OpenSubdiv: opensubdiv/osd/mtlPatchTable.h Source File

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mtlPatchTable.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
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_MTL_PATCH_TABLE_H
26#define OPENSUBDIV3_OSD_MTL_PATCH_TABLE_H
27
28#include "../version.h"
29#include "../far/patchDescriptor.h"
30#include "../osd/nonCopyable.h"
31#include "../osd/types.h"
32#include "../osd/mtlCommon.h"
33
34@protocol MTLDevice;
35@protocol MTLBuffer;
36
37namespace OpenSubdiv {
38namespace OPENSUBDIV_VERSION {
39
40namespace Far {
41 class PatchTable;
42};
43
44namespace Osd {
45
46 class MTLPatchTable : private NonCopyable<MTLPatchTable> {
47public:
48 typedef id<MTLBuffer> VertexBufferBinding;
49
50 MTLPatchTable();
51 ~MTLPatchTable();
52
53 template<typename DEVICE_CONTEXT>
54 static MTLPatchTable *Create(Far::PatchTable const *farPatchTable, DEVICE_CONTEXT context)
55 {
56 return Create(farPatchTable, context);
57 }
58
59 static MTLPatchTable *Create(Far::PatchTable const *farPatchTable, MTLContext* context);
60
61 PatchArrayVector const &GetPatchArrays() const { return _patchArrays; }
62 id<MTLBuffer> GetPatchIndexBuffer() const { return _indexBuffer; }
63 id<MTLBuffer> GetPatchParamBuffer() const { return _patchParamBuffer; }
64
65 PatchArrayVector const &GetVaryingPatchArrays() const { return _varyingPatchArrays; }
66 id<MTLBuffer> GetVaryingPatchIndexBuffer() const { return _varyingPatchIndexBuffer; }
67
68 int GetNumFVarChannels() const { return (int)_fvarPatchArrays.size(); }
69 PatchArrayVector const &GetFVarPatchArrays(int fvarChannel = 0) const { return _fvarPatchArrays[fvarChannel]; }
70 id<MTLBuffer> GetFVarPatchIndexBuffer(int fvarChannel = 0) const { return _fvarIndexBuffers[fvarChannel]; }
71 id<MTLBuffer> GetFVarPatchParamBuffer(int fvarChannel = 0) const { return _fvarParamBuffers[fvarChannel]; }
72
73protected:
74 bool allocate(Far::PatchTable const *farPatchTable, MTLContext* context);
75
76 PatchArrayVector _patchArrays;
77
78 id<MTLBuffer> _indexBuffer;
79 id<MTLBuffer> _patchParamBuffer;
80
81 PatchArrayVector _varyingPatchArrays;
82
83 id<MTLBuffer> _varyingPatchIndexBuffer;
84
85 std::vector<PatchArrayVector> _fvarPatchArrays;
86 std::vector<id<MTLBuffer>> _fvarIndexBuffers;
87 std::vector<id<MTLBuffer>> _fvarParamBuffers;
88};
89
90} // end namespace Osd
91
92} //end namespace OPENSUBDIV_VERSION
93using namespace OPENSUBDIV_VERSION;
94
95} //end namespace OpenSubdiv
96
97#endif //end OPENSUBDIV3_OSD_MTL_PATCH_TABLE_H
OpenSubdiv
Definition: limits.h:32
OpenSubdiv::OPENSUBDIV_VERSION::Osd::PatchArrayVector
std::vector< PatchArray > PatchArrayVector
Definition: types.h:132
OpenSubdiv::OPENSUBDIV_VERSION::Far::PatchTable
Container for arrays of parametric patches.
Definition: patchTable.h:55
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLContext
Definition: mtlCommon.h:40
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable
Definition: mtlPatchTable.h:46
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::GetPatchArrays
PatchArrayVector const & GetPatchArrays() const
Definition: mtlPatchTable.h:61
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::allocate
bool allocate(Far::PatchTable const *farPatchTable, MTLContext *context)
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::Create
static MTLPatchTable * Create(Far::PatchTable const *farPatchTable, MTLContext *context)
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::GetVaryingPatchIndexBuffer
id< MTLBuffer > GetVaryingPatchIndexBuffer() const
Definition: mtlPatchTable.h:66
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::_fvarIndexBuffers
std::vector< id< MTLBuffer > > _fvarIndexBuffers
Definition: mtlPatchTable.h:86
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::GetFVarPatchParamBuffer
id< MTLBuffer > GetFVarPatchParamBuffer(int fvarChannel=0) const
Definition: mtlPatchTable.h:71
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::MTLPatchTable
MTLPatchTable()
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::GetPatchParamBuffer
id< MTLBuffer > GetPatchParamBuffer() const
Definition: mtlPatchTable.h:63
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::GetPatchIndexBuffer
id< MTLBuffer > GetPatchIndexBuffer() const
Definition: mtlPatchTable.h:62
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::_patchArrays
PatchArrayVector _patchArrays
Definition: mtlPatchTable.h:76
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::VertexBufferBinding
id< MTLBuffer > VertexBufferBinding
Definition: mtlPatchTable.h:48
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::GetNumFVarChannels
int GetNumFVarChannels() const
Definition: mtlPatchTable.h:68
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::GetFVarPatchArrays
PatchArrayVector const & GetFVarPatchArrays(int fvarChannel=0) const
Definition: mtlPatchTable.h:69
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::_varyingPatchIndexBuffer
id< MTLBuffer > _varyingPatchIndexBuffer
Definition: mtlPatchTable.h:83
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::_fvarParamBuffers
std::vector< id< MTLBuffer > > _fvarParamBuffers
Definition: mtlPatchTable.h:87
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::_fvarPatchArrays
std::vector< PatchArrayVector > _fvarPatchArrays
Definition: mtlPatchTable.h:85
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::_patchParamBuffer
id< MTLBuffer > _patchParamBuffer
Definition: mtlPatchTable.h:79
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::_varyingPatchArrays
PatchArrayVector _varyingPatchArrays
Definition: mtlPatchTable.h:81
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::Create
static MTLPatchTable * Create(Far::PatchTable const *farPatchTable, DEVICE_CONTEXT context)
Definition: mtlPatchTable.h:54
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::~MTLPatchTable
~MTLPatchTable()
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::GetFVarPatchIndexBuffer
id< MTLBuffer > GetFVarPatchIndexBuffer(int fvarChannel=0) const
Definition: mtlPatchTable.h:70
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::GetVaryingPatchArrays
PatchArrayVector const & GetVaryingPatchArrays() const
Definition: mtlPatchTable.h:65
OpenSubdiv::OPENSUBDIV_VERSION::Osd::MTLPatchTable::_indexBuffer
id< MTLBuffer > _indexBuffer
Definition: mtlPatchTable.h:78