54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file coordinateSystem.h
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* @author drose
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* @date 1999-09-24
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*/
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#ifndef COORDINATESYSTEM_H
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#define COORDINATESYSTEM_H
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#include "pandabase.h"
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#include "typedef.h"
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BEGIN_PUBLISH
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enum CoordinateSystem {
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// The CS_default entry does not refer to a particular coordinate system,
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// but rather to the value stored in default_coordinate_system, which in
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// turn is loaded from the config variable "coordinate-system".
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CS_default,
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CS_zup_right, // Z-Up, Right-handed
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CS_yup_right, // Y-Up, Right-handed
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CS_zup_left, // Z-Up, Left-handed
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CS_yup_left, // Y-Up, Left-handed
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// CS_invalid is not a coordinate system at all. It can be used in user-
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// input processing code to indicate a contradictory coordinate system
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// request.
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CS_invalid,
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};
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EXPCL_PANDA_LINMATH CoordinateSystem get_default_coordinate_system();
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EXPCL_PANDA_LINMATH CoordinateSystem parse_coordinate_system_string(const std::string &str);
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EXPCL_PANDA_LINMATH std::string format_coordinate_system(CoordinateSystem cs);
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EXPCL_PANDA_LINMATH bool is_right_handed(CoordinateSystem cs = CS_default);
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END_PUBLISH
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#define IS_LEFT_HANDED_COORDSYSTEM(cs) ((cs==CS_zup_left) || (cs==CS_yup_left))
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EXPCL_PANDA_LINMATH std::ostream &operator << (std::ostream &out, CoordinateSystem cs);
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EXPCL_PANDA_LINMATH std::istream &operator >> (std::istream &in, CoordinateSystem &cs);
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#endif
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