UGroomCache | Unreal Engine 4.27 Documentation

Inheritance Hierarchy


Module	HairStrandsCore
Header	/Engine/Plugins/Runtime/HairStrands/Source/HairStrandsCore/Public/GroomCache.h
Include	#include "GroomCache.h"

UCLASS&40;BlueprintType&41;  
class UGroomCache :  
    public UObject,  
    public IInterface_AssetUserData

Implements an asset that is used to store an animated groom

Type	Name	Description
TOptional< FPackageFileVersion >	ArchiveVersion
TObjectPtr< class UAssetImportData >	AssetImportData	Import options used for this GroomCache
TArray< TObjectPtr< UAssetUserData > >	AssetUserData	Array of user data stored with the asset
TArray< FGroomCacheChunk >	Chunks
FGroomCacheInfo	GroomCacheInfo

Type	Name	Description
TArray< FGroomCacheChunk > &	GetChunks ()
float	GetDuration ()
int32	GetEndFrame ()
int32	GetFrameIndexAtTime ( const float Time, bool bLooping )	Get the (floored) frame index at the specified time with the index 0 being the start of the animation
void	GetFrameIndicesAtTime ( float Time, bool bLooping, bool bIsPlayingBackwards, int32& OutFrameIndex, int32& OutNextFrameIndex, float& InterpolationFactor )	Get the frame indices and interpolation factor between them that correspond to the specified time
void	GetFrameIndicesForTimeRange ( float StartTime, float EndTime, bool Looping, TArray< int32 >& OutFrameIndices )	Get the frame indices that correspond to the specified time range
int32	GetFrameNumberAtTime ( const float Time, bool bLooping )	Get the frame number at the specified time within the animation range which might not start at 0
const FGroomAnimationInfo &	GetGroomAnimationInfo ()
bool	GetGroomDataAtFrameIndex ( int32 FrameIndex, FGroomCacheAnimationData& AnimData )
bool	GetGroomDataAtTime ( float Time, bool bLooping, FGroomCacheAnimationData& AnimData )
int32	GetStartFrame ()
EGroomCacheType	GetType ()
void	Initialize ( EGroomCacheType Type )
void	SetGroomAnimationInfo ( const FGroomAnimationInfo& AnimInfo )

	Type	Name	Description
	void	GetAssetRegistryTags ( TArray< FAssetRegistryTag >& OutTags )	Gathers a list of asset registry searchable tags which are name/value pairs with some type information This only needs to be implemented for asset objects
	void	Serialize ( FArchive& Ar )	Handles reading, writing, and reference collecting using FArchive.

	Type	Name	Description
	void	AddAssetUserData ( UAssetUserData* InUserData )
	const TArray< UAssetUserData * > *	GetAssetUserDataArray ()
	UAssetUserData *	GetAssetUserDataOfClass ( TSubclassOf< UAssetUserData > InUserDataClass )
	void	RemoveUserDataOfClass ( TSubclassOf< UAssetUserData > InUserDataClass )