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SoIndexedFaceSet.h

00001 #ifndef COIN_SOINDEXEDFACESET_H
00002 #define COIN_SOINDEXEDFACESET_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) 1998-2007 by Systems in Motion.  All rights reserved.
00008  *
00009  *  This library is free software; you can redistribute it and/or
00010  *  modify it under the terms of the GNU General Public License
00011  *  ("GPL") version 2 as published by the Free Software Foundation.
00012  *  See the file LICENSE.GPL at the root directory of this source
00013  *  distribution for additional information about the GNU GPL.
00014  *
00015  *  For using Coin with software that can not be combined with the GNU
00016  *  GPL, and for taking advantage of the additional benefits of our
00017  *  support services, please contact Systems in Motion about acquiring
00018  *  a Coin Professional Edition License.
00019  *
00020  *  See http://www.coin3d.org/ for more information.
00021  *
00022  *  Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
00023  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00024  *
00025 \**************************************************************************/
00026 
00027 #include <Inventor/nodes/SoSubNode.h>
00028 #include <Inventor/nodes/SoIndexedShape.h>
00029 
00030 #ifndef SO_END_FACE_INDEX // also defined in SoVRMLIndexedFaceSet.h
00031 #define SO_END_FACE_INDEX (-1)
00032 #endif // !SO_END_FACE_INDEX
00033 
00034 class SoIndexedFaceSetP;
00035 
00036 class COIN_DLL_API SoIndexedFaceSet : public SoIndexedShape {
00037   typedef SoIndexedShape inherited;
00038 
00039   SO_NODE_HEADER(SoIndexedFaceSet);
00040 
00041 public:
00042   static void initClass(void);
00043   SoIndexedFaceSet(void);
00044 
00045   virtual void GLRender(SoGLRenderAction * action);
00046   virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
00047 
00048   virtual SbBool generateDefaultNormals(SoState * state,
00049                                         SoNormalBundle * bundle);
00050   virtual SbBool generateDefaultNormals(SoState * state,
00051                                         SoNormalCache * cache);
00052 
00053 protected:
00054   virtual ~SoIndexedFaceSet();
00055 
00056   virtual void generatePrimitives(SoAction * action);
00057 
00058 private:
00059   enum Binding {
00060     OVERALL = 0,
00061     PER_FACE,
00062     PER_FACE_INDEXED,
00063     PER_VERTEX,
00064     PER_VERTEX_INDEXED,
00065     NONE = OVERALL
00066   };
00067 
00068   SbBool useConvexCache(SoAction * action,
00069                         const SbVec3f * normals,
00070                         const int32_t * nindices,
00071                         const SbBool normalsfromcache);
00072   Binding findMaterialBinding(SoState * const state) const;
00073   Binding findNormalBinding(SoState * const state) const;
00074   virtual void notify(SoNotList * list);
00075 
00076   SoIndexedFaceSetP * pimpl;
00077 };
00078 
00079 #endif // !COIN_SOINDEXEDFACESET_H

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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