void UMovieScene3DAttachTrack::AddConstraint(float KeyTime, float ConstraintEndTime, const FGuid& ConstraintId)
{
// add the section
UMovieScene3DAttachSection* NewSection = NewObject<UMovieScene3DAttachSection>(this);
NewSection->AddAttach(KeyTime, ConstraintEndTime, ConstraintId);
NewSection->InitialPlacement( ConstraintSections, KeyTime, ConstraintEndTime, SupportsMultipleRows() );
ConstraintSections.Add(NewSection);
}
UMovieSceneSection* UMovieScene3DAttachTrack::CreateNewSection()
{
UMovieScene3DAttachSection* NewSection = NewObject<UMovieScene3DAttachSection>(this);
NewSection->SetFlags(RF_Transactional);
ConstraintSections.Add(NewSection);
return NewSection;
}
void UMovieScene3DAttachTrack::AddConstraint(float KeyTime, float ConstraintEndTime, const FName SocketName, const FName ComponentName, const FGuid& ConstraintId)
{
// add the section
UMovieScene3DAttachSection* NewSection = NewObject<UMovieScene3DAttachSection>(this);
NewSection->SetFlags(RF_Transactional);
NewSection->AddAttach(KeyTime, ConstraintEndTime, ConstraintId);
NewSection->InitialPlacement( ConstraintSections, KeyTime, ConstraintEndTime, SupportsMultipleRows() );
NewSection->AttachSocketName = SocketName;
NewSection->AttachComponentName = ComponentName;
ConstraintSections.Add(NewSection);
}
void FMovieScene3DAttachTrackInstance::UpdateConstraint( float Position, const TArray<TWeakObjectPtr<UObject>>& RuntimeObjects, AActor* Actor, UMovieScene3DConstraintSection* ConstraintSection )
{
FVector Translation;
FRotator Rotation;
UMovieScene3DAttachSection* AttachSection = CastChecked<UMovieScene3DAttachSection>(ConstraintSection);
for( int32 ObjIndex = 0; ObjIndex < RuntimeObjects.Num(); ++ObjIndex )
{
USceneComponent* SceneComponent = MovieSceneHelpers::SceneComponentFromRuntimeObject(RuntimeObjects[ObjIndex].Get());
if (SceneComponent != nullptr)
{
AttachSection->Eval(SceneComponent, Position, Actor, Translation, Rotation);
// Set the relative translation and rotation. Note they are set once instead of individually to avoid a redundant component transform update.
SceneComponent->SetRelativeLocationAndRotation(Translation, Rotation);
}
}
}
void F3DAttachTrackEditor::ActorSocketPicked(const FName SocketName, AActor* ParentActor, FGuid ObjectGuid, UMovieSceneSection* Section)
{
if (ObjectGuid.IsValid())
{
TArray<UObject*> OutObjects;
GetSequencer()->GetRuntimeObjects( GetSequencer()->GetFocusedMovieSceneSequenceInstance(), ObjectGuid, OutObjects);
AnimatablePropertyChanged( FOnKeyProperty::CreateRaw( this, &F3DAttachTrackEditor::AddKeyInternal, OutObjects, SocketName, ParentActor) );
}
else if (Section != nullptr)
{
const FScopedTransaction Transaction(LOCTEXT("UndoSetAttach", "Set Attach"));
UMovieScene3DAttachSection* AttachSection = (UMovieScene3DAttachSection*)(Section);
FGuid ActorId = FindOrCreateHandleToObject(ParentActor).Handle;
if (ActorId.IsValid())
{
AttachSection->SetConstraintId(ActorId);
AttachSection->AttachSocketName = SocketName;
}
}
}