​

class Walker {

    constructor(){

    this.x=width/2;

    this.y=height/2;

  }

  display(){

    stroke(0);

    point(this.x, this.y);

  }

    step(){

     let direction = float(random(1));

    let followMouse = float(random(1));

    let isFollowMouse = followMouse > 0.5;

      if(direction < 0.25 && !isFollowMouse || isFollowMouse && mouseX < this.x){

        this.x--;

      } else if (direction < 0.5 && !isFollowMouse || isFollowMouse && mouseY < this.y){

        this.y--;

      } else if(direction < 0.75 && !isFollowMouse || isFollowMouse && mouseX > this.x){

        this.x++;

      } else {

        this.y++;   

      }

  }

}

​

function setup() {

  createCanvas(400, 400);

  background(220);

  walker = new Walker();

}

​

function draw() {

  walker.step();

  walker.display();

}