forked from: 炎上ｼﾏｽﾀ
なんかいっぱい動かすテスト
洗濯機みたいになってます。
@author jc at bk-zen.com
// forked from munegon's 炎上ｼﾏｽﾀ
// forked from beinteractive's forked from: 10万個ぱーてぃくる - 軽く高速化
// forked from bkzen's 10万個ぱーてぃくる
package
{
import flash.display.Sprite;
import flash.display.StageAlign;
import flash.display.StageScaleMode;
import flash.events.Event;
import flash.events.MouseEvent;
import net.hires.debug.Stats;
/**
* なんかいっぱい動かすテスト
* 洗濯機みたいになってます。
* @author jc at bk-zen.com
*/
[SWF(backgroundColor = "0x000000", frameRate = "60")]
public class Test3 extends Sprite
{
protected const NUM_OF_PARTICLES: int = 1000;
private var main: TestMain;
public function Test3()
{
Wonderfl.capture_delay( 5 );
if (stage) init();
else addEventListener(Event.ADDED_TO_STAGE, init);
}
private function init(e:Event = null):void
{
removeEventListener(Event.ADDED_TO_STAGE, init);
//
main = new TestMain(500, 200, NUM_OF_PARTICLES);
addChild(main.view);
addChild(new Stats());
stage.scaleMode = StageScaleMode.NO_SCALE;
stage.align = StageAlign.TOP_LEFT;
stage.addEventListener(Event.RESIZE, onResize);
stage.addEventListener(MouseEvent.CLICK, onClick);
addEventListener(Event.ENTER_FRAME, onEnter);
}
private function onClick(e:MouseEvent):void
{
main.change();
}
private function onEnter(e:Event):void
{
main.draw(mouseX, mouseY);
}
// りサイズ （未実装）
private function onResize(e:Event):void
{
main.resize(stage.stageWidth, stage.stageHeight);
}
}
}
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.geom.ColorTransform;
import flash.geom.Point;
import flash.utils.ByteArray;
import flash.utils.Timer;
import flash.events.TimerEvent;
import flash.filters.BlurFilter;
class TestMain
{
private var w: int;
private var h: int;
private var mw: int;
private var mh: int;
public var view: Bitmap;
private var bmpData: BitmapData;
private var buf: BitmapData;
private var forceMap: BitmapData;
private var randomSeed: int;
private var particles: Particle;
private var bf: BlurFilter;
private var rPalette: Array;
private var gPalette: Array;
private var bPalette: Array;
private var num: int;
private var color: uint = 0xFFFFFF;
private var count: int = 0;
private var colorTr: ColorTransform;
public function TestMain(w: int, h: int, numOfParticles: int)
{
this.w = w;
mw = w >> 1;
this.h = h;
mh = h >> 1;
bmpData = new BitmapData(w, h, false, 0x00000000);
buf = bmpData.clone();
forceMap = new BitmapData(mw, mh, false);
forceMap.perlinNoise(mw >> 1, mh >> 1, 4, Math.random() * 0xFFFF, false, true, 3);
view = new Bitmap(bmpData);
bf = new BlurFilter( 16, 16, 3 );
rPalette = new Array( 256 );
gPalette = new Array( 256 );
bPalette = new Array( 256 );
num = numOfParticles;
var i: int;
var prev: Particle = particles = new Particle();
var p: Particle;
while (++i <= num)
{
p = new Particle();
p.x = Math.random() * w;
p.y = Math.random() * h;
prev.next = p;
prev = p;
}
for ( var n:int = 0; n <= 0xff; ++n ) {
if ( n < 0xcc ) {
rPalette[n] = 0xff000000 | Math.min( 1.5*n, 0xff ) << 16 | Math.min( 1.2*n, 0xff ) << 8;
} else {
rPalette[n] = 0xff000000 | Math.min( 1.5*n, 0xff ) << 16 | Math.min( 1.2*n, 0xff ) << 8 | ( n - 0xcc ) * 5;
}
gPalette[n] = 0;
bPalette[n] = 0;
}
colorTr = new ColorTransform(1, 1, 1, 1, -8, -8, -8);
var timer:Timer = new Timer( 5000, 0 );
timer.addEventListener( TimerEvent.TIMER,
function( e:TimerEvent ):void {
change();
draw(0,0)
}
);
timer.start();
}
// 描画、マウスの判定を後で追加予定
public function draw(mouseX: Number, mouseY: Number): void
{
var p: Particle = particles;
var col: uint;
buf.colorTransform(buf.rect, colorTr);
while ((p = p.next) != null)
{
col = forceMap.getPixel(p.x >> 1, p.y >> 1);
p.x += (p.vx = p.vx * 0.98 + (( col >> 16 & 0xff)-128) * 0.004);
p.y += (p.vy = p.vy * 0.98 + (( col >> 8 & 0xff)-128) * 0.004);
if (p.x < 0) p.x += w;
else if (p.x >= w) p.x -= w;
if (p.y < 0) p.y += h;
else if (p.y >= h) p.y -= h;
buf.setPixel(p.x >> 0, p.y >> 0, color);
}
bmpData.lock();
bmpData.applyFilter( buf, buf.rect, buf.rect.topLeft, bf );
bmpData.paletteMap( bmpData, bmpData.rect, bmpData.rect.topLeft, rPalette, gPalette, bPalette );
bmpData.unlock();
}
public function change(): void
{
//forceMap.perlinNoise(mw, mh, 4, Math.random() * 0xFFFF, false, true, 7);
}
public function resize(w: Number, h: Number): void
{
this.w = w;
this.h = h;
if (bmpData)
{
bmpData.dispose();
}
bmpData = new BitmapData(w, h, false, 0x00000000);
view.bitmapData = bmpData;
}
}
class Particle
{
public var x: Number = 0;
public var y: Number = 0;
public var vx: Number = 0;
public var vy: Number = 0;
public var next: Particle;
public function Particle()
{
}
}