d3d11VertexBuffer.h
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1 //
2 // Copyright 2013 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
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24
25 #ifndef OPENSUBDIV3_OSD_D3D11_VERTEX_BUFFER_H
26 #define OPENSUBDIV3_OSD_D3D11_VERTEX_BUFFER_H
27
28 #include "../version.h"
29
30 struct ID3D11Buffer;
31 struct ID3D11Device;
32 struct ID3D11DeviceContext;
33 struct ID3D11UnorderedAccessView;
34
35 namespace OpenSubdiv {
36 namespace OPENSUBDIV_VERSION {
37
38 namespace Osd {
39
46 class D3D11VertexBuffer {
47 public:
49 static D3D11VertexBuffer * Create(int numElements, int numVertices,
50 ID3D11DeviceContext *deviceContext);
51
53 virtual ~D3D11VertexBuffer();
54
57 void UpdateData(const float *src, int startVertex, int numVertices,
58 ID3D11DeviceContext *deviceContext);
59
61 int GetNumElements() const;
62
64 int GetNumVertices() const;
65
67 ID3D11Buffer *BindD3D11Buffer(ID3D11DeviceContext *deviceContext);
68
70 ID3D11Buffer *BindVBO(ID3D11DeviceContext *deviceContext) {
71 return BindD3D11Buffer(deviceContext);
72 }
73
75 ID3D11UnorderedAccessView *BindD3D11UAV(ID3D11DeviceContext *deviceContext);
76
77 protected:
79 D3D11VertexBuffer(int numElements, int numVertices);
80
81 // Allocates D3D11 buffer
82 bool allocate(ID3D11Device *device);
83
84 private:
85 int _numElements;
86 int _numVertices;
87 ID3D11Buffer *_buffer;
88 ID3D11Buffer *_uploadBuffer;
89 ID3D11UnorderedAccessView *_uav;
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_D3D11_VERTEX_BUFFER_H
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11VertexBuffer
Concrete vertex buffer class for DirectX subvision and DirectX drawing.
Definition: d3d11VertexBuffer.h:46
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11VertexBuffer::BindD3D11UAV
ID3D11UnorderedAccessView * BindD3D11UAV(ID3D11DeviceContext *deviceContext)
Returns the D3D11 UAV.
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11VertexBuffer::BindVBO
ID3D11Buffer * BindVBO(ID3D11DeviceContext *deviceContext)
Returns the D3D11 buffer object (for Osd::Mesh interface)
Definition: d3d11VertexBuffer.h:70
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11VertexBuffer::GetNumElements
int GetNumElements() const
Returns how many elements defined in this vertex buffer.
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11VertexBuffer::GetNumVertices
int GetNumVertices() const
Returns how many vertices allocated in this vertex buffer.
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11VertexBuffer::D3D11VertexBuffer
D3D11VertexBuffer(int numElements, int numVertices)
Constructor.
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11VertexBuffer::~D3D11VertexBuffer
virtual ~D3D11VertexBuffer()
Destructor.
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11VertexBuffer::UpdateData
void UpdateData(const float *src, int startVertex, int numVertices, ID3D11DeviceContext *deviceContext)
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11VertexBuffer::Create
static D3D11VertexBuffer * Create(int numElements, int numVertices, ID3D11DeviceContext *deviceContext)
Creator. Returns NULL if error.
OpenSubdiv
Definition: error.h:30
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11VertexBuffer::BindD3D11Buffer
ID3D11Buffer * BindD3D11Buffer(ID3D11DeviceContext *deviceContext)
Returns the D3D11 buffer object.
OpenSubdiv::OPENSUBDIV_VERSION::Osd::D3D11VertexBuffer::allocate
bool allocate(ID3D11Device *device)