Use new Camera viewport values

Author: photonstorm

src/renderer/canvas/CanvasRenderer.js

@@ -383,12 +383,11 @@ var CanvasRenderer = new Class({
         var ctx = scene.sys.context;
         var scissor = (camera.x !== 0 || camera.y !== 0 || camera.width !== ctx.canvas.width || camera.height !== ctx.canvas.height);
         var list = children.list;
-        var resolution = this.config.resolution;
 
-        var cx = Math.floor(camera.x * resolution);
-        var cy = Math.floor(camera.y * resolution);
-        var cw = Math.floor(camera.width * resolution);
-        var ch = Math.floor(camera.height * resolution);
+        var cx = camera._cx;
+        var cy = camera._cy;
+        var cw = camera._cw;
+        var ch = camera._ch;
 
         this.currentContext = ctx;
 

src/renderer/webgl/WebGLRenderer.js

@@ -1468,12 +1468,10 @@ var WebGLRenderer = new Class({
      */
     preRenderCamera: function (camera)
     {
-        var resolution = this.config.resolution;
-
-        var cx = Math.floor(camera.x * resolution);
-        var cy = Math.floor(camera.y * resolution);
-        var cw = Math.floor(camera.width * resolution);
-        var ch = Math.floor(camera.height * resolution);
+        var cx = camera._cx;
+        var cy = camera._cy;
+        var cw = camera._cw;
+        var ch = camera._ch;
 
         this.pushScissor(cx, cy, cw, ch);