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SoIndexedTriangleStripSet.h
1 #ifndef COIN_SOINDEXEDTRIANGLESTRIPSET_H
2 #define COIN_SOINDEXEDTRIANGLESTRIPSET_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 #ifndef COIN_INTERNAL
30  // For Open Inventor compatibility.
31  #include <Inventor/nodes/SoVertexProperty.h>
32 #endif // !COIN_INTERNAL
33 
34 #define SO_END_STRIP_INDEX (-1)
35 
36 class COIN_DLL_API SoIndexedTriangleStripSet : public SoIndexedShape {
37  typedef SoIndexedShape inherited;
38 
39  SO_NODE_HEADER(SoIndexedTriangleStripSet);
40 
41 public:
42  static void initClass(void);
44 
45  virtual void GLRender(SoGLRenderAction * action);
46  virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
47  virtual SbBool generateDefaultNormals(SoState * state, SoNormalBundle * nb);
48 
49 protected:
50  virtual ~SoIndexedTriangleStripSet();
51 
52  virtual SbBool generateDefaultNormals(SoState * state, SoNormalCache * nc);
53  virtual void generatePrimitives(SoAction * action);
54 
55 private:
56  enum Binding {
57  OVERALL = 0,
58  PER_STRIP,
59  PER_STRIP_INDEXED,
60  PER_TRIANGLE,
61  PER_TRIANGLE_INDEXED,
62  PER_VERTEX,
63  PER_VERTEX_INDEXED
64  };
65 
66  void countPrimitives(int & strips, int & tris);
67  Binding findMaterialBinding(SoState * const state) const;
68  Binding findNormalBinding(SoState * const state) const;
69 };
70 
71 #endif // !COIN_SOINDEXEDTRIANGLESTRIPSET_H

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

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