Unreal Engine 4.26 Documentation

Unreal Engine 4.27 Documentation

Unreal Engine 5.0 Documentation

Unreal Engine 5.1 Documentation

Unreal Engine 5.2 Documentation

Unreal Engine 5.3 Documentation

> Unreal Engine API Reference > Runtime > Engine > Matinee > UInterpTrackBoolProp

Light Theme

Dark Theme

UInterpTrackBoolProp

Windows

MacOS

Linux

Inheritance Hierarchy

UObjectBase

UObjectBaseUtility

UObject

UInterpTrack

UInterpTrackBoolProp

References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Classes/Matinee/InterpTrackBoolProp.h
Include	#include "Matinee/InterpTrackBoolProp.h"

Syntax

class UInterpTrackBoolProp : public UInterpTrack

Variables

		Name	Description
	TArray< struct ...	BoolTrack	Array of booleans to set.
	FName	PropertyName	Name of property in Group AActor which this track will modify over time.

Constructors

	Name	Description
	UInterpTrackBoolProp ( const FObjectInitializer& ObjectIn... )

Overridden from UInterpTrack

	Name	Description
int32	AddKeyframe ( float Time, UInterpTrackInst* TrInst, EInterpCurveMode InitInterpMode )	Adds a keyframe at the given time to the track.
bool	AllowStaticActors()
bool	CanAddKeyframe ( UInterpTrackInst* TrackInst )	Can a keyframe be added to the track?
int32	DuplicateKeyframe ( int32 KeyIndex, float NewKeyTime, UInterpTrack* ToTrack )	Duplicates the given key.
bool	GetClosestSnapPosition ( float InPosition, TArray< int32 >& IgnoreKeys, float& OutPosition )	Gets the position of the closest key with snapping incorporated.
const FStrin...	GetEdHelperClassName()	Get the name of the class used to help out when adding tracks, keys, etc. in UnrealEd.
int32	GetKeyframeIndex ( float KeyTime )	Get the index of the keyframe with the given time.
float	GetKeyframeTime ( int32 KeyIndex )	Get the time of the keyframe with the given index.
int32	GetNumKeyframes()
const FStrin...	GetSlateHelperClassName()	Get the name of the class used to help out when adding tracks, keys, etc. in Slate.
void	GetTimeRange ( float& StartTime, float& EndTime )	Gathers the range that spans all keyframes.
float	GetTrackEndTime()
UTexture2D &...	GetTrackIcon()
void	PreviewUpdateTrack ( float NewPosition, UInterpTrackInst* TrInst )	Updates the instance of this track based on the new position. This is for editor preview.
void	RemoveKeyframe ( int32 KeyIndex )	Removes the given key from the array of keys in the track.
int32	SetKeyframeTime ( int32 KeyIndex, float NewKeyTime, bool bUpdateOrder )	Changes the time of the given key with the new given time.
void	UpdateKeyframe ( int32 KeyIndex, UInterpTrackInst* TrInst )	Changes the value of an existing keyframe.
void	UpdateTrack ( float NewPosition, UInterpTrackInst* TrInst, bool bJump )	Updates the instance of this track based on the new position.

Help shape the future of Unreal Engine documentation! Tell us how we're doing so we can serve you better.

Take our survey

Dismiss