public class Organ extends Oscillator
{
  public Organ (float frequency, float amplitude, float sampleRate)
  {
    super(frequency, amplitude, sampleRate);
  }
 
  protected float value(float step)
  {
    return (float)(Math.sin(frequency()*TWO_PI*step) + Math.sin(frequency()*TWO_PI*step * 2) / 2 + Math.sin(frequency()*TWO_PI*step * 3) / 2) / 2;
  }
}