public static void initialize(int size, SpriteBatch spriteBatch)
 {
     s_instance = new DrawBuffer(size, spriteBatch);
 }
 public UpdateThread(Engine engine)
 {
     m_engine = engine;
     m_drawBuffer = DrawBuffer.getInstance();
 }
 public RenderThread()
 {
     m_drawBuffer = DrawBuffer.getInstance();
 }