106 lines
4.0 KiB
C++
106 lines
4.0 KiB
C++
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// Copyright Epic Games, Inc. All Rights Reserved.
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#include "Factories/FbxSkeletalMeshImportData.h"
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#include "Engine/SkeletalMesh.h"
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#include "UObject/Package.h"
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#include "UObject/EditorObjectVersion.h"
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UFbxSkeletalMeshImportData::UFbxSkeletalMeshImportData(const FObjectInitializer& ObjectInitializer)
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: Super(ObjectInitializer), bImportMeshesInBoneHierarchy(true)
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{
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bTransformVertexToAbsolute = true;
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bBakePivotInVertex = false;
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VertexColorImportOption = EVertexColorImportOption::Replace;
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LastImportContentType = EFBXImportContentType::FBXICT_All;
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}
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void UFbxSkeletalMeshImportData::Serialize(FArchive& Ar)
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{
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Super::Serialize(Ar);
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Ar.UsingCustomVersion(FEditorObjectVersion::GUID);
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// bComputeWeightedNormals default is true so old asset should have set to false.
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if (Ar.CustomVer(FEditorObjectVersion::GUID) < FEditorObjectVersion::ComputeWeightedNormals)
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{
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// Old asset are not using weighted normals
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bComputeWeightedNormals = false;
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}
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}
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UFbxSkeletalMeshImportData* UFbxSkeletalMeshImportData::GetImportDataForSkeletalMesh(USkeletalMesh* SkeletalMesh, UFbxSkeletalMeshImportData* TemplateForCreation)
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{
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check(SkeletalMesh);
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UFbxSkeletalMeshImportData* ImportData = Cast<UFbxSkeletalMeshImportData>(SkeletalMesh->GetAssetImportData());
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if (!ImportData)
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{
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ImportData = NewObject<UFbxSkeletalMeshImportData>(SkeletalMesh, NAME_None, RF_NoFlags, TemplateForCreation);
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// Try to preserve the source file data if possible
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if (SkeletalMesh->GetAssetImportData() != NULL)
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{
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ImportData->SourceData = SkeletalMesh->GetAssetImportData()->SourceData;
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}
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SkeletalMesh->SetAssetImportData(ImportData);
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}
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return ImportData;
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}
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bool UFbxSkeletalMeshImportData::CanEditChange(const FProperty* InProperty) const
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{
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bool bMutable = Super::CanEditChange(InProperty);
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UObject* Outer = GetOuter();
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if (Outer && bMutable)
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{
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// Let the FbxImportUi object handle the editability of our properties
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bMutable = Outer->CanEditChange(InProperty);
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}
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return bMutable;
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}
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bool UFbxSkeletalMeshImportData::GetImportContentFilename(FString& OutFilename, FString& OutFilenameLabel) const
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{
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if (SourceData.SourceFiles.Num() < 1)
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{
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OutFilename = FString();
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OutFilenameLabel = FString();
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return false;
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}
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int32 SourceIndex = ImportContentType == EFBXImportContentType::FBXICT_All ? 0 : ImportContentType == EFBXImportContentType::FBXICT_Geometry ? 1 :
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2;
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if (SourceData.SourceFiles.Num() > SourceIndex)
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{
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OutFilename = ResolveImportFilename(SourceData.SourceFiles[SourceIndex].RelativeFilename);
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OutFilenameLabel = SourceData.SourceFiles[SourceIndex].DisplayLabelName;
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return true;
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}
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OutFilename = ResolveImportFilename(SourceData.SourceFiles[0].RelativeFilename);
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OutFilenameLabel = SourceData.SourceFiles[0].DisplayLabelName;
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return true;
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}
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void UFbxSkeletalMeshImportData::AppendAssetRegistryTags(TArray<FAssetRegistryTag>& OutTags)
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{
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auto EFBXImportContentTypeToString = [](const EFBXImportContentType value) -> FString
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{
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switch (value)
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{
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case EFBXImportContentType::FBXICT_All:
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return TEXT("FBXICT_All");
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case EFBXImportContentType::FBXICT_Geometry:
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return TEXT("FBXICT_Geometry");
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case EFBXImportContentType::FBXICT_SkinningWeights:
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return TEXT("FBXICT_SkinningWeights");
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case EFBXImportContentType::FBXICT_MAX:
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return TEXT("FBXICT_MAX");
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}
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return TEXT("FBXICT_All");
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};
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FString EnumString = EFBXImportContentTypeToString(LastImportContentType);
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OutTags.Add(FAssetRegistryTag("LastImportContentType", EnumString, FAssetRegistryTag::TT_Hidden));
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Super::AppendAssetRegistryTags(OutTags);
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}
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