Files
UnrealEngine/Engine/Source/Editor/UnrealEd/Private/Animation/EditorCompositeSection.cpp
2025-05-18 13:04:45 +08:00

67 lines
2.0 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
/*=============================================================================
AnimMontage.cpp: Montage classes that contains slots
=============================================================================*/
#include "Animation/EditorCompositeSection.h"
#include "Animation/AnimMetaData.h"
UEditorCompositeSection::UEditorCompositeSection(const FObjectInitializer& ObjectInitializer)
: Super(ObjectInitializer)
{
SectionIndex = INDEX_NONE;
}
// since meta data is instanced, they have to copied manually with correct Outer
// when we move between editor composite section and montage composite section
void CopyMetaData(FCompositeSection& Source, FCompositeSection& Dest, UObject* DestOuter)
{
const int32 TotalMetaData = Source.MetaData.Num();
Dest.MetaData.Reset(TotalMetaData);
Dest.MetaData.AddZeroed(TotalMetaData);
for (int32 Idx = 0; Idx < TotalMetaData; ++Idx)
{
UAnimMetaData* SourceMetaData = Source.MetaData[Idx];
if (SourceMetaData)
{
TSubclassOf<UAnimMetaData> SourceMetaDataClass = SourceMetaData->GetClass();
UAnimMetaData* NewMetaData = NewObject<UAnimMetaData>(DestOuter, SourceMetaDataClass, NAME_None, RF_NoFlags, SourceMetaData);
Dest.MetaData[Idx] = NewMetaData;
}
}
}
void UEditorCompositeSection::InitSection(int32 SectionIndexIn)
{
SectionIndex = SectionIndexIn;
if(UAnimMontage* Montage = Cast<UAnimMontage>(AnimObject))
{
if(Montage->CompositeSections.IsValidIndex(SectionIndex))
{
CompositeSection = Montage->CompositeSections[SectionIndex];
CopyMetaData(Montage->CompositeSections[SectionIndex], CompositeSection, this);
}
}
}
bool UEditorCompositeSection::ApplyChangesToMontage()
{
if(UAnimMontage* Montage = Cast<UAnimMontage>(AnimObject))
{
if(Montage->CompositeSections.IsValidIndex(SectionIndex))
{
CompositeSection.OnChanged(CompositeSection.GetTime());
Montage->CompositeSections[SectionIndex] = CompositeSection;
CopyMetaData(CompositeSection, Montage->CompositeSections[SectionIndex], Montage);
return true;
}
}
return false;
}