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cudaPatchTable.h
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24 
25 #ifndef OPENSUBDIV3_OSD_CUDA_PATCH_TABLE_H
26 #define OPENSUBDIV3_OSD_CUDA_PATCH_TABLE_H
27 
28 #include "../version.h"
29 
30 #include "../osd/nonCopyable.h"
31 #include "../osd/types.h"
32 
33 #include <vector>
34 
35 namespace OpenSubdiv {
36 namespace OPENSUBDIV_VERSION {
37 
38 namespace Far{
39  class PatchTable;
40 };
41 
42 namespace Osd {
43 
51 class CudaPatchTable : private NonCopyable<CudaPatchTable> {
52 public:
54  static CudaPatchTable *Create(Far::PatchTable const *patchTable,
55  void *deviceContext = NULL);
58 
60  void *GetPatchArrayBuffer() const { return _patchArrays; }
61 
63  void *GetPatchIndexBuffer() const { return _indexBuffer; }
64 
66  void *GetPatchParamBuffer() const { return _patchParamBuffer; }
67 
70  return _varyingPatchArrays;
71  }
74  return _varyingIndexBuffer;
75  }
76 
78  int GetNumFVarChannels() const { return (int)_fvarPatchArrays.size(); }
79 
81  void *GetFVarPatchArrayBuffer(int fvarChannel) const {
82  return _fvarPatchArrays[fvarChannel];
83  }
84 
86  void *GetFVarPatchIndexBuffer(int fvarChannel = 0) const {
87  return _fvarIndexBuffers[fvarChannel];
88  }
89 
91  void *GetFVarPatchParamBuffer(int fvarChannel = 0) const {
92  return _fvarParamBuffers[fvarChannel];
93  }
94 
95 protected:
97 
98  bool allocate(Far::PatchTable const *patchTable);
99 
103 
106 
107  std::vector<void *> _fvarPatchArrays;
108  std::vector<void *> _fvarIndexBuffers;
109  std::vector<void *> _fvarParamBuffers;
110 };
111 
112 } // end namespace Osd
113 
114 } // end namespace OPENSUBDIV_VERSION
115 using namespace OPENSUBDIV_VERSION;
116 
117 } // end namespace OpenSubdiv
118 
119 #endif // OPENSUBDIV3_OSD_CUDA_PATCH_TABLE_H
void * GetFVarPatchArrayBuffer(int fvarChannel) const
Returns the cuda memory of the array of Osd::PatchArray buffer.
void * GetPatchArrayBuffer() const
Returns the cuda memory of the array of Osd::PatchArray buffer.
void * GetFVarPatchParamBuffer(int fvarChannel=0) const
Returns the cuda memory of the array of face-varying param.
void * GetPatchParamBuffer() const
Returns the cuda memory of the array of Osd::PatchParam buffer.
bool allocate(Far::PatchTable const *patchTable)
void * GetVaryingPatchArrayBuffer() const
Returns the cuda memory of the array of Osd::PatchArray buffer.
Container for arrays of parametric patches.
Definition: patchTable.h:55
static CudaPatchTable * Create(Far::PatchTable const *patchTable, void *deviceContext=NULL)
Creator. Returns NULL if error.
void * GetFVarPatchIndexBuffer(int fvarChannel=0) const
Returns the cuda memory of the array of face-varying control vertices.
void * GetVaryingPatchIndexBuffer() const
Returns the cuda memory of the array of varying control vertices.
int GetNumFVarChannels() const
Returns the number of face-varying channels buffers.
void * GetPatchIndexBuffer() const
Returns the cuda memory of the patch control vertices.