllerBit) {
+         for (var c = this.m_controllerList; c; c = c.m_next) {
+            c.Draw(this.m_debugDraw);
+         }
+      }
+      if (flags & b2DebugDraw.e_pairBit) {
+         color.Set(0.3, 0.9, 0.9);
+         for (var contact = this.m_contactManager.m_contactList; contact; contact = contact.GetNext()) {
+            var fixtureA = contact.GetFixtureA();
+            var fixtureB = contact.GetFixtureB();
+            var cA = fixtureA.GetAABB().GetCenter();
+            var cB = fixtureB.GetAABB().GetCenter();
+            this.m_debugDraw.DrawSegment(cA, cB, color);
+         }
+      }
+      if (flags & b2DebugDraw.e_aabbBit) {
+         bp = this.m_contactManager.m_broadPhase;
+         vs = [new b2Vec2(), new b2Vec2(), new b2Vec2(), new b2Vec2()];
+         for (b = this.m_bodyList;
+         b; b = b.GetNext()) {
+            if (b.IsActive() == false) {
+               continue;
+            }
+            for (f = b.GetFixtureList();
+            f; f = f.GetNext()) {
+               var aabb = bp.GetFatAABB(f.m_proxy);
+               vs[0].Set(aabb.lowerBound.x, aabb.lowerBound.y);
+               vs[1].Set(aabb.upperBound.x, aabb.lowerBound.y);
+               vs[2].Set(aabb.upperBound.x, aabb.upperBound.y);
+               vs[3].Set(aabb.lowerBound.x, aabb.upperBound.y);
+               this.m_debugDraw.DrawPolygon(vs, 4, color);
+            }
+         }
+      }
+      if (flags & b2DebugDraw.e_centerOfMassBit) {
+         for (b = this.m_bodyList;
+         b; b = b.m_next) {
+            xf = b2World.s_xf;
+            xf.R = b.m_xf.R;
+            xf.position = b.GetWorldCenter();
+            this.m_debugDraw.DrawTransform(xf);
+         }
+      }
+   }
+   b2World.prototype.QueryAABB = function (callback, aabb) {
+      var __this = this;
+      var broadPhase = __this.m_contactManager.m_broadPhase;
+
+      function WorldQueryWrapper(proxy) {
+         return callback(broadPhase.GetUserData(proxy));
+      };
+      broadPhase.Query(WorldQueryWrapper, aabb);
+   }
+   b2World.prototype.QueryShape = function (callback, shape, transform) {
+      var __this = this;
+      if (transform === undefined) transform = null;
+      if (transform == null) {
+         transform = new b2Transform();
+         transform.SetIdentity();
+      }
+      var broadPhase = __this.m_contactManager.m_broadPhase;
+
+      function WorldQueryWrapper(proxy) {
+         var fixture = (broadPhase.GetUserData(proxy) instanceof b2Fixture ? broadPhase.GetUserData(proxy) : null);
+         if (b2Shape.TestOverlap(shape, transform, fixture.GetShape(), fixture.GetBody().GetTransform())) return callback(fixture);
+         return true;
+      };
+      var aabb = new b2AABB();
+      shape.ComputeAABB(aabb, transform);
+      broadPhase.Query(WorldQueryWrapper, aabb);
+   }
+   b2World.prototype.QueryPoint = function (callback, p) {
+      var __this = this;
+      var broadPhase = __this.m_contactManager.m_broadPhase;
+
+      function WorldQueryWrapper(proxy) {
+         var fixture = (broadPhase.GetUserData(proxy) instanceof b2Fixture ? broadPhase.GetUserData(proxy) : null);
+         if (fixture.TestPoint(p)) return callback(fixture);
+         return true;
+      };
+      var aabb = new b2AABB();
+      aabb.lowerBound.Set(p.x - b2Settings.b2_linearSlop, p.y - b2Settings.b2_linearSlop);
+      aabb.upperBound.Set(p.x + b2Settings.b2_linearSlop, p.y + b2Settings.b2_linearSlop);
+      broadPhase.Query(WorldQueryWrapper, aabb);
+   }
+   b2World.prototype.RayCast = function (callback, point1, point2) {
+      var __this = this;
+      var broadPhase = __this.m_contactManager.m_broadPhase;
+      var output = new b2RayCastOutput;
+
+      function RayCastWrapper(input, proxy) {
+         var userData = broadPhase.GetUserData(proxy);
+         var fixture = (userData instanceof b2Fixture ? userData : null);
+         var hit = fixture.RayCast(output, input);
+         if (hit) {
+            var fraction = output.fraction;
+            var point = new b2Vec2((1.0 - fraction) * point1.x + fraction * point2.x, (1.0 - fraction) * point1.y + fraction * point2.y);
+            return callback(fixture, point, output.normal, fraction);
+         }
+         return input.maxFraction;
+      };
+      var input = new b2RayCastInput(point1, point2);
+      broadPhase.RayCast(RayCastWrapper, input);
+   }
+   b2World.prototype.RayCastOne = function (point1, point2) {
+      var __this = this;
+      var result;
+
+      function RayCastOneWrapper(fixture, point, normal, fraction) {
+         if (fraction === undefined) fraction = 0;
+         result = fixture;
+         return fraction;
+      };
+      __this.RayCast(RayCastOneWrapper, point1, point2);
+      return result;
+   }
+   b2World.prototype.RayCastAll = function (point1, point2) {
+      var __this = this;
+      var result = new Vector();
+
+      function RayCastAllWrapper(fixture, point, normal, fraction) {
+         if (fraction === undefined) fraction = 0;
+         result[result.length] = fixture;
+         return 1;
+      };
+      __this.RayCast(RayCastAllWrapper, point1, point2);
+      return result;
+   }
+   b2World.prototype.GetBodyList = function () {
+      return this.m_bodyList;
+   }
+   b2World.prototype.GetJointList = function () {
+      return this.m_jointList;
+   }
+   b2World.prototype.GetContactList = function () {
+      return this.m_contactList;
+   }
+   b2World.prototype.IsLocked = function () {
+      return (this.m_flags & b2World.e_locked) > 0;
+   }
+   b2World.prototype.Solve = function (step) {
+      var b;
+      for (var controller = this.m_controllerList; controller; controller = controller.m_next) {
+         controller.Step(step);
+      }
+      var island = this.m_island;
+      island.Initialize(this.m_bodyCount, this.m_contactCount, this.m_jointCount, null, this.m_contactManager.m_contactListener, this.m_contactSolver);
+      for (b = this.m_bodyList;
+      b; b = b.m_next) {
+         b.m_flags &= ~b2Body.e_islandFlag;
+      }
+      for (var c = this.m_contactList; c; c = c.m_next) {
+         c.m_flags &= ~b2Contact.e_islandFlag;
+      }
+      for (var j = this.m_jointList; j; j = j.m_next) {
+         j.m_islandFlag = false;
+      }
+      var stackSize = parseInt(this.m_bodyCount);
+      var stack = this.s_stack;
+      for (var seed = this.m_bodyList; seed; seed = seed.m_next) {
+         if (seed.m_flags & b2Body.e_islandFlag) {
+            continue;
+         }
+         if (seed.IsAwake() == false || seed.IsActive() == false) {
+            continue;
+         }
+         if (seed.GetType() == b2Body.b2_staticBody) {
+            continue;
+         }
+         island.Clear();
+         var stackCount = 0;
+         stack[stackCount++] = seed;
+         seed.m_flags |= b2Body.e_islandFlag;
+         while (stackCount > 0) {
+            b = stack[--stackCount];
+            island.AddBody(b);
+            if (b.IsAwake() == false) {
+               b.SetAwake(true);
+            }
+            if (b.GetType() == b2Body.b2_staticBody) {
+               continue;
+            }
+            var other;
+            for (var ce = b.m_contactList; ce; ce = ce.next) {
+               if (ce.contact.m_flags & b2Contact.e_islandFlag) {
+                  continue;
+               }
+               if (ce.contact.IsSensor() == true || ce.contact.IsEnabled() == false || ce.contact.IsTouching() == false) {
+                  continue;
+               }
+               island.AddContact(ce.contact);
+               ce.contact.m_flags |= b2Contact.e_islandFlag;
+               other = ce.other;
+               if (other.m_flags & b2Body.e_islandFlag) {
+                  continue;
+               }
+               stack[stackCount++] = other;
+               other.m_flags |= b2Body.e_islandFlag;
+            }
+            for (var jn = b.m_jointList; jn; jn = jn.next) {
+               if (jn.joint.m_islandFlag == true) {
+                  continue;
+               }
+               other = jn.other;
+               if (other.IsActive() == false) {
+                  continue;
+               }
+               island.AddJoint(jn.joint);
+               jn.joint.m_islandFlag = true;
+               if (other.m_flags & b2Body.e_islandFlag) {
+                  continue;
+               }
+               stack[stackCount++] = other;
+               other.m_flags |= b2Body.e_islandFlag;
+            }
+         }
+         island.Solve(step, this.m_gravity, this.m_allowSleep);
+         for (var i = 0; i < island.m_bodyCount; ++i) {
+            b = island.m_bodies[i];
+            if (b.GetType() == b2Body.b2_staticBody) {
+               b.m_flags &= ~b2Body.e_islandFlag;
+            }
+         }
+      }
+      for (i = 0;
+      i < stack.length; ++i) {
+         if (!stack[i]) break;
+         stack[i] = null;
+      }
+      for (b = this.m_bodyList;
+      b; b = b.m_next) {
+         if (b.IsAwake() == false || b.IsActive() == false) {
+            continue;
+         }
+         if (b.GetType() == b2Body.b2_staticBody) {
+            continue;
+         }
+         b.SynchronizeFixtures();
+      }
+      this.m_contactManager.FindNewContacts();
+   }
+   b2World.prototype.SolveTOI = function (step) {
+      var b;
+      var fA;
+      var fB;
+      var bA;
+      var bB;
+      var cEdge;
+      var j;
+      var island = this.m_island;
+      island.Initialize(this.m_bodyCount, b2Settings.b2_maxTOIContactsPerIsland, b2Settings.b2_maxTOIJointsPerIsland, null, this.m_contactManager.m_contactListener, this.m_contactSolver);
+      var queue = b2World.s_queue;
+      for (b = this.m_bodyList;
+      b; b = b.m_next) {
+         b.m_flags &= ~b2Body.e_islandFlag;
+         b.m_sweep.t0 = 0.0;
+      }
+      var c;
+      for (c = this.m_contactList;
+      c; c = c.m_next) {
+         c.m_flags &= ~ (b2Contact.e_toiFlag | b2Contact.e_islandFlag);
+      }
+      for (j = this.m_jointList;
+      j; j = j.m_next) {
+         j.m_islandFlag = false;
+      }
+      for (;;) {
+         var minContact = null;
+         var minTOI = 1.0;
+         for (c = this.m_contactList;
+         c; c = c.m_next) {
+            if (c.IsSensor() == true || c.IsEnabled() == false || c.IsContinuous() == false) {
+               continue;
+            }
+            var toi = 1.0;
+            if (c.m_flags & b2Contact.e_toiFlag) {
+               toi = c.m_toi;
+            }
+            else {
+               fA = c.m_fixtureA;
+               fB = c.m_fixtureB;
+               bA = fA.m_body;
+               bB = fB.m_body;
+               if ((bA.GetType() != b2Body.b2_dynamicBody || bA.IsAwake() == false) && (bB.GetType() != b2Body.b2_dynamicBody || bB.IsAwake() == false)) {
+                  continue;
+               }
+               var t0 = bA.m_sweep.t0;
+               if (bA.m_sweep.t0 < bB.m_sweep.t0) {
+                  t0 = bB.m_sweep.t0;
+                  bA.m_sweep.Advance(t0);
+               }
+               else if (bB.m_sweep.t0 < bA.m_sweep.t0) {
+                  t0 = bA.m_sweep.t0;
+                  bB.m_sweep.Advance(t0);
+               }
+               toi = c.ComputeTOI(bA.m_sweep, bB.m_sweep);
+               b2Settings.b2Assert(0.0 <= toi && toi <= 1.0);
+               if (toi > 0.0 && toi < 1.0) {
+                  toi = (1.0 - toi) * t0 + toi;
+                  if (toi > 1) toi = 1;
+               }
+               c.m_toi = toi;
+               c.m_flags |= b2Contact.e_toiFlag;
+            }
+            if (Number.MIN_VALUE < toi && toi < minTOI) {
+               minContact = c;
+               minTOI = toi;
+            }
+         }
+         if (minContact == null || 1.0 - 100.0 * Number.MIN_VALUE < minTOI) {
+            break;
+         }
+         fA = minContact.m_fixtureA;
+         fB = minContact.m_fixtureB;
+         bA = fA.m_body;
+         bB = fB.m_body;
+         b2World.s_backupA.Set(bA.m_sweep);
+         b2World.s_backupB.Set(bB.m_sweep);
+         bA.Advance(minTOI);
+         bB.Advance(minTOI);
+         minContact.Update(this.m_contactManager.m_contactListener);
+         minContact.m_flags &= ~b2Contact.e_toiFlag;
+         if (minContact.IsSensor() == true || minContact.IsEnabled() == false) {
+            bA.m_sweep.Set(b2World.s_backupA);
+            bB.m_sweep.Set(b2World.s_backupB);
+            bA.SynchronizeTransform();
+            bB.SynchronizeTransform();
+            continue;
+         }
+         if (minContact.IsTouching() == false) {
+            continue;
+         }
+         var seed = bA;
+         if (seed.GetType() != b2Body.b2_dynamicBody) {
+            seed = bB;
+         }
+         island.Clear();
+         var queueStart = 0;
+         var queueSize = 0;
+         queue[queueStart + queueSize++] = seed;
+         seed.m_flags |= b2Body.e_islandFlag;
+         while (queueSize > 0) {
+            b = queue[queueStart++];
+            --queueSize;
+            island.AddBody(b);
+            if (b.IsAwake() == false) {
+               b.SetAwake(true);
+            }
+            if (b.GetType() != b2Body.b2_dynamicBody) {
+               continue;
+            }
+            for (cEdge = b.m_contactList;
+            cEdge; cEdge = cEdge.next) {
+               if (island.m_contactCount == island.m_contactCapacity) {
+                  break;
+               }
+               if (cEdge.contact.m_flags & b2Contact.e_islandFlag) {
+                  continue;
+               }
+               if (cEdge.contact.IsSensor() == true || cEdge.contact.IsEnabled() == false || cEdge.contact.IsTouching() == false) {
+                  continue;
+               }
+               island.AddContact(cEdge.contact);
+               cEdge.contact.m_flags |= b2Contact.e_islandFlag;
+               var other = cEdge.other;
+               if (other.m_flags & b2Body.e_islandFlag) {
+                  continue;
+               }
+               if (other.GetType() != b2Body.b2_staticBody) {
+                  other.Advance(minTOI);
+                  other.SetAwake(true);
+               }
+               queue[queueStart + queueSize] = other;
+               ++queueSize;
+               other.m_flags |= b2Body.e_islandFlag;
+            }
+            for (var jEdge = b.m_jointList; jEdge; jEdge = jEdge.next) {
+               if (island.m_jointCount == island.m_jointCapacity) continue;
+               if (jEdge.joint.m_islandFlag == true) continue;
+               other = jEdge.other;
+               if (other.IsActive() == false) {
+                  continue;
+               }
+               island.AddJoint(jEdge.joint);
+               jEdge.joint.m_islandFlag = true;
+               if (other.m_flags & b2Body.e_islandFlag) continue;
+               if (other.GetType() != b2Body.b2_staticBody) {
+                  other.Advance(minTOI);
+                  other.SetAwake(true);
+               }
+               queue[queueStart + queueSize] = other;
+               ++queueSize;
+               other.m_flags |= b2Body.e_islandFlag;
+            }
+         }
+         var subStep = b2World.s_timestep;
+         subStep.warmStarting = false;
+         subStep.dt = (1.0 - minTOI) * step.dt;
+         subStep.inv_dt = 1.0 / subStep.dt;
+         subStep.dtRatio = 0.0;
+         subStep.velocityIterations = step.velocityIterations;
+         subStep.positionIterations = step.positionIterations;
+         island.SolveTOI(subStep);
+         var i = 0;
+         for (i = 0;
+         i < island.m_bodyCount; ++i) {
+            b = island.m_bodies[i];
+            b.m_flags &= ~b2Body.e_islandFlag;
+            if (b.IsAwake() == false) {
+               continue;
+            }
+            if (b.GetType() != b2Body.b2_dynamicBody) {
+               continue;
+            }
+            b.SynchronizeFixtures();
+            for (cEdge = b.m_contactList;
+            cEdge; cEdge = cEdge.next) {
+               cEdge.contact.m_flags &= ~b2Contact.e_toiFlag;
+            }
+         }
+         for (i = 0;
+         i < island.m_contactCount; ++i) {
+            c = island.m_contacts[i];
+            c.m_flags &= ~ (b2Contact.e_toiFlag | b2Contact.e_islandFlag);
+         }
+         for (i = 0;
+         i < island.m_jointCount; ++i) {
+            j = island.m_joints[i];
+            j.m_islandFlag = false;
+         }
+         this.m_contactManager.FindNewContacts();
+      }
+   }
+   b2World.prototype.DrawJoint = function (joint) {
+      var b1 = joint.GetBodyA();
+      var b2 = joint.GetBodyB();
+      var xf1 = b1.m_xf;
+      var xf2 = b2.m_xf;
+      var x1 = xf1.position;
+      var x2 = xf2.position;
+      var p1 = joint.GetAnchorA();
+      var p2 = joint.GetAnchorB();
+      var color = b2World.s_jointColor;
+      switch (joint.m_type) {
+      case b2Joint.e_distanceJoint:
+         this.m_debugDraw.DrawSegment(p1, p2, color);
+         break;
+      case b2Joint.e_pulleyJoint:
+         {
+            var pulley = ((joint instanceof b2PulleyJoint ? joint : null));
+            var s1 = pulley.GetGroundAnchorA();
+            var s2 = pulley.GetGroundAnchorB();
+            this.m_debugDraw.DrawSegment(s1, p1, color);
+            this.m_debugDraw.DrawSegment(s2, p2, color);
+            this.m_debugDraw.DrawSegment(s1, s2, color);
+         }
+         break;
+      case b2Joint.e_mouseJoint:
+         this.m_debugDraw.DrawSegment(p1, p2, color);
+         break;
+      default:
+         if (b1 != this.m_groundBody) this.m_debugDraw.DrawSegment(x1, p1, color);
+         this.m_debugDraw.DrawSegment(p1, p2, color);
+         if (b2 != this.m_groundBody) this.m_debugDraw.DrawSegment(x2, p2, color);
+      }
+   }
+   b2World.prototype.DrawShape = function (shape, xf, color) {
+      switch (shape.m_type) {
+      case b2Shape.e_circleShape:
+         {
+            var circle = ((shape instanceof b2CircleShape ? shape : null));
+            var center = b2Math.MulX(xf, circle.m_p);
+            var radius = circle.m_radius;
+            var axis = xf.R.col1;
+            this.m_debugDraw.DrawSolidCircle(center, radius, axis, color);
+         }
+         break;
+      case b2Shape.e_polygonShape:
+         {
+            var i = 0;
+            var poly = ((shape instanceof b2PolygonShape ? shape : null));
+            var vertexCount = parseInt(poly.GetVertexCount());
+            var localVertices = poly.GetVertices();
+            var vertices = new Vector(vertexCount);
+            for (i = 0;
+            i < vertexCount; ++i) {
+               vertices[i] = b2Math.MulX(xf, localVertices[i]);
+            }
+            this.m_debugDraw.DrawSolidPolygon(vertices, vertexCount, color);
+         }
+         break;
+      case b2Shape.e_edgeShape:
+         {
+            var edge = (shape instanceof b2EdgeShape ? shape : null);
+            this.m_debugDraw.DrawSegment(b2Math.MulX(xf, edge.GetVertex1()), b2Math.MulX(xf, edge.GetVertex2()), color);
+         }
+         break;
+      }
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.b2World.s_timestep2 = new b2TimeStep();
+      Box2D.Dynamics.b2World.s_xf = new b2Transform();
+      Box2D.Dynamics.b2World.s_backupA = new b2Sweep();
+      Box2D.Dynamics.b2World.s_backupB = new b2Sweep();
+      Box2D.Dynamics.b2World.s_timestep = new b2TimeStep();
+      Box2D.Dynamics.b2World.s_queue = new Vector();
+      Box2D.Dynamics.b2World.s_jointColor = new b2Color(0.5, 0.8, 0.8);
+      Box2D.Dynamics.b2World.e_newFixture = 0x0001;
+      Box2D.Dynamics.b2World.e_locked = 0x0002;
+   });
+})();
+(function () {
+   var b2CircleShape = Box2D.Collision.Shapes.b2CircleShape,
+      b2EdgeChainDef = Box2D.Collision.Shapes.b2EdgeChainDef,
+      b2EdgeShape = Box2D.Collision.Shapes.b2EdgeShape,
+      b2MassData = Box2D.Collision.Shapes.b2MassData,
+      b2PolygonShape = Box2D.Collision.Shapes.b2PolygonShape,
+      b2Shape = Box2D.Collision.Shapes.b2Shape,
+      b2CircleContact = Box2D.Dynamics.Contacts.b2CircleContact,
+      b2Contact = Box2D.Dynamics.Contacts.b2Contact,
+      b2ContactConstraint = Box2D.Dynamics.Contacts.b2ContactConstraint,
+      b2ContactConstraintPoint = Box2D.Dynamics.Contacts.b2ContactConstraintPoint,
+      b2ContactEdge = Box2D.Dynamics.Contacts.b2ContactEdge,
+      b2ContactFactory = Box2D.Dynamics.Contacts.b2ContactFactory,
+      b2ContactRegister = Box2D.Dynamics.Contacts.b2ContactRegister,
+      b2ContactResult = Box2D.Dynamics.Contacts.b2ContactResult,
+      b2ContactSolver = Box2D.Dynamics.Contacts.b2ContactSolver,
+      b2EdgeAndCircleContact = Box2D.Dynamics.Contacts.b2EdgeAndCircleContact,
+      b2NullContact = Box2D.Dynamics.Contacts.b2NullContact,
+      b2PolyAndCircleContact = Box2D.Dynamics.Contacts.b2PolyAndCircleContact,
+      b2PolyAndEdgeContact = Box2D.Dynamics.Contacts.b2PolyAndEdgeContact,
+      b2PolygonContact = Box2D.Dynamics.Contacts.b2PolygonContact,
+      b2PositionSolverManifold = Box2D.Dynamics.Contacts.b2PositionSolverManifold,
+      b2Body = Box2D.Dynamics.b2Body,
+      b2BodyDef = Box2D.Dynamics.b2BodyDef,
+      b2ContactFilter = Box2D.Dynamics.b2ContactFilter,
+      b2ContactImpulse = Box2D.Dynamics.b2ContactImpulse,
+      b2ContactListener = Box2D.Dynamics.b2ContactListener,
+      b2ContactManager = Box2D.Dynamics.b2ContactManager,
+      b2DebugDraw = Box2D.Dynamics.b2DebugDraw,
+      b2DestructionListener = Box2D.Dynamics.b2DestructionListener,
+      b2FilterData = Box2D.Dynamics.b2FilterData,
+      b2Fixture = Box2D.Dynamics.b2Fixture,
+      b2FixtureDef = Box2D.Dynamics.b2FixtureDef,
+      b2Island = Box2D.Dynamics.b2Island,
+      b2TimeStep = Box2D.Dynamics.b2TimeStep,
+      b2World = Box2D.Dynamics.b2World,
+      b2Color = Box2D.Common.b2Color,
+      b2internal = Box2D.Common.b2internal,
+      b2Settings = Box2D.Common.b2Settings,
+      b2Mat22 = Box2D.Common.Math.b2Mat22,
+      b2Mat33 = Box2D.Common.Math.b2Mat33,
+      b2Math = Box2D.Common.Math.b2Math,
+      b2Sweep = Box2D.Common.Math.b2Sweep,
+      b2Transform = Box2D.Common.Math.b2Transform,
+      b2Vec2 = Box2D.Common.Math.b2Vec2,
+      b2Vec3 = Box2D.Common.Math.b2Vec3,
+      b2AABB = Box2D.Collision.b2AABB,
+      b2Bound = Box2D.Collision.b2Bound,
+      b2BoundValues = Box2D.Collision.b2BoundValues,
+      b2Collision = Box2D.Collision.b2Collision,
+      b2ContactID = Box2D.Collision.b2ContactID,
+      b2ContactPoint = Box2D.Collision.b2ContactPoint,
+      b2Distance = Box2D.Collision.b2Distance,
+      b2DistanceInput = Box2D.Collision.b2DistanceInput,
+      b2DistanceOutput = Box2D.Collision.b2DistanceOutput,
+      b2DistanceProxy = Box2D.Collision.b2DistanceProxy,
+      b2DynamicTree = Box2D.Collision.b2DynamicTree,
+      b2DynamicTreeBroadPhase = Box2D.Collision.b2DynamicTreeBroadPhase,
+      b2DynamicTreeNode = Box2D.Collision.b2DynamicTreeNode,
+      b2DynamicTreePair = Box2D.Collision.b2DynamicTreePair,
+      b2Manifold = Box2D.Collision.b2Manifold,
+      b2ManifoldPoint = Box2D.Collision.b2ManifoldPoint,
+      b2Point = Box2D.Collision.b2Point,
+      b2RayCastInput = Box2D.Collision.b2RayCastInput,
+      b2RayCastOutput = Box2D.Collision.b2RayCastOutput,
+      b2Segment = Box2D.Collision.b2Segment,
+      b2SeparationFunction = Box2D.Collision.b2SeparationFunction,
+      b2Simplex = Box2D.Collision.b2Simplex,
+      b2SimplexCache = Box2D.Collision.b2SimplexCache,
+      b2SimplexVertex = Box2D.Collision.b2SimplexVertex,
+      b2TimeOfImpact = Box2D.Collision.b2TimeOfImpact,
+      b2TOIInput = Box2D.Collision.b2TOIInput,
+      b2WorldManifold = Box2D.Collision.b2WorldManifold,
+      ClipVertex = Box2D.Collision.ClipVertex,
+      Features = Box2D.Collision.Features,
+      IBroadPhase = Box2D.Collision.IBroadPhase;
+
+   Box2D.inherit(b2CircleContact, Box2D.Dynamics.Contacts.b2Contact);
+   b2CircleContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
+   b2CircleContact.b2CircleContact = function () {
+      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
+   };
+   b2CircleContact.Create = function (allocator) {
+      return new b2CircleContact();
+   }
+   b2CircleContact.Destroy = function (contact, allocator) {}
+   b2CircleContact.prototype.Reset = function (fixtureA, fixtureB) {
+      this.__super.Reset.call(this, fixtureA, fixtureB);
+   }
+   b2CircleContact.prototype.Evaluate = function () {
+      var bA = this.m_fixtureA.GetBody();
+      var bB = this.m_fixtureB.GetBody();
+      b2Collision.CollideCircles(this.m_manifold, (this.m_fixtureA.GetShape() instanceof b2CircleShape ? this.m_fixtureA.GetShape() : null), bA.m_xf, (this.m_fixtureB.GetShape() instanceof b2CircleShape ? this.m_fixtureB.GetShape() : null), bB.m_xf);
+   }
+   b2Contact.b2Contact = function () {
+      this.m_nodeA = new b2ContactEdge();
+      this.m_nodeB = new b2ContactEdge();
+      this.m_manifold = new b2Manifold();
+      this.m_oldManifold = new b2Manifold();
+   };
+   b2Contact.prototype.GetManifold = function () {
+      return this.m_manifold;
+   }
+   b2Contact.prototype.GetWorldManifold = function (worldManifold) {
+      var bodyA = this.m_fixtureA.GetBody();
+      var bodyB = this.m_fixtureB.GetBody();
+      var shapeA = this.m_fixtureA.GetShape();
+      var shapeB = this.m_fixtureB.GetShape();
+      worldManifold.Initialize(this.m_manifold, bodyA.GetTransform(), shapeA.m_radius, bodyB.GetTransform(), shapeB.m_radius);
+   }
+   b2Contact.prototype.IsTouching = function () {
+      return (this.m_flags & b2Contact.e_touchingFlag) == b2Contact.e_touchingFlag;
+   }
+   b2Contact.prototype.IsContinuous = function () {
+      return (this.m_flags & b2Contact.e_continuousFlag) == b2Contact.e_continuousFlag;
+   }
+   b2Contact.prototype.SetSensor = function (sensor) {
+      if (sensor) {
+         this.m_flags |= b2Contact.e_sensorFlag;
+      }
+      else {
+         this.m_flags &= ~b2Contact.e_sensorFlag;
+      }
+   }
+   b2Contact.prototype.IsSensor = function () {
+      return (this.m_flags & b2Contact.e_sensorFlag) == b2Contact.e_sensorFlag;
+   }
+   b2Contact.prototype.SetEnabled = function (flag) {
+      if (flag) {
+         this.m_flags |= b2Contact.e_enabledFlag;
+      }
+      else {
+         this.m_flags &= ~b2Contact.e_enabledFlag;
+      }
+   }
+   b2Contact.prototype.IsEnabled = function () {
+      return (this.m_flags & b2Contact.e_enabledFlag) == b2Contact.e_enabledFlag;
+   }
+   b2Contact.prototype.GetNext = function () {
+      return this.m_next;
+   }
+   b2Contact.prototype.GetFixtureA = function () {
+      return this.m_fixtureA;
+   }
+   b2Contact.prototype.GetFixtureB = function () {
+      return this.m_fixtureB;
+   }
+   b2Contact.prototype.FlagForFiltering = function () {
+      this.m_flags |= b2Contact.e_filterFlag;
+   }
+   b2Contact.prototype.b2Contact = function () {}
+   b2Contact.prototype.Reset = function (fixtureA, fixtureB) {
+      if (fixtureA === undefined) fixtureA = null;
+      if (fixtureB === undefined) fixtureB = null;
+      this.m_flags = b2Contact.e_enabledFlag;
+      if (!fixtureA || !fixtureB) {
+         this.m_fixtureA = null;
+         this.m_fixtureB = null;
+         return;
+      }
+      if (fixtureA.IsSensor() || fixtureB.IsSensor()) {
+         this.m_flags |= b2Contact.e_sensorFlag;
+      }
+      var bodyA = fixtureA.GetBody();
+      var bodyB = fixtureB.GetBody();
+      if (bodyA.GetType() != b2Body.b2_dynamicBody || bodyA.IsBullet() || bodyB.GetType() != b2Body.b2_dynamicBody || bodyB.IsBullet()) {
+         this.m_flags |= b2Contact.e_continuousFlag;
+      }
+      this.m_fixtureA = fixtureA;
+      this.m_fixtureB = fixtureB;
+      this.m_manifold.m_pointCount = 0;
+      this.m_prev = null;
+      this.m_next = null;
+      this.m_nodeA.contact = null;
+      this.m_nodeA.prev = null;
+      this.m_nodeA.next = null;
+      this.m_nodeA.other = null;
+      this.m_nodeB.contact = null;
+      this.m_nodeB.prev = null;
+      this.m_nodeB.next = null;
+      this.m_nodeB.other = null;
+   }
+   b2Contact.prototype.Update = function (listener) {
+      var tManifold = this.m_oldManifold;
+      this.m_oldManifold = this.m_manifold;
+      this.m_manifold = tManifold;
+      this.m_flags |= b2Contact.e_enabledFlag;
+      var touching = false;
+      var wasTouching = (this.m_flags & b2Contact.e_touchingFlag) == b2Contact.e_touchingFlag;
+      var bodyA = this.m_fixtureA.m_body;
+      var bodyB = this.m_fixtureB.m_body;
+      var aabbOverlap = this.m_fixtureA.m_aabb.TestOverlap(this.m_fixtureB.m_aabb);
+      if (this.m_flags & b2Contact.e_sensorFlag) {
+         if (aabbOverlap) {
+            var shapeA = this.m_fixtureA.GetShape();
+            var shapeB = this.m_fixtureB.GetShape();
+            var xfA = bodyA.GetTransform();
+            var xfB = bodyB.GetTransform();
+            touching = b2Shape.TestOverlap(shapeA, xfA, shapeB, xfB);
+         }
+         this.m_manifold.m_pointCount = 0;
+      }
+      else {
+         if (bodyA.GetType() != b2Body.b2_dynamicBody || bodyA.IsBullet() || bodyB.GetType() != b2Body.b2_dynamicBody || bodyB.IsBullet()) {
+            this.m_flags |= b2Contact.e_continuousFlag;
+         }
+         else {
+            this.m_flags &= ~b2Contact.e_continuousFlag;
+         }
+         if (aabbOverlap) {
+            this.Evaluate();
+            touching = this.m_manifold.m_pointCount > 0;
+            for (var i = 0; i < this.m_manifold.m_pointCount; ++i) {
+               var mp2 = this.m_manifold.m_points[i];
+               mp2.m_normalImpulse = 0.0;
+               mp2.m_tangentImpulse = 0.0;
+               var id2 = mp2.m_id;
+               for (var j = 0; j < this.m_oldManifold.m_pointCount; ++j) {
+                  var mp1 = this.m_oldManifold.m_points[j];
+                  if (mp1.m_id.key == id2.key) {
+                     mp2.m_normalImpulse = mp1.m_normalImpulse;
+                     mp2.m_tangentImpulse = mp1.m_tangentImpulse;
+                     break;
+                  }
+               }
+            }
+         }
+         else {
+            this.m_manifold.m_pointCount = 0;
+         }
+         if (touching != wasTouching) {
+            bodyA.SetAwake(true);
+            bodyB.SetAwake(true);
+         }
+      }
+      if (touching) {
+         this.m_flags |= b2Contact.e_touchingFlag;
+      }
+      else {
+         this.m_flags &= ~b2Contact.e_touchingFlag;
+      }
+      if (wasTouching == false && touching == true) {
+         listener.BeginContact(this);
+      }
+      if (wasTouching == true && touching == false) {
+         listener.EndContact(this);
+      }
+      if ((this.m_flags & b2Contact.e_sensorFlag) == 0) {
+         listener.PreSolve(this, this.m_oldManifold);
+      }
+   }
+   b2Contact.prototype.Evaluate = function () {}
+   b2Contact.prototype.ComputeTOI = function (sweepA, sweepB) {
+      b2Contact.s_input.proxyA.Set(this.m_fixtureA.GetShape());
+      b2Contact.s_input.proxyB.Set(this.m_fixtureB.GetShape());
+      b2Contact.s_input.sweepA = sweepA;
+      b2Contact.s_input.sweepB = sweepB;
+      b2Contact.s_input.tolerance = b2Settings.b2_linearSlop;
+      return b2TimeOfImpact.TimeOfImpact(b2Contact.s_input);
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.Contacts.b2Contact.e_sensorFlag = 0x0001;
+      Box2D.Dynamics.Contacts.b2Contact.e_continuousFlag = 0x0002;
+      Box2D.Dynamics.Contacts.b2Contact.e_islandFlag = 0x0004;
+      Box2D.Dynamics.Contacts.b2Contact.e_toiFlag = 0x0008;
+      Box2D.Dynamics.Contacts.b2Contact.e_touchingFlag = 0x0010;
+      Box2D.Dynamics.Contacts.b2Contact.e_enabledFlag = 0x0020;
+      Box2D.Dynamics.Contacts.b2Contact.e_filterFlag = 0x0040;
+      Box2D.Dynamics.Contacts.b2Contact.s_input = new b2TOIInput();
+   });
+   b2ContactConstraint.b2ContactConstraint = function () {
+      this.localPlaneNormal = new b2Vec2();
+      this.localPoint = new b2Vec2();
+      this.normal = new b2Vec2();
+      this.normalMass = new b2Mat22();
+      this.K = new b2Mat22();
+   };
+   b2ContactConstraint.prototype.b2ContactConstraint = function () {
+      this.points = new Vector(b2Settings.b2_maxManifoldPoints);
+      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
+         this.points[i] = new b2ContactConstraintPoint();
+      }
+   }
+   b2ContactConstraintPoint.b2ContactConstraintPoint = function () {
+      this.localPoint = new b2Vec2();
+      this.rA = new b2Vec2();
+      this.rB = new b2Vec2();
+   };
+   b2ContactEdge.b2ContactEdge = function () {};
+   b2ContactFactory.b2ContactFactory = function () {};
+   b2ContactFactory.prototype.b2ContactFactory = function (allocator) {
+      this.m_allocator = allocator;
+      this.InitializeRegisters();
+   }
+   b2ContactFactory.prototype.AddType = function (createFcn, destroyFcn, type1, type2) {
+      if (type1 === undefined) type1 = 0;
+      if (type2 === undefined) type2 = 0;
+      this.m_registers[type1][type2].createFcn = createFcn;
+      this.m_registers[type1][type2].destroyFcn = destroyFcn;
+      this.m_registers[type1][type2].primary = true;
+      if (type1 != type2) {
+         this.m_registers[type2][type1].createFcn = createFcn;
+         this.m_registers[type2][type1].destroyFcn = destroyFcn;
+         this.m_registers[type2][type1].primary = false;
+      }
+   }
+   b2ContactFactory.prototype.InitializeRegisters = function () {
+      this.m_registers = new Vector(b2Shape.e_shapeTypeCount);
+      for (var i = 0; i < b2Shape.e_shapeTypeCount; i++) {
+         this.m_registers[i] = new Vector(b2Shape.e_shapeTypeCount);
+         for (var j = 0; j < b2Shape.e_shapeTypeCount; j++) {
+            this.m_registers[i][j] = new b2ContactRegister();
+         }
+      }
+      this.AddType(b2CircleContact.Create, b2CircleContact.Destroy, b2Shape.e_circleShape, b2Shape.e_circleShape);
+      this.AddType(b2PolyAndCircleContact.Create, b2PolyAndCircleContact.Destroy, b2Shape.e_polygonShape, b2Shape.e_circleShape);
+      this.AddType(b2PolygonContact.Create, b2PolygonContact.Destroy, b2Shape.e_polygonShape, b2Shape.e_polygonShape);
+      this.AddType(b2EdgeAndCircleContact.Create, b2EdgeAndCircleContact.Destroy, b2Shape.e_edgeShape, b2Shape.e_circleShape);
+      this.AddType(b2PolyAndEdgeContact.Create, b2PolyAndEdgeContact.Destroy, b2Shape.e_polygonShape, b2Shape.e_edgeShape);
+   }
+   b2ContactFactory.prototype.Create = function (fixtureA, fixtureB) {
+      var type1 = parseInt(fixtureA.GetType());
+      var type2 = parseInt(fixtureB.GetType());
+      var reg = this.m_registers[type1][type2];
+      var c;
+      if (reg.pool) {
+         c = reg.pool;
+         reg.pool = c.m_next;
+         reg.poolCount--;
+         c.Reset(fixtureA, fixtureB);
+         return c;
+      }
+      var createFcn = reg.createFcn;
+      if (createFcn != null) {
+         if (reg.primary) {
+            c = createFcn(this.m_allocator);
+            c.Reset(fixtureA, fixtureB);
+            return c;
+         }
+         else {
+            c = createFcn(this.m_allocator);
+            c.Reset(fixtureB, fixtureA);
+            return c;
+         }
+      }
+      else {
+         return null;
+      }
+   }
+   b2ContactFactory.prototype.Destroy = function (contact) {
+      if (contact.m_manifold.m_pointCount > 0) {
+         contact.m_fixtureA.m_body.SetAwake(true);
+         contact.m_fixtureB.m_body.SetAwake(true);
+      }
+      var type1 = parseInt(contact.m_fixtureA.GetType());
+      var type2 = parseInt(contact.m_fixtureB.GetType());
+      var reg = this.m_registers[type1][type2];
+      if (true) {
+         reg.poolCount++;
+         contact.m_next = reg.pool;
+         reg.pool = contact;
+      }
+      var destroyFcn = reg.destroyFcn;
+      destroyFcn(contact, this.m_allocator);
+   }
+   b2ContactRegister.b2ContactRegister = function () {};
+   b2ContactResult.b2ContactResult = function () {
+      this.position = new b2Vec2();
+      this.normal = new b2Vec2();
+      this.id = new b2ContactID();
+   };
+   b2ContactSolver.b2ContactSolver = function () {
+      this.m_step = new b2TimeStep();
+      this.m_constraints = new Vector();
+   };
+   b2ContactSolver.prototype.b2ContactSolver = function () {}
+   b2ContactSolver.prototype.Initialize = function (step, contacts, contactCount, allocator) {
+      if (contactCount === undefined) contactCount = 0;
+      var contact;
+      this.m_step.Set(step);
+      this.m_allocator = allocator;
+      var i = 0;
+      var tVec;
+      var tMat;
+      this.m_constraintCount = contactCount;
+      while (this.m_constraints.length < this.m_constraintCount) {
+         this.m_constraints[this.m_constraints.length] = new b2ContactConstraint();
+      }
+      for (i = 0;
+      i < contactCount; ++i) {
+         contact = contacts[i];
+         var fixtureA = contact.m_fixtureA;
+         var fixtureB = contact.m_fixtureB;
+         var shapeA = fixtureA.m_shape;
+         var shapeB = fixtureB.m_shape;
+         var radiusA = shapeA.m_radius;
+         var radiusB = shapeB.m_radius;
+         var bodyA = fixtureA.m_body;
+         var bodyB = fixtureB.m_body;
+         var manifold = contact.GetManifold();
+         var friction = b2Settings.b2MixFriction(fixtureA.GetFriction(), fixtureB.GetFriction());
+         var restitution = b2Settings.b2MixRestitution(fixtureA.GetRestitution(), fixtureB.GetRestitution());
+         var vAX = bodyA.m_linearVelocity.x;
+         var vAY = bodyA.m_linearVelocity.y;
+         var vBX = bodyB.m_linearVelocity.x;
+         var vBY = bodyB.m_linearVelocity.y;
+         var wA = bodyA.m_angularVelocity;
+         var wB = bodyB.m_angularVelocity;
+         b2Settings.b2Assert(manifold.m_pointCount > 0);
+         b2ContactSolver.s_worldManifold.Initialize(manifold, bodyA.m_xf, radiusA, bodyB.m_xf, radiusB);
+         var normalX = b2ContactSolver.s_worldManifold.m_normal.x;
+         var normalY = b2ContactSolver.s_worldManifold.m_normal.y;
+         var cc = this.m_constraints[i];
+         cc.bodyA = bodyA;
+         cc.bodyB = bodyB;
+         cc.manifold = manifold;
+         cc.normal.x = normalX;
+         cc.normal.y = normalY;
+         cc.pointCount = manifold.m_pointCount;
+         cc.friction = friction;
+         cc.restitution = restitution;
+         cc.localPlaneNormal.x = manifold.m_localPlaneNormal.x;
+         cc.localPlaneNormal.y = manifold.m_localPlaneNormal.y;
+         cc.localPoint.x = manifold.m_localPoint.x;
+         cc.localPoint.y = manifold.m_localPoint.y;
+         cc.radius = radiusA + radiusB;
+         cc.type = manifold.m_type;
+         for (var k = 0; k < cc.pointCount; ++k) {
+            var cp = manifold.m_points[k];
+            var ccp = cc.points[k];
+            ccp.normalImpulse = cp.m_normalImpulse;
+            ccp.tangentImpulse = cp.m_tangentImpulse;
+            ccp.localPoint.SetV(cp.m_localPoint);
+            var rAX = ccp.rA.x = b2ContactSolver.s_worldManifold.m_points[k].x - bodyA.m_sweep.c.x;
+            var rAY = ccp.rA.y = b2ContactSolver.s_worldManifold.m_points[k].y - bodyA.m_sweep.c.y;
+            var rBX = ccp.rB.x = b2ContactSolver.s_worldManifold.m_points[k].x - bodyB.m_sweep.c.x;
+            var rBY = ccp.rB.y = b2ContactSolver.s_worldManifold.m_points[k].y - bodyB.m_sweep.c.y;
+            var rnA = rAX * normalY - rAY * normalX;
+            var rnB = rBX * normalY - rBY * normalX;
+            rnA *= rnA;
+            rnB *= rnB;
+            var kNormal = bodyA.m_invMass + bodyB.m_invMass + bodyA.m_invI * rnA + bodyB.m_invI * rnB;
+            ccp.normalMass = 1.0 / kNormal;
+            var kEqualized = bodyA.m_mass * bodyA.m_invMass + bodyB.m_mass * bodyB.m_invMass;
+            kEqualized += bodyA.m_mass * bodyA.m_invI * rnA + bodyB.m_mass * bodyB.m_invI * rnB;
+            ccp.equalizedMass = 1.0 / kEqualized;
+            var tangentX = normalY;
+            var tangentY = (-normalX);
+            var rtA = rAX * tangentY - rAY * tangentX;
+            var rtB = rBX * tangentY - rBY * tangentX;
+            rtA *= rtA;
+            rtB *= rtB;
+            var kTangent = bodyA.m_invMass + bodyB.m_invMass + bodyA.m_invI * rtA + bodyB.m_invI * rtB;
+            ccp.tangentMass = 1.0 / kTangent;
+            ccp.velocityBias = 0.0;
+            var tX = vBX + ((-wB * rBY)) - vAX - ((-wA * rAY));
+            var tY = vBY + (wB * rBX) - vAY - (wA * rAX);
+            var vRel = cc.normal.x * tX + cc.normal.y * tY;
+            if (vRel < (-b2Settings.b2_velocityThreshold)) {
+               ccp.velocityBias += (-cc.restitution * vRel);
+            }
+         }
+         if (cc.pointCount == 2) {
+            var ccp1 = cc.points[0];
+            var ccp2 = cc.points[1];
+            var invMassA = bodyA.m_invMass;
+            var invIA = bodyA.m_invI;
+            var invMassB = bodyB.m_invMass;
+            var invIB = bodyB.m_invI;
+            var rn1A = ccp1.rA.x * normalY - ccp1.rA.y * normalX;
+            var rn1B = ccp1.rB.x * normalY - ccp1.rB.y * normalX;
+            var rn2A = ccp2.rA.x * normalY - ccp2.rA.y * normalX;
+            var rn2B = ccp2.rB.x * normalY - ccp2.rB.y * normalX;
+            var k11 = invMassA + invMassB + invIA * rn1A * rn1A + invIB * rn1B * rn1B;
+            var k22 = invMassA + invMassB + invIA * rn2A * rn2A + invIB * rn2B * rn2B;
+            var k12 = invMassA + invMassB + invIA * rn1A * rn2A + invIB * rn1B * rn2B;
+            var k_maxConditionNumber = 100.0;
+            if (k11 * k11 < k_maxConditionNumber * (k11 * k22 - k12 * k12)) {
+               cc.K.col1.Set(k11, k12);
+               cc.K.col2.Set(k12, k22);
+               cc.K.GetInverse(cc.normalMass);
+            }
+            else {
+               cc.pointCount = 1;
+            }
+         }
+      }
+   }
+   b2ContactSolver.prototype.InitVelocityConstraints = function (step) {
+      var tVec;
+      var tVec2;
+      var tMat;
+      for (var i = 0; i < this.m_constraintCount; ++i) {
+         var c = this.m_constraints[i];
+         var bodyA = c.bodyA;
+         var bodyB = c.bodyB;
+         var invMassA = bodyA.m_invMass;
+         var invIA = bodyA.m_invI;
+         var invMassB = bodyB.m_invMass;
+         var invIB = bodyB.m_invI;
+         var normalX = c.normal.x;
+         var normalY = c.normal.y;
+         var tangentX = normalY;
+         var tangentY = (-normalX);
+         var tX = 0;
+         var j = 0;
+         var tCount = 0;
+         if (step.warmStarting) {
+            tCount = c.pointCount;
+            for (j = 0;
+            j < tCount; ++j) {
+               var ccp = c.points[j];
+               ccp.normalImpulse *= step.dtRatio;
+               ccp.tangentImpulse *= step.dtRatio;
+               var PX = ccp.normalImpulse * normalX + ccp.tangentImpulse * tangentX;
+               var PY = ccp.normalImpulse * normalY + ccp.tangentImpulse * tangentY;
+               bodyA.m_angularVelocity -= invIA * (ccp.rA.x * PY - ccp.rA.y * PX);
+               bodyA.m_linearVelocity.x -= invMassA * PX;
+               bodyA.m_linearVelocity.y -= invMassA * PY;
+               bodyB.m_angularVelocity += invIB * (ccp.rB.x * PY - ccp.rB.y * PX);
+               bodyB.m_linearVelocity.x += invMassB * PX;
+               bodyB.m_linearVelocity.y += invMassB * PY;
+            }
+         }
+         else {
+            tCount = c.pointCount;
+            for (j = 0;
+            j < tCount; ++j) {
+               var ccp2 = c.points[j];
+               ccp2.normalImpulse = 0.0;
+               ccp2.tangentImpulse = 0.0;
+            }
+         }
+      }
+   }
+   b2ContactSolver.prototype.SolveVelocityConstraints = function () {
+      var j = 0;
+      var ccp;
+      var rAX = 0;
+      var rAY = 0;
+      var rBX = 0;
+      var rBY = 0;
+      var dvX = 0;
+      var dvY = 0;
+      var vn = 0;
+      var vt = 0;
+      var lambda = 0;
+      var maxFriction = 0;
+      var newImpulse = 0;
+      var PX = 0;
+      var PY = 0;
+      var dX = 0;
+      var dY = 0;
+      var P1X = 0;
+      var P1Y = 0;
+      var P2X = 0;
+      var P2Y = 0;
+      var tMat;
+      var tVec;
+      for (var i = 0; i < this.m_constraintCount; ++i) {
+         var c = this.m_constraints[i];
+         var bodyA = c.bodyA;
+         var bodyB = c.bodyB;
+         var wA = bodyA.m_angularVelocity;
+         var wB = bodyB.m_angularVelocity;
+         var vA = bodyA.m_linearVelocity;
+         var vB = bodyB.m_linearVelocity;
+         var invMassA = bodyA.m_invMass;
+         var invIA = bodyA.m_invI;
+         var invMassB = bodyB.m_invMass;
+         var invIB = bodyB.m_invI;
+         var normalX = c.normal.x;
+         var normalY = c.normal.y;
+         var tangentX = normalY;
+         var tangentY = (-normalX);
+         var friction = c.friction;
+         var tX = 0;
+         for (j = 0;
+         j < c.pointCount; j++) {
+            ccp = c.points[j];
+            dvX = vB.x - wB * ccp.rB.y - vA.x + wA * ccp.rA.y;
+            dvY = vB.y + wB * ccp.rB.x - vA.y - wA * ccp.rA.x;
+            vt = dvX * tangentX + dvY * tangentY;
+            lambda = ccp.tangentMass * (-vt);
+            maxFriction = friction * ccp.normalImpulse;
+            newImpulse = b2Math.Clamp(ccp.tangentImpulse + lambda, (-maxFriction), maxFriction);
+            lambda = newImpulse - ccp.tangentImpulse;
+            PX = lambda * tangentX;
+            PY = lambda * tangentY;
+            vA.x -= invMassA * PX;
+            vA.y -= invMassA * PY;
+            wA -= invIA * (ccp.rA.x * PY - ccp.rA.y * PX);
+            vB.x += invMassB * PX;
+            vB.y += invMassB * PY;
+            wB += invIB * (ccp.rB.x * PY - ccp.rB.y * PX);
+            ccp.tangentImpulse = newImpulse;
+         }
+         var tCount = parseInt(c.pointCount);
+         if (c.pointCount == 1) {
+            ccp = c.points[0];
+            dvX = vB.x + ((-wB * ccp.rB.y)) - vA.x - ((-wA * ccp.rA.y));
+            dvY = vB.y + (wB * ccp.rB.x) - vA.y - (wA * ccp.rA.x);
+            vn = dvX * normalX + dvY * normalY;
+            lambda = (-ccp.normalMass * (vn - ccp.velocityBias));
+            newImpulse = ccp.normalImpulse + lambda;
+            newImpulse = newImpulse > 0 ? newImpulse : 0.0;
+            lambda = newImpulse - ccp.normalImpulse;
+            PX = lambda * normalX;
+            PY = lambda * normalY;
+            vA.x -= invMassA * PX;
+            vA.y -= invMassA * PY;
+            wA -= invIA * (ccp.rA.x * PY - ccp.rA.y * PX);
+            vB.x += invMassB * PX;
+            vB.y += invMassB * PY;
+            wB += invIB * (ccp.rB.x * PY - ccp.rB.y * PX);
+            ccp.normalImpulse = newImpulse;
+         }
+         else {
+            var cp1 = c.points[0];
+            var cp2 = c.points[1];
+            var aX = cp1.normalImpulse;
+            var aY = cp2.normalImpulse;
+            var dv1X = vB.x - wB * cp1.rB.y - vA.x + wA * cp1.rA.y;
+            var dv1Y = vB.y + wB * cp1.rB.x - vA.y - wA * cp1.rA.x;
+            var dv2X = vB.x - wB * cp2.rB.y - vA.x + wA * cp2.rA.y;
+            var dv2Y = vB.y + wB * cp2.rB.x - vA.y - wA * cp2.rA.x;
+            var vn1 = dv1X * normalX + dv1Y * normalY;
+            var vn2 = dv2X * normalX + dv2Y * normalY;
+            var bX = vn1 - cp1.velocityBias;
+            var bY = vn2 - cp2.velocityBias;
+            tMat = c.K;
+            bX -= tMat.col1.x * aX + tMat.col2.x * aY;
+            bY -= tMat.col1.y * aX + tMat.col2.y * aY;
+            var k_errorTol = 0.001;
+            for (;;) {
+               tMat = c.normalMass;
+               var xX = (-(tMat.col1.x * bX + tMat.col2.x * bY));
+               var xY = (-(tMat.col1.y * bX + tMat.col2.y * bY));
+               if (xX >= 0.0 && xY >= 0.0) {
+                  dX = xX - aX;
+                  dY = xY - aY;
+                  P1X = dX * normalX;
+                  P1Y = dX * normalY;
+                  P2X = dY * normalX;
+                  P2Y = dY * normalY;
+                  vA.x -= invMassA * (P1X + P2X);
+                  vA.y -= invMassA * (P1Y + P2Y);
+                  wA -= invIA * (cp1.rA.x * P1Y - cp1.rA.y * P1X + cp2.rA.x * P2Y - cp2.rA.y * P2X);
+                  vB.x += invMassB * (P1X + P2X);
+                  vB.y += invMassB * (P1Y + P2Y);
+                  wB += invIB * (cp1.rB.x * P1Y - cp1.rB.y * P1X + cp2.rB.x * P2Y - cp2.rB.y * P2X);
+                  cp1.normalImpulse = xX;
+                  cp2.normalImpulse = xY;
+                  break;
+               }
+               xX = (-cp1.normalMass * bX);
+               xY = 0.0;
+               vn1 = 0.0;
+               vn2 = c.K.col1.y * xX + bY;
+               if (xX >= 0.0 && vn2 >= 0.0) {
+                  dX = xX - aX;
+                  dY = xY - aY;
+                  P1X = dX * normalX;
+                  P1Y = dX * normalY;
+                  P2X = dY * normalX;
+                  P2Y = dY * normalY;
+                  vA.x -= invMassA * (P1X + P2X);
+                  vA.y -= invMassA * (P1Y + P2Y);
+                  wA -= invIA * (cp1.rA.x * P1Y - cp1.rA.y * P1X + cp2.rA.x * P2Y - cp2.rA.y * P2X);
+                  vB.x += invMassB * (P1X + P2X);
+                  vB.y += invMassB * (P1Y + P2Y);
+                  wB += invIB * (cp1.rB.x * P1Y - cp1.rB.y * P1X + cp2.rB.x * P2Y - cp2.rB.y * P2X);
+                  cp1.normalImpulse = xX;
+                  cp2.normalImpulse = xY;
+                  break;
+               }
+               xX = 0.0;
+               xY = (-cp2.normalMass * bY);
+               vn1 = c.K.col2.x * xY + bX;
+               vn2 = 0.0;
+               if (xY >= 0.0 && vn1 >= 0.0) {
+                  dX = xX - aX;
+                  dY = xY - aY;
+                  P1X = dX * normalX;
+                  P1Y = dX * normalY;
+                  P2X = dY * normalX;
+                  P2Y = dY * normalY;
+                  vA.x -= invMassA * (P1X + P2X);
+                  vA.y -= invMassA * (P1Y + P2Y);
+                  wA -= invIA * (cp1.rA.x * P1Y - cp1.rA.y * P1X + cp2.rA.x * P2Y - cp2.rA.y * P2X);
+                  vB.x += invMassB * (P1X + P2X);
+                  vB.y += invMassB * (P1Y + P2Y);
+                  wB += invIB * (cp1.rB.x * P1Y - cp1.rB.y * P1X + cp2.rB.x * P2Y - cp2.rB.y * P2X);
+                  cp1.normalImpulse = xX;
+                  cp2.normalImpulse = xY;
+                  break;
+               }
+               xX = 0.0;
+               xY = 0.0;
+               vn1 = bX;
+               vn2 = bY;
+               if (vn1 >= 0.0 && vn2 >= 0.0) {
+                  dX = xX - aX;
+                  dY = xY - aY;
+                  P1X = dX * normalX;
+                  P1Y = dX * normalY;
+                  P2X = dY * normalX;
+                  P2Y = dY * normalY;
+                  vA.x -= invMassA * (P1X + P2X);
+                  vA.y -= invMassA * (P1Y + P2Y);
+                  wA -= invIA * (cp1.rA.x * P1Y - cp1.rA.y * P1X + cp2.rA.x * P2Y - cp2.rA.y * P2X);
+                  vB.x += invMassB * (P1X + P2X);
+                  vB.y += invMassB * (P1Y + P2Y);
+                  wB += invIB * (cp1.rB.x * P1Y - cp1.rB.y * P1X + cp2.rB.x * P2Y - cp2.rB.y * P2X);
+                  cp1.normalImpulse = xX;
+                  cp2.normalImpulse = xY;
+                  break;
+               }
+               break;
+            }
+         }
+         bodyA.m_angularVelocity = wA;
+         bodyB.m_angularVelocity = wB;
+      }
+   }
+   b2ContactSolver.prototype.FinalizeVelocityConstraints = function () {
+      for (var i = 0; i < this.m_constraintCount; ++i) {
+         var c = this.m_constraints[i];
+         var m = c.manifold;
+         for (var j = 0; j < c.pointCount; ++j) {
+            var point1 = m.m_points[j];
+            var point2 = c.points[j];
+            point1.m_normalImpulse = point2.normalImpulse;
+            point1.m_tangentImpulse = point2.tangentImpulse;
+         }
+      }
+   }
+   b2ContactSolver.prototype.SolvePositionConstraints = function (baumgarte) {
+      if (baumgarte === undefined) baumgarte = 0;
+      var minSeparation = 0.0;
+      for (var i = 0; i < this.m_constraintCount; i++) {
+         var c = this.m_constraints[i];
+         var bodyA = c.bodyA;
+         var bodyB = c.bodyB;
+         var invMassA = bodyA.m_mass * bodyA.m_invMass;
+         var invIA = bodyA.m_mass * bodyA.m_invI;
+         var invMassB = bodyB.m_mass * bodyB.m_invMass;
+         var invIB = bodyB.m_mass * bodyB.m_invI;
+         b2ContactSolver.s_psm.Initialize(c);
+         var normal = b2ContactSolver.s_psm.m_normal;
+         for (var j = 0; j < c.pointCount; j++) {
+            var ccp = c.points[j];
+            var point = b2ContactSolver.s_psm.m_points[j];
+            var separation = b2ContactSolver.s_psm.m_separations[j];
+            var rAX = point.x - bodyA.m_sweep.c.x;
+            var rAY = point.y - bodyA.m_sweep.c.y;
+            var rBX = point.x - bodyB.m_sweep.c.x;
+            var rBY = point.y - bodyB.m_sweep.c.y;
+            minSeparation = minSeparation < separation ? minSeparation : separation;
+            var C = b2Math.Clamp(baumgarte * (separation + b2Settings.b2_linearSlop), (-b2Settings.b2_maxLinearCorrection), 0.0);
+            var impulse = (-ccp.equalizedMass * C);
+            var PX = impulse * normal.x;
+            var PY = impulse * normal.y;bodyA.m_sweep.c.x -= invMassA * PX;
+            bodyA.m_sweep.c.y -= invMassA * PY;
+            bodyA.m_sweep.a -= invIA * (rAX * PY - rAY * PX);
+            bodyA.SynchronizeTransform();
+            bodyB.m_sweep.c.x += invMassB * PX;
+            bodyB.m_sweep.c.y += invMassB * PY;
+            bodyB.m_sweep.a += invIB * (rBX * PY - rBY * PX);
+            bodyB.SynchronizeTransform();
+         }
+      }
+      return minSeparation > (-1.5 * b2Settings.b2_linearSlop);
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.Contacts.b2ContactSolver.s_worldManifold = new b2WorldManifold();
+      Box2D.Dynamics.Contacts.b2ContactSolver.s_psm = new b2PositionSolverManifold();
+   });
+   Box2D.inherit(b2EdgeAndCircleContact, Box2D.Dynamics.Contacts.b2Contact);
+   b2EdgeAndCircleContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
+   b2EdgeAndCircleContact.b2EdgeAndCircleContact = function () {
+      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
+   };
+   b2EdgeAndCircleContact.Create = function (allocator) {
+      return new b2EdgeAndCircleContact();
+   }
+   b2EdgeAndCircleContact.Destroy = function (contact, allocator) {}
+   b2EdgeAndCircleContact.prototype.Reset = function (fixtureA, fixtureB) {
+      this.__super.Reset.call(this, fixtureA, fixtureB);
+   }
+   b2EdgeAndCircleContact.prototype.Evaluate = function () {
+      var bA = this.m_fixtureA.GetBody();
+      var bB = this.m_fixtureB.GetBody();
+      this.b2CollideEdgeAndCircle(this.m_manifold, (this.m_fixtureA.GetShape() instanceof b2EdgeShape ? this.m_fixtureA.GetShape() : null), bA.m_xf, (this.m_fixtureB.GetShape() instanceof b2CircleShape ? this.m_fixtureB.GetShape() : null), bB.m_xf);
+   }
+   b2EdgeAndCircleContact.prototype.b2CollideEdgeAndCircle = function (manifold, edge, xf1, circle, xf2) {}
+   Box2D.inherit(b2NullContact, Box2D.Dynamics.Contacts.b2Contact);
+   b2NullContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
+   b2NullContact.b2NullContact = function () {
+      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
+   };
+   b2NullContact.prototype.b2NullContact = function () {
+      this.__super.b2Contact.call(this);
+   }
+   b2NullContact.prototype.Evaluate = function () {}
+   Box2D.inherit(b2PolyAndCircleContact, Box2D.Dynamics.Contacts.b2Contact);
+   b2PolyAndCircleContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
+   b2PolyAndCircleContact.b2PolyAndCircleContact = function () {
+      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
+   };
+   b2PolyAndCircleContact.Create = function (allocator) {
+      return new b2PolyAndCircleContact();
+   }
+   b2PolyAndCircleContact.Destroy = function (contact, allocator) {}
+   b2PolyAndCircleContact.prototype.Reset = function (fixtureA, fixtureB) {
+      this.__super.Reset.call(this, fixtureA, fixtureB);
+      b2Settings.b2Assert(fixtureA.GetType() == b2Shape.e_polygonShape);
+      b2Settings.b2Assert(fixtureB.GetType() == b2Shape.e_circleShape);
+   }
+   b2PolyAndCircleContact.prototype.Evaluate = function () {
+      var bA = this.m_fixtureA.m_body;
+      var bB = this.m_fixtureB.m_body;
+      b2Collision.CollidePolygonAndCircle(this.m_manifold, (this.m_fixtureA.GetShape() instanceof b2PolygonShape ? this.m_fixtureA.GetShape() : null), bA.m_xf, (this.m_fixtureB.GetShape() instanceof b2CircleShape ? this.m_fixtureB.GetShape() : null), bB.m_xf);
+   }
+   Box2D.inherit(b2PolyAndEdgeContact, Box2D.Dynamics.Contacts.b2Contact);
+   b2PolyAndEdgeContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
+   b2PolyAndEdgeContact.b2PolyAndEdgeContact = function () {
+      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
+   };
+   b2PolyAndEdgeContact.Create = function (allocator) {
+      return new b2PolyAndEdgeContact();
+   }
+   b2PolyAndEdgeContact.Destroy = function (contact, allocator) {}
+   b2PolyAndEdgeContact.prototype.Reset = function (fixtureA, fixtureB) {
+      this.__super.Reset.call(this, fixtureA, fixtureB);
+      b2Settings.b2Assert(fixtureA.GetType() == b2Shape.e_polygonShape);
+      b2Settings.b2Assert(fixtureB.GetType() == b2Shape.e_edgeShape);
+   }
+   b2PolyAndEdgeContact.prototype.Evaluate = function () {
+      var bA = this.m_fixtureA.GetBody();
+      var bB = this.m_fixtureB.GetBody();
+      this.b2CollidePolyAndEdge(this.m_manifold, (this.m_fixtureA.GetShape() instanceof b2PolygonShape ? this.m_fixtureA.GetShape() : null), bA.m_xf, (this.m_fixtureB.GetShape() instanceof b2EdgeShape ? this.m_fixtureB.GetShape() : null), bB.m_xf);
+   }
+   b2PolyAndEdgeContact.prototype.b2CollidePolyAndEdge = function (manifold, polygon, xf1, edge, xf2) {}
+   Box2D.inherit(b2PolygonContact, Box2D.Dynamics.Contacts.b2Contact);
+   b2PolygonContact.prototype.__super = Box2D.Dynamics.Contacts.b2Contact.prototype;
+   b2PolygonContact.b2PolygonContact = function () {
+      Box2D.Dynamics.Contacts.b2Contact.b2Contact.apply(this, arguments);
+   };
+   b2PolygonContact.Create = function (allocator) {
+      return new b2PolygonContact();
+   }
+   b2PolygonContact.Destroy = function (contact, allocator) {}
+   b2PolygonContact.prototype.Reset = function (fixtureA, fixtureB) {
+      this.__super.Reset.call(this, fixtureA, fixtureB);
+   }
+   b2PolygonContact.prototype.Evaluate = function () {
+      var bA = this.m_fixtureA.GetBody();
+      var bB = this.m_fixtureB.GetBody();
+      b2Collision.CollidePolygons(this.m_manifold, (this.m_fixtureA.GetShape() instanceof b2PolygonShape ? this.m_fixtureA.GetShape() : null), bA.m_xf, (this.m_fixtureB.GetShape() instanceof b2PolygonShape ? this.m_fixtureB.GetShape() : null), bB.m_xf);
+   }
+   b2PositionSolverManifold.b2PositionSolverManifold = function () {};
+   b2PositionSolverManifold.prototype.b2PositionSolverManifold = function () {
+      this.m_normal = new b2Vec2();
+      this.m_separations = new Vector_a2j_Number(b2Settings.b2_maxManifoldPoints);
+      this.m_points = new Vector(b2Settings.b2_maxManifoldPoints);
+      for (var i = 0; i < b2Settings.b2_maxManifoldPoints; i++) {
+         this.m_points[i] = new b2Vec2();
+      }
+   }
+   b2PositionSolverManifold.prototype.Initialize = function (cc) {
+      b2Settings.b2Assert(cc.pointCount > 0);
+      var i = 0;
+      var clipPointX = 0;
+      var clipPointY = 0;
+      var tMat;
+      var tVec;
+      var planePointX = 0;
+      var planePointY = 0;
+      switch (cc.type) {
+      case b2Manifold.e_circles:
+         {
+            tMat = cc.bodyA.m_xf.R;
+            tVec = cc.localPoint;
+            var pointAX = cc.bodyA.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+            var pointAY = cc.bodyA.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+            tMat = cc.bodyB.m_xf.R;
+            tVec = cc.points[0].localPoint;
+            var pointBX = cc.bodyB.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+            var pointBY = cc.bodyB.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+            var dX = pointBX - pointAX;
+            var dY = pointBY - pointAY;
+            var d2 = dX * dX + dY * dY;
+            if (d2 > Number.MIN_VALUE * Number.MIN_VALUE) {
+               var d = Math.sqrt(d2);
+               this.m_normal.x = dX / d;
+               this.m_normal.y = dY / d;
+            }
+            else {
+               this.m_normal.x = 1.0;
+               this.m_normal.y = 0.0;
+            }
+            this.m_points[0].x = 0.5 * (pointAX + pointBX);
+            this.m_points[0].y = 0.5 * (pointAY + pointBY);
+            this.m_separations[0] = dX * this.m_normal.x + dY * this.m_normal.y - cc.radius;
+         }
+         break;
+      case b2Manifold.e_faceA:
+         {
+            tMat = cc.bodyA.m_xf.R;
+            tVec = cc.localPlaneNormal;
+            this.m_normal.x = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+            this.m_normal.y = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+            tMat = cc.bodyA.m_xf.R;
+            tVec = cc.localPoint;
+            planePointX = cc.bodyA.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+            planePointY = cc.bodyA.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+            tMat = cc.bodyB.m_xf.R;
+            for (i = 0;
+            i < cc.pointCount; ++i) {
+               tVec = cc.points[i].localPoint;
+               clipPointX = cc.bodyB.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+               clipPointY = cc.bodyB.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+               this.m_separations[i] = (clipPointX - planePointX) * this.m_normal.x + (clipPointY - planePointY) * this.m_normal.y - cc.radius;
+               this.m_points[i].x = clipPointX;
+               this.m_points[i].y = clipPointY;
+            }
+         }
+         break;
+      case b2Manifold.e_faceB:
+         {
+            tMat = cc.bodyB.m_xf.R;
+            tVec = cc.localPlaneNormal;
+            this.m_normal.x = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+            this.m_normal.y = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+            tMat = cc.bodyB.m_xf.R;
+            tVec = cc.localPoint;
+            planePointX = cc.bodyB.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+            planePointY = cc.bodyB.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+            tMat = cc.bodyA.m_xf.R;
+            for (i = 0;
+            i < cc.pointCount; ++i) {
+               tVec = cc.points[i].localPoint;
+               clipPointX = cc.bodyA.m_xf.position.x + (tMat.col1.x * tVec.x + tMat.col2.x * tVec.y);
+               clipPointY = cc.bodyA.m_xf.position.y + (tMat.col1.y * tVec.x + tMat.col2.y * tVec.y);
+               this.m_separations[i] = (clipPointX - planePointX) * this.m_normal.x + (clipPointY - planePointY) * this.m_normal.y - cc.radius;
+               this.m_points[i].Set(clipPointX, clipPointY);
+            }
+            this.m_normal.x *= (-1);
+            this.m_normal.y *= (-1);
+         }
+         break;
+      }
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.Contacts.b2PositionSolverManifold.circlePointA = new b2Vec2();
+      Box2D.Dynamics.Contacts.b2PositionSolverManifold.circlePointB = new b2Vec2();
+   });
+})();
+(function () {
+   var b2Body = Box2D.Dynamics.b2Body,
+      b2BodyDef = Box2D.Dynamics.b2BodyDef,
+      b2ContactFilter = Box2D.Dynamics.b2ContactFilter,
+      b2ContactImpulse = Box2D.Dynamics.b2ContactImpulse,
+      b2ContactListener = Box2D.Dynamics.b2ContactListener,
+      b2ContactManager = Box2D.Dynamics.b2ContactManager,
+      b2DebugDraw = Box2D.Dynamics.b2DebugDraw,
+      b2DestructionListener = Box2D.Dynamics.b2DestructionListener,
+      b2FilterData = Box2D.Dynamics.b2FilterData,
+      b2Fixture = Box2D.Dynamics.b2Fixture,
+      b2FixtureDef = Box2D.Dynamics.b2FixtureDef,
+      b2Island = Box2D.Dynamics.b2Island,
+      b2TimeStep = Box2D.Dynamics.b2TimeStep,
+      b2World = Box2D.Dynamics.b2World,
+      b2Mat22 = Box2D.Common.Math.b2Mat22,
+      b2Mat33 = Box2D.Common.Math.b2Mat33,
+      b2Math = Box2D.Common.Math.b2Math,
+      b2Sweep = Box2D.Common.Math.b2Sweep,
+      b2Transform = Box2D.Common.Math.b2Transform,
+      b2Vec2 = Box2D.Common.Math.b2Vec2,
+      b2Vec3 = Box2D.Common.Math.b2Vec3,
+      b2Color = Box2D.Common.b2Color,
+      b2internal = Box2D.Common.b2internal,
+      b2Settings = Box2D.Common.b2Settings,
+      b2CircleShape = Box2D.Collision.Shapes.b2CircleShape,
+      b2EdgeChainDef = Box2D.Collision.Shapes.b2EdgeChainDef,
+      b2EdgeShape = Box2D.Collision.Shapes.b2EdgeShape,
+      b2MassData = Box2D.Collision.Shapes.b2MassData,
+      b2PolygonShape = Box2D.Collision.Shapes.b2PolygonShape,
+      b2Shape = Box2D.Collision.Shapes.b2Shape,
+      b2BuoyancyController = Box2D.Dynamics.Controllers.b2BuoyancyController,
+      b2ConstantAccelController = Box2D.Dynamics.Controllers.b2ConstantAccelController,
+      b2ConstantForceController = Box2D.Dynamics.Controllers.b2ConstantForceController,
+      b2Controller = Box2D.Dynamics.Controllers.b2Controller,
+      b2ControllerEdge = Box2D.Dynamics.Controllers.b2ControllerEdge,
+      b2GravityController = Box2D.Dynamics.Controllers.b2GravityController,
+      b2TensorDampingController = Box2D.Dynamics.Controllers.b2TensorDampingController;
+
+   Box2D.inherit(b2BuoyancyController, Box2D.Dynamics.Controllers.b2Controller);
+   b2BuoyancyController.prototype.__super = Box2D.Dynamics.Controllers.b2Controller.prototype;
+   b2BuoyancyController.b2BuoyancyController = function () {
+      Box2D.Dynamics.Controllers.b2Controller.b2Controller.apply(this, arguments);
+      this.normal = new b2Vec2(0, (-1));
+      this.offset = 0;
+      this.density = 0;
+      this.velocity = new b2Vec2(0, 0);
+      this.linearDrag = 2;
+      this.angularDrag = 1;
+      this.useDensity = false;
+      this.useWorldGravity = true;
+      this.gravity = null;
+   };
+   b2BuoyancyController.prototype.Step = function (step) {
+      if (!this.m_bodyList) return;
+      if (this.useWorldGravity) {
+         this.gravity = this.GetWorld().GetGravity().Copy();
+      }
+      for (var i = this.m_bodyList; i; i = i.nextBody) {
+         var body = i.body;
+         if (body.IsAwake() == false) {
+            continue;
+         }
+         var areac = new b2Vec2();
+         var massc = new b2Vec2();
+         var area = 0.0;
+         var mass = 0.0;
+         for (var fixture = body.GetFixtureList(); fixture; fixture = fixture.GetNext()) {
+            var sc = new b2Vec2();
+            var sarea = fixture.GetShape().ComputeSubmergedArea(this.normal, this.offset, body.GetTransform(), sc);
+            area += sarea;
+            areac.x += sarea * sc.x;
+            areac.y += sarea * sc.y;
+            var shapeDensity = 0;
+            if (this.useDensity) {
+               shapeDensity = 1;
+            }
+            else {
+               shapeDensity = 1;
+            }
+            mass += sarea * shapeDensity;
+            massc.x += sarea * sc.x * shapeDensity;
+            massc.y += sarea * sc.y * shapeDensity;
+         }
+         areac.x /= area;
+         areac.y /= area;
+         massc.x /= mass;
+         massc.y /= mass;
+         if (area < Number.MIN_VALUE) continue;
+         var buoyancyForce = this.gravity.GetNegative();
+         buoyancyForce.Multiply(this.density * area);
+         body.ApplyForce(buoyancyForce, massc);
+         var dragForce = body.GetLinearVelocityFromWorldPoint(areac);
+         dragForce.Subtract(this.velocity);
+         dragForce.Multiply((-this.linearDrag * area));
+         body.ApplyForce(dragForce, areac);
+         body.ApplyTorque((-body.GetInertia() / body.GetMass() * area * body.GetAngularVelocity() * this.angularDrag));
+      }
+   }
+   b2BuoyancyController.prototype.Draw = function (debugDraw) {
+      var r = 1000;
+      var p1 = new b2Vec2();
+      var p2 = new b2Vec2();
+      p1.x = this.normal.x * this.offset + this.normal.y * r;
+      p1.y = this.normal.y * this.offset - this.normal.x * r;
+      p2.x = this.normal.x * this.offset - this.normal.y * r;
+      p2.y = this.normal.y * this.offset + this.normal.x * r;
+      var color = new b2Color(0, 0, 1);
+      debugDraw.DrawSegment(p1, p2, color);
+   }
+   Box2D.inherit(b2ConstantAccelController, Box2D.Dynamics.Controllers.b2Controller);
+   b2ConstantAccelController.prototype.__super = Box2D.Dynamics.Controllers.b2Controller.prototype;
+   b2ConstantAccelController.b2ConstantAccelController = function () {
+      Box2D.Dynamics.Controllers.b2Controller.b2Controller.apply(this, arguments);
+      this.A = new b2Vec2(0, 0);
+   };
+   b2ConstantAccelController.prototype.Step = function (step) {
+      var smallA = new b2Vec2(this.A.x * step.dt, this.A.y * step.dt);
+      for (var i = this.m_bodyList; i; i = i.nextBody) {
+         var body = i.body;
+         if (!body.IsAwake()) continue;
+         body.SetLinearVelocity(new b2Vec2(body.GetLinearVelocity().x + smallA.x, body.GetLinearVelocity().y + smallA.y));
+      }
+   }
+   Box2D.inherit(b2ConstantForceController, Box2D.Dynamics.Controllers.b2Controller);
+   b2ConstantForceController.prototype.__super = Box2D.Dynamics.Controllers.b2Controller.prototype;
+   b2ConstantForceController.b2ConstantForceController = function () {
+      Box2D.Dynamics.Controllers.b2Controller.b2Controller.apply(this, arguments);
+      this.F = new b2Vec2(0, 0);
+   };
+   b2ConstantForceController.prototype.Step = function (step) {
+      for (var i = this.m_bodyList; i; i = i.nextBody) {
+         var body = i.body;
+         if (!body.IsAwake()) continue;
+         body.ApplyForce(this.F, body.GetWorldCenter());
+      }
+   }
+   b2Controller.b2Controller = function () {};
+   b2Controller.prototype.Step = function (step) {}
+   b2Controller.prototype.Draw = function (debugDraw) {}
+   b2Controller.prototype.AddBody = function (body) {
+      var edge = new b2ControllerEdge();
+      edge.controller = this;
+      edge.body = body;
+      edge.nextBody = this.m_bodyList;
+      edge.prevBody = null;
+      this.m_bodyList = edge;
+      if (edge.nextBody) edge.nextBody.prevBody = edge;
+      this.m_bodyCount++;
+      edge.nextController = body.m_controllerList;
+      edge.prevController = null;
+      body.m_controllerList = edge;
+      if (edge.nextController) edge.nextController.prevController = edge;
+      body.m_controllerCount++;
+   }
+   b2Controller.prototype.RemoveBody = function (body) {
+      var edge = body.m_controllerList;
+      while (edge && edge.controller != this)
+      edge = edge.nextController;
+      if (edge.prevBody) edge.prevBody.nextBody = edge.nextBody;
+      if (edge.nextBody) edge.nextBody.prevBody = edge.prevBody;
+      if (edge.nextController) edge.nextController.prevController = edge.prevController;
+      if (edge.prevController) edge.prevController.nextController = edge.nextController;
+      if (this.m_bodyList == edge) this.m_bodyList = edge.nextBody;
+      if (body.m_controllerList == edge) body.m_controllerList = edge.nextController;
+      body.m_controllerCount--;
+      this.m_bodyCount--;
+   }
+   b2Controller.prototype.Clear = function () {
+      while (this.m_bodyList)
+      this.RemoveBody(this.m_bodyList.body);
+   }
+   b2Controller.prototype.GetNext = function () {
+      return this.m_next;
+   }
+   b2Controller.prototype.GetWorld = function () {
+      return this.m_world;
+   }
+   b2Controller.prototype.GetBodyList = function () {
+      return this.m_bodyList;
+   }
+   b2ControllerEdge.b2ControllerEdge = function () {};
+   Box2D.inherit(b2GravityController, Box2D.Dynamics.Controllers.b2Controller);
+   b2GravityController.prototype.__super = Box2D.Dynamics.Controllers.b2Controller.prototype;
+   b2GravityController.b2GravityController = function () {
+      Box2D.Dynamics.Controllers.b2Controller.b2Controller.apply(this, arguments);
+      this.G = 1;
+      this.invSqr = true;
+   };
+   b2GravityController.prototype.Step = function (step) {
+      var i = null;
+      var body1 = null;
+      var p1 = null;
+      var mass1 = 0;
+      var j = null;
+      var body2 = null;
+      var p2 = null;
+      var dx = 0;
+      var dy = 0;
+      var r2 = 0;
+      var f = null;
+      if (this.invSqr) {
+         for (i = this.m_bodyList;
+         i; i = i.nextBody) {
+            body1 = i.body;
+            p1 = body1.GetWorldCenter();
+            mass1 = body1.GetMass();
+            for (j = this.m_bodyList;
+            j != i; j = j.nextBody) {
+               body2 = j.body;
+               p2 = body2.GetWorldCenter();
+               dx = p2.x - p1.x;
+               dy = p2.y - p1.y;
+               r2 = dx * dx + dy * dy;
+               if (r2 < Number.MIN_VALUE) continue;
+               f = new b2Vec2(dx, dy);
+               f.Multiply(this.G / r2 / Math.sqrt(r2) * mass1 * body2.GetMass());
+               if (body1.IsAwake()) body1.ApplyForce(f, p1);
+               f.Multiply((-1));
+               if (body2.IsAwake()) body2.ApplyForce(f, p2);
+            }
+         }
+      }
+      else {
+         for (i = this.m_bodyList;
+         i; i = i.nextBody) {
+            body1 = i.body;
+            p1 = body1.GetWorldCenter();
+            mass1 = body1.GetMass();
+            for (j = this.m_bodyList;
+            j != i; j = j.nextBody) {
+               body2 = j.body;
+               p2 = body2.GetWorldCenter();
+               dx = p2.x - p1.x;
+               dy = p2.y - p1.y;
+               r2 = dx * dx + dy * dy;
+               if (r2 < Number.MIN_VALUE) continue;
+               f = new b2Vec2(dx, dy);
+               f.Multiply(this.G / r2 * mass1 * body2.GetMass());
+               if (body1.IsAwake()) body1.ApplyForce(f, p1);
+               f.Multiply((-1));
+               if (body2.IsAwake()) body2.ApplyForce(f, p2);
+            }
+         }
+      }
+   }
+   Box2D.inherit(b2TensorDampingController, Box2D.Dynamics.Controllers.b2Controller);
+   b2TensorDampingController.prototype.__super = Box2D.Dynamics.Controllers.b2Controller.prototype;
+   b2TensorDampingController.b2TensorDampingController = function () {
+      Box2D.Dynamics.Controllers.b2Controller.b2Controller.apply(this, arguments);
+      this.T = new b2Mat22();
+      this.maxTimestep = 0;
+   };
+   b2TensorDampingController.prototype.SetAxisAligned = function (xDamping, yDamping) {
+      if (xDamping === undefined) xDamping = 0;
+      if (yDamping === undefined) yDamping = 0;
+      this.T.col1.x = (-xDamping);
+      this.T.col1.y = 0;
+      this.T.col2.x = 0;
+      this.T.col2.y = (-yDamping);
+      if (xDamping > 0 || yDamping > 0) {
+         this.maxTimestep = 1 / Math.max(xDamping, yDamping);
+      }
+      else {
+         this.maxTimestep = 0;
+      }
+   }
+   b2TensorDampingController.prototype.Step = function (step) {
+      var timestep = step.dt;
+      if (timestep <= Number.MIN_VALUE) return;
+      if (timestep > this.maxTimestep && this.maxTimestep > 0) timestep = this.maxTimestep;
+      for (var i = this.m_bodyList; i; i = i.nextBody) {
+         var body = i.body;
+         if (!body.IsAwake()) {
+            continue;
+         }
+         var damping = body.GetWorldVector(b2Math.MulMV(this.T, body.GetLocalVector(body.GetLinearVelocity())));
+         body.SetLinearVelocity(new b2Vec2(body.GetLinearVelocity().x + damping.x * timestep, body.GetLinearVelocity().y + damping.y * timestep));
+      }
+   }
+})();
+(function () {
+   var b2Color = Box2D.Common.b2Color,
+      b2internal = Box2D.Common.b2internal,
+      b2Settings = Box2D.Common.b2Settings,
+      b2Mat22 = Box2D.Common.Math.b2Mat22,
+      b2Mat33 = Box2D.Common.Math.b2Mat33,
+      b2Math = Box2D.Common.Math.b2Math,
+      b2Sweep = Box2D.Common.Math.b2Sweep,
+      b2Transform = Box2D.Common.Math.b2Transform,
+      b2Vec2 = Box2D.Common.Math.b2Vec2,
+      b2Vec3 = Box2D.Common.Math.b2Vec3,
+      b2DistanceJoint = Box2D.Dynamics.Joints.b2DistanceJoint,
+      b2DistanceJointDef = Box2D.Dynamics.Joints.b2DistanceJointDef,
+      b2FrictionJoint = Box2D.Dynamics.Joints.b2FrictionJoint,
+      b2FrictionJointDef = Box2D.Dynamics.Joints.b2FrictionJointDef,
+      b2GearJoint = Box2D.Dynamics.Joints.b2GearJoint,
+      b2GearJointDef = Box2D.Dynamics.Joints.b2GearJointDef,
+      b2Jacobian = Box2D.Dynamics.Joints.b2Jacobian,
+      b2Joint = Box2D.Dynamics.Joints.b2Joint,
+      b2JointDef = Box2D.Dynamics.Joints.b2JointDef,
+      b2JointEdge = Box2D.Dynamics.Joints.b2JointEdge,
+      b2LineJoint = Box2D.Dynamics.Joints.b2LineJoint,
+      b2LineJointDef = Box2D.Dynamics.Joints.b2LineJointDef,
+      b2MouseJoint = Box2D.Dynamics.Joints.b2MouseJoint,
+      b2MouseJointDef = Box2D.Dynamics.Joints.b2MouseJointDef,
+      b2PrismaticJoint = Box2D.Dynamics.Joints.b2PrismaticJoint,
+      b2PrismaticJointDef = Box2D.Dynamics.Joints.b2PrismaticJointDef,
+      b2PulleyJoint = Box2D.Dynamics.Joints.b2PulleyJoint,
+      b2PulleyJointDef = Box2D.Dynamics.Joints.b2PulleyJointDef,
+      b2RevoluteJoint = Box2D.Dynamics.Joints.b2RevoluteJoint,
+      b2RevoluteJointDef = Box2D.Dynamics.Joints.b2RevoluteJointDef,
+      b2WeldJoint = Box2D.Dynamics.Joints.b2WeldJoint,
+      b2WeldJointDef = Box2D.Dynamics.Joints.b2WeldJointDef,
+      b2Body = Box2D.Dynamics.b2Body,
+      b2BodyDef = Box2D.Dynamics.b2BodyDef,
+      b2ContactFilter = Box2D.Dynamics.b2ContactFilter,
+      b2ContactImpulse = Box2D.Dynamics.b2ContactImpulse,
+      b2ContactListener = Box2D.Dynamics.b2ContactListener,
+      b2ContactManager = Box2D.Dynamics.b2ContactManager,
+      b2DebugDraw = Box2D.Dynamics.b2DebugDraw,
+      b2DestructionListener = Box2D.Dynamics.b2DestructionListener,
+      b2FilterData = Box2D.Dynamics.b2FilterData,
+      b2Fixture = Box2D.Dynamics.b2Fixture,
+      b2FixtureDef = Box2D.Dynamics.b2FixtureDef,
+      b2Island = Box2D.Dynamics.b2Island,
+      b2TimeStep = Box2D.Dynamics.b2TimeStep,
+      b2World = Box2D.Dynamics.b2World;
+
+   Box2D.inherit(b2DistanceJoint, Box2D.Dynamics.Joints.b2Joint);
+   b2DistanceJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
+   b2DistanceJoint.b2DistanceJoint = function () {
+      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
+      this.m_localAnchor1 = new b2Vec2();
+      this.m_localAnchor2 = new b2Vec2();
+      this.m_u = new b2Vec2();
+   };
+   b2DistanceJoint.prototype.GetAnchorA = function () {
+      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
+   }
+   b2DistanceJoint.prototype.GetAnchorB = function () {
+      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
+   }
+   b2DistanceJoint.prototype.GetReactionForce = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return new b2Vec2(inv_dt * this.m_impulse * this.m_u.x, inv_dt * this.m_impulse * this.m_u.y);
+   }
+   b2DistanceJoint.prototype.GetReactionTorque = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return 0.0;
+   }
+   b2DistanceJoint.prototype.GetLength = function () {
+      return this.m_length;
+   }
+   b2DistanceJoint.prototype.SetLength = function (length) {
+      if (length === undefined) length = 0;
+      this.m_length = length;
+   }
+   b2DistanceJoint.prototype.GetFrequency = function () {
