Universe with sound, 2
/**
* Copyright bongiovi015 ( http://wonderfl.net/user/bongiovi015 )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/oj4p
*/
package {
import flash.system.LoaderContext;
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.display.GradientType;
import flash.display.Loader;
import flash.display.Shape;
import flash.display.Sprite;
import flash.events.Event;
import flash.events.IOErrorEvent;
import flash.events.ProgressEvent;
import flash.events.TimerEvent;
import flash.filters.BlurFilter;
import flash.geom.ColorTransform;
import flash.geom.Matrix;
import flash.geom.Point;
import flash.geom.Vector3D;
import flash.media.Sound;
import flash.media.SoundChannel;
import flash.media.SoundLoaderContext;
import flash.media.SoundMixer;
import flash.net.URLRequest;
import flash.utils.ByteArray;
import flash.utils.Timer;
public class WonderUniverse3 extends Sprite {
//--------------------------------------
// CLASS CONSTANTS
//--------------------------------------
private static const POLICY_FILE:String = "http://www.bongiovi.tw/crossdomain.xml";
private static const SOUND_FILE:String = "http://www.bongiovi.tw/wonderfl/essbe/House_Me.mp3";
private static const PATTERN_FILE:String = "http://www.bongiovi.tw/wonderfl/pattern.png";
public static const W : int = 465;
public static const H : int = 465;
public static const R : int = 250;
public static const MAX : int = 100;
public static const LEVEL_BLUR : int = 10;
public static const LEVEL_BRIGHTNESS : int = 20;
public static const MAX_BLUR : Number = 10;
public static const MAX_BRIGHTNESS : Number = 1.5;
private var __sLoading : Shape = new Shape;
private var __loader : Loader = new Loader();
private var __particles : Array = [];
private var __aBmps : Array = [];
private var __sContainer : Shape = new Shape;
private var __sbg : Shape = new Shape;
private var __bmpd : BitmapData;
private var __sound : Sound = new Sound;
private var __soundChannel : SoundChannel;
private var __bytes : ByteArray = new ByteArray();
private var __soundData : Array = [];
private var __vrx : Number = 0;
private var __vry : Number = 0;
private var __vrz : Number = 0;
public var angle : Number = 0;
private var __timer : Timer;
//--------------------------------------
// CONSTRUCTOR
//--------------------------------------
/**
* @constructor
*/
public function WonderUniverse3(){
__loader.contentLoaderInfo.addEventListener(Event.COMPLETE, __onImageLoadedHandler);
__loader.contentLoaderInfo.addEventListener(IOErrorEvent.IO_ERROR, __onError);
__loader.load(new URLRequest(PATTERN_FILE), new LoaderContext(true) );
}
private function __onImageLoadedHandler(e:Event) : void {
__bmpd = Bitmap(__loader.content).bitmapData;
addChild(__sbg);
var mtx:Matrix = new Matrix;
mtx.createGradientBox(465, 465);
__sbg.graphics.beginGradientFill(GradientType.RADIAL, [0x62410d, 0x000000], [1, 1], [25, 255], mtx);
__sbg.graphics.drawRect(0, 0, 465, 465);
__sbg.graphics.endFill();
addChild(__sLoading);
__sound.addEventListener(Event.COMPLETE, __onSoundLoaded);
__sound.addEventListener(ProgressEvent.PROGRESS, __onProgress);
__sound.addEventListener(IOErrorEvent.IO_ERROR, __onError );
__sound.load(new URLRequest(SOUND_FILE), new SoundLoaderContext(10000, true));
}
private function __onProgress(e:ProgressEvent) : void {
__sLoading.graphics.clear();
__sLoading.y = 465 / 2;
__sLoading.graphics.beginFill(0xFFFFFF, 1);
__sLoading.graphics.drawRect(0, 0, 465 * e.bytesLoaded / e.bytesTotal, 1);
__sLoading.graphics.endFill();
}
private function __onSoundLoaded(e:Event) : void {
removeChild(__sLoading);
__initBmps();
__initParticles();
addChild(__sContainer);
__soundChannel = __sound.play();
__soundChannel.addEventListener(Event.SOUND_COMPLETE, function(e:Event) : void {__soundChannel = __sound.play(); } );
addEventListener(Event.ENTER_FRAME, render);
addParticles();
}
public function render(e:Event=null) : void {
SoundMixer.computeSpectrum(__bytes, true);
__soundData = [];
for (var j:int = 0; j < 128; j++){
__soundData[j] = __bytes.readFloat();
}
__sContainer.graphics.clear();
var pos : Vector3D;
var color:uint;
var ary:Array = [];
var p:Particle;
var globalScale:Number = Math.sin(angle)*.03 + 1;
