let bubble2;

let bubble3;

​

function setup() {

  createCanvas(600, 400);

  bubble1 = new Bubble(50,100,5,-3);

  bubble2 = new Bubble(100,200,10,2);

  bubble3 = new Bubble(200,100,3,5);

}

​

function draw() {

  background(0);

  bubble1.move();

  bubble2.move();

  bubble3.move();

  bubble1.bounce();

  bubble2.bounce();

  bubble3.bounce();

  bubble1.show();

  bubble2.show();

  bubble3.show();

}

​

​