+      return this.m_frequencyHz;
+   }
+   b2DistanceJoint.prototype.SetFrequency = function (hz) {
+      if (hz === undefined) hz = 0;
+      this.m_frequencyHz = hz;
+   }
+   b2DistanceJoint.prototype.GetDampingRatio = function () {
+      return this.m_dampingRatio;
+   }
+   b2DistanceJoint.prototype.SetDampingRatio = function (ratio) {
+      if (ratio === undefined) ratio = 0;
+      this.m_dampingRatio = ratio;
+   }
+   b2DistanceJoint.prototype.b2DistanceJoint = function (def) {
+      this.__super.b2Joint.call(this, def);
+      var tMat;
+      var tX = 0;
+      var tY = 0;
+      this.m_localAnchor1.SetV(def.localAnchorA);
+      this.m_localAnchor2.SetV(def.localAnchorB);
+      this.m_length = def.length;
+      this.m_frequencyHz = def.frequencyHz;
+      this.m_dampingRatio = def.dampingRatio;
+      this.m_impulse = 0.0;
+      this.m_gamma = 0.0;
+      this.m_bias = 0.0;
+   }
+   b2DistanceJoint.prototype.InitVelocityConstraints = function (step) {
+      var tMat;
+      var tX = 0;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      tMat = bA.m_xf.R;
+      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = bB.m_xf.R;
+      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      this.m_u.x = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
+      this.m_u.y = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
+      var length = Math.sqrt(this.m_u.x * this.m_u.x + this.m_u.y * this.m_u.y);
+      if (length > b2Settings.b2_linearSlop) {
+         this.m_u.Multiply(1.0 / length);
+      }
+      else {
+         this.m_u.SetZero();
+      }
+      var cr1u = (r1X * this.m_u.y - r1Y * this.m_u.x);
+      var cr2u = (r2X * this.m_u.y - r2Y * this.m_u.x);
+      var invMass = bA.m_invMass + bA.m_invI * cr1u * cr1u + bB.m_invMass + bB.m_invI * cr2u * cr2u;
+      this.m_mass = invMass != 0.0 ? 1.0 / invMass : 0.0;
+      if (this.m_frequencyHz > 0.0) {
+         var C = length - this.m_length;
+         var omega = 2.0 * Math.PI * this.m_frequencyHz;
+         var d = 2.0 * this.m_mass * this.m_dampingRatio * omega;
+         var k = this.m_mass * omega * omega;
+         this.m_gamma = step.dt * (d + step.dt * k);
+         this.m_gamma = this.m_gamma != 0.0 ? 1 / this.m_gamma : 0.0;
+         this.m_bias = C * step.dt * k * this.m_gamma;
+         this.m_mass = invMass + this.m_gamma;
+         this.m_mass = this.m_mass != 0.0 ? 1.0 / this.m_mass : 0.0;
+      }
+      if (step.warmStarting) {
+         this.m_impulse *= step.dtRatio;
+         var PX = this.m_impulse * this.m_u.x;
+         var PY = this.m_impulse * this.m_u.y;
+         bA.m_linearVelocity.x -= bA.m_invMass * PX;
+         bA.m_linearVelocity.y -= bA.m_invMass * PY;
+         bA.m_angularVelocity -= bA.m_invI * (r1X * PY - r1Y * PX);
+         bB.m_linearVelocity.x += bB.m_invMass * PX;
+         bB.m_linearVelocity.y += bB.m_invMass * PY;
+         bB.m_angularVelocity += bB.m_invI * (r2X * PY - r2Y * PX);
+      }
+      else {
+         this.m_impulse = 0.0;
+      }
+   }
+   b2DistanceJoint.prototype.SolveVelocityConstraints = function (step) {
+      var tMat;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      tMat = bA.m_xf.R;
+      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = bB.m_xf.R;
+      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      var v1X = bA.m_linearVelocity.x + ((-bA.m_angularVelocity * r1Y));
+      var v1Y = bA.m_linearVelocity.y + (bA.m_angularVelocity * r1X);
+      var v2X = bB.m_linearVelocity.x + ((-bB.m_angularVelocity * r2Y));
+      var v2Y = bB.m_linearVelocity.y + (bB.m_angularVelocity * r2X);
+      var Cdot = (this.m_u.x * (v2X - v1X) + this.m_u.y * (v2Y - v1Y));
+      var impulse = (-this.m_mass * (Cdot + this.m_bias + this.m_gamma * this.m_impulse));
+      this.m_impulse += impulse;
+      var PX = impulse * this.m_u.x;
+      var PY = impulse * this.m_u.y;
+      bA.m_linearVelocity.x -= bA.m_invMass * PX;
+      bA.m_linearVelocity.y -= bA.m_invMass * PY;
+      bA.m_angularVelocity -= bA.m_invI * (r1X * PY - r1Y * PX);
+      bB.m_linearVelocity.x += bB.m_invMass * PX;
+      bB.m_linearVelocity.y += bB.m_invMass * PY;
+      bB.m_angularVelocity += bB.m_invI * (r2X * PY - r2Y * PX);
+   }
+   b2DistanceJoint.prototype.SolvePositionConstraints = function (baumgarte) {
+      if (baumgarte === undefined) baumgarte = 0;
+      var tMat;
+      if (this.m_frequencyHz > 0.0) {
+         return true;
+      }
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      tMat = bA.m_xf.R;
+      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = bB.m_xf.R;
+      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      var dX = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
+      var dY = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
+      var length = Math.sqrt(dX * dX + dY * dY);
+      dX /= length;
+      dY /= length;
+      var C = length - this.m_length;
+      C = b2Math.Clamp(C, (-b2Settings.b2_maxLinearCorrection), b2Settings.b2_maxLinearCorrection);
+      var impulse = (-this.m_mass * C);
+      this.m_u.Set(dX, dY);
+      var PX = impulse * this.m_u.x;
+      var PY = impulse * this.m_u.y;
+      bA.m_sweep.c.x -= bA.m_invMass * PX;
+      bA.m_sweep.c.y -= bA.m_invMass * PY;
+      bA.m_sweep.a -= bA.m_invI * (r1X * PY - r1Y * PX);
+      bB.m_sweep.c.x += bB.m_invMass * PX;
+      bB.m_sweep.c.y += bB.m_invMass * PY;
+      bB.m_sweep.a += bB.m_invI * (r2X * PY - r2Y * PX);
+      bA.SynchronizeTransform();
+      bB.SynchronizeTransform();
+      return b2Math.Abs(C) < b2Settings.b2_linearSlop;
+   }
+   Box2D.inherit(b2DistanceJointDef, Box2D.Dynamics.Joints.b2JointDef);
+   b2DistanceJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
+   b2DistanceJointDef.b2DistanceJointDef = function () {
+      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
+      this.localAnchorA = new b2Vec2();
+      this.localAnchorB = new b2Vec2();
+   };
+   b2DistanceJointDef.prototype.b2DistanceJointDef = function () {
+      this.__super.b2JointDef.call(this);
+      this.type = b2Joint.e_distanceJoint;
+      this.length = 1.0;
+      this.frequencyHz = 0.0;
+      this.dampingRatio = 0.0;
+   }
+   b2DistanceJointDef.prototype.Initialize = function (bA, bB, anchorA, anchorB) {
+      this.bodyA = bA;
+      this.bodyB = bB;
+      this.localAnchorA.SetV(this.bodyA.GetLocalPoint(anchorA));
+      this.localAnchorB.SetV(this.bodyB.GetLocalPoint(anchorB));
+      var dX = anchorB.x - anchorA.x;
+      var dY = anchorB.y - anchorA.y;
+      this.length = Math.sqrt(dX * dX + dY * dY);
+      this.frequencyHz = 0.0;
+      this.dampingRatio = 0.0;
+   }
+   Box2D.inherit(b2FrictionJoint, Box2D.Dynamics.Joints.b2Joint);
+   b2FrictionJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
+   b2FrictionJoint.b2FrictionJoint = function () {
+      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
+      this.m_localAnchorA = new b2Vec2();
+      this.m_localAnchorB = new b2Vec2();
+      this.m_linearMass = new b2Mat22();
+      this.m_linearImpulse = new b2Vec2();
+   };
+   b2FrictionJoint.prototype.GetAnchorA = function () {
+      return this.m_bodyA.GetWorldPoint(this.m_localAnchorA);
+   }
+   b2FrictionJoint.prototype.GetAnchorB = function () {
+      return this.m_bodyB.GetWorldPoint(this.m_localAnchorB);
+   }
+   b2FrictionJoint.prototype.GetReactionForce = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return new b2Vec2(inv_dt * this.m_linearImpulse.x, inv_dt * this.m_linearImpulse.y);
+   }
+   b2FrictionJoint.prototype.GetReactionTorque = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return inv_dt * this.m_angularImpulse;
+   }
+   b2FrictionJoint.prototype.SetMaxForce = function (force) {
+      if (force === undefined) force = 0;
+      this.m_maxForce = force;
+   }
+   b2FrictionJoint.prototype.GetMaxForce = function () {
+      return this.m_maxForce;
+   }
+   b2FrictionJoint.prototype.SetMaxTorque = function (torque) {
+      if (torque === undefined) torque = 0;
+      this.m_maxTorque = torque;
+   }
+   b2FrictionJoint.prototype.GetMaxTorque = function () {
+      return this.m_maxTorque;
+   }
+   b2FrictionJoint.prototype.b2FrictionJoint = function (def) {
+      this.__super.b2Joint.call(this, def);
+      this.m_localAnchorA.SetV(def.localAnchorA);
+      this.m_localAnchorB.SetV(def.localAnchorB);
+      this.m_linearMass.SetZero();
+      this.m_angularMass = 0.0;
+      this.m_linearImpulse.SetZero();
+      this.m_angularImpulse = 0.0;
+      this.m_maxForce = def.maxForce;
+      this.m_maxTorque = def.maxTorque;
+   }
+   b2FrictionJoint.prototype.InitVelocityConstraints = function (step) {
+      var tMat;
+      var tX = 0;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      tMat = bA.m_xf.R;
+      var rAX = this.m_localAnchorA.x - bA.m_sweep.localCenter.x;
+      var rAY = this.m_localAnchorA.y - bA.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * rAX + tMat.col2.x * rAY);
+      rAY = (tMat.col1.y * rAX + tMat.col2.y * rAY);
+      rAX = tX;
+      tMat = bB.m_xf.R;
+      var rBX = this.m_localAnchorB.x - bB.m_sweep.localCenter.x;
+      var rBY = this.m_localAnchorB.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * rBX + tMat.col2.x * rBY);
+      rBY = (tMat.col1.y * rBX + tMat.col2.y * rBY);
+      rBX = tX;
+      var mA = bA.m_invMass;
+      var mB = bB.m_invMass;
+      var iA = bA.m_invI;
+      var iB = bB.m_invI;
+      var K = new b2Mat22();
+      K.col1.x = mA + mB;
+      K.col2.x = 0.0;
+      K.col1.y = 0.0;
+      K.col2.y = mA + mB;
+      K.col1.x += iA * rAY * rAY;
+      K.col2.x += (-iA * rAX * rAY);
+      K.col1.y += (-iA * rAX * rAY);
+      K.col2.y += iA * rAX * rAX;
+      K.col1.x += iB * rBY * rBY;
+      K.col2.x += (-iB * rBX * rBY);
+      K.col1.y += (-iB * rBX * rBY);
+      K.col2.y += iB * rBX * rBX;
+      K.GetInverse(this.m_linearMass);
+      this.m_angularMass = iA + iB;
+      if (this.m_angularMass > 0.0) {
+         this.m_angularMass = 1.0 / this.m_angularMass;
+      }
+      if (step.warmStarting) {
+         this.m_linearImpulse.x *= step.dtRatio;
+         this.m_linearImpulse.y *= step.dtRatio;
+         this.m_angularImpulse *= step.dtRatio;
+         var P = this.m_linearImpulse;
+         bA.m_linearVelocity.x -= mA * P.x;
+         bA.m_linearVelocity.y -= mA * P.y;
+         bA.m_angularVelocity -= iA * (rAX * P.y - rAY * P.x + this.m_angularImpulse);
+         bB.m_linearVelocity.x += mB * P.x;
+         bB.m_linearVelocity.y += mB * P.y;
+         bB.m_angularVelocity += iB * (rBX * P.y - rBY * P.x + this.m_angularImpulse);
+      }
+      else {
+         this.m_linearImpulse.SetZero();
+         this.m_angularImpulse = 0.0;
+      }
+   }
+   b2FrictionJoint.prototype.SolveVelocityConstraints = function (step) {
+      var tMat;
+      var tX = 0;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var vA = bA.m_linearVelocity;
+      var wA = bA.m_angularVelocity;
+      var vB = bB.m_linearVelocity;
+      var wB = bB.m_angularVelocity;
+      var mA = bA.m_invMass;
+      var mB = bB.m_invMass;
+      var iA = bA.m_invI;
+      var iB = bB.m_invI;
+      tMat = bA.m_xf.R;
+      var rAX = this.m_localAnchorA.x - bA.m_sweep.localCenter.x;
+      var rAY = this.m_localAnchorA.y - bA.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * rAX + tMat.col2.x * rAY);
+      rAY = (tMat.col1.y * rAX + tMat.col2.y * rAY);
+      rAX = tX;
+      tMat = bB.m_xf.R;
+      var rBX = this.m_localAnchorB.x - bB.m_sweep.localCenter.x;
+      var rBY = this.m_localAnchorB.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * rBX + tMat.col2.x * rBY);
+      rBY = (tMat.col1.y * rBX + tMat.col2.y * rBY);
+      rBX = tX;
+      var maxImpulse = 0; {
+         var Cdot = wB - wA;
+         var impulse = (-this.m_angularMass * Cdot);
+         var oldImpulse = this.m_angularImpulse;
+         maxImpulse = step.dt * this.m_maxTorque;
+         this.m_angularImpulse = b2Math.Clamp(this.m_angularImpulse + impulse, (-maxImpulse), maxImpulse);
+         impulse = this.m_angularImpulse - oldImpulse;
+         wA -= iA * impulse;
+         wB += iB * impulse;
+      } {
+         var CdotX = vB.x - wB * rBY - vA.x + wA * rAY;
+         var CdotY = vB.y + wB * rBX - vA.y - wA * rAX;
+         var impulseV = b2Math.MulMV(this.m_linearMass, new b2Vec2((-CdotX), (-CdotY)));
+         var oldImpulseV = this.m_linearImpulse.Copy();
+         this.m_linearImpulse.Add(impulseV);
+         maxImpulse = step.dt * this.m_maxForce;
+         if (this.m_linearImpulse.LengthSquared() > maxImpulse * maxImpulse) {
+            this.m_linearImpulse.Normalize();
+            this.m_linearImpulse.Multiply(maxImpulse);
+         }
+         impulseV = b2Math.SubtractVV(this.m_linearImpulse, oldImpulseV);
+         vA.x -= mA * impulseV.x;
+         vA.y -= mA * impulseV.y;
+         wA -= iA * (rAX * impulseV.y - rAY * impulseV.x);
+         vB.x += mB * impulseV.x;
+         vB.y += mB * impulseV.y;
+         wB += iB * (rBX * impulseV.y - rBY * impulseV.x);
+      }
+      bA.m_angularVelocity = wA;
+      bB.m_angularVelocity = wB;
+   }
+   b2FrictionJoint.prototype.SolvePositionConstraints = function (baumgarte) {
+      if (baumgarte === undefined) baumgarte = 0;
+      return true;
+   }
+   Box2D.inherit(b2FrictionJointDef, Box2D.Dynamics.Joints.b2JointDef);
+   b2FrictionJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
+   b2FrictionJointDef.b2FrictionJointDef = function () {
+      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
+      this.localAnchorA = new b2Vec2();
+      this.localAnchorB = new b2Vec2();
+   };
+   b2FrictionJointDef.prototype.b2FrictionJointDef = function () {
+      this.__super.b2JointDef.call(this);
+      this.type = b2Joint.e_frictionJoint;
+      this.maxForce = 0.0;
+      this.maxTorque = 0.0;
+   }
+   b2FrictionJointDef.prototype.Initialize = function (bA, bB, anchor) {
+      this.bodyA = bA;
+      this.bodyB = bB;
+      this.localAnchorA.SetV(this.bodyA.GetLocalPoint(anchor));
+      this.localAnchorB.SetV(this.bodyB.GetLocalPoint(anchor));
+   }
+   Box2D.inherit(b2GearJoint, Box2D.Dynamics.Joints.b2Joint);
+   b2GearJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
+   b2GearJoint.b2GearJoint = function () {
+      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
+      this.m_groundAnchor1 = new b2Vec2();
+      this.m_groundAnchor2 = new b2Vec2();
+      this.m_localAnchor1 = new b2Vec2();
+      this.m_localAnchor2 = new b2Vec2();
+      this.m_J = new b2Jacobian();
+   };
+   b2GearJoint.prototype.GetAnchorA = function () {
+      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
+   }
+   b2GearJoint.prototype.GetAnchorB = function () {
+      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
+   }
+   b2GearJoint.prototype.GetReactionForce = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return new b2Vec2(inv_dt * this.m_impulse * this.m_J.linearB.x, inv_dt * this.m_impulse * this.m_J.linearB.y);
+   }
+   b2GearJoint.prototype.GetReactionTorque = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      var tMat = this.m_bodyB.m_xf.R;
+      var rX = this.m_localAnchor1.x - this.m_bodyB.m_sweep.localCenter.x;
+      var rY = this.m_localAnchor1.y - this.m_bodyB.m_sweep.localCenter.y;
+      var tX = tMat.col1.x * rX + tMat.col2.x * rY;
+      rY = tMat.col1.y * rX + tMat.col2.y * rY;
+      rX = tX;
+      var PX = this.m_impulse * this.m_J.linearB.x;
+      var PY = this.m_impulse * this.m_J.linearB.y;
+      return inv_dt * (this.m_impulse * this.m_J.angularB - rX * PY + rY * PX);
+   }
+   b2GearJoint.prototype.GetRatio = function () {
+      return this.m_ratio;
+   }
+   b2GearJoint.prototype.SetRatio = function (ratio) {
+      if (ratio === undefined) ratio = 0;
+      this.m_ratio = ratio;
+   }
+   b2GearJoint.prototype.b2GearJoint = function (def) {
+      this.__super.b2Joint.call(this, def);
+      var type1 = parseInt(def.joint1.m_type);
+      var type2 = parseInt(def.joint2.m_type);
+      this.m_revolute1 = null;
+      this.m_prismatic1 = null;
+      this.m_revolute2 = null;
+      this.m_prismatic2 = null;
+      var coordinate1 = 0;
+      var coordinate2 = 0;
+      this.m_ground1 = def.joint1.GetBodyA();
+      this.m_bodyA = def.joint1.GetBodyB();
+      if (type1 == b2Joint.e_revoluteJoint) {
+         this.m_revolute1 = (def.joint1 instanceof b2RevoluteJoint ? def.joint1 : null);
+         this.m_groundAnchor1.SetV(this.m_revolute1.m_localAnchor1);
+         this.m_localAnchor1.SetV(this.m_revolute1.m_localAnchor2);
+         coordinate1 = this.m_revolute1.GetJointAngle();
+      }
+      else {
+         this.m_prismatic1 = (def.joint1 instanceof b2PrismaticJoint ? def.joint1 : null);
+         this.m_groundAnchor1.SetV(this.m_prismatic1.m_localAnchor1);
+         this.m_localAnchor1.SetV(this.m_prismatic1.m_localAnchor2);
+         coordinate1 = this.m_prismatic1.GetJointTranslation();
+      }
+      this.m_ground2 = def.joint2.GetBodyA();
+      this.m_bodyB = def.joint2.GetBodyB();
+      if (type2 == b2Joint.e_revoluteJoint) {
+         this.m_revolute2 = (def.joint2 instanceof b2RevoluteJoint ? def.joint2 : null);
+         this.m_groundAnchor2.SetV(this.m_revolute2.m_localAnchor1);
+         this.m_localAnchor2.SetV(this.m_revolute2.m_localAnchor2);
+         coordinate2 = this.m_revolute2.GetJointAngle();
+      }
+      else {
+         this.m_prismatic2 = (def.joint2 instanceof b2PrismaticJoint ? def.joint2 : null);
+         this.m_groundAnchor2.SetV(this.m_prismatic2.m_localAnchor1);
+         this.m_localAnchor2.SetV(this.m_prismatic2.m_localAnchor2);
+         coordinate2 = this.m_prismatic2.GetJointTranslation();
+      }
+      this.m_ratio = def.ratio;
+      this.m_constant = coordinate1 + this.m_ratio * coordinate2;
+      this.m_impulse = 0.0;
+   }
+   b2GearJoint.prototype.InitVelocityConstraints = function (step) {
+      var g1 = this.m_ground1;
+      var g2 = this.m_ground2;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var ugX = 0;
+      var ugY = 0;
+      var rX = 0;
+      var rY = 0;
+      var tMat;
+      var tVec;
+      var crug = 0;
+      var tX = 0;
+      var K = 0.0;
+      this.m_J.SetZero();
+      if (this.m_revolute1) {
+         this.m_J.angularA = (-1.0);
+         K += bA.m_invI;
+      }
+      else {
+         tMat = g1.m_xf.R;
+         tVec = this.m_prismatic1.m_localXAxis1;
+         ugX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+         ugY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+         tMat = bA.m_xf.R;
+         rX = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+         rY = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+         tX = tMat.col1.x * rX + tMat.col2.x * rY;
+         rY = tMat.col1.y * rX + tMat.col2.y * rY;
+         rX = tX;
+         crug = rX * ugY - rY * ugX;
+         this.m_J.linearA.Set((-ugX), (-ugY));
+         this.m_J.angularA = (-crug);
+         K += bA.m_invMass + bA.m_invI * crug * crug;
+      }
+      if (this.m_revolute2) {
+         this.m_J.angularB = (-this.m_ratio);
+         K += this.m_ratio * this.m_ratio * bB.m_invI;
+      }
+      else {
+         tMat = g2.m_xf.R;
+         tVec = this.m_prismatic2.m_localXAxis1;
+         ugX = tMat.col1.x * tVec.x + tMat.col2.x * tVec.y;
+         ugY = tMat.col1.y * tVec.x + tMat.col2.y * tVec.y;
+         tMat = bB.m_xf.R;
+         rX = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+         rY = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+         tX = tMat.col1.x * rX + tMat.col2.x * rY;
+         rY = tMat.col1.y * rX + tMat.col2.y * rY;
+         rX = tX;
+         crug = rX * ugY - rY * ugX;
+         this.m_J.linearB.Set((-this.m_ratio * ugX), (-this.m_ratio * ugY));
+         this.m_J.angularB = (-this.m_ratio * crug);
+         K += this.m_ratio * this.m_ratio * (bB.m_invMass + bB.m_invI * crug * crug);
+      }
+      this.m_mass = K > 0.0 ? 1.0 / K : 0.0;
+      if (step.warmStarting) {
+         bA.m_linearVelocity.x += bA.m_invMass * this.m_impulse * this.m_J.linearA.x;
+         bA.m_linearVelocity.y += bA.m_invMass * this.m_impulse * this.m_J.linearA.y;
+         bA.m_angularVelocity += bA.m_invI * this.m_impulse * this.m_J.angularA;
+         bB.m_linearVelocity.x += bB.m_invMass * this.m_impulse * this.m_J.linearB.x;
+         bB.m_linearVelocity.y += bB.m_invMass * this.m_impulse * this.m_J.linearB.y;
+         bB.m_angularVelocity += bB.m_invI * this.m_impulse * this.m_J.angularB;
+      }
+      else {
+         this.m_impulse = 0.0;
+      }
+   }
+   b2GearJoint.prototype.SolveVelocityConstraints = function (step) {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var Cdot = this.m_J.Compute(bA.m_linearVelocity, bA.m_angularVelocity, bB.m_linearVelocity, bB.m_angularVelocity);
+      var impulse = (-this.m_mass * Cdot);
+      this.m_impulse += impulse;
+      bA.m_linearVelocity.x += bA.m_invMass * impulse * this.m_J.linearA.x;
+      bA.m_linearVelocity.y += bA.m_invMass * impulse * this.m_J.linearA.y;
+      bA.m_angularVelocity += bA.m_invI * impulse * this.m_J.angularA;
+      bB.m_linearVelocity.x += bB.m_invMass * impulse * this.m_J.linearB.x;
+      bB.m_linearVelocity.y += bB.m_invMass * impulse * this.m_J.linearB.y;
+      bB.m_angularVelocity += bB.m_invI * impulse * this.m_J.angularB;
+   }
+   b2GearJoint.prototype.SolvePositionConstraints = function (baumgarte) {
+      if (baumgarte === undefined) baumgarte = 0;
+      var linearError = 0.0;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var coordinate1 = 0;
+      var coordinate2 = 0;
+      if (this.m_revolute1) {
+         coordinate1 = this.m_revolute1.GetJointAngle();
+      }
+      else {
+         coordinate1 = this.m_prismatic1.GetJointTranslation();
+      }
+      if (this.m_revolute2) {
+         coordinate2 = this.m_revolute2.GetJointAngle();
+      }
+      else {
+         coordinate2 = this.m_prismatic2.GetJointTranslation();
+      }
+      var C = this.m_constant - (coordinate1 + this.m_ratio * coordinate2);
+      var impulse = (-this.m_mass * C);
+      bA.m_sweep.c.x += bA.m_invMass * impulse * this.m_J.linearA.x;
+      bA.m_sweep.c.y += bA.m_invMass * impulse * this.m_J.linearA.y;
+      bA.m_sweep.a += bA.m_invI * impulse * this.m_J.angularA;
+      bB.m_sweep.c.x += bB.m_invMass * impulse * this.m_J.linearB.x;
+      bB.m_sweep.c.y += bB.m_invMass * impulse * this.m_J.linearB.y;
+      bB.m_sweep.a += bB.m_invI * impulse * this.m_J.angularB;
+      bA.SynchronizeTransform();
+      bB.SynchronizeTransform();
+      return linearError < b2Settings.b2_linearSlop;
+   }
+   Box2D.inherit(b2GearJointDef, Box2D.Dynamics.Joints.b2JointDef);
+   b2GearJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
+   b2GearJointDef.b2GearJointDef = function () {
+      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
+   };
+   b2GearJointDef.prototype.b2GearJointDef = function () {
+      this.__super.b2JointDef.call(this);
+      this.type = b2Joint.e_gearJoint;
+      this.joint1 = null;
+      this.joint2 = null;
+      this.ratio = 1.0;
+   }
+   b2Jacobian.b2Jacobian = function () {
+      this.linearA = new b2Vec2();
+      this.linearB = new b2Vec2();
+   };
+   b2Jacobian.prototype.SetZero = function () {
+      this.linearA.SetZero();
+      this.angularA = 0.0;
+      this.linearB.SetZero();
+      this.angularB = 0.0;
+   }
+   b2Jacobian.prototype.Set = function (x1, a1, x2, a2) {
+      if (a1 === undefined) a1 = 0;
+      if (a2 === undefined) a2 = 0;
+      this.linearA.SetV(x1);
+      this.angularA = a1;
+      this.linearB.SetV(x2);
+      this.angularB = a2;
+   }
+   b2Jacobian.prototype.Compute = function (x1, a1, x2, a2) {
+      if (a1 === undefined) a1 = 0;
+      if (a2 === undefined) a2 = 0;
+      return (this.linearA.x * x1.x + this.linearA.y * x1.y) + this.angularA * a1 + (this.linearB.x * x2.x + this.linearB.y * x2.y) + this.angularB * a2;
+   }
+   b2Joint.b2Joint = function () {
+      this.m_edgeA = new b2JointEdge();
+      this.m_edgeB = new b2JointEdge();
+      this.m_localCenterA = new b2Vec2();
+      this.m_localCenterB = new b2Vec2();
+   };
+   b2Joint.prototype.GetType = function () {
+      return this.m_type;
+   }
+   b2Joint.prototype.GetAnchorA = function () {
+      return null;
+   }
+   b2Joint.prototype.GetAnchorB = function () {
+      return null;
+   }
+   b2Joint.prototype.GetReactionForce = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return null;
+   }
+   b2Joint.prototype.GetReactionTorque = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return 0.0;
+   }
+   b2Joint.prototype.GetBodyA = function () {
+      return this.m_bodyA;
+   }
+   b2Joint.prototype.GetBodyB = function () {
+      return this.m_bodyB;
+   }
+   b2Joint.prototype.GetNext = function () {
+      return this.m_next;
+   }
+   b2Joint.prototype.GetUserData = function () {
+      return this.m_userData;
+   }
+   b2Joint.prototype.SetUserData = function (data) {
+      this.m_userData = data;
+   }
+   b2Joint.prototype.IsActive = function () {
+      return this.m_bodyA.IsActive() && this.m_bodyB.IsActive();
+   }
+   b2Joint.Create = function (def, allocator) {
+      var joint = null;
+      switch (def.type) {
+      case b2Joint.e_distanceJoint:
+         {
+            joint = new b2DistanceJoint((def instanceof b2DistanceJointDef ? def : null));
+         }
+         break;
+      case b2Joint.e_mouseJoint:
+         {
+            joint = new b2MouseJoint((def instanceof b2MouseJointDef ? def : null));
+         }
+         break;
+      case b2Joint.e_prismaticJoint:
+         {
+            joint = new b2PrismaticJoint((def instanceof b2PrismaticJointDef ? def : null));
+         }
+         break;
+      case b2Joint.e_revoluteJoint:
+         {
+            joint = new b2RevoluteJoint((def instanceof b2RevoluteJointDef ? def : null));
+         }
+         break;
+      case b2Joint.e_pulleyJoint:
+         {
+            joint = new b2PulleyJoint((def instanceof b2PulleyJointDef ? def : null));
+         }
+         break;
+      case b2Joint.e_gearJoint:
+         {
+            joint = new b2GearJoint((def instanceof b2GearJointDef ? def : null));
+         }
+         break;
+      case b2Joint.e_lineJoint:
+         {
+            joint = new b2LineJoint((def instanceof b2LineJointDef ? def : null));
+         }
+         break;
+      case b2Joint.e_weldJoint:
+         {
+            joint = new b2WeldJoint((def instanceof b2WeldJointDef ? def : null));
+         }
+         break;
+      case b2Joint.e_frictionJoint:
+         {
+            joint = new b2FrictionJoint((def instanceof b2FrictionJointDef ? def : null));
+         }
+         break;
+      default:
+         break;
+      }
+      return joint;
+   }
+   b2Joint.Destroy = function (joint, allocator) {}
+   b2Joint.prototype.b2Joint = function (def) {
+      b2Settings.b2Assert(def.bodyA != def.bodyB);
+      this.m_type = def.type;
+      this.m_prev = null;
+      this.m_next = null;
+      this.m_bodyA = def.bodyA;
+      this.m_bodyB = def.bodyB;
+      this.m_collideConnected = def.collideConnected;
+      this.m_islandFlag = false;
+      this.m_userData = def.userData;
+   }
+   b2Joint.prototype.InitVelocityConstraints = function (step) {}
+   b2Joint.prototype.SolveVelocityConstraints = function (step) {}
+   b2Joint.prototype.FinalizeVelocityConstraints = function () {}
+   b2Joint.prototype.SolvePositionConstraints = function (baumgarte) {
+      if (baumgarte === undefined) baumgarte = 0;
+      return false;
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.Joints.b2Joint.e_unknownJoint = 0;
+      Box2D.Dynamics.Joints.b2Joint.e_revoluteJoint = 1;
+      Box2D.Dynamics.Joints.b2Joint.e_prismaticJoint = 2;
+      Box2D.Dynamics.Joints.b2Joint.e_distanceJoint = 3;
+      Box2D.Dynamics.Joints.b2Joint.e_pulleyJoint = 4;
+      Box2D.Dynamics.Joints.b2Joint.e_mouseJoint = 5;
+      Box2D.Dynamics.Joints.b2Joint.e_gearJoint = 6;
+      Box2D.Dynamics.Joints.b2Joint.e_lineJoint = 7;
+      Box2D.Dynamics.Joints.b2Joint.e_weldJoint = 8;
+      Box2D.Dynamics.Joints.b2Joint.e_frictionJoint = 9;
+      Box2D.Dynamics.Joints.b2Joint.e_inactiveLimit = 0;
+      Box2D.Dynamics.Joints.b2Joint.e_atLowerLimit = 1;
+      Box2D.Dynamics.Joints.b2Joint.e_atUpperLimit = 2;
+      Box2D.Dynamics.Joints.b2Joint.e_equalLimits = 3;
+   });
+   b2JointDef.b2JointDef = function () {};
+   b2JointDef.prototype.b2JointDef = function () {
+      this.type = b2Joint.e_unknownJoint;
+      this.userData = null;
+      this.bodyA = null;
+      this.bodyB = null;
+      this.collideConnected = false;
+   }
+   b2JointEdge.b2JointEdge = function () {};
+   Box2D.inherit(b2LineJoint, Box2D.Dynamics.Joints.b2Joint);
+   b2LineJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
+   b2LineJoint.b2LineJoint = function () {
+      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
+      this.m_localAnchor1 = new b2Vec2();
+      this.m_localAnchor2 = new b2Vec2();
+      this.m_localXAxis1 = new b2Vec2();
+      this.m_localYAxis1 = new b2Vec2();
+      this.m_axis = new b2Vec2();
+      this.m_perp = new b2Vec2();
+      this.m_K = new b2Mat22();
+      this.m_impulse = new b2Vec2();
+   };
+   b2LineJoint.prototype.GetAnchorA = function () {
+      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
+   }
+   b2LineJoint.prototype.GetAnchorB = function () {
+      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
+   }
+   b2LineJoint.prototype.GetReactionForce = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return new b2Vec2(inv_dt * (this.m_impulse.x * this.m_perp.x + (this.m_motorImpulse + this.m_impulse.y) * this.m_axis.x), inv_dt * (this.m_impulse.x * this.m_perp.y + (this.m_motorImpulse + this.m_impulse.y) * this.m_axis.y));
+   }
+   b2LineJoint.prototype.GetReactionTorque = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return inv_dt * this.m_impulse.y;
+   }
+   b2LineJoint.prototype.GetJointTranslation = function () {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var tMat;
+      var p1 = bA.GetWorldPoint(this.m_localAnchor1);
+      var p2 = bB.GetWorldPoint(this.m_localAnchor2);
+      var dX = p2.x - p1.x;
+      var dY = p2.y - p1.y;
+      var axis = bA.GetWorldVector(this.m_localXAxis1);
+      var translation = axis.x * dX + axis.y * dY;
+      return translation;
+   }
+   b2LineJoint.prototype.GetJointSpeed = function () {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var tMat;
+      tMat = bA.m_xf.R;
+      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = bB.m_xf.R;
+      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      var p1X = bA.m_sweep.c.x + r1X;
+      var p1Y = bA.m_sweep.c.y + r1Y;
+      var p2X = bB.m_sweep.c.x + r2X;
+      var p2Y = bB.m_sweep.c.y + r2Y;
+      var dX = p2X - p1X;
+      var dY = p2Y - p1Y;
+      var axis = bA.GetWorldVector(this.m_localXAxis1);
+      var v1 = bA.m_linearVelocity;
+      var v2 = bB.m_linearVelocity;
+      var w1 = bA.m_angularVelocity;
+      var w2 = bB.m_angularVelocity;
+      var speed = (dX * ((-w1 * axis.y)) + dY * (w1 * axis.x)) + (axis.x * (((v2.x + ((-w2 * r2Y))) - v1.x) - ((-w1 * r1Y))) + axis.y * (((v2.y + (w2 * r2X)) - v1.y) - (w1 * r1X)));
+      return speed;
+   }
+   b2LineJoint.prototype.IsLimitEnabled = function () {
+      return this.m_enableLimit;
+   }
+   b2LineJoint.prototype.EnableLimit = function (flag) {
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      this.m_enableLimit = flag;
+   }
+   b2LineJoint.prototype.GetLowerLimit = function () {
+      return this.m_lowerTranslation;
+   }
+   b2LineJoint.prototype.GetUpperLimit = function () {
+      return this.m_upperTranslation;
+   }
+   b2LineJoint.prototype.SetLimits = function (lower, upper) {
+      if (lower === undefined) lower = 0;
+      if (upper === undefined) upper = 0;
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      this.m_lowerTranslation = lower;
+      this.m_upperTranslation = upper;
+   }
+   b2LineJoint.prototype.IsMotorEnabled = function () {
+      return this.m_enableMotor;
+   }
+   b2LineJoint.prototype.EnableMotor = function (flag) {
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      this.m_enableMotor = flag;
+   }
+   b2LineJoint.prototype.SetMotorSpeed = function (speed) {
+      if (speed === undefined) speed = 0;
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      this.m_motorSpeed = speed;
+   }
+   b2LineJoint.prototype.GetMotorSpeed = function () {
+      return this.m_motorSpeed;
+   }
+   b2LineJoint.prototype.SetMaxMotorForce = function (force) {
+      if (force === undefined) force = 0;
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      this.m_maxMotorForce = force;
+   }
+   b2LineJoint.prototype.GetMaxMotorForce = function () {
+      return this.m_maxMotorForce;
+   }
+   b2LineJoint.prototype.GetMotorForce = function () {
+      return this.m_motorImpulse;
+   }
+   b2LineJoint.prototype.b2LineJoint = function (def) {
+      this.__super.b2Joint.call(this, def);
+      var tMat;
+      var tX = 0;
+      var tY = 0;
+      this.m_localAnchor1.SetV(def.localAnchorA);
+      this.m_localAnchor2.SetV(def.localAnchorB);
+      this.m_localXAxis1.SetV(def.localAxisA);
+      this.m_localYAxis1.x = (-this.m_localXAxis1.y);
+      this.m_localYAxis1.y = this.m_localXAxis1.x;
+      this.m_impulse.SetZero();
+      this.m_motorMass = 0.0;
+      this.m_motorImpulse = 0.0;
+      this.m_lowerTranslation = def.lowerTranslation;
+      this.m_upperTranslation = def.upperTranslation;
+      this.m_maxMotorForce = def.maxMotorForce;
+      this.m_motorSpeed = def.motorSpeed;
+      this.m_enableLimit = def.enableLimit;
+      this.m_enableMotor = def.enableMotor;
+      this.m_limitState = b2Joint.e_inactiveLimit;
+      this.m_axis.SetZero();
+      this.m_perp.SetZero();
+   }
+   b2LineJoint.prototype.InitVelocityConstraints = function (step) {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var tMat;
+      var tX = 0;
+      this.m_localCenterA.SetV(bA.GetLocalCenter());
+      this.m_localCenterB.SetV(bB.GetLocalCenter());
+      var xf1 = bA.GetTransform();
+      var xf2 = bB.GetTransform();
+      tMat = bA.m_xf.R;
+      var r1X = this.m_localAnchor1.x - this.m_localCenterA.x;
+      var r1Y = this.m_localAnchor1.y - this.m_localCenterA.y;
+      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = bB.m_xf.R;
+      var r2X = this.m_localAnchor2.x - this.m_localCenterB.x;
+      var r2Y = this.m_localAnchor2.y - this.m_localCenterB.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      var dX = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
+      var dY = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
+      this.m_invMassA = bA.m_invMass;
+      this.m_invMassB = bB.m_invMass;
+      this.m_invIA = bA.m_invI;
+      this.m_invIB = bB.m_invI; {
+         this.m_axis.SetV(b2Math.MulMV(xf1.R, this.m_localXAxis1));
+         this.m_a1 = (dX + r1X) * this.m_axis.y - (dY + r1Y) * this.m_axis.x;
+         this.m_a2 = r2X * this.m_axis.y - r2Y * this.m_axis.x;
+         this.m_motorMass = this.m_invMassA + this.m_invMassB + this.m_invIA * this.m_a1 * this.m_a1 + this.m_invIB * this.m_a2 * this.m_a2;
+         this.m_motorMass = this.m_motorMass > Number.MIN_VALUE ? 1.0 / this.m_motorMass : 0.0;
+      } {
+         this.m_perp.SetV(b2Math.MulMV(xf1.R, this.m_localYAxis1));
+         this.m_s1 = (dX + r1X) * this.m_perp.y - (dY + r1Y) * this.m_perp.x;
+         this.m_s2 = r2X * this.m_perp.y - r2Y * this.m_perp.x;
+         var m1 = this.m_invMassA;
+         var m2 = this.m_invMassB;
+         var i1 = this.m_invIA;
+         var i2 = this.m_invIB;
+         this.m_K.col1.x = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
+         this.m_K.col1.y = i1 * this.m_s1 * this.m_a1 + i2 * this.m_s2 * this.m_a2;
+         this.m_K.col2.x = this.m_K.col1.y;
+         this.m_K.col2.y = m1 + m2 + i1 * this.m_a1 * this.m_a1 + i2 * this.m_a2 * this.m_a2;
+      }
+      if (this.m_enableLimit) {
+         var jointTransition = this.m_axis.x * dX + this.m_axis.y * dY;
+         if (b2Math.Abs(this.m_upperTranslation - this.m_lowerTranslation) < 2.0 * b2Settings.b2_linearSlop) {
+            this.m_limitState = b2Joint.e_equalLimits;
+         }
+         else if (jointTransition <= this.m_lowerTranslation) {
+            if (this.m_limitState != b2Joint.e_atLowerLimit) {
+               this.m_limitState = b2Joint.e_atLowerLimit;
+               this.m_impulse.y = 0.0;
+            }
+         }
+         else if (jointTransition >= this.m_upperTranslation) {
+            if (this.m_limitState != b2Joint.e_atUpperLimit) {
+               this.m_limitState = b2Joint.e_atUpperLimit;
+               this.m_impulse.y = 0.0;
+            }
+         }
+         else {
+            this.m_limitState = b2Joint.e_inactiveLimit;
+            this.m_impulse.y = 0.0;
+         }
+      }
+      else {
+         this.m_limitState = b2Joint.e_inactiveLimit;
+      }
+      if (this.m_enableMotor == false) {
+         this.m_motorImpulse = 0.0;
+      }
+      if (step.warmStarting) {
+         this.m_impulse.x *= step.dtRatio;
+         this.m_impulse.y *= step.dtRatio;
+         this.m_motorImpulse *= step.dtRatio;
+         var PX = this.m_impulse.x * this.m_perp.x + (this.m_motorImpulse + this.m_impulse.y) * this.m_axis.x;
+         var PY = this.m_impulse.x * this.m_perp.y + (this.m_motorImpulse + this.m_impulse.y) * this.m_axis.y;
+         var L1 = this.m_impulse.x * this.m_s1 + (this.m_motorImpulse + this.m_impulse.y) * this.m_a1;
+         var L2 = this.m_impulse.x * this.m_s2 + (this.m_motorImpulse + this.m_impulse.y) * this.m_a2;
+         bA.m_linearVelocity.x -= this.m_invMassA * PX;
+         bA.m_linearVelocity.y -= this.m_invMassA * PY;
+         bA.m_angularVelocity -= this.m_invIA * L1;
+         bB.m_linearVelocity.x += this.m_invMassB * PX;
+         bB.m_linearVelocity.y += this.m_invMassB * PY;
+         bB.m_angularVelocity += this.m_invIB * L2;
+      }
+      else {
+         this.m_impulse.SetZero();
+         this.m_motorImpulse = 0.0;
+      }
+   }
+   b2LineJoint.prototype.SolveVelocityConstraints = function (step) {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var v1 = bA.m_linearVelocity;
+      var w1 = bA.m_angularVelocity;
+      var v2 = bB.m_linearVelocity;
+      var w2 = bB.m_angularVelocity;
+      var PX = 0;
+      var PY = 0;
+      var L1 = 0;
+      var L2 = 0;
+      if (this.m_enableMotor && this.m_limitState != b2Joint.e_equalLimits) {
+         var Cdot = this.m_axis.x * (v2.x - v1.x) + this.m_axis.y * (v2.y - v1.y) + this.m_a2 * w2 - this.m_a1 * w1;
+         var impulse = this.m_motorMass * (this.m_motorSpeed - Cdot);
+         var oldImpulse = this.m_motorImpulse;
+         var maxImpulse = step.dt * this.m_maxMotorForce;
+         this.m_motorImpulse = b2Math.Clamp(this.m_motorImpulse + impulse, (-maxImpulse), maxImpulse);
+         impulse = this.m_motorImpulse - oldImpulse;
+         PX = impulse * this.m_axis.x;
+         PY = impulse * this.m_axis.y;
+         L1 = impulse * this.m_a1;
+         L2 = impulse * this.m_a2;
+         v1.x -= this.m_invMassA * PX;
+         v1.y -= this.m_invMassA * PY;
+         w1 -= this.m_invIA * L1;
+         v2.x += this.m_invMassB * PX;
+         v2.y += this.m_invMassB * PY;
+         w2 += this.m_invIB * L2;
+      }
+      var Cdot1 = this.m_perp.x * (v2.x - v1.x) + this.m_perp.y * (v2.y - v1.y) + this.m_s2 * w2 - this.m_s1 * w1;
+      if (this.m_enableLimit && this.m_limitState != b2Joint.e_inactiveLimit) {
+         var Cdot2 = this.m_axis.x * (v2.x - v1.x) + this.m_axis.y * (v2.y - v1.y) + this.m_a2 * w2 - this.m_a1 * w1;
+         var f1 = this.m_impulse.Copy();
+         var df = this.m_K.Solve(new b2Vec2(), (-Cdot1), (-Cdot2));
+         this.m_impulse.Add(df);
+         if (this.m_limitState == b2Joint.e_atLowerLimit) {
+            this.m_impulse.y = b2Math.Max(this.m_impulse.y, 0.0);
+         }
+         else if (this.m_limitState == b2Joint.e_atUpperLimit) {
+            this.m_impulse.y = b2Math.Min(this.m_impulse.y, 0.0);
+         }
+         var b = (-Cdot1) - (this.m_impulse.y - f1.y) * this.m_K.col2.x;
+         var f2r = 0;
+         if (this.m_K.col1.x != 0.0) {
+            f2r = b / this.m_K.col1.x + f1.x;
+         }
+         else {
+            f2r = f1.x;
+         }
+         this.m_impulse.x = f2r;
+         df.x = this.m_impulse.x - f1.x;
+         df.y = this.m_impulse.y - f1.y;
+         PX = df.x * this.m_perp.x + df.y * this.m_axis.x;
+         PY = df.x * this.m_perp.y + df.y * this.m_axis.y;
+         L1 = df.x * this.m_s1 + df.y * this.m_a1;
+         L2 = df.x * this.m_s2 + df.y * this.m_a2;
+         v1.x -= this.m_invMassA * PX;
+         v1.y -= this.m_invMassA * PY;
+         w1 -= this.m_invIA * L1;
+         v2.x += this.m_invMassB * PX;
+         v2.y += this.m_invMassB * PY;
+         w2 += this.m_invIB * L2;
+      }
+      else {
+         var df2 = 0;
+         if (this.m_K.col1.x != 0.0) {
+            df2 = ((-Cdot1)) / this.m_K.col1.x;
+         }
+         else {
+            df2 = 0.0;
+         }
+         this.m_impulse.x += df2;
+         PX = df2 * this.m_perp.x;
+         PY = df2 * this.m_perp.y;
+         L1 = df2 * this.m_s1;
+         L2 = df2 * this.m_s2;
+         v1.x -= this.m_invMassA * PX;
+         v1.y -= this.m_invMassA * PY;
+         w1 -= this.m_invIA * L1;
+         v2.x += this.m_invMassB * PX;
+         v2.y += this.m_invMassB * PY;
+         w2 += this.m_invIB * L2;
+      }
+      bA.m_linearVelocity.SetV(v1);
+      bA.m_angularVelocity = w1;
+      bB.m_linearVelocity.SetV(v2);
+      bB.m_angularVelocity = w2;
+   }
+   b2LineJoint.prototype.SolvePositionConstraints = function (baumgarte) {
+      if (baumgarte === undefined) baumgarte = 0;
+      var limitC = 0;
+      var oldLimitImpulse = 0;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var c1 = bA.m_sweep.c;
+      var a1 = bA.m_sweep.a;
+      var c2 = bB.m_sweep.c;
+      var a2 = bB.m_sweep.a;
+      var tMat;
+      var tX = 0;
+      var m1 = 0;
+      var m2 = 0;
+      var i1 = 0;
+      var i2 = 0;
+      var linearError = 0.0;
+      var angularError = 0.0;
+      var active = false;
+      var C2 = 0.0;
+      var R1 = b2Mat22.FromAngle(a1);
+      var R2 = b2Mat22.FromAngle(a2);
+      tMat = R1;
+      var r1X = this.m_localAnchor1.x - this.m_localCenterA.x;
+      var r1Y = this.m_localAnchor1.y - this.m_localCenterA.y;
+      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = R2;
+      var r2X = this.m_localAnchor2.x - this.m_localCenterB.x;
+      var r2Y = this.m_localAnchor2.y - this.m_localCenterB.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      var dX = c2.x + r2X - c1.x - r1X;
+      var dY = c2.y + r2Y - c1.y - r1Y;
+      if (this.m_enableLimit) {
+         this.m_axis = b2Math.MulMV(R1, this.m_localXAxis1);
+         this.m_a1 = (dX + r1X) * this.m_axis.y - (dY + r1Y) * this.m_axis.x;
+         this.m_a2 = r2X * this.m_axis.y - r2Y * this.m_axis.x;
+         var translation = this.m_axis.x * dX + this.m_axis.y * dY;
+         if (b2Math.Abs(this.m_upperTranslation - this.m_lowerTranslation) < 2.0 * b2Settings.b2_linearSlop) {
+            C2 = b2Math.Clamp(translation, (-b2Settings.b2_maxLinearCorrection), b2Settings.b2_maxLinearCorrection);
+            linearError = b2Math.Abs(translation);
+            active = true;
+         }
+         else if (translation <= this.m_lowerTranslation) {
+            C2 = b2Math.Clamp(translation - this.m_lowerTranslation + b2Settings.b2_linearSlop, (-b2Settings.b2_maxLinearCorrection), 0.0);
+            linearError = this.m_lowerTranslation - translation;
+            active = true;
+         }
+         else if (translation >= this.m_upperTranslation) {
+            C2 = b2Math.Clamp(translation - this.m_upperTranslation + b2Settings.b2_linearSlop, 0.0, b2Settings.b2_maxLinearCorrection);
+            linearError = translation - this.m_upperTranslation;
+            active = true;
+         }
+      }
+      this.m_perp = b2Math.MulMV(R1, this.m_localYAxis1);
+      this.m_s1 = (dX + r1X) * this.m_perp.y - (dY + r1Y) * this.m_perp.x;
+      this.m_s2 = r2X * this.m_perp.y - r2Y * this.m_perp.x;
+      var impulse = new b2Vec2();
+      var C1 = this.m_perp.x * dX + this.m_perp.y * dY;
+      linearError = b2Math.Max(linearError, b2Math.Abs(C1));
+      angularError = 0.0;
+      if (active) {
+         m1 = this.m_invMassA;
+         m2 = this.m_invMassB;
+         i1 = this.m_invIA;
+         i2 = this.m_invIB;
+         this.m_K.col1.x = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
+         this.m_K.col1.y = i1 * this.m_s1 * this.m_a1 + i2 * this.m_s2 * this.m_a2;
+         this.m_K.col2.x = this.m_K.col1.y;
+         this.m_K.col2.y = m1 + m2 + i1 * this.m_a1 * this.m_a1 + i2 * this.m_a2 * this.m_a2;
+         this.m_K.Solve(impulse, (-C1), (-C2));
+      }
+      else {
+         m1 = this.m_invMassA;
+         m2 = this.m_invMassB;
+         i1 = this.m_invIA;
+         i2 = this.m_invIB;
+         var k11 = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
+         var impulse1 = 0;
+         if (k11 != 0.0) {
+            impulse1 = ((-C1)) / k11;
+         }
+         else {
+            impulse1 = 0.0;
+         }
+         impulse.x = impulse1;
+         impulse.y = 0.0;
+      }
+      var PX = impulse.x * this.m_perp.x + impulse.y * this.m_axis.x;
+      var PY = impulse.x * this.m_perp.y + impulse.y * this.m_axis.y;
+      var L1 = impulse.x * this.m_s1 + impulse.y * this.m_a1;
+      var L2 = impulse.x * this.m_s2 + impulse.y * this.m_a2;
+      c1.x -= this.m_invMassA * PX;
+      c1.y -= this.m_invMassA * PY;
+      a1 -= this.m_invIA * L1;
+      c2.x += this.m_invMassB * PX;
+      c2.y += this.m_invMassB * PY;
+      a2 += this.m_invIB * L2;
+      bA.m_sweep.a = a1;
+      bB.m_sweep.a = a2;
+      bA.SynchronizeTransform();
+      bB.SynchronizeTransform();
+
+      return linearError <= b2Settings.b2_linearSlop && angularError <= b2Settings.b2_angularSlop;
+   }
+   Box2D.inherit(b2LineJointDef, Box2D.Dynamics.Joints.b2JointDef);
+   b2LineJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
+   b2LineJointDef.b2LineJointDef = function () {
+      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
+      this.localAnchorA = new b2Vec2();
+      this.localAnchorB = new b2Vec2();
+      this.localAxisA = new b2Vec2();
+   };
+   b2LineJointDef.prototype.b2LineJointDef = function () {
+      this.__super.b2JointDef.call(this);
+      this.type = b2Joint.e_lineJoint;
+      this.localAxisA.Set(1.0, 0.0);
+      this.enableLimit = false;
+      this.lowerTranslation = 0.0;
+      this.upperTranslation = 0.0;
+      this.enableMotor = false;
+      this.maxMotorForce = 0.0;
+      this.motorSpeed = 0.0;
+   }
+   b2LineJointDef.prototype.Initialize = function (bA, bB, anchor, axis) {
+      this.bodyA = bA;
+      this.bodyB = bB;
+      this.localAnchorA = this.bodyA.GetLocalPoint(anchor);
+      this.localAnchorB = this.bodyB.GetLocalPoint(anchor);
+      this.localAxisA = this.bodyA.GetLocalVector(axis);
+   }
+   Box2D.inherit(b2MouseJoint, Box2D.Dynamics.Joints.b2Joint);
+   b2MouseJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
+   b2MouseJoint.b2MouseJoint = function () {
+      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
+      this.K = new b2Mat22();
+      this.K1 = new b2Mat22();
+      this.K2 = new b2Mat22();
+      this.m_localAnchor = new b2Vec2();
+      this.m_target = new b2Vec2();
+      this.m_impulse = new b2Vec2();
+      this.m_mass = new b2Mat22();
+      this.m_C = new b2Vec2();
+   };
+   b2MouseJoint.prototype.GetAnchorA = function () {
+      return this.m_target;
+   }
+   b2MouseJoint.prototype.GetAnchorB = function () {
+      return this.m_bodyB.GetWorldPoint(this.m_localAnchor);
+   }
+   b2MouseJoint.prototype.GetReactionForce = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return new b2Vec2(inv_dt * this.m_impulse.x, inv_dt * this.m_impulse.y);
+   }
+   b2MouseJoint.prototype.GetReactionTorque = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return 0.0;
+   }
+   b2MouseJoint.prototype.GetTarget = function () {
+      return this.m_target;
+   }
+   b2MouseJoint.prototype.SetTarget = function (target) {
+      if (this.m_bodyB.IsAwake() == false) {
+         this.m_bodyB.SetAwake(true);
+      }
+      this.m_target = target;
+   }
+   b2MouseJoint.prototype.GetMaxForce = function () {
+      return this.m_maxForce;
+   }
+   b2MouseJoint.prototype.SetMaxForce = function (maxForce) {
+      if (maxForce === undefined) maxForce = 0;
+      this.m_maxForce = maxForce;
+   }
+   b2MouseJoint.prototype.GetFrequency = function () {
+      return this.m_frequencyHz;
+   }
+   b2MouseJoint.prototype.SetFrequency = function (hz) {
+      if (hz === undefined) hz = 0;
+      this.m_frequencyHz = hz;
+   }
+   b2MouseJoint.prototype.GetDampingRatio = function () {
+      return this.m_dampingRatio;
+   }
+   b2MouseJoint.prototype.SetDampingRatio = function (ratio) {
+      if (ratio === undefined) ratio = 0;
+      this.m_dampingRatio = ratio;
+   }
+   b2MouseJoint.prototype.b2MouseJoint = function (def) {
+      this.__super.b2Joint.call(this, def);
+      this.m_target.SetV(def.target);
+      var tX = this.m_target.x - this.m_bodyB.m_xf.position.x;
+      var tY = this.m_target.y - this.m_bodyB.m_xf.position.y;
+      var tMat = this.m_bodyB.m_xf.R;
+      this.m_localAnchor.x = (tX * tMat.col1.x + tY * tMat.col1.y);
+      this.m_localAnchor.y = (tX * tMat.col2.x + tY * tMat.col2.y);
+      this.m_maxForce = def.maxForce;
+      this.m_impulse.SetZero();
+      this.m_frequencyHz = def.frequencyHz;
+      this.m_dampingRatio = def.dampingRatio;
+      this.m_beta = 0.0;
+      this.m_gamma = 0.0;
+   }
+   b2MouseJoint.prototype.InitVelocityConstraints = function (step) {
+      var b = this.m_bodyB;
+      var mass = b.GetMass();
+      var omega = 2.0 * Math.PI * this.m_frequencyHz;
+      var d = 2.0 * mass * this.m_dampingRatio * omega;
+      var k = mass * omega * omega;
+      this.m_gamma = step.dt * (d + step.dt * k);
+      this.m_gamma = this.m_gamma != 0 ? 1 / this.m_gamma : 0.0;
+      this.m_beta = step.dt * k * this.m_gamma;
+      var tMat;tMat = b.m_xf.R;
+      var rX = this.m_localAnchor.x - b.m_sweep.localCenter.x;
+      var rY = this.m_localAnchor.y - b.m_sweep.localCenter.y;
+      var tX = (tMat.col1.x * rX + tMat.col2.x * rY);rY = (tMat.col1.y * rX + tMat.col2.y * rY);
+      rX = tX;
+      var invMass = b.m_invMass;
+      var invI = b.m_invI;this.K1.col1.x = invMass;
+      this.K1.col2.x = 0.0;
+      this.K1.col1.y = 0.0;
+      this.K1.col2.y = invMass;
+      this.K2.col1.x = invI * rY * rY;
+      this.K2.col2.x = (-invI * rX * rY);
+      this.K2.col1.y = (-invI * rX * rY);
+      this.K2.col2.y = invI * rX * rX;
+      this.K.SetM(this.K1);
+      this.K.AddM(this.K2);
+      this.K.col1.x += this.m_gamma;
+      this.K.col2.y += this.m_gamma;
+      this.K.GetInverse(this.m_mass);
+      this.m_C.x = b.m_sweep.c.x + rX - this.m_target.x;
+      this.m_C.y = b.m_sweep.c.y + rY - this.m_target.y;
+      b.m_angularVelocity *= 0.98;
+      this.m_impulse.x *= step.dtRatio;
+      this.m_impulse.y *= step.dtRatio;
+      b.m_linearVelocity.x += invMass * this.m_impulse.x;
+      b.m_linearVelocity.y += invMass * this.m_impulse.y;
+      b.m_angularVelocity += invI * (rX * this.m_impulse.y - rY * this.m_impulse.x);
+   }
+   b2MouseJoint.prototype.SolveVelocityConstraints = function (step) {
+      var b = this.m_bodyB;
+      var tMat;
+      var tX = 0;
+      var tY = 0;
+      tMat = b.m_xf.R;
+      var rX = this.m_localAnchor.x - b.m_sweep.localCenter.x;
+      var rY = this.m_localAnchor.y - b.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * rX + tMat.col2.x * rY);
+      rY = (tMat.col1.y * rX + tMat.col2.y * rY);
+      rX = tX;
+      var CdotX = b.m_linearVelocity.x + ((-b.m_angularVelocity * rY));
+      var CdotY = b.m_linearVelocity.y + (b.m_angularVelocity * rX);
+      tMat = this.m_mass;
+      tX = CdotX + this.m_beta * this.m_C.x + this.m_gamma * this.m_impulse.x;
+      tY = CdotY + this.m_beta * this.m_C.y + this.m_gamma * this.m_impulse.y;
+      var impulseX = (-(tMat.col1.x * tX + tMat.col2.x * tY));
+      var impulseY = (-(tMat.col1.y * tX + tMat.col2.y * tY));
+      var oldImpulseX = this.m_impulse.x;
+      var oldImpulseY = this.m_impulse.y;
+      this.m_impulse.x += impulseX;
+      this.m_impulse.y += impulseY;
+      var maxImpulse = step.dt * this.m_maxForce;
+      if (this.m_impulse.LengthSquared() > maxImpulse * maxImpulse) {
+         this.m_impulse.Multiply(maxImpulse / this.m_impulse.Length());
+      }
+      impulseX = this.m_impulse.x - oldImpulseX;
+      impulseY = this.m_impulse.y - oldImpulseY;
+      b.m_linearVelocity.x += b.m_invMass * impulseX;
+      b.m_linearVelocity.y += b.m_invMass * impulseY;
+      b.m_angularVelocity += b.m_invI * (rX * impulseY - rY * impulseX);
+   }
+   b2MouseJoint.prototype.SolvePositionConstraints = function (baumgarte) {
+      if (baumgarte === undefined) baumgarte = 0;
+      return true;
+   }
+   Box2D.inherit(b2MouseJointDef, Box2D.Dynamics.Joints.b2JointDef);
+   b2MouseJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
+   b2MouseJointDef.b2MouseJointDef = function () {
+      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
+      this.target = new b2Vec2();
+   };
+   b2MouseJointDef.prototype.b2MouseJointDef = function () {
+      this.__super.b2JointDef.call(this);
+      this.type = b2Joint.e_mouseJoint;
+      this.maxForce = 0.0;
+      this.frequencyHz = 5.0;
+      this.dampingRatio = 0.7;
+   }
+   Box2D.inherit(b2PrismaticJoint, Box2D.Dynamics.Joints.b2Joint);
+   b2PrismaticJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
+   b2PrismaticJoint.b2PrismaticJoint = function () {
+      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
+      this.m_localAnchor1 = new b2Vec2();
+      this.m_localAnchor2 = new b2Vec2();
+      this.m_localXAxis1 = new b2Vec2();
+      this.m_localYAxis1 = new b2Vec2();
+      this.m_axis = new b2Vec2();
+      this.m_perp = new b2Vec2();
+      this.m_K = new b2Mat33();
+      this.m_impulse = new b2Vec3();
+   };
+   b2PrismaticJoint.prototype.GetAnchorA = function () {
+      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
+   }
+   b2PrismaticJoint.prototype.GetAnchorB = function () {
+      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
+   }
+   b2PrismaticJoint.prototype.GetReactionForce = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return new b2Vec2(inv_dt * (this.m_impulse.x * this.m_perp.x + (this.m_motorImpulse + this.m_impulse.z) * this.m_axis.x), inv_dt * (this.m_impulse.x * this.m_perp.y + (this.m_motorImpulse + this.m_impulse.z) * this.m_axis.y));
+   }
+   b2PrismaticJoint.prototype.GetReactionTorque = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return inv_dt * this.m_impulse.y;
+   }
+   b2PrismaticJoint.prototype.GetJointTranslation = function () {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var tMat;
+      var p1 = bA.GetWorldPoint(this.m_localAnchor1);
+      var p2 = bB.GetWorldPoint(this.m_localAnchor2);
+      var dX = p2.x - p1.x;
+      var dY = p2.y - p1.y;
+      var axis = bA.GetWorldVector(this.m_localXAxis1);
+      var translation = axis.x * dX + axis.y * dY;
+      return translation;
+   }
+   b2PrismaticJoint.prototype.GetJointSpeed = function () {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var tMat;
+      tMat = bA.m_xf.R;
+      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = bB.m_xf.R;
+      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      var p1X = bA.m_sweep.c.x + r1X;
+      var p1Y = bA.m_sweep.c.y + r1Y;
+      var p2X = bB.m_sweep.c.x + r2X;
+      var p2Y = bB.m_sweep.c.y + r2Y;
+      var dX = p2X - p1X;
+      var dY = p2Y - p1Y;
+      var axis = bA.GetWorldVector(this.m_localXAxis1);
+      var v1 = bA.m_linearVelocity;
+      var v2 = bB.m_linearVelocity;
+      var w1 = bA.m_angularVelocity;
+      var w2 = bB.m_angularVelocity;
+      var speed = (dX * ((-w1 * axis.y)) + dY * (w1 * axis.x)) + (axis.x * (((v2.x + ((-w2 * r2Y))) - v1.x) - ((-w1 * r1Y))) + axis.y * (((v2.y + (w2 * r2X)) - v1.y) - (w1 * r1X)));
+      return speed;
+   }
+   b2PrismaticJoint.prototype.IsLimitEnabled = function () {
+      return this.m_enableLimit;
+   }
+   b2PrismaticJoint.prototype.EnableLimit = function (flag) {
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      this.m_enableLimit = flag;
+   }
+   b2PrismaticJoint.prototype.GetLowerLimit = function () {
+      return this.m_lowerTranslation;
+   }
+   b2PrismaticJoint.prototype.GetUpperLimit = function () {
+      return this.m_upperTranslation;
+   }
+   b2PrismaticJoint.prototype.SetLimits = function (lower, upper) {
+      if (lower === undefined) lower = 0;
+      if (upper === undefined) upper = 0;
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      this.m_lowerTranslation = lower;
+      this.m_upperTranslation = upper;
+   }
+   b2PrismaticJoint.prototype.IsMotorEnabled = function () {
+      return this.m_enableMotor;
+   }
+   b2PrismaticJoint.prototype.EnableMotor = function (flag) {
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      this.m_enableMotor = flag;
+   }
+   b2PrismaticJoint.prototype.SetMotorSpeed = function (speed) {
+      if (speed === undefined) speed = 0;
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      this.m_motorSpeed = speed;
+   }
+   b2PrismaticJoint.prototype.GetMotorSpeed = function () {
+      return this.m_motorSpeed;
+   }
+   b2PrismaticJoint.prototype.SetMaxMotorForce = function (force) {
+      if (force === undefined) force = 0;
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      this.m_maxMotorForce = force;
+   }
+   b2PrismaticJoint.prototype.GetMotorForce = function () {
+      return this.m_motorImpulse;
+   }
+   b2PrismaticJoint.prototype.b2PrismaticJoint = function (def) {
+      this.__super.b2Joint.call(this, def);
+      var tMat;
+      var tX = 0;
+      var tY = 0;
+      this.m_localAnchor1.SetV(def.localAnchorA);
+      this.m_localAnchor2.SetV(def.localAnchorB);
+      this.m_localXAxis1.SetV(def.localAxisA);
+      this.m_localYAxis1.x = (-this.m_localXAxis1.y);
+      this.m_localYAxis1.y = this.m_localXAxis1.x;
+      this.m_refAngle = def.referenceAngle;
+      this.m_impulse.SetZero();
+      this.m_motorMass = 0.0;
+      this.m_motorImpulse = 0.0;
+      this.m_lowerTranslation = def.lowerTranslation;
+      this.m_upperTranslation = def.upperTranslation;
+      this.m_maxMotorForce = def.maxMotorForce;
+      this.m_motorSpeed = def.motorSpeed;
+      this.m_enableLimit = def.enableLimit;
+      this.m_enableMotor = def.enableMotor;
+      this.m_limitState = b2Joint.e_inactiveLimit;
+      this.m_axis.SetZero();
+      this.m_perp.SetZero();
+   }
+   b2PrismaticJoint.prototype.InitVelocityConstraints = function (step) {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var tMat;
+      var tX = 0;
+      this.m_localCenterA.SetV(bA.GetLocalCenter());
+      this.m_localCenterB.SetV(bB.GetLocalCenter());
+      var xf1 = bA.GetTransform();
+      var xf2 = bB.GetTransform();
+      tMat = bA.m_xf.R;
+      var r1X = this.m_localAnchor1.x - this.m_localCenterA.x;
+      var r1Y = this.m_localAnchor1.y - this.m_localCenterA.y;
+      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = bB.m_xf.R;
+      var r2X = this.m_localAnchor2.x - this.m_localCenterB.x;
+      var r2Y = this.m_localAnchor2.y - this.m_localCenterB.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      var dX = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
+      var dY = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
+      this.m_invMassA = bA.m_invMass;
+      this.m_invMassB = bB.m_invMass;
+      this.m_invIA = bA.m_invI;
+      this.m_invIB = bB.m_invI; {
+         this.m_axis.SetV(b2Math.MulMV(xf1.R, this.m_localXAxis1));
+         this.m_a1 = (dX + r1X) * this.m_axis.y - (dY + r1Y) * this.m_axis.x;
+         this.m_a2 = r2X * this.m_axis.y - r2Y * this.m_axis.x;
+         this.m_motorMass = this.m_invMassA + this.m_invMassB + this.m_invIA * this.m_a1 * this.m_a1 + this.m_invIB * this.m_a2 * this.m_a2;
+         if (this.m_motorMass > Number.MIN_VALUE) this.m_motorMass = 1.0 / this.m_motorMass;
+      } {
+         this.m_perp.SetV(b2Math.MulMV(xf1.R, this.m_localYAxis1));
+         this.m_s1 = (dX + r1X) * this.m_perp.y - (dY + r1Y) * this.m_perp.x;
+         this.m_s2 = r2X * this.m_perp.y - r2Y * this.m_perp.x;
+         var m1 = this.m_invMassA;
+         var m2 = this.m_invMassB;
+         var i1 = this.m_invIA;
+         var i2 = this.m_invIB;
+         this.m_K.col1.x = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
+         this.m_K.col1.y = i1 * this.m_s1 + i2 * this.m_s2;
+         this.m_K.col1.z = i1 * this.m_s1 * this.m_a1 + i2 * this.m_s2 * this.m_a2;
+         this.m_K.col2.x = this.m_K.col1.y;
+         this.m_K.col2.y = i1 + i2;
+         this.m_K.col2.z = i1 * this.m_a1 + i2 * this.m_a2;
+         this.m_K.col3.x = this.m_K.col1.z;
+         this.m_K.col3.y = this.m_K.col2.z;
+         this.m_K.col3.z = m1 + m2 + i1 * this.m_a1 * this.m_a1 + i2 * this.m_a2 * this.m_a2;
+      }
+      if (this.m_enableLimit) {
+         var jointTransition = this.m_axis.x * dX + this.m_axis.y * dY;
+         if (b2Math.Abs(this.m_upperTranslation - this.m_lowerTranslation) < 2.0 * b2Settings.b2_linearSlop) {
+            this.m_limitState = b2Joint.e_equalLimits;
+         }
+         else if (jointTransition <= this.m_lowerTranslation) {
+            if (this.m_limitState != b2Joint.e_atLowerLimit) {
+               this.m_limitState = b2Joint.e_atLowerLimit;
+               this.m_impulse.z = 0.0;
+            }
+         }
+         else if (jointTransition >= this.m_upperTranslation) {
+            if (this.m_limitState != b2Joint.e_atUpperLimit) {
+               this.m_limitState = b2Joint.e_atUpperLimit;
+               this.m_impulse.z = 0.0;
+            }
+         }
+         else {
+            this.m_limitState = b2Joint.e_inactiveLimit;
+            this.m_impulse.z = 0.0;
+         }
+      }
+      else {
+         this.m_limitState = b2Joint.e_inactiveLimit;
+      }
+      if (this.m_enableMotor == false) {
+         this.m_motorImpulse = 0.0;
+      }
+      if (step.warmStarting) {
+         this.m_impulse.x *= step.dtRatio;
+         this.m_impulse.y *= step.dtRatio;
+         this.m_motorImpulse *= step.dtRatio;
+         var PX = this.m_impulse.x * this.m_perp.x + (this.m_motorImpulse + this.m_impulse.z) * this.m_axis.x;
+         var PY = this.m_impulse.x * this.m_perp.y + (this.m_motorImpulse + this.m_impulse.z) * this.m_axis.y;
+         var L1 = this.m_impulse.x * this.m_s1 + this.m_impulse.y + (this.m_motorImpulse + this.m_impulse.z) * this.m_a1;
+         var L2 = this.m_impulse.x * this.m_s2 + this.m_impulse.y + (this.m_motorImpulse + this.m_impulse.z) * this.m_a2;
+         bA.m_linearVelocity.x -= this.m_invMassA * PX;
+         bA.m_linearVelocity.y -= this.m_invMassA * PY;
+         bA.m_angularVelocity -= this.m_invIA * L1;
+         bB.m_linearVelocity.x += this.m_invMassB * PX;
+         bB.m_linearVelocity.y += this.m_invMassB * PY;
+         bB.m_angularVelocity += this.m_invIB * L2;
+      }
+      else {
+         this.m_impulse.SetZero();
+         this.m_motorImpulse = 0.0;
+      }
+   }
+   b2PrismaticJoint.prototype.SolveVelocityConstraints = function (step) {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var v1 = bA.m_linearVelocity;
+      var w1 = bA.m_angularVelocity;
+      var v2 = bB.m_linearVelocity;
+      var w2 = bB.m_angularVelocity;
+      var PX = 0;
+      var PY = 0;
+      var L1 = 0;
+      var L2 = 0;
+      if (this.m_enableMotor && this.m_limitState != b2Joint.e_equalLimits) {
+         var Cdot = this.m_axis.x * (v2.x - v1.x) + this.m_axis.y * (v2.y - v1.y) + this.m_a2 * w2 - this.m_a1 * w1;
+         var impulse = this.m_motorMass * (this.m_motorSpeed - Cdot);
+         var oldImpulse = this.m_motorImpulse;
+         var maxImpulse = step.dt * this.m_maxMotorForce;
+         this.m_motorImpulse = b2Math.Clamp(this.m_motorImpulse + impulse, (-maxImpulse), maxImpulse);
+         impulse = this.m_motorImpulse - oldImpulse;
+         PX = impulse * this.m_axis.x;
+         PY = impulse * this.m_axis.y;
+         L1 = impulse * this.m_a1;
+         L2 = impulse * this.m_a2;
+         v1.x -= this.m_invMassA * PX;
+         v1.y -= this.m_invMassA * PY;
+         w1 -= this.m_invIA * L1;
+         v2.x += this.m_invMassB * PX;
+         v2.y += this.m_invMassB * PY;
+         w2 += this.m_invIB * L2;
+      }
+      var Cdot1X = this.m_perp.x * (v2.x - v1.x) + this.m_perp.y * (v2.y - v1.y) + this.m_s2 * w2 - this.m_s1 * w1;
+      var Cdot1Y = w2 - w1;
+      if (this.m_enableLimit && this.m_limitState != b2Joint.e_inactiveLimit) {
+         var Cdot2 = this.m_axis.x * (v2.x - v1.x) + this.m_axis.y * (v2.y - v1.y) + this.m_a2 * w2 - this.m_a1 * w1;
+         var f1 = this.m_impulse.Copy();
+         var df = this.m_K.Solve33(new b2Vec3(), (-Cdot1X), (-Cdot1Y), (-Cdot2));
+         this.m_impulse.Add(df);
+         if (this.m_limitState == b2Joint.e_atLowerLimit) {
+            this.m_impulse.z = b2Math.Max(this.m_impulse.z, 0.0);
+         }
+         else if (this.m_limitState == b2Joint.e_atUpperLimit) {
+            this.m_impulse.z = b2Math.Min(this.m_impulse.z, 0.0);
+         }
+         var bX = (-Cdot1X) - (this.m_impulse.z - f1.z) * this.m_K.col3.x;
+         var bY = (-Cdot1Y) - (this.m_impulse.z - f1.z) * this.m_K.col3.y;
+         var f2r = this.m_K.Solve22(new b2Vec2(), bX, bY);
+         f2r.x += f1.x;
+         f2r.y += f1.y;
+         this.m_impulse.x = f2r.x;
+         this.m_impulse.y = f2r.y;
+         df.x = this.m_impulse.x - f1.x;
+         df.y = this.m_impulse.y - f1.y;
+         df.z = this.m_impulse.z - f1.z;
+         PX = df.x * this.m_perp.x + df.z * this.m_axis.x;
+         PY = df.x * this.m_perp.y + df.z * this.m_axis.y;
+         L1 = df.x * this.m_s1 + df.y + df.z * this.m_a1;
+         L2 = df.x * this.m_s2 + df.y + df.z * this.m_a2;
+         v1.x -= this.m_invMassA * PX;
+         v1.y -= this.m_invMassA * PY;
+         w1 -= this.m_invIA * L1;
+         v2.x += this.m_invMassB * PX;
+         v2.y += this.m_invMassB * PY;
+         w2 += this.m_invIB * L2;
+      }
+      else {
+         var df2 = this.m_K.Solve22(new b2Vec2(), (-Cdot1X), (-Cdot1Y));
+         this.m_impulse.x += df2.x;
+         this.m_impulse.y += df2.y;
+         PX = df2.x * this.m_perp.x;
+         PY = df2.x * this.m_perp.y;
+         L1 = df2.x * this.m_s1 + df2.y;
+         L2 = df2.x * this.m_s2 + df2.y;
+         v1.x -= this.m_invMassA * PX;
+         v1.y -= this.m_invMassA * PY;
+         w1 -= this.m_invIA * L1;
+         v2.x += this.m_invMassB * PX;
+         v2.y += this.m_invMassB * PY;
+         w2 += this.m_invIB * L2;
+      }
+      bA.m_linearVelocity.SetV(v1);
+      bA.m_angularVelocity = w1;
+      bB.m_linearVelocity.SetV(v2);
+      bB.m_angularVelocity = w2;
+   }
+   b2PrismaticJoint.prototype.SolvePositionConstraints = function (baumgarte) {
+      if (baumgarte === undefined) baumgarte = 0;
+      var limitC = 0;
+      var oldLimitImpulse = 0;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var c1 = bA.m_sweep.c;
+      var a1 = bA.m_sweep.a;
+      var c2 = bB.m_sweep.c;
+      var a2 = bB.m_sweep.a;
+      var tMat;
+      var tX = 0;
+      var m1 = 0;
+      var m2 = 0;
+      var i1 = 0;
+      var i2 = 0;
+      var linearError = 0.0;
+      var angularError = 0.0;
+      var active = false;
+      var C2 = 0.0;
+      var R1 = b2Mat22.FromAngle(a1);
+      var R2 = b2Mat22.FromAngle(a2);
+      tMat = R1;
+      var r1X = this.m_localAnchor1.x - this.m_localCenterA.x;
+      var r1Y = this.m_localAnchor1.y - this.m_localCenterA.y;
+      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = R2;
+      var r2X = this.m_localAnchor2.x - this.m_localCenterB.x;
+      var r2Y = this.m_localAnchor2.y - this.m_localCenterB.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      var dX = c2.x + r2X - c1.x - r1X;
+      var dY = c2.y + r2Y - c1.y - r1Y;
+      if (this.m_enableLimit) {
+         this.m_axis = b2Math.MulMV(R1, this.m_localXAxis1);
+         this.m_a1 = (dX + r1X) * this.m_axis.y - (dY + r1Y) * this.m_axis.x;
+         this.m_a2 = r2X * this.m_axis.y - r2Y * this.m_axis.x;
+         var translation = this.m_axis.x * dX + this.m_axis.y * dY;
+         if (b2Math.Abs(this.m_upperTranslation - this.m_lowerTranslation) < 2.0 * b2Settings.b2_linearSlop) {
+            C2 = b2Math.Clamp(translation, (-b2Settings.b2_maxLinearCorrection), b2Settings.b2_maxLinearCorrection);
+            linearError = b2Math.Abs(translation);
+            active = true;
+         }
+         else if (translation <= this.m_lowerTranslation) {
+            C2 = b2Math.Clamp(translation - this.m_lowerTranslation + b2Settings.b2_linearSlop, (-b2Settings.b2_maxLinearCorrection), 0.0);
+            linearError = this.m_lowerTranslation - translation;
+            active = true;
+         }
+         else if (translation >= this.m_upperTranslation) {
+            C2 = b2Math.Clamp(translation - this.m_upperTranslation + b2Settings.b2_linearSlop, 0.0, b2Settings.b2_maxLinearCorrection);
+            linearError = translation - this.m_upperTranslation;
+            active = true;
+         }
+      }
+      this.m_perp = b2Math.MulMV(R1, this.m_localYAxis1);
+      this.m_s1 = (dX + r1X) * this.m_perp.y - (dY + r1Y) * this.m_perp.x;
+      this.m_s2 = r2X * this.m_perp.y - r2Y * this.m_perp.x;
+      var impulse = new b2Vec3();
+      var C1X = this.m_perp.x * dX + this.m_perp.y * dY;
+      var C1Y = a2 - a1 - this.m_refAngle;
+      linearError = b2Math.Max(linearError, b2Math.Abs(C1X));
+      angularError = b2Math.Abs(C1Y);
+      if (active) {
+         m1 = this.m_invMassA;
+         m2 = this.m_invMassB;
+         i1 = this.m_invIA;
+         i2 = this.m_invIB;
+         this.m_K.col1.x = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
+         this.m_K.col1.y = i1 * this.m_s1 + i2 * this.m_s2;
+         this.m_K.col1.z = i1 * this.m_s1 * this.m_a1 + i2 * this.m_s2 * this.m_a2;
+         this.m_K.col2.x = this.m_K.col1.y;
+         this.m_K.col2.y = i1 + i2;
+         this.m_K.col2.z = i1 * this.m_a1 + i2 * this.m_a2;
+         this.m_K.col3.x = this.m_K.col1.z;
+         this.m_K.col3.y = this.m_K.col2.z;
+         this.m_K.col3.z = m1 + m2 + i1 * this.m_a1 * this.m_a1 + i2 * this.m_a2 * this.m_a2;
+         this.m_K.Solve33(impulse, (-C1X), (-C1Y), (-C2));
+      }
+      else {
+         m1 = this.m_invMassA;
+         m2 = this.m_invMassB;
+         i1 = this.m_invIA;
+         i2 = this.m_invIB;
+         var k11 = m1 + m2 + i1 * this.m_s1 * this.m_s1 + i2 * this.m_s2 * this.m_s2;
+         var k12 = i1 * this.m_s1 + i2 * this.m_s2;
+         var k22 = i1 + i2;
+         this.m_K.col1.Set(k11, k12, 0.0);
+         this.m_K.col2.Set(k12, k22, 0.0);
+         var impulse1 = this.m_K.Solve22(new b2Vec2(), (-C1X), (-C1Y));
+         impulse.x = impulse1.x;
+         impulse.y = impulse1.y;
+         impulse.z = 0.0;
+      }
+      var PX = impulse.x * this.m_perp.x + impulse.z * this.m_axis.x;
+      var PY = impulse.x * this.m_perp.y + impulse.z * this.m_axis.y;
+      var L1 = impulse.x * this.m_s1 + impulse.y + impulse.z * this.m_a1;
+      var L2 = impulse.x * this.m_s2 + impulse.y + impulse.z * this.m_a2;
+      c1.x -= this.m_invMassA * PX;
+      c1.y -= this.m_invMassA * PY;
+      a1 -= this.m_invIA * L1;
+      c2.x += this.m_invMassB * PX;
+      c2.y += this.m_invMassB * PY;
+      a2 += this.m_invIB * L2;
+      bA.m_sweep.a = a1;
+      bB.m_sweep.a = a2;
+      bA.SynchronizeTransform();
+      bB.SynchronizeTransform();
+      return linearError <= b2Settings.b2_linearSlop && angularError <= b2Settings.b2_angularSlop;
+   }
+   Box2D.inherit(b2PrismaticJointDef, Box2D.Dynamics.Joints.b2JointDef);
+   b2PrismaticJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
+   b2PrismaticJointDef.b2PrismaticJointDef = function () {
+      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
+      this.localAnchorA = new b2Vec2();
+      this.localAnchorB = new b2Vec2();
+      this.localAxisA = new b2Vec2();
+   };
+   b2PrismaticJointDef.prototype.b2PrismaticJointDef = function () {
+      this.__super.b2JointDef.call(this);
+      this.type = b2Joint.e_prismaticJoint;
+      this.localAxisA.Set(1.0, 0.0);
+      this.referenceAngle = 0.0;
+      this.enableLimit = false;
+      this.lowerTranslation = 0.0;
+      this.upperTranslation = 0.0;
+      this.enableMotor = false;
+      this.maxMotorForce = 0.0;
+      this.motorSpeed = 0.0;
+   }
+   b2PrismaticJointDef.prototype.Initialize = function (bA, bB, anchor, axis) {
+      this.bodyA = bA;
+      this.bodyB = bB;
+      this.localAnchorA = this.bodyA.GetLocalPoint(anchor);
+      this.localAnchorB = this.bodyB.GetLocalPoint(anchor);
+      this.localAxisA = this.bodyA.GetLocalVector(axis);
+      this.referenceAngle = this.bodyB.GetAngle() - this.bodyA.GetAngle();
+   }
+   Box2D.inherit(b2PulleyJoint, Box2D.Dynamics.Joints.b2Joint);
+   b2PulleyJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
+   b2PulleyJoint.b2PulleyJoint = function () {
+      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
+      this.m_groundAnchor1 = new b2Vec2();
+      this.m_groundAnchor2 = new b2Vec2();
+      this.m_localAnchor1 = new b2Vec2();
+      this.m_localAnchor2 = new b2Vec2();
+      this.m_u1 = new b2Vec2();
+      this.m_u2 = new b2Vec2();
+   };
+   b2PulleyJoint.prototype.GetAnchorA = function () {
+      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
+   }
+   b2PulleyJoint.prototype.GetAnchorB = function () {
+      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
+   }
+   b2PulleyJoint.prototype.GetReactionForce = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return new b2Vec2(inv_dt * this.m_impulse * this.m_u2.x, inv_dt * this.m_impulse * this.m_u2.y);
+   }
+   b2PulleyJoint.prototype.GetReactionTorque = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return 0.0;
+   }
+   b2PulleyJoint.prototype.GetGroundAnchorA = function () {
+      var a = this.m_ground.m_xf.position.Copy();
+      a.Add(this.m_groundAnchor1);
+      return a;
+   }
+   b2PulleyJoint.prototype.GetGroundAnchorB = function () {
+      var a = this.m_ground.m_xf.position.Copy();
+      a.Add(this.m_groundAnchor2);
+      return a;
+   }
+   b2PulleyJoint.prototype.GetLength1 = function () {
+      var p = this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
+      var sX = this.m_ground.m_xf.position.x + this.m_groundAnchor1.x;
+      var sY = this.m_ground.m_xf.position.y + this.m_groundAnchor1.y;
+      var dX = p.x - sX;
+      var dY = p.y - sY;
+      return Math.sqrt(dX * dX + dY * dY);
+   }
+   b2PulleyJoint.prototype.GetLength2 = function () {
+      var p = this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
+      var sX = this.m_ground.m_xf.position.x + this.m_groundAnchor2.x;
+      var sY = this.m_ground.m_xf.position.y + this.m_groundAnchor2.y;
+      var dX = p.x - sX;
+      var dY = p.y - sY;
+      return Math.sqrt(dX * dX + dY * dY);
+   }
+   b2PulleyJoint.prototype.GetRatio = function () {
+      return this.m_ratio;
+   }
+   b2PulleyJoint.prototype.b2PulleyJoint = function (def) {
+      this.__super.b2Joint.call(this, def);
+      var tMat;
+      var tX = 0;
+      var tY = 0;
+      this.m_ground = this.m_bodyA.m_world.m_groundBody;
+      this.m_groundAnchor1.x = def.groundAnchorA.x - this.m_ground.m_xf.position.x;
+      this.m_groundAnchor1.y = def.groundAnchorA.y - this.m_ground.m_xf.position.y;
+      this.m_groundAnchor2.x = def.groundAnchorB.x - this.m_ground.m_xf.position.x;
+      this.m_groundAnchor2.y = def.groundAnchorB.y - this.m_ground.m_xf.position.y;
+      this.m_localAnchor1.SetV(def.localAnchorA);
+      this.m_localAnchor2.SetV(def.localAnchorB);
+      this.m_ratio = def.ratio;
+      this.m_constant = def.lengthA + this.m_ratio * def.lengthB;
+      this.m_maxLength1 = b2Math.Min(def.maxLengthA, this.m_constant - this.m_ratio * b2PulleyJoint.b2_minPulleyLength);
+      this.m_maxLength2 = b2Math.Min(def.maxLengthB, (this.m_constant - b2PulleyJoint.b2_minPulleyLength) / this.m_ratio);
+      this.m_impulse = 0.0;
+      this.m_limitImpulse1 = 0.0;
+      this.m_limitImpulse2 = 0.0;
+   }
+   b2PulleyJoint.prototype.InitVelocityConstraints = function (step) {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var tMat;
+      tMat = bA.m_xf.R;
+      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = bB.m_xf.R;
+      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      var p1X = bA.m_sweep.c.x + r1X;
+      var p1Y = bA.m_sweep.c.y + r1Y;
+      var p2X = bB.m_sweep.c.x + r2X;
+      var p2Y = bB.m_sweep.c.y + r2Y;
+      var s1X = this.m_ground.m_xf.position.x + this.m_groundAnchor1.x;
+      var s1Y = this.m_ground.m_xf.position.y + this.m_groundAnchor1.y;
+      var s2X = this.m_ground.m_xf.position.x + this.m_groundAnchor2.x;
+      var s2Y = this.m_ground.m_xf.position.y + this.m_groundAnchor2.y;
+      this.m_u1.Set(p1X - s1X, p1Y - s1Y);
+      this.m_u2.Set(p2X - s2X, p2Y - s2Y);
+      var length1 = this.m_u1.Length();
+      var length2 = this.m_u2.Length();
+      if (length1 > b2Settings.b2_linearSlop) {
+         this.m_u1.Multiply(1.0 / length1);
+      }
+      else {
+         this.m_u1.SetZero();
+      }
+      if (length2 > b2Settings.b2_linearSlop) {
+         this.m_u2.Multiply(1.0 / length2);
+      }
+      else {
+         this.m_u2.SetZero();
+      }
+      var C = this.m_constant - length1 - this.m_ratio * length2;
+      if (C > 0.0) {
+         this.m_state = b2Joint.e_inactiveLimit;
+         this.m_impulse = 0.0;
+      }
+      else {
+         this.m_state = b2Joint.e_atUpperLimit;
+      }
+      if (length1 < this.m_maxLength1) {
+         this.m_limitState1 = b2Joint.e_inactiveLimit;
+         this.m_limitImpulse1 = 0.0;
+      }
+      else {
+         this.m_limitState1 = b2Joint.e_atUpperLimit;
+      }
+      if (length2 < this.m_maxLength2) {
+         this.m_limitState2 = b2Joint.e_inactiveLimit;
+         this.m_limitImpulse2 = 0.0;
+      }
+      else {
+         this.m_limitState2 = b2Joint.e_atUpperLimit;
+      }
+      var cr1u1 = r1X * this.m_u1.y - r1Y * this.m_u1.x;
+      var cr2u2 = r2X * this.m_u2.y - r2Y * this.m_u2.x;
+      this.m_limitMass1 = bA.m_invMass + bA.m_invI * cr1u1 * cr1u1;
+      this.m_limitMass2 = bB.m_invMass + bB.m_invI * cr2u2 * cr2u2;
+      this.m_pulleyMass = this.m_limitMass1 + this.m_ratio * this.m_ratio * this.m_limitMass2;
+      this.m_limitMass1 = 1.0 / this.m_limitMass1;
+      this.m_limitMass2 = 1.0 / this.m_limitMass2;
+      this.m_pulleyMass = 1.0 / this.m_pulleyMass;
+      if (step.warmStarting) {
+         this.m_impulse *= step.dtRatio;
+         this.m_limitImpulse1 *= step.dtRatio;
+         this.m_limitImpulse2 *= step.dtRatio;
+         var P1X = ((-this.m_impulse) - this.m_limitImpulse1) * this.m_u1.x;
+         var P1Y = ((-this.m_impulse) - this.m_limitImpulse1) * this.m_u1.y;
