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textureHandle.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
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
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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
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23 
24 #ifndef GLF_TEXTURE_HANDLE_H
25 #define GLF_TEXTURE_HANDLE_H
26 
28 
29 #include "pxr/pxr.h"
30 #include "pxr/imaging/glf/api.h"
31 #include "pxr/imaging/glf/texture.h"
32 
33 #include "pxr/imaging/garch/gl.h"
34 
35 #include "pxr/base/tf/declarePtrs.h"
36 #include "pxr/base/tf/refPtr.h"
37 #include "pxr/base/tf/weakPtr.h"
38 
39 #include <string>
40 #include <map>
41 
42 PXR_NAMESPACE_OPEN_SCOPE
43 
44 
45 TF_DECLARE_WEAK_AND_REF_PTRS(GlfTextureHandle);
46 
47 class GlfTextureHandle : public TfRefBase, public TfWeakBase {
48 public:
49  GLF_API
50  static GlfTextureHandleRefPtr New(GlfTextureRefPtr texture);
51 
52  GLF_API
53  virtual ~GlfTextureHandle();
54 
55  GlfTexturePtr GetTexture() {
56  return _texture;
57  }
58 
59  GLF_API
60  void AddMemoryRequest(size_t targetMemory);
61 
62  GLF_API
63  void DeleteMemoryRequest(size_t targetMemory);
64 
65 protected:
66  GLF_API
67  GlfTextureHandle(GlfTextureRefPtr texture);
68 
69  GlfTextureRefPtr _texture;
70 
71  GLF_API
72  void _ComputeMemoryRequirement();
73 
74  // requested memory map
75  std::map<size_t, size_t> _requestedMemories;
76 };
77 
78 
79 PXR_NAMESPACE_CLOSE_SCOPE
80 
81 #endif
#define TF_DECLARE_WEAK_AND_REF_PTRS(type)
Define standard weak, ref, and vector pointer types.
Definition: declarePtrs.h:89
Enable a concrete base class for use with TfRefPtr.
Definition: refBase.h:72
Enable a concrete base class for use with TfWeakPtr.
Definition: weakBase.h:142