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SoPrimitiveVertexCache.h
1 #ifndef COIN_SOPRIMITIVEVERTEXCACHE_H
2 #define COIN_SOPRIMITIVEVERTEXCACHE_H
3 
4 /**************************************************************************\
5  *
6  * This file is part of the Coin 3D visualization library.
7  * Copyright (C) by Kongsberg Oil & Gas Technologies.
8  *
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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  *
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16  * GPL, and for taking advantage of the additional benefits of our
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19  *
20  * See http://www.coin3d.org/ for more information.
21  *
22  * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
23  * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24  *
25 \**************************************************************************/
26 
27 #include <Inventor/caches/SoCache.h>
28 #include <Inventor/system/gl.h>
29 #include <Inventor/SbVec3f.h>
30 #include <Inventor/SbVec4f.h>
31 #include <Inventor/SbVec2f.h>
32 #include <Inventor/tools/SbPimplPtr.h>
33 
34 class SoPrimitiveVertexCacheUtil;
35 class SoPrimitiveVertexCacheP;
36 class SoPrimitiveVertex;
37 class SoPointDetail;
38 class SoState;
39 
40 class COIN_DLL_API SoPrimitiveVertexCache : public SoCache {
41  typedef SoCache inherited;
42 public:
44  virtual ~SoPrimitiveVertexCache();
45 
46  enum Arrays {
47  NORMAL = 0x01,
48  TEXCOORD = 0x02,
49  COLOR = 0x04,
50  ALL = (NORMAL|TEXCOORD|COLOR)
51  };
52 
53  void renderTriangles(SoState * state, const int arrays = ALL) const;
54  void renderLines(SoState * state, const int arrays = ALL) const;
55  void renderPoints(SoState * state, const int array = ALL) const;
56 
57  void addTriangle(const SoPrimitiveVertex * v0,
58  const SoPrimitiveVertex * v1,
59  const SoPrimitiveVertex * v2,
60  const int * pointdetailidx = NULL);
61  void addLine(const SoPrimitiveVertex * v0,
62  const SoPrimitiveVertex * v1);
63  void addPoint(const SoPrimitiveVertex * v);
64 
65  int getNumVertices(void) const;
66  const SbVec3f * getVertexArray(void) const;
67  const SbVec3f * getNormalArray(void) const;
68  const SbVec4f * getTexCoordArray(void) const;
69  const SbVec2f * getBumpCoordArray(void) const;
70  const uint8_t * getColorArray(void) const;
71 
72  int getNumTriangleIndices(void) const;
73  const GLint * getTriangleIndices(void) const;
74  int32_t getTriangleIndex(const int idx) const;
75 
76  SbBool colorPerVertex(void) const;
77  const SbVec4f * getMultiTextureCoordinateArray(const int unit) const;
78 
79  int getNumLineIndices(void) const;
80  const GLint * getLineIndices(void) const;
81 
82  int getNumPointIndices(void) const;
83  const GLint * getPointIndices(void) const;
84 
85  void fit(void);
86  void depthSortTriangles(SoState * state);
87 
88 private:
89  SbPimplPtr<SoPrimitiveVertexCacheP> pimpl;
90 
92  SoPrimitiveVertexCache & operator = (const SoPrimitiveVertexCache & rhs); // N/A
93 
94  friend class SoPrimitiveVertexCacheUtil;
95 };
96 
97 // temporary, internal class used to fix a bug without breaking the API/ABI.
98 // the bug is fixed properly in Coin-4
99 class SoPrimitiveVertexCacheUtil {
100 public:
101  static SbBool testValid(SoPrimitiveVertexCache * cache, SoState * state);
102  static void close(SoPrimitiveVertexCache * cache, SoState * state);
103 };
104 
105 #endif // COIN_SOPRIMITIVEVERTEXCACHE_H
SoState
The SoState class manages the Coin scenegraph traversal state data.
Definition: SoState.h:35
SbVec2f
The SbVec2f class is a 2 dimensional vector with floating point coordinates.
Definition: SbVec2f.h:39
SoCache
The SoCache class is the superclass for all internal cache classes.
Definition: SoCache.h:34
SoPrimitiveVertex
The SoPrimitiveVertex class represents a single vertex of a generated primitive.
Definition: SoPrimitiveVertex.h:34
SoPointDetail
The SoPointDetail class is for storing detailed information for a single 3D point.
Definition: SoPointDetail.h:29
SbVec3f
The SbVec3f class is a 3 dimensional vector with floating point coordinates.
Definition: SbVec3f.h:40
SoPrimitiveVertexCache
Definition: SoPrimitiveVertexCache.h:40
SbVec4f
The SbVec4f class is a 4 dimensional vector with floating point coordinates.
Definition: SbVec4f.h:40

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