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> Unreal Engine API Reference > Runtime > Engine > Matinee > UInterpTrackSound

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UInterpTrackSound

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Inheritance Hierarchy

UObjectBase

UObjectBaseUtility

UObject

UInterpTrack

UInterpTrackVectorBase

UInterpTrackSound

References

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

Syntax

class UInterpTrackSound : public UInterpTrackVectorBase

Variables

	Name	Description
uint32: 1	bAttach
uint32: 1	bContinueSoundOnMatineeEnd	If true, sounds on this track will not be forced to finish when the matinee sequence finishes.
uint32: 1	bPlaying	True if the sound should have been playing at any point.
uint32: 1	bPlayOnReverse	If set, sound plays only when playing the matinee in reverse instead of when the matinee plays forward
uint32: 1	bSuppressSubtitles	If true, don't show subtitles for sounds played by this track.
uint32: 1	bTreatAsDialogue	If true and track is controlling a pawn, makes the pawn "speak" the given audio.
TArray< struct ...	Sounds	Array of sounds to play at specific times.

Constructors

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

Functions

		Name	Description
	FSoundTrackK...	GetSoundTrackKeyAtPosition ( float InPosition )	Return the key at the specified position in the track.

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()
void	DrawTrack ( FCanvas* Canvas, UInterpGroup* Group, const FInterpTrackDrawParams& Para... )	Draw this track with the specified parameters
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	PreviewStopPlayback ( UInterpTrackInst* TrInst )	Called when playback is stopped in Matinee. Useful for stopping sounds etc.
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	SetTrackToSensibleDefault()	Set this track to sensible default values. Called when track is first created.
void	UpdateTrack ( float NewPosition, UInterpTrackInst* TrInst, bool bJump )	Updates the instance of this track based on the new position.

Overridden from UObject

		Name	Description
	void	PostLoad()	Do any object-specific cleanup required immediately after loading an object.

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