+         var P2X = ((-this.m_ratio * this.m_impulse) - this.m_limitImpulse2) * this.m_u2.x;
+         var P2Y = ((-this.m_ratio * this.m_impulse) - this.m_limitImpulse2) * this.m_u2.y;
+         bA.m_linearVelocity.x += bA.m_invMass * P1X;
+         bA.m_linearVelocity.y += bA.m_invMass * P1Y;
+         bA.m_angularVelocity += bA.m_invI * (r1X * P1Y - r1Y * P1X);
+         bB.m_linearVelocity.x += bB.m_invMass * P2X;
+         bB.m_linearVelocity.y += bB.m_invMass * P2Y;
+         bB.m_angularVelocity += bB.m_invI * (r2X * P2Y - r2Y * P2X);
+      }
+      else {
+         this.m_impulse = 0.0;
+         this.m_limitImpulse1 = 0.0;
+         this.m_limitImpulse2 = 0.0;
+      }
+   }
+   b2PulleyJoint.prototype.SolveVelocityConstraints = function (step) {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var tMat;
+      tMat = bA.m_xf.R;
+      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+      var tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = bB.m_xf.R;
+      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      var v1X = 0;
+      var v1Y = 0;
+      var v2X = 0;
+      var v2Y = 0;
+      var P1X = 0;
+      var P1Y = 0;
+      var P2X = 0;
+      var P2Y = 0;
+      var Cdot = 0;
+      var impulse = 0;
+      var oldImpulse = 0;
+      if (this.m_state == b2Joint.e_atUpperLimit) {
+         v1X = bA.m_linearVelocity.x + ((-bA.m_angularVelocity * r1Y));
+         v1Y = bA.m_linearVelocity.y + (bA.m_angularVelocity * r1X);
+         v2X = bB.m_linearVelocity.x + ((-bB.m_angularVelocity * r2Y));
+         v2Y = bB.m_linearVelocity.y + (bB.m_angularVelocity * r2X);
+         Cdot = (-(this.m_u1.x * v1X + this.m_u1.y * v1Y)) - this.m_ratio * (this.m_u2.x * v2X + this.m_u2.y * v2Y);
+         impulse = this.m_pulleyMass * ((-Cdot));
+         oldImpulse = this.m_impulse;
+         this.m_impulse = b2Math.Max(0.0, this.m_impulse + impulse);
+         impulse = this.m_impulse - oldImpulse;
+         P1X = (-impulse * this.m_u1.x);
+         P1Y = (-impulse * this.m_u1.y);
+         P2X = (-this.m_ratio * impulse * this.m_u2.x);
+         P2Y = (-this.m_ratio * impulse * this.m_u2.y);
+         bA.m_linearVelocity.x += bA.m_invMass * P1X;
+         bA.m_linearVelocity.y += bA.m_invMass * P1Y;
+         bA.m_angularVelocity += bA.m_invI * (r1X * P1Y - r1Y * P1X);
+         bB.m_linearVelocity.x += bB.m_invMass * P2X;
+         bB.m_linearVelocity.y += bB.m_invMass * P2Y;
+         bB.m_angularVelocity += bB.m_invI * (r2X * P2Y - r2Y * P2X);
+      }
+      if (this.m_limitState1 == b2Joint.e_atUpperLimit) {
+         v1X = bA.m_linearVelocity.x + ((-bA.m_angularVelocity * r1Y));
+         v1Y = bA.m_linearVelocity.y + (bA.m_angularVelocity * r1X);
+         Cdot = (-(this.m_u1.x * v1X + this.m_u1.y * v1Y));
+         impulse = (-this.m_limitMass1 * Cdot);
+         oldImpulse = this.m_limitImpulse1;
+         this.m_limitImpulse1 = b2Math.Max(0.0, this.m_limitImpulse1 + impulse);
+         impulse = this.m_limitImpulse1 - oldImpulse;
+         P1X = (-impulse * this.m_u1.x);
+         P1Y = (-impulse * this.m_u1.y);
+         bA.m_linearVelocity.x += bA.m_invMass * P1X;
+         bA.m_linearVelocity.y += bA.m_invMass * P1Y;
+         bA.m_angularVelocity += bA.m_invI * (r1X * P1Y - r1Y * P1X);
+      }
+      if (this.m_limitState2 == b2Joint.e_atUpperLimit) {
+         v2X = bB.m_linearVelocity.x + ((-bB.m_angularVelocity * r2Y));
+         v2Y = bB.m_linearVelocity.y + (bB.m_angularVelocity * r2X);
+         Cdot = (-(this.m_u2.x * v2X + this.m_u2.y * v2Y));
+         impulse = (-this.m_limitMass2 * Cdot);
+         oldImpulse = this.m_limitImpulse2;
+         this.m_limitImpulse2 = b2Math.Max(0.0, this.m_limitImpulse2 + impulse);
+         impulse = this.m_limitImpulse2 - oldImpulse;
+         P2X = (-impulse * this.m_u2.x);
+         P2Y = (-impulse * this.m_u2.y);
+         bB.m_linearVelocity.x += bB.m_invMass * P2X;
+         bB.m_linearVelocity.y += bB.m_invMass * P2Y;
+         bB.m_angularVelocity += bB.m_invI * (r2X * P2Y - r2Y * P2X);
+      }
+   }
+   b2PulleyJoint.prototype.SolvePositionConstraints = function (baumgarte) {
+      if (baumgarte === undefined) baumgarte = 0;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var tMat;
+      var s1X = this.m_ground.m_xf.position.x + this.m_groundAnchor1.x;
+      var s1Y = this.m_ground.m_xf.position.y + this.m_groundAnchor1.y;
+      var s2X = this.m_ground.m_xf.position.x + this.m_groundAnchor2.x;
+      var s2Y = this.m_ground.m_xf.position.y + this.m_groundAnchor2.y;
+      var r1X = 0;
+      var r1Y = 0;
+      var r2X = 0;
+      var r2Y = 0;
+      var p1X = 0;
+      var p1Y = 0;
+      var p2X = 0;
+      var p2Y = 0;
+      var length1 = 0;
+      var length2 = 0;
+      var C = 0;
+      var impulse = 0;
+      var oldImpulse = 0;
+      var oldLimitPositionImpulse = 0;
+      var tX = 0;
+      var linearError = 0.0;
+      if (this.m_state == b2Joint.e_atUpperLimit) {
+         tMat = bA.m_xf.R;
+         r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+         r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+         tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+         r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+         r1X = tX;
+         tMat = bB.m_xf.R;
+         r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+         r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+         tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+         r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+         r2X = tX;
+         p1X = bA.m_sweep.c.x + r1X;
+         p1Y = bA.m_sweep.c.y + r1Y;
+         p2X = bB.m_sweep.c.x + r2X;
+         p2Y = bB.m_sweep.c.y + r2Y;
+         this.m_u1.Set(p1X - s1X, p1Y - s1Y);
+         this.m_u2.Set(p2X - s2X, p2Y - s2Y);
+         length1 = this.m_u1.Length();
+         length2 = this.m_u2.Length();
+         if (length1 > b2Settings.b2_linearSlop) {
+            this.m_u1.Multiply(1.0 / length1);
+         }
+         else {
+            this.m_u1.SetZero();
+         }
+         if (length2 > b2Settings.b2_linearSlop) {
+            this.m_u2.Multiply(1.0 / length2);
+         }
+         else {
+            this.m_u2.SetZero();
+         }
+         C = this.m_constant - length1 - this.m_ratio * length2;
+         linearError = b2Math.Max(linearError, (-C));
+         C = b2Math.Clamp(C + b2Settings.b2_linearSlop, (-b2Settings.b2_maxLinearCorrection), 0.0);
+         impulse = (-this.m_pulleyMass * C);
+         p1X = (-impulse * this.m_u1.x);
+         p1Y = (-impulse * this.m_u1.y);
+         p2X = (-this.m_ratio * impulse * this.m_u2.x);
+         p2Y = (-this.m_ratio * impulse * this.m_u2.y);
+         bA.m_sweep.c.x += bA.m_invMass * p1X;
+         bA.m_sweep.c.y += bA.m_invMass * p1Y;
+         bA.m_sweep.a += bA.m_invI * (r1X * p1Y - r1Y * p1X);
+         bB.m_sweep.c.x += bB.m_invMass * p2X;
+         bB.m_sweep.c.y += bB.m_invMass * p2Y;
+         bB.m_sweep.a += bB.m_invI * (r2X * p2Y - r2Y * p2X);
+         bA.SynchronizeTransform();
+         bB.SynchronizeTransform();
+      }
+      if (this.m_limitState1 == b2Joint.e_atUpperLimit) {
+         tMat = bA.m_xf.R;
+         r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+         r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+         tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+         r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+         r1X = tX;
+         p1X = bA.m_sweep.c.x + r1X;
+         p1Y = bA.m_sweep.c.y + r1Y;
+         this.m_u1.Set(p1X - s1X, p1Y - s1Y);
+         length1 = this.m_u1.Length();
+         if (length1 > b2Settings.b2_linearSlop) {
+            this.m_u1.x *= 1.0 / length1;
+            this.m_u1.y *= 1.0 / length1;
+         }
+         else {
+            this.m_u1.SetZero();
+         }
+         C = this.m_maxLength1 - length1;
+         linearError = b2Math.Max(linearError, (-C));
+         C = b2Math.Clamp(C + b2Settings.b2_linearSlop, (-b2Settings.b2_maxLinearCorrection), 0.0);
+         impulse = (-this.m_limitMass1 * C);
+         p1X = (-impulse * this.m_u1.x);
+         p1Y = (-impulse * this.m_u1.y);
+         bA.m_sweep.c.x += bA.m_invMass * p1X;
+         bA.m_sweep.c.y += bA.m_invMass * p1Y;
+         bA.m_sweep.a += bA.m_invI * (r1X * p1Y - r1Y * p1X);
+         bA.SynchronizeTransform();
+      }
+      if (this.m_limitState2 == b2Joint.e_atUpperLimit) {
+         tMat = bB.m_xf.R;
+         r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+         r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+         tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+         r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+         r2X = tX;
+         p2X = bB.m_sweep.c.x + r2X;
+         p2Y = bB.m_sweep.c.y + r2Y;
+         this.m_u2.Set(p2X - s2X, p2Y - s2Y);
+         length2 = this.m_u2.Length();
+         if (length2 > b2Settings.b2_linearSlop) {
+            this.m_u2.x *= 1.0 / length2;
+            this.m_u2.y *= 1.0 / length2;
+         }
+         else {
+            this.m_u2.SetZero();
+         }
+         C = this.m_maxLength2 - length2;
+         linearError = b2Math.Max(linearError, (-C));
+         C = b2Math.Clamp(C + b2Settings.b2_linearSlop, (-b2Settings.b2_maxLinearCorrection), 0.0);
+         impulse = (-this.m_limitMass2 * C);
+         p2X = (-impulse * this.m_u2.x);
+         p2Y = (-impulse * this.m_u2.y);
+         bB.m_sweep.c.x += bB.m_invMass * p2X;
+         bB.m_sweep.c.y += bB.m_invMass * p2Y;
+         bB.m_sweep.a += bB.m_invI * (r2X * p2Y - r2Y * p2X);
+         bB.SynchronizeTransform();
+      }
+      return linearError < b2Settings.b2_linearSlop;
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.Joints.b2PulleyJoint.b2_minPulleyLength = 2.0;
+   });
+   Box2D.inherit(b2PulleyJointDef, Box2D.Dynamics.Joints.b2JointDef);
+   b2PulleyJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
+   b2PulleyJointDef.b2PulleyJointDef = function () {
+      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
+      this.groundAnchorA = new b2Vec2();
+      this.groundAnchorB = new b2Vec2();
+      this.localAnchorA = new b2Vec2();
+      this.localAnchorB = new b2Vec2();
+   };
+   b2PulleyJointDef.prototype.b2PulleyJointDef = function () {
+      this.__super.b2JointDef.call(this);
+      this.type = b2Joint.e_pulleyJoint;
+      this.groundAnchorA.Set((-1.0), 1.0);
+      this.groundAnchorB.Set(1.0, 1.0);
+      this.localAnchorA.Set((-1.0), 0.0);
+      this.localAnchorB.Set(1.0, 0.0);
+      this.lengthA = 0.0;
+      this.maxLengthA = 0.0;
+      this.lengthB = 0.0;
+      this.maxLengthB = 0.0;
+      this.ratio = 1.0;
+      this.collideConnected = true;
+   }
+   b2PulleyJointDef.prototype.Initialize = function (bA, bB, gaA, gaB, anchorA, anchorB, r) {
+      if (r === undefined) r = 0;
+      this.bodyA = bA;
+      this.bodyB = bB;
+      this.groundAnchorA.SetV(gaA);
+      this.groundAnchorB.SetV(gaB);
+      this.localAnchorA = this.bodyA.GetLocalPoint(anchorA);
+      this.localAnchorB = this.bodyB.GetLocalPoint(anchorB);
+      var d1X = anchorA.x - gaA.x;
+      var d1Y = anchorA.y - gaA.y;
+      this.lengthA = Math.sqrt(d1X * d1X + d1Y * d1Y);
+      var d2X = anchorB.x - gaB.x;
+      var d2Y = anchorB.y - gaB.y;
+      this.lengthB = Math.sqrt(d2X * d2X + d2Y * d2Y);
+      this.ratio = r;
+      var C = this.lengthA + this.ratio * this.lengthB;
+      this.maxLengthA = C - this.ratio * b2PulleyJoint.b2_minPulleyLength;
+      this.maxLengthB = (C - b2PulleyJoint.b2_minPulleyLength) / this.ratio;
+   }
+   Box2D.inherit(b2RevoluteJoint, Box2D.Dynamics.Joints.b2Joint);
+   b2RevoluteJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
+   b2RevoluteJoint.b2RevoluteJoint = function () {
+      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
+      this.K = new b2Mat22();
+      this.K1 = new b2Mat22();
+      this.K2 = new b2Mat22();
+      this.K3 = new b2Mat22();
+      this.impulse3 = new b2Vec3();
+      this.impulse2 = new b2Vec2();
+      this.reduced = new b2Vec2();
+      this.m_localAnchor1 = new b2Vec2();
+      this.m_localAnchor2 = new b2Vec2();
+      this.m_impulse = new b2Vec3();
+      this.m_mass = new b2Mat33();
+   };
+   b2RevoluteJoint.prototype.GetAnchorA = function () {
+      return this.m_bodyA.GetWorldPoint(this.m_localAnchor1);
+   }
+   b2RevoluteJoint.prototype.GetAnchorB = function () {
+      return this.m_bodyB.GetWorldPoint(this.m_localAnchor2);
+   }
+   b2RevoluteJoint.prototype.GetReactionForce = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return new b2Vec2(inv_dt * this.m_impulse.x, inv_dt * this.m_impulse.y);
+   }
+   b2RevoluteJoint.prototype.GetReactionTorque = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return inv_dt * this.m_impulse.z;
+   }
+   b2RevoluteJoint.prototype.GetJointAngle = function () {
+      return this.m_bodyB.m_sweep.a - this.m_bodyA.m_sweep.a - this.m_referenceAngle;
+   }
+   b2RevoluteJoint.prototype.GetJointSpeed = function () {
+      return this.m_bodyB.m_angularVelocity - this.m_bodyA.m_angularVelocity;
+   }
+   b2RevoluteJoint.prototype.IsLimitEnabled = function () {
+      return this.m_enableLimit;
+   }
+   b2RevoluteJoint.prototype.EnableLimit = function (flag) {
+      this.m_enableLimit = flag;
+   }
+   b2RevoluteJoint.prototype.GetLowerLimit = function () {
+      return this.m_lowerAngle;
+   }
+   b2RevoluteJoint.prototype.GetUpperLimit = function () {
+      return this.m_upperAngle;
+   }
+   b2RevoluteJoint.prototype.SetLimits = function (lower, upper) {
+
+      if (lower === undefined) lower = 0;
+      if (upper === undefined) upper = 0;
+      this.m_lowerAngle = lower;
+      this.m_upperAngle = upper;
+   }
+   b2RevoluteJoint.prototype.IsMotorEnabled = function () {
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      return this.m_enableMotor;
+   }
+   b2RevoluteJoint.prototype.EnableMotor = function (flag) {
+      this.m_enableMotor = flag;
+   }
+   b2RevoluteJoint.prototype.SetMotorSpeed = function (speed) {
+      if (speed === undefined) speed = 0;
+      this.m_bodyA.SetAwake(true);
+      this.m_bodyB.SetAwake(true);
+      this.m_motorSpeed = speed;
+   }
+   b2RevoluteJoint.prototype.GetMotorSpeed = function () {
+      return this.m_motorSpeed;
+   }
+   b2RevoluteJoint.prototype.SetMaxMotorTorque = function (torque) {
+      if (torque === undefined) torque = 0;
+      this.m_maxMotorTorque = torque;
+   }
+   b2RevoluteJoint.prototype.GetMotorTorque = function () {
+      return this.m_maxMotorTorque;
+   }
+   b2RevoluteJoint.prototype.b2RevoluteJoint = function (def) {
+      this.__super.b2Joint.call(this, def);
+      this.m_localAnchor1.SetV(def.localAnchorA);
+      this.m_localAnchor2.SetV(def.localAnchorB);
+      this.m_referenceAngle = def.referenceAngle;
+      this.m_impulse.SetZero();
+      this.m_motorImpulse = 0.0;
+      this.m_lowerAngle = def.lowerAngle;
+      this.m_upperAngle = def.upperAngle;
+      this.m_maxMotorTorque = def.maxMotorTorque;
+      this.m_motorSpeed = def.motorSpeed;
+      this.m_enableLimit = def.enableLimit;
+      this.m_enableMotor = def.enableMotor;
+      this.m_limitState = b2Joint.e_inactiveLimit;
+   }
+   b2RevoluteJoint.prototype.InitVelocityConstraints = function (step) {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var tMat;
+      var tX = 0;
+      if (this.m_enableMotor || this.m_enableLimit) {}
+      tMat = bA.m_xf.R;
+      var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+      var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+      r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+      r1X = tX;
+      tMat = bB.m_xf.R;
+      var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+      var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+      r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+      r2X = tX;
+      var m1 = bA.m_invMass;
+      var m2 = bB.m_invMass;
+      var i1 = bA.m_invI;
+      var i2 = bB.m_invI;
+      this.m_mass.col1.x = m1 + m2 + r1Y * r1Y * i1 + r2Y * r2Y * i2;
+      this.m_mass.col2.x = (-r1Y * r1X * i1) - r2Y * r2X * i2;
+      this.m_mass.col3.x = (-r1Y * i1) - r2Y * i2;
+      this.m_mass.col1.y = this.m_mass.col2.x;
+      this.m_mass.col2.y = m1 + m2 + r1X * r1X * i1 + r2X * r2X * i2;
+      this.m_mass.col3.y = r1X * i1 + r2X * i2;
+      this.m_mass.col1.z = this.m_mass.col3.x;
+      this.m_mass.col2.z = this.m_mass.col3.y;
+      this.m_mass.col3.z = i1 + i2;
+      this.m_motorMass = 1.0 / (i1 + i2);
+      if (this.m_enableMotor == false) {
+         this.m_motorImpulse = 0.0;
+      }
+      if (this.m_enableLimit) {
+         var jointAngle = bB.m_sweep.a - bA.m_sweep.a - this.m_referenceAngle;
+         if (b2Math.Abs(this.m_upperAngle - this.m_lowerAngle) < 2.0 * b2Settings.b2_angularSlop) {
+            this.m_limitState = b2Joint.e_equalLimits;
+         }
+         else if (jointAngle <= this.m_lowerAngle) {
+            if (this.m_limitState != b2Joint.e_atLowerLimit) {
+               this.m_impulse.z = 0.0;
+            }
+            this.m_limitState = b2Joint.e_atLowerLimit;
+         }
+         else if (jointAngle >= this.m_upperAngle) {
+            if (this.m_limitState != b2Joint.e_atUpperLimit) {
+               this.m_impulse.z = 0.0;
+            }
+            this.m_limitState = b2Joint.e_atUpperLimit;
+         }
+         else {
+            this.m_limitState = b2Joint.e_inactiveLimit;
+            this.m_impulse.z = 0.0;
+         }
+      }
+      else {
+         this.m_limitState = b2Joint.e_inactiveLimit;
+      }
+      if (step.warmStarting) {
+         this.m_impulse.x *= step.dtRatio;
+         this.m_impulse.y *= step.dtRatio;
+         this.m_motorImpulse *= step.dtRatio;
+         var PX = this.m_impulse.x;
+         var PY = this.m_impulse.y;
+         bA.m_linearVelocity.x -= m1 * PX;
+         bA.m_linearVelocity.y -= m1 * PY;
+         bA.m_angularVelocity -= i1 * ((r1X * PY - r1Y * PX) + this.m_motorImpulse + this.m_impulse.z);
+         bB.m_linearVelocity.x += m2 * PX;
+         bB.m_linearVelocity.y += m2 * PY;
+         bB.m_angularVelocity += i2 * ((r2X * PY - r2Y * PX) + this.m_motorImpulse + this.m_impulse.z);
+      }
+      else {
+         this.m_impulse.SetZero();
+         this.m_motorImpulse = 0.0;
+      }
+   }
+   b2RevoluteJoint.prototype.SolveVelocityConstraints = function (step) {
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var tMat;
+      var tX = 0;
+      var newImpulse = 0;
+      var r1X = 0;
+      var r1Y = 0;
+      var r2X = 0;
+      var r2Y = 0;
+      var v1 = bA.m_linearVelocity;
+      var w1 = bA.m_angularVelocity;
+      var v2 = bB.m_linearVelocity;
+      var w2 = bB.m_angularVelocity;
+      var m1 = bA.m_invMass;
+      var m2 = bB.m_invMass;
+      var i1 = bA.m_invI;
+      var i2 = bB.m_invI;
+      if (this.m_enableMotor && this.m_limitState != b2Joint.e_equalLimits) {
+         var Cdot = w2 - w1 - this.m_motorSpeed;
+         var impulse = this.m_motorMass * ((-Cdot));
+         var oldImpulse = this.m_motorImpulse;
+         var maxImpulse = step.dt * this.m_maxMotorTorque;
+         this.m_motorImpulse = b2Math.Clamp(this.m_motorImpulse + impulse, (-maxImpulse), maxImpulse);
+         impulse = this.m_motorImpulse - oldImpulse;
+         w1 -= i1 * impulse;
+         w2 += i2 * impulse;
+      }
+      if (this.m_enableLimit && this.m_limitState != b2Joint.e_inactiveLimit) {
+         tMat = bA.m_xf.R;
+         r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+         r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+         tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+         r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+         r1X = tX;
+         tMat = bB.m_xf.R;
+         r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+         r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+         tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+         r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+         r2X = tX;
+         var Cdot1X = v2.x + ((-w2 * r2Y)) - v1.x - ((-w1 * r1Y));
+         var Cdot1Y = v2.y + (w2 * r2X) - v1.y - (w1 * r1X);
+         var Cdot2 = w2 - w1;
+         this.m_mass.Solve33(this.impulse3, (-Cdot1X), (-Cdot1Y), (-Cdot2));
+         if (this.m_limitState == b2Joint.e_equalLimits) {
+            this.m_impulse.Add(this.impulse3);
+         }
+         else if (this.m_limitState == b2Joint.e_atLowerLimit) {
+            newImpulse = this.m_impulse.z + this.impulse3.z;
+            if (newImpulse < 0.0) {
+               this.m_mass.Solve22(this.reduced, (-Cdot1X), (-Cdot1Y));
+               this.impulse3.x = this.reduced.x;
+               this.impulse3.y = this.reduced.y;
+               this.impulse3.z = (-this.m_impulse.z);
+               this.m_impulse.x += this.reduced.x;
+               this.m_impulse.y += this.reduced.y;
+               this.m_impulse.z = 0.0;
+            }
+         }
+         else if (this.m_limitState == b2Joint.e_atUpperLimit) {
+            newImpulse = this.m_impulse.z + this.impulse3.z;
+            if (newImpulse > 0.0) {
+               this.m_mass.Solve22(this.reduced, (-Cdot1X), (-Cdot1Y));
+               this.impulse3.x = this.reduced.x;
+               this.impulse3.y = this.reduced.y;
+               this.impulse3.z = (-this.m_impulse.z);
+               this.m_impulse.x += this.reduced.x;
+               this.m_impulse.y += this.reduced.y;
+               this.m_impulse.z = 0.0;
+            }
+         }
+         v1.x -= m1 * this.impulse3.x;
+         v1.y -= m1 * this.impulse3.y;
+         w1 -= i1 * (r1X * this.impulse3.y - r1Y * this.impulse3.x + this.impulse3.z);
+         v2.x += m2 * this.impulse3.x;
+         v2.y += m2 * this.impulse3.y;
+         w2 += i2 * (r2X * this.impulse3.y - r2Y * this.impulse3.x + this.impulse3.z);
+      }
+      else {
+         tMat = bA.m_xf.R;
+         r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+         r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+         tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+         r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+         r1X = tX;
+         tMat = bB.m_xf.R;
+         r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+         r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+         tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+         r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+         r2X = tX;
+         var CdotX = v2.x + ((-w2 * r2Y)) - v1.x - ((-w1 * r1Y));
+         var CdotY = v2.y + (w2 * r2X) - v1.y - (w1 * r1X);
+         this.m_mass.Solve22(this.impulse2, (-CdotX), (-CdotY));
+         this.m_impulse.x += this.impulse2.x;
+         this.m_impulse.y += this.impulse2.y;
+         v1.x -= m1 * this.impulse2.x;
+         v1.y -= m1 * this.impulse2.y;
+         w1 -= i1 * (r1X * this.impulse2.y - r1Y * this.impulse2.x);
+         v2.x += m2 * this.impulse2.x;
+         v2.y += m2 * this.impulse2.y;
+         w2 += i2 * (r2X * this.impulse2.y - r2Y * this.impulse2.x);
+      }
+      bA.m_linearVelocity.SetV(v1);
+      bA.m_angularVelocity = w1;
+      bB.m_linearVelocity.SetV(v2);
+      bB.m_angularVelocity = w2;
+   }
+   b2RevoluteJoint.prototype.SolvePositionConstraints = function (baumgarte) {
+      if (baumgarte === undefined) baumgarte = 0;
+      var oldLimitImpulse = 0;
+      var C = 0;
+      var tMat;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var angularError = 0.0;
+      var positionError = 0.0;
+      var tX = 0;
+      var impulseX = 0;
+      var impulseY = 0;
+      if (this.m_enableLimit && this.m_limitState != b2Joint.e_inactiveLimit) {
+         var angle = bB.m_sweep.a - bA.m_sweep.a - this.m_referenceAngle;
+         var limitImpulse = 0.0;
+         if (this.m_limitState == b2Joint.e_equalLimits) {
+            C = b2Math.Clamp(angle - this.m_lowerAngle, (-b2Settings.b2_maxAngularCorrection), b2Settings.b2_maxAngularCorrection);
+            limitImpulse = (-this.m_motorMass * C);
+            angularError = b2Math.Abs(C);
+         }
+         else if (this.m_limitState == b2Joint.e_atLowerLimit) {
+            C = angle - this.m_lowerAngle;
+            angularError = (-C);
+            C = b2Math.Clamp(C + b2Settings.b2_angularSlop, (-b2Settings.b2_maxAngularCorrection), 0.0);
+            limitImpulse = (-this.m_motorMass * C);
+         }
+         else if (this.m_limitState == b2Joint.e_atUpperLimit) {
+            C = angle - this.m_upperAngle;
+            angularError = C;
+            C = b2Math.Clamp(C - b2Settings.b2_angularSlop, 0.0, b2Settings.b2_maxAngularCorrection);
+            limitImpulse = (-this.m_motorMass * C);
+         }
+         bA.m_sweep.a -= bA.m_invI * limitImpulse;
+         bB.m_sweep.a += bB.m_invI * limitImpulse;
+         bA.SynchronizeTransform();
+         bB.SynchronizeTransform();
+      } {
+         tMat = bA.m_xf.R;
+         var r1X = this.m_localAnchor1.x - bA.m_sweep.localCenter.x;
+         var r1Y = this.m_localAnchor1.y - bA.m_sweep.localCenter.y;
+         tX = (tMat.col1.x * r1X + tMat.col2.x * r1Y);
+         r1Y = (tMat.col1.y * r1X + tMat.col2.y * r1Y);
+         r1X = tX;
+         tMat = bB.m_xf.R;
+         var r2X = this.m_localAnchor2.x - bB.m_sweep.localCenter.x;
+         var r2Y = this.m_localAnchor2.y - bB.m_sweep.localCenter.y;
+         tX = (tMat.col1.x * r2X + tMat.col2.x * r2Y);
+         r2Y = (tMat.col1.y * r2X + tMat.col2.y * r2Y);
+         r2X = tX;
+         var CX = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
+         var CY = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
+         var CLengthSquared = CX * CX + CY * CY;
+         var CLength = Math.sqrt(CLengthSquared);
+         positionError = CLength;
+         var invMass1 = bA.m_invMass;
+         var invMass2 = bB.m_invMass;
+         var invI1 = bA.m_invI;
+         var invI2 = bB.m_invI;
+         var k_allowedStretch = 10.0 * b2Settings.b2_linearSlop;
+         if (CLengthSquared > k_allowedStretch * k_allowedStretch) {
+            var uX = CX / CLength;
+            var uY = CY / CLength;
+            var k = invMass1 + invMass2;
+            var m = 1.0 / k;
+            impulseX = m * ((-CX));
+            impulseY = m * ((-CY));
+            var k_beta = 0.5;
+            bA.m_sweep.c.x -= k_beta * invMass1 * impulseX;
+            bA.m_sweep.c.y -= k_beta * invMass1 * impulseY;
+            bB.m_sweep.c.x += k_beta * invMass2 * impulseX;
+            bB.m_sweep.c.y += k_beta * invMass2 * impulseY;
+            CX = bB.m_sweep.c.x + r2X - bA.m_sweep.c.x - r1X;
+            CY = bB.m_sweep.c.y + r2Y - bA.m_sweep.c.y - r1Y;
+         }
+         this.K1.col1.x = invMass1 + invMass2;
+         this.K1.col2.x = 0.0;
+         this.K1.col1.y = 0.0;
+         this.K1.col2.y = invMass1 + invMass2;
+         this.K2.col1.x = invI1 * r1Y * r1Y;
+         this.K2.col2.x = (-invI1 * r1X * r1Y);
+         this.K2.col1.y = (-invI1 * r1X * r1Y);
+         this.K2.col2.y = invI1 * r1X * r1X;
+         this.K3.col1.x = invI2 * r2Y * r2Y;
+         this.K3.col2.x = (-invI2 * r2X * r2Y);
+         this.K3.col1.y = (-invI2 * r2X * r2Y);
+         this.K3.col2.y = invI2 * r2X * r2X;
+         this.K.SetM(this.K1);
+         this.K.AddM(this.K2);
+         this.K.AddM(this.K3);
+         this.K.Solve(b2RevoluteJoint.tImpulse, (-CX), (-CY));
+         impulseX = b2RevoluteJoint.tImpulse.x;
+         impulseY = b2RevoluteJoint.tImpulse.y;
+         bA.m_sweep.c.x -= bA.m_invMass * impulseX;
+         bA.m_sweep.c.y -= bA.m_invMass * impulseY;
+         bA.m_sweep.a -= bA.m_invI * (r1X * impulseY - r1Y * impulseX);
+         bB.m_sweep.c.x += bB.m_invMass * impulseX;
+         bB.m_sweep.c.y += bB.m_invMass * impulseY;
+         bB.m_sweep.a += bB.m_invI * (r2X * impulseY - r2Y * impulseX);
+         bA.SynchronizeTransform();
+         bB.SynchronizeTransform();
+      }
+      return positionError <= b2Settings.b2_linearSlop && angularError <= b2Settings.b2_angularSlop;
+   }
+   Box2D.postDefs.push(function () {
+      Box2D.Dynamics.Joints.b2RevoluteJoint.tImpulse = new b2Vec2();
+   });
+   Box2D.inherit(b2RevoluteJointDef, Box2D.Dynamics.Joints.b2JointDef);
+   b2RevoluteJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
+   b2RevoluteJointDef.b2RevoluteJointDef = function () {
+      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
+      this.localAnchorA = new b2Vec2();
+      this.localAnchorB = new b2Vec2();
+   };
+   b2RevoluteJointDef.prototype.b2RevoluteJointDef = function () {
+      this.__super.b2JointDef.call(this);
+      this.type = b2Joint.e_revoluteJoint;
+      this.localAnchorA.Set(0.0, 0.0);
+      this.localAnchorB.Set(0.0, 0.0);
+      this.referenceAngle = 0.0;
+      this.lowerAngle = 0.0;
+      this.upperAngle = 0.0;
+      this.maxMotorTorque = 0.0;
+      this.motorSpeed = 0.0;
+      this.enableLimit = false;
+      this.enableMotor = false;
+   }
+   b2RevoluteJointDef.prototype.Initialize = function (bA, bB, anchor) {
+      this.bodyA = bA;
+      this.bodyB = bB;
+      this.localAnchorA = this.bodyA.GetLocalPoint(anchor);
+      this.localAnchorB = this.bodyB.GetLocalPoint(anchor);
+      this.referenceAngle = this.bodyB.GetAngle() - this.bodyA.GetAngle();
+   }
+   Box2D.inherit(b2WeldJoint, Box2D.Dynamics.Joints.b2Joint);
+   b2WeldJoint.prototype.__super = Box2D.Dynamics.Joints.b2Joint.prototype;
+   b2WeldJoint.b2WeldJoint = function () {
+      Box2D.Dynamics.Joints.b2Joint.b2Joint.apply(this, arguments);
+      this.m_localAnchorA = new b2Vec2();
+      this.m_localAnchorB = new b2Vec2();
+      this.m_impulse = new b2Vec3();
+      this.m_mass = new b2Mat33();
+   };
+   b2WeldJoint.prototype.GetAnchorA = function () {
+      return this.m_bodyA.GetWorldPoint(this.m_localAnchorA);
+   }
+   b2WeldJoint.prototype.GetAnchorB = function () {
+      return this.m_bodyB.GetWorldPoint(this.m_localAnchorB);
+   }
+   b2WeldJoint.prototype.GetReactionForce = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return new b2Vec2(inv_dt * this.m_impulse.x, inv_dt * this.m_impulse.y);
+   }
+   b2WeldJoint.prototype.GetReactionTorque = function (inv_dt) {
+      if (inv_dt === undefined) inv_dt = 0;
+      return inv_dt * this.m_impulse.z;
+   }
+   b2WeldJoint.prototype.b2WeldJoint = function (def) {
+      this.__super.b2Joint.call(this, def);
+      this.m_localAnchorA.SetV(def.localAnchorA);
+      this.m_localAnchorB.SetV(def.localAnchorB);
+      this.m_referenceAngle = def.referenceAngle;
+      this.m_impulse.SetZero();
+      this.m_mass = new b2Mat33();
+   }
+   b2WeldJoint.prototype.InitVelocityConstraints = function (step) {
+      var tMat;
+      var tX = 0;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      tMat = bA.m_xf.R;
+      var rAX = this.m_localAnchorA.x - bA.m_sweep.localCenter.x;
+      var rAY = this.m_localAnchorA.y - bA.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * rAX + tMat.col2.x * rAY);
+      rAY = (tMat.col1.y * rAX + tMat.col2.y * rAY);
+      rAX = tX;
+      tMat = bB.m_xf.R;
+      var rBX = this.m_localAnchorB.x - bB.m_sweep.localCenter.x;
+      var rBY = this.m_localAnchorB.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * rBX + tMat.col2.x * rBY);
+      rBY = (tMat.col1.y * rBX + tMat.col2.y * rBY);
+      rBX = tX;
+      var mA = bA.m_invMass;
+      var mB = bB.m_invMass;
+      var iA = bA.m_invI;
+      var iB = bB.m_invI;
+      this.m_mass.col1.x = mA + mB + rAY * rAY * iA + rBY * rBY * iB;
+      this.m_mass.col2.x = (-rAY * rAX * iA) - rBY * rBX * iB;
+      this.m_mass.col3.x = (-rAY * iA) - rBY * iB;
+      this.m_mass.col1.y = this.m_mass.col2.x;
+      this.m_mass.col2.y = mA + mB + rAX * rAX * iA + rBX * rBX * iB;
+      this.m_mass.col3.y = rAX * iA + rBX * iB;
+      this.m_mass.col1.z = this.m_mass.col3.x;
+      this.m_mass.col2.z = this.m_mass.col3.y;
+      this.m_mass.col3.z = iA + iB;
+      if (step.warmStarting) {
+         this.m_impulse.x *= step.dtRatio;
+         this.m_impulse.y *= step.dtRatio;
+         this.m_impulse.z *= step.dtRatio;
+         bA.m_linearVelocity.x -= mA * this.m_impulse.x;
+         bA.m_linearVelocity.y -= mA * this.m_impulse.y;
+         bA.m_angularVelocity -= iA * (rAX * this.m_impulse.y - rAY * this.m_impulse.x + this.m_impulse.z);
+         bB.m_linearVelocity.x += mB * this.m_impulse.x;
+         bB.m_linearVelocity.y += mB * this.m_impulse.y;
+         bB.m_angularVelocity += iB * (rBX * this.m_impulse.y - rBY * this.m_impulse.x + this.m_impulse.z);
+      }
+      else {
+         this.m_impulse.SetZero();
+      }
+   }
+   b2WeldJoint.prototype.SolveVelocityConstraints = function (step) {
+      var tMat;
+      var tX = 0;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      var vA = bA.m_linearVelocity;
+      var wA = bA.m_angularVelocity;
+      var vB = bB.m_linearVelocity;
+      var wB = bB.m_angularVelocity;
+      var mA = bA.m_invMass;
+      var mB = bB.m_invMass;
+      var iA = bA.m_invI;
+      var iB = bB.m_invI;
+      tMat = bA.m_xf.R;
+      var rAX = this.m_localAnchorA.x - bA.m_sweep.localCenter.x;
+      var rAY = this.m_localAnchorA.y - bA.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * rAX + tMat.col2.x * rAY);
+      rAY = (tMat.col1.y * rAX + tMat.col2.y * rAY);
+      rAX = tX;
+      tMat = bB.m_xf.R;
+      var rBX = this.m_localAnchorB.x - bB.m_sweep.localCenter.x;
+      var rBY = this.m_localAnchorB.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * rBX + tMat.col2.x * rBY);
+      rBY = (tMat.col1.y * rBX + tMat.col2.y * rBY);
+      rBX = tX;
+      var Cdot1X = vB.x - wB * rBY - vA.x + wA * rAY;
+      var Cdot1Y = vB.y + wB * rBX - vA.y - wA * rAX;
+      var Cdot2 = wB - wA;
+      var impulse = new b2Vec3();
+      this.m_mass.Solve33(impulse, (-Cdot1X), (-Cdot1Y), (-Cdot2));
+      this.m_impulse.Add(impulse);
+      vA.x -= mA * impulse.x;
+      vA.y -= mA * impulse.y;
+      wA -= iA * (rAX * impulse.y - rAY * impulse.x + impulse.z);
+      vB.x += mB * impulse.x;
+      vB.y += mB * impulse.y;
+      wB += iB * (rBX * impulse.y - rBY * impulse.x + impulse.z);
+      bA.m_angularVelocity = wA;
+      bB.m_angularVelocity = wB;
+   }
+   b2WeldJoint.prototype.SolvePositionConstraints = function (baumgarte) {
+      if (baumgarte === undefined) baumgarte = 0;
+      var tMat;
+      var tX = 0;
+      var bA = this.m_bodyA;
+      var bB = this.m_bodyB;
+      tMat = bA.m_xf.R;
+      var rAX = this.m_localAnchorA.x - bA.m_sweep.localCenter.x;
+      var rAY = this.m_localAnchorA.y - bA.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * rAX + tMat.col2.x * rAY);
+      rAY = (tMat.col1.y * rAX + tMat.col2.y * rAY);
+      rAX = tX;
+      tMat = bB.m_xf.R;
+      var rBX = this.m_localAnchorB.x - bB.m_sweep.localCenter.x;
+      var rBY = this.m_localAnchorB.y - bB.m_sweep.localCenter.y;
+      tX = (tMat.col1.x * rBX + tMat.col2.x * rBY);
+      rBY = (tMat.col1.y * rBX + tMat.col2.y * rBY);
+      rBX = tX;
+      var mA = bA.m_invMass;
+      var mB = bB.m_invMass;
+      var iA = bA.m_invI;
+      var iB = bB.m_invI;
+      var C1X = bB.m_sweep.c.x + rBX - bA.m_sweep.c.x - rAX;
+      var C1Y = bB.m_sweep.c.y + rBY - bA.m_sweep.c.y - rAY;
+      var C2 = bB.m_sweep.a - bA.m_sweep.a - this.m_referenceAngle;
+      var k_allowedStretch = 10.0 * b2Settings.b2_linearSlop;
+      var positionError = Math.sqrt(C1X * C1X + C1Y * C1Y);
+      var angularError = b2Math.Abs(C2);
+      if (positionError > k_allowedStretch) {
+         iA *= 1.0;
+         iB *= 1.0;
+      }
+      this.m_mass.col1.x = mA + mB + rAY * rAY * iA + rBY * rBY * iB;
+      this.m_mass.col2.x = (-rAY * rAX * iA) - rBY * rBX * iB;
+      this.m_mass.col3.x = (-rAY * iA) - rBY * iB;
+      this.m_mass.col1.y = this.m_mass.col2.x;
+      this.m_mass.col2.y = mA + mB + rAX * rAX * iA + rBX * rBX * iB;
+      this.m_mass.col3.y = rAX * iA + rBX * iB;
+      this.m_mass.col1.z = this.m_mass.col3.x;
+      this.m_mass.col2.z = this.m_mass.col3.y;
+      this.m_mass.col3.z = iA + iB;
+      var impulse = new b2Vec3();
+      this.m_mass.Solve33(impulse, (-C1X), (-C1Y), (-C2));
+      bA.m_sweep.c.x -= mA * impulse.x;
+      bA.m_sweep.c.y -= mA * impulse.y;
+      bA.m_sweep.a -= iA * (rAX * impulse.y - rAY * impulse.x + impulse.z);
+      bB.m_sweep.c.x += mB * impulse.x;
+      bB.m_sweep.c.y += mB * impulse.y;
+      bB.m_sweep.a += iB * (rBX * impulse.y - rBY * impulse.x + impulse.z);
+      bA.SynchronizeTransform();
+      bB.SynchronizeTransform();
+      return positionError <= b2Settings.b2_linearSlop && angularError <= b2Settings.b2_angularSlop;
+   }
+   Box2D.inherit(b2WeldJointDef, Box2D.Dynamics.Joints.b2JointDef);
+   b2WeldJointDef.prototype.__super = Box2D.Dynamics.Joints.b2JointDef.prototype;
+   b2WeldJointDef.b2WeldJointDef = function () {
+      Box2D.Dynamics.Joints.b2JointDef.b2JointDef.apply(this, arguments);
+      this.localAnchorA = new b2Vec2();
+      this.localAnchorB = new b2Vec2();
+   };
+   b2WeldJointDef.prototype.b2WeldJointDef = function () {
+      this.__super.b2JointDef.call(this);
+      this.type = b2Joint.e_weldJoint;
+      this.referenceAngle = 0.0;
+   }
+   b2WeldJointDef.prototype.Initialize = function (bA, bB, anchor) {
+      this.bodyA = bA;
+      this.bodyB = bB;
+      this.localAnchorA.SetV(this.bodyA.GetLocalPoint(anchor));
+      this.localAnchorB.SetV(this.bodyB.GetLocalPoint(anchor));
+      this.referenceAngle = this.bodyB.GetAngle() - this.bodyA.GetAngle();
+   }
+})();
+(function () {
+   var b2DebugDraw = Box2D.Dynamics.b2DebugDraw;
+   b2DebugDraw.b2DebugDraw = function () {
+      this.m_drawScale = 1.0;
+      this.m_lineThickness = 1.0;
+      this.m_alpha = 1.0;
+      this.m_fillAlpha = 1.0;
+      this.m_xformScale = 1.0;
+      var __this = this;
+      //#WORKAROUND
+      this.m_sprite = {
+         graphics: {
+            clear: function () {
+               __this.m_ctx.clearRect(0, 0, __this.m_ctx.canvas.width, __this.m_ctx.canvas.height)
+            }
+         }
+      };
+   };
+   b2DebugDraw.prototype._color = function (color, alpha) {
+      return "rgba(" + ((color & 0xFF0000) >> 16) + "," + ((color & 0xFF00) >> 8) + "," + (color & 0xFF) + "," + alpha + ")";
+   };
+   b2DebugDraw.prototype.b2DebugDraw = function () {
+      this.m_drawFlags = 0;
+   };
+   b2DebugDraw.prototype.SetFlags = function (flags) {
+      if (flags === undefined) flags = 0;
+      this.m_drawFlags = flags;
+   };
+   b2DebugDraw.prototype.GetFlags = function () {
+      return this.m_drawFlags;
+   };
+   b2DebugDraw.prototype.AppendFlags = function (flags) {
+      if (flags === undefined) flags = 0;
+      this.m_drawFlags |= flags;
+   };
+   b2DebugDraw.prototype.ClearFlags = function (flags) {
+      if (flags === undefined) flags = 0;
+      this.m_drawFlags &= ~flags;
+   };
+   b2DebugDraw.prototype.SetSprite = function (sprite) {
+      this.m_ctx = sprite;
+   };
+   b2DebugDraw.prototype.GetSprite = function () {
+      return this.m_ctx;
+   };
+   b2DebugDraw.prototype.SetDrawScale = function (drawScale) {
+      if (drawScale === undefined) drawScale = 0;
+      this.m_drawScale = drawScale;
+   };
+   b2DebugDraw.prototype.GetDrawScale = function () {
+      return this.m_drawScale;
+   };
+   b2DebugDraw.prototype.SetLineThickness = function (lineThickness) {
+      if (lineThickness === undefined) lineThickness = 0;
+      this.m_lineThickness = lineThickness;
+      this.m_ctx.strokeWidth = lineThickness;
+   };
+   b2DebugDraw.prototype.GetLineThickness = function () {
+      return this.m_lineThickness;
+   };
+   b2DebugDraw.prototype.SetAlpha = function (alpha) {
+      if (alpha === undefined) alpha = 0;
+      this.m_alpha = alpha;
+   };
+   b2DebugDraw.prototype.GetAlpha = function () {
+      return this.m_alpha;
+   };
+   b2DebugDraw.prototype.SetFillAlpha = function (alpha) {
+      if (alpha === undefined) alpha = 0;
+      this.m_fillAlpha = alpha;
+   };
+   b2DebugDraw.prototype.GetFillAlpha = function () {
+      return this.m_fillAlpha;
+   };
+   b2DebugDraw.prototype.SetXFormScale = function (xformScale) {
+      if (xformScale === undefined) xformScale = 0;
+      this.m_xformScale = xformScale;
+   };
+   b2DebugDraw.prototype.GetXFormScale = function () {
+      return this.m_xformScale;
+   };
+   b2DebugDraw.prototype.DrawPolygon = function (vertices, vertexCount, color) {
+      if (!vertexCount) return;
+      var s = this.m_ctx;
+      var drawScale = this.m_drawScale;
+      s.beginPath();
+      s.strokeStyle = this._color(color.color, this.m_alpha);
+      s.moveTo(vertices[0].x * drawScale, vertices[0].y * drawScale);
+      for (var i = 1; i < vertexCount; i++) {
+         s.lineTo(vertices[i].x * drawScale, vertices[i].y * drawScale);
+      }
+      s.lineTo(vertices[0].x * drawScale, vertices[0].y * drawScale);
+      s.closePath();
+      s.stroke();
+   };
+   b2DebugDraw.prototype.DrawSolidPolygon = function (vertices, vertexCount, color) {
+      if (!vertexCount) return;
+      var s = this.m_ctx;
+      var drawScale = this.m_drawScale;
+      s.beginPath();
+      s.strokeStyle = this._color(color.color, this.m_alpha);
+      s.fillStyle = this._color(color.color, this.m_fillAlpha);
+      s.moveTo(vertices[0].x * drawScale, vertices[0].y * drawScale);
+      for (var i = 1; i < vertexCount; i++) {
+         s.lineTo(vertices[i].x * drawScale, vertices[i].y * drawScale);
+      }
+      s.lineTo(vertices[0].x * drawScale, vertices[0].y * drawScale);
+      s.closePath();
+      s.fill();
+      s.stroke();
+   };
+   b2DebugDraw.prototype.DrawCircle = function (center, radius, color) {
+      if (!radius) return;
+      var s = this.m_ctx;
+      var drawScale = this.m_drawScale;
+      s.beginPath();
+      s.strokeStyle = this._color(color.color, this.m_alpha);
+      s.arc(center.x * drawScale, center.y * drawScale, radius * drawScale, 0, Math.PI * 2, true);
+      s.closePath();
+      s.stroke();
+   };
+   b2DebugDraw.prototype.DrawSolidCircle = function (center, radius, axis, color) {
+      if (!radius) return;
+      var s = this.m_ctx,
+         drawScale = this.m_drawScale,
+         cx = center.x * drawScale,
+         cy = center.y * drawScale;
+      s.moveTo(0, 0);
+      s.beginPath();
+      s.strokeStyle = this._color(color.color, this.m_alpha);
+      s.fillStyle = this._color(color.color, this.m_fillAlpha);
+      s.arc(cx, cy, radius * drawScale, 0, Math.PI * 2, true);
+      s.moveTo(cx, cy);
+      s.lineTo((center.x + axis.x * radius) * drawScale, (center.y + axis.y * radius) * drawScale);
+      s.closePath();
+      s.fill();
+      s.stroke();
+   };
+   b2DebugDraw.prototype.DrawSegment = function (p1, p2, color) {
+      var s = this.m_ctx,
+         drawScale = this.m_drawScale;
+      s.strokeStyle = this._color(color.color, this.m_alpha);
+      s.beginPath();
+      s.moveTo(p1.x * drawScale, p1.y * drawScale);
+      s.lineTo(p2.x * drawScale, p2.y * drawScale);
+      s.closePath();
+      s.stroke();
+   };
+   b2DebugDraw.prototype.DrawTransform = function (xf) {
+      var s = this.m_ctx,
+         drawScale = this.m_drawScale;
+      s.beginPath();
+      s.strokeStyle = this._color(0xff0000, this.m_alpha);
+      s.moveTo(xf.position.x * drawScale, xf.position.y * drawScale);
+      s.lineTo((xf.position.x + this.m_xformScale * xf.R.col1.x) * drawScale, (xf.position.y + this.m_xformScale * xf.R.col1.y) * drawScale);
+
+      s.strokeStyle = this._color(0xff00, this.m_alpha);
+      s.moveTo(xf.position.x * drawScale, xf.position.y * drawScale);
+      s.lineTo((xf.position.x + this.m_xformScale * xf.R.col2.x) * drawScale, (xf.position.y + this.m_xformScale * xf.R.col2.y) * drawScale);
+      s.closePath();
+      s.stroke();
+   };
+})(); //post-definitions
+var i;
+for (i = 0; i < Box2D.postDefs.length; ++i) Box2D.postDefs[i]();
+delete Box2D.postDefs;
+
+   return Box2D;
+});
\ No newline at end of file
diff --git a/app/Lib/Vendor/Box2D/asmBox2d.js b/app/Lib/Vendor/Box2D/asmBox2d.js
new file mode 100644
index 0000000..5efb066
--- /dev/null
+++ b/app/Lib/Vendor/Box2D/asmBox2d.js
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+typeof zc&&(zc=n);var e=Module.canvas;xc||(xc=j,document.addEventListener("fullscreenchange",d,n),document.addEventListener("mozfullscreenchange",d,n),document.addEventListener("webkitfullscreenchange",d,n));e.V=e.requestFullScreen||e.mozRequestFullScreen||(e.webkitRequestFullScreen?function(){e.webkitRequestFullScreen(Element.ALLOW_KEYBOARD_INPUT)}:l);e.V()};
+Module.requestAnimationFrame=function(a){window.requestAnimationFrame||(window.requestAnimationFrame=window.requestAnimationFrame||window.mozRequestAnimationFrame||window.webkitRequestAnimationFrame||window.msRequestAnimationFrame||window.oRequestAnimationFrame||window.setTimeout);window.requestAnimationFrame(a)};Module.pauseMainLoop=aa();Module.resumeMainLoop=function(){uc&&(uc=n,l())};Module.getUserMedia=function(){window.w||(window.w=navigator.getUserMedia||navigator.mozGetUserMedia);window.w(f)};
+cb=ka=Fa(za);db=cb+5242880;eb=Ba=Fa(db);qa(eb<Ca);var Ic=Math.min;
+var x=(function(global,env,buffer) {
+// EMSCRIPTEN_START_ASM
+"use asm";var a=new global.Int8Array(buffer);var b=new global.Int16Array(buffer);var c=new global.Int32Array(buffer);var d=new global.Uint8Array(buffer);var e=new global.Uint16Array(buffer);var f=new global.Uint32Array(buffer);var g=new global.Float32Array(buffer);var h=new global.Float64Array(buffer);var i=env.STACKTOP|0;var j=env.STACK_MAX|0;var k=env.tempDoublePtr|0;var l=env.ABORT|0;var m=env.__ZTVN10__cxxabiv120__si_class_type_infoE|0;var n=env.__ZTVN10__cxxabiv117__class_type_infoE|0;var o=+env.NaN;var p=+env.Infinity;var q=0;var r=0;var s=0;var t=0;var u=0,v=0,w=0,x=0,y=0.0,z=0,A=0,B=0,C=0.0;var D=0;var E=0;var F=0;var G=0;var H=0;var I=0;var J=0;var K=0;var L=0;var M=0;var N=global.Math.floor;var O=global.Math.abs;var P=global.Math.sqrt;var Q=global.Math.pow;var R=global.Math.cos;var S=global.Math.sin;var T=global.Math.tan;var U=global.Math.acos;var V=global.Math.asin;var W=global.Math.atan;var X=global.Math.atan2;var Y=global.Math.exp;var Z=global.Math.log;var _=global.Math.ceil;var $=global.Math.imul;var aa=env.abort;var ab=env.assert;var ac=env.asmPrintInt;var ad=env.asmPrintFloat;var ae=env.min;var af=env.jsCall;var ag=env.invoke_viiiii;var ah=env.invoke_vif;var ai=env.invoke_viifii;var aj=env.invoke_vi;var ak=env.invoke_vii;var al=env.invoke_ii;var am=env.invoke_viifi;var an=env.invoke_if;var ao=env.invoke_iiiii;var ap=env.invoke_viffif;var aq=env.invoke_iiii;var ar=env.invoke_fif;var as=env.invoke_viff;var at=env.invoke_viiiiiiif;var au=env.invoke_vifff;var av=env.invoke_viiiiii;var aw=env.invoke_iiif;var ax=env.invoke_iif;var ay=env.invoke_vifii;var az=env.invoke_fi;var aA=env.invoke_iii;var aB=env.invoke_fiiiif;var aC=env.invoke_i;var aD=env.invoke_iiiiii;var aE=env.invoke_ifff;var aF=env.invoke_iff;var aG=env.invoke_viii;var aH=env.invoke_v;var aI=env.invoke_viif;var aJ=env.invoke_viiii;var aK=env._llvm_va_end;var aL=env._cosf;var aM=env._floorf;var aN=env.___cxa_throw;var aO=env._abort;var aP=env._fprintf;var aQ=env._llvm_eh_exception;var aR=env._printf;var aS=env._sqrtf;var aT=env.__ZNK12b2WheelJoint13GetDefinitionEP15b2WheelJointDef;var aU=env.___setErrNo;var aV=env._fwrite;var aW=env._send;var aX=env._write;var aY=env._exit;var aZ=env._llvm_lifetime_end;var a_=env.___cxa_find_matching_catch;var a$=env._atan2f;var a0=env._sysconf;var a1=env.___cxa_pure_virtual;var a2=env._vprintf;var a3=env.___cxa_is_number_type;var a4=env.__reallyNegative;var a5=env.___resumeException;var a6=env.__formatString;var a7=env.___cxa_does_inherit;var a8=env.__ZSt9terminatev;var a9=env._sinf;var ba=env.___assert_func;var bb=env.__ZSt18uncaught_exceptionv;var bc=env._pwrite;var bd=env.___cxa_call_unexpected;var be=env._sbrk;var bf=env.___cxa_allocate_exception;var bg=env.___errno_location;var bh=env.___gxx_personality_v0;var bi=env._llvm_lifetime_start;var bj=env._time;var bk=env.__exit;
+// EMSCRIPTEN_START_FUNCS
+function bP(a){a=a|0;var b=0;b=i;i=i+a|0;i=i+7>>3<<3;return b|0}function bQ(){return i|0}function bR(a){a=a|0;i=a}function bS(a,b){a=a|0;b=b|0;if((q|0)==0){q=a;r=b}}function bT(b){b=b|0;a[k]=a[b];a[k+1|0]=a[b+1|0];a[k+2|0]=a[b+2|0];a[k+3|0]=a[b+3|0]}function bU(b){b=b|0;a[k]=a[b];a[k+1|0]=a[b+1|0];a[k+2|0]=a[b+2|0];a[k+3|0]=a[b+3|0];a[k+4|0]=a[b+4|0];a[k+5|0]=a[b+5|0];a[k+6|0]=a[b+6|0];a[k+7|0]=a[b+7|0]}function bV(a){a=a|0;D=a}function bW(a){a=a|0;E=a}function bX(a){a=a|0;F=a}function bY(a){a=a|0;G=a}function bZ(a){a=a|0;H=a}function b_(a){a=a|0;I=a}function b$(a){a=a|0;J=a}function b0(a){a=a|0;K=a}function b1(a){a=a|0;L=a}function b2(a){a=a|0;M=a}function b3(a){a=a|0;var b=0,d=0,e=0,f=0,g=0,h=0,i=0;c[a>>2]=-1;b=a+12|0;c[b>>2]=16;c[a+8>>2]=0;d=vh(576)|0;e=a+4|0;c[e>>2]=d;vq(d|0,0,(c[b>>2]|0)*36&-1|0);d=(c[b>>2]|0)-1|0;if((d|0)>0){f=0;while(1){g=f+1|0;c[(c[e>>2]|0)+(f*36&-1)+20>>2]=g;c[(c[e>>2]|0)+(f*36&-1)+32>>2]=-1;h=(c[b>>2]|0)-1|0;if((g|0)<(h|0)){f=g}else{i=h;break}}}else{i=d}c[(c[e>>2]|0)+(i*36&-1)+20>>2]=-1;c[(c[e>>2]|0)+(((c[b>>2]|0)-1|0)*36&-1)+32>>2]=-1;vq(a+16|0,0,16);c[a+48>>2]=16;c[a+52>>2]=0;c[a+44>>2]=vh(192)|0;c[a+36>>2]=16;c[a+40>>2]=0;c[a+32>>2]=vh(64)|0;return}function b4(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0.0,k=0,l=0,m=0,n=0,o=0;e=a|0;f=cj(e)|0;h=a+4|0;i=(c[h>>2]|0)+(f*36&-1)|0;j=+(+g[b+4>>2]+-.10000000149011612);g[i>>2]=+g[b>>2]+-.10000000149011612;g[i+4>>2]=j;i=(c[h>>2]|0)+(f*36&-1)+8|0;j=+(+g[b+12>>2]+.10000000149011612);g[i>>2]=+g[b+8>>2]+.10000000149011612;g[i+4>>2]=j;c[(c[h>>2]|0)+(f*36&-1)+16>>2]=d;c[(c[h>>2]|0)+(f*36&-1)+32>>2]=0;ck(e,f);e=a+28|0;c[e>>2]=(c[e>>2]|0)+1;e=a+40|0;h=c[e>>2]|0;d=a+36|0;i=a+32|0;if((h|0)!=(c[d>>2]|0)){k=h;l=c[i>>2]|0;m=l+(k<<2)|0;c[m>>2]=f;n=c[e>>2]|0;o=n+1|0;c[e>>2]=o;return f|0}a=c[i>>2]|0;c[d>>2]=h<<1;d=vh(h<<3)|0;c[i>>2]=d;h=a;a=c[e>>2]<<2;vp(d|0,h|0,a)|0;vi(h);k=c[e>>2]|0;l=c[i>>2]|0;m=l+(k<<2)|0;c[m>>2]=f;n=c[e>>2]|0;o=n+1|0;c[e>>2]=o;return f|0}function b5(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,i=0,j=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0,r=0,s=0.0,t=0,u=0,v=0,w=0,x=0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0;h=a+60|0;c[h>>2]=0;i=e+12|0;j=+g[f+12>>2];l=+g[i>>2];m=+g[f+8>>2];n=+g[e+16>>2];o=+g[f>>2]+(j*l-m*n)- +g[d>>2];p=l*m+j*n+ +g[f+4>>2]- +g[d+4>>2];n=+g[d+12>>2];j=+g[d+8>>2];m=o*n+p*j;l=n*p+o*(-0.0-j);j=+g[b+8>>2]+ +g[e+8>>2];e=c[b+148>>2]|0;do{if((e|0)>0){d=0;o=-3.4028234663852886e+38;f=0;while(1){p=(m- +g[b+20+(d<<3)>>2])*+g[b+84+(d<<3)>>2]+(l- +g[b+20+(d<<3)+4>>2])*+g[b+84+(d<<3)+4>>2];if(p>j){q=28;break}r=p>o;s=r?p:o;t=r?d:f;r=d+1|0;if((r|0)<(e|0)){d=r;o=s;f=t}else{q=12;break}}if((q|0)==12){u=s<1.1920928955078125e-7;v=t;break}else if((q|0)==28){return}}else{u=1;v=0}}while(0);q=v+1|0;t=b+20+(v<<3)|0;f=c[t>>2]|0;d=c[t+4>>2]|0;s=(c[k>>2]=f,+g[k>>2]);t=d;o=(c[k>>2]=t,+g[k>>2]);r=b+20+(((q|0)<(e|0)?q:0)<<3)|0;q=c[r>>2]|0;e=c[r+4>>2]|0;p=(c[k>>2]=q,+g[k>>2]);r=e;n=(c[k>>2]=r,+g[k>>2]);if(u){c[h>>2]=1;c[a+56>>2]=1;u=b+84+(v<<3)|0;w=a+40|0;x=c[u+4>>2]|0;c[w>>2]=c[u>>2];c[w+4>>2]=x;x=a+48|0;y=+((o+n)*.5);g[x>>2]=(s+p)*.5;g[x+4>>2]=y;x=i;w=a;u=c[x+4>>2]|0;c[w>>2]=c[x>>2];c[w+4>>2]=u;c[a+16>>2]=0;return}y=m-s;z=l-o;A=m-p;B=l-n;if(y*(p-s)+z*(n-o)<=0.0){if(y*y+z*z>j*j){return}c[h>>2]=1;c[a+56>>2]=1;u=a+40|0;w=u;C=+z;g[w>>2]=y;g[w+4>>2]=C;C=+P(+(y*y+z*z));if(C>=1.1920928955078125e-7){D=1.0/C;g[u>>2]=y*D;g[a+44>>2]=z*D}u=a+48|0;c[u>>2]=f&-1;c[u+4>>2]=t|d&0;d=i;t=a;u=c[d+4>>2]|0;c[t>>2]=c[d>>2];c[t+4>>2]=u;c[a+16>>2]=0;return}if(A*(s-p)+B*(o-n)>0.0){D=(s+p)*.5;p=(o+n)*.5;u=b+84+(v<<3)|0;if((m-D)*+g[u>>2]+(l-p)*+g[b+84+(v<<3)+4>>2]>j){return}c[h>>2]=1;c[a+56>>2]=1;v=u;u=a+40|0;b=c[v+4>>2]|0;c[u>>2]=c[v>>2];c[u+4>>2]=b;b=a+48|0;l=+p;g[b>>2]=D;g[b+4>>2]=l;b=i;u=a;v=c[b+4>>2]|0;c[u>>2]=c[b>>2];c[u+4>>2]=v;c[a+16>>2]=0;return}if(A*A+B*B>j*j){return}c[h>>2]=1;c[a+56>>2]=1;h=a+40|0;v=h;j=+B;g[v>>2]=A;g[v+4>>2]=j;j=+P(+(A*A+B*B));if(j>=1.1920928955078125e-7){l=1.0/j;g[h>>2]=A*l;g[a+44>>2]=B*l}h=a+48|0;c[h>>2]=q&-1;c[h+4>>2]=r|e&0;e=i;i=a;r=c[e+4>>2]|0;c[i>>2]=c[e>>2];c[i+4>>2]=r;c[a+16>>2]=0;return}function b6(b,d,e,f,h){b=b|0;d=d|0;e=e|0;f=f|0;h=h|0;var i=0,j=0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0.0,r=0,s=0,t=0,u=0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0,D=0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0;i=b+60|0;c[i>>2]=0;j=f+12|0;l=+g[h+12>>2];m=+g[j>>2];n=+g[h+8>>2];o=+g[f+16>>2];p=+g[h>>2]+(l*m-n*o)- +g[e>>2];q=m*n+l*o+ +g[h+4>>2]- +g[e+4>>2];o=+g[e+12>>2];l=+g[e+8>>2];n=p*o+q*l;m=o*q+p*(-0.0-l);e=d+12|0;h=c[e>>2]|0;r=c[e+4>>2]|0;l=(c[k>>2]=h,+g[k>>2]);e=r;p=(c[k>>2]=e,+g[k>>2]);s=d+20|0;t=c[s>>2]|0;u=c[s+4>>2]|0;q=(c[k>>2]=t,+g[k>>2]);s=u;o=(c[k>>2]=s,+g[k>>2]);v=q-l;w=o-p;x=v*(q-n)+w*(o-m);y=n-l;z=m-p;A=y*v+z*w;B=+g[d+8>>2]+ +g[f+8>>2];if(A<=0.0){if(y*y+z*z>B*B){return}do{if((a[d+44|0]&1)!=0){f=d+28|0;if((l-n)*(l- +g[f>>2])+(p-m)*(p- +g[f+4>>2])<=0.0){break}return}}while(0);c[i>>2]=1;c[b+56>>2]=0;g[b+40>>2]=0.0;g[b+44>>2]=0.0;f=b+48|0;c[f>>2]=h&-1;c[f+4>>2]=e|r&0;f=b+16|0;c[f>>2]=0;C=f;a[f]=0;a[C+1|0]=0;a[C+2|0]=0;a[C+3|0]=0;C=j;f=b;D=c[C+4>>2]|0;c[f>>2]=c[C>>2];c[f+4>>2]=D;return}if(x<=0.0){E=n-q;F=m-o;if(E*E+F*F>B*B){return}do{if((a[d+45|0]&1)!=0){D=d+36|0;if(E*(+g[D>>2]-q)+F*(+g[D+4>>2]-o)<=0.0){break}return}}while(0);c[i>>2]=1;c[b+56>>2]=0;g[b+40>>2]=0.0;g[b+44>>2]=0.0;d=b+48|0;c[d>>2]=t&-1;c[d+4>>2]=s|u&0;u=b+16|0;c[u>>2]=0;s=u;a[u]=1;a[s+1|0]=0;a[s+2|0]=0;a[s+3|0]=0;s=j;u=b;d=c[s+4>>2]|0;c[u>>2]=c[s>>2];c[u+4>>2]=d;return}F=v*v+w*w;if(F<=0.0){ba(12984,127,18976,12968)}E=1.0/F;F=n-(l*x+q*A)*E;q=m-(p*x+o*A)*E;if(F*F+q*q>B*B){return}B=-0.0-w;if(v*z+y*B<0.0){G=w;H=-0.0-v}else{G=B;H=v}v=+P(+(H*H+G*G));if(v<1.1920928955078125e-7){I=G;J=H}else{B=1.0/v;I=G*B;J=H*B}c[i>>2]=1;c[b+56>>2]=1;i=b+40|0;B=+J;g[i>>2]=I;g[i+4>>2]=B;i=b+48|0;c[i>>2]=h&-1;c[i+4>>2]=e|r&0;r=b+16|0;c[r>>2]=0;e=r;a[r]=0;a[e+1|0]=0;a[e+2|0]=1;a[e+3|0]=0;e=j;j=b;b=c[e+4>>2]|0;c[j>>2]=c[e>>2];c[j+4>>2]=b;return}function b7(b,d,e,f,h,j){b=b|0;d=d|0;e=e|0;f=f|0;h=h|0;j=j|0;var l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,Q=0,R=0,S=0,T=0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0.0,ab=0,ac=0.0,ad=0.0,ae=0,af=0.0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0.0,av=0,aw=0,ax=0,ay=0,az=0,aA=0,aB=0,aC=0,aD=0,aE=0,aF=0.0,aG=0.0,aH=0.0,aI=0.0,aJ=0,aK=0,aL=0,aM=0,aN=0,aO=0,aP=0,aQ=0,aR=0,aS=0,aT=0,aU=0.0,aV=0,aW=0,aX=0.0;l=i;i=i+40|0;m=l|0;n=l+16|0;o=n|0;p=n;q=i;i=i+24|0;r=i;i=i+24|0;s=r|0;t=r;u=b+132|0;v=+g[f+12>>2];w=+g[j+8>>2];x=+g[f+8>>2];y=+g[j+12>>2];z=v*w-x*y;A=w*x+v*y;y=+z;w=+A;B=+g[j>>2]- +g[f>>2];C=+g[j+4>>2]- +g[f+4>>2];D=v*B+x*C;E=B*(-0.0-x)+v*C;C=+E;f=u;g[f>>2]=D;g[f+4>>2]=C;f=b+140|0;g[f>>2]=y;g[f+4>>2]=w;f=b+144|0;w=+g[h+12>>2];j=b+140|0;y=+g[h+16>>2];F=u|0;C=D+(A*w-z*y);u=b+136|0;D=w*z+A*y+E;G=b+148|0;E=+D;g[G>>2]=C;g[G+4>>2]=E;G=e+28|0;H=b+156|0;I=c[G>>2]|0;J=c[G+4>>2]|0;c[H>>2]=I;c[H+4>>2]=J;H=e+12|0;G=b+164|0;K=c[H>>2]|0;L=c[H+4>>2]|0;c[G>>2]=K;c[G+4>>2]=L;H=e+20|0;M=b+172|0;N=c[H>>2]|0;O=c[H+4>>2]|0;c[M>>2]=N;c[M+4>>2]=O;H=e+36|0;Q=b+180|0;R=c[H>>2]|0;S=c[H+4>>2]|0;c[Q>>2]=R;c[Q+4>>2]=S;Q=a[e+44|0]&1;H=Q<<24>>24!=0;T=a[e+45|0]|0;e=(T&1)!=0;E=(c[k>>2]=N,+g[k>>2]);y=(c[k>>2]=K,+g[k>>2]);A=E-y;z=(c[k>>2]=O,+g[k>>2]);O=b+168|0;w=(c[k>>2]=L,+g[k>>2]);v=z-w;x=+P(+(A*A+v*v));B=(c[k>>2]=I,+g[k>>2]);U=(c[k>>2]=J,+g[k>>2]);V=(c[k>>2]=R,+g[k>>2]);W=(c[k>>2]=S,+g[k>>2]);if(x<1.1920928955078125e-7){X=A;Y=v}else{Z=1.0/x;X=A*Z;Y=v*Z}S=b+196|0;Z=-0.0-X;R=S|0;g[R>>2]=Y;J=b+200|0;g[J>>2]=Z;v=(C-y)*Y+(D-w)*Z;if(H){Z=y-B;y=w-U;w=+P(+(Z*Z+y*y));if(w<1.1920928955078125e-7){_=Z;$=y}else{A=1.0/w;_=Z*A;$=y*A}A=-0.0-_;g[b+188>>2]=$;g[b+192>>2]=A;aa=(C-B)*$+(D-U)*A;ab=Y*_-X*$>=0.0}else{aa=0.0;ab=0}L93:do{if(e){$=V-E;_=W-z;A=+P(+($*$+_*_));if(A<1.1920928955078125e-7){ac=$;ad=_}else{U=1.0/A;ac=$*U;ad=_*U}U=-0.0-ac;I=b+204|0;g[I>>2]=ad;L=b+208|0;g[L>>2]=U;K=X*ad-Y*ac>0.0;_=(C-E)*ad+(D-z)*U;if((Q&T)<<24>>24==0){ae=K;af=_;ag=100;break}if(ab&K){do{if(aa<0.0&v<0.0){N=_>=0.0;a[b+248|0]=N&1;ah=b+212|0;if(N){ai=ah;break}N=ah;U=+(-0.0-Y);$=+X;g[N>>2]=U;g[N+4>>2]=$;N=b+228|0;g[N>>2]=U;g[N+4>>2]=$;N=b+236|0;g[N>>2]=U;g[N+4>>2]=$;break L93}else{a[b+248|0]=1;ai=b+212|0}}while(0);N=S;ah=ai;aj=c[N+4>>2]|0;c[ah>>2]=c[N>>2];c[ah+4>>2]=aj;aj=b+188|0;ah=b+228|0;N=c[aj+4>>2]|0;c[ah>>2]=c[aj>>2];c[ah+4>>2]=N;N=b+204|0;ah=b+236|0;aj=c[N+4>>2]|0;c[ah>>2]=c[N>>2];c[ah+4>>2]=aj;break}if(ab){do{if(aa<0.0){if(v<0.0){a[b+248|0]=0;ak=b+212|0}else{aj=_>=0.0;a[b+248|0]=aj&1;ah=b+212|0;if(aj){al=ah;break}else{ak=ah}}ah=ak;$=+X;g[ah>>2]=-0.0-Y;g[ah+4>>2]=$;ah=b+228|0;$=+(-0.0- +g[L>>2]);g[ah>>2]=-0.0- +g[I>>2];g[ah+4>>2]=$;ah=b+236|0;$=+(-0.0- +g[J>>2]);g[ah>>2]=-0.0- +g[R>>2];g[ah+4>>2]=$;break L93}else{a[b+248|0]=1;al=b+212|0}}while(0);ah=S;aj=al;N=c[ah+4>>2]|0;c[aj>>2]=c[ah>>2];c[aj+4>>2]=N;N=b+188|0;aj=b+228|0;am=c[N+4>>2]|0;c[aj>>2]=c[N>>2];c[aj+4>>2]=am;am=b+236|0;aj=c[ah+4>>2]|0;c[am>>2]=c[ah>>2];c[am+4>>2]=aj;break}if(!K){do{if(aa<0.0|v<0.0){a[b+248|0]=0;an=b+212|0}else{aj=_>=0.0;a[b+248|0]=aj&1;am=b+212|0;if(!aj){an=am;break}aj=S;ah=am;am=c[aj>>2]|0;N=c[aj+4>>2]|0;c[ah>>2]=am;c[ah+4>>2]=N;ah=b+228|0;c[ah>>2]=am;c[ah+4>>2]=N;ah=b+236|0;c[ah>>2]=am;c[ah+4>>2]=N;break L93}}while(0);K=an;$=+X;g[K>>2]=-0.0-Y;g[K+4>>2]=$;K=b+228|0;$=+(-0.0- +g[L>>2]);g[K>>2]=-0.0- +g[I>>2];g[K+4>>2]=$;K=b+236|0;$=+(-0.0- +g[b+192>>2]);g[K>>2]=-0.0- +g[b+188>>2];g[K+4>>2]=$;break}do{if(_<0.0){if(aa<0.0){a[b+248|0]=0;ao=b+212|0}else{K=v>=0.0;a[b+248|0]=K&1;N=b+212|0;if(K){ap=N;break}else{ao=N}}N=ao;$=+X;g[N>>2]=-0.0-Y;g[N+4>>2]=$;N=b+228|0;$=+(-0.0- +g[J>>2]);g[N>>2]=-0.0- +g[R>>2];g[N+4>>2]=$;N=b+236|0;$=+(-0.0- +g[b+192>>2]);g[N>>2]=-0.0- +g[b+188>>2];g[N+4>>2]=$;break L93}else{a[b+248|0]=1;ap=b+212|0}}while(0);I=S;L=ap;N=c[I+4>>2]|0;c[L>>2]=c[I>>2];c[L+4>>2]=N;N=b+228|0;L=c[I+4>>2]|0;c[N>>2]=c[I>>2];c[N+4>>2]=L;L=b+204|0;N=b+236|0;I=c[L+4>>2]|0;c[N>>2]=c[L>>2];c[N+4>>2]=I}else{ae=0;af=0.0;ag=100}}while(0);L134:do{if((ag|0)==100){if(H){ap=aa>=0.0;if(ab){do{if(ap){a[b+248|0]=1;aq=b+212|0}else{ao=v>=0.0;a[b+248|0]=ao&1;an=b+212|0;if(ao){aq=an;break}ao=an;an=0;z=+X;c[ao>>2]=an|(g[k>>2]=-0.0-Y,c[k>>2]|0);g[ao+4>>2]=z;ao=S;al=b+228|0;ak=c[ao>>2]|0;ai=c[ao+4>>2]|0;c[al>>2]=ak;c[al+4>>2]=ai;ai=b+236|0;c[ai>>2]=an|(g[k>>2]=-0.0-(c[k>>2]=ak,+g[k>>2]),c[k>>2]|0);g[ai+4>>2]=z;break L134}}while(0);ai=S;ak=aq;an=c[ai+4>>2]|0;c[ak>>2]=c[ai>>2];c[ak+4>>2]=an;an=b+188|0;ak=b+228|0;ai=c[an+4>>2]|0;c[ak>>2]=c[an>>2];c[ak+4>>2]=ai;ai=b+236|0;z=+(-0.0- +g[J>>2]);g[ai>>2]=-0.0- +g[R>>2];g[ai+4>>2]=z;break}else{do{if(ap){ai=v>=0.0;a[b+248|0]=ai&1;ak=b+212|0;if(!ai){ar=ak;break}ai=S;an=ak;ak=c[ai>>2]|0;al=c[ai+4>>2]|0;c[an>>2]=ak;c[an+4>>2]=al;an=b+228|0;c[an>>2]=ak;c[an+4>>2]=al;al=b+236|0;z=+X;g[al>>2]=-0.0-(c[k>>2]=ak,+g[k>>2]);g[al+4>>2]=z;break L134}else{a[b+248|0]=0;ar=b+212|0}}while(0);ap=ar;z=+X;g[ap>>2]=-0.0-Y;g[ap+4>>2]=z;ap=S;al=b+228|0;ak=c[ap+4>>2]|0;c[al>>2]=c[ap>>2];c[al+4>>2]=ak;ak=b+236|0;z=+(-0.0- +g[b+192>>2]);g[ak>>2]=-0.0- +g[b+188>>2];g[ak+4>>2]=z;break}}ak=v>=0.0;if(!e){a[b+248|0]=ak&1;al=b+212|0;if(ak){ap=S;an=al;ai=c[ap>>2]|0;ao=c[ap+4>>2]|0;c[an>>2]=ai;c[an+4>>2]=ao;ao=b+228|0;z=+(-0.0-(c[k>>2]=ai,+g[k>>2]));D=+X;g[ao>>2]=z;g[ao+4>>2]=D;ao=b+236|0;g[ao>>2]=z;g[ao+4>>2]=D;break}else{ao=al;D=+X;g[ao>>2]=-0.0-Y;g[ao+4>>2]=D;ao=S;al=b+228|0;ai=c[ao>>2]|0;an=c[ao+4>>2]|0;c[al>>2]=ai;c[al+4>>2]=an;al=b+236|0;c[al>>2]=ai;c[al+4>>2]=an;break}}if(ae){do{if(ak){a[b+248|0]=1;as=b+212|0}else{an=af>=0.0;a[b+248|0]=an&1;al=b+212|0;if(an){as=al;break}an=al;D=+(-0.0-Y);z=+X;g[an>>2]=D;g[an+4>>2]=z;an=b+228|0;g[an>>2]=D;g[an+4>>2]=z;an=S;al=b+236|0;ai=c[an+4>>2]|0;c[al>>2]=c[an>>2];c[al+4>>2]=ai;break L134}}while(0);ai=S;al=as;an=c[ai+4>>2]|0;c[al>>2]=c[ai>>2];c[al+4>>2]=an;an=b+228|0;z=+(-0.0- +g[J>>2]);g[an>>2]=-0.0- +g[R>>2];g[an+4>>2]=z;an=b+204|0;al=b+236|0;ai=c[an+4>>2]|0;c[al>>2]=c[an>>2];c[al+4>>2]=ai;break}else{do{if(ak){ai=af>=0.0;a[b+248|0]=ai&1;al=b+212|0;if(!ai){at=al;break}ai=S;an=al;al=c[ai>>2]|0;ao=c[ai+4>>2]|0;c[an>>2]=al;c[an+4>>2]=ao;an=b+228|0;z=+X;g[an>>2]=-0.0-(c[k>>2]=al,+g[k>>2]);g[an+4>>2]=z;an=b+236|0;c[an>>2]=al;c[an+4>>2]=ao;break L134}else{a[b+248|0]=0;at=b+212|0}}while(0);ak=at;z=+X;g[ak>>2]=-0.0-Y;g[ak+4>>2]=z;ak=b+228|0;z=+(-0.0- +g[b+208>>2]);g[ak>>2]=-0.0- +g[b+204>>2];g[ak+4>>2]=z;ak=S;ao=b+236|0;an=c[ak+4>>2]|0;c[ao>>2]=c[ak>>2];c[ao+4>>2]=an;break}}}while(0);at=h+148|0;as=b+128|0;c[as>>2]=c[at>>2];if((c[at>>2]|0)>0){ae=0;do{Y=+g[f>>2];X=+g[h+20+(ae<<3)>>2];af=+g[j>>2];v=+g[h+20+(ae<<3)+4>>2];e=b+(ae<<3)|0;aa=+(X*af+Y*v+ +g[u>>2]);g[e>>2]=+g[F>>2]+(Y*X-af*v);g[e+4>>2]=aa;aa=+g[f>>2];v=+g[h+84+(ae<<3)>>2];af=+g[j>>2];X=+g[h+84+(ae<<3)+4>>2];e=b+64+(ae<<3)|0;Y=+(v*af+aa*X);g[e>>2]=aa*v-af*X;g[e+4>>2]=Y;ae=ae+1|0;}while((ae|0)<(c[at>>2]|0))}at=b+244|0;g[at>>2]=.019999999552965164;ae=d+60|0;c[ae>>2]=0;e=b+248|0;ar=c[as>>2]|0;if((ar|0)>0){Y=+g[b+164>>2];X=+g[O>>2];af=+g[b+212>>2];v=+g[b+216>>2];O=0;aa=3.4028234663852886e+38;while(1){z=af*(+g[b+(O<<3)>>2]-Y)+v*(+g[b+(O<<3)+4>>2]-X);D=z<aa?z:aa;aq=O+1|0;if((aq|0)<(ar|0)){O=aq;aa=D}else{au=D;break}}}else{au=3.4028234663852886e+38}if(au>+g[at>>2]){i=l;return}b8(m,b);O=c[m>>2]|0;do{if((O|0)==0){ag=136}else{aa=+g[m+8>>2];if(aa>+g[at>>2]){i=l;return}if(aa<=au*.9800000190734863+.0010000000474974513){ag=136;break}ar=c[m+4>>2]|0;aq=n;ab=d+56|0;if((O|0)==1){av=aq;aw=ab;ag=138;break}c[ab>>2]=2;ab=c[G>>2]|0;H=c[G+4>>2]|0;c[o>>2]=ab;c[o+4>>2]=H;an=n+8|0;ao=an;a[an]=0;an=ar&255;a[ao+1|0]=an;a[ao+2|0]=0;a[ao+3|0]=1;ao=p+12|0;ak=c[M>>2]|0;al=c[M+4>>2]|0;c[ao>>2]=ak;c[ao+4>>2]=al;ao=p+20|0;ai=ao;a[ao]=0;a[ai+1|0]=an;a[ai+2|0]=0;a[ai+3|0]=1;ai=ar+1|0;ao=(ai|0)<(c[as>>2]|0)?ai:0;ai=b+(ar<<3)|0;ap=b+(ao<<3)|0;T=b+64+(ar<<3)|0;ax=ar;ay=ao&255;az=c[T>>2]|0;aA=c[T+4>>2]|0;aB=c[ap>>2]|0;aC=c[ap+4>>2]|0;aD=c[ai>>2]|0;aE=c[ai+4>>2]|0;aF=(c[k>>2]=ak,+g[k>>2]);aG=(c[k>>2]=ab,+g[k>>2]);aH=(c[k>>2]=al,+g[k>>2]);aI=(c[k>>2]=H,+g[k>>2]);aJ=an;aK=0;aL=aq}}while(0);if((ag|0)==136){av=n;aw=d+56|0;ag=138}do{if((ag|0)==138){c[aw>>2]=1;O=c[as>>2]|0;if((O|0)>1){au=+g[b+216>>2];aa=+g[b+212>>2];m=0;X=aa*+g[b+64>>2]+au*+g[b+68>>2];aq=1;while(1){v=aa*+g[b+64+(aq<<3)>>2]+au*+g[b+64+(aq<<3)+4>>2];an=v<X;H=an?aq:m;al=aq+1|0;if((al|0)<(O|0)){m=H;X=an?v:X;aq=al}else{aM=H;break}}}else{aM=0}aq=aM+1|0;m=(aq|0)<(O|0)?aq:0;aq=b+(aM<<3)|0;H=c[aq>>2]|0;al=c[aq+4>>2]|0;c[o>>2]=H;c[o+4>>2]=al;aq=n+8|0;an=aq;a[aq]=0;aq=aM&255;a[an+1|0]=aq;a[an+2|0]=1;a[an+3|0]=0;an=b+(m<<3)|0;ab=p+12|0;ak=c[an>>2]|0;ai=c[an+4>>2]|0;c[ab>>2]=ak;c[ab+4>>2]=ai;ab=p+20|0;an=ab;a[ab]=0;a[an+1|0]=m&255;a[an+2|0]=1;a[an+3|0]=0;X=(c[k>>2]=H,+g[k>>2]);au=(c[k>>2]=al,+g[k>>2]);aa=(c[k>>2]=ak,+g[k>>2]);v=(c[k>>2]=ai,+g[k>>2]);if((a[e]&1)==0){ax=1;ay=0;az=(g[k>>2]=-0.0- +g[R>>2],c[k>>2]|0);aA=(g[k>>2]=-0.0- +g[J>>2],c[k>>2]|0);aB=c[G>>2]|0;aC=c[G+4>>2]|0;aD=c[M>>2]|0;aE=c[M+4>>2]|0;aF=aa;aG=X;aH=v;aI=au;aJ=aq;aK=1;aL=av;break}else{ai=S;ax=0;ay=1;az=c[ai>>2]|0;aA=c[ai+4>>2]|0;aB=c[M>>2]|0;aC=c[M+4>>2]|0;aD=c[G>>2]|0;aE=c[G+4>>2]|0;aF=aa;aG=X;aH=v;aI=au;aJ=aq;aK=1;aL=av;break}}}while(0);au=(c[k>>2]=az,+g[k>>2]);v=(c[k>>2]=aA,+g[k>>2]);X=(c[k>>2]=aD,+g[k>>2]);aa=(c[k>>2]=aE,+g[k>>2]);Y=-0.0-au;af=X*v+aa*Y;D=-0.0-v;z=(c[k>>2]=aB,+g[k>>2])*D+(c[k>>2]=aC,+g[k>>2])*au;ad=v*aG+aI*Y-af;E=v*aF+aH*Y-af;if(ad>0.0){aN=0}else{aC=q;aB=n;c[aC>>2]=c[aB>>2];c[aC+4>>2]=c[aB+4>>2];c[aC+8>>2]=c[aB+8>>2];aN=1}if(E>0.0){aO=aN}else{aB=q+(aN*12&-1)|0;aC=aL+12|0;c[aB>>2]=c[aC>>2];c[aB+4>>2]=c[aC+4>>2];c[aB+8>>2]=c[aC+8>>2];aO=aN+1|0}if(ad*E<0.0){af=ad/(ad-E);aN=q+(aO*12&-1)|0;E=+(aI+af*(aH-aI));g[aN>>2]=aG+af*(aF-aG);g[aN+4>>2]=E;aN=q+(aO*12&-1)+8|0;aC=aN;a[aN]=ax&255;a[aC+1|0]=aJ;a[aC+2|0]=0;a[aC+3|0]=1;aP=aO+1|0}else{aP=aO}if((aP|0)<2){i=l;return}E=+g[q>>2];aG=+g[q+4>>2];aF=E*D+au*aG-z;aP=q+12|0;af=+g[aP>>2];aI=+g[q+16>>2];aH=af*D+au*aI-z;if(aF>0.0){aQ=0}else{aO=r;aC=q;c[aO>>2]=c[aC>>2];c[aO+4>>2]=c[aC+4>>2];c[aO+8>>2]=c[aC+8>>2];aQ=1}if(aH>0.0){aR=aQ}else{aC=t+(aQ*12&-1)|0;aO=aP;c[aC>>2]=c[aO>>2];c[aC+4>>2]=c[aO+4>>2];c[aC+8>>2]=c[aO+8>>2];aR=aQ+1|0}if(aF*aH<0.0){z=aF/(aF-aH);aQ=t+(aR*12&-1)|0;aH=+(aG+z*(aI-aG));g[aQ>>2]=E+z*(af-E);g[aQ+4>>2]=aH;aQ=t+(aR*12&-1)+8|0;aO=aQ;a[aQ]=ay;a[aO+1|0]=a[q+9|0]|0;a[aO+2|0]=0;a[aO+3|0]=1;aS=aR+1|0}else{aS=aR}if((aS|0)<2){i=l;return}aS=d+40|0;do{if(aK){aR=aS;c[aR>>2]=az;c[aR+4>>2]=aA;aR=d+48|0;c[aR>>2]=aD;c[aR+4>>2]=aE;aH=+g[r>>2];E=+g[t+4>>2];af=+g[at>>2];if(au*(aH-X)+v*(E-aa)>af){aT=0;aU=af}else{af=aH- +g[F>>2];aH=E- +g[u>>2];E=+g[f>>2];z=+g[j>>2];aR=d;aG=+(E*aH+af*(-0.0-z));g[aR>>2]=af*E+aH*z;g[aR+4>>2]=aG;c[d+16>>2]=c[r+8>>2];aT=1;aU=+g[at>>2]}aG=+g[t+12>>2];z=+g[r+16>>2];if(au*(aG-X)+v*(z-aa)>aU){aV=aT;break}aH=aG- +g[F>>2];aG=z- +g[u>>2];z=+g[f>>2];E=+g[j>>2];aR=d+(aT*20&-1)|0;af=+(z*aG+aH*(-0.0-E));g[aR>>2]=aH*z+aG*E;g[aR+4>>2]=af;c[d+(aT*20&-1)+16>>2]=c[t+20>>2];aV=aT+1|0}else{aR=h+84+(ax<<3)|0;aO=aS;q=c[aR+4>>2]|0;c[aO>>2]=c[aR>>2];c[aO+4>>2]=q;q=h+20+(ax<<3)|0;aO=d+48|0;aR=c[q+4>>2]|0;c[aO>>2]=c[q>>2];c[aO+4>>2]=aR;af=+g[at>>2];if(au*(+g[r>>2]-X)+v*(+g[t+4>>2]-aa)>af){aW=0;aX=af}else{aR=d;aO=c[s+4>>2]|0;c[aR>>2]=c[s>>2];c[aR+4>>2]=aO;aO=r+8|0;aR=aO;q=d+16|0;ay=q;a[ay+2|0]=a[aR+3|0]|0;a[ay+3|0]=a[aR+2|0]|0;a[q]=a[aR+1|0]|0;a[ay+1|0]=a[aO]|0;aW=1;aX=+g[at>>2]}aO=t+12|0;if(au*(+g[aO>>2]-X)+v*(+g[r+16>>2]-aa)>aX){aV=aW;break}ay=aO;aO=d+(aW*20&-1)|0;aR=c[ay+4>>2]|0;c[aO>>2]=c[ay>>2];c[aO+4>>2]=aR;aR=t+20|0;aO=aR;ay=d+(aW*20&-1)+16|0;q=ay;a[q+2|0]=a[aO+3|0]|0;a[q+3|0]=a[aO+2|0]|0;a[ay]=a[aO+1|0]|0;a[q+1|0]=a[aR]|0;aV=aW+1|0}}while(0);c[ae>>2]=aV;i=l;return}function b8(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0.0,i=0.0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0,p=0,q=0,r=0,s=0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0,D=0.0,E=0;d=a|0;c[d>>2]=0;e=a+4|0;c[e>>2]=-1;f=a+8|0;g[f>>2]=-3.4028234663852886e+38;h=+g[b+216>>2];i=+g[b+212>>2];a=c[b+128>>2]|0;if((a|0)<=0){return}j=+g[b+164>>2];k=+g[b+168>>2];l=+g[b+172>>2];m=+g[b+176>>2];n=+g[b+244>>2];o=b+228|0;p=b+232|0;q=b+236|0;r=b+240|0;s=0;t=-3.4028234663852886e+38;while(1){u=+g[b+64+(s<<3)>>2];v=-0.0-u;w=-0.0- +g[b+64+(s<<3)+4>>2];x=+g[b+(s<<3)>>2];y=+g[b+(s<<3)+4>>2];z=(x-j)*v+(y-k)*w;A=(x-l)*v+(y-m)*w;B=z<A?z:A;if(B>n){break}if(h*u+i*w<0.0){if((v- +g[o>>2])*i+(w- +g[p>>2])*h>=-.03490658849477768&B>t){C=182}else{D=t}}else{if((v- +g[q>>2])*i+(w- +g[r>>2])*h>=-.03490658849477768&B>t){C=182}else{D=t}}if((C|0)==182){C=0;c[d>>2]=2;c[e>>2]=s;g[f>>2]=B;D=B}E=s+1|0;if((E|0)<(a|0)){s=E;t=D}else{C=186;break}}if((C|0)==186){return}c[d>>2]=2;c[e>>2]=s;g[f>>2]=B;return}function b9(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,i=0.0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0,t=0,u=0,v=0,w=0,x=0,y=0.0,z=0,A=0.0,B=0;h=c[b+148>>2]|0;i=+g[f+12>>2];j=+g[e+12>>2];k=+g[f+8>>2];l=+g[e+16>>2];m=+g[d+12>>2];n=+g[b+12>>2];o=+g[d+8>>2];p=+g[b+16>>2];q=+g[f>>2]+(i*j-k*l)-(+g[d>>2]+(m*n-o*p));r=j*k+i*l+ +g[f+4>>2]-(n*o+m*p+ +g[d+4>>2]);p=m*q+o*r;n=m*r+q*(-0.0-o);if((h|0)>0){s=0;o=-3.4028234663852886e+38;t=0;while(1){q=p*+g[b+84+(s<<3)>>2]+n*+g[b+84+(s<<3)+4>>2];u=q>o;v=u?s:t;w=s+1|0;if((w|0)<(h|0)){s=w;o=u?q:o;t=v}else{x=v;break}}}else{x=0}o=+cb(b,d,x,e,f);t=((x|0)>0?x:h)-1|0;n=+cb(b,d,t,e,f);s=x+1|0;v=(s|0)<(h|0)?s:0;p=+cb(b,d,v,e,f);if(n>o&n>p){q=n;s=t;while(1){t=((s|0)>0?s:h)-1|0;n=+cb(b,d,t,e,f);if(n>q){q=n;s=t}else{y=q;z=s;break}}c[a>>2]=z;return+y}if(p>o){A=p;B=v}else{y=o;z=x;c[a>>2]=z;return+y}while(1){x=B+1|0;v=(x|0)<(h|0)?x:0;o=+cb(b,d,v,e,f);if(o>A){A=o;B=v}else{y=A;z=B;break}}c[a>>2]=z;return+y}function ca(b,d,e,f,h){b=b|0;d=d|0;e=e|0;f=f|0;h=h|0;var j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0,B=0,C=0,D=0,E=0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0,O=0,Q=0.0,R=0.0,S=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0;j=i;i=i+40|0;k=j|0;l=j+8|0;m=j+16|0;n=m|0;o=i;i=i+24|0;p=i;i=i+24|0;q=b+60|0;c[q>>2]=0;r=+g[d+8>>2]+ +g[f+8>>2];c[k>>2]=0;s=+b9(k,d,e,f,h);if(s>r){i=j;return}c[l>>2]=0;t=+b9(l,f,h,d,e);if(t>r){i=j;return}if(t>s*.9800000190734863+.0010000000474974513){s=+g[h>>2];t=+g[h+4>>2];u=+g[h+8>>2];v=+g[h+12>>2];w=+g[e>>2];x=+g[e+4>>2];y=+g[e+8>>2];z=+g[e+12>>2];A=c[l>>2]|0;c[b+56>>2]=2;B=f;C=d;D=A;E=1;F=w;G=x;H=y;I=z;J=s;K=t;L=u;M=v}else{v=+g[e>>2];u=+g[e+4>>2];t=+g[e+8>>2];s=+g[e+12>>2];z=+g[h>>2];y=+g[h+4>>2];x=+g[h+8>>2];w=+g[h+12>>2];h=c[k>>2]|0;c[b+56>>2]=1;B=d;C=f;D=h;E=0;F=z;G=y;H=x;I=w;J=v;K=u;L=t;M=s}h=m;f=c[C+148>>2]|0;if((D|0)<=-1){ba(10264,151,18656,11704)}d=c[B+148>>2]|0;if((d|0)<=(D|0)){ba(10264,151,18656,11704)}s=+g[B+84+(D<<3)>>2];t=+g[B+84+(D<<3)+4>>2];u=M*s-L*t;v=L*s+M*t;t=I*u+H*v;s=-0.0-H;w=I*v+u*s;if((f|0)>0){k=0;u=3.4028234663852886e+38;e=0;while(1){v=t*+g[C+84+(k<<3)>>2]+w*+g[C+84+(k<<3)+4>>2];A=v<u;l=A?k:e;N=k+1|0;if((N|0)<(f|0)){k=N;u=A?v:u;e=l}else{O=l;break}}}else{O=0}e=O+1|0;k=(e|0)<(f|0)?e:0;u=+g[C+20+(O<<3)>>2];w=+g[C+20+(O<<3)+4>>2];t=F+(I*u-H*w);v=G+(H*u+I*w);w=+v;g[n>>2]=t;g[n+4>>2]=w;n=D&255;e=m+8|0;f=e;a[e]=n;e=O&255;a[f+1|0]=e;a[f+2|0]=1;a[f+3|0]=0;f=h+12|0;w=+g[C+20+(k<<3)>>2];u=+g[C+20+(k<<3)+4>>2];x=F+(I*w-H*u);y=G+(H*w+I*u);C=f;u=+y;g[C>>2]=x;g[C+4>>2]=u;C=h+20|0;h=C;a[C]=n;a[h+1|0]=k&255;a[h+2|0]=1;a[h+3|0]=0;h=D+1|0;k=(h|0)<(d|0)?h:0;h=B+20+(D<<3)|0;u=+g[h>>2];w=+g[h+4>>2];h=B+20+(k<<3)|0;z=+g[h>>2];Q=+g[h+4>>2];R=z-u;S=Q-w;T=+P(+(R*R+S*S));if(T<1.1920928955078125e-7){U=R;V=S}else{W=1.0/T;U=R*W;V=S*W}W=M*U-L*V;S=M*V+L*U;R=W*-1.0;T=J+(M*u-L*w);X=K+(L*u+M*w);Y=T*S+X*R;Z=r-(T*W+X*S);X=r+((J+(M*z-L*Q))*W+(K+(L*z+M*Q))*S);M=-0.0-W;L=-0.0-S;K=t*M+v*L-Z;J=x*M+y*L-Z;if(K>0.0){_=0}else{h=o;B=m;c[h>>2]=c[B>>2];c[h+4>>2]=c[B+4>>2];c[h+8>>2]=c[B+8>>2];_=1}if(J>0.0){$=_}else{B=o+(_*12&-1)|0;h=f;c[B>>2]=c[h>>2];c[B+4>>2]=c[h+4>>2];c[B+8>>2]=c[h+8>>2];$=_+1|0}if(K*J<0.0){Z=K/(K-J);_=o+($*12&-1)|0;J=+(v+Z*(y-v));g[_>>2]=t+Z*(x-t);g[_+4>>2]=J;_=o+($*12&-1)+8|0;h=_;a[_]=n;a[h+1|0]=e;a[h+2|0]=0;a[h+3|0]=1;aa=$+1|0}else{aa=$}if((aa|0)<2){i=j;return}J=+g[o>>2];t=+g[o+4>>2];x=W*J+S*t-X;aa=o+12|0;Z=+g[aa>>2];v=+g[o+16>>2];y=W*Z+S*v-X;if(x>0.0){ab=0}else{$=p;h=o;c[$>>2]=c[h>>2];c[$+4>>2]=c[h+4>>2];c[$+8>>2]=c[h+8>>2];ab=1}if(y>0.0){ac=ab}else{h=p+(ab*12&-1)|0;$=aa;c[h>>2]=c[$>>2];c[h+4>>2]=c[$+4>>2];c[h+8>>2]=c[$+8>>2];ac=ab+1|0}if(x*y<0.0){X=x/(x-y);ab=p+(ac*12&-1)|0;y=+(t+X*(v-t));g[ab>>2]=J+X*(Z-J);g[ab+4>>2]=y;ab=p+(ac*12&-1)+8|0;$=ab;a[ab]=k&255;a[$+1|0]=a[o+9|0]|0;a[$+2|0]=0;a[$+3|0]=1;ad=ac+1|0}else{ad=ac}if((ad|0)<2){i=j;return}ad=b+40|0;y=+(U*-1.0);g[ad>>2]=V;g[ad+4>>2]=y;ad=b+48|0;y=+((w+Q)*.5);g[ad>>2]=(u+z)*.5;g[ad+4>>2]=y;y=+g[p>>2];z=+g[p+4>>2];ad=S*y+R*z-Y>r;do{if(E<<24>>24==0){if(ad){ae=0}else{u=y-F;Q=z-G;ac=b;w=+(u*s+I*Q);g[ac>>2]=I*u+H*Q;g[ac+4>>2]=w;c[b+16>>2]=c[p+8>>2];ae=1}w=+g[p+12>>2];Q=+g[p+16>>2];if(S*w+R*Q-Y>r){af=ae;break}u=w-F;w=Q-G;ac=b+(ae*20&-1)|0;Q=+(u*s+I*w);g[ac>>2]=I*u+H*w;g[ac+4>>2]=Q;c[b+(ae*20&-1)+16>>2]=c[p+20>>2];af=ae+1|0}else{if(ad){ag=0}else{Q=y-F;w=z-G;ac=b;u=+(Q*s+I*w);g[ac>>2]=I*Q+H*w;g[ac+4>>2]=u;ac=b+16|0;$=c[p+8>>2]|0;c[ac>>2]=$;o=ac;a[ac]=$>>>8&255;a[o+1|0]=$&255;a[o+2|0]=$>>>24&255;a[o+3|0]=$>>>16&255;ag=1}u=+g[p+12>>2];w=+g[p+16>>2];if(S*u+R*w-Y>r){af=ag;break}Q=u-F;u=w-G;$=b+(ag*20&-1)|0;w=+(Q*s+I*u);g[$>>2]=I*Q+H*u;g[$+4>>2]=w;$=b+(ag*20&-1)+16|0;o=c[p+20>>2]|0;c[$>>2]=o;ac=$;a[$]=o>>>8&255;a[ac+1|0]=o&255;a[ac+2|0]=o>>>24&255;a[ac+3|0]=o>>>16&255;af=ag+1|0}}while(0);c[q>>2]=af;i=j;return}function cb(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,i=0.0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0,r=0.0,s=0,t=0.0,u=0,v=0,w=0,x=0;h=c[e+148>>2]|0;if((d|0)<=-1){ba(10264,32,18800,11704);return 0.0}if((c[a+148>>2]|0)<=(d|0)){ba(10264,32,18800,11704);return 0.0}i=+g[b+12>>2];j=+g[a+84+(d<<3)>>2];k=+g[b+8>>2];l=+g[a+84+(d<<3)+4>>2];m=i*j-k*l;n=j*k+i*l;l=+g[f+12>>2];j=+g[f+8>>2];o=l*m+j*n;p=l*n+m*(-0.0-j);if((h|0)>0){q=0;r=3.4028234663852886e+38;s=0;while(1){t=o*+g[e+20+(q<<3)>>2]+p*+g[e+20+(q<<3)+4>>2];u=t<r;v=u?q:s;w=q+1|0;if((w|0)<(h|0)){q=w;r=u?t:r;s=v}else{x=v;break}}}else{x=0}r=+g[a+20+(d<<3)>>2];p=+g[a+20+(d<<3)+4>>2];o=+g[e+20+(x<<3)>>2];t=+g[e+20+(x<<3)+4>>2];return+(m*(+g[f>>2]+(l*o-j*t)-(+g[b>>2]+(i*r-k*p)))+n*(o*j+l*t+ +g[f+4>>2]-(r*k+i*p+ +g[b+4>>2])))}function cc(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,h=0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0,q=0,r=0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0,y=0.0,z=0.0,A=0.0,B=0.0;e=i;i=i+8|0;f=e|0;h=d;j=+g[h>>2];k=+g[d+8>>2]-j;l=+g[d+12>>2]- +g[d+4>>2];m=+g[h+4>>2];if(k>0.0){n=k}else{n=-0.0-k}if(l>0.0){o=l}else{o=-0.0-l}h=a|0;p=a+8|0;a=f;q=f+4|0;do{if(n<1.1920928955078125e-7){if(j<+g[h>>2]){r=0;i=e;return r|0}if(+g[p>>2]<j){r=0}else{s=3.4028234663852886e+38;t=-3.4028234663852886e+38;break}i=e;return r|0}else{u=1.0/k;v=u*(+g[h>>2]-j);w=u*(+g[p>>2]-j);x=v>w;u=x?w:v;y=x?v:w;if(u>-3.4028234663852886e+38){g[q>>2]=0.0;g[a>>2]=x?1.0:-1.0;z=u}else{z=-3.4028234663852886e+38}u=y>3.4028234663852886e+38?3.4028234663852886e+38:y;if(z>u){r=0}else{s=u;t=z;break}i=e;return r|0}}while(0);do{if(o<1.1920928955078125e-7){if(m<+g[h+4>>2]){r=0;i=e;return r|0}if(+g[p+4>>2]<m){r=0}else{A=t;break}i=e;return r|0}else{z=1.0/l;j=z*(+g[h+4>>2]-m);k=z*(+g[p+4>>2]-m);q=j>k;z=q?k:j;n=q?j:k;if(z>t){g[a>>2]=0.0;g[a+4>>2]=q?1.0:-1.0;B=z}else{B=t}if(B>(s<n?s:n)){r=0}else{A=B;break}i=e;return r|0}}while(0);if(A<0.0){r=0;i=e;return r|0}if(+g[d+16>>2]<A){r=0;i=e;return r|0}g[b+8>>2]=A;d=b;b=c[f+4>>2]|0;c[d>>2]=c[f>>2];c[d+4>>2]=b;r=1;i=e;return r|0}function cd(a,b,d,e,f,h){a=a|0;b=b|0;d=d|0;e=+e;f=f|0;h=+h;var i=0,j=0,k=0,l=0,m=0.0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0,v=0.0,w=0.0,x=0.0,y=0.0,z=0,A=0,B=0,C=0,D=0,E=0.0,F=0.0;i=b+60|0;if((c[i>>2]|0)==0){return}j=c[b+56>>2]|0;if((j|0)==0){k=a|0;g[k>>2]=1.0;l=a+4|0;g[l>>2]=0.0;m=+g[d+12>>2];n=+g[b+48>>2];o=+g[d+8>>2];p=+g[b+52>>2];q=+g[d>>2]+(m*n-o*p);r=n*o+m*p+ +g[d+4>>2];p=+g[f+12>>2];m=+g[b>>2];o=+g[f+8>>2];n=+g[b+4>>2];s=+g[f>>2]+(p*m-o*n);t=m*o+p*n+ +g[f+4>>2];n=q-s;p=r-t;do{if(n*n+p*p>1.4210854715202004e-14){o=s-q;m=t-r;u=a;v=+m;g[u>>2]=o;g[u+4>>2]=v;v=+P(+(o*o+m*m));if(v<1.1920928955078125e-7){w=o;x=m;break}y=1.0/v;v=o*y;g[k>>2]=v;o=m*y;g[l>>2]=o;w=v;x=o}else{w=1.0;x=0.0}}while(0);l=a+8|0;p=+((r+x*e+(t-x*h))*.5);g[l>>2]=(q+w*e+(s-w*h))*.5;g[l+4>>2]=p;return}else if((j|0)==1){l=d+12|0;p=+g[l>>2];w=+g[b+40>>2];k=d+8|0;s=+g[k>>2];q=+g[b+44>>2];x=p*w-s*q;t=w*s+p*q;u=a;q=+t;g[u>>2]=x;g[u+4>>2]=q;q=+g[l>>2];p=+g[b+48>>2];s=+g[k>>2];w=+g[b+52>>2];r=+g[d>>2]+(q*p-s*w);n=p*s+q*w+ +g[d+4>>2];if((c[i>>2]|0)<=0){return}k=f+12|0;l=f+8|0;u=f|0;z=f+4|0;A=a|0;B=a+4|0;C=0;w=x;x=t;while(1){t=+g[k>>2];q=+g[b+(C*20&-1)>>2];s=+g[l>>2];p=+g[b+(C*20&-1)+4>>2];o=+g[u>>2]+(t*q-s*p);v=q*s+t*p+ +g[z>>2];p=e-(w*(o-r)+(v-n)*x);D=a+8+(C<<3)|0;t=+((v-x*h+(v+x*p))*.5);g[D>>2]=(o-w*h+(o+w*p))*.5;g[D+4>>2]=t;D=C+1|0;if((D|0)>=(c[i>>2]|0)){break}C=D;w=+g[A>>2];x=+g[B>>2]}return}else if((j|0)==2){j=f+12|0;x=+g[j>>2];w=+g[b+40>>2];B=f+8|0;n=+g[B>>2];r=+g[b+44>>2];t=x*w-n*r;p=w*n+x*r;A=a;r=+p;g[A>>2]=t;g[A+4>>2]=r;r=+g[j>>2];x=+g[b+48>>2];n=+g[B>>2];w=+g[b+52>>2];o=+g[f>>2]+(r*x-n*w);v=x*n+r*w+ +g[f+4>>2];if((c[i>>2]|0)>0){f=d+12|0;B=d+8|0;j=d|0;C=d+4|0;d=a|0;z=a+4|0;u=0;w=t;r=p;while(1){n=+g[f>>2];x=+g[b+(u*20&-1)>>2];s=+g[B>>2];q=+g[b+(u*20&-1)+4>>2];y=+g[j>>2]+(n*x-s*q);m=x*s+n*q+ +g[C>>2];q=h-(w*(y-o)+(m-v)*r);l=a+8+(u<<3)|0;n=+((m-r*e+(m+r*q))*.5);g[l>>2]=(y-w*e+(y+w*q))*.5;g[l+4>>2]=n;l=u+1|0;n=+g[d>>2];q=+g[z>>2];if((l|0)<(c[i>>2]|0)){u=l;w=n;r=q}else{E=n;F=q;break}}}else{E=t;F=p}p=+(-0.0-F);g[A>>2]=-0.0-E;g[A+4>>2]=p;return}else{return}}function ce(a){a=a|0;var b=0,d=0.0,e=0.0,f=0,h=0.0,i=0.0,j=0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0;b=a+16|0;d=+g[b>>2];e=+g[b+4>>2];b=a+36|0;f=a+52|0;h=+g[f>>2];i=+g[f+4>>2];f=a+72|0;j=a+88|0;k=+g[j>>2];l=+g[j+4>>2];m=h-d;n=i-e;o=d*m+e*n;p=h*m+i*n;q=k-d;r=l-e;s=d*q+e*r;t=k*q+l*r;u=k-h;v=l-i;w=h*u+i*v;x=k*u+l*v;v=m*r-n*q;q=(h*l-i*k)*v;n=(e*k-d*l)*v;l=(d*i-e*h)*v;if(!(o<-0.0|s<-0.0)){g[a+24>>2]=1.0;c[a+108>>2]=1;return}if(!(o>=-0.0|p<=0.0|l>0.0)){v=1.0/(p-o);g[a+24>>2]=p*v;g[a+60>>2]=v*(-0.0-o);c[a+108>>2]=2;return}if(!(s>=-0.0|t<=0.0|n>0.0)){o=1.0/(t-s);g[a+24>>2]=t*o;g[a+96>>2]=o*(-0.0-s);c[a+108>>2]=2;j=b;y=f;vp(j|0,y|0,36)|0;return}if(!(p>0.0|w<-0.0)){g[a+60>>2]=1.0;c[a+108>>2]=1;y=a;j=b;vp(y|0,j|0,36)|0;return}if(!(t>0.0|x>0.0)){g[a+96>>2]=1.0;c[a+108>>2]=1;j=a;y=f;vp(j|0,y|0,36)|0;return}if(w>=-0.0|x<=0.0|q>0.0){t=1.0/(l+(q+n));g[a+24>>2]=q*t;g[a+60>>2]=n*t;g[a+96>>2]=l*t;c[a+108>>2]=3;return}else{t=1.0/(x-w);g[a+60>>2]=x*t;g[a+96>>2]=t*(-0.0-w);c[a+108>>2]=2;y=a;a=f;vp(y|0,a|0,36)|0;return}}function cf(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,k=0;e=c[b+4>>2]|0;if((e|0)==0){c[a+16>>2]=b+12;c[a+20>>2]=1;g[a+24>>2]=+g[b+8>>2];return}else if((e|0)==2){c[a+16>>2]=b+20;c[a+20>>2]=c[b+148>>2];g[a+24>>2]=+g[b+8>>2];return}else if((e|0)==3){if((d|0)<=-1){ba(5304,53,17648,10824)}f=b+16|0;if((c[f>>2]|0)<=(d|0)){ba(5304,53,17648,10824)}h=b+12|0;i=(c[h>>2]|0)+(d<<3)|0;j=a;k=c[i+4>>2]|0;c[j>>2]=c[i>>2];c[j+4>>2]=k;k=d+1|0;d=a+8|0;j=c[h>>2]|0;if((k|0)<(c[f>>2]|0)){f=j+(k<<3)|0;k=d;h=c[f+4>>2]|0;c[k>>2]=c[f>>2];c[k+4>>2]=h}else{h=j;j=d;d=c[h+4>>2]|0;c[j>>2]=c[h>>2];c[j+4>>2]=d}c[a+16>>2]=a;c[a+20>>2]=2;g[a+24>>2]=+g[b+8>>2];return}else if((e|0)==1){c[a+16>>2]=b+12;c[a+20>>2]=2;g[a+24>>2]=+g[b+8>>2];return}else{ba(5304,81,17648,11592)}}function cg(d,e,f){d=d|0;e=e|0;f=f|0;var h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0.0,u=0.0,v=0,w=0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0,D=0.0,E=0.0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,Q=0,R=0.0,S=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0,Z=0,_=0.0,$=0.0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0.0,aq=0.0,ar=0.0;h=i;i=i+176|0;j=h|0;k=h+16|0;l=h+32|0;m=h+144|0;n=h+160|0;c[1044]=(c[1044]|0)+1;o=j;p=f+56|0;c[o>>2]=c[p>>2];c[o+4>>2]=c[p+4>>2];c[o+8>>2]=c[p+8>>2];c[o+12>>2]=c[p+12>>2];p=k;o=f+72|0;c[p>>2]=c[o>>2];c[p+4>>2]=c[o+4>>2];c[p+8>>2]=c[o+8>>2];c[p+12>>2]=c[o+12>>2];ch(l,e,f|0,j,f+28|0,k);o=l|0;p=l+108|0;q=c[p>>2]|0;if((q|0)==1|(q|0)==2|(q|0)==3){r=l+16|0;s=l+20|0;t=+g[j+12>>2];u=+g[j+8>>2];v=f+16|0;w=f+20|0;x=+g[j>>2];y=+g[j+4>>2];z=+g[k+12>>2];A=+g[k+8>>2];B=-0.0-A;j=f+44|0;C=f+48|0;D=+g[k>>2];E=+g[k+4>>2];k=l+52|0;F=l+56|0;G=l+16|0;H=l+52|0;I=l+24|0;J=l+60|0;K=l;L=l+36|0;M=0;N=q;L460:while(1){O=(N|0)>0;if(O){Q=0;do{c[m+(Q<<2)>>2]=c[o+(Q*36&-1)+28>>2];c[n+(Q<<2)>>2]=c[o+(Q*36&-1)+32>>2];Q=Q+1|0;}while((Q|0)<(N|0))}do{if((N|0)==2){R=+g[G>>2];S=+g[G+4>>2];T=+g[H>>2];U=+g[H+4>>2];V=T-R;W=U-S;X=R*V+S*W;if(X>=-0.0){g[I>>2]=1.0;c[p>>2]=1;Y=356;break}S=T*V+U*W;if(S>0.0){W=1.0/(S-X);g[I>>2]=S*W;g[J>>2]=W*(-0.0-X);c[p>>2]=2;Y=357;break}else{g[J>>2]=1.0;c[p>>2]=1;vp(K|0,L|0,36)|0;Y=356;break}}else if((N|0)==3){ce(l);Q=c[p>>2]|0;if((Q|0)==0){Y=354;break L460}else if((Q|0)==1){Y=356}else if((Q|0)==2){Y=357}else if((Q|0)==3){Z=M;Y=381;break L460}else{Y=355;break L460}}else if((N|0)==1){Y=356}else{Y=352;break L460}}while(0);do{if((Y|0)==356){Y=0;_=-0.0- +g[r>>2];$=-0.0- +g[s>>2];aa=1}else if((Y|0)==357){Y=0;X=+g[r>>2];W=+g[k>>2]-X;S=+g[s>>2];U=+g[F>>2]-S;if(W*(-0.0-S)-U*(-0.0-X)>0.0){_=U*-1.0;$=W;aa=2;break}else{_=U;$=W*-1.0;aa=2;break}}}while(0);if($*$+_*_<1.4210854715202004e-14){Z=M;Y=381;break}Q=o+(aa*36&-1)|0;W=-0.0-$;U=t*(-0.0-_)+u*W;X=t*W+_*u;ab=c[v>>2]|0;ac=c[w>>2]|0;if((ac|0)>1){W=X*+g[ab+4>>2]+U*+g[ab>>2];ad=1;ae=0;while(1){S=U*+g[ab+(ad<<3)>>2]+X*+g[ab+(ad<<3)+4>>2];af=S>W;ag=af?ad:ae;ah=ad+1|0;if((ah|0)<(ac|0)){W=af?S:W;ad=ah;ae=ag}else{break}}ae=o+(aa*36&-1)+28|0;c[ae>>2]=ag;if((ag|0)>-1){ai=ag;aj=ae}else{Y=395;break}}else{ae=o+(aa*36&-1)+28|0;c[ae>>2]=0;ai=0;aj=ae}if((ac|0)<=(ai|0)){Y=396;break}W=+g[ab+(ai<<3)>>2];X=+g[ab+(ai<<3)+4>>2];U=x+(t*W-u*X);ae=Q;S=+(W*u+t*X+y);g[ae>>2]=U;g[ae+4>>2]=S;S=_*z+$*A;X=$*z+_*B;ae=c[j>>2]|0;ad=c[C>>2]|0;if((ad|0)>1){W=X*+g[ae+4>>2]+S*+g[ae>>2];ah=1;af=0;while(1){V=S*+g[ae+(ah<<3)>>2]+X*+g[ae+(ah<<3)+4>>2];ak=V>W;al=ak?ah:af;am=ah+1|0;if((am|0)<(ad|0)){W=ak?V:W;ah=am;af=al}else{break}}af=o+(aa*36&-1)+32|0;c[af>>2]=al;if((al|0)>-1){an=al;ao=af}else{Y=397;break}}else{af=o+(aa*36&-1)+32|0;c[af>>2]=0;an=0;ao=af}if((ad|0)<=(an|0)){Y=398;break}W=+g[ae+(an<<3)>>2];X=+g[ae+(an<<3)+4>>2];S=D+(z*W-A*X);af=o+(aa*36&-1)+8|0;V=+(W*A+z*X+E);g[af>>2]=S;g[af+4>>2]=V;af=o+(aa*36&-1)+16|0;V=+(+g[o+(aa*36&-1)+12>>2]- +g[o+(aa*36&-1)+4>>2]);g[af>>2]=S-U;g[af+4>>2]=V;af=M+1|0;c[1042]=(c[1042]|0)+1;if(O){ah=c[aj>>2]|0;Q=0;do{if((ah|0)==(c[m+(Q<<2)>>2]|0)){if((c[ao>>2]|0)==(c[n+(Q<<2)>>2]|0)){Z=af;Y=381;break L460}}Q=Q+1|0;}while((Q|0)<(N|0))}Q=(c[p>>2]|0)+1|0;c[p>>2]=Q;if((af|0)<20){M=af;N=Q}else{Z=af;Y=381;break}}if((Y|0)==352){ba(5304,498,19160,11592)}else if((Y|0)==354){ba(5304,194,13608,11592)}else if((Y|0)==355){ba(5304,207,13608,11592)}else if((Y|0)==381){N=c[1040]|0;c[1040]=(N|0)>(Z|0)?N:Z;N=d+8|0;ci(l,d|0,N);M=d|0;n=N|0;E=+g[M>>2]- +g[n>>2];ao=d+4|0;m=d+12|0;z=+g[ao>>2]- +g[m>>2];aj=d+16|0;g[aj>>2]=+P(+(E*E+z*z));c[d+20>>2]=Z;Z=c[p>>2]|0;if((Z|0)==0){ba(5304,246,13504,11592)}else if((Z|0)==2){z=+g[r>>2]- +g[k>>2];E=+g[s>>2]- +g[F>>2];ap=+P(+(z*z+E*E))}else if((Z|0)==3){E=+g[r>>2];z=+g[s>>2];ap=(+g[k>>2]-E)*(+g[l+92>>2]-z)-(+g[F>>2]-z)*(+g[l+88>>2]-E)}else if((Z|0)==1){ap=0.0}else{ba(5304,259,13504,11592)}g[e>>2]=ap;b[e+4>>1]=Z&65535;l=0;do{a[l+(e+6)|0]=c[o+(l*36&-1)+28>>2]&255;a[l+(e+9)|0]=c[o+(l*36&-1)+32>>2]&255;l=l+1|0;}while((l|0)<(Z|0));if((a[f+88|0]&1)==0){i=h;return}ap=+g[f+24>>2];E=+g[f+52>>2];z=+g[aj>>2];A=ap+E;if(!