rays

float distY, theta;
int num = 30;

void setup() {
  size(500, 500);
  rectMode(CENTER);
  noStroke();
}

void draw() {
  background(#FEDBC5);

  translate(width/2, height/2);

  createRing(1, -100, -180, #F55835);
  createRing(1, -180, -100, #D82E48);
  createRing(1, -150, -80, #8A0A43);

  theta += .0523;

  //if (frameCount%4==0 && frameCount<121) saveFrame("image-###.gif");

}

void createRing(int scal, float min, float max, color f) {
  for (int i=0; i<num*scal; i++) {
    pushMatrix();
    rotate((TWO_PI/(num*scal))*i);
    distY = map(sin(theta), -1, 1, min, max);
    translate(0, distY);
    fill(f);
    rect(0, 0, (200/num)*(3-scal), (400/num)*(3-scal));
    popMatrix();
  }
}