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SoIndexedFaceSet.h
1 #ifndef COIN_SOINDEXEDFACESET_H
2 #define COIN_SOINDEXEDFACESET_H
3 
4 /**************************************************************************\
5  *
6  * This file is part of the Coin 3D visualization library.
7  * Copyright (C) 1998-2007 by Systems in Motion. All rights reserved.
8  *
9  * This library is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU General Public License
11  * ("GPL") version 2 as published by the Free Software Foundation.
12  * See the file LICENSE.GPL at the root directory of this source
13  * distribution for additional information about the GNU GPL.
14  *
15  * For using Coin with software that can not be combined with the GNU
16  * GPL, and for taking advantage of the additional benefits of our
17  * support services, please contact Systems in Motion about acquiring
18  * a Coin Professional Edition License.
19  *
20  * See http://www.coin3d.org/ for more information.
21  *
22  * Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
23  * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24  *
25 \**************************************************************************/
26 
27 #include <Inventor/nodes/SoSubNode.h>
28 #include <Inventor/nodes/SoIndexedShape.h>
29 
30 #ifndef SO_END_FACE_INDEX // also defined in SoVRMLIndexedFaceSet.h
31 #define SO_END_FACE_INDEX (-1)
32 #endif // !SO_END_FACE_INDEX
33 
34 class SoIndexedFaceSetP;
35 
36 class COIN_DLL_API SoIndexedFaceSet : public SoIndexedShape {
37  typedef SoIndexedShape inherited;
38 
39  SO_NODE_HEADER(SoIndexedFaceSet);
40 
41 public:
42  static void initClass(void);
43  SoIndexedFaceSet(void);
44 
45  virtual void GLRender(SoGLRenderAction * action);
46  virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
47 
48  virtual SbBool generateDefaultNormals(SoState * state,
49  SoNormalBundle * bundle);
50  virtual SbBool generateDefaultNormals(SoState * state,
51  SoNormalCache * cache);
52 
53 protected:
54  virtual ~SoIndexedFaceSet();
55 
56  virtual void generatePrimitives(SoAction * action);
57 
58 private:
59  enum Binding {
60  OVERALL = 0,
61  PER_FACE,
62  PER_FACE_INDEXED,
63  PER_VERTEX,
64  PER_VERTEX_INDEXED,
65  NONE = OVERALL
66  };
67 
68  SbBool useConvexCache(SoAction * action,
69  const SbVec3f * normals,
70  const int32_t * nindices,
71  const SbBool normalsfromcache);
72  Binding findMaterialBinding(SoState * const state) const;
73  Binding findNormalBinding(SoState * const state) const;
74  virtual void notify(SoNotList * list);
75 
76  SoIndexedFaceSetP * pimpl;
77 };
78 
79 #endif // !COIN_SOINDEXEDFACESET_H

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

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