Rotator[] rotators;
int count = 4;

void setup()
{
  println("George Pollard – Assignment 2 – Animate Processing");
  println("  programmed whilst listening to: Gabriel Rene - Absynthesis :)");
  
  size(350,400);
  smooth();
  
  rotators = new Rotator[count];
  
  for (int i = 0; i < rotators.length; i++)
   rotators[i] = new Rotator(8.0/((i+1)*(0.35))); 
}

void draw()
{
  background(204);
  
  for (int i = 0; i < rotators.length; i++)
    rotators[i].update();
}

class Rotator 
{
  float fullTime;
  int currentFrame;
  
  public Rotator(float seconds)
  {
    fullTime = seconds;
  }
  
  void update()
  {
    if (++currentFrame >= (frameRate*fullTime))
      currentFrame = 0;
      
    float amount = currentFrame / (frameRate * fullTime);
    
    float x = amount * width;
    float y = amount * height;
    quad(x, 0,
         width, y,
         width - x, height,
         0, height - y);
  }
}