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> Unreal Engine API Reference > Runtime > RHI > FRHIGPUMask

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FRHIGPUMask

A mask where each bit is a GPU index.

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References

Module	RHI
Header	/Engine/Source/Runtime/RHI/Public/MultiGPU.h
Include	#include "MultiGPU.h"

Syntax

struct FRHIGPUMask

Remarks

A mask where each bit is a GPU index. Can not be empty so that non SLI platforms can optimize it to be always 1.

Constructors

	Name	Description
	FRHIGPUMask()

Functions

		Name	Description
	const FRHIGP...	All()
	bool	Contains ( uint32 GPUIndex )
	bool	ContainsAll ( const FRHIGPUMask& Rhs )
	const FRHIGP...	FilterGPUsBefore ( uint32 GPUIndex )
	FRHIGPUMask	FromIndex ( uint32 GPUIndex )
	uint32	GetFirstIndex()
	uint32	GetLastIndex()
	uint32	GetNative()
	const FRHIGP...	GPU0()
	bool	HasSingleIndex()
	bool	Intersects ( const FRHIGPUMask& Rhs )
	uint32	ToIndex()

Operators

		Name	Description
	bool	operator!= ( const FRHIGPUMask& Rhs )
	FRHIGPUMask	operator& ( const FRHIGPUMask& Rhs )
	void	operator&= ( const FRHIGPUMask& Rhs )
	FRHIGPUMask	operator\| ( const FRHIGPUMask& Rhs )
	void	operator\|= ( const FRHIGPUMask& Rhs )
	bool	operator== ( const FRHIGPUMask& Rhs )

Classes

	Name	Description
	FIterator