TAD2011.08 Rotating Sigils

My eighth TAD project is a Processing sketch that rotates two PNG images in opposite directions. The images were drawn in GIMP using brushes by redheadstock.

Source code:

/** Rotating Sigils
 * by Joshua Madara, hyperRitual.com
 * Sigils drawn in GIMP with brushes by
 * http://redheadstock.deviantart.com/
 */

PImage sigil;
PImage ring;
float counter1 = 0;
float counter2 = 0;

void setup() {
  size(400, 400);
  sigil = loadImage("sigil.png");
  ring = loadImage("ring.png");
  imageMode(CENTER);
}

void draw() {
  background(0);
  
  // rotate and draw ring
  counter1+=0.005;
  pushMatrix();
  translate(width/2, height/2);
  rotate(counter1);
  image(ring, 0, 0);
  translate(-width/2, -height/2);
  popMatrix();
  
  // rotate and draw sigil
  counter2-=0.005;
  pushMatrix();
  translate(width/2, height/2);
  rotate(counter2);
  image(sigil, 0, 0);
  translate(-width/2, -height/2);
  popMatrix();
}