         // Last-ditch effort - if we don't have bitmaps yet, then just grab a 
         // snapshot of the current target
         if (!bitmapFrom)
-            bitmapFrom = FxAnimateShaderTransition.getSnapshot(target);
+            bitmapFrom = AnimateShaderTransition.getSnapshot(target);
         if (!bitmapTo)
-            bitmapTo = FxAnimateShaderTransition.getSnapshot(target);
+            bitmapTo = AnimateShaderTransition.getSnapshot(target);
 
         // Fix up the visibility if it's becoming visible
         if (propertyChanges &&

    }

    /**
     * Unlike FxAnimate's getValue we return the value of the property requested
     * from the filter associated with our effect instance rather than 
     * the effect target.
     *  

     * @example <listing version="3.0">
     *   [Embed(source="MyShader.pbj", mimeType="application/octet-stream")]
     *   private var ShaderCodeClass:Class;
     *   var shaderEffect = new AnimateShaderTransition();
     *   shaderEffect.shaderCode = ShaderCodeClass;
     *   shaderEffect.shaderProperties = {direction : 1};</listing>
     * or in MXML code, this:<listing version="3.0">
     *   &lt;AnimateShaderTransition 
     *       shaderCode="&64;Embed(source='MyShader.pbj', mimeType='application/octet-stream')"
     *       shaderProperties="{{direction : 1}}}"/&gt;
     * </listing>
