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points.h
1 //
2 // Copyright 2016 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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9 // 6. Trademarks. This License does not grant permission to use the trade
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11 // and its affiliates, except as required to comply with Section 4(c) of
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14 // You may obtain a copy of the Apache License at
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24 #ifndef PXR_IMAGING_HD_POINTS_H
25 #define PXR_IMAGING_HD_POINTS_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/rprim.h"
31 
32 PXR_NAMESPACE_OPEN_SCOPE
33 
40  HdPointsGeomStyle geomStyle = HdPointsGeomStyleInvalid)
41  : geomStyle(geomStyle)
42  {}
43 
44  bool IsEmpty() const {
45  return geomStyle == HdPointsGeomStyleInvalid;
46  }
47 
48  HdPointsGeomStyle geomStyle;
49 };
50 
53 class HdPoints: public HdRprim {
54 public:
55  HD_API
56  virtual ~HdPoints();
57 
58  HD_API
59  TfTokenVector const & GetBuiltinPrimvarNames() const override;
60 
62  HD_API
63  static void ConfigureRepr(TfToken const &reprName,
64  const HdPointsReprDesc &desc);
65 
66 protected:
69  HD_API
70  HdPoints(SdfPath const& id,
71  SdfPath const& instancerId = SdfPath());
72 
73  typedef _ReprDescConfigs<HdPointsReprDesc> _PointsReprConfig;
74 
75  HD_API
76  static _PointsReprConfig::DescArray _GetReprDesc(TfToken const &reprName);
77 
78 private:
79 
80  // Class can not be default constructed or copied.
81  HdPoints() = delete;
82  HdPoints(const HdPoints &) = delete;
83  HdPoints &operator =(const HdPoints &) = delete;
84 
85  static _PointsReprConfig _reprDescConfig;
86 };
87 
88 
89 PXR_NAMESPACE_CLOSE_SCOPE
90 
91 #endif // PXR_IMAGING_HD_POINTS_H
Descriptor to configure a drawItem for a repr.
Definition: points.h:38
Hydra Schema for a point cloud.
Definition: points.h:53
HD_API TfTokenVector const & GetBuiltinPrimvarNames() const override
Returns the names of built-in primvars, i.e.
Token for efficient comparison, assignment, and hashing of known strings.
Definition: token.h:87
The render engine state for a given rprim from the scene graph.
Definition: rprim.h:68
std::vector< TfToken > TfTokenVector
Convenience types.
Definition: token.h:431
A path value used to locate objects in layers or scenegraphs.
Definition: path.h:288
static HD_API void ConfigureRepr(TfToken const &reprName, const HdPointsReprDesc &desc)
Configure geometric style of drawItems for reprName.