FStackTracker | Unreal Engine 4.27 Documentation

References


Module	Core
Header	/Engine/Source/Runtime/Core/Public/Containers/StackTracker.h
Include	#include "Containers/StackTracker.h"

struct FStackTracker

Stack tracker. Used to identify callstacks at any point in the codebase.

	Type	Name	Description
		FStackTracker ( StackTrackerUpdateFn InUpdateFn, StackTrackerReportFn InReportFn, StackTrackerDeleteUserDataFn InDeleteUserDataFn, bool bInIsEnabled )	Constructor, initializing all member variables

Type	Name	Description
void	CaptureStackTrace ( int32 EntriesToIgnore, void* UserData, int32 StackLen, bool bLookupStringsForAliasRemoval )	Captures the current stack and updates stack tracking information.
void	DefaultDeleteUserDataFn ( void* UserData )
void	DumpStackTraces ( int32 StackThreshold, FOutputDevice& Ar, float SampleCountCorrectionFactor )	Dumps capture stack trace summary to the passed in log.
void	ResetTracking ()	Resets stack tracking.
void	ToggleTracking ()	Toggles tracking.
void	ToggleTracking ( bool bEnable, bool bSilent )	Toggles tracking.

	Type	Name	Description
	FCallStack	Helper structure to capture callstack addresses and stack count.

Name	Description
StackTrackerDeleteUserDataFn	Used to delete a provided userdata pointer e.g. call the correct destructor
StackTrackerReportFn	Used to optionally report information based on the current stack
StackTrackerUpdateFn	Used to optionally update the information currently stored with the callstack

Name	Description
MAX_BACKTRACE_DEPTH	Maximum number of backtrace depth.