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  3. UAssetImportData

UAssetImportData

Todo: Make this class better suited to multiple import paths - maybe have [FAssetImportInfo](API\Runtime\Engine\FAssetImportInfo) use a map rather than array?

API > API/Runtime > API/Runtime/Engine

Todo: Make this class better suited to multiple import paths - maybe have FAssetImportInfo use a map rather than array?

   
Name UAssetImportData
Type class
Header File /Engine/Source/Runtime/Engine/Classes/EditorFramework/AssetImportData.h
Include Path #include "EditorFramework/AssetImportData.h"

Syntax

UCLASS (EditInlineNew, MinimalAPI)  
class UAssetImportData : public UObject

Inheritance Hierarchy

Derived Classes

UAssetImportData derived class hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

UAssetImportData ( const FObjectInitializer& ObjectInitializer
)

   EditorFramework/AssetImportData.h  

Constants

Name Type Remarks Include Path
OnImportDataChanged FOnImportDataChanged Static event that is broadcast whenever any asset has updated its import data EditorFramework/AssetImportData.h

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
SourceData FAssetImportInfo Source file data describing the files that were used to import this asset. EditorFramework/AssetImportData.h
  • VisibleAnywhere
  • Category="File Path"

Functions

Public

Name Remarks Include Path Unreal Specifiers

void AddFileName ( const FString& InPath,
int32 Index,
FString SourceFileLabel
)

 Add a filename at the specific index. EditorFramework/AssetImportData.h  

virtual void AppendAssetRegistryTags ( TArray< FAssetRegistryTag >& OutTags
)

   EditorFramework/AssetImportData.h  
If your asset import data flavor need to add some asset registry tag, override this function. EditorFramework/AssetImportData.h  

virtual bool ConvertAssetImportDataToNewOwner ( UObject* Owner
)

 This function is call when we duplicate asset import data and assign the new copy to a new asset type. EditorFramework/AssetImportData.h  

void ExtractDisplayLabels ( TArray< FString >& FileDisplayLabels
) const

   EditorFramework/AssetImportData.h  

void ExtractFilenames ( TArray< FString >& AbsoluteFilenames
) const

   EditorFramework/AssetImportData.h  
  EditorFramework/AssetImportData.h  

FString GetFirstFilename()

   EditorFramework/AssetImportData.h  

const FAssetImportInfo & GetSourceData()

 Const access to the source file data EditorFramework/AssetImportData.h  

int32 GetSourceFileCount()

   EditorFramework/AssetImportData.h  

TArray< FString > K2_ExtractFilenames()

 Extract all the (resolved) filenames from this data EditorFramework/AssetImportData.h
  • BlueprintCallable
  • Meta=(DisplayName="ExtractFilenames", ScriptName="ExtractFilenames")
  • Category="AssetImportData"
Helper function to return the first filename stored in this data. EditorFramework/AssetImportData.h
  • BlueprintCallable
  • Meta=(DisplayName="GetFirstFilename", ScriptName="GetFirstFilename")
  • Category="AssetImportData"

FString SanitizeImportFilename ( const FString& InPath
) const

 Convert an absolute import path so that it's relative to either this object's package, BaseDir() or leave it absolute EditorFramework/AssetImportData.h  

void ScriptedAddFilename ( const FString& InPath,
int32 Index,
FString SourceFileLabel
)

 Add or update a filename at the specified index. EditorFramework/AssetImportData.h
  • BlueprintCallable
  • Category="AssetImportData"

void SetSourceFiles ( TArray< FAssetImportInfo::FSourceFile >&& SourceFiles
)

 Replace the source files with the one provided. The MD5 hashes will be computed if they aren't set EditorFramework/AssetImportData.h  

void Update ( const FString& AbsoluteFilename,
FMD5Hash* Md5Hash
)

 Update this import data using the specified file. EditorFramework/AssetImportData.h  

void Update ( const FString& AbsoluteFileName,
const FMD5Hash PreComputedHash
)

 Update this import data using the specified filename and Precomputed Hash. EditorFramework/AssetImportData.h  

void UpdateFilenameOnly ( const FString& InPath
)

 Update this import data using the specified filename. EditorFramework/AssetImportData.h  

void UpdateFilenameOnly ( const FString& InPath,
int32 Index
)

 Update the filename at the specific specified index. EditorFramework/AssetImportData.h  

Overridden from UObject

Name Remarks Include Path Unreal Specifiers

virtual bool IsEditorOnly()

 Only valid in the editor EditorFramework/AssetImportData.h  

virtual void PostLoad()

   EditorFramework/AssetImportData.h  

Protected

Name Remarks Include Path Unreal Specifiers

FString ResolveImportFilename ( const FString& InRelativePath
) const

 Resolve a filename that is relative to either this object's package, BaseDir() or absolute EditorFramework/AssetImportData.h  

Overridden from UObject

Name Remarks Include Path Unreal Specifiers

virtual void Serialize ( FStructuredArchive::FRecord Record
)

 Overridden serialize function to write out the underlying data as json EditorFramework/AssetImportData.h  

Static

Name Remarks Include Path Unreal Specifiers

static FString ResolveImportFilename ( FStringView InRelativePath,
FStringView OutermostPath
)

   EditorFramework/AssetImportData.h  

static FString ResolveImportFilename ( const FString& InRelativePath,
const UPackage* Outermost
)

 Resolve a filename that is relative to either the specified package, BaseDir() or absolute EditorFramework/AssetImportData.h  

static FString SanitizeImportFilename ( const FString& InPath,
const UPackage* Outermost
)

 Convert an absolute import path so that it's relative to either this object's package, BaseDir() or leave it absolute EditorFramework/AssetImportData.h  

static FString SanitizeImportFilename ( const FString& InPath,
const FString& PackagePath
)

   EditorFramework/AssetImportData.h  

Deprecated Variables

Name Type Remarks Include Path Unreal Specifiers
SourceFilePath_DEPRECATED FString Path to the resource used to construct this static mesh. EditorFramework/AssetImportData.h  
SourceFileTimestamp_DEPRECATED FString Date/Time-stamp of the file from the last import EditorFramework/AssetImportData.h  

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