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> Unreal Engine API Reference > Plugins > NiagaraEditor > UNiagaraNodeCustomHlsl > UNiagaraNodeCustomHlsl::BuildParameterMapHistory

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UNiagaraNodeCustomHlsl::BuildParameterMapHistory

Adds the current node information to the parameter map history

Windows

MacOS

Linux

Override Hierarchy

UNiagaraNode::BuildParameterMapHistory()

UNiagaraNodeCustomHlsl::BuildParameterMapHistory()

References

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

Syntax

virtual void BuildParameterMapHistory
(
    FNiagaraParameterMapHistoryBuilder & OutHistory,
    bool bRecursive,
    bool bFilterForCompilation
) const

Remarks

Adds the current node information to the parameter map history

OutHistory The resulting history bRecursive If true then the history of all of this node's input pins will also be added bFilterForCompilation If true, some nodes like static switches or reroute nodes are jumped over. The ui usually sets this to false to follow all possible paths.

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