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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) 1998-2003 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 <URL:http://www.coin3d.org> for  more information.
    00021  *
    00022  *  Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY.
    00023  *  <URL:http://www.sim.no>.
    00024  *
    00025 \**************************************************************************/
    00026
    00027 #include <Inventor/nodes/SoSubNode.h>
    00028 #include <Inventor/nodes/SoIndexedShape.h>
    00029
    00030 #define SO_END_FACE_INDEX (-1)
    00031
    00032 class SoIndexedFaceSetP;
    00033
    00034 class COIN_DLL_API SoIndexedFaceSet : public SoIndexedShape {
    00035   typedef SoIndexedShape inherited;
    00036
    00037   SO_NODE_HEADER(SoIndexedFaceSet);
    00038
    00039 public:
    00040   static void initClass(void);
    00041   SoIndexedFaceSet(void);
    00042
    00043   virtual void GLRender(SoGLRenderAction * action);
    00044   virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
    00045
    00046   virtual SbBool generateDefaultNormals(SoState * state,
    00047                                         SoNormalBundle * bundle);
    00048   virtual SbBool generateDefaultNormals(SoState * state,
    00049                                         SoNormalCache * cache);
    00050
    00051 protected:
    00052   virtual ~SoIndexedFaceSet();
    00053
    00054   virtual void generatePrimitives(SoAction * action);
    00055
    00056 private:
    00057   enum Binding {
    00058     OVERALL = 0,
    00059     PER_FACE,
    00060     PER_FACE_INDEXED,
    00061     PER_VERTEX,
    00062     PER_VERTEX_INDEXED,
    00063     NONE = OVERALL
    00064   };
    00065
    00066   SbBool useConvexCache(SoAction * action,
    00067                         const SbVec3f * normals,
    00068                         const int32_t * nindices,
    00069                         const SbBool normalsfromcache);
    00070   Binding findMaterialBinding(SoState * const state) const;
    00071   Binding findNormalBinding(SoState * const state) const;
    00072   virtual void notify(SoNotList * list);
    00073
    00074   SoIndexedFaceSetP * pimpl;
    00075 };
    00076
    00077 #endif // !COIN_SOINDEXEDFACESET_H