ぐにょーん1

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favorite:7
lines:52
license : All rights reserved
modified : 2008-12-25 16:11:40

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package
{
	import flash.display.Bitmap;
	import flash.display.BitmapData;
	import flash.display.BitmapDataChannel;
	import flash.display.BlendMode;
	import flash.display.Sprite;
	import flash.events.Event;
	import flash.filters.BitmapFilterQuality;
	import flash.filters.BlurFilter;
	import flash.filters.DisplacementMapFilter;
	import flash.geom.Point;

public class Main extends Sprite
	{
		private static const LEVEL:uint = 1;
		private static const BLUR:BlurFilter = new BlurFilter(10, 10, BitmapFilterQuality.LOW);
		
		private var container:Sprite;
		private var originalBmd:BitmapData;
		private var bmd:BitmapData;
		private var bmp:Bitmap;
		
		private var radian:Number = .0;
		private var radius:Number = 100.;
		private var sx:Number = .0;
		private var sy:Number = .0;
		
		
		[SWF(backgroundColor="0x0096ff", frameRate="30")]
		
		public function Main()
		{
			container = new Sprite();
			addChild(container);
			
			originalBmd = new BitmapData(stage.stageWidth, stage.stageHeight, false, 0x00CCCCCC);
			
			var seed:Number = Math.floor(Math.random() * 10);
			var channels:uint = BitmapDataChannel.RED | BitmapDataChannel.GREEN | BitmapDataChannel.BLUE;
			originalBmd.perlinNoise(200, 200, 10, seed, false, true, channels, false, null);
			
			bmd = originalBmd.clone();
			bmp = new Bitmap(bmd);
			
			container.addChild(bmp);
			
			addEventListener(Event.ENTER_FRAME, enterFrameHandler);
		}
		
		private function enterFrameHandler(event:Event):void
		{	
			radian += Math.PI / radius;
			
			sx += ((stage.stageWidth / 2 - stage.mouseX) * Math.cos(radian) * 10 - sx) * 0.1;
			sy += ((stage.stageHeight / 2 - stage.mouseY) * Math.sin(radian) * 10 - sy) * 0.1;
			
			bmd.draw(originalBmd);
			
			var mapFilter:DisplacementMapFilter = new DisplacementMapFilter(bmd, new Point(), BitmapDataChannel.RED, BitmapDataChannel.RED, sx, sy, "wrap", 0, 0);
			bmp.filters = [mapFilter];
			
			bmd.draw(container);
			bmd.applyFilter(bmd, bmd.rect, new Point(), BLUR);
			
			bmd.draw(container);
		}
	}
}

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