​

function setup() {

  createCanvas(400, 400);

  let a = createVector(width / 2, height);

  let b = createVector(width / 2, height - 100);

  let root = new Branch(a, b);

​

  tree[0] = root;

}

​

function mousePressed() {

  for (let i=tree.length-1; i>=0; i--){

    if (!tree[i].finished){

      tree.push(tree[i].branchA());

      tree.push(tree[i].branchB());

    }

    tree[i].finished = true;

  }

}

​

function draw() {

  background(51);

​

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

    tree[i].show();

  }

}

​