texture.h
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2 // Copyright 2019 Pixar
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24 #ifndef PXR_IMAGING_HGI_GL_TEXTURE_H
25 #define PXR_IMAGING_HGI_GL_TEXTURE_H
26 
27 #include "pxr/pxr.h"
28 #include "pxr/imaging/hgiGL/api.h"
29 #include "pxr/imaging/hgi/texture.h"
30 
32 #include "pxr/base/tf/weakBase.h"
33 
34 
35 PXR_NAMESPACE_OPEN_SCOPE
36 
38 
47 class HgiGLTexture final : public HgiTexture, public TfWeakBase
48 {
49 public:
50  HGIGL_API
51  ~HgiGLTexture() override;
52 
53  HGIGL_API
54  size_t GetByteSizeOfResource() const override;
55 
56  HGIGL_API
57  uint64_t GetRawResource() const override;
58 
60  uint32_t GetTextureId() const {return _textureId;}
61 
63  HGIGL_API
64  uint64_t GetBindlessHandle();
65 
66 protected:
67  friend class HgiGL;
68 
69  HGIGL_API
70  HgiGLTexture(HgiTextureDesc const & desc);
71 
72  HGIGL_API
73  HgiGLTexture(HgiTextureViewDesc const & desc);
74 
75 private:
76  HgiGLTexture() = delete;
77  HgiGLTexture & operator=(const HgiGLTexture&) = delete;
78  HgiGLTexture(const HgiGLTexture&) = delete;
79 
80  uint32_t _textureId;
81  uint64_t _bindlessHandle;
82 };
83 
84 
85 PXR_NAMESPACE_CLOSE_SCOPE
86 
87 #endif
#define TF_DECLARE_WEAK_PTRS(type)
Define standard weak pointer types.
Definition: declarePtrs.h:62
Standard pointer typedefs.
Describes the properties needed to create a GPU texture view from an existing GPU texture object.
Definition: texture.h:238
Describes the properties needed to create a GPU texture.
Definition: texture.h:107
OpenGL implementation of the Hydra Graphics Interface.
Definition: hgi.h:71
HGIGL_API uint64_t GetBindlessHandle()
Returns the bindless gpu handle (caller must verify extension support)
Represents a graphics platform independent GPU texture resource.
Definition: texture.h:160
HGIGL_API uint64_t GetRawResource() const override
This function returns the handle to the Hgi backend's gpu resource, cast to a uint64_t.
Represents a OpenGL GPU texture resource.
Definition: texture.h:47
HGIGL_API size_t GetByteSizeOfResource() const override
Returns the byte size of the GPU texture.
uint32_t GetTextureId() const
Returns the OpenGL id / name of the texture.
Definition: texture.h:60
Enable a concrete base class for use with TfWeakPtr.
Definition: weakBase.h:141