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SoVRMLElevationGrid.h
1 /**************************************************************************\
2  *
3  * This file is part of the Coin 3D visualization library.
4  * Copyright (C) 1998-2007 by Systems in Motion. All rights reserved.
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23 
24 #ifndef COIN_SOVRMLELEVATIONGRID_H
25 #define COIN_SOVRMLELEVATIONGRID_H
26 
27 #include <Inventor/nodes/SoSubNode.h>
28 #include <Inventor/VRMLnodes/SoVRMLGeometry.h>
29 #include <Inventor/fields/SoSFBool.h>
30 #include <Inventor/fields/SoSFFloat.h>
31 #include <Inventor/fields/SoSFInt32.h>
32 #include <Inventor/fields/SoSFBool.h>
33 #include <Inventor/fields/SoSFFloat.h>
34 #include <Inventor/fields/SoMFFloat.h>
35 #include <Inventor/fields/SoSFNode.h>
36 
37 class SoChildList;
38 
39 class SoVRMLElevationGridP;
40 
41 class COIN_DLL_API SoVRMLElevationGrid : public SoVRMLGeometry
42 {
43  typedef SoVRMLGeometry inherited;
44  SO_NODE_HEADER(SoVRMLElevationGrid);
45 
46 public:
47  static void initClass(void);
48  SoVRMLElevationGrid(void);
49 
63 
64  virtual void GLRender(SoGLRenderAction * action);
65  virtual void rayPick(SoRayPickAction * action);
66  virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
67 
68 protected:
69  virtual ~SoVRMLElevationGrid(void);
70 
71  virtual void notify(SoNotList * list);
72  virtual void generatePrimitives( SoAction * action );
73  virtual void computeBBox(SoAction * action, SbBox3f & bbox,
74  SbVec3f & center);
75 
76 private:
77  friend class SoVRMLElevationGridP;
78 
79  enum Binding {
80  OVERALL,
81  PER_QUAD,
82  PER_VERTEX
83  };
84 
85  Binding findMaterialBinding(void) const;
86  Binding findNormalBinding(void) const;
87 
88  const SbVec3f * updateNormalCache(Binding & nbind);
89 
90  SoVRMLElevationGridP * pimpl;
91 
92 }; // class SoVRMLElevationGrid
93 
94 #endif // ! COIN_SOVRMLELEVATIONGRID_H

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

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