mirror of
https://github.com/logsol/chuck.js.git
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375 lines
No EOL
11 KiB
JavaScript
375 lines
No EOL
11 KiB
JavaScript
define([
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"Game/" + GLOBALS.context + "/GameObjects/Item",
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"Lib/Vendor/Box2D",
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"Game/Config/Settings",
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"Lib/Utilities/NotificationCenter"
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],
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function (Parent, Box2D, Settings, Nc) {
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function RagDoll(physicsEngine, uid, options) {
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// Sensor size
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options.width = 20;
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options.height = 40;
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options.limbs = {};
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options.limbs.chest = {
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width: 6,
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height: 18,
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x: 0,
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y: 0
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};
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options.limbs.head = {
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width: 10,
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height: 12,
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x: 0,
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y: - options.limbs.chest.height / 2 - 7
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};
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options.limbs.upperLeftLeg = {
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width: 3,
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height: 4,
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x: -2,
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y: options.limbs.chest.height / 2
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};
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options.limbs.upperRightLeg = {
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width: 3,
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height: 4,
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x: 2,
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y: options.limbs.chest.height / 2
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};
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options.limbs.lowerLeftLeg = {
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width: 4,
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height: 4,
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x: -2,
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y: options.limbs.chest.height / 2 + options.limbs.upperLeftLeg.height
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};
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options.limbs.lowerRightLeg = {
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width: 4,
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height: 4,
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x: 2,
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y: options.limbs.chest.height / 2 + options.limbs.upperRightLeg.height
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};
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options.limbs.upperLeftArm = {
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width: 2,
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height: 8,
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x: -2,
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y: -options.limbs.chest.height / 2
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};
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options.limbs.upperRightArm = {
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width: 3,
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height: 8,
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x: 2,
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y: -options.limbs.chest.height / 2
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};
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options.limbs.lowerLeftArm = {
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width: 2,
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height: 5,
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x: -2,
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y: -options.limbs.chest.height / 2 + options.limbs.upperLeftArm.height
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};
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options.limbs.lowerRightArm = {
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width: 2,
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height: 5,
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x: 2,
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y: -options.limbs.chest.height / 2 + options.limbs.upperRightArm.height
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};
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Parent.call(this, physicsEngine, uid, options);
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//this.createSensor();
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this.limbs = {};
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this.addHead();
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this.addLimb(
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"upperLeftLeg",
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this.body,
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options.limbs.upperLeftLeg.x,
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options.limbs.chest.height / 2
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);
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this.addLimb(
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"upperRightLeg",
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this.body,
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options.limbs.upperRightLeg.x,
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options.limbs.chest.height / 2
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);
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this.addLimb(
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"lowerLeftLeg",
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this.limbs.upperLeftLeg,
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0,
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options.limbs.upperLeftLeg.height / 2
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);
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this.addLimb(
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"lowerRightLeg",
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this.limbs.upperRightLeg,
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0,
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options.limbs.upperRightLeg.height / 2
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);
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this.addLimb(
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"upperLeftArm",
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this.body,
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options.limbs.upperLeftArm.x,
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-options.limbs.chest.height / 2
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);
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this.addLimb(
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"upperRightArm",
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this.body,
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options.limbs.upperRightArm.x,
