Unreal Engine 4.26 Documentation

Unreal Engine 4.27 Documentation

Unreal Engine 5.0 Documentation

Unreal Engine 5.1 Documentation

Unreal Engine 5.2 Documentation

Unreal Engine 5.3 Documentation

> Unreal Engine API Reference > Plugins > HairStrandsCore > UGroomAsset

Light Theme

Dark Theme

UGroomAsset

Implements an asset that can be used to store hair strands

Windows

MacOS

Linux

Inheritance Hierarchy

UObjectBase

UObjectBaseUtility

UObject

UGroomAsset

References

Module	HairStrandsCore
Header	/Engine/Plugins/Experimental/HairStrands/Source/HairStrandsCore/Public/GroomAsset.h
Include	#include "GroomAsset.h"

Syntax

[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(BlueprintType, HideCategories=(Object))
class UGroomAsset :
public UObject,
public IInterface_AssetUserData

Remarks

Implements an asset that can be used to store hair strands

Variables

	Name	Description
UAssetImportDat...	AssetImportData	Asset data to be used when re-importing
TArray< UAssetU...	AssetUserData	Array of user data stored with the asset
bool	EnableGlobalInterpolation	Enable radial basis function interpolation to be used instead of the local skin rigid transform
TArray< FHairGr...	HairGroupsData
TArray< FHairGr...	HairGroupsInfo
TArray< FHairGr...	HairGroupsPhysics
EGroomInterpola...	HairInterpolationType	Type of interpolation used
float	HairToGuideDensity	Density factor for converting hair into guide curve if no guides are provided.
FOnGroomAssetCh...	OnGroomAssetChanged	Private :

Constructors

	Name	Description
	UGroomAsset ( const FObjectInitializer& ObjectIn... )

Functions

	Name	Description
bool	CacheDerivedData ( const FGroomBuildSettings* Bui... )	Caches the computed groom data with the given build settings from/to the Derived Data Cache, building it if needed
bool	CanRebuildFromDescription()	Returns true if the asset has the HairDescription needed to recompute its groom data
void	CommitHairDescription ( FHairDescription&& HairDescription )	Commits a HairDescription to buffer for serialization
int32	GetNumHairGroups()
FOnGroomAsse...	GetOnGroomAssetChanged()
void	InitResource()	Initialize resources.
bool	IsValid()
void	ReleaseResource()	Release the hair strands resource.
void	Reset()
void	UpdateResource()	Update resources.

Overridden from UObject

	Name	Description
void	BeginDestroy()	Called before destroying the object.
void	GetAssetRegistryTags ( TArray< FAssetRegistryTag >& OutTa... )	Retrievde the asset tags
void	PostEditChangeProperty ( FPropertyChangedEvent& PropertyCha... )	Part of Uobject interface
void	PostInitProperties()	Part of Uobject interface
void	PostLoad()	Do any object-specific cleanup required immediately after loading an object.
void	Serialize ( FArchive& Ar )	Handles reading, writing, and reference collecting using FArchive.

Overridden from IInterface_AssetUserData

		Name	Description
	void	AddAssetUserData ( UAssetUserData* InUserData )
	const TArray...	GetAssetUserDataArray()
	UAssetUserDa...	GetAssetUserDataOfClass ( TSubclassOf< UAssetUserData > InUse... )
	void	RemoveUserDataOfClass ( TSubclassOf< UAssetUserData > InUse... )

Typedefs

Name	Description
FOnGroomAssetChanged	Notification when anything changed

Help shape the future of Unreal Engine documentation! Tell us how we're doing so we can serve you better.

Take our survey

Dismiss