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> Unreal Engine API Reference > Plugins > NiagaraEditor > ViewModels > Stack > FNiagaraStackGraphUtilities::GetStackFunctionInputAndOutputVariables

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FNiagaraStackGraphUtilities::GetStackFunctionInputAndOutputVariables

Gather a stack function's input and output variables.

Windows

MacOS

Linux

References

Module	NiagaraEditor
Header	/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/Stack/NiagaraStackGraphUtilities.h
Include	#include "ViewModels/Stack/NiagaraStackGraphUtilities.h"
Source	/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Private/ViewModels/Stack/NiagaraStackGraphUtilities.cpp

Syntax

namespace FNiagaraStackGraphUtilities
{
    bool FNiagaraStackGraphUtilities::GetStackFunctionInputAndOutputVariables
    (
        UNiagaraNodeFunctionCall & FunctionCallNode,
        FCompileConstantResolver ConstantResolver,
        TArray< FNiagaraVariable > & OutVariables,
        TArray< FNiagaraVariable > & OutVariablesWithOriginalAliasesIntact
    )
}

Remarks

Gather a stack function's input and output variables. Returns false if stack function does not have valid parameter map history build (e.g. no parameter map pin connected to output node of dynamic input script.)

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