光る玉　BLurを使わずに

光る玉
* http://wonderfl.net/code/59800e418b29b4a891efdcc399e9af6e97a877af
* をblurフィルターを使わずに再現してみる
* 
* コードぐちゃぐちゃ
* 綺麗じゃないけどフルスクリーンでのもっさり感がすくなくなる？

by oreore 10 Oct 2009

• Related works: 1
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/**
 * Copyright oreore ( http://wonderfl.net/user/oreore )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/nt3T
 */

/***************************************************************
 * 光る玉
 * http://wonderfl.net/code/59800e418b29b4a891efdcc399e9af6e97a877af
 * をblurフィルターを使わずに再現してみる
 * 
 * コードぐちゃぐちゃ
 * 綺麗じゃないけどフルスクリーンでのもっさり感がすくなくなる？
*/
package  
{
	import flash.display.Bitmap;
	import flash.display.BitmapData;
	import flash.display.Sprite;
	import flash.display.Stage;
	import flash.events.Event;
	import flash.events.MouseEvent;
	import flash.filters.BlurFilter;
	import flash.geom.ColorTransform;
	import flash.geom.Matrix;
	import flash.geom.Point;
	import flash.geom.Rectangle;
	import flash.display.BlendMode;
	import flash.display.PixelSnapping;
	
	import flash.display.StageAlign;
	import flash.display.StageScaleMode;
	
	
	import caurina.transitions.Tweener;
	import caurina.transitions.properties.ColorShortcuts;
	import caurina.transitions.properties.FilterShortcuts;
	import caurina.transitions.properties.CurveModifiers;
	
	
	import com.flashdynamix.utils.SWFProfiler;
	import com.flashdynamix.motion.Tweensy;
	import com.flashdynamix.motion.TweensyGroup;
	import com.flashdynamix.motion.TweensySequence;
	import com.flashdynamix.motion.TweensyTimeline;
	import com.flashdynamix.motion.guides.Bezier2D;
	import com.flashdynamix.motion.guides.Orbit2D;
	import fl.motion.easing.*;
	
	
	[SWF(backgroundColor = "0", fps = "60")] 
	public class Main extends Sprite
	{
		private var bm:Bitmap;
		private var bmd:BitmapData;
		private var _speed:Number = 0;
		private var _colorTransForme:ColorTransform;
		private var ballCollection:Array;
		private var mxCollection:Array;
		private var rect:Sprite;
		private var hRect:Sprite;
		private var ballNum:Number = 40;
		private var _scale:int = 8;
		private var _dScale:int = 10;
		
		
		public function Main() 
		{
			init();
		}
		
		
		private function init():void
		{
			FilterShortcuts.init();
			CurveModifiers.init();
			ColorShortcuts.init();
			
			
			rect = new Sprite();
			rect.graphics.beginFill(0x000000);
			rect.graphics.drawRect(0, 0, 1, 1);
			rect.graphics.endFill();
			rect.scaleX = stage.stageWidth;
			rect.scaleY = stage.stageHeight;
			addChild(rect);
			
			
			hRect = new Sprite();
			hRect.graphics.beginFill(0x000000,0.5);
			hRect.graphics.drawRect(0, 0, 1, 1);
			hRect.graphics.endFill();
			hRect.scaleX = stage.stageWidth;
			hRect.scaleY = stage.stageHeight;
			
			
			// ボールを作成
			ballCollection = [];
			mxCollection = [];
			
			var n:int = ballNum;
			for (var i:int = 0; i < n; i++) 
			{
				var ball:Ball = new Ball(Math.random()*2+10);
				ball.name = String(i);
				var matrix:Matrix = new Matrix(1, 0, 0, 1, 0, 0);
				ballCollection.push(ball);
				mxCollection.push(matrix);
				onClickHandler(ballCollection[i]);
			}
			
			
			
			bmd = new BitmapData(stage.stageWidth, stage.stageHeight, true,0xff000000);
			bm = new Bitmap(bmd);
			bm.smoothing = true;
			
			addChild(bm);
			
			
			addEventListener(Event.ENTER_FRAME, onEnterFrameHandler);
			_colorTransForme = new ColorTransform(.99, .99, .99, 0.95);
			
			
			addChild(hRect);
			
		}
		
		
		
		private function onClickHandler(moveSprite:Ball):void 
		{
			mxCollection[Number(moveSprite.name)] = new Matrix(1, 0, 0, 1, -120, Math.random() * stage.stageHeight);
			moveSprite.alpha = 1;
			var delay:Number = Math.random() * 5;
			var time:Number = Math.random() * 3 + 3;
			
			var c:uint = Math.random()*0xffffff;
			moveSprite.fillColor(c);
			
			Tweener.addTween(mxCollection[Number(moveSprite.name)], {
				tx:stage.stageWidth+20,
				ty:Math.random() * stage.stageHeight*2-stage.stageHeight/3,
				_bezier:[{tx:Math.random()*stage.stageWidth*0.25, ty:Math.random()*stage.stageHeight},{tx:Math.random()*stage.stageWidth*0.25+stage.stageWidth*.5, ty:Math.random()*stage.stageHeight}],
				time:time,
				delay:delay,
				transition:"linear",
				onComplete:onClickHandler,
				onCompleteParams:[moveSprite]
			});
			
			
		}
		
		
		private function onEnterFrameHandler(e:Event):void 
		{
			bmd.colorTransform(bmd.rect, _colorTransForme);
			
			var n:int = ballNum;
			for (var i:int = 0; i < n; i++) 
			{
				bmd.draw(ballCollection[i], mxCollection[i], null, BlendMode.ADD,null,true);
			}
			
			
		}
		
	}
	
}

import flash.display.Sprite;
class Ball extends Sprite{
	
		public var radius:Number;
		public var color:uint;
		public var vx:Number = 0;
		public var vy:Number = 0;

		
		public function Ball(radius:Number = 40, color:uint = 0xff6633){
			this.radius = radius;
			this.color = color;
			init();
		}
		
		private function init():void{
			graphics.beginFill(color);
			graphics.drawCircle(0,0,radius);
			graphics.endFill();
		}
		
		public function fillColor(value:uint):void
		{
			graphics.beginFill(value);
			graphics.drawCircle(0,0,radius);
			graphics.endFill();
		}
}