createCanvas(512, 342)

  background(0)

  noStroke()

  fill(255)

}

​

let x = 1 << 20

let y = 0

​

let i = 1 << 25

let j = 0

​

function draw() {

  if (frameCount > 7) return

​

  i += j >> 5

  j -= i >> 4

  loadPixels()

  for (let l = 0; l < 1e6; l += 1) {

    x += y >>> 2

    y -= x

    x += y >>> 2

​

    x += 1 << 6

    y -= 1 << 16

​

    let px = x >>> 23

    let py = (y >>> 23) / 1.5 | 0

    let index = (px + py * width) * 4

​

    pixels[index + 0] += (j >> 23) & 2

    pixels[index + 1] += (i >> 23) & 2

    pixels[index + 2] += (i >> 23) & 2

  }

  updatePixels()

}