constructor(x, y, sz, col){

    super()

    this.col = col.concat([random(50,250)])

    this.parentX = x

    this.parentY = y

    this.parentSz = sz

    this.sz = sz/random(4.0,7.0)

    this.initSz = this.sz

    this.szInc = random(-0.2, 0.2)

    this.offSetX = random(-this.parentSz/4, this.parentSz/4)

        this.offSetY = random(-this.parentSz/4, this.parentSz/4)

    this.x = this.parentX + this.offSetX

    this.y = this.parentY + this.offSetY

    this.points = this.getPoints()

    this.pupil = new Pupil(this.x, this.y, this.sz/10, 'yellow')

​

  }

  render(){

    fill(this.col)

    stroke(200, 200, 200)

    strokeWeight(1)

    //circle(this.x, this.y, this.sz)

    beginShape()

    this.points.forEach(pt => vertex(pt.x, pt.y))

    endShape(CLOSE)

    this.pupil.render()

  }

  update(x, y){

    this.parentX = x

    this.parentY = y

    this.x = this.parentX + this.offSetX

    this.y = this.parentY + this.offSetY

​

    if(this.sz < -30 || this.sz > this.initSz * 2){

      this.szInc *= -1

    }

    this.sz += this.szInc

    this.updatePoints() 

    this.pupil.update(this.x, this.y)

  }

}