Even More Patterns and Recursion

mySketch
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//Patterns within patterns, aka recursion
​
function setup() {
  simple();
  rectMode(CENTER);
  //background(10);
}
​
function draw() {
  
  fill(255, 0, 0, 30);
  strokeWeight(1);
  //stroke(255, 0, 0, 200);
  my_pattern(400, 300, 300);
}
  
function my_pattern(x, y, s)  {
​
  square(x, y, s);
  
 if (s>20) {
   if(randomNumber(0,1)==0) {
   my_pattern(x-s/4, y-s/4, s/2);
   my_pattern(x+s/4, y+s/4, s/2);
   } else {
   my_pattern(x-s/4, y+s/4, s/2);
   my_pattern(x+s/4, y-s/4, s/2);
   }
  }
  
  
  }
​
​