include/opencascade/RWMesh_CoordinateSystem.hxx

0001 // Author: Kirill Gavrilov
0002 // Copyright: Open CASCADE 2015-2019
0003 //
0004 // This file is part of Open CASCADE Technology software library.
0005 //
0006 // This library is free software; you can redistribute it and/or modify it under
0007 // the terms of the GNU Lesser General Public License version 2.1 as published
0008 // by the Free Software Foundation, with special exception defined in the file
0009 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0010 // distribution for complete text of the license and disclaimer of any warranty.
0011 //
0012 // Alternatively, this file may be used under the terms of Open CASCADE
0013 // commercial license or contractual agreement.
0014
0015 #ifndef _RWMesh_CoordinateSystem_HeaderFile
0016 #define _RWMesh_CoordinateSystem_HeaderFile
0017
0018 //! Standard coordinate system definition.
0019 //! Open CASCADE does not force application using specific coordinate system,
0020 //! although Draw Harness and samples define +Z-up +Y-forward coordinate system for camera view manipulation.
0021 //! This enumeration defines two commonly used conventions - Z-up and Y-up..
0022 enum RWMesh_CoordinateSystem
0023 {
0024   RWMesh_CoordinateSystem_Undefined      = -1, //!< undefined
0025   RWMesh_CoordinateSystem_posYfwd_posZup =  0, //!< +YForward+Zup+Xright
0026   RWMesh_CoordinateSystem_negZfwd_posYup,      //!< -ZForward+Yup+Xright
0027
0028   RWMesh_CoordinateSystem_Blender = RWMesh_CoordinateSystem_posYfwd_posZup, //!< coordinate system used by Blender (+YForward+Zup+Xright)
0029   RWMesh_CoordinateSystem_glTF    = RWMesh_CoordinateSystem_negZfwd_posYup, //!< coordinate system used by glTF    (-ZForward+Yup+Xright)
0030   RWMesh_CoordinateSystem_Zup     = RWMesh_CoordinateSystem_Blender,        //!< Z-up coordinate system (+YForward+Zup+Xright)
0031   RWMesh_CoordinateSystem_Yup     = RWMesh_CoordinateSystem_glTF,           //!< Y-up coordinate system (-ZForward+Yup+Xright)
0032 };
0033
0034 #endif // _RWMesh_CoordinateSystem_HeaderFile