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blitCmds.h
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1 //
2 // Copyright 2019 Pixar
3 //
4 // Licensed under the terms set forth in the LICENSE.txt file available at
5 // https://openusd.org/license.
6 //
7 #ifndef PXR_IMAGING_HGI_GL_BLIT_CMDS_H
8 #define PXR_IMAGING_HGI_GL_BLIT_CMDS_H
9 
10 #include "pxr/pxr.h"
12 #include "pxr/imaging/hgiGL/api.h"
13 #include "pxr/imaging/hgiGL/hgi.h"
14 
16 
17 
18 /// \class HgiGLBlitCmds
19 ///
20 /// OpenGL implementation of HgiBlitCmds.
21 ///
22 class HgiGLBlitCmds final : public HgiBlitCmds
23 {
24 public:
25  HGIGL_API
26  ~HgiGLBlitCmds() override;
27 
28  HGIGL_API
29  void PushDebugGroup(const char* label) override;
30 
31  HGIGL_API
32  void PopDebugGroup() override;
33 
34  HGIGL_API
35  void CopyTextureGpuToCpu(HgiTextureGpuToCpuOp const& copyOp) override;
36 
37  HGIGL_API
38  void CopyTextureCpuToGpu(HgiTextureCpuToGpuOp const& copyOp) override;
39 
40  HGIGL_API
41  void CopyBufferGpuToGpu(HgiBufferGpuToGpuOp const& copyOp) override;
42 
43  HGIGL_API
44  void CopyBufferCpuToGpu(HgiBufferCpuToGpuOp const& copyOp) override;
45 
46  HGIGL_API
47  void CopyBufferGpuToCpu(HgiBufferGpuToCpuOp const& copyOp) override;
48 
49  HGIGL_API
50  void CopyTextureToBuffer(HgiTextureToBufferOp const& copyOp) override;
51 
52  HGIGL_API
53  void CopyBufferToTexture(HgiBufferToTextureOp const& copyOp) override;
54 
55  HGIGL_API
56  void GenerateMipMaps(HgiTextureHandle const& texture) override;
57 
58  HGIGL_API
59  void FillBuffer(HgiBufferHandle const& buffer, uint8_t value) override;
60 
61  HGIGL_API
62  void InsertMemoryBarrier(HgiMemoryBarrier barrier) override;
63 
64 protected:
65  friend class HgiGL;
66 
67  HGIGL_API
68  HgiGLBlitCmds();
69 
70  HGIGL_API
71  bool _Submit(Hgi* hgi, HgiSubmitWaitType wait) override;
72 
73 private:
74  HgiGLBlitCmds & operator=(const HgiGLBlitCmds&) = delete;
75  HgiGLBlitCmds(const HgiGLBlitCmds&) = delete;
76 
77  HgiGLOpsVector _ops;
78  int _pushStack;
79 
80  // BlitCmds is used only one frame so storing multi-frame state here will
81  // not survive.
82 };
83 
85 
86 #endif
HGIGL_API void PopDebugGroup() override
Pop the lastest debug.
HGIGL_API void CopyTextureToBuffer(HgiTextureToBufferOp const &copyOp) override
Copy a texture resource into a buffer resource from GPU to GPU.
HGIGL_API void CopyTextureCpuToGpu(HgiTextureCpuToGpuOp const &copyOp) override
Copy new data from the CPU into a GPU texture.
HGIGL_API void CopyBufferCpuToGpu(HgiBufferCpuToGpuOp const &copyOp) override
GLuint GLsizei const GLchar * label
Definition: glcorearb.h:2545
GLsizei const GLfloat * value
Definition: glcorearb.h:824
HGIGL_API void FillBuffer(HgiBufferHandle const &buffer, uint8_t value) override
Fill a buffer with a constant value.
int HgiHandle< class HgiTexture > HgiTextureHandle
HGIGL_API void GenerateMipMaps(HgiTextureHandle const &texture) override
Generate mip maps for a texture.
GLuint buffer
Definition: glcorearb.h:660
HGIGL_API void CopyTextureGpuToCpu(HgiTextureGpuToCpuOp const &copyOp) override
HgiSubmitWaitType
Definition: enums.h:650
Definition: hgi.h:54
HgiBits HgiMemoryBarrier
Definition: enums.h:672
#define HGIGL_API
Definition: api.h:23
HGIGL_API bool _Submit(Hgi *hgi, HgiSubmitWaitType wait) override
HGIGL_API void CopyBufferToTexture(HgiBufferToTextureOp const &copyOp) override
Copy a buffer resource into a texture resource from GPU to GPU.
HGIGL_API void CopyBufferGpuToGpu(HgiBufferGpuToGpuOp const &copyOp) override
Copy a buffer resource from GPU to GPU.
*tasks wait()
Definition: hgi.h:93
HGIGL_API ~HgiGLBlitCmds() override
HGIGL_API void InsertMemoryBarrier(HgiMemoryBarrier barrier) override
PXR_NAMESPACE_CLOSE_SCOPE PXR_NAMESPACE_OPEN_SCOPE
Definition: path.h:1425
HGIGL_API void CopyBufferGpuToCpu(HgiBufferGpuToCpuOp const &copyOp) override
#define PXR_NAMESPACE_CLOSE_SCOPE
Definition: pxr.h:74
GLuint texture
Definition: glcorearb.h:415
HGIGL_API void PushDebugGroup(const char *label) override
Push a debug marker.
std::vector< HgiGLOpsFn > HgiGLOpsVector
Definition: hgi.h:26
HGIGL_API HgiGLBlitCmds()