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> Unreal Engine API Reference > Runtime > MeshDescription > TMeshAttributesRef

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TMeshAttributesRef

This is the class used to access attribute values.

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References

Module	MeshDescription
Header	/Engine/Source/Runtime/MeshDescription/Public/MeshAttributeArray.h
Include	#include "MeshAttributeArray.h"

Syntax

template<typename ElementIDType, typename AttributeType>
class TMeshAttributesRef

Remarks

This is the class used to access attribute values. It is a proxy object to a TMeshAttributeArraySet<> and should be passed by value. It is valid for as long as the owning FMeshDescription exists.

Variables

		Name	Description
	ArrayType *	ArrayPtr

Constructors

	Name	Description
	TMeshAttributesRef ( ArrayType* InArrayPtr )	Constructor taking a pointer to a TMeshAttributeArraySet
	TMeshAttributesRef ( TMeshAttributesRef< ElementIDType, ... )	Implicitly construct a TMeshAttributesRef-to-const from a regular one

Functions

	Name	Description
void	Copy ( TMeshAttributesRef< ElementIDType, ..., const int32 DestIndex, const int32 SrcIndex )	Copies the given attribute array and index to this index
AttributeTyp...	Get ( const ElementIDType ElementID )	Get the element with the given ID from index 0
AttributeTyp...	Get ( const ElementIDType ElementID, const int32 Index )	Get the element with the given ID and index
AttributeTyp...	GetDefaultValue()	Return default value for this attribute type
EMeshAttribu...	GetFlags()	Get the flags for this attribute array set
int32	GetNumElements()	Get the number of elements in this attribute array
int32	GetNumIndices()	Return number of indices this attribute has
void	InsertIndex ( const int32 Index )	Inserts an attribute index
bool	IsValid()	Return whether the reference is valid or not
void	RemoveIndex ( const int32 Index )	Removes an attribute index
void	Set ( const ElementIDType ElementID, const AttributeType& Value )	Set the element with the given ID and index 0 to the provided value
void	Set ( const ElementIDType ElementID, const int32 Index, const AttributeType& Value )	Set the element with the given ID and index to the provided value
void	SetNumIndices ( const int32 NumIndices )	Sets number of indices this attribute has

Operators

		Name	Description
	AttributeTyp...	operator[] ( const ElementIDType ElementID )	Access elements from attribute index 0

Typedefs

Name	Description
ArrayType
Type

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