​

function setup() {

  createCanvas(400, 400);

  background(0);

  a = createVector(width / 2, 0);

  b = createVector(0, height);

  c = createVector(width, height);

  target = createVector(random(width), random(height));

  stroke(0, 255, 0);

  strokeWeight(1);

  point(a.x, a.y);

  point(b.x, b.y);

  point(c.x, c.y);

  point(target.x, target.y);

​

}

​

function draw() {

  for (let i = 0; i < 100; i++) {

​

    point(target.x, target.y);

​

    let r = floor(random(3));

    if (r == 0) {

      stroke(255, 0, 0);

      target.x = lerp(target.x, a.x, 0.5);

      target.y = lerp(target.y, a.y, 0.5);

​

​

    } else if (r == 1) {

      stroke(0, 255, 0);

      target.x = lerp(target.x, b.x, 0.5);

      target.y = lerp(target.y, b.y, 0.5);

​

​

    } else if (r == 2) {

      stroke(0, 0,255);

      target.x = lerp(target.x, c.x, 0.5);

      target.y = lerp(target.y, c.y, 0.5);

​

​

    }

  }

}