forked from: Blur Circle

そんなことないよーちゃんとENTER_FRAMEで実行されてるよ！
@WinXP FF3.0.4 WIN 9,0,124,0

by mash 17 Dec 2008

• Forked from ll_koba_ll's Blur Circle
• Diff: 9
• Related works: 12

Tags

bitmap bokeh effect light
Embed

// forked from ll_koba_ll's Blur Circle
// そんなことないよーちゃんとENTER_FRAMEで実行されてるよ！
// @WinXP FF3.0.4 WIN 9,0,124,0
package
{    
    import flash.display.*;
    import flash.events.*;
    import flash.geom.*;
    import flash.filters.*;

    // なぜかクリックしないと描画されない＞＜

    [SWF(width="300", height="300", frameRate="24", backgroundColor="#000000")]

     /** 
      *  
      * @author ll_koba_ll (RAWHIDE.)
      */  
    public class Rotationlight extends Sprite
    {
        private var blur:BlurFilter;
        private var container:Sprite;
        private var source:Sprite;
        private var bmpd:BitmapData;

        public function Rotationlight()
        {

            stage.scaleMode = StageScaleMode.NO_SCALE;
            stage.align = StageAlign.TOP_LEFT;
            stage.quality = StageQuality.LOW;            
            init();            
            addEventListener(Event.ENTER_FRAME, update);
        }

        private function init():void
        {
            blur = new BlurFilter(4,4);            
            bmpd = new BitmapData(stage.stageWidth, stage.stageHeight, true, 0x00FFFFFF);
            container = new Sprite();
            source = new Sprite();

            addChild(new Bitmap(bmpd));
            container.addChild(source);

            with(source.graphics)
            {
                beginFill( Math.random() * 0xFFFFFF );
                drawCircle(0,0,20);
                endFill();
            }
            
        }

        private function update(e:Event = null):void
        {
            bmpd.draw(container, null, null, BlendMode.ADD);
            bmpd.applyFilter(bmpd, bmpd.rect, new Point(), blur);
            source.x = mouseX;
            source.y = mouseY;
        }
         
    }
}