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mapContainerDataSource.h
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1 //
2 // Copyright 2022 Pixar
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24 #ifndef PXR_IMAGING_HD_MAP_CONTAINER_DATA_SOURCE_H
25 #define PXR_IMAGING_HD_MAP_CONTAINER_DATA_SOURCE_H
26 
28 
30 
31 /// \class HdMapContainerDataSource
32 ///
33 /// Applies function to all data sources in a container data source
34 /// (non-recursively).
36 {
37 public:
39 
40  using ValueFunction =
41  std::function<HdDataSourceBaseHandle(const HdDataSourceBaseHandle &)>;
42 
43  HD_API
44  ~HdMapContainerDataSource() override;
45 
46  HD_API
47  TfTokenVector GetNames() override;
48  HD_API
49  HdDataSourceBaseHandle Get(const TfToken &name) override;
50 private:
51  /// (Lazily) Create new container data source by applying given
52  /// function to all data sources.
53  HD_API
55  const ValueFunction &f,
56  const HdContainerDataSourceHandle &src);
57 
58  ValueFunction _f;
59 
60  HdContainerDataSourceHandle _src;
61 };
62 
64 
66 
67 #endif
HD_API ~HdMapContainerDataSource() override
HD_API HdDataSourceBaseHandle Get(const TfToken &name) override
#define HD_API
Definition: api.h:40
GLfloat f
Definition: glcorearb.h:1926
Definition: token.h:87
HD_DECLARE_DATASOURCE(HdMapContainerDataSource)
std::vector< TfToken > TfTokenVector
Convenience types.
Definition: token.h:457
GLuint const GLchar * name
Definition: glcorearb.h:786
HD_API TfTokenVector GetNames() override
PXR_NAMESPACE_CLOSE_SCOPE PXR_NAMESPACE_OPEN_SCOPE
Definition: path.h:1432
#define PXR_NAMESPACE_CLOSE_SCOPE
Definition: pxr.h:91
HD_DECLARE_DATASOURCE_HANDLES(HdMapContainerDataSource)
std::function< HdDataSourceBaseHandle(const HdDataSourceBaseHandle &)> ValueFunction
GLenum src
Definition: glcorearb.h:1793