# SoFaceSet.h

    00001 #ifndef COIN_SOFACESET_H
    00002 #define COIN_SOFACESET_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/SoNonIndexedShape.h>
    00029 #include <Inventor/fields/SoMFInt32.h>
    00030
    00031 class SoFaceSetP;
    00032
    00033 class COIN_DLL_API SoFaceSet : public SoNonIndexedShape {
    00034   typedef SoNonIndexedShape inherited;
    00035
    00036   SO_NODE_HEADER(SoFaceSet);
    00037
    00038 public:
    00039   static void initClass(void);
    00040   SoFaceSet(void);
    00041
    00042   SoMFInt32 numVertices;
    00043
    00044   virtual void GLRender(SoGLRenderAction * action);
    00045   virtual SbBool generateDefaultNormals(SoState * state, SoNormalBundle * nb);
    00046   virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
    00047
    00048 protected:
    00049   virtual ~SoFaceSet();
    00050
    00051   virtual void generatePrimitives(SoAction * action);
    00052   virtual void computeBBox(SoAction * action, SbBox3f & box, SbVec3f & center);
    00053   virtual SbBool generateDefaultNormals(SoState *, SoNormalCache *);
    00054
    00055 private:
    00056   enum Binding {
    00057     OVERALL = 0,
    00058     PER_FACE,
    00059     PER_VERTEX
    00060   };
    00061
    00062   Binding findMaterialBinding(SoState * const state) const;
    00063   Binding findNormalBinding(SoState * const state) const;
    00064   SbBool useConvexCache(SoAction * action);
    00065   virtual void notify(SoNotList * list);
    00066
    00067   SoFaceSetP * pimpl;
    00068 };
    00069
    00070 #endif // !COIN_SOFACESET_H