grid

int cellSize = 50;
int edge = 50;

void setup() {
  size(1200,900, P2D);
  smooth(8);
  rectMode(CENTER);
  background(238);
  for (int x=edge+cellSize/2; x<=width-edge; x+=cellSize) {
    for (int y=edge+cellSize/2; y<=height-edge; y+=cellSize){
      //if (random(1)>0.1)
      drawThing(x,y);
    }
  }
}

void draw() {
}

void keyPressed() {
  if (key =='s') save(random(1234)+".png");
}

void drawThing(float x, float y) {
  float sz = map(y,0,height,cellSize*1, cellSize*0.5);
  sz = cellSize*0.8;
  float sz2 = map(y,0,height,cellSize*.1, cellSize*1);
  sz2 = cellSize*.7;
  float r = map(y,0,height, 5,25 );
  float px = map(x,0,width,-cellSize/3,cellSize/3);
  float py = map(y,0,height,-cellSize/3,cellSize/3);
  float offSet = map(y,0,height, 0,PI);
  noStroke();
  fill(35);
  int num = 8;
  for (int i=0; i<num; i++) {
    pushMatrix();
    translate(x,y);
    rotate(radians(r));
    stroke(35);
    noFill();
    rect(0,0,sz,sz);
    rect(0,0,sz/2,sz/2);
    noStroke();
    fill(238);
    ellipse(px,py,sz2, sz2);
    popMatrix();
  }

}