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dataSourceMaterial.h
1//
2// Copyright 2022 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#ifndef PXR_USD_IMAGING_USD_IMAGING_DATA_SOURCE_MATERIAL_H
25#define PXR_USD_IMAGING_USD_IMAGING_DATA_SOURCE_MATERIAL_H
26
27#include "pxr/imaging/hd/dataSource.h"
28
29#include "pxr/usd/usd/prim.h"
30
31#include "pxr/usdImaging/usdImaging/dataSourcePrim.h"
32#include "pxr/usdImaging/usdImaging/dataSourceStageGlobals.h"
33
35
36#include <tbb/concurrent_unordered_map.h>
37
38PXR_NAMESPACE_OPEN_SCOPE
39
40// ----------------------------------------------------------------------------
41
49{
50public:
51 HD_DECLARE_DATASOURCE(UsdImagingDataSourceMaterial);
52
54 HdDataSourceBaseHandle Get(const TfToken &name) override;
55
57
58private:
59
65 const UsdPrim &usdPrim,
66 const UsdImagingDataSourceStageGlobals &stageGlobals,
67 const TfToken &fixedTerminalName = TfToken()
68 );
69
70
71private:
72
73 const UsdPrim _usdPrim;
74 const UsdImagingDataSourceStageGlobals &_stageGlobals;
75
76 // Cache the networks by context name.
77 using _ContextMap = tbb::concurrent_unordered_map<
78 TfToken, HdDataSourceBaseHandle, TfToken::HashFunctor>;
79
80
81 const TfToken _fixedTerminalName;
82 _ContextMap _networks;
83};
84
85HD_DECLARE_DATASOURCE_HANDLES(UsdImagingDataSourceMaterial);
86
87// ----------------------------------------------------------------------------
88
93class UsdImagingDataSourceMaterialPrim : public UsdImagingDataSourcePrim
94{
95public:
96 HD_DECLARE_DATASOURCE(UsdImagingDataSourceMaterialPrim);
97
98 TfTokenVector GetNames() override;
99 HdDataSourceBaseHandle Get(const TfToken &name) override;
100
101 ~UsdImagingDataSourceMaterialPrim() override;
102
104 const UsdPrim &prim,
105 const TfToken &subprim,
106 const TfTokenVector &properties,
107 UsdImagingPropertyInvalidationType invalidationType);
108
109private:
110 UsdImagingDataSourceMaterialPrim(
111 const SdfPath &sceneIndexPath,
112 const UsdPrim &usdPrim,
113 const UsdImagingDataSourceStageGlobals &stageGlobals);
114};
115
116HD_DECLARE_DATASOURCE_HANDLES(UsdImagingDataSourceMaterialPrim);
117
118PXR_NAMESPACE_CLOSE_SCOPE
119
120#endif //PXR_USD_IMAGING_USD_IMAGING_DATA_SOURCE_MATERIAL_H
A datasource representing structured (named, hierarchical) data, for example a geometric primitive or...
Definition: dataSource.h:116
Represents a set of data source locators closed under descendancy.
A path value used to locate objects in layers or scenegraphs.
Definition: path.h:290
Token for efficient comparison, assignment, and hashing of known strings.
Definition: token.h:88
A data source mapping for data source material.
TfTokenVector GetNames() override
Returns the list of names for which Get(...) is expected to return a non-null value.
HdDataSourceBaseHandle Get(const TfToken &name) override
Returns the child datasource of the given name.
Data source representing a basic USD prim.
USDIMAGING_API TfTokenVector GetNames() override
Returns the names for which this data source can return meaningful results.
static USDIMAGING_API HdDataSourceLocatorSet Invalidate(UsdPrim const &prim, const TfToken &subprim, const TfTokenVector &properties, UsdImagingPropertyInvalidationType invalidationType)
Returns the hydra attribute set we should invalidate if the value of the USD properties in properties...
USDIMAGING_API HdDataSourceBaseHandle Get(const TfToken &name) override
Returns the data source representing name, if valid.
This class is used as a context object with global stage information, that gets passed down to dataso...
UsdPrim is the sole persistent scenegraph object on a UsdStage, and is the embodiment of a "Prim" as ...
Definition: prim.h:134
Functor to use for hash maps from tokens to other things.
Definition: token.h:166
std::vector< TfToken > TfTokenVector
Convenience types.
Definition: token.h:457