nurbsCurvesAdapter.h
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24 #ifndef PXR_USD_IMAGING_USD_IMAGING_NURBS_CURVES_ADAPTER_H
25 #define PXR_USD_IMAGING_USD_IMAGING_NURBS_CURVES_ADAPTER_H
26 
28 
29 #include "pxr/pxr.h"
30 #include "pxr/usdImaging/usdImaging/api.h"
33 
34 PXR_NAMESPACE_OPEN_SCOPE
35 
36 
42 {
43 public:
45 
48  {}
49 
50  USDIMAGING_API
51  ~UsdImagingNurbsCurvesAdapter() override;
52 
53  USDIMAGING_API
55  UsdPrim const& prim,
56  UsdImagingIndexProxy* index,
57  UsdImagingInstancerContext const* instancerContext = nullptr) override;
58 
59  USDIMAGING_API
60  bool IsSupported(UsdImagingIndexProxy const* index) const override;
61 
62  // ---------------------------------------------------------------------- //
64  // ---------------------------------------------------------------------- //
65 
67  USDIMAGING_API
68  void TrackVariability(
69  UsdPrim const& prim,
70  SdfPath const& cachePath,
71  HdDirtyBits* timeVaryingBits,
72  UsdImagingInstancerContext const* instancerContext = nullptr)
73  const override;
74 
76  USDIMAGING_API
77  void UpdateForTime(
78  UsdPrim const& prim,
79  SdfPath const& cachePath,
80  UsdTimeCode time,
81  HdDirtyBits requestedBits,
83  instancerContext = nullptr) const override;
84 
85  USDIMAGING_API
86  HdDirtyBits ProcessPropertyChange(UsdPrim const& prim,
87  SdfPath const& cachePath,
88  TfToken const& propertyName);
89 
90  // ---------------------------------------------------------------------- //
92  // ---------------------------------------------------------------------- //
93 
94  USDIMAGING_API
95  VtValue GetTopology(UsdPrim const& prim,
96  SdfPath const& cachePath,
97  UsdTimeCode time) const override;
98 
99  USDIMAGING_API
100  VtValue Get(UsdPrim const& prim,
101  SdfPath const& cachePath,
102  TfToken const& key,
103  UsdTimeCode time,
104  VtIntArray *outIndices) const override;
105 
106 protected:
107  USDIMAGING_API
108  bool _IsBuiltinPrimvar(TfToken const& primvarName) const override;
109 
110 };
111 
112 PXR_NAMESPACE_CLOSE_SCOPE
113 
114 #endif // PXR_USD_IMAGING_USD_IMAGING_NURBS_CURVES_ADAPTER_H
USDIMAGING_API void TrackVariability(UsdPrim const &prim, SdfPath const &cachePath, HdDirtyBits *timeVaryingBits, UsdImagingInstancerContext const *instancerContext=nullptr) const override
Thread Safe.
Delegate support for UsdGeomNurbsCurves.
This proxy class exposes a subset of the private Delegate API to PrimAdapters.
Definition: indexProxy.h:47
USDIMAGING_API HdDirtyBits ProcessPropertyChange(UsdPrim const &prim, SdfPath const &cachePath, TfToken const &propertyName)
Returns a bit mask of attributes to be updated, or HdChangeTracker::AllDirty if the entire prim must ...
USDIMAGING_API VtValue Get(UsdPrim const &prim, SdfPath const &cachePath, TfToken const &key, UsdTimeCode time, VtIntArray *outIndices) const override
Gets the value of the parameter named key for the given prim (which has the given cache path) and giv...
Delegate support for UsdGeomGrims.
Definition: gprimAdapter.h:48
USDIMAGING_API void UpdateForTime(UsdPrim const &prim, SdfPath const &cachePath, UsdTimeCode time, HdDirtyBits requestedBits, UsdImagingInstancerContext const *instancerContext=nullptr) const override
Thread Safe.
Token for efficient comparison, assignment, and hashing of known strings.
Definition: token.h:87
USDIMAGING_API VtValue GetTopology(UsdPrim const &prim, SdfPath const &cachePath, UsdTimeCode time) const override
Gets the topology object of a specific Usd prim.
Represent a time value, which may be either numeric, holding a double value, or a sentinel value UsdT...
Definition: timeCode.h:85
Base class for all PrimAdapters.
Definition: primAdapter.h:67
UsdPrim is the sole persistent scenegraph object on a UsdStage, and is the embodiment of a "Prim" as ...
Definition: prim.h:134
A path value used to locate objects in layers or scenegraphs.
Definition: path.h:290
Object used by instancer prim adapters to pass along context about the instancer and instance prim to...
Provides a container which may hold any type, and provides introspection and iteration over array typ...
Definition: value.h:166
USDIMAGING_API SdfPath Populate(UsdPrim const &prim, UsdImagingIndexProxy *index, UsdImagingInstancerContext const *instancerContext=nullptr) override
Called to populate the RenderIndex for this UsdPrim.
USDIMAGING_API bool IsSupported(UsdImagingIndexProxy const *index) const override
Returns true if the adapter can be populated into the target index.