LightBlink + SoundMixer
//////////////////////////////////////////////////////////////////////////////
LightBlink + SoundMixer
//////////////////////////////////////////////////////////////////////////////
/**
* Copyright ProjectNya ( http://wonderfl.net/user/ProjectNya )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/6vfm
*/
////////////////////////////////////////////////////////////////////////////////
// LightBlink + SoundMixer
////////////////////////////////////////////////////////////////////////////////
package {
import flash.display.Sprite;
import flash.events.Event;
import flash.media.Sound;
import flash.media.SoundChannel;
import flash.media.SoundLoaderContext;
import flash.media.SoundMixer;
import flash.utils.ByteArray;
import flash.net.URLRequest;
[SWF(backgroundColor="#990000", width="465", height="465", frameRate="30")]
public class Main extends Sprite {
private static var cols:uint = 16;
private static var rows:uint = 16;
private var lights:Array;
private var sound:Sound;
private var channel:SoundChannel;
private static var soundPath:String = "http://www.takasumi-nagai.com/soundfiles/sound001.mp3";
private var byteArray:ByteArray;
private static var channels:uint = 256;
private var factors:uint = 0;
public function Main() {
Wonderfl.capture_delay(10);
init();
}
private function init():void {
graphics.beginFill(0x006600);
graphics.drawRect(0, 0, 465, 45);
graphics.endFill();
graphics.beginFill(0xCC9900);
graphics.drawRect(0, 45, 465, 5);
graphics.endFill();
graphics.beginFill(0x990000);
graphics.drawRect(0, 50, 465, 365);
graphics.endFill();
graphics.beginFill(0xCC9900);
graphics.drawRect(0, 415, 465, 5);
graphics.endFill();
graphics.beginFill(0x006600);
graphics.drawRect(0, 420, 465, 45);
graphics.endFill();
lights = new Array();
for (var c:uint = 0; c < 2; c++) {
lights[c] = new Array();
for (var n:uint = 0; n < cols*rows; n++) {
var light:Light = new Light();
if (c == 0) {
light.x = 225 - 14*(n%cols);
} else {
light.x = 243 + 14*(n%cols);
}
light.y = 403 - 340/(rows - 1)*uint(n/cols);
addChild(light);
light.blink(0);
lights[c].push(light);
}
}
//
sound = new Sound();
sound.addEventListener(Event.COMPLETE, complete, false, 0, true);
sound.load(new URLRequest(soundPath), new SoundLoaderContext(10, true));
byteArray = new ByteArray();
}
private function complete(evt:Event):void {
evt.target.removeEventListener(Event.COMPLETE, complete);
start();
}
private function start():void {
channel = sound.play(0, 1000);
addEventListener(Event.ENTER_FRAME, update, false, 0, true);
}
private function update(evt:Event):void {
SoundMixer.computeSpectrum(byteArray, true, factors);
for (var c:uint = 0; c < 2; c++) {
for (var n:uint = 0; n < channels; n++) {
var light:Light = lights[c][n];
var p:Number = byteArray.readFloat();
light.blink(p*10);
}
}
}
}
}
import flash.display.Sprite;
import flash.display.Shape;
import flash.events.Event;
import flash.geom.Matrix;
import flash.display.GradientType;
import flash.geom.ColorTransform;
class Light extends Sprite {
private var base:Sprite;
private static var center:Number = 4;
private static var radius:Number = 10;
private static var color:uint = 0xFFFFFF;
private var amplitude:Number = 0;
private var speed:Number;
private static var radian:Number = Math.PI/180;
private static var color1:uint = 0xFFFFFF;
private static var color2:uint = 0xFF99CC;
private var colorTrans:ColorTransform;
public function Light() {
base = new Sprite();
addChild(base);
draw();
colorTrans = new ColorTransform(0, 0, 0, 1, 0, 0, 0, 0);
}
// メソッド
public function blink(p:Number):void {
setRGB(p);
base.transform.colorTransform = colorTrans;
}
private function setRGB(percent:Number):void {
var r1:int = (color1 >> 16 & 0xFF);
var g1:int = (color1 >> 8 & 0xFF);
var b1:int = (color1 & 0xFF);
var r2:int = (color2 >> 16 & 0xFF);
var g2:int = (color2 >> 8 & 0xFF);
var b2:int = (color2 & 0xFF);
//colorTrans.alphaMultiplier = 0.75 + 0.5*percent;
colorTrans.alphaMultiplier = 0.1 + 0.9*percent;
colorTrans.redOffset = (r1 + r2)*0.5 + (r2 - r1)*0.5*percent;
colorTrans.greenOffset = (g1 + g2)*0.5 + (g2 - g1)*0.5*percent;
colorTrans.blueOffset = (b1 + b2)*0.5 + (b2 - b1)*0.5*percent;
}
private function draw():void {
base.graphics.beginFill(color);
base.graphics.drawCircle(0, 0, center);
base.graphics.endFill();
var colors:Array = [color, color];
var alphas:Array = [0.6, 0];
var ratios:Array = [0, 255];
var matrix:Matrix = new Matrix();
matrix.createGradientBox(radius*2, radius*2, 0, -radius, -radius);
base.graphics.beginGradientFill(GradientType.RADIAL, colors, alphas, ratios, matrix);
base.graphics.drawCircle(0, 0, radius);
base.graphics.endFill();
}
}