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SoPrimitiveVertexCache.h
1 #ifndef COIN_SOPRIMITIVEVERTEXCACHE_H
2 #define COIN_SOPRIMITIVEVERTEXCACHE_H
3 
4 /**************************************************************************\
5  *
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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
The SbVec2f class is a 2 dimensional vector with floating point coordinates.This vector class is used...
Definition: SbVec2f.h:39
The SoPrimitiveVertex class represents a single vertex of a generated primitive.Instances of SoPrimit...
Definition: SoPrimitiveVertex.h:34
The SbVec4f class is a 4 dimensional vector with floating point coordinates.This vector class is used...
Definition: SbVec4f.h:40
Definition: SoPrimitiveVertexCache.h:40
The SoPointDetail class is for storing detailed information for a single 3D point.Instances of this class are used among other things for storing information about the vertices of lines and polygons after pick operations, and for storing information returned to tessellation callbacks.
Definition: SoPointDetail.h:29
The SoState class manages the Coin scenegraph traversal state data.The SoState class is used by actio...
Definition: SoState.h:35
The SbVec3f class is a 3 dimensional vector with floating point coordinates.This vector class is used...
Definition: SbVec3f.h:40
The SoCache class is the superclass for all internal cache classes.It organizes reference counting to...
Definition: SoCache.h:34

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