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sphereAdapter.h
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1//
2// Copyright 2016 Pixar
3//
4// Licensed under the terms set forth in the LICENSE.txt file available at
5// https://openusd.org/license.
6//
7#ifndef PXR_USD_IMAGING_USD_IMAGING_SPHERE_ADAPTER_H
8#define PXR_USD_IMAGING_USD_IMAGING_SPHERE_ADAPTER_H
9
11
12#include "pxr/pxr.h"
13#include "pxr/usdImaging/usdImaging/api.h"
16
17PXR_NAMESPACE_OPEN_SCOPE
18
19
20class UsdGeomSphere;
21
27{
28public:
30
31 // Number of radial segments about the Z axis.
32 static constexpr size_t numRadial = 10;
33 // Number of divisions along the Z axis.
34 static constexpr size_t numAxial = 10;
35
38 {}
39 USDIMAGING_API
40 ~UsdImagingSphereAdapter() override;
41
42 // ---------------------------------------------------------------------- //
44 // ---------------------------------------------------------------------- //
45
46 USDIMAGING_API
47 TfTokenVector GetImagingSubprims(UsdPrim const& prim) override;
48
49 USDIMAGING_API
50 TfToken GetImagingSubprimType(
51 UsdPrim const& prim,
52 TfToken const& subprim) override;
53
54 USDIMAGING_API
55 HdContainerDataSourceHandle GetImagingSubprimData(
56 UsdPrim const& prim,
57 TfToken const& subprim,
58 const UsdImagingDataSourceStageGlobals &stageGlobals) override;
59
60 USDIMAGING_API
61 HdDataSourceLocatorSet InvalidateImagingSubprim(
62 UsdPrim const& prim,
63 TfToken const& subprim,
64 TfTokenVector const& properties,
65 UsdImagingPropertyInvalidationType invalidationType) override;
66
67 // ---------------------------------------------------------------------- //
69 // ---------------------------------------------------------------------- //
70
71 USDIMAGING_API
73 UsdPrim const& prim,
75 UsdImagingInstancerContext const* instancerContext = nullptr)
76 override;
77
78 USDIMAGING_API
79 bool IsSupported(UsdImagingIndexProxy const* index) const override;
80
81 USDIMAGING_API
82 HdDirtyBits ProcessPropertyChange(UsdPrim const& prim,
83 SdfPath const& cachePath,
84 TfToken const& propertyName) override;
85
86 // ---------------------------------------------------------------------- //
88 // ---------------------------------------------------------------------- //
90 USDIMAGING_API
92 UsdPrim const& prim,
93 SdfPath const& cachePath,
94 HdDirtyBits* timeVaryingBits,
95 UsdImagingInstancerContext const* instancerContext = nullptr)
96 const override;
97
98 // ---------------------------------------------------------------------- //
100 // ---------------------------------------------------------------------- //
101
102 USDIMAGING_API
104 SdfPath const& cachePath,
105 UsdTimeCode time) const override;
106
107 // Override the implemetation in GprimAdapter since we don't fetch the
108 // points attribute for implicit primitives.
109 USDIMAGING_API
111 UsdPrim const& prim,
112 UsdTimeCode time) const override;
113};
114
115
116PXR_NAMESPACE_CLOSE_SCOPE
117
118#endif // PXR_USD_IMAGING_USD_IMAGING_SPHERE_ADAPTER_H
Represents a set of data source locators closed under descendancy.
A path value used to locate objects in layers or scenegraphs.
Definition: path.h:274
Token for efficient comparison, assignment, and hashing of known strings.
Definition: token.h:71
Defines a primitive sphere centered at the origin.
Definition: sphere.h:44
This class is used as a context object with global stage information, that gets passed down to dataso...
Delegate support for UsdGeomGrims.
Definition: gprimAdapter.h:32
This proxy class exposes a subset of the private Delegate API to PrimAdapters.
Definition: indexProxy.h:30
Delegate support for UsdGeomSphere.
Definition: sphereAdapter.h:27
USDIMAGING_API void TrackVariability(UsdPrim const &prim, SdfPath const &cachePath, HdDirtyBits *timeVaryingBits, UsdImagingInstancerContext const *instancerContext=nullptr) const override
Thread Safe.
USDIMAGING_API VtValue GetTopology(UsdPrim const &prim, SdfPath const &cachePath, UsdTimeCode time) const override
Gets the topology object of a specific Usd prim.
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.
USDIMAGING_API VtValue GetPoints(UsdPrim const &prim, UsdTimeCode time) const override
Give derived classes an opportunity to override how we get points for a prim.
USDIMAGING_API HdDirtyBits ProcessPropertyChange(UsdPrim const &prim, SdfPath const &cachePath, TfToken const &propertyName) override
Returns a bit mask of attributes to be updated, or HdChangeTracker::AllDirty if the entire prim must ...
UsdPrim is the sole persistent scenegraph object on a UsdStage, and is the embodiment of a "Prim" as ...
Definition: prim.h:117
Represent a time value, which may be either numeric, holding a double value, or a sentinel value UsdT...
Definition: timeCode.h:67
Provides a container which may hold any type, and provides introspection and iteration over array typ...
Definition: value.h:147
Object used by instancer prim adapters to pass along context about the instancer and instance prim to...
std::vector< TfToken > TfTokenVector
Convenience types.
Definition: token.h:440