​

let particles = [];

​

let WINDOW_WIDTH = 960;

let WINDOW_HEIGHT = 640;

​

let drawing;

let video;

​

let constraints = {

  video: {

    mandatory: {

      minWidth: 960,

      minHeight: 640

    }

  }

};

​

function setup() {

  createCanvas(WINDOW_WIDTH, WINDOW_HEIGHT);

​

  video = createCapture(constraints, VIDEO);

  video.hide();

​

  for (let i = 0; i < NO_OF_PARTICLES; i++) {

    particles[i] = new Particle();

  }

}

​

function draw() {

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

    particles[i].display();

    particles[i].move();

  }

}