hidden Flower

function setup() {

  createCanvas(windowWidth, windowHeight);

  background(0);

​

}

​

function draw() {

  frameRate(400)

  //background(0)

  colorMode(HSB, 360, 100, 100);

​

  for(i=0; i<millis()/10; i++)

  {

    var col = map(i, 0, width, 0, 360);

​

    stroke(col, 100, 100);

    //line(i, 0, i, height);

  if (mouseIsPressed)

  {

  push();

  translate(width/2, height/2);

  rotate(radians(col));

  rectMode(CENTER);

  noFill();

  rect(0,0,col,col);

  pop();

  }

    else{

      rectMode (CENTER);

      fill (0);

      rect (windowWidth/2,windowHeight/2,900,600);

    }

  }

}