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API > API/Runtime > API/Runtime/OpenGLDrv > API/Runtime/OpenGLDrv/FOpenGLDynamicRHI
- FDynamicRHI::RHIMapStagingSurface()
- FOpenGLDynamicRHI::RHIMapStagingSurface()
References
| Module | OpenGLDrv |
| Header | /Engine/Source/Runtime/OpenGLDrv/Public/OpenGLDrv.h |
| Include | #include "OpenGLDrv.h" |
| Source | /Engine/Source/Runtime/OpenGLDrv/Private/OpenGLRenderTarget.cpp |
virtual void RHIMapStagingSurface
&40;
FRHITexture &42; Texture,
FRHIGPUFence &42; Fence,
void &42;& OutData,
int32 & OutWidth,
int32 & OutHeight,
uint32 GPUIndex
&41;
Remarks
Watch out for OutData to be 0 (can happen on DXGI_ERROR_DEVICE_REMOVED), don't call RHIUnmapStagingSurface in that case.