constructor(){

    this.x = width/2

    this.y = height/2

  }

​

  display(){

    stroke(0);

    point(this.x, this.y);

  }

  walk(){

    let steps = randomGaussian(5, 2);   // normal distribution steps

    let dirs = [-1, 0, 1]

    // tendenciando a andar na direçaõ do mouse

    let walkXmouse = mouseX >= this.x ? mouseX === this.x ? random(dirs) : 1 : -1

    let walkYmouse = mouseY >= this.y ?  mouseY === this.y ? random(dirs) : 1 : -1

    let rand = random(1)

    if(rand < 0.5){

      // com distribuicao normal

      this.x += walkXmouse * steps

      this.y += walkYmouse * steps

    }

    else{

      // com distribuicao normal

      this.x += random(dirs) * steps

      this.y += random(dirs) * steps

    }

  }

}

​

function setup() {

  createCanvas(400, 400);

  background(220);

  w = new Walker()

}

​

function draw() {

  w.walk()

  w.display()

}