​

function setup() {

  createCanvas(400, 400);

  colorMode(HSB,100);

  for (let i = 0; i < 100; i++) numbers.push(i);

  print("click on canvas and use key 's' for shuffle");

}

​

function draw() {

  translate(width/2,height/2);

  background(100);

  for ( let i = 0 ; i < 1000 ; i++ ) {

    push();

    rotate(TAU*i/1000);

    var c = color(numbers[(int)(i/10.0)],100,100);

    stroke(c);

    line(0,0,100,0);

    pop();

  }

}

​

function keyPressed() {

  if ( key == 's' ) shuffle(numbers,true); 

}