void
DrawClearQuadMRT
( FRHICommandList& RHICmdList, bool bClearColor, int32 NumClearColors, const FLinearColor* ClearColor..., bool bClearDepth, float Depth, bool bClearStencil, uint32 Stencil)
( FRHICommandList& RHICmdList, bool bClearColor, int32 NumClearColors, const FLinearColor* ClearColor..., bool bClearDepth, float Depth, bool bClearStencil, uint32 Stencil, FClearQuadCallbacks ClearQuadCallba...)
( FRHICommandList& RHICmdList, bool bClearColor, int32 NumClearColors, const FLinearColor* ClearColor..., bool bClearDepth, float Depth, bool bClearStencil, uint32 Stencil, FIntPoint ViewSize, FIntRect ExcludeRect)