let yOffset = 0;

​

function setup() {

  createCanvas(windowWidth, windowHeight);

}

​

function draw() {

  background(220);

  noStroke();

  fill(255)

  circle(width/4, height/2, width/3);

  let eyballXPoss1 = noise(xOffset)*width/4 + width/8;

  let eyballYPoss1 = noise(yOffset)*height/4 + height/2.6;

  let eyballXPoss2 = noise(xOffset)*width/4 + width*5/8;

  let eyballYPoss2 = noise(yOffset)*height/4 + height/2.6;

  fill(255)

  circle(width/4, height/2, width/3);

  fill(0)

  circle(eyballXPoss1, eyballYPoss1, width/8);

  fill(255)

  circle(width*3/4, height/2, width/3);

  fill(0)

  circle(eyballXPoss2, eyballYPoss2, width/8);

  xOffset += 0.01;

  yOffset += 0.012;

}