__vrx += __soundData[2] == 0 ? 0 : (__soundData[2] - .3) * .8;
__vry += __soundData[14] == 0 ? 0 : (__soundData[14] - .3) * .8;
__vrz += __soundData[26] == 0 ? 0 : (__soundData[26] - .3) * .8;
for each ( p in __particles) {
p.matrix.appendRotation(__vry, Vector3D.Y_AXIS);
p.matrix.appendRotation(__vrx, Vector3D.X_AXIS);
p.matrix.appendRotation(__vrz, Vector3D.Z_AXIS);
p.matrix.appendScale(p.speed, p.speed, p.speed);
p.matrix.appendScale(globalScale, globalScale, globalScale);
if( p.getLength() < R * 1.5 || p.speed == 1) ary.push(p);
}
__vrx *=.955;
__vry *=.955;
__vrz *=.955;
var mtx:Matrix = new Matrix;
ary.sortOn("z", Array.NUMERIC | Array.DESCENDING);
__particles = ary;
var length:Number = 10;
var scale:Number;
var bmpScale:Number;
var index:int, indexBlur:int;
var i:int = 0;
const CENTER_DISPLACE : Number = 50;
var pCenter:Point = Point.polar(CENTER_DISPLACE, angle*.25);
pCenter = pCenter.add(new Point(W*.5, H*.5));
for each( p in ary) {
pos = p.matrix.position;
scale = 1 - Math.sqrt( Math.pow(pos.x, 2) + Math.pow(pos.y, 2) + Math.pow(pos.z, 2) ) / R;
length = getLength(pos.z);
if(length < 5) continue;
index = Math.floor(scale * LEVEL_BRIGHTNESS) -1 + Math.floor(__soundData[8] * 8);
indexBlur = Math.floor( (pos.z + R) / (2 * R) * LEVEL_BLUR) - 1;
if(index<0) index = 0;
if(index >= LEVEL_BRIGHTNESS ) index = LEVEL_BRIGHTNESS-1;
if(indexBlur<0) indexBlur = 0;
var bmpd:BitmapData = __aBmps[index][indexBlur];
mtx.identity();
bmpScale = length / __bmpd.width;
mtx.scale(bmpScale*2, bmpScale*2);
mtx.translate(pos.x - __bmpd.width*bmpScale + pCenter.x, pos.y- __bmpd.height*bmpScale + pCenter.y);
__sContainer.graphics.beginBitmapFill(bmpd, mtx);
__sContainer.graphics.drawCircle(pos.x+ pCenter.x, pos.y + pCenter.y, __bmpd.width*bmpScale);
__sContainer.graphics.endFill();
}
angle += .05;
}
public function addParticles(e:Event=null) : void {
const ITER : int = 5;
var i : int = 0;
if(__particles.length < MAX*2) {
while(i++<ITER) {
__toAddParticle();
}
}
var delay:Number = getRandom(.2, .4);
if(__timer != null) {
__timer.removeEventListener(TimerEvent.TIMER, addParticles);
__timer.stop();
}
__timer = new Timer(delay * 1000, 1);
__timer.addEventListener(TimerEvent.TIMER, addParticles);
__timer.start();
}
private function __toAddParticle(radius:Number = 0, scale:Number = 0) : void {
var p:Particle = new Particle;
p.matrix.identity();
p.matrix.appendTranslation(radius == 0 ? 1 : radius, 0, 0);
p.matrix.appendRotation(Math.random() * 360, Vector3D.X_AXIS);
p.matrix.appendRotation(Math.random() * 360, Vector3D.Y_AXIS);
p.matrix.appendRotation(Math.random() * 360, Vector3D.Z_AXIS);
p.speed = scale == 0 ? getRandom(1.05, 1.02) : scale;
__particles.push(p);
}
public function getLength(depth:Number) : Number {
var __radius : Number = 25 + (__soundData[4] - .3) * 10;
var sizeOffset:Number = Math.pow( (1 - (depth + R) / (2 * R)) * .8 + .4, 3);
return Math.floor(__radius*sizeOffset * 100) / 100;
}
private function __initParticles() : void {
for ( var i:int=0; i<MAX; i++) {
__toAddParticle(Math.random() * R * .8, 1);
}
}
private function __initBmps() : void {
var i : int = 0, j:int = 0;
var offset : Number = 0;
var blur:Number;
for ( i = 0; i < LEVEL_BRIGHTNESS; i++ ) {
offset = .4 + MAX_BRIGHTNESS / LEVEL_BRIGHTNESS * i;
__aBmps[i] = [];
for ( j=0; j< LEVEL_BLUR; j++ ) {
var bmpd:BitmapData = __bmpd.clone();
bmpd.colorTransform(bmpd.rect, new ColorTransform(offset, offset, offset, 1));
blur = 1 + MAX_BLUR / LEVEL_BLUR * j;
bmpd.applyFilter(bmpd, bmpd.rect, new Point, new BlurFilter(blur, blur, 3));
__aBmps[i].push(bmpd);
}
}
}
private function __onError(e:IOErrorEvent) : void { trace("Error Loading File :" + e); }
static public function getRandom(start:Number, end:Number) : Number { return start + Math.random()*(end-start); }
}
}
import flash.geom.Matrix3D;
import flash.geom.Vector3D;
class Particle {
public var matrix : Matrix3D = new Matrix3D;
public var color : uint;
public var angle : Number;
public var length : Number;
public var speed : Number;
public function get z() : Number { return matrix.position.z; }
public function getLength() : Number {
var pos:Vector3D = matrix.position;
return Math.sqrt( Math.pow(pos.x, 2) + Math.pow(pos.y, 2) + Math.pow(pos.z, 2) );
}
}