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> Unreal Engine API Reference > Plugins > Niagara > UNiagaraDataInterface > UNiagaraDataInterface::UpgradeFunctionCall

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UNiagaraDataInterface::UpgradeFunctionCall

Allows data interfaces the opportunity to rename / change the function signature and perform an upgrade.

Windows

MacOS

Linux

Override Hierarchy

UNiagaraDataInterface::UpgradeFunctionCall()

	UNiagaraDataInterfaceParticleRead::UpgradeFunctionCall()
	UNiagaraDataInterfaceMeshRendererInfo::UpgradeFunctionCall()
	UNiagaraDataInterfaceCamera::UpgradeFunctionCall()
	UNiagaraDataInterfaceArray::UpgradeFunctionCall()
	UNiagaraDataInterfaceLandscape::UpgradeFunctionCall()
	UNiagaraDataInterfaceCollisionQuery::UpgradeFunctionCall()
	UNiagaraDataInterfaceRenderTargetVolume::UpgradeFunctionCall()
	UNiagaraDataInterfaceRenderTargetCube::UpgradeFunctionCall()
	UNiagaraDataInterfaceRenderTarget2DArray::UpgradeFunctionCall()
	UNiagaraDataInterfaceRenderTarget2D::UpgradeFunctionCall()
	UNiagaraDataInterfaceGrid3DCollection::UpgradeFunctionCall()
	UNiagaraDataInterfaceGrid2DCollection::UpgradeFunctionCall()
	UNiagaraDataInterfaceSkeletalMesh::UpgradeFunctionCall()

References

Module	Niagara
Header	/Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraDataInterface.h
Include	#include "NiagaraDataInterface.h"

Syntax

virtual bool UpgradeFunctionCall
(
FNiagaraFunctionSignature & FunctionSignature
)

Remarks

Allows data interfaces the opportunity to rename / change the function signature and perform an upgrade. Return true if the signature was modified and we need to refresh the pins / name, etc.

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