//Anders Joura
//October 2, 2009
//This program creates 4 moving, sine-wave-based shapes 
//on a field consisting of an imported image. 
void setup() {
  size(400, 600);
  noStroke();
  fill(0);
}

float angle = 0.0;

void draw() { 
  PImage img;
  size(400,600);
  background(0);

  img = loadImage("Tiberius.jpg");
  image(img,0,0);
  for (int x = 0; x <= width; x += 22) {
    float y1 = width/200 + (sin(angle) * width/20);
    fill(220,200,0);
    rect(0, 100, x, y1);
    angle += PI/2.0;
  }

  for (int x = 0; x <= width; x += 22) {
    float y1 = width/200 + (sin(angle) * width/20);
    fill(220,150,0);
    rect(0, 200, x, y1);
    angle += PI/4.0;
  }

  for (int x = 0; x <= width; x += 22) {
    float y1 = width/200 + (sin(angle) * width/20);
    fill(220,100,0);
    rect(0, 300, x, y1);
    angle += PI/6.0;
  }

  for (int x = 0; x <= width; x += 22) {
    float y1 = width/200 + (sin(angle) * width/20);
    fill(220,50,0);
    rect(0, 400, x, y1);
    angle += PI/8.0;
  }

  stroke(255);
  int i = 1;
  while(i<11) {
    point( (width/11)*i, height/2 );
    i++;
  }

}