/** * 注意：　Frocessing と　Papervision3D　が必要です * * @author yooKo@selflash * @version 1.0.0 * @date 2009/10/24 * @see http://selflash.jp/ * * Please click. * The flame becomes deformed. * * クリックすると炎でできたテキストが変形します * 変形中は激重いので注意 * 誰かが最適化してくれる事を望む **/ package { import flash.display.Bitmap; import flash.display.BitmapData; import flash.display.BitmapDataChannel; import flash.display.BlendMode; import flash.display.DisplayObject; import flash.display.StageQuality; import flash.text.TextField; import flash.text.TextFieldAutoSize; import flash.text.TextFormat; import flash.filters.BlurFilter; import flash.filters.BitmapFilterQuality; import flash.filters.ColorMatrixFilter; import flash.events.Event; import flash.events.TimerEvent; import flash.events.MouseEvent; import flash.geom.ColorTransform; import flash.geom.Point; import flash.geom.Matrix; import flash.geom.Rectangle; import flash.utils.Timer; import flash.utils.getTimer; import org.papervision3d.cameras.*; import org.papervision3d.view.BasicView; import org.papervision3d.view.layer.ViewportLayer; import org.papervision3d.view.layer.BitmapEffectLayer; import org.papervision3d.core.effects.BitmapLayerEffect; import org.papervision3d.core.effects.BitmapColorEffect; import org.papervision3d.core.effects.utils.BitmapClearMode; import org.papervision3d.core.geom.Pixels; import org.papervision3d.core.geom.renderables.Pixel3D; import org.papervision3d.objects.DisplayObject3D; import net.hires.debug.Stats; import frocessing.color.ColorHSV; [SWF(width="465", height="465", backgroundColor="0x000000", frameRate="60")] public class FireText3D extends BasicView { private var _container:DisplayObject3D; private var _pixels:Pixels; private var _particles:Array/*Particle*/ = []; private var _startTime:int; private var _textW:Number; private var _textH:Number; private var _bmd:BitmapData; private var _currentNum:int = 0; private var _count:int = 0; //======================================================================== // constructor //======================================================================== public function FireText3D() { super(0, 0, true, false); init(); } //======================================================================== // init //======================================================================== private function init(e:Event = null):void { removeEventListener(Event.ADDED_TO_STAGE, init); stage.quality = StageQuality.LOW; camera.z = -80; var _layer:BitmapEffectLayer = new BitmapEffectLayer(viewport, stage.stageWidth * 0.8, stage.stageHeight, true, 0, BitmapClearMode.CLEAR_PRE, false); viewport.containerSprite.addLayer(_layer); //_layer.addEffect(new BitmapColorEffect(1, 1, 1, .7)); _layer.addEffect(new BitmapLayerEffect(new BlurFilter(10, 10, BitmapFilterQuality.LOW), true)); _layer.addEffect(new BitmapLayerEffect(new ColorMatrixFilter([1.1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0]))); _pixels = new Pixels(_layer); _layer.addDisplayObject3D(_pixels); _container = scene.addChild(new DisplayObject3D()); _container.addChild(_pixels); createText(); createBody(0, .2, 0xFF000000); //perlinNoise　は　重い為縦を3倍の長さでBitmapDataを作成する _bmd = new BitmapData(465, 465 * 3.5, false, 0x00000000); stage.addEventListener(MouseEvent.CLICK, onClickHandler); upDate(); startRendering(); stage.addChild(new Stats()); } //======================================================================== // createText //======================================================================== private function createText():void { var tf:TextField = new TextField(); tf.defaultTextFormat = new TextFormat("小塚ゴシック Pro H", 18, 0x000000, true); tf.autoSize = TextFieldAutoSize.LEFT; tf.text = "FIRE"; _textW = tf.textWidth; _textH = tf.textHeight; _bmd = new BitmapData(_textW + 5, _textH + 5, false, 0xFFFFFF); _bmd.draw(tf); } //======================================================================== // onClickHandler //======================================================================== private function onClickHandler(e:MouseEvent = null):void { _startTime = getTimer(); (_currentNum < 3) ? _currentNum++ : _currentNum = 0; } //======================================================================== //　onEnterFrameHandler //======================================================================== private var _rotateX:Number = 0; private var _rotateY:Number = 0; override protected function onRenderTick(event:Event = null):void { super.onRenderTick(); drawEffect(); switch (_currentNum) { case 1: collapsesAnimation(); upDate(); break; case 3: revivalAnimation(); upDate(); break; } _count++; _rotateX += (stage.mouseX - stage.stageWidth * 0.5 - _rotateX) * 0.1; _rotateY += (stage.mouseY - stage.stageHeight * 0.5 - _rotateY) * 0.1; _pixels.rotationY = _rotateX * 0.5; _pixels.rotationX = _rotateY * 0.5; } //======================================================================== //　drawEffect //======================================================================== private var _offset:Array = [new Point(), new Point()]; private const DRAW_MATRIX:Matrix = new Matrix(1, 0, 0, 1, 0, 0); private function drawEffect():void { _bmd.lock(); //_countが100の倍数の時だけperlinNoise！ if (_count % 240 == 0)_bmd.perlinNoise(30, 50, 1, 0, false, false, 0, true, _offset); _bmd.scroll(0, -5); _pixels.layer.canvas.lock(); _pixels.layer.canvas.draw(_bmd, DRAW_MATRIX, null, BlendMode.SUBTRACT); _pixels.layer.canvas.scroll(0, -5); _pixels.layer.canvas.unlock(); _bmd.unlock(); } //======================================================================== //　再生アニメーション //======================================================================== private function revivalAnimation():void { var now:int = getTimer(); var len:int = _particles.length; for (var i:int = 0; i < len; i++) { var p:Particle = _particles[i]; var x_delay:Number = (1 - ((p.tx + _textW * .5) / _textW )) * 5000; var y_delay:Number = (1 - ((p.ty + _textH * .5) / _textH )) * 500; var z_delay:Number = (1 - ((p.tz + 6) / 12 )) * 1000; var delay:Number = x_delay + y_delay + z_delay; if (_startTime + delay > now) continue ; //Math.absの高速化？ var xx:Number = p.tx - p.x; var yy:Number = p.ty - p.y; var zz:Number = p.tz - p.z; var x:Number = (xx < 0)?xx * -1:xx; var y:Number = (yy < 0)?yy * -1:yy; var z:Number = (zz < 0)?zz * -1:zz; if (x < .5 && y < .5 && z < .5) { p.x = p.tx; p.y = p.ty; p.z = p.tz; p.r = 20; p.degree = 10; p.c += (p.tc - p.c) * .2; }else { p.x += (p.tx - p.x) * .08; p.y += (p.ty - p.y) * .08; p.z += (p.tz - p.z) * .08; color.h = (getTimer() / 20000) * 360; p.c = rgb2argb(color.value, 1); if (p.r > 3) { p.x += ((p.x + p.r * Math.sin(Math.PI / 180 * p.degree)) - p.x) * .1; p.y += ((p.y + p.r * Math.cos(Math.PI / 180 * p.degree)) - p.y) * .1; p.z += ((p.z + p.r * Math.sin(Math.PI / 180 * p.degree)) - p.z) * .1; } if (p.r > 0) p.r -= .3; p.degree += 10; } } } //======================================================================== // collapsesAnimation //======================================================================== private var color:ColorHSV = new ColorHSV(0, 0.5); private function collapsesAnimation():void { var now:int = getTimer(); var len:int = _particles.length; for (var i:int = 0; i < len; i++) { var p:Particle = _particles[i]; var x_delay:Number = (1 - ((p.tx + _textW * .6) / _textW )) * 5000; var y_delay:Number = (1 - ((p.ty + _textH * .8) / _textH )) * 500; var z_delay:Number = (1 - ((p.tz + 8 * .5) / 8 )) * 1000; var delay:Number = x_delay + y_delay + z_delay; if (_startTime + delay > now) continue ; //Math.absの高速化？ var xx:Number = p.ex - p.x; var yy:Number = p.ey - p.y; var zz:Number = p.ez - p.z; var x:Number = (xx < 0)?xx * -1:xx; var y:Number = (yy < 0)?yy * -1:yy; var z:Number = (zz < 0)?zz * -1:zz; if (x < .5 && y < .5 && z < .5) { p.x = p.ex; p.y = p.ey; p.z = p.ez; p.r = 20; p.degree = 10; }else { p.x += (p.ex - p.x) * .08; p.y += (p.ey - p.y) * .08; p.z += (p.ez - p.z) * .08; if (p.r > 3) { p.x += ((p.ex + p.r * Math.cos(Math.PI / 180 * p.degree)) - p.x) * .1; p.y += ((p.ey + p.r * Math.cos(Math.PI / 180 * p.degree)) - p.y) * .1; p.z += ((p.ez + p.r * Math.sin(Math.PI / 180 * p.degree)) - p.z) * .1; } if (p.r) p.r -= .3; p.degree += 10; } } } //======================================================================== //　Particleが保持している情報を元にPixelsにaddPixel3D() //======================================================================== private var _pixel3Ds:Array/*Pixel3D*/ = []; private function upDate():void { _pixels.removeAllpixels(); var len:int = _particles.length; for (var i:int = 0; i < len; i++) { var p:Particle = _particles[i]; var px:Pixel3D; color.h = (getTimer() / 5000) * 360; var c:int = rgb2argb(color.value, 1); if (_pixel3Ds[i]) { px = _pixel3Ds[i]; px.color = c; px.x = p.x; px.y = p.y; px.z = p.z; }else { _pixel3Ds[i] = new Pixel3D(rgb2argb(0xEFDD6D, 1), p.x, p.y, p.z); }; px = _pixel3Ds[i]; _pixels.addPixel3D(px); } } //======================================================================== // createBody //======================================================================== private var _c:uint; private function createBody(depth:Number = 0, distance:Number = 2, color:Number = NaN):void { var p:Particle; var w:Number = _textW * .5; var h:Number = _textH * .4; for (var i:int = 0, _y:Number = 0; _y < _textH; _y += distance ) { for (var _x:Number = 0; _x < _textW; _x += distance ) { _c = _bmd.getPixel( _x, _y ); if (_c != 0xFFFFFF) { _c = (color)?color:rgb2argb(_c, 1); p = _particles[i] || new Particle(); p.c = _c; p.x = _x - w; p.y = - _y + h; p.z = depth; p.tx = p.x; p.ty = p.y; p.tz = p.z; p.tc = p.c; _particles[i] = p; i++; } } } } //======================================================================== // RGBをARGBに変換する //======================================================================== private function rgb2argb(rgb:uint, alpha:Number):uint { return ((alpha * 0xff) << 24) + rgb; } } } //======================================================================== // 座標、色情報を保持するクラス //======================================================================== class Particle { public var x:Number; public var y:Number; public var z:Number; public var c:int; public var tx:Number; public var ty:Number; public var tz:Number; public var tc:int; public var ex:Number = (Math.random() - .5) * 2; public var ey:Number = (Math.random() - .5) * 2 - 30; public var ez:Number = (Math.random() - .5) * 2; public var ec:int; public var r:Number = 2; public var degree:Number = 5; }