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> Unreal Engine API Reference > Runtime > CoreUObject > UObject > FCoreUObjectDelegates > FTraceExternalRootsForReachabilityAnalysisDelegate

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FTraceExternalRootsForReachabilityAnalysisDelegate

Delegate type for reachability analysis external roots callback.

Windows

MacOS

Linux

Type

typedef TMulticastDelegate_ThreeParams< void, FGarbageCollectionTracer &, EObjectFlags, bool > FTraceExternalRootsForReachabilityAnalysisDelegate

References

Module	CoreUObject
Header	/Engine/Source/Runtime/CoreUObject/Public/UObject/UObjectGlobals.h
Include	#include "UObject/UObjectGlobals.h"

Remarks

Delegate type for reachability analysis external roots callback. First parameter is FGarbageCollectionTracer to use for tracing, second is flags with which objects should be kept alive regardless, third is whether to force single threading

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