createCanvas(400, 400);

}

​

function draw() {

  background(220);

let r = map (mouseX ,400 , 0, 225 );

fill(r, 0 , 0);

  console.log('r');

  circle (200,200,200);

  circle(200,200, mouseX)

  circle(200,200, mouseY)

  text(mouseY,20,20);

  textSize(20)

}