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sphereAdapter.h
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2 // Copyright 2016 Pixar
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24 #ifndef USDIMAGING_SPHERE_ADAPTER_H
25 #define USDIMAGING_SPHERE_ADAPTER_H
26 
28 
29 #include "pxr/pxr.h"
30 #include "pxr/usdImaging/usdImaging/api.h"
31 #include "pxr/usdImaging/usdImaging/primAdapter.h"
32 #include "pxr/usdImaging/usdImaging/gprimAdapter.h"
33 
34 PXR_NAMESPACE_OPEN_SCOPE
35 
36 
37 class UsdGeomSphere;
38 
44 public:
46 
49  {}
50  USDIMAGING_API
51  virtual ~UsdImagingSphereAdapter();
52 
53  USDIMAGING_API
55  UsdPrim const& prim,
56  UsdImagingIndexProxy* index,
57  UsdImagingInstancerContext const* instancerContext = nullptr)
58  override;
59 
60  USDIMAGING_API
61  bool IsSupported(UsdImagingIndexProxy const* index) const override;
62 
63  // ---------------------------------------------------------------------- //
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,
82  UsdImagingInstancerContext const* instancerContext = nullptr)
83  const override;
84 
85  // Override the implemetation in GprimAdapter since we don't fetch the
86  // points attribute for implicit primitives.
87  USDIMAGING_API
89  UsdPrim const& prim,
90  SdfPath const& cachePath,
91  UsdTimeCode time) const override;
92 
93  USDIMAGING_API
94  static VtValue GetMeshPoints(UsdPrim const& prim,
95  UsdTimeCode time);
96 
97  USDIMAGING_API
98  static VtValue GetMeshTopology();
99 
100  USDIMAGING_API
101  static GfMatrix4d GetMeshTransform(UsdPrim const& prim,
102  UsdTimeCode time);
103 
104  USDIMAGING_API
105  size_t SampleTransform(UsdPrim const& prim, SdfPath const& cachePath,
106  UsdTimeCode time, size_t maxNumSamples, float *sampleTimes,
107  GfMatrix4d *sampleValues) override;
108 };
109 
110 
111 PXR_NAMESPACE_CLOSE_SCOPE
112 
113 #endif // USDIMAGING_SPHERE_ADAPTER_H
This proxy class exposes a subset of the private Delegate API to PrimAdapters.
Definition: indexProxy.h:47
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.
Delegate support for UsdGeomSphere.
Definition: sphereAdapter.h:43
Defines a primitive sphere centered at the origin.
Definition: sphere.h:60
Stores a 4x4 matrix of double elements.
Definition: matrix4d.h:88
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
USDIMAGING_API SdfPath Populate(UsdPrim const &prim, UsdImagingIndexProxy *index, UsdImagingInstancerContext const *instancerContext=nullptr) override
Called to populate the RenderIndex for this UsdPrim.
UsdPrim is the sole persistent scenegraph object on a UsdStage, and is the embodiment of a "Prim" as ...
Definition: prim.h:131
USDIMAGING_API VtValue GetPoints(UsdPrim const &prim, SdfPath const &cachePath, UsdTimeCode time) const override
Give derived classes an opportunity to override how we get points for a prim.
A path value used to locate objects in layers or scenegraphs.
Definition: path.h:287
USDIMAGING_API void TrackVariability(UsdPrim const &prim, SdfPath const &cachePath, HdDirtyBits *timeVaryingBits, UsdImagingInstancerContext const *instancerContext=nullptr) const override
Thread Safe.
USDIMAGING_API bool IsSupported(UsdImagingIndexProxy const *index) const override
Returns true if the adapter can be populated into the target index.
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:182
USDIMAGING_API size_t SampleTransform(UsdPrim const &prim, SdfPath const &cachePath, UsdTimeCode time, size_t maxNumSamples, float *sampleTimes, GfMatrix4d *sampleValues) override
Samples the transform for the given prim.