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  3. FRHIGPUTextureReadback

FRHIGPUTextureReadback

Texture readback implementation.

API > API/Runtime > API/Runtime/RHI

Texture readback implementation.

   
Name FRHIGPUTextureReadback
Type class
Header File /Engine/Source/Runtime/RHI/Public/RHIGPUReadback.h
Include Path #include "RHIGPUReadback.h"

Syntax

class FRHIGPUTextureReadback : public FRHIGPUMemoryReadback

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

FRHIGPUTextureReadback ( FName RequestName
)

   RHIGPUReadback.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
DestinationStagingTextures FTextureRHIRef   RHIGPUReadback.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void EnqueueCopy ( FRHICommandList& RHICmdList,
FRHITexture* SourceTexture,
FResolveRect Rect,
uint32 SourceSlice
)

   RHIGPUReadback.h  

uint64 GetGPUSizeBytes()

   RHIGPUReadback.h  

void * Lock ( int32& OutRowPitchInPixels,
int32* OutBufferHeight
)

   RHIGPUReadback.h  

void LockTexture ( FRHICommandListImmediate& RHICmdList,
void*& OutBufferPtr,
int32& OutRowPitchInPixels
)

   RHIGPUReadback.h  

Overridden from FRHIGPUMemoryReadback

Name Remarks Include Path Unreal Specifiers

virtual void EnqueueCopy ( FRHICommandList& RHICmdList,
FRHIBuffer* SourceBuffer,
uint32 NumBytes
)

 Copy the current state of the resource to the readback data. RHIGPUReadback.h  

virtual void EnqueueCopy ( FRHICommandList& RHICmdList,
FRHITexture* SourceTexture,
const FIntVector& SourcePosition,
uint32 SourceSlice,
const FIntVector& Size
)

   RHIGPUReadback.h  

virtual void * Lock ( uint32 NumBytes
)

   RHIGPUReadback.h  

virtual void Unlock()

 Signals that the host is finished reading from the backing buffer. RHIGPUReadback.h  

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