リア充へ捧ぐ09_12_25 forked from: forked from: Fire クリックで大炎上
クリックしてね
/**
* Copyright KiKiKi ( http://wonderfl.net/user/KiKiKi )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/qr2u
*/
// forked from matsu4512's forked from: Fire クリックで大炎上
//クリックしてね
// forked from Saqoosha's Fire
package {
import flash.text.engine.ContentElement;
import flash.text.StyleSheet;
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.display.BlendMode;
import flash.display.Loader;
import flash.display.LoaderInfo;
import flash.display.Sprite;
import flash.display.StageQuality;
import flash.display.StageScaleMode;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.filters.ColorMatrixFilter;
import flash.filters.ConvolutionFilter;
import flash.geom.Matrix;
import flash.geom.Point;
import flash.net.URLRequest;
import flash.system.LoaderContext;
import flash.text.TextField;
import flash.text.TextFieldAutoSize;
import flash.text.TextFormat;
import net.hires.debug.Stats;
[SWF(width=465, height=465, backgroundColor=0x0, frameRate=60)]
public class PerlinNoise extends Sprite {
private static const ZERO_POINT:Point = new Point();
private var _fireColor:BitmapData;
private var _currentFireColor:int;
private var _canvas:BitmapData;
private var _grey:BitmapData;
private var _spread:ConvolutionFilter;
private var _cooling:BitmapData;
private var _color:ColorMatrixFilter;
private var _offset:Array;
private var _fire:BitmapData;
private var _palette:Array;
private var _zeroArray:Array;
private var charBmpData:BitmapData;
private var tx:TextField;
private var particles:Array = [];
private var f:Boolean = false;
public function PerlinNoise() {
this.stage.scaleMode = StageScaleMode.NO_SCALE;
this.stage.quality = StageQuality.LOW;
var loader:Loader = new Loader();
loader.contentLoaderInfo.addEventListener(Event.COMPLETE, this._onLoaded);
loader.load(new URLRequest('http://saqoosha.net/lab/Moyasu/srcview/source/fire-color.png'), new LoaderContext(true));
}
private function _onLoaded(e:Event):void {
this._fireColor = Bitmap(LoaderInfo(e.target).loader.content).bitmapData;
this._canvas = new BitmapData(465, 465, true, 0);
tx = new TextField();
tx.selectable = false;
tx.autoSize = TextFieldAutoSize.LEFT;
tx.defaultTextFormat = new TextFormat("Verdana", 75, 0xffffff, true);
tx.text = 'リア充';
tx.x = (465 - tx.width) /2 - 110;
tx.y = (465 - tx.height) / 2;
_canvas.draw(tx, new Matrix(1,0,0,1,tx.x,tx.y));
this._grey = new BitmapData(465, 465, false, 0x0);
this._spread = new ConvolutionFilter(3, 3, [0, 1, 0, 1, 1, 1, 0, 1, 0], 5);
this._cooling = new BitmapData(465, 465, false, 0x0);
this._offset = [new Point(), new Point()];
this._fire = new BitmapData(465, 465, false, 0x0);
this.addChild(new Bitmap(this._fire));
this._createCooling(0.16);
this._createPalette(this._currentFireColor = 0);
this.addEventListener(Event.ENTER_FRAME, this._update);
this.stage.addEventListener(MouseEvent.CLICK, this._onClick);
var status:Stats = new Stats();
addChild(status);
}
private function _appendText():Boolean {
tx.appendText('\n＼爆発しろ／');
_canvas.draw(tx, new Matrix(1,0,0,1,tx.x,tx.y));
return true;
}
private function _onClick(e:MouseEvent):void {
if(f){
tx.text = 'リア充';
_canvas.draw(tx, new Matrix(1,0,0,1,tx.x,tx.y));
f = false;
return;
}
f = true;
if(_appendText() == true) {;
for(var i:int = 0; i < _canvas.height; i++){
for(var j:int = 0; j < _canvas.width; j++){
if(_canvas.getPixel(j,i) == 0xffffff){
_canvas.setPixel(j,i,0);
var p:Particle = new Particle();
p.x = j;
p.y = i;
p.vx = Math.random()*20-(Math.random()*10 - 5);
p.vy = Math.random()*20-10;
particles.push(p);
}
}
}
}
}
private function _createCooling(a:Number):void {
this._color = new ColorMatrixFilter([
a, 0, 0, 0, 0,
0, a, 0, 0, 0,
0, 0, a, 0, 0,
0, 0, 0, 1, 0
]);
}
private function _createPalette(idx:int):void {
this._palette = [];
this._zeroArray = [];
for (var i:int = 0; i < 256; i++) {
this._palette.push(this._fireColor.getPixel(i, idx * 32));
this._zeroArray.push(0);
}
}
private var framei:int = 0;
private function _update(e:Event):void {
this._grey.draw(this._canvas);
this._grey.applyFilter(this._grey, this._grey.rect, ZERO_POINT, this._spread);
var i:int = particles.length;
var p:Particle;
while(i--){
p = particles[i];
_grey.setPixel(p.x, p.y, 0xffffff);
p.x += p.vx;
p.y += p.vy;
if(p.x < 0 || p.x > stage.stageWidth || p.y < 0 || p.y > stage.stageHeight)
particles.splice(i, 1);
}
if(framei % 4 == 0){
this._cooling.perlinNoise(50, 50, 1, 982374, false, false, 0, true, this._offset);
this._offset[0].x += Math.random()5.0 - 2.5;
this._offset[1].y += 2.0;
this._cooling.applyFilter(this._cooling, this._cooling.rect, ZERO_POINT, this._color);
this._grey.draw(this._cooling, null, null, BlendMode.SUBTRACT);
this._grey.scroll(0, -5);
this._fire.paletteMap(this._grey, this._grey.rect, ZERO_POINT, this._palette, this._zeroArray, this._zeroArray, this._zeroArray);
}
framei++;
}
}
}
class Particle{
public var x:Number, y:Number, vx:Number, vy:Number;
}