From 715fb73d8bc1095a5d78143e6d9948afbb2c12c7 Mon Sep 17 00:00:00 2001
From: karl <karl@netbox.(none)>
Date: Wed, 18 Jul 2012 23:39:57 +0200
Subject: [PATCH] added webgl detection hack, added fallback to canvas renderer

---
 lib/Chuck/View/ViewController.js | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

diff --git a/lib/Chuck/View/ViewController.js b/lib/Chuck/View/ViewController.js
index fc868f6..2597751 100755
--- a/lib/Chuck/View/ViewController.js
+++ b/lib/Chuck/View/ViewController.js
@@ -10,17 +10,29 @@ define(["Client/Dom", "Vendor/Three", "Chuck/Settings", "Chuck/View/CameraContro
 		this.init();
 	}
 
+	function isWebGlEnabled () { 
+		try { 
+			return !! window.WebGLRenderingContext && !! document.createElement( 'canvas' ).getContext( 'experimental-webgl' ); 
+		} catch(e) { 
+			return false; 
+		} 
+	}
+
 	ViewController.prototype.init = function(){
 
 		var self = this;
 
-		this.renderer = new Three.WebGLRenderer({
-			//antialias: true,
+		var rendererOptions = {
+			antialias: true,
 			preserveDrawingBuffer: true
-		});
-
-		//this.renderer = new THREE.CanvasRenderer();
+		};
 
+		if(isWebGlEnabled()) {
+			this.renderer = new Three.WebGLRenderer(rendererOptions);
+		} else {
+			this.renderer = new Three.CanvasRenderer(rendererOptions);
+		}
+		
 		this.renderer.setClearColorHex(0x333333, 1);
 	    this.renderer.setSize(Settings.STAGE_WIDTH, Settings.STAGE_HEIGHT);