else if ( axis == AXIS_Y )
else if ( at == AngleType.Y_LITERAL )
	public double getAxisAngle( )	{		if ( axis == AXIS_X )		{			return getXAngle( );		}		else if ( axis == AXIS_Y )		{			return getYAngle( );		}		else if ( axis == AXIS_Z )		{			return getZAngle( );		}		return 0;	}