// forked from psyark's forked from: convolution_life // forked from hacker_3szp8277's convolution_life //　自機は想像で補ってください。または補ってください。 package { import flash.display.*; import flash.filters.ConvolutionFilter; import flash.events.*; import flash.geom.*; [SWF(width="465", height="465", backgroundColor= 0x000033, frameRate="60")] public class LifeShooter extends Sprite { private var pixelScale:Number = 1 + Math.random()*4; private var scrollHeight:int = 4; private var scrollFrame:int = 120; private var lifeBD:BitmapData = new BitmapData(stage.stageWidth * 0.75 / pixelScale, stage.stageHeight / pixelScale + scrollHeight * pixelScale, false, 0x000000); private var lifeBmp:Bitmap = new Bitmap(lifeBD); private var field:Sprite = new Sprite(); private var step:ConvolutionFilter = new ConvolutionFilter(3, 3, [1, 1, 1, 1, 9, 1, 1, 1, 1], 0xFF, 0); private var rule:Array = [0, 0, 0, 0xFF0000, 0, 0, 0, 0, 0, 0, 0, 0xFF0000, 0xFF0000];// 0xFF0000]; private var scrollWaitFrames:uint = 0; private var mouseHold:uint = 0; public function LifeShooter() { field.addChild(lifeBmp); field.scaleX = field.scaleY = pixelScale; addChild(field); field.x = (stage.stageWidth - field.width)/2 lifeBmp.y = -scrollHeight; lifeBD.pixelDissolve(lifeBD, new Rectangle(0,0,lifeBD.width, lifeBD.height * 0.1), lifeBD.rect.topLeft, Math.floor(Math.random() * int.MAX_VALUE), lifeBD.width*lifeBD.height /10, 0xFFFF0000); field.addEventListener(MouseEvent.MOUSE_DOWN, function (mEvt:MouseEvent):void { mouseHold = 2 }); stage.addEventListener(MouseEvent.MOUSE_UP, function ():void { mouseHold = 0 }); addEventListener(Event.ENTER_FRAME, enterFrameHandler); } private function enterFrameHandler(evt:Event):void { if (mouseHold) { if(mouseHold++ % 2 == 0) { var bullet:Sprite = new Sprite; bullet.graphics.beginFill(0xFF0000); var bulletSize:Number = Math.min(10, 2 +mouseHold / 10); bullet.graphics.drawRect(-bulletSize / 2, -1/2, bulletSize, 1); bullet.x = field.mouseX; bullet.y = field.mouseY; field.addChild(bullet); bullet.addEventListener(Event.ENTER_FRAME, bulletEnterFrameHandler, false, 0, true); } } lifeBD.lock(); lifeBD.applyFilter(lifeBD, lifeBD.rect, lifeBD.rect.topLeft, step); lifeBD.paletteMap(lifeBD, lifeBD.rect, lifeBD.rect.topLeft, rule); lifeBmp.y = -scrollHeight + scrollHeight * scrollWaitFrames / scrollFrame if (++scrollWaitFrames % scrollFrame == 0) { lifeBmp.y = -scrollHeight; scrollWaitFrames = 0; lifeBD.scroll(0, scrollHeight); lifeBD.fillRect(new Rectangle(0, 0, lifeBD.width, scrollHeight), 0xFF000000); lifeBD.pixelDissolve(lifeBD, new Rectangle(0, 0, lifeBD.width, scrollHeight), lifeBD.rect.topLeft, Math.floor(Math.random() * int.MAX_VALUE), lifeBD.width * scrollHeight / 2, 0xFFFF0000); } lifeBD.unlock(); } private function bulletEnterFrameHandler(evt:Event):void { var bullet:Sprite = evt.target as Sprite; bullet.y -= bullet.height * 2; if (bullet.height / 2 >= bullet.y) { bullet.removeEventListener(Event.ENTER_FRAME, bulletEnterFrameHandler); field.removeChild(bullet); return; } var bd:BitmapData = new BitmapData(Math.floor(bullet.width + 2), Math.floor(bullet.height + 2)); bd.copyPixels(lifeBD, new Rectangle(Math.floor(bullet.x - bullet.width /2), Math.floor(bullet.y-bullet.height/2), bd.width, bd.height), bd.rect.topLeft); if (bd.compare( new BitmapData(bd.width, bd.height, true, 0xFF000000) ) != 0) { bullet.removeEventListener(Event.ENTER_FRAME, bulletEnterFrameHandler); lifeBD.draw(bullet, new Matrix(1, 0, 0, 1, bullet.x , bullet.y)); field.removeChild(bullet); } } } }