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volume.h
1 //
2 // Copyright 2019 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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24 #ifndef HDPRMAN_VOLUME_H
25 #define HDPRMAN_VOLUME_H
26 
27 #include "pxr/pxr.h"
28 #include "hdPrman/gprim.h"
29 #include "pxr/imaging/hd/field.h"
30 #include "pxr/imaging/hd/volume.h"
31 #include "pxr/imaging/hd/enums.h"
32 #include "pxr/imaging/hd/vertexAdjacency.h"
33 #include "pxr/base/gf/matrix4f.h"
34 
35 #include "Riley.h"
36 
37 PXR_NAMESPACE_OPEN_SCOPE
38 
39 class HdPrman_Field final : public HdField {
40 public:
41  HdPrman_Field(TfToken const& typeId, SdfPath const& id);
42  virtual void Sync(HdSceneDelegate *sceneDelegate,
43  HdRenderParam *renderParam,
44  HdDirtyBits *dirtyBits) override;
45  virtual void Finalize(HdRenderParam *renderParam) override;
46  virtual HdDirtyBits GetInitialDirtyBitsMask() const override;
47 private:
48  TfToken const _typeId;
49 };
50 
51 class HdPrman_Volume final : public HdPrman_Gprim<HdVolume> {
52 public:
53  typedef HdPrman_Gprim<HdVolume> BASE;
54 public:
55  HF_MALLOC_TAG_NEW("new HdPrman_Volume");
56  HdPrman_Volume(SdfPath const& id,
57  SdfPath const& instancerId = SdfPath());
58  virtual HdDirtyBits GetInitialDirtyBitsMask() const override;
59 protected:
60  virtual void
61  _ConvertGeometry(HdPrman_Context *context,
62  RixRileyManager *mgr,
63  HdSceneDelegate *sceneDelegate,
64  const SdfPath &id,
65  RtUString *primType,
66  std::vector<HdGeomSubset> *geomSubsets,
67  RixParamList* &primvars) override;
68 
69  virtual riley::MaterialId
70  _GetFallbackMaterial(HdPrman_Context *context) override {
71  return context->fallbackVolumeMaterial;
72  }
73 };
74 
75 PXR_NAMESPACE_CLOSE_SCOPE
76 
77 #endif // HDPRMAN_VOLUME_H
virtual HdDirtyBits GetInitialDirtyBitsMask() const =0
Returns the minimal set of dirty bits to place in the change tracker for use in the first sync of thi...
The HdRenderParam is an opaque (to core Hydra) handle, to an object that is obtained from the render ...
virtual void Sync(HdSceneDelegate *sceneDelegate, HdRenderParam *renderParam, HdDirtyBits *dirtyBits)=0
Synchronizes state from the delegate to this object.
Token for efficient comparison, assignment, and hashing of known strings.
Definition: token.h:89
Hydra schema for a USD field primitive.
Definition: field.h:52
Adapter class providing data exchange with the client scene graph.
A mix-in template that adds shared gprim behavior to support various HdRprim types.
Definition: gprim.h:50
A path value used to locate objects in layers or scenegraphs.
Definition: path.h:287
virtual HD_API void Finalize(HdRenderParam *renderParam)
Finalizes object resources.