d3d11PatchTable.h
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2 // Copyright 2015 Pixar
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24 
25 #ifndef OPENSUBDIV3_OSD_GL_PATCH_TABLE_H
26 #define OPENSUBDIV3_OSD_GL_PATCH_TABLE_H
27 
28 #include "../version.h"
29 
30 #include <vector>
31 #include "../far/patchDescriptor.h"
32 #include "../osd/nonCopyable.h"
33 #include "../osd/types.h"
34 
35 struct ID3D11Buffer;
36 struct ID3D11ShaderResourceView;
37 struct ID3D11Device;
38 struct ID3D11DeviceContext;
39 
40 namespace OpenSubdiv {
41 namespace OPENSUBDIV_VERSION {
42 
43 namespace Far{
44  class PatchTable;
45 };
46 
47 namespace Osd {
48 
49 class D3D11PatchTable : private NonCopyable<D3D11PatchTable> {
50 public:
51  typedef ID3D11Buffer * VertexBufferBinding;
52 
55 
56  template<typename DEVICE_CONTEXT>
57  static D3D11PatchTable *Create(Far::PatchTable const *farPatchTable,
58  DEVICE_CONTEXT context) {
59  return Create(farPatchTable, context->GetDeviceContext());
60  }
61 
62  static D3D11PatchTable *Create(Far::PatchTable const *farPatchTable,
63  ID3D11DeviceContext *deviceContext);
64 
66  return _patchArrays;
67  }
68 
70  ID3D11Buffer* GetPatchIndexBuffer() const {
71  return _indexBuffer;
72  }
73 
75  ID3D11ShaderResourceView* GetPatchParamSRV() const {
76  return _patchParamBufferSRV;
77  }
78 
79 protected:
80  // allocate buffers from patchTable
81  bool allocate(Far::PatchTable const *farPatchTable,
82  ID3D11DeviceContext *deviceContext);
83 
85 
86  ID3D11Buffer *_indexBuffer;
87  ID3D11Buffer *_patchParamBuffer;
88  ID3D11ShaderResourceView *_patchParamBufferSRV;
89 };
90 
91 
92 } // end namespace Osd
93 
94 } // end namespace OPENSUBDIV_VERSION
95 using namespace OPENSUBDIV_VERSION;
96 
97 } // end namespace OpenSubdiv
98 
99 #endif // OPENSUBDIV3_OSD_GL_PATCH_TABLE_H
std::vector< PatchArray > PatchArrayVector
Definition: types.h:98
ID3D11Buffer * GetPatchIndexBuffer() const
Returns the index buffer containing the patch control vertices.
bool allocate(Far::PatchTable const *farPatchTable, ID3D11DeviceContext *deviceContext)
ID3D11ShaderResourceView * GetPatchParamSRV() const
Returns the SRV containing the patch parameter.
Container for arrays of parametric patches.
Definition: patchTable.h:56
PatchArrayVector const & GetPatchArrays() const
static D3D11PatchTable * Create(Far::PatchTable const *farPatchTable, DEVICE_CONTEXT context)