let a1 = 0;

// let bn;

function setup() {

  createCanvas(400, 400);

  // bn = createButton("save as GIF");

  noStroke();

}

​

function draw() {

  // bn.mousePressed(saveAsGIF);

  scale(width, height);

  background(0);

​

  fill(255, 255, 179);

  const count = 100;

  let x = 0, y = 0;

  for (let i = 1; i <= count; i++) {

    const f = i / count;

    const a = i / PI;

    const d = f * r1;

​

    x = 0.5 * (1 + cos(a * a1) * f);

    y = 0.5 * (1 + sin(a * a1) * f);

​

    const r = 0.01;

    a1 += 0.0001;

​

    if (a1 > 2 * TWO_PI) a1 = 0;

    circle(x, y, r);

  }

}

// function saveAsGIF() {

//   saveGif("spiral.gif", 6);

// }