FMovieSceneSpawnRegister

Class responsible for managing spawnables in a movie scene

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Inheritance Hierarchy

References

Module

MovieScene

Header

/Engine/Source/Runtime/MovieScene/Public/MovieSceneSpawnRegister.h

Include

#include "MovieSceneSpawnRegister.h"

Syntax

class FMovieSceneSpawnRegister : public TSharedFromThis< FMovieSceneSpawnRegister >

Remarks

Class responsible for managing spawnables in a movie scene

Variables

Name Description

Protected variable

TMap< FMovieSce...

 

Register

Register of spawned objects

Destructors

Name Description

Public function Virtual

~FMovieSceneSpawnRegister()

Virtual destructor

Functions

Name Description

Public function Virtual Const

bool

 

CanConvertSpawnableToPossessable

(
    FMovieSceneSpawnable& Spawnable
)

Check whether the specified Spawnable can become a Possessable.

Public function Virtual Const

bool

 

CanSpawnObject

(
    UClass* InClass
)

Whether this class is supported as a spawnable

Public function

void

 

CleanUp

(
    IMovieScenePlayer& Player
)

Called to indiscriminately clean up any spawned objects

Public function

void

 

CleanUpSequence

(
    FMovieSceneSequenceIDRef TemplateID,
    IMovieScenePlayer& Player
)

Called to clean up any non-externally owned spawnables that were spawned from the specified instance

Public function Virtual

TValueOrErro...

 

CreateNewSpawnableType

(
    UObject& SourceObject,
    UMovieScene& OwnerMovieScene,
    UActorFactory* ActorFactory
)

Create a new spawnable type from the given source object

Public function

void

 

DestroyObjectDirectly

(
    UObject& InObject
)

Destroy a specific previously spawned object, where its binding ID and sequence ID is not known.

Public function

void

 

DestroyObjectsByPredicate

(
    IMovieScenePlayer& Player,
    const TFunctionRef< bool...
)

Destroy spawned objects using a custom predicate

Public function

bool

 

DestroySpawnedObject

(
    const FGuid& BindingId,
    FMovieSceneSequenceIDRef TemplateID,
    IMovieScenePlayer& Player
)

Destroy a specific previously spawned object

Protected function

void

 

DestroySpawnedObject

(
    UObject& Object
)

Destroy a specific previously spawned object

Public function Const

TWeakObjectP...

 

FindSpawnedObject

(
    const FGuid& BindingId,
    FMovieSceneSequenceIDRef TemplateID
)

Attempt to find a previously spawned object represented by the specified object and template IDs

Public function

void

 

ForgetExternallyOwnedSpawnedObjects

(
    FMovieSceneEvaluationState& State,
    IMovieScenePlayer& Player
)

Purge any memory of any objects that are considered externally owned

Public function Virtual

void

 

HandleConvertPossessableToSpawnable

(
    UObject* OldObject,
    IMovieScenePlayer& Player,
    TOptional< FTransformData >& OutTr...
)

Called to handle cleanup of objects when we convert a possessable to a spawnable object

Public function

void

 

OnSequenceExpired

(
    FMovieSceneSequenceIDRef TemplateID,
    IMovieScenePlayer& Player
)

Called when the current time has moved beyond the specified sequence's play range

Protected function Virtual

void

 

PreDestroyObject

(
    UObject& Object,
    const FGuid& BindingId,
    FMovieSceneSequenceIDRef TemplateID
)

Called right before a spawned object with the specified ID and template ID is destroyed

Public function Virtual

void

 

SaveDefaultSpawnableState

(
    FMovieSceneSpawnable& Spawnable,
    FMovieSceneSequenceIDRef TemplateID,
    IMovieScenePlayer& Player
)

Called to save the default state of the specified spawnable

Public function Virtual

void

 

SetupDefaultsForSpawnable

(
    UObject* SpawnedObject,
    const FGuid& Guid,
    const TOptional< FTransformData >&...,
    TSharedRef< ISequencer > Sequencer,
    USequencerSettings* Settings
)

Setup a new spawnable object with some default tracks and keys

Protected function

UObject *...

 

SpawnObject

(
    FMovieSceneSpawnable& Spawnable,
    FMovieSceneSequenceIDRef TemplateID,
    IMovieScenePlayer& Player
)

Spawn an object for the specified GUID, from the specified sequence instance.

Public function

UObject *...

 

SpawnObject

(
    const FGuid& BindingId,
    UMovieScene& MovieScene,
    FMovieSceneSequenceIDRef Template,
    IMovieScenePlayer& Player
)

Spawn an object for the specified GUID, from the specified sequence instance.

Classes

Name

Description

Protected struct

FMovieSceneSpawnRegisterKey

Helper key type for mapping a guid and sequence instance to a specific value

Protected struct

FSpawnedObject

Structure holding information pertaining to a spawned object
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