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field.h
1 //
2 // Copyright 2018 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:
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14 // You may obtain a copy of the Apache License at
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24 #ifndef PXR_IMAGING_HD_FIELD_H
25 #define PXR_IMAGING_HD_FIELD_H
26 
27 #include "pxr/pxr.h"
28 #include "pxr/imaging/hd/api.h"
29 #include "pxr/imaging/hd/version.h"
30 #include "pxr/imaging/hd/bprim.h"
31 
32 #include <vector>
33 
34 PXR_NAMESPACE_OPEN_SCOPE
35 
36 #define HD_FIELD_TOKENS \
37  (filePath) \
38  (fieldName)
39 
40 TF_DECLARE_PUBLIC_TOKENS(HdFieldTokens, HD_API, HD_FIELD_TOKENS);
41 
42 class HdSceneDelegate;
43 typedef std::vector<class HdField const *> HdFieldPtrConstVector;
44 
50 class HdField : public HdBprim {
51 public:
52  HD_API
53  HdField(SdfPath const & id);
54  HD_API
55  virtual ~HdField();
56 
57  // Change tracking for HdField
58  enum DirtyBits : HdDirtyBits {
59  Clean = 0,
60  DirtyTransform = 1 << 0,
61  DirtyParams = 1 << 1,
62  AllDirty = (DirtyTransform
63  |DirtyParams)
64  };
65 };
66 
67 PXR_NAMESPACE_CLOSE_SCOPE
68 
69 #endif // PXR_IMAGING_HD_FIELD_H
Hydra schema for a USD field primitive.
Definition: field.h:50
Adapter class providing data exchange with the client scene graph.
#define TF_DECLARE_PUBLIC_TOKENS(...)
Macro to define public tokens.
Definition: staticTokens.h:118
A path value used to locate objects in layers or scenegraphs.
Definition: path.h:288
Bprim (buffer prim) is a base class of managing a blob of data that is used to communicate between th...
Definition: bprim.h:56