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bufferResource.h
1 //
2 // Copyright 2016 Pixar
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5 // with the following modification; you may not use this file except in
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24 #ifndef HD_BUFFER_RESOURCE_H
25 #define HD_BUFFER_RESOURCE_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/resource.h"
31 #include "pxr/imaging/hd/types.h"
32 
33 #include "pxr/base/tf/token.h"
34 
35 #include <boost/shared_ptr.hpp>
36 #include <cstddef>
37 #include <utility>
38 #include <vector>
39 
40 PXR_NAMESPACE_OPEN_SCOPE
41 
42 
43 class HdBufferResource;
44 
45 typedef boost::shared_ptr<HdBufferResource> HdBufferResourceSharedPtr;
46 
47 typedef std::vector<
48  std::pair<TfToken, HdBufferResourceSharedPtr> > HdBufferResourceNamedList;
49 
54 class HdBufferResource : public HdResource {
55 public:
56  HD_API
57  HdBufferResource(TfToken const &role,
58  HdTupleType tupleType,
59  int offset,
60  int stride);
61  HD_API
62  ~HdBufferResource();
63 
65  HdTupleType GetTupleType() const { return _tupleType; }
66 
68  int GetOffset() const {return _offset;}
69 
71  int GetStride() const {return _stride;}
72 
73 protected:
74  HdTupleType _tupleType;
75  int _offset;
76  int _stride;
77 };
78 
79 
80 PXR_NAMESPACE_CLOSE_SCOPE
81 
82 #endif //HD_BUFFER_RESOURCE_H
HdTupleType represents zero, one, or more values of the same HdType.
Definition: types.h:239
int GetOffset() const
Returns the interleaved offset (in bytes) of this data.
A specific type of HdResource (GPU resource) representing a buffer object.
Token for efficient comparison, assignment, and hashing of known strings.
Definition: token.h:89
HdTupleType GetTupleType() const
Data type and count.
int GetStride() const
Returns the stride (in bytes) of underlying buffer.
Base class for all GPU resource objects.
Definition: resource.h:46