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> Unreal Engine API Reference > Runtime > NavigationSystem > FNavigationDataHandler > FNavigationDataHandler::UnregisterNavOctreeElement

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FNavigationDataHandler::UnregisterNavOctreeElement

Removes associated NavOctreeElement and invalidates associated pending updates.

Windows

MacOS

Linux

References

Module	NavigationSystem
Header	/Engine/Source/Runtime/NavigationSystem/Public/NavigationDataHandler.h
Include	#include "NavigationDataHandler.h"
Source	/Engine/Source/Runtime/NavigationSystem/Private/NavigationDataHandler.cpp

Syntax

bool UnregisterNavOctreeElement
(
    UObject & ElementOwner,
    INavRelevantInterface & ElementInterface,
    int32 UpdateFlags
)

Remarks

Removes associated NavOctreeElement and invalidates associated pending updates. Also removes object from the list of children of the NavigationParent, if any.

Returns

True if associated NavOctreeElement has been removed or pending update has been invalidated; false otherwise.

Parameters

Parameter	Description
ElementOwner	Object for which we must remove associated NavOctreeElement
ElementInterface	Object associated NavRelevantInterface to access NavigationParent when registered as children
UpdateFlags	Flags indicating in which context the method is called to allow/forbid certain operations

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