More Patterns and Recursion

//Patterns within patterns, aka recursion

​

function setup() {

  simple();

  //background(10);

}

​

function draw() {

  fill(255, 0, 0, 100);

  strokeWeight(1);

  my_pattern(400, 300, 200);

}

function my_pattern(x, y, s)  {

  var x;

  var y;

  circle(x, y, s);

  if (s>20) {

  my_pattern(x+s/2, y, s/2);

  my_pattern(x-s/2, y, s/2);

  my_pattern(x, y+s/2, s/2);  

  my_pattern(x, y-s/2, s/2);

  }

  }

​

​