Added culling sample.

samples/o3d-webgl/draw_list.js

 /*
  * Copyright 2010, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 42 matching lines @@
  * @type {number}
  */
 o3d.DrawList.SortMethod = goog.typedef;
 
 
 /**
  *  SortMethod,
  *    BY_PERFORMANCE
  *    BY_Z_ORDER
  *    BY_PRIORITY
- * 
+ *
  * Method to sort DrawList by.
  */
 o3d.DrawList.BY_PERFORMANCE = 0;
 o3d.DrawList.BY_Z_ORDER = 1;
 o3d.DrawList.BY_PRIORITY = 2;
 
 
 /**
  * Renders the draw list.
  */
 o3d.DrawList.prototype.render = function() {
   // TODO(petersont): Add sort.
   for (var i = 0; i < this.list_.length; ++i) {
     var drawElementInfo = this.list_[i];
     var world = drawElementInfo.world;
     var view = drawElementInfo.view;
+    var viewProjection = drawElementInfo.viewProjection;
+    var worldViewProjection = drawElementInfo.worldViewProjection;
     var projection = drawElementInfo.projection;
     var transform = drawElementInfo.transform;
     var drawElement = drawElementInfo.drawElement;
     var element = drawElementInfo.drawElement.owner;
     var material = drawElementInfo.drawElement.material ||
                    drawElementInfo.drawElement.owner.material;
     var effect = material.effect;
 
     o3d.Param.SAS.setWorld(world);
     o3d.Param.SAS.setView(view);
     o3d.Param.SAS.setProjection(projection);
+    o3d.Param.SAS.setViewProjection(viewProjection);
+    o3d.Param.SAS.setWorldViewProjection(worldViewProjection);
 
     var paramObjects = [
       transform,
       drawElement,
       element,
       material,
       effect,
       o3d.Param.SAS
     ];
 
     effect.searchForParams_(paramObjects);
     element.render();
   }
 };