let windows = [];

let windowsNum = 500;

let imgs = [];

let sound, soundLoop;

// let colors = ['orange', 'red', 'green', 'blue', 'white', 'purple', 'aqua']

​

​

function preload() {

  for (let i = 0; i < 6; i++) {

   imgs[i] = loadImage('microsoft-windows-' + i + '.png'); 

  }

  soundFormats('mp3', 'ogg');

  sound = loadSound('error.mp3');

}

​

class Window {

  constructor() {

    this.x = random(-width, width);

    this.y = random(-height, height);

    this.z = random(width);

    this.pz = this.z;

    this.img = random(imgs);

  }

  update() {

    this.z = this.z - speed;

    if (this.z < 1) {

      this.z = width/2;

      this.x = random(-width, width);

      this.y = random(-height, height);

      this.pz = this.z;

    }

  }

  show() {    

    let sx = map(this.x/this.z, 0, 1, 0, width/2);

    let sy = map(this.y/this.z, 0, 1, 0, height/2);

    let r = map(this.z, 0, width/2, 26, 4);

​

    image(this.img, sx, sy, r, r);

    // tint(this.color);

    this.pz = this.z;

  }

}

​

function setup() {

  createCanvas(600, 600);

  let intervalInSeconds = 0.5;

  soundLoop = new p5.SoundLoop(onSoundLoop, intervalInSeconds);

  soundLoop.start();

​

  for(let i=0; i < windowsNum; i++) {

    windows[i] = new Window();

  }

}

​

function draw() {

  background(0);

  translate(width/2, height/2);

  for(let i=0; i < windows.length; i++) {

    windows[i].update();

    windows[i].show();

  }

}

​

function onSoundLoop(timeFromNow) {

  delay = new p5.Delay();

  // delay.process() accepts 4 parameters:

  // source, delayTime (in seconds), feedback, filter frequency

  // delay.process(sound, 0.1, .3, 1200);

  sound.play();

}