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uniformBlock.h
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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
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24 #ifndef PXR_IMAGING_GLF_UNIFORM_BLOCK_H
25 #define PXR_IMAGING_GLF_UNIFORM_BLOCK_H
26 
28 
29 #include "pxr/pxr.h"
30 #include "pxr/imaging/glf/api.h"
31 #include "pxr/imaging/garch/glApi.h"
33 #include "pxr/base/tf/refBase.h"
34 #include "pxr/base/tf/weakBase.h"
35 #include <string>
36 
37 PXR_NAMESPACE_OPEN_SCOPE
38 
39 
41 TF_DECLARE_WEAK_PTRS(GlfBindingMap);
42 
47 class GlfUniformBlock : public TfRefBase, public TfWeakBase {
48 public:
49 
51  GLF_API
52  static GlfUniformBlockRefPtr New(char const *label = nullptr);
53 
54  GLF_API
55  virtual ~GlfUniformBlock();
56 
58  GLF_API
59  void Bind(GlfBindingMapPtr const & bindingMap,
60  std::string const & identifier);
61 
64  GLF_API
65  void Update(const void *data, int size);
66 
67 protected:
68  GLF_API
69  GlfUniformBlock(char const *label);
70 
71 private:
72  GLuint _buffer;
73  int _size;
74  std::string _debugLabel;
75 };
76 
77 
78 PXR_NAMESPACE_CLOSE_SCOPE
79 
80 #endif
#define TF_DECLARE_WEAK_PTRS(type)
Define standard weak pointer types.
Definition: declarePtrs.h:62
Standard pointer typedefs.
#define TF_DECLARE_WEAK_AND_REF_PTRS(type)
Define standard weak, ref, and vector pointer types.
Definition: declarePtrs.h:89
GLF_API void Bind(GlfBindingMapPtr const &bindingMap, std::string const &identifier)
Binds the uniform buffer using a bindingMap and identifier.
Enable a concrete base class for use with TfRefPtr.
Definition: refBase.h:71
GLF_API void Update(const void *data, int size)
Updates the content of the uniform buffer.
Manages a GL uniform buffer object.
Definition: uniformBlock.h:47
static GLF_API GlfUniformBlockRefPtr New(char const *label=nullptr)
Returns a new instance.
Enable a concrete base class for use with TfWeakPtr.
Definition: weakBase.h:141