(z>A&z>1.1920928955078125e-7)){f=d;D=+((+g[M>>2]+ +g[n>>2])*.5);B=+((+g[ao>>2]+ +g[m>>2])*.5);g[f>>2]=D;g[f+4>>2]=B;f=N;g[f>>2]=D;g[f+4>>2]=B;g[aj>>2]=0.0;i=h;return}g[aj>>2]=z-A;A=+g[n>>2];z=+g[M>>2];B=A-z;D=+g[m>>2];_=+g[ao>>2];$=D-_;y=+P(+(B*B+$*$));if(y<1.1920928955078125e-7){aq=B;ar=$}else{t=1.0/y;aq=B*t;ar=$*t}g[M>>2]=ap*aq+z;g[ao>>2]=ap*ar+_;g[n>>2]=A-E*aq;g[m>>2]=D-E*ar;i=h;return}else if((Y|0)==395){ba(7536,103,13816,6368)}else if((Y|0)==396){ba(7536,103,13816,6368)}else if((Y|0)==397){ba(7536,103,13816,6368)}else if((Y|0)==398){ba(7536,103,13816,6368)}}else if((q|0)==0){ba(5304,194,13608,11592)}else{ba(5304,207,13608,11592)}}function ch(a,e,f,h,i,j){a=a|0;e=e|0;f=f|0;h=h|0;i=i|0;j=j|0;var k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0;k=b[e+4>>1]|0;if((k&65535)>=4){ba(5304,102,14776,5808)}l=k&65535;m=a+108|0;c[m>>2]=l;n=a|0;L542:do{if(k<<16>>16==0){o=l}else{p=f+20|0;q=f+16|0;r=i+20|0;s=i+16|0;t=h+12|0;u=h+8|0;v=h|0;w=h+4|0;x=j+12|0;y=j+8|0;z=j|0;A=j+4|0;B=0;while(1){C=d[B+(e+6)|0]|0;c[n+(B*36&-1)+28>>2]=C;D=d[B+(e+9)|0]|0;c[n+(B*36&-1)+32>>2]=D;if((c[p>>2]|0)<=(C|0)){E=407;break}F=(c[q>>2]|0)+(C<<3)|0;G=+g[F>>2];H=+g[F+4>>2];if((c[r>>2]|0)<=(D|0)){E=409;break}F=(c[s>>2]|0)+(D<<3)|0;I=+g[F>>2];J=+g[F+4>>2];K=+g[t>>2];L=+g[u>>2];M=+g[v>>2]+(G*K-H*L);F=n+(B*36&-1)|0;N=+(H*K+G*L+ +g[w>>2]);g[F>>2]=M;g[F+4>>2]=N;N=+g[x>>2];L=+g[y>>2];G=+g[z>>2]+(I*N-J*L);F=n+(B*36&-1)+8|0;K=+(J*N+I*L+ +g[A>>2]);g[F>>2]=G;g[F+4>>2]=K;F=n+(B*36&-1)+16|0;K=+(+g[n+(B*36&-1)+12>>2]- +g[n+(B*36&-1)+4>>2]);g[F>>2]=G-M;g[F+4>>2]=K;g[n+(B*36&-1)+24>>2]=0.0;F=B+1|0;D=c[m>>2]|0;if((F|0)<(D|0)){B=F}else{o=D;break L542}}if((E|0)==407){ba(7536,103,13816,6368)}else if((E|0)==409){ba(7536,103,13816,6368)}}}while(0);do{if((o|0)>1){K=+g[e>>2];if((o|0)==2){M=+g[a+16>>2]- +g[a+52>>2];G=+g[a+20>>2]- +g[a+56>>2];O=+P(+(M*M+G*G))}else if((o|0)==3){G=+g[a+16>>2];M=+g[a+20>>2];O=(+g[a+52>>2]-G)*(+g[a+92>>2]-M)-(+g[a+56>>2]-M)*(+g[a+88>>2]-G)}else{ba(5304,259,13504,11592)}if(O>=K*.5){if(!(K*2.0<O|O<1.1920928955078125e-7)){E=419;break}}c[m>>2]=0}else{E=419}}while(0);do{if((E|0)==419){if((o|0)==0){break}return}}while(0);c[a+28>>2]=0;c[a+32>>2]=0;if((c[f+20>>2]|0)<=0){ba(7536,103,13816,6368)}o=c[f+16>>2]|0;O=+g[o>>2];K=+g[o+4>>2];if((c[i+20>>2]|0)<=0){ba(7536,103,13816,6368)}o=c[i+16>>2]|0;G=+g[o>>2];M=+g[o+4>>2];L=+g[h+12>>2];I=+g[h+8>>2];N=+g[h>>2]+(O*L-K*I);J=K*L+O*I+ +g[h+4>>2];h=a;I=+J;g[h>>2]=N;g[h+4>>2]=I;I=+g[j+12>>2];O=+g[j+8>>2];L=+g[j>>2]+(G*I-M*O);K=M*I+G*O+ +g[j+4>>2];j=a+8|0;O=+K;g[j>>2]=L;g[j+4>>2]=O;j=a+16|0;O=+(K-J);g[j>>2]=L-N;g[j+4>>2]=O;c[m>>2]=1;return}function ci(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0;e=c[a+108>>2]|0;if((e|0)==0){ba(5304,217,13544,11592)}else if((e|0)==1){f=a;h=b;i=c[f+4>>2]|0;c[h>>2]=c[f>>2];c[h+4>>2]=i;i=a+8|0;h=d;f=c[i+4>>2]|0;c[h>>2]=c[i>>2];c[h+4>>2]=f;return}else if((e|0)==2){f=a+24|0;j=+g[f>>2];h=a+60|0;k=+g[h>>2];i=b;l=+(j*+g[a+4>>2]+k*+g[a+40>>2]);g[i>>2]=j*+g[a>>2]+k*+g[a+36>>2];g[i+4>>2]=l;l=+g[f>>2];k=+g[h>>2];h=d;j=+(l*+g[a+12>>2]+k*+g[a+48>>2]);g[h>>2]=l*+g[a+8>>2]+k*+g[a+44>>2];g[h+4>>2]=j;return}else if((e|0)==3){j=+g[a+24>>2];k=+g[a+60>>2];l=+g[a+96>>2];e=b;m=+(j*+g[a>>2]+k*+g[a+36>>2]+l*+g[a+72>>2]);n=+(j*+g[a+4>>2]+k*+g[a+40>>2]+l*+g[a+76>>2]);g[e>>2]=m;g[e+4>>2]=n;e=d;g[e>>2]=m;g[e+4>>2]=n;return}else{ba(5304,236,13544,11592)}}function cj(a){a=a|0;var b=0,d=0,e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0;b=a+16|0;d=c[b>>2]|0;if((d|0)==-1){e=a+8|0;f=c[e>>2]|0;g=a+12|0;if((f|0)!=(c[g>>2]|0)){ba(11392,61,18232,12440);return 0}h=a+4|0;i=c[h>>2]|0;c[g>>2]=f<<1;j=vh(f*72&-1)|0;c[h>>2]=j;f=i;i=(c[e>>2]|0)*36&-1;vp(j|0,f|0,i)|0;vi(f);f=c[e>>2]|0;i=(c[g>>2]|0)-1|0;if((f|0)<(i|0)){j=f;while(1){f=j+1|0;c[(c[h>>2]|0)+(j*36&-1)+20>>2]=f;c[(c[h>>2]|0)+(j*36&-1)+32>>2]=-1;k=(c[g>>2]|0)-1|0;if((f|0)<(k|0)){j=f}else{l=k;break}}}else{l=i}c[(c[h>>2]|0)+(l*36&-1)+20>>2]=-1;c[(c[h>>2]|0)+(((c[g>>2]|0)-1|0)*36&-1)+32>>2]=-1;g=c[e>>2]|0;c[b>>2]=g;m=g;n=h;o=e}else{m=d;n=a+4|0;o=a+8|0}a=(c[n>>2]|0)+(m*36&-1)+20|0;c[b>>2]=c[a>>2];c[a>>2]=-1;c[(c[n>>2]|0)+(m*36&-1)+24>>2]=-1;c[(c[n>>2]|0)+(m*36&-1)+28>>2]=-1;c[(c[n>>2]|0)+(m*36&-1)+32>>2]=0;c[(c[n>>2]|0)+(m*36&-1)+16>>2]=0;c[o>>2]=(c[o>>2]|0)+1;return m|0}function ck(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0.0,j=0.0,k=0.0,l=0.0,m=0,n=0,o=0,p=0,q=0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0,F=0,G=0;d=a+24|0;c[d>>2]=(c[d>>2]|0)+1;d=a|0;e=c[d>>2]|0;if((e|0)==-1){c[d>>2]=b;c[(c[a+4>>2]|0)+(b*36&-1)+20>>2]=-1;return}f=a+4|0;h=c[f>>2]|0;i=+g[h+(b*36&-1)>>2];j=+g[h+(b*36&-1)+4>>2];k=+g[h+(b*36&-1)+8>>2];l=+g[h+(b*36&-1)+12>>2];m=c[h+(e*36&-1)+24>>2]|0;L600:do{if((m|0)==-1){n=e}else{o=e;p=m;while(1){q=c[h+(o*36&-1)+28>>2]|0;r=+g[h+(o*36&-1)+8>>2];s=+g[h+(o*36&-1)>>2];t=+g[h+(o*36&-1)+12>>2];u=+g[h+(o*36&-1)+4>>2];v=((r>k?r:k)-(s<i?s:i)+((t>l?t:l)-(u<j?u:j)))*2.0;w=v*2.0;x=(v-(r-s+(t-u))*2.0)*2.0;u=+g[h+(p*36&-1)>>2];t=i<u?i:u;s=+g[h+(p*36&-1)+4>>2];r=j<s?j:s;v=+g[h+(p*36&-1)+8>>2];y=k>v?k:v;z=+g[h+(p*36&-1)+12>>2];A=l>z?l:z;if((c[h+(p*36&-1)+24>>2]|0)==-1){B=(y-t+(A-r))*2.0}else{B=(y-t+(A-r))*2.0-(v-u+(z-s))*2.0}s=x+B;z=+g[h+(q*36&-1)>>2];u=i<z?i:z;v=+g[h+(q*36&-1)+4>>2];r=j<v?j:v;A=+g[h+(q*36&-1)+8>>2];t=k>A?k:A;y=+g[h+(q*36&-1)+12>>2];C=l>y?l:y;if((c[h+(q*36&-1)+24>>2]|0)==-1){D=(t-u+(C-r))*2.0}else{D=(t-u+(C-r))*2.0-(A-z+(y-v))*2.0}v=x+D;if(w<s&w<v){n=o;break L600}E=s<v?p:q;q=c[h+(E*36&-1)+24>>2]|0;if((q|0)==-1){n=E;break}else{o=E;p=q}}}}while(0);m=c[h+(n*36&-1)+20>>2]|0;h=cj(a)|0;c[(c[f>>2]|0)+(h*36&-1)+20>>2]=m;c[(c[f>>2]|0)+(h*36&-1)+16>>2]=0;e=c[f>>2]|0;D=+g[e+(n*36&-1)>>2];B=+g[e+(n*36&-1)+4>>2];p=e+(h*36&-1)|0;v=+(j<B?j:B);g[p>>2]=i<D?i:D;g[p+4>>2]=v;v=+g[e+(n*36&-1)+8>>2];D=+g[e+(n*36&-1)+12>>2];p=e+(h*36&-1)+8|0;i=+(l>D?l:D);g[p>>2]=k>v?k:v;g[p+4>>2]=i;p=c[f>>2]|0;c[p+(h*36&-1)+32>>2]=(c[p+(n*36&-1)+32>>2]|0)+1;p=c[f>>2]|0;if((m|0)==-1){c[p+(h*36&-1)+24>>2]=n;c[(c[f>>2]|0)+(h*36&-1)+28>>2]=b;c[(c[f>>2]|0)+(n*36&-1)+20>>2]=h;c[(c[f>>2]|0)+(b*36&-1)+20>>2]=h;c[d>>2]=h}else{d=p+(m*36&-1)+24|0;if((c[d>>2]|0)==(n|0)){c[d>>2]=h}else{c[p+(m*36&-1)+28>>2]=h}c[(c[f>>2]|0)+(h*36&-1)+24>>2]=n;c[(c[f>>2]|0)+(h*36&-1)+28>>2]=b;c[(c[f>>2]|0)+(n*36&-1)+20>>2]=h;c[(c[f>>2]|0)+(b*36&-1)+20>>2]=h}h=c[(c[f>>2]|0)+(b*36&-1)+20>>2]|0;if((h|0)==-1){return}else{F=h}while(1){h=co(a,F)|0;b=c[f>>2]|0;n=c[b+(h*36&-1)+24>>2]|0;m=c[b+(h*36&-1)+28>>2]|0;if((n|0)==-1){G=465;break}if((m|0)==-1){G=467;break}p=c[b+(n*36&-1)+32>>2]|0;d=c[b+(m*36&-1)+32>>2]|0;c[b+(h*36&-1)+32>>2]=((p|0)>(d|0)?p:d)+1;d=c[f>>2]|0;i=+g[d+(n*36&-1)>>2];v=+g[d+(m*36&-1)>>2];k=+g[d+(n*36&-1)+4>>2];D=+g[d+(m*36&-1)+4>>2];p=d+(h*36&-1)|0;l=+(k<D?k:D);g[p>>2]=i<v?i:v;g[p+4>>2]=l;l=+g[d+(n*36&-1)+8>>2];v=+g[d+(m*36&-1)+8>>2];i=+g[d+(n*36&-1)+12>>2];D=+g[d+(m*36&-1)+12>>2];m=d+(h*36&-1)+8|0;k=+(i>D?i:D);g[m>>2]=l>v?l:v;g[m+4>>2]=k;m=c[(c[f>>2]|0)+(h*36&-1)+20>>2]|0;if((m|0)==-1){G=472;break}else{F=m}}if((G|0)==465){ba(11392,307,18272,5200)}else if((G|0)==467){ba(11392,308,18272,4936)}else if((G|0)==472){return}}function cl(a,b){a=a|0;b=b|0;var d=0,e=0,f=0;if((b|0)<=-1){ba(11392,126,18192,9904)}d=a+12|0;if((c[d>>2]|0)<=(b|0)){ba(11392,126,18192,9904)}e=a+4|0;if((c[(c[e>>2]|0)+(b*36&-1)+24>>2]|0)!=-1){ba(11392,127,18192,5720)}cm(a,b);if((c[d>>2]|0)<=(b|0)){ba(11392,97,18112,9768)}d=a+8|0;if((c[d>>2]|0)>0){f=a+16|0;c[(c[e>>2]|0)+(b*36&-1)+20>>2]=c[f>>2];c[(c[e>>2]|0)+(b*36&-1)+32>>2]=-1;c[f>>2]=b;c[d>>2]=(c[d>>2]|0)-1;return}else{ba(11392,98,18112,7256)}}function cm(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0,j=0,k=0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0;d=a|0;if((c[d>>2]|0)==(b|0)){c[d>>2]=-1;return}e=a+4|0;f=c[e>>2]|0;h=c[f+(b*36&-1)+20>>2]|0;i=c[f+(h*36&-1)+20>>2]|0;j=c[f+(h*36&-1)+24>>2]|0;if((j|0)==(b|0)){k=c[f+(h*36&-1)+28>>2]|0}else{k=j}if((i|0)==-1){c[d>>2]=k;c[f+(k*36&-1)+20>>2]=-1;if((h|0)<=-1){ba(11392,97,18112,9768)}if((c[a+12>>2]|0)<=(h|0)){ba(11392,97,18112,9768)}d=a+8|0;if((c[d>>2]|0)<=0){ba(11392,98,18112,7256)}j=a+16|0;c[(c[e>>2]|0)+(h*36&-1)+20>>2]=c[j>>2];c[(c[e>>2]|0)+(h*36&-1)+32>>2]=-1;c[j>>2]=h;c[d>>2]=(c[d>>2]|0)-1;return}d=f+(i*36&-1)+24|0;if((c[d>>2]|0)==(h|0)){c[d>>2]=k}else{c[f+(i*36&-1)+28>>2]=k}c[(c[e>>2]|0)+(k*36&-1)+20>>2]=i;if((h|0)<=-1){ba(11392,97,18112,9768)}if((c[a+12>>2]|0)<=(h|0)){ba(11392,97,18112,9768)}k=a+8|0;if((c[k>>2]|0)<=0){ba(11392,98,18112,7256)}f=a+16|0;c[(c[e>>2]|0)+(h*36&-1)+20>>2]=c[f>>2];c[(c[e>>2]|0)+(h*36&-1)+32>>2]=-1;c[f>>2]=h;c[k>>2]=(c[k>>2]|0)-1;k=i;do{i=co(a,k)|0;h=c[e>>2]|0;f=c[h+(i*36&-1)+24>>2]|0;d=c[h+(i*36&-1)+28>>2]|0;l=+g[h+(f*36&-1)>>2];m=+g[h+(d*36&-1)>>2];n=+g[h+(f*36&-1)+4>>2];o=+g[h+(d*36&-1)+4>>2];j=h+(i*36&-1)|0;p=+(n<o?n:o);g[j>>2]=l<m?l:m;g[j+4>>2]=p;p=+g[h+(f*36&-1)+8>>2];m=+g[h+(d*36&-1)+8>>2];l=+g[h+(f*36&-1)+12>>2];o=+g[h+(d*36&-1)+12>>2];j=h+(i*36&-1)+8|0;n=+(l>o?l:o);g[j>>2]=p>m?p:m;g[j+4>>2]=n;j=c[e>>2]|0;h=c[j+(f*36&-1)+32>>2]|0;f=c[j+(d*36&-1)+32>>2]|0;c[j+(i*36&-1)+32>>2]=((h|0)>(f|0)?h:f)+1;k=c[(c[e>>2]|0)+(i*36&-1)+20>>2]|0;}while((k|0)!=-1);return}function cn(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0,h=0,i=0,j=0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0;if((b|0)<=-1){ba(11392,135,18040,9904);return 0}if((c[a+12>>2]|0)<=(b|0)){ba(11392,135,18040,9904);return 0}f=a+4|0;h=c[f>>2]|0;if((c[h+(b*36&-1)+24>>2]|0)!=-1){ba(11392,137,18040,5720);return 0}do{if(+g[h+(b*36&-1)>>2]<=+g[d>>2]){if(+g[h+(b*36&-1)+4>>2]>+g[d+4>>2]){break}if(+g[d+8>>2]>+g[h+(b*36&-1)+8>>2]){break}if(+g[d+12>>2]>+g[h+(b*36&-1)+12>>2]){break}else{i=0}return i|0}}while(0);cm(a,b);h=d;j=d+8|0;k=+g[h>>2]+-.10000000149011612;l=+g[h+4>>2]+-.10000000149011612;m=+g[j>>2]+.10000000149011612;n=+g[j+4>>2]+.10000000149011612;o=+g[e>>2]*2.0;p=+g[e+4>>2]*2.0;if(o<0.0){q=m;r=k+o}else{q=o+m;r=k}if(p<0.0){s=n;t=l+p}else{s=p+n;t=l}e=c[f>>2]|0;f=e+(b*36&-1)|0;l=+t;g[f>>2]=r;g[f+4>>2]=l;f=e+(b*36&-1)+8|0;l=+s;g[f>>2]=q;g[f+4>>2]=l;ck(a,b);i=1;return i|0}function co(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0,I=0,J=0,K=0;if((b|0)==-1){ba(11392,382,18152,4672);return 0}d=a+4|0;e=c[d>>2]|0;f=e+(b*36&-1)|0;h=e+(b*36&-1)+24|0;i=c[h>>2]|0;if((i|0)==-1){j=b;return j|0}k=e+(b*36&-1)+32|0;if((c[k>>2]|0)<2){j=b;return j|0}l=e+(b*36&-1)+28|0;m=c[l>>2]|0;if((i|0)<=-1){ba(11392,392,18152,4432);return 0}n=c[a+12>>2]|0;if((i|0)>=(n|0)){ba(11392,392,18152,4432);return 0}if(!((m|0)>-1&(m|0)<(n|0))){ba(11392,393,18152,12936);return 0}o=e+(i*36&-1)|0;p=e+(m*36&-1)|0;q=e+(m*36&-1)+32|0;r=e+(i*36&-1)+32|0;s=(c[q>>2]|0)-(c[r>>2]|0)|0;if((s|0)>1){t=e+(m*36&-1)+24|0;u=c[t>>2]|0;v=e+(m*36&-1)+28|0;w=c[v>>2]|0;x=e+(u*36&-1)|0;y=e+(w*36&-1)|0;if(!((u|0)>-1&(u|0)<(n|0))){ba(11392,407,18152,12728);return 0}if(!((w|0)>-1&(w|0)<(n|0))){ba(11392,408,18152,12328);return 0}c[t>>2]=b;t=e+(b*36&-1)+20|0;z=e+(m*36&-1)+20|0;c[z>>2]=c[t>>2];c[t>>2]=m;t=c[z>>2]|0;do{if((t|0)==-1){c[a>>2]=m}else{z=c[d>>2]|0;A=z+(t*36&-1)+24|0;if((c[A>>2]|0)==(b|0)){c[A>>2]=m;break}A=z+(t*36&-1)+28|0;if((c[A>>2]|0)==(b|0)){c[A>>2]=m;break}else{ba(11392,424,18152,11552);return 0}}}while(0);t=e+(u*36&-1)+32|0;A=e+(w*36&-1)+32|0;if((c[t>>2]|0)>(c[A>>2]|0)){c[v>>2]=u;c[l>>2]=w;c[e+(w*36&-1)+20>>2]=b;B=+g[o>>2];C=+g[y>>2];D=B<C?B:C;C=+g[e+(i*36&-1)+4>>2];B=+g[e+(w*36&-1)+4>>2];z=f;E=+(C<B?C:B);g[z>>2]=D;g[z+4>>2]=E;E=+g[e+(i*36&-1)+8>>2];B=+g[e+(w*36&-1)+8>>2];C=+g[e+(i*36&-1)+12>>2];F=+g[e+(w*36&-1)+12>>2];z=e+(b*36&-1)+8|0;G=+(C>F?C:F);g[z>>2]=E>B?E:B;g[z+4>>2]=G;G=+g[x>>2];B=+g[e+(b*36&-1)+4>>2];E=+g[e+(u*36&-1)+4>>2];z=p;F=+(B<E?B:E);g[z>>2]=D<G?D:G;g[z+4>>2]=F;F=+g[e+(b*36&-1)+8>>2];G=+g[e+(u*36&-1)+8>>2];D=+g[e+(b*36&-1)+12>>2];E=+g[e+(u*36&-1)+12>>2];z=e+(m*36&-1)+8|0;B=+(D>E?D:E);g[z>>2]=F>G?F:G;g[z+4>>2]=B;z=c[r>>2]|0;H=c[A>>2]|0;I=((z|0)>(H|0)?z:H)+1|0;c[k>>2]=I;H=c[t>>2]|0;J=(I|0)>(H|0)?I:H}else{c[v>>2]=w;c[l>>2]=u;c[e+(u*36&-1)+20>>2]=b;B=+g[o>>2];G=+g[x>>2];F=B<G?B:G;G=+g[e+(i*36&-1)+4>>2];B=+g[e+(u*36&-1)+4>>2];x=f;E=+(G<B?G:B);g[x>>2]=F;g[x+4>>2]=E;E=+g[e+(i*36&-1)+8>>2];B=+g[e+(u*36&-1)+8>>2];G=+g[e+(i*36&-1)+12>>2];D=+g[e+(u*36&-1)+12>>2];u=e+(b*36&-1)+8|0;C=+(G>D?G:D);g[u>>2]=E>B?E:B;g[u+4>>2]=C;C=+g[y>>2];B=+g[e+(b*36&-1)+4>>2];E=+g[e+(w*36&-1)+4>>2];y=p;D=+(B<E?B:E);g[y>>2]=F<C?F:C;g[y+4>>2]=D;D=+g[e+(b*36&-1)+8>>2];C=+g[e+(w*36&-1)+8>>2];F=+g[e+(b*36&-1)+12>>2];E=+g[e+(w*36&-1)+12>>2];w=e+(m*36&-1)+8|0;B=+(F>E?F:E);g[w>>2]=D>C?D:C;g[w+4>>2]=B;w=c[r>>2]|0;y=c[t>>2]|0;t=((w|0)>(y|0)?w:y)+1|0;c[k>>2]=t;y=c[A>>2]|0;J=(t|0)>(y|0)?t:y}c[q>>2]=J+1;j=m;return j|0}if((s|0)>=-1){j=b;return j|0}s=e+(i*36&-1)+24|0;J=c[s>>2]|0;y=e+(i*36&-1)+28|0;t=c[y>>2]|0;A=e+(J*36&-1)|0;w=e+(t*36&-1)|0;if(!((J|0)>-1&(J|0)<(n|0))){ba(11392,467,18152,11296);return 0}if(!((t|0)>-1&(t|0)<(n|0))){ba(11392,468,18152,11200);return 0}c[s>>2]=b;s=e+(b*36&-1)+20|0;n=e+(i*36&-1)+20|0;c[n>>2]=c[s>>2];c[s>>2]=i;s=c[n>>2]|0;do{if((s|0)==-1){c[a>>2]=i}else{n=c[d>>2]|0;u=n+(s*36&-1)+24|0;if((c[u>>2]|0)==(b|0)){c[u>>2]=i;break}u=n+(s*36&-1)+28|0;if((c[u>>2]|0)==(b|0)){c[u>>2]=i;break}else{ba(11392,484,18152,11e3);return 0}}}while(0);s=e+(J*36&-1)+32|0;d=e+(t*36&-1)+32|0;if((c[s>>2]|0)>(c[d>>2]|0)){c[y>>2]=J;c[h>>2]=t;c[e+(t*36&-1)+20>>2]=b;B=+g[p>>2];C=+g[w>>2];D=B<C?B:C;C=+g[e+(m*36&-1)+4>>2];B=+g[e+(t*36&-1)+4>>2];a=f;E=+(C<B?C:B);g[a>>2]=D;g[a+4>>2]=E;E=+g[e+(m*36&-1)+8>>2];B=+g[e+(t*36&-1)+8>>2];C=+g[e+(m*36&-1)+12>>2];F=+g[e+(t*36&-1)+12>>2];a=e+(b*36&-1)+8|0;G=+(C>F?C:F);g[a>>2]=E>B?E:B;g[a+4>>2]=G;G=+g[A>>2];B=+g[e+(b*36&-1)+4>>2];E=+g[e+(J*36&-1)+4>>2];a=o;F=+(B<E?B:E);g[a>>2]=D<G?D:G;g[a+4>>2]=F;F=+g[e+(b*36&-1)+8>>2];G=+g[e+(J*36&-1)+8>>2];D=+g[e+(b*36&-1)+12>>2];E=+g[e+(J*36&-1)+12>>2];a=e+(i*36&-1)+8|0;B=+(D>E?D:E);g[a>>2]=F>G?F:G;g[a+4>>2]=B;a=c[q>>2]|0;u=c[d>>2]|0;n=((a|0)>(u|0)?a:u)+1|0;c[k>>2]=n;u=c[s>>2]|0;K=(n|0)>(u|0)?n:u}else{c[y>>2]=t;c[h>>2]=J;c[e+(J*36&-1)+20>>2]=b;B=+g[p>>2];G=+g[A>>2];F=B<G?B:G;G=+g[e+(m*36&-1)+4>>2];B=+g[e+(J*36&-1)+4>>2];A=f;E=+(G<B?G:B);g[A>>2]=F;g[A+4>>2]=E;E=+g[e+(m*36&-1)+8>>2];B=+g[e+(J*36&-1)+8>>2];G=+g[e+(m*36&-1)+12>>2];D=+g[e+(J*36&-1)+12>>2];J=e+(b*36&-1)+8|0;C=+(G>D?G:D);g[J>>2]=E>B?E:B;g[J+4>>2]=C;C=+g[w>>2];B=+g[e+(b*36&-1)+4>>2];E=+g[e+(t*36&-1)+4>>2];w=o;D=+(B<E?B:E);g[w>>2]=F<C?F:C;g[w+4>>2]=D;D=+g[e+(b*36&-1)+8>>2];C=+g[e+(t*36&-1)+8>>2];F=+g[e+(b*36&-1)+12>>2];E=+g[e+(t*36&-1)+12>>2];t=e+(i*36&-1)+8|0;B=+(F>E?F:E);g[t>>2]=D>C?D:C;g[t+4>>2]=B;t=c[q>>2]|0;q=c[s>>2]|0;s=((t|0)>(q|0)?t:q)+1|0;c[k>>2]=s;k=c[d>>2]|0;K=(s|0)>(k|0)?s:k}c[r>>2]=K+1;j=i;return j|0}function cp(a,b){a=a|0;b=b|0;var d=0,e=0,f=0;if((b|0)<=-1){ba(11392,563,14360,9768);return 0}if((c[a+12>>2]|0)<=(b|0)){ba(11392,563,14360,9768);return 0}d=c[a+4>>2]|0;e=c[d+(b*36&-1)+24>>2]|0;if((e|0)==-1){return 0}else{f=cp(a,e)|0;e=cp(a,c[d+(b*36&-1)+28>>2]|0)|0;return((f|0)>(e|0)?f:e)+1|0}return 0}function cq(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,g=0,h=0,i=0,j=0,k=0;if((b|0)==-1){return}d=a|0;e=a+4|0;f=a+12|0;g=b;while(1){h=c[e>>2]|0;if((c[d>>2]|0)==(g|0)){if((c[h+(g*36&-1)+20>>2]|0)!=-1){i=596;break}}b=c[h+(g*36&-1)+24>>2]|0;j=c[h+(g*36&-1)+28>>2]|0;if((b|0)==-1){i=598;break}if((b|0)<=-1){i=614;break}k=c[f>>2]|0;if((b|0)>=(k|0)){i=613;break}if(!((j|0)>-1&(j|0)<(k|0))){i=606;break}if((c[h+(b*36&-1)+20>>2]|0)!=(g|0)){i=608;break}if((c[h+(j*36&-1)+20>>2]|0)!=(g|0)){i=610;break}cq(a,b);if((j|0)==-1){i=616;break}else{g=j}}if((i|0)==598){if((j|0)!=-1){ba(11392,602,14200,10448)}if((c[h+(g*36&-1)+32>>2]|0)==0){return}else{ba(11392,603,14200,10240)}}else if((i|0)==610){ba(11392,611,14200,8896)}else if((i|0)==613){ba(11392,607,14200,10024)}else if((i|0)==616){return}else if((i|0)==606){ba(11392,608,14200,9600)}else if((i|0)==614){ba(11392,607,14200,10024)}else if((i|0)==596){ba(11392,591,14200,10680)}else if((i|0)==608){ba(11392,610,14200,9296)}}function cr(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0,j=0,k=0,l=0,m=0.0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0;if((b|0)==-1){return}d=a+4|0;e=a+12|0;f=b;while(1){h=c[d>>2]|0;b=c[h+(f*36&-1)+24>>2]|0;i=c[h+(f*36&-1)+28>>2]|0;if((b|0)==-1){j=621;break}if((b|0)<=-1){j=647;break}k=c[e>>2]|0;if((b|0)>=(k|0)){j=648;break}if(!((i|0)>-1&(i|0)<(k|0))){j=629;break}k=c[h+(b*36&-1)+32>>2]|0;l=c[h+(i*36&-1)+32>>2]|0;if((c[h+(f*36&-1)+32>>2]|0)!=(((k|0)>(l|0)?k:l)+1|0)){j=631;break}m=+g[h+(b*36&-1)>>2];n=+g[h+(i*36&-1)>>2];o=+g[h+(b*36&-1)+4>>2];p=+g[h+(i*36&-1)+4>>2];q=+g[h+(b*36&-1)+8>>2];r=+g[h+(i*36&-1)+8>>2];s=+g[h+(b*36&-1)+12>>2];t=+g[h+(i*36&-1)+12>>2];if((m<n?m:n)!=+g[h+(f*36&-1)>>2]){j=643;break}if((o<p?o:p)!=+g[h+(f*36&-1)+4>>2]){j=644;break}if((q>r?q:r)!=+g[h+(f*36&-1)+8>>2]){j=645;break}if((s>t?s:t)!=+g[h+(f*36&-1)+12>>2]){j=646;break}cr(a,b);if((i|0)==-1){j=640;break}else{f=i}}if((j|0)==648){ba(11392,637,14256,10024)}else if((j|0)==631){ba(11392,644,14256,8744)}else if((j|0)==621){if((i|0)!=-1){ba(11392,632,14256,10448)}if((c[h+(f*36&-1)+32>>2]|0)==0){return}else{ba(11392,633,14256,10240)}}else if((j|0)==645){ba(11392,650,14256,8160)}else if((j|0)==629){ba(11392,638,14256,9600)}else if((j|0)==640){return}else if((j|0)==643){ba(11392,649,14256,8392)}else if((j|0)==644){ba(11392,649,14256,8392)}else if((j|0)==646){ba(11392,650,14256,8160)}else if((j|0)==647){ba(11392,637,14256,10024)}}function cs(a){a=a|0;var b=0,d=0,e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0;b=a|0;cq(a,c[b>>2]|0);cr(a,c[b>>2]|0);d=c[a+16>>2]|0;L849:do{if((d|0)==-1){e=0}else{f=a+12|0;g=a+4|0;h=0;i=d;while(1){if((i|0)<=-1){j=663;break}if((i|0)>=(c[f>>2]|0)){j=662;break}k=h+1|0;l=c[(c[g>>2]|0)+(i*36&-1)+20>>2]|0;if((l|0)==-1){e=k;break L849}else{h=k;i=l}}if((j|0)==662){ba(11392,665,14064,7712)}else if((j|0)==663){ba(11392,665,14064,7712)}}}while(0);j=c[b>>2]|0;if((j|0)==-1){m=0}else{m=c[(c[a+4>>2]|0)+(j*36&-1)+32>>2]|0}if((m|0)!=(cp(a,j)|0)){ba(11392,670,14064,7680)}if(((c[a+8>>2]|0)+e|0)==(c[a+12>>2]|0)){return}else{ba(11392,672,14064,7488)}}function ct(a){a=a|0;var b=0,d=0,e=0,f=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0,w=0,x=0,y=0.0,z=0,A=0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0,H=0,I=0,J=0;b=a+8|0;d=vh(c[b>>2]<<2)|0;e=d;f=a+12|0;if((c[f>>2]|0)<=0){h=c[e>>2]|0;i=a|0;c[i>>2]=h;vi(d);cs(a);return}j=a+4|0;k=a+16|0;l=0;m=0;L872:while(1){n=c[j>>2]|0;do{if((c[n+(l*36&-1)+32>>2]|0)<0){o=m}else{if((c[n+(l*36&-1)+24>>2]|0)==-1){c[n+(l*36&-1)+20>>2]=-1;c[e+(m<<2)>>2]=l;o=m+1|0;break}if((c[b>>2]|0)<=0){p=672;break L872}c[n+(l*36&-1)+20>>2]=c[k>>2];c[(c[j>>2]|0)+(l*36&-1)+32>>2]=-1;c[k>>2]=l;c[b>>2]=(c[b>>2]|0)-1;o=m}}while(0);n=l+1|0;if((n|0)<(c[f>>2]|0)){l=n;m=o}else{break}}if((p|0)==672){ba(11392,98,18112,7256)}if((o|0)<=1){h=c[e>>2]|0;i=a|0;c[i>>2]=h;vi(d);cs(a);return}p=a+4|0;m=o;do{o=c[p>>2]|0;l=0;f=-1;b=-1;q=3.4028234663852886e+38;while(1){k=c[e+(l<<2)>>2]|0;r=+g[o+(k*36&-1)>>2];s=+g[o+(k*36&-1)+4>>2];t=+g[o+(k*36&-1)+8>>2];u=+g[o+(k*36&-1)+12>>2];k=l+1|0;j=(k|0)<(m|0);if(j){v=k;w=f;x=b;y=q}else{z=b;A=f;break}do{n=c[e+(v<<2)>>2]|0;B=+g[o+(n*36&-1)>>2];C=+g[o+(n*36&-1)+4>>2];D=+g[o+(n*36&-1)+8>>2];E=+g[o+(n*36&-1)+12>>2];F=((t>D?t:D)-(r<B?r:B)+((u>E?u:E)-(s<C?s:C)))*2.0;n=F<y;w=n?v:w;x=n?l:x;y=n?F:y;v=v+1|0;}while((v|0)<(m|0));if(j){l=k;f=w;b=x;q=y}else{z=x;A=w;break}}b=e+(z<<2)|0;f=c[b>>2]|0;l=e+(A<<2)|0;n=c[l>>2]|0;G=cj(a)|0;H=c[p>>2]|0;c[H+(G*36&-1)+24>>2]=f;c[H+(G*36&-1)+28>>2]=n;I=c[o+(f*36&-1)+32>>2]|0;J=c[o+(n*36&-1)+32>>2]|0;c[H+(G*36&-1)+32>>2]=((I|0)>(J|0)?I:J)+1;q=+g[o+(f*36&-1)>>2];s=+g[o+(n*36&-1)>>2];u=+g[o+(f*36&-1)+4>>2];r=+g[o+(n*36&-1)+4>>2];J=H+(G*36&-1)|0;t=+(u<r?u:r);g[J>>2]=q<s?q:s;g[J+4>>2]=t;t=+g[o+(f*36&-1)+8>>2];s=+g[o+(n*36&-1)+8>>2];q=+g[o+(f*36&-1)+12>>2];r=+g[o+(n*36&-1)+12>>2];J=H+(G*36&-1)+8|0;u=+(q>r?q:r);g[J>>2]=t>s?t:s;g[J+4>>2]=u;c[H+(G*36&-1)+20>>2]=-1;c[o+(f*36&-1)+20>>2]=G;c[o+(n*36&-1)+20>>2]=G;m=m-1|0;c[l>>2]=c[e+(m<<2)>>2];c[b>>2]=G;}while((m|0)>1);h=c[e>>2]|0;i=a|0;c[i>>2]=h;vi(d);cs(a);return}function cu(d,e){d=d|0;e=e|0;var f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0.0,x=0.0,y=0.0,z=0,A=0.0,B=0.0,C=0,D=0.0,E=0.0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,O=0,P=0,Q=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0.0,_=0.0,$=0,aa=0.0,ab=0.0,ac=0.0,ad=0.0,ae=0.0,af=0.0,ag=0.0,ah=0.0,ai=0.0,aj=0.0,ak=0.0,al=0.0,am=0.0,an=0,ao=0,ap=0.0,aq=0,ar=0,as=0.0,at=0.0,au=0,av=0.0,aw=0.0,ax=0.0,ay=0.0,az=0,aA=0.0,aB=0,aC=0,aD=0,aE=0,aF=0,aG=0;f=i;i=i+336|0;h=f|0;j=f+40|0;k=f+80|0;l=f+96|0;m=f+192|0;n=f+216|0;o=f+320|0;p=f+328|0;c[1038]=(c[1038]|0)+1;q=d|0;c[q>>2]=0;r=e+128|0;s=d+4|0;g[s>>2]=+g[r>>2];d=e|0;t=e+28|0;u=h;v=e+56|0;vp(u|0,v|0,36)|0;v=j;u=e+92|0;vp(v|0,u|0,36)|0;u=h+24|0;w=+g[u>>2];x=+N(+(w/6.2831854820251465))*6.2831854820251465;y=w-x;g[u>>2]=y;v=h+28|0;w=+g[v>>2]-x;g[v>>2]=w;z=j+24|0;x=+g[z>>2];A=+N(+(x/6.2831854820251465))*6.2831854820251465;B=x-A;g[z>>2]=B;C=j+28|0;x=+g[C>>2]-A;g[C>>2]=x;A=+g[r>>2];D=+g[e+24>>2]+ +g[e+52>>2]+-.014999999664723873;E=D<.004999999888241291?.004999999888241291:D;if(E<=.0012499999720603228){ba(6688,280,19104,11456)}b[k+4>>1]=0;r=l;F=e;c[r>>2]=c[F>>2];c[r+4>>2]=c[F+4>>2];c[r+8>>2]=c[F+8>>2];c[r+12>>2]=c[F+12>>2];c[r+16>>2]=c[F+16>>2];c[r+20>>2]=c[F+20>>2];c[r+24>>2]=c[F+24>>2];F=l+28|0;r=t;c[F>>2]=c[r>>2];c[F+4>>2]=c[r+4>>2];c[F+8>>2]=c[r+8>>2];c[F+12>>2]=c[r+12>>2];c[F+16>>2]=c[r+16>>2];c[F+20>>2]=c[r+20>>2];c[F+24>>2]=c[r+24>>2];a[l+88|0]=0;r=h+8|0;F=h+12|0;e=h+16|0;G=h+20|0;H=h|0;I=h+4|0;J=j+8|0;K=j+12|0;L=j+16|0;M=j+20|0;O=j|0;P=j+4|0;Q=l+56|0;T=l+64|0;U=l+68|0;V=l+72|0;W=l+80|0;X=l+84|0;Y=m+16|0;D=E+.0012499999720603228;Z=E+-.0012499999720603228;_=0.0;$=0;aa=y;y=w;w=B;B=x;L900:while(1){x=1.0-_;ab=x*+g[r>>2]+_*+g[e>>2];ac=x*+g[F>>2]+_*+g[G>>2];ad=x*aa+_*y;ae=+S(+ad);af=+R(+ad);ad=+g[H>>2];ag=+g[I>>2];ah=x*+g[J>>2]+_*+g[L>>2];ai=x*+g[K>>2]+_*+g[M>>2];aj=x*w+_*B;x=+S(+aj);ak=+R(+aj);aj=+g[O>>2];al=+g[P>>2];am=+(ac-(ae*ad+af*ag));g[Q>>2]=ab-(af*ad-ae*ag);g[Q+4>>2]=am;g[T>>2]=ae;g[U>>2]=af;af=+(ai-(x*aj+ak*al));g[V>>2]=ah-(ak*aj-x*al);g[V+4>>2]=af;g[W>>2]=x;g[X>>2]=ak;cg(m,k,l);ak=+g[Y>>2];if(ak<=0.0){an=688;break}if(ak<D){an=690;break}+cv(n,k,d,h,t,j,_);ao=0;ak=A;while(1){x=+cz(n,o,p,ak);if(x>D){an=693;break L900}if(x>Z){ap=ak;break}aq=c[o>>2]|0;ar=c[p>>2]|0;af=+cA(n,aq,ar,_);if(af<Z){an=696;break L900}if(af>D){as=ak;at=_;au=0;av=af;aw=x}else{an=698;break L900}while(1){if((au&1|0)==0){ax=(at+as)*.5}else{ax=at+(E-av)*(as-at)/(aw-av)}x=+cA(n,aq,ar,ax);af=x-E;if(af>0.0){ay=af}else{ay=-0.0-af}if(ay<.0012499999720603228){az=au;aA=ax;break}aB=x>E;aC=au+1|0;c[1030]=(c[1030]|0)+1;if((aC|0)==50){az=50;aA=ak;break}else{as=aB?as:ax;at=aB?ax:at;au=aC;av=aB?x:av;aw=aB?aw:x}}ar=c[1032]|0;c[1032]=(ar|0)>(az|0)?ar:az;ar=ao+1|0;if((ar|0)==8){ap=_;break}else{ao=ar;ak=aA}}ao=$+1|0;c[1036]=(c[1036]|0)+1;if((ao|0)==20){an=710;break}_=ap;$=ao;aa=+g[u>>2];y=+g[v>>2];w=+g[z>>2];B=+g[C>>2]}if((an|0)==710){c[q>>2]=1;g[s>>2]=ap;aD=20;aE=c[1034]|0;aF=(aE|0)>(aD|0);aG=aF?aE:aD;c[1034]=aG;i=f;return}else if((an|0)==696){c[q>>2]=1;g[s>>2]=_}else if((an|0)==688){c[q>>2]=2;g[s>>2]=0.0;aD=$;aE=c[1034]|0;aF=(aE|0)>(aD|0);aG=aF?aE:aD;c[1034]=aG;i=f;return}else if((an|0)==690){c[q>>2]=3;g[s>>2]=_;aD=$;aE=c[1034]|0;aF=(aE|0)>(aD|0);aG=aF?aE:aD;c[1034]=aG;i=f;return}else if((an|0)==693){c[q>>2]=4;g[s>>2]=A}else if((an|0)==698){c[q>>2]=3;g[s>>2]=_}c[1036]=(c[1036]|0)+1;aD=$+1|0;aE=c[1034]|0;aF=(aE|0)>(aD|0);aG=aF?aE:aD;c[1034]=aG;i=f;return}function cv(e,f,h,i,j,k,l){e=e|0;f=f|0;h=h|0;i=i|0;j=j|0;k=k|0;l=+l;var m=0,n=0,o=0,p=0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0;c[e>>2]=h;c[e+4>>2]=j;m=b[f+4>>1]|0;if(!(m<<16>>16!=0&(m&65535)<3)){ba(6688,50,16840,5584);return 0.0}n=e+8|0;o=n;p=i;vp(o|0,p|0,36)|0;p=e+44|0;o=p;i=k;vp(o|0,i|0,36)|0;q=1.0-l;r=q*+g[e+16>>2]+ +g[e+24>>2]*l;s=q*+g[e+20>>2]+ +g[e+28>>2]*l;t=q*+g[e+32>>2]+ +g[e+36>>2]*l;u=+S(+t);v=+R(+t);t=+g[n>>2];w=+g[e+12>>2];x=r-(v*t-u*w);r=s-(u*t+v*w);w=q*+g[e+52>>2]+ +g[e+60>>2]*l;t=q*+g[e+56>>2]+ +g[e+64>>2]*l;s=q*+g[e+68>>2]+ +g[e+72>>2]*l;l=+S(+s);q=+R(+s);s=+g[p>>2];y=+g[e+48>>2];z=w-(q*s-l*y);w=t-(l*s+q*y);if(m<<16>>16==1){c[e+80>>2]=0;m=d[f+6|0]|0;if((c[h+20>>2]|0)<=(m|0)){ba(7536,103,13816,6368);return 0.0}p=(c[h+16>>2]|0)+(m<<3)|0;y=+g[p>>2];s=+g[p+4>>2];p=d[f+9|0]|0;if((c[j+20>>2]|0)<=(p|0)){ba(7536,103,13816,6368);return 0.0}m=(c[j+16>>2]|0)+(p<<3)|0;t=+g[m>>2];A=+g[m+4>>2];m=e+92|0;B=z+(q*t-l*A)-(x+(v*y-u*s));C=w+(l*t+q*A)-(r+(u*y+v*s));p=m;s=+C;g[p>>2]=B;g[p+4>>2]=s;s=+P(+(B*B+C*C));if(s<1.1920928955078125e-7){D=0.0;return+D}y=1.0/s;g[m>>2]=B*y;g[e+96>>2]=C*y;D=s;return+D}m=f+6|0;p=f+7|0;n=e+80|0;if((a[m]|0)==(a[p]|0)){c[n>>2]=2;i=d[f+9|0]|0;o=c[j+20>>2]|0;if((o|0)<=(i|0)){ba(7536,103,13816,6368);return 0.0}k=c[j+16>>2]|0;E=k+(i<<3)|0;s=+g[E>>2];y=+g[E+4>>2];E=d[f+10|0]|0;if((o|0)<=(E|0)){ba(7536,103,13816,6368);return 0.0}o=k+(E<<3)|0;C=+g[o>>2];B=+g[o+4>>2];o=e+92|0;A=B-y;t=(C-s)*-1.0;E=o;F=+t;g[E>>2]=A;g[E+4>>2]=F;F=+P(+(A*A+t*t));if(F<1.1920928955078125e-7){G=A;H=t}else{I=1.0/F;F=A*I;g[o>>2]=F;A=t*I;g[e+96>>2]=A;G=F;H=A}A=(s+C)*.5;C=(y+B)*.5;o=e+84|0;B=+C;g[o>>2]=A;g[o+4>>2]=B;o=d[m]|0;if((c[h+20>>2]|0)<=(o|0)){ba(7536,103,13816,6368);return 0.0}k=(c[h+16>>2]|0)+(o<<3)|0;B=+g[k>>2];y=+g[k+4>>2];s=(q*G-l*H)*(x+(v*B-u*y)-(z+(q*A-l*C)))+(l*G+q*H)*(r+(u*B+v*y)-(w+(l*A+q*C)));if(s>=0.0){D=s;return+D}C=+(-0.0-H);g[E>>2]=-0.0-G;g[E+4>>2]=C;D=-0.0-s;return+D}else{c[n>>2]=1;n=d[m]|0;m=c[h+20>>2]|0;if((m|0)<=(n|0)){ba(7536,103,13816,6368);return 0.0}E=c[h+16>>2]|0;h=E+(n<<3)|0;s=+g[h>>2];C=+g[h+4>>2];h=d[p]|0;if((m|0)<=(h|0)){ba(7536,103,13816,6368);return 0.0}m=E+(h<<3)|0;G=+g[m>>2];H=+g[m+4>>2];m=e+92|0;A=H-C;y=(G-s)*-1.0;h=m;B=+y;g[h>>2]=A;g[h+4>>2]=B;B=+P(+(A*A+y*y));if(B<1.1920928955078125e-7){J=A;K=y}else{F=1.0/B;B=A*F;g[m>>2]=B;A=y*F;g[e+96>>2]=A;J=B;K=A}A=(s+G)*.5;G=(C+H)*.5;m=e+84|0;H=+G;g[m>>2]=A;g[m+4>>2]=H;m=d[f+9|0]|0;if((c[j+20>>2]|0)<=(m|0)){ba(7536,103,13816,6368);return 0.0}f=(c[j+16>>2]|0)+(m<<3)|0;H=+g[f>>2];C=+g[f+4>>2];s=(v*J-u*K)*(z+(q*H-l*C)-(x+(v*A-u*G)))+(u*J+v*K)*(w+(l*H+q*C)-(r+(u*A+v*G)));if(s>=0.0){D=s;return+D}G=+(-0.0-K);g[h>>2]=-0.0-J;g[h+4>>2]=G;D=-0.0-s;return+D}return 0.0}function cw(a){a=a|0;return(c[a+16>>2]|0)-1|0}function cx(a){a=a|0;var b=0;c[a>>2]=20296;b=a+12|0;vi(c[b>>2]|0);c[b>>2]=0;c[a+16>>2]=0;vl(a);return}function cy(a){a=a|0;var b=0;c[a>>2]=20296;b=a+12|0;vi(c[b>>2]|0);c[b>>2]=0;c[a+16>>2]=0;return}function cz(a,b,d,e){a=a|0;b=b|0;d=d|0;e=+e;var f=0.0,h=0.0,i=0.0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0,r=0,s=0,t=0.0,u=0.0,v=0.0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0.0,H=0.0,I=0.0,J=0,K=0,L=0,M=0;f=1.0-e;h=f*+g[a+16>>2]+ +g[a+24>>2]*e;i=f*+g[a+20>>2]+ +g[a+28>>2]*e;j=f*+g[a+32>>2]+ +g[a+36>>2]*e;k=+S(+j);l=+R(+j);j=+g[a+8>>2];m=+g[a+12>>2];n=h-(l*j-k*m);h=i-(k*j+l*m);m=f*+g[a+52>>2]+ +g[a+60>>2]*e;j=f*+g[a+56>>2]+ +g[a+64>>2]*e;i=f*+g[a+68>>2]+ +g[a+72>>2]*e;e=+S(+i);f=+R(+i);i=+g[a+44>>2];o=+g[a+48>>2];p=m-(f*i-e*o);m=j-(e*i+f*o);q=c[a+80>>2]|0;if((q|0)==0){r=a+92|0;o=+g[r>>2];s=a+96|0;i=+g[s>>2];j=l*o+k*i;t=o*(-0.0-k)+l*i;u=-0.0-i;i=f*(-0.0-o)+e*u;v=e*o+f*u;w=a|0;x=c[w>>2]|0;y=c[x+16>>2]|0;z=c[x+20>>2]|0;if((z|0)>1){u=t*+g[y+4>>2]+j*+g[y>>2];x=1;A=0;while(1){o=j*+g[y+(x<<3)>>2]+t*+g[y+(x<<3)+4>>2];B=o>u;C=B?x:A;D=x+1|0;if((D|0)<(z|0)){u=B?o:u;x=D;A=C}else{E=C;break}}}else{E=0}c[b>>2]=E;E=a+4|0;A=c[E>>2]|0;x=c[A+16>>2]|0;z=c[A+20>>2]|0;if((z|0)>1){u=v*+g[x+4>>2]+i*+g[x>>2];A=1;y=0;while(1){t=i*+g[x+(A<<3)>>2]+v*+g[x+(A<<3)+4>>2];C=t>u;D=C?A:y;B=A+1|0;if((B|0)<(z|0)){u=C?t:u;A=B;y=D}else{F=D;break}}}else{F=0}c[d>>2]=F;y=c[w>>2]|0;w=c[b>>2]|0;if((w|0)<=-1){ba(7536,103,13816,6368);return 0.0}if((c[y+20>>2]|0)<=(w|0)){ba(7536,103,13816,6368);return 0.0}A=(c[y+16>>2]|0)+(w<<3)|0;u=+g[A>>2];v=+g[A+4>>2];A=c[E>>2]|0;if((F|0)<=-1){ba(7536,103,13816,6368);return 0.0}if((c[A+20>>2]|0)<=(F|0)){ba(7536,103,13816,6368);return 0.0}E=(c[A+16>>2]|0)+(F<<3)|0;i=+g[E>>2];t=+g[E+4>>2];G=+g[r>>2]*(p+(f*i-e*t)-(n+(l*u-k*v)))+ +g[s>>2]*(m+(e*i+f*t)-(h+(k*u+l*v)));return+G}else if((q|0)==1){v=+g[a+92>>2];u=+g[a+96>>2];t=l*v-k*u;i=k*v+l*u;u=+g[a+84>>2];v=+g[a+88>>2];j=n+(l*u-k*v);o=h+(k*u+l*v);v=-0.0-i;u=f*(-0.0-t)+e*v;H=e*t+f*v;c[b>>2]=-1;s=a+4|0;r=c[s>>2]|0;E=c[r+16>>2]|0;F=c[r+20>>2]|0;do{if((F|0)>1){v=H*+g[E+4>>2]+u*+g[E>>2];r=1;A=0;while(1){I=u*+g[E+(r<<3)>>2]+H*+g[E+(r<<3)+4>>2];w=I>v;J=w?r:A;y=r+1|0;if((y|0)<(F|0)){v=w?I:v;r=y;A=J}else{break}}c[d>>2]=J;if((J|0)>-1){K=J;break}ba(7536,103,13816,6368);return 0.0}else{c[d>>2]=0;K=0}}while(0);J=c[s>>2]|0;if((c[J+20>>2]|0)<=(K|0)){ba(7536,103,13816,6368);return 0.0}s=(c[J+16>>2]|0)+(K<<3)|0;H=+g[s>>2];u=+g[s+4>>2];G=t*(p+(f*H-e*u)-j)+i*(m+(e*H+f*u)-o);return+G}else if((q|0)==2){o=+g[a+92>>2];u=+g[a+96>>2];H=f*o-e*u;i=e*o+f*u;u=+g[a+84>>2];o=+g[a+88>>2];j=p+(f*u-e*o);p=m+(e*u+f*o);o=-0.0-i;f=l*(-0.0-H)+k*o;u=k*H+l*o;c[d>>2]=-1;d=a|0;a=c[d>>2]|0;q=c[a+16>>2]|0;s=c[a+20>>2]|0;do{if((s|0)>1){o=u*+g[q+4>>2]+f*+g[q>>2];a=1;K=0;while(1){e=f*+g[q+(a<<3)>>2]+u*+g[q+(a<<3)+4>>2];J=e>o;L=J?a:K;F=a+1|0;if((F|0)<(s|0)){o=J?e:o;a=F;K=L}else{break}}c[b>>2]=L;if((L|0)>-1){M=L;break}ba(7536,103,13816,6368);return 0.0}else{c[b>>2]=0;M=0}}while(0);b=c[d>>2]|0;if((c[b+20>>2]|0)<=(M|0)){ba(7536,103,13816,6368);return 0.0}d=(c[b+16>>2]|0)+(M<<3)|0;u=+g[d>>2];f=+g[d+4>>2];G=H*(n+(l*u-k*f)-j)+i*(h+(k*u+l*f)-p);return+G}else{ba(6688,183,13728,11592);return 0.0}return 0.0}function cA(a,b,d,e){a=a|0;b=b|0;d=d|0;e=+e;var f=0.0,h=0.0,i=0.0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0,r=0.0,s=0,t=0,u=0.0,v=0.0,w=0.0;f=1.0-e;h=f*+g[a+16>>2]+ +g[a+24>>2]*e;i=f*+g[a+20>>2]+ +g[a+28>>2]*e;j=f*+g[a+32>>2]+ +g[a+36>>2]*e;k=+S(+j);l=+R(+j);j=+g[a+8>>2];m=+g[a+12>>2];n=h-(l*j-k*m);h=i-(k*j+l*m);m=f*+g[a+52>>2]+ +g[a+60>>2]*e;j=f*+g[a+56>>2]+ +g[a+64>>2]*e;i=f*+g[a+68>>2]+ +g[a+72>>2]*e;e=+S(+i);f=+R(+i);i=+g[a+44>>2];o=+g[a+48>>2];p=m-(f*i-e*o);m=j-(e*i+f*o);q=c[a+80>>2]|0;if((q|0)==1){o=+g[a+92>>2];i=+g[a+96>>2];j=+g[a+84>>2];r=+g[a+88>>2];s=c[a+4>>2]|0;if((d|0)<=-1){ba(7536,103,13816,6368);return 0.0}if((c[s+20>>2]|0)<=(d|0)){ba(7536,103,13816,6368);return 0.0}t=(c[s+16>>2]|0)+(d<<3)|0;u=+g[t>>2];v=+g[t+4>>2];w=(l*o-k*i)*(p+(f*u-e*v)-(n+(l*j-k*r)))+(k*o+l*i)*(m+(e*u+f*v)-(h+(k*j+l*r)));return+w}else if((q|0)==2){r=+g[a+92>>2];j=+g[a+96>>2];v=+g[a+84>>2];u=+g[a+88>>2];t=c[a>>2]|0;if((b|0)<=-1){ba(7536,103,13816,6368);return 0.0}if((c[t+20>>2]|0)<=(b|0)){ba(7536,103,13816,6368);return 0.0}s=(c[t+16>>2]|0)+(b<<3)|0;i=+g[s>>2];o=+g[s+4>>2];w=(f*r-e*j)*(n+(l*i-k*o)-(p+(f*v-e*u)))+(e*r+f*j)*(h+(k*i+l*o)-(m+(e*v+f*u)));return+w}else if((q|0)==0){u=+g[a+92>>2];v=+g[a+96>>2];q=c[a>>2]|0;if((b|0)<=-1){ba(7536,103,13816,6368);return 0.0}if((c[q+20>>2]|0)<=(b|0)){ba(7536,103,13816,6368);return 0.0}s=(c[q+16>>2]|0)+(b<<3)|0;o=+g[s>>2];i=+g[s+4>>2];s=c[a+4>>2]|0;if((d|0)<=-1){ba(7536,103,13816,6368);return 0.0}if((c[s+20>>2]|0)<=(d|0)){ba(7536,103,13816,6368);return 0.0}a=(c[s+16>>2]|0)+(d<<3)|0;j=+g[a>>2];r=+g[a+4>>2];w=u*(p+(f*j-e*r)-(n+(l*o-k*i)))+v*(m+(e*j+f*r)-(h+(k*o+l*i)));return+w}else{ba(6688,242,13656,11592);return 0.0}return 0.0}function cB(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0;e=df(d,40)|0;if((e|0)==0){f=0}else{c[e>>2]=20296;c[e+4>>2]=3;g[e+8>>2]=.009999999776482582;c[e+12>>2]=0;c[e+16>>2]=0;a[e+36|0]=0;a[e+37|0]=0;f=e}e=c[b+12>>2]|0;d=c[b+16>>2]|0;h=f+12|0;if((c[h>>2]|0)!=0){ba(6208,48,18448,11256);return 0}i=f+16|0;if((c[i>>2]|0)!=0){ba(6208,48,18448,11256);return 0}if((d|0)>1){c[i>>2]=d;j=vh(d<<3)|0;c[h>>2]=j;h=e;e=c[i>>2]<<3;vp(j|0,h|0,e)|0;e=f+36|0;a[e]=0;h=f+37|0;a[h]=0;j=b+20|0;i=f+20|0;d=c[j+4>>2]|0;c[i>>2]=c[j>>2];c[i+4>>2]=d;d=b+28|0;i=f+28|0;j=c[d+4>>2]|0;c[i>>2]=c[d>>2];c[i+4>>2]=j;a[e]=a[b+36|0]&1;a[h]=a[b+37|0]&1;return f|0}else{ba(6208,49,18448,6736);return 0}return 0}function cC(a,b,c){a=a|0;b=b|0;c=c|0;return 0}function cD(a){a=a|0;return}function cE(a){a=a|0;return 1}function cF(a){a=a|0;return}function cG(a){a=a|0;return 1}function cH(a,b,c){a=a|0;b=b|0;c=c|0;return 0}function cI(a){a=a|0;return 1}function cJ(a,b,c){a=a|0;b=b|0;c=c|0;var d=0.0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=+g[b+12>>2];e=+g[a+12>>2];f=+g[b+8>>2];h=+g[a+16>>2];i=+g[c>>2]-(+g[b>>2]+(d*e-f*h));j=+g[c+4>>2]-(+g[b+4>>2]+(e*f+d*h));h=+g[a+8>>2];return i*i+j*j<=h*h|0}function cK(a,b,c,d){a=a|0;b=b|0;c=c|0;d=d|0;var e=0.0,f=0.0,h=0.0,i=0.0,j=0.0,k=0.0;e=+g[c+12>>2];f=+g[a+12>>2];h=+g[c+8>>2];i=+g[a+16>>2];j=+g[c>>2]+(e*f-h*i);k=+g[c+4>>2]+(f*h+e*i);c=a+8|0;i=+g[c>>2];g[b>>2]=j-i;g[b+4>>2]=k-i;i=+g[c>>2];g[b+8>>2]=j+i;g[b+12>>2]=k+i;return}function cL(a,b,d){a=a|0;b=b|0;d=+d;var e=0,f=0.0,h=0.0,i=0,j=0,k=0,l=0,m=0.0;e=a+8|0;f=+g[e>>2];h=f*d*3.1415927410125732*f;g[b>>2]=h;i=a+12|0;j=i;k=b+4|0;l=c[j+4>>2]|0;c[k>>2]=c[j>>2];c[k+4>>2]=l;f=+g[e>>2];d=+g[i>>2];m=+g[a+16>>2];g[b+12>>2]=h*(f*f*.5+(d*d+m*m));return}function cM(a,b,c,d){a=a|0;b=b|0;c=c|0;d=d|0;var e=0.0,f=0.0,h=0.0,i=0.0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0;e=+g[c+12>>2];f=+g[a+12>>2];h=+g[c+8>>2];i=+g[a+16>>2];j=+g[c>>2];k=j+(e*f-h*i);l=+g[c+4>>2];m=f*h+e*i+l;i=+g[a+20>>2];f=+g[a+24>>2];n=j+(e*i-h*f);j=l+(h*i+e*f);f=+g[a+8>>2];a=b;e=+((m<j?m:j)-f);g[a>>2]=(k<n?k:n)-f;g[a+4>>2]=e;a=b+8|0;e=+(f+(m>j?m:j));g[a>>2]=f+(k>n?k:n);g[a+4>>2]=e;return}function cN(a,b,c){a=a|0;b=b|0;c=+c;var d=0;g[b>>2]=0.0;d=b+4|0;c=+((+g[a+16>>2]+ +g[a+24>>2])*.5);g[d>>2]=(+g[a+12>>2]+ +g[a+20>>2])*.5;g[d+4>>2]=c;g[b+12>>2]=0.0;return}function cO(a,b,c){a=a|0;b=b|0;c=+c;vq(b|0,0,16);return}function cP(a,b){a=a|0;b=b|0;var d=0,e=0;d=df(b,20)|0;if((d|0)==0){e=0}else{c[d>>2]=20136;vq(d+4|0,0,16);e=d}c[e+4>>2]=c[a+4>>2];g[e+8>>2]=+g[a+8>>2];d=a+12|0;a=e+12|0;b=c[d+4>>2]|0;c[a>>2]=c[d>>2];c[a+4>>2]=b;return e|0}function cQ(a,b,c,d,e){a=a|0;b=b|0;c=c|0;d=d|0;e=e|0;var f=0.0,h=0.0,i=0.0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0;f=+g[d+12>>2];h=+g[a+12>>2];i=+g[d+8>>2];j=+g[a+16>>2];k=+g[c>>2];l=k-(+g[d>>2]+(f*h-i*j));m=+g[c+4>>2];n=m-(+g[d+4>>2]+(h*i+f*j));j=+g[a+8>>2];f=+g[c+8>>2]-k;k=+g[c+12>>2]-m;m=l*f+n*k;i=f*f+k*k;h=m*m-(l*l+n*n-j*j)*i;if(h<0.0|i<1.1920928955078125e-7){o=0;return o|0}j=m+ +P(+h);h=-0.0-j;if(j>-0.0){o=0;return o|0}if(i*+g[c+16>>2]<h){o=0;return o|0}j=h/i;g[b+8>>2]=j;i=l+f*j;f=n+k*j;c=b;j=+f;g[c>>2]=i;g[c+4>>2]=j;j=+P(+(i*i+f*f));if(j<1.1920928955078125e-7){o=1;return o|0}k=1.0/j;g[b>>2]=i*k;g[b+4>>2]=f*k;o=1;return o|0}function cR(a){a=a|0;vl(a);return}function cS(b,d){b=b|0;d=d|0;var e=0,f=0,h=0;e=df(d,48)|0;if((e|0)==0){f=0}else{c[e>>2]=20512;c[e+4>>2]=1;g[e+8>>2]=.009999999776482582;vq(e+28|0,0,18);f=e}c[f+4>>2]=c[b+4>>2];g[f+8>>2]=+g[b+8>>2];e=b+12|0;d=f+12|0;h=c[e+4>>2]|0;c[d>>2]=c[e>>2];c[d+4>>2]=h;h=b+20|0;d=f+20|0;e=c[h+4>>2]|0;c[d>>2]=c[h>>2];c[d+4>>2]=e;e=b+28|0;d=f+28|0;h=c[e+4>>2]|0;c[d>>2]=c[e>>2];c[d+4>>2]=h;h=b+36|0;d=f+36|0;e=c[h+4>>2]|0;c[d>>2]=c[h>>2];c[d+4>>2]=e;a[f+44|0]=a[b+44|0]&1;a[f+45|0]=a[b+45|0]&1;return f|0}function cT(a,b,c,d,e){a=a|0;b=b|0;c=c|0;d=d|0;e=e|0;var f=0.0,h=0.0,i=0.0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0;f=+g[d>>2];h=+g[c>>2]-f;i=+g[d+4>>2];j=+g[c+4>>2]-i;k=+g[d+12>>2];l=+g[d+8>>2];m=h*k+j*l;n=-0.0-l;o=k*j+h*n;h=+g[c+8>>2]-f;f=+g[c+12>>2]-i;i=k*h+l*f-m;l=h*n+k*f-o;d=a+12|0;f=+g[d>>2];k=+g[d+4>>2];d=a+20|0;n=+g[d>>2]-f;h=+g[d+4>>2]-k;j=-0.0-n;p=n*n+h*h;q=+P(+p);if(q<1.1920928955078125e-7){r=h;s=j}else{t=1.0/q;r=h*t;s=t*j}j=(k-o)*s+(f-m)*r;t=l*s+i*r;if(t==0.0){u=0;return u|0}q=j/t;if(q<0.0){u=0;return u|0}if(+g[c+16>>2]<q|p==0.0){u=0;return u|0}t=(n*(m+i*q-f)+h*(o+l*q-k))/p;if(t<0.0|t>1.0){u=0;return u|0}g[b+8>>2]=q;if(j>0.0){c=b;j=+(-0.0-s);g[c>>2]=-0.0-r;g[c+4>>2]=j;u=1;return u|0}else{c=b;j=+s;g[c>>2]=r;g[c+4>>2]=j;u=1;return u|0}return 0}function cU(a){a=a|0;vl(a);return}function cV(a,b){a=a|0;b=b|0;var d=0,e=0,f=0;d=df(b,152)|0;if((d|0)==0){e=0}else{c[d>>2]=20032;c[d+4>>2]=2;g[d+8>>2]=.009999999776482582;c[d+148>>2]=0;g[d+12>>2]=0.0;g[d+16>>2]=0.0;e=d}c[e+4>>2]=c[a+4>>2];g[e+8>>2]=+g[a+8>>2];d=a+12|0;b=e+12|0;f=c[d+4>>2]|0;c[b>>2]=c[d>>2];c[b+4>>2]=f;f=e+20|0;b=a+20|0;vp(f|0,b|0,64)|0;b=e+84|0;f=a+84|0;vp(b|0,f|0,64)|0;c[e+148>>2]=c[a+148>>2];return e|0}function cW(a,b,d,e,f){a=a|0;b=+b;d=+d;e=e|0;f=+f;var h=0,i=0.0,j=0.0,k=0,l=0,m=0.0,n=0.0,o=0.0;h=a+148|0;c[h>>2]=4;i=-0.0-b;j=-0.0-d;g[a+20>>2]=i;g[a+24>>2]=j;g[a+28>>2]=b;g[a+32>>2]=j;g[a+36>>2]=b;g[a+40>>2]=d;g[a+44>>2]=i;g[a+48>>2]=d;g[a+84>>2]=0.0;g[a+88>>2]=-1.0;g[a+92>>2]=1.0;g[a+96>>2]=0.0;g[a+100>>2]=0.0;g[a+104>>2]=1.0;g[a+108>>2]=-1.0;g[a+112>>2]=0.0;k=e;e=a+12|0;l=c[k+4>>2]|0;c[e>>2]=c[k>>2];c[e+4>>2]=l;d=+g[k>>2];i=+g[k+4>>2];b=+S(+f);m=+R(+f);k=0;f=j;j=-1.0;while(1){l=a+20+(k<<3)|0;n=+g[l>>2];e=l;o=+(i+(b*n+m*f));g[e>>2]=d+(m*n-b*f);g[e+4>>2]=o;e=a+84+(k<<3)|0;o=+g[e>>2];l=e;n=+(b*o+m*j);g[l>>2]=m*o-b*j;g[l+4>>2]=n;l=k+1|0;if((l|0)>=(c[h>>2]|0)){break}k=l;f=+g[a+20+(l<<3)+4>>2];j=+g[a+84+(l<<3)+4>>2]}return}function cX(b,d,e){b=b|0;d=d|0;e=e|0;var f=0,h=0,i=0,j=0,k=0,l=0;if((e|0)<=-1){ba(6208,89,14624,5952)}f=b+16|0;if(((c[f>>2]|0)-1|0)<=(e|0)){ba(6208,89,14624,5952)}c[d+4>>2]=1;g[d+8>>2]=+g[b+8>>2];h=b+12|0;i=(c[h>>2]|0)+(e<<3)|0;j=d+12|0;k=c[i+4>>2]|0;c[j>>2]=c[i>>2];c[j+4>>2]=k;k=(c[h>>2]|0)+(e+1<<3)|0;j=d+20|0;i=c[k+4>>2]|0;c[j>>2]=c[k>>2];c[j+4>>2]=i;i=d+28|0;if((e|0)>0){j=(c[h>>2]|0)+(e-1<<3)|0;k=i;l=c[j+4>>2]|0;c[k>>2]=c[j>>2];c[k+4>>2]=l;a[d+44|0]=1}else{l=b+20|0;k=i;i=c[l+4>>2]|0;c[k>>2]=c[l>>2];c[k+4>>2]=i;a[d+44|0]=a[b+36|0]&1}i=d+36|0;if(((c[f>>2]|0)-2|0)>(e|0)){f=(c[h>>2]|0)+(e+2<<3)|0;e=i;h=c[f+4>>2]|0;c[e>>2]=c[f>>2];c[e+4>>2]=h;a[d+45|0]=1;return}else{h=b+28|0;e=i;i=c[h+4>>2]|0;c[e>>2]=c[h>>2];c[e+4>>2]=i;a[d+45|0]=a[b+37|0]&1;return}}function cY(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,j=0,k=0,l=0,m=0,n=0;h=i;i=i+48|0;j=h|0;k=c[a+16>>2]|0;if((k|0)>(f|0)){c[j>>2]=20512;c[j+4>>2]=1;g[j+8>>2]=.009999999776482582;vq(j+28|0,0,18);l=f+1|0;m=c[a+12>>2]|0;a=m+(f<<3)|0;f=j+12|0;n=c[a+4>>2]|0;c[f>>2]=c[a>>2];c[f+4>>2]=n;n=m+(((l|0)==(k|0)?0:l)<<3)|0;l=j+20|0;k=c[n+4>>2]|0;c[l>>2]=c[n>>2];c[l+4>>2]=k;k=cT(j,b,d,e,0)|0;i=h;return k|0}else{ba(6208,129,14512,5512);return 0}return 0}function cZ(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0,h=0,i=0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0;f=c[a+16>>2]|0;if((f|0)>(e|0)){h=e+1|0;i=(h|0)==(f|0)?0:h;h=c[a+12>>2]|0;j=+g[d+12>>2];k=+g[h+(e<<3)>>2];l=+g[d+8>>2];m=+g[h+(e<<3)+4>>2];n=+g[d>>2];o=n+(j*k-l*m);p=+g[d+4>>2];q=k*l+j*m+p;m=+g[h+(i<<3)>>2];k=+g[h+(i<<3)+4>>2];r=n+(j*m-l*k);n=p+(l*m+j*k);i=b;k=+(q<n?q:n);g[i>>2]=o<r?o:r;g[i+4>>2]=k;i=b+8|0;k=+(q>n?q:n);g[i>>2]=o>r?o:r;g[i+4>>2]=k;return}else{ba(6208,148,14688,5512)}}function c_(a){a=a|0;return}function c$(a){a=a|0;return}function c0(a,b,c,d){a=a|0;b=b|0;c=c|0;d=d|0;return}function c1(a,b,c,d){a=a|0;b=b|0;c=c|0;d=d|0;return}function c2(a,b,c,d){a=a|0;b=b|0;c=+c;d=d|0;return}function c3(a,b,c,d,e){a=a|0;b=b|0;c=+c;d=d|0;e=e|0;return}function c4(a,b,c,d){a=a|0;b=b|0;c=c|0;d=d|0;return}function c5(a,b){a=a|0;b=b|0;return}function c6(a,b,d){a=a|0;b=b|0;d=d|0;var e=0.0,f=0.0,h=0.0,i=0.0,j=0.0,k=0.0,l=0,m=0;e=+g[d>>2]- +g[b>>2];f=+g[d+4>>2]- +g[b+4>>2];h=+g[b+12>>2];i=+g[b+8>>2];j=e*h+f*i;k=h*f+e*(-0.0-i);b=c[a+148>>2]|0;d=0;while(1){if((d|0)>=(b|0)){l=1;m=926;break}if((j- +g[a+20+(d<<3)>>2])*+g[a+84+(d<<3)>>2]+(k- +g[a+20+(d<<3)+4>>2])*+g[a+84+(d<<3)+4>>2]>0.0){l=0;m=925;break}else{d=d+1|0}}if((m|0)==925){return l|0}else if((m|0)==926){return l|0}return 0}function c7(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0.0,h=0.0,i=0.0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0,w=0.0,x=0.0,y=0.0,z=0.0;f=+g[d+12>>2];h=+g[a+20>>2];i=+g[d+8>>2];j=+g[a+24>>2];k=+g[d>>2];l=k+(f*h-i*j);m=+g[d+4>>2];n=h*i+f*j+m;d=c[a+148>>2]|0;if((d|0)>1){j=n;h=l;o=n;p=l;e=1;while(1){q=+g[a+20+(e<<3)>>2];r=+g[a+20+(e<<3)+4>>2];s=k+(f*q-i*r);t=q*i+f*r+m;r=h<s?h:s;q=j<t?j:t;u=p>s?p:s;s=o>t?o:t;v=e+1|0;if((v|0)<(d|0)){j=q;h=r;o=s;p=u;e=v}else{w=q;x=r;y=s;z=u;break}}}else{w=n;x=l;y=n;z=l}l=+g[a+8>>2];a=b;n=+(w-l);g[a>>2]=x-l;g[a+4>>2]=n;a=b+8|0;n=+(y+l);g[a>>2]=z+l;g[a+4>>2]=n;return}function c8(a,b,c){a=a|0;b=b|0;c=c|0;var d=0.0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0;d=+g[b+16>>2];e=+g[b+32>>2];f=+g[b+20>>2];h=+g[b+28>>2];i=d*e-f*h;j=+g[b+24>>2];k=+g[b+12>>2];l=f*j-e*k;m=h*k-d*j;n=+g[b>>2];o=+g[b+4>>2];p=+g[b+8>>2];q=i*n+o*l+m*p;if(q!=0.0){r=1.0/q}else{r=q}q=+g[c>>2];s=+g[c+4>>2];t=+g[c+8>>2];g[a>>2]=r*(i*q+s*l+m*t);g[a+4>>2]=r*((s*e-t*h)*n+o*(t*j-e*q)+(h*q-s*j)*p);g[a+8>>2]=r*((d*t-f*s)*n+o*(f*q-t*k)+(s*k-d*q)*p);return}function c9(a){a=a|0;vl(a);return}function da(a){a=a|0;vl(a);return}function db(a,b){a=a|0;b=b|0;var d=0,e=0,f=0;d=i;i=i+16|0;e=d|0;f=e;c[f>>2]=b;c[f+4>>2]=0;a2(a|0,e|0)|0;i=d;return}function dc(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,k=0,l=0,m=0.0,n=0.0,o=0,p=0.0,q=0.0,r=0,s=0,t=0.0,u=0.0,v=0.0,w=0,x=0.0,y=0.0;if((d-3|0)>>>0>=6){ba(5664,122,17936,11096)}e=a+148|0;c[e>>2]=d;d=0;do{f=b+(d<<3)|0;h=a+20+(d<<3)|0;i=c[f+4>>2]|0;c[h>>2]=c[f>>2];c[h+4>>2]=i;d=d+1|0;j=c[e>>2]|0;}while((d|0)<(j|0));if((j|0)>0){k=j;l=0}else{ba(5664,76,18928,5016)}while(1){j=l+1|0;d=(j|0)<(k|0)?j:0;m=+g[a+20+(d<<3)>>2]- +g[a+20+(l<<3)>>2];n=+g[a+20+(d<<3)+4>>2]- +g[a+20+(l<<3)+4>>2];if(m*m+n*n<=1.4210854715202004e-14){o=943;break}d=a+84+(l<<3)|0;b=d;p=+(m*-1.0);g[b>>2]=n;g[b+4>>2]=p;b=a+84+(l<<3)+4|0;p=+g[b>>2];m=+P(+(n*n+p*p));if(m>=1.1920928955078125e-7){q=1.0/m;g[d>>2]=n*q;g[b>>2]=p*q}r=c[e>>2]|0;if((j|0)<(r|0)){k=r;l=j}else{break}}if((o|0)==943){ba(5664,137,17936,8512)}o=a+12|0;l=a+20|0;if((r|0)>2){s=0;t=0.0;u=0.0;v=0.0}else{ba(5664,76,18928,5016)}do{k=a+20+(s<<3)|0;q=+g[k>>2];p=+g[k+4>>2];s=s+1|0;k=(s|0)<(r|0);if(k){w=a+20+(s<<3)|0}else{w=l}e=w;n=+g[e>>2];m=+g[e+4>>2];x=(q*m-p*n)*.5;t=t+x;y=x*.3333333432674408;u=u+(q+0.0+n)*y;v=v+(p+0.0+m)*y}while(k);if(t>1.1920928955078125e-7){y=1.0/t;w=o;t=+(v*y);g[w>>2]=u*y;g[w+4>>2]=t;return}else{ba(5664,115,18928,5488)}}function dd(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0.0,i=0.0,j=0.0,k=0.0,l=0.0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0,s=0,t=0.0,u=0.0,v=0,w=0.0,x=0,y=0.0;h=+g[e>>2];i=+g[d>>2]-h;j=+g[e+4>>2];k=+g[d+4>>2]-j;f=e+12|0;l=+g[f>>2];m=e+8|0;n=+g[m>>2];o=i*l+k*n;p=-0.0-n;q=l*k+i*p;i=+g[d+8>>2]-h;h=+g[d+12>>2]-j;j=l*i+n*h-o;n=i*p+l*h-q;h=+g[d+16>>2];d=c[a+148>>2]|0;l=0.0;e=0;r=-1;p=h;L1236:while(1){if((e|0)>=(d|0)){s=967;break}i=+g[a+84+(e<<3)>>2];k=+g[a+84+(e<<3)+4>>2];t=(+g[a+20+(e<<3)>>2]-o)*i+(+g[a+20+(e<<3)+4>>2]-q)*k;u=j*i+n*k;L1239:do{if(u==0.0){if(t<0.0){v=0;s=972;break L1236}else{w=l;x=r;y=p}}else{do{if(u<0.0){if(t>=l*u){break}w=t/u;x=e;y=p;break L1239}}while(0);if(u<=0.0){w=l;x=r;y=p;break}if(t>=p*u){w=l;x=r;y=p;break}w=l;x=r;y=t/u}}while(0);if(y<w){v=0;s=975;break}else{l=w;e=e+1|0;r=x;p=y}}if((s|0)==975){return v|0}else if((s|0)==972){return v|0}else if((s|0)==967){if(l<0.0|l>h){ba(5664,249,13872,6584);return 0}if((r|0)<=-1){v=0;return v|0}g[b+8>>2]=l;l=+g[f>>2];h=+g[a+84+(r<<3)>>2];y=+g[m>>2];p=+g[a+84+(r<<3)+4>>2];r=b;w=+(h*y+l*p);g[r>>2]=l*h-y*p;g[r+4>>2]=w;v=1;return v|0}return 0}function de(a,b,d){a=a|0;b=b|0;d=+d;var e=0,f=0.0,h=0.0,i=0,j=0.0,k=0.0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0,s=0,t=0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0;e=c[a+148>>2]|0;if((e|0)>2){f=0.0;h=0.0;i=0}else{ba(5664,306,13992,5928)}do{h=h+ +g[a+20+(i<<3)>>2];f=f+ +g[a+20+(i<<3)+4>>2];i=i+1|0;}while((i|0)<(e|0));j=1.0/+(e|0);k=h*j;h=f*j;i=a+20|0;l=a+24|0;j=0.0;f=0.0;m=0;n=0.0;o=0.0;do{p=+g[a+20+(m<<3)>>2]-k;q=+g[a+20+(m<<3)+4>>2]-h;m=m+1|0;r=(m|0)<(e|0);if(r){s=a+20+(m<<3)|0;t=a+20+(m<<3)+4|0}else{s=i;t=l}u=+g[s>>2]-k;v=+g[t>>2]-h;w=p*v-q*u;x=w*.5;o=o+x;y=x*.3333333432674408;f=f+(p+u)*y;j=j+(q+v)*y;n=n+w*.0833333358168602*(u*u+(p*p+p*u)+(v*v+(q*q+q*v)))}while(r);v=o*d;g[b>>2]=v;if(o>1.1920928955078125e-7){q=1.0/o;o=f*q;f=j*q;q=k+o;k=h+f;t=b+4|0;h=+k;g[t>>2]=q;g[t+4>>2]=h;g[b+12>>2]=n*d+v*(q*q+k*k-(o*o+f*f));return}else{ba(5664,352,13992,5488)}}function df(b,d){b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0;if((d|0)==0){e=0;return e|0}if((d|0)<=0){ba(5352,104,17408,8376);return 0}if((d|0)>640){e=vh(d)|0;return e|0}f=a[d+22064|0]|0;d=f&255;if((f&255)>=14){ba(5352,112,17408,6544);return 0}f=b+12+(d<<2)|0;g=c[f>>2]|0;if((g|0)!=0){c[f>>2]=c[g>>2];e=g;return e|0}g=b+4|0;h=c[g>>2]|0;i=b+8|0;j=b|0;if((h|0)==(c[i>>2]|0)){b=c[j>>2]|0;k=h+128|0;c[i>>2]=k;i=vh(k<<3)|0;c[j>>2]=i;k=b;b=c[g>>2]<<3;vp(i|0,k|0,b)|0;vq((c[j>>2]|0)+(c[g>>2]<<3)|0,0,1024);vi(k);l=c[g>>2]|0}else{l=h}h=c[j>>2]|0;j=vh(16384)|0;k=h+(l<<3)+4|0;c[k>>2]=j;b=c[22712+(d<<2)>>2]|0;c[h+(l<<3)>>2]=b;l=16384/(b|0)&-1;if(($(l,b)|0)>=16385){ba(5352,140,17408,5888);return 0}h=l-1|0;if((h|0)>0){l=0;d=j;while(1){i=d+($(l,b)|0)|0;m=l+1|0;c[i>>2]=d+($(m,b)|0);i=c[k>>2]|0;if((m|0)<(h|0)){l=m;d=i}else{n=i;break}}}else{n=j}c[n+($(h,b)|0)>>2]=0;c[f>>2]=c[c[k>>2]>>2];c[g>>2]=(c[g>>2]|0)+1;e=c[k>>2]|0;return e|0}function dg(b,d){b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0;e=b+102796|0;f=c[e>>2]|0;if((f|0)<=0){ba(4840,63,17080,5864)}g=f-1|0;if((c[b+102412+(g*12&-1)>>2]|0)!=(d|0)){ba(4840,65,17080,5464)}if((a[b+102412+(g*12&-1)+8|0]&1)==0){h=b+102412+(g*12&-1)+4|0;i=b+102400|0;c[i>>2]=(c[i>>2]|0)-(c[h>>2]|0);j=f;k=h}else{vi(d);j=c[e>>2]|0;k=b+102412+(g*12&-1)+4|0}g=b+102404|0;c[g>>2]=(c[g>>2]|0)-(c[k>>2]|0);c[e>>2]=j-1;return}function dh(d,e,f){d=d|0;e=e|0;f=f|0;var h=0,i=0.0,j=0,k=0,l=0,m=0,n=0,o=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0;h=e+4|0;i=+g[h>>2];if(!(i==i&!(C=0.0,C!=C)&i>+-p&i<+p)){ba(4720,27,15920,10600)}i=+g[e+8>>2];if(!(i==i&!(C=0.0,C!=C)&i>+-p&i<+p)){ba(4720,27,15920,10600)}j=e+16|0;i=+g[j>>2];if(!(i==i&!(C=0.0,C!=C)&i>+-p&i<+p)){ba(4720,28,15920,7920)}i=+g[e+20>>2];if(!(i==i&!(C=0.0,C!=C)&i>+-p&i<+p)){ba(4720,28,15920,7920)}k=e+12|0;i=+g[k>>2];if(!(i==i&!(C=0.0,C!=C)&i>+-p&i<+p)){ba(4720,29,15920,6424)}l=e+24|0;i=+g[l>>2];if(!(i==i&!(C=0.0,C!=C)&i>+-p&i<+p)){ba(4720,30,15920,5832)}m=e+32|0;i=+g[m>>2];if(i<0.0|i==i&!(C=0.0,C!=C)&i>+-p&i<+p^1){ba(4720,31,15920,5400)}n=e+28|0;i=+g[n>>2];if(i<0.0|i==i&!(C=0.0,C!=C)&i>+-p&i<+p^1){ba(4720,32,15920,4952)}o=d+4|0;b[o>>1]=0;if((a[e+39|0]&1)==0){q=0}else{b[o>>1]=8;q=8}if((a[e+38|0]&1)==0){r=q}else{s=q|16;b[o>>1]=s;r=s}if((a[e+36|0]&1)==0){t=r}else{s=r|4;b[o>>1]=s;t=s}if((a[e+37|0]&1)==0){u=t}else{s=t|2;b[o>>1]=s;u=s}if((a[e+40|0]&1)!=0){b[o>>1]=u|32}c[d+88>>2]=f;f=h;h=d+12|0;u=c[f>>2]|0;o=c[f+4>>2]|0;c[h>>2]=u;c[h+4>>2]=o;i=+g[k>>2];g[d+20>>2]=+S(+i);g[d+24>>2]=+R(+i);g[d+28>>2]=0.0;g[d+32>>2]=0.0;h=d+36|0;c[h>>2]=u;c[h+4>>2]=o;h=d+44|0;c[h>>2]=u;c[h+4>>2]=o;g[d+52>>2]=+g[k>>2];g[d+56>>2]=+g[k>>2];g[d+60>>2]=0.0;c[d+108>>2]=0;c[d+112>>2]=0;c[d+92>>2]=0;c[d+96>>2]=0;k=j;j=d+64|0;o=c[k+4>>2]|0;c[j>>2]=c[k>>2];c[j+4>>2]=o;g[d+72>>2]=+g[l>>2];g[d+132>>2]=+g[n>>2];g[d+136>>2]=+g[m>>2];g[d+140>>2]=+g[e+48>>2];g[d+76>>2]=0.0;g[d+80>>2]=0.0;g[d+84>>2]=0.0;g[d+144>>2]=0.0;m=c[e>>2]|0;c[d>>2]=m;n=d+116|0;if((m|0)==2){g[n>>2]=1.0;g[d+120>>2]=1.0;v=d+124|0;g[v>>2]=0.0;w=d+128|0;g[w>>2]=0.0;x=e+44|0;y=c[x>>2]|0;z=d+148|0;c[z>>2]=y;A=d+100|0;c[A>>2]=0;B=d+104|0;c[B>>2]=0;return}else{g[n>>2]=0.0;g[d+120>>2]=0.0;v=d+124|0;g[v>>2]=0.0;w=d+128|0;g[w>>2]=0.0;x=e+44|0;y=c[x>>2]|0;z=d+148|0;c[z>>2]=y;A=d+100|0;c[A>>2]=0;B=d+104|0;c[B>>2]=0;return}}function di(a,d){a=a|0;d=d|0;var e=0,f=0,h=0,j=0,l=0.0,m=0,n=0,o=0,p=0,q=0.0,r=0.0,s=0.0,t=0.0,u=0;e=i;i=i+16|0;f=e|0;h=a+88|0;if((c[(c[h>>2]|0)+102868>>2]&2|0)!=0){ba(4720,115,16e3,4688)}j=a|0;if((c[j>>2]|0)==(d|0)){i=e;return}c[j>>2]=d;dj(a);do{if((c[j>>2]|0)==0){g[a+64>>2]=0.0;g[a+68>>2]=0.0;g[a+72>>2]=0.0;l=+g[a+56>>2];g[a+52>>2]=l;d=a+44|0;m=a+36|0;n=c[d>>2]|0;o=c[d+4>>2]|0;c[m>>2]=n;c[m+4>>2]=o;m=f|0;d=f;p=f+8|0;q=+S(+l);g[p>>2]=q;r=+R(+l);g[p+4>>2]=r;l=+g[a+28>>2];s=+g[a+32>>2];t=+((c[k>>2]=o,+g[k>>2])-(q*l+r*s));g[m>>2]=(c[k>>2]=n,+g[k>>2])-(r*l-q*s);g[m+4>>2]=t;m=(c[h>>2]|0)+102872|0;n=c[a+100>>2]|0;if((n|0)==0){break}o=a+12|0;p=n;do{dH(p,m,d,o);p=c[p+4>>2]|0;}while((p|0)!=0)}}while(0);h=a+4|0;f=b[h>>1]|0;if((f&2)==0){b[h>>1]=f|2;g[a+144>>2]=0.0}g[a+76>>2]=0.0;g[a+80>>2]=0.0;g[a+84>>2]=0.0;f=c[a+100>>2]|0;if((f|0)==0){i=e;return}else{u=f}do{dI(u);u=c[u+4>>2]|0;}while((u|0)!=0);i=e;return}function dj(a){a=a|0;var d=0,e=0,f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0,u=0,v=0,w=0,x=0,y=0.0,z=0.0,A=0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,P=0.0,Q=0.0;d=i;i=i+16|0;e=d|0;f=a+116|0;h=a+120|0;j=a+124|0;k=a+128|0;l=a+28|0;g[l>>2]=0.0;g[a+32>>2]=0.0;vq(f|0,0,16);m=c[a>>2]|0;if((m|0)==2){n=4200;o=+g[n>>2];p=+g[n+4>>2];n=c[a+100>>2]|0;do{if((n|0)==0){q=0.0;r=o;s=p;t=1074}else{u=e|0;v=e+4|0;w=e+8|0;x=e+12|0;y=p;z=o;A=n;B=0.0;C=0.0;while(1){D=+g[A>>2];if(D==0.0){E=z;F=y;G=B;H=C}else{I=c[A+12>>2]|0;bN[c[(c[I>>2]|0)+28>>2]&127](I,e,D);D=+g[u>>2];J=D+ +g[f>>2];g[f>>2]=J;K=z+D*+g[v>>2];L=y+D*+g[w>>2];D=+g[x>>2]+ +g[j>>2];g[j>>2]=D;E=K;F=L;G=J;H=D}I=c[A+4>>2]|0;if((I|0)==0){break}else{y=F;z=E;A=I;B=G;C=H}}if(G<=0.0){q=H;r=E;s=F;t=1074;break}C=1.0/G;g[h>>2]=C;M=E*C;N=F*C;O=G;P=H}}while(0);if((t|0)==1074){g[f>>2]=1.0;g[h>>2]=1.0;M=r;N=s;O=1.0;P=q}do{if(P>0.0){if((b[a+4>>1]&16)!=0){t=1080;break}q=P-(N*N+M*M)*O;g[j>>2]=q;if(q>0.0){Q=1.0/q;break}else{ba(4720,319,16088,11792)}}else{t=1080}}while(0);if((t|0)==1080){g[j>>2]=0.0;Q=0.0}g[k>>2]=Q;k=a+44|0;Q=+g[k>>2];O=+g[k+4>>2];j=l;P=+N;g[j>>2]=M;g[j+4>>2]=P;P=+g[a+24>>2];q=+g[a+20>>2];s=+g[a+12>>2]+(P*M-q*N);r=M*q+P*N+ +g[a+16>>2];N=+s;P=+r;g[k>>2]=N;g[k+4>>2]=P;k=a+36|0;g[k>>2]=N;g[k+4>>2]=P;P=+g[a+72>>2];k=a+64|0;g[k>>2]=+g[k>>2]+(r-O)*(-0.0-P);k=a+68|0;g[k>>2]=P*(s-Q)+ +g[k>>2];i=d;return}else if((m|0)==0|(m|0)==1){m=a+12|0;k=a+36|0;j=c[m>>2]|0;l=c[m+4>>2]|0;c[k>>2]=j;c[k+4>>2]=l;k=a+44|0;c[k>>2]=j;c[k+4>>2]=l;g[a+52>>2]=+g[a+56>>2];i=d;return}else{ba(4720,284,16088,12360)}}function dk(d,e){d=d|0;e=e|0;var f=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0;f=d+88|0;h=c[f>>2]|0;if((c[h+102868>>2]&2|0)!=0){ba(4720,153,16120,4688);return 0}i=h|0;h=df(i,44)|0;if((h|0)==0){j=0}else{b[h+32>>1]=1;b[h+34>>1]=-1;b[h+36>>1]=0;c[h+40>>2]=0;c[h+24>>2]=0;c[h+28>>2]=0;vq(h|0,0,16);j=h}c[j+40>>2]=c[e+4>>2];g[j+16>>2]=+g[e+8>>2];g[j+20>>2]=+g[e+12>>2];h=j+8|0;c[h>>2]=d;k=j+4|0;c[k>>2]=0;l=j+32|0;m=e+22|0;b[l>>1]=b[m>>1]|0;b[l+2>>1]=b[m+2>>1]|0;b[l+4>>1]=b[m+4>>1]|0;a[j+38|0]=a[e+20|0]&1;m=c[e>>2]|0;l=bF[c[(c[m>>2]|0)+8>>2]&255](m,i)|0;m=j+12|0;c[m>>2]=l;n=bq[c[(c[l>>2]|0)+12>>2]&1023](l)|0;l=df(i,n*28&-1)|0;i=j+24|0;c[i>>2]=l;do{if((n|0)>0){c[l+16>>2]=0;c[(c[i>>2]|0)+24>>2]=-1;if((n|0)>1){o=1}else{break}do{c[(c[i>>2]|0)+(o*28&-1)+16>>2]=0;c[(c[i>>2]|0)+(o*28&-1)+24>>2]=-1;o=o+1|0;}while((o|0)<(n|0))}}while(0);n=j+28|0;c[n>>2]=0;o=j|0;g[o>>2]=+g[e+16>>2];do{if((b[d+4>>1]&32)!=0){e=(c[f>>2]|0)+102872|0;l=d+12|0;p=c[m>>2]|0;q=bq[c[(c[p>>2]|0)+12>>2]&1023](p)|0;c[n>>2]=q;if((q|0)>0){r=0}else{break}do{q=c[i>>2]|0;p=q+(r*28&-1)|0;s=c[m>>2]|0;t=p|0;bO[c[(c[s>>2]|0)+24>>2]&127](s,t,l,r);c[q+(r*28&-1)+24>>2]=b4(e,t,p)|0;c[q+(r*28&-1)+16>>2]=j;c[q+(r*28&-1)+20>>2]=r;r=r+1|0;}while((r|0)<(c[n>>2]|0))}}while(0);n=d+100|0;c[k>>2]=c[n>>2];c[n>>2]=j;n=d+104|0;c[n>>2]=(c[n>>2]|0)+1;c[h>>2]=d;if(+g[o>>2]<=0.0){u=c[f>>2]|0;v=u+102868|0;w=c[v>>2]|0;x=w|1;c[v>>2]=x;return j|0}dj(d);u=c[f>>2]|0;v=u+102868|0;w=c[v>>2]|0;x=w|1;c[v>>2]=x;return j|0}function dl(a){a=a|0;return}function dm(a){a=a|0;return}function dn(a){a=a|0;var d=0,e=0,f=0,j=0.0,k=0,l=0;d=i;e=a+8|0;f=c[e>>2]|0;db(11584,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(11232,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(11032,(u=i,i=i+8|0,c[u>>2]=c[a>>2],u)|0);j=+g[a+16>>2];db(10864,(u=i,i=i+16|0,h[u>>3]=+g[a+12>>2],h[u+8>>3]=j,u)|0);db(10576,(u=i,i=i+8|0,h[u>>3]=+g[a+56>>2],u)|0);j=+g[a+68>>2];db(10464,(u=i,i=i+16|0,h[u>>3]=+g[a+64>>2],h[u+8>>3]=j,u)|0);db(10320,(u=i,i=i+8|0,h[u>>3]=+g[a+72>>2],u)|0);db(10064,(u=i,i=i+8|0,h[u>>3]=+g[a+132>>2],u)|0);db(9640,(u=i,i=i+8|0,h[u>>3]=+g[a+136>>2],u)|0);k=a+4|0;db(9568,(u=i,i=i+8|0,c[u>>2]=b[k>>1]&4,u)|0);db(9144,(u=i,i=i+8|0,c[u>>2]=b[k>>1]&2,u)|0);db(8864,(u=i,i=i+8|0,c[u>>2]=b[k>>1]&16,u)|0);db(8712,(u=i,i=i+8|0,c[u>>2]=b[k>>1]&8,u)|0);db(8344,(u=i,i=i+8|0,c[u>>2]=b[k>>1]&32,u)|0);db(8128,(u=i,i=i+8|0,h[u>>3]=+g[a+140>>2],u)|0);db(7840,(u=i,i=i+8|0,c[u>>2]=c[e>>2],u)|0);db(7344,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);e=c[a+100>>2]|0;if((e|0)==0){db(11328,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);i=d;return}else{l=e}do{db(7480,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);dJ(l,f);db(7352,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);l=c[l+4>>2]|0;}while((l|0)!=0);db(11328,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);i=d;return}function dp(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0;d=c[(c[b+48>>2]|0)+8>>2]|0;e=c[(c[b+52>>2]|0)+8>>2]|0;f=c[a+72>>2]|0;do{if((f|0)!=0){if((c[b+4>>2]&2|0)==0){break}bp[c[(c[f>>2]|0)+12>>2]&511](f,b)}}while(0);f=b+8|0;g=c[f>>2]|0;h=b+12|0;if((g|0)!=0){c[g+12>>2]=c[h>>2]}g=c[h>>2]|0;if((g|0)!=0){c[g+8>>2]=c[f>>2]}f=a+60|0;if((c[f>>2]|0)==(b|0)){c[f>>2]=c[h>>2]}h=b+24|0;f=c[h>>2]|0;g=b+28|0;if((f|0)!=0){c[f+12>>2]=c[g>>2]}f=c[g>>2]|0;if((f|0)!=0){c[f+8>>2]=c[h>>2]}h=d+112|0;if((b+16|0)==(c[h>>2]|0)){c[h>>2]=c[g>>2]}g=b+40|0;h=c[g>>2]|0;d=b+44|0;if((h|0)!=0){c[h+12>>2]=c[d>>2]}h=c[d>>2]|0;if((h|0)!=0){c[h+8>>2]=c[g>>2]}g=e+112|0;if((b+32|0)!=(c[g>>2]|0)){i=a+76|0;j=c[i>>2]|0;em(b,j);k=a+64|0;l=c[k>>2]|0;m=l-1|0;c[k>>2]=m;return}c[g>>2]=c[d>>2];i=a+76|0;j=c[i>>2]|0;em(b,j);k=a+64|0;l=c[k>>2]|0;m=l-1|0;c[k>>2]=m;return}function dq(d,e){d=d|0;e=e|0;var f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0;f=d+88|0;if((c[(c[f>>2]|0)+102868>>2]&2|0)!=0){ba(4720,201,16040,4688)}g=e+8|0;if((c[g>>2]|0)!=(d|0)){ba(4720,207,16040,4464)}h=d+104|0;if((c[h>>2]|0)<=0){ba(4720,210,16040,4208)}i=d+100|0;while(1){j=c[i>>2]|0;if((j|0)==0){k=1141;break}if((j|0)==(e|0)){break}else{i=j+4|0}}if((k|0)==1141){ba(4720,226,16040,12760)}j=e+4|0;c[i>>2]=c[j>>2];i=c[d+112>>2]|0;if((i|0)!=0){l=i;do{i=c[l+4>>2]|0;l=c[l+12>>2]|0;if((c[i+48>>2]|0)==(e|0)|(c[i+52>>2]|0)==(e|0)){dp((c[f>>2]|0)+102872|0,i)}}while((l|0)!=0)}l=c[f>>2]|0;f=l|0;if((b[d+4>>1]&32)!=0){i=e+28|0;if((c[i>>2]|0)>0){m=e+24|0;n=l+102912|0;o=l+102904|0;p=l+102900|0;q=l+102872|0;r=0;do{s=(c[m>>2]|0)+(r*28&-1)+24|0;t=c[s>>2]|0;u=c[n>>2]|0;v=0;while(1){if((v|0)>=(u|0)){break}w=(c[o>>2]|0)+(v<<2)|0;if((c[w>>2]|0)==(t|0)){k=1151;break}else{v=v+1|0}}if((k|0)==1151){k=0;c[w>>2]=-1}c[p>>2]=(c[p>>2]|0)-1;cl(q,t);c[s>>2]=-1;r=r+1|0;}while((r|0)<(c[i>>2]|0))}c[i>>2]=0}dK(e,f);c[g>>2]=0;c[j>>2]=0;j=a[22108]|0;if((j&255)<14){g=l+12+((j&255)<<2)|0;c[e>>2]=c[g>>2];c[g>>2]=e;c[h>>2]=(c[h>>2]|0)-1;dj(d);return}else{ba(5352,173,17448,6544)}}function dr(a,d){a=a|0;d=d|0;var e=0,f=0,h=0,i=0.0,j=0.0,l=0.0,m=0.0,n=0.0,o=0,p=0.0,q=0.0,r=0.0;if((c[(c[a+88>>2]|0)+102868>>2]&2|0)!=0){ba(4720,340,16232,4688)}if((c[a>>2]|0)!=2){return}e=a+120|0;g[e>>2]=0.0;f=a+124|0;g[f>>2]=0.0;h=a+128|0;g[h>>2]=0.0;i=+g[d>>2];j=i>0.0?i:1.0;g[a+116>>2]=j;g[e>>2]=1.0/j;i=+g[d+12>>2];do{if(i>0.0){if((b[a+4>>1]&16)!=0){break}l=+g[d+4>>2];m=+g[d+8>>2];n=i-j*(l*l+m*m);g[f>>2]=n;if(n>0.0){g[h>>2]=1.0/n;break}else{ba(4720,366,16232,11792)}}}while(0);h=a+44|0;j=+g[h>>2];i=+g[h+4>>2];f=d+4|0;d=a+28|0;e=c[f>>2]|0;o=c[f+4>>2]|0;c[d>>2]=e;c[d+4>>2]=o;n=+g[a+24>>2];m=(c[k>>2]=e,+g[k>>2]);l=+g[a+20>>2];p=(c[k>>2]=o,+g[k>>2]);q=+g[a+12>>2]+(n*m-l*p);r=m*l+n*p+ +g[a+16>>2];p=+q;n=+r;g[h>>2]=p;g[h+4>>2]=n;h=a+36|0;g[h>>2]=p;g[h+4>>2]=n;n=+g[a+72>>2];h=a+64|0;g[h>>2]=+g[h>>2]+(r-i)*(-0.0-n);h=a+68|0;g[h>>2]=n*(q-j)+ +g[h>>2];return}function ds(a,b,d){a=a|0;b=b|0;d=+d;var e=0,f=0,h=0,i=0.0,j=0.0,l=0,m=0,n=0,o=0.0,p=0.0,q=0.0,r=0.0,s=0,t=0,u=0,v=0;e=a+88|0;f=c[e>>2]|0;if((c[f+102868>>2]&2|0)!=0){ba(4720,404,16176,4688)}h=a+12|0;i=+S(+d);g[a+20>>2]=i;j=+R(+d);g[a+24>>2]=j;l=b;b=h;m=c[l>>2]|0;n=c[l+4>>2]|0;c[b>>2]=m;c[b+4>>2]=n;o=+g[a+28>>2];p=+g[a+32>>2];b=a+44|0;q=+((c[k>>2]=m,+g[k>>2])+(j*o-i*p));r=+(o*i+j*p+(c[k>>2]=n,+g[k>>2]));g[b>>2]=q;g[b+4>>2]=r;g[a+56>>2]=d;b=a+36|0;g[b>>2]=q;g[b+4>>2]=r;g[a+52>>2]=d;b=f+102872|0;n=c[a+100>>2]|0;if((n|0)==0){s=f;t=s+102872|0;u=t|0;dy(u,t);return}else{v=n}do{dH(v,b,h,h);v=c[v+4>>2]|0;}while((v|0)!=0);s=c[e>>2]|0;t=s+102872|0;u=t|0;dy(u,t);return}function dt(a,d){a=a|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0;e=a+88|0;f=c[e>>2]|0;if((c[f+102868>>2]&2|0)!=0){ba(4720,443,15968,4688)}g=a+4|0;h=b[g>>1]|0;if(!((h&32)!=0^d)){return}if(d){b[g>>1]=h|32;d=f+102872|0;i=c[a+100>>2]|0;if((i|0)==0){return}j=a+12|0;k=i;while(1){i=k+28|0;if((c[i>>2]|0)!=0){l=1184;break}m=k+12|0;n=c[m>>2]|0;o=bq[c[(c[n>>2]|0)+12>>2]&1023](n)|0;c[i>>2]=o;if((o|0)>0){o=k+24|0;n=0;do{p=c[o>>2]|0;q=p+(n*28&-1)|0;r=c[m>>2]|0;s=q|0;bO[c[(c[r>>2]|0)+24>>2]&127](r,s,j,n);c[p+(n*28&-1)+24>>2]=b4(d,s,q)|0;c[p+(n*28&-1)+16>>2]=k;c[p+(n*28&-1)+20>>2]=n;n=n+1|0;}while((n|0)<(c[i>>2]|0))}i=c[k+4>>2]|0;if((i|0)==0){l=1205;break}else{k=i}}if((l|0)==1205){return}else if((l|0)==1184){ba(12280,124,14968,12608)}}b[g>>1]=h&-33;h=c[a+100>>2]|0;if((h|0)!=0){g=f+102912|0;k=f+102904|0;d=f+102900|0;j=f+102872|0;f=h;do{h=f+28|0;if((c[h>>2]|0)>0){i=f+24|0;n=0;do{m=(c[i>>2]|0)+(n*28&-1)+24|0;o=c[m>>2]|0;p=c[g>>2]|0;q=0;while(1){if((q|0)>=(p|0)){break}t=(c[k>>2]|0)+(q<<2)|0;if((c[t>>2]|0)==(o|0)){l=1196;break}else{q=q+1|0}}if((l|0)==1196){l=0;c[t>>2]=-1}c[d>>2]=(c[d>>2]|0)-1;cl(j,o);c[m>>2]=-1;n=n+1|0;}while((n|0)<(c[h>>2]|0))}c[h>>2]=0;f=c[f+4>>2]|0;}while((f|0)!=0)}f=a+112|0;a=c[f>>2]|0;if((a|0)!=0){j=a;while(1){a=c[j+12>>2]|0;dp((c[e>>2]|0)+102872|0,c[j+4>>2]|0);if((a|0)==0){break}else{j=a}}}c[f>>2]=0;return}function du(a,b){a=a|0;b=b|0;var d=0,e=0,f=0;d=c[a>>2]|0;e=c[b>>2]|0;if((d|0)<(e|0)){f=1;return f|0}if((d|0)!=(e|0)){f=0;return f|0}f=(c[a+4>>2]|0)<(c[b+4>>2]|0);return f|0}function dv(d,e,f){d=d|0;e=e|0;f=f|0;var h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0;h=c[e+16>>2]|0;i=c[f+16>>2]|0;j=c[e+20>>2]|0;e=c[f+20>>2]|0;f=c[h+8>>2]|0;k=c[i+8>>2]|0;if((f|0)==(k|0)){return}l=c[k+112>>2]|0;L1593:do{if((l|0)!=0){m=l;while(1){if((c[m>>2]|0)==(f|0)){n=c[m+4>>2]|0;o=c[n+48>>2]|0;p=c[n+52>>2]|0;q=c[n+56>>2]|0;r=c[n+60>>2]|0;if((o|0)==(h|0)&(p|0)==(i|0)&(q|0)==(j|0)&(r|0)==(e|0)){s=1241;break}if((o|0)==(i|0)&(p|0)==(h|0)&(q|0)==(e|0)&(r|0)==(j|0)){s=1247;break}}m=c[m+12>>2]|0;if((m|0)==0){break L1593}}if((s|0)==1241){return}else if((s|0)==1247){return}}}while(0);do{if((c[k>>2]|0)!=2){if((c[f>>2]|0)==2){break}return}}while(0);s=c[k+108>>2]|0;L1608:do{if((s|0)!=0){k=s;while(1){if((c[k>>2]|0)==(f|0)){if((a[(c[k+4>>2]|0)+61|0]&1)==0){break}}k=c[k+12>>2]|0;if((k|0)==0){break L1608}}return}}while(0);f=c[d+68>>2]|0;do{if((f|0)!=0){if(bv[c[(c[f>>2]|0)+8>>2]&127](f,h,i)|0){break}return}}while(0);f=el(h,j,i,e,c[d+76>>2]|0)|0;if((f|0)==0){return}e=c[(c[f+48>>2]|0)+8>>2]|0;i=c[(c[f+52>>2]|0)+8>>2]|0;c[f+8>>2]=0;j=d+60|0;c[f+12>>2]=c[j>>2];h=c[j>>2]|0;if((h|0)!=0){c[h+8>>2]=f}c[j>>2]=f;j=f+16|0;c[f+20>>2]=f;c[j>>2]=i;c[f+24>>2]=0;h=e+112|0;c[f+28>>2]=c[h>>2];s=c[h>>2]|0;if((s|0)!=0){c[s+8>>2]=j}c[h>>2]=j;j=f+32|0;c[f+36>>2]=f;c[j>>2]=e;c[f+40>>2]=0;h=i+112|0;c[f+44>>2]=c[h>>2];f=c[h>>2]|0;if((f|0)!=0){c[f+8>>2]=j}c[h>>2]=j;j=e+4|0;h=b[j>>1]|0;if((h&2)==0){b[j>>1]=h|2;g[e+144>>2]=0.0}e=i+4|0;h=b[e>>1]|0;if((h&2)==0){b[e>>1]=h|2;g[i+144>>2]=0.0}i=d+64|0;c[i>>2]=(c[i>>2]|0)+1;return}function dw(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0;e=i;i=i+1040|0;f=e|0;h=f+4|0;j=f|0;c[j>>2]=h;k=f+1028|0;c[k>>2]=0;l=f+1032|0;c[l>>2]=256;c[(c[j>>2]|0)+(c[k>>2]<<2)>>2]=c[a>>2];f=(c[k>>2]|0)+1|0;c[k>>2]=f;if((f|0)>0){m=a+4|0;a=d|0;n=d+4|0;o=d+8|0;p=d+12|0;d=b+56|0;q=b+52|0;r=b+48|0;s=b+44|0;b=f;while(1){f=b-1|0;c[k>>2]=f;t=c[j>>2]|0;u=c[t+(f<<2)>>2]|0;do{if((u|0)==-1){v=f}else{w=c[m>>2]|0;if(+g[a>>2]- +g[w+(u*36&-1)+8>>2]>0.0|+g[n>>2]- +g[w+(u*36&-1)+12>>2]>0.0|+g[w+(u*36&-1)>>2]- +g[o>>2]>0.0|+g[w+(u*36&-1)+4>>2]- +g[p>>2]>0.0){v=f;break}x=w+(u*36&-1)+24|0;if((c[x>>2]|0)==-1){y=c[d>>2]|0;if((y|0)==(u|0)){v=f;break}z=c[q>>2]|0;if((z|0)==(c[r>>2]|0)){A=c[s>>2]|0;c[r>>2]=z<<1;B=vh(z*24&-1)|0;c[s>>2]=B;C=A;A=(c[q>>2]|0)*12&-1;vp(B|0,C|0,A)|0;vi(C);D=c[d>>2]|0;E=c[q>>2]|0}else{D=y;E=z}c[(c[s>>2]|0)+(E*12&-1)>>2]=(D|0)>(u|0)?u:D;z=c[d>>2]|0;c[(c[s>>2]|0)+((c[q>>2]|0)*12&-1)+4>>2]=(z|0)<(u|0)?u:z;c[q>>2]=(c[q>>2]|0)+1;v=c[k>>2]|0;break}do{if((f|0)==(c[l>>2]|0)){c[l>>2]=f<<1;z=vh(f<<3)|0;c[j>>2]=z;y=t;C=c[k>>2]<<2;vp(z|0,y|0,C)|0;if((t|0)==(h|0)){break}vi(y)}}while(0);c[(c[j>>2]|0)+(c[k>>2]<<2)>>2]=c[x>>2];y=(c[k>>2]|0)+1|0;c[k>>2]=y;C=w+(u*36&-1)+28|0;do{if((y|0)==(c[l>>2]|0)){z=c[j>>2]|0;c[l>>2]=y<<1;A=vh(y<<3)|0;c[j>>2]=A;B=z;F=c[k>>2]<<2;vp(A|0,B|0,F)|0;if((z|0)==(h|0)){break}vi(B)}}while(0);c[(c[j>>2]|0)+(c[k>>2]<<2)>>2]=c[C>>2];y=(c[k>>2]|0)+1|0;c[k>>2]=y;v=y}}while(0);if((v|0)>0){b=v}else{break}}}v=c[j>>2]|0;if((v|0)==(h|0)){i=e;return}vi(v);c[j>>2]=0;i=e;return}function dx(d){d=d|0;var e=0,f=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0;e=c[d+60>>2]|0;if((e|0)==0){return}f=d+12|0;h=d+4|0;i=d+72|0;j=d+68|0;k=e;L1672:while(1){e=c[k+48>>2]|0;l=c[k+52>>2]|0;m=c[k+56>>2]|0;n=c[k+60>>2]|0;o=c[e+8>>2]|0;p=c[l+8>>2]|0;q=k+4|0;r=c[q>>2]|0;L1674:do{if((r&8|0)==0){s=1287}else{if((c[p>>2]|0)==2){s=1276}else{if((c[o>>2]|0)==2){s=1276}}L1678:do{if((s|0)==1276){s=0;t=c[p+108>>2]|0;if((t|0)!=0){u=t;do{if((c[u>>2]|0)==(o|0)){if((a[(c[u+4>>2]|0)+61|0]&1)==0){break L1678}}u=c[u+12>>2]|0;}while((u|0)!=0)}u=c[j>>2]|0;do{if((u|0)==0){v=r}else{if(bv[c[(c[u>>2]|0)+8>>2]&127](u,e,l)|0){v=c[q>>2]|0;break}else{t=c[k+12>>2]|0;dp(d,k);w=t;break L1674}}}while(0);c[q>>2]=v&-9;s=1287;break L1674}}while(0);u=c[k+12>>2]|0;dp(d,k);w=u}}while(0);do{if((s|0)==1287){s=0;if((b[o+4>>1]&2)==0){x=0}else{x=(c[o>>2]|0)!=0&1}if((b[p+4>>1]&2)==0){y=1}else{y=(c[p>>2]|0)==0}if((x|0)==0&y){w=c[k+12>>2]|0;break}q=c[(c[e+24>>2]|0)+(m*28&-1)+24>>2]|0;r=c[(c[l+24>>2]|0)+(n*28&-1)+24>>2]|0;if((q|0)<=-1){s=1305;break L1672}u=c[f>>2]|0;if((u|0)<=(q|0)){s=1304;break L1672}t=c[h>>2]|0;if(!((r|0)>-1&(u|0)>(r|0))){s=1297;break L1672}if(+g[t+(r*36&-1)>>2]- +g[t+(q*36&-1)+8>>2]>0.0|+g[t+(r*36&-1)+4>>2]- +g[t+(q*36&-1)+12>>2]>0.0|+g[t+(q*36&-1)>>2]- +g[t+(r*36&-1)+8>>2]>0.0|+g[t+(q*36&-1)+4>>2]- +g[t+(r*36&-1)+12>>2]>0.0){r=c[k+12>>2]|0;dp(d,k);w=r;break}else{eh(k,c[i>>2]|0);w=c[k+12>>2]|0;break}}}while(0);if((w|0)==0){s=1302;break}else{k=w}}if((s|0)==1297){ba(10360,159,14456,9904)}else if((s|0)==1302){return}else if((s|0)==1304){ba(10360,159,14456,9904)}else if((s|0)==1305){ba(10360,159,14456,9904)}}function dy(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0;d=i;i=i+8|0;e=d|0;f=a+52|0;c[f>>2]=0;g=a+40|0;h=c[g>>2]|0;do{if((h|0)>0){j=a+32|0;k=a+56|0;l=a|0;m=a+12|0;n=a+4|0;o=0;p=h;while(1){q=c[(c[j>>2]|0)+(o<<2)>>2]|0;c[k>>2]=q;if((q|0)==-1){r=p}else{if((q|0)<=-1){s=1329;break}if((c[m>>2]|0)<=(q|0)){s=1330;break}dw(l,a,(c[n>>2]|0)+(q*36&-1)|0);r=c[g>>2]|0}q=o+1|0;if((q|0)<(r|0)){o=q;p=r}else{s=1314;break}}if((s|0)==1314){t=c[f>>2]|0;break}else if((s|0)==1329){ba(10360,159,14456,9904)}else if((s|0)==1330){ba(10360,159,14456,9904)}}else{t=0}}while(0);c[g>>2]=0;g=a+44|0;r=c[g>>2]|0;c[e>>2]=122;dz(r,r+(t*12&-1)|0,e);if((c[f>>2]|0)<=0){i=d;return}e=a+12|0;t=a+4|0;a=0;L1735:while(1){r=c[g>>2]|0;h=r+(a*12&-1)|0;p=c[h>>2]|0;if((p|0)<=-1){s=1328;break}o=c[e>>2]|0;if((o|0)<=(p|0)){s=1327;break}n=c[t>>2]|0;l=r+(a*12&-1)+4|0;r=c[l>>2]|0;if(!((r|0)>-1&(o|0)>(r|0))){s=1321;break}dv(b,c[n+(p*36&-1)+16>>2]|0,c[n+(r*36&-1)+16>>2]|0);r=c[f>>2]|0;n=a;while(1){p=n+1|0;if((p|0)>=(r|0)){s=1331;break L1735}o=c[g>>2]|0;if((c[o+(p*12&-1)>>2]|0)!=(c[h>>2]|0)){a=p;continue L1735}if((c[o+(p*12&-1)+4>>2]|0)==(c[l>>2]|0)){n=p}else{a=p;continue L1735}}}if((s|0)==1321){ba(10360,153,14408,9904)}else if((s|0)==1331){i=d;return}else if((s|0)==1327){ba(10360,153,14408,9904)}else if((s|0)==1328){ba(10360,153,14408,9904)}}function dz(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0;e=i;i=i+480|0;f=e|0;g=e+16|0;h=e+32|0;j=e+48|0;k=e+64|0;l=e+224|0;m=e+240|0;n=e+256|0;o=e+272|0;p=e+288|0;q=e+304|0;r=e+320|0;s=e+336|0;t=e+352|0;u=e+368|0;v=e+464|0;w=e+160|0;x=e+176|0;y=e+192|0;z=e+208|0;A=e+384|0;B=e+400|0;C=e+432|0;D=e+448|0;E=e+416|0;F=e+80|0;G=e+96|0;H=e+112|0;I=e+128|0;J=e+144|0;K=a;a=b;L1750:while(1){b=a;L=a-12|0;M=L;N=K;L1752:while(1){O=N;P=b-O|0;Q=(P|0)/12&-1;if((Q|0)==0|(Q|0)==1){R=1432;break L1750}else if((Q|0)==5){R=1347;break L1750}else if((Q|0)==4){R=1346;break L1750}else if((Q|0)==3){R=1338;break L1750}else if((Q|0)==2){R=1336;break L1750}if((P|0)<372){R=1353;break L1750}Q=(P|0)/24&-1;S=N+(Q*12&-1)|0;do{if((P|0)>11988){T=(P|0)/48&-1;U=N+(T*12&-1)|0;V=N+((T+Q|0)*12&-1)|0;T=dA(N,U,S,V,d)|0;if(!(bF[c[d>>2]&255](L,V)|0)){W=T;break}X=V;c[z>>2]=c[X>>2];c[z+4>>2]=c[X+4>>2];c[z+8>>2]=c[X+8>>2];c[X>>2]=c[M>>2];c[X+4>>2]=c[M+4>>2];c[X+8>>2]=c[M+8>>2];c[M>>2]=c[z>>2];c[M+4>>2]=c[z+4>>2];c[M+8>>2]=c[z+8>>2];if(!(bF[c[d>>2]&255](V,S)|0)){W=T+1|0;break}V=S;c[x>>2]=c[V>>2];c[x+4>>2]=c[V+4>>2];c[x+8>>2]=c[V+8>>2];c[V>>2]=c[X>>2];c[V+4>>2]=c[X+4>>2];c[V+8>>2]=c[X+8>>2];c[X>>2]=c[x>>2];c[X+4>>2]=c[x+4>>2];c[X+8>>2]=c[x+8>>2];if(!(bF[c[d>>2]&255](S,U)|0)){W=T+2|0;break}X=U;c[w>>2]=c[X>>2];c[w+4>>2]=c[X+4>>2];c[w+8>>2]=c[X+8>>2];c[X>>2]=c[V>>2];c[X+4>>2]=c[V+4>>2];c[X+8>>2]=c[V+8>>2];c[V>>2]=c[w>>2];c[V+4>>2]=c[w+4>>2];c[V+8>>2]=c[w+8>>2];if(!(bF[c[d>>2]&255](U,N)|0)){W=T+3|0;break}U=N;c[y>>2]=c[U>>2];c[y+4>>2]=c[U+4>>2];c[y+8>>2]=c[U+8>>2];c[U>>2]=c[X>>2];c[U+4>>2]=c[X+4>>2];c[U+8>>2]=c[X+8>>2];c[X>>2]=c[y>>2];c[X+4>>2]=c[y+4>>2];c[X+8>>2]=c[y+8>>2];W=T+4|0}else{T=bF[c[d>>2]&255](S,N)|0;X=bF[c[d>>2]&255](L,S)|0;if(!T){if(!X){W=0;break}T=S;c[J>>2]=c[T>>2];c[J+4>>2]=c[T+4>>2];c[J+8>>2]=c[T+8>>2];c[T>>2]=c[M>>2];c[T+4>>2]=c[M+4>>2];c[T+8>>2]=c[M+8>>2];c[M>>2]=c[J>>2];c[M+4>>2]=c[J+4>>2];c[M+8>>2]=c[J+8>>2];if(!(bF[c[d>>2]&255](S,N)|0)){W=1;break}U=N;c[H>>2]=c[U>>2];c[H+4>>2]=c[U+4>>2];c[H+8>>2]=c[U+8>>2];c[U>>2]=c[T>>2];c[U+4>>2]=c[T+4>>2];c[U+8>>2]=c[T+8>>2];c[T>>2]=c[H>>2];c[T+4>>2]=c[H+4>>2];c[T+8>>2]=c[H+8>>2];W=2;break}T=N;if(X){c[F>>2]=c[T>>2];c[F+4>>2]=c[T+4>>2];c[F+8>>2]=c[T+8>>2];c[T>>2]=c[M>>2];c[T+4>>2]=c[M+4>>2];c[T+8>>2]=c[M+8>>2];c[M>>2]=c[F>>2];c[M+4>>2]=c[F+4>>2];c[M+8>>2]=c[F+8>>2];W=1;break}c[G>>2]=c[T>>2];c[G+4>>2]=c[T+4>>2];c[G+8>>2]=c[T+8>>2];X=S;c[T>>2]=c[X>>2];c[T+4>>2]=c[X+4>>2];c[T+8>>2]=c[X+8>>2];c[X>>2]=c[G>>2];c[X+4>>2]=c[G+4>>2];c[X+8>>2]=c[G+8>>2];if(!(bF[c[d>>2]&255](L,S)|0)){W=1;break}c[I>>2]=c[X>>2];c[I+4>>2]=c[X+4>>2];c[I+8>>2]=c[X+8>>2];c[X>>2]=c[M>>2];c[X+4>>2]=c[M+4>>2];c[X+8>>2]=c[M+8>>2];c[M>>2]=c[I>>2];c[M+4>>2]=c[I+4>>2];c[M+8>>2]=c[I+8>>2];W=2}}while(0);do{if(bF[c[d>>2]&255](N,S)|0){Y=L;Z=W}else{Q=L;while(1){_=Q-12|0;if((N|0)==(_|0)){break}if(bF[c[d>>2]&255](_,S)|0){R=1395;break}else{Q=_}}if((R|0)==1395){R=0;Q=N;c[E>>2]=c[Q>>2];c[E+4>>2]=c[Q+4>>2];c[E+8>>2]=c[Q+8>>2];P=_;c[Q>>2]=c[P>>2];c[Q+4>>2]=c[P+4>>2];c[Q+8>>2]=c[P+8>>2];c[P>>2]=c[E>>2];c[P+4>>2]=c[E+4>>2];c[P+8>>2]=c[E+8>>2];Y=_;Z=W+1|0;break}P=N+12|0;if(bF[c[d>>2]&255](N,L)|0){$=P}else{Q=P;while(1){if((Q|0)==(L|0)){R=1422;break L1750}aa=Q+12|0;if(bF[c[d>>2]&255](N,Q)|0){break}else{Q=aa}}P=Q;c[D>>2]=c[P>>2];c[D+4>>2]=c[P+4>>2];c[D+8>>2]=c[P+8>>2];c[P>>2]=c[M>>2];c[P+4>>2]=c[M+4>>2];c[P+8>>2]=c[M+8>>2];c[M>>2]=c[D>>2];c[M+4>>2]=c[D+4>>2];c[M+8>>2]=c[D+8>>2];$=aa}if(($|0)==(L|0)){R=1416;break L1750}else{ab=L;ac=$}while(1){P=ac;while(1){ad=P+12|0;if(bF[c[d>>2]&255](N,P)|0){ae=ab;break}else{P=ad}}do{ae=ae-12|0;}while(bF[c[d>>2]&255](N,ae)|0);if(P>>>0>=ae>>>0){N=P;continue L1752}X=P;c[C>>2]=c[X>>2];c[C+4>>2]=c[X+4>>2];c[C+8>>2]=c[X+8>>2];T=ae;c[X>>2]=c[T>>2];c[X+4>>2]=c[T+4>>2];c[X+8>>2]=c[T+8>>2];c[T>>2]=c[C>>2];c[T+4>>2]=c[C+4>>2];c[T+8>>2]=c[C+8>>2];ab=ae;ac=ad}}}while(0);Q=N+12|0;L1795:do{if(Q>>>0<Y>>>0){T=Y;X=Q;U=Z;V=S;while(1){af=X;while(1){ag=af+12|0;if(bF[c[d>>2]&255](af,V)|0){af=ag}else{ah=T;break}}do{ah=ah-12|0;}while(!(bF[c[d>>2]&255](ah,V)|0));if(af>>>0>ah>>>0){ai=af;aj=U;ak=V;break L1795}P=af;c[B>>2]=c[P>>2];c[B+4>>2]=c[P+4>>2];c[B+8>>2]=c[P+8>>2];al=ah;c[P>>2]=c[al>>2];c[P+4>>2]=c[al+4>>2];c[P+8>>2]=c[al+8>>2];c[al>>2]=c[B>>2];c[al+4>>2]=c[B+4>>2];c[al+8>>2]=c[B+8>>2];T=ah;X=ag;U=U+1|0;V=(V|0)==(af|0)?ah:V}}else{ai=Q;aj=Z;ak=S}}while(0);do{if((ai|0)==(ak|0)){am=aj}else{if(!(bF[c[d>>2]&255](ak,ai)|0)){am=aj;break}S=ai;c[A>>2]=c[S>>2];c[A+4>>2]=c[S+4>>2];c[A+8>>2]=c[S+8>>2];Q=ak;c[S>>2]=c[Q>>2];c[S+4>>2]=c[Q+4>>2];c[S+8>>2]=c[Q+8>>2];c[Q>>2]=c[A>>2];c[Q+4>>2]=c[A+4>>2];c[Q+8>>2]=c[A+8>>2];am=aj+1|0}}while(0);if((am|0)==0){an=dF(N,ai,d)|0;Q=ai+12|0;if(dF(Q,a,d)|0){R=1407;break}if(an){N=Q;continue}}Q=ai;if((Q-O|0)>=(b-Q|0)){R=1411;break}dz(N,ai,d);N=ai+12|0}if((R|0)==1411){R=0;dz(ai+12|0,a,d);K=N;a=ai;continue}else if((R|0)==1407){R=0;if(an){R=1424;break}else{K=N;a=ai;continue}}}if((R|0)==1432){i=e;return}else if((R|0)==1416){i=e;return}else if((R|0)==1422){i=e;return}else if((R|0)==1424){i=e;return}else if((R|0)==1347){ai=N+12|0;K=N+24|0;an=N+36|0;am=m;m=n;n=o;o=p;dA(N,ai,K,an,d)|0;if(!(bF[c[d>>2]&255](L,an)|0)){i=e;return}p=an;c[o>>2]=c[p>>2];c[o+4>>2]=c[p+4>>2];c[o+8>>2]=c[p+8>>2];c[p>>2]=c[M>>2];c[p+4>>2]=c[M+4>>2];c[p+8>>2]=c[M+8>>2];c[M>>2]=c[o>>2];c[M+4>>2]=c[o+4>>2];c[M+8>>2]=c[o+8>>2];if(!(bF[c[d>>2]&255](an,K)|0)){i=e;return}an=K;c[m>>2]=c[an>>2];c[m+4>>2]=c[an+4>>2];c[m+8>>2]=c[an+8>>2];c[an>>2]=c[p>>2];c[an+4>>2]=c[p+4>>2];c[an+8>>2]=c[p+8>>2];c[p>>2]=c[m>>2];c[p+4>>2]=c[m+4>>2];c[p+8>>2]=c[m+8>>2];if(!(bF[c[d>>2]&255](K,ai)|0)){i=e;return}K=ai;c[am>>2]=c[K>>2];c[am+4>>2]=c[K+4>>2];c[am+8>>2]=c[K+8>>2];c[K>>2]=c[an>>2];c[K+4>>2]=c[an+4>>2];c[K+8>>2]=c[an+8>>2];c[an>>2]=c[am>>2];c[an+4>>2]=c[am+4>>2];c[an+8>>2]=c[am+8>>2];if(!(bF[c[d>>2]&255](ai,N)|0)){i=e;return}ai=N;c[n>>2]=c[ai>>2];c[n+4>>2]=c[ai+4>>2];c[n+8>>2]=c[ai+8>>2];c[ai>>2]=c[K>>2];c[ai+4>>2]=c[K+4>>2];c[ai+8>>2]=c[K+8>>2];c[K>>2]=c[n>>2];c[K+4>>2]=c[n+4>>2];c[K+8>>2]=c[n+8>>2];i=e;return}else if((R|0)==1346){dA(N,N+12|0,N+24|0,L,d)|0;i=e;return}else if((R|0)==1353){n=l;K=N+24|0;ai=N+12|0;am=f;f=g;g=h;h=j;j=k;k=bF[c[d>>2]&255](ai,N)|0;an=bF[c[d>>2]&255](K,ai)|0;do{if(k){m=N;if(an){c[am>>2]=c[m>>2];c[am+4>>2]=c[m+4>>2];c[am+8>>2]=c[m+8>>2];p=K;c[m>>2]=c[p>>2];c[m+4>>2]=c[p+4>>2];c[m+8>>2]=c[p+8>>2];c[p>>2]=c[am>>2];c[p+4>>2]=c[am+4>>2];c[p+8>>2]=c[am+8>>2];break}c[f>>2]=c[m>>2];c[f+4>>2]=c[m+4>>2];c[f+8>>2]=c[m+8>>2];p=ai;c[m>>2]=c[p>>2];c[m+4>>2]=c[p+4>>2];c[m+8>>2]=c[p+8>>2];c[p>>2]=c[f>>2];c[p+4>>2]=c[f+4>>2];c[p+8>>2]=c[f+8>>2];if(!(bF[c[d>>2]&255](K,ai)|0)){break}c[h>>2]=c[p>>2];c[h+4>>2]=c[p+4>>2];c[h+8>>2]=c[p+8>>2];m=K;c[p>>2]=c[m>>2];c[p+4>>2]=c[m+4>>2];c[p+8>>2]=c[m+8>>2];c[m>>2]=c[h>>2];c[m+4>>2]=c[h+4>>2];c[m+8>>2]=c[h+8>>2]}else{if(!an){break}m=ai;c[j>>2]=c[m>>2];c[j+4>>2]=c[m+4>>2];c[j+8>>2]=c[m+8>>2];p=K;c[m>>2]=c[p>>2];c[m+4>>2]=c[p+4>>2];c[m+8>>2]=c[p+8>>2];c[p>>2]=c[j>>2];c[p+4>>2]=c[j+4>>2];c[p+8>>2]=c[j+8>>2];if(!(bF[c[d>>2]&255](ai,N)|0)){break}p=N;c[g>>2]=c[p>>2];c[g+4>>2]=c[p+4>>2];c[g+8>>2]=c[p+8>>2];c[p>>2]=c[m>>2];c[p+4>>2]=c[m+4>>2];c[p+8>>2]=c[m+8>>2];c[m>>2]=c[g>>2];c[m+4>>2]=c[g+4>>2];c[m+8>>2]=c[g+8>>2]}}while(0);g=N+36|0;if((g|0)==(a|0)){i=e;return}else{ao=K;ap=g}while(1){if(bF[c[d>>2]&255](ap,ao)|0){g=ap;c[n>>2]=c[g>>2];c[n+4>>2]=c[g+4>>2];c[n+8>>2]=c[g+8>>2];g=ao;K=ap;while(1){ai=K;aq=g;c[ai>>2]=c[aq>>2];c[ai+4>>2]=c[aq+4>>2];c[ai+8>>2]=c[aq+8>>2];if((g|0)==(N|0)){break}ai=g-12|0;if(bF[c[d>>2]&255](l,ai)|0){K=g;g=ai}else{break}}c[aq>>2]=c[n>>2];c[aq+4>>2]=c[n+4>>2];c[aq+8>>2]=c[n+8>>2]}g=ap+12|0;if((g|0)==(a|0)){break}else{ao=ap;ap=g}}i=e;return}else if((R|0)==1338){ap=N+12|0;ao=q;q=r;r=s;s=t;t=u;u=bF[c[d>>2]&255](ap,N)|0;a=bF[c[d>>2]&255](L,ap)|0;if(!u){if(!a){i=e;return}u=ap;c[t>>2]=c[u>>2];c[t+4>>2]=c[u+4>>2];c[t+8>>2]=c[u+8>>2];c[u>>2]=c[M>>2];c[u+4>>2]=c[M+4>>2];c[u+8>>2]=c[M+8>>2];c[M>>2]=c[t>>2];c[M+4>>2]=c[t+4>>2];c[M+8>>2]=c[t+8>>2];if(!(bF[c[d>>2]&255](ap,N)|0)){i=e;return}t=N;c[r>>2]=c[t>>2];c[r+4>>2]=c[t+4>>2];c[r+8>>2]=c[t+8>>2];c[t>>2]=c[u>>2];c[t+4>>2]=c[u+4>>2];c[t+8>>2]=c[u+8>>2];c[u>>2]=c[r>>2];c[u+4>>2]=c[r+4>>2];c[u+8>>2]=c[r+8>>2];i=e;return}r=N;if(a){c[ao>>2]=c[r>>2];c[ao+4>>2]=c[r+4>>2];c[ao+8>>2]=c[r+8>>2];c[r>>2]=c[M>>2];c[r+4>>2]=c[M+4>>2];c[r+8>>2]=c[M+8>>2];c[M>>2]=c[ao>>2];c[M+4>>2]=c[ao+4>>2];c[M+8>>2]=c[ao+8>>2];i=e;return}c[q>>2]=c[r>>2];c[q+4>>2]=c[r+4>>2];c[q+8>>2]=c[r+8>>2];ao=ap;c[r>>2]=c[ao>>2];c[r+4>>2]=c[ao+4>>2];c[r+8>>2]=c[ao+8>>2];c[ao>>2]=c[q>>2];c[ao+4>>2]=c[q+4>>2];c[ao+8>>2]=c[q+8>>2];if(!(bF[c[d>>2]&255](L,ap)|0)){i=e;return}c[s>>2]=c[ao>>2];c[s+4>>2]=c[ao+4>>2];c[s+8>>2]=c[ao+8>>2];c[ao>>2]=c[M>>2];c[ao+4>>2]=c[M+4>>2];c[ao+8>>2]=c[M+8>>2];c[M>>2]=c[s>>2];c[M+4>>2]=c[s+4>>2];c[M+8>>2]=c[s+8>>2];i=e;return}else if((R|0)==1336){if(!(bF[c[d>>2]&255](L,N)|0)){i=e;return}L=v;v=N;c[L>>2]=c[v>>2];c[L+4>>2]=c[v+4>>2];c[L+8>>2]=c[v+8>>2];c[v>>2]=c[M>>2];c[v+4>>2]=c[M+4>>2];c[v+8>>2]=c[M+8>>2];c[M>>2]=c[L>>2];c[M+4>>2]=c[L+4>>2];c[M+8>>2]=c[L+8>>2];i=e;return}}function dA(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0;g=i;i=i+128|0;h=g+80|0;j=g+96|0;k=g+112|0;l=g|0;m=g+16|0;n=g+32|0;o=g+48|0;p=g+64|0;q=bF[c[f>>2]&255](b,a)|0;r=bF[c[f>>2]&255](d,b)|0;do{if(q){s=a;if(r){c[l>>2]=c[s>>2];c[l+4>>2]=c[s+4>>2];c[l+8>>2]=c[s+8>>2];t=d;c[s>>2]=c[t>>2];c[s+4>>2]=c[t+4>>2];c[s+8>>2]=c[t+8>>2];c[t>>2]=c[l>>2];c[t+4>>2]=c[l+4>>2];c[t+8>>2]=c[l+8>>2];u=1;break}c[m>>2]=c[s>>2];c[m+4>>2]=c[s+4>>2];c[m+8>>2]=c[s+8>>2];t=b;c[s>>2]=c[t>>2];c[s+4>>2]=c[t+4>>2];c[s+8>>2]=c[t+8>>2];c[t>>2]=c[m>>2];c[t+4>>2]=c[m+4>>2];c[t+8>>2]=c[m+8>>2];if(!(bF[c[f>>2]&255](d,b)|0)){u=1;break}c[o>>2]=c[t>>2];c[o+4>>2]=c[t+4>>2];c[o+8>>2]=c[t+8>>2];s=d;c[t>>2]=c[s>>2];c[t+4>>2]=c[s+4>>2];c[t+8>>2]=c[s+8>>2];c[s>>2]=c[o>>2];c[s+4>>2]=c[o+4>>2];c[s+8>>2]=c[o+8>>2];u=2}else{if(!r){u=0;break}s=b;c[p>>2]=c[s>>2];c[p+4>>2]=c[s+4>>2];c[p+8>>2]=c[s+8>>2];t=d;c[s>>2]=c[t>>2];c[s+4>>2]=c[t+4>>2];c[s+8>>2]=c[t+8>>2];c[t>>2]=c[p>>2];c[t+4>>2]=c[p+4>>2];c[t+8>>2]=c[p+8>>2];if(!(bF[c[f>>2]&255](b,a)|0)){u=1;break}t=a;c[n>>2]=c[t>>2];c[n+4>>2]=c[t+4>>2];c[n+8>>2]=c[t+8>>2];c[t>>2]=c[s>>2];c[t+4>>2]=c[s+4>>2];c[t+8>>2]=c[s+8>>2];c[s>>2]=c[n>>2];c[s+4>>2]=c[n+4>>2];c[s+8>>2]=c[n+8>>2];u=2}}while(0);if(!(bF[c[f>>2]&255](e,d)|0)){v=u;i=g;return v|0}n=k;k=d;c[n>>2]=c[k>>2];c[n+4>>2]=c[k+4>>2];c[n+8>>2]=c[k+8>>2];p=e;c[k>>2]=c[p>>2];c[k+4>>2]=c[p+4>>2];c[k+8>>2]=c[p+8>>2];c[p>>2]=c[n>>2];c[p+4>>2]=c[n+4>>2];c[p+8>>2]=c[n+8>>2];if(!(bF[c[f>>2]&255](d,b)|0)){v=u+1|0;i=g;return v|0}d=h;h=b;c[d>>2]=c[h>>2];c[d+4>>2]=c[h+4>>2];c[d+8>>2]=c[h+8>>2];c[h>>2]=c[k>>2];c[h+4>>2]=c[k+4>>2];c[h+8>>2]=c[k+8>>2];c[k>>2]=c[d>>2];c[k+4>>2]=c[d+4>>2];c[k+8>>2]=c[d+8>>2];if(!(bF[c[f>>2]&255](b,a)|0)){v=u+2|0;i=g;return v|0}b=j;j=a;c[b>>2]=c[j>>2];c[b+4>>2]=c[j+4>>2];c[b+8>>2]=c[j+8>>2];c[j>>2]=c[h>>2];c[j+4>>2]=c[h+4>>2];c[j+8>>2]=c[h+8>>2];c[h>>2]=c[b>>2];c[h+4>>2]=c[b+4>>2];c[h+8>>2]=c[b+8>>2];v=u+3|0;i=g;return v|0}function dB(a,b){a=a|0;b=b|0;return}function dC(a,b){a=a|0;b=b|0;return}function dD(a,b,c){a=a|0;b=b|0;c=c|0;return}function dE(a,b,c){a=a|0;b=b|0;c=c|0;return}function dF(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0;e=i;i=i+256|0;f=e|0;g=e+16|0;h=e+32|0;j=e+48|0;k=e+64|0;l=e+144|0;m=e+160|0;n=e+176|0;o=e+192|0;p=e+208|0;q=e+224|0;r=e+240|0;s=(b-a|0)/12&-1;if((s|0)==5){t=a+12|0;u=a+24|0;v=a+36|0;w=b-12|0;x=e+80|0;y=e+96|0;z=e+112|0;A=e+128|0;dA(a,t,u,v,d)|0;if(!(bF[c[d>>2]&255](w,v)|0)){B=1;i=e;return B|0}C=v;c[A>>2]=c[C>>2];c[A+4>>2]=c[C+4>>2];c[A+8>>2]=c[C+8>>2];D=w;c[C>>2]=c[D>>2];c[C+4>>2]=c[D+4>>2];c[C+8>>2]=c[D+8>>2];c[D>>2]=c[A>>2];c[D+4>>2]=c[A+4>>2];c[D+8>>2]=c[A+8>>2];if(!(bF[c[d>>2]&255](v,u)|0)){B=1;i=e;return B|0}v=u;c[y>>2]=c[v>>2];c[y+4>>2]=c[v+4>>2];c[y+8>>2]=c[v+8>>2];c[v>>2]=c[C>>2];c[v+4>>2]=c[C+4>>2];c[v+8>>2]=c[C+8>>2];c[C>>2]=c[y>>2];c[C+4>>2]=c[y+4>>2];c[C+8>>2]=c[y+8>>2];if(!(bF[c[d>>2]&255](u,t)|0)){B=1;i=e;return B|0}u=t;c[x>>2]=c[u>>2];c[x+4>>2]=c[u+4>>2];c[x+8>>2]=c[u+8>>2];c[u>>2]=c[v>>2];c[u+4>>2]=c[v+4>>2];c[u+8>>2]=c[v+8>>2];c[v>>2]=c[x>>2];c[v+4>>2]=c[x+4>>2];c[v+8>>2]=c[x+8>>2];if(!(bF[c[d>>2]&255](t,a)|0)){B=1;i=e;return B|0}t=a;c[z>>2]=c[t>>2];c[z+4>>2]=c[t+4>>2];c[z+8>>2]=c[t+8>>2];c[t>>2]=c[u>>2];c[t+4>>2]=c[u+4>>2];c[t+8>>2]=c[u+8>>2];c[u>>2]=c[z>>2];c[u+4>>2]=c[z+4>>2];c[u+8>>2]=c[z+8>>2];B=1;i=e;return B|0}else if((s|0)==2){z=b-12|0;if(!(bF[c[d>>2]&255](z,a)|0)){B=1;i=e;return B|0}u=q;q=a;c[u>>2]=c[q>>2];c[u+4>>2]=c[q+4>>2];c[u+8>>2]=c[q+8>>2];t=z;c[q>>2]=c[t>>2];c[q+4>>2]=c[t+4>>2];c[q+8>>2]=c[t+8>>2];c[t>>2]=c[u>>2];c[t+4>>2]=c[u+4>>2];c[t+8>>2]=c[u+8>>2];B=1;i=e;return B|0}else if((s|0)==4){dA(a,a+12|0,a+24|0,b-12|0,d)|0;B=1;i=e;return B|0}else if((s|0)==3){u=a+12|0;t=b-12|0;q=l;l=m;m=n;n=o;o=p;p=bF[c[d>>2]&255](u,a)|0;z=bF[c[d>>2]&255](t,u)|0;if(!p){if(!z){B=1;i=e;return B|0}p=u;c[o>>2]=c[p>>2];c[o+4>>2]=c[p+4>>2];c[o+8>>2]=c[p+8>>2];x=t;c[p>>2]=c[x>>2];c[p+4>>2]=c[x+4>>2];c[p+8>>2]=c[x+8>>2];c[x>>2]=c[o>>2];c[x+4>>2]=c[o+4>>2];c[x+8>>2]=c[o+8>>2];if(!(bF[c[d>>2]&255](u,a)|0)){B=1;i=e;return B|0}o=a;c[m>>2]=c[o>>2];c[m+4>>2]=c[o+4>>2];c[m+8>>2]=c[o+8>>2];c[o>>2]=c[p>>2];c[o+4>>2]=c[p+4>>2];c[o+8>>2]=c[p+8>>2];c[p>>2]=c[m>>2];c[p+4>>2]=c[m+4>>2];c[p+8>>2]=c[m+8>>2];B=1;i=e;return B|0}m=a;if(z){c[q>>2]=c[m>>2];c[q+4>>2]=c[m+4>>2];c[q+8>>2]=c[m+8>>2];z=t;c[m>>2]=c[z>>2];c[m+4>>2]=c[z+4>>2];c[m+8>>2]=c[z+8>>2];c[z>>2]=c[q>>2];c[z+4>>2]=c[q+4>>2];c[z+8>>2]=c[q+8>>2];B=1;i=e;return B|0}c[l>>2]=c[m>>2];c[l+4>>2]=c[m+4>>2];c[l+8>>2]=c[m+8>>2];q=u;c[m>>2]=c[q>>2];c[m+4>>2]=c[q+4>>2];c[m+8>>2]=c[q+8>>2];c[q>>2]=c[l>>2];c[q+4>>2]=c[l+4>>2];c[q+8>>2]=c[l+8>>2];if(!(bF[c[d>>2]&255](t,u)|0)){B=1;i=e;return B|0}c[n>>2]=c[q>>2];c[n+4>>2]=c[q+4>>2];c[n+8>>2]=c[q+8>>2];u=t;c[q>>2]=c[u>>2];c[q+4>>2]=c[u+4>>2];c[q+8>>2]=c[u+8>>2];c[u>>2]=c[n>>2];c[u+4>>2]=c[n+4>>2];c[u+8>>2]=c[n+8>>2];B=1;i=e;return B|0}else if((s|0)==0|(s|0)==1){B=1;i=e;return B|0}else{s=a+24|0;n=a+12|0;u=f;f=g;g=h;h=j;j=k;k=bF[c[d>>2]&255](n,a)|0;q=bF[c[d>>2]&255](s,n)|0;do{if(k){t=a;if(q){c[u>>2]=c[t>>2];c[u+4>>2]=c[t+4>>2];c[u+8>>2]=c[t+8>>2];l=s;c[t>>2]=c[l>>2];c[t+4>>2]=c[l+4>>2];c[t+8>>2]=c[l+8>>2];c[l>>2]=c[u>>2];c[l+4>>2]=c[u+4>>2];c[l+8>>2]=c[u+8>>2];break}c[f>>2]=c[t>>2];c[f+4>>2]=c[t+4>>2];c[f+8>>2]=c[t+8>>2];l=n;c[t>>2]=c[l>>2];c[t+4>>2]=c[l+4>>2];c[t+8>>2]=c[l+8>>2];c[l>>2]=c[f>>2];c[l+4>>2]=c[f+4>>2];c[l+8>>2]=c[f+8>>2];if(!(bF[c[d>>2]&255](s,n)|0)){break}c[h>>2]=c[l>>2];c[h+4>>2]=c[l+4>>2];c[h+8>>2]=c[l+8>>2];t=s;c[l>>2]=c[t>>2];c[l+4>>2]=c[t+4>>2];c[l+8>>2]=c[t+8>>2];c[t>>2]=c[h>>2];c[t+4>>2]=c[h+4>>2];c[t+8>>2]=c[h+8>>2]}else{if(!q){break}t=n;c[j>>2]=c[t>>2];c[j+4>>2]=c[t+4>>2];c[j+8>>2]=c[t+8>>2];l=s;c[t>>2]=c[l>>2];c[t+4>>2]=c[l+4>>2];c[t+8>>2]=c[l+8>>2];c[l>>2]=c[j>>2];c[l+4>>2]=c[j+4>>2];c[l+8>>2]=c[j+8>>2];if(!