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TDynamicVertexAttribute

[TDynamicVertexAttribute](API\Runtime\GeometryCore\TDynamicVertexAttribute) provides per-vertex storage of an attribute value

API > API/Runtime > API/Runtime/GeometryCore

TDynamicVertexAttribute provides per-vertex storage of an attribute value

   
Name TDynamicVertexAttribute
Type class
Header File /Engine/Source/Runtime/GeometryCore/Public/DynamicMesh/DynamicVertexAttribute.h
Include Path #include "DynamicMesh/DynamicVertexAttribute.h"

Syntax

template<typename AttribValueType, int AttribDimension, typename ParentType>  
class TDynamicVertexAttribute : public UE::Geometry::TDynamicAttributeBase< ParentType >

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers
Create an empty overlay DynamicMesh/DynamicVertexAttribute.h  

TDynamicVertexAttribute ( ParentType* ParentIn,
bool bAutoInit
)

 Create an attribute for the given parent DynamicMesh/DynamicVertexAttribute.h  

Destructors

Name Remarks Include Path Unreal Specifiers

virtual ~TDynamicVertexAttribute()

   DynamicMesh/DynamicVertexAttribute.h  

Typedefs

Name Type Remarks Include Path
Super TDynamicAttributeBase< ParentType >   DynamicMesh/DynamicVertexAttribute.h

Functions

Public

Name Remarks Include Path Unreal Specifiers

void CompactCopy ( const FCompactMaps& CompactMaps,
const TDynamicVertexAttribute< AttribValueType, AttribDimension, ParentType >& ToCopy
)

   DynamicMesh/DynamicVertexAttribute.h  

void Copy ( const TDynamicVertexAttribute< AttribValueType, AttribDimension, ParentType >& Copy
)

 Set this overlay to contain the same arrays as the copy overlay DynamicMesh/DynamicVertexAttribute.h  

void CopyValue ( int FromVertexID,
int ToVertexID
)

 Copy the attribute value at FromVertexID to ToVertexID DynamicMesh/DynamicVertexAttribute.h  

virtual AttribValueType GetDefaultAttributeValue()

   DynamicMesh/DynamicVertexAttribute.h  

ParentType * GetParent ()

   DynamicMesh/DynamicVertexAttribute.h  

const ParentType * GetParent ()

   DynamicMesh/DynamicVertexAttribute.h  

void GetValue ( int VertexID,
AsType& Data
) const

 Get the element at a given index. DynamicMesh/DynamicVertexAttribