createCanvas(displayWidth, displayHeight);

}

​

var position = {

  x: 0,

  y: 0

};

​

function draw() {

  background(100);

  circle(position.x, position.y, 50);

​

  position.x = position.x + (mouseX - position.x) / 10;

  position.y = position.y + (mouseY - position.y) / 10;

}