(bF[c[d>>2]&255](n,a)|0)){break}l=a;c[g>>2]=c[l>>2];c[g+4>>2]=c[l+4>>2];c[g+8>>2]=c[l+8>>2];c[l>>2]=c[t>>2];c[l+4>>2]=c[t+4>>2];c[l+8>>2]=c[t+8>>2];c[t>>2]=c[g>>2];c[t+4>>2]=c[g+4>>2];c[t+8>>2]=c[g+8>>2]}}while(0);g=a+36|0;if((g|0)==(b|0)){B=1;i=e;return B|0}n=r;j=s;s=0;q=g;while(1){if(bF[c[d>>2]&255](q,j)|0){g=q;c[n>>2]=c[g>>2];c[n+4>>2]=c[g+4>>2];c[n+8>>2]=c[g+8>>2];g=j;h=q;while(1){f=h;E=g;c[f>>2]=c[E>>2];c[f+4>>2]=c[E+4>>2];c[f+8>>2]=c[E+8>>2];if((g|0)==(a|0)){break}f=g-12|0;if(bF[c[d>>2]&255](r,f)|0){h=g;g=f}else{break}}c[E>>2]=c[n>>2];c[E+4>>2]=c[n+4>>2];c[E+8>>2]=c[n+8>>2];g=s+1|0;if((g|0)==8){break}else{F=g}}else{F=s}g=q+12|0;if((g|0)==(b|0)){B=1;G=1499;break}else{j=q;s=F;q=g}}if((G|0)==1499){i=e;return B|0}B=(q+12|0)==(b|0);i=e;return B|0}return 0}function dG(a){a=a|0;vl(a);return}function dH(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0,O=0,P=0;f=i;i=i+40|0;h=f|0;j=f+16|0;k=f+32|0;l=a+28|0;if((c[l>>2]|0)<=0){i=f;return}m=a+24|0;n=a+12|0;a=h|0;o=j|0;p=h+4|0;q=j+4|0;r=h+8|0;s=j+8|0;t=h+12|0;u=j+12|0;v=e|0;w=d|0;x=e+4|0;y=d+4|0;z=k|0;A=k+4|0;B=b|0;C=b+40|0;D=b+36|0;E=b+32|0;b=0;do{F=c[m>>2]|0;G=c[n>>2]|0;H=F+(b*28&-1)+20|0;bO[c[(c[G>>2]|0)+24>>2]&127](G,h,d,c[H>>2]|0);G=c[n>>2]|0;bO[c[(c[G>>2]|0)+24>>2]&127](G,j,e,c[H>>2]|0);H=F+(b*28&-1)|0;I=+g[a>>2];J=+g[o>>2];K=+g[p>>2];L=+g[q>>2];G=H;M=+(K<L?K:L);g[G>>2]=I<J?I:J;g[G+4>>2]=M;M=+g[r>>2];J=+g[s>>2];I=+g[t>>2];L=+g[u>>2];G=F+(b*28&-1)+8|0;K=+(I>L?I:L);g[G>>2]=M>J?M:J;g[G+4>>2]=K;K=+g[x>>2]- +g[y>>2];g[z>>2]=+g[v>>2]- +g[w>>2];g[A>>2]=K;G=c[F+(b*28&-1)+24>>2]|0;if(cn(B,G,H,k)|0){H=c[C>>2]|0;if((H|0)==(c[D>>2]|0)){F=c[E>>2]|0;c[D>>2]=H<<1;N=vh(H<<3)|0;c[E>>2]=N;O=F;F=c[C>>2]<<2;vp(N|0,O|0,F)|0;vi(O);P=c[C>>2]|0}else{P=H}c[(c[E>>2]|0)+(P<<2)>>2]=G;c[C>>2]=(c[C>>2]|0)+1}b=b+1|0;}while((b|0)<(c[l>>2]|0));i=f;return}function dI(a){a=a|0;var b=0,d=0,e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0;b=a+8|0;d=c[b>>2]|0;if((d|0)==0){return}e=c[d+112>>2]|0;if((e|0)==0){f=d}else{d=e;do{e=c[d+4>>2]|0;if((c[e+48>>2]|0)==(a|0)|(c[e+52>>2]|0)==(a|0)){g=e+4|0;c[g>>2]=c[g>>2]|8}d=c[d+12>>2]|0;}while((d|0)!=0);f=c[b>>2]|0}b=c[f+88>>2]|0;if((b|0)==0){return}f=a+28|0;if((c[f>>2]|0)<=0){return}d=a+24|0;a=b+102912|0;g=b+102908|0;e=b+102904|0;b=0;h=c[a>>2]|0;do{i=c[(c[d>>2]|0)+(b*28&-1)+24>>2]|0;if((h|0)==(c[g>>2]|0)){j=c[e>>2]|0;c[g>>2]=h<<1;k=vh(h<<3)|0;c[e>>2]=k;l=j;j=c[a>>2]<<2;vp(k|0,l|0,j)|0;vi(l);m=c[a>>2]|0}else{m=h}c[(c[e>>2]|0)+(m<<2)>>2]=i;h=(c[a>>2]|0)+1|0;c[a>>2]=h;b=b+1|0;}while((b|0)<(c[f>>2]|0));return}function dJ(d,f){d=d|0;f=f|0;var j=0,k=0,l=0,m=0.0,n=0,o=0,p=0,q=0.0,r=0,s=0,t=0,v=0;j=i;db(7320,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(6312,(u=i,i=i+8|0,h[u>>3]=+g[d+16>>2],u)|0);db(5776,(u=i,i=i+8|0,h[u>>3]=+g[d+20>>2],u)|0);db(5272,(u=i,i=i+8|0,h[u>>3]=+g[d>>2],u)|0);db(4904,(u=i,i=i+8|0,c[u>>2]=a[d+38|0]&1,u)|0);db(4624,(u=i,i=i+8|0,c[u>>2]=e[d+32>>1]|0,u)|0);db(4392,(u=i,i=i+8|0,c[u>>2]=e[d+34>>1]|0,u)|0);db(12896,(u=i,i=i+8|0,c[u>>2]=b[d+36>>1]|0,u)|0);k=c[d+12>>2]|0;d=c[k+4>>2]|0;if((d|0)==1){db(11368,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(12200,(u=i,i=i+8|0,h[u>>3]=+g[k+8>>2],u)|0);l=k+28|0;m=+g[l+4>>2];db(11152,(u=i,i=i+16|0,h[u>>3]=+g[l>>2],h[u+8>>3]=m,u)|0);m=+g[k+16>>2];db(10928,(u=i,i=i+16|0,h[u>>3]=+g[k+12>>2],h[u+8>>3]=m,u)|0);l=k+20|0;m=+g[l+4>>2];db(10728,(u=i,i=i+16|0,h[u>>3]=+g[l>>2],h[u+8>>3]=m,u)|0);m=+g[k+40>>2];db(10528,(u=i,i=i+16|0,h[u>>3]=+g[k+36>>2],h[u+8>>3]=m,u)|0);db(10408,(u=i,i=i+8|0,c[u>>2]=a[k+44|0]&1,u)|0);db(10200,(u=i,i=i+8|0,c[u>>2]=a[k+45|0]&1,u)|0)}else if((d|0)==0){db(12696,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(12200,(u=i,i=i+8|0,h[u>>3]=+g[k+8>>2],u)|0);m=+g[k+16>>2];db(11600,(u=i,i=i+16|0,h[u>>3]=+g[k+12>>2],h[u+8>>3]=m,u)|0)}else if((d|0)==2){db(9872,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(9544,(u=i,i=i+8|0,c[u>>2]=8,u)|0);l=k+148|0;n=c[l>>2]|0;if((n|0)>0){o=k+20|0;p=0;while(1){m=+g[o+(p<<3)>>2];q=+g[o+(p<<3)+4>>2];db(9104,(u=i,i=i+24|0,c[u>>2]=p,h[u+8>>3]=m,h[u+16>>3]=q,u)|0);r=p+1|0;s=c[l>>2]|0;if((r|0)<(s|0)){p=r}else{t=s;break}}}else{t=n}db(8840,(u=i,i=i+8|0,c[u>>2]=t,u)|0)}else if((d|0)==3){d=k;db(8680,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);t=k+16|0;db(9544,(u=i,i=i+8|0,c[u>>2]=c[t>>2],u)|0);n=c[t>>2]|0;if((n|0)>0){p=k+12|0;l=0;while(1){o=c[p>>2]|0;q=+g[o+(l<<3)>>2];m=+g[o+(l<<3)+4>>2];db(9104,(u=i,i=i+24|0,c[u>>2]=l,h[u+8>>3]=q,h[u+16>>3]=m,u)|0);o=l+1|0;s=c[t>>2]|0;if((o|0)<(s|0)){l=o}else{v=s;break}}}else{v=n}db(8312,(u=i,i=i+8|0,c[u>>2]=v,u)|0);v=k+20|0;m=+g[v+4>>2];db(8080,(u=i,i=i+16|0,h[u>>3]=+g[v>>2],h[u+8>>3]=m,u)|0);v=k+28|0;m=+g[v+4>>2];db(7792,(u=i,i=i+16|0,h[u>>3]=+g[v>>2],h[u+8>>3]=m,u)|0);db(7584,(u=i,i=i+8|0,c[u>>2]=a[k+36|0]&1,u)|0);db(7440,(u=i,i=i+8|0,c[u>>2]=a[d+37|0]&1,u)|0)}else{i=j;return}db(7344,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(7208,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(7344,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(7016,(u=i,i=i+8|0,c[u>>2]=f,u)|0);i=j;return}function dK(b,d){b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0;if((c[b+28>>2]|0)!=0){ba(12280,72,14920,12608)}e=b+12|0;f=c[e>>2]|0;g=bq[c[(c[f>>2]|0)+12>>2]&1023](f)|0;f=b+24|0;b=c[f>>2]|0;h=b;i=g*28&-1;do{if((i|0)!=0){if((i|0)<=0){ba(5352,164,17448,8376)}if((i|0)>640){vi(h);break}g=a[i+22064|0]|0;if((g&255)<14){j=d+12+((g&255)<<2)|0;c[b>>2]=c[j>>2];c[j>>2]=b;break}else{ba(5352,173,17448,6544)}}}while(0);c[f>>2]=0;f=c[e>>2]|0;b=c[f+4>>2]|0;if((b|0)==3){bo[c[c[f>>2]>>2]&511](f);i=a[22104]|0;if((i&255)>=14){ba(5352,173,17448,6544)}h=d+12+((i&255)<<2)|0;c[f>>2]=c[h>>2];c[h>>2]=f;c[e>>2]=0;return}else if((b|0)==0){bo[c[c[f>>2]>>2]&511](f);h=a[22084]|0;if((h&255)>=14){ba(5352,173,17448,6544)}i=d+12+((h&255)<<2)|0;c[f>>2]=c[i>>2];c[i>>2]=f;c[e>>2]=0;return}else if((b|0)==2){bo[c[c[f>>2]>>2]&511](f);i=a[22216]|0;if((i&255)>=14){ba(5352,173,17448,6544)}h=d+12+((i&255)<<2)|0;c[f>>2]=c[h>>2];c[h>>2]=f;c[e>>2]=0;return}else if((b|0)==1){bo[c[c[f>>2]>>2]&511](f);b=a[22112]|0;if((b&255)>=14){ba(5352,173,17448,6544)}h=d+12+((b&255)<<2)|0;c[f>>2]=c[h>>2];c[h>>2]=f;c[e>>2]=0;return}else{ba(12280,115,14920,11592)}}function dL(b,d,e,f,g,h){b=b|0;d=d|0;e=e|0;f=f|0;g=g|0;h=h|0;var i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0;i=b+40|0;c[i>>2]=d;c[b+44>>2]=e;c[b+48>>2]=f;c[b+28>>2]=0;c[b+36>>2]=0;c[b+32>>2]=0;j=b|0;c[j>>2]=g;c[b+4>>2]=h;h=d<<2;d=g+102796|0;k=c[d>>2]|0;if((k|0)>=32){ba(4840,38,17040,6448)}l=g+102412+(k*12&-1)|0;c[g+102412+(k*12&-1)+4>>2]=h;m=g+102400|0;n=c[m>>2]|0;if((n+h|0)>102400){c[l>>2]=vh(h)|0;a[g+102412+(k*12&-1)+8|0]=1}else{c[l>>2]=g+n;a[g+102412+(k*12&-1)+8|0]=0;c[m>>2]=(c[m>>2]|0)+h}m=g+102404|0;k=(c[m>>2]|0)+h|0;c[m>>2]=k;m=g+102408|0;g=c[m>>2]|0;c[m>>2]=(g|0)>(k|0)?g:k;c[d>>2]=(c[d>>2]|0)+1;c[b+8>>2]=c[l>>2];l=c[j>>2]|0;d=e<<2;e=l+102796|0;k=c[e>>2]|0;if((k|0)>=32){ba(4840,38,17040,6448)}g=l+102412+(k*12&-1)|0;c[l+102412+(k*12&-1)+4>>2]=d;m=l+102400|0;h=c[m>>2]|0;if((h+d|0)>102400){c[g>>2]=vh(d)|0;a[l+102412+(k*12&-1)+8|0]=1}else{c[g>>2]=l+h;a[l+102412+(k*12&-1)+8|0]=0;c[m>>2]=(c[m>>2]|0)+d}m=l+102404|0;k=(c[m>>2]|0)+d|0;c[m>>2]=k;m=l+102408|0;l=c[m>>2]|0;c[m>>2]=(l|0)>(k|0)?l:k;c[e>>2]=(c[e>>2]|0)+1;c[b+12>>2]=c[g>>2];g=c[j>>2]|0;e=f<<2;f=g+102796|0;k=c[f>>2]|0;if((k|0)>=32){ba(4840,38,17040,6448)}l=g+102412+(k*12&-1)|0;c[g+102412+(k*12&-1)+4>>2]=e;m=g+102400|0;d=c[m>>2]|0;if((d+e|0)>102400){c[l>>2]=vh(e)|0;a[g+102412+(k*12&-1)+8|0]=1}else{c[l>>2]=g+d;a[g+102412+(k*12&-1)+8|0]=0;c[m>>2]=(c[m>>2]|0)+e}m=g+102404|0;k=(c[m>>2]|0)+e|0;c[m>>2]=k;m=g+102408|0;g=c[m>>2]|0;c[m>>2]=(g|0)>(k|0)?g:k;c[f>>2]=(c[f>>2]|0)+1;c[b+16>>2]=c[l>>2];l=c[j>>2]|0;f=(c[i>>2]|0)*12&-1;k=l+102796|0;g=c[k>>2]|0;if((g|0)>=32){ba(4840,38,17040,6448)}m=l+102412+(g*12&-1)|0;c[l+102412+(g*12&-1)+4>>2]=f;e=l+102400|0;d=c[e>>2]|0;if((d+f|0)>102400){c[m>>2]=vh(f)|0;a[l+102412+(g*12&-1)+8|0]=1}else{c[m>>2]=l+d;a[l+102412+(g*12&-1)+8|0]=0;c[e>>2]=(c[e>>2]|0)+f}e=l+102404|0;g=(c[e>>2]|0)+f|0;c[e>>2]=g;e=l+102408|0;l=c[e>>2]|0;c[e>>2]=(l|0)>(g|0)?l:g;c[k>>2]=(c[k>>2]|0)+1;c[b+24>>2]=c[m>>2];m=c[j>>2]|0;j=(c[i>>2]|0)*12&-1;i=m+102796|0;k=c[i>>2]|0;if((k|0)>=32){ba(4840,38,17040,6448)}g=m+102412+(k*12&-1)|0;c[m+102412+(k*12&-1)+4>>2]=j;l=m+102400|0;e=c[l>>2]|0;if((e+j|0)>102400){c[g>>2]=vh(j)|0;a[m+102412+(k*12&-1)+8|0]=1;o=m+102404|0;p=c[o>>2]|0;q=p+j|0;c[o>>2]=q;r=m+102408|0;s=c[r>>2]|0;t=(s|0)>(q|0);u=t?s:q;c[r>>2]=u;v=c[i>>2]|0;w=v+1|0;c[i>>2]=w;x=g|0;y=c[x>>2]|0;z=y;A=b+20|0;c[A>>2]=z;return}else{c[g>>2]=m+e;a[m+102412+(k*12&-1)+8|0]=0;c[l>>2]=(c[l>>2]|0)+j;o=m+102404|0;p=c[o>>2]|0;q=p+j|0;c[o>>2]=q;r=m+102408|0;s=c[r>>2]|0;t=(s|0)>(q|0);u=t?s:q;c[r>>2]=u;v=c[i>>2]|0;w=v+1|0;c[i>>2]=w;x=g|0;y=c[x>>2]|0;z=y;A=b+20|0;c[A>>2]=z;return}}function dM(d,e,f,h,j){d=d|0;e=e|0;f=f|0;h=h|0;j=j|0;var l=0,m=0,n=0,o=0,p=0,q=0.0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0,O=0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0.0,ad=0.0,ae=0;l=i;i=i+160|0;m=l|0;n=l+24|0;o=l+56|0;p=l+104|0;q=+g[f>>2];r=d+28|0;if((c[r>>2]|0)>0){s=d+8|0;t=h|0;u=h+4|0;h=d+20|0;v=d+24|0;w=0;while(1){x=c[(c[s>>2]|0)+(w<<2)>>2]|0;y=x+44|0;z=c[y>>2]|0;A=c[y+4>>2]|0;B=+g[x+56>>2];y=x+64|0;C=+g[y>>2];D=+g[y+4>>2];E=+g[x+72>>2];y=x+36|0;c[y>>2]=z;c[y+4>>2]=A;g[x+52>>2]=B;if((c[x>>2]|0)==2){F=+g[x+140>>2];G=+g[x+120>>2];H=1.0-q*+g[x+132>>2];I=H<1.0?H:1.0;H=I<0.0?0.0:I;I=1.0-q*+g[x+136>>2];J=I<1.0?I:1.0;K=(E+q*+g[x+128>>2]*+g[x+84>>2])*(J<0.0?0.0:J);L=(C+q*(F*+g[t>>2]+G*+g[x+76>>2]))*H;M=(D+q*(F*+g[u>>2]+G*+g[x+80>>2]))*H}else{K=E;L=C;M=D}x=(c[h>>2]|0)+(w*12&-1)|0;c[x>>2]=z;c[x+4>>2]=A;g[(c[h>>2]|0)+(w*12&-1)+8>>2]=B;A=(c[v>>2]|0)+(w*12&-1)|0;B=+M;g[A>>2]=L;g[A+4>>2]=B;g[(c[v>>2]|0)+(w*12&-1)+8>>2]=K;A=w+1|0;if((A|0)<(c[r>>2]|0)){w=A}else{N=h;O=v;break}}}else{N=d+20|0;O=d+24|0}v=n;h=f;c[v>>2]=c[h>>2];c[v+4>>2]=c[h+4>>2];c[v+8>>2]=c[h+8>>2];c[v+12>>2]=c[h+12>>2];c[v+16>>2]=c[h+16>>2];c[v+20>>2]=c[h+20>>2];v=c[N>>2]|0;c[n+24>>2]=v;w=c[O>>2]|0;c[n+28>>2]=w;u=o;c[u>>2]=c[h>>2];c[u+4>>2]=c[h+4>>2];c[u+8>>2]=c[h+8>>2];c[u+12>>2]=c[h+12>>2];c[u+16>>2]=c[h+16>>2];c[u+20>>2]=c[h+20>>2];h=d+12|0;c[o+24>>2]=c[h>>2];u=d+36|0;c[o+28>>2]=c[u>>2];c[o+32>>2]=v;c[o+36>>2]=w;c[o+40>>2]=c[d>>2];en(p,o);ep(p);if((a[f+20|0]&1)!=0){eo(p)}o=d+32|0;if((c[o>>2]|0)>0){w=d+16|0;v=0;do{t=c[(c[w>>2]|0)+(v<<2)>>2]|0;bp[c[(c[t>>2]|0)+28>>2]&511](t,n);v=v+1|0;}while((v|0)<(c[o>>2]|0))}g[e+12>>2]=0.0;v=f+12|0;if((c[v>>2]|0)>0){w=d+16|0;t=0;do{if((c[o>>2]|0)>0){s=0;do{A=c[(c[w>>2]|0)+(s<<2)>>2]|0;bp[c[(c[A>>2]|0)+32>>2]&511](A,n);s=s+1|0;}while((s|0)<(c[o>>2]|0))}er(p);t=t+1|0;}while((t|0)<(c[v>>2]|0))}v=c[p+48>>2]|0;if((v|0)>0){t=c[p+40>>2]|0;w=c[p+44>>2]|0;s=0;do{A=c[w+(c[t+(s*152&-1)+148>>2]<<2)>>2]|0;x=t+(s*152&-1)+144|0;if((c[x>>2]|0)>0){z=0;do{g[A+64+(z*20&-1)+8>>2]=+g[t+(s*152&-1)+(z*36&-1)+16>>2];g[A+64+(z*20&-1)+12>>2]=+g[t+(s*152&-1)+(z*36&-1)+20>>2];z=z+1|0;}while((z|0)<(c[x>>2]|0))}s=s+1|0;}while((s|0)<(v|0))}g[e+16>>2]=0.0;if((c[r>>2]|0)>0){v=0;do{s=c[N>>2]|0;t=s+(v*12&-1)|0;K=+g[t>>2];L=+g[t+4>>2];M=+g[s+(v*12&-1)+8>>2];s=c[O>>2]|0;w=s+(v*12&-1)|0;B=+g[w>>2];D=+g[w+4>>2];C=+g[s+(v*12&-1)+8>>2];E=q*B;H=q*D;G=E*E+H*H;if(G>4.0){H=2.0/+P(+G);Q=B*H;T=D*H}else{Q=B;T=D}D=q*C;if(D*D>2.4674012660980225){if(D>0.0){U=D}else{U=-0.0-D}V=C*(1.5707963705062866/U)}else{V=C}C=+(L+q*T);g[t>>2]=K+q*Q;g[t+4>>2]=C;g[(c[N>>2]|0)+(v*12&-1)+8>>2]=M+q*V;t=(c[O>>2]|0)+(v*12&-1)|0;M=+T;g[t>>2]=Q;g[t+4>>2]=M;g[(c[O>>2]|0)+(v*12&-1)+8>>2]=V;v=v+1|0;}while((v|0)<(c[r>>2]|0))}v=f+16|0;f=d+16|0;t=0;while(1){if((t|0)>=(c[v>>2]|0)){W=1;break}s=eq(p)|0;if((c[o>>2]|0)>0){w=1;x=0;while(1){z=c[(c[f>>2]|0)+(x<<2)>>2]|0;A=w&(bF[c[(c[z>>2]|0)+36>>2]&255](z,n)|0);z=x+1|0;if((z|0)<(c[o>>2]|0)){w=A;x=z}else{X=A;break}}}else{X=1}if(s&X){W=0;break}else{t=t+1|0}}if((c[r>>2]|0)>0){t=d+8|0;X=0;do{o=c[(c[t>>2]|0)+(X<<2)>>2]|0;n=(c[N>>2]|0)+(X*12&-1)|0;f=o+44|0;v=c[n>>2]|0;x=c[n+4>>2]|0;c[f>>2]=v;c[f+4>>2]=x;V=+g[(c[N>>2]|0)+(X*12&-1)+8>>2];g[o+56>>2]=V;f=(c[O>>2]|0)+(X*12&-1)|0;n=o+64|0;w=c[f+4>>2]|0;c[n>>2]=c[f>>2];c[n+4>>2]=w;g[o+72>>2]=+g[(c[O>>2]|0)+(X*12&-1)+8>>2];Q=+S(+V);g[o+20>>2]=Q;T=+R(+V);g[o+24>>2]=T;V=+g[o+28>>2];U=+g[o+32>>2];w=o+12|0;M=+((c[k>>2]=x,+g[k>>2])-(Q*V+T*U));g[w>>2]=(c[k>>2]=v,+g[k>>2])-(T*V-Q*U);g[w+4>>2]=M;X=X+1|0;}while((X|0)<(c[r>>2]|0))}g[e+20>>2]=0.0;e=c[p+40>>2]|0;X=d+4|0;do{if((c[X>>2]|0)!=0){if((c[u>>2]|0)<=0){break}O=m+16|0;N=0;do{t=c[(c[h>>2]|0)+(N<<2)>>2]|0;w=c[e+(N*152&-1)+144>>2]|0;c[O>>2]=w;if((w|0)>0){v=0;do{g[m+(v<<2)>>2]=+g[e+(N*152&-1)+(v*36&-1)+16>>2];g[m+8+(v<<2)>>2]=+g[e+(N*152&-1)+(v*36&-1)+20>>2];v=v+1|0;}while((v|0)<(w|0))}w=c[X>>2]|0;bL[c[(c[w>>2]|0)+20>>2]&127](w,t,m);N=N+1|0;}while((N|0)<(c[u>>2]|0))}}while(0);if(!j){Y=p+32|0;Z=c[Y>>2]|0;_=e;dg(Z,_);$=p+36|0;aa=c[$>>2]|0;ab=aa;dg(Z,ab);i=l;return}j=c[r>>2]|0;if((j|0)>0){u=d+8|0;M=3.4028234663852886e+38;m=0;while(1){X=c[(c[u>>2]|0)+(m<<2)>>2]|0;L2198:do{if((c[X>>2]|0)==0){ac=M}else{do{if((b[X+4>>1]&4)!=0){U=+g[X+72>>2];if(U*U>.001218469929881394){break}U=+g[X+64>>2];Q=+g[X+68>>2];if(U*U+Q*Q>9999999747378752.0e-20){break}h=X+144|0;Q=q+ +g[h>>2];g[h>>2]=Q;ac=M<Q?M:Q;break L2198}}while(0);g[X+144>>2]=0.0;ac=0.0}}while(0);X=m+1|0;t=c[r>>2]|0;if((X|0)<(t|0)){M=ac;m=X}else{ad=ac;ae=t;break}}}else{ad=3.4028234663852886e+38;ae=j}if(!((ae|0)>0&((ad<.5|W)^1))){Y=p+32|0;Z=c[Y>>2]|0;_=e;dg(Z,_);$=p+36|0;aa=c[$>>2]|0;ab=aa;dg(Z,ab);i=l;return}W=d+8|0;d=0;do{ae=c[(c[W>>2]|0)+(d<<2)>>2]|0;j=ae+4|0;b[j>>1]=b[j>>1]&-3;g[ae+144>>2]=0.0;vq(ae+64|0,0,24);d=d+1|0;}while((d|0)<(c[r>>2]|0));Y=p+32|0;Z=c[Y>>2]|0;_=e;dg(Z,_);$=p+36|0;aa=c[$>>2]|0;ab=aa;dg(Z,ab);i=l;return}function dN(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0,L=0,M=0,N=0,O=0,Q=0;f=i;i=i+128|0;h=f|0;j=f+24|0;k=f+72|0;l=a+28|0;m=c[l>>2]|0;if((m|0)<=(d|0)){ba(10776,386,15200,12416)}if((m|0)<=(e|0)){ba(10776,387,15200,9688)}if((m|0)>0){m=a+8|0;n=a+20|0;o=a+24|0;p=0;while(1){q=c[(c[m>>2]|0)+(p<<2)>>2]|0;r=q+44|0;s=(c[n>>2]|0)+(p*12&-1)|0;t=c[r+4>>2]|0;c[s>>2]=c[r>>2];c[s+4>>2]=t;g[(c[n>>2]|0)+(p*12&-1)+8>>2]=+g[q+56>>2];t=q+64|0;s=(c[o>>2]|0)+(p*12&-1)|0;r=c[t+4>>2]|0;c[s>>2]=c[t>>2];c[s+4>>2]=r;g[(c[o>>2]|0)+(p*12&-1)+8>>2]=+g[q+72>>2];q=p+1|0;if((q|0)<(c[l>>2]|0)){p=q}else{u=n;v=o;break}}}else{u=a+20|0;v=a+24|0}o=a+12|0;c[j+24>>2]=c[o>>2];n=a+36|0;c[j+28>>2]=c[n>>2];c[j+40>>2]=c[a>>2];p=j;m=b;c[p>>2]=c[m>>2];c[p+4>>2]=c[m+4>>2];c[p+8>>2]=c[m+8>>2];c[p+12>>2]=c[m+12>>2];c[p+16>>2]=c[m+16>>2];c[p+20>>2]=c[m+20>>2];c[j+32>>2]=c[u>>2];c[j+36>>2]=c[v>>2];en(k,j);j=b+16|0;m=0;while(1){if((m|0)>=(c[j>>2]|0)){break}if(ev(k,d,e)|0){break}else{m=m+1|0}}m=a+8|0;j=(c[u>>2]|0)+(d*12&-1)|0;p=(c[(c[m>>2]|0)+(d<<2)>>2]|0)+36|0;q=c[j+4>>2]|0;c[p>>2]=c[j>>2];c[p+4>>2]=q;g[(c[(c[m>>2]|0)+(d<<2)>>2]|0)+52>>2]=+g[(c[u>>2]|0)+(d*12&-1)+8>>2];d=(c[u>>2]|0)+(e*12&-1)|0;q=(c[(c[m>>2]|0)+(e<<2)>>2]|0)+36|0;p=c[d+4>>2]|0;c[q>>2]=c[d>>2];c[q+4>>2]=p;g[(c[(c[m>>2]|0)+(e<<2)>>2]|0)+52>>2]=+g[(c[u>>2]|0)+(e*12&-1)+8>>2];ep(k);e=b+12|0;if((c[e>>2]|0)>0){p=0;do{er(k);p=p+1|0;}while((p|0)<(c[e>>2]|0))}w=+g[b>>2];if((c[l>>2]|0)>0){b=0;do{e=c[u>>2]|0;p=e+(b*12&-1)|0;x=+g[p>>2];y=+g[p+4>>2];z=+g[e+(b*12&-1)+8>>2];e=c[v>>2]|0;q=e+(b*12&-1)|0;A=+g[q>>2];B=+g[q+4>>2];C=+g[e+(b*12&-1)+8>>2];D=w*A;E=w*B;F=D*D+E*E;if(F>4.0){E=2.0/+P(+F);G=A*E;H=B*E}else{G=A;H=B}B=w*C;if(B*B>2.4674012660980225){if(B>0.0){I=B}else{I=-0.0-B}J=C*(1.5707963705062866/I)}else{J=C}C=x+w*G;x=y+w*H;y=z+w*J;z=+C;B=+x;g[p>>2]=z;g[p+4>>2]=B;g[(c[u>>2]|0)+(b*12&-1)+8>>2]=y;p=(c[v>>2]|0)+(b*12&-1)|0;A=+G;E=+H;g[p>>2]=A;g[p+4>>2]=E;g[(c[v>>2]|0)+(b*12&-1)+8>>2]=J;p=c[(c[m>>2]|0)+(b<<2)>>2]|0;e=p+44|0;g[e>>2]=z;g[e+4>>2]=B;g[p+56>>2]=y;e=p+64|0;g[e>>2]=A;g[e+4>>2]=E;g[p+72>>2]=J;E=+S(+y);g[p+20>>2]=E;A=+R(+y);g[p+24>>2]=A;y=+g[p+28>>2];B=+g[p+32>>2];e=p+12|0;z=+(x-(E*y+A*B));g[e>>2]=C-(A*y-E*B);g[e+4>>2]=z;b=b+1|0;}while((b|0)<(c[l>>2]|0))}l=c[k+40>>2]|0;b=a+4|0;if((c[b>>2]|0)==0){K=k+32|0;L=c[K>>2]|0;M=l;dg(L,M);N=k+36|0;O=c[N>>2]|0;Q=O;dg(L,Q);i=f;return}if((c[n>>2]|0)<=0){K=k+32|0;L=c[K>>2]|0;M=l;dg(L,M);N=k+36|0;O=c[N>>2]|0;Q=O;dg(L,Q);i=f;return}a=h+16|0;m=0;do{v=c[(c[o>>2]|0)+(m<<2)>>2]|0;u=c[l+(m*152&-1)+144>>2]|0;c[a>>2]=u;if((u|0)>0){e=0;do{g[h+(e<<2)>>2]=+g[l+(m*152&-1)+(e*36&-1)+16>>2];g[h+8+(e<<2)>>2]=+g[l+(m*152&-1)+(e*36&-1)+20>>2];e=e+1|0;}while((e|0)<(u|0))}u=c[b>>2]|0;bL[c[(c[u>>2]|0)+20>>2]&127](u,v,h);m=m+1|0;}while((m|0)<(c[n>>2]|0));K=k+32|0;L=c[K>>2]|0;M=l;dg(L,M);N=k+36|0;O=c[N>>2]|0;Q=O;dg(L,Q);i=f;return}function dO(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,k=0;e=b|0;f=b+8|0;c[f>>2]=128;c[b+4>>2]=0;h=vh(1024)|0;c[b>>2]=h;vq(h|0,0,c[f>>2]<<3|0);vq(b+12|0,0,56);do{if((a[22056]&1)==0){f=0;h=1;while(1){if((f|0)>=14){i=1732;break}if((h|0)>(c[22712+(f<<2)>>2]|0)){j=f+1|0;a[h+22064|0]=j&255;k=j}else{a[h+22064|0]=f&255;k=f}j=h+1|0;if((j|0)<641){f=k;h=j}else{i=1737;break}}if((i|0)==1737){a[22056]=1;break}else if((i|0)==1732){ba(5352,73,17368,10976)}}}while(0);c[b+102468>>2]=0;c[b+102472>>2]=0;c[b+102476>>2]=0;c[b+102864>>2]=0;b3(b+102872|0);c[b+102932>>2]=0;c[b+102936>>2]=0;c[b+102940>>2]=4192;c[b+102944>>2]=4184;i=b+102948|0;c[b+102980>>2]=0;c[b+102984>>2]=0;vq(i|0,0,20);a[b+102992|0]=1;a[b+102993|0]=1;a[b+102994|0]=0;a[b+102995|0]=1;a[b+102976|0]=1;k=d;d=b+102968|0;h=c[k+4>>2]|0;c[d>>2]=c[k>>2];c[d+4>>2]=h;c[b+102868>>2]=4;g[b+102988>>2]=0.0;c[i>>2]=e;vq(b+102996|0,0,32);return}function dP(a){a=a|0;var b=0,d=0,e=0,f=0,g=0,h=0,i=0,j=0,k=0;b=c[a+102952>>2]|0;if((b|0)!=0){d=a|0;e=b;while(1){b=c[e+96>>2]|0;f=c[e+100>>2]|0;while(1){if((f|0)==0){break}g=c[f+4>>2]|0;c[f+28>>2]=0;dK(f,d);f=g}if((b|0)==0){break}else{e=b}}}vi(c[a+102904>>2]|0);vi(c[a+102916>>2]|0);vi(c[a+102876>>2]|0);if((c[a+102468>>2]|0)!=0){ba(4840,32,17e3,10664)}if((c[a+102864>>2]|0)!=0){ba(4840,33,17e3,7952)}e=a+4|0;d=a|0;a=c[d>>2]|0;if((c[e>>2]|0)>0){h=0;i=a}else{j=a;k=j;vi(k);return}while(1){vi(c[i+(h<<3)+4>>2]|0);a=h+1|0;f=c[d>>2]|0;if((a|0)<(c[e>>2]|0)){h=a;i=f}else{j=f;break}}k=j;vi(k);return}function dQ(b,d){b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0;e=b+102960|0;if((c[e>>2]|0)<=0){ba(10624,133,15568,9672)}if((c[b+102868>>2]&2|0)!=0){ba(10624,134,15568,12392)}f=d+108|0;g=c[f>>2]|0;if((g|0)!=0){h=b+102980|0;i=g;while(1){g=c[i+12>>2]|0;j=c[h>>2]|0;if((j|0)==0){k=i+4|0}else{l=i+4|0;bp[c[(c[j>>2]|0)+8>>2]&511](j,c[l>>2]|0);k=l}dR(b,c[k>>2]|0);c[f>>2]=g;if((g|0)==0){break}else{i=g}}}c[f>>2]=0;f=d+112|0;i=c[f>>2]|0;if((i|0)!=0){k=b+102872|0;h=i;while(1){i=c[h+12>>2]|0;dp(k,c[h+4>>2]|0);if((i|0)==0){break}else{h=i}}}c[f>>2]=0;f=d+100|0;h=c[f>>2]|0;L2321:do{if((h|0)==0){m=d+104|0}else{k=b+102980|0;i=b+102912|0;g=b+102904|0;l=b+102900|0;j=b+102872|0;n=b|0;o=d+104|0;p=h;while(1){q=c[p+4>>2]|0;r=c[k>>2]|0;if((r|0)!=0){bp[c[(c[r>>2]|0)+12>>2]&511](r,p)}r=p+28|0;if((c[r>>2]|0)>0){s=p+24|0;t=0;do{u=(c[s>>2]|0)+(t*28&-1)+24|0;v=c[u>>2]|0;w=c[i>>2]|0;x=0;while(1){if((x|0)>=(w|0)){break}y=(c[g>>2]|0)+(x<<2)|0;if((c[y>>2]|0)==(v|0)){z=1790;break}else{x=x+1|0}}if((z|0)==1790){z=0;c[y>>2]=-1}c[l>>2]=(c[l>>2]|0)-1;cl(j,v);c[u>>2]=-1;t=t+1|0;}while((t|0)<(c[r>>2]|0))}c[r>>2]=0;dK(p,n);t=a[22108]|0;if((t&255)>=14){break}s=b+12+((t&255)<<2)|0;c[p>>2]=c[s>>2];c[s>>2]=p;c[f>>2]=q;c[o>>2]=(c[o>>2]|0)-1;if((q|0)==0){m=o;break L2321}else{p=q}}ba(5352,173,17448,6544)}}while(0);c[f>>2]=0;c[m>>2]=0;m=d+92|0;f=c[m>>2]|0;y=d+96|0;if((f|0)!=0){c[f+96>>2]=c[y>>2]}f=c[y>>2]|0;if((f|0)!=0){c[f+92>>2]=c[m>>2]}m=b+102952|0;if((c[m>>2]|0)==(d|0)){c[m>>2]=c[y>>2]}c[e>>2]=(c[e>>2]|0)-1;e=a[22216]|0;if((e&255)<14){y=b+12+((e&255)<<2)|0;c[d>>2]=c[y>>2];c[y>>2]=d;return}else{ba(5352,173,17448,6544)}}function dR(d,e){d=d|0;e=e|0;var f=0,h=0,i=0,j=0,k=0,l=0,m=0;if((c[d+102868>>2]&2|0)!=0){ba(10624,274,15528,12392)}f=a[e+61|0]&1;h=e+8|0;i=c[h>>2]|0;j=e+12|0;if((i|0)!=0){c[i+12>>2]=c[j>>2]}i=c[j>>2]|0;if((i|0)!=0){c[i+8>>2]=c[h>>2]}h=d+102956|0;if((c[h>>2]|0)==(e|0)){c[h>>2]=c[j>>2]}j=c[e+48>>2]|0;h=c[e+52>>2]|0;i=j+4|0;k=b[i>>1]|0;if((k&2)==0){b[i>>1]=k|2;g[j+144>>2]=0.0}k=h+4|0;i=b[k>>1]|0;if((i&2)==0){b[k>>1]=i|2;g[h+144>>2]=0.0}i=e+24|0;k=c[i>>2]|0;l=e+28|0;if((k|0)!=0){c[k+12>>2]=c[l>>2]}k=c[l>>2]|0;if((k|0)!=0){c[k+8>>2]=c[i>>2]}k=j+108|0;if((e+16|0)==(c[k>>2]|0)){c[k>>2]=c[l>>2]}c[i>>2]=0;c[l>>2]=0;l=e+40|0;i=c[l>>2]|0;k=e+44|0;if((i|0)!=0){c[i+12>>2]=c[k>>2]}i=c[k>>2]|0;if((i|0)!=0){c[i+8>>2]=c[l>>2]}i=h+108|0;if((e+32|0)==(c[i>>2]|0)){c[i>>2]=c[k>>2]}c[l>>2]=0;c[k>>2]=0;fl(e,d|0);e=d+102964|0;d=c[e>>2]|0;if((d|0)<=0){ba(10624,346,15528,7232)}c[e>>2]=d-1;if(f<<24>>24!=0){return}f=c[h+112>>2]|0;if((f|0)==0){return}else{m=f}do{if((c[m>>2]|0)==(j|0)){f=(c[m+4>>2]|0)+4|0;c[f>>2]=c[f>>2]|8}m=c[m+12>>2]|0;}while((m|0)!=0);return}function dS(b,d){b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0;if((c[b+102868>>2]&2|0)!=0){ba(10624,214,15608,12392);return 0}e=fk(d,b|0)|0;c[e+8>>2]=0;f=b+102956|0;c[e+12>>2]=c[f>>2];g=c[f>>2]|0;if((g|0)!=0){c[g+8>>2]=e}c[f>>2]=e;f=b+102964|0;c[f>>2]=(c[f>>2]|0)+1;f=e+16|0;c[e+20>>2]=e;b=e+52|0;c[f>>2]=c[b>>2];c[e+24>>2]=0;g=e+48|0;h=c[g>>2]|0;i=h+108|0;c[e+28>>2]=c[i>>2];j=c[i>>2]|0;if((j|0)==0){k=h}else{c[j+8>>2]=f;k=c[g>>2]|0}c[k+108>>2]=f;f=e+32|0;c[e+36>>2]=e;c[f>>2]=c[g>>2];c[e+40>>2]=0;g=c[b>>2]|0;k=g+108|0;c[e+44>>2]=c[k>>2];j=c[k>>2]|0;if((j|0)==0){l=g}else{c[j+8>>2]=f;l=c[b>>2]|0}c[l+108>>2]=f;f=c[d+8>>2]|0;if((a[d+16|0]&1)!=0){return e|0}l=c[(c[d+12>>2]|0)+112>>2]|0;if((l|0)==0){return e|0}else{m=l}do{if((c[m>>2]|0)==(f|0)){l=(c[m+4>>2]|0)+4|0;c[l>>2]=c[l>>2]|8}m=c[m+12>>2]|0;}while((m|0)!=0);return e|0}function dT(d,e){d=d|0;e=e|0;var f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0.0,af=0.0,ag=0.0,ah=0.0,ai=0.0;f=i;i=i+104|0;h=f|0;j=f+16|0;k=f+72|0;l=d+103008|0;g[l>>2]=0.0;m=d+103012|0;g[m>>2]=0.0;n=d+103016|0;g[n>>2]=0.0;o=d+102960|0;p=d+102872|0;q=d+68|0;dL(j,c[o>>2]|0,c[d+102936>>2]|0,c[d+102964>>2]|0,q,c[d+102944>>2]|0);r=d+102952|0;s=c[r>>2]|0;if((s|0)!=0){t=s;do{s=t+4|0;b[s>>1]=b[s>>1]&-2;t=c[t+96>>2]|0;}while((t|0)!=0)}t=c[d+102932>>2]|0;if((t|0)!=0){s=t;do{t=s+4|0;c[t>>2]=c[t>>2]&-2;s=c[s+12>>2]|0;}while((s|0)!=0)}s=c[d+102956>>2]|0;if((s|0)!=0){t=s;do{a[t+60|0]=0;t=c[t+12>>2]|0;}while((t|0)!=0)}t=c[o>>2]|0;o=t<<2;s=d+102864|0;u=c[s>>2]|0;if((u|0)>=32){ba(4840,38,17040,6448)}v=d+102480+(u*12&-1)|0;c[d+102480+(u*12&-1)+4>>2]=o;w=d+102468|0;x=c[w>>2]|0;if((x+o|0)>102400){c[v>>2]=vh(o)|0;a[d+102480+(u*12&-1)+8|0]=1}else{c[v>>2]=x+(d+68);a[d+102480+(u*12&-1)+8|0]=0;c[w>>2]=(c[w>>2]|0)+o}w=d+102472|0;u=(c[w>>2]|0)+o|0;c[w>>2]=u;w=d+102476|0;o=c[w>>2]|0;c[w>>2]=(o|0)>(u|0)?o:u;c[s>>2]=(c[s>>2]|0)+1;s=c[v>>2]|0;v=s;u=c[r>>2]|0;L2451:do{if((u|0)!=0){o=j+28|0;w=j+36|0;x=j+32|0;y=j+40|0;z=j+8|0;A=j+48|0;B=j+16|0;C=j+44|0;D=j+12|0;E=d+102968|0;F=d+102976|0;G=k+12|0;H=k+16|0;I=k+20|0;J=u;L2453:while(1){K=J+4|0;do{if((b[K>>1]&35)==34){if((c[J>>2]|0)==0){break}c[o>>2]=0;c[w>>2]=0;c[x>>2]=0;c[v>>2]=J;b[K>>1]=b[K>>1]|1;L=1;while(1){M=L-1|0;N=c[v+(M<<2)>>2]|0;O=N+4|0;if((b[O>>1]&32)==0){P=1882;break L2453}Q=c[o>>2]|0;if((Q|0)>=(c[y>>2]|0)){P=1885;break L2453}c[N+8>>2]=Q;c[(c[z>>2]|0)+(c[o>>2]<<2)>>2]=N;c[o>>2]=(c[o>>2]|0)+1;Q=b[O>>1]|0;if((Q&2)==0){b[O>>1]=Q|2;g[N+144>>2]=0.0}do{if((c[N>>2]|0)==0){T=M}else{Q=c[N+112>>2]|0;if((Q|0)==0){U=M}else{O=M;V=Q;while(1){Q=c[V+4>>2]|0;W=Q+4|0;do{if((c[W>>2]&7|0)==6){if((a[(c[Q+48>>2]|0)+38|0]&1)!=0){X=O;break}if((a[(c[Q+52>>2]|0)+38|0]&1)!=0){X=O;break}Y=c[w>>2]|0;if((Y|0)>=(c[C>>2]|0)){P=1896;break L2453}c[w>>2]=Y+1;c[(c[D>>2]|0)+(Y<<2)>>2]=Q;c[W>>2]=c[W>>2]|1;Y=c[V>>2]|0;Z=Y+4|0;if((b[Z>>1]&1)!=0){X=O;break}if((O|0)>=(t|0)){P=1900;break L2453}c[v+(O<<2)>>2]=Y;b[Z>>1]=b[Z>>1]|1;X=O+1|0}else{X=O}}while(0);W=c[V+12>>2]|0;if((W|0)==0){U=X;break}else{O=X;V=W}}}V=c[N+108>>2]|0;if((V|0)==0){T=U;break}else{_=U;$=V}while(1){V=$+4|0;O=c[V>>2]|0;do{if((a[O+60|0]&1)==0){W=c[$>>2]|0;Q=W+4|0;if((b[Q>>1]&32)==0){aa=_;break}Z=c[x>>2]|0;if((Z|0)>=(c[A>>2]|0)){P=1908;break L2453}c[x>>2]=Z+1;c[(c[B>>2]|0)+(Z<<2)>>2]=O;a[(c[V>>2]|0)+60|0]=1;if((b[Q>>1]&1)!=0){aa=_;break}if((_|0)>=(t|0)){P=1912;break L2453}c[v+(_<<2)>>2]=W;b[Q>>1]=b[Q>>1]|1;aa=_+1|0}else{aa=_}}while(0);V=c[$+12>>2]|0;if((V|0)==0){T=aa;break}else{_=aa;$=V}}}}while(0);if((T|0)>0){L=T}else{break}}dM(j,k,e,E,(a[F]&1)!=0);g[l>>2]=+g[G>>2]+ +g[l>>2];g[m>>2]=+g[H>>2]+ +g[m>>2];g[n>>2]=+g[I>>2]+ +g[n>>2];L=c[o>>2]|0;if((L|0)>0){ab=0;ac=L}else{break}while(1){L=c[(c[z>>2]|0)+(ab<<2)>>2]|0;if((c[L>>2]|0)==0){N=L+4|0;b[N>>1]=b[N>>1]&-2;ad=c[o>>2]|0}else{ad=ac}N=ab+1|0;if((N|0)<(ad|0)){ab=N;ac=ad}else{break}}}}while(0);J=c[J+96>>2]|0;if((J|0)==0){break L2451}}if((P|0)==1896){ba(8576,62,15264,8040)}else if((P|0)==1900){ba(10624,495,15488,5752)}else if((P|0)==1885){ba(8576,54,15328,7760)}else if((P|0)==1882){ba(10624,445,15488,6264)}else if((P|0)==1912){ba(10624,524,15488,5752)}else if((P|0)==1908){ba(8576,68,15296,8280)}}}while(0);dg(q,s);s=c[r>>2]|0;if((s|0)!=0){r=h|0;q=h;P=h+8|0;h=P;ad=P+4|0;P=s;do{do{if((b[P+4>>1]&1)!=0){if((c[P>>2]|0)==0){break}ae=+g[P+52>>2];af=+S(+ae);g[h>>2]=af;ag=+R(+ae);g[ad>>2]=ag;ae=+g[P+28>>2];ah=+g[P+32>>2];ai=+(+g[P+40>>2]-(af*ae+ag*ah));g[r>>2]=+g[P+36>>2]-(ag*ae-af*ah);g[r+4>>2]=ai;s=(c[P+88>>2]|0)+102872|0;ac=c[P+100>>2]|0;if((ac|0)==0){break}ab=P+12|0;n=ac;do{dH(n,s,q,ab);n=c[n+4>>2]|0;}while((n|0)!=0)}}while(0);P=c[P+96>>2]|0;}while((P|0)!=0)}dy(p|0,p);g[d+103020>>2]=0.0;d=j|0;dg(c[d>>2]|0,c[j+20>>2]|0);dg(c[d>>2]|0,c[j+24>>2]|0);dg(c[d>>2]|0,c[j+16>>2]|0);dg(c[d>>2]|0,c[j+12>>2]|0);dg(c[d>>2]|0,c[j+8>>2]|0);i=f;return}function dU(d,e){d=d|0;e=e|0;var f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0.0,ag=0,ah=0,ai=0,aj=0,ak=0.0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0,av=0.0,aw=0.0,ax=0.0,ay=0.0,az=0,aA=0.0,aB=0.0,aC=0.0,aD=0.0,aE=0,aF=0.0,aG=0.0,aH=0,aI=0,aJ=0,aK=0,aL=0,aM=0,aN=0,aO=0,aP=0,aQ=0,aR=0,aS=0,aT=0,aU=0,aV=0,aW=0,aX=0,aY=0,aZ=0,a_=0,a$=0,a0=0,a1=0,a2=0,a3=0,a4=0,a5=0,a6=0,a7=0,a8=0,a9=0,bb=0,bc=0,bd=0;f=i;i=i+368|0;h=f|0;j=f+16|0;k=f+72|0;l=f+208|0;m=f+216|0;n=f+256|0;o=f+296|0;p=f+304|0;q=f+344|0;r=d+102872|0;s=d+102944|0;dL(j,64,32,0,d+68|0,c[s>>2]|0);t=d+102995|0;do{if((a[t]&1)==0){u=d+102932|0}else{v=c[d+102952>>2]|0;if((v|0)!=0){w=v;do{v=w+4|0;b[v>>1]=b[v>>1]&-2;g[w+60>>2]=0.0;w=c[w+96>>2]|0;}while((w|0)!=0)}w=d+102932|0;v=c[w>>2]|0;if((v|0)==0){u=w;break}else{x=v}while(1){v=x+4|0;c[v>>2]=c[v>>2]&-34;c[x+128>>2]=0;g[x+132>>2]=1.0;v=c[x+12>>2]|0;if((v|0)==0){u=w;break}else{x=v}}}}while(0);x=m;m=n;n=j+28|0;w=j+36|0;v=j+32|0;y=j+40|0;z=j+8|0;A=j+44|0;B=j+12|0;C=o|0;D=o+4|0;E=p;p=e|0;F=q|0;G=q+4|0;H=q+8|0;I=q+16|0;J=e+12|0;e=q+12|0;K=q+20|0;L=r|0;M=d+102994|0;d=h|0;N=h;O=h+8|0;h=O;P=O+4|0;O=k+16|0;Q=k+20|0;T=k+24|0;U=k+44|0;V=k+48|0;W=k+52|0;X=k|0;Y=k+28|0;Z=k+56|0;_=k+92|0;$=k+128|0;aa=l|0;ab=l+4|0;L2537:while(1){ac=c[u>>2]|0;if((ac|0)==0){ad=1;ae=2066;break}else{af=1.0;ag=0;ah=ac}while(1){ac=ah+4|0;ai=c[ac>>2]|0;do{if((ai&4|0)==0){aj=ag;ak=af}else{if((c[ah+128>>2]|0)>8){aj=ag;ak=af;break}if((ai&32|0)==0){al=c[ah+48>>2]|0;am=c[ah+52>>2]|0;if((a[al+38|0]&1)!=0){aj=ag;ak=af;break}if((a[am+38|0]&1)!=0){aj=ag;ak=af;break}an=c[al+8>>2]|0;ao=c[am+8>>2]|0;ap=c[an>>2]|0;aq=c[ao>>2]|0;ar=(aq|0)==2;if(!((ap|0)==2|ar)){ae=1961;break L2537}as=b[an+4>>1]|0;at=b[ao+4>>1]|0;if(((as&2)==0|(ap|0)==0)&((at&2)==0|(aq|0)==0)){aj=ag;ak=af;break}if((as&8)==0){au=(ap|0)!=2&1}else{au=1}if((at&8)==0){if((au|0)==0&ar){aj=ag;ak=af;break}}ar=an+28|0;at=an+60|0;av=+g[at>>2];ap=ao+28|0;as=ao+60|0;aw=+g[as>>2];do{if(av<aw){if(av>=1.0){ae=1970;break L2537}ax=(aw-av)/(1.0-av);aq=an+36|0;ay=1.0-ax;az=aq;aA=+(ay*+g[an+40>>2]+ax*+g[an+48>>2]);g[az>>2]=+g[aq>>2]*ay+ax*+g[an+44>>2];g[az+4>>2]=aA;az=an+52|0;g[az>>2]=ay*+g[az>>2]+ax*+g[an+56>>2];g[at>>2]=aw;aB=aw}else{if(aw>=av){aB=av;break}if(aw>=1.0){ae=1975;break L2537}ax=(av-aw)/(1.0-aw);az=ao+36|0;ay=1.0-ax;aq=az;aA=+(ay*+g[ao+40>>2]+ax*+g[ao+48>>2]);g[aq>>2]=+g[az>>2]*ay+ax*+g[ao+44>>2];g[aq+4>>2]=aA;aq=ao+52|0;g[aq>>2]=ay*+g[aq>>2]+ax*+g[ao+56>>2];g[as>>2]=av;aB=av}}while(0);if(aB>=1.0){ae=1979;break L2537}as=c[ah+56>>2]|0;ao=c[ah+60>>2]|0;c[O>>2]=0;c[Q>>2]=0;g[T>>2]=0.0;c[U>>2]=0;c[V>>2]=0;g[W>>2]=0.0;cf(X,c[al+12>>2]|0,as);cf(Y,c[am+12>>2]|0,ao);ao=ar;vp(Z|0,ao|0,36)|0;ao=ap;vp(_|0,ao|0,36)|0;g[$>>2]=1.0;cu(l,k);if((c[aa>>2]|0)==3){av=aB+(1.0-aB)*+g[ab>>2];aC=av<1.0?av:1.0}else{aC=1.0}g[ah+132>>2]=aC;c[ac>>2]=c[ac>>2]|32;aD=aC}else{aD=+g[ah+132>>2]}if(aD>=af){aj=ag;ak=af;break}aj=ah;ak=aD}}while(0);ac=c[ah+12>>2]|0;if((ac|0)==0){break}else{af=ak;ag=aj;ah=ac}}if((aj|0)==0|ak>.9999988079071045){ad=1;ae=2065;break}ac=c[(c[aj+48>>2]|0)+8>>2]|0;ai=c[(c[aj+52>>2]|0)+8>>2]|0;ao=ac+28|0;vp(x|0,ao|0,36)|0;as=ai+28|0;vp(m|0,as|0,36)|0;at=ac+60|0;av=+g[at>>2];if(av>=1.0){ae=1992;break}aw=(ak-av)/(1.0-av);an=ac+36|0;av=1.0-aw;aq=ac+44|0;az=ac+48|0;ax=+g[an>>2]*av+aw*+g[aq>>2];ay=av*+g[ac+40>>2]+aw*+g[az>>2];aE=an;aA=+ax;aF=+ay;g[aE>>2]=aA;g[aE+4>>2]=aF;aE=ac+52|0;an=ac+56|0;aG=av*+g[aE>>2]+aw*+g[an>>2];g[aE>>2]=aG;g[at>>2]=ak;at=ac+44|0;g[at>>2]=aA;g[at+4>>2]=aF;g[an>>2]=aG;aF=+S(+aG);at=ac+20|0;g[at>>2]=aF;aA=+R(+aG);aE=ac+24|0;g[aE>>2]=aA;aH=ac+28|0;aG=+g[aH>>2];aI=ac+32|0;aw=+g[aI>>2];aJ=ac+12|0;av=+(ay-(aF*aG+aA*aw));g[aJ>>2]=ax-(aA*aG-aF*aw);g[aJ+4>>2]=av;aK=ai+60|0;av=+g[aK>>2];if(av>=1.0){ae=1995;break}aw=(ak-av)/(1.0-av);aL=ai+36|0;av=1.0-aw;aM=ai+44|0;aN=ai+48|0;aF=+g[aL>>2]*av+aw*+g[aM>>2];aG=av*+g[ai+40>>2]+aw*+g[aN>>2];aO=aL;aA=+aF;ax=+aG;g[aO>>2]=aA;g[aO+4>>2]=ax;aO=ai+52|0;aL=ai+56|0;ay=av*+g[aO>>2]+aw*+g[aL>>2];g[aO>>2]=ay;g[aK>>2]=ak;aK=ai+44|0;g[aK>>2]=aA;g[aK+4>>2]=ax;g[aL>>2]=ay;ax=+S(+ay);aK=ai+20|0;g[aK>>2]=ax;aA=+R(+ay);aO=ai+24|0;g[aO>>2]=aA;aP=ai+28|0;ay=+g[aP>>2];aQ=ai+32|0;aw=+g[aQ>>2];aR=ai+12|0;av=+(aG-(ax*ay+aA*aw));g[aR>>2]=aF-(aA*ay-ax*aw);g[aR+4>>2]=av;eh(aj,c[s>>2]|0);aS=aj+4|0;aT=c[aS>>2]|0;c[aS>>2]=aT&-33;aU=aj+128|0;c[aU>>2]=(c[aU>>2]|0)+1;if((aT&6|0)!=6){c[aS>>2]=aT&-37;vp(ao|0,x|0,36)|0;vp(as|0,m|0,36)|0;av=+g[an>>2];aw=+S(+av);g[at>>2]=aw;ax=+R(+av);g[aE>>2]=ax;av=+g[aH>>2];ay=+g[aI>>2];aA=+(+g[az>>2]-(aw*av+ax*ay));g[aJ>>2]=+g[aq>>2]-(ax*av-aw*ay);g[aJ+4>>2]=aA;aA=+g[aL>>2];ay=+S(+aA);g[aK>>2]=ay;aw=+R(+aA);g[aO>>2]=aw;aA=+g[aP>>2];av=+g[aQ>>2];ax=+(+g[aN>>2]-(ay*aA+aw*av));g[aR>>2]=+g[aM>>2]-(aw*aA-ay*av);g[aR+4>>2]=ax;continue}aR=ac+4|0;aM=b[aR>>1]|0;if((aM&2)==0){b[aR>>1]=aM|2;g[ac+144>>2]=0.0}aM=ai+4|0;aN=b[aM>>1]|0;if((aN&2)==0){b[aM>>1]=aN|2;g[ai+144>>2]=0.0}c[n>>2]=0;c[w>>2]=0;c[v>>2]=0;aN=c[y>>2]|0;if((aN|0)<=0){ae=2005;break}aQ=ac+8|0;c[aQ>>2]=0;aP=c[z>>2]|0;c[aP>>2]=ac;c[n>>2]=1;if((aN|0)<=1){ae=2008;break}aN=ai+8|0;c[aN>>2]=1;c[aP+4>>2]=ai;c[n>>2]=2;if((c[A>>2]|0)<=0){ae=2011;break}c[w>>2]=1;c[c[B>>2]>>2]=aj;b[aR>>1]=b[aR>>1]|1;b[aM>>1]=b[aM>>1]|1;c[aS>>2]=c[aS>>2]|1;c[C>>2]=ac;c[D>>2]=ai;ai=1;aS=ac;while(1){L2593:do{if((c[aS>>2]|0)==2){ac=c[aS+112>>2]|0;if((ac|0)==0){break}aM=aS+4|0;aR=c[y>>2]|0;aP=ac;ac=c[n>>2]|0;while(1){if((ac|0)==(aR|0)){break L2593}aO=c[w>>2]|0;aK=c[A>>2]|0;if((aO|0)==(aK|0)){break L2593}aL=c[aP+4>>2]|0;aJ=aL+4|0;L2600:do{if((c[aJ>>2]&1|0)==0){aq=c[aP>>2]|0;az=aq|0;do{if((c[az>>2]|0)==2){if((b[aM>>1]&8)!=0){break}if((b[aq+4>>1]&8)==0){aV=ac;break L2600}}}while(0);if((a[(c[aL+48>>2]|0)+38|0]&1)!=0){aV=ac;break}if((a[(c[aL+52>>2]|0)+38|0]&1)!=0){aV=ac;break}aI=aq+28|0;vp(E|0,aI|0,36)|0;aH=aq+4|0;if((b[aH>>1]&1)==0){aE=aq+60|0;ax=+g[aE>>2];if(ax>=1.0){ae=2027;break L2537}av=(ak-ax)/(1.0-ax);at=aq+36|0;ax=1.0-av;ay=+g[at>>2]*ax+av*+g[aq+44>>2];aA=ax*+g[aq+40>>2]+av*+g[aq+48>>2];an=at;aw=+ay;aF=+aA;g[an>>2]=aw;g[an+4>>2]=aF;an=aq+52|0;at=aq+56|0;aG=ax*+g[an>>2]+av*+g[at>>2];g[an>>2]=aG;g[aE>>2]=ak;aE=aq+44|0;g[aE>>2]=aw;g[aE+4>>2]=aF;g[at>>2]=aG;aF=+S(+aG);g[aq+20>>2]=aF;aw=+R(+aG);g[aq+24>>2]=aw;aG=+g[aq+28>>2];av=+g[aq+32>>2];at=aq+12|0;ax=+(aA-(aF*aG+aw*av));g[at>>2]=ay-(aw*aG-aF*av);g[at+4>>2]=ax}eh(aL,c[s>>2]|0);at=c[aJ>>2]|0;if((at&4|0)==0){vp(aI|0,E|0,36)|0;ax=+g[aq+56>>2];av=+S(+ax);g[aq+20>>2]=av;aF=+R(+ax);g[aq+24>>2]=aF;ax=+g[aq+28>>2];aG=+g[aq+32>>2];aE=aq+12|0;aw=+(+g[aq+48>>2]-(av*ax+aF*aG));g[aE>>2]=+g[aq+44>>2]-(aF*ax-av*aG);g[aE+4>>2]=aw;aV=ac;break}if((at&2|0)==0){vp(aI|0,E|0,36)|0;aw=+g[aq+56>>2];aG=+S(+aw);g[aq+20>>2]=aG;av=+R(+aw);g[aq+24>>2]=av;aw=+g[aq+28>>2];ax=+g[aq+32>>2];aI=aq+12|0;aF=+(+g[aq+48>>2]-(aG*aw+av*ax));g[aI>>2]=+g[aq+44>>2]-(av*aw-aG*ax);g[aI+4>>2]=aF;aV=ac;break}c[aJ>>2]=at|1;if((aO|0)>=(aK|0)){ae=2036;break L2537}c[w>>2]=aO+1;c[(c[B>>2]|0)+(aO<<2)>>2]=aL;at=b[aH>>1]|0;if((at&1)!=0){aV=ac;break}b[aH>>1]=at|1;do{if((c[az>>2]|0)!=0){if((at&2)!=0){break}b[aH>>1]=at|3;g[aq+144>>2]=0.0}}while(0);if((ac|0)>=(aR|0)){ae=2043;break L2537}c[aq+8>>2]=ac;c[(c[z>>2]|0)+(ac<<2)>>2]=aq;at=ac+1|0;c[n>>2]=at;aV=at}else{aV=ac}}while(0);aL=c[aP+12>>2]|0;if((aL|0)==0){break}else{aP=aL;ac=aV}}}}while(0);if((ai|0)>=2){break}ac=c[o+(ai<<2)>>2]|0;ai=ai+1|0;aS=ac}aF=(1.0-ak)*+g[p>>2];g[F>>2]=aF;g[G>>2]=1.0/aF;g[H>>2]=1.0;c[I>>2]=20;c[e>>2]=c[J>>2];a[K]=0;dN(j,q,c[aQ>>2]|0,c[aN>>2]|0);aS=c[n>>2]|0;if((aS|0)>0){ai=c[z>>2]|0;ac=0;do{aP=c[ai+(ac<<2)>>2]|0;aR=aP+4|0;b[aR>>1]=b[aR>>1]&-2;do{if((c[aP>>2]|0)==2){aF=+g[aP+52>>2];ax=+S(+aF);g[h>>2]=ax;aG=+R(+aF);g[P>>2]=aG;aF=+g[aP+28>>2];aw=+g[aP+32>>2];av=+(+g[aP+40>>2]-(ax*aF+aG*aw));g[d>>2]=+g[aP+36>>2]-(aG*aF-ax*aw);g[d+4>>2]=av;aR=(c[aP+88>>2]|0)+102872|0;aM=c[aP+100>>2]|0;if((aM|0)!=0){ap=aP+12|0;ar=aM;do{dH(ar,aR,N,ap);ar=c[ar+4>>2]|0;}while((ar|0)!=0)}ar=c[aP+112>>2]|0;if((ar|0)==0){break}else{aW=ar}do{ar=(c[aW+4>>2]|0)+4|0;c[ar>>2]=c[ar>>2]&-34;aW=c[aW+12>>2]|0;}while((aW|0)!=0)}}while(0);ac=ac+1|0;}while((ac|0)<(aS|0))}dy(L,r);if((a[M]&1)!=0){ad=0;ae=2067;break}}if((ae|0)==2065){a[t]=ad;aX=j|0;aY=c[aX>>2]|0;aZ=j+20|0;a_=c[aZ>>2]|0;a$=a_;dg(aY,a$);a0=c[aX>>2]|0;a1=j+24|0;a2=c[a1>>2]|0;a3=a2;dg(a0,a3);a4=c[aX>>2]|0;a5=j+16|0;a6=c[a5>>2]|0;a7=a6;dg(a4,a7);a8=c[aX>>2]|0;a9=c[B>>2]|0;bb=a9;dg(a8,bb);bc=c[z>>2]|0;bd=bc;dg(a8,bd);i=f;return}else if((ae|0)==2066){a[t]=ad;aX=j|0;aY=c[aX>>2]|0;aZ=j+20|0;a_=c[aZ>>2]|0;a$=a_;dg(aY,a$);a0=c[aX>>2]|0;a1=j+24|0;a2=c[a1>>2]|0;a3=a2;dg(a0,a3);a4=c[aX>>2]|0;a5=j+16|0;a6=c[a5>>2]|0;a7=a6;dg(a4,a7);a8=c[aX>>2]|0;a9=c[B>>2]|0;bb=a9;dg(a8,bb);bc=c[z>>2]|0;bd=bc;dg(a8,bd);i=f;return}else if((ae|0)==2067){a[t]=ad;aX=j|0;aY=c[aX>>2]|0;aZ=j+20|0;a_=c[aZ>>2]|0;a$=a_;dg(aY,a$);a0=c[aX>>2]|0;a1=j+24|0;a2=c[a1>>2]|0;a3=a2;dg(a0,a3);a4=c[aX>>2]|0;a5=j+16|0;a6=c[a5>>2]|0;a7=a6;dg(a4,a7);a8=c[aX>>2]|0;a9=c[B>>2]|0;bb=a9;dg(a8,bb);bc=c[z>>2]|0;bd=bc;dg(a8,bd);i=f;return}else if((ae|0)==1979){ba(10624,676,15440,4888)}else if((ae|0)==1995){ba(8768,723,15712,4888)}else if((ae|0)==1975){ba(8768,723,15712,4888)}else if((ae|0)==2043){ba(8576,54,15328,7760)}else if((ae|0)==2008){ba(8576,54,15328,7760)}else if((ae|0)==2036){ba(8576,62,15264,8040)}else if((ae|0)==1992){ba(8768,723,15712,4888)}else if((ae|0)==2027){ba(8768,723,15712,4888)}else if((ae|0)==1961){ba(10624,641,15440,5216)}else if((ae|0)==1970){ba(8768,723,15712,4888)}else if((ae|0)==2011){ba(8576,62,15264,8040)}else if((ae|0)==2005){ba(8576,54,15328,7760)}}function dV(b,d,e,f){b=b|0;d=+d;e=e|0;f=f|0;var h=0,j=0,k=0,l=0,m=0,n=0,o=0.0,p=0,q=0,r=0,s=0;h=i;i=i+24|0;j=h|0;k=b+102868|0;l=c[k>>2]|0;if((l&1|0)==0){m=l}else{l=b+102872|0;dy(l|0,l);l=c[k>>2]&-2;c[k>>2]=l;m=l}c[k>>2]=m|2;m=j|0;g[m>>2]=d;c[j+12>>2]=e;c[j+16>>2]=f;f=d>0.0;if(f){g[j+4>>2]=1.0/d}else{g[j+4>>2]=0.0}e=b+102988|0;g[j+8>>2]=+g[e>>2]*d;a[j+20|0]=a[b+102992|0]&1;dx(b+102872|0);g[b+103e3>>2]=0.0;if(!((a[b+102995|0]&1)==0|f^1)){dT(b,j);g[b+103004>>2]=0.0}do{if((a[b+102993|0]&1)==0){n=2078}else{d=+g[m>>2];if(d<=0.0){o=d;break}dU(b,j);g[b+103024>>2]=0.0;n=2078}}while(0);if((n|0)==2078){o=+g[m>>2]}if(o>0.0){g[e>>2]=+g[j+4>>2]}j=c[k>>2]|0;if((j&4|0)==0){p=j;q=p&-3;c[k>>2]=q;r=b+102996|0;g[r>>2]=0.0;i=h;return}e=c[b+102952>>2]|0;if((e|0)==0){p=j;q=p&-3;c[k>>2]=q;r=b+102996|0;g[r>>2]=0.0;i=h;return}else{s=e}do{g[s+76>>2]=0.0;g[s+80>>2]=0.0;g[s+84>>2]=0.0;s=c[s+96>>2]|0;}while((s|0)!=0);p=c[k>>2]|0;q=p&-3;c[k>>2]=q;r=b+102996|0;g[r>>2]=0.0;i=h;return}function dW(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0;d=i;i=i+56|0;e=d|0;f=d+8|0;h=d+16|0;j=d+24|0;k=d+32|0;l=d+48|0;m=l;n=i;i=i+8|0;o=n;p=(c[b+52>>2]|0)+12|0;q=(c[b+48>>2]|0)+12|0;r=c[q+4>>2]|0;c[e>>2]=c[q>>2];c[e+4>>2]=r;r=p;p=c[r+4>>2]|0;c[f>>2]=c[r>>2];c[f+4>>2]=p;p=b;bp[c[c[p>>2]>>2]&511](h,b);bp[c[(c[p>>2]|0)+4>>2]&511](j,b);g[k>>2]=.5;g[k+4>>2]=.800000011920929;g[k+8>>2]=.800000011920929;p=c[b+4>>2]|0;if((p|0)==5){i=d;return}else if((p|0)==3){r=c[a+102984>>2]|0;bO[c[(c[r>>2]|0)+24>>2]&127](r,h,j,k);i=d;return}else if((p|0)==4){p=b+68|0;r=c[p+4>>2]|0;c[l>>2]=c[p>>2];c[l+4>>2]=r;r=b+76|0;b=c[r+4>>2]|0;c[n>>2]=c[r>>2];c[n+4>>2]=b;b=a+102984|0;n=c[b>>2]|0;bO[c[(c[n>>2]|0)+24>>2]&127](n,m,h,k);n=c[b>>2]|0;bO[c[(c[n>>2]|0)+24>>2]&127](n,o,j,k);n=c[b>>2]|0;bO[c[(c[n>>2]|0)+24>>2]&127](n,m,o,k);i=d;return}else{o=a+102984|0;a=c[o>>2]|0;bO[c[(c[a>>2]|0)+24>>2]&127](a,e,h,k);e=c[o>>2]|0;bO[c[(c[e>>2]|0)+24>>2]&127](e,h,j,k);h=c[o>>2]|0;bO[c[(c[h>>2]|0)+24>>2]&127](h,f,j,k);i=d;return}}function dX(a){a=a|0;var b=0,d=0.0,e=0,f=0,j=0,k=0,l=0,m=0;b=i;if((c[a+102868>>2]&2|0)!=0){i=b;return}d=+g[a+102972>>2];db(4360,(u=i,i=i+16|0,h[u>>3]=+g[a+102968>>2],h[u+8>>3]=d,u)|0);db(12864,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(12632,(u=i,i=i+8|0,c[u>>2]=c[a+102960>>2],u)|0);db(12040,(u=i,i=i+8|0,c[u>>2]=c[a+102964>>2],u)|0);e=c[a+102952>>2]|0;if((e|0)!=0){f=0;j=e;while(1){c[j+8>>2]=f;dn(j);e=c[j+96>>2]|0;if((e|0)==0){break}else{f=f+1|0;j=e}}}j=a+102956|0;a=c[j>>2]|0;do{if((a|0)!=0){f=0;e=a;while(1){c[e+56>>2]=f;k=c[e+12>>2]|0;if((k|0)==0){break}else{f=f+1|0;e=k}}e=c[j>>2]|0;if((e|0)==0){break}else{l=e}do{if((c[l+4>>2]|0)!=6){db(11584,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);bo[c[(c[l>>2]|0)+16>>2]&511](l);db(11328,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0)}l=c[l+12>>2]|0;}while((l|0)!=0);e=c[j>>2]|0;if((e|0)==0){break}else{m=e}do{if((c[m+4>>2]|0)==6){db(11584,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);bo[c[(c[m>>2]|0)+16>>2]&511](m);db(11328,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0)}m=c[m+12>>2]|0;}while((m|0)!=0)}}while(0);db(11128,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(10904,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(10712,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(10512,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);i=b;return}function dY(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0,y=0,z=0,A=0,B=0.0,C=0,D=0,E=0,F=0,G=0,H=0.0;f=i;i=i+40|0;h=f|0;j=f+8|0;k=f+16|0;l=f+24|0;m=f+32|0;n=m;o=i;i=i+8|0;p=o;q=i;i=i+64|0;r=c[b+12>>2]|0;b=c[r+4>>2]|0;if((b|0)==0){s=+g[d+12>>2];t=+g[r+12>>2];u=+g[d+8>>2];v=+g[r+16>>2];w=t*u+s*v+ +g[d+4>>2];g[h>>2]=+g[d>>2]+(s*t-u*v);g[h+4>>2]=w;w=+g[r+8>>2];g[j>>2]=s-u*0.0;g[j+4>>2]=u+s*0.0;x=c[a+102984>>2]|0;bn[c[(c[x>>2]|0)+20>>2]&63](x,h,w,j,e);i=f;return}else if((b|0)==3){j=c[r+16>>2]|0;h=c[r+12>>2]|0;x=d+12|0;w=+g[x>>2];s=+g[h>>2];y=d+8|0;u=+g[y>>2];v=+g[h+4>>2];z=d|0;t=+g[z>>2];A=d+4|0;B=+g[A>>2];g[m>>2]=t+(w*s-u*v);g[n+4>>2]=s*u+w*v+B;if((j|0)<=1){i=f;return}C=o;D=p+4|0;E=a+102984|0;F=1;v=w;w=u;u=t;t=B;while(1){B=+g[h+(F<<3)>>2];s=+g[h+(F<<3)+4>>2];g[C>>2]=u+(v*B-w*s);g[D>>2]=B*w+v*s+t;G=c[E>>2]|0;bO[c[(c[G>>2]|0)+24>>2]&127](G,n,p,e);G=c[E>>2]|0;br[c[(c[G>>2]|0)+16>>2]&63](G,n,.05000000074505806,e);G=c[o+4>>2]|0;c[m>>2]=c[o>>2];c[m+4>>2]=G;G=F+1|0;if((G|0)>=(j|0)){break}F=G;v=+g[x>>2];w=+g[y>>2];u=+g[z>>2];t=+g[A>>2]}i=f;return}else if((b|0)==2){A=c[r+148>>2]|0;if((A|0)>=9){ba(10624,1077,15360,4600)}z=q|0;if((A|0)>0){y=r+20|0;t=+g[d+12>>2];u=+g[d+8>>2];w=+g[d>>2];v=+g[d+4>>2];x=0;do{s=+g[y+(x<<3)>>2];B=+g[y+(x<<3)+4>>2];F=q+(x<<3)|0;H=+(s*u+t*B+v);g[F>>2]=w+(t*s-u*B);g[F+4>>2]=H;x=x+1|0;}while((x|0)<(A|0))}x=c[a+102984>>2]|0;bO[c[(c[x>>2]|0)+12>>2]&127](x,z,A,e);i=f;return}else if((b|0)==1){u=+g[d+12>>2];t=+g[r+12>>2];w=+g[d+8>>2];v=+g[r+16>>2];H=+g[d>>2];B=+g[d+4>>2];g[k>>2]=H+(u*t-w*v);g[k+4>>2]=t*w+u*v+B;d=r+20|0;v=+g[d>>2];t=+g[d+4>>2];g[l>>2]=H+(u*v-w*t);g[l+4>>2]=v*w+u*t+B;d=c[a+102984>>2]|0;bO[c[(c[d>>2]|0)+24>>2]&127](d,k,l,e);i=f;return}else{i=f;return}}function dZ(a){a=a|0;var d=0,e=0,f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0.0,S=0.0,T=0.0,U=0.0;d=i;i=i+144|0;e=d|0;f=d+16|0;h=d+32|0;j=d+48|0;k=d+64|0;l=d+80|0;m=d+96|0;n=d+128|0;o=n|0;p=n;q=a+102984|0;r=c[q>>2]|0;if((r|0)==0){i=d;return}s=c[r+4>>2]|0;do{if((s&1|0)!=0){r=c[a+102952>>2]|0;if((r|0)==0){break}t=e|0;u=e+4|0;v=e+8|0;w=j|0;x=j+4|0;y=j+8|0;z=k|0;A=k+4|0;B=k+8|0;C=f|0;D=f+4|0;E=f+8|0;F=h|0;G=h+4|0;H=h+8|0;I=r;do{r=I+12|0;J=c[I+100>>2]|0;if((J|0)!=0){K=I+4|0;L=I|0;M=J;do{J=b[K>>1]|0;do{if((J&32)==0){g[t>>2]=.5;g[u>>2]=.5;g[v>>2]=.30000001192092896;dY(a,M,r,e)}else{N=c[L>>2]|0;if((N|0)==1){g[F>>2]=.5;g[G>>2]=.5;g[H>>2]=.8999999761581421;dY(a,M,r,h);break}else if((N|0)==0){g[C>>2]=.5;g[D>>2]=.8999999761581421;g[E>>2]=.5;dY(a,M,r,f);break}else{if((J&2)==0){g[w>>2]=.6000000238418579;g[x>>2]=.6000000238418579;g[y>>2]=.6000000238418579;dY(a,M,r,j);break}else{g[z>>2]=.8999999761581421;g[A>>2]=.699999988079071;g[B>>2]=.699999988079071;dY(a,M,r,k);break}}}}while(0);M=c[M+4>>2]|0;}while((M|0)!=0)}I=c[I+96>>2]|0;}while((I|0)!=0)}}while(0);do{if((s&2|0)!=0){k=c[a+102956>>2]|0;if((k|0)==0){break}else{O=k}do{dW(a,O);O=c[O+12>>2]|0;}while((O|0)!=0)}}while(0);if((s&8|0)!=0){O=a+102932|0;while(1){k=c[O>>2]|0;if((k|0)==0){break}else{O=k+12|0}}}L2800:do{if((s&4|0)!=0){g[l>>2]=.8999999761581421;g[l+4>>2]=.30000001192092896;g[l+8>>2]=.8999999761581421;O=c[a+102952>>2]|0;if((O|0)==0){break}k=a+102884|0;j=a+102876|0;f=m|0;h=m|0;e=m+4|0;I=m+8|0;B=m+12|0;A=m+16|0;z=m+20|0;y=m+24|0;x=m+28|0;w=O;L2803:while(1){do{if((b[w+4>>1]&32)!=0){O=c[w+100>>2]|0;if((O|0)==0){break}else{P=O}do{O=P+28|0;if((c[O>>2]|0)>0){E=P+24|0;D=0;do{C=c[(c[E>>2]|0)+(D*28&-1)+24>>2]|0;if((C|0)<=-1){Q=2175;break L2803}if((c[k>>2]|0)<=(C|0)){Q=2176;break L2803}H=c[j>>2]|0;R=+g[H+(C*36&-1)>>2];S=+g[H+(C*36&-1)+4>>2];T=+g[H+(C*36&-1)+8>>2];U=+g[H+(C*36&-1)+12>>2];g[h>>2]=R;g[e>>2]=S;g[I>>2]=T;g[B>>2]=S;g[A>>2]=T;g[z>>2]=U;g[y>>2]=R;g[x>>2]=U;C=c[q>>2]|0;bO[c[(c[C>>2]|0)+8>>2]&127](C,f,4,l);D=D+1|0;}while((D|0)<(c[O>>2]|0))}P=c[P+4>>2]|0;}while((P|0)!=0)}}while(0);w=c[w+96>>2]|0;if((w|0)==0){break L2800}}if((Q|0)==2175){ba(10360,159,14456,9904)}else if((Q|0)==2176){ba(10360,159,14456,9904)}}}while(0);if((s&16|0)==0){i=d;return}s=c[a+102952>>2]|0;if((s|0)==0){i=d;return}a=n;n=s;do{s=n+12|0;c[a>>2]=c[s>>2];c[a+4>>2]=c[s+4>>2];c[a+8>>2]=c[s+8>>2];c[a+12>>2]=c[s+12>>2];s=n+44|0;Q=c[s+4>>2]|0;c[o>>2]=c[s>>2];c[o+4>>2]=Q;Q=c[q>>2]|0;bp[c[(c[Q>>2]|0)+28>>2]&511](Q,p);n=c[n+96>>2]|0;}while((n|0)!=0);i=d;return}function d_(a){a=a|0;return}function d$(a){a=a|0;return}function d0(a,c,d){a=a|0;c=c|0;d=d|0;var e=0;a=b[c+36>>1]|0;if(!(a<<16>>16!=(b[d+36>>1]|0)|a<<16>>16==0)){e=a<<16>>16>0;return e|0}if((b[d+32>>1]&b[c+34>>1])<<16>>16==0){e=0;return e|0}e=(b[d+34>>1]&b[c+32>>1])<<16>>16!=0;return e|0}function d1(a){a=a|0;vl(a);return}function d2(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0,h=0,j=0;f=i;i=i+48|0;h=f|0;j=c[(c[a+48>>2]|0)+12>>2]|0;c[h>>2]=20512;c[h+4>>2]=1;g[h+8>>2]=.009999999776482582;vq(h+28|0,0,18);cX(j,h,c[a+56>>2]|0);b6(b,h,d,c[(c[a+52>>2]|0)+12>>2]|0,e);i=f;return}function d3(a){a=a|0;vl(a);return}function d4(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0,h=0,j=0;f=i;i=i+304|0;h=f+256|0;j=c[(c[a+48>>2]|0)+12>>2]|0;c[h>>2]=20512;c[h+4>>2]=1;g[h+8>>2]=.009999999776482582;vq(h+28|0,0,18);cX(j,h,c[a+56>>2]|0);b7(f|0,b,h,d,c[(c[a+52>>2]|0)+12>>2]|0,e);i=f;return}function d5(a){a=a|0;vl(a);return}function d6(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,h=0,j=0,k=0.0,l=0.0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0,K=0,L=0,M=0,N=0.0,O=0.0,Q=0.0,R=0.0,S=0.0,T=0,U=0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0.0,ab=0.0,ac=0,ad=0.0,ae=0.0,af=0,ag=0,ah=0,ai=0,aj=0;e=i;i=i+1064|0;f=e|0;h=e+1040|0;j=d;k=+g[j>>2];l=+g[j+4>>2];m=d+8|0;n=+g[m>>2]-k;o=+g[m+4>>2]-l;p=n*n+o*o;if(p<=0.0){ba(10360,204,14104,10168)}q=+P(+p);if(q<1.1920928955078125e-7){r=n;s=o}else{p=1.0/q;r=n*p;s=o*p}p=s*-1.0;if(p>0.0){t=p}else{t=-0.0-p}if(r>0.0){u=r}else{u=-0.0-r}s=+g[d+16>>2];q=k+n*s;v=l+o*s;d=f+4|0;w=f|0;c[w>>2]=d;x=f+1028|0;c[x>>2]=0;y=f+1032|0;c[y>>2]=256;c[(c[w>>2]|0)+(c[x>>2]<<2)>>2]=c[a>>2];f=(c[x>>2]|0)+1|0;c[x>>2]=f;L2859:do{if((f|0)>0){z=a+4|0;A=h;B=h+8|0;C=h+16|0;D=f;E=l<v?l:v;F=k<q?k:q;G=l>v?l:v;H=k>q?k:q;I=s;while(1){J=D;while(1){K=J-1|0;c[x>>2]=K;L=c[w>>2]|0;M=c[L+(K<<2)>>2]|0;if((M|0)==-1){N=I;O=H;Q=G;R=F;S=E;T=K;break}U=c[z>>2]|0;V=+g[U+(M*36&-1)+8>>2];W=+g[U+(M*36&-1)+12>>2];X=+g[U+(M*36&-1)>>2];Y=+g[U+(M*36&-1)+4>>2];if(F-V>0.0|E-W>0.0|X-H>0.0|Y-G>0.0){Z=I;_=H;$=G;aa=F;ab=E;ac=2206;break}ad=p*(k-(V+X)*.5)+r*(l-(W+Y)*.5);if(ad>0.0){ae=ad}else{ae=-0.0-ad}if(ae-(t*(V-X)*.5+u*(W-Y)*.5)>0.0){Z=I;_=H;$=G;aa=F;ab=E;ac=2206;break}af=U+(M*36&-1)+24|0;if((c[af>>2]|0)==-1){ac=2217;break}do{if((K|0)==(c[y>>2]|0)){c[y>>2]=K<<1;ag=vh(K<<3)|0;c[w>>2]=ag;ah=L;ai=c[x>>2]<<2;vp(ag|0,ah|0,ai)|0;if((L|0)==(d|0)){break}vi(ah)}}while(0);c[(c[w>>2]|0)+(c[x>>2]<<2)>>2]=c[af>>2];L=(c[x>>2]|0)+1|0;c[x>>2]=L;K=U+(M*36&-1)+28|0;do{if((L|0)==(c[y>>2]|0)){ah=c[w>>2]|0;c[y>>2]=L<<1;ai=vh(L<<3)|0;c[w>>2]=ai;ag=ah;aj=c[x>>2]<<2;vp(ai|0,ag|0,aj)|0;if((ah|0)==(d|0)){break}vi(ag)}}while(0);c[(c[w>>2]|0)+(c[x>>2]<<2)>>2]=c[K>>2];J=(c[x>>2]|0)+1|0;c[x>>2]=J;if((J|0)<=0){break L2859}}do{if((ac|0)==2217){ac=0;J=c[j+4>>2]|0;c[A>>2]=c[j>>2];c[A+4>>2]=J;J=c[m+4>>2]|0;c[B>>2]=c[m>>2];c[B+4>>2]=J;g[C>>2]=I;Y=+d7(b,h,M);if(Y==0.0){break L2859}if(Y<=0.0){Z=I;_=H;$=G;aa=F;ab=E;ac=2206;break}W=k+n*Y;X=l+o*Y;Z=Y;_=k>W?k:W;$=l>X?l:X;aa=k<W?k:W;ab=l<X?l:X;ac=2206}}while(0);if((ac|0)==2206){ac=0;N=Z;O=_;Q=$;R=aa;S=ab;T=c[x>>2]|0}if((T|0)>0){D=T;E=S;F=R;G=Q;H=O;I=N}else{break}}}}while(0);T=c[w>>2]|0;if((T|0)==(d|0)){i=e;return}vi(T);c[w>>2]=0;i=e;return}function d7(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,h=0,j=0,k=0,l=0.0,m=0.0,n=0.0,o=0.0;e=i;i=i+24|0;f=e|0;h=e+16|0;j=c[a>>2]|0;if((d|0)<=-1){ba(10360,153,14408,9904);return 0.0}if((c[j+12>>2]|0)<=(d|0)){ba(10360,153,14408,9904);return 0.0}k=c[(c[j+4>>2]|0)+(d*36&-1)+16>>2]|0;d=c[k+16>>2]|0;j=c[d+12>>2]|0;if(bI[c[(c[j>>2]|0)+20>>2]&127](j,f,b,(c[d+8>>2]|0)+12|0,c[k+20>>2]|0)|0){l=+g[f+8>>2];m=1.0-l;n=m*+g[b+4>>2]+l*+g[b+12>>2];g[h>>2]=+g[b>>2]*m+l*+g[b+8>>2];g[h+4>>2]=n;k=c[a+4>>2]|0;o=+bG[c[(c[k>>2]|0)+8>>2]&63](k,d,h,f|0,l);i=e;return+o}else{o=+g[b+16>>2];i=e;return+o}return 0.0}function d8(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0;e=i;i=i+1040|0;f=e|0;h=f+4|0;j=f|0;c[j>>2]=h;k=f+1028|0;c[k>>2]=0;l=f+1032|0;c[l>>2]=256;c[(c[j>>2]|0)+(c[k>>2]<<2)>>2]=c[a>>2];f=(c[k>>2]|0)+1|0;c[k>>2]=f;L2906:do{if((f|0)>0){m=a+4|0;n=d|0;o=d+4|0;p=d+8|0;q=d+12|0;r=b|0;s=b+4|0;t=f;L2908:while(1){u=t-1|0;c[k>>2]=u;v=c[j>>2]|0;w=c[v+(u<<2)>>2]|0;do{if((w|0)==-1){x=u}else{y=c[m>>2]|0;if(+g[n>>2]- +g[y+(w*36&-1)+8>>2]>0.0|+g[o>>2]- +g[y+(w*36&-1)+12>>2]>0.0|+g[y+(w*36&-1)>>2]- +g[p>>2]>0.0|+g[y+(w*36&-1)+4>>2]- +g[q>>2]>0.0){x=u;break}z=y+(w*36&-1)+24|0;if((c[z>>2]|0)==-1){A=c[r>>2]|0;if((w|0)<=-1){break L2908}if((c[A+12>>2]|0)<=(w|0)){break L2908}B=c[s>>2]|0;if(!(bF[c[(c[B>>2]|0)+8>>2]&255](B,c[(c[(c[A+4>>2]|0)+(w*36&-1)+16>>2]|0)+16>>2]|0)|0)){break L2906}x=c[k>>2]|0;break}do{if((u|0)==(c[l>>2]|0)){c[l>>2]=u<<1;A=vh(u<<3)|0;c[j>>2]=A;B=v;C=c[k>>2]<<2;vp(A|0,B|0,C)|0;if((v|0)==(h|0)){break}vi(B)}}while(0);c[(c[j>>2]|0)+(c[k>>2]<<2)>>2]=c[z>>2];B=(c[k>>2]|0)+1|0;c[k>>2]=B;C=y+(w*36&-1)+28|0;do{if((B|0)==(c[l>>2]|0)){A=c[j>>2]|0;c[l>>2]=B<<1;D=vh(B<<3)|0;c[j>>2]=D;E=A;F=c[k>>2]<<2;vp(D|0,E|0,F)|0;if((A|0)==(h|0)){break}vi(E)}}while(0);c[(c[j>>2]|0)+(c[k>>2]<<2)>>2]=c[C>>2];B=(c[k>>2]|0)+1|0;c[k>>2]=B;x=B}}while(0);if((x|0)>0){t=x}else{break L2906}}ba(10360,153,14408,9904)}}while(0);x=c[j>>2]|0;if((x|0)==(h|0)){i=e;return}vi(x);c[j>>2]=0;i=e;return}function d9(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,i=0,j=0,k=0.0,l=0.0;h=df(f,144)|0;if((h|0)==0){i=0;j=i|0;return j|0}f=h;c[f>>2]=19280;c[h+4>>2]=4;c[h+48>>2]=a;c[h+52>>2]=d;c[h+56>>2]=b;c[h+60>>2]=e;c[h+124>>2]=0;c[h+128>>2]=0;vq(h+8|0,0,40);g[h+136>>2]=+P(+(+g[a+16>>2]*+g[d+16>>2]));k=+g[a+20>>2];l=+g[d+20>>2];g[h+140>>2]=k>l?k:l;c[f>>2]=19512;if((c[(c[a+12>>2]|0)+4>>2]|0)!=3){ba(10096,43,16664,12232);return 0}if((c[(c[d+12>>2]|0)+4>>2]|0)==0){i=h;j=i|0;return j|0}else{ba(10096,44,16664,9416);return 0}return 0}function ea(b,d){b=b|0;d=d|0;var e=0,f=0;bo[c[(c[b>>2]|0)+4>>2]&511](b);e=a[22208]|0;if((e&255)<14){f=d+12+((e&255)<<2)|0;c[b>>2]=c[f>>2];c[f>>2]=b;return}else{ba(5352,173,17448,6544)}}function eb(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,i=0,j=0,k=0.0,l=0.0;h=df(f,144)|0;if((h|0)==0){i=0;j=i|0;return j|0}f=h;c[f>>2]=19280;c[h+4>>2]=4;c[h+48>>2]=a;c[h+52>>2]=d;c[h+56>>2]=b;c[h+60>>2]=e;c[h+124>>2]=0;c[h+128>>2]=0;vq(h+8|0,0,40);g[h+136>>2]=+P(+(+g[a+16>>2]*+g[d+16>>2]));k=+g[a+20>>2];l=+g[d+20>>2];g[h+140>>2]=k>l?k:l;c[f>>2]=19448;if((c[(c[a+12>>2]|0)+4>>2]|0)!=3){ba(9952,43,16488,12232);return 0}if((c[(c[d+12>>2]|0)+4>>2]|0)==2){i=h;j=i|0;return j|0}else{ba(9952,44,16488,9368);return 0}return 0}function ec(b,d){b=b|0;d=d|0;var e=0,f=0;bo[c[(c[b>>2]|0)+4>>2]&511](b);e=a[22208]|0;if((e&255)<14){f=d+12+((e&255)<<2)|0;c[b>>2]=c[f>>2];c[f>>2]=b;return}else{ba(5352,173,17448,6544)}}function ed(a){a=a|0;return}function ee(a){a=a|0;return}function ef(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0,h=0,i=0,j=0.0,k=0.0,l=0.0,m=0.0,n=0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0;f=c[(c[a+48>>2]|0)+12>>2]|0;h=c[(c[a+52>>2]|0)+12>>2]|0;a=b+60|0;c[a>>2]=0;i=f+12|0;j=+g[d+12>>2];k=+g[i>>2];l=+g[d+8>>2];m=+g[f+16>>2];n=h+12|0;o=+g[e+12>>2];p=+g[n>>2];q=+g[e+8>>2];r=+g[h+16>>2];s=+g[e>>2]+(o*p-q*r)-(+g[d>>2]+(j*k-l*m));t=p*q+o*r+ +g[e+4>>2]-(k*l+j*m+ +g[d+4>>2]);m=+g[f+8>>2]+ +g[h+8>>2];if(s*s+t*t>m*m){return}c[b+56>>2]=0;h=i;i=b+48|0;f=c[h+4>>2]|0;c[i>>2]=c[h>>2];c[i+4>>2]=f;g[b+40>>2]=0.0;g[b+44>>2]=0.0;c[a>>2]=1;a=n;n=b;f=c[a+4>>2]|0;c[n>>2]=c[a>>2];c[n+4>>2]=f;c[b+16>>2]=0;return}function eg(a){a=a|0;vl(a);return}function eh(d,e){d=d|0;e=e|0;var f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0;f=i;i=i+200|0;h=f|0;j=f+96|0;k=f+112|0;l=f+136|0;m=d+64|0;n=l;o=m;vp(n|0,o|0,64)|0;o=d+4|0;n=c[o>>2]|0;c[o>>2]=n|4;p=n>>>1;n=c[d+48>>2]|0;q=c[d+52>>2]|0;r=((a[q+38|0]|a[n+38|0])&1)!=0;s=c[n+8>>2]|0;t=c[q+8>>2]|0;u=s+12|0;v=t+12|0;do{if(r){w=c[n+12>>2]|0;x=c[q+12>>2]|0;y=c[d+56>>2]|0;z=c[d+60>>2]|0;c[h+16>>2]=0;c[h+20>>2]=0;g[h+24>>2]=0.0;c[h+44>>2]=0;c[h+48>>2]=0;g[h+52>>2]=0.0;cf(h|0,w,y);cf(h+28|0,x,z);z=h+56|0;x=u;c[z>>2]=c[x>>2];c[z+4>>2]=c[x+4>>2];c[z+8>>2]=c[x+8>>2];c[z+12>>2]=c[x+12>>2];x=h+72|0;z=v;c[x>>2]=c[z>>2];c[x+4>>2]=c[z+4>>2];c[x+8>>2]=c[z+8>>2];c[x+12>>2]=c[z+12>>2];a[h+88|0]=1;b[j+4>>1]=0;cg(k,j,h);z=+g[k+16>>2]<11920928955078125.0e-22;c[d+124>>2]=0;A=z;B=p&1}else{bO[c[c[d>>2]>>2]&127](d,m,u,v);z=d+124|0;x=(c[z>>2]|0)>0;if(x){y=c[l+60>>2]|0;w=0;do{C=d+64+(w*20&-1)+8|0;g[C>>2]=0.0;D=d+64+(w*20&-1)+12|0;g[D>>2]=0.0;E=c[d+64+(w*20&-1)+16>>2]|0;F=0;while(1){if((F|0)>=(y|0)){break}if((c[l+(F*20&-1)+16>>2]|0)==(E|0)){G=2312;break}else{F=F+1|0}}if((G|0)==2312){G=0;g[C>>2]=+g[l+(F*20&-1)+8>>2];g[D>>2]=+g[l+(F*20&-1)+12>>2]}w=w+1|0;}while((w|0)<(c[z>>2]|0))}z=p&1;if(!(x^(z|0)!=0)){A=x;B=z;break}w=s+4|0;y=b[w>>1]|0;if((y&2)==0){b[w>>1]=y|2;g[s+144>>2]=0.0}y=t+4|0;w=b[y>>1]|0;if((w&2)!=0){A=x;B=z;break}b[y>>1]=w|2;g[t+144>>2]=0.0;A=x;B=z}}while(0);t=c[o>>2]|0;c[o>>2]=A?t|2:t&-3;t=(B|0)==0;B=A^1;o=(e|0)==0;if(!(t^1|B|o)){bp[c[(c[e>>2]|0)+8>>2]&511](e,d)}if(!(t|A|o)){bp[c[(c[e>>2]|0)+12>>2]&511](e,d)}if(r|B|o){i=f;return}bL[c[(c[e>>2]|0)+16>>2]&127](e,d,l);i=f;return}function ei(a){a=a|0;vl(a);return}function ej(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,i=0,j=0.0,k=0.0;e=df(f,144)|0;if((e|0)==0){h=0;i=h|0;return i|0}f=e;c[f>>2]=19280;c[e+4>>2]=4;c[e+48>>2]=a;c[e+52>>2]=d;c[e+56>>2]=0;c[e+60>>2]=0;c[e+124>>2]=0;c[e+128>>2]=0;vq(e+8|0,0,40);g[e+136>>2]=+P(+(+g[a+16>>2]*+g[d+16>>2]));j=+g[a+20>>2];k=+g[d+20>>2];g[e+140>>2]=j>k?j:k;c[f>>2]=2e4;if((c[(c[a+12>>2]|0)+4>>2]|0)!=0){ba(9808,44,17872,12152);return 0}if((c[(c[d+12>>2]|0)+4>>2]|0)==0){h=e;i=h|0;return i|0}else{ba(9808,45,17872,9416);return 0}return 0}function ek(b,d){b=b|0;d=d|0;var e=0,f=0;bo[c[(c[b>>2]|0)+4>>2]&511](b);e=a[22208]|0;if((e&255)<14){f=d+12+((e&255)<<2)|0;c[b>>2]=c[f>>2];c[f>>2]=b;return}else{ba(5352,173,17448,6544)}}function el(b,d,e,f,g){b=b|0;d=d|0;e=e|0;f=f|0;g=g|0;var h=0,i=0,j=0,k=0;if((a[21856]&1)==0){c[5466]=62;c[5467]=140;a[21872]=1;c[5490]=54;c[5491]=386;a[21968]=1;c[5472]=54;c[5473]=386;a[21896]=0;c[5496]=70;c[5497]=296;a[21992]=1;c[5478]=60;c[5479]=106;a[21920]=1;c[5469]=60;c[5470]=106;a[21884]=0;c[5484]=64;c[5485]=228;a[21944]=1;c[5493]=64;c[5494]=228;a[21980]=0;c[5502]=52;c[5503]=278;a[22016]=1;c[5475]=52;c[5476]=278;a[21908]=0;c[5508]=72;c[5509]=160;a[22040]=1;c[5499]=72;c[5500]=160;a[22004]=0;a[21856]=1}h=c[(c[b+12>>2]|0)+4>>2]|0;i=c[(c[e+12>>2]|0)+4>>2]|0;if(h>>>0>=4){ba(9712,80,15104,12104);return 0}if(i>>>0>=4){ba(9712,81,15104,9496);return 0}j=c[21864+(h*48&-1)+(i*12&-1)>>2]|0;if((j|0)==0){k=0;return k|0}if((a[21864+(h*48&-1)+(i*12&-1)+8|0]&1)==0){k=bI[j&127](e,f,b,d,g)|0;return k|0}else{k=bI[j&127](b,d,e,f,g)|0;return k|0}return 0}function em(d,e){d=d|0;e=e|0;var f=0,h=0,i=0,j=0,k=0,l=0;if((a[21856]&1)==0){ba(9712,103,15040,7184)}f=d+48|0;do{if((c[d+124>>2]|0)>0){h=c[(c[f>>2]|0)+8>>2]|0;i=h+4|0;j=b[i>>1]|0;if((j&2)==0){b[i>>1]=j|2;g[h+144>>2]=0.0}h=d+52|0;j=c[(c[h>>2]|0)+8>>2]|0;i=j+4|0;k=b[i>>1]|0;if((k&2)!=0){l=h;break}b[i>>1]=k|2;g[j+144>>2]=0.0;l=h}else{l=d+52|0}}while(0);h=c[(c[(c[f>>2]|0)+12>>2]|0)+4>>2]|0;f=c[(c[(c[l>>2]|0)+12>>2]|0)+4>>2]|0;if((h|0)>-1&(f|0)<4){bp[c[21864+(h*48&-1)+(f*12&-1)+4>>2]&511](d,e);return}else{ba(9712,114,15040,6160)}}function en(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0.0,t=0.0,u=0,v=0,w=0,x=0,y=0,z=0;e=b;f=d;c[e>>2]=c[f>>2];c[e+4>>2]=c[f+4>>2];c[e+8>>2]=c[f+8>>2];c[e+12>>2]=c[f+12>>2];c[e+16>>2]=c[f+16>>2];c[e+20>>2]=c[f+20>>2];f=c[d+40>>2]|0;e=b+32|0;c[e>>2]=f;h=c[d+28>>2]|0;i=b+48|0;c[i>>2]=h;j=h*88&-1;h=f+102796|0;k=c[h>>2]|0;if((k|0)>=32){ba(4840,38,17040,6448)}l=f+102412+(k*12&-1)|0;c[f+102412+(k*12&-1)+4>>2]=j;m=f+102400|0;n=c[m>>2]|0;if((n+j|0)>102400){c[l>>2]=vh(j)|0;a[f+102412+(k*12&-1)+8|0]=1}else{c[l>>2]=f+n;a[f+102412+(k*12&-1)+8|0]=0;c[m>>2]=(c[m>>2]|0)+j}m=f+102404|0;k=(c[m>>2]|0)+j|0;c[m>>2]=k;m=f+102408|0;f=c[m>>2]|0;c[m>>2]=(f|0)>(k|0)?f:k;c[h>>2]=(c[h>>2]|0)+1;h=b+36|0;c[h>>2]=c[l>>2];l=c[e>>2]|0;e=(c[i>>2]|0)*152&-1;k=l+102796|0;f=c[k>>2]|0;if((f|0)>=32){ba(4840,38,17040,6448)}m=l+102412+(f*12&-1)|0;c[l+102412+(f*12&-1)+4>>2]=e;j=l+102400|0;n=c[j>>2]|0;if((n+e|0)>102400){c[m>>2]=vh(e)|0;a[l+102412+(f*12&-1)+8|0]=1}else{c[m>>2]=l+n;a[l+102412+(f*12&-1)+8|0]=0;c[j>>2]=(c[j>>2]|0)+e}j=l+102404|0;f=(c[j>>2]|0)+e|0;c[j>>2]=f;j=l+102408|0;l=c[j>>2]|0;c[j>>2]=(l|0)>(f|0)?l:f;c[k>>2]=(c[k>>2]|0)+1;k=b+40|0;c[k>>2]=c[m>>2];c[b+24>>2]=c[d+32>>2];c[b+28>>2]=c[d+36>>2];m=c[d+24>>2]|0;d=b+44|0;c[d>>2]=m;if((c[i>>2]|0)<=0){return}f=b+20|0;l=b+8|0;b=0;j=m;while(1){m=c[j+(b<<2)>>2]|0;e=c[m+48>>2]|0;n=c[m+52>>2]|0;o=c[e+8>>2]|0;p=c[n+8>>2]|0;q=c[m+124>>2]|0;if((q|0)<=0){r=2378;break}s=+g[(c[n+12>>2]|0)+8>>2];t=+g[(c[e+12>>2]|0)+8>>2];e=c[k>>2]|0;g[e+(b*152&-1)+136>>2]=+g[m+136>>2];g[e+(b*152&-1)+140>>2]=+g[m+140>>2];n=o+8|0;c[e+(b*152&-1)+112>>2]=c[n>>2];u=p+8|0;c[e+(b*152&-1)+116>>2]=c[u>>2];v=o+120|0;g[e+(b*152&-1)+120>>2]=+g[v>>2];w=p+120|0;g[e+(b*152&-1)+124>>2]=+g[w>>2];x=o+128|0;g[e+(b*152&-1)+128>>2]=+g[x>>2];y=p+128|0;g[e+(b*152&-1)+132>>2]=+g[y>>2];c[e+(b*152&-1)+148>>2]=b;c[e+(b*152&-1)+144>>2]=q;vq(e+(b*152&-1)+80|0,0,32);z=c[h>>2]|0;c[z+(b*88&-1)+32>>2]=c[n>>2];c[z+(b*88&-1)+36>>2]=c[u>>2];g[z+(b*88&-1)+40>>2]=+g[v>>2];g[z+(b*88&-1)+44>>2]=+g[w>>2];w=o+28|0;o=z+(b*88&-1)+48|0;v=c[w+4>>2]|0;c[o>>2]=c[w>>2];c[o+4>>2]=v;v=p+28|0;p=z+(b*88&-1)+56|0;o=c[v+4>>2]|0;c[p>>2]=c[v>>2];c[p+4>>2]=o;g[z+(b*88&-1)+64>>2]=+g[x>>2];g[z+(b*88&-1)+68>>2]=+g[y>>2];y=m+104|0;x=z+(b*88&-1)+16|0;o=c[y+4>>2]|0;c[x>>2]=c[y>>2];c[x+4>>2]=o;o=m+112|0;x=z+(b*88&-1)+24|0;y=c[o+4>>2]|0;c[x>>2]=c[o>>2];c[x+4>>2]=y;c[z+(b*88&-1)+84>>2]=q;g[z+(b*88&-1)+76>>2]=t;g[z+(b*88&-1)+80>>2]=s;c[z+(b*88&-1)+72>>2]=c[m+120>>2];y=0;do{if((a[f]&1)==0){g[e+(b*152&-1)+(y*36&-1)+16>>2]=0.0;g[e+(b*152&-1)+(y*36&-1)+20>>2]=0.0}else{g[e+(b*152&-1)+(y*36&-1)+16>>2]=+g[l>>2]*+g[m+64+(y*20&-1)+8>>2];g[e+(b*152&-1)+(y*36&-1)+20>>2]=+g[l>>2]*+g[m+64+(y*20&-1)+12>>2]}g[e+(b*152&-1)+(y*36&-1)+24>>2]=0.0;g[e+(b*152&-1)+(y*36&-1)+28>>2]=0.0;g[e+(b*152&-1)+(y*36&-1)+32>>2]=0.0;x=m+64+(y*20&-1)|0;o=z+(b*88&-1)+(y<<3)|0;vq(e+(b*152&-1)+(y*36&-1)|0,0,16);p=c[x+4>>2]|0;c[o>>2]=c[x>>2];c[o+4>>2]=p;y=y+1|0;}while((y|0)<(q|0));q=b+1|0;if((q|0)>=(c[i>>2]|0)){r=2387;break}b=q;j=c[d>>2]|0}if((r|0)==2387){return}else if((r|0)==2378){ba(9232,71,17704,12024)}}function eo(a){a=a|0;var b=0,d=0,e=0,f=0,h=0,i=0,j=0.0,k=0.0,l=0.0,m=0.0,n=0,o=0,p=0,q=0.0,r=0.0,s=0.0,t=0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,P=0.0,Q=0.0,R=0.0,S=0.0;b=a+48|0;if((c[b>>2]|0)<=0){return}d=a+40|0;e=a+28|0;a=0;do{f=c[d>>2]|0;h=c[f+(a*152&-1)+112>>2]|0;i=c[f+(a*152&-1)+116>>2]|0;j=+g[f+(a*152&-1)+120>>2];k=+g[f+(a*152&-1)+128>>2];l=+g[f+(a*152&-1)+124>>2];m=+g[f+(a*152&-1)+132>>2];n=c[f+(a*152&-1)+144>>2]|0;o=c[e>>2]|0;p=o+(h*12&-1)|0;q=+g[p>>2];r=+g[p+4>>2];s=+g[o+(h*12&-1)+8>>2];t=o+(i*12&-1)|0;u=+g[t>>2];v=+g[t+4>>2];w=+g[o+(i*12&-1)+8>>2];o=f+(a*152&-1)+72|0;x=+g[o>>2];y=+g[o+4>>2];z=x*-1.0;if((n|0)>0){A=r;B=q;C=v;D=u;E=s;F=w;o=0;while(1){G=+g[f+(a*152&-1)+(o*36&-1)+16>>2];H=+g[f+(a*152&-1)+(o*36&-1)+20>>2];I=x*G+y*H;J=y*G+z*H;H=E-k*(+g[f+(a*152&-1)+(o*36&-1)>>2]*J- +g[f+(a*152&-1)+(o*36&-1)+4>>2]*I);G=B-j*I;K=A-j*J;L=F+m*(J*+g[f+(a*152&-1)+(o*36&-1)+8>>2]-I*+g[f+(a*152&-1)+(o*36&-1)+12>>2]);M=D+l*I;I=C+l*J;t=o+1|0;if((t|0)<(n|0)){A=K;B=G;C=I;D=M;E=H;F=L;o=t}else{N=K;O=G;P=I;Q=M;R=H;S=L;break}}}else{N=r;O=q;P=v;Q=u;R=s;S=w}F=+N;g[p>>2]=O;g[p+4>>2]=F;g[(c[e>>2]|0)+(h*12&-1)+8>>2]=R;o=(c[e>>2]|0)+(i*12&-1)|0;F=+P;g[o>>2]=Q;g[o+4>>2]=F;g[(c[e>>2]|0)+(i*12&-1)+8>>2]=S;a=a+1|0;}while((a|0)<(c[b>>2]|0));return}
+function ep(a){a=a|0;var b=0,d=0,e=0,f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0.0,C=0.0,D=0.0,E=0.0,F=0,G=0.0,H=0.0,I=0.0,J=0.0,K=0,L=0.0,M=0.0,N=0.0,O=0,P=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0,$=0.0,aa=0.0,ab=0.0,ac=0.0,ad=0.0,ae=0,af=0.0,ag=0.0,ah=0.0;b=i;i=i+16|0;d=b|0;e=d|0;f=d;h=i;i=i+16|0;j=h|0;k=h;l=i;i=i+24|0;m=l|0;n=l;o=a+48|0;if((c[o>>2]|0)<=0){i=b;return}p=a+40|0;q=a+36|0;r=a+44|0;s=a+24|0;t=a+28|0;a=d+8|0;d=a;u=a+4|0;a=h+8|0;h=a;v=a+4|0;a=l+8|0;l=0;while(1){w=c[p>>2]|0;x=c[q>>2]|0;y=c[(c[r>>2]|0)+(c[w+(l*152&-1)+148>>2]<<2)>>2]|0;z=c[w+(l*152&-1)+112>>2]|0;A=c[w+(l*152&-1)+116>>2]|0;B=+g[w+(l*152&-1)+120>>2];C=+g[w+(l*152&-1)+124>>2];D=+g[w+(l*152&-1)+128>>2];E=+g[w+(l*152&-1)+132>>2];F=x+(l*88&-1)+48|0;G=+g[F>>2];H=+g[F+4>>2];F=x+(l*88&-1)+56|0;I=+g[F>>2];J=+g[F+4>>2];F=c[s>>2]|0;K=F+(z*12&-1)|0;L=+g[K>>2];M=+g[K+4>>2];N=+g[F+(z*12&-1)+8>>2];K=c[t>>2]|0;O=K+(z*12&-1)|0;P=+g[O>>2];Q=+g[O+4>>2];T=+g[K+(z*12&-1)+8>>2];z=F+(A*12&-1)|0;U=+g[z>>2];V=+g[z+4>>2];W=+g[F+(A*12&-1)+8>>2];F=K+(A*12&-1)|0;X=+g[F>>2];Y=+g[F+4>>2];Z=+g[K+(A*12&-1)+8>>2];if((c[y+124>>2]|0)<=0){_=2400;break}$=+g[x+(l*88&-1)+80>>2];aa=+g[x+(l*88&-1)+76>>2];ab=+S(+N);g[d>>2]=ab;ac=+R(+N);g[u>>2]=ac;N=+S(+W);g[h>>2]=N;ad=+R(+W);g[v>>2]=ad;W=+(M-(H*ac+G*ab));g[e>>2]=L-(G*ac-H*ab);g[e+4>>2]=W;W=+(V-(J*ad+I*N));g[j>>2]=U-(I*ad-J*N);g[j+4>>2]=W;cd(n,y+64|0,f,aa,k,$);y=w+(l*152&-1)+72|0;x=y;A=c[m+4>>2]|0;c[x>>2]=c[m>>2];c[x+4>>2]=A;A=w+(l*152&-1)+144|0;x=c[A>>2]|0;do{if((x|0)>0){K=w+(l*152&-1)+76|0;F=y|0;$=B+C;aa=-0.0-Z;W=-0.0-T;z=w+(l*152&-1)+140|0;O=0;do{N=+g[a+(O<<3)>>2];J=N-L;ad=+g[a+(O<<3)+4>>2];ae=w+(l*152&-1)+(O*36&-1)|0;I=+(ad-M);g[ae>>2]=J;g[ae+4>>2]=I;I=N-U;ae=w+(l*152&-1)+(O*36&-1)+8|0;N=+(ad-V);g[ae>>2]=I;g[ae+4>>2]=N;N=+g[K>>2];ad=+g[w+(l*152&-1)+(O*36&-1)+4>>2];ab=+g[F>>2];H=J*N-ad*ab;ac=+g[w+(l*152&-1)+(O*36&-1)+12>>2];G=N*I-ab*ac;ab=$+H*D*H+G*E*G;if(ab>0.0){af=1.0/ab}else{af=0.0}g[w+(l*152&-1)+(O*36&-1)+24>>2]=af;ab=+g[K>>2];G=+g[F>>2]*-1.0;H=J*G-ab*ad;N=G*I-ab*ac;ab=$+H*D*H+N*E*N;if(ab>0.0){ag=1.0/ab}else{ag=0.0}g[w+(l*152&-1)+(O*36&-1)+28>>2]=ag;ae=w+(l*152&-1)+(O*36&-1)+32|0;g[ae>>2]=0.0;ab=+g[F>>2]*(X+ac*aa-P-ad*W)+ +g[K>>2]*(Y+Z*I-Q-T*J);if(ab<-1.0){g[ae>>2]=ab*(-0.0- +g[z>>2])}O=O+1|0;}while((O|0)<(x|0));if((c[A>>2]|0)!=2){break}W=+g[w+(l*152&-1)+76>>2];aa=+g[y>>2];$=+g[w+(l*152&-1)>>2]*W- +g[w+(l*152&-1)+4>>2]*aa;ab=W*+g[w+(l*152&-1)+8>>2]-aa*+g[w+(l*152&-1)+12>>2];J=W*+g[w+(l*152&-1)+36>>2]-aa*+g[w+(l*152&-1)+40>>2];I=W*+g[w+(l*152&-1)+44>>2]-aa*+g[w+(l*152&-1)+48>>2];aa=B+C;W=D*$;ad=E*ab;ac=aa+$*W+ab*ad;ab=aa+J*D*J+I*E*I;$=aa+W*J+ad*I;I=ac*ab-$*$;if(ac*ac>=I*1.0e3){c[A>>2]=1;break}g[w+(l*152&-1)+96>>2]=ac;g[w+(l*152&-1)+100>>2]=$;g[w+(l*152&-1)+104>>2]=$;g[w+(l*152&-1)+108>>2]=ab;if(I!=0.0){ah=1.0/I}else{ah=I}I=$*(-0.0-ah);g[w+(l*152&-1)+80>>2]=ab*ah;g[w+(l*152&-1)+84>>2]=I;g[w+(l*152&-1)+88>>2]=I;g[w+(l*152&-1)+92>>2]=ac*ah}}while(0);w=l+1|0;if((w|0)<(c[o>>2]|0)){l=w}else{_=2418;break}}if((_|0)==2418){i=b;return}else if((_|0)==2400){ba(9232,168,17760,9464)}}function eq(a){a=a|0;var b=0,d=0,e=0,f=0,h=0,j=0,k=0,l=0,m=0,n=0.0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0.0,x=0,y=0,z=0,A=0,B=0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0,L=0.0,M=0.0,N=0.0,O=0.0,P=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0.0,ab=0.0,ac=0.0,ad=0.0,ae=0.0,af=0.0,ag=0.0,ah=0.0,ai=0.0,aj=0.0,ak=0.0,al=0.0,am=0.0,an=0.0,ao=0.0,ap=0.0,aq=0.0,ar=0;b=i;i=i+16|0;d=b|0;e=d|0;f=d;h=i;i=i+16|0;j=h|0;k=h;l=i;i=i+20|0;i=i+7>>3<<3;m=a+48|0;if((c[m>>2]|0)<=0){n=0.0;o=n>=-.014999999664723873;i=b;return o|0}p=a+36|0;q=a+24|0;a=d+8|0;d=a;r=a+4|0;a=h+8|0;h=a;s=a+4|0;a=l;t=l+8|0;u=l+16|0;v=0;w=0.0;while(1){x=c[p>>2]|0;y=x+(v*88&-1)|0;z=c[x+(v*88&-1)+32>>2]|0;A=c[x+(v*88&-1)+36>>2]|0;B=x+(v*88&-1)+48|0;C=+g[B>>2];D=+g[B+4>>2];E=+g[x+(v*88&-1)+40>>2];F=+g[x+(v*88&-1)+64>>2];B=x+(v*88&-1)+56|0;G=+g[B>>2];H=+g[B+4>>2];I=+g[x+(v*88&-1)+44>>2];J=+g[x+(v*88&-1)+68>>2];B=c[x+(v*88&-1)+84>>2]|0;x=c[q>>2]|0;K=x+(z*12&-1)|0;L=+g[K>>2];M=+g[K+4>>2];N=+g[x+(z*12&-1)+8>>2];K=x+(A*12&-1)|0;O=+g[K>>2];P=+g[K+4>>2];Q=+g[x+(A*12&-1)+8>>2];if((B|0)>0){T=E+I;U=M;V=L;W=P;X=O;K=0;Y=Q;Z=N;_=w;do{$=+S(+Z);g[d>>2]=$;aa=+R(+Z);g[r>>2]=aa;ab=+S(+Y);g[h>>2]=ab;ac=+R(+Y);g[s>>2]=ac;ad=+(U-(D*aa+C*$));g[e>>2]=V-(C*aa-D*$);g[e+4>>2]=ad;ad=+(W-(H*ac+G*ab));g[j>>2]=X-(G*ac-H*ab);g[j+4>>2]=ad;eC(l,y,f,k,K);ad=+g[a>>2];ab=+g[a+4>>2];ac=+g[t>>2];$=+g[t+4>>2];aa=+g[u>>2];ae=ac-V;af=$-U;ag=ac-X;ac=$-W;_=_<aa?_:aa;$=(aa+.004999999888241291)*.20000000298023224;aa=$<0.0?$:0.0;$=ab*ae-ad*af;ah=ab*ag-ad*ac;ai=ah*J*ah+(T+$*F*$);if(ai>0.0){aj=(-0.0-(aa<-.20000000298023224?-.20000000298023224:aa))/ai}else{aj=0.0}ai=ad*aj;ad=ab*aj;V=V-E*ai;U=U-E*ad;Z=Z-F*(ae*ad-af*ai);X=X+I*ai;W=W+I*ad;Y=Y+J*(ag*ad-ac*ai);K=K+1|0;}while((K|0)<(B|0));ak=U;al=V;am=W;an=X;ao=Y;ap=Z;aq=_;ar=c[q>>2]|0}else{ak=M;al=L;am=P;an=O;ao=Q;ap=N;aq=w;ar=x}B=ar+(z*12&-1)|0;J=+ak;g[B>>2]=al;g[B+4>>2]=J;g[(c[q>>2]|0)+(z*12&-1)+8>>2]=ap;B=(c[q>>2]|0)+(A*12&-1)|0;J=+am;g[B>>2]=an;g[B+4>>2]=J;g[(c[q>>2]|0)+(A*12&-1)+8>>2]=ao;B=v+1|0;if((B|0)<(c[m>>2]|0)){v=B;w=aq}else{n=aq;break}}o=n>=-.014999999664723873;i=b;return o|0}function er(a){a=a|0;var b=0,d=0,e=0,f=0,h=0,i=0,j=0,k=0.0,l=0.0,m=0.0,n=0.0,o=0,p=0,q=0,r=0,s=0,t=0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0,D=0.0,E=0.0,F=0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,P=0.0,Q=0.0,R=0.0,S=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0.0,ab=0.0,ac=0.0,ad=0.0;b=a+48|0;if((c[b>>2]|0)<=0){return}d=a+40|0;e=a+28|0;a=0;L3146:while(1){f=c[d>>2]|0;h=f+(a*152&-1)|0;i=c[f+(a*152&-1)+112>>2]|0;j=c[f+(a*152&-1)+116>>2]|0;k=+g[f+(a*152&-1)+120>>2];l=+g[f+(a*152&-1)+128>>2];m=+g[f+(a*152&-1)+124>>2];n=+g[f+(a*152&-1)+132>>2];o=f+(a*152&-1)+144|0;p=c[o>>2]|0;q=c[e>>2]|0;r=q+(i*12&-1)|0;s=q+(j*12&-1)|0;t=f+(a*152&-1)+72|0;u=+g[t>>2];v=+g[t+4>>2];w=u*-1.0;x=+g[f+(a*152&-1)+136>>2];if((p-1|0)>>>0<2){y=+g[r+4>>2];z=+g[r>>2];A=+g[s+4>>2];B=+g[s>>2];C=0;D=+g[q+(j*12&-1)+8>>2];E=+g[q+(i*12&-1)+8>>2]}else{F=2435;break}do{G=+g[f+(a*152&-1)+(C*36&-1)+12>>2];H=+g[f+(a*152&-1)+(C*36&-1)+8>>2];I=+g[f+(a*152&-1)+(C*36&-1)+4>>2];J=+g[f+(a*152&-1)+(C*36&-1)>>2];K=x*+g[f+(a*152&-1)+(C*36&-1)+16>>2];q=f+(a*152&-1)+(C*36&-1)+20|0;L=+g[q>>2];M=L+ +g[f+(a*152&-1)+(C*36&-1)+28>>2]*(-0.0-(v*(B+G*(-0.0-D)-z-I*(-0.0-E))+w*(A+D*H-y-E*J)));N=-0.0-K;O=M<K?M:K;K=O<N?N:O;O=K-L;g[q>>2]=K;K=v*O;L=w*O;z=z-k*K;y=y-k*L;E=E-l*(J*L-I*K);B=B+m*K;A=A+m*L;D=D+n*(H*L-G*K);C=C+1|0;}while((C|0)<(p|0));L3151:do{if((c[o>>2]|0)==1){w=+g[f+(a*152&-1)+12>>2];x=+g[f+(a*152&-1)+8>>2];K=+g[f+(a*152&-1)+4>>2];G=+g[h>>2];p=f+(a*152&-1)+16|0;L=+g[p>>2];H=L+(u*(B+w*(-0.0-D)-z-K*(-0.0-E))+v*(A+D*x-y-E*G)- +g[f+(a*152&-1)+32>>2])*(-0.0- +g[f+(a*152&-1)+24>>2]);I=H>0.0?H:0.0;H=I-L;g[p>>2]=I;I=u*H;L=v*H;P=E-l*(G*L-K*I);Q=D+n*(x*L-w*I);R=B+m*I;S=A+m*L;T=z-k*I;U=y-k*L}else{p=f+(a*152&-1)+16|0;L=+g[p>>2];q=f+(a*152&-1)+52|0;I=+g[q>>2];if(L<0.0|I<0.0){F=2440;break L3146}w=-0.0-D;x=+g[f+(a*152&-1)+12>>2];K=+g[f+(a*152&-1)+8>>2];G=-0.0-E;H=+g[f+(a*152&-1)+4>>2];J=+g[h>>2];O=+g[f+(a*152&-1)+48>>2];N=+g[f+(a*152&-1)+44>>2];M=+g[f+(a*152&-1)+40>>2];V=+g[f+(a*152&-1)+36>>2];W=+g[f+(a*152&-1)+104>>2];X=+g[f+(a*152&-1)+100>>2];Y=u*(B+x*w-z-H*G)+v*(A+D*K-y-E*J)- +g[f+(a*152&-1)+32>>2]-(L*+g[f+(a*152&-1)+96>>2]+I*W);Z=u*(B+O*w-z-M*G)+v*(A+D*N-y-E*V)- +g[f+(a*152&-1)+68>>2]-(L*X+I*+g[f+(a*152&-1)+108>>2]);G=+g[f+(a*152&-1)+80>>2]*Y+ +g[f+(a*152&-1)+88>>2]*Z;w=Y*+g[f+(a*152&-1)+84>>2]+Z*+g[f+(a*152&-1)+92>>2];_=-0.0-G;$=-0.0-w;if(!(G>-0.0|w>-0.0)){w=_-L;G=$-I;aa=u*w;ab=v*w;w=u*G;ac=v*G;G=aa+w;ad=ab+ac;g[p>>2]=_;g[q>>2]=$;P=E-l*(J*ab-H*aa+(V*ac-M*w));Q=D+n*(K*ab-x*aa+(N*ac-O*w));R=B+m*G;S=A+m*ad;T=z-k*G;U=y-k*ad;break}ad=Y*(-0.0- +g[f+(a*152&-1)+24>>2]);do{if(ad>=0.0){if(Z+ad*X<0.0){break}G=ad-L;w=0.0-I;ac=u*G;aa=v*G;G=u*w;ab=v*w;w=G+ac;$=ab+aa;g[p>>2]=ad;g[q>>2]=0.0;P=E-l*(aa*J-ac*H+(ab*V-G*M));Q=D+n*(aa*K-ac*x+(ab*N-G*O));R=B+m*w;S=A+m*$;T=z-k*w;U=y-k*$;break L3151}}while(0);ad=Z*(-0.0- +g[f+(a*152&-1)+60>>2]);do{if(ad>=0.0){if(Y+ad*W<0.0){break}X=0.0-L;$=ad-I;w=u*X;G=v*X;X=u*$;ab=v*$;$=w+X;ac=G+ab;g[p>>2]=0.0;g[q>>2]=ad;P=E-l*(G*J-w*H+(ab*V-X*M));Q=D+n*(G*K-w*x+(ab*N-X*O));R=B+m*$;S=A+m*ac;T=z-k*$;U=y-k*ac;break L3151}}while(0);if(Y<0.0|Z<0.0){P=E;Q=D;R=B;S=A;T=z;U=y;break}ad=0.0-L;W=0.0-I;ac=u*ad;$=v*ad;ad=u*W;X=v*W;W=ac+ad;ab=$+X;g[p>>2]=0.0;g[q>>2]=0.0;P=E-l*($*J-ac*H+(X*V-ad*M));Q=D+n*($*K-ac*x+(X*N-ad*O));R=B+m*W;S=A+m*ab;T=z-k*W;U=y-k*ab}}while(0);f=(c[e>>2]|0)+(i*12&-1)|0;k=+U;g[f>>2]=T;g[f+4>>2]=k;g[(c[e>>2]|0)+(i*12&-1)+8>>2]=P;f=(c[e>>2]|0)+(j*12&-1)|0;k=+S;g[f>>2]=R;g[f+4>>2]=k;g[(c[e>>2]|0)+(j*12&-1)+8>>2]=Q;f=a+1|0;if((f|0)<(c[b>>2]|0)){a=f}else{F=2454;break}}if((F|0)==2435){ba(9232,311,17816,7144)}else if((F|0)==2454){return}else if((F|0)==2440){ba(9232,406,17816,6128)}}function es(a){a=a|0;return}function et(a){a=a|0;return}function eu(a){a=a|0;return}function ev(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0.0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0.0,z=0,A=0,B=0,C=0,D=0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0,N=0.0,O=0.0,P=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0.0,ab=0.0,ac=0.0,ad=0.0,ae=0.0,af=0.0,ag=0.0,ah=0.0,ai=0.0,aj=0.0,ak=0.0,al=0.0,am=0.0,an=0.0,ao=0.0,ap=0.0,aq=0.0,ar=0.0,as=0.0,at=0;e=i;i=i+16|0;f=e|0;h=f|0;j=f;k=i;i=i+16|0;l=k|0;m=k;n=i;i=i+20|0;i=i+7>>3<<3;o=a+48|0;if((c[o>>2]|0)<=0){p=0.0;q=p>=-.007499999832361937;i=e;return q|0}r=a+36|0;s=a+24|0;a=f+8|0;f=a;t=a+4|0;a=k+8|0;k=a;u=a+4|0;a=n;v=n+8|0;w=n+16|0;x=0;y=0.0;while(1){z=c[r>>2]|0;A=z+(x*88&-1)|0;B=c[z+(x*88&-1)+32>>2]|0;C=c[z+(x*88&-1)+36>>2]|0;D=z+(x*88&-1)+48|0;E=+g[D>>2];F=+g[D+4>>2];D=z+(x*88&-1)+56|0;G=+g[D>>2];H=+g[D+4>>2];D=c[z+(x*88&-1)+84>>2]|0;if((B|0)==(b|0)|(B|0)==(d|0)){I=+g[z+(x*88&-1)+40>>2];J=+g[z+(x*88&-1)+64>>2]}else{I=0.0;J=0.0}K=+g[z+(x*88&-1)+44>>2];L=+g[z+(x*88&-1)+68>>2];z=c[s>>2]|0;M=z+(B*12&-1)|0;N=+g[M>>2];O=+g[M+4>>2];P=+g[z+(B*12&-1)+8>>2];M=z+(C*12&-1)|0;Q=+g[M>>2];T=+g[M+4>>2];U=+g[z+(C*12&-1)+8>>2];if((D|0)>0){V=I+K;W=O;X=N;Y=T;Z=Q;_=P;$=U;M=0;aa=y;do{ab=+S(+_);g[f>>2]=ab;ac=+R(+_);g[t>>2]=ac;ad=+S(+$);g[k>>2]=ad;ae=+R(+$);g[u>>2]=ae;af=+(W-(F*ac+E*ab));g[h>>2]=X-(E*ac-F*ab);g[h+4>>2]=af;af=+(Y-(H*ae+G*ad));g[l>>2]=Z-(G*ae-H*ad);g[l+4>>2]=af;eC(n,A,j,m,M);af=+g[a>>2];ad=+g[a+4>>2];ae=+g[v>>2];ab=+g[v+4>>2];ac=+g[w>>2];ag=ae-X;ah=ab-W;ai=ae-Z;ae=ab-Y;aa=aa<ac?aa:ac;ab=(ac+.004999999888241291)*.75;ac=ab<0.0?ab:0.0;ab=ad*ag-af*ah;aj=ad*ai-af*ae;ak=aj*L*aj+(V+ab*J*ab);if(ak>0.0){al=(-0.0-(ac<-.20000000298023224?-.20000000298023224:ac))/ak}else{al=0.0}ak=af*al;af=ad*al;X=X-I*ak;W=W-I*af;_=_-J*(ag*af-ah*ak);Z=Z+K*ak;Y=Y+K*af;$=$+L*(ai*af-ae*ak);M=M+1|0;}while((M|0)<(D|0));am=W;an=X;ao=Y;ap=Z;aq=_;ar=$;as=aa;at=c[s>>2]|0}else{am=O;an=N;ao=T;ap=Q;aq=P;ar=U;as=y;at=z}D=at+(B*12&-1)|0;L=+am;g[D>>2]=an;g[D+4>>2]=L;g[(c[s>>2]|0)+(B*12&-1)+8>>2]=aq;D=(c[s>>2]|0)+(C*12&-1)|0;L=+ao;g[D>>2]=ap;g[D+4>>2]=L;g[(c[s>>2]|0)+(C*12&-1)+8>>2]=ar;D=x+1|0;if((D|0)<(c[o>>2]|0)){x=D;y=as}else{p=as;break}}q=p>=-.007499999832361937;i=e;return q|0}function ew(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;b6(b,c[(c[a+48>>2]|0)+12>>2]|0,d,c[(c[a+52>>2]|0)+12>>2]|0,e);return}function ex(a){a=a|0;vl(a);return}function ey(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0;f=i;i=i+256|0;b7(f|0,b,c[(c[a+48>>2]|0)+12>>2]|0,d,c[(c[a+52>>2]|0)+12>>2]|0,e);i=f;return}function ez(a){a=a|0;vl(a);return}function eA(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;b5(b,c[(c[a+48>>2]|0)+12>>2]|0,d,c[(c[a+52>>2]|0)+12>>2]|0,e);return}function eB(a){a=a|0;vl(a);return}function eC(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,i=0.0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0,r=0.0,s=0.0,t=0.0,u=0,v=0,w=0.0;if((c[b+84>>2]|0)<=0){ba(9232,617,16360,5640)}h=c[b+72>>2]|0;if((h|0)==0){i=+g[d+12>>2];j=+g[b+24>>2];k=+g[d+8>>2];l=+g[b+28>>2];m=+g[d>>2]+(i*j-k*l);n=j*k+i*l+ +g[d+4>>2];l=+g[e+12>>2];i=+g[b>>2];k=+g[e+8>>2];j=+g[b+4>>2];o=+g[e>>2]+(l*i-k*j);p=i*k+l*j+ +g[e+4>>2];j=o-m;l=p-n;q=a;k=+l;g[q>>2]=j;g[q+4>>2]=k;k=+P(+(j*j+l*l));if(k<1.1920928955078125e-7){r=j;s=l}else{i=1.0/k;k=j*i;g[a>>2]=k;t=l*i;g[a+4>>2]=t;r=k;s=t}q=a+8|0;t=+((n+p)*.5);g[q>>2]=(m+o)*.5;g[q+4>>2]=t;g[a+16>>2]=j*r+l*s- +g[b+76>>2]- +g[b+80>>2];return}else if((h|0)==1){q=d+12|0;s=+g[q>>2];l=+g[b+16>>2];u=d+8|0;r=+g[u>>2];j=+g[b+20>>2];t=s*l-r*j;o=l*r+s*j;v=a;j=+o;g[v>>2]=t;g[v+4>>2]=j;j=+g[q>>2];s=+g[b+24>>2];r=+g[u>>2];l=+g[b+28>>2];m=+g[e+12>>2];p=+g[b+(f<<3)>>2];n=+g[e+8>>2];k=+g[b+(f<<3)+4>>2];i=+g[e>>2]+(m*p-n*k);w=p*n+m*k+ +g[e+4>>2];g[a+16>>2]=t*(i-(+g[d>>2]+(j*s-r*l)))+(w-(s*r+j*l+ +g[d+4>>2]))*o- +g[b+76>>2]- +g[b+80>>2];u=a+8|0;o=+w;g[u>>2]=i;g[u+4>>2]=o;return}else if((h|0)==2){h=e+12|0;o=+g[h>>2];i=+g[b+16>>2];u=e+8|0;w=+g[u>>2];l=+g[b+20>>2];j=o*i-w*l;r=i*w+o*l;q=a;l=+r;g[q>>2]=j;g[q+4>>2]=l;l=+g[h>>2];o=+g[b+24>>2];w=+g[u>>2];i=+g[b+28>>2];s=+g[d+12>>2];t=+g[b+(f<<3)>>2];k=+g[d+8>>2];m=+g[b+(f<<3)+4>>2];n=+g[d>>2]+(s*t-k*m);p=t*k+s*m+ +g[d+4>>2];g[a+16>>2]=j*(n-(+g[e>>2]+(l*o-w*i)))+(p-(o*w+l*i+ +g[e+4>>2]))*r- +g[b+76>>2]- +g[b+80>>2];b=a+8|0;i=+p;g[b>>2]=n;g[b+4>>2]=i;i=+(-0.0-r);g[q>>2]=-0.0-j;g[q+4>>2]=i;return}else{return}}function eD(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,i=0,j=0.0,k=0.0;e=df(f,144)|0;if((e|0)==0){h=0;i=h|0;return i|0}f=e;c[f>>2]=19280;c[e+4>>2]=4;c[e+48>>2]=a;c[e+52>>2]=d;c[e+56>>2]=0;c[e+60>>2]=0;c[e+124>>2]=0;c[e+128>>2]=0;vq(e+8|0,0,40);g[e+136>>2]=+P(+(+g[a+16>>2]*+g[d+16>>2]));j=+g[a+20>>2];k=+g[d+20>>2];g[e+140>>2]=j>k?j:k;c[f>>2]=19544;if((c[(c[a+12>>2]|0)+4>>2]|0)!=1){ba(8616,41,16760,11856);return 0}if((c[(c[d+12>>2]|0)+4>>2]|0)==0){h=e;i=h|0;return i|0}else{ba(8616,42,16760,9416);return 0}return 0}function eE(b,d){b=b|0;d=d|0;var e=0,f=0;bo[c[(c[b>>2]|0)+4>>2]&511](b);e=a[22208]|0;if((e&255)<14){f=d+12+((e&255)<<2)|0;c[b>>2]=c[f>>2];c[f>>2]=b;return}else{ba(5352,173,17448,6544)}}function eF(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,i=0,j=0.0,k=0.0;e=df(f,144)|0;if((e|0)==0){h=0;i=h|0;return i|0}f=e;c[f>>2]=19280;c[e+4>>2]=4;c[e+48>>2]=a;c[e+52>>2]=d;c[e+56>>2]=0;c[e+60>>2]=0;c[e+124>>2]=0;c[e+128>>2]=0;vq(e+8|0,0,40);g[e+136>>2]=+P(+(+g[a+16>>2]*+g[d+16>>2]));j=+g[a+20>>2];k=+g[d+20>>2];g[e+140>>2]=j>k?j:k;c[f>>2]=19480;if((c[(c[a+12>>2]|0)+4>>2]|0)!=1){ba(8440,41,16584,11856);return 0}if((c[(c[d+12>>2]|0)+4>>2]|0)==2){h=e;i=h|0;return i|0}else{ba(8440,42,16584,9368);return 0}return 0}function eG(b,d){b=b|0;d=d|0;var e=0,f=0;bo[c[(c[b>>2]|0)+4>>2]&511](b);e=a[22208]|0;if((e&255)<14){f=d+12+((e&255)<<2)|0;c[b>>2]=c[f>>2];c[f>>2]=b;return}else{ba(5352,173,17448,6544)}}function eH(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,i=0,j=0.0,k=0.0;e=df(f,144)|0;if((e|0)==0){h=0;i=h|0;return i|0}f=e;c[f>>2]=19280;c[e+4>>2]=4;c[e+48>>2]=a;c[e+52>>2]=d;c[e+56>>2]=0;c[e+60>>2]=0;c[e+124>>2]=0;c[e+128>>2]=0;vq(e+8|0,0,40);g[e+136>>2]=+P(+(+g[a+16>>2]*+g[d+16>>2]));j=+g[a+20>>2];k=+g[d+20>>2];g[e+140>>2]=j>k?j:k;c[f>>2]=19416;if((c[(c[a+12>>2]|0)+4>>2]|0)!=2){ba(8208,41,16280,11808);return 0}if((c[(c[d+12>>2]|0)+4>>2]|0)==0){h=e;i=h|0;return i|0}else{ba(8208,42,16280,9416);return 0}return 0}function eI(b,d){b=b|0;d=d|0;var e=0,f=0;bo[c[(c[b>>2]|0)+4>>2]&511](b);e=a[22208]|0;if((e&255)<14){f=d+12+((e&255)<<2)|0;c[b>>2]=c[f>>2];c[f>>2]=b;return}else{ba(5352,173,17448,6544)}}function eJ(a){a=a|0;return}function eK(a,b){a=a|0;b=+b;return+0.0}function eL(a){a=a|0;return}function eM(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0.0,j=0.0,k=0.0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0;d=a+108|0;e=c[d>>2]|0;f=b+28|0;b=c[f>>2]|0;h=b+(e*12&-1)|0;i=+g[h>>2];j=+g[h+4>>2];k=+g[b+(e*12&-1)+8>>2];h=a+112|0;l=c[h>>2]|0;m=b+(l*12&-1)|0;n=+g[m>>2];o=+g[m+4>>2];p=+g[b+(l*12&-1)+8>>2];q=+g[a+128>>2];r=+g[a+124>>2];s=+g[a+136>>2];t=+g[a+132>>2];u=+g[a+116>>2];v=+g[a+120>>2];l=a+100|0;w=+g[l>>2];x=(+g[a+76>>2]+(u*(n+s*(-0.0-p)-(i+q*(-0.0-k)))+v*(o+p*t-(j+k*r)))+ +g[a+96>>2]*w)*(-0.0- +g[a+172>>2]);g[l>>2]=w+x;w=u*x;u=v*x;x=+g[a+156>>2];v=k- +g[a+164>>2]*(u*r-w*q);q=+g[a+160>>2];r=p+ +g[a+168>>2]*(u*t-w*s);a=(c[f>>2]|0)+(e*12&-1)|0;s=+(j-x*u);g[a>>2]=i-x*w;g[a+4>>2]=s;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=v;d=(c[f>>2]|0)+((c[h>>2]|0)*12&-1)|0;v=+(o+u*q);g[d>>2]=n+w*q;g[d+4>>2]=v;g[(c[f>>2]|0)+((c[h>>2]|0)*12&-1)+8>>2]=r;return}function eN(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+48>>2]|0;e=+g[d+24>>2];f=+g[b+80>>2];h=+g[d+20>>2];i=+g[b+84>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function eO(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+52>>2]|0;e=+g[d+24>>2];f=+g[b+88>>2];h=+g[d+20>>2];i=+g[b+92>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function eP(a,b,c){a=a|0;b=b|0;c=+c;var d=0.0;d=+g[b+100>>2]*c;c=d*+g[b+120>>2];g[a>>2]=+g[b+116>>2]*d;g[a+4>>2]=c;return}function eQ(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;ca(b,c[(c[a+48>>2]|0)+12>>2]|0,d,c[(c[a+52>>2]|0)+12>>2]|0,e);return}function eR(a){a=a|0;vl(a);return}function eS(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0,av=0,aw=0,ax=0,ay=0,az=0,aA=0,aB=0,aC=0,aD=0,aE=0,aF=0,aG=0,aH=0,aI=0,aJ=0,aK=0;e=c[b+48>>2]|0;f=c[e+8>>2]|0;h=b+108|0;c[h>>2]=f;i=c[b+52>>2]|0;j=c[i+8>>2]|0;l=b+112|0;c[l>>2]=j;m=e+28|0;n=b+140|0;o=c[m>>2]|0;p=c[m+4>>2]|0;c[n>>2]=o;c[n+4>>2]=p;n=i+28|0;m=b+148|0;q=c[n>>2]|0;r=c[n+4>>2]|0;c[m>>2]=q;c[m+4>>2]=r;s=+g[e+120>>2];g[b+156>>2]=s;t=+g[i+120>>2];g[b+160>>2]=t;u=+g[e+128>>2];g[b+164>>2]=u;v=+g[i+128>>2];g[b+168>>2]=v;i=c[d+24>>2]|0;e=i+(f*12&-1)|0;w=+g[e>>2];x=+g[e+4>>2];y=+g[i+(f*12&-1)+8>>2];e=d+28|0;m=c[e>>2]|0;n=m+(f*12&-1)|0;z=+g[n>>2];A=+g[n+4>>2];B=+g[m+(f*12&-1)+8>>2];n=i+(j*12&-1)|0;C=+g[n>>2];D=+g[n+4>>2];E=+g[i+(j*12&-1)+8>>2];i=m+(j*12&-1)|0;F=+g[i>>2];G=+g[i+4>>2];H=+g[m+(j*12&-1)+8>>2];I=+S(+y);J=+R(+y);y=+S(+E);K=+R(+E);E=+g[b+80>>2]-(c[k>>2]=o,+g[k>>2]);L=+g[b+84>>2]-(c[k>>2]=p,+g[k>>2]);M=J*E-I*L;N=I*E+J*L;p=b+124|0;L=+N;g[p>>2]=M;g[p+4>>2]=L;L=+g[b+88>>2]-(c[k>>2]=q,+g[k>>2]);J=+g[b+92>>2]-(c[k>>2]=r,+g[k>>2]);E=K*L-y*J;I=y*L+K*J;r=b+132|0;J=+I;g[r>>2]=E;g[r+4>>2]=J;r=b+116|0;J=C+E-w-M;w=D+I-x-N;q=r;x=+w;g[q>>2]=J;g[q+4>>2]=x;q=r|0;x=+P(+(J*J+w*w));if(x>.004999999888241291){D=1.0/x;C=J*D;g[q>>2]=C;O=D*w;Q=C}else{g[q>>2]=0.0;O=0.0;Q=0.0}g[b+120>>2]=O;C=O*M-N*Q;w=O*E-Q*I;D=t+(s+C*C*u)+w*w*v;if(D!=0.0){T=1.0/D}else{T=0.0}q=b+172|0;g[q>>2]=T;w=+g[b+68>>2];if(w>0.0){C=x- +g[b+104>>2];x=w*6.2831854820251465;w=x*T*x;J=+g[d>>2];K=J*(x*T*2.0*+g[b+72>>2]+w*J);r=b+96|0;g[r>>2]=K;if(K!=0.0){U=1.0/K}else{U=0.0}g[r>>2]=U;g[b+76>>2]=w*C*J*U;J=D+U;if(J!=0.0){V=1.0/J}else{V=0.0}g[q>>2]=V}else{g[b+96>>2]=0.0;g[b+76>>2]=0.0}if((a[d+20|0]&1)==0){g[b+100>>2]=0.0;W=B;X=H;Y=F;Z=G;_=z;$=A;aa=c[e>>2]|0;ab=aa+(f*12&-1)|0;ac=ab;ad=(g[k>>2]=_,c[k>>2]|0);ae=(g[k>>2]=$,c[k>>2]|0);af=ae;ag=0;ah=0;ai=af;aj=ad;ak=0;al=ah|aj;am=ai|ak;an=ac|0;c[an>>2]=al;ao=ac+4|0;c[ao>>2]=am;ap=c[h>>2]|0;aq=c[e>>2]|0;ar=aq+(ap*12&-1)+8|0;g[ar>>2]=W;as=c[l>>2]|0;at=c[e>>2]|0;au=at+(as*12&-1)|0;av=au;aw=(g[k>>2]=Y,c[k>>2]|0);ax=(g[k>>2]=Z,c[k>>2]|0);ay=ax;az=0;aA=0;aB=ay;aC=aw;aD=0;aE=aA|aC;aF=aB|aD;aG=av|0;c[aG>>2]=aE;aH=av+4|0;c[aH>>2]=aF;aI=c[l>>2]|0;aJ=c[e>>2]|0;aK=aJ+(aI*12&-1)+8|0;g[aK>>2]=X;return}else{q=b+100|0;V=+g[d+8>>2]*+g[q>>2];g[q>>2]=V;J=Q*V;Q=V*O;W=B-u*(Q*M-J*N);X=H+v*(Q*E-J*I);Y=F+J*t;Z=G+Q*t;_=z-J*s;$=A-Q*s;aa=c[e>>2]|0;ab=aa+(f*12&-1)|0;ac=ab;ad=(g[k>>2]=_,c[k>>2]|0);ae=(g[k>>2]=$,c[k>>2]|0);af=ae;ag=0;ah=0;ai=af;aj=ad;ak=0;al=ah|aj;am=ai|ak;an=ac|0;c[an>>2]=al;ao=ac+4|0;c[ao>>2]=am;ap=c[h>>2]|0;aq=c[e>>2]|0;ar=aq+(ap*12&-1)+8|0;g[ar>>2]=W;as=c[l>>2]|0;at=c[e>>2]|0;au=at+(as*12&-1)|0;av=au;aw=(g[k>>2]=Y,c[k>>2]|0);ax=(g[k>>2]=Z,c[k>>2]|0);ay=ax;az=0;aA=0;aB=ay;aC=aw;aD=0;aE=aA|aC;aF=aB|aD;aG=av|0;c[aG>>2]=aE;aH=av+4|0;c[aH>>2]=aF;aI=c[l>>2]|0;aJ=c[e>>2]|0;aK=aJ+(aI*12&-1)+8|0;g[aK>>2]=X;return}}function eT(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0,j=0.0,k=0.0,l=0.0,m=0,n=0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0;if(+g[a+68>>2]>0.0){d=1;return d|0}e=a+108|0;f=c[e>>2]|0;h=b+24|0;b=c[h>>2]|0;i=b+(f*12&-1)|0;j=+g[i>>2];k=+g[i+4>>2];l=+g[b+(f*12&-1)+8>>2];f=a+112|0;m=c[f>>2]|0;n=b+(m*12&-1)|0;o=+g[n>>2];p=+g[n+4>>2];q=+g[b+(m*12&-1)+8>>2];r=+S(+l);s=+R(+l);t=+S(+q);u=+R(+q);v=+g[a+80>>2]- +g[a+140>>2];w=+g[a+84>>2]- +g[a+144>>2];x=s*v-r*w;y=r*v+s*w;w=+g[a+88>>2]- +g[a+148>>2];s=+g[a+92>>2]- +g[a+152>>2];v=u*w-t*s;r=t*w+u*s;s=o+v-j-x;u=p+r-k-y;w=+P(+(s*s+u*u));if(w<1.1920928955078125e-7){z=0.0;A=s;B=u}else{t=1.0/w;z=w;A=s*t;B=u*t}t=z- +g[a+104>>2];z=t<.20000000298023224?t:.20000000298023224;t=z<-.20000000298023224?-.20000000298023224:z;z=t*(-0.0- +g[a+172>>2]);u=A*z;A=B*z;z=+g[a+156>>2];B=l- +g[a+164>>2]*(x*A-y*u);y=+g[a+160>>2];x=q+ +g[a+168>>2]*(v*A-r*u);r=+(k-z*A);g[i>>2]=j-z*u;g[i+4>>2]=r;g[(c[h>>2]|0)+((c[e>>2]|0)*12&-1)+8>>2]=B;e=(c[h>>2]|0)+((c[f>>2]|0)*12&-1)|0;B=+(p+y*A);g[e>>2]=o+y*u;g[e+4>>2]=B;g[(c[h>>2]|0)+((c[f>>2]|0)*12&-1)+8>>2]=x;if(t>0.0){C=t}else{C=-0.0-t}d=C<.004999999888241291;return d|0}function eU(b){b=b|0;var d=0,e=0,f=0,j=0.0;d=i;e=c[(c[b+48>>2]|0)+8>>2]|0;f=c[(c[b+52>>2]|0)+8>>2]|0;db(7888,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(11336,(u=i,i=i+8|0,c[u>>2]=e,u)|0);db(8808,(u=i,i=i+8|0,c[u>>2]=f,u)|0);db(6768,(u=i,i=i+8|0,c[u>>2]=a[b+61|0]&1,u)|0);j=+g[b+84>>2];db(5992,(u=i,i=i+16|0,h[u>>3]=+g[b+80>>2],h[u+8>>3]=j,u)|0);j=+g[b+92>>2];db(5536,(u=i,i=i+16|0,h[u>>3]=+g[b+88>>2],h[u+8>>3]=j,u)|0);db(5176,(u=i,i=i+8|0,h[u>>3]=+g[b+104>>2],u)|0);db(12768,(u=i,i=i+8|0,h[u>>3]=+g[b+68>>2],u)|0);db(12472,(u=i,i=i+8|0,h[u>>3]=+g[b+72>>2],u)|0);db(11904,(u=i,i=i+8|0,c[u>>2]=c[b+56>>2],u)|0);i=d;return}function eV(a){a=a|0;vl(a);return}function eW(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var h=0,i=0,j=0.0,k=0.0;e=df(f,144)|0;if((e|0)==0){h=0;i=h|0;return i|0}f=e;c[f>>2]=19280;c[e+4>>2]=4;c[e+48>>2]=a;c[e+52>>2]=d;c[e+56>>2]=0;c[e+60>>2]=0;c[e+124>>2]=0;c[e+128>>2]=0;vq(e+8|0,0,40);g[e+136>>2]=+P(+(+g[a+16>>2]*+g[d+16>>2]));j=+g[a+20>>2];k=+g[d+20>>2];g[e+140>>2]=j>k?j:k;c[f>>2]=19736;if((c[(c[a+12>>2]|0)+4>>2]|0)!