decouple Matter.RenderPixi

demo/js/Demo.js

@@ -131,11 +131,6 @@
 
                 World.add(demo.engine.world, demo.mouseConstraint);
             });
-
-            // need to rebind mouse on render change
-            Events.on(demo.gui, 'setRenderer', function() {
-                Mouse.setElement(demo.mouseConstraint.mouse, demo.render.canvas);
-            });
         }
 
         // create a Matter.Inspector

demo/js/lib/matter-tools/matter-tools-dev.js

@@ -1,5 +1,5 @@
 /**
-* matter-tools-dev.min.js 0.5.0-dev 2016-04-24
+* matter-tools-dev.min.js 0.5.0-dev 2016-04-26
 * https://github.com/liabru/matter-tools
 * License: MIT
 */
@@ -202,9 +202,6 @@
       physics.add(runner, "enabled");
       physics.open();
       var render = datGui.addFolder("Render");
-      render.add(gui, "renderer", [ "canvas", "webgl" ]).onFinishChange(function(value) {
-        _setRenderer(gui, value);
-      });
       render.add(gui.render.options, "wireframes");
       render.add(gui.render.options, "showDebug");
       render.add(gui.render.options, "showPositions");
@@ -223,19 +220,6 @@
       render.add(gui.render.options, "enabled");
       render.open();
     };
-    var _setRenderer = function(gui, rendererName) {
-      var engine = gui.engine, controller;
-      if (rendererName === "canvas") controller = Render;
-      if (rendererName === "webgl") controller = RenderPixi;
-      gui.render.element.removeChild(gui.render.canvas);
-      var options = gui.render.options;
-      gui.render = controller.create({
-        element:gui.render.element,
-        options:options
-      });
-      gui.render = options;
-      Events.trigger(gui, "setRenderer");
-    };
     var _addBody = function(gui) {
       var engine = gui.engine;
       var options = {

src/render/RenderPixi.js

@@ -14,6 +14,18 @@ var Common = require('../core/Common');
 
 (function() {
 
+    var _requestAnimationFrame,
+        _cancelAnimationFrame;
+
+    if (typeof window !== 'undefined') {
+        _requestAnimationFrame = window.requestAnimationFrame || window.webkitRequestAnimationFrame
+                                      || window.mozRequestAnimationFrame || window.msRequestAnimationFrame 
+                                      || function(callback){ window.setTimeout(function() { callback(Common.now()); }, 1000 / 60); };
+   
+        _cancelAnimationFrame = window.cancelAnimationFrame || window.mozCancelAnimationFrame 
+                                      || window.webkitCancelAnimationFrame || window.msCancelAnimationFrame;
+    }
+    
     /**
      * Creates a new Pixi.js WebGL renderer
      * @method create
@@ -23,7 +35,9 @@ var Common = require('../core/Common');
     RenderPixi.create = function(options) {
         var defaults = {
             controller: RenderPixi,
+            engine: null,
             element: null,
+            frameRequestId: null,
             canvas: null,
             renderer: null,
             container: null,
@@ -62,6 +76,8 @@ var Common = require('../core/Common');
             backgroundColor: options.background
         };
 
+        render.mouse = options.mouse;
+        render.engine = options.engine;
         render.renderer = render.renderer || new PIXI.WebGLRenderer(render.options.width, render.options.height, render.pixiOptions);
         render.container = render.container || new PIXI.Container();
         render.spriteContainer = render.spriteContainer || new PIXI.Container();
@@ -99,6 +115,27 @@ var Common = require('../core/Common');
         return render;
     };
 
+    /**
+     * Continuously updates the render canvas on the `requestAnimationFrame` event.
+     * @method run
+     * @param {render} render
+     */
+    RenderPixi.run = function(render) {
+        (function loop(time){
+            render.frameRequestId = _requestAnimationFrame(loop);
+            RenderPixi.world(render);
+        })();
+    };
+
+    /**
+     * Ends execution of `Render.run` on the given `render`, by canceling the animation frame request event loop.
+     * @method stop
+     * @param {render} render
+     */
+    RenderPixi.stop = function(render) {
+        _cancelAnimationFrame(render.frameRequestId);
+    };
+
     /**
      * Clears the scene graph
      * @method clear
@@ -181,8 +218,8 @@ var Common = require('../core/Common');
      * @method world
      * @param {engine} engine
      */
-    RenderPixi.world = function(engine) {
-        var render = engine.render,
+    RenderPixi.world = function(render) {
+        var engine = render.engine,
             world = engine.world,
             renderer = render.renderer,
             container = render.container,
@@ -237,10 +274,10 @@ var Common = require('../core/Common');
         }
 
         for (i = 0; i < bodies.length; i++)
-            RenderPixi.body(engine, bodies[i]);
+            RenderPixi.body(render, bodies[i]);
 
         for (i = 0; i < constraints.length; i++)
-            RenderPixi.constraint(engine, constraints[i]);
+            RenderPixi.constraint(render, constraints[i]);
 
         renderer.render(container);
     };
@@ -252,8 +289,8 @@ var Common = require('../core/Common');
      * @param {engine} engine
      * @param {constraint} constraint
      */
-    RenderPixi.constraint = function(engine, constraint) {
-        var render = engine.render,
+    RenderPixi.constraint = function(render, constraint) {
+        var engine = render.engine,
             bodyA = constraint.bodyA,
             bodyB = constraint.bodyB,
             pointA = constraint.pointA,
@@ -303,8 +340,8 @@ var Common = require('../core/Common');
      * @param {engine} engine
      * @param {body} body
      */
-    RenderPixi.body = function(engine, body) {
-        var render = engine.render,
+    RenderPixi.body = function(render, body) {
+        var engine = render.engine,
             bodyRender = body.render;
 
         if (!bodyRender.visible)