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extComputation.h
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1 //
2 // Copyright 2018 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:
7 // Section 6. Trademarks. is deleted and replaced with:
8 //
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
12 // the License and to reproduce the content of the NOTICE file.
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14 // You may obtain a copy of the Apache License at
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24 #ifndef PXR_IMAGING_HD_ST_EXT_COMPUTATION_H
25 #define PXR_IMAGING_HD_ST_EXT_COMPUTATION_H
26 
27 #include "pxr/pxr.h"
28 #include "pxr/imaging/hdSt/api.h"
30 #include "pxr/usd/sdf/path.h"
31 #include "pxr/base/vt/value.h"
32 
33 #include <vector>
34 
36 
37 class HdSceneDelegate;
38 using HdBufferArrayRangeSharedPtr = std::shared_ptr<class HdBufferArrayRange>;
39 
40 /// \class HdStExtComputation
41 ///
42 /// Specialization of HdExtComputation which manages inputs as GPU resources.
43 ///
45 public:
46  /// Construct a new ExtComputation identified by id.
47  HDST_API
48  HdStExtComputation(SdfPath const &id);
49 
50  HDST_API
51  virtual ~HdStExtComputation() = default;
52 
53  HDST_API
54  virtual void Sync(HdSceneDelegate *sceneDelegate,
55  HdRenderParam *renderParam,
56  HdDirtyBits *dirtyBits) override;
57 
58  HDST_API
60  return _inputRange;
61  }
62 
63 private:
64  // No default construction or copying
65  HdStExtComputation() = delete;
66  HdStExtComputation(const HdStExtComputation &) = delete;
67  HdStExtComputation &operator =(const HdStExtComputation &) = delete;
68 
69  HdBufferArrayRangeSharedPtr _inputRange;
70 };
71 
73 
74 #endif // PXR_IMAGING_HD_ST_EXT_COMPUTATION_H
HDST_API HdBufferArrayRangeSharedPtr const & GetInputRange() const
uint32_t HdDirtyBits
Definition: types.h:127
virtual HDST_API ~HdStExtComputation()=default
Definition: path.h:288
PXR_NAMESPACE_CLOSE_SCOPE PXR_NAMESPACE_OPEN_SCOPE
Definition: path.h:1346
#define HDST_API
Definition: api.h:40
#define PXR_NAMESPACE_CLOSE_SCOPE
Definition: pxr.h:91
std::shared_ptr< HdBufferArrayRange > HdBufferArrayRangeSharedPtr
Definition: bufferArray.h:45
virtual HDST_API void Sync(HdSceneDelegate *sceneDelegate, HdRenderParam *renderParam, HdDirtyBits *dirtyBits) override