Generative Mondriaan 1 - OpenProcessing

sketch228932
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boolean [][] squarePhil; 
int randColor;
int randW;
int randH;
void setup(){
  size(800,800,P2D);
  background(255);
  squarePhil = new boolean[height/20][width/20];
  for(int r = 0; r < 20; r ++){
    for(int c = 0; c < 20; c ++){
      strokeWeight(5);
      fill(255);
      rect(r*40,c*40,40,40);
    }
  } 
  //noLoop();
}
​
void draw(){
  for(int r = 0; r < 20; r ++){
    for(int c = 0; c < 20; c ++){
      randColor = int(random(7));
      randW = int(random(5));
      randH = int(random(5));
      strokeWeight(5);
      if(randColor == 0){
        fill(255,0,0);
      }
      else if(randColor == 1){
        fill(0,0,255);
      }
      else if(randColor == 2){
        fill(255,255,0);
      }
      else if(randColor == 3){
        fill(0);
      }
      else{
        fill(255);
      }
      while(squarePhil[r][c]){
         c ++; 
         if(c == 20)
           break;
      }
      
      rect(r*40, c*40, 40*randW, 40*randH);
      for(int w = 0; w <= randW; w ++){
        for(int h = 0; h <= randH; h ++){
          squarePhil[r+w][c+h] = true;    
        }
      }
    }
  }
  squarePhil = new boolean [height/20][width/20];
  delay(1);
}