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drawItem.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:
7 // Section 6. Trademarks. is deleted and replaced with:
8 //
9 // 6. Trademarks. This License does not grant permission to use the trade
10 // names, trademarks, service marks, or product names of the Licensor
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.
13 //
14 // You may obtain a copy of the Apache License at
15 //
16 // http://www.apache.org/licenses/LICENSE-2.0
17 //
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19 // distributed under the Apache License with the above modification is
20 // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
21 // KIND, either express or implied. See the Apache License for the specific
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23 //
24 #ifndef HDST_DRAW_ITEM_H
25 #define HDST_DRAW_ITEM_H
26 
27 #include "pxr/pxr.h"
28 #include "pxr/imaging/hdSt/api.h"
29 #include "pxr/imaging/hd/drawItem.h"
30 
31 PXR_NAMESPACE_OPEN_SCOPE
32 
33 
34 class HdRenderIndex;
35 typedef boost::shared_ptr<class HdSt_GeometricShader> HdSt_GeometricShaderSharedPtr;
36 typedef boost::shared_ptr<class HdStShaderCode> HdStShaderCodeSharedPtr;
37 
38 class HdStDrawItem : public HdDrawItem {
39 public:
40  HF_MALLOC_TAG_NEW("new HdStDrawItem");
41 
42  HDST_API
43  HdStDrawItem(HdRprimSharedData const *sharedData);
44 
45  HDST_API
46  ~HdStDrawItem();
47 
48  void SetGeometricShader(HdSt_GeometricShaderSharedPtr const &shader) {
49  _geometricShader = shader;
50  }
51 
52  HdSt_GeometricShaderSharedPtr const &GetGeometricShader() const {
53  return _geometricShader;
54  }
55 
56  HdStShaderCodeSharedPtr const &GetMaterialShader() const {
57  return _materialShader;
58  }
59 
60  void SetMaterialShader(HdStShaderCodeSharedPtr const &shader) {
61  _materialShader = shader;
62  }
63 
67  void SetMaterialShaderFromRenderIndex(
68  const HdRenderIndex &renderIndex,
69  const SdfPath &materialId,
70  std::string mixinSource = std::string());
71 
72 protected:
73  size_t _GetBufferArraysHash() const override;
74 
75 private:
76  HdSt_GeometricShaderSharedPtr _geometricShader;
77  HdStShaderCodeSharedPtr _materialShader;
78 };
79 
80 
81 PXR_NAMESPACE_CLOSE_SCOPE
82 
83 #endif //HDST_DRAW_ITEM_H
The Hydra render index is a flattened representation of the client scene graph, which may be composed...
Definition: renderIndex.h:119
A path value used to locate objects in layers or scenegraphs.
Definition: path.h:287
A draw item is a light-weight representation of an HdRprim&#39;s resources and material to be used for re...
Definition: drawItem.h:66
virtual HD_API size_t _GetBufferArraysHash() const
Allows derived classes to return a hash of the versions of buffers they manage.