# SoVRMLIndexedFaceSet.h

    00001 /**************************************************************************\
    00002  *
    00003  *  This file is part of the Coin 3D visualization library.
    00004  *  Copyright (C) 1998-2003 by Systems in Motion.  All rights reserved.
    00005  *
    00006  *  This library is free software; you can redistribute it and/or
    00007  *  modify it under the terms of the GNU General Public License
    00008  *  ("GPL") version 2 as published by the Free Software Foundation.
    00009  *  See the file LICENSE.GPL at the root directory of this source
    00010  *  distribution for additional information about the GNU GPL.
    00011  *
    00012  *  For using Coin with software that can not be combined with the GNU
    00013  *  GPL, and for taking advantage of the additional benefits of our
    00014  *  support services, please contact Systems in Motion about acquiring
    00015  *  a Coin Professional Edition License.
    00016  *
    00017  *  See <URL:http://www.coin3d.org> for  more information.
    00018  *
    00019  *  Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY.
    00020  *  <URL:http://www.sim.no>.
    00021  *
    00022 \**************************************************************************/
    00023
    00024 #ifndef COIN_SOVRMLINDEXEDFACESET_H
    00025 #define COIN_SOVRMLINDEXEDFACESET_H
    00026
    00027 #include <Inventor/nodes/SoSubNode.h>
    00028 #include <Inventor/VRMLnodes/SoVRMLIndexedShape.h>
    00029 #include <Inventor/fields/SoSFBool.h>
    00030 #include <Inventor/fields/SoSFFloat.h>
    00031
    00032 #undef SO_END_FACE_INDEX
    00033 #define SO_END_FACE_INDEX -1
    00034
    00035 class SoVRMLIndexedFaceSetP;
    00036
    00037 class COIN_DLL_API SoVRMLIndexedFaceSet : public SoVRMLIndexedShape
    00038 {
    00039   typedef SoVRMLIndexedShape inherited;
    00040   SO_NODE_HEADER(SoVRMLIndexedFaceSet);
    00041
    00042 public:
    00043   static void initClass(void);
    00044   SoVRMLIndexedFaceSet(void);
    00045
    00046   SoSFBool ccw;
    00047   SoSFBool solid;
    00048   SoSFBool convex;
    00049   SoSFFloat creaseAngle;
    00050
    00051   virtual void GLRender( SoGLRenderAction * action );
    00052   virtual void getPrimitiveCount( SoGetPrimitiveCountAction * action );
    00053
    00054   virtual SbBool generateDefaultNormals(SoState * s, SoNormalBundle * nb );
    00055   virtual SbBool generateDefaultNormals(SoState * state, SoNormalCache * nc);
    00056
    00057 protected:
    00058   virtual ~SoVRMLIndexedFaceSet();
    00059
    00060   virtual void generatePrimitives( SoAction * action );
    00061
    00062
    00063 private:
    00064
    00065   enum Binding {
    00066     OVERALL,
    00067     NONE = OVERALL,
    00068     PER_FACE,
    00069     PER_FACE_INDEXED,
    00070     PER_VERTEX,
    00071     PER_VERTEX_INDEXED
    00072   };
    00073
    00074   Binding findMaterialBinding(SoState * state) const;
    00075   Binding findNormalBinding(SoState * state) const;
    00076
    00077   virtual void notify(SoNotList * list);
    00078
    00079   SbBool useConvexCache(SoAction * action,
    00080                         const SbVec3f * normals,
    00081                         const int32_t * nindices,
    00082                         const SbBool normalsfromcache);
    00083
    00084   SoVRMLIndexedFaceSetP * pimpl;
    00085 };
    00086
    00087 #endif // ! COIN_SOVRMLINDEXEDFACESET_H