virtual void CopyTexture_RenderThread ( [FRHICommandListImmediate](API\Runtime\RHI\FRHICommandListImmediate) & RHICmdList, FRHITexture2D * SrcTexture, FIntRect SrcRect, FRHITexture2D * DstTexture, FIntRect DstRect, bool bClearBlack, bool bNoAlpha ) const