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d3d11LegacyGregoryPatchTable.h
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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
43 class D3D11LegacyGregoryPatchTable
44 : private NonCopyable<D3D11LegacyGregoryPatchTable> {
45 public:
46 ~D3D11LegacyGregoryPatchTable();
47
48 template<typename DEVICE_CONTEXT>
49 static D3D11LegacyGregoryPatchTable *Create(
50 Far::PatchTable const *farPatchTable, DEVICE_CONTEXT context) {
51 return Create(farPatchTable, context->GetDeviceContext());
52 }
53
54 static D3D11LegacyGregoryPatchTable *Create(
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
74 int GetQuadOffsetsBase(Far::PatchDescriptor::Type type) {
75 if (type == Far::PatchDescriptor::GREGORY_BOUNDARY) {
76 return _quadOffsetsBase[1];
77 }
78 return _quadOffsetsBase[0];
79 }
80
81 protected:
82 D3D11LegacyGregoryPatchTable();
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
OpenSubdiv
Definition limits.h:32
OpenSubdiv::OPENSUBDIV_VERSION::Far::PatchDescriptor::Type
Type
Definition patchDescriptor.h:48
OpenSubdiv::OPENSUBDIV_VERSION::Far::PatchDescriptor::GREGORY_BOUNDARY
@ GREGORY_BOUNDARY
Definition patchDescriptor.h:61
OpenSubdiv::OPENSUBDIV_VERSION::Far::PatchTable
Container for arrays of parametric patches.
Definition patchTable.h:55
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11LegacyGregoryPatchTable
Definition d3d11LegacyGregoryPatchTable.h:44
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11LegacyGregoryPatchTable::UpdateVertexBuffer
void UpdateVertexBuffer(ID3D11Buffer *vbo, int numVertices, int numVertexElements, ID3D11DeviceContext *pd3d11DeviceContext)
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11LegacyGregoryPatchTable::GetQuadOffsetsBase
int GetQuadOffsetsBase(Far::PatchDescriptor::Type type)
Definition d3d11LegacyGregoryPatchTable.h:74
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11LegacyGregoryPatchTable::~D3D11LegacyGregoryPatchTable
~D3D11LegacyGregoryPatchTable()
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11LegacyGregoryPatchTable::Create
static D3D11LegacyGregoryPatchTable * Create(Far::PatchTable const *farPatchTable, ID3D11DeviceContext *deviceContext)
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11LegacyGregoryPatchTable::GetVertexSRV
ID3D11ShaderResourceView * GetVertexSRV() const
Definition d3d11LegacyGregoryPatchTable.h:62
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11LegacyGregoryPatchTable::Create
static D3D11LegacyGregoryPatchTable * Create(Far::PatchTable const *farPatchTable, DEVICE_CONTEXT context)
Definition d3d11LegacyGregoryPatchTable.h:49
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11LegacyGregoryPatchTable::GetVertexValenceSRV
ID3D11ShaderResourceView * GetVertexValenceSRV() const
Definition d3d11LegacyGregoryPatchTable.h:66
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11LegacyGregoryPatchTable::GetQuadOffsetsSRV
ID3D11ShaderResourceView * GetQuadOffsetsSRV() const
Definition d3d11LegacyGregoryPatchTable.h:70
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11LegacyGregoryPatchTable::D3D11LegacyGregoryPatchTable
D3D11LegacyGregoryPatchTable()