Tutorial by me :)

    https://www.youtube.com/watch?v=RrSOv9FH6uo

​

  inspiration + explanation for golden ratio: 

    Numberphile - The Golden Ratio (why it is so irrational)

    https://www.youtube.com/watch?v=sj8Sg8qnjOg

*/

​

function setup() {

  const size = min(windowWidth, windowHeight);

  createCanvas(size, size);

  colorMode(RGB, 1);

  noStroke();

}

​

const radius = Math.sqrt(0.5);

const dotSize = 0.05;

const PHI = (1 + Math.sqrt(5)) / 2;

​

function draw() {

  scale(width, height);

  background(0);

  fill(1);

​

  const count = 1000;

  for (let i = 1; i < count; i++) {

    const f = i / count;

    const angle = i * PHI;

    const dist = f * radius;

​

    const x = 0.5 + cos(angle * TWO_PI) * dist;

    const y = 0.5 + sin(angle * TWO_PI) * dist;

​

    const r = f * dotSize;

​

    circle(x, y, r);

  }

}