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volumeAdapter.h
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2 // Copyright 2018 Pixar
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24 #ifndef USDIMAGING_VOLUME_ADAPTER_H
25 #define USDIMAGING_VOLUME_ADAPTER_H
26 
28 
29 #include "pxr/pxr.h"
30 #include "pxr/usd/usdVol/volume.h"
31 #include "pxr/usdImaging/usdImaging/api.h"
32 #include "pxr/usdImaging/usdImaging/primAdapter.h"
33 #include "pxr/usdImaging/usdImaging/gprimAdapter.h"
34 
35 PXR_NAMESPACE_OPEN_SCOPE
36 
42 public:
44 
47  {}
48  virtual ~UsdImagingVolumeAdapter();
49 
50  virtual SdfPath Populate(UsdPrim const& prim,
51  UsdImagingIndexProxy* index,
53  instancerContext = NULL) override;
54 
55  virtual bool IsSupported(UsdImagingIndexProxy const* index) const override;
56 
57  // ---------------------------------------------------------------------- //
59  // ---------------------------------------------------------------------- //
61  virtual void TrackVariability(UsdPrim const& prim,
62  SdfPath const& cachePath,
63  HdDirtyBits* timeVaryingBits,
65  instancerContext = NULL) const override;
66 
68  virtual void UpdateForTime(UsdPrim const& prim,
69  SdfPath const& cachePath,
70  UsdTimeCode time,
71  HdDirtyBits requestedBits,
73  instancerContext = NULL) const override;
74 
75  virtual HdVolumeFieldDescriptorVector
76  GetVolumeFieldDescriptors(UsdPrim const& usdPrim, SdfPath const &id,
77  UsdTimeCode time) const override;
78 
79 private:
80  bool _GatherVolumeData(UsdPrim const& prim,
81  UsdVolVolume::FieldMap *fieldMap) const;
82 };
83 
84 PXR_NAMESPACE_CLOSE_SCOPE
85 
86 #endif // USDIMAGING_VOLUME_ADAPTER_H
virtual bool IsSupported(UsdImagingIndexProxy const *index) const override
Returns true if the adapter can be populated into the target index.
This proxy class exposes a subset of the private Delegate API to PrimAdapters.
Definition: indexProxy.h:47
Delegate support for UsdVolVolume.
Definition: volumeAdapter.h:41
virtual void TrackVariability(UsdPrim const &prim, SdfPath const &cachePath, HdDirtyBits *timeVaryingBits, UsdImagingInstancerContext const *instancerContext=NULL) const override
Thread Safe.
Delegate support for UsdGeomGrims.
Definition: gprimAdapter.h:48
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:131
A path value used to locate objects in layers or scenegraphs.
Definition: path.h:287
virtual void UpdateForTime(UsdPrim const &prim, SdfPath const &cachePath, UsdTimeCode time, HdDirtyBits requestedBits, UsdImagingInstancerContext const *instancerContext=NULL) const override
Thread Safe.
Object used by instancer prim adapters to pass along context about the instancer and instance prim to...
virtual SdfPath Populate(UsdPrim const &prim, UsdImagingIndexProxy *index, UsdImagingInstancerContext const *instancerContext=NULL) override
Called to populate the RenderIndex for this UsdPrim.