Source » System » NodeCores » Drawables » Geometry » Util

OSGGeoFunctions.h

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00001 /*---------------------------------------------------------------------------*\
00002  *                                OpenSG                                     *
00003  *                                                                           *
00004  *                                                                           *
00005  *             Copyright (C) 2000-2002 by the OpenSG Forum                   *
00006  *                                                                           *
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00008  *                                                                           *
00009 \*---------------------------------------------------------------------------*/
00010 /*---------------------------------------------------------------------------*\
00011  *                                License                                    *
00012  *                                                                           *
00013  * This library is free software; you can redistribute it and/or modify it   *
00014  * under the terms of the GNU Library General Public License as published    *
00015  * by the Free Software Foundation, version 2.                               *
00016  *                                                                           *
00017  * This library is distributed in the hope that it will be useful, but       *
00018  * WITHOUT ANY WARRANTY; without even the implied warranty of                *
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00020  * Library General Public License for more details.                          *
00021  *                                                                           *
00022  * You should have received a copy of the GNU Library General Public         *
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00024  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.                 *
00025  *                                                                           *
00026 \*---------------------------------------------------------------------------*/
00027 /*---------------------------------------------------------------------------*\
00028  *                                Changes                                    *
00029  *                                                                           *
00030  *                                                                           *
00031  *                                                                           *
00032  *                                                                           *
00033  *                                                                           *
00034  *                                                                           *
00035 \*---------------------------------------------------------------------------*/
00036 
00037 #ifndef _OSGGEOFUNCTIONS_H_
00038 #define _OSGGEOFUNCTIONS_H_
00039 
00040 #ifdef __sgi
00041 #pragma once
00042 #endif
00043 
00044 #include "OSGDrawableDef.h"
00045 #include "OSGBaseTypes.h"
00046 #include "OSGGeometry.h"
00047 #include "OSGGeoStatsAttachment.h"
00048 
00049 OSG_BEGIN_NAMESPACE
00050 
00051 
00052 OSG_DRAWABLE_DLLMAPPING 
00053 void    calcVertexNormals        (GeometryPtrArg geo        );
00054 
00055 OSG_DRAWABLE_DLLMAPPING 
00056 void    calcVertexNormals        (GeometryPtrArg geo,
00057                                   Real32         creaseAngle);
00058 OSG_DRAWABLE_DLLMAPPING 
00059 void    calcFaceNormals          (GeometryPtrArg geo        );
00060 
00061 OSG_DRAWABLE_DLLMAPPING 
00062 void    calcVertexTangentsProp   (GeometryPtrArg geo,
00063                                   UInt32         srcTexProp,
00064                                   UInt32         srcNormalProp,
00065                                   UInt32          dstPropTan,
00066                                   UInt32          dstPropBin);
00067 
00068 OSG_DRAWABLE_DLLMAPPING 
00069 void    calcVertexTangents       (GeometryPtrArg geo,
00070                                   UInt32         srcTexIndex,
00071                                   UInt32         dstPropTan,
00072                                   UInt32         dstPropBin);
00073 
00074 OSG_DRAWABLE_DLLMAPPING
00075 void    calcVertexTexCoordsProp2D(GeometryPtr          geo,
00076                                   UInt32               propIndex = 
00077                                                      Geometry::TexCoordsIndex);
00078 
00079 OSG_DRAWABLE_DLLMAPPING
00080 void    calcVertexTexCoords      (GeometryPtr          geo,
00081                                   UInt32               texIndex = 0);
00082 
00083 OSG_DRAWABLE_DLLMAPPING 
00084 Int32   setIndexFromVRMLData     (     GeometryPtrArg  geo,
00085                                   std::vector<Int32>  &coordIndex,
00086                                   std::vector<Int32>  &normalIndex,
00087                                   std::vector<Int32>  &colorIndex,
00088                                   std::vector<Int32>  &texCoordIndex,
00089                                        bool            convex          = true,
00090                                        bool            ccw             = true,
00091                                        bool            normalPerVertex = true,
00092                                        bool            colorPerVertex  = true,
00093                                        bool            createNormal    = true,
00094                                        bool            faceSet         = true);
00095 
00096 OSG_DRAWABLE_DLLMAPPING 
00097 Int32 setIndexFromIndexedX3DData (     GeometryPtr     geo,
00098                                   std::vector<Int32>  &coordIndex,
00099                                   std::vector<Int32>  &normalIndex,
00100                                   std::vector<Int32>  &colorIndex,
00101                                   std::vector<Int32>  &texCoordIndex,
00102                                        Int32           primitiveType   = 
00103                                                                     GL_POLYGON,
00104                                        bool            convex          = true,
00105                                        bool            ccw             = true,
00106                                        bool            normalPerVertex = true,
00107                                        bool            colorPerVertex  = true,
00108                                        bool            createNormal    = true);
00109 
00110 
00111 OSG_DRAWABLE_DLLMAPPING 
00112 Int32   createOptimizedPrimitives(GeometryPtrArg  geo,
00113                                   UInt32          iteration       = 1,
00114                                   bool            createStrips    = true,
00115                                   bool            createFans      = true,
00116                                   UInt32          minFanEdgeCount = 8,
00117                                   bool            colorCode       = false,
00118                                   bool            stitchStrips    = false);
00119 
00120 OSG_DRAWABLE_DLLMAPPING 
00121 void    createConvexPrimitives   (GeometryPtrArg  geo);
00122 
00123 OSG_DRAWABLE_DLLMAPPING 
00124 Int32   createSharedIndex        (GeometryPtrArg  geo);
00125 
00126 OSG_DRAWABLE_DLLMAPPING 
00127 Int32   createSingleIndex        (GeometryPtrArg  geo);
00128 
00129 OSG_DRAWABLE_DLLMAPPING 
00130 UInt32  calcPrimitiveCount       (GeometryPtrArg  geo,
00131                                   UInt32         &triangle,
00132                                   UInt32         &line,
00133                                   UInt32         &point);
00134 
00135 OSG_DRAWABLE_DLLMAPPING 
00136 NodePtr calcVertexNormalsGeo    (GeometryPtrArg  geo, 
00137                                  Real32          length);
00138 
00139 OSG_DRAWABLE_DLLMAPPING 
00140 NodePtr calcFaceNormalsGeo      (GeometryPtrArg  geo, 
00141                                  Real32          length);
00142 
00143 OSG_DRAWABLE_DLLMAPPING 
00144 void    separateProperties      (GeometryPtrArg  geo);
00145 
00146 
00147 OSG_DRAWABLE_DLLMAPPING 
00148 void    mergeGeometries         (std::vector<NodePtr> &nodes,
00149                                  std::vector<NodePtr> &results);
00150 
00151 OSG_END_NAMESPACE
00152 
00153 #include "OSGGeoFunctions.inl"
00154 
00155 #endif /* _OSGGEOFUNCTIONS_H_ */