     public var bitmapFrom:BitmapData;
     
     /**
-     * The bitmap data representing the end state of this effect.
-     * If this property is not set, it will be calculated automatically
-     * when the effect is played by grabbing a snapshot of the target
-     * object, or by using a transparent bitmap if the object does not
-     * exist in the end state of a transition.
+     *  @copy spark.effects.AnimateShaderTransition#bitmapTo
      *  
      *  @langversion 3.0
      *  @playerversion Flash 10

        // shader filter during the animation.
        oldFilters  = target.filters;
    }    
    override public function animationEnd(animation:Animation):void
    {
        target.filters = oldFilters;

    public var shaderCode:ByteArray;
    
    /**
     *  @copy spark.effects.AnimateShaderTransition#shaderProperties
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