=2){ba(7976,44,17304,11808);return 0}if((c[(c[d+12>>2]|0)+4>>2]|0)==2){h=e;i=h|0;return i|0}else{ba(7976,45,17304,9368);return 0}return 0}function eX(b,d){b=b|0;d=d|0;var e=0,f=0;bo[c[(c[b>>2]|0)+4>>2]&511](b);e=a[22208]|0;if((e&255)<14){f=d+12+((e&255)<<2)|0;c[b>>2]=c[f>>2];c[f>>2]=b;return}else{ba(5352,173,17448,6544)}}function eY(a,b){a=a|0;b=b|0;return 1}function eZ(a){a=a|0;return}function e_(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+48>>2]|0;e=+g[d+24>>2];f=+g[b+68>>2];h=+g[d+20>>2];i=+g[b+72>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function e$(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+52>>2]|0;e=+g[d+24>>2];f=+g[b+76>>2];h=+g[d+20>>2];i=+g[b+80>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function e0(a,b,c){a=a|0;b=b|0;c=+c;var d=0.0;d=+g[b+88>>2]*c;g[a>>2]=+g[b+84>>2]*c;g[a+4>>2]=d;return}function e1(a,b){a=a|0;b=+b;return+(+g[a+92>>2]*b)}function e2(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,P=0.0,Q=0.0,T=0.0,U=0.0;e=c[b+48>>2]|0;f=c[e+8>>2]|0;h=b+104|0;c[h>>2]=f;i=c[b+52>>2]|0;j=c[i+8>>2]|0;l=b+108|0;c[l>>2]=j;m=e+28|0;n=b+128|0;o=c[m>>2]|0;p=c[m+4>>2]|0;c[n>>2]=o;c[n+4>>2]=p;n=i+28|0;m=b+136|0;q=c[n>>2]|0;r=c[n+4>>2]|0;c[m>>2]=q;c[m+4>>2]=r;s=+g[e+120>>2];g[b+144>>2]=s;t=+g[i+120>>2];g[b+148>>2]=t;u=+g[e+128>>2];g[b+152>>2]=u;v=+g[i+128>>2];g[b+156>>2]=v;i=c[d+24>>2]|0;w=+g[i+(f*12&-1)+8>>2];e=d+28|0;m=c[e>>2]|0;n=m+(f*12&-1)|0;x=+g[n>>2];y=+g[n+4>>2];z=+g[m+(f*12&-1)+8>>2];A=+g[i+(j*12&-1)+8>>2];i=m+(j*12&-1)|0;B=+g[i>>2];C=+g[i+4>>2];D=+g[m+(j*12&-1)+8>>2];E=+S(+w);F=+R(+w);w=+S(+A);G=+R(+A);A=+g[b+68>>2]-(c[k>>2]=o,+g[k>>2]);H=+g[b+72>>2]-(c[k>>2]=p,+g[k>>2]);I=F*A-E*H;J=E*A+F*H;p=b+112|0;H=+J;g[p>>2]=I;g[p+4>>2]=H;H=+g[b+76>>2]-(c[k>>2]=q,+g[k>>2]);F=+g[b+80>>2]-(c[k>>2]=r,+g[k>>2]);A=G*H-w*F;E=w*H+G*F;r=b+120|0;F=+E;g[r>>2]=A;g[r+4>>2]=F;F=s+t;G=F+J*u*J+E*v*E;H=v*A;w=J*I*(-0.0-u)-E*H;K=F+I*u*I+A*H;H=G*K-w*w;if(H!=0.0){L=1.0/H}else{L=H}H=w*(-0.0-L);g[b+160>>2]=K*L;g[b+164>>2]=H;g[b+168>>2]=H;g[b+172>>2]=G*L;L=u+v;if(L>0.0){M=1.0/L}else{M=L}g[b+176>>2]=M;r=b+84|0;if((a[d+20|0]&1)==0){g[r>>2]=0.0;g[b+88>>2]=0.0;g[b+92>>2]=0.0;N=z;O=D;P=B;Q=C;T=x;U=y}else{q=d+8|0;M=+g[q>>2];d=r|0;L=M*+g[d>>2];g[d>>2]=L;d=b+88|0;G=M*+g[d>>2];g[d>>2]=G;d=b+92|0;M=+g[q>>2]*+g[d>>2];g[d>>2]=M;N=z-u*(M+(G*I-L*J));O=D+v*(M+(G*A-L*E));P=B+t*L;Q=C+t*G;T=x-s*L;U=y-s*G}d=(c[e>>2]|0)+(f*12&-1)|0;G=+U;g[d>>2]=T;g[d+4>>2]=G;g[(c[e>>2]|0)+((c[h>>2]|0)*12&-1)+8>>2]=N;h=(c[e>>2]|0)+((c[l>>2]|0)*12&-1)|0;N=+Q;g[h>>2]=P;g[h+4>>2]=N;g[(c[e>>2]|0)+((c[l>>2]|0)*12&-1)+8>>2]=O;return}function e3(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0,j=0.0,k=0.0,l=0.0,m=0,n=0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0;d=a+104|0;e=c[d>>2]|0;f=b+28|0;h=c[f>>2]|0;i=h+(e*12&-1)|0;j=+g[i>>2];k=+g[i+4>>2];l=+g[h+(e*12&-1)+8>>2];i=a+108|0;m=c[i>>2]|0;n=h+(m*12&-1)|0;o=+g[n>>2];p=+g[n+4>>2];q=+g[h+(m*12&-1)+8>>2];r=+g[a+144>>2];s=+g[a+148>>2];t=+g[a+152>>2];u=+g[a+156>>2];v=+g[b>>2];b=a+92|0;w=+g[b>>2];x=v*+g[a+100>>2];y=w+(q-l)*(-0.0- +g[a+176>>2]);z=-0.0-x;A=y<x?y:x;x=A<z?z:A;g[b>>2]=x;A=x-w;w=l-t*A;l=q+u*A;A=+g[a+124>>2];q=+g[a+120>>2];x=+g[a+116>>2];z=+g[a+112>>2];y=o+A*(-0.0-l)-j-x*(-0.0-w);B=p+q*l-k-z*w;C=+g[a+172>>2]*B+ +g[a+164>>2]*y;b=a+84|0;m=b;D=+g[m>>2];E=+g[m+4>>2];m=b|0;F=D-(+g[a+168>>2]*B+ +g[a+160>>2]*y);g[m>>2]=F;b=a+88|0;y=+g[b>>2]-C;g[b>>2]=y;C=v*+g[a+96>>2];v=F*F+y*y;if(v>C*C){B=+P(+v);if(B<1.1920928955078125e-7){G=F;H=y}else{v=1.0/B;B=F*v;g[m>>2]=B;I=y*v;g[b>>2]=I;G=B;H=I}I=C*G;g[m>>2]=I;G=C*H;g[b>>2]=G;J=I;K=G}else{J=F;K=y}y=J-D;D=K-E;b=(c[f>>2]|0)+(e*12&-1)|0;E=+(k-r*D);g[b>>2]=j-r*y;g[b+4>>2]=E;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=w-t*(z*D-y*x);d=(c[f>>2]|0)+((c[i>>2]|0)*12&-1)|0;x=+(p+s*D);g[d>>2]=o+s*y;g[d+4>>2]=x;g[(c[f>>2]|0)+((c[i>>2]|0)*12&-1)+8>>2]=l+u*(D*q-y*A);return}function e4(b){b=b|0;var d=0,e=0,f=0,j=0.0;d=i;e=c[(c[b+48>>2]|0)+8>>2]|0;f=c[(c[b+52>>2]|0)+8>>2]|0;db(7056,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(11336,(u=i,i=i+8|0,c[u>>2]=e,u)|0);db(8808,(u=i,i=i+8|0,c[u>>2]=f,u)|0);db(6768,(u=i,i=i+8|0,c[u>>2]=a[b+61|0]&1,u)|0);j=+g[b+72>>2];db(5992,(u=i,i=i+16|0,h[u>>3]=+g[b+68>>2],h[u+8>>3]=j,u)|0);j=+g[b+80>>2];db(5536,(u=i,i=i+16|0,h[u>>3]=+g[b+76>>2],h[u+8>>3]=j,u)|0);db(4328,(u=i,i=i+8|0,h[u>>3]=+g[b+96>>2],u)|0);db(12832,(u=i,i=i+8|0,h[u>>3]=+g[b+100>>2],u)|0);db(11904,(u=i,i=i+8|0,c[u>>2]=c[b+56>>2],u)|0);i=d;return}function e5(a){a=a|0;vl(a);return}function e6(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0,K=0.0,L=0,M=0.0,N=0.0,O=0,P=0;e=b|0;c[e>>2]=19312;f=d+8|0;h=d+12|0;if((c[f>>2]|0)==(c[h>>2]|0)){ba(7272,173,15744,9072)}c[b+4>>2]=c[d>>2];c[b+8>>2]=0;c[b+12>>2]=0;i=b+48|0;c[i>>2]=c[f>>2];f=b+52|0;c[f>>2]=c[h>>2];c[b+56>>2]=0;a[b+61|0]=a[d+16|0]&1;a[b+60|0]=0;c[b+64>>2]=c[d+4>>2];vq(b+16|0,0,32);c[e>>2]=20456;e=b+92|0;h=b+100|0;j=b+108|0;l=b+116|0;m=b+124|0;n=b+132|0;o=d+20|0;p=c[o>>2]|0;c[b+68>>2]=p;q=d+24|0;r=c[q>>2]|0;c[b+72>>2]=r;s=c[p+4>>2]|0;c[b+76>>2]=s;t=c[r+4>>2]|0;c[b+80>>2]=t;if((s-1|0)>>>0>=2){ba(7384,53,18560,11640)}if((t-1|0)>>>0>=2){ba(7384,54,18560,9168)}u=c[p+48>>2]|0;c[b+84>>2]=u;v=c[p+52>>2]|0;c[i>>2]=v;w=+g[v+20>>2];x=+g[v+24>>2];y=+g[u+20>>2];z=+g[u+24>>2];i=c[o>>2]|0;if((s|0)==1){A=+g[v+56>>2];B=+g[u+56>>2];s=i+68|0;o=j;p=c[s+4>>2]|0;c[o>>2]=c[s>>2];c[o+4>>2]=p;p=i+76|0;o=e;s=c[p+4>>2]|0;c[o>>2]=c[p>>2];c[o+4>>2]=s;C=+g[i+116>>2];g[b+140>>2]=C;g[m>>2]=0.0;g[b+128>>2]=0.0;D=A-B-C}else{C=+g[u+16>>2];B=+g[u+12>>2];A=+g[v+16>>2];E=+g[v+12>>2];v=i+68|0;u=j;j=c[v>>2]|0;s=c[v+4>>2]|0;c[u>>2]=j;c[u+4>>2]=s;u=i+76|0;v=e;e=c[u>>2]|0;o=c[u+4>>2]|0;c[v>>2]=e;c[v+4>>2]=o;g[b+140>>2]=+g[i+100>>2];v=i+84|0;i=m;m=c[v>>2]|0;u=c[v+4>>2]|0;c[i>>2]=m;c[i+4>>2]=u;F=(c[k>>2]=e,+g[k>>2]);G=(c[k>>2]=o,+g[k>>2]);H=E-B+(x*F-w*G);B=A-C+(w*F+x*G);D=(c[k>>2]=m,+g[k>>2])*(z*H+y*B-(c[k>>2]=j,+g[k>>2]))+(c[k>>2]=u,+g[k>>2])*(H*(-0.0-y)+z*B-(c[k>>2]=s,+g[k>>2]))}s=c[r+48>>2]|0;c[b+88>>2]=s;u=c[r+52>>2]|0;c[f>>2]=u;B=+g[u+20>>2];z=+g[u+24>>2];y=+g[s+20>>2];H=+g[s+24>>2];f=c[q>>2]|0;if((t|0)==1){G=+g[u+56>>2];x=+g[s+56>>2];t=f+68|0;q=l;r=c[t+4>>2]|0;c[q>>2]=c[t>>2];c[q+4>>2]=r;r=f+76|0;q=h;t=c[r+4>>2]|0;c[q>>2]=c[r>>2];c[q+4>>2]=t;F=+g[f+116>>2];g[b+144>>2]=F;g[n>>2]=0.0;g[b+136>>2]=0.0;I=G-x-F;J=d+28|0;K=+g[J>>2];L=b+152|0;g[L>>2]=K;M=I*K;N=D+M;O=b+148|0;g[O>>2]=N;P=b+156|0;g[P>>2]=0.0;return}else{F=+g[s+16>>2];x=+g[s+12>>2];G=+g[u+16>>2];w=+g[u+12>>2];u=f+68|0;s=l;l=c[u>>2]|0;t=c[u+4>>2]|0;c[s>>2]=l;c[s+4>>2]=t;s=f+76|0;u=h;h=c[s>>2]|0;q=c[s+4>>2]|0;c[u>>2]=h;c[u+4>>2]=q;g[b+144>>2]=+g[f+100>>2];u=f+84|0;f=n;n=c[u>>2]|0;s=c[u+4>>2]|0;c[f>>2]=n;c[f+4>>2]=s;C=(c[k>>2]=h,+g[k>>2]);A=(c[k>>2]=q,+g[k>>2]);E=w-x+(z*C-B*A);x=G-F+(B*C+z*A);I=(c[k>>2]=n,+g[k>>2])*(H*E+y*x-(c[k>>2]=l,+g[k>>2]))+(c[k>>2]=s,+g[k>>2])*(E*(-0.0-y)+H*x-(c[k>>2]=t,+g[k>>2]));J=d+28|0;K=+g[J>>2];L=b+152|0;g[L>>2]=K;M=I*K;N=D+M;O=b+148|0;g[O>>2]=N;P=b+156|0;g[P>>2]=0.0;return}}function e7(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0.0,j=0.0,k=0.0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0,r=0.0,s=0.0,t=0.0,u=0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0;d=a+160|0;e=c[d>>2]|0;f=b+28|0;b=c[f>>2]|0;h=b+(e*12&-1)|0;i=+g[h>>2];j=+g[h+4>>2];k=+g[b+(e*12&-1)+8>>2];h=a+164|0;l=c[h>>2]|0;m=b+(l*12&-1)|0;n=+g[m>>2];o=+g[m+4>>2];p=+g[b+(l*12&-1)+8>>2];l=a+168|0;m=c[l>>2]|0;q=b+(m*12&-1)|0;r=+g[q>>2];s=+g[q+4>>2];t=+g[b+(m*12&-1)+8>>2];m=a+172|0;q=c[m>>2]|0;u=b+(q*12&-1)|0;v=+g[u>>2];w=+g[u+4>>2];x=+g[b+(q*12&-1)+8>>2];y=+g[a+240>>2];z=+g[a+244>>2];A=+g[a+248>>2];B=+g[a+252>>2];C=+g[a+256>>2];D=+g[a+264>>2];E=+g[a+260>>2];F=+g[a+268>>2];G=((i-r)*y+(j-s)*z+((n-v)*A+(o-w)*B)+(k*C-t*D+(p*E-x*F)))*(-0.0- +g[a+272>>2]);q=a+156|0;g[q>>2]=+g[q>>2]+G;H=+g[a+208>>2]*G;I=k+G*+g[a+224>>2]*C;C=G*+g[a+212>>2];k=p+G*+g[a+228>>2]*E;E=G*+g[a+216>>2];p=t-G*+g[a+232>>2]*D;D=G*+g[a+220>>2];t=x-G*+g[a+236>>2]*F;a=(c[f>>2]|0)+(e*12&-1)|0;F=+(j+z*H);g[a>>2]=i+y*H;g[a+4>>2]=F;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=I;d=(c[f>>2]|0)+((c[h>>2]|0)*12&-1)|0;I=+(o+C*B);g[d>>2]=n+A*C;g[d+4>>2]=I;g[(c[f>>2]|0)+((c[h>>2]|0)*12&-1)+8>>2]=k;h=(c[f>>2]|0)+((c[l>>2]|0)*12&-1)|0;k=+(s-z*E);g[h>>2]=r-y*E;g[h+4>>2]=k;g[(c[f>>2]|0)+((c[l>>2]|0)*12&-1)+8>>2]=p;l=(c[f>>2]|0)+((c[m>>2]|0)*12&-1)|0;p=+(w-B*D);g[l>>2]=v-A*D;g[l+4>>2]=p;g[(c[f>>2]|0)+((c[m>>2]|0)*12&-1)+8>>2]=t;return}function e8(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,P=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0.0,ab=0.0,ac=0.0,ad=0.0,ae=0.0,af=0.0,ag=0.0,ah=0.0,ai=0.0,aj=0.0,ak=0.0,al=0.0,am=0.0,an=0.0,ao=0.0,ap=0.0,aq=0.0,ar=0.0,as=0.0,at=0.0,au=0.0,av=0.0,aw=0.0,ax=0.0,ay=0.0,az=0.0,aA=0.0,aB=0.0,aC=0.0,aD=0.0,aE=0.0,aF=0.0,aG=0.0,aH=0.0,aI=0.0,aJ=0.0,aK=0.0,aL=0.0;e=c[b+48>>2]|0;f=c[e+8>>2]|0;h=b+160|0;c[h>>2]=f;i=c[b+52>>2]|0;j=c[i+8>>2]|0;l=b+164|0;c[l>>2]=j;m=c[b+84>>2]|0;n=c[m+8>>2]|0;o=b+168|0;c[o>>2]=n;p=c[b+88>>2]|0;q=c[p+8>>2]|0;r=b+172|0;c[r>>2]=q;s=e+28|0;t=b+176|0;u=c[s>>2]|0;v=c[s+4>>2]|0;c[t>>2]=u;c[t+4>>2]=v;t=i+28|0;s=b+184|0;w=c[t>>2]|0;x=c[t+4>>2]|0;c[s>>2]=w;c[s+4>>2]=x;s=m+28|0;t=b+192|0;y=c[s>>2]|0;z=c[s+4>>2]|0;c[t>>2]=y;c[t+4>>2]=z;t=p+28|0;s=b+200|0;A=c[t>>2]|0;B=c[t+4>>2]|0;c[s>>2]=A;c[s+4>>2]=B;C=+g[e+120>>2];g[b+208>>2]=C;D=+g[i+120>>2];g[b+212>>2]=D;E=+g[m+120>>2];g[b+216>>2]=E;F=+g[p+120>>2];g[b+220>>2]=F;G=+g[e+128>>2];g[b+224>>2]=G;H=+g[i+128>>2];g[b+228>>2]=H;I=+g[m+128>>2];g[b+232>>2]=I;J=+g[p+128>>2];g[b+236>>2]=J;p=c[d+24>>2]|0;K=+g[p+(f*12&-1)+8>>2];m=d+28|0;i=c[m>>2]|0;e=i+(f*12&-1)|0;L=+g[e>>2];M=+g[e+4>>2];N=+g[i+(f*12&-1)+8>>2];O=+g[p+(j*12&-1)+8>>2];e=i+(j*12&-1)|0;P=+g[e>>2];Q=+g[e+4>>2];T=+g[i+(j*12&-1)+8>>2];U=+g[p+(n*12&-1)+8>>2];j=i+(n*12&-1)|0;V=+g[j>>2];W=+g[j+4>>2];X=+g[i+(n*12&-1)+8>>2];Y=+g[p+(q*12&-1)+8>>2];p=i+(q*12&-1)|0;Z=+g[p>>2];_=+g[p+4>>2];$=+g[i+(q*12&-1)+8>>2];aa=+S(+K);ab=+R(+K);K=+S(+O);ac=+R(+O);O=+S(+U);ad=+R(+U);U=+S(+Y);ae=+R(+Y);q=b+272|0;g[q>>2]=0.0;Y=(c[k>>2]=A,+g[k>>2]);af=(c[k>>2]=B,+g[k>>2]);ag=(c[k>>2]=w,+g[k>>2]);ah=(c[k>>2]=x,+g[k>>2]);if((c[b+76>>2]|0)==1){g[b+240>>2]=0.0;g[b+244>>2]=0.0;g[b+256>>2]=1.0;g[b+264>>2]=1.0;ai=G+I;aj=0.0;ak=0.0;al=1.0;am=1.0}else{an=+g[b+124>>2];ao=+g[b+128>>2];ap=ad*an-O*ao;aq=O*an+ad*ao;ao=+g[b+108>>2]-(c[k>>2]=y,+g[k>>2]);an=+g[b+112>>2]-(c[k>>2]=z,+g[k>>2]);ar=+g[b+92>>2]-(c[k>>2]=u,+g[k>>2]);as=+g[b+96>>2]-(c[k>>2]=v,+g[k>>2]);v=b+240|0;at=+aq;g[v>>2]=ap;g[v+4>>2]=at;at=aq*(ad*ao-O*an)-ap*(O*ao+ad*an);g[b+264>>2]=at;an=aq*(ab*ar-aa*as)-ap*(aa*ar+ab*as);g[b+256>>2]=an;ai=E+C+at*I*at+an*G*an;aj=ap;ak=aq;al=an;am=at}at=ai+0.0;g[q>>2]=at;if((c[b+80>>2]|0)==1){g[b+248>>2]=0.0;g[b+252>>2]=0.0;ai=+g[b+152>>2];g[b+260>>2]=ai;g[b+268>>2]=ai;au=ai*ai*(H+J);av=0.0;aw=0.0;ax=ai;ay=ai}else{ai=+g[b+132>>2];an=+g[b+136>>2];aq=ae*ai-U*an;ap=U*ai+ae*an;an=+g[b+116>>2]-Y;Y=+g[b+120>>2]-af;af=+g[b+100>>2]-ag;ag=+g[b+104>>2]-ah;ah=+g[b+152>>2];ai=aq*ah;as=ap*ah;v=b+248|0;ab=+as;g[v>>2]=ai;g[v+4>>2]=ab;ab=(ap*(ae*an-U*Y)-aq*(U*an+ae*Y))*ah;g[b+268>>2]=ab;Y=ah*(ap*(ac*af-K*ag)-aq*(K*af+ac*ag));g[b+260>>2]=Y;au=ah*ah*(F+D)+ab*J*ab+Y*Y*H;av=ai;aw=as;ax=Y;ay=ab}ab=at+au;g[q>>2]=ab;if(ab>0.0){az=1.0/ab}else{az=0.0}g[q>>2]=az;q=b+156|0;if((a[d+20|0]&1)==0){g[q>>2]=0.0;aA=$;aB=N;aC=X;aD=T;aE=Z;aF=_;aG=V;aH=W;aI=P;aJ=Q;aK=L;aL=M}else{az=+g[q>>2];ab=C*az;C=az*D;D=az*E;E=az*F;aA=$-az*J*ay;aB=N+az*G*al;aC=X-az*I*am;aD=T+az*H*ax;aE=Z-av*E;aF=_-aw*E;aG=V-aj*D;aH=W-ak*D;aI=P+av*C;aJ=Q+C*aw;aK=L+aj*ab;aL=M+ab*ak}q=(c[m>>2]|0)+(f*12&-1)|0;ak=+aL;g[q>>2]=aK;g[q+4>>2]=ak;g[(c[m>>2]|0)+((c[h>>2]|0)*12&-1)+8>>2]=aB;h=(c[m>>2]|0)+((c[l>>2]|0)*12&-1)|0;aB=+aJ;g[h>>2]=aI;g[h+4>>2]=aB;g[(c[m>>2]|0)+((c[l>>2]|0)*12&-1)+8>>2]=aD;l=(c[m>>2]|0)+((c[o>>2]|0)*12&-1)|0;aD=+aH;g[l>>2]=aG;g[l+4>>2]=aD;g[(c[m>>2]|0)+((c[o>>2]|0)*12&-1)+8>>2]=aC;o=(c[m>>2]|0)+((c[r>>2]|0)*12&-1)|0;aC=+aF;g[o>>2]=aE;g[o+4>>2]=aC;g[(c[m>>2]|0)+((c[r>>2]|0)*12&-1)+8>>2]=aA;return}function e9(a){a=a|0;return}function fa(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+48>>2]|0;e=+g[d+24>>2];f=+g[b+92>>2];h=+g[d+20>>2];i=+g[b+96>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function fb(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+52>>2]|0;e=+g[d+24>>2];f=+g[b+100>>2];h=+g[d+20>>2];i=+g[b+104>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function fc(a,b,c){a=a|0;b=b|0;c=+c;var d=0.0,e=0.0;d=+g[b+156>>2];e=d*+g[b+244>>2]*c;g[a>>2]=d*+g[b+240>>2]*c;g[a+4>>2]=e;return}function fd(a,b){a=a|0;b=+b;return+(+g[a+156>>2]*+g[a+256>>2]*b)}function fe(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0.0,j=0.0,k=0.0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0,r=0.0,s=0.0,t=0.0,u=0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,P=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0.0,ab=0.0,ac=0.0,ad=0.0,ae=0.0,af=0.0,ag=0.0,ah=0.0,ai=0.0;d=a+160|0;e=c[d>>2]|0;f=b+24|0;b=c[f>>2]|0;h=b+(e*12&-1)|0;i=+g[h>>2];j=+g[h+4>>2];k=+g[b+(e*12&-1)+8>>2];e=a+164|0;l=c[e>>2]|0;m=b+(l*12&-1)|0;n=+g[m>>2];o=+g[m+4>>2];p=+g[b+(l*12&-1)+8>>2];l=a+168|0;m=c[l>>2]|0;q=b+(m*12&-1)|0;r=+g[q>>2];s=+g[q+4>>2];t=+g[b+(m*12&-1)+8>>2];m=a+172|0;q=c[m>>2]|0;u=b+(q*12&-1)|0;v=+g[u>>2];w=+g[u+4>>2];x=+g[b+(q*12&-1)+8>>2];y=+S(+k);z=+R(+k);A=+S(+p);B=+R(+p);C=+S(+t);D=+R(+t);E=+S(+x);F=+R(+x);if((c[a+76>>2]|0)==1){G=+g[a+224>>2];H=+g[a+232>>2];I=G+H;J=1.0;K=1.0;L=k-t- +g[a+140>>2];M=0.0;N=0.0;O=G;P=H}else{H=+g[a+124>>2];G=+g[a+128>>2];Q=D*H-C*G;T=C*H+D*G;U=+g[a+108>>2]- +g[a+192>>2];V=+g[a+112>>2]- +g[a+196>>2];W=+g[a+92>>2]- +g[a+176>>2];X=+g[a+96>>2]- +g[a+180>>2];Y=z*W-y*X;Z=y*W+z*X;X=T*(D*U-C*V)-Q*(C*U+D*V);z=T*Y-Q*Z;W=+g[a+232>>2];y=+g[a+224>>2];_=i-r+Y;Y=j-s+Z;I=+g[a+216>>2]+ +g[a+208>>2]+X*X*W+z*y*z;J=X;K=z;L=H*(D*_+C*Y-U)+G*(_*(-0.0-C)+D*Y-V);M=Q;N=T;O=y;P=W}if((c[a+80>>2]|0)==1){W=+g[a+152>>2];y=+g[a+228>>2];T=+g[a+236>>2];$=W*W*(y+T);aa=W;ab=W;ac=p-x- +g[a+144>>2];ad=0.0;ae=0.0;af=W;ag=y;ah=T}else{T=+g[a+132>>2];y=+g[a+136>>2];W=F*T-E*y;Q=E*T+F*y;V=+g[a+116>>2]- +g[a+200>>2];Y=+g[a+120>>2]- +g[a+204>>2];D=+g[a+100>>2]- +g[a+184>>2];C=+g[a+104>>2]- +g[a+188>>2];_=B*D-A*C;G=A*D+B*C;C=+g[a+152>>2];B=C*(Q*(F*V-E*Y)-W*(E*V+F*Y));D=C*(Q*_-W*G);A=+g[a+236>>2];U=+g[a+228>>2];H=n-v+_;_=o-w+G;$=C*C*(+g[a+220>>2]+ +g[a+212>>2])+B*B*A+D*U*D;aa=B;ab=D;ac=T*(F*H+E*_-V)+y*(H*(-0.0-E)+F*_-Y);ad=W*C;ae=Q*C;af=C;ag=U;ah=A}A=I+0.0+$;if(A>0.0){ai=(-0.0-(L+ac*af- +g[a+148>>2]))/A}else{ai=0.0}A=ai*+g[a+208>>2];af=ai*+g[a+212>>2];ac=ai*+g[a+216>>2];L=ai*+g[a+220>>2];$=+(j+N*A);g[h>>2]=i+M*A;g[h+4>>2]=$;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=k+K*ai*O;d=(c[f>>2]|0)+((c[e>>2]|0)*12&-1)|0;O=+(o+ae*af);g[d>>2]=n+ad*af;g[d+4>>2]=O;g[(c[f>>2]|0)+((c[e>>2]|0)*12&-1)+8>>2]=p+ab*ai*ag;e=(c[f>>2]|0)+((c[l>>2]|0)*12&-1)|0;ag=+(s-N*ac);g[e>>2]=r-M*ac;g[e+4>>2]=ag;g[(c[f>>2]|0)+((c[l>>2]|0)*12&-1)+8>>2]=t-J*ai*P;l=(c[f>>2]|0)+((c[m>>2]|0)*12&-1)|0;P=+(w-ae*L);g[l>>2]=v-ad*L;g[l+4>>2]=P;g[(c[f>>2]|0)+((c[m>>2]|0)*12&-1)+8>>2]=x-aa*ai*ah;return 1}function ff(b){b=b|0;var d=0,e=0,f=0,j=0,k=0;d=i;e=c[(c[b+48>>2]|0)+8>>2]|0;f=c[(c[b+52>>2]|0)+8>>2]|0;j=c[(c[b+68>>2]|0)+56>>2]|0;k=c[(c[b+72>>2]|0)+56>>2]|0;db(6104,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(11336,(u=i,i=i+8|0,c[u>>2]=e,u)|0);db(8808,(u=i,i=i+8|0,c[u>>2]=f,u)|0);db(6768,(u=i,i=i+8|0,c[u>>2]=a[b+61|0]&1,u)|0);db(4568,(u=i,i=i+8|0,c[u>>2]=j,u)|0);db(4296,(u=i,i=i+8|0,c[u>>2]=k,u)|0);db(11504,(u=i,i=i+8|0,h[u>>3]=+g[b+152>>2],u)|0);db(11904,(u=i,i=i+8|0,c[u>>2]=c[b+56>>2],u)|0);i=d;return}function fg(a){a=a|0;vl(a);return}function fh(a){a=a|0;return}function fi(a){a=a|0;a=i;db(6944,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);i=a;return}function fj(a){a=a|0;vl(a);return}function fk(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0;e=b|0;f=c[e>>2]|0;if((f|0)==10){h=df(d,168)|0;do{if((h|0)==0){i=0}else{j=h;c[j>>2]=19312;k=b+8|0;l=b+12|0;if((c[k>>2]|0)==(c[l>>2]|0)){ba(7272,173,15744,9072);return 0}else{c[h+4>>2]=c[e>>2];c[h+8>>2]=0;c[h+12>>2]=0;c[h+48>>2]=c[k>>2];c[h+52>>2]=c[l>>2];c[h+56>>2]=0;a[h+61|0]=a[b+16|0]&1;a[h+60|0]=0;c[h+64>>2]=c[b+4>>2];vq(h+16|0,0,32);c[j>>2]=20400;j=b+20|0;l=h+68|0;k=c[j+4>>2]|0;c[l>>2]=c[j>>2];c[l+4>>2]=k;k=b+28|0;l=h+76|0;j=c[k+4>>2]|0;c[l>>2]=c[k>>2];c[l+4>>2]=j;g[h+84>>2]=+g[b+36>>2];g[h+160>>2]=0.0;g[h+92>>2]=0.0;c[h+164>>2]=0;g[h+88>>2]=0.0;i=h;break}}}while(0);m=i|0;return m|0}else if((f|0)==2){i=df(d,256)|0;if((i|0)==0){n=0}else{h=i;fx(h,b);n=h}m=n|0;return m|0}else if((f|0)==3){n=df(d,176)|0;do{if((n|0)==0){o=0}else{h=n;c[h>>2]=19312;i=b+8|0;j=b+12|0;if((c[i>>2]|0)==(c[j>>2]|0)){ba(7272,173,15744,9072);return 0}else{c[n+4>>2]=c[e>>2];c[n+8>>2]=0;c[n+12>>2]=0;c[n+48>>2]=c[i>>2];c[n+52>>2]=c[j>>2];c[n+56>>2]=0;a[n+61|0]=a[b+16|0]&1;a[n+60|0]=0;c[n+64>>2]=c[b+4>>2];vq(n+16|0,0,32);c[h>>2]=19912;h=b+20|0;j=n+80|0;i=c[h+4>>2]|0;c[j>>2]=c[h>>2];c[j+4>>2]=i;i=b+28|0;j=n+88|0;h=c[i+4>>2]|0;c[j>>2]=c[i>>2];c[j+4>>2]=h;g[n+104>>2]=+g[b+36>>2];g[n+68>>2]=+g[b+40>>2];g[n+72>>2]=+g[b+44>>2];g[n+100>>2]=0.0;g[n+96>>2]=0.0;g[n+76>>2]=0.0;o=n;break}}}while(0);m=o|0;return m|0}else if((f|0)==1){o=df(d,228)|0;do{if((o|0)==0){p=0}else{n=o;c[n>>2]=19312;h=b+8|0;j=b+12|0;if((c[h>>2]|0)==(c[j>>2]|0)){ba(7272,173,15744,9072);return 0}else{c[o+4>>2]=c[e>>2];c[o+8>>2]=0;c[o+12>>2]=0;c[o+48>>2]=c[h>>2];c[o+52>>2]=c[j>>2];c[o+56>>2]=0;a[o+61|0]=a[b+16|0]&1;a[o+60|0]=0;c[o+64>>2]=c[b+4>>2];vq(o+16|0,0,32);c[n>>2]=19768;n=b+20|0;j=o+68|0;h=c[n+4>>2]|0;c[j>>2]=c[n>>2];c[j+4>>2]=h;h=b+28|0;j=o+76|0;n=c[h+4>>2]|0;c[j>>2]=c[h>>2];c[j+4>>2]=n;g[o+116>>2]=+g[b+36>>2];vq(o+84|0,0,16);g[o+120>>2]=+g[b+44>>2];g[o+124>>2]=+g[b+48>>2];g[o+104>>2]=+g[b+60>>2];g[o+108>>2]=+g[b+56>>2];a[o+112|0]=a[b+40|0]&1;a[o+100|0]=a[b+52|0]&1;c[o+224>>2]=0;p=o;break}}}while(0);m=p|0;return m|0}else if((f|0)==8){p=df(d,208)|0;do{if((p|0)==0){q=0}else{o=p;c[o>>2]=19312;n=b+8|0;j=b+12|0;if((c[n>>2]|0)==(c[j>>2]|0)){ba(7272,173,15744,9072);return 0}else{c[p+4>>2]=c[e>>2];c[p+8>>2]=0;c[p+12>>2]=0;c[p+48>>2]=c[n>>2];c[p+52>>2]=c[j>>2];c[p+56>>2]=0;a[p+61|0]=a[b+16|0]&1;a[p+60|0]=0;c[p+64>>2]=c[b+4>>2];vq(p+16|0,0,32);c[o>>2]=20344;o=b+20|0;j=p+80|0;n=c[o+4>>2]|0;c[j>>2]=c[o>>2];c[j+4>>2]=n;n=b+28|0;j=p+88|0;o=c[n+4>>2]|0;c[j>>2]=c[n>>2];c[j+4>>2]=o;g[p+96>>2]=+g[b+36>>2];g[p+68>>2]=+g[b+40>>2];g[p+72>>2]=+g[b+44>>2];g[p+104>>2]=0.0;g[p+108>>2]=0.0;g[p+112>>2]=0.0;q=p;break}}}while(0);m=q|0;return m|0}else if((f|0)==7){q=df(d,224)|0;if((q|0)==0){r=0}else{p=q;gn(p,b);r=p}m=r|0;return m|0}else if((f|0)==4){r=df(d,196)|0;if((r|0)==0){s=0}else{p=r;fJ(p,b);s=p}m=s|0;return m|0}else if((f|0)==9){s=df(d,180)|0;do{if((s|0)==0){t=0}else{p=s;c[p>>2]=19312;r=b+8|0;q=b+12|0;if((c[r>>2]|0)==(c[q>>2]|0)){ba(7272,173,15744,9072);return 0}else{c[s+4>>2]=c[e>>2];c[s+8>>2]=0;c[s+12>>2]=0;c[s+48>>2]=c[r>>2];c[s+52>>2]=c[q>>2];c[s+56>>2]=0;a[s+61|0]=a[b+16|0]&1;a[s+60|0]=0;c[s+64>>2]=c[b+4>>2];vq(s+16|0,0,32);c[p>>2]=19856;p=b+20|0;q=s+68|0;r=c[p+4>>2]|0;c[q>>2]=c[p>>2];c[q+4>>2]=r;r=b+28|0;q=s+76|0;p=c[r+4>>2]|0;c[q>>2]=c[r>>2];c[q+4>>2]=p;g[s+84>>2]=0.0;g[s+88>>2]=0.0;g[s+92>>2]=0.0;g[s+96>>2]=+g[b+36>>2];g[s+100>>2]=+g[b+40>>2];t=s;break}}}while(0);m=t|0;return m|0}else if((f|0)==5){t=df(d,168)|0;if((t|0)==0){u=0}else{s=t;fv(s,b);u=s}m=u|0;return m|0}else if((f|0)==6){f=df(d,276)|0;if((f|0)==0){v=0}else{d=f;e6(d,b);v=d}m=v|0;return m|0}else{ba(7272,113,15848,11592);return 0}return 0}function fl(b,d){b=b|0;d=d|0;var e=0,f=0,g=0;bo[c[(c[b>>2]|0)+20>>2]&511](b);e=c[b+4>>2]|0;if((e|0)==7){f=a[22288]|0;if((f&255)>=14){ba(5352,173,17448,6544)}g=d+12+((f&255)<<2)|0;c[b>>2]=c[g>>2];c[g>>2]=b;return}else if((e|0)==6){g=a[22340]|0;if((g&255)>=14){ba(5352,173,17448,6544)}f=d+12+((g&255)<<2)|0;c[b>>2]=c[f>>2];c[f>>2]=b;return}else if((e|0)==2){f=a[22320]|0;if((f&255)>=14){ba(5352,173,17448,6544)}g=d+12+((f&255)<<2)|0;c[b>>2]=c[g>>2];c[g>>2]=b;return}else if((e|0)==3){g=a[22240]|0;if((g&255)>=14){ba(5352,173,17448,6544)}f=d+12+((g&255)<<2)|0;c[b>>2]=c[f>>2];c[f>>2]=b;return}else if((e|0)==9){f=a[22244]|0;if((f&255)>=14){ba(5352,173,17448,6544)}g=d+12+((f&255)<<2)|0;c[b>>2]=c[g>>2];c[g>>2]=b;return}else if((e|0)==8){g=a[22272]|0;if((g&255)>=14){ba(5352,173,17448,6544)}f=d+12+((g&255)<<2)|0;c[b>>2]=c[f>>2];c[f>>2]=b;return}else if((e|0)==1){f=a[22292]|0;if((f&255)>=14){ba(5352,173,17448,6544)}g=d+12+((f&255)<<2)|0;c[b>>2]=c[g>>2];c[g>>2]=b;return}else if((e|0)==4){g=a[22260]|0;if((g&255)>=14){ba(5352,173,17448,6544)}f=d+12+((g&255)<<2)|0;c[b>>2]=c[f>>2];c[f>>2]=b;return}else if((e|0)==5){f=a[22232]|0;if((f&255)>=14){ba(5352,173,17448,6544)}g=d+12+((f&255)<<2)|0;c[b>>2]=c[g>>2];c[g>>2]=b;return}else if((e|0)==10){e=a[22232]|0;if((e&255)>=14){ba(5352,173,17448,6544)}g=d+12+((e&255)<<2)|0;c[b>>2]=c[g>>2];c[g>>2]=b;return}else{ba(7272,166,15784,11592)}}function fm(a,b){a=a|0;b=b|0;return 1}function fn(a){a=a|0;return}function fo(a,b){a=a|0;b=+b;return+(b*0.0)}function fp(a,b){a=a|0;b=b|0;var d=0;d=b+76|0;b=a;a=c[d+4>>2]|0;c[b>>2]=c[d>>2];c[b+4>>2]=a;return}function fq(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+52>>2]|0;e=+g[d+24>>2];f=+g[b+68>>2];h=+g[d+20>>2];i=+g[b+72>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function fr(a,b,c){a=a|0;b=b|0;c=+c;var d=0.0;d=+g[b+100>>2]*c;g[a>>2]=+g[b+96>>2]*c;g[a+4>>2]=d;return}function fs(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0,j=0.0,k=0.0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0,r=0.0,s=0.0,t=0.0,u=0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0;d=a+116|0;e=c[d>>2]|0;f=b+28|0;h=c[f>>2]|0;i=h+(e*12&-1)|0;j=+g[i>>2];k=+g[i+4>>2];l=+g[h+(e*12&-1)+8>>2];m=+g[a+124>>2];n=+g[a+120>>2];o=+g[a+108>>2];h=a+96|0;i=h|0;p=+g[i>>2];q=a+100|0;r=+g[q>>2];s=-0.0-(j+m*(-0.0-l)+ +g[a+160>>2]+o*p);t=-0.0-(k+l*n+ +g[a+164>>2]+o*r);o=+g[a+148>>2]*s+ +g[a+156>>2]*t;u=h;v=+g[u>>2];w=+g[u+4>>2];x=p+(+g[a+144>>2]*s+ +g[a+152>>2]*t);g[i>>2]=x;t=o+r;g[q>>2]=t;r=+g[b>>2]*+g[a+104>>2];o=t*t+x*x;if(o>r*r){s=r/+P(+o);o=x*s;g[i>>2]=o;r=s*t;g[q>>2]=r;y=o;z=r}else{y=x;z=t}t=y-v;v=z-w;w=+g[a+136>>2];z=l+ +g[a+140>>2]*(v*n-t*m);a=(c[f>>2]|0)+(e*12&-1)|0;m=+(k+v*w);g[a>>2]=j+t*w;g[a+4>>2]=m;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=z;return}function ft(a){a=a|0;a=i;db(5136,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);i=a;return}function fu(a){a=a|0;vl(a);return}function fv(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0.0,j=0,l=0,m=0,n=0,o=0.0,q=0.0,r=0.0,s=0.0;e=b|0;c[e>>2]=19312;f=d+8|0;h=d+12|0;if((c[f>>2]|0)==(c[h>>2]|0)){ba(7272,173,15744,9072)}c[b+4>>2]=c[d>>2];c[b+8>>2]=0;c[b+12>>2]=0;c[b+48>>2]=c[f>>2];f=c[h>>2]|0;c[b+52>>2]=f;c[b+56>>2]=0;a[b+61|0]=a[d+16|0]&1;a[b+60|0]=0;c[b+64>>2]=c[d+4>>2];vq(b+16|0,0,32);c[e>>2]=20240;e=d+20|0;i=+g[e>>2];if(!(i==i&!(C=0.0,C!=C)&i>+-p&i<+p)){ba(7088,34,18312,11528)}i=+g[d+24>>2];if(!(i==i&!(C=0.0,C!=C)&i>+-p&i<+p)){ba(7088,34,18312,11528)}h=d+28|0;i=+g[h>>2];if(i<0.0|i==i&!(C=0.0,C!=C)&i>+-p&i<+p^1){ba(7088,35,18312,9016)}j=d+32|0;i=+g[j>>2];if(i<0.0|i==i&!(C=0.0,C!=C)&i>+-p&i<+p^1){ba(7088,36,18312,6888)}l=d+36|0;i=+g[l>>2];if(i<0.0|i==i&!(C=0.0,C!=C)&i>+-p&i<+p^1){ba(7088,37,18312,6040)}else{d=e;e=b+76|0;m=c[d>>2]|0;n=c[d+4>>2]|0;c[e>>2]=m;c[e+4>>2]=n;i=(c[k>>2]=m,+g[k>>2])- +g[f+12>>2];o=(c[k>>2]=n,+g[k>>2])- +g[f+16>>2];q=+g[f+24>>2];r=+g[f+20>>2];f=b+68|0;s=+(q*o+i*(-0.0-r));g[f>>2]=i*q+o*r;g[f+4>>2]=s;g[b+104>>2]=+g[h>>2];g[b+96>>2]=0.0;g[b+100>>2]=0.0;g[b+84>>2]=+g[j>>2];g[b+88>>2]=+g[l>>2];g[b+92>>2]=0.0;g[b+108>>2]=0.0;return}}function fw(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0;e=c[b+52>>2]|0;f=c[e+8>>2]|0;h=b+116|0;c[h>>2]=f;i=e+28|0;j=b+128|0;l=c[i>>2]|0;m=c[i+4>>2]|0;c[j>>2]=l;c[j+4>>2]=m;n=+g[e+120>>2];g[b+136>>2]=n;o=+g[e+128>>2];g[b+140>>2]=o;j=c[d+24>>2]|0;i=j+(f*12&-1)|0;p=+g[i>>2];q=+g[i+4>>2];r=+g[j+(f*12&-1)+8>>2];j=d+28|0;i=c[j>>2]|0;s=i+(f*12&-1)|0;t=+g[s>>2];u=+g[s+4>>2];v=+g[i+(f*12&-1)+8>>2];w=+S(+r);x=+R(+r);r=+g[e+116>>2];y=+g[b+84>>2]*6.2831854820251465;z=+g[d>>2];A=z*r*y*y;B=y*r*2.0*+g[b+88>>2]+A;r=(c[k>>2]=l,+g[k>>2]);y=(c[k>>2]=m,+g[k>>2]);if(B<=1.1920928955078125e-7){ba(7088,125,18368,5608)}C=z*B;if(C!=0.0){D=1.0/C}else{D=C}g[b+108>>2]=D;C=A*D;g[b+92>>2]=C;A=+g[b+68>>2]-r;r=+g[b+72>>2]-y;y=x*A-w*r;B=w*A+x*r;m=b+120|0;r=+B;g[m>>2]=y;g[m+4>>2]=r;r=D+(n+B*o*B);x=B*y*(-0.0-o);A=D+(n+y*o*y);D=r*A-x*x;if(D!=0.0){E=1.0/D}else{E=D}D=x*(-0.0-E);g[b+144>>2]=A*E;g[b+148>>2]=D;g[b+152>>2]=D;g[b+156>>2]=r*E;m=b+160|0;E=p+y- +g[b+76>>2];p=q+B- +g[b+80>>2];l=m;q=+p;g[l>>2]=E;g[l+4>>2]=q;g[m>>2]=C*E;g[b+164>>2]=C*p;p=v*.9800000190734863;m=b+96|0;if((a[d+20|0]&1)==0){g[m>>2]=0.0;g[b+100>>2]=0.0;F=p;G=t;H=u;I=c[j>>2]|0;J=I+(f*12&-1)|0;K=J;L=(g[k>>2]=G,c[k>>2]|0);M=(g[k>>2]=H,c[k>>2]|0);N=M;O=0;P=0;Q=N;T=L;U=0;V=P|T;W=Q|U;X=K|0;c[X>>2]=V;Y=K+4|0;c[Y>>2]=W;Z=c[h>>2]|0;_=c[j>>2]|0;$=_+(Z*12&-1)+8|0;g[$>>2]=F;return}else{v=+g[d+8>>2];d=m|0;C=v*+g[d>>2];g[d>>2]=C;d=b+100|0;E=v*+g[d>>2];g[d>>2]=E;F=p+o*(E*y-C*B);G=t+n*C;H=u+E*n;I=c[j>>2]|0;J=I+(f*12&-1)|0;K=J;L=(g[k>>2]=G,c[k>>2]|0);M=(g[k>>2]=H,c[k>>2]|0);N=M;O=0;P=0;Q=N;T=L;U=0;V=P|T;W=Q|U;X=K|0;c[X>>2]=V;Y=K+4|0;c[Y>>2]=W;Z=c[h>>2]|0;_=c[j>>2]|0;$=_+(Z*12&-1)+8|0;g[$>>2]=F;return}}function fx(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0.0,m=0.0,n=0.0,o=0.0,p=0.0,q=0.0;e=b|0;c[e>>2]=19312;f=d+8|0;h=d+12|0;if((c[f>>2]|0)==(c[h>>2]|0)){ba(7272,173,15744,9072)}c[b+4>>2]=c[d>>2];c[b+8>>2]=0;c[b+12>>2]=0;c[b+48>>2]=c[f>>2];c[b+52>>2]=c[h>>2];c[b+56>>2]=0;a[b+61|0]=a[d+16|0]&1;a[b+60|0]=0;c[b+64>>2]=c[d+4>>2];vq(b+16|0,0,32);c[e>>2]=19680;e=b+84|0;h=d+20|0;f=b+68|0;i=c[h+4>>2]|0;c[f>>2]=c[h>>2];c[f+4>>2]=i;i=d+28|0;f=b+76|0;h=c[i+4>>2]|0;c[f>>2]=c[i>>2];c[f+4>>2]=h;h=d+36|0;f=e;i=c[h>>2]|0;j=c[h+4>>2]|0;c[f>>2]=i;c[f+4>>2]=j;l=(c[k>>2]=i,+g[k>>2]);m=(c[k>>2]=j,+g[k>>2]);n=+P(+(l*l+m*m));if(n<1.1920928955078125e-7){o=m;p=l}else{q=1.0/n;n=l*q;g[e>>2]=n;l=m*q;g[b+88>>2]=l;o=l;p=n}e=b+92|0;n=+p;g[e>>2]=o*-1.0;g[e+4>>2]=n;g[b+100>>2]=+g[d+44>>2];g[b+252>>2]=0.0;vq(b+104|0,0,16);g[b+120>>2]=+g[d+52>>2];g[b+124>>2]=+g[d+56>>2];g[b+128>>2]=+g[d+64>>2];g[b+132>>2]=+g[d+68>>2];a[b+136|0]=a[d+48|0]&1;a[b+137|0]=a[d+60|0]&1;c[b+140>>2]=0;vq(b+184|0,0,16);return}function fy(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,P=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0.0,ab=0.0,ac=0.0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0,av=0,aw=0,ax=0,ay=0,az=0,aA=0,aB=0,aC=0,aD=0,aE=0,aF=0,aG=0,aH=0,aI=0,aJ=0,aK=0,aL=0,aM=0,aN=0;e=c[b+48>>2]|0;f=c[e+8>>2]|0;h=b+144|0;c[h>>2]=f;i=c[b+52>>2]|0;j=c[i+8>>2]|0;l=b+148|0;c[l>>2]=j;m=e+28|0;n=b+152|0;o=c[m>>2]|0;p=c[m+4>>2]|0;c[n>>2]=o;c[n+4>>2]=p;n=i+28|0;m=b+160|0;q=c[n>>2]|0;r=c[n+4>>2]|0;c[m>>2]=q;c[m+4>>2]=r;s=+g[e+120>>2];g[b+168>>2]=s;t=+g[i+120>>2];g[b+172>>2]=t;u=+g[e+128>>2];g[b+176>>2]=u;v=+g[i+128>>2];g[b+180>>2]=v;i=c[d+24>>2]|0;e=i+(f*12&-1)|0;w=+g[e>>2];x=+g[e+4>>2];y=+g[i+(f*12&-1)+8>>2];e=d+28|0;m=c[e>>2]|0;n=m+(f*12&-1)|0;z=+g[n>>2];A=+g[n+4>>2];B=+g[m+(f*12&-1)+8>>2];n=i+(j*12&-1)|0;C=+g[n>>2];D=+g[n+4>>2];E=+g[i+(j*12&-1)+8>>2];i=m+(j*12&-1)|0;F=+g[i>>2];G=+g[i+4>>2];H=+g[m+(j*12&-1)+8>>2];I=+S(+y);J=+R(+y);y=+S(+E);K=+R(+E);E=+g[b+68>>2]-(c[k>>2]=o,+g[k>>2]);L=+g[b+72>>2]-(c[k>>2]=p,+g[k>>2]);M=J*E-I*L;N=I*E+J*L;L=+g[b+76>>2]-(c[k>>2]=q,+g[k>>2]);E=+g[b+80>>2]-(c[k>>2]=r,+g[k>>2]);O=K*L-y*E;P=y*L+K*E;E=C-w+O-M;w=D-x+P-N;x=+g[b+84>>2];D=+g[b+88>>2];C=J*x-I*D;K=I*x+J*D;r=b+184|0;D=+K;g[r>>2]=C;g[r+4>>2]=D;D=M+E;M=N+w;N=D*K-M*C;g[b+208>>2]=N;x=O*K-P*C;g[b+212>>2]=x;L=s+t;y=u*N;Q=v*x;T=L+N*y+x*Q;if(T>0.0){U=1.0/T}else{U=T}g[b+252>>2]=U;U=+g[b+92>>2];V=+g[b+96>>2];W=J*U-I*V;X=I*U+J*V;r=b+192|0;V=+X;g[r>>2]=W;g[r+4>>2]=V;V=D*X-M*W;g[b+200>>2]=V;M=O*X-P*W;g[b+204>>2]=M;P=u*V;O=v*M;D=P+O;J=P*N+O*x;U=v+u;I=y+Q;g[b+216>>2]=L+V*P+M*O;g[b+220>>2]=D;g[b+224>>2]=J;g[b+228>>2]=D;g[b+232>>2]=U==0.0?1.0:U;g[b+236>>2]=I;g[b+240>>2]=J;g[b+244>>2]=I;g[b+248>>2]=T;do{if((a[b+136|0]&1)==0){c[b+140>>2]=0;g[b+112>>2]=0.0}else{T=E*C+w*K;I=+g[b+124>>2];J=+g[b+120>>2];U=I-J;if(U>0.0){Y=U}else{Y=-0.0-U}if(Y<.009999999776482582){c[b+140>>2]=3;break}if(T<=J){r=b+140|0;if((c[r>>2]|0)==1){break}c[r>>2]=1;g[b+112>>2]=0.0;break}r=b+140|0;if(T<I){c[r>>2]=0;g[b+112>>2]=0.0;break}if((c[r>>2]|0)==2){break}c[r>>2]=2;g[b+112>>2]=0.0}}while(0);if((a[b+137|0]&1)==0){g[b+116>>2]=0.0}r=b+104|0;if((a[d+20|0]&1)==0){vq(r|0,0,16);Z=B;_=H;$=F;aa=G;ab=z;ac=A;ad=c[e>>2]|0;ae=ad+(f*12&-1)|0;af=ae;ag=(g[k>>2]=ab,c[k>>2]|0);ah=(g[k>>2]=ac,c[k>>2]|0);ai=ah;aj=0;ak=0;al=ai;am=ag;an=0;ao=ak|am;ap=al|an;aq=af|0;c[aq>>2]=ao;ar=af+4|0;c[ar>>2]=ap;as=c[h>>2]|0;at=c[e>>2]|0;au=at+(as*12&-1)+8|0;g[au>>2]=Z;av=c[l>>2]|0;aw=c[e>>2]|0;ax=aw+(av*12&-1)|0;ay=ax;az=(g[k>>2]=$,c[k>>2]|0);aA=(g[k>>2]=aa,c[k>>2]|0);aB=aA;aC=0;aD=0;aE=aB;aF=az;aG=0;aH=aD|aF;aI=aE|aG;aJ=ay|0;c[aJ>>2]=aH;aK=ay+4|0;c[aK>>2]=aI;aL=c[l>>2]|0;aM=c[e>>2]|0;aN=aM+(aL*12&-1)+8|0;g[aN>>2]=_;return}else{q=d+8|0;Y=+g[q>>2];d=r|0;w=Y*+g[d>>2];g[d>>2]=w;d=b+108|0;E=Y*+g[d>>2];g[d>>2]=E;d=b+112|0;I=Y*+g[d>>2];g[d>>2]=I;d=b+116|0;Y=+g[q>>2]*+g[d>>2];g[d>>2]=Y;T=Y+I;I=w*W+C*T;C=w*X+T*K;Z=B-u*(w*V+E+T*N);_=H+v*(E+w*M+T*x);$=F+t*I;aa=G+t*C;ab=z-s*I;ac=A-s*C;ad=c[e>>2]|0;ae=ad+(f*12&-1)|0;af=ae;ag=(g[k>>2]=ab,c[k>>2]|0);ah=(g[k>>2]=ac,c[k>>2]|0);ai=ah;aj=0;ak=0;al=ai;am=ag;an=0;ao=ak|am;ap=al|an;aq=af|0;c[aq>>2]=ao;ar=af+4|0;c[ar>>2]=ap;as=c[h>>2]|0;at=c[e>>2]|0;au=at+(as*12&-1)+8|0;g[au>>2]=Z;av=c[l>>2]|0;aw=c[e>>2]|0;ax=aw+(av*12&-1)|0;ay=ax;az=(g[k>>2]=$,c[k>>2]|0);aA=(g[k>>2]=aa,c[k>>2]|0);aB=aA;aC=0;aD=0;aE=aB;aF=az;aG=0;aH=aD|aF;aI=aE|aG;aJ=ay|0;c[aJ>>2]=aH;aK=ay+4|0;c[aK>>2]=aI;aL=c[l>>2]|0;aM=c[e>>2]|0;aN=aM+(aL*12&-1)+8|0;g[aN>>2]=_;return}}function fz(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0.0,p=0.0,q=0.0,r=0,s=0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0.0,ac=0.0,ad=0.0,ae=0.0,af=0.0,ag=0.0,ah=0.0,ai=0.0,aj=0.0,ak=0,al=0.0;e=i;i=i+32|0;f=e|0;h=e+16|0;j=b+144|0;k=c[j>>2]|0;l=d+28|0;m=c[l>>2]|0;n=m+(k*12&-1)|0;o=+g[n>>2];p=+g[n+4>>2];q=+g[m+(k*12&-1)+8>>2];n=b+148|0;r=c[n>>2]|0;s=m+(r*12&-1)|0;t=+g[s>>2];u=+g[s+4>>2];v=+g[m+(r*12&-1)+8>>2];w=+g[b+168>>2];x=+g[b+172>>2];y=+g[b+176>>2];z=+g[b+180>>2];do{if((a[b+137|0]&1)==0){A=q;B=v;C=t;D=u;E=o;F=p}else{if((c[b+140>>2]|0)==3){A=q;B=v;C=t;D=u;E=o;F=p;break}G=+g[b+184>>2];H=+g[b+188>>2];I=+g[b+212>>2];J=+g[b+208>>2];r=b+116|0;K=+g[r>>2];L=+g[d>>2]*+g[b+128>>2];M=K+ +g[b+252>>2]*(+g[b+132>>2]-((t-o)*G+(u-p)*H+v*I-q*J));N=-0.0-L;O=M<L?M:L;L=O<N?N:O;g[r>>2]=L;O=L-K;K=G*O;G=H*O;A=q-y*J*O;B=v+z*I*O;C=t+x*K;D=u+x*G;E=o-w*K;F=p-w*G}}while(0);p=C-E;o=D-F;d=b+192|0;u=+g[d>>2];r=b+196|0;t=+g[r>>2];m=b+204|0;v=+g[m>>2];s=b+200|0;q=+g[s>>2];G=p*u+o*t+B*v-A*q;K=B-A;do{if((a[b+136|0]&1)==0){P=2813}else{Q=b+140|0;if((c[Q>>2]|0)==0){P=2813;break}R=b+184|0;S=b+188|0;T=b+212|0;U=b+208|0;V=b+104|0;O=+g[V>>2];W=b+108|0;I=+g[W>>2];X=b+112|0;J=+g[X>>2];Y=b+216|0;H=-0.0-G;L=-0.0-K;N=-0.0-(p*+g[R>>2]+o*+g[S>>2]+B*+g[T>>2]-A*+g[U>>2]);g[h>>2]=H;g[h+4>>2]=L;g[h+8>>2]=N;c8(f,Y,h);Z=f|0;g[V>>2]=+g[Z>>2]+ +g[V>>2];_=f+4|0;g[W>>2]=+g[_>>2]+ +g[W>>2];$=f+8|0;N=+g[$>>2]+ +g[X>>2];g[X>>2]=N;aa=c[Q>>2]|0;if((aa|0)==2){M=N<0.0?N:0.0;g[X>>2]=M;ab=M}else if((aa|0)==1){M=N>0.0?N:0.0;g[X>>2]=M;ab=M}else{ab=N}N=ab-J;J=H- +g[b+240>>2]*N;H=L-N*+g[b+244>>2];L=+g[Y>>2];M=+g[b+228>>2];ac=+g[b+220>>2];ad=+g[b+232>>2];ae=L*ad-M*ac;if(ae!=0.0){af=1.0/ae}else{af=ae}ae=O+(J*ad-M*H)*af;M=I+(L*H-J*ac)*af;g[V>>2]=ae;g[W>>2]=M;ac=ae-O;O=M-I;g[Z>>2]=ac;g[_>>2]=O;g[$>>2]=N;ag=O+ac*+g[m>>2]+N*+g[T>>2];ah=ac*+g[s>>2]+O+N*+g[U>>2];ai=ac*+g[r>>2]+N*+g[S>>2];aj=ac*+g[d>>2]+N*+g[R>>2];ak=c[j>>2]|0}}while(0);if((P|0)==2813){af=-0.0-G;G=-0.0-K;K=+g[b+216>>2];ab=+g[b+228>>2];o=+g[b+220>>2];p=+g[b+232>>2];N=K*p-ab*o;if(N!=0.0){al=1.0/N}else{al=N}N=(p*af-ab*G)*al;ab=(K*G-o*af)*al;P=b+104|0;g[P>>2]=+g[P>>2]+N;P=b+108|0;g[P>>2]=ab+ +g[P>>2];ag=ab+N*v;ah=ab+N*q;ai=N*t;aj=N*u;ak=k}k=(c[l>>2]|0)+(ak*12&-1)|0;u=+(F-w*ai);g[k>>2]=E-w*aj;g[k+4>>2]=u;g[(c[l>>2]|0)+((c[j>>2]|0)*12&-1)+8>>2]=A-y*ah;j=(c[l>>2]|0)+((c[n>>2]|0)*12&-1)|0;ah=+(D+x*ai);g[j>>2]=C+x*aj;g[j+4>>2]=ah;g[(c[l>>2]|0)+((c[n>>2]|0)*12&-1)+8>>2]=B+z*ag;i=e;return}function fA(a){a=a|0;return}function fB(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+48>>2]|0;e=+g[d+24>>2];f=+g[b+68>>2];h=+g[d+20>>2];i=+g[b+72>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function fC(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+52>>2]|0;e=+g[d+24>>2];f=+g[b+76>>2];h=+g[d+20>>2];i=+g[b+80>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function fD(a,b,c){a=a|0;b=b|0;c=+c;var d=0.0,e=0.0,f=0.0;d=+g[b+104>>2];e=+g[b+116>>2]+ +g[b+112>>2];f=(d*+g[b+196>>2]+e*+g[b+188>>2])*c;g[a>>2]=(d*+g[b+192>>2]+ +g[b+184>>2]*e)*c;g[a+4>>2]=f;return}function fE(a,b){a=a|0;b=+b;return+(+g[a+108>>2]*b)}function fF(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0.0,k=0.0,l=0.0,m=0,n=0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0,P=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0;e=b+144|0;f=c[e>>2]|0;h=d+24|0;d=c[h>>2]|0;i=d+(f*12&-1)|0;j=+g[i>>2];k=+g[i+4>>2];l=+g[d+(f*12&-1)+8>>2];f=b+148|0;m=c[f>>2]|0;n=d+(m*12&-1)|0;o=+g[n>>2];p=+g[n+4>>2];q=+g[d+(m*12&-1)+8>>2];r=+S(+l);s=+R(+l);t=+S(+q);u=+R(+q);v=+g[b+168>>2];w=+g[b+172>>2];x=+g[b+176>>2];y=+g[b+180>>2];z=+g[b+68>>2]- +g[b+152>>2];A=+g[b+72>>2]- +g[b+156>>2];B=s*z-r*A;C=r*z+s*A;A=+g[b+76>>2]- +g[b+160>>2];z=+g[b+80>>2]- +g[b+164>>2];D=u*A-t*z;E=t*A+u*z;z=o+D-j-B;u=p+E-k-C;A=+g[b+84>>2];t=+g[b+88>>2];F=s*A-r*t;G=r*A+s*t;t=B+z;B=C+u;C=G*t-F*B;A=D*G-E*F;H=+g[b+92>>2];I=+g[b+96>>2];J=s*H-r*I;K=r*H+s*I;I=K*t-J*B;B=D*K-E*J;E=J*z+K*u;D=q-l- +g[b+100>>2];if(E>0.0){L=E}else{L=-0.0-E}if(D>0.0){M=D}else{M=-0.0-D}do{if((a[b+136|0]&1)==0){N=L;O=0;P=0.0}else{t=F*z+G*u;s=+g[b+124>>2];H=+g[b+120>>2];r=s-H;if(r>0.0){Q=r}else{Q=-0.0-r}if(Q<.009999999776482582){r=t<.20000000298023224?t:.20000000298023224;if(t>0.0){T=t}else{T=-0.0-t}N=L>T?L:T;O=1;P=r<-.20000000298023224?-.20000000298023224:r;break}if(t<=H){r=t-H+.004999999888241291;U=r<0.0?r:0.0;r=H-t;N=L>r?L:r;O=1;P=U<-.20000000298023224?-.20000000298023224:U;break}if(t<s){N=L;O=0;P=0.0;break}U=t-s;s=U+-.004999999888241291;t=s<.20000000298023224?s:.20000000298023224;N=L>U?L:U;O=1;P=t<0.0?0.0:t}}while(0);L=v+w;T=x*I;Q=y*B;u=B*Q+(L+I*T);z=Q+T;if(O){t=A*Q+C*T;T=x+y;Q=T==0.0?1.0:T;T=x*C;U=y*A;s=U+T;r=A*U+(L+C*T);T=-0.0-E;L=-0.0-D;U=-0.0-P;P=Q*r-s*s;H=s*t-z*r;V=s*z-Q*t;W=t*V+(u*P+z*H);if(W!=0.0){X=1.0/W}else{X=W}W=s*T;Y=(P*T+H*L+V*U)*X;Z=(t*(W-t*L)+(u*(r*L-s*U)+z*(t*U-r*T)))*X;_=(t*(z*L-Q*T)+(u*(Q*U-s*L)+z*(W-z*U)))*X}else{X=x+y;U=X==0.0?1.0:X;X=-0.0-E;E=-0.0-D;D=U*u-z*z;if(D!=0.0){$=1.0/D}else{$=D}Y=(U*X-z*E)*$;Z=(u*E-z*X)*$;_=0.0}$=F*_+J*Y;J=G*_+K*Y;K=+(k-v*J);g[i>>2]=j-v*$;g[i+4>>2]=K;g[(c[h>>2]|0)+((c[e>>2]|0)*12&-1)+8>>2]=l-x*(C*_+(Z+I*Y));e=(c[h>>2]|0)+((c[f>>2]|0)*12&-1)|0;I=+(p+w*J);g[e>>2]=o+w*$;g[e+4>>2]=I;g[(c[h>>2]|0)+((c[f>>2]|0)*12&-1)+8>>2]=q+y*(A*_+(Z+B*Y));if(N>.004999999888241291){aa=0;return aa|0}aa=M<=.03490658849477768;return aa|0}function fG(b){b=b|0;var d=0,e=0,f=0,j=0.0;d=i;e=c[(c[b+48>>2]|0)+8>>2]|0;f=c[(c[b+52>>2]|0)+8>>2]|0;db(8984,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(11336,(u=i,i=i+8|0,c[u>>2]=e,u)|0);db(8808,(u=i,i=i+8|0,c[u>>2]=f,u)|0);db(6768,(u=i,i=i+8|0,c[u>>2]=a[b+61|0]&1,u)|0);j=+g[b+72>>2];db(5992,(u=i,i=i+16|0,h[u>>3]=+g[b+68>>2],h[u+8>>3]=j,u)|0);j=+g[b+80>>2];db(5536,(u=i,i=i+16|0,h[u>>3]=+g[b+76>>2],h[u+8>>3]=j,u)|0);j=+g[b+88>>2];db(5032,(u=i,i=i+16|0,h[u>>3]=+g[b+84>>2],h[u+8>>3]=j,u)|0);db(5072,(u=i,i=i+8|0,h[u>>3]=+g[b+100>>2],u)|0);db(4264,(u=i,i=i+8|0,c[u>>2]=a[b+136|0]&1,u)|0);db(12568,(u=i,i=i+8|0,h[u>>3]=+g[b+120>>2],u)|0);db(11984,(u=i,i=i+8|0,h[u>>3]=+g[b+124>>2],u)|0);db(4760,(u=i,i=i+8|0,c[u>>2]=a[b+137|0]&1,u)|0);db(4488,(u=i,i=i+8|0,h[u>>3]=+g[b+132>>2],u)|0);db(11064,(u=i,i=i+8|0,h[u>>3]=+g[b+128>>2],u)|0);db(11904,(u=i,i=i+8|0,c[u>>2]=c[b+56>>2],u)|0);i=d;return}function fH(a){a=a|0;vl(a);return}function fI(a,b,d,e,f,h,i,j){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;h=h|0;i=i|0;j=+j;var k=0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0;c[a+8>>2]=b;c[a+12>>2]=d;k=e;l=a+20|0;m=c[k+4>>2]|0;c[l>>2]=c[k>>2];c[l+4>>2]=m;m=f;l=a+28|0;k=c[m+4>>2]|0;c[l>>2]=c[m>>2];c[l+4>>2]=k;k=h|0;n=+g[k>>2]- +g[b+12>>2];l=h+4|0;o=+g[l>>2]- +g[b+16>>2];p=+g[b+24>>2];q=+g[b+20>>2];b=a+36|0;r=+(p*o+n*(-0.0-q));g[b>>2]=n*p+o*q;g[b+4>>2]=r;b=i|0;r=+g[b>>2]- +g[d+12>>2];h=i+4|0;q=+g[h>>2]- +g[d+16>>2];o=+g[d+24>>2];p=+g[d+20>>2];d=a+44|0;n=+(o*q+r*(-0.0-p));g[d>>2]=r*o+q*p;g[d+4>>2]=n;n=+g[k>>2]- +g[e>>2];p=+g[l>>2]- +g[e+4>>2];g[a+52>>2]=+P(+(n*n+p*p));p=+g[b>>2]- +g[f>>2];n=+g[h>>2]- +g[f+4>>2];g[a+56>>2]=+P(+(p*p+n*n));g[a+60>>2]=j;if(j>1.1920928955078125e-7){return}else{ba(6632,51,17120,11480)}}function fJ(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0.0;e=b|0;c[e>>2]=19312;f=d+8|0;h=d+12|0;if((c[f>>2]|0)==(c[h>>2]|0)){ba(7272,173,15744,9072)}c[b+4>>2]=c[d>>2];c[b+8>>2]=0;c[b+12>>2]=0;c[b+48>>2]=c[f>>2];c[b+52>>2]=c[h>>2];c[b+56>>2]=0;a[b+61|0]=a[d+16|0]&1;a[b+60|0]=0;c[b+64>>2]=c[d+4>>2];vq(b+16|0,0,32);c[e>>2]=20080;e=d+20|0;h=b+68|0;f=c[e+4>>2]|0;c[h>>2]=c[e>>2];c[h+4>>2]=f;f=d+28|0;h=b+76|0;e=c[f+4>>2]|0;c[h>>2]=c[f>>2];c[h+4>>2]=e;e=d+36|0;h=b+92|0;f=c[e+4>>2]|0;c[h>>2]=c[e>>2];c[h+4>>2]=f;f=d+44|0;h=b+100|0;e=c[f+4>>2]|0;c[h>>2]=c[f>>2];c[h+4>>2]=e;e=d+52|0;g[b+84>>2]=+g[e>>2];h=d+56|0;g[b+88>>2]=+g[h>>2];i=+g[d+60>>2];if(i!=0.0){g[b+112>>2]=i;g[b+108>>2]=+g[e>>2]+i*+g[h>>2];g[b+116>>2]=0.0;return}else{ba(6632,65,17984,8960)}}function fK(a,b){a=a|0;b=+b;return+0.0}function fL(a){a=a|0;return}function fM(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0.0,j=0.0,k=0.0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0;d=a+120|0;e=c[d>>2]|0;f=b+28|0;b=c[f>>2]|0;h=b+(e*12&-1)|0;i=+g[h>>2];j=+g[h+4>>2];k=+g[b+(e*12&-1)+8>>2];h=a+124|0;l=c[h>>2]|0;m=b+(l*12&-1)|0;n=+g[m>>2];o=+g[m+4>>2];p=+g[b+(l*12&-1)+8>>2];q=+g[a+148>>2];r=+g[a+144>>2];s=+g[a+156>>2];t=+g[a+152>>2];u=+g[a+128>>2];v=+g[a+132>>2];w=+g[a+112>>2];x=+g[a+136>>2];y=+g[a+140>>2];z=(-0.0-((i+q*(-0.0-k))*u+(j+k*r)*v)-w*((n+s*(-0.0-p))*x+(o+p*t)*y))*(-0.0- +g[a+192>>2]);l=a+116|0;g[l>>2]=+g[l>>2]+z;A=-0.0-z;B=u*A;u=v*A;A=z*(-0.0-w);w=x*A;x=y*A;A=+g[a+176>>2];y=k+ +g[a+184>>2]*(u*r-B*q);q=+g[a+180>>2];r=p+ +g[a+188>>2]*(x*t-w*s);a=(c[f>>2]|0)+(e*12&-1)|0;s=+(j+u*A);g[a>>2]=i+B*A;g[a+4>>2]=s;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=y;d=(c[f>>2]|0)+((c[h>>2]|0)*12&-1)|0;y=+(o+x*q);g[d>>2]=n+w*q;g[d+4>>2]=y;g[(c[f>>2]|0)+((c[h>>2]|0)*12&-1)+8>>2]=r;return}function fN(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+48>>2]|0;e=+g[d+24>>2];f=+g[b+92>>2];h=+g[d+20>>2];i=+g[b+96>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function fO(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+52>>2]|0;e=+g[d+24>>2];f=+g[b+100>>2];h=+g[d+20>>2];i=+g[b+104>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function fP(a,b,c){a=a|0;b=b|0;c=+c;var d=0.0,e=0.0;d=+g[b+116>>2];e=d*+g[b+140>>2]*c;g[a>>2]=d*+g[b+136>>2]*c;g[a+4>>2]=e;return}function fQ(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0,av=0,aw=0,ax=0,ay=0,az=0,aA=0,aB=0,aC=0,aD=0,aE=0,aF=0,aG=0,aH=0,aI=0,aJ=0,aK=0;e=c[b+48>>2]|0;f=c[e+8>>2]|0;h=b+120|0;c[h>>2]=f;i=c[b+52>>2]|0;j=c[i+8>>2]|0;l=b+124|0;c[l>>2]=j;m=e+28|0;n=b+160|0;o=c[m>>2]|0;p=c[m+4>>2]|0;c[n>>2]=o;c[n+4>>2]=p;n=i+28|0;m=b+168|0;q=c[n>>2]|0;r=c[n+4>>2]|0;c[m>>2]=q;c[m+4>>2]=r;s=+g[e+120>>2];g[b+176>>2]=s;t=+g[i+120>>2];g[b+180>>2]=t;u=+g[e+128>>2];g[b+184>>2]=u;v=+g[i+128>>2];g[b+188>>2]=v;i=c[d+24>>2]|0;e=i+(f*12&-1)|0;w=+g[e>>2];x=+g[e+4>>2];y=+g[i+(f*12&-1)+8>>2];e=d+28|0;m=c[e>>2]|0;n=m+(f*12&-1)|0;z=+g[n>>2];A=+g[n+4>>2];B=+g[m+(f*12&-1)+8>>2];n=i+(j*12&-1)|0;C=+g[n>>2];D=+g[n+4>>2];E=+g[i+(j*12&-1)+8>>2];i=m+(j*12&-1)|0;F=+g[i>>2];G=+g[i+4>>2];H=+g[m+(j*12&-1)+8>>2];I=+S(+y);J=+R(+y);y=+S(+E);K=+R(+E);E=+g[b+92>>2]-(c[k>>2]=o,+g[k>>2]);L=+g[b+96>>2]-(c[k>>2]=p,+g[k>>2]);M=J*E-I*L;N=I*E+J*L;p=b+144|0;L=+N;g[p>>2]=M;g[p+4>>2]=L;L=+g[b+100>>2]-(c[k>>2]=q,+g[k>>2]);J=+g[b+104>>2]-(c[k>>2]=r,+g[k>>2]);E=K*L-y*J;I=y*L+K*J;r=b+152|0;J=+I;g[r>>2]=E;g[r+4>>2]=J;r=b+128|0;J=w+M- +g[b+68>>2];w=x+N- +g[b+72>>2];q=r;x=+w;g[q>>2]=J;g[q+4>>2]=x;q=b+136|0;x=C+E- +g[b+76>>2];C=D+I- +g[b+80>>2];p=q;D=+C;g[p>>2]=x;g[p+4>>2]=D;p=r|0;D=+P(+(J*J+w*w));r=q|0;K=+P(+(x*x+C*C));if(D>.04999999701976776){L=1.0/D;D=J*L;g[p>>2]=D;O=L*w;Q=D}else{g[p>>2]=0.0;O=0.0;Q=0.0}g[b+132>>2]=O;if(K>.04999999701976776){D=1.0/K;K=D*x;g[r>>2]=K;T=D*C;U=K}else{g[r>>2]=0.0;T=0.0;U=0.0}g[b+140>>2]=T;K=M*O-N*Q;C=E*T-I*U;D=+g[b+112>>2];x=s+K*K*u+D*D*(t+C*C*v);if(x>0.0){V=1.0/x}else{V=x}g[b+192>>2]=V;if((a[d+20|0]&1)==0){g[b+116>>2]=0.0;W=B;X=H;Y=F;Z=G;_=z;$=A;aa=c[e>>2]|0;ab=aa+(f*12&-1)|0;ac=ab;ad=(g[k>>2]=_,c[k>>2]|0);ae=(g[k>>2]=$,c[k>>2]|0);af=ae;ag=0;ah=0;ai=af;aj=ad;ak=0;al=ah|aj;am=ai|ak;an=ac|0;c[an>>2]=al;ao=ac+4|0;c[ao>>2]=am;ap=c[h>>2]|0;aq=c[e>>2]|0;ar=aq+(ap*12&-1)+8|0;g[ar>>2]=W;as=c[l>>2]|0;at=c[e>>2]|0;au=at+(as*12&-1)|0;av=au;aw=(g[k>>2]=Y,c[k>>2]|0);ax=(g[k>>2]=Z,c[k>>2]|0);ay=ax;az=0;aA=0;aB=ay;aC=aw;aD=0;aE=aA|aC;aF=aB|aD;aG=av|0;c[aG>>2]=aE;aH=av+4|0;c[aH>>2]=aF;aI=c[l>>2]|0;aJ=c[e>>2]|0;aK=aJ+(aI*12&-1)+8|0;g[aK>>2]=X;return}else{r=b+116|0;V=+g[d+8>>2]*+g[r>>2];g[r>>2]=V;x=-0.0-V;C=Q*x;Q=O*x;x=V*(-0.0-D);D=U*x;U=T*x;W=B+u*(Q*M-C*N);X=H+v*(U*E-D*I);Y=F+D*t;Z=G+U*t;_=z+C*s;$=A+Q*s;aa=c[e>>2]|0;ab=aa+(f*12&-1)|0;ac=ab;ad=(g[k>>2]=_,c[k>>2]|0);ae=(g[k>>2]=$,c[k>>2]|0);af=ae;ag=0;ah=0;ai=af;aj=ad;ak=0;al=ah|aj;am=ai|ak;an=ac|0;c[an>>2]=al;ao=ac+4|0;c[ao>>2]=am;ap=c[h>>2]|0;aq=c[e>>2]|0;ar=aq+(ap*12&-1)+8|0;g[ar>>2]=W;as=c[l>>2]|0;at=c[e>>2]|0;au=at+(as*12&-1)|0;av=au;aw=(g[k>>2]=Y,c[k>>2]|0);ax=(g[k>>2]=Z,c[k>>2]|0);ay=ax;az=0;aA=0;aB=ay;aC=aw;aD=0;aE=aA|aC;aF=aB|aD;aG=av|0;c[aG>>2]=aE;aH=av+4|0;c[aH>>2]=aF;aI=c[l>>2]|0;aJ=c[e>>2]|0;aK=aJ+(aI*12&-1)+8|0;g[aK>>2]=X;return}}function fR(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0.0,j=0.0,k=0.0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0;d=a+120|0;e=c[d>>2]|0;f=b+24|0;b=c[f>>2]|0;h=b+(e*12&-1)|0;i=+g[h>>2];j=+g[h+4>>2];k=+g[b+(e*12&-1)+8>>2];e=a+124|0;l=c[e>>2]|0;m=b+(l*12&-1)|0;n=+g[m>>2];o=+g[m+4>>2];p=+g[b+(l*12&-1)+8>>2];q=+S(+k);r=+R(+k);s=+S(+p);t=+R(+p);u=+g[a+92>>2]- +g[a+160>>2];v=+g[a+96>>2]- +g[a+164>>2];w=r*u-q*v;x=q*u+r*v;v=+g[a+100>>2]- +g[a+168>>2];r=+g[a+104>>2]- +g[a+172>>2];u=t*v-s*r;q=s*v+t*r;r=i+w- +g[a+68>>2];t=j+x- +g[a+72>>2];v=n+u- +g[a+76>>2];s=o+q- +g[a+80>>2];y=+P(+(r*r+t*t));z=+P(+(v*v+s*s));if(y>.04999999701976776){A=1.0/y;B=r*A;C=t*A}else{B=0.0;C=0.0}if(z>.04999999701976776){A=1.0/z;D=v*A;E=s*A}else{D=0.0;E=0.0}A=w*C-x*B;s=u*E-q*D;v=+g[a+176>>2];t=+g[a+184>>2];r=+g[a+180>>2];F=+g[a+188>>2];G=+g[a+112>>2];H=v+A*A*t+G*G*(r+s*s*F);if(H>0.0){I=1.0/H}else{I=H}H=+g[a+108>>2]-y-z*G;if(H>0.0){J=H}else{J=-0.0-H}z=H*(-0.0-I);I=-0.0-z;H=B*I;B=C*I;I=z*(-0.0-G);G=D*I;D=E*I;I=+(j+B*v);g[h>>2]=i+H*v;g[h+4>>2]=I;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=k+(w*B-x*H)*t;d=(c[f>>2]|0)+((c[e>>2]|0)*12&-1)|0;t=+(o+D*r);g[d>>2]=n+G*r;g[d+4>>2]=t;g[(c[f>>2]|0)+((c[e>>2]|0)*12&-1)+8>>2]=p+F*(u*D-q*G);return J<.004999999888241291|0}function fS(b){b=b|0;var d=0,e=0,f=0,j=0.0;d=i;e=c[(c[b+48>>2]|0)+8>>2]|0;f=c[(c[b+52>>2]|0)+8>>2]|0;db(6808,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(11336,(u=i,i=i+8|0,c[u>>2]=e,u)|0);db(8808,(u=i,i=i+8|0,c[u>>2]=f,u)|0);db(6768,(u=i,i=i+8|0,c[u>>2]=a[b+61|0]&1,u)|0);j=+g[b+72>>2];db(4792,(u=i,i=i+16|0,h[u>>3]=+g[b+68>>2],h[u+8>>3]=j,u)|0);j=+g[b+80>>2];db(4520,(u=i,i=i+16|0,h[u>>3]=+g[b+76>>2],h[u+8>>3]=j,u)|0);j=+g[b+96>>2];db(5992,(u=i,i=i+16|0,h[u>>3]=+g[b+92>>2],h[u+8>>3]=j,u)|0);j=+g[b+104>>2];db(5536,(u=i,i=i+16|0,h[u>>3]=+g[b+100>>2],h[u+8>>3]=j,u)|0);db(12536,(u=i,i=i+8|0,h[u>>3]=+g[b+84>>2],u)|0);db(11952,(u=i,i=i+8|0,h[u>>3]=+g[b+88>>2],u)|0);db(11504,(u=i,i=i+8|0,h[u>>3]=+g[b+112>>2],u)|0);db(11904,(u=i,i=i+8|0,c[u>>2]=c[b+56>>2],u)|0);i=d;return}function fT(a){a=a|0;vl(a);return}function fU(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,P=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0,av=0,aw=0,ax=0,ay=0,az=0,aA=0,aB=0,aC=0,aD=0,aE=0,aF=0;e=c[b+48>>2]|0;f=c[e+8>>2]|0;h=b+128|0;c[h>>2]=f;i=c[b+52>>2]|0;j=c[i+8>>2]|0;l=b+132|0;c[l>>2]=j;m=e+28|0;n=b+152|0;o=c[m>>2]|0;p=c[m+4>>2]|0;c[n>>2]=o;c[n+4>>2]=p;n=i+28|0;m=b+160|0;q=c[n>>2]|0;r=c[n+4>>2]|0;c[m>>2]=q;c[m+4>>2]=r;s=+g[e+120>>2];g[b+168>>2]=s;t=+g[i+120>>2];g[b+172>>2]=t;u=+g[e+128>>2];g[b+176>>2]=u;v=+g[i+128>>2];g[b+180>>2]=v;i=c[d+24>>2]|0;w=+g[i+(f*12&-1)+8>>2];e=d+28|0;m=c[e>>2]|0;n=m+(f*12&-1)|0;x=+g[n>>2];y=+g[n+4>>2];z=+g[m+(f*12&-1)+8>>2];A=+g[i+(j*12&-1)+8>>2];i=m+(j*12&-1)|0;B=+g[i>>2];C=+g[i+4>>2];D=+g[m+(j*12&-1)+8>>2];E=+S(+w);F=+R(+w);G=+S(+A);H=+R(+A);I=+g[b+68>>2]-(c[k>>2]=o,+g[k>>2]);J=+g[b+72>>2]-(c[k>>2]=p,+g[k>>2]);K=F*I-E*J;L=E*I+F*J;p=b+136|0;J=+L;g[p>>2]=K;g[p+4>>2]=J;J=+g[b+76>>2]-(c[k>>2]=q,+g[k>>2]);F=+g[b+80>>2]-(c[k>>2]=r,+g[k>>2]);I=H*J-G*F;E=G*J+H*F;r=b+144|0;F=+E;g[r>>2]=I;g[r+4>>2]=F;F=u+v;r=F==0.0;H=s+t;g[b+184>>2]=H+u*L*L+v*E*E;J=-0.0-L;G=u*K*J-v*E*I;g[b+196>>2]=G;M=u*J-v*E;g[b+208>>2]=M;g[b+188>>2]=G;g[b+200>>2]=H+u*K*K+v*I*I;H=u*K+v*I;g[b+212>>2]=H;g[b+192>>2]=M;g[b+204>>2]=H;g[b+216>>2]=F;if(F>0.0){N=1.0/F}else{N=F}g[b+220>>2]=N;if((a[b+100|0]&1)==0|r){g[b+96>>2]=0.0}do{if((a[b+112|0]&1)==0|r){c[b+224>>2]=0}else{N=A-w- +g[b+116>>2];F=+g[b+124>>2];H=+g[b+120>>2];M=F-H;if(M>0.0){O=M}else{O=-0.0-M}if(O<.06981317698955536){c[b+224>>2]=3;break}if(N<=H){q=b+224|0;if((c[q>>2]|0)!=1){g[b+92>>2]=0.0}c[q>>2]=1;break}q=b+224|0;if(N<F){c[q>>2]=0;g[b+92>>2]=0.0;break}if((c[q>>2]|0)!=2){g[b+92>>2]=0.0}c[q>>2]=2}}while(0);r=b+84|0;if((a[d+20|0]&1)==0){vq(r|0,0,16);P=z;Q=D;T=B;U=C;V=x;W=y;X=c[e>>2]|0;Y=X+(f*12&-1)|0;Z=Y;_=(g[k>>2]=V,c[k>>2]|0);$=(g[k>>2]=W,c[k>>2]|0);aa=$;ab=0;ac=0;ad=aa;ae=_;af=0;ag=ac|ae;ah=ad|af;ai=Z|0;c[ai>>2]=ag;aj=Z+4|0;c[aj>>2]=ah;ak=c[h>>2]|0;al=c[e>>2]|0;am=al+(ak*12&-1)+8|0;g[am>>2]=P;an=c[l>>2]|0;ao=c[e>>2]|0;ap=ao+(an*12&-1)|0;aq=ap;ar=(g[k>>2]=T,c[k>>2]|0);as=(g[k>>2]=U,c[k>>2]|0);at=as;au=0;av=0;aw=at;ax=ar;ay=0;az=av|ax;aA=aw|ay;aB=aq|0;c[aB>>2]=az;aC=aq+4|0;c[aC>>2]=aA;aD=c[l>>2]|0;aE=c[e>>2]|0;aF=aE+(aD*12&-1)+8|0;g[aF>>2]=Q;return}else{q=d+8|0;O=+g[q>>2];d=r|0;w=O*+g[d>>2];g[d>>2]=w;d=b+88|0;A=O*+g[d>>2];g[d>>2]=A;d=b+92|0;F=O*+g[d>>2];g[d>>2]=F;d=b+96|0;O=+g[q>>2]*+g[d>>2];g[d>>2]=O;P=z-u*(F+(O+(A*K-w*L)));Q=D+v*(F+(O+(A*I-w*E)));T=B+t*w;U=C+t*A;V=x-s*w;W=y-s*A;X=c[e>>2]|0;Y=X+(f*12&-1)|0;Z=Y;_=(g[k>>2]=V,c[k>>2]|0);$=(g[k>>2]=W,c[k>>2]|0);aa=$;ab=0;ac=0;ad=aa;ae=_;af=0;ag=ac|ae;ah=ad|af;ai=Z|0;c[ai>>2]=ag;aj=Z+4|0;c[aj>>2]=ah;ak=c[h>>2]|0;al=c[e>>2]|0;am=al+(ak*12&-1)+8|0;g[am>>2]=P;an=c[l>>2]|0;ao=c[e>>2]|0;ap=ao+(an*12&-1)|0;aq=ap;ar=(g[k>>2]=T,c[k>>2]|0);as=(g[k>>2]=U,c[k>>2]|0);at=as;au=0;av=0;aw=at;ax=ar;ay=0;az=av|ax;aA=aw|ay;aB=aq|0;c[aB>>2]=az;aC=aq+4|0;c[aC>>2]=aA;aD=c[l>>2]|0;aE=c[e>>2]|0;aF=aE+(aD*12&-1)+8|0;g[aF>>2]=Q;return}}function fV(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0.0,p=0.0,q=0.0,r=0,s=0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0,I=0,J=0,K=0,L=0.0,M=0,N=0.0,O=0.0,P=0.0,Q=0,R=0.0,S=0.0,T=0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0.0,ab=0.0,ac=0.0,ad=0.0,ae=0,af=0.0;e=i;i=i+32|0;f=e|0;h=e+16|0;j=b+128|0;k=c[j>>2]|0;l=d+28|0;m=c[l>>2]|0;n=m+(k*12&-1)|0;o=+g[n>>2];p=+g[n+4>>2];q=+g[m+(k*12&-1)+8>>2];n=b+132|0;r=c[n>>2]|0;s=m+(r*12&-1)|0;t=+g[s>>2];u=+g[s+4>>2];v=+g[m+(r*12&-1)+8>>2];w=+g[b+168>>2];x=+g[b+172>>2];y=+g[b+176>>2];z=+g[b+180>>2];r=y+z==0.0;do{if((a[b+100|0]&1)==0){A=q;B=v}else{if((c[b+224>>2]|0)==3|r){A=q;B=v;break}m=b+96|0;C=+g[m>>2];D=+g[d>>2]*+g[b+104>>2];E=C+(v-q- +g[b+108>>2])*(-0.0- +g[b+220>>2]);F=-0.0-D;G=E<D?E:D;D=G<F?F:G;g[m>>2]=D;G=D-C;A=q-y*G;B=v+z*G}}while(0);do{if((a[b+112|0]&1)==0){H=75}else{d=b+224|0;if((c[d>>2]|0)==0|r){H=75;break}m=b+148|0;s=b+144|0;I=b+140|0;J=b+136|0;v=t+ +g[m>>2]*(-0.0-B)-o- +g[I>>2]*(-0.0-A);q=u+B*+g[s>>2]-p-A*+g[J>>2];g[f>>2]=v;g[f+4>>2]=q;g[f+8>>2]=B-A;K=b+184|0;c8(h,K,f);G=+g[h>>2];C=-0.0-G;D=+g[h+4>>2];F=-0.0-D;E=+g[h+8>>2];L=-0.0-E;M=c[d>>2]|0;do{if((M|0)==3){d=b+84|0;g[d>>2]=+g[d>>2]-G;d=b+88|0;g[d>>2]=+g[d>>2]-D;d=b+92|0;g[d>>2]=+g[d>>2]-E;N=C;O=F;P=L}else if((M|0)==1){d=b+84|0;Q=b+92|0;R=+g[Q>>2];S=R-E;if(S>=0.0){T=d|0;g[T>>2]=+g[T>>2]-G;T=b+88|0;g[T>>2]=+g[T>>2]-D;g[Q>>2]=S;N=C;O=F;P=L;break}S=R*+g[b+208>>2]-v;U=R*+g[b+212>>2]-q;V=+g[K>>2];W=+g[b+196>>2];X=+g[b+188>>2];Y=+g[b+200>>2];Z=V*Y-W*X;if(Z!=0.0){_=1.0/Z}else{_=Z}Z=(S*Y-W*U)*_;W=(V*U-S*X)*_;T=d|0;g[T>>2]=Z+ +g[T>>2];T=b+88|0;g[T>>2]=W+ +g[T>>2];g[Q>>2]=0.0;N=Z;O=W;P=-0.0-R}else if((M|0)==2){Q=b+84|0;T=b+92|0;R=+g[T>>2];W=R-E;if(W<=0.0){d=Q|0;g[d>>2]=+g[d>>2]-G;d=b+88|0;g[d>>2]=+g[d>>2]-D;g[T>>2]=W;N=C;O=F;P=L;break}W=R*+g[b+208>>2]-v;Z=R*+g[b+212>>2]-q;X=+g[K>>2];S=+g[b+196>>2];U=+g[b+188>>2];V=+g[b+200>>2];Y=X*V-S*U;if(Y!=0.0){$=1.0/Y}else{$=Y}Y=(W*V-S*Z)*$;S=(X*Z-W*U)*$;d=Q|0;g[d>>2]=Y+ +g[d>>2];d=b+88|0;g[d>>2]=S+ +g[d>>2];g[T>>2]=0.0;N=Y;O=S;P=-0.0-R}else{N=C;O=F;P=L}}while(0);aa=P+(O*+g[J>>2]-N*+g[I>>2]);ab=P+(O*+g[s>>2]-N*+g[m>>2]);ac=N;ad=O;ae=c[j>>2]|0}}while(0);if((H|0)==75){O=+g[b+148>>2];N=+g[b+144>>2];P=+g[b+140>>2];$=+g[b+136>>2];_=-0.0-(t+O*(-0.0-B)-o-P*(-0.0-A));L=-0.0-(u+B*N-p-A*$);F=+g[b+184>>2];C=+g[b+196>>2];q=+g[b+188>>2];v=+g[b+200>>2];D=F*v-C*q;if(D!=0.0){af=1.0/D}else{af=D}D=(v*_-C*L)*af;C=(F*L-q*_)*af;H=b+84|0;g[H>>2]=+g[H>>2]+D;H=b+88|0;g[H>>2]=C+ +g[H>>2];aa=C*$-D*P;ab=C*N-D*O;ac=D;ad=C;ae=k}k=(c[l>>2]|0)+(ae*12&-1)|0;C=+(p-w*ad);g[k>>2]=o-w*ac;g[k+4>>2]=C;g[(c[l>>2]|0)+((c[j>>2]|0)*12&-1)+8>>2]=A-y*aa;j=(c[l>>2]|0)+((c[n>>2]|0)*12&-1)|0;aa=+(u+x*ad);g[j>>2]=t+x*ac;g[j+4>>2]=aa;g[(c[l>>2]|0)+((c[n>>2]|0)*12&-1)+8>>2]=B+z*ab;i=e;return}function fW(a){a=a|0;return}function fX(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+48>>2]|0;e=+g[d+24>>2];f=+g[b+68>>2];h=+g[d+20>>2];i=+g[b+72>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function fY(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+52>>2]|0;e=+g[d+24>>2];f=+g[b+76>>2];h=+g[d+20>>2];i=+g[b+80>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function fZ(a,b,c){a=a|0;b=b|0;c=+c;var d=0.0;d=+g[b+88>>2]*c;g[a>>2]=+g[b+84>>2]*c;g[a+4>>2]=d;return}function f_(a,b){a=a|0;b=+b;return+(+g[a+92>>2]*b)}function f$(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0,j=0.0,k=0.0,l=0.0,m=0,n=0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0;d=a+96|0;e=c[d>>2]|0;f=b+28|0;h=c[f>>2]|0;i=h+(e*12&-1)|0;j=+g[i>>2];k=+g[i+4>>2];l=+g[h+(e*12&-1)+8>>2];i=a+100|0;m=c[i>>2]|0;n=h+(m*12&-1)|0;o=+g[n>>2];p=+g[n+4>>2];q=+g[h+(m*12&-1)+8>>2];r=+g[a+116>>2];s=+g[a+112>>2];t=+g[a+124>>2];u=+g[a+120>>2];v=+g[a+88>>2]- +g[a+84>>2];w=+g[a+104>>2];x=+g[a+108>>2];y=(o+t*(-0.0-q)-(j+r*(-0.0-l)))*w+(p+q*u-(k+l*s))*x;if(v<0.0){z=y+v*+g[b+4>>2]}else{z=y}b=a+92|0;y=+g[b>>2];v=y+z*(-0.0- +g[a+160>>2]);z=v>0.0?0.0:v;g[b>>2]=z;v=z-y;y=w*v;w=x*v;v=+g[a+144>>2];x=l- +g[a+152>>2]*(s*w-r*y);r=+g[a+148>>2];s=q+ +g[a+156>>2]*(w*u-y*t);a=(c[f>>2]|0)+(e*12&-1)|0;t=+(k-v*w);g[a>>2]=j-v*y;g[a+4>>2]=t;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=x;d=(c[f>>2]|0)+((c[i>>2]|0)*12&-1)|0;x=+(p+w*r);g[d>>2]=o+y*r;g[d+4>>2]=x;g[(c[f>>2]|0)+((c[i>>2]|0)*12&-1)+8>>2]=s;return}function f0(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0.0,k=0.0,l=0.0,m=0,n=0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0;e=b+128|0;f=c[e>>2]|0;h=d+24|0;d=c[h>>2]|0;i=d+(f*12&-1)|0;j=+g[i>>2];k=+g[i+4>>2];l=+g[d+(f*12&-1)+8>>2];f=b+132|0;m=c[f>>2]|0;n=d+(m*12&-1)|0;o=+g[n>>2];p=+g[n+4>>2];q=+g[d+(m*12&-1)+8>>2];m=b+176|0;d=b+180|0;do{if((a[b+112|0]&1)==0){r=l;s=q;t=0.0;u=+g[m>>2];v=+g[d>>2]}else{w=+g[d>>2];x=+g[m>>2];n=c[b+224>>2]|0;if((n|0)==0|w+x==0.0){r=l;s=q;t=0.0;u=x;v=w;break}y=q-l- +g[b+116>>2];do{if((n|0)==3){z=y- +g[b+120>>2];A=z<.13962635397911072?z:.13962635397911072;z=A<-.13962635397911072?-.13962635397911072:A;A=z*(-0.0- +g[b+220>>2]);if(z>0.0){B=z;C=A;break}B=-0.0-z;C=A}else if((n|0)==1){A=y- +g[b+120>>2];z=A+.03490658849477768;D=z<0.0?z:0.0;B=-0.0-A;C=(D<-.13962635397911072?-.13962635397911072:D)*(-0.0- +g[b+220>>2])}else if((n|0)==2){D=y- +g[b+124>>2];A=D+-.03490658849477768;z=A<.13962635397911072?A:.13962635397911072;B=D;C=(z<0.0?0.0:z)*(-0.0- +g[b+220>>2])}else{B=0.0;C=0.0}}while(0);r=l-C*x;s=q+C*w;t=B;u=x;v=w}}while(0);B=+S(+r);C=+R(+r);q=+S(+s);l=+R(+s);y=+g[b+68>>2]- +g[b+152>>2];z=+g[b+72>>2]- +g[b+156>>2];D=C*y-B*z;A=B*y+C*z;z=+g[b+76>>2]- +g[b+160>>2];C=+g[b+80>>2]- +g[b+164>>2];y=l*z-q*C;B=q*z+l*C;C=o+y-j-D;l=p+B-k-A;z=+P(+(C*C+l*l));q=+g[b+168>>2];E=+g[b+172>>2];F=q+E;G=F+A*A*u+B*B*v;H=y*v;I=A*D*(-0.0-u)-B*H;J=F+D*D*u+y*H;H=G*J-I*I;if(H!=0.0){K=1.0/H}else{K=H}H=-0.0-(C*J-l*I)*K;J=-0.0-(l*G-C*I)*K;K=+(k-q*J);g[i>>2]=j-q*H;g[i+4>>2]=K;g[(c[h>>2]|0)+((c[e>>2]|0)*12&-1)+8>>2]=r-u*(D*J-A*H);e=(c[h>>2]|0)+((c[f>>2]|0)*12&-1)|0;A=+(p+E*J);g[e>>2]=o+E*H;g[e+4>>2]=A;g[(c[h>>2]|0)+((c[f>>2]|0)*12&-1)+8>>2]=s+v*(y*J-B*H);if(z>.004999999888241291){L=0;return L|0}L=t<=.03490658849477768;return L|0}function f1(b){b=b|0;var d=0,e=0,f=0,j=0.0;d=i;e=c[(c[b+48>>2]|0)+8>>2]|0;f=c[(c[b+52>>2]|0)+8>>2]|0;db(8928,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(11336,(u=i,i=i+8|0,c[u>>2]=e,u)|0);db(8808,(u=i,i=i+8|0,c[u>>2]=f,u)|0);db(6768,(u=i,i=i+8|0,c[u>>2]=a[b+61|0]&1,u)|0);j=+g[b+72>>2];db(5992,(u=i,i=i+16|0,h[u>>3]=+g[b+68>>2],h[u+8>>3]=j,u)|0);j=+g[b+80>>2];db(5536,(u=i,i=i+16|0,h[u>>3]=+g[b+76>>2],h[u+8>>3]=j,u)|0);db(5072,(u=i,i=i+8|0,h[u>>3]=+g[b+116>>2],u)|0);db(4264,(u=i,i=i+8|0,c[u>>2]=a[b+112|0]&1,u)|0);db(12800,(u=i,i=i+8|0,h[u>>3]=+g[b+120>>2],u)|0);db(12504,(u=i,i=i+8|0,h[u>>3]=+g[b+124>>2],u)|0);db(4760,(u=i,i=i+8|0,c[u>>2]=a[b+100|0]&1,u)|0);db(4488,(u=i,i=i+8|0,h[u>>3]=+g[b+108>>2],u)|0);db(4232,(u=i,i=i+8|0,h[u>>3]=+g[b+104>>2],u)|0);db(11904,(u=i,i=i+8|0,c[u>>2]=c[b+56>>2],u)|0);i=d;return}function f2(a){a=a|0;vl(a);return}function f3(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0;e=c[b+48>>2]|0;f=c[e+8>>2]|0;h=b+96|0;c[h>>2]=f;i=c[b+52>>2]|0;j=c[i+8>>2]|0;l=b+100|0;c[l>>2]=j;m=e+28|0;n=b+128|0;o=c[m>>2]|0;p=c[m+4>>2]|0;c[n>>2]=o;c[n+4>>2]=p;n=i+28|0;m=b+136|0;q=c[n>>2]|0;r=c[n+4>>2]|0;c[m>>2]=q;c[m+4>>2]=r;s=+g[e+120>>2];g[b+144>>2]=s;t=+g[i+120>>2];g[b+148>>2]=t;u=+g[e+128>>2];g[b+152>>2]=u;v=+g[i+128>>2];g[b+156>>2]=v;i=c[d+24>>2]|0;e=i+(f*12&-1)|0;w=+g[e>>2];x=+g[e+4>>2];y=+g[i+(f*12&-1)+8>>2];e=d+28|0;m=c[e>>2]|0;n=m+(f*12&-1)|0;z=+g[n>>2];A=+g[n+4>>2];B=+g[m+(f*12&-1)+8>>2];n=i+(j*12&-1)|0;C=+g[n>>2];D=+g[n+4>>2];E=+g[i+(j*12&-1)+8>>2];i=m+(j*12&-1)|0;F=+g[i>>2];G=+g[i+4>>2];H=+g[m+(j*12&-1)+8>>2];I=+S(+y);J=+R(+y);y=+S(+E);K=+R(+E);E=+g[b+68>>2]-(c[k>>2]=o,+g[k>>2]);L=+g[b+72>>2]-(c[k>>2]=p,+g[k>>2]);M=J*E-I*L;N=I*E+J*L;p=b+112|0;L=+N;g[p>>2]=M;g[p+4>>2]=L;L=+g[b+76>>2]-(c[k>>2]=q,+g[k>>2]);J=+g[b+80>>2]-(c[k>>2]=r,+g[k>>2]);E=K*L-y*J;I=y*L+K*J;r=b+120|0;J=+I;g[r>>2]=E;g[r+4>>2]=J;r=b+104|0;J=C+E-w-M;w=D+I-x-N;q=r;x=+w;g[q>>2]=J;g[q+4>>2]=x;q=r|0;r=b+108|0;x=+P(+(J*J+w*w));g[b+88>>2]=x;c[b+164>>2]=x- +g[b+84>>2]>0.0?2:0;if(x<=.004999999888241291){g[q>>2]=0.0;g[r>>2]=0.0;g[b+160>>2]=0.0;g[b+92>>2]=0.0;return}D=1.0/x;x=D*J;g[q>>2]=x;J=D*w;g[r>>2]=J;w=M*J-N*x;D=J*E-x*I;C=t+(s+w*w*u)+D*D*v;if(C!=0.0){O=1.0/C}else{O=0.0}g[b+160>>2]=O;if((a[d+20|0]&1)==0){g[b+92>>2]=0.0;Q=B;T=H;U=F;V=G;W=z;X=A}else{r=b+92|0;O=+g[d+8>>2]*+g[r>>2];g[r>>2]=O;C=x*O;x=O*J;Q=B-u*(x*M-C*N);T=H+v*(x*E-C*I);U=F+C*t;V=G+x*t;W=z-C*s;X=A-x*s}r=(c[e>>2]|0)+(f*12&-1)|0;s=+X;g[r>>2]=W;g[r+4>>2]=s;g[(c[e>>2]|0)+((c[h>>2]|0)*12&-1)+8>>2]=Q;h=(c[e>>2]|0)+((c[l>>2]|0)*12&-1)|0;Q=+V;g[h>>2]=U;g[h+4>>2]=Q;g[(c[e>>2]|0)+((c[l>>2]|0)*12&-1)+8>>2]=T;return}function f4(a,b){a=a|0;b=+b;return+0.0}function f5(a){a=a|0;return}function f6(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+48>>2]|0;e=+g[d+24>>2];f=+g[b+68>>2];h=+g[d+20>>2];i=+g[b+72>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function f7(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+52>>2]|0;e=+g[d+24>>2];f=+g[b+76>>2];h=+g[d+20>>2];i=+g[b+80>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function f8(a,b,c){a=a|0;b=b|0;c=+c;var d=0.0;d=+g[b+92>>2]*c;c=d*+g[b+108>>2];g[a>>2]=+g[b+104>>2]*d;g[a+4>>2]=c;return}function f9(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0.0,j=0.0,k=0.0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0;d=a+116|0;e=c[d>>2]|0;f=b+28|0;b=c[f>>2]|0;h=b+(e*12&-1)|0;i=+g[h>>2];j=+g[h+4>>2];k=+g[b+(e*12&-1)+8>>2];h=a+120|0;l=c[h>>2]|0;m=b+(l*12&-1)|0;n=+g[m>>2];o=+g[m+4>>2];p=+g[b+(l*12&-1)+8>>2];q=+g[a+156>>2];r=+g[a+160>>2];s=+g[a+164>>2];t=+g[a+168>>2];if(+g[a+68>>2]>0.0){l=a+112|0;u=+g[l>>2];v=(p-k+ +g[a+76>>2]+ +g[a+100>>2]*u)*(-0.0- +g[a+204>>2]);g[l>>2]=u+v;u=k-s*v;w=p+t*v;v=+g[a+136>>2];x=+g[a+132>>2];y=+g[a+128>>2];z=+g[a+124>>2];A=n+v*(-0.0-w)-i-y*(-0.0-u);B=o+x*w-j-z*u;C=+g[a+184>>2]*B+ +g[a+172>>2]*A;D=+g[a+188>>2]*B+ +g[a+176>>2]*A;A=-0.0-C;B=-0.0-D;l=a+104|0;g[l>>2]=+g[l>>2]-C;l=a+108|0;g[l>>2]=+g[l>>2]-D;E=u-s*(z*B-y*A);F=w+t*(x*B-v*A);G=A;H=B}else{B=+g[a+136>>2];A=+g[a+132>>2];v=+g[a+128>>2];x=+g[a+124>>2];w=n+B*(-0.0-p)-i-v*(-0.0-k);y=o+p*A-j-k*x;z=p-k;u=w*+g[a+172>>2]+y*+g[a+184>>2]+z*+g[a+196>>2];D=w*+g[a+176>>2]+y*+g[a+188>>2]+z*+g[a+200>>2];C=w*+g[a+180>>2]+y*+g[a+192>>2]+z*+g[a+204>>2];z=-0.0-u;y=-0.0-D;l=a+104|0;g[l>>2]=+g[l>>2]-u;l=a+108|0;g[l>>2]=+g[l>>2]-D;l=a+112|0;g[l>>2]=+g[l>>2]-C;E=k-s*(x*y-v*z-C);F=p+t*(A*y-B*z-C);G=z;H=y}l=(c[f>>2]|0)+(e*12&-1)|0;y=+(j-q*H);g[l>>2]=i-q*G;g[l+4>>2]=y;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=E;d=(c[f>>2]|0)+((c[h>>2]|0)*12&-1)|0;E=+(o+r*H);g[d>>2]=n+r*G;g[d+4>>2]=E;g[(c[f>>2]|0)+((c[h>>2]|0)*12&-1)+8>>2]=F;return}function ga(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0.0,j=0.0,k=0.0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0;d=a+96|0;e=c[d>>2]|0;f=b+24|0;b=c[f>>2]|0;h=b+(e*12&-1)|0;i=+g[h>>2];j=+g[h+4>>2];k=+g[b+(e*12&-1)+8>>2];e=a+100|0;l=c[e>>2]|0;m=b+(l*12&-1)|0;n=+g[m>>2];o=+g[m+4>>2];p=+g[b+(l*12&-1)+8>>2];q=+S(+k);r=+R(+k);s=+S(+p);t=+R(+p);u=+g[a+68>>2]- +g[a+128>>2];v=+g[a+72>>2]- +g[a+132>>2];w=r*u-q*v;x=q*u+r*v;v=+g[a+76>>2]- +g[a+136>>2];r=+g[a+80>>2]- +g[a+140>>2];u=t*v-s*r;q=s*v+t*r;r=n+u-i-w;t=o+q-j-x;v=+P(+(r*r+t*t));if(v<1.1920928955078125e-7){y=0.0;z=r;A=t}else{s=1.0/v;y=v;z=r*s;A=t*s}l=a+84|0;s=y- +g[l>>2];t=s<.20000000298023224?s:.20000000298023224;s=(t<0.0?0.0:t)*(-0.0- +g[a+160>>2]);t=z*s;z=A*s;s=+g[a+144>>2];A=k- +g[a+152>>2]*(w*z-x*t);x=+g[a+148>>2];w=p+ +g[a+156>>2]*(u*z-q*t);q=+(j-s*z);g[h>>2]=i-s*t;g[h+4>>2]=q;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=A;d=(c[f>>2]|0)+((c[e>>2]|0)*12&-1)|0;A=+(o+x*z);g[d>>2]=n+x*t;g[d+4>>2]=A;g[(c[f>>2]|0)+((c[e>>2]|0)*12&-1)+8>>2]=w;return y- +g[l>>2]<.004999999888241291|0}function gb(b){b=b|0;var d=0,e=0,f=0,j=0.0;d=i;e=c[(c[b+48>>2]|0)+8>>2]|0;f=c[(c[b+52>>2]|0)+8>>2]|0;db(6400,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(11336,(u=i,i=i+8|0,c[u>>2]=e,u)|0);db(8808,(u=i,i=i+8|0,c[u>>2]=f,u)|0);db(6768,(u=i,i=i+8|0,c[u>>2]=a[b+61|0]&1,u)|0);j=+g[b+72>>2];db(5992,(u=i,i=i+16|0,h[u>>3]=+g[b+68>>2],h[u+8>>3]=j,u)|0);j=+g[b+80>>2];db(5536,(u=i,i=i+16|0,h[u>>3]=+g[b+76>>2],h[u+8>>3]=j,u)|0);db(5104,(u=i,i=i+8|0,h[u>>3]=+g[b+84>>2],u)|0);db(11904,(u=i,i=i+8|0,c[u>>2]=c[b+56>>2],u)|0);i=d;return}function gc(a){a=a|0;vl(a);return}function gd(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,P=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0.0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0,av=0,aw=0,ax=0,ay=0,az=0,aA=0,aB=0,aC=0,aD=0,aE=0,aF=0,aG=0,aH=0,aI=0,aJ=0,aK=0,aL=0;e=c[b+48>>2]|0;f=c[e+8>>2]|0;h=b+116|0;c[h>>2]=f;i=c[b+52>>2]|0;j=c[i+8>>2]|0;l=b+120|0;c[l>>2]=j;m=e+28|0;n=b+140|0;o=c[m>>2]|0;p=c[m+4>>2]|0;c[n>>2]=o;c[n+4>>2]=p;n=i+28|0;m=b+148|0;q=c[n>>2]|0;r=c[n+4>>2]|0;c[m>>2]=q;c[m+4>>2]=r;s=+g[e+120>>2];g[b+156>>2]=s;t=+g[i+120>>2];g[b+160>>2]=t;u=+g[e+128>>2];g[b+164>>2]=u;v=+g[i+128>>2];g[b+168>>2]=v;i=c[d+24>>2]|0;w=+g[i+(f*12&-1)+8>>2];e=d+28|0;m=c[e>>2]|0;n=m+(f*12&-1)|0;x=+g[n>>2];y=+g[n+4>>2];z=+g[m+(f*12&-1)+8>>2];A=+g[i+(j*12&-1)+8>>2];i=m+(j*12&-1)|0;B=+g[i>>2];C=+g[i+4>>2];D=+g[m+(j*12&-1)+8>>2];E=+S(+w);F=+R(+w);G=+S(+A);H=+R(+A);I=+g[b+80>>2]-(c[k>>2]=o,+g[k>>2]);J=+g[b+84>>2]-(c[k>>2]=p,+g[k>>2]);K=F*I-E*J;L=E*I+F*J;p=b+124|0;J=+L;g[p>>2]=K;g[p+4>>2]=J;J=+g[b+88>>2]-(c[k>>2]=q,+g[k>>2]);F=+g[b+92>>2]-(c[k>>2]=r,+g[k>>2]);I=H*J-G*F;E=G*J+H*F;r=b+132|0;F=+E;g[r>>2]=I;g[r+4>>2]=F;F=s+t;H=F+u*L*L+v*E*E;J=-0.0-L;G=u*K*J-v*E*I;M=u*J-v*E;J=F+u*K*K+v*I*I;F=u*K+v*I;N=u+v;O=+g[b+68>>2];r=b+172|0;if(O>0.0){P=H*J-G*G;if(P!=0.0){Q=1.0/P}else{Q=P}g[r>>2]=J*Q;P=G*(-0.0-Q);g[b+184>>2]=P;g[b+180>>2]=0.0;g[b+176>>2]=P;g[b+188>>2]=H*Q;vq(b+192|0,0,16);if(N>0.0){T=1.0/N}else{T=0.0}Q=A-w- +g[b+96>>2];w=O*6.2831854820251465;O=w*T*w;A=+g[d>>2];P=A*(w*T*2.0*+g[b+72>>2]+A*O);q=b+100|0;g[q>>2]=P;if(P!=0.0){U=1.0/P}else{U=0.0}g[q>>2]=U;g[b+76>>2]=Q*A*O*U;O=N+U;if(O!=0.0){V=1.0/O}else{V=0.0}g[b+204>>2]=V}else{V=N*J-F*F;O=M*F-N*G;U=F*G-M*J;A=M*U+(H*V+G*O);if(A!=0.0){W=1.0/A}else{W=A}g[r>>2]=V*W;V=O*W;g[b+176>>2]=V;O=U*W;g[b+180>>2]=O;g[b+184>>2]=V;g[b+188>>2]=(N*H-M*M)*W;N=(M*G-H*F)*W;g[b+192>>2]=N;g[b+196>>2]=O;g[b+200>>2]=N;g[b+204>>2]=(H*J-G*G)*W;g[b+100>>2]=0.0;g[b+76>>2]=0.0}r=b+104|0;if((a[d+20|0]&1)==0){g[r>>2]=0.0;g[b+108>>2]=0.0;g[b+112>>2]=0.0;X=z;Y=D;Z=B;_=C;$=x;aa=y;ab=c[e>>2]|0;ac=ab+(f*12&-1)|0;ad=ac;ae=(g[k>>2]=$,c[k>>2]|0);af=(g[k>>2]=aa,c[k>>2]|0);ag=af;ah=0;ai=0;aj=ag;ak=ae;al=0;am=ai|ak;an=aj|al;ao=ad|0;c[ao>>2]=am;ap=ad+4|0;c[ap>>2]=an;aq=c[h>>2]|0;ar=c[e>>2]|0;as=ar+(aq*12&-1)+8|0;g[as>>2]=X;at=c[l>>2]|0;au=c[e>>2]|0;av=au+(at*12&-1)|0;aw=av;ax=(g[k>>2]=Z,c[k>>2]|0);ay=(g[k>>2]=_,c[k>>2]|0);az=ay;aA=0;aB=0;aC=az;aD=ax;aE=0;aF=aB|aD;aG=aC|aE;aH=aw|0;c[aH>>2]=aF;aI=aw+4|0;c[aI>>2]=aG;aJ=c[l>>2]|0;aK=c[e>>2]|0;aL=aK+(aJ*12&-1)+8|0;g[aL>>2]=Y;return}else{W=+g[d+8>>2];d=r|0;G=W*+g[d>>2];g[d>>2]=G;d=b+108|0;J=W*+g[d>>2];g[d>>2]=J;d=b+112|0;H=W*+g[d>>2];g[d>>2]=H;X=z-u*(H+(J*K-G*L));Y=D+v*(H+(J*I-G*E));Z=B+t*G;_=C+t*J;$=x-s*G;aa=y-s*J;ab=c[e>>2]|0;ac=ab+(f*12&-1)|0;ad=ac;ae=(g[k>>2]=$,c[k>>2]|0);af=(g[k>>2]=aa,c[k>>2]|0);ag=af;ah=0;ai=0;aj=ag;ak=ae;al=0;am=ai|ak;an=aj|al;ao=ad|0;c[ao>>2]=am;ap=ad+4|0;c[ap>>2]=an;aq=c[h>>2]|0;ar=c[e>>2]|0;as=ar+(aq*12&-1)+8|0;g[as>>2]=X;at=c[l>>2]|0;au=c[e>>2]|0;av=au+(at*12&-1)|0;aw=av;ax=(g[k>>2]=Z,c[k>>2]|0);ay=(g[k>>2]=_,c[k>>2]|0);az=ay;aA=0;aB=0;aC=az;aD=ax;aE=0;aF=aB|aD;aG=aC|aE;aH=aw|0;c[aH>>2]=aF;aI=aw+4|0;c[aI>>2]=aG;aJ=c[l>>2]|0;aK=c[e>>2]|0;aL=aK+(aJ*12&-1)+8|0;g[aL>>2]=Y;return}}function ge(a){a=a|0;return}function gf(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+48>>2]|0;e=+g[d+24>>2];f=+g[b+80>>2];h=+g[d+20>>2];i=+g[b+84>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function gg(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+52>>2]|0;e=+g[d+24>>2];f=+g[b+88>>2];h=+g[d+20>>2];i=+g[b+92>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function gh(a,b,c){a=a|0;b=b|0;c=+c;var d=0.0;d=+g[b+108>>2]*c;g[a>>2]=+g[b+104>>2]*c;g[a+4>>2]=d;return}function gi(a,b){a=a|0;b=+b;return+(+g[a+112>>2]*b)}function gj(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0.0,j=0.0,k=0.0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0;d=a+116|0;e=c[d>>2]|0;f=b+24|0;b=c[f>>2]|0;h=b+(e*12&-1)|0;i=+g[h>>2];j=+g[h+4>>2];k=+g[b+(e*12&-1)+8>>2];e=a+120|0;l=c[e>>2]|0;m=b+(l*12&-1)|0;n=+g[m>>2];o=+g[m+4>>2];p=+g[b+(l*12&-1)+8>>2];q=+S(+k);r=+R(+k);s=+S(+p);t=+R(+p);u=+g[a+156>>2];v=+g[a+160>>2];w=+g[a+164>>2];x=+g[a+168>>2];y=+g[a+80>>2]- +g[a+140>>2];z=+g[a+84>>2]- +g[a+144>>2];A=r*y-q*z;B=q*y+r*z;z=+g[a+88>>2]- +g[a+148>>2];r=+g[a+92>>2]- +g[a+152>>2];y=t*z-s*r;q=s*z+t*r;r=u+v;t=r+w*B*B+x*q*q;z=-0.0-B;s=w*A*z-x*q*y;C=w*z-x*q;z=r+w*A*A+x*y*y;r=w*A+x*y;D=w+x;E=n+y-i-A;F=o+q-j-B;if(+g[a+68>>2]>0.0){G=+P(+(E*E+F*F));H=t*z-s*s;if(H!=0.0){I=1.0/H}else{I=H}H=-0.0-(z*E-s*F)*I;J=-0.0-(t*F-s*E)*I;K=A*J-B*H;L=0.0;M=G;N=y*J-q*H;O=H;Q=J}else{J=p-k- +g[a+96>>2];H=+P(+(E*E+F*F));if(J>0.0){T=J}else{T=-0.0-J}G=D*z-r*r;I=r*C-D*s;U=r*s-C*z;V=C*U+(t*G+s*I);if(V!=0.0){W=1.0/V}else{W=V}V=r*E;X=(C*(F*s-z*E)+(t*(z*J-r*F)+s*(V-s*J)))*W;z=-0.0-(E*G+F*I+U*J)*W;U=-0.0-(C*(V-C*F)+(t*(D*F-r*J)+s*(C*J-D*E)))*W;K=A*U-B*z-X;L=T;M=H;N=y*U-q*z-X;O=z;Q=U}U=+(j-u*Q);g[h>>2]=i-u*O;g[h+4>>2]=U;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=k-w*K;d=(c[f>>2]|0)+((c[e>>2]|0)*12&-1)|0;K=+(o+v*Q);g[d>>2]=n+v*O;g[d+4>>2]=K;g[(c[f>>2]|0)+((c[e>>2]|0)*12&-1)+8>>2]=p+x*N;if(M>.004999999888241291){Y=0;return Y|0}Y=L<=.03490658849477768;return Y|0}function gk(b){b=b|0;var d=0,e=0,f=0,j=0.0;d=i;e=c[(c[b+48>>2]|0)+8>>2]|0;f=c[(c[b+52>>2]|0)+8>>2]|0;db(6344,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(11336,(u=i,i=i+8|0,c[u>>2]=e,u)|0);db(8808,(u=i,i=i+8|0,c[u>>2]=f,u)|0);db(6768,(u=i,i=i+8|0,c[u>>2]=a[b+61|0]&1,u)|0);j=+g[b+84>>2];db(5992,(u=i,i=i+16|0,h[u>>3]=+g[b+80>>2],h[u+8>>3]=j,u)|0);j=+g[b+92>>2];db(5536,(u=i,i=i+16|0,h[u>>3]=+g[b+88>>2],h[u+8>>3]=j,u)|0);db(5072,(u=i,i=i+8|0,h[u>>3]=+g[b+96>>2],u)|0);db(12768,(u=i,i=i+8|0,h[u>>3]=+g[b+68>>2],u)|0);db(12472,(u=i,i=i+8|0,h[u>>3]=+g[b+72>>2],u)|0);db(11904,(u=i,i=i+8|0,c[u>>2]=c[b+56>>2],u)|0);i=d;return}function gl(a){a=a|0;vl(a);return}function gm(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0,j=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0.0,J=0.0,K=0.0,L=0.0,M=0.0,N=0.0,O=0.0,P=0.0,Q=0.0,T=0.0,U=0.0,V=0.0,W=0.0,X=0.0,Y=0.0,Z=0.0,_=0.0,$=0.0,aa=0.0,ab=0.0,ac=0.0,ad=0.0,ae=0.0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0,av=0,aw=0,ax=0,ay=0,az=0,aA=0,aB=0,aC=0,aD=0,aE=0,aF=0,aG=0,aH=0,aI=0,aJ=0,aK=0,aL=0,aM=0,aN=0,aO=0,aP=0;e=c[b+48>>2]|0;f=c[e+8>>2]|0;h=b+132|0;c[h>>2]=f;i=c[b+52>>2]|0;j=c[i+8>>2]|0;l=b+136|0;c[l>>2]=j;m=e+28|0;n=b+140|0;o=c[m>>2]|0;p=c[m+4>>2]|0;c[n>>2]=o;c[n+4>>2]=p;n=i+28|0;m=b+148|0;q=c[n>>2]|0;r=c[n+4>>2]|0;c[m>>2]=q;c[m+4>>2]=r;s=+g[e+120>>2];g[b+156>>2]=s;t=+g[i+120>>2];g[b+160>>2]=t;u=+g[e+128>>2];g[b+164>>2]=u;v=+g[i+128>>2];g[b+168>>2]=v;i=c[d+24>>2]|0;e=i+(f*12&-1)|0;w=+g[e>>2];x=+g[e+4>>2];y=+g[i+(f*12&-1)+8>>2];e=d+28|0;m=c[e>>2]|0;n=m+(f*12&-1)|0;z=+g[n>>2];A=+g[n+4>>2];B=+g[m+(f*12&-1)+8>>2];n=i+(j*12&-1)|0;C=+g[n>>2];D=+g[n+4>>2];E=+g[i+(j*12&-1)+8>>2];i=m+(j*12&-1)|0;F=+g[i>>2];G=+g[i+4>>2];H=+g[m+(j*12&-1)+8>>2];I=+S(+y);J=+R(+y);y=+S(+E);K=+R(+E);E=+g[b+76>>2]-(c[k>>2]=o,+g[k>>2]);L=+g[b+80>>2]-(c[k>>2]=p,+g[k>>2]);M=J*E-I*L;N=I*E+J*L;L=+g[b+84>>2]-(c[k>>2]=q,+g[k>>2]);E=+g[b+88>>2]-(c[k>>2]=r,+g[k>>2]);O=K*L-y*E;P=y*L+K*E;E=C+O-w-M;w=D+P-x-N;x=+g[b+100>>2];D=+g[b+104>>2];C=J*x-I*D;K=I*x+J*D;r=b+180|0;D=+K;g[r>>2]=C;g[r+4>>2]=D;D=M+E;M=N+w;N=K*D-C*M;g[b+196>>2]=N;x=O*K-P*C;g[b+200>>2]=x;L=s+t;y=L+N*u*N+x*v*x;if(y>0.0){Q=1.0/y}else{Q=y}g[b+204>>2]=Q;r=b+212|0;g[r>>2]=0.0;q=b+216|0;g[q>>2]=0.0;p=b+220|0;g[p>>2]=0.0;Q=+g[b+68>>2];do{if(Q>0.0){y=+g[b+92>>2];T=+g[b+96>>2];U=J*y-I*T;V=I*y+J*T;o=b+172|0;T=+V;g[o>>2]=U;g[o+4>>2]=T;T=D*V-M*U;g[b+188>>2]=T;y=O*V-P*U;g[b+192>>2]=y;W=L+T*u*T+y*v*y;if(W<=0.0){break}y=1.0/W;g[r>>2]=y;T=Q*6.2831854820251465;X=T*y*T;Y=+g[d>>2];Z=Y*(T*y*2.0*+g[b+72>>2]+Y*X);if(Z>0.0){_=1.0/Z}else{_=Z}g[p>>2]=_;g[q>>2]=(E*U+w*V)*Y*X*_;X=W+_;g[r>>2]=X;if(X<=0.0){break}g[r>>2]=1.0/X}else{g[b+116>>2]=0.0}}while(0);do{if((a[b+128|0]&1)==0){g[b+208>>2]=0.0;g[b+112>>2]=0.0}else{_=v+u;r=b+208|0;g[r>>2]=_;if(_<=0.0){break}g[r>>2]=1.0/_}}while(0);if((a[d+20|0]&1)==0){g[b+108>>2]=0.0;g[b+116>>2]=0.0;g[b+112>>2]=0.0;$=B;aa=H;ab=F;ac=G;ad=z;ae=A;af=c[e>>2]|0;ag=af+(f*12&-1)|0;ah=ag;ai=(g[k>>2]=ad,c[k>>2]|0);aj=(g[k>>2]=ae,c[k>>2]|0);ak=aj;al=0;am=0;an=ak;ao=ai;ap=0;aq=am|ao;ar=an|ap;as=ah|0;c[as>>2]=aq;at=ah+4|0;c[at>>2]=ar;au=c[h>>2]|0;av=c[e>>2]|0;aw=av+(au*12&-1)+8|0;g[aw>>2]=$;ax=c[l>>2]|0;ay=c[e>>2]|0;az=ay+(ax*12&-1)|0;aA=az;aB=(g[k>>2]=ab,c[k>>2]|0);aC=(g[k>>2]=ac,c[k>>2]|0);aD=aC;aE=0;aF=0;aG=aD;aH=aB;aI=0;aJ=aF|aH;aK=aG|aI;aL=aA|0;c[aL>>2]=aJ;aM=aA+4|0;c[aM>>2]=aK;aN=c[l>>2]|0;aO=c[e>>2]|0;aP=aO+(aN*12&-1)+8|0;g[aP>>2]=aa;return}else{r=d+8|0;d=b+108|0;_=+g[r>>2]*+g[d>>2];g[d>>2]=_;d=b+116|0;w=+g[r>>2]*+g[d>>2];g[d>>2]=w;d=b+112|0;E=+g[r>>2]*+g[d>>2];g[d>>2]=E;Q=_*C+w*+g[b+172>>2];C=_*K+w*+g[b+176>>2];$=B-(E+(_*N+w*+g[b+188>>2]))*u;aa=H+(E+(_*x+w*+g[b+192>>2]))*v;ab=F+Q*t;ac=G+C*t;ad=z-Q*s;ae=A-C*s;af=c[e>>2]|0;ag=af+(f*12&-1)|0;ah=ag;ai=(g[k>>2]=ad,c[k>>2]|0);aj=(g[k>>2]=ae,c[k>>2]|0);ak=aj;al=0;am=0;an=ak;ao=ai;ap=0;aq=am|ao;ar=an|ap;as=ah|0;c[as>>2]=aq;at=ah+4|0;c[at>>2]=ar;au=c[h>>2]|0;av=c[e>>2]|0;aw=av+(au*12&-1)+8|0;g[aw>>2]=$;ax=c[l>>2]|0;ay=c[e>>2]|0;az=ay+(ax*12&-1)|0;aA=az;aB=(g[k>>2]=ab,c[k>>2]|0);aC=(g[k>>2]=ac,c[k>>2]|0);aD=aC;aE=0;aF=0;aG=aD;aH=aB;aI=0;aJ=aF|aH;aK=aG|aI;aL=aA|0;c[aL>>2]=aJ;aM=aA+4|0;c[aM>>2]=aK;aN=c[l>>2]|0;aO=c[e>>2]|0;aP=aO+(aN*12&-1)+8|0;g[aP>>2]=aa;return}}function gn(b,d){b=b|0;d=d|0;var e=0,f=0,h=0,i=0;e=b|0;c[e>>2]=19312;f=d+8|0;h=d+12|0;if((c[f>>2]|0)==(c[h>>2]|0)){ba(7272,173,15744,9072)}else{c[b+4>>2]=c[d>>2];c[b+8>>2]=0;c[b+12>>2]=0;c[b+48>>2]=c[f>>2];c[b+52>>2]=c[h>>2];c[b+56>>2]=0;a[b+61|0]=a[d+16|0]&1;a[b+60|0]=0;c[b+64>>2]=c[d+4>>2];vq(b+16|0,0,32);c[e>>2]=20184;e=d+20|0;h=b+76|0;f=c[e+4>>2]|0;c[h>>2]=c[e>>2];c[h+4>>2]=f;f=d+28|0;h=b+84|0;e=c[f+4>>2]|0;c[h>>2]=c[f>>2];c[h+4>>2]=e;e=d+36|0;h=b+92|0;f=c[e>>2]|0;i=c[e+4>>2]|0;c[h>>2]=f;c[h+4>>2]=i;h=b+100|0;g[h>>2]=(c[k>>2]=i,+g[k>>2])*-1.0;c[h+4>>2]=f;g[b+204>>2]=0.0;g[b+108>>2]=0.0;g[b+208>>2]=0.0;g[b+112>>2]=0.0;g[b+212>>2]=0.0;g[b+116>>2]=0.0;g[b+120>>2]=+g[d+48>>2];g[b+124>>2]=+g[d+52>>2];a[b+128|0]=a[d+44|0]&1;g[b+68>>2]=+g[d+56>>2];g[b+72>>2]=+g[d+60>>2];g[b+216>>2]=0.0;g[b+220>>2]=0.0;vq(b+172|0,0,16);return}}function go(a){a=a|0;return}function gp(a,b){a=a|0;b=b|0;var d=0.0,e=0.0,f=0.0,h=0.0,i=0,j=0,k=0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0,r=0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0;d=+g[a+156>>2];e=+g[a+160>>2];f=+g[a+164>>2];h=+g[a+168>>2];i=a+132|0;j=c[i>>2]|0;k=b+28|0;l=c[k>>2]|0;m=l+(j*12&-1)|0;n=+g[m>>2];o=+g[m+4>>2];p=+g[l+(j*12&-1)+8>>2];m=a+136|0;q=c[m>>2]|0;r=l+(q*12&-1)|0;s=+g[r>>2];t=+g[r+4>>2];u=+g[l+(q*12&-1)+8>>2];v=+g[a+172>>2];w=+g[a+176>>2];x=+g[a+192>>2];y=+g[a+188>>2];q=a+116|0;z=+g[q>>2];A=(+g[a+216>>2]+(u*x+(v*(s-n)+w*(t-o))-p*y)+ +g[a+220>>2]*z)*(-0.0- +g[a+212>>2]);g[q>>2]=z+A;z=v*A;v=w*A;w=n-d*z;n=o-d*v;o=p-f*A*y;y=s+e*z;z=t+e*v;v=u+h*A*x;q=a+112|0;x=+g[q>>2];A=+g[b>>2]*+g[a+120>>2];u=x+(v-o- +g[a+124>>2])*(-0.0- +g[a+208>>2]);t=-0.0-A;s=u<A?u:A;A=s<t?t:s;g[q>>2]=A;s=A-x;x=o-f*s;o=v+h*s;s=+g[a+180>>2];v=+g[a+184>>2];A=+g[a+200>>2];t=+g[a+196>>2];u=((y-w)*s+(z-n)*v+A*o-t*x)*(-0.0- +g[a+204>>2]);q=a+108|0;g[q>>2]=+g[q>>2]+u;p=s*u;s=v*u;q=(c[k>>2]|0)+(j*12&-1)|0;v=+(n-d*s);g[q>>2]=w-d*p;g[q+4>>2]=v;g[(c[k>>2]|0)+((c[i>>2]|0)*12&-1)+8>>2]=x-f*t*u;i=(c[k>>2]|0)+((c[m>>2]|0)*12&-1)|0;t=+(z+e*s);g[i>>2]=y+e*p;g[i+4>>2]=t;g[(c[k>>2]|0)+((c[m>>2]|0)*12&-1)+8>>2]=o+h*A*u;return}function gq(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+48>>2]|0;e=+g[d+24>>2];f=+g[b+76>>2];h=+g[d+20>>2];i=+g[b+80>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function gr(a,b){a=a|0;b=b|0;var d=0,e=0.0,f=0.0,h=0.0,i=0.0,j=0.0;d=c[b+52>>2]|0;e=+g[d+24>>2];f=+g[b+84>>2];h=+g[d+20>>2];i=+g[b+88>>2];j=f*h+e*i+ +g[d+16>>2];g[a>>2]=+g[d+12>>2]+(e*f-h*i);g[a+4>>2]=j;return}function gs(a,b,c){a=a|0;b=b|0;c=+c;var d=0.0,e=0.0,f=0.0;d=+g[b+108>>2];e=+g[b+116>>2];f=(d*+g[b+184>>2]+e*+g[b+176>>2])*c;g[a>>2]=(d*+g[b+180>>2]+e*+g[b+172>>2])*c;g[a+4>>2]=f;return}function gt(a,b){a=a|0;b=+b;return+(+g[a+112>>2]*b)}function gu(a){a=a|0;return c[a+68>>2]|0}function gv(a){a=a|0;return c[a+64>>2]|0}function gw(a,b){a=a|0;b=b|0;c[a+68>>2]=b;return}function gx(a,b){a=a|0;b=b|0;c[a+76>>2]=b;return}function gy(a,b){a=a|0;b=b|0;c[a+64>>2]=b;return}function gz(a,b){a=a|0;b=b|0;c[a+60>>2]=b;return}function gA(a){a=a|0;return c[a+72>>2]|0}function gB(a,b){a=a|0;b=b|0;c[a+72>>2]=b;return}function gC(a){a=a|0;return a|0}function gD(a){a=a|0;return c[a+60>>2]|0}function gE(a){a=a|0;return c[a+76>>2]|0}function gF(a){a=a|0;return c[a+48>>2]|0}function gG(a){a=a|0;return c[a+52>>2]|0}function gH(a,b){a=a|0;b=+b;g[a+68>>2]=b;return}function gI(a){a=a|0;return c[a+64>>2]|0}function gJ(a,b){a=a|0;b=b|0;c[a+64>>2]=b;return}function gK(a){a=a|0;return c[a+12>>2]|0}function gL(a){a=a|0;return a+80|0}function gM(a){a=a|0;return a+88|0}function gN(a){a=a|0;return+(+g[a+68>>2])}function gO(a){a=a|0;return+(+g[a+104>>2])}function gP(a){a=a|0;return+(+g[a+72>>2])}function gQ(b){b=b|0;return(a[b+61|0]&1)!=0|0}function gR(a){a=a|0;return c[a+4>>2]|0}function gS(a,b){a=a|0;b=+b;g[a+72>>2]=b;return}function gT(a,b){a=a|0;b=+b;g[a+104>>2]=b;return}function gU(a){a=a|0;var d=0;if((b[(c[a+48>>2]|0)+4>>1]&32)==0){d=0;return d|0}d=(b[(c[a+52>>2]|0)+4>>1]&32)!=0;return d|0}function gV(a){a=a|0;return+(+g[a+20>>2])}function gW(a,b){a=a|0;b=+b;g[a+16>>2]=b;return}function gX(a){a=a|0;return c[a+12>>2]|0}function gY(a,b){a=a|0;b=+b;g[a+20>>2]=b;return}function gZ(a){a=a|0;return c[a+8>>2]|0}function g_(a){a=a|0;return c[a+4>>2]|0}function g$(a){a=a|0;return+(+g[a+16>>2])}function g0(a){a=a|0;return c[a+40>>2]|0}function g1(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,h=0,i=0.0,j=0.0,k=0.0,l=0,m=0,n=0.0,o=0.0,p=0.0,q=0.0,r=0.0,s=0.0,t=0.0,u=0.0,v=0.0,w=0.0,x=0.0,y=0.0,z=0.0,A=0.0,B=0.0,C=0.0,D=0.0,E=0.0,F=0.0,G=0.0,H=0.0,I=0;d=a+132|0;e=c[d>>2]|0;f=b+24|0;b=c[f>>2]|0;h=b+(e*12&-1)|0;i=+g[h>>2];j=+g[h+4>>2];k=+g[b+(e*12&-1)+8>>2];e=a+136|0;l=c[e>>2]|0;m=b+(l*12&-1)|0;n=+g[m>>2];o=+g[m+4>>2];p=+g[b+(l*12&-1)+8>>2];q=+S(+k);r=+R(+k);s=+S(+p);t=+R(+p);u=+g[a+76>>2]- +g[a+140>>2];v=+g[a+80>>2]- +g[a+144>>2];w=r*u-q*v;x=q*u+r*v;v=+g[a+84>>2]- +g[a+148>>2];u=+g[a+88>>2]- +g[a+152>>2];y=t*v-s*u;z=s*v+t*u;u=n-i+y-w;t=o-j+z-x;v=+g[a+100>>2];s=+g[a+104>>2];A=r*v-q*s;B=q*v+r*s;s=A*u+B*t;r=+g[a+156>>2];v=+g[a+160>>2];q=+g[a+164>>2];C=+g[a+196>>2];D=+g[a+168>>2];E=+g[a+200>>2];F=r+v+C*q*C+E*D*E;if(F!=0.0){G=(-0.0-s)/F}else{G=0.0}F=A*G;E=B*G;C=+(j-E*r);g[h>>2]=i-F*r;g[h+4>>2]=C;g[(c[f>>2]|0)+((c[d>>2]|0)*12&-1)+8>>2]=k-(B*(w+u)-A*(x+t))*G*q;d=(c[f>>2]|0)+((c[e>>2]|0)*12&-1)|0;q=+(o+E*v);g[d>>2]=n+F*v;g[d+4>>2]=q;g[(c[f>>2]|0)+((c[e>>2]|0)*12&-1)+8>>2]=p+(y*B-z*A)*G*D;if(s>0.0){H=s;I=H<=.004999999888241291;return I|0}H=-0.0-s;I=H<=.004999999888241291;return I|0}function g2(b){b=b|0;var d=0,e=0,f=0,j=0.0;d=i;e=c[(c[b+48>>2]|0)+8>>2]|0;f=c[(c[b+52>>2]|0)+8>>2]|0;db(6288,(u=i,i=i+1|0,i=i+7>>3<<3,c[u>>2]=0,u)|0);db(11336,(u=i,i=i+8|0,c[u>>2]=e,u)|0);db(8808,(u=i,i=i+8|0,c[u>>2]=f,u)|0);db(6768,(u=i,i=i+8|0,c[u>>2]=a[b+61|0]&1,u)|0);j=+g[b+80>>2];db(5992,(u=i,i=i+16|0,h[u>>3]=+g[b+76>>2],h[u+8>>3]=j,u)|0);j=+g[b+88>>2];db(5536,(u=i,i=i+16|0,h[u>>3]=+g[b+84>>2],h[u+8>>3]=j,u)|0);j=+g[b+96>>2];db(5032,(u=i,i=i+16|0,h[u>>3]=+g[b+92>>2],h[u+8>>3]=j,u)|0);db(4760,(u=i,i=i+8|0,c[u>>2]=a[b+128|0]&1,u)|0);db(4488,(u=i,i=i+8|0,h[u>>3]=+g[b+124>>2],u)|0);db(4232,(u=i,i=i+8|0,h[u>>3]=+g[b+120>>2],u)|0);db(12768,(u=i,i=i+8|0,h[u>>3]=+g[b+68>>2],u)|0);db(12472,(u=i,i=i+8|0,h[u>>3]=+g[b+72>>2],u)|0);db(11904,(u=i,i=i+8|0,c[u>>2]=c[b+56>>2],u)|0);i=d;return}function g3(a){a=a|0;vl(a);return}function g4(){var a=0;a=vo(80)|0;b3(a);c[a+60>>2]=0;c[a+64>>2]=0;c[a+68>>2]=4192;c[a+72>>2]=4184;c[a+76>>2]=0;return a|0}function g5(a,b,c){a=a|0;b=b|0;c=c|0;dv(a,b,c);return}function g6(a){a=a|0;dx(a);return}function g7(a){a=a|0;dy(a|0,a);return}function g8(a){a=a|0;if((a|0)==0){return}vi(c[a+32>>2]|0);vi(c[a+44>>2]|0);vi(c[a+4>>2]|0);vl(a);return}function g9(a,b){a=a|0;b=b|0;dp(a,b);return}function ha(a,b){a=a|0;b=b|0;var c=0;c=a;a=b;vp(c|0,a|0,60)|0;return}function hb(b){b=b|0;var d=0,e=0,f=0;d=i;i=i+8|0;e=d|0;if(!(a[22936]|0)){a[22936]=1}bp[c[(c[b>>2]|0)+4>>2]&511](e,b);b=c[e+4>>2]|0;f=408;c[f>>2]=c[e>>2];c[f+4>>2]=b;i=d;return 408}function hc(b){b=b|0;var d=0,e=0,f=0;d=i;i=i+8|0;e=d|0;if(!(a[22944]|0)){a[22944]=1}bp[c[c[b>>2]>>2]&511](e,b);b=c[e+4>>2]|0;f=400;c[f>>2]=c[e>>2];c[f+4>>2]=b;i=d;return 400}function hd(b,d){b=b|0;d=+d;var e=0,f=0,g=0;e=i;i=i+8|0;f=e|0;if(!(a[22816]|0)){a[22816]=1}bN[c[(c[b>>2]|0)+8>>2]&127](f,b,d);b=c[f+4>>2]|0;g=312;c[g>>2]=c[f>>2];c[g+4>>2]=b;i=e;return 312}function he(a){a=a|0;if((a|0)==0){return}bo[c[(c[a>>2]|0)+24>>2]&511](a);return}function hf(a){a=a|0;bo[c[(c[a>>2]|0)+16>>2]&511](a);return}function hg(a,b){a=a|0;b=+b;return+(+bw[c[(c[a>>2]|0)+12>>2]&127](a,b))}function hh(a,c){a=a|0;c=c|0;var d=0,e=0;d=a+32|0;e=c;b[d>>1]=b[e>>1]|0;b[d+2>>1]=b[e+2>>1]|0;b[d+4>>1]=b[e+4>>1]|0;dI(a);return}function hi(){var a=0;a=vo(44)|0;b[a+32>>1]=1;b[a+34>>1]=-1;b[a+36>>1]=0;c[a+40>>2]=0;c[a+24>>2]=0;c[a+28>>2]=0;vq(a|0,0,16);return a|0}function hj(b){b=b|0;var d=0,e=0,f=0,h=0;d=vo(176)|0;e=d;c[e>>2]=19312;f=c[b+8>>2]|0;h=c[b+12>>2]|0;if((f|0)!=(h|0)){c[d+4>>2]=c[b>>2];c[d+8>>2]=0;c[d+12>>2]=0;c[d+48>>2]=f;c[d+52>>2]=h;c[d+56>>2]=0;a[d+61|0]=a[b+16|0]&1;a[d+60|0]=0;c[d+64>>2]=c[b+4>>2];vq(d+16|0,0,32);c[e>>2]=19912;e=b+20|0;h=d+80|0;f=c[e+4>>2]|0;c[h>>2]=c[e>>2];c[h+4>>2]=f;f=b+28|0;h=d+88|0;e=c[f+4>>2]|0;c[h>>2]=c[f>>2];c[h+4>>2]=e;g[d+104>>2]=+g[b+36>>2];g[d+68>>2]=+g[b+40>>2];g[d+72>>2]=+g[b+44>>2];g[d+100>>2]=0.0;g[d+96>>2]=0.0;g[d+76>>2]=0.0;return d|0}ba(7272,173,15744,9072);return 0}function hk(a,b){a=a|0;b=+b;g[a>>2]=b;return}function hl(d,e){d=d|0;e=e|0;var f=0,h=0,i=0;f=d+38|0;if((e&1|0)==(a[f]&1|0)){return}h=c[d+8>>2]|0;d=h+4|0;i=b[d>>1]|0;if((i&2)==0){b[d>>1]=i|2;g[h+144>>2]=0.0}a[f]=e&1;return}function hm(a,b){a=a|0;b=b|0;return(c[a+24>>2]|0)+(b*28&-1)|0}function hn(a,b){a=a|0;b=b|0;c[a+40>>2]=b;return}function ho(a){a=a|0;return a+32|0}function hp(b){b=b|0;return(a[b+38|0]&1)!=0|0}function hq(a){a=a|0;return c[(c[a+12>>2]|0)+4>>2]|0}function hr(a){a=a|0;return+(+g[a>>2])}function hs(a){a=a|0;return c[a+48>>2]|0}function ht(a){a=a|0;return c[a+52>>2]|0}function hu(a,b){a=a|0;b=+b;g[a+84>>2]=b;return}function hv(a){a=a|0;return c[a+64>>2]|0}function hw(a,b){a=a|0;b=+b;g[a+104>>2]=b;return}function hx(a,b){a=a|0;b=b|0;c[a+64>>2]=b;return}function hy(a){a=a|0;return c[a+12>>2]|0}function hz(a){a=a|0;return+(+g[a+104>>2])}function hA(a){a=a|0;return a+76|0}function hB(a){a=a|0;return+(+g[a+84>>2])}function hC(a){a=a|0;return+(+g[a+88>>2])}function hD(b){b=b|0;return(a[b+61|0]&1)!=0|0}function hE(a,d){a=a|0;d=d|0;var e=0,f=0,h=0;e=c[a+52>>2]|0;f=e+4|0;h=b[f>>1]|0;if((h&2)==0){b[f>>1]=h|2;g[e+144>>2]=0.0}e=d;d=a+76|0;a=c[e+4>>2]|0;c[d>>2]=c[e>>2];c[d+4>>2]=a;return}function hF(a){a=a|0;return c[a+4>>2]|0}function hG(a,b){a=a|0;b=+b;g[a+88>>2]=b;return}function hH(a){a=a|0;var d=0;if((b[(c[a+48>>2]|0)+4>>1]&32)==0){d=0;return d|0}d=(b[(c[a+52>>2]|0)+4>>1]&32)!=0;return d|0}function hI(a){a=a|0;return c[a+48>>2]|0}function hJ(a){a=a|0;return c[a+4>>2]|0}function hK(b){b=b|0;var d=0,e=0;if(!(a[22832]|0)){a[22832]=1}d=b+76|0;b=c[d+4>>2]|0;e=24;c[e>>2]=c[d>>2];c[e+4>>2]=b;return 24}function hL(b){b=b|0;var d=0,e=0;if(!(a[22840]|0)){a[22840]=1}d=b+68|0;b=c[d+4>>2]|0;e=16;c[e>>2]=c[d>>2];c[e+4>>2]=b;return 16}function hM(a){a=a|0;return c[a+64>>2]|0}function hN(a){a=a|0;return c[a+52>>2]|0}function hO(b){b=b|0;return(a[b+61|0]&1)!=0|0}function hP(a,b){a=a|0;b=b|0;c[a+64>>2]=b;return}function hQ(a){a=a|0;return c[a+12>>2]|0}function hR(a){a=a|0;var d=0;if((b[(c[a+48>>2]|0)+4>>1]&32)==0){d=0;return d|0}d=(b[(c[a+52>>2]|0)+4>>1]&32)!=0;return d|0}function hS(a){a=a|0;return+(+g[a+112>>2])}function hT(a){a=a|0;var b=0,d=0.0,e=0,f=0.0,h=0.0,i=0.0,j=0,k=0.0;b=c[a>>2]|0;if((b|0)==-1){d=0.0;return+d}e=c[a+4>>2]|0;f=(+g[e+(b*36&-1)+8>>2]- +g[e+(b*36&-1)>>2]+(+g[e+(b*36&-1)+12>>2]- +g[e+(b*36&-1)+4>>2]))*2.0;b=c[a+12>>2]|0;if((b|0)>0){h=0.0;a=0;while(1){if((c[e+(a*36&-1)+32>>2]|0)<0){i=h}else{i=h+(+g[e+(a*36&-1)+8>>2]- +g[e+(a*36&-1)>>2]+(+g[e+(a*36&-1)+12>>2]- +g[e+(a*36&-1)+4>>2]))*2.0}j=a+1|0;if((j|0)<(b|0)){h=i;a=j}else{k=i;break}}}else{k=0.0}d=k/f;return+d}function hU(a){a=a|0;var b=0,d=0;b=c[a>>2]|0;if((b|0)==-1){d=0;return d|0}d=c[(c[a+4>>2]|0)+(b*36&-1)+32>>2]|0;return d|0}function hV(a){a=a|0;return c[a+28>>2]|0}function hW(a,b){a=a|0;b=b|0;var d=0;d=c[a+12>>2]|0;bN[c[(c[d>>2]|0)+28>>2]&127](d,b,+g[a>>2]);return}function hX(a,b){a=a|0;b=b|0;var d=0;d=c[a+12>>2]|0;return bv[c[(c[d>>2]|0)+16>>2]&127](d,(c[a+8>>2]|0)+12|0,b)|0}function hY(a){a=a|0;if((a|0)==0){return}vl(a);return}function hZ(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0;f=c[a+12>>2]|0;return bI[c[(c[f>>2]|0)+20>>2]&127](f,b,d,(c[a+8>>2]|0)+12|0,e)|0}function h_(a){a=a|0;dI(a);return}function h$(a,b){a=a|0;b=b|0;dJ(a,b);return}function h0(b){b=b|0;var d=0,e=0,f=0;d=i;i=i+8|0;e=d|0;if(!(a[23e3]|0)){a[23e3]=1}bp[c[(c[b>>2]|0)+4>>2]&511](e,b);b=c[e+4>>2]|0;f=224;c[f>>2]=c[e>>2];c[f+4>>2]=b;i=d;return 224}function h1(b){b=b|0;var d=0,e=0,f=0;d=i;i=i+8|0;e=d|0;if(!(a[23008]|0)){a[23008]=1}bp[c[c[b>>2]>>2]&511](e,b);b=c[e+4>>2]|0;f=136;c[f>>2]=c[e>>2];c[f+4>>2]=b;i=d;return 136}function h2(a){a=a|0;var b=0;b=vo(168)|0;fv(b,a);return b|0}function h3(b,d){b=b|0;d=+d;var e=0,f=0,g=0;e=i;i=i+8|0;f=e|0;if(!(a[22856]|0)){a[22856]=1}bN[c[(c[b>>2]|0)+8>>2]&127](f,b,d);b=c[f+4>>2]|0;g=40;c[g>>2]=c[f>>2];c[g+4>>2]=b;i=e;return 40}function h4(a){a=a|0;if((a|0)==0){return}bo[c[(c[a>>2]|0)+24>>2]&511](a);return}function h5(a){a=a|0;bo[c[(c[a>>2]|0)+16>>2]&511](a);return}function h6(a,b){a=a|0;b=+b;return+(+bw[c[(c[a>>2]|0)+12>>2]&127](a,b))}function h7(a){a=a|0;if((a|0)==0){return}bo[c[(c[a>>2]|0)+24>>2]&511](a);return}function h8(b){b=b|0;var d=0,e=0,f=0;d=i;i=i+8|0;e=d|0;if(!