private static extern void glutKeyboardFunc(TCALLBACKglutKeyboardProc glutKeyboardProc);
// GLUTAPI void APIENTRY glutKeyboardFunc(void (GLUTCALLBACK *func)(unsigned char key, int x, int y));
public static void KeyboardFunc(TCALLBACKglutKeyboardProc glutKeyboardProc)
{
glutKeyboardFunc(glutKeyboardProc);
}
