Flash / Flex / ActionScript/Graphics/ConvolutionFilter

ConvolutionFilter Demo

   <source lang="java">

package{

 import flash.display.Sprite;
 import flash.filters.*;
 public class Main extends Sprite{
   public function Main(){
       var box:Sprite = new Sprite(  );
       box.graphics.lineStyle(  );
       box.graphics.beginFill(0xFFFFFF);
       box.graphics.drawRect(0, 0, 100, 100);
       box.graphics.endFill(  );
       var boxShadow:Sprite = new Sprite(  );
       boxShadow.graphics.lineStyle(  );
       boxShadow.graphics.beginFill(0xFFFFFF);
       boxShadow.graphics.drawRect(0, 0, 100, 100);
       boxShadow.graphics.endFill(  );
       addChild(boxShadow);
       addChild(box);
       box.filters = [new GlowFilter(  )];
       boxShadow.filters = [new ConvolutionFilter(3, 3, [0, 0, 0, 0, 1, 0, 0, 0, 0])];
   }
 }

}

       </source>