​

function setup() {

  createCanvas(600, 600);

  walker1 = new Walker(width / 6, height / 2, color(255, 150));

  walker2 = new Walker((2 * width) / 3, height / 2, color(0, 255, 0)); //There's something about the color green in the usage of lines against a black backdrop that gives a "retro" feeling 

  background(0);

}

​

function draw() {

  walker1.update();

  walker1.display();

  walker2.update();

  walker2.display();

}

​

class Walker {

  constructor(x, y, col) {

    this.pos = createVector(x, y);

    this.prevPos = this.pos.copy();

    this.col = col;

  }

​

  update() {

    this.prevPos.set(this.pos);

    let step = createVector(random(-5.5, 5.5), random(-7, 7)); 

    this.pos.add(step);

    this.pos.x = constrain(this.pos.x, 0, width);

    this.pos.y = constrain(this.pos.y, 0, height);

  }

​

  display() {

    stroke(this.col);

    line(this.prevPos.x, this.prevPos.y, this.pos.x, this.pos.y);

  }

}

​