1 files changed, 2 insertions, 0 deletions

diff --git a/js/lib/drawing/world.js b/js/lib/drawing/world.js
index 781695b6..ebeeeb20 100755
--- a/js/lib/drawing/world.js
+++ b/js/lib/drawing/world.js
@@ -30,6 +30,7 @@ var World = function GLWorld( canvas, use3D, preserveDrawingBuffer ) {
 
     this._canvas = canvas;
         if (this._useWebGL) {
+        preserveDrawingBuffer = true;
         if(preserveDrawingBuffer) {
             this._glContext = canvas.getContext("experimental-webgl", {preserveDrawingBuffer: true});
         } else {
@@ -326,6 +327,7 @@ var World = function GLWorld( canvas, use3D, preserveDrawingBuffer ) {
                 var rtnVal = false;
                 if (root) {
                         rtnVal = this.hHasAnimatedMaterials( root );
+            this._hasAnimatedMaterials = rtnVal;
         }
 
                 return rtnVal;