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fieldResource.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 HDST_FIELD_RESOURCE_H
25 #define HDST_FIELD_RESOURCE_H
26 
27 #include "pxr/pxr.h"
28 #include "pxr/imaging/hd/enums.h"
29 #include "pxr/imaging/hdSt/api.h"
30 #include "pxr/imaging/hdSt/textureResource.h"
31 
32 #include "pxr/imaging/glf/vdbTexture.h"
33 #include "pxr/imaging/glf/textureHandle.h"
34 
35 #include "pxr/base/gf/bbox3d.h"
36 
37 PXR_NAMESPACE_OPEN_SCOPE
38 
39 typedef boost::shared_ptr<class HdStFieldResource> HdStFieldResourceSharedPtr;
40 
54 {
55 public:
56  HdStFieldResource(const GlfTextureHandleRefPtr &);
57 
58  HDST_API
59  ~HdStFieldResource() override;
60 
61  HDST_API HdTextureType GetTextureType() const override;
62  HDST_API size_t GetMemoryUsed() override;
63 
64  HDST_API GLuint GetTexelsTextureId() override;
65  HDST_API GLuint GetTexelsSamplerId() override;
66  HDST_API uint64_t GetTexelsTextureHandle() override;
67  HDST_API GLuint GetLayoutTextureId() override;
68  HDST_API uint64_t GetLayoutTextureHandle() override;
69 
74  HDST_API const GfBBox3d &GetBoundingBox() {
75  return _boundingBox;
76  }
77 
78 private:
79  HdStSimpleTextureResource _simpleTextureResource;
80 
81  const GLuint _textureId;
82  const GLuint _samplerId;
83  const uint64_t _glTextureHandle;
84 
85  const GfBBox3d _boundingBox;
86 };
87 
88 PXR_NAMESPACE_CLOSE_SCOPE
89 
90 #endif // HDST_FIELD_RESOURCE_H
HDST_API const GfBBox3d & GetBoundingBox()
Returns the transform of the grid in the OpenVDB file as well as the bounding box of the samples in t...
Definition: fieldResource.h:74
HdStSimpleTextureResource is a simple (non-drawtarget) texture.
HdStFieldResource.
Definition: fieldResource.h:53
HdStTextureResource is an interface to a GL-backed texture.
Basic type: arbitrarily oriented 3D bounding box.
Definition: bbox3d.h:84