If a GLTexture is given as a sampler2D it will extract the textureData from it correctly

Author: photonstorm

src/gameobjects/shader/Shader.js

@@ -640,11 +640,23 @@ var Shader = new Class({
         {
             var frame = textureManager.getFrame(textureKey);
             var uniform = this.uniforms[uniformKey];
+            var source = frame.source;
 
             uniform.textureKey = textureKey;
-            uniform.source = frame.source.image;
+            uniform.source = source.image;
             uniform.value = frame.glTexture;
 
+            if (source.isGLTexture)
+            {
+                if (!textureData)
+                {
+                    textureData = {};
+                }
+
+                textureData.width = source.width;
+                textureData.height = source.height;
+            }
+
             if (textureData)
             {
                 uniform.textureData = textureData;