青龍

function setup() { 

  createCanvas(windowWidth, windowHeight); 

  background(0); 

  noStroke();

  randomSeed(99); //白い線

  for (let i = 0; i < 100; i++) {

    let r = random(0, 255);

    stroke(r);

  }

  fill(0, 160, 255, 20);

  let diameter = width / 0.8;　

  translate(width / 2, height / 2); 　

  rotate(PI / 3);

  for (let i = 0; i < 356; i++) {

    ellipse(diameter / 1, 80, diameter, diameter); 

    ellipse(diameter / 1, 1, diameter, diameter); 

    diameter = diameter / 1.05;

    rotate(PI / 24.0);

  } 

}