Coin Logo Coin3D is Free Software,
published under the BSD 3-clause license.
https://bitbucket.org/Coin3D/
http://www.kongsberg.com/kogt/
SoNormalCache.h
1 #ifndef COIN_SONORMALCACHE_H
2 #define COIN_SONORMALCACHE_H
3 
4 /**************************************************************************\
5  * Copyright (c) Kongsberg Oil & Gas Technologies AS
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions are
10  * met:
11  *
12  * Redistributions of source code must retain the above copyright notice,
13  * this list of conditions and the following disclaimer.
14  *
15  * Redistributions in binary form must reproduce the above copyright
16  * notice, this list of conditions and the following disclaimer in the
17  * documentation and/or other materials provided with the distribution.
18  *
19  * Neither the name of the copyright holder nor the names of its
20  * contributors may be used to endorse or promote products derived from
21  * this software without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27  * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
28  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
29  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
33  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 \**************************************************************************/
35 
36 #include <Inventor/SbVec3f.h>
37 #include <Inventor/caches/SoCache.h>
38 #include <Inventor/system/inttypes.h>
39 
40 class SoNormalGenerator;
41 class SoNormalCacheP;
42 
43 class COIN_DLL_API SoNormalCache : public SoCache {
44  typedef SoCache inherited;
45 
46 public:
47  SoNormalCache(SoState * const state);
48  virtual ~SoNormalCache();
49 
50  void set(const int num, const SbVec3f * const normals);
51  void set(SoNormalGenerator *generator);
52 
53  int getNum(void) const;
54  const SbVec3f *getNormals(void) const;
55 
56  int getNumIndices(void) const;
57  const int32_t *getIndices(void) const;
58 
59  void generatePerVertex(const SbVec3f * const coords,
60  const unsigned int numcoords,
61  const int32_t *coordindices,
62  const int numcoordindices,
63  const float crease_angle,
64  const SbVec3f *facenormals = NULL,
65  const int numfacenormals = -1,
66  const SbBool ccw = TRUE,
67  const SbBool tristrip = FALSE);
68 
69 
70  void generatePerFace(const SbVec3f * const coords,
71  const unsigned int numcoords,
72  const int32_t *coordindices,
73  const int numcoorindices,
74  const SbBool ccw);
75 
76  void generatePerFaceStrip(const SbVec3f * const coords,
77  const unsigned int numcoords,
78  const int32_t *coordindices,
79  const int numcoorindices,
80  const SbBool ccw);
81 
82  void generatePerStrip(const SbVec3f * const coords,
83  const unsigned int numcoords,
84  const int32_t *coordindices,
85  const int numcoorindices,
86  const SbBool ccw);
87 
88  void generatePerVertexQuad(const SbVec3f * const coords,
89  const unsigned int numcoords,
90  const int vPerRow,
91  const int vPerColumn,
92  const SbBool ccw);
93 
94  void generatePerFaceQuad(const SbVec3f * const coords,
95  const unsigned int numcoords,
96  const int vPerRow,
97  const int vPerColumn,
98  const SbBool ccw);
99 
100  void generatePerRowQuad(const SbVec3f * const coords,
101  const unsigned int numcoords,
102  const int vPerRow,
103  const int vPerColumn,
104  const SbBool ccw);
105 
106 private:
107  SoNormalCacheP * pimpl;
108  void clearGenerator(void);
109 };
110 
111 #endif // !COIN_SONORMALCACHE_H
The SoNormalCache class is used to hold cached normals.
Definition: SoNormalCache.h:43
The SoState class manages the Coin scenegraph traversal state data.
Definition: SoState.h:44
The SbVec3f class is a 3 dimensional vector with floating point coordinates.
Definition: SbVec3f.h:51
The SoNormalGenerator class is used to generate normals.
Definition: SoNormalGenerator.h:41
The SoCache class is the superclass for all internal cache classes.
Definition: SoCache.h:43