SoundListener.java

interface SoundListener {
  void setPosition(Point pos);
  Point getPosition();
  void setVelocity(Vector3 vec);
  Vector3 getVelocity();
  void setOrientation(Matrix o);
  Matrix getOrientation();
}

class SpoutSoundListener implements SoundListener {
  World world;
  
  void setPosition(Point pos) {
    world = pos.getWorld();
    setVector3(AL10.AL_POSITION, pos);
  }
  
  Point getPosition() {
    Vector3 v = getVector3(AL10.AL_POSITION);
    return new Point(world, v.getX(), v.getY(), v.getZ());
  }
  
  void setVelocity(Vector3 vec) {
    setVector3(AL10.AL_VELOCITY, vec);
  }
  
  Vector3 getVelocity() {
    return getVector3(AL10.AL_VELOCITY);
  }
  
  // TODO: Orientation
  
  void setVector3(int prop, Vector3 vec) {
    FloatBuffer buffer = BufferUtils.createFloatBuffer(3).put(vec.toArray());
    buffer.flip();
    AL10.alListener(prop, buffer);
  }
  
  Vector3 getVector3(int prop) {
    FloatBuffer buffer = BufferUtils.createFloatBuffer(3);
    AL10.alGetListener(prop, buffer);
    return new Vector3(buffer.get(0), buffer.get(1), buffer.get(2));  
  }
}

// TODO: SoundSource should be protected
// TODO: Clean up SoundSource
// TODO: Clean up SoundState

class SpoutSoundManager implements SoundManager {
  List<SoundSource> sources = new ArrayList<SoundSource>();
  SoundListener activeListener = new SpoutSoundListener();
  
  SoundSource createSource(Sound sound) {
    SoundSource source = new SpoutSoundSource();
    source.setSound(sound);
    sources.add(source);
    return source;
  }
}