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-options.limbs.chest.height / 2
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);
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this.addLimb(
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"lowerLeftArm",
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this.limbs.upperLeftArm,
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0,
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options.limbs.upperLeftArm.height / 2
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);
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this.addLimb(
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"lowerRightArm",
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this.limbs.upperRightArm,
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0,
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options.limbs.upperRightArm.height / 2
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);
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}
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RagDoll.prototype = Object.create(Parent.prototype);
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RagDoll.prototype.getId = function() {
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return 55; //parseInt(this.uid.split("-")[1], 10);
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};
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RagDoll.prototype.getPosition = function() {
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return this.body.GetPosition().Copy();
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};
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RagDoll.prototype.getHeadPosition = function() {
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return this.limbs.head.GetPosition().Copy();
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};
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RagDoll.prototype.getBodyDef = function() {
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var bodyDef = Parent.prototype.getBodyDef.call(this);
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bodyDef.linearDamping = Settings.PLAYER_LINEAR_DAMPING;
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bodyDef.type = Box2D.Dynamics.b2Body.b2_dynamicBody;
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return bodyDef;
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};
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RagDoll.prototype.getFixtureDef = function() {
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var fixtureDef = Parent.prototype.getFixtureDef.call(this);
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fixtureDef.density = Settings.PLAYER_DENSITY;
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fixtureDef.friction = Settings.PLAYER_FRICTION;
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fixtureDef.restitution = Settings.PLAYER_RESTITUTION;
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fixtureDef.filter.groupIndex = -this.getId();
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var shape = new Box2D.Collision.Shapes.b2PolygonShape();
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shape.SetAsOrientedBox(
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this.options.limbs.chest.width / 2 / Settings.RATIO,
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this.options.limbs.chest.height / 2 / Settings.RATIO,
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new Box2D.Common.Math.b2Vec2(0, 0)
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);
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fixtureDef.shape = shape;
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return fixtureDef;
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};
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RagDoll.prototype.createSensor = function() {
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var w = this.options.width / Settings.RATIO;
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var h = this.options.height / Settings.RATIO;
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var itemShape = new Box2D.Collision.Shapes.b2PolygonShape();
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itemShape.SetAsOrientedBox(w / 2, h / 2, new Box2D.Common.Math.b2Vec2(0, 0));
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var fixtureDef = new Box2D.Dynamics.b2FixtureDef();
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fixtureDef.shape = itemShape;
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fixtureDef.isSensor = true;
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fixtureDef.userData = {
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onCollisionChange: this.onCollisionChange.bind(this)
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}
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this.body.CreateFixture(fixtureDef);
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};
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RagDoll.prototype.addHead = function() {
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var x = this.options.x + this.options.limbs.head.x,
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y = this.options.y + this.options.limbs.head.y;
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var bodyDef = new Box2D.Dynamics.b2BodyDef();
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bodyDef.type = Box2D.Dynamics.b2Body.b2_dynamicBody;
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bodyDef.position.x = x / Settings.RATIO;
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bodyDef.position.y = y / Settings.RATIO;
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bodyDef.angle = 0;
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var shape = new Box2D.Collision.Shapes.b2CircleShape();
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shape.SetRadius(this.options.limbs.head.width / 2 / Settings.RATIO);
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shape.SetLocalPosition(new Box2D.Common.Math.b2Vec2(0, 0));
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var fixtureDef = new Box2D.Dynamics.b2FixtureDef();
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fixtureDef.density = Settings.PLAYER_DENSITY;
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fixtureDef.friction = Settings.PLAYER_FRICTION;
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fixtureDef.restitution = Settings.PLAYER_RESTITUTION;
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fixtureDef.shape = shape;
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fixtureDef.isSensor = false;
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fixtureDef.filter.groupIndex = -this.getId();
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var head = this.body.GetWorld().CreateBody(bodyDef);
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head.CreateFixture(fixtureDef);
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this.limbs.head = head;
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this.attachHead();
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};
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RagDoll.prototype.attachHead = function() {
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var head = this.limbs.head;
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var jointDef = new Box2D.Dynamics.Joints.b2RevoluteJointDef();
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jointDef.enableMotor = false;
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var pos = this.body.GetWorldCenter().Copy();
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pos.y -= this.options.limbs.chest.height / 2 / Settings.RATIO;
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jointDef.Initialize(this.body, head, pos);
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jointDef.lowerAngle = -0.25 * Box2D.Common.b2Settings.b2_pi; // -45 degrees