(a[22960]|0)){a[22960]=1}bp[c[c[b>>2]>>2]&511](e,b);b=c[e+4>>2]|0;f=32;c[f>>2]=c[e>>2];c[f+4>>2]=b;i=d;return 32}function h9(a,b){a=a|0;b=+b;return+(+bw[c[(c[a>>2]|0)+12>>2]&127](a,b))}function ia(a){a=a|0;bo[c[(c[a>>2]|0)+16>>2]&511](a);return}function ib(a){a=a|0;var b=0,d=0.0,e=0.0,f=0.0,h=0.0,i=0,j=0.0,k=0.0;b=c[a+52>>2]|0;d=+g[b+24>>2];e=+g[a+100>>2];f=+g[b+20>>2];h=+g[a+104>>2];i=a+76|0;j=+g[b+12>>2]+(d*e-f*h)- +g[i>>2];k=e*f+d*h+ +g[b+16>>2]- +g[i+4>>2];return+(+P(+(j*j+k*k)))}function ic(a){a=a|0;var b=0,d=0.0,e=0.0,f=0.0,h=0.0,i=0,j=0.0,k=0.0;b=c[a+48>>2]|0;d=+g[b+24>>2];e=+g[a+92>>2];f=+g[b+20>>2];h=+g[a+96>>2];i=a+68|0;j=+g[b+12>>2]+(d*e-f*h)- +g[i>>2];k=e*f+d*h+ +g[b+16>>2]- +g[i+4>>2];return+(+P(+(j*j+k*k)))}function id(b){b=b|0;var d=0,e=0,f=0;d=i;i=i+8|0;e=d|0;if(!(a[22952]|0)){a[22952]=1}bp[c[(c[b>>2]|0)+4>>2]&511](e,b);b=c[e+4>>2]|0;f=8;c[f>>2]=c[e>>2];c[f+4>>2]=b;i=d;return 8}function ie(b,d){b=b|0;d=+d;var e=0,f=0,g=0;e=i;i=i+8|0;f=e|0;if(!(a[22824]|0)){a[22824]=1}bN[c[(c[b>>2]|0)+8>>2]&127](f,b,d);b=c[f+4>>2]|0;g=392;c[g>>2]=c[f>>2];c[g+4>>2]=b;i=e;return 392}function ig(a){a=a|0;var b=0;b=vo(196)|0;fJ(b,a);return b|0}function ih(a){a=a|0;if((a|0)==0){return}vi(c[a+32>>2]|0);vi(c[a+44>>2]|0);vi(c[a+4>>2]|0);vl(a);return}function ii(){var a=0;a=vo(60)|0;b3(a);return a|0}function ij(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,g=0,h=0,i=0;d=a+40|0;e=c[d>>2]|0;f=a+36|0;g=a+32|0;if((e|0)==(c[f>>2]|0)){a=c[g>>2]|0;c[f>>2]=e<<1;f=vh(e<<3)|0;c[g>>2]=f;h=a;a=c[d>>2]<<2;vp(f|0,h|0,a)|0;vi(h);i=c[d>>2]|0}else{i=e}c[(c[g>>2]|0)+(i<<2)>>2]=b;c[d>>2]=(c[d>>2]|0)+1;return}function ik(a,b,c){a=a|0;b=b|0;c=c|0;return b4(a,b,c)|0}function il(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0,g=0,h=0,i=0;if(!(cn(a|0,b,d,e)|0)){return}e=a+40|0;d=c[e>>2]|0;f=a+36|0;g=a+32|0;if((d|0)==(c[f>>2]|0)){a=c[g>>2]|0;c[f>>2]=d<<1;f=vh(d<<3)|0;c[g>>2]=f;h=a;a=c[e>>2]<<2;vp(f|0,h|0,a)|0;vi(h);i=c[e>>2]|0}else{i=d}c[(c[g>>2]|0)+(i<<2)>>2]=b;c[e>>2]=(c[e>>2]|0)+1;return}function im(a,b){a=a|0;b=b|0;do{if((b|0)>-1){if((c[a+12>>2]|0)<=(b|0)){break}return(c[a+4>>2]|0)+(b*36&-1)|0}}while(0);ba(10360,159,14456,9904);return 0}function io(a,b){a=a|0;b=b|0;do{if((b|0)>-1){if((c[a+12>>2]|0)<=(b|0)){break}return c[(c[a+4>>2]|0)+(b*36&-1)+16>>2]|0}}while(0);ba(10360,153,14408,9904);return 0}function ip(a){a=a|0;var b=0,d=0,e=0,f=0,g=0,h=0,i=0,j=0;b=c[a+12>>2]|0;if((b|0)<=0){d=0;return d|0}e=c[a+4>>2]|0;a=0;f=0;while(1){if((c[e+(a*36&-1)+32>>2]|0)<2){g=f}else{h=c[e+(a*36&-1)+24>>2]|0;if((h|0)==-1){i=429;break}j=(c[e+((c[e+(a*36&-1)+28>>2]|0)*36&-1)+32>>2]|0)-(c[e+(h*36&-1)+32>>2]|0)|0;h=(j|0)>0?j:-j|0;g=(f|0)>(h|0)?f:h}h=a+1|0;if((h|0)<(b|0)){a=h;f=g}else{d=g;i=433;break}}if((i|0)==429){ba(11392,686,14312,7360);return 0}else if((i|0)==433){return d|0}return 0}function iq(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0;if((b|0)<=-1){ba(10360,159,14456,9904);return 0}e=c[a+12>>2]|0;if((e|0)<=(b|0)){ba(10360,159,14456,9904);return 0}f=c[a+4>>2]|0;if((d|0)>-1&(e|0)>(d|0)){return(+g[f+(d*36&-1)>>2]- +g[f+(b*36&-1)+8>>2]>0.0|+g[f+(d*36&-1)+4>>2]- +g[f+(b*36&-1)+12>>2]>0.0|+g[f+(b*36&-1)>>2]- +g[f+(d*36&-1)+8>>2]>0.0|+g[f+(b*36&-1)+4>>2]- +g[f+(d*36&-1)+12>>2]>0.0)^1|0}else{ba(10360,159,14456,9904);return 0}return 0}function ir(b,c){b=b|0;c=c|0;a[b+102994|0]=c&1;return}function is(a){a=a|0;var 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d=0,e=0;d=a+4|0;e=b[d>>1]|0;if(c){b[d>>1]=e|4;return}c=e&-5;b[d>>1]=c;if((e&2)!=0){return}b[d>>1]=c|2;g[a+144>>2]=0.0;return}function nK(a){a=a|0;return+(+g[a+116>>2])}function nL(a,d){a=a|0;d=+d;var e=0,f=0;if((c[a>>2]|0)==0){return}do{if(d*d>0.0){e=a+4|0;f=b[e>>1]|0;if((f&2)!=0){break}b[e>>1]=f|2;g[a+144>>2]=0.0}}while(0);g[a+72>>2]=d;return}function nM(a,b){a=a|0;b=b|0;var d=0,e=0,f=0.0,h=0.0;d=a+116|0;g[b>>2]=+g[d>>2];e=a+28|0;f=+g[e>>2];h=+g[a+32>>2];g[b+12>>2]=+g[a+124>>2]+ +g[d>>2]*(f*f+h*h);d=e;e=b+4|0;b=c[d+4>>2]|0;c[e>>2]=c[d>>2];c[e+4>>2]=b;return}function nN(b,c){b=b|0;c=c|0;var d=0.0,e=0.0,f=0;if(!(a[22776]|0)){a[22776]=1}d=+g[b+72>>2];e=+(d*(+g[c>>2]- +g[b+44>>2])+ +g[b+68>>2]);f=176;g[f>>2]=+g[b+64>>2]+(+g[c+4>>2]- +g[b+48>>2])*(-0.0-d);g[f+4>>2]=e;return 176}function nO(b,d){b=b|0;d=+d;var e=0,f=0,g=0;e=i;i=i+8|0;f=e|0;if(!(a[22872]|0)){a[22872]=1}bN[c[(c[b>>2]|0)+8>>2]&127](f,b,d);b=c[f+4>>2]|0;g=200;c[g>>2]=c[f>>2];c[g+4>>2]=b;i=e;return 200}function nP(a){a=a|0;if((a|0)==0){return}bo[c[(c[a>>2]|0)+4>>2]&511](a);return}function nQ(a,b,c){a=a|0;b=b|0;c=c|0;dc(a,b,c);return}function nR(a,b,d){a=a|0;b=b|0;d=+d;bN[c[(c[a>>2]|0)+28>>2]&127](a,b,d);return}function nS(a,b){a=a|0;b=b|0;return bF[c[(c[a>>2]|0)+8>>2]&255](a,b)|0}function nT(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;return bI[c[(c[a>>2]|0)+20>>2]&127](a,b,d,e,f)|0}function nU(a,b,c,d,e){a=a|0;b=+b;c=+c;d=d|0;e=+e;cW(a,b,c,d,e);return}function nV(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;bO[c[(c[a>>2]|0)+24>>2]&127](a,b,d,e);return}function nW(a){a=a|0;return bq[c[(c[a>>2]|0)+12>>2]&1023](a)|0}function nX(a,b,d){a=a|0;b=b|0;d=d|0;return bv[c[(c[a>>2]|0)+16>>2]&127](a,b,d)|0}function nY(){var a=0;a=vo(152)|0;c[a>>2]=20032;c[a+4>>2]=2;g[a+8>>2]=.009999999776482582;c[a+148>>2]=0;g[a+12>>2]=0.0;g[a+16>>2]=0.0;return a|0}function nZ(a){a=a|0;if((a|0)==0){return}bo[c[(c[a>>2]|0)+4>>2]&511](a);return}function n_(a,b,d){a=a|0;b=b|0;d=+d;bN[c[(c[a>>2]|0)+28>>2]&127](a,b,d);return}function n$(a,b){a=a|0;b=b|0;return bF[c[(c[a>>2]|0)+8>>2]&255](a,b)|0}function n0(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;return bI[c[(c[a>>2]|0)+20>>2]&127](a,b,d,e,f)|0}function n1(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;bO[c[(c[a>>2]|0)+24>>2]&127](a,b,d,e);return}function n2(a){a=a|0;return bq[c[(c[a>>2]|0)+12>>2]&1023](a)|0}function n3(a,b,d){a=a|0;b=b|0;d=d|0;return bv[c[(c[a>>2]|0)+16>>2]&127](a,b,d)|0}function n4(){var a=0;a=vo(48)|0;c[a>>2]=20512;c[a+4>>2]=1;g[a+8>>2]=.009999999776482582;vq(a+28|0,0,18);return a|0}function n5(a,b){a=a|0;b=b|0;var d=0,e=0;d=c[a+48>>2]|0;e=c[a+52>>2]|0;cd(b,a+64|0,(c[d+8>>2]|0)+12|0,+g[(c[d+12>>2]|0)+8>>2],(c[e+8>>2]|0)+12|0,+g[(c[e+12>>2]|0)+8>>2]);return}function n6(a){a=a|0;g[a+136>>2]=+P(+(+g[(c[a+48>>2]|0)+16>>2]*+g[(c[a+52>>2]|0)+16>>2]));return}function n7(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;bO[c[c[a>>2]>>2]&127](a,b,d,e);return}function n8(a,b,d){a=a|0;b=b|0;d=+d;bN[c[(c[a>>2]|0)+28>>2]&127](a,b,d);return}function n9(a,b){a=a|0;b=b|0;return 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L2562}}while(0);if(ab>>>0<(c[3262]|0)>>>0){c[3262]=ab}S=ab+aa|0;Y=13480;while(1){aj=Y|0;if((c[aj>>2]|0)==(S|0)){T=2249;break}Z=c[Y+8>>2]|0;if((Z|0)==0){break}else{Y=Z}}do{if((T|0)==2249){if((c[Y+12>>2]&8|0)!=0){break}c[aj>>2]=ab;S=Y+4|0;c[S>>2]=(c[S>>2]|0)+aa;S=ab+8|0;if((S&7|0)==0){ak=0}else{ak=-S&7}S=ab+(aa+8)|0;if((S&7|0)==0){al=0}else{al=-S&7}S=ab+(al+aa)|0;Z=S;W=ak+o|0;ac=ab+W|0;_=ac;K=S-(ab+ak)-o|0;c[ab+(ak+4)>>2]=o|3;do{if((Z|0)==(c[3264]|0)){J=(c[3261]|0)+K|0;c[3261]=J;c[3264]=_;c[ab+(W+4)>>2]=J|1}else{if((Z|0)==(c[3263]|0)){J=(c[3260]|0)+K|0;c[3260]=J;c[3263]=_;c[ab+(W+4)>>2]=J|1;c[ab+(J+W)>>2]=J;break}J=aa+4|0;X=c[ab+(J+al)>>2]|0;if((X&3|0)==1){$=X&-8;V=X>>>3;L2607:do{if(X>>>0<256){U=c[ab+((al|8)+aa)>>2]|0;Q=c[ab+(aa+12+al)>>2]|0;R=13072+(V<<1<<2)|0;do{if((U|0)!=(R|0)){if(U>>>0<(c[3262]|0)>>>0){aO();return 0;return 0}if((c[U+12>>2]|0)==(Z|0)){break}aO();return 0;return 0}}while(0);if((Q|0)==(U|0)){c[3258]=c[3258]&(1<<V^-1);break}do{if((Q|0)==(R|0)){am=Q+8|0}else{if(Q>>>0<(c[3262]|0)>>>0){aO();return 0;return 0}m=Q+8|0;if((c[m>>2]|0)==(Z|0)){am=m;break}aO();return 0;return 0}}while(0);c[U+12>>2]=Q;c[am>>2]=U}else{R=S;m=c[ab+((al|24)+aa)>>2]|0;P=c[ab+(aa+12+al)>>2]|0;do{if((P|0)==(R|0)){O=al|16;g=ab+(J+O)|0;L=c[g>>2]|0;if((L|0)==0){e=ab+(O+aa)|0;O=c[e>>2]|0;if((O|0)==0){an=0;break}else{ao=O;ap=e}}else{ao=L;ap=g}while(1){g=ao+20|0;L=c[g>>2]|0;if((L|0)!=0){ao=L;ap=g;continue}g=ao+16|0;L=c[g>>2]|0;if((L|0)==0){break}else{ao=L;ap=g}}if(ap>>>0<(c[3262]|0)>>>0){aO();return 0;return 0}else{c[ap>>2]=0;an=ao;break}}else{g=c[ab+((al|8)+aa)>>2]|0;if(g>>>0<(c[3262]|0)>>>0){aO();return 0;return 0}L=g+12|0;if((c[L>>2]|0)!=(R|0)){aO();return 0;return 0}e=P+8|0;if((c[e>>2]|0)==(R|0)){c[L>>2]=P;c[e>>2]=g;an=P;break}else{aO();return 0;return 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0;return 0}}while(0);c[at>>2]=_;c[as+12>>2]=_;c[ab+(W+8)>>2]=as;c[ab+(W+12)>>2]=X;break}V=ac;m=ar>>>8;do{if((m|0)==0){au=0}else{if(ar>>>0>16777215){au=31;break}P=(m+1048320|0)>>>16&8;$=m<<P;J=($+520192|0)>>>16&4;U=$<<J;$=(U+245760|0)>>>16&2;Q=14-(J|P|$)+(U<<$>>>15)|0;au=ar>>>((Q+7|0)>>>0)&1|Q<<1}}while(0);m=13336+(au<<2)|0;c[ab+(W+28)>>2]=au;c[ab+(W+20)>>2]=0;c[ab+(W+16)>>2]=0;X=c[3259]|0;Q=1<<au;if((X&Q|0)==0){c[3259]=X|Q;c[m>>2]=V;c[ab+(W+24)>>2]=m;c[ab+(W+12)>>2]=V;c[ab+(W+8)>>2]=V;break}if((au|0)==31){av=0}else{av=25-(au>>>1)|0}Q=ar<<av;X=c[m>>2]|0;while(1){if((c[X+4>>2]&-8|0)==(ar|0)){break}aw=X+16+(Q>>>31<<2)|0;m=c[aw>>2]|0;if((m|0)==0){T=2322;break}else{Q=Q<<1;X=m}}if((T|0)==2322){if(aw>>>0<(c[3262]|0)>>>0){aO();return 0;return 0}else{c[aw>>2]=V;c[ab+(W+24)>>2]=X;c[ab+(W+12)>>2]=V;c[ab+(W+8)>>2]=V;break}}Q=X+8|0;m=c[Q>>2]|0;$=c[3262]|0;if(X>>>0<$>>>0){aO();return 0;return 0}if(m>>>0<$>>>0){aO();return 0;return 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0}else{c[_+12>>2]=K;c[Q>>2]=K;c[ad+8>>2]=_;c[ad+12>>2]=Z;c[ad+24>>2]=0;break}}}while(0);ad=c[3261]|0;if(ad>>>0<=o>>>0){break}_=ad-o|0;c[3261]=_;ad=c[3264]|0;Q=ad;c[3264]=Q+o;c[Q+(o+4)>>2]=_|1;c[ad+4>>2]=o|3;n=ad+8|0;return n|0}}while(0);c[(bg()|0)>>2]=12;n=0;return n|0}function vi(a){a=a|0;var b=0,d=0,e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0;if((a|0)==0){return}b=a-8|0;d=b;e=c[3262]|0;if(b>>>0<e>>>0){aO()}f=c[a-4>>2]|0;g=f&3;if((g|0)==1){aO()}h=f&-8;i=a+(h-8)|0;j=i;L2779:do{if((f&1|0)==0){k=c[b>>2]|0;if((g|0)==0){return}l=-8-k|0;m=a+l|0;n=m;o=k+h|0;if(m>>>0<e>>>0){aO()}if((n|0)==(c[3263]|0)){p=a+(h-4)|0;if((c[p>>2]&3|0)!=3){q=n;r=o;break}c[3260]=o;c[p>>2]=c[p>>2]&-2;c[a+(l+4)>>2]=o|1;c[i>>2]=o;return}p=k>>>3;if(k>>>0<256){k=c[a+(l+8)>>2]|0;s=c[a+(l+12)>>2]|0;t=13072+(p<<1<<2)|0;do{if((k|0)!=(t|0)){if(k>>>0<e>>>0){aO()}if((c[k+12>>2]|0)==(n|0)){break}aO()}}while(0);if((s|0)==(k|0)){c[3258]=c[3258]&(1<<p^-1);q=n;r=o;break}do{if((s|0)==(t|0)){u=s+8|0}else{if(s>>>0<e>>>0){aO()}v=s+8|0;if((c[v>>2]|0)==(n|0)){u=v;break}aO()}}while(0);c[k+12>>2]=s;c[u>>2]=k;q=n;r=o;break}t=m;p=c[a+(l+24)>>2]|0;v=c[a+(l+12)>>2]|0;do{if((v|0)==(t|0)){w=a+(l+20)|0;x=c[w>>2]|0;if((x|0)==0){y=a+(l+16)|0;z=c[y>>2]|0;if((z|0)==0){A=0;break}else{B=z;C=y}}else{B=x;C=w}while(1){w=B+20|0;x=c[w>>2]|0;if((x|0)!=0){B=x;C=w;continue}w=B+16|0;x=c[w>>2]|0;if((x|0)==0){break}else{B=x;C=w}}if(C>>>0<e>>>0){aO()}else{c[C>>2]=0;A=B;break}}else{w=c[a+(l+8)>>2]|0;if(w>>>0<e>>>0){aO()}x=w+12|0;if((c[x>>2]|0)!=(t|0)){aO()}y=v+8|0;if((c[y>>2]|0)==(t|0)){c[x>>2]=v;c[y>>2]=w;A=v;break}else{aO()}}}while(0);if((p|0)==0){q=n;r=o;break}v=a+(l+28)|0;m=13336+(c[v>>2]<<2)|0;do{if((t|0)==(c[m>>2]|0)){c[m>>2]=A;if((A|0)!=0){break}c[3259]=c[3259]&(1<<c[v>>2]^-1);q=n;r=o;break L2779}else{if(p>>>0<(c[3262]|0)>>>0){aO()}k=p+16|0;if((c[k>>2]|0)==(t|0)){c[k>>2]=A}else{c[p+20>>2]=A}if((A|0)==0){q=n;r=o;break L2779}}}while(0);if(A>>>0<(c[3262]|0)>>>0){aO()}c[A+24>>2]=p;t=c[a+(l+16)>>2]|0;do{if((t|0)!=0){if(t>>>0<(c[3262]|0)>>>0){aO()}else{c[A+16>>2]=t;c[t+24>>2]=A;break}}}while(0);t=c[a+(l+20)>>2]|0;if((t|0)==0){q=n;r=o;break}if(t>>>0<(c[3262]|0)>>>0){aO()}else{c[A+20>>2]=t;c[t+24>>2]=A;q=n;r=o;break}}else{q=d;r=h}}while(0);d=q;if(d>>>0>=i>>>0){aO()}A=a+(h-4)|0;e=c[A>>2]|0;if((e&1|0)==0){aO()}do{if((e&2|0)==0){if((j|0)==(c[3264]|0)){B=(c[3261]|0)+r|0;c[3261]=B;c[3264]=q;c[q+4>>2]=B|1;if((q|0)==(c[3263]|0)){c[3263]=0;c[3260]=0}if(B>>>0<=(c[3265]|0)>>>0){return}vn(0)|0;return}if((j|0)==(c[3263]|0)){B=(c[3260]|0)+r|0;c[3260]=B;c[3263]=q;c[q+4>>2]=B|1;c[d+B>>2]=B;return}B=(e&-8)+r|0;C=e>>>3;L2884:do{if(e>>>0<256){u=c[a+h>>2]|0;g=c[a+(h|4)>>2]|0;b=13072+(C<<1<<2)|0;do{if((u|0)!=(b|0)){if(u>>>0<(c[3262]|0)>>>0){aO()}if((c[u+12>>2]|0)==(j|0)){break}aO()}}while(0);if((g|0)==(u|0)){c[3258]=c[3258]&(1<<C^-1);break}do{if((g|0)==(b|0)){D=g+8|0}else{if(g>>>0<(c[3262]|0)>>>0){aO()}f=g+8|0;if((c[f>>2]|0)==(j|0)){D=f;break}aO()}}while(0);c[u+12>>2]=g;c[D>>2]=u}else{b=i;f=c[a+(h+16)>>2]|0;t=c[a+(h|4)>>2]|0;do{if((t|0)==(b|0)){p=a+(h+12)|0;v=c[p>>2]|0;if((v|0)==0){m=a+(h+8)|0;k=c[m>>2]|0;if((k|0)==0){E=0;break}else{F=k;G=m}}else{F=v;G=p}while(1){p=F+20|0;v=c[p>>2]|0;if((v|0)!=0){F=v;G=p;continue}p=F+16|0;v=c[p>>2]|0;if((v|0)==0){break}else{F=v;G=p}}if(G>>>0<(c[3262]|0)>>>0){aO()}else{c[G>>2]=0;E=F;break}}else{p=c[a+h>>2]|0;if(p>>>0<(c[3262]|0)>>>0){aO()}v=p+12|0;if((c[v>>2]|0)!=(b|0)){aO()}m=t+8|0;if((c[m>>2]|0)==(b|0)){c[v>>2]=t;c[m>>2]=p;E=t;break}else{aO()}}}while(0);if((f|0)==0){break}t=a+(h+20)|0;u=13336+(c[t>>2]<<2)|0;do{if((b|0)==(c[u>>2]|0)){c[u>>2]=E;if((E|0)!=0){break}c[3259]=c[3259]&(1<<c[t>>2]^-1);break L2884}else{if(f>>>0<(c[3262]|0)>>>0){aO()}g=f+16|0;if((c[g>>2]|0)==(b|0)){c[g>>2]=E}else{c[f+20>>2]=E}if((E|0)==0){break 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br=[Fp,Fp,xs,Fp,xt,Fp,xu,Fp,xv,Fp,xw,Fp,xx,Fp,xy,Fp,xz,Fp,xA,Fp,xB,Fp,xC,Fp,xD,Fp,xE,Fp,xF,Fp,xG,Fp,xH,Fp,xI,Fp,xJ,Fp,xK,Fp,xL,Fp,kF,Fp,c2,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp,Fp];var bs=[Fq,Fq,xN,Fq,xO,Fq,xP,Fq,xQ,Fq,xR,Fq,xS,Fq,xT,Fq,xU,Fq,xV,Fq,xW,Fq,xX,Fq,xY,Fq,xZ,Fq,x_,Fq,x$,Fq,x0,Fq,x1,Fq,x2,Fq,x3,Fq,x4,Fq,sC,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq,Fq];var bt=[Fr,Fr,x6,Fr,x7,Fr,x8,Fr,x9,Fr,ya,Fr,yb,Fr,yc,Fr,yd,Fr,ye,Fr,yf,Fr,yg,Fr,yh,Fr,yi,Fr,yj,Fr,yk,Fr,yl,Fr,ym,Fr,yn,Fr,yo,Fr,yp,Fr,hZ,Fr,lC,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr,Fr];var bu=[Fs,Fs,yr,Fs,ys,Fs,yt,Fs,yu,Fs,yv,Fs,yw,Fs,yx,Fs,yy,Fs,yz,Fs,yA,Fs,yB,Fs,yC,Fs,yD,Fs,yE,Fs,yF,Fs,yG,Fs,yH,Fs,yI,Fs,yJ,Fs,yK,Fs,nU,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs,Fs];var bv=[Ft,Ft,yM,Ft,yN,Ft,yO,Ft,yP,Ft,yQ,Ft,yR,Ft,yS,Ft,yT,Ft,yU,Ft,yV,Ft,yW,Ft,yX,Ft,yY,Ft,yZ,Ft,y_,Ft,y$,Ft,y0,Ft,y1,Ft,y2,Ft,y3,Ft,lB,Ft,n3,Ft,ik,Ft,nX,Ft,iq,Ft,vb,Ft,cJ,Ft,kq,Ft,d0,Ft,mJ,Ft,od,Ft,c6,Ft,cH,Ft,cC,Ft,uc,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft,Ft];var bw=[Fu,Fu,y5,Fu,y6,Fu,y7,Fu,y8,Fu,y9,Fu,za,Fu,zb,Fu,zc,Fu,zd,Fu,ze,Fu,zf,Fu,zg,Fu,zh,Fu,zi,Fu,zj,Fu,zk,Fu,zl,Fu,zm,Fu,zn,Fu,zo,Fu,jb,Fu,ki,Fu,mS,Fu,gt,Fu,fo,Fu,fd,Fu,h6,Fu,jT,Fu,gi,Fu,h9,Fu,f4,Fu,o4,Fu,f_,Fu,hg,Fu,lp,Fu,kz,Fu,lK,Fu,mr,Fu,fE,Fu,fK,Fu,kP,Fu,e1,Fu,kI,Fu,eK,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu,Fu];var bx=[Fv,Fv,zq,Fv,zr,Fv,zs,Fv,zt,Fv,zu,Fv,zv,Fv,zw,Fv,zx,Fv,zy,Fv,zz,Fv,zA,Fv,zB,Fv,zC,Fv,zD,Fv,zE,Fv,zF,Fv,zG,Fv,zH,Fv,zI,Fv,zJ,Fv,kQ,Fv,mV,Fv,m3,Fv,p3,Fv,Fv,Fv,Fv,Fv,Fv,Fv,Fv,Fv,Fv,Fv,Fv,Fv,Fv,Fv];var by=[Fw,Fw,zL,Fw,zM,Fw,zN,Fw,zO,Fw,zP,Fw,zQ,Fw,zR,Fw,zS,Fw,zT,Fw,zU,Fw,zV,Fw,zW,Fw,zX,Fw,zY,Fw,zZ,Fw,z_,Fw,z$,Fw,z0,Fw,z1,Fw,z2,Fw,sH,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw,Fw];var bz=[Fx,Fx,z4,Fx,z5,Fx,z6,Fx,z7,Fx,z8,Fx,z9,Fx,Aa,Fx,Ab,Fx,Ac,Fx,Ad,Fx,Ae,Fx,Af,Fx,Ag,Fx,Ah,Fx,Ai,Fx,Aj,Fx,Ak,Fx,Al,Fx,Am,Fx,An,Fx,qf,Fx,s$,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx,Fx];var bA=[Fy,Fy,Ap,Fy,Aq,Fy,Ar,Fy,As,Fy,At,Fy,Au,Fy,Av,Fy,Aw,Fy,Ax,Fy,Ay,Fy,Az,Fy,AA,Fy,AB,Fy,AC,Fy,AD,Fy,AE,Fy,AF,Fy,AG,Fy,AH,Fy,AI,Fy,vf,Fy,vg,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy,Fy];var bB=[Fz,Fz,AK,Fz,AL,Fz,AM,Fz,AN,Fz,AO,Fz,AP,Fz,AQ,Fz,AR,Fz,AS,Fz,AT,Fz,AU,Fz,AV,Fz,AW,Fz,AX,Fz,AY,Fz,AZ,Fz,A_,Fz,A$,Fz,A0,Fz,A1,Fz,oZ,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz,Fz];var bC=[FA,FA,A3,FA,A4,FA,A5,FA,A6,FA,A7,FA,A8,FA,A9,FA,Ba,FA,Bb,FA,Bc,FA,Bd,FA,Be,FA,Bf,FA,Bg,FA,Bh,FA,Bi,FA,Bj,FA,Bk,FA,Bl,FA,Bm,FA,kw,FA,kM,FA,jp,FA,mo,FA,nO,FA,h3,FA,lH,FA,ie,FA,o8,FA,hd,FA,lu,FA];var bD=[FB,FB,Bo,FB,Bp,FB,Bq,FB,Br,FB,Bs,FB,Bt,FB,Bu,FB,Bv,FB,Bw,FB,Bx,FB,By,FB,Bz,FB,BA,FB,BB,FB,BC,FB,BD,FB,BE,FB,BF,FB,BG,FB,BH,FB,jh,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB,FB];var bE=[FC,FC,BJ,FC,BK,FC,BL,FC,BM,FC,BN,FC,BO,FC,BP,FC,BQ,FC,BR,FC,BS,FC,BT,FC,BU,FC,BV,FC,BW,FC,BX,FC,BY,FC,BZ,FC,B_,FC,B$,FC,B0,FC,jO,FC,l0,FC,k8,FC,ov,FC,gP,FC,p5,FC,nc,FC,oC,FC,tL,FC,lZ,FC,tG,FC,hC,FC,m1,FC,pB,FC,pC,FC,jw,FC,pT,FC,nK,FC,jX,FC,tY,FC,iY,FC,j_,FC,tq,FC,ro,FC,l$,FC,rk,FC,nB,FC,g$,FC,ql,FC,uD,FC,r5,FC,rI,FC,jS,FC,ln,FC,qg,FC,qB,FC,rx,FC,on,FC,oD,FC,gO,FC,l6,FC,tT,FC,tD,FC,qM,FC,oH,FC,hz,FC,rF,FC,nv,FC,tV,FC,sJ,FC,lb,FC,qE,FC,qP,FC,hT,FC,rM,FC,hB,FC,ng,FC,sK,FC,ns,FC,gN,FC,s3,FC,li,FC,pt,FC,sA,FC,gV,FC,s1,FC,jD,FC,r_,FC,p9,FC,qx,FC,k$,FC,ru,FC,q3,FC,nh,FC,hS,FC,lT,FC,tl,FC,me,FC,is,FC,uU,FC,oR,FC,tc,FC,l2,FC,i8,FC,s4,FC,r0,FC,jz,FC,hr,FC,k9,FC,q1,FC,ic,FC,i1,FC,pY,FC,jV,FC,tt,FC,rT,FC,rb,FC,p4,FC,j0,FC,i6,FC,lo,FC,kZ,FC,so,FC,rY,FC,pN,FC,pX,FC,ja,FC,ib,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC,FC];var bF=[FD,FD,B2,FD,B3,FD,B4,FD,B5,FD,B6,FD,B7,FD,B8,FD,B9,FD,Ca,FD,Cb,FD,Cc,FD,Cd,FD,Ce,FD,Cf,FD,Cg,FD,Ch,FD,Ci,FD,Cj,FD,Ck,FD,Cl,FD,io,FD,hm,FD,t6,FD,tj,FD,sr,FD,hX,FD,rO,FD,ts,FD,tN,FD,sb,FD,r9,FD,fR,FD,tO,FD,nE,FD,lO,FD,rN,FD,im,FD,jF,FD,qo,FD,uW,FD,cP,FD,m2,FD,ti,FD,fF,FD,su,FD,nS,FD,po,FD,fm,FD,oy,FD,jv,FD,sa,FD,cV,FD,sv,FD,pp,FD,lN,FD,px,FD,uu,FD,km,FD,ri,FD,pj,FD,du,FD,n9,FD,ga,FD,uP,FD,jj,FD,tI,FD,rg,FD,jt,FD,jE,FD,fe,FD,cS,FD,uO,FD,os,FD,g1,FD,mD,FD,eY,FD,rK,FD,nN,FD,uA,FD,oY,FD,cB,FD,ut,FD,ou,FD,f0,FD,qr,FD,or,FD,un,FD,n$,FD,rh,FD,tz,FD,tX,FD,mK,FD,mP,FD,s8,FD,eT,FD,gj,FD,q_,FD,ty,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD,FD];var bG=[FE,FE,Cn,FE,Co,FE,Cp,FE,Cq,FE,Cr,FE,Cs,FE,Ct,FE,Cu,FE,Cv,FE,Cw,FE,Cx,FE,Cy,FE,Cz,FE,CA,FE,CB,FE,CC,FE,CD,FE,CE,FE,CF,FE,CG,FE,lv,FE,up,FE,FE,FE,FE,FE,FE,FE,FE,FE,FE,FE,FE,FE,FE,FE,FE,FE,FE,FE];var bH=[FF,FF,CI,FF,CJ,FF,CK,FF,CL,FF,CM,FF,CN,FF,CO,FF,CP,FF,CQ,FF,CR,FF,CS,FF,CT,FF,CU,FF,CV,FF,CW,FF,CX,FF,CY,FF,CZ,FF,C_,FF,C$,FF,qH,FF,g4,FF,lw,FF,mF,FF,sB,FF,o9,FF,mZ,FF,t5,FF,lz,FF,qY,FF,qJ,FF,ue,FF,kH,FF,ub,FF,sw,FF,kr,FF,qK,FF,ii,FF,pd,FF,mM,FF,t0,FF,hi,FF,uf,FF,mt,FF,t8,FF,qV,FF,nY,FF,sD,FF,u5,FF,n4,FF,qN,FF,sF,FF,mw,FF,uh,FF,u3,FF,qS,FF,t2,FF,u1,FF,FF,FF,FF,FF,FF,FF,FF,FF,FF,FF];var bI=[FG,FG,C1,FG,C2,FG,C3,FG,C4,FG,C5,FG,C6,FG,C7,FG,C8,FG,C9,FG,Da,FG,Db,FG,Dc,FG,Dd,FG,De,FG,Df,FG,Dg,FG,Dh,FG,Di,FG,Dj,FG,Dk,FG,dd,FG,n0,FG,kn,FG,oa,FG,cY,FG,d9,FG,eH,FG,mH,FG,nT,FG,eD,FG,ej,FG,eF,FG,cQ,FG,cT,FG,eW,FG,eb,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG,FG];var bJ=[FH,FH,Dm,FH,Dn,FH,Do,FH,Dp,FH,Dq,FH,Dr,FH,Ds,FH,Dt,FH,Du,FH,Dv,FH,Dw,FH,Dx,FH,Dy,FH,Dz,FH,DA,FH,DB,FH,DC,FH,DD,FH,DE,FH,DF,FH,t9,FH,qT,FH,FH,FH,FH,FH,FH,FH,FH,FH,FH,FH,FH,FH,FH,FH,FH,FH,FH,FH];var bK=[FI,FI,DH,FI,DI,FI,DJ,FI,DK,FI,DL,FI,DM,FI,DN,FI,DO,FI,DP,FI,DQ,FI,DR,FI,DS,FI,DT,FI,DU,FI,DV,FI,DW,FI,DX,FI,DY,FI,DZ,FI,D_,FI,qO,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI,FI];var bL=[FJ,FJ,D0,FJ,D1,FJ,D2,FJ,D3,FJ,D4,FJ,D5,FJ,D6,FJ,D7,FJ,D8,FJ,D9,FJ,Ea,FJ,Eb,FJ,Ec,FJ,Ed,FJ,Ee,FJ,Ef,FJ,Eg,FJ,Eh,FJ,Ei,FJ,Ej,FJ,mz,FJ,mA,FJ,mX,FJ,dD,FJ,mW,FJ,te,FJ,mY,FJ,nQ,FJ,g5,FJ,jd,FJ,mE,FJ,qU,FJ,na,FJ,nD,FJ,dE,FJ,oo,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ,FJ];var bM=[FK,FK,El,FK,Em,FK,En,FK,Eo,FK,Ep,FK,Eq,FK,Er,FK,Es,FK,Et,FK,Eu,FK,Ev,FK,Ew,FK,Ex,FK,Ey,FK,Ez,FK,EA,FK,EB,FK,EC,FK,ED,FK,EE,FK,vs,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK,FK];var bN=[FL,FL,EG,FL,EH,FL,EI,FL,EJ,FL,EK,FL,EL,FL,EM,FL,EN,FL,EO,FL,EP,FL,EQ,FL,ER,FL,ES,FL,ET,FL,EU,FL,EV,FL,EW,FL,EX,FL,EY,FL,EZ,FL,cO,FL,t4,FL,fc,FL,n_,FL,cL,FL,gs,FL,fZ,FL,fr,FL,n8,FL,f8,FL,kl,FL,of,FL,mC,FL,fD,FL,nR,FL,e0,FL,de,FL,gh,FL,eP,FL,fP,FL,cN,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL,FL];var bO=[FM,FM,E$,FM,E0,FM,E1,FM,E2,FM,E3,FM,E4,FM,E5,FM,E6,FM,E7,FM,E8,FM,E9,FM,Fa,FM,Fb,FM,Fc,FM,Fd,FM,Fe,FM,Ff,FM,Fg,FM,Fh,FM,Fi,FM,cK,FM,cM,FM,kC,FM,kE,FM,il,FM,cZ,FM,d2,FM,c0,FM,eA,FM,vc,FM,ey,FM,nV,FM,mG,FM,n1,FM,d4,FM,n7,FM,uZ,FM,ko,FM,tw,FM,ew,FM,c1,FM,c7,FM,c4,FM,ef,FM,eQ,FM,jk,FM,kG,FM,pA,FM,r3,FM,ob,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM,FM];return{_emscripten_bind_b2WheelJoint__GetSpringFrequencyHz_p0:jO,_emscripten_bind_b2Fixture__SetRestitution_p1:gY,_emscripten_bind_b2PolygonShape____destroy___p0:nP,_emscripten_bind_b2RevoluteJoint__EnableLimit_p1:lU,_emscripten_bind_b2DistanceProxy__get_m_vertices_p0:qn,_emscripten_bind_b2PrismaticJoint__EnableLimit_p1:i3,_emscripten_bind_b2WheelJointDef__Initialize_p4:rE,_emscripten_bind_b2DistanceJointDef__set_frequencyHz_p1:t$,_emscripten_bind_b2PrismaticJoint__GetMotorForce_p1:jb,_emscripten_bind_b2Body__IsSleepingAllowed_p0:nx,_emscripten_bind_b2Vec2__b2Vec2_p2:qO,_emscripten_bind_b2RevoluteJoint__GetMaxMotorTorque_p0:l0,_emscripten_bind_b2WeldJoint__GetFrequency_p0:k8,_emscripten_bind_b2MouseJoint__GetType_p0:hF,_emscripten_bind_b2RayCastCallback__b2RayCastCallback_p0:lw,_emscripten_bind_b2Body__GetLinearDamping_p0:ov,_emscripten_bind_b2Vec2__b2Vec2_p0:qN,_emscripten_bind_b2PrismaticJoint__GetType_p0:jx,_emscripten_bind_b2PrismaticJoint____destroy___p0:jq,_emscripten_bind_b2WheelJointDef__set_frequencyHz_p1:rz,_emscripten_bind_b2BlockAllocator____destroy___p0:mN,_emscripten_bind_b2Vec2__op_add_p1:qa,_emscripten_bind_b2World__GetJointList_p0:iD,_emscripten_bind_b2Transform__Set_p2:t4,_emscripten_bind_b2EdgeShape__RayCast_p4:n0,_emscripten_bind_b2RevoluteJoint__GetLocalAnchorA_p0:lk,_emscripten_bind_b2DistanceJoint__GetDampingRatio_p0:gP,_emscripten_bind_b2PulleyJointDef__set_bodyA_p1:sm,_emscripten_bind_b2DynamicTree__Validate_p0:lD,_emscripten_bind_b2DynamicTree__DestroyProxy_p1:lE,_emscripten_bind_b2Joint__IsActive_p0:kf,_emscripten_bind_b2PulleyJoint__GetNext_p0:hQ,_emscripten_bind_b2RevoluteJointDef__get_localAnchorA_p0:r7,_emscripten_bind_b2GearJoint__IsActive_p0:kY,_emscripten_bind_b2EdgeShape__get_m_radius_p0:nc,_emscripten_bind_b2PrismaticJointDef__get_localAnchorB_p0:rf,_emscripten_bind_b2RevoluteJointDef__set_bodyA_p1:r1,_emscripten_bind_b2World__GetJointCount_p0:iG,_emscripten_bind_b2DynamicTree__CreateProxy_p2:lB,_emscripten_bind_b2WheelJointDef__set_collideConnected_p1:rQ,_emscripten_bind_b2WeldJoint__GetLocalAnchorA_p0:k6,_emscripten_bind_b2RevoluteJointDef__get_localAnchorB_p0:r8,_emscripten_bind_b2Body__GetGravityScale_p0:oC,_emscripten_bind_b2Fixture__Dump_p1:h$,_emscripten_bind_b2World__GetBodyList_p0:iE,_emscripten_bind_b2PulleyJoint__IsActive_p0:hR,_emscripten_bind_b2MouseJoint__SetUserData_p1:hx,_emscripten_bind_b2World__GetContactList_p0:iN,_emscripten_bind_b2PrismaticJoint__GetNext_p0:iZ,_emscripten_bind_b2Vec2__Skew_p0:p8,_emscripten_bind_b2BodyDef__get_linearVelocity_p0:pZ,_emscripten_bind_b2Body__GetPosition_p0:oG,_emscripten_bind_b2WheelJoint__GetReactionForce_p1:kw,_emscripten_bind_b2PrismaticJointDef__set_motorSpeed_p1:q5,_emscripten_bind_b2PrismaticJoint__SetMaxMotorForce_p1:i2,_emscripten_bind_b2ChainShape__b2ChainShape_p0:mF,_emscripten_bind_b2CircleShape__RayCast_p4:kn,_emscripten_bind_b2WheelJoint__GetBodyA_p0:jI,_emscripten_bind_b2RevoluteJointDef__set_bodyB_p1:r2,_emscripten_bind_b2MouseJointDef__get_dampingRatio_p0:tL,_emscripten_bind_b2JointDef__set_bodyB_p1:sP,_emscripten_bind_b2RevoluteJoint__GetJointSpeed_p0:lZ,_emscripten_bind_b2RopeJoint__GetLocalAnchorB_p0:mm,_emscripten_bind_b2Fixture__GetAABB_p1:hm,_emscripten_bind_b2BroadPhase__TouchProxy_p1:ij,_emscripten_bind_b2FixtureDef__set_isSensor_p1:qC,_emscripten_bind_b2World__GetAllowSleeping_p0:iK,_emscripten_bind_b2DestructionListener____destroy___p0:pb,_emscripten_bind_b2BroadPhase____destroy___p0:ih,_emscripten_bind_b2World__GetWarmStarting_p0:iI,_emscripten_bind_b2Rot__b2Rot_p1:sC,_emscripten_bind_b2Rot__b2Rot_p0:sB,_emscripten_bind_b2DistanceJoint__GetUserData_p0:gI,_emscripten_bind_b2MouseJointDef__get_frequencyHz_p0:tG,_emscripten_bind_b2ContactManager__set_m_allocator_p1:gx,_emscripten_bind_b2WheelJoint__SetMaxMotorTorque_p1:jY,_emscripten_bind_b2RopeJointDef__get_collideConnected_p1:uW,_emscripten_bind_b2MouseJointDef__get_target_p0:tH,_emscripten_bind_b2WeldJoint__SetUserData_p1:k4,_emscripten_bind_b2PrismaticJoint__GetBodyA_p0:iU,_emscripten_bind_b2FrictionJointDef____destroy___p0:qI,_emscripten_bind_b2RopeJoint__GetMaxLength_p0:me,_emscripten_bind_b2MouseJoint__GetDampingRatio_p0:hC,_emscripten_bind_b2DistanceJoint__GetNext_p0:gK,_emscripten_bind_b2Filter__get_maskBits_p0:pl,_emscripten_bind_b2RayCastCallback____destroy___p0:lx,_emscripten_bind_b2World__Dump_p0:jm,_emscripten_bind_b2RevoluteJointDef____destroy___p0:sG,_emscripten_bind_b2PrismaticJoint__GetAnchorA_p0:jn,_emscripten_bind_b2BodyDef__get_bullet_p0:pI,_emscripten_bind_b2Body__SetAngularDamping_p1:ny,_emscripten_bind_b2DynamicTree__RebuildBottomUp_p0:lA,_em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en_bind_b2Contact__GetRestitution_p0:ng,_emscripten_bind_b2MouseJointDef____destroy___p0:ug,_emscripten_bind_b2Body__GetTransform_p0:ol,_emscripten_bind_b2PrismaticJoint__b2PrismaticJoint_p1:jo,_emscripten_bind_b2RopeJointDef__get_maxLength_p0:uU,_emscripten_bind_b2DistanceJoint__GetAnchorB_p0:hb,_emscripten_bind_b2ChainShape__set_m_vertices_p1:ma,_emscripten_bind_b2EdgeShape__TestPoint_p2:n3,_emscripten_bind_b2FrictionJoint__GetMaxTorque_p0:oR,_emscripten_bind_b2RopeJointDef__b2RopeJointDef_p0:u5,_emscripten_bind_b2ContactManager__AddPair_p2:g5,_emscripten_bind_b2Color__set_g_p1:s5,_emscripten_bind_b2WheelJoint__IsMotorEnabled_p0:jU,_emscripten_bind_b2QueryCallback__b2QueryCallback_p0:mM,_emscripten_bind_b2WheelJointDef__get_collideConnected_p1:rK,_emscripten_bind_b2FrictionJoint__Dump_p0:o5,_emscripten_bind_b2ChainShape__SetPrevVertex_p1:l9,_emscripten_bind_b2AABB__GetPerimeter_p0:tc,_emscripten_bind_b2DistanceProxy__set_m_count_p1:qt,_emscripten_bind_b2Body__GetLinearVelocityFromWorldPoint_p1:nN,_emscripten_bind_b2MouseJointDef__set_bodyA_p1:tB,_emscripten_bind_b2DynamicTree__GetAreaRatio_p0:k$,_emscripten_bind_b2World__QueryAABB_p2:jd,_emscripten_bind_b2RevoluteJoint__GetUpperLimit_p0:l2,_emscripten_bind_b2World__SetGravity_p1:iz,_emscripten_bind_b2PulleyJointDef__Initialize_p7:sH,_emscripten_bind_b2Color__get_b_p0:s4,_emscripten_bind_b2DistanceJoint__GetBodyA_p0:gF,_emscripten_bind_b2BroadPhase__DestroyProxy_p1:jc,_emscripten_bind_b2PulleyJoint____destroy___p0:h7,_emscripten_bind_b2BroadPhase__GetProxyCount_p0:hV,_emscripten_bind_b2DistanceJoint__GetLocalAnchorB_p0:gM,_emscripten_bind_b2ChainShape__GetChildEdge_p2:mE,_emscripten_bind_b2EdgeShape__b2EdgeShape_p0:n4,_emscripten_bind_b2ContactEdge__set_contact_p1:uF,_emscripten_bind_b2WheelJoint__SetMotorSpeed_p1:jQ,_emscripten_bind_b2ChainShape__GetType_p0:l4,_emscripten_bind_b2Fixture__SetFilterData_p1:hh,_emscripten_bind_b2Body__ApplyAngularImpulse_p1:oF,_emscripten_bind_b2RevoluteJoint__SetLimits_p2:mV,_emscripten_bind_b2ChainShape__TestPoint_p2:mJ,_emscripten_bind_b2RevoluteJointDef__get_maxMotorTorque_p0:r0,_emscripten_bind_b2CircleShape__get_m_p_p0:jH,_emscripten_bind_b2BodyDef__get_awake_p0:pD,_emscripten_bind_b2MouseJoint__GetAnchorB_p0:h0,_emscripten_bind_b2Body__CreateFixture_p1:oY,_emscripten_bind_b2Body__CreateFixture_p2:oZ,_emscripten_bind_b2GearJointDef____destroy___p0:u0,_emscripten_bind_b2Fixture__GetDensity_p0:hr,_emscripten_bind_b2PrismaticJoint__GetJointTranslation_p0:jw,_emscripten_bind_b2WeldJoint__GetDampingRatio_p0:k9,_emscripten_bind_b2FrictionJoint__GetReactionForce_p1:o8,_emscripten_bind_b2BodyDef__set_userData_p1:pP,_emscripten_bind_b2World__SetContactListener_p1:ix,_emscripten_bind_b2PulleyJointDef__get_localAnchorB_p0:sq,_emscripten_bind_b2FixtureDef__set_shape_p1:qw,_emscripten_bind_b2DistanceJoint__SetDampingRatio_p1:gS,_emscripten_bind_b2Joint__Dump_p0:kK,_emscripten_bind_b2Shape__TestPoint_p2:od,_emscripten_bind_b2RopeJointDef__set_maxLength_p1:uY,_emscripten_bind_b2RopeJoint__SetUserData_p1:mn,_emscripten_bind_b2Transform__get_p_p0:sY,_emscripten_bind_b2PulleyJoint__GetLengthA_p0:ic,_emscripten_bind_b2GearJoint__GetJoint2_p0:kh,_emscripten_bind_b2Fixture__GetMassData_p1:hW,_emscripten_bind_b2Body__IsBullet_p0:ow,_emscripten_bind_b2WeldJointDef____destroy___p0:ud,_emscripten_bind_b2PrismaticJoint__GetMotorSpeed_p0:i1,_emscripten_bind_b2GearJointDef__get_bodyA_p1:ut,_emscripten_bind_b2Draw__DrawCircle_p3:kF,_emscripten_bind_b2FrictionJoint__GetLocalAnchorA_p0:oM,_emscripten_bind_b2Body__GetWorldPoint_p1:ou,_emscripten_bind_b2PrismaticJointDef__set_referenceAngle_p1:rd,_emscripten_bind_b2GearJointDef__set_bodyA_p1:uw,_emscripten_bind_b2RevoluteJointDef__set_motorSpeed_p1:r$,_emscripten_bind_b2BodyDef__set_bullet_p1:pU,_emscripten_bind_b2BodyDef__get_angularVelocity_p0:pY,_emscripten_bind_b2GearJoint__GetNext_p0:kX,_emscripten_bind_b2PrismaticJointDef__get_enableLimit_p0:rc,_emscripten_bind_b2BodyDef__get_fixedRotation_p0:p0,_emscripten_bind_b2Body__GetFixtureList_p0:nC,_emscripten_bind_b2WheelJoint__GetJointTranslation_p0:jV,_emscripten_bind_b2WeldJointDef__get_dampingRatio_p0:tt,_emscripten_bind_b2RopeJoint__SetMaxLength_p1:ml,_emscripten_bind_b2DistanceJointDef__get_localAnchorB_p0:tW,_emscripten_bind_b2PulleyJoint__GetGroundAnchorB_p0:hK,_emscripten_bind_b2PulleyJointDef__get_groundAnchorB_p0:sk,_emscripten_bind_b2GearJointDef__set_joint2_p1:uy,_emscripten_bind_b2BroadPhase__b2BroadPhase_p0:ii,_emscripten_bind_b2RevoluteJointDef__get_lowerAngle_p0:rT,_emscripten_bind_b2MouseJoint__SetTarget_p1:hE,_emscripten_bind_b2ContactEdge__set_prev_p1:uI,_emscripten_bind_b2PrismaticJointDef__get_upperTranslation_p0:rb,_emscripten_bind_b2ChainShape__set_m_radius_p1:l5,_emscripten_bind_b2Vec2__get_x_p0:p4,_emscripten_bind_b2DistanceProxy__GetSupport_p1:qr,_emscripten_bind_b2WheelJoint__GetLocalAnchorB_p0:jR,_emscripten_bind_b2GearJointDef__get_joint2_p0:uB,_emscripten_bind_b2PrismaticJointDef__set_collideConnected_p1:rn,_emscripten_bind_b2FrictionJointDef__set_localAnchorB_p1:pq,_emscripten_bind_b2PrismaticJointDef__set_localAxisA_p1:rp,_emscripten_bind_b2Fixture__SetDensity_p1:hk,_emscripten_bind_b2RevoluteJointDef__set_enableLimit_p1:rZ,_emscripten_bind_b2Body__IsAwake_p0:ok,_emscripten_bind_b2MouseJoint__GetAnchorA_p0:h1,_emscripten_bind_b2PolygonShape__SetAsBox_p4:nU,_emscripten_bind_b2PolygonShape__SetAsBox_p2:m3,_emscripten_bind_b2GearJointDef__set_joint1_p1:uE,_emscripten_bind_b2Draw__DrawSolidCircle_p4:kD,_emscripten_bind_b2World__GetSubStepping_p0:iv,_emscripten_bind_b2FrictionJoint__GetLocalAnchorB_p0:oN,_free:vi,_emscripten_bind_b2Body__SetLinearDamping_p1:oz,_emscripten_bind_b2Body__GetWorldVector_p1:or,_emscripten_bind_b2Fixture__SetFriction_p1:gW,_emscripten_bind_b2Filter__get_groupIndex_p0:oW,_emscripten_bind_b2FixtureDef__get_isSensor_p0:qu,_emscripten_bind_b2PrismaticJoint__GetUpperLimit_p0:jz,_emscripten_bind_b2PrismaticJoint__Dump_p0:jr,_emscripten_bind_b2Vec2__op_mul_p1:qc,_emscripten_bind_b2DistanceProxy__Set_p2:qU,_emscripten_bind_b2EdgeShape__Set_p2:na,_emscripten_bind_b2BodyDef__get_userData_p0:pJ,_emscripten_bind_b2CircleShape__set_m_p_p1:jG,_emscripten_bind_b2WheelJoint__GetMaxMotorTorque_p0:j0,_emscripten_bind_b2GearJoint__GetJoint1_p0:kg,_emscripten_bind_b2WheelJointDef__set_dampingRatio_p1:rG,_emscripten_bind_b2DistanceJointDef__set_collideConnected_p1:tZ,_emscripten_bind_b2DistanceProxy__get_m_count_p0:qp,_emscripten_bind_b2WeldJointDef__set_dampingRatio_p1:tx,_emscripten_bind_b2DistanceJointDef__set_localAnchorB_p1:tP,_emscripten_bind_b2GearJoint__GetCollideConnected_p0:kU,_emscripten_bind_b2FrictionJoint__GetCollideConnected_p0:oI,_memset:vq,_emscripten_bind_b2WheelJoint__Dump_p0:ky,_emscripten_bind_b2World__GetTreeBalance_p0:js,_emscripten_bind_b2ContactListener__b2ContactListener_p0:mw,_emscripten_bind_b2Rot____destroy___p0:sy,_emscripten_bind_b2PrismaticJoint__GetMaxMotorForce_p0:i6,_emscripten_bind_b2PulleyJointDef__set_bodyB_p1:sn,_emscripten_bind_b2PulleyJointDef__get_groundAnchorA_p0:sl,_emscripten_bind_b2RevoluteJoint__GetMotorSpeed_p0:lo,_emscripten_bind_b2DistanceJointDef__b2DistanceJointDef_p0:uh,_emscripten_bind_b2Body__GetNext_p0:nI,_emscripten_bind_b2BroadPhase__GetTreeHeight_p0:hU,_emscripten_bind_b2Draw__DrawSegment_p3:kG,_emscripten_bind_b2Body__IsActive_p0:oE,_emscripten_bind_b2Vec2__Set_p2:p3,_emscripten_bind_b2PulleyJoint__GetUserData_p0:hM,_emscripten_bind_b2ContactEdge__b2ContactEdge_p0:u3,_emscripten_bind_b2Vec3__b2Vec3_p3:qT,_emscripten_bind_b2Vec3__b2Vec3_p0:qS,_emscripten_bind_b2PulleyJoint__GetGroundAnchorA_p0:hL,_emscripten_bind_b2JointDef__b2JointDef_p0:t2,_emscripten_bind_b2PulleyJoint__GetBodyB_p0:hN,_emscripten_bind_b2PulleyJointDef____destroy___p0:sI,_emscripten_bind_b2FixtureDef____destroy___p0:qX,_emscripten_bind_b2EdgeShape__Clone_p1:n$,_emscripten_bind_b2Body__GetUserData_p0:nw,_emscripten_bind_b2Body__SetUserData_p1:nA,_emscripten_bind_b2FixtureDef__set_friction_p1:qF,_emscripten_bind_b2PrismaticJointDef__get_bodyA_p1:rh,_emscripten_bind_b2FrictionJoint__GetType_p0:oK,_emscripten_bind_b2DistanceJointDef____destroy___p0:ui,_emscripten_bind_b2FrictionJointDef__Initialize_p3:pA,_emscripten_bind_b2GearJoint__b2GearJoint_p1:kN,_emscripten_bind_b2Body__SetSleepingAllowed_p1:nJ,_emscripten_bind_b2Body__SetLinearVelocity_p1:nF,_emscripten_bind_b2Body__ApplyLinearImpulse_p2:oo,_emscripten_bind_b2PulleyJoint__b2PulleyJoint_p1:ig,_emscripten_bind_b2MouseJointDef__get_bodyB_p1:tz,_emscripten_bind_b2ContactManager__set_m_contactList_p1:gz,_emscripten_bind_b2MouseJoint__GetNext_p0:hy,_emscripten_bind_b2Transform__get_q_p0:sZ,_emscripten_bind_b2DistanceJointDef__get_collideConnected_p1:tX,_emscripten_bind_b2WeldJointDef__set_bodyB_p1:tn,_emscripten_bind_b2DistanceJoint__GetReactionForce_p1:hd,_emscripten_bind_b2FrictionJoint____destroy___p0:o6,_emscripten_bind_b2JointDef__set_collideConnected_p1:sU,_emscripten_bind_b2CircleShape__ComputeAABB_p3:ko,_emscripten_bind_b2QueryCallback__ReportFixture_p1:mK,_emscripten_bind_b2GearJoint__GetRatio_p0:kZ,_emscripten_bind_b2BlockAllocator__Allocate_p1:mP,_emscripten_bind_b2GearJointDef__get_joint1_p0:uv,_emscripten_bind_b2AABB__Contains_p1:s8,_emscripten_bind_b2FrictionJoint__GetNext_p0:oQ,_emscripten_bind_b2ContactEdge____destroy___p0:u2,_emscripten_bind_b2RevoluteJointDef__Initialize_p3:r3,_emscripten_bind_b2BodyDef__set_angle_p1:pW,_emscripten_bind_b2PrismaticJointDef__Initialize_p4:q9,_emscripten_bind_b2Body__GetContactList_p0:ot,_emscripten_bind_b2MouseJointDef__set_dampingRatio_p1:tA,_emscripten_bind_b2PulleyJointDef__get_ratio_p0:so,_emscripten_bind_b2GearJoint__GetReactionForce_p1:lu,_emscripten_bind_b2Body__GetWorldCenter_p0:om,_emscripten_bind_b2RevoluteJointDef__set_enableMotor_p1:sd,_emscripten_bind_b2DistanceJointDef__set_localAnchorA_p1:tM,_emscripten_bind_b2BodyDef__set_angularDamping_p1:pK,_emscripten_bind_b2MouseJointDef__set_collideConnected_p1:tJ,_emscripten_bind_b2Shape__ComputeAABB_p3:ob,_emscripten_bind_b2Joint__GetReactionTorque_p1:kI,_emscripten_bind_b2WheelJoint__GetType_p0:j1,_emscripten_bind_b2Vec3__op_add_p1:qh,_emscripten_bind_b2Filter__get_categoryBits_p0:pm,_emscripten_bind_b2Vec3__set_z_p1:qe,_emscripten_bind_b2CircleShape__GetChildCount_p0:kp,_emscripten_bind_b2Transform__set_p_p1:sW,_emscripten_bind_b2Fixture__GetNext_p0:g_,_emscripten_bind_b2World__SetWarmStarting_p1:iS,_emscripten_bind_b2Vec3__op_sub_p0:qk,_emscripten_bind_b2ContactManager__Collide_p0:g6,_emscripten_bind_b2RevoluteJointDef__get_referenceAngle_p0:rY,_emscripten_bind_b2ContactManager__get_m_contactListener_p0:gA,_emscripten_bind_b2AABB__RayCast_p2:uc,_emscripten_bind_b2WeldJoint__Dump_p0:lJ,_emscripten_bind_b2PrismaticJointDef__set_enableLimit_p1:q4,_emscripten_bind_b2EdgeShape__GetType_p0:nd,_emscripten_bind_b2BodyDef__get_gravityScale_p0:pN,_emscripten_bind_b2DistanceProxy__set_m_vertices_p1:qs,_emscripten_bind_b2RevoluteJoint__SetMaxMotorTorque_p1:lX,_emscripten_bind_b2MouseJointDef__get_bodyA_p1:ty,_emscripten_bind_b2PulleyJoint__GetLengthB_p0:ib,_emscripten_bind_b2WeldJointDef__set_referenceAngle_p1:to,_emscripten_bind_b2BlockAllocator__Free_p2:mY,_emscripten_bind_b2PrismaticJointDef__get_localAnchorA_p0:re,_emscripten_bind_b2GearJoint__SetRatio_p1:lM,_emscripten_bind_b2BodyDef__get_angle_p0:pX,_emscripten_bind_b2PrismaticJoint__GetReferenceAngle_p0:ja,_emscripten_bind_b2WeldJointDef__set_bodyA_p1:tm,_emscripten_bind_b2DynamicTree__GetHeight_p0:k_,stackAlloc:bP,stackSave:bQ,stackRestore:bR,setThrew:bS,setTempRet0:bV,setTempRet1:bW,setTempRet2:bX,setTempRet3:bY,setTempRet4:bZ,setTempRet5:b_,setTempRet6:b$,setTempRet7:b0,setTempRet8:b1,setTempRet9:b2,dynCall_viiiii:vt,dynCall_vif:vO,dynCall_viifii:v7,dynCall_vi:ws,dynCall_vii:wN,dynCall_ii:w6,dynCall_viifi:xr,dynCall_if:xM,dynCall_iiiii:x5,dynCall_viffif:yq,dynCall_iiii:yL,dynCall_fif:y4,dynCall_viff:zp,dynCall_viiiiiiif:zK,dynCall_vifff:z3,dynCall_viiiiii:Ao,dynCall_iiif:AJ,dynCall_iif:A2,dynCall_vifii:Bn,dynCall_fi:BI,dynCall_iii:B1,dynCall_fiiiif:Cm,dynCall_i:CH,dynCall_iiiiii:C0,dynCall_ifff:Dl,dynCall_iff:DG,dynCall_viii:D$,dynCall_v:Ek,dynCall_viif:EF,dynCall_viiii:E_}
+// EMSCRIPTEN_END_ASM
+})({Math:Math,Int8Array:Int8Array,Int16Array:Int16Array,Int32Array:Int32Array,Uint8Array:Uint8Array,Uint16Array:Uint16Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array},{abort:Ea,assert:qa,asmPrintInt:function(a,c){Module.print("int "+a+","+c)},asmPrintFloat:function(a,c){Module.print("float "+a+","+c)},min:Ic,jsCall:function(){var a=Array.prototype.slice.call(arguments);return sa[a[0]].apply(l,a.slice(1))},invoke_viiiii:function(a,
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+Module._emscripten_bind_b2BlockAllocator__b2BlockAllocator_p0=x._emscripten_bind_b2BlockAllocator__b2BlockAllocator_p0,Og=Module._emscripten_bind_b2ContactEdge__set_other_p1=x._emscripten_bind_b2ContactEdge__set_other_p1,Pg=Module._emscripten_bind_b2Body__GetMassData_p1=x._emscripten_bind_b2Body__GetMassData_p1,Qg=Module._emscripten_bind_b2Joint__GetNext_p0=x._emscripten_bind_b2Joint__GetNext_p0,Rg=Module._emscripten_bind_b2WeldJoint__GetReactionForce_p1=x._emscripten_bind_b2WeldJoint__GetReactionForce_p1,
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+Module._emscripten_bind_b2DistanceJointDef__get_bodyB_p1=x._emscripten_bind_b2DistanceJointDef__get_bodyB_p1,rh=Module._emscripten_bind_b2RevoluteJoint__GetLowerLimit_p0=x._emscripten_bind_b2RevoluteJoint__GetLowerLimit_p0,sh=Module._emscripten_bind_b2World__DestroyJoint_p1=x._emscripten_bind_b2World__DestroyJoint_p1,th=Module._emscripten_bind_b2PulleyJointDef__set_ratio_p1=x._emscripten_bind_b2PulleyJointDef__set_ratio_p1,uh=Module._emscripten_bind_b2DynamicTree__b2DynamicTree_p0=x._emscripten_bind_b2DynamicTree__b2DynamicTree_p0,
+vh=Module._emscripten_bind_b2RopeJoint__GetType_p0=x._emscripten_bind_b2RopeJoint__GetType_p0,wh=Module._emscripten_bind_b2Body__GetLocalPoint_p1=x._emscripten_bind_b2Body__GetLocalPoint_p1,xh=Module._emscripten_bind_b2World__GetBodyCount_p0=x._emscripten_bind_b2World__GetBodyCount_p0,yh=Module._emscripten_bind_b2CircleShape__GetType_p0=x._emscripten_bind_b2CircleShape__GetType_p0,zh=Module._emscripten_bind_b2DistanceProxy__get_m_radius_p0=x._emscripten_bind_b2DistanceProxy__get_m_radius_p0,Ah=Module._emscripten_bind_b2World__ClearForces_p0=
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+x._emscripten_bind_b2DistanceProxy__GetVertex_p1,Gh=Module._emscripten_bind_b2Draw__GetFlags_p0=x._emscripten_bind_b2Draw__GetFlags_p0,Hh=Module._emscripten_bind_b2PolygonShape__Set_p2=x._emscripten_bind_b2PolygonShape__Set_p2,Ih=Module._emscripten_bind_b2DistanceJoint____destroy___p0=x._emscripten_bind_b2DistanceJoint____destroy___p0,Jh=Module._emscripten_bind_b2DestructionListener__SayGoodbye_p1=x._emscripten_bind_b2DestructionListener__SayGoodbye_p1,Kh=Module._emscripten_bind_b2BodyDef____destroy___p0=
+x._emscripten_bind_b2BodyDef____destroy___p0,Lh=Module._emscripten_bind_b2EdgeShape____destroy___p0=x._emscripten_bind_b2EdgeShape____destroy___p0,Mh=Module._emscripten_bind_b2GearJointDef__get_ratio_p0=x._emscripten_bind_b2GearJointDef__get_ratio_p0,Nh=Module._emscripten_bind_b2BlockAllocator__Clear_p0=x._emscripten_bind_b2BlockAllocator__Clear_p0,Oh=Module._emscripten_bind_b2RopeJoint__GetAnchorB_p0=x._emscripten_bind_b2RopeJoint__GetAnchorB_p0,Ph=Module._emscripten_bind_b2BodyDef__set_type_p1=
+x._emscripten_bind_b2BodyDef__set_type_p1,Qh=Module._emscripten_bind_b2WheelJoint__EnableMotor_p1=x._emscripten_bind_b2WheelJoint__EnableMotor_p1,Rh=Module._emscripten_bind_b2FrictionJoint__GetBodyA_p0=x._emscripten_bind_b2FrictionJoint__GetBodyA_p0,Sh=Module._emscripten_bind_b2RopeJoint__GetBodyA_p0=x._emscripten_bind_b2RopeJoint__GetBodyA_p0,Th=Module._emscripten_bind_b2WheelJointDef__get_bodyA_p1=x._emscripten_bind_b2WheelJointDef__get_bodyA_p1,Uh=Module._emscripten_bind_b2RopeJoint__GetAnchorA_p0=
+x._emscripten_bind_b2RopeJoint__GetAnchorA_p0,Vh=Module._emscripten_bind_b2GearJointDef__get_collideConnected_p1=x._emscripten_bind_b2GearJointDef__get_collideConnected_p1,Wh=Module._emscripten_bind_b2RevoluteJointDef__get_upperAngle_p0=x._emscripten_bind_b2RevoluteJointDef__get_upperAngle_p0,Xh=Module._emscripten_bind_b2WeldJoint__GetLocalAnchorB_p0=x._emscripten_bind_b2WeldJoint__GetLocalAnchorB_p0,Yh=Module._emscripten_bind_b2PolygonShape__set_m_radius_p1=x._emscripten_bind_b2PolygonShape__set_m_radius_p1,
+Zh=Module._emscripten_bind_b2Vec2__SetZero_p0=x._emscripten_bind_b2Vec2__SetZero_p0,$h=Module._emscripten_bind_b2WheelJointDef__get_maxMotorTorque_p0=x._emscripten_bind_b2WheelJointDef__get_maxMotorTorque_p0,ai=Module._emscripten_bind_b2ChainShape__CreateLoop_p2=x._emscripten_bind_b2ChainShape__CreateLoop_p2,bi=Module._emscripten_bind_b2RevoluteJoint__GetNext_p0=x._emscripten_bind_b2RevoluteJoint__GetNext_p0,ci=Module._emscripten_bind_b2World__DestroyBody_p1=x._emscripten_bind_b2World__DestroyBody_p1,
+di=Module._emscripten_bind_b2World__SetSubStepping_p1=x._emscripten_bind_b2World__SetSubStepping_p1,ei=Module._emscripten_bind_b2PulleyJoint__SetUserData_p1=x._emscripten_bind_b2PulleyJoint__SetUserData_p1,fi=Module._emscripten_bind_b2WheelJoint__GetMotorSpeed_p0=x._emscripten_bind_b2WheelJoint__GetMotorSpeed_p0,gi=Module._emscripten_bind_b2RopeJoint__GetLimitState_p0=x._emscripten_bind_b2RopeJoint__GetLimitState_p0,hi=Module._emscripten_bind_b2PrismaticJointDef____destroy___p0=x._emscripten_bind_b2PrismaticJointDef____destroy___p0,
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+ni=Module._emscripten_bind_b2ContactManager__set_m_contactCount_p1=x._emscripten_bind_b2ContactManager__set_m_contactCount_p1,oi=Module._emscripten_bind_b2Body__GetLinearVelocity_p0=x._emscripten_bind_b2Body__GetLinearVelocity_p0,pi=Module._emscripten_bind_b2ContactManager__get_m_allocator_p0=x._emscripten_bind_b2ContactManager__get_m_allocator_p0,qi=Module._emscripten_bind_b2AABB____destroy___p0=x._emscripten_bind_b2AABB____destroy___p0,ri=Module._emscripten_bind_b2PulleyJoint__GetCollideConnected_p0=
+x._emscripten_bind_b2PulleyJoint__GetCollideConnected_p0,si=Module._emscripten_bind_b2Joint__GetUserData_p0=x._emscripten_bind_b2Joint__GetUserData_p0,ti=Module._emscripten_bind_b2Rot__GetXAxis_p0=x._emscripten_bind_b2Rot__GetXAxis_p0,ui=Module._emscripten_bind_b2ContactManager__get_m_contactCount_p0=x._emscripten_bind_b2ContactManager__get_m_contactCount_p0,vi=Module._emscripten_bind_b2DistanceJoint__Dump_p0=x._emscripten_bind_b2DistanceJoint__Dump_p0,wi=Module._emscripten_bind_b2PolygonShape__GetVertexCount_p0=
+x._emscripten_bind_b2PolygonShape__GetVertexCount_p0,xi=Module._emscripten_bind_b2StackAllocator__Free_p1=x._emscripten_bind_b2StackAllocator__Free_p1,yi=Module._emscripten_bind_b2CircleShape__GetSupportVertex_p1=x._emscripten_bind_b2CircleShape__GetSupportVertex_p1,zi=Module._emscripten_bind_b2DistanceProxy__GetSupportVertex_p1=x._emscripten_bind_b2DistanceProxy__GetSupportVertex_p1,Ai=Module._emscripten_bind_b2DistanceJointDef__set_bodyA_p1=x._emscripten_bind_b2DistanceJointDef__set_bodyA_p1,Bi=
+Module._emscripten_bind_b2JointDef__set_userData_p1=x._emscripten_bind_b2JointDef__set_userData_p1,Ci=Module._emscripten_bind_b2GearJoint__GetBodyB_p0=x._emscripten_bind_b2GearJoint__GetBodyB_p0,Di=Module._emscripten_bind_b2Vec3__get_z_p0=x._emscripten_bind_b2Vec3__get_z_p0,Ei=Module._emscripten_bind_b2RopeJoint__GetUserData_p0=x._emscripten_bind_b2RopeJoint__GetUserData_p0,Fi=Module._emscripten_bind_b2GearJoint__GetUserData_p0=x._emscripten_bind_b2GearJoint__GetUserData_p0,Gi=Module._emscripten_bind_b2FixtureDef__get_restitution_p0=
+x._emscripten_bind_b2FixtureDef__get_restitution_p0,Hi=Module._emscripten_bind_b2WheelJoint__GetAnchorB_p0=x._emscripten_bind_b2WheelJoint__GetAnchorB_p0,Ii=Module._emscripten_bind_b2FixtureDef__b2FixtureDef_p0=x._emscripten_bind_b2FixtureDef__b2FixtureDef_p0,Ji=Module._emscripten_bind_b2WheelJointDef__get_motorSpeed_p0=x._emscripten_bind_b2WheelJointDef__get_motorSpeed_p0,Ki=Module._emscripten_bind_b2FrictionJoint__b2FrictionJoint_p1=x._emscripten_bind_b2FrictionJoint__b2FrictionJoint_p1,Li=Module._emscripten_bind_b2Body__GetAngularDamping_p0=
+x._emscripten_bind_b2Body__GetAngularDamping_p0,Mi=Module._emscripten_bind_b2ChainShape__GetChildCount_p0=x._emscripten_bind_b2ChainShape__GetChildCount_p0,Ni=Module._emscripten_bind_b2ChainShape__SetNextVertex_p1=x._emscripten_bind_b2ChainShape__SetNextVertex_p1,Oi=Module._emscripten_bind_b2Joint__GetBodyA_p0=x._emscripten_bind_b2Joint__GetBodyA_p0,Pi=Module._emscripten_bind_b2Fixture__IsSensor_p0=x._emscripten_bind_b2Fixture__IsSensor_p0,Qi=Module._emscripten_bind_b2Filter__set_maskBits_p1=x._emscripten_bind_b2Filter__set_maskBits_p1,
+Ri=Module._emscripten_bind_b2PulleyJointDef__set_groundAnchorB_p1=x._emscripten_bind_b2PulleyJointDef__set_groundAnchorB_p1,Si=Module._emscripten_bind_b2ContactListener__PreSolve_p2=x._emscripten_bind_b2ContactListener__PreSolve_p2,Ti=Module._emscripten_bind_b2WheelJointDef__get_localAnchorB_p0=x._emscripten_bind_b2WheelJointDef__get_localAnchorB_p0,Ui=Module._emscripten_bind_b2WheelJointDef__set_bodyB_p1=x._emscripten_bind_b2WheelJointDef__set_bodyB_p1,Vi=Module._emscripten_bind_b2BroadPhase__MoveProxy_p3=
+x._emscripten_bind_b2BroadPhase__MoveProxy_p3,Wi=Module._emscripten_bind_b2BodyDef__get_active_p0=x._emscripten_bind_b2BodyDef__get_active_p0,Xi=Module._emscripten_bind_b2CircleShape__GetVertexCount_p0=x._emscripten_bind_b2CircleShape__GetVertexCount_p0,Yi=Module._emscripten_bind_b2Timer__Reset_p0=x._emscripten_bind_b2Timer__Reset_p0,Zi=Module._emscripten_bind_b2QueryCallback____destroy___p0=x._emscripten_bind_b2QueryCallback____destroy___p0,$i=Module._emscripten_bind_b2World__b2World_p1=x._emscripten_bind_b2World__b2World_p1,
+aj=Module._emscripten_bind_b2Vec3__Set_p3=x._emscripten_bind_b2Vec3__Set_p3,bj=Module._emscripten_bind_b2PrismaticJointDef__get_motorSpeed_p0=x._emscripten_bind_b2PrismaticJointDef__get_motorSpeed_p0,cj=Module._emscripten_bind_b2RevoluteJointDef__set_referenceAngle_p1=x._emscripten_bind_b2RevoluteJointDef__set_referenceAngle_p1,dj=Module._emscripten_bind_b2StackAllocator____destroy___p0=x._emscripten_bind_b2StackAllocator____destroy___p0,ej=Module._emscripten_bind_b2ContactEdge__get_other_p0=x._emscripten_bind_b2ContactEdge__get_other_p0,
+fj=Module._emscripten_bind_b2Fixture__GetType_p0=x._emscripten_bind_b2Fixture__GetType_p0,gj=Module._emscripten_bind_b2ContactListener__PostSolve_p2=x._emscripten_bind_b2ContactListener__PostSolve_p2,hj=Module._emscripten_bind_b2WeldJointDef__set_collideConnected_p1=x._emscripten_bind_b2WeldJointDef__set_collideConnected_p1,ij=Module._emscripten_bind_b2Contact__SetRestitution_p1=x._emscripten_bind_b2Contact__SetRestitution_p1,jj=Module._emscripten_bind_b2Body__GetInertia_p0=x._emscripten_bind_b2Body__GetInertia_p0,
+kj=Module._emscripten_bind_b2FrictionJointDef__b2FrictionJointDef_p0=x._emscripten_bind_b2FrictionJointDef__b2FrictionJointDef_p0,lj=Module._emscripten_bind_b2PolygonShape__get_m_centroid_p0=x._emscripten_bind_b2PolygonShape__get_m_centroid_p0,mj=Module._emscripten_bind_b2PrismaticJoint__IsMotorEnabled_p0=x._emscripten_bind_b2PrismaticJoint__IsMotorEnabled_p0,nj=Module._emscripten_bind_b2FrictionJointDef__get_localAnchorA_p0=x._emscripten_bind_b2FrictionJointDef__get_localAnchorA_p0,oj=Module._emscripten_bind_b2Draw__SetFlags_p1=
+x._emscripten_bind_b2Draw__SetFlags_p1,pj=Module._emscripten_bind_b2WeldJoint__GetUserData_p0=x._emscripten_bind_b2WeldJoint__GetUserData_p0,qj=Module._emscripten_bind_b2WeldJointDef__b2WeldJointDef_p0=x._emscripten_bind_b2WeldJointDef__b2WeldJointDef_p0,rj=Module._emscripten_bind_b2FrictionJointDef__set_collideConnected_p1=x._emscripten_bind_b2FrictionJointDef__set_collideConnected_p1,sj=Module._emscripten_bind_b2World__SetAllowSleeping_p1=x._emscripten_bind_b2World__SetAllowSleeping_p1,tj=Module._emscripten_bind_b2BodyDef__set_gravityScale_p1=
+x._emscripten_bind_b2BodyDef__set_gravityScale_p1,uj=Module._emscripten_bind_b2Contact__IsTouching_p0=x._emscripten_bind_b2Contact__IsTouching_p0,vj=Module._emscripten_bind_b2Transform__set_q_p1=x._emscripten_bind_b2Transform__set_q_p1,wj=Module._emscripten_bind_b2FrictionJoint__GetAnchorB_p0=x._emscripten_bind_b2FrictionJoint__GetAnchorB_p0,xj=Module._emscripten_bind_b2World__RayCast_p3=x._emscripten_bind_b2World__RayCast_p3,yj=Module._emscripten_bind_b2WeldJointDef__get_bodyA_p1=x._emscripten_bind_b2WeldJointDef__get_bodyA_p1,
+zj=Module._emscripten_bind_b2WheelJoint__GetMotorTorque_p1=x._emscripten_bind_b2WheelJoint__GetMotorTorque_p1,Aj=Module._emscripten_bind_b2Draw__b2Draw_p0=x._emscripten_bind_b2Draw__b2Draw_p0,Bj=Module._emscripten_bind_b2ChainShape____destroy___p0=x._emscripten_bind_b2ChainShape____destroy___p0,Cj=Module._emscripten_bind_b2ChainShape__get_m_radius_p0=x._emscripten_bind_b2ChainShape__get_m_radius_p0,Dj=Module._emscripten_bind_b2RopeJoint__IsActive_p0=x._emscripten_bind_b2RopeJoint__IsActive_p0,Ej=
+Module._emscripten_bind_b2EdgeShape__set_m_radius_p1=x._emscripten_bind_b2EdgeShape__set_m_radius_p1,Fj=Module._emscripten_bind_b2DistanceJointDef__get_length_p0=x._emscripten_bind_b2DistanceJointDef__get_length_p0,Gj=Module._emscripten_bind_b2DistanceJoint__SetUserData_p1=x._emscripten_bind_b2DistanceJoint__SetUserData_p1,Hj=Module._emscripten_bind_b2ContactManager__set_m_contactListener_p1=x._emscripten_bind_b2ContactManager__set_m_contactListener_p1,Ij=Module._emscripten_bind_b2MouseJointDef__get_maxForce_p0=
+x._emscripten_bind_b2MouseJointDef__get_maxForce_p0,Jj=Module._emscripten_bind_b2WheelJoint____destroy___p0=x._emscripten_bind_b2WheelJoint____destroy___p0,Kj=Module._emscripten_bind_b2PulleyJoint__GetBodyA_p0=x._emscripten_bind_b2PulleyJoint__GetBodyA_p0,Lj=Module._emscripten_bind_b2MouseJoint__SetMaxForce_p1=x._emscripten_bind_b2MouseJoint__SetMaxForce_p1,Mj=Module._emscripten_bind_b2World__GetGravity_p0=x._emscripten_bind_b2World__GetGravity_p0,Nj=Module._emscripten_bind_b2WheelJointDef__set_bodyA_p1=
+x._emscripten_bind_b2WheelJointDef__set_bodyA_p1,Oj=Module._emscripten_bind_b2AABB__b2AABB_p0=x._emscripten_bind_b2AABB__b2AABB_p0,Pj=Module._emscripten_bind_b2DistanceProxy____destroy___p0=x._emscripten_bind_b2DistanceProxy____destroy___p0,Qj=Module._emscripten_bind_b2RevoluteJointDef__set_lowerAngle_p1=x._emscripten_bind_b2RevoluteJointDef__set_lowerAngle_p1,Rj=Module._emscripten_bind_b2World__GetProfile_p0=x._emscripten_bind_b2World__GetProfile_p0,Sj=Module._emscripten_bind_b2PulleyJointDef__get_bodyA_p1=
+x._emscripten_bind_b2PulleyJointDef__get_bodyA_p1,Tj=Module._emscripten_bind_b2PulleyJointDef__set_groundAnchorA_p1=x._emscripten_bind_b2PulleyJointDef__set_groundAnchorA_p1,Uj=Module._emscripten_bind_b2PolygonShape__Clone_p1=x._emscripten_bind_b2PolygonShape__Clone_p1,Vj=Module._emscripten_bind_b2PrismaticJoint__GetUserData_p0=x._emscripten_bind_b2PrismaticJoint__GetUserData_p0,Wj=Module._emscripten_bind_b2PrismaticJoint__IsLimitEnabled_p0=x._emscripten_bind_b2PrismaticJoint__IsLimitEnabled_p0,Xj=
+Module._emscripten_bind_b2PulleyJoint__GetAnchorA_p0=x._emscripten_bind_b2PulleyJoint__GetAnchorA_p0,Yj=Module._emscripten_bind_b2Fixture__Refilter_p0=x._emscripten_bind_b2Fixture__Refilter_p0,Zj=Module._emscripten_bind_b2Vec3__SetZero_p0=x._emscripten_bind_b2Vec3__SetZero_p0,$j=Module._emscripten_bind_b2ContactListener__EndContact_p1=x._emscripten_bind_b2ContactListener__EndContact_p1,ak=Module._emscripten_bind_b2Vec2__Normalize_p0=x._emscripten_bind_b2Vec2__Normalize_p0,bk=Module._emscripten_bind_b2Shape__ComputeMass_p2=
+x._emscripten_bind_b2Shape__ComputeMass_p2,ck=Module._emscripten_bind_b2FrictionJoint__GetMaxForce_p0=x._emscripten_bind_b2FrictionJoint__GetMaxForce_p0,dk=Module._emscripten_bind_b2BodyDef__get_type_p0=x._emscripten_bind_b2BodyDef__get_type_p0,ek=Module._emscripten_bind_b2FixtureDef__get_userData_p0=x._emscripten_bind_b2FixtureDef__get_userData_p0,fk=Module._emscripten_bind_b2MouseJointDef__get_collideConnected_p1=x._emscripten_bind_b2MouseJointDef__get_collideConnected_p1,gk=Module._emscripten_bind_b2Contact__ResetFriction_p0=
+x._emscripten_bind_b2Contact__ResetFriction_p0,hk=Module._emscripten_bind_b2WeldJointDef__Initialize_p3=x._emscripten_bind_b2WeldJointDef__Initialize_p3,ik=Module._emscripten_bind_b2DistanceJoint__GetCollideConnected_p0=x._emscripten_bind_b2DistanceJoint__GetCollideConnected_p0,jk=Module._emscripten_bind_b2Rot__Set_p1=x._emscripten_bind_b2Rot__Set_p1,kk=Module._emscripten_bind_b2ChainShape__RayCast_p4=x._emscripten_bind_b2ChainShape__RayCast_p4,lk=Module._emscripten_bind_b2RevoluteJoint__GetReactionForce_p1=
+x._emscripten_bind_b2RevoluteJoint__GetReactionForce_p1,mk=Module._emscripten_bind_b2PrismaticJointDef__b2PrismaticJointDef_p0=x._emscripten_bind_b2PrismaticJointDef__b2PrismaticJointDef_p0,nk=Module._emscripten_bind_b2FrictionJointDef__get_localAnchorB_p0=x._emscripten_bind_b2FrictionJointDef__get_localAnchorB_p0,ok=Module._emscripten_bind_b2MouseJoint__GetMaxForce_p0=x._emscripten_bind_b2MouseJoint__GetMaxForce_p0,pk=Module._emscripten_bind_b2RopeJoint__Dump_p0=x._emscripten_bind_b2RopeJoint__Dump_p0,
+qk=Module._emscripten_bind_b2WheelJointDef__set_enableMotor_p1=x._emscripten_bind_b2WheelJointDef__set_enableMotor_p1,rk=Module._emscripten_bind_b2ContactManager__get_m_contactList_p0=x._emscripten_bind_b2ContactManager__get_m_contactList_p0,sk=Module._emscripten_bind_b2PolygonShape__ComputeAABB_p3=x._emscripten_bind_b2PolygonShape__ComputeAABB_p3,tk=Module._emscripten_bind_b2RopeJointDef__set_bodyB_p1=x._emscripten_bind_b2RopeJointDef__set_bodyB_p1,uk=Module._emscripten_bind_b2BodyDef__set_fixedRotation_p1=
+x._emscripten_bind_b2BodyDef__set_fixedRotation_p1,vk=Module._emscripten_bind_b2WheelJoint__GetAnchorA_p0=x._emscripten_bind_b2WheelJoint__GetAnchorA_p0,wk=Module._emscripten_bind_b2GearJoint__GetBodyA_p0=x._emscripten_bind_b2GearJoint__GetBodyA_p0,xk=Module._emscripten_bind_b2CircleShape__b2CircleShape_p0=x._emscripten_bind_b2CircleShape__b2CircleShape_p0,yk=Module._emscripten_bind_b2EdgeShape__GetChildCount_p0=x._emscripten_bind_b2EdgeShape__GetChildCount_p0,zk=Module._emscripten_bind_b2BodyDef__set_active_p1=
+x._emscripten_bind_b2BodyDef__set_active_p1,Ak=Module._emscripten_bind_b2FrictionJointDef__get_bodyA_p1=x._emscripten_bind_b2FrictionJointDef__get_bodyA_p1,Bk=Module._emscripten_bind_b2PulleyJoint__GetReactionTorque_p1=x._emscripten_bind_b2PulleyJoint__GetReactionTorque_p1,Ck=Module._emscripten_bind_b2DistanceJoint__b2DistanceJoint_p1=x._emscripten_bind_b2DistanceJoint__b2DistanceJoint_p1,Dk=Module._emscripten_bind_b2Vec2____destroy___p0=x._emscripten_bind_b2Vec2____destroy___p0,Ek=Module._emscripten_bind_b2ChainShape__get_m_vertices_p0=
+x._emscripten_bind_b2ChainShape__get_m_vertices_p0,Fk=Module._emscripten_bind_b2BodyDef__b2BodyDef_p0=x._emscripten_bind_b2BodyDef__b2BodyDef_p0,Gk=Module._emscripten_bind_b2RevoluteJoint__Dump_p0=x._emscripten_bind_b2RevoluteJoint__Dump_p0,Hk=Module._emscripten_bind_b2RevoluteJointDef__b2RevoluteJointDef_p0=x._emscripten_bind_b2RevoluteJointDef__b2RevoluteJointDef_p0,Ik=Module._emscripten_bind_b2World__SetDebugDraw_p1=x._emscripten_bind_b2World__SetDebugDraw_p1,Jk=Module._emscripten_bind_b2MouseJoint____destroy___p0=
+x._emscripten_bind_b2MouseJoint____destroy___p0,Kk=Module._emscripten_bind_b2RevoluteJoint__IsMotorEnabled_p0=x._emscripten_bind_b2RevoluteJoint__IsMotorEnabled_p0,Lk=Module._emscripten_bind_b2MouseJointDef__set_frequencyHz_p1=x._emscripten_bind_b2MouseJointDef__set_frequencyHz_p1,Mk=Module._emscripten_bind_b2DestructionListener__b2DestructionListener_p0=x._emscripten_bind_b2DestructionListener__b2DestructionListener_p0,Nk=Module._emscripten_bind_b2WheelJointDef__get_frequencyHz_p0=x._emscripten_bind_b2WheelJointDef__get_frequencyHz_p0,
+Ok=Module._emscripten_bind_b2Filter__b2Filter_p0=x._emscripten_bind_b2Filter__b2Filter_p0,Pk=Module._emscripten_bind_b2World____destroy___p0=x._emscripten_bind_b2World____destroy___p0,Qk=Module._emscripten_bind_b2Body__SetBullet_p1=x._emscripten_bind_b2Body__SetBullet_p1,Rk=Module._emscripten_bind_b2Body__GetAngle_p0=x._emscripten_bind_b2Body__GetAngle_p0,Sk=Module._emscripten_bind_b2PrismaticJointDef__set_bodyA_p1=x._emscripten_bind_b2PrismaticJointDef__set_bodyA_p1,Tk=Module._emscripten_bind_b2MouseJoint__GetTarget_p0=
+x._emscripten_bind_b2MouseJoint__GetTarget_p0,Uk=Module._emscripten_bind_b2DistanceJointDef__get_frequencyHz_p0=x._emscripten_bind_b2DistanceJointDef__get_frequencyHz_p0,Vk=Module._emscripten_bind_b2Contact__GetNext_p0=x._emscripten_bind_b2Contact__GetNext_p0,Wk=Module._emscripten_bind_b2World__DrawDebugData_p0=x._emscripten_bind_b2World__DrawDebugData_p0,Xk=Module._emscripten_bind_b2RevoluteJointDef__set_maxMotorTorque_p1=x._emscripten_bind_b2RevoluteJointDef__set_maxMotorTorque_p1,Yk=Module._emscripten_bind_b2Vec2__LengthSquared_p0=
+x._emscripten_bind_b2Vec2__LengthSquared_p0,Zk=Module._emscripten_bind_b2WheelJointDef__get_localAnchorA_p0=x._emscripten_bind_b2WheelJointDef__get_localAnchorA_p0,$k=Module._emscripten_bind_b2RevoluteJoint____destroy___p0=x._emscripten_bind_b2RevoluteJoint____destroy___p0,al=Module._emscripten_bind_b2PulleyJointDef__get_lengthB_p0=x._emscripten_bind_b2PulleyJointDef__get_lengthB_p0,bl=Module._emscripten_bind_b2WeldJoint__GetReferenceAngle_p0=x._emscripten_bind_b2WeldJoint__GetReferenceAngle_p0,hc=
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+Module._emscripten_bind_b2BroadPhase__GetTreeQuality_p0=x._emscripten_bind_b2BroadPhase__GetTreeQuality_p0,Cl=Module._emscripten_bind_b2WheelJointDef__get_dampingRatio_p0=x._emscripten_bind_b2WheelJointDef__get_dampingRatio_p0,Dl=Module._emscripten_bind_b2RopeJoint__GetBodyB_p0=x._emscripten_bind_b2RopeJoint__GetBodyB_p0,El=Module._emscripten_bind_b2Joint__GetCollideConnected_p0=x._emscripten_bind_b2Joint__GetCollideConnected_p0,Fl=Module._emscripten_bind_b2FrictionJoint__GetReactionTorque_p1=x._emscripten_bind_b2FrictionJoint__GetReactionTorque_p1,
+Gl=Module._emscripten_bind_b2PulleyJointDef__get_bodyB_p1=x._emscripten_bind_b2PulleyJointDef__get_bodyB_p1,Hl=Module._emscripten_bind_b2ContactManager__set_m_contactFilter_p1=x._emscripten_bind_b2ContactManager__set_m_contactFilter_p1,Il=Module._emscripten_bind_b2FrictionJoint__GetAnchorA_p0=x._emscripten_bind_b2FrictionJoint__GetAnchorA_p0,Jl=Module._emscripten_bind_b2EdgeShape__ComputeAABB_p3=x._emscripten_bind_b2EdgeShape__ComputeAABB_p3,Kl=Module._emscripten_bind_b2BodyDef__set_awake_p1=x._emscripten_bind_b2BodyDef__set_awake_p1,
+Ll=Module._emscripten_bind_b2FrictionJointDef__get_bodyB_p1=x._emscripten_bind_b2FrictionJointDef__get_bodyB_p1,Ml=Module._emscripten_bind_b2PrismaticJoint__SetMotorSpeed_p1=x._emscripten_bind_b2PrismaticJoint__SetMotorSpeed_p1,Nl=Module._emscripten_bind_b2PolygonShape__RayCast_p4=x._emscripten_bind_b2PolygonShape__RayCast_p4,Ol=Module._emscripten_bind_b2CircleShape__ComputeMass_p2=x._emscripten_bind_b2CircleShape__ComputeMass_p2,Pl=Module._emscripten_bind_b2MouseJoint__GetFrequency_p0=x._emscripten_bind_b2MouseJoint__GetFrequency_p0,
+Ql=Module._emscripten_bind_b2Contact__IsEnabled_p0=x._emscripten_bind_b2Contact__IsEnabled_p0,Rl=Module._emscripten_bind_b2PrismaticJointDef__set_bodyB_p1=x._emscripten_bind_b2PrismaticJointDef__set_bodyB_p1,Sl=Module._emscripten_bind_b2FixtureDef__set_userData_p1=x._emscripten_bind_b2FixtureDef__set_userData_p1,Tl=Module._emscripten_bind_b2Fixture__SetSensor_p1=x._emscripten_bind_b2Fixture__SetSensor_p1,Ul=Module._emscripten_bind_b2Shape__GetType_p0=x._emscripten_bind_b2Shape__GetType_p0,Vl=Module._emscripten_bind_b2WeldJointDef__get_localAnchorB_p0=
+x._emscripten_bind_b2WeldJointDef__get_localAnchorB_p0,Wl=Module._emscripten_bind_b2ContactManager__Destroy_p1=x._emscripten_bind_b2ContactManager__Destroy_p1,Xl=Module._emscripten_bind_b2PrismaticJoint__GetLocalAnchorA_p0=x._emscripten_bind_b2PrismaticJoint__GetLocalAnchorA_p0,Yl=Module._emscripten_bind_b2WheelJointDef__set_motorSpeed_p1=x._emscripten_bind_b2WheelJointDef__set_motorSpeed_p1,Zl=Module._emscripten_bind_b2Contact__Evaluate_p3=x._emscripten_bind_b2Contact__Evaluate_p3,$l=Module._emscripten_bind_b2PulleyJointDef__set_localAnchorB_p1=
+x._emscripten_bind_b2PulleyJointDef__set_localAnchorB_p1,am=Module._emscripten_bind_b2RevoluteJoint__GetType_p0=x._emscripten_bind_b2RevoluteJoint__GetType_p0,bm=Module._emscripten_bind_b2AABB__Combine_p1=x._emscripten_bind_b2AABB__Combine_p1,cm=Module._emscripten_bind_b2GearJoint__GetReactionTorque_p1=x._emscripten_bind_b2GearJoint__GetReactionTorque_p1,dm=Module._emscripten_bind_b2AABB__Combine_p2=x._emscripten_bind_b2AABB__Combine_p2,em=Module._emscripten_bind_b2PulleyJointDef__get_lengthA_p0=
+x._emscripten_bind_b2PulleyJointDef__get_lengthA_p0,fm=Module._emscripten_bind_b2Shape__get_m_radius_p0=x._emscripten_bind_b2Shape__get_m_radius_p0,gm=Module._emscripten_bind_b2ChainShape__set_m_count_p1=x._emscripten_bind_b2ChainShape__set_m_count_p1,hm=Module._emscripten_bind_b2RopeJointDef__set_bodyA_p1=x._emscripten_bind_b2RopeJointDef__set_bodyA_p1,im=Module._emscripten_bind_b2DynamicTree__GetFatAABB_p1=x._emscripten_bind_b2DynamicTree__GetFatAABB_p1,jm=Module._emscripten_bind_b2DistanceJoint__GetFrequency_p0=
+x._emscripten_bind_b2DistanceJoint__GetFrequency_p0,km=Module._emscripten_bind_b2PrismaticJoint__SetLimits_p2=x._emscripten_bind_b2PrismaticJoint__SetLimits_p2,lm=Module._emscripten_bind_b2PulleyJointDef__b2PulleyJointDef_p0=x._emscripten_bind_b2PulleyJointDef__b2PulleyJointDef_p0,mm=Module._emscripten_bind_b2Color__get_g_p0=x._emscripten_bind_b2Color__get_g_p0,nm=Module._emscripten_bind_b2Fixture__GetBody_p0=x._emscripten_bind_b2Fixture__GetBody_p0,om=Module._emscripten_bind_b2FrictionJointDef__get_collideConnected_p1=
+x._emscripten_bind_b2FrictionJointDef__get_collideConnected_p1,pm=Module._emscripten_bind_b2WheelJointDef__set_maxMotorTorque_p1=x._emscripten_bind_b2WheelJointDef__set_maxMotorTorque_p1,qm=Module._emscripten_bind_b2GearJointDef__get_bodyB_p1=x._emscripten_bind_b2GearJointDef__get_bodyB_p1,rm=Module._emscripten_bind_b2AABB__set_upperBound_p1=x._emscripten_bind_b2AABB__set_upperBound_p1,sm=Module._emscripten_bind_b2Contact__GetFixtureA_p0=x._emscripten_bind_b2Contact__GetFixtureA_p0,tm=Module._emscripten_bind_b2RevoluteJointDef__set_localAnchorB_p1=
+x._emscripten_bind_b2RevoluteJointDef__set_localAnchorB_p1,um=Module._emscripten_bind_b2WheelJointDef__set_localAnchorA_p1=x._emscripten_bind_b2WheelJointDef__set_localAnchorA_p1,vm=Module._emscripten_bind_b2DistanceJointDef__set_bodyB_p1=x._emscripten_bind_b2DistanceJointDef__set_bodyB_p1,wm=Module._emscripten_bind_b2Transform__SetIdentity_p0=x._emscripten_bind_b2Transform__SetIdentity_p0,xm=Module._emscripten_bind_b2FrictionJointDef__set_localAnchorA_p1=x._emscripten_bind_b2FrictionJointDef__set_localAnchorA_p1,
+ym=Module._emscripten_bind_b2Body__SetTransform_p2=x._emscripten_bind_b2Body__SetTransform_p2,zm=Module._emscripten_bind_b2DistanceJoint__GetReactionTorque_p1=x._emscripten_bind_b2DistanceJoint__GetReactionTorque_p1,Am=Module._emscripten_bind_b2StackAllocator__b2StackAllocator_p0=x._emscripten_bind_b2StackAllocator__b2StackAllocator_p0,Bm=Module._emscripten_bind_b2MouseJointDef__set_maxForce_p1=x._emscripten_bind_b2MouseJointDef__set_maxForce_p1,Cm=Module._emscripten_bind_b2RevoluteJoint__GetMotorTorque_p1=
+x._emscripten_bind_b2RevoluteJoint__GetMotorTorque_p1,Dm=Module._emscripten_bind_b2Vec2__set_y_p1=x._emscripten_bind_b2Vec2__set_y_p1,Em=Module._emscripten_bind_b2CircleShape__Clone_p1=x._emscripten_bind_b2CircleShape__Clone_p1,Fm=Module._emscripten_bind_b2Rot__GetAngle_p0=x._emscripten_bind_b2Rot__GetAngle_p0,Gm=Module._emscripten_bind_b2Color____destroy___p0=x._emscripten_bind_b2Color____destroy___p0,Hm=Module._emscripten_bind_b2WeldJoint__GetBodyA_p0=x._emscripten_bind_b2WeldJoint__GetBodyA_p0,
+Im=Module._emscripten_bind_b2Fixture__GetRestitution_p0=x._emscripten_bind_b2Fixture__GetRestitution_p0,Jm=Module._emscripten_bind_b2DistanceJointDef__set_length_p1=x._emscripten_bind_b2DistanceJointDef__set_length_p1,Km=Module._emscripten_bind_b2PrismaticJointDef__get_localAxisA_p0=x._emscripten_bind_b2PrismaticJointDef__get_localAxisA_p0,Lm=Module._emscripten_bind_b2Color__b2Color_p3=x._emscripten_bind_b2Color__b2Color_p3,Mm=Module._emscripten_bind_b2Body__ApplyForceToCenter_p1=x._emscripten_bind_b2Body__ApplyForceToCenter_p1,
+Nm=Module._emscripten_bind_b2PrismaticJoint__SetUserData_p1=x._emscripten_bind_b2PrismaticJoint__SetUserData_p1,Om=Module._emscripten_bind_b2Color__get_r_p0=x._emscripten_bind_b2Color__get_r_p0,Pm=Module._emscripten_bind_b2RevoluteJoint__b2RevoluteJoint_p1=x._emscripten_bind_b2RevoluteJoint__b2RevoluteJoint_p1,Qm=Module._emscripten_bind_b2RevoluteJoint__GetCollideConnected_p0=x._emscripten_bind_b2RevoluteJoint__GetCollideConnected_p0,Rm=Module._emscripten_bind_b2PrismaticJoint__IsActive_p0=x._emscripten_bind_b2PrismaticJoint__IsActive_p0,
+Sm=Module._emscripten_bind_b2Body__SetFixedRotation_p1=x._emscripten_bind_b2Body__SetFixedRotation_p1,Tm=Module._emscripten_bind_b2RopeJointDef____destroy___p0=x._emscripten_bind_b2RopeJointDef____destroy___p0,Um=Module._emscripten_bind_b2PrismaticJointDef__get_bodyB_p1=x._emscripten_bind_b2PrismaticJointDef__get_bodyB_p1,Vm=Module._emscripten_bind_b2Shape__set_m_radius_p1=x._emscripten_bind_b2Shape__set_m_radius_p1,Wm=Module._emscripten_bind_b2WheelJoint__GetBodyB_p0=x._emscripten_bind_b2WheelJoint__GetBodyB_p0,
+Xm=Module._emscripten_bind_b2JointDef__get_bodyA_p0=x._emscripten_bind_b2JointDef__get_bodyA_p0,Ym=Module._emscripten_bind_b2World__GetContactCount_p0=x._emscripten_bind_b2World__GetContactCount_p0,Zm=Module._emscripten_bind_b2Fixture__b2Fixture_p0=x._emscripten_bind_b2Fixture__b2Fixture_p0,$m=Module._emscripten_bind_b2StackAllocator__Allocate_p1=x._emscripten_bind_b2StackAllocator__Allocate_p1,an=Module._emscripten_bind_b2Body__SetGravityScale_p1=x._emscripten_bind_b2Body__SetGravityScale_p1,bn=
+Module._emscripten_bind_b2BroadPhase__CreateProxy_p2=x._emscripten_bind_b2BroadPhase__CreateProxy_p2,cn=Module._emscripten_bind_b2WheelJoint__GetLocalAnchorA_p0=x._emscripten_bind_b2WheelJoint__GetLocalAnchorA_p0,dn=Module._emscripten_bind_b2FrictionJointDef__set_bodyB_p1=x._emscripten_bind_b2FrictionJointDef__set_bodyB_p1,en=Module._emscripten_bind_b2WheelJoint__SetSpringFrequencyHz_p1=x._emscripten_bind_b2WheelJoint__SetSpringFrequencyHz_p1,fn=Module._emscripten_bind_b2MouseJointDef__b2MouseJointDef_p0=
+x._emscripten_bind_b2MouseJointDef__b2MouseJointDef_p0,gn=Module._emscripten_bind_b2PrismaticJointDef__set_localAnchorB_p1=x._emscripten_bind_b2PrismaticJointDef__set_localAnchorB_p1,hn=Module._emscripten_bind_b2Filter____destroy___p0=x._emscripten_bind_b2Filter____destroy___p0,jn=Module._emscripten_bind_b2PrismaticJointDef__set_enableMotor_p1=x._emscripten_bind_b2PrismaticJointDef__set_enableMotor_p1,kn=Module._emscripten_bind_b2Fixture__GetUserData_p0=x._emscripten_bind_b2Fixture__GetUserData_p0,
+ln=Module._emscripten_bind_b2AABB__get_upperBound_p0=x._emscripten_bind_b2AABB__get_upperBound_p0,mn=Module._emscripten_bind_b2PulleyJoint__Dump_p0=x._emscripten_bind_b2PulleyJoint__Dump_p0,nn=Module._emscripten_bind_b2RopeJointDef__get_localAnchorA_p0=x._emscripten_bind_b2RopeJointDef__get_localAnchorA_p0,on=Module._emscripten_bind_b2CircleShape__get_m_radius_p0=x._emscripten_bind_b2CircleShape__get_m_radius_p0,pn=Module._emscripten_bind_b2DistanceJoint__GetLength_p0=x._emscripten_bind_b2DistanceJoint__GetLength_p0,
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+x._emscripten_bind_b2WeldJoint__GetReactionTorque_p1,vn=Module._emscripten_bind_b2GearJoint__SetUserData_p1=x._emscripten_bind_b2GearJoint__SetUserData_p1,wn=Module._emscripten_bind_b2PrismaticJoint__GetAnchorB_p0=x._emscripten_bind_b2PrismaticJoint__GetAnchorB_p0,xn=Module._emscripten_bind_b2MouseJointDef__set_target_p1=x._emscripten_bind_b2MouseJointDef__set_target_p1,yn=Module._emscripten_bind_b2WeldJoint__GetBodyB_p0=x._emscripten_bind_b2WeldJoint__GetBodyB_p0,zn=Module._emscripten_bind_b2PolygonShape__TestPoint_p2=
+x._emscripten_bind_b2PolygonShape__TestPoint_p2,An=Module._emscripten_bind_b2WheelJointDef__set_localAnchorB_p1=x._emscripten_bind_b2WheelJointDef__set_localAnchorB_p1,Bn=Module._emscripten_bind_b2WheelJoint__GetReactionTorque_p1=x._emscripten_bind_b2WheelJoint__GetReactionTorque_p1,Cn=Module._emscripten_bind_b2FrictionJointDef__set_bodyA_p1=x._emscripten_bind_b2FrictionJointDef__set_bodyA_p1,Dn=Module._emscripten_bind_b2Color__b2Color_p0=x._emscripten_bind_b2Color__b2Color_p0,En=Module._emscripten_bind_b2BroadPhase__TestOverlap_p2=
+x._emscripten_bind_b2BroadPhase__TestOverlap_p2,Fn=Module._emscripten_bind_b2PrismaticJointDef__set_localAnchorA_p1=x._emscripten_bind_b2PrismaticJointDef__set_localAnchorA_p1,Gn=Module._emscripten_bind_b2RevoluteJoint__GetReactionTorque_p1=x._emscripten_bind_b2RevoluteJoint__GetReactionTorque_p1,Hn=Module._emscripten_bind_b2Joint__GetAnchorB_p0=x._emscripten_bind_b2Joint__GetAnchorB_p0,In=Module._emscripten_bind_b2CircleShape__set_m_radius_p1=x._emscripten_bind_b2CircleShape__set_m_radius_p1,yb=
+Module._memcpy=x._memcpy,Jn=Module._emscripten_bind_b2World__GetContactManager_p0=x._emscripten_bind_b2World__GetContactManager_p0,Kn=Module._emscripten_bind_b2RevoluteJoint__SetUserData_p1=x._emscripten_bind_b2RevoluteJoint__SetUserData_p1,Ln=Module._emscripten_bind_b2Contact__GetFixtureB_p0=x._emscripten_bind_b2Contact__GetFixtureB_p0,Mn=Module._emscripten_bind_b2Rot__GetYAxis_p0=x._emscripten_bind_b2Rot__GetYAxis_p0,Nn=Module._emscripten_bind_b2RevoluteJointDef__set_upperAngle_p1=x._emscripten_bind_b2RevoluteJointDef__set_upperAngle_p1,
+On=Module._emscripten_bind_b2Shape__Clone_p1=x._emscripten_bind_b2Shape__Clone_p1,Pn=Module._emscripten_bind_b2PulleyJoint__GetType_p0=x._emscripten_bind_b2PulleyJoint__GetType_p0,Qn=Module._emscripten_bind_b2AABB__set_lowerBound_p1=x._emscripten_bind_b2AABB__set_lowerBound_p1,Rn=Module._emscripten_bind_b2RopeJoint__GetCollideConnected_p0=x._emscripten_bind_b2RopeJoint__GetCollideConnected_p0,Sn=Module._emscripten_bind_b2DistanceJoint__IsActive_p0=x._emscripten_bind_b2DistanceJoint__IsActive_p0,Tn=
+Module._emscripten_bind_b2BodyDef__set_linearDamping_p1=x._emscripten_bind_b2BodyDef__set_linearDamping_p1,Un=Module._emscripten_bind_b2BroadPhase__GetTreeBalance_p0=x._emscripten_bind_b2BroadPhase__GetTreeBalance_p0,Vn=Module._emscripten_bind_b2AABB__GetExtents_p0=x._emscripten_bind_b2AABB__GetExtents_p0,Wn=Module._emscripten_bind_b2CircleShape____destroy___p0=x._emscripten_bind_b2CircleShape____destroy___p0,Xn=Module._emscripten_bind_b2WeldJoint__SetFrequency_p1=x._emscripten_bind_b2WeldJoint__SetFrequency_p1,
+Yn=Module._emscripten_bind_b2GearJointDef__set_ratio_p1=x._emscripten_bind_b2GearJointDef__set_ratio_p1,Zn=Module._emscripten_bind_b2FixtureDef__get_density_p0=x._emscripten_bind_b2FixtureDef__get_density_p0,$n=Module._emscripten_bind_b2AABB__GetCenter_p0=x._emscripten_bind_b2AABB__GetCenter_p0,ao=Module._emscripten_bind_b2Draw__ClearFlags_p1=x._emscripten_bind_b2Draw__ClearFlags_p1,bo=Module._emscripten_bind_b2WeldJointDef__get_localAnchorA_p0=x._emscripten_bind_b2WeldJointDef__get_localAnchorA_p0,
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+io=Module._emscripten_bind_b2World__GetTreeHeight_p0=x._emscripten_bind_b2World__GetTreeHeight_p0,jo=Module._emscripten_bind_b2AABB__IsValid_p0=x._emscripten_bind_b2AABB__IsValid_p0,ko=Module._emscripten_bind_b2RevoluteJoint__GetAnchorB_p0=x._emscripten_bind_b2RevoluteJoint__GetAnchorB_p0,lo=Module._emscripten_bind_b2RopeJointDef__get_bodyB_p1=x._emscripten_bind_b2RopeJointDef__get_bodyB_p1,mo=Module._emscripten_bind_b2World__CreateJoint_p1=x._emscripten_bind_b2World__CreateJoint_p1,no=Module._emscripten_bind_b2WheelJoint__GetDefinition_p1=
+x._emscripten_bind_b2WheelJoint__GetDefinition_p1,oo=Module._emscripten_bind_b2Color__set_b_p1=x._emscripten_bind_b2Color__set_b_p1,po=Module._emscripten_bind_b2PrismaticJointDef__get_referenceAngle_p0=x._emscripten_bind_b2PrismaticJointDef__get_referenceAngle_p0,qo=Module._emscripten_bind_b2Body__GetLocalCenter_p0=x._emscripten_bind_b2Body__GetLocalCenter_p0,ro=Module._emscripten_bind_b2WheelJoint__GetLocalAxisA_p0=x._emscripten_bind_b2WheelJoint__GetLocalAxisA_p0,so=Module._emscripten_bind_b2Contact__GetFriction_p0=
+x._emscripten_bind_b2Contact__GetFriction_p0,to=Module._emscripten_bind_b2Body__SetAngularVelocity_p1=x._emscripten_bind_b2Body__SetAngularVelocity_p1,uo=Module._emscripten_bind_b2PrismaticJoint__GetJointSpeed_p0=x._emscripten_bind_b2PrismaticJoint__GetJointSpeed_p0,vo=Module._emscripten_bind_b2CircleShape__TestPoint_p2=x._emscripten_bind_b2CircleShape__TestPoint_p2,wo=Module._emscripten_bind_b2Body__SetAwake_p1=x._emscripten_bind_b2Body__SetAwake_p1,xo=Module._emscripten_bind_b2Filter__set_categoryBits_p1=
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+x._emscripten_bind_b2WeldJoint__GetNext_p0,Io=Module._emscripten_bind_b2WeldJoint__GetCollideConnected_p0=x._emscripten_bind_b2WeldJoint__GetCollideConnected_p0,Jo=Module._emscripten_bind_b2World__SetDestructionListener_p1=x._emscripten_bind_b2World__SetDestructionListener_p1,Ko=Module._emscripten_bind_b2WheelJointDef__get_localAxisA_p0=x._emscripten_bind_b2WheelJointDef__get_localAxisA_p0,Lo=Module._emscripten_bind_b2Joint__GetAnchorA_p0=x._emscripten_bind_b2Joint__GetAnchorA_p0,Mo=Module._emscripten_bind_b2DistanceProxy__b2DistanceProxy_p0=
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+x._emscripten_bind_b2WheelJoint__b2WheelJoint_p1,So=Module._emscripten_bind_b2Body__GetLinearVelocityFromLocalPoint_p1=x._emscripten_bind_b2Body__GetLinearVelocityFromLocalPoint_p1,To=Module._emscripten_bind_b2Draw__DrawTransform_p1=x._emscripten_bind_b2Draw__DrawTransform_p1,Uo=Module._emscripten_bind_b2DistanceJoint__GetType_p0=x._emscripten_bind_b2DistanceJoint__GetType_p0,Vo=Module._emscripten_bind_b2MouseJointDef__set_bodyB_p1=x._emscripten_bind_b2MouseJointDef__set_bodyB_p1,Wo=Module._emscripten_bind_b2Fixture__GetFriction_p0=
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+x._emscripten_bind_b2MouseJoint__GetReactionTorque_p1,up=Module._emscripten_bind_b2Vec2__get_y_p0=x._emscripten_bind_b2Vec2__get_y_p0,vp=Module._emscripten_bind_b2ContactEdge__get_contact_p0=x._emscripten_bind_b2ContactEdge__get_contact_p0,wp=Module._emscripten_bind_b2GearJointDef__set_bodyB_p1=x._emscripten_bind_b2GearJointDef__set_bodyB_p1,xp=Module._emscripten_bind_b2RevoluteJointDef__get_enableMotor_p0=x._emscripten_bind_b2RevoluteJointDef__get_enableMotor_p0,yp=Module._emscripten_bind_b2RopeJoint____destroy___p0=
+x._emscripten_bind_b2RopeJoint____destroy___p0,zp=Module._emscripten_bind_b2WheelJointDef__b2WheelJointDef_p0=x._emscripten_bind_b2WheelJointDef__b2WheelJointDef_p0,Ap=Module._emscripten_bind_b2DistanceJoint__SetFrequency_p1=x._emscripten_bind_b2DistanceJoint__SetFrequency_p1,Bp=Module._emscripten_bind_b2PulleyJointDef__set_lengthA_p1=x._emscripten_bind_b2PulleyJointDef__set_lengthA_p1,Cp=Module._emscripten_bind_b2FixtureDef__get_friction_p0=x._emscripten_bind_b2FixtureDef__get_friction_p0,Dp=Module._emscripten_bind_b2ContactEdge__get_next_p0=
+x._emscripten_bind_b2ContactEdge__get_next_p0,Ep=Module._emscripten_bind_b2RevoluteJoint__GetBodyB_p0=x._emscripten_bind_b2RevoluteJoint__GetBodyB_p0,Fp=Module._emscripten_bind_b2RevoluteJoint__GetUserData_p0=x._emscripten_bind_b2RevoluteJoint__GetUserData_p0,Gp=Module._emscripten_bind_b2Body__GetType_p0=x._emscripten_bind_b2Body__GetType_p0,Hp=Module._emscripten_bind_b2World__Step_p3=x._emscripten_bind_b2World__Step_p3,Ip=Module._emscripten_bind_b2Vec2__set_x_p1=x._emscripten_bind_b2Vec2__set_x_p1,
+Jp=Module._emscripten_bind_b2ContactManager__b2ContactManager_p0=x._emscripten_bind_b2ContactManager__b2ContactManager_p0,Kp=Module._emscripten_bind_b2RopeJoint__GetNext_p0=x._emscripten_bind_b2RopeJoint__GetNext_p0,Lp=Module._emscripten_bind_b2WeldJoint__SetDampingRatio_p1=x._emscripten_bind_b2WeldJoint__SetDampingRatio_p1,Mp=Module._emscripten_bind_b2World__GetTreeQuality_p0=x._emscripten_bind_b2World__GetTreeQuality_p0,Np=Module._emscripten_bind_b2WeldJoint__GetAnchorB_p0=x._emscripten_bind_b2WeldJoint__GetAnchorB_p0,
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+cq=Module._emscripten_bind_b2FrictionJoint__Dump_p0=x._emscripten_bind_b2FrictionJoint__Dump_p0,dq=Module._emscripten_bind_b2ChainShape__SetPrevVertex_p1=x._emscripten_bind_b2ChainShape__SetPrevVertex_p1,eq=Module._emscripten_bind_b2AABB__GetPerimeter_p0=x._emscripten_bind_b2AABB__GetPerimeter_p0,fq=Module._emscripten_bind_b2DistanceProxy__set_m_count_p1=x._emscripten_bind_b2DistanceProxy__set_m_count_p1,gq=Module._emscripten_bind_b2Body__GetLinearVelocityFromWorldPoint_p1=x._emscripten_bind_b2Body__GetLinearVelocityFromWorldPoint_p1,
+hq=Module._emscripten_bind_b2MouseJointDef__set_bodyA_p1=x._emscripten_bind_b2MouseJointDef__set_bodyA_p1,iq=Module._emscripten_bind_b2DynamicTree__GetAreaRatio_p0=x._emscripten_bind_b2DynamicTree__GetAreaRatio_p0,jq=Module._emscripten_bind_b2World__QueryAABB_p2=x._emscripten_bind_b2World__QueryAABB_p2,kq=Module._emscripten_bind_b2RevoluteJoint__GetUpperLimit_p0=x._emscripten_bind_b2RevoluteJoint__GetUpperLimit_p0,lq=Module._emscripten_bind_b2World__SetGravity_p1=x._emscripten_bind_b2World__SetGravity_p1,
+mq=Module._emscripten_bind_b2PulleyJointDef__Initialize_p7=x._emscripten_bind_b2PulleyJointDef__Initialize_p7,nq=Module._emscripten_bind_b2Color__get_b_p0=x._emscripten_bind_b2Color__get_b_p0,oq=Module._emscripten_bind_b2DistanceJoint__GetBodyA_p0=x._emscripten_bind_b2DistanceJoint__GetBodyA_p0,pq=Module._emscripten_bind_b2BroadPhase__DestroyProxy_p1=x._emscripten_bind_b2BroadPhase__DestroyProxy_p1,qq=Module._emscripten_bind_b2PulleyJoint____destroy___p0=x._emscripten_bind_b2PulleyJoint____destroy___p0,
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+Lq=Module._emscripten_bind_b2WeldJoint__GetDampingRatio_p0=x._emscripten_bind_b2WeldJoint__GetDampingRatio_p0,Mq=Module._emscripten_bind_b2FrictionJoint__GetReactionForce_p1=x._emscripten_bind_b2FrictionJoint__GetReactionForce_p1,Nq=Module._emscripten_bind_b2BodyDef__set_userData_p1=x._emscripten_bind_b2BodyDef__set_userData_p1,Oq=Module._emscripten_bind_b2World__SetContactListener_p1=x._emscripten_bind_b2World__SetContactListener_p1,Pq=Module._emscripten_bind_b2PulleyJointDef__get_localAnchorB_p0=
+x._emscripten_bind_b2PulleyJointDef__get_localAnchorB_p0,Qq=Module._emscripten_bind_b2FixtureDef__set_shape_p1=x._emscripten_bind_b2FixtureDef__set_shape_p1,Rq=Module._emscripten_bind_b2DistanceJoint__SetDampingRatio_p1=x._emscripten_bind_b2DistanceJoint__SetDampingRatio_p1,Sq=Module._emscripten_bind_b2Joint__Dump_p0=x._emscripten_bind_b2Joint__Dump_p0,Tq=Module._emscripten_bind_b2Shape__TestPoint_p2=x._emscripten_bind_b2Shape__TestPoint_p2,Uq=Module._emscripten_bind_b2RopeJointDef__set_maxLength_p1=
+x._emscripten_bind_b2RopeJointDef__set_maxLength_p1,Vq=Module._emscripten_bind_b2RopeJoint__SetUserData_p1=x._emscripten_bind_b2RopeJoint__SetUserData_p1,Wq=Module._emscripten_bind_b2Transform__get_p_p0=x._emscripten_bind_b2Transform__get_p_p0,Xq=Module._emscripten_bind_b2PulleyJoint__GetLengthA_p0=x._emscripten_bind_b2PulleyJoint__GetLengthA_p0,Yq=Module._emscripten_bind_b2GearJoint__GetJoint2_p0=x._emscripten_bind_b2GearJoint__GetJoint2_p0,Zq=Module._emscripten_bind_b2Fixture__GetMassData_p1=x._emscripten_bind_b2Fixture__GetMassData_p1,
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+x._emscripten_bind_b2RevoluteJointDef__set_motorSpeed_p1,jr=Module._emscripten_bind_b2BodyDef__set_bullet_p1=x._emscripten_bind_b2BodyDef__set_bullet_p1,kr=Module._emscripten_bind_b2BodyDef__get_angularVelocity_p0=x._emscripten_bind_b2BodyDef__get_angularVelocity_p0,lr=Module._emscripten_bind_b2GearJoint__GetNext_p0=x._emscripten_bind_b2GearJoint__GetNext_p0,mr=Module._emscripten_bind_b2PrismaticJointDef__get_enableLimit_p0=x._emscripten_bind_b2PrismaticJointDef__get_enableLimit_p0,nr=Module._emscripten_bind_b2BodyDef__get_fixedRotation_p0=
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+Module.getClass=function(a){return a.c};
+Module.customizeVTable=function(a,c){for(var d=Ta(a.a,"void*"),e=0;Ta(d+oa*e,"void*");)e++;var g=Ya(e*oa);Pa(a.a,g,"void*");for(var h,i=[],k=0;k<e;k++)(function(a){var c=ta(function(){h=a});Pa(g+oa*k,c,"void*");i.push(c)})(k);var r=[{a:0}];c.forEach(function(c){for(;;)try{c.original.apply(a,r);break}catch(e){r.push(r[0])}c.T=Ta(d+h*oa,"void*")});for(k=0;k<e;k++)sa[(i[k]-2)/2]=l;var H={};c.forEach(function(a){H[a.T]=ta(a.replacement)});for(k=0;k<e;k++){var $=Ta(d+oa*k,"void*");$ in H&&($=H[$]);Pa(g+
+oa*k,$,"void*")}return a};A.prototype.get_m_contactFilter=function(){return z(ff(this.a),Module.b2ContactFilter)};A.prototype.get_m_contactCount=function(){return ui(this.a)};A.prototype.set_m_contactFilter=function(a){Hl(this.a,a.a)};function A(){this.a=Jp();A.prototype.b[this.a]=this;this.c=A}A.prototype.b={};Module.b2ContactManager=A;A.prototype.AddPair=function(a,c){Yp(this.a,a,c)};A.prototype.set_m_allocator=function(a){de(this.a,a.a)};A.prototype.set_m_contactCount=function(a){ni(this.a,a)};
+A.prototype.Collide=function(){Kt(this.a)};A.prototype.set_m_contactList=function(a){Ys(this.a,a.a)};A.prototype.FindNewContacts=function(){gp(this.a)};A.prototype.get_m_contactListener=function(){return z(Mt(this.a),Module.b2ContactListener)};A.prototype.__destroy__=function(){Wf(this.a)};A.prototype.set_m_contactListener=function(a){Hj(this.a,a.a)};A.prototype.get_m_broadPhase=function(){return z(Hf(this.a),Module.b2BroadPhase)};A.prototype.Destroy=function(a){Wl(this.a,a.a)};
+A.prototype.set_m_broadPhase=function(a){vl(this.a,a.a)};A.prototype.get_m_contactList=function(){return z(rk(this.a),Module.b2Contact)};A.prototype.get_m_allocator=function(){return z(pi(this.a),Module.b2BlockAllocator)};B.prototype.GetBodyA=function(){return z(oq(this.a),Module.b2Body)};B.prototype.GetBodyB=function(){return z(jf(this.a),Module.b2Body)};B.prototype.SetFrequency=function(a){Ap(this.a,a)};B.prototype.GetUserData=function(){return be(this.a)};
+B.prototype.SetUserData=function(a){Gj(this.a,a)};B.prototype.GetAnchorB=function(){return z(Tp(this.a),Module.b2Vec2)};B.prototype.GetAnchorA=function(){return z(np(this.a),Module.b2Vec2)};B.prototype.GetNext=function(){return z(me(this.a),Module.b2Joint)};B.prototype.GetLocalAnchorA=function(){return z(Xe(this.a),Module.b2Vec2)};B.prototype.GetLocalAnchorB=function(){return z(sq(this.a),Module.b2Vec2)};B.prototype.GetFrequency=function(){return jm(this.a)};
+B.prototype.GetReactionForce=function(a){return z(ct(this.a,a),Module.b2Vec2)};B.prototype.GetLength=function(){return pn(this.a)};B.prototype.GetDampingRatio=function(){return id(this.a)};B.prototype.GetCollideConnected=function(){return ik(this.a)};B.prototype.__destroy__=function(){Ih(this.a)};B.prototype.Dump=function(){vi(this.a)};B.prototype.GetType=function(){return Uo(this.a)};function B(a){this.a=Ck(a.a);B.prototype.b[this.a]=this;this.c=B}B.prototype.b={};Module.b2DistanceJoint=B;
+B.prototype.SetDampingRatio=function(a){Rq(this.a,a)};B.prototype.GetReactionTorque=function(a){return zm(this.a,a)};B.prototype.SetLength=function(a){we(this.a,a)};B.prototype.IsActive=function(){return Sn(this.a)};C.prototype.GetRestitution=function(){return Im(this.a)};C.prototype.SetFilterData=function(a){yq(this.a,a.a)};C.prototype.SetFriction=function(a){Vr(this.a,a)};function C(){this.a=Zm();C.prototype.b[this.a]=this;this.c=C}C.prototype.b={};Module.b2Fixture=C;
+C.prototype.GetShape=function(){return z(oh(this.a),Module.b2Shape)};C.prototype.SetRestitution=function(a){Kc(this.a,a)};C.prototype.GetBody=function(){return z(nm(this.a),Module.b2Body)};C.prototype.GetNext=function(){return z(Ht(this.a),Module.b2Fixture)};C.prototype.GetFriction=function(){return Wo(this.a)};C.prototype.GetUserData=function(){return kn(this.a)};C.prototype.SetDensity=function(a){Jr(this.a,a)};C.prototype.GetMassData=function(a){Zq(this.a,a.a)};
+C.prototype.SetSensor=function(a){Tl(this.a,a)};C.prototype.GetAABB=function(a){return z(Td(this.a,a),Module.b2AABB)};C.prototype.TestPoint=function(a){return pf(this.a,a.a)};C.prototype.SetUserData=function(a){fl(this.a,a)};C.prototype.__destroy__=function(){Qf(this.a)};C.prototype.RayCast=function(a,c,d){return Of(this.a,a.a,c.a,d)};C.prototype.Refilter=function(){Yj(this.a)};C.prototype.Dump=function(a){zd(this.a,a)};C.prototype.GetFilterData=function(){return z(ve(this.a),Module.b2Filter)};
+C.prototype.IsSensor=function(){return Pi(this.a)};C.prototype.GetType=function(){return fj(this.a)};C.prototype.GetDensity=function(){return Jq(this.a)};D.prototype.GetBodyA=function(){return z(jh(this.a),Module.b2Body)};D.prototype.GetBodyB=function(){return z(Ff(this.a),Module.b2Body)};D.prototype.SetFrequency=function(a){bf(this.a,a)};D.prototype.GetUserData=function(){return zl(this.a)};D.prototype.SetMaxForce=function(a){Lj(this.a,a)};D.prototype.SetUserData=function(a){Cd(this.a,a)};
+D.prototype.GetAnchorB=function(){return z(Fq(this.a),Module.b2Vec2)};D.prototype.GetAnchorA=function(){return z(Mr(this.a),Module.b2Vec2)};function D(a){this.a=Wg(a.a);D.prototype.b[this.a]=this;this.c=D}D.prototype.b={};Module.b2MouseJoint=D;D.prototype.GetNext=function(){return z(Zs(this.a),Module.b2Joint)};D.prototype.GetMaxForce=function(){return ok(this.a)};D.prototype.GetTarget=function(){return z(Tk(this.a),Module.b2Vec2)};D.prototype.GetFrequency=function(){return Pl(this.a)};
+D.prototype.GetReactionForce=function(a){return z(ql(this.a,a),Module.b2Vec2)};D.prototype.GetDampingRatio=function(){return le(this.a)};D.prototype.GetCollideConnected=function(){return pl(this.a)};D.prototype.__destroy__=function(){Jk(this.a)};D.prototype.Dump=function(){Xg(this.a)};D.prototype.SetTarget=function(a){yr(this.a,a.a)};D.prototype.GetType=function(){return Wc(this.a)};D.prototype.SetDampingRatio=function(a){qg(this.a,a)};D.prototype.GetReactionTorque=function(a){return tp(this.a,a)};
+D.prototype.IsActive=function(){return mh(this.a)};F.prototype.GetBodyA=function(){return z(Kj(this.a),Module.b2Body)};F.prototype.__destroy__=function(){qq(this.a)};F.prototype.GetAnchorA=function(){return z(Xj(this.a),Module.b2Vec2)};F.prototype.GetType=function(){return Pn(this.a)};F.prototype.GetGroundAnchorB=function(){return z(tr(this.a),Module.b2Vec2)};F.prototype.GetReactionTorque=function(a){return Bk(this.a,a)};F.prototype.Dump=function(){mn(this.a)};
+F.prototype.GetGroundAnchorA=function(){return z(Fs(this.a),Module.b2Vec2)};F.prototype.GetLengthB=function(){return Vt(this.a)};F.prototype.GetUserData=function(){return Bs(this.a)};F.prototype.GetLengthA=function(){return Xq(this.a)};F.prototype.GetBodyB=function(){return z(Hs(this.a),Module.b2Body)};F.prototype.GetCollideConnected=function(){return ri(this.a)};F.prototype.SetUserData=function(a){ei(this.a,a)};F.prototype.GetAnchorB=function(){return z(Te(this.a),Module.b2Vec2)};
+F.prototype.GetReactionForce=function(a){return z(dp(this.a,a),Module.b2Vec2)};F.prototype.GetNext=function(){return z(nd(this.a),Module.b2Joint)};function F(a){this.a=Ws(a.a);F.prototype.b[this.a]=this;this.c=F}F.prototype.b={};Module.b2PulleyJoint=F;F.prototype.IsActive=function(){return Bd(this.a)};F.prototype.GetRatio=function(){return tg(this.a)};eu.prototype.GetTreeQuality=function(){return Bl(this.a)};eu.prototype.GetFatAABB=function(a){return z(li(this.a,a),Module.b2AABB)};
+eu.prototype.GetUserData=function(a){return fo(this.a,a)};eu.prototype.__destroy__=function(){Yd(this.a)};eu.prototype.GetTreeHeight=function(){return xs(this.a)};function eu(){this.a=wr();eu.prototype.b[this.a]=this;this.c=eu}eu.prototype.b={};Module.b2BroadPhase=eu;eu.prototype.GetProxyCount=function(){return rq(this.a)};eu.prototype.GetTreeBalance=function(){return Un(this.a)};eu.prototype.TestOverlap=function(a,c){return En(this.a,a,c)};eu.prototype.TouchProxy=function(a){Ud(this.a,a)};
+eu.prototype.CreateProxy=function(a,c){return bn(this.a,a.a,c)};eu.prototype.MoveProxy=function(a,c,d){Vi(this.a,a,c.a,d.a)};eu.prototype.DestroyProxy=function(a){pq(this.a,a)};G.prototype.QueryAABB=function(a,c){jq(this.a,a.a,c.a)};G.prototype.SetSubStepping=function(a){di(this.a,a)};G.prototype.GetTreeQuality=function(){return Mp(this.a)};G.prototype.GetTreeHeight=function(){return io(this.a)};G.prototype.GetProfile=function(){return z(Rj(this.a),Module.b2Profile)};G.prototype.GetTreeBalance=function(){return os(this.a)};
+G.prototype.GetSubStepping=function(){return Rr(this.a)};G.prototype.GetContactManager=function(){return z(Jn(this.a),Module.b2ContactManager)};G.prototype.SetContactListener=function(a){Oq(this.a,a.a)};G.prototype.DrawDebugData=function(){Wk(this.a)};G.prototype.SetContinuousPhysics=function(a){fp(this.a,a)};G.prototype.SetGravity=function(a){lq(this.a,a.a)};G.prototype.GetBodyCount=function(){return xh(this.a)};G.prototype.GetAutoClearForces=function(){return ho(this.a)};
+G.prototype.GetContinuousPhysics=function(){return ll(this.a)};G.prototype.GetJointList=function(){return z(ed(this.a),Module.b2Joint)};G.prototype.CreateBody=function(a){return z(Ao(this.a,a.a),Module.b2Body)};G.prototype.GetBodyList=function(){return z(Ad(this.a),Module.b2Body)};G.prototype.SetDestructionListener=function(a){Jo(this.a,a.a)};G.prototype.DestroyJoint=function(a){sh(this.a,a.a)};function G(a){this.a=$i(a.a);G.prototype.b[this.a]=this;this.c=G}G.prototype.b={};Module.b2World=G;
+G.prototype.GetJointCount=function(){return td(this.a)};G.prototype.Step=function(a,c,d){Hp(this.a,a,c,d)};G.prototype.ClearForces=function(){Ah(this.a)};G.prototype.GetWarmStarting=function(){return Zd(this.a)};G.prototype.SetAllowSleeping=function(a){sj(this.a,a)};G.prototype.DestroyBody=function(a){ci(this.a,a.a)};G.prototype.GetAllowSleeping=function(){return Wd(this.a)};G.prototype.CreateJoint=function(a){return z(mo(this.a,a.a),Module.b2Joint)};G.prototype.GetProxyCount=function(){return Ee(this.a)};
+G.prototype.RayCast=function(a,c,d){xj(this.a,a.a,c.a,d.a)};G.prototype.IsLocked=function(){return bg(this.a)};G.prototype.GetContactList=function(){return z(Dd(this.a),Module.b2Contact)};G.prototype.SetDebugDraw=function(a){Ik(this.a,a.a)};G.prototype.__destroy__=function(){Pk(this.a)};G.prototype.Dump=function(){pe(this.a)};G.prototype.SetAutoClearForces=function(a){df(this.a,a)};G.prototype.GetGravity=function(){return z(Mj(this.a),Module.b2Vec2)};G.prototype.GetContactCount=function(){return Ym(this.a)};
+G.prototype.SetWarmStarting=function(a){It(this.a,a)};G.prototype.SetContactFilter=function(a){ki(this.a,a.a)};I.prototype.GetBodyA=function(){return z(ie(this.a),Module.b2Body)};I.prototype.GetBodyB=function(){return z(We(this.a),Module.b2Body)};I.prototype.GetUserData=function(){return Vj(this.a)};I.prototype.GetLocalAxisA=function(){return z(op(this.a),Module.b2Vec2)};I.prototype.GetLowerLimit=function(){return Jf(this.a)};I.prototype.GetAnchorA=function(){return z(re(this.a),Module.b2Vec2)};
+I.prototype.GetNext=function(){return z(Ed(this.a),Module.b2Joint)};function I(a){this.a=Rp(a.a);I.prototype.b[this.a]=this;this.c=I}I.prototype.b={};Module.b2PrismaticJoint=I;I.prototype.GetLocalAnchorA=function(){return z(Xl(this.a),Module.b2Vec2)};I.prototype.SetMotorSpeed=function(a){Ml(this.a,a)};I.prototype.GetLocalAnchorB=function(){return z(mf(this.a),Module.b2Vec2)};I.prototype.GetMotorSpeed=function(){return br(this.a)};I.prototype.SetMaxMotorForce=function(a){Kd(this.a,a)};
+I.prototype.EnableLimit=function(a){Oc(this.a,a)};I.prototype.IsMotorEnabled=function(){return mj(this.a)};I.prototype.SetUserData=function(a){Nm(this.a,a)};I.prototype.GetReactionForce=function(a){return z(jg(this.a,a),Module.b2Vec2)};I.prototype.GetMaxMotorForce=function(){return rs(this.a)};I.prototype.GetCollideConnected=function(){return og(this.a)};I.prototype.GetJointSpeed=function(){return uo(this.a)};I.prototype.EnableMotor=function(a){ig(this.a,a)};I.prototype.__destroy__=function(){ad(this.a)};
+I.prototype.GetReferenceAngle=function(){return au(this.a)};I.prototype.Dump=function(){Zr(this.a)};I.prototype.GetMotorForce=function(a){return Rc(this.a,a)};I.prototype.GetJointTranslation=function(){return Kq(this.a)};I.prototype.GetType=function(){return $c(this.a)};I.prototype.IsLimitEnabled=function(){return Wj(this.a)};I.prototype.GetReactionTorque=function(a){return Ue(this.a,a)};I.prototype.SetLimits=function(a,c){km(this.a,a,c)};I.prototype.GetUpperLimit=function(){return Yr(this.a)};
+I.prototype.IsActive=function(){return Rm(this.a)};I.prototype.GetAnchorB=function(){return z(wn(this.a),Module.b2Vec2)};fu.prototype.__destroy__=function(){Wn(this.a)};fu.prototype.GetType=function(){return yh(this.a)};fu.prototype.ComputeMass=function(a,c){Ol(this.a,a.a,c)};fu.prototype.set_m_radius=function(a){In(this.a,a)};fu.prototype.get_m_radius=function(){return on(this.a)};fu.prototype.GetVertex=function(a){return z(Go(this.a,a),Module.b2Vec2)};
+fu.prototype.Clone=function(a){return z(Em(this.a,a.a),Module.b2Shape)};fu.prototype.GetSupportVertex=function(a){return z(yi(this.a,a.a),Module.b2Vec2)};fu.prototype.RayCast=function(a,c,d,e){return Md(this.a,a.a,c.a,d.a,e)};fu.prototype.ComputeAABB=function(a,c,d){ft(this.a,a.a,c.a,d)};fu.prototype.GetVertexCount=function(){return Xi(this.a)};fu.prototype.GetChildCount=function(){return Ft(this.a)};fu.prototype.TestPoint=function(a,c){return vo(this.a,a.a,c.a)};
+function fu(){this.a=xk();fu.prototype.b[this.a]=this;this.c=fu}fu.prototype.b={};Module.b2CircleShape=fu;fu.prototype.GetSupport=function(a){return kl(this.a,a.a)};fu.prototype.set_m_p=function(a){ds(this.a,a.a)};fu.prototype.get_m_p=function(){return z(Dq(this.a),Module.b2Vec2)};J.prototype.GetBodyA=function(){return z(Nd(this.a),Module.b2Body)};J.prototype.GetBodyB=function(){return z(Wm(this.a),Module.b2Body)};J.prototype.GetUserData=function(){return xg(this.a)};
+J.prototype.GetDefinition=function(a){no(this.a,a.a)};J.prototype.GetLocalAxisA=function(){return z(ro(this.a),Module.b2Vec2)};J.prototype.SetSpringDampingRatio=function(a){Af(this.a,a)};J.prototype.GetAnchorB=function(){return z(Hi(this.a),Module.b2Vec2)};J.prototype.GetAnchorA=function(){return z(vk(this.a),Module.b2Vec2)};J.prototype.GetNext=function(){return z(ji(this.a),Module.b2Joint)};J.prototype.GetSpringFrequencyHz=function(){return Jc(this.a)};
+J.prototype.GetLocalAnchorA=function(){return z(cn(this.a),Module.b2Vec2)};J.prototype.SetMotorSpeed=function(a){wq(this.a,a)};J.prototype.GetLocalAnchorB=function(){return z(Er(this.a),Module.b2Vec2)};J.prototype.GetMotorSpeed=function(){return fi(this.a)};J.prototype.GetMotorTorque=function(a){return zj(this.a,a)};function J(a){this.a=Ro(a.a);J.prototype.b[this.a]=this;this.c=J}J.prototype.b={};Module.b2WheelJoint=J;J.prototype.IsMotorEnabled=function(){return $p(this.a)};
+J.prototype.GetJointTranslation=function(){return pr(this.a)};J.prototype.SetUserData=function(a){Sf(this.a,a)};J.prototype.GetReactionForce=function(a){return z(Id(this.a,a),Module.b2Vec2)};J.prototype.GetSpringDampingRatio=function(){return wf(this.a)};J.prototype.SetMaxMotorTorque=function(a){ee(this.a,a)};J.prototype.GetCollideConnected=function(){return Eo(this.a)};J.prototype.GetJointSpeed=function(){return Mf(this.a)};J.prototype.EnableMotor=function(a){Qh(this.a,a)};
+J.prototype.__destroy__=function(){Jj(this.a)};J.prototype.Dump=function(){ns(this.a)};J.prototype.GetMaxMotorTorque=function(){return es(this.a)};J.prototype.GetType=function(){return Bt(this.a)};J.prototype.GetReactionTorque=function(a){return Bn(this.a,a)};J.prototype.SetSpringFrequencyHz=function(a){en(this.a,a)};J.prototype.IsActive=function(){return No(this.a)};gu.prototype.__destroy__=function(){nl(this.a)};gu.prototype.AppendFlags=function(a){fg(this.a,a)};
+gu.prototype.DrawTransform=function(a){To(this.a,a.a)};gu.prototype.ClearFlags=function(a){ao(this.a,a)};gu.prototype.DrawPolygon=function(a,c,d){Ef(this.a,a.a,c,d.a)};gu.prototype.DrawSolidCircle=function(a,c,d,e){Qr(this.a,a.a,c,d.a,e.a)};gu.prototype.DrawSolidPolygon=function(a,c,d){Vf(this.a,a.a,c,d.a)};gu.prototype.DrawCircle=function(a,c,d){dr(this.a,a.a,c,d.a)};gu.prototype.SetFlags=function(a){oj(this.a,a)};gu.prototype.DrawSegment=function(a,c,d){ys(this.a,a.a,c.a,d.a)};
+function gu(){this.a=Aj();gu.prototype.b[this.a]=this;this.c=gu}gu.prototype.b={};Module.b2Draw=gu;gu.prototype.GetFlags=function(){return Gh(this.a)};function hu(){b("b2Joint is abstract!")}hu.prototype.b={};Module.b2Joint=hu;hu.prototype.GetNext=function(){return z(Qg(this.a),Module.b2Joint)};hu.prototype.GetBodyA=function(){return z(Oi(this.a),Module.b2Body)};hu.prototype.GetBodyB=function(){return z(ul(this.a),Module.b2Body)};hu.prototype.GetReactionTorque=function(a){return At(this.a,a)};
+hu.prototype.GetAnchorA=function(){return z(Lo(this.a),Module.b2Vec2)};hu.prototype.GetUserData=function(){return si(this.a)};hu.prototype.GetType=function(){return Do(this.a)};hu.prototype.SetUserData=function(a){Bf(this.a,a)};hu.prototype.GetCollideConnected=function(){return El(this.a)};hu.prototype.Dump=function(){Sq(this.a)};hu.prototype.GetAnchorB=function(){return z(Hn(this.a),Module.b2Vec2)};hu.prototype.GetReactionForce=function(a){return z(dg(this.a,a),Module.b2Vec2)};
+hu.prototype.IsActive=function(){return md(this.a)};K.prototype.GetJoint1=function(){return z(fs(this.a),Module.b2Joint)};function K(a){this.a=Ss(a.a);K.prototype.b[this.a]=this;this.c=K}K.prototype.b={};Module.b2GearJoint=K;K.prototype.GetAnchorA=function(){return z(Ie(this.a),Module.b2Vec2)};K.prototype.GetJoint2=function(){return z(Yq(this.a),Module.b2Joint)};K.prototype.GetReactionTorque=function(a){return cm(this.a,a)};K.prototype.Dump=function(){lg(this.a)};K.prototype.__destroy__=function(){zg(this.a)};
+K.prototype.SetRatio=function(a){Zt(this.a,a)};K.prototype.GetType=function(){return kh(this.a)};K.prototype.GetUserData=function(){return Fi(this.a)};K.prototype.GetBodyB=function(){return z(Ci(this.a),Module.b2Body)};K.prototype.GetCollideConnected=function(){return ls(this.a)};K.prototype.SetUserData=function(a){vn(this.a,a)};K.prototype.GetAnchorB=function(){return z(Xf(this.a),Module.b2Vec2)};K.prototype.GetReactionForce=function(a){return z(tt(this.a,a),Module.b2Vec2)};
+K.prototype.GetBodyA=function(){return z(wk(this.a),Module.b2Body)};K.prototype.GetNext=function(){return z(lr(this.a),Module.b2Joint)};K.prototype.IsActive=function(){return pd(this.a)};K.prototype.GetRatio=function(){return ht(this.a)};iu.prototype.ReportFixture=function(a,c,d,e){return Pe(this.a,a.a,c.a,d.a,e)};function iu(){this.a=Xc();iu.prototype.b[this.a]=this;this.c=iu}iu.prototype.b={};Module.b2RayCastCallback=iu;iu.prototype.__destroy__=function(){oe(this.a)};ju.prototype.__destroy__=function(){Bh(this.a)};
+function ju(){this.a=uh();ju.prototype.b[this.a]=this;this.c=ju}ju.prototype.b={};Module.b2DynamicTree=ju;ju.prototype.GetFatAABB=function(a){return z(im(this.a,a),Module.b2AABB)};ju.prototype.GetUserData=function(a){return Dh(this.a,a)};ju.prototype.GetMaxBalance=function(){return ip(this.a)};ju.prototype.GetHeight=function(){return cu(this.a)};ju.prototype.GetAreaRatio=function(){return iq(this.a)};ju.prototype.RebuildBottomUp=function(){ue(this.a)};
+ju.prototype.CreateProxy=function(a,c){return ud(this.a,a.a,c)};ju.prototype.MoveProxy=function(a,c,d){return eh(this.a,a,c.a,d.a)};ju.prototype.Validate=function(){kd(this.a)};ju.prototype.DestroyProxy=function(a){ld(this.a,a)};L.prototype.GetBodyA=function(){return z(Hm(this.a),Module.b2Body)};L.prototype.GetBodyB=function(){return z(yn(this.a),Module.b2Body)};L.prototype.SetFrequency=function(a){Xn(this.a,a)};L.prototype.GetUserData=function(){return pj(this.a)};
+L.prototype.SetUserData=function(a){he(this.a,a)};L.prototype.GetAnchorB=function(){return z(Np(this.a),Module.b2Vec2)};L.prototype.GetAnchorA=function(){return z(cf(this.a),Module.b2Vec2)};L.prototype.GetNext=function(){return z(Ho(this.a),Module.b2Joint)};L.prototype.GetLocalAnchorA=function(){return z(wd(this.a),Module.b2Vec2)};L.prototype.GetLocalAnchorB=function(){return z(Xh(this.a),Module.b2Vec2)};L.prototype.GetFrequency=function(){return Vc(this.a)};
+function L(a){this.a=Tf(a.a);L.prototype.b[this.a]=this;this.c=L}L.prototype.b={};Module.b2WeldJoint=L;L.prototype.GetReactionForce=function(a){return z(Rg(this.a,a),Module.b2Vec2)};L.prototype.GetDampingRatio=function(){return Lq(this.a)};L.prototype.GetCollideConnected=function(){return Io(this.a)};L.prototype.__destroy__=function(){vf(this.a)};L.prototype.GetReferenceAngle=function(){return bl(this.a)};L.prototype.Dump=function(){Ot(this.a)};L.prototype.GetType=function(){return tl(this.a)};
+L.prototype.SetDampingRatio=function(a){Lp(this.a,a)};L.prototype.GetReactionTorque=function(a){return un(this.a,a)};L.prototype.IsActive=function(){return Uf(this.a)};M.prototype.GetBodyA=function(){return z(rp(this.a),Module.b2Body)};M.prototype.GetBodyB=function(){return z(Ep(this.a),Module.b2Body)};M.prototype.GetUserData=function(){return Fp(this.a)};M.prototype.GetLowerLimit=function(){return rh(this.a)};M.prototype.GetAnchorA=function(){return z(Sg(this.a),Module.b2Vec2)};
+function M(a){this.a=Pm(a.a);M.prototype.b[this.a]=this;this.c=M}M.prototype.b={};Module.b2RevoluteJoint=M;M.prototype.GetNext=function(){return z(bi(this.a),Module.b2Joint)};M.prototype.GetLocalAnchorA=function(){return z(hd(this.a),Module.b2Vec2)};M.prototype.SetMotorSpeed=function(a){tn(this.a,a)};M.prototype.GetLocalAnchorB=function(){return z(gl(this.a),Module.b2Vec2)};M.prototype.GetJointAngle=function(){return $o(this.a)};M.prototype.GetMotorSpeed=function(){return us(this.a)};
+M.prototype.GetMotorTorque=function(a){return Cm(this.a,a)};M.prototype.IsLimitEnabled=function(){return Hg(this.a)};M.prototype.EnableLimit=function(a){Mc(this.a,a)};M.prototype.IsMotorEnabled=function(){return Kk(this.a)};M.prototype.SetUserData=function(a){Kn(this.a,a)};M.prototype.GetReactionForce=function(a){return z(lk(this.a,a),Module.b2Vec2)};M.prototype.SetMaxMotorTorque=function(a){Tt(this.a,a)};M.prototype.GetCollideConnected=function(){return Qm(this.a)};M.prototype.GetJointSpeed=function(){return Rd(this.a)};
+M.prototype.EnableMotor=function(a){Cg(this.a,a)};M.prototype.__destroy__=function(){$k(this.a)};M.prototype.GetReferenceAngle=function(){return $f(this.a)};M.prototype.Dump=function(){Gk(this.a)};M.prototype.SetLimits=function(a,c){Aq(this.a,a,c)};M.prototype.GetMaxMotorTorque=function(){return Uc(this.a)};M.prototype.GetType=function(){return am(this.a)};M.prototype.GetReactionTorque=function(a){return Gn(this.a,a)};M.prototype.GetUpperLimit=function(){return kq(this.a)};M.prototype.IsActive=function(){return bp(this.a)};
+M.prototype.GetAnchorB=function(){return z(ko(this.a),Module.b2Vec2)};function ku(){this.a=ep();ku.prototype.b[this.a]=this;this.c=ku}ku.prototype.b={};Module.b2Timer=ku;ku.prototype.Reset=function(){Yi(this.a)};ku.prototype.__destroy__=function(){ah(this.a)};ku.prototype.GetMilliseconds=function(){return Jg(this.a)};lu.prototype.__destroy__=function(){pg(this.a)};function lu(){this.a=ps();lu.prototype.b[this.a]=this;this.c=lu}lu.prototype.b={};Module.b2ContactListener=lu;
+lu.prototype.EndContact=function(a){$j(this.a,a.a)};lu.prototype.BeginContact=function(a){lp(this.a,a.a)};lu.prototype.PreSolve=function(a,c){Si(this.a,a.a,c.a)};lu.prototype.PostSolve=function(a,c){gj(this.a,a.a,c.a)};O.prototype.__destroy__=function(){Bj(this.a)};O.prototype.GetType=function(){return xq(this.a)};O.prototype.CreateChain=function(a,c){dl(this.a,a.a,c)};O.prototype.set_m_radius=function(a){Br(this.a,a)};O.prototype.get_m_radius=function(){return Cj(this.a)};
+O.prototype.get_m_vertices=function(){return z(Ek(this.a),Module.b2Vec2)};O.prototype.ComputeMass=function(a,c){yo(this.a,a.a,c)};O.prototype.Clone=function(a){return z(pp(this.a,a.a),Module.b2Shape)};O.prototype.get_m_count=function(){return Co(this.a)};O.prototype.GetChildEdge=function(a,c){tq(this.a,a.a,c)};function O(){this.a=Ld();O.prototype.b[this.a]=this;this.c=O}O.prototype.b={};Module.b2ChainShape=O;O.prototype.ComputeAABB=function(a,c,d){il(this.a,a.a,c.a,d)};
+O.prototype.RayCast=function(a,c,d,e){return kk(this.a,a.a,c.a,d.a,e)};O.prototype.GetChildCount=function(){return Mi(this.a)};O.prototype.TestPoint=function(a,c){return Bq(this.a,a.a,c.a)};O.prototype.SetPrevVertex=function(a){dq(this.a,a.a)};O.prototype.CreateLoop=function(a,c){ai(this.a,a.a,c)};O.prototype.set_m_vertices=function(a){Up(this.a,a.a)};O.prototype.SetNextVertex=function(a){Ni(this.a,a.a)};O.prototype.set_m_count=function(a){gm(this.a,a)};
+mu.prototype.ReportFixture=function(a){return gt(this.a,a.a)};mu.prototype.__destroy__=function(){Zi(this.a)};function mu(){this.a=aq();mu.prototype.b[this.a]=this;this.c=mu}mu.prototype.b={};Module.b2QueryCallback=mu;nu.prototype.__destroy__=function(){cd(this.a)};nu.prototype.Clear=function(){Nh(this.a)};nu.prototype.Free=function(a,c){Xt(this.a,a,c)};nu.prototype.Allocate=function(a){return it(this.a,a)};function nu(){this.a=Ng();nu.prototype.b[this.a]=this;this.c=nu}nu.prototype.b={};
+Module.b2BlockAllocator=nu;P.prototype.GetNext=function(){return z(Kp(this.a),Module.b2Joint)};P.prototype.__destroy__=function(){yp(this.a)};P.prototype.GetAnchorA=function(){return z(Uh(this.a),Module.b2Vec2)};P.prototype.GetReactionTorque=function(a){return If(this.a,a)};P.prototype.GetMaxLength=function(){return ke(this.a)};P.prototype.GetBodyA=function(){return z(Sh(this.a),Module.b2Body)};P.prototype.GetCollideConnected=function(){return Rn(this.a)};P.prototype.GetUserData=function(){return Ei(this.a)};
+P.prototype.GetType=function(){return vh(this.a)};P.prototype.GetBodyB=function(){return z(Dl(this.a),Module.b2Body)};P.prototype.GetLocalAnchorA=function(){return z(Ye(this.a),Module.b2Vec2)};P.prototype.Dump=function(){pk(this.a)};P.prototype.SetMaxLength=function(a){rr(this.a,a)};P.prototype.GetLocalAnchorB=function(){return z(Sd(this.a),Module.b2Vec2)};P.prototype.SetUserData=function(a){Vq(this.a,a)};P.prototype.GetAnchorB=function(){return z(Oh(this.a),Module.b2Vec2)};
+P.prototype.GetReactionForce=function(a){return z(jl(this.a,a),Module.b2Vec2)};function P(a){this.a=vg(a.a);P.prototype.b[this.a]=this;this.c=P}P.prototype.b={};Module.b2RopeJoint=P;P.prototype.GetLimitState=function(){return gi(this.a)};P.prototype.IsActive=function(){return Dj(this.a)};Q.prototype.__destroy__=function(){Lc(this.a)};Q.prototype.Set=function(a,c){Hh(this.a,a.a,c)};Q.prototype.ComputeMass=function(a,c){Po(this.a,a.a,c)};Q.prototype.set_m_radius=function(a){Yh(this.a,a)};
+Q.prototype.get_m_radius=function(){return ze(this.a)};Q.prototype.Clone=function(a){return z(Uj(this.a,a.a),Module.b2Shape)};Q.prototype.GetVertex=function(a){return z(jp(this.a,a),Module.b2Vec2)};Q.prototype.RayCast=function(a,c,d,e){return Nl(this.a,a.a,c.a,d.a,e)};Q.prototype.SetAsBox=function(a,c,d,e){d===f?Or(this.a,a,c):Nr(this.a,a,c,d.a,e)};Q.prototype.set_m_centroid=function(a){He(this.a,a.a)};Q.prototype.ComputeAABB=function(a,c,d){sk(this.a,a.a,c.a,d)};
+Q.prototype.set_m_vertexCount=function(a){Eg(this.a,a)};Q.prototype.GetVertexCount=function(){return wi(this.a)};Q.prototype.GetChildCount=function(){return Mg(this.a)};Q.prototype.TestPoint=function(a,c){return zn(this.a,a.a,c.a)};Q.prototype.GetType=function(){return co(this.a)};function Q(){this.a=Yo();Q.prototype.b[this.a]=this;this.c=Q}Q.prototype.b={};Module.b2PolygonShape=Q;Q.prototype.get_m_vertexCount=function(){return Zf(this.a)};
+Q.prototype.get_m_centroid=function(){return z(lj(this.a),Module.b2Vec2)};ou.prototype.__destroy__=function(){Lh(this.a)};ou.prototype.Set=function(a,c){bs(this.a,a.a,c.a)};ou.prototype.ComputeMass=function(a,c){Oe(this.a,a.a,c)};ou.prototype.set_m_radius=function(a){Ej(this.a,a)};ou.prototype.get_m_radius=function(){return qd(this.a)};ou.prototype.Clone=function(a){return z(Ks(this.a,a.a),Module.b2Shape)};ou.prototype.GetType=function(){return Qt(this.a)};
+ou.prototype.RayCast=function(a,c,d,e){return gd(this.a,a.a,c.a,d.a,e)};ou.prototype.ComputeAABB=function(a,c,d){Jl(this.a,a.a,c.a,d)};ou.prototype.GetChildCount=function(){return yk(this.a)};ou.prototype.TestPoint=function(a,c){return Vp(this.a,a.a,c.a)};function ou(){this.a=uq();ou.prototype.b[this.a]=this;this.c=ou}ou.prototype.b={};Module.b2EdgeShape=ou;function pu(){b("b2Contact is abstract!")}pu.prototype.b={};Module.b2Contact=pu;pu.prototype.GetNext=function(){return z(Vk(this.a),Module.b2Contact)};
+pu.prototype.SetEnabled=function(a){ef(this.a,a)};pu.prototype.GetWorldManifold=function(a){Ch(this.a,a.a)};pu.prototype.GetRestitution=function(){return Op(this.a)};pu.prototype.ResetFriction=function(){gk(this.a)};pu.prototype.GetFriction=function(){return so(this.a)};pu.prototype.IsTouching=function(){return uj(this.a)};pu.prototype.IsEnabled=function(){return Ql(this.a)};pu.prototype.GetFixtureB=function(){return z(Ln(this.a),Module.b2Fixture)};pu.prototype.SetFriction=function(a){Lf(this.a,a)};
+pu.prototype.GetFixtureA=function(){return z(sm(this.a),Module.b2Fixture)};pu.prototype.GetChildIndexA=function(){return nh(this.a)};pu.prototype.GetChildIndexB=function(){return of(this.a)};pu.prototype.Evaluate=function(a,c,d){Zl(this.a,a.a,c.a,d.a)};pu.prototype.SetRestitution=function(a){ij(this.a,a)};pu.prototype.GetManifold=function(){return z(Kf(this.a),Module.b2Manifold)};pu.prototype.ResetRestitution=function(){ch(this.a)};function qu(){b("b2Shape is abstract!")}qu.prototype.b={};
+Module.b2Shape=qu;qu.prototype.get_m_radius=function(){return fm(this.a)};qu.prototype.ComputeMass=function(a,c){bk(this.a,a.a,c)};qu.prototype.set_m_radius=function(a){Vm(this.a,a)};qu.prototype.Clone=function(a){return z(On(this.a,a.a),Module.b2Shape)};qu.prototype.GetType=function(){return Ul(this.a)};qu.prototype.RayCast=function(a,c,d,e){return kg(this.a,a.a,c.a,d.a,e)};qu.prototype.ComputeAABB=function(a,c,d){zt(this.a,a.a,c.a,d)};qu.prototype.GetChildCount=function(){return Zg(this.a)};
+qu.prototype.TestPoint=function(a,c){return Tq(this.a,a.a,c.a)};function R(){b("b2Body is abstract!")}R.prototype.b={};Module.b2Body=R;R.prototype.GetAngle=function(){return Rk(this.a)};R.prototype.GetUserData=function(){return Ls(this.a)};R.prototype.IsSleepingAllowed=function(){return Sc(this.a)};R.prototype.SetAngularDamping=function(a){te(this.a,a)};R.prototype.SetActive=function(a){ng(this.a,a)};R.prototype.SetGravityScale=function(a){an(this.a,a)};
+R.prototype.SetUserData=function(a){Ms(this.a,a)};R.prototype.GetAngularVelocity=function(){return Ag(this.a)};R.prototype.GetFixtureList=function(){return z(or(this.a),Module.b2Fixture)};R.prototype.ApplyForce=function(a,c){sp(this.a,a.a,c.a)};R.prototype.GetLocalPoint=function(a){return z(wh(this.a,a.a),Module.b2Vec2)};R.prototype.SetLinearVelocity=function(a){Us(this.a,a.a)};R.prototype.GetJointList=function(){return z($g(this.a),Module.b2JointEdge)};
+R.prototype.GetLinearVelocity=function(){return z(oi(this.a),Module.b2Vec2)};R.prototype.GetNext=function(){return z(ws(this.a),Module.b2Body)};R.prototype.SetSleepingAllowed=function(a){Ts(this.a,a)};R.prototype.SetTransform=function(a,c){ym(this.a,a.a,c)};R.prototype.GetMass=function(){return uf(this.a)};R.prototype.SetAngularVelocity=function(a){to(this.a,a)};R.prototype.GetMassData=function(a){Pg(this.a,a.a)};R.prototype.GetLinearVelocityFromWorldPoint=function(a){return z(gq(this.a,a.a),Module.b2Vec2)};
+R.prototype.ResetMassData=function(){ap(this.a)};R.prototype.ApplyForceToCenter=function(a){Mm(this.a,a.a)};R.prototype.ApplyTorque=function(a){rg(this.a,a)};R.prototype.IsAwake=function(){return Lr(this.a)};R.prototype.SetType=function(a){Dg(this.a,a)};R.prototype.CreateFixture=function(a,c){return c===f?z(Gq(this.a,a.a),Module.b2Fixture):z(Hq(this.a,a.a,c),Module.b2Fixture)};R.prototype.SetMassData=function(a){lh(this.a,a.a)};R.prototype.GetTransform=function(){return z(Qp(this.a),Module.b2Transform)};
+R.prototype.GetWorldCenter=function(){return z(ut(this.a),Module.b2Vec2)};R.prototype.GetAngularDamping=function(){return Li(this.a)};R.prototype.ApplyLinearImpulse=function(a,c){Vs(this.a,a.a,c.a)};R.prototype.IsFixedRotation=function(){return yf(this.a)};R.prototype.GetLocalCenter=function(){return z(qo(this.a),Module.b2Vec2)};R.prototype.GetWorldVector=function(a){return z(Ur(this.a,a.a),Module.b2Vec2)};R.prototype.GetLinearVelocityFromLocalPoint=function(a){return z(So(this.a,a.a),Module.b2Vec2)};
+R.prototype.GetContactList=function(){return z(qt(this.a),Module.b2ContactEdge)};R.prototype.GetWorldPoint=function(a){return z(fr(this.a,a.a),Module.b2Vec2)};R.prototype.SetAwake=function(a){wo(this.a,a)};R.prototype.GetLinearDamping=function(){return Yc(this.a)};R.prototype.IsBullet=function(){return $q(this.a)};R.prototype.GetWorld=function(){return z(Xo(this.a),Module.b2World)};R.prototype.GetLocalVector=function(a){return z(el(this.a,a.a),Module.b2Vec2)};
+R.prototype.SetLinearDamping=function(a){Tr(this.a,a)};R.prototype.Dump=function(){Qe(this.a)};R.prototype.SetBullet=function(a){Qk(this.a,a)};R.prototype.GetType=function(){return Gp(this.a)};R.prototype.GetGravityScale=function(){return yd(this.a)};R.prototype.DestroyFixture=function(a){mg(this.a,a.a)};R.prototype.GetInertia=function(){return jj(this.a)};R.prototype.IsActive=function(){return zs(this.a)};R.prototype.SetFixedRotation=function(a){Sm(this.a,a)};
+R.prototype.ApplyAngularImpulse=function(a){zq(this.a,a)};R.prototype.GetPosition=function(){return z(Hd(this.a),Module.b2Vec2)};S.prototype.SetMaxTorque=function(a){mi(this.a,a)};S.prototype.GetMaxForce=function(){return ck(this.a)};S.prototype.GetAnchorA=function(){return z(Il(this.a),Module.b2Vec2)};S.prototype.GetReactionTorque=function(a){return Fl(this.a,a)};S.prototype.Dump=function(){cq(this.a)};S.prototype.__destroy__=function(){dt(this.a)};S.prototype.GetCollideConnected=function(){return ms(this.a)};
+S.prototype.GetUserData=function(){return ye(this.a)};S.prototype.GetType=function(){return Ps(this.a)};S.prototype.SetMaxForce=function(a){Vg(this.a,a)};S.prototype.GetBodyB=function(){return z(Gg(this.a),Module.b2Body)};S.prototype.GetLocalAnchorA=function(){return z(er(this.a),Module.b2Vec2)};function S(a){this.a=Ki(a.a);S.prototype.b[this.a]=this;this.c=S}S.prototype.b={};Module.b2FrictionJoint=S;S.prototype.GetLocalAnchorB=function(){return z(Sr(this.a),Module.b2Vec2)};
+S.prototype.SetUserData=function(a){cp(this.a,a)};S.prototype.GetAnchorB=function(){return z(wj(this.a),Module.b2Vec2)};S.prototype.GetReactionForce=function(a){return z(Mq(this.a,a),Module.b2Vec2)};S.prototype.GetBodyA=function(){return z(Rh(this.a),Module.b2Body)};S.prototype.GetNext=function(){return z(lt(this.a),Module.b2Joint)};S.prototype.GetMaxTorque=function(){return Wp(this.a)};S.prototype.IsActive=function(){return Cf(this.a)};ru.prototype.GetMaxAllocation=function(){return af(this.a)};
+ru.prototype.__destroy__=function(){dj(this.a)};function ru(){this.a=Am();ru.prototype.b[this.a]=this;this.c=ru}ru.prototype.b={};Module.b2StackAllocator=ru;ru.prototype.Allocate=function(a){return $m(this.a,a)};ru.prototype.Free=function(a){xi(this.a,a)};su.prototype.__destroy__=function(){Xd(this.a)};su.prototype.SayGoodbye=function(a){Jh(this.a,a.a)};function su(){this.a=Mk();su.prototype.b[this.a]=this;this.c=su}su.prototype.b={};Module.b2DestructionListener=su;tu.prototype.__destroy__=function(){hn(this.a)};
+tu.prototype.set_maskBits=function(a){Qi(this.a,a)};tu.prototype.set_categoryBits=function(a){xo(this.a,a)};tu.prototype.get_groupIndex=function(){return Wr(this.a)};tu.prototype.set_groupIndex=function(a){Tg(this.a,a)};tu.prototype.get_maskBits=function(){return ne(this.a)};function tu(){this.a=Ok();tu.prototype.b[this.a]=this;this.c=tu}tu.prototype.b={};Module.b2Filter=tu;tu.prototype.get_categoryBits=function(){return Dt(this.a)};uu.prototype.set_localAnchorA=function(a){xm(this.a,a.a)};
+uu.prototype.get_bodyA=function(a){return z(Ak(this.a,a.a),Module.b2Body)};uu.prototype.get_bodyB=function(a){return z(Ll(this.a,a.a),Module.b2Body)};uu.prototype.set_localAnchorB=function(a){Hr(this.a,a.a)};uu.prototype.set_bodyA=function(a){Cn(this.a,a.a)};uu.prototype.set_bodyB=function(a){dn(this.a,a.a)};uu.prototype.__destroy__=function(){je(this.a)};uu.prototype.get_maxForce=function(){return ml(this.a)};function uu(){this.a=kj();uu.prototype.b[this.a]=this;this.c=uu}uu.prototype.b={};
+Module.b2FrictionJointDef=uu;uu.prototype.get_localAnchorA=function(){return z(nj(this.a),Module.b2Vec2)};uu.prototype.set_maxForce=function(a){Ig(this.a,a)};uu.prototype.get_localAnchorB=function(){return z(nk(this.a),Module.b2Vec2)};uu.prototype.get_collideConnected=function(a){return om(this.a,a)};uu.prototype.set_maxTorque=function(a){hl(this.a,a)};uu.prototype.set_collideConnected=function(a){rj(this.a,a)};uu.prototype.Initialize=function(a,c,d){Rs(this.a,a.a,c.a,d.a)};
+uu.prototype.get_maxTorque=function(){return Ce(this.a)};T.prototype.get_linearDamping=function(){return Ne(this.a)};T.prototype.get_awake=function(){return Eq(this.a)};T.prototype.get_type=function(){return dk(this.a)};T.prototype.get_allowSleep=function(){return Re(this.a)};T.prototype.set_position=function(a){xl(this.a,a.a)};T.prototype.set_linearVelocity=function(a){tf(this.a,a.a)};function T(){this.a=Fk();T.prototype.b[this.a]=this;this.c=T}T.prototype.b={};Module.b2BodyDef=T;
+T.prototype.get_bullet=function(){return se(this.a)};T.prototype.get_userData=function(){return cs(this.a)};T.prototype.set_angularDamping=function(a){xt(this.a,a)};T.prototype.set_fixedRotation=function(a){uk(this.a,a)};T.prototype.set_allowSleep=function(a){Nf(this.a,a)};T.prototype.get_gravityScale=function(){return Rt(this.a)};T.prototype.set_angularVelocity=function(a){qn(this.a,a)};T.prototype.set_userData=function(a){Nq(this.a,a)};T.prototype.get_position=function(){return z(xe(this.a),Module.b2Vec2)};
+T.prototype.__destroy__=function(){Kh(this.a)};T.prototype.set_type=function(a){Ph(this.a,a)};T.prototype.set_gravityScale=function(a){tj(this.a,a)};T.prototype.get_angularDamping=function(){return gf(this.a)};T.prototype.set_bullet=function(a){jr(this.a,a)};T.prototype.set_active=function(a){zk(this.a,a)};T.prototype.set_angle=function(a){ot(this.a,a)};T.prototype.get_angle=function(){return $t(this.a)};T.prototype.get_angularVelocity=function(){return kr(this.a)};
+T.prototype.get_linearVelocity=function(){return z(Gd(this.a),Module.b2Vec2)};T.prototype.get_active=function(){return Wi(this.a)};T.prototype.set_linearDamping=function(a){Tn(this.a,a)};T.prototype.get_fixedRotation=function(){return nr(this.a)};T.prototype.set_awake=function(a){Kl(this.a,a)};vu.prototype.Normalize=function(){return ak(this.a)};vu.prototype.set_x=function(a){Ip(this.a,a)};function vu(a,c){this.a=a===f?Zc():Tc(a,c);vu.prototype.b[this.a]=this;this.c=vu}vu.prototype.b={};
+Module.b2Vec2=vu;vu.prototype.Set=function(a,c){As(this.a,a,c)};vu.prototype.get_x=function(){return Cr(this.a)};vu.prototype.get_y=function(){return up(this.a)};vu.prototype.set_y=function(a){Dm(this.a,a)};vu.prototype.IsValid=function(){return bh(this.a)};vu.prototype.Skew=function(){return z(Fd(this.a),Module.b2Vec2)};vu.prototype.LengthSquared=function(){return Yk(this.a)};vu.prototype.op_add=function(a){dd(this.a,a.a)};vu.prototype.SetZero=function(){Zh(this.a)};vu.prototype.Length=function(){return yl(this.a)};
+vu.prototype.__destroy__=function(){Dk(this.a)};vu.prototype.op_mul=function(a){$r(this.a,a)};vu.prototype.op_sub=function(){return z(lf(this.a),Module.b2Vec2)};wu.prototype.__destroy__=function(){Ke(this.a)};wu.prototype.set_z=function(a){Et(this.a,a)};wu.prototype.Set=function(a,c,d){aj(this.a,a,c,d)};wu.prototype.get_z=function(){return Di(this.a)};wu.prototype.op_add=function(a){Ct(this.a,a.a)};wu.prototype.SetZero=function(){Zj(this.a)};
+function wu(a,c,d){this.a=a===f?Es():Ds(a,c,d);wu.prototype.b[this.a]=this;this.c=wu}wu.prototype.b={};Module.b2Vec3=wu;wu.prototype.op_mul=function(a){$e(this.a,a)};wu.prototype.op_sub=function(){return z(Jt(this.a),Module.b2Vec3)};xu.prototype.get_m_radius=function(){return zh(this.a)};xu.prototype.Set=function(a,c){as(this.a,a.a,c)};function xu(){this.a=Mo();xu.prototype.b[this.a]=this;this.c=xu}xu.prototype.b={};Module.b2DistanceProxy=xu;xu.prototype.set_m_radius=function(a){ph(this.a,a)};
+xu.prototype.__destroy__=function(){Pj(this.a)};xu.prototype.get_m_vertices=function(){return Nc(this.a)};xu.prototype.GetSupportVertex=function(a){return z(zi(this.a,a.a),Module.b2Vec2)};xu.prototype.get_m_count=function(){return is(this.a)};xu.prototype.GetVertexCount=function(){return sg(this.a)};xu.prototype.GetVertex=function(a){return z(Fh(this.a,a),Module.b2Vec2)};xu.prototype.GetSupport=function(a){return Dr(this.a,a.a)};xu.prototype.set_m_vertices=function(a){St(this.a,a.a)};
+xu.prototype.set_m_count=function(a){fq(this.a,a)};yu.prototype.__destroy__=function(){Js(this.a)};yu.prototype.get_isSensor=function(){return Xr(this.a)};yu.prototype.set_userData=function(a){Sl(this.a,a)};yu.prototype.set_shape=function(a){Qq(this.a,a.a)};yu.prototype.get_density=function(){return Zn(this.a)};yu.prototype.get_shape=function(){return qf(this.a)};function yu(){this.a=Ii();yu.prototype.b[this.a]=this;this.c=yu}yu.prototype.b={};Module.b2FixtureDef=yu;
+yu.prototype.set_density=function(a){ug(this.a,a)};yu.prototype.set_restitution=function(a){Yg(this.a,a)};yu.prototype.get_restitution=function(){return Gi(this.a)};yu.prototype.set_isSensor=function(a){Vd(this.a,a)};yu.prototype.get_filter=function(){return z(wg(this.a),Module.b2Filter)};yu.prototype.get_friction=function(){return Cp(this.a)};yu.prototype.set_friction=function(a){Ns(this.a,a)};yu.prototype.get_userData=function(){return ek(this.a)};yu.prototype.set_filter=function(a){cl(this.a,a.a)};
+U.prototype.set_localAnchorA=function(a){Fn(this.a,a.a)};U.prototype.set_localAnchorB=function(a){gn(this.a,a.a)};U.prototype.get_motorSpeed=function(){return bj(this.a)};U.prototype.get_enableMotor=function(){return Me(this.a)};U.prototype.get_referenceAngle=function(){return po(this.a)};U.prototype.set_enableLimit=function(a){Pt(this.a,a)};U.prototype.set_motorSpeed=function(a){Jd(this.a,a)};U.prototype.get_localAxisA=function(){return z(Km(this.a),Module.b2Vec2)};
+U.prototype.set_bodyA=function(a){Sk(this.a,a.a)};U.prototype.set_bodyB=function(a){Rl(this.a,a.a)};function U(){this.a=mk();U.prototype.b[this.a]=this;this.c=U}U.prototype.b={};Module.b2PrismaticJointDef=U;U.prototype.Initialize=function(a,c,d,e){pt(this.a,a.a,c.a,d.a,e.a)};U.prototype.set_lowerTranslation=function(a){Ge(this.a,a)};U.prototype.get_upperTranslation=function(){return Ar(this.a)};U.prototype.get_enableLimit=function(){return mr(this.a)};U.prototype.__destroy__=function(){hi(this.a)};
+U.prototype.set_referenceAngle=function(a){gr(this.a,a)};U.prototype.get_localAnchorA=function(){return z(Yt(this.a),Module.b2Vec2)};U.prototype.get_localAnchorB=function(){return z(rd(this.a),Module.b2Vec2)};U.prototype.get_collideConnected=function(a){return zo(this.a,a)};U.prototype.get_bodyA=function(a){return z(Os(this.a,a.a),Module.b2Body)};U.prototype.get_bodyB=function(a){return z(Um(this.a,a.a),Module.b2Body)};U.prototype.set_upperTranslation=function(a){hg(this.a,a)};
+U.prototype.get_maxMotorForce=function(){return gg(this.a)};U.prototype.set_maxMotorForce=function(a){Ug(this.a,a)};U.prototype.set_enableMotor=function(a){jn(this.a,a)};U.prototype.set_collideConnected=function(a){Gr(this.a,a)};U.prototype.get_lowerTranslation=function(){return Yf(this.a)};U.prototype.set_localAxisA=function(a){Ir(this.a,a.a)};zu.prototype.__destroy__=function(){qs(this.a)};zu.prototype.Set=function(a){jk(this.a,a)};zu.prototype.GetAngle=function(){return Fm(this.a)};
+zu.prototype.GetYAxis=function(){return z(Mn(this.a),Module.b2Vec2)};zu.prototype.GetXAxis=function(){return z(ti(this.a),Module.b2Vec2)};zu.prototype.set_c=function(a){Ze(this.a,a)};zu.prototype.SetIdentity=function(){zf(this.a)};function zu(a){this.a=a===f?ae():$d(a);zu.prototype.b[this.a]=this;this.c=zu}zu.prototype.b={};Module.b2Rot=zu;zu.prototype.get_c=function(){return go(this.a)};V.prototype.set_localAnchorA=function(a){um(this.a,a.a)};V.prototype.set_localAnchorB=function(a){An(this.a,a.a)};
+V.prototype.get_motorSpeed=function(){return Ji(this.a)};V.prototype.set_maxMotorTorque=function(a){pm(this.a,a)};V.prototype.set_frequencyHz=function(a){bd(this.a,a)};V.prototype.set_motorSpeed=function(a){Yl(this.a,a)};V.prototype.get_localAxisA=function(){return z(Ko(this.a),Module.b2Vec2)};V.prototype.set_bodyA=function(a){Nj(this.a,a.a)};V.prototype.set_bodyB=function(a){Ui(this.a,a.a)};V.prototype.Initialize=function(a,c,d,e){Pc(this.a,a.a,c.a,d.a,e.a)};
+function V(){this.a=zp();V.prototype.b[this.a]=this;this.c=V}V.prototype.b={};Module.b2WheelJointDef=V;V.prototype.get_frequencyHz=function(){return Nk(this.a)};V.prototype.set_dampingRatio=function(a){gs(this.a,a)};V.prototype.__destroy__=function(){ih(this.a)};V.prototype.get_localAnchorA=function(){return z(Zk(this.a),Module.b2Vec2)};V.prototype.get_maxMotorTorque=function(){return $h(this.a)};V.prototype.get_localAnchorB=function(){return z(Ti(this.a),Module.b2Vec2)};
+V.prototype.get_collideConnected=function(a){return bq(this.a,a)};V.prototype.get_enableMotor=function(){return Kg(this.a)};V.prototype.get_dampingRatio=function(){return Cl(this.a)};V.prototype.get_bodyA=function(a){return z(Th(this.a,a.a),Module.b2Body)};V.prototype.get_bodyB=function(a){return z(rf(this.a,a.a),Module.b2Body)};V.prototype.set_enableMotor=function(a){qk(this.a,a)};V.prototype.set_collideConnected=function(a){vd(this.a,a)};V.prototype.set_localAxisA=function(a){Fo(this.a,a.a)};
+W.prototype.set_localAnchorA=function(a){ol(this.a,a.a)};W.prototype.get_lowerAngle=function(){return xr(this.a)};W.prototype.set_localAnchorB=function(a){tm(this.a,a.a)};W.prototype.set_lowerAngle=function(a){Qj(this.a,a)};W.prototype.get_enableMotor=function(){return xp(this.a)};W.prototype.set_upperAngle=function(a){Nn(this.a,a)};W.prototype.get_referenceAngle=function(){return Lt(this.a)};W.prototype.set_enableLimit=function(a){Kr(this.a,a)};W.prototype.get_motorSpeed=function(){return rn(this.a)};
+W.prototype.set_motorSpeed=function(a){ir(this.a,a)};W.prototype.get_maxMotorTorque=function(){return Cq(this.a)};W.prototype.set_bodyA=function(a){sd(this.a,a.a)};W.prototype.set_bodyB=function(a){Od(this.a,a.a)};function W(){this.a=Hk();W.prototype.b[this.a]=this;this.c=W}W.prototype.b={};Module.b2RevoluteJointDef=W;W.prototype.Initialize=function(a,c,d){nt(this.a,a.a,c.a,d.a)};W.prototype.get_enableLimit=function(){return sf(this.a)};W.prototype.__destroy__=function(){qe(this.a)};
+W.prototype.get_upperAngle=function(){return Wh(this.a)};W.prototype.set_referenceAngle=function(a){cj(this.a,a)};W.prototype.get_localAnchorA=function(){return z(od(this.a),Module.b2Vec2)};W.prototype.get_localAnchorB=function(){return z(xd(this.a),Module.b2Vec2)};W.prototype.get_collideConnected=function(a){return dh(this.a,a)};W.prototype.get_bodyA=function(a){return z(hh(this.a,a.a),Module.b2Body)};W.prototype.get_bodyB=function(a){return z(Lg(this.a,a.a),Module.b2Body)};
+W.prototype.set_maxMotorTorque=function(a){Xk(this.a,a)};W.prototype.set_enableMotor=function(a){vt(this.a,a)};W.prototype.set_collideConnected=function(a){mp(this.a,a)};X.prototype.set_localAnchorA=function(a){sn(this.a,a.a)};X.prototype.set_localAnchorB=function(a){$l(this.a,a.a)};X.prototype.set_ratio=function(a){th(this.a,a)};X.prototype.set_groundAnchorB=function(a){Ri(this.a,a.a)};X.prototype.set_groundAnchorA=function(a){Tj(this.a,a.a)};
+X.prototype.get_groundAnchorB=function(){return z(ur(this.a),Module.b2Vec2)};X.prototype.get_groundAnchorA=function(){return z(ts(this.a),Module.b2Vec2)};X.prototype.set_bodyA=function(a){jd(this.a,a.a)};X.prototype.set_bodyB=function(a){ss(this.a,a.a)};X.prototype.Initialize=function(a,c,d,e,g,h,i){mq(this.a,a.a,c.a,d.a,e.a,g.a,h.a,i)};X.prototype.get_ratio=function(){return st(this.a)};X.prototype.__destroy__=function(){Is(this.a)};X.prototype.get_localAnchorA=function(){return z(gh(this.a),Module.b2Vec2)};
+X.prototype.get_localAnchorB=function(){return z(Pq(this.a),Module.b2Vec2)};X.prototype.get_collideConnected=function(a){return Je(this.a,a)};X.prototype.set_lengthB=function(a){kf(this.a,a)};X.prototype.set_lengthA=function(a){Bp(this.a,a)};X.prototype.get_bodyA=function(a){return z(Sj(this.a,a.a),Module.b2Body)};X.prototype.get_bodyB=function(a){return z(Gl(this.a,a.a),Module.b2Body)};X.prototype.get_lengthB=function(){return al(this.a)};X.prototype.get_lengthA=function(){return em(this.a)};
+X.prototype.set_collideConnected=function(a){ii(this.a,a)};function X(){this.a=lm();X.prototype.b[this.a]=this;this.c=X}X.prototype.b={};Module.b2PulleyJointDef=X;Au.prototype.get_bodyA=function(){return z(Xm(this.a),Module.b2Body)};Au.prototype.set_userData=function(a){Bi(this.a,a)};Au.prototype.set_bodyA=function(a){Ve(this.a,a.a)};Au.prototype.set_bodyB=function(a){Qd(this.a,a.a)};Au.prototype.__destroy__=function(){Eh(this.a)};Au.prototype.get_bodyB=function(){return z(Bo(this.a),Module.b2Body)};
+Au.prototype.set_type=function(a){rl(this.a,a)};Au.prototype.get_collideConnected=function(){return Al(this.a)};Au.prototype.get_type=function(){return wl(this.a)};Au.prototype.set_collideConnected=function(a){et(this.a,a)};function Au(){this.a=Gs();Au.prototype.b[this.a]=this;this.c=Au}Au.prototype.b={};Module.b2JointDef=Au;Au.prototype.get_userData=function(){return Df(this.a)};Bu.prototype.__destroy__=function(){Oo(this.a)};Bu.prototype.Set=function(a,c){fd(this.a,a.a,c)};
+Bu.prototype.set_p=function(a){Gt(this.a,a.a)};Bu.prototype.set_q=function(a){vj(this.a,a.a)};Bu.prototype.get_p=function(){return z(Wq(this.a),Module.b2Vec2)};Bu.prototype.get_q=function(){return z($s(this.a),Module.b2Rot)};function Bu(a,c){this.a=a===f?fh():Be(a.a,c.a);Bu.prototype.b[this.a]=this;this.c=Bu}Bu.prototype.b={};Module.b2Transform=Bu;Bu.prototype.SetIdentity=function(){wm(this.a)};Cu.prototype.__destroy__=function(){Gm(this.a)};Cu.prototype.Set=function(a,c,d){sl(this.a,a,c,d)};
+Cu.prototype.set_r=function(a){Le(this.a,a)};Cu.prototype.get_r=function(){return Om(this.a)};function Cu(a,c,d){this.a=a===f?Dn():Lm(a,c,d);Cu.prototype.b[this.a]=this;this.c=Cu}Cu.prototype.b={};Module.b2Color=Cu;Cu.prototype.set_b=function(a){oo(this.a,a)};Cu.prototype.get_g=function(){return mm(this.a)};Cu.prototype.get_b=function(){return nq(this.a)};Cu.prototype.set_g=function(a){Zp(this.a,a)};Du.prototype.__destroy__=function(){qi(this.a)};
+function Du(){this.a=Oj();Du.prototype.b[this.a]=this;this.c=Du}Du.prototype.b={};Module.b2AABB=Du;Du.prototype.set_upperBound=function(a){rm(this.a,a.a)};Du.prototype.IsValid=function(){return jo(this.a)};Du.prototype.Contains=function(a){return kt(this.a,a.a)};Du.prototype.GetExtents=function(){return z(Vn(this.a),Module.b2Vec2)};Du.prototype.GetCenter=function(){return z($n(this.a),Module.b2Vec2)};Du.prototype.get_upperBound=function(){return z(ln(this.a),Module.b2Vec2)};
+Du.prototype.GetPerimeter=function(){return eq(this.a)};Du.prototype.Combine=function(a,c){c===f?bm(this.a,a.a):dm(this.a,a.a,c.a)};Du.prototype.RayCast=function(a,c){return Nt(this.a,a.a,c.a)};Du.prototype.set_lowerBound=function(a){Qn(this.a,a.a)};Du.prototype.get_lowerBound=function(){return z(Se(this.a),Module.b2Vec2)};Y.prototype.set_localAnchorA=function(a){hf(this.a,a.a)};Y.prototype.get_bodyA=function(a){return z(yj(this.a,a.a),Module.b2Body)};
+Y.prototype.get_bodyB=function(a){return z(Fe(this.a,a.a),Module.b2Body)};Y.prototype.set_localAnchorB=function(a){De(this.a,a.a)};Y.prototype.get_frequencyHz=function(){return kp(this.a)};Y.prototype.set_bodyA=function(a){bu(this.a,a.a)};Y.prototype.set_bodyB=function(a){bt(this.a,a.a)};Y.prototype.__destroy__=function(){ar(this.a)};Y.prototype.set_referenceAngle=function(a){Wt(this.a,a)};Y.prototype.get_localAnchorA=function(){return z(bo(this.a),Module.b2Vec2)};Y.prototype.get_referenceAngle=function(){return Pf(this.a)};
+Y.prototype.get_localAnchorB=function(){return z(Vl(this.a),Module.b2Vec2)};Y.prototype.get_collideConnected=function(a){return eg(this.a,a)};Y.prototype.get_dampingRatio=function(){return qr(this.a)};Y.prototype.set_collideConnected=function(a){hj(this.a,a)};Y.prototype.set_frequencyHz=function(a){Zo(this.a,a)};Y.prototype.Initialize=function(a,c,d){hk(this.a,a.a,c.a,d.a)};Y.prototype.set_dampingRatio=function(a){js(this.a,a)};function Y(){this.a=qj();Y.prototype.b[this.a]=this;this.c=Y}
+Y.prototype.b={};Module.b2WeldJointDef=Y;Eu.prototype.get_bodyA=function(a){return z(Ut(this.a,a.a),Module.b2Body)};Eu.prototype.get_bodyB=function(a){return z(Xs(this.a,a.a),Module.b2Body)};Eu.prototype.set_dampingRatio=function(a){rt(this.a,a)};Eu.prototype.set_bodyA=function(a){hq(this.a,a.a)};Eu.prototype.set_bodyB=function(a){Vo(this.a,a.a)};function Eu(){this.a=fn();Eu.prototype.b[this.a]=this;this.c=Eu}Eu.prototype.b={};Module.b2MouseJointDef=Eu;Eu.prototype.get_maxForce=function(){return Ij(this.a)};
+Eu.prototype.set_target=function(a){xn(this.a,a.a)};Eu.prototype.set_maxForce=function(a){Bm(this.a,a)};Eu.prototype.get_frequencyHz=function(){return ce(this.a)};Eu.prototype.get_target=function(){return z(ge(this.a),Module.b2Vec2)};Eu.prototype.get_collideConnected=function(a){return fk(this.a,a)};Eu.prototype.__destroy__=function(){Pp(this.a)};Eu.prototype.set_collideConnected=function(a){yt(this.a,a)};Eu.prototype.set_frequencyHz=function(a){Lk(this.a,a)};Eu.prototype.get_dampingRatio=function(){return Pd(this.a)};
+Z.prototype.set_localAnchorA=function(a){wt(this.a,a.a)};Z.prototype.get_bodyA=function(a){return z(Bg(this.a,a.a),Module.b2Body)};Z.prototype.get_bodyB=function(a){return z(qh(this.a,a.a),Module.b2Body)};Z.prototype.set_localAnchorB=function(a){ks(this.a,a.a)};Z.prototype.set_dampingRatio=function(a){eo(this.a,a)};Z.prototype.set_bodyA=function(a){Ai(this.a,a.a)};Z.prototype.set_bodyB=function(a){vm(this.a,a.a)};Z.prototype.get_length=function(){return Fj(this.a)};
+Z.prototype.get_localAnchorA=function(){return z(hp(this.a),Module.b2Vec2)};Z.prototype.get_frequencyHz=function(){return Uk(this.a)};Z.prototype.get_localAnchorB=function(){return z(sr(this.a),Module.b2Vec2)};Z.prototype.get_collideConnected=function(a){return at(this.a,a)};Z.prototype.get_dampingRatio=function(){return Gf(this.a)};function Z(){this.a=vs();Z.prototype.b[this.a]=this;this.c=Z}Z.prototype.b={};Module.b2DistanceJointDef=Z;Z.prototype.__destroy__=function(){Qs(this.a)};
+Z.prototype.set_collideConnected=function(a){hs(this.a,a)};Z.prototype.set_length=function(a){Jm(this.a,a)};Z.prototype.set_frequencyHz=function(a){Qc(this.a,a)};Z.prototype.Initialize=function(a,c,d,e){ag(this.a,a.a,c.a,d.a,e.a)};Fu.prototype.__destroy__=function(){Iq(this.a)};Fu.prototype.get_bodyA=function(a){return z(cr(this.a,a.a),Module.b2Body)};Fu.prototype.get_bodyB=function(a){return z(qm(this.a,a.a),Module.b2Body)};Fu.prototype.get_joint1=function(){return z(jt(this.a),Module.b2Joint)};
+Fu.prototype.set_bodyA=function(a){hr(this.a,a.a)};Fu.prototype.set_bodyB=function(a){wp(this.a,a.a)};Fu.prototype.set_joint2=function(a){vr(this.a,a.a)};Fu.prototype.set_ratio=function(a){Yn(this.a,a)};Fu.prototype.get_collideConnected=function(a){return Vh(this.a,a)};Fu.prototype.get_joint2=function(){return z(Fr(this.a),Module.b2Joint)};Fu.prototype.set_collideConnected=function(a){yg(this.a,a)};function Fu(){this.a=qp();Fu.prototype.b[this.a]=this;this.c=Fu}Fu.prototype.b={};
+Module.b2GearJointDef=Fu;Fu.prototype.get_ratio=function(){return Mh(this.a)};Fu.prototype.set_joint1=function(a){Pr(this.a,a.a)};Gu.prototype.__destroy__=function(){mt(this.a)};Gu.prototype.set_contact=function(a){vq(this.a,a.a)};Gu.prototype.get_prev=function(){return z(cg(this.a),Module.b2ContactEdge)};Gu.prototype.get_other=function(){return z(ej(this.a),Module.b2Body)};Gu.prototype.set_prev=function(a){zr(this.a,a.a)};Gu.prototype.get_next=function(){return z(Dp(this.a),Module.b2ContactEdge)};
+Gu.prototype.set_other=function(a){Og(this.a,a.a)};Gu.prototype.set_next=function(a){Ae(this.a,a.a)};function Gu(){this.a=Cs();Gu.prototype.b[this.a]=this;this.c=Gu}Gu.prototype.b={};Module.b2ContactEdge=Gu;Gu.prototype.get_contact=function(){return z(vp(this.a),Module.b2Contact)};Hu.prototype.set_localAnchorA=function(a){Rf(this.a,a.a)};Hu.prototype.get_bodyA=function(a){return z(Qo(this.a,a.a),Module.b2Body)};Hu.prototype.get_bodyB=function(a){return z(lo(this.a,a.a),Module.b2Body)};
+Hu.prototype.set_localAnchorB=function(a){xf(this.a,a.a)};Hu.prototype.set_bodyA=function(a){hm(this.a,a.a)};Hu.prototype.set_bodyB=function(a){tk(this.a,a.a)};Hu.prototype.__destroy__=function(){Tm(this.a)};Hu.prototype.get_localAnchorA=function(){return z(nn(this.a),Module.b2Vec2)};Hu.prototype.get_maxLength=function(){return Sp(this.a)};Hu.prototype.get_localAnchorB=function(){return z(nf(this.a),Module.b2Vec2)};Hu.prototype.get_collideConnected=function(a){return fe(this.a,a)};
+Hu.prototype.set_collideConnected=function(a){Fg(this.a,a)};function Hu(){this.a=Xp();Hu.prototype.b[this.a]=this;this.c=Hu}Hu.prototype.b={};Module.b2RopeJointDef=Hu;Hu.prototype.set_maxLength=function(a){Uq(this.a,a)};this.Box2D=Module;Module.b2_staticBody=0;Module.b2_kinematicBody=1;Module.b2_dynamicBody=2;
diff --git a/app/Lib/Vendor/Box2D/embox2d-html5canvas-debugDraw.js b/app/Lib/Vendor/Box2D/embox2d-html5canvas-debugDraw.js
new file mode 100644
index 0000000..deb959f
--- /dev/null
+++ b/app/Lib/Vendor/Box2D/embox2d-html5canvas-debugDraw.js
@@ -0,0 +1,142 @@
+
+function drawAxes(ctx) {
+    ctx.strokeStyle = 'rgb(192,0,0)';
+    ctx.beginPath();
+    ctx.moveTo(0, 0);
+    ctx.lineTo(1, 0);
+    ctx.stroke();
+    ctx.strokeStyle = 'rgb(0,192,0)';
+    ctx.beginPath();
+    ctx.moveTo(0, 0);
+    ctx.lineTo(0, 1);
+    ctx.stroke();
+}
+
+function setColorFromDebugDrawCallback(color) {            
+    var col = Box2D.wrapPointer(color, b2Color);
+    var red = (col.get_r() * 255)|0;
+    var green = (col.get_g() * 255)|0;
+    var blue = (col.get_b() * 255)|0;
+    var colStr = red+","+green+","+blue;
+    context.fillStyle = "rgba("+colStr+",0.5)";
+    context.strokeStyle = "rgb("+colStr+")";
+}
+
+function drawSegment(vert1, vert2) {
+    var vert1V = Box2D.wrapPointer(vert1, b2Vec2);
+    var vert2V = Box2D.wrapPointer(vert2, b2Vec2);                    
+    context.beginPath();
+    context.moveTo(vert1V.get_x(),vert1V.get_y());
+    context.lineTo(vert2V.get_x(),vert2V.get_y());
+    context.stroke();
+}
+
+function drawPolygon(vertices, vertexCount, fill) {
+    context.beginPath();
+    for(tmpI=0;tmpI<vertexCount;tmpI++) {
+        var vert = Box2D.wrapPointer(vertices+(tmpI*8), b2Vec2);
+        if ( tmpI == 0 )
+            context.moveTo(vert.get_x(),vert.get_y());
+        else
+            context.lineTo(vert.get_x(),vert.get_y());
+    }
+    context.closePath();
+    if (fill)
+        context.fill();
+    context.stroke();
+}
+
+function drawCircle(center, radius, axis, fill) {                    
+    var centerV = Box2D.wrapPointer(center, b2Vec2);
+    var axisV = Box2D.wrapPointer(axis, b2Vec2);
+    
+    context.beginPath();
+    context.arc(centerV.get_x(),centerV.get_y(), radius, 0, 2 * Math.PI, false);
+    if (fill)
+        context.fill();
+    context.stroke();
+    
+    if (fill) {
+        //render axis marker
+        var vert2V = copyVec2(centerV);
+        vert2V.op_add( scaledVec2(axisV, radius) );
+        context.beginPath();
+        context.moveTo(centerV.get_x(),centerV.get_y());
+        context.lineTo(vert2V.get_x(),vert2V.get_y());
+        context.stroke();
+    }
+}
+
+function drawTransform(transform) {
+    var trans = Box2D.wrapPointer(transform,b2Transform);
+    var pos = trans.get_p();
+    var rot = trans.get_q();
+    
+    context.save();
+    context.translate(pos.get_x(), pos.get_y());
+    context.scale(0.5,0.5);
+    context.rotate(rot.GetAngle());
+    context.lineWidth *= 2;
+    drawAxes(context);
+    context.restore();
+}
+
+function getCanvasDebugDraw() {
+    var debugDraw = new Box2D.b2Draw();
+            
+    Box2D.customizeVTable(debugDraw, [{
+    original: Box2D.b2Draw.prototype.DrawSegment,
+    replacement:
+        function(ths, vert1, vert2, color) {                    
+            setColorFromDebugDrawCallback(color);                    
+            drawSegment(vert1, vert2);
+        }
+    }]);
+    
+    Box2D.customizeVTable(debugDraw, [{
+    original: Box2D.b2Draw.prototype.DrawPolygon,
+    replacement:
+        function(ths, vertices, vertexCount, color) {                    
+            setColorFromDebugDrawCallback(color);
+            drawPolygon(vertices, vertexCount, false);                    
+        }
+    }]);
+    
+    Box2D.customizeVTable(debugDraw, [{
+    original: Box2D.b2Draw.prototype.DrawSolidPolygon,
+    replacement:
+        function(ths, vertices, vertexCount, color) {                    
+            setColorFromDebugDrawCallback(color);
+            drawPolygon(vertices, vertexCount, true);                    
+        }
+    }]);
+    
+    Box2D.customizeVTable(debugDraw, [{
+    original: Box2D.b2Draw.prototype.DrawCircle,
+    replacement:
+        function(ths, center, radius, color) {                    
+            setColorFromDebugDrawCallback(color);
+            var dummyAxis = b2Vec2(0,0);
+            drawCircle(center, radius, dummyAxis, false);
+        }
+    }]);
+    
+    Box2D.customizeVTable(debugDraw, [{
+    original: Box2D.b2Draw.prototype.DrawSolidCircle,
+    replacement:
+        function(ths, center, radius, axis, color) {                    
+            setColorFromDebugDrawCallback(color);
+            drawCircle(center, radius, axis, true);
+        }
+    }]);
+    
+    Box2D.customizeVTable(debugDraw, [{
+    original: Box2D.b2Draw.prototype.DrawTransform,
+    replacement:
+        function(ths, transform) {
+            drawTransform(transform);
+        }
+    }]);
+    
+    return debugDraw;
+}
diff --git a/app/Lib/Vendor/Box2D/embox2d-html5canvas-testbed.js b/app/Lib/Vendor/Box2D/embox2d-html5canvas-testbed.js
new file mode 100644
index 0000000..e0b8054
--- /dev/null
+++ b/app/Lib/Vendor/Box2D/embox2d-html5canvas-testbed.js
@@ -0,0 +1,415 @@
+
+var PTM = 32;
+
+var world = null;
+var mouseJointGroundBody;
+var canvas;
+var context;
+var myDebugDraw;        
+var myQueryCallback;
+var mouseJoint = null;        
+var run = true;
+var frameTime60 = 0;
+var statusUpdateCounter = 0;
+var showStats = false;        
+var mouseDown = false;
+var shiftDown = false;        
+var mousePosPixel = {
+    x: 0,
+    y: 0
+};
+var prevMousePosPixel = {
+    x: 0,
+    y: 0
+};        
+var mousePosWorld = {
+    x: 0,
+    y: 0
+};        
+var canvasOffset = {
+    x: 0,
+    y: 0
+};        
+var viewCenterPixel = {
+    x:320,
+    y:240
+};
+var currentTest = null;
+
+function myRound(val,places) {
+    var c = 1;
+    for (var i = 0; i < places; i++)
+        c *= 10;
+    return Math.round(val*c)/c;
+}
+        
+function getWorldPointFromPixelPoint(pixelPoint) {
+    return {                
+        x: (pixelPoint.x - canvasOffset.x)/PTM,
+        y: (pixelPoint.y - (canvas.height - canvasOffset.y))/PTM
+    };
+}
+
+function updateMousePos(canvas, evt) {
+    var rect = canvas.getBoundingClientRect();
+    mousePosPixel = {
+        x: evt.clientX - rect.left,
+        y: canvas.height - (evt.clientY - rect.top)
+    };
+    mousePosWorld = getWorldPointFromPixelPoint(mousePosPixel);
+}
+
+function setViewCenterWorld(b2vecpos, instantaneous) {
+    var currentViewCenterWorld = getWorldPointFromPixelPoint( viewCenterPixel );
+    var toMoveX = b2vecpos.get_x() - currentViewCenterWorld.x;
+    var toMoveY = b2vecpos.get_y() - currentViewCenterWorld.y;
+    var fraction = instantaneous ? 1 : 0.25;
+    canvasOffset.x -= myRound(fraction * toMoveX * PTM, 0);
+    canvasOffset.y += myRound(fraction * toMoveY * PTM, 0);
+}
+
+function onMouseMove(canvas, evt) {
+    prevMousePosPixel = mousePosPixel;
+    updateMousePos(canvas, evt);
+    updateStats();
+    if ( shiftDown ) {
+        canvasOffset.x += (mousePosPixel.x - prevMousePosPixel.x);
+        canvasOffset.y -= (mousePosPixel.y - prevMousePosPixel.y);
+        draw();
+    }
+    else if ( mouseDown && mouseJoint != null ) {
+        mouseJoint.SetTarget( new b2Vec2(mousePosWorld.x, mousePosWorld.y) );
+    }
+}
+
+function startMouseJoint() {
+    
+    if ( mouseJoint != null )
+        return;
+    
+    // Make a small box.
+    var aabb = new b2AABB();
+    var d = 0.001;            
+    aabb.set_lowerBound(new b2Vec2(mousePosWorld.x - d, mousePosWorld.y - d));
+    aabb.set_upperBound(new b2Vec2(mousePosWorld.x + d, mousePosWorld.y + d));
+    
+    // Query the world for overlapping shapes.            
+    myQueryCallback.m_fixture = null;
+    myQueryCallback.m_point = new b2Vec2(mousePosWorld.x, mousePosWorld.y);
+    world.QueryAABB(myQueryCallback, aabb);
+    
+    if (myQueryCallback.m_fixture)
+    {
+        var body = myQueryCallback.m_fixture.GetBody();
+        var md = new b2MouseJointDef();
+        md.set_bodyA(mouseJointGroundBody);
+        md.set_bodyB(body);
+        md.set_target( new b2Vec2(mousePosWorld.x, mousePosWorld.y) );
+        md.set_maxForce( 1000 * body.GetMass() );
+        md.set_collideConnected(true);
+        
+        mouseJoint = Box2D.castObject( world.CreateJoint(md), b2MouseJoint );
+        body.SetAwake(true);
+    }
+}
+
+function onMouseDown(canvas, evt) {            
+    updateMousePos(canvas, evt);
+    if ( !mouseDown )
+        startMouseJoint();
+    mouseDown = true;
+    updateStats();
+}
+
+function onMouseUp(canvas, evt) {
+    mouseDown = false;
+    updateMousePos(canvas, evt);
+    updateStats();
+    if ( mouseJoint != null ) {
+        world.DestroyJoint(mouseJoint);
+        mouseJoint = null;
+    }
+}
+
+function onMouseOut(canvas, evt) {
+    onMouseUp(canvas,evt);
+}
+
+function onKeyDown(canvas, evt) {
+    //console.log(evt.keyCode);
+    if ( evt.keyCode == 80 ) {//p
+        pause();
+    }
+    else if ( evt.keyCode == 82 ) {//r
+        resetScene();
+    }
+    else if ( evt.keyCode == 83 ) {//s
+        step();
+    }
+    else if ( evt.keyCode == 88 ) {//x
+        zoomIn();
+    }
+    else if ( evt.keyCode == 90 ) {//z
+        zoomOut();
+    }
+    else if ( evt.keyCode == 37 ) {//left
+        canvasOffset.x += 32;
+    }
+    else if ( evt.keyCode == 39 ) {//right
+        canvasOffset.x -= 32;
+    }
+    else if ( evt.keyCode == 38 ) {//up
+        canvasOffset.y += 32;
+    }
+    else if ( evt.keyCode == 40 ) {//down
+        canvasOffset.y -= 32;
+    }
+    else if ( evt.keyCode == 16 ) {//shift
+        shiftDown = true;
+    }
+    
+    if ( currentTest && currentTest.onKeyDown )
+        currentTest.onKeyDown(canvas, evt);
+    
+    draw();
+}
+
+function onKeyUp(canvas, evt) {
+    if ( evt.keyCode == 16 ) {//shift
+        shiftDown = false;
+    }
+    
+    if ( currentTest && currentTest.onKeyUp )
+        currentTest.onKeyUp(canvas, evt);
+}
+
+function zoomIn() {
+    var currentViewCenterWorld = getWorldPointFromPixelPoint( viewCenterPixel );
+    PTM *= 1.1;
+    var newViewCenterWorld = getWorldPointFromPixelPoint( viewCenterPixel );
+    canvasOffset.x += (newViewCenterWorld.x-currentViewCenterWorld.x) * PTM;
+    canvasOffset.y -= (newViewCenterWorld.y-currentViewCenterWorld.y) * PTM;
+    draw();
+}
+
+function zoomOut() {
+    var currentViewCenterWorld = getWorldPointFromPixelPoint( viewCenterPixel );
+    PTM /= 1.1;
+    var newViewCenterWorld = getWorldPointFromPixelPoint( viewCenterPixel );
+    canvasOffset.x += (newViewCenterWorld.x-currentViewCenterWorld.x) * PTM;
+    canvasOffset.y -= (newViewCenterWorld.y-currentViewCenterWorld.y) * PTM;
+    draw();
+}
+        
+function updateDebugDrawCheckboxesFromWorld() {
+    var flags = myDebugDraw.GetFlags();
+    document.getElementById('drawShapesCheck').checked = (( flags & e_shapeBit ) != 0);
+    document.getElementById('drawJointsCheck').checked = (( flags & e_jointBit ) != 0);
+    document.getElementById('drawAABBsCheck').checked = (( flags & e_aabbBit ) != 0);
+    //document.getElementById('drawPairsCheck').checked = (( flags & e_pairBit ) != 0);
+    document.getElementById('drawTransformsCheck').checked = (( flags & e_centerOfMassBit ) != 0);
+}
+
+function updateWorldFromDebugDrawCheckboxes() {
+    var flags = 0;
+    if ( document.getElementById('drawShapesCheck').checked )
+        flags |= e_shapeBit;
+    if ( document.getElementById('drawJointsCheck').checked )
+        flags |= e_jointBit;
+    if ( document.getElementById('drawAABBsCheck').checked )
+        flags |= e_aabbBit;
+    /*if ( document.getElementById('drawPairsCheck').checked )
+        flags |= e_pairBit;*/
+    if ( document.getElementById('drawTransformsCheck').checked )
+        flags |= e_centerOfMassBit;
+    myDebugDraw.SetFlags( flags );
+}
+
+function updateContinuousRefreshStatus() {
+    showStats = ( document.getElementById('showStatsCheck').checked );
+    if ( !showStats ) {
+        var fbSpan = document.getElementById('feedbackSpan');
+        fbSpan.innerHTML = "";
+    }
+    else
+        updateStats();
+}
+
+function init() {
+    
+    canvas = document.getElementById("canvas");
+    context = canvas.getContext( '2d' );
+    
+    canvasOffset.x = canvas.width/2;
+    canvasOffset.y = canvas.height/2;
+    
+    canvas.addEventListener('mousemove', function(evt) {
+        onMouseMove(canvas,evt);
+    }, false);
+    
+    canvas.addEventListener('mousedown', function(evt) {
+        onMouseDown(canvas,evt);
+    }, false);
+    
+    canvas.addEventListener('mouseup', function(evt) {
+        onMouseUp(canvas,evt);
+    }, false);
+    
+    canvas.addEventListener('mouseout', function(evt) {
+        onMouseOut(canvas,evt);
+    }, false);
+    
+    canvas.addEventListener('keydown', function(evt) {
+        onKeyDown(canvas,evt);
+    }, false);
+    
+    canvas.addEventListener('keyup', function(evt) {
+        onKeyUp(canvas,evt);
+    }, false);
+    
+    myDebugDraw = getCanvasDebugDraw();            
+    myDebugDraw.SetFlags(e_shapeBit);
+    
+    myQueryCallback = new b2QueryCallback();
+    
+    Box2D.customizeVTable(myQueryCallback, [{
+    original: Box2D.b2QueryCallback.prototype.ReportFixture,
+    replacement:
+        function(thsPtr, fixturePtr) {
+            var ths = Box2D.wrapPointer( thsPtr, b2QueryCallback );
+            var fixture = Box2D.wrapPointer( fixturePtr, b2Fixture );
+            if ( fixture.GetBody().GetType() != Box2D.b2_dynamicBody ) //mouse cannot drag static bodies around
+                return true;
+            if ( ! fixture.TestPoint( ths.m_point ) )
+                return true;
+            ths.m_fixture = fixture;
+            return false;
+        }
+    }]);
+}
+
+function changeTest() {    
+    resetScene();
+    if ( currentTest && currentTest.setNiceViewCenter )
+        currentTest.setNiceViewCenter();
+    updateDebugDrawCheckboxesFromWorld();
+    draw();
+}
+
+function createWorld() {
+    
+    if ( world != null ) 
+        Box2D.destroy(world);
+        
+    world = new b2World( new b2Vec2(0.0, -10.0) );
+    world.SetDebugDraw(myDebugDraw);
+    
+    mouseJointGroundBody = world.CreateBody( new b2BodyDef() );
+    
+    var e = document.getElementById("testSelection");
+    var v = e.options[e.selectedIndex].value;
+    
+    eval( "currentTest = new "+v+"();" );
+    
+    currentTest.setup();
+}
+
+function resetScene() {
+    createWorld();
+    draw();
+}
+
+function step(timestamp) {
+    
+    if ( currentTest && currentTest.step ) 
+        currentTest.step();
+    
+    if ( ! showStats ) {
+        world.Step(1/60, 3, 2);
+        draw();
+        return;
+    }
+    
+    var current = Date.now();
+    world.Step(1/60, 3, 2);
+    var frametime = (Date.now() - current);
+    frameTime60 = frameTime60 * (59/60) + frametime * (1/60);
+    
+    draw();
+    statusUpdateCounter++;
+    if ( statusUpdateCounter > 20 ) {
+        updateStats();
+        statusUpdateCounter = 0;
+    }
+}
+
+function draw() {
+    
+    //black background
+    context.fillStyle = 'rgb(0,0,0)';
+    context.fillRect( 0, 0, canvas.width, canvas.height );
+    
+    context.save();            
+        context.translate(canvasOffset.x, canvasOffset.y);
+        context.scale(1,-1);                
+        context.scale(PTM,PTM);
+        context.lineWidth /= PTM;
+        
+        drawAxes(context);
+        
+        context.fillStyle = 'rgb(255,255,0)';
+        world.DrawDebugData();
+        
+        if ( mouseJoint != null ) {
+            //mouse joint is not drawn with regular joints in debug draw
+            var p1 = mouseJoint.GetAnchorB();
+            var p2 = mouseJoint.GetTarget();
+            context.strokeStyle = 'rgb(204,204,204)';
+            context.beginPath();
+            context.moveTo(p1.get_x(),p1.get_y());
+            context.lineTo(p2.get_x(),p2.get_y());
+            context.stroke();
+        }
+        
+    context.restore();
+}
+
+function updateStats() {
+    if ( ! showStats )
+        return;
+    var currentViewCenterWorld = getWorldPointFromPixelPoint( viewCenterPixel );
+    var fbSpan = document.getElementById('feedbackSpan');
+    fbSpan.innerHTML =
+        "Status: "+(run?'running':'paused') +
+        "<br>Physics step time (average of last 60 steps): "+myRound(frameTime60,2)+"ms" +
+        //"<br>Mouse down: "+mouseDown +
+        "<br>PTM: "+myRound(PTM,2) +
+        "<br>View center: "+myRound(currentViewCenterWorld.x,3)+", "+myRound(currentViewCenterWorld.y,3) +
+        //"<br>Canvas offset: "+myRound(canvasOffset.x,0)+", "+myRound(canvasOffset.y,0) +
+        "<br>Mouse pos (pixel): "+mousePosPixel.x+", "+mousePosPixel.y +
+        "<br>Mouse pos (world): "+myRound(mousePosWorld.x,3)+", "+myRound(mousePosWorld.y,3);
+}
+
+window.requestAnimFrame = (function(){
+    return  window.requestAnimationFrame       || 
+            window.webkitRequestAnimationFrame || 
+            window.mozRequestAnimationFrame    || 
+            window.oRequestAnimationFrame      || 
+            window.msRequestAnimationFrame     || 
+            function( callback ){
+              window.setTimeout(callback, 1000 / 60);
+            };
+})();
+
+function animate() {
+    if ( run )
+        requestAnimFrame( animate );
+    step();
+}
+
+function pause() {
+    run = !run;
+    if (run)
+        animate();
+    updateStats();
+}
diff --git a/app/Lib/Vendor/Box2D/helpers.js b/app/Lib/Vendor/Box2D/helpers.js
new file mode 100644
index 0000000..c91f847
--- /dev/null
+++ b/app/Lib/Vendor/Box2D/helpers.js
@@ -0,0 +1,106 @@
+define([
+    "Lib/Vendor/Box2D/asmBox2d"
+],
+ 
+function () {
+
+    //Having to type 'Box2D.' in front of everything makes porting
+    //existing C++ code a pain in the butt. This function can be used
+    //to make everything in the Box2D namespace available without
+    //needing to do that.
+    var using = function (ns, pattern) {    
+        if (pattern == undefined) {
+            // import all
+            for (var name in ns) {
+                this[name] = ns[name];
+            }
+        } else {
+            if (typeof(pattern) == 'string') {
+                pattern = new RegExp(pattern);
+            }
+            // import only stuff matching given pattern
+            for (var name in ns) {
+                if (name.match(pattern)) {
+                    this[name] = ns[name];
+                }
+            }       
+        }
+    }
+        
+    var e_shapeBit = 0x0001;
+    var e_jointBit = 0x0002;
+    var e_aabbBit = 0x0004;
+    var e_pairBit = 0x0008;
+    var e_centerOfMassBit = 0x0010;
+
+
+    //to replace original C++ operator =
+    function copyVec2(vec) {
+        return new b2Vec2(vec.get_x(), vec.get_y());
+    }
+
+    //to replace original C++ operator * (float)
+    function scaleVec2(vec, scale) {
+        vec.set_x( scale * vec.get_x() );
+        vec.set_y( scale * vec.get_y() );            
+    }
+
+    //to replace original C++ operator *= (float)
+    function scaledVec2(vec, scale) {
+        return new b2Vec2(scale * vec.get_x(), scale * vec.get_y());
+    }
+
+
+    // http://stackoverflow.com/questions/12792486/emscripten-bindings-how-to-create-an-accessible-c-c-array-from-javascript
+    function createChainShape(vertices, closedLoop) {
+        var shape = new b2ChainShape();            
+        var buffer = Box2D.allocate(vertices.length * 8, 'float', Box2D.ALLOC_STACK);
+        var offset = 0;
+        for (var i=0;i<vertices.length;i++) {
+            Box2D.setValue(buffer+(offset), vertices[i].get_x(), 'float'); // x
+            Box2D.setValue(buffer+(offset+4), vertices[i].get_y(), 'float'); // y
+            offset += 8;
+        }            
+        var ptr_wrapped = Box2D.wrapPointer(buffer, Box2D.b2Vec2);
+        if ( closedLoop )
+            shape.CreateLoop(ptr_wrapped, vertices.length);
+        else
+            shape.CreateChain(ptr_wrapped, vertices.length);
+        return shape;
+    }
+
+    function createPolygonShape(vertices) {
+        var shape = new b2PolygonShape();            
+        var buffer = Box2D.allocate(vertices.length * 8, 'float', Box2D.ALLOC_STACK);
+        var offset = 0;
+        for (var i=0;i<vertices.length;i++) {
+            Box2D.setValue(buffer+(offset), vertices[i].get_x(), 'float'); // x
+            Box2D.setValue(buffer+(offset+4), vertices[i].get_y(), 'float'); // y
+            offset += 8;
+        }            
+        var ptr_wrapped = Box2D.wrapPointer(buffer, Box2D.b2Vec2);
+        shape.Set(ptr_wrapped, vertices.length);
+        return shape;
+    }
+
+    function createRandomPolygonShape(radius) {
+        var numVerts = 3.5 + Math.random() * 5;
+        numVerts = numVerts | 0;
+        var verts = [];
+        for (var i = 0; i < numVerts; i++) {
+            var angle = i / numVerts * 360.0 * 0.0174532925199432957;
+            verts.push( new b2Vec2( radius * Math.sin(angle), radius * -Math.cos(angle) ) );
+        }            
+        return createPolygonShape(verts);
+    }
+
+    return {
+        createPolygonShape: createPolygonShape,
+        createChainShape: createChainShape,
+        createRandomPolygonShape: createRandomPolygonShape,
+        scaleVec2: scaleVec2,
+        scaledVec2: scaledVec2,
+        copyVec2: copyVec2,
+        using: using
+    };
+});
diff --git a/app/Lib/Vendor/Box2D/test.js b/app/Lib/Vendor/Box2D/test.js
new file mode 100644
index 0000000..70058a8
--- /dev/null
+++ b/app/Lib/Vendor/Box2D/test.js
@@ -0,0 +1,5 @@
+function test() {
+	console.log('my test')
+}
+
+var test2 = 'test2';
\ No newline at end of file