[Stardust] forked from: 土着神「宝永四年の赤蛙」

東方風神録のスペル、土着神「宝永四年の赤蛙」風なものを作ってみた
* マウスカーソルについてきます
* 3匹にはなりませんが

by paq 09 Mar 2010

• Forked from Susisu's 土着神「宝永四年の赤蛙」
• Diff: 125
• Related works: 4

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particulas stardust
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// forked from Susisu's 土着神「宝永四年の赤蛙」
/* 東方風神録のスペル、土着神「宝永四年の赤蛙」風なものを作ってみた
 * マウスカーソルについてきます
 * 3匹にはなりませんが
 */
package 
{
	import flash.display.Bitmap;
	import flash.display.BitmapData;
	import flash.display.Sprite;
	import flash.events.Event;
	import flash.filters.BlurFilter;
	import flash.geom.Point;
	import frocessing.color.ColorHSV;
	import idv.cjcat.stardust.common.actions.Age;
	import idv.cjcat.stardust.common.actions.AlphaCurve;
	import idv.cjcat.stardust.common.actions.CompositeAction;
	import idv.cjcat.stardust.common.actions.DeathLife;
	import idv.cjcat.stardust.common.actions.triggers.DeathTrigger;
	import idv.cjcat.stardust.common.clocks.SteadyClock;
	import idv.cjcat.stardust.common.initializers.Color;
	import idv.cjcat.stardust.common.initializers.Life;
	import idv.cjcat.stardust.common.initializers.Mask;
	import idv.cjcat.stardust.common.math.UniformRandom;
	import idv.cjcat.stardust.common.renderers.Renderer;
	import idv.cjcat.stardust.twoD.actions.Damping;
	import idv.cjcat.stardust.twoD.actions.Gravity;
	import idv.cjcat.stardust.twoD.actions.Move;
	import idv.cjcat.stardust.twoD.actions.Spawn;
	import idv.cjcat.stardust.twoD.emitters.Emitter2D;
	import idv.cjcat.stardust.twoD.fields.UniformField;
	import idv.cjcat.stardust.twoD.initializers.Position;
	import idv.cjcat.stardust.twoD.initializers.Velocity;
	import idv.cjcat.stardust.twoD.renderers.PixelRenderer;
	import idv.cjcat.stardust.twoD.zones.LazySectorZone;
	import idv.cjcat.stardust.twoD.zones.SinglePoint;
	
	/**
	 * Stardustにしてみた。
	 * @author paq89
	 */
	[SWF(backgroundColor="0xFFFFFF", width=465, height=465, frameRate=60)]
	public class Rain extends Sprite 
	{
		private const ZERO_POINT:Point = new Point(0, 0);
		private var _emitter:Emitter2D;
		private var _bmpData:BitmapData;
		private var _stgBmp:Bitmap;
		private var _point:SinglePoint;
		private var _blurFilter:BlurFilter;
		private var _color:Color;
		private var _hsv:ColorHSV;
		
		public function Rain():void 
		{
			if (stage) init();
			else addEventListener(Event.ADDED_TO_STAGE, init);
		}
		
		private function init(e:Event = null):void 
		{
			removeEventListener(Event.ADDED_TO_STAGE, init);
			
			graphics.beginFill(0); graphics.drawRect(0, 0, 465, 465);
			_bmpData = new BitmapData(465, 465, true, 0x00000000);
			_stgBmp = new Bitmap(_bmpData);
			_point = new SinglePoint();
			_blurFilter = new BlurFilter(2, 2, 1);
			_color = new Color();
			_hsv = new ColorHSV(0, 0.8);
			
			_emitter = new Emitter2D(new SteadyClock(1));
			var renderer:PixelRenderer = new PixelRenderer(_bmpData);
			renderer.addEmitter(_emitter);
			
			_emitter.addInitializer(_color);
			_emitter.addInitializer(new Position(_point));
			_emitter.addInitializer(new Life(new UniformRandom(100, 0)));
			var trigger:DeathTrigger = new DeathTrigger();
			var spawn:Spawn = new Spawn(new UniformRandom(20, 20));
			spawn.addInitializer(new Mask(2));
			spawn.addInitializer(_color)
			spawn.addInitializer(new Life(new UniformRandom(20, 20)));
			spawn.addInitializer(new Velocity(new LazySectorZone(5, 5)));
			trigger.mask = 1;
			trigger.addAction(spawn);
			
			var commonActions:CompositeAction = new CompositeAction();
			commonActions.mask = 1 | 2;
			commonActions.addAction(new Move());
			commonActions.addAction(new DeathLife());
			commonActions.addAction(new Age());
			commonActions.addAction(new AlphaCurve(10, 20));
			commonActions.addAction(new Damping(0.1));
			
			_emitter.addAction(commonActions);
			_emitter.addAction(trigger);
			
			addChild(_stgBmp);
			addEventListener(Event.ENTER_FRAME, loop);
		}
		
		private function loop(e:Event):void 
		{
			_hsv.h += 5;
			_color.color = _hsv.value32;
			_bmpData.applyFilter(_bmpData,_bmpData.rect, ZERO_POINT, _blurFilter);
			_point.x = mouseX;
			_point.y = mouseY;
			_emitter.step();
		}
		
	}
	
}