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jointDef.upperAngle = 0.25 * Box2D.Common.b2Settings.b2_pi; // 45 degrees
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jointDef.enableLimit = true;
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this.body.GetWorld().CreateJoint(jointDef);
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};
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RagDoll.prototype.addLimb = function(name, connectTo, xOffset, yOffset) {
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var x = this.options.x + this.options.limbs[name].x,
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y = this.options.y + this.options.limbs[name].y;
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var bodyDef = new Box2D.Dynamics.b2BodyDef();
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bodyDef.linearDamping = Settings.PLAYER_LINEAR_DAMPING;
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bodyDef.type = Box2D.Dynamics.b2Body.b2_dynamicBody;
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bodyDef.position.x = x / Settings.RATIO;
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bodyDef.position.y = y / Settings.RATIO;
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bodyDef.angle = 0;
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var shape = new Box2D.Collision.Shapes.b2PolygonShape();
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shape.SetAsOrientedBox(
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this.options.limbs[name].width / 2 / Settings.RATIO,
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this.options.limbs[name].height / 2 / Settings.RATIO,
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new Box2D.Common.Math.b2Vec2(0, this.options.limbs[name].height / 2 / Settings.RATIO)
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);
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var fixtureDef = new Box2D.Dynamics.b2FixtureDef();
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fixtureDef.density = Settings.PLAYER_DENSITY;
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fixtureDef.friction = Settings.PLAYER_FRICTION;
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fixtureDef.restitution = Settings.PLAYER_RESTITUTION;
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fixtureDef.shape = shape;
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fixtureDef.isSensor = false;
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fixtureDef.filter.groupIndex = -this.getId();
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var limb = this.body.GetWorld().CreateBody(bodyDef);
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limb.CreateFixture(fixtureDef);
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this.limbs[name] = limb;
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var jointDef = new Box2D.Dynamics.Joints.b2RevoluteJointDef();
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jointDef.enableMotor = false;
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var pos = connectTo.GetWorldCenter().Copy();
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pos.x += (xOffset / Settings.RATIO);
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pos.y += (yOffset / Settings.RATIO);
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jointDef.Initialize(connectTo, limb, pos);
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jointDef.lowerAngle = -0.15 * Box2D.Common.b2Settings.b2_pi; // -45 degrees
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jointDef.upperAngle = 0.15 * Box2D.Common.b2Settings.b2_pi; // 45 degrees
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jointDef.enableLimit = true;
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this.body.GetWorld().CreateJoint(jointDef);
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};
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RagDoll.prototype.detachHead = function() {
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var joint = this.limbs.head.GetJointList().joint;
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if(joint) {
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this.body.GetWorld().DestroyJoint(joint);
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}
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};
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RagDoll.prototype.reposition = function(handPosition, direction) {
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Parent.prototype.reposition.call(this, handPosition, direction);
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var chestPosition = this.body.GetPosition();
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var position = new Box2D.Common.Math.b2Vec2(
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chestPosition.x + this.options.limbs.head.x / Settings.RATIO,
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chestPosition.y + this.options.limbs.head.y / Settings.RATIO
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)
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this.limbs.head.SetPosition(position);
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this.limbs.head.SetAngle((this.options.grabAngle || 0) * direction);
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};
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RagDoll.prototype.throw = function(x, y) {
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Parent.prototype.throw.call(this, x, y);
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var limbDampingFactor = 1;
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for(var name in this.limbs) {
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var body = this.limbs[name];
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body.SetAwake(true);
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var vector = new Box2D.Common.Math.b2Vec2(
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x * Settings.MAX_THROW_FORCE * limbDampingFactor / this.options.weight,
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-y * Settings.MAX_THROW_FORCE * limbDampingFactor / this.options.weight
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);
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body.SetLinearVelocity(vector);
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// body.SetAngularVelocity(Settings.MAX_THROW_ANGULAR_VELOCITY * x);
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}
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};
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RagDoll.prototype.setVelocities = function(options) {
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this.body.SetLinearVelocity(options.linearVelocity);
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this.body.SetAngularVelocity(options.angularVelocity);
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for(var name in this.limbs) {
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this.limbs[name].SetLinearVelocity(options.linearVelocity);
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}
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};
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RagDoll.prototype.destroy = function() {
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Nc.trigger(Nc.ns.core.game.gameObject.remove, 'animated', this);
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var world = this.body.GetWorld();
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for (var name in this.limbs) {
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world.DestroyBody(this.limbs[name]);
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}
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Parent.prototype.destroy.call(this);
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};
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return RagDoll;
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}); |