OpenSubdiv
d3d11LegacyGregoryPatchTable.h
Go to the documentation of this file.
1 //
2 // Copyright 2015 Pixar
3 //
4 // Licensed under the Apache License, Version 2.0 (the "Apache License")
5 // with the following modification; you may not use this file except in
6 // compliance with the Apache License and the following modification to it:
7 // Section 6. Trademarks. is deleted and replaced with:
8 //
9 // 6. Trademarks. This License does not grant permission to use the trade
10 // names, trademarks, service marks, or product names of the Licensor
11 // and its affiliates, except as required to comply with Section 4(c) of
12 // the License and to reproduce the content of the NOTICE file.
13 //
14 // You may obtain a copy of the Apache License at
15 //
16 // http://www.apache.org/licenses/LICENSE-2.0
17 //
18 // Unless required by applicable law or agreed to in writing, software
19 // distributed under the Apache License with the above modification is
20 // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
21 // KIND, either express or implied. See the Apache License for the specific
22 // language governing permissions and limitations under the Apache License.
23 //
24 
25 #ifndef OPENSUBDIV3_OSD_D3D11_LEGACY_GREGORY_PATCH_TABLE_H
26 #define OPENSUBDIV3_OSD_D3D11_LEGACY_GREGORY_PATCH_TABLE_H
27 
28 #include "../version.h"
29 
30 #include "../far/patchTable.h"
31 #include "../osd/nonCopyable.h"
32 
33 struct ID3D11Buffer;
34 struct ID3D11ShaderResourceView;
35 struct ID3D11Device;
36 struct ID3D11DeviceContext;
37 
38 namespace OpenSubdiv {
39 namespace OPENSUBDIV_VERSION {
40 
41 namespace Osd {
42 
44  : private NonCopyable<D3D11LegacyGregoryPatchTable> {
45 public:
47 
48  template<typename DEVICE_CONTEXT>
50  Far::PatchTable const *farPatchTable, DEVICE_CONTEXT context) {
51  return Create(farPatchTable, context->GetDeviceContext());
52  }
53 
55  Far::PatchTable const *farPatchTable,
56  ID3D11DeviceContext *deviceContext);
57 
58  void UpdateVertexBuffer(ID3D11Buffer *vbo,
59  int numVertices, int numVertexElements,
60  ID3D11DeviceContext *pd3d11DeviceContext);
61 
62  ID3D11ShaderResourceView* GetVertexSRV() const {
63  return _vertexSRV;
64  }
65 
66  ID3D11ShaderResourceView* GetVertexValenceSRV() const {
67  return _vertexValenceSRV;
68  }
69 
70  ID3D11ShaderResourceView* GetQuadOffsetsSRV() const {
71  return _quadOffsetsSRV;
72  }
73 
76  return _quadOffsetsBase[1];
77  }
78  return _quadOffsetsBase[0];
79  }
80 
81 protected:
83 
84 private:
85  ID3D11Buffer* _vertexValenceBuffer;
86  ID3D11Buffer* _quadOffsetsBuffer;
87  ID3D11ShaderResourceView* _vertexSRV;
88  ID3D11ShaderResourceView* _vertexValenceSRV;
89  ID3D11ShaderResourceView* _quadOffsetsSRV;
90  int _quadOffsetsBase[2]; // gregory, boundaryGregory
91 };
92 
93 
94 
95 } // end namespace Osd
96 
97 } // end namespace OPENSUBDIV_VERSION
98 using namespace OPENSUBDIV_VERSION;
99 
100 } // end namespace OpenSubdiv
101 
102 #endif // OPENSUBDIV3_OSD_D3D11_LEGACY_GREGORY_PATCH_TABLE_H
Container for arrays of parametric patches.
Definition: patchTable.h:55
void UpdateVertexBuffer(ID3D11Buffer *vbo, int numVertices, int numVertexElements, ID3D11DeviceContext *pd3d11DeviceContext)
static D3D11LegacyGregoryPatchTable * Create(Far::PatchTable const *farPatchTable, DEVICE_CONTEXT context)