83 lines
2.0 KiB
C++
83 lines
2.0 KiB
C++
//
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// Copyright 2015 Pixar
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//
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// Licensed under the terms set forth in the LICENSE.txt file available at
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// https://opensubdiv.org/license.
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//
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#ifndef OPENSUBDIV3_OSD_GL_PATCH_TABLE_H
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#define OPENSUBDIV3_OSD_GL_PATCH_TABLE_H
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#include "../version.h"
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#include <vector>
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#include "../far/patchDescriptor.h"
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#include "../osd/nonCopyable.h"
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#include "../osd/types.h"
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struct ID3D11Buffer;
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struct ID3D11ShaderResourceView;
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struct ID3D11Device;
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struct ID3D11DeviceContext;
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namespace OpenSubdiv {
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namespace OPENSUBDIV_VERSION {
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namespace Far{
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class PatchTable;
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};
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namespace Osd {
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class D3D11PatchTable : private NonCopyable<D3D11PatchTable> {
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public:
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using VertexBufferBinding = ID3D11Buffer*; // buffer binding type
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D3D11PatchTable();
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~D3D11PatchTable();
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template<typename DEVICE_CONTEXT>
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static D3D11PatchTable *Create(Far::PatchTable const *farPatchTable,
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DEVICE_CONTEXT context) {
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return Create(farPatchTable, context->GetDeviceContext());
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}
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static D3D11PatchTable *Create(Far::PatchTable const *farPatchTable,
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ID3D11DeviceContext *deviceContext);
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PatchArrayVector const &GetPatchArrays() const {
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return _patchArrays;
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}
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/// Returns the index buffer containing the patch control vertices
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ID3D11Buffer* GetPatchIndexBuffer() const {
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return _indexBuffer;
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}
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/// Returns the SRV containing the patch parameter
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ID3D11ShaderResourceView* GetPatchParamSRV() const {
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return _patchParamBufferSRV;
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}
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protected:
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// allocate buffers from patchTable
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bool allocate(Far::PatchTable const *farPatchTable,
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ID3D11DeviceContext *deviceContext);
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PatchArrayVector _patchArrays;
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ID3D11Buffer *_indexBuffer;
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ID3D11Buffer *_patchParamBuffer;
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ID3D11ShaderResourceView *_patchParamBufferSRV;
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};
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} // end namespace Osd
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} // end namespace OPENSUBDIV_VERSION
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using namespace OPENSUBDIV_VERSION;
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} // end namespace OpenSubdiv
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#endif // OPENSUBDIV3_OSD_GL_PATCH_TABLE_H
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