public static Move inverse(Move move) {
		switch(move) {
			case ROLL:
				return UNROLL;
			case YAW:
				return UNYAW;
			case PITCH:
				return UNPITCH;
			case UNROLL:
				return ROLL;
			case UNYAW:
				return YAW;
			case UNPITCH:
				return PITCH;
			default:
				break;
		}
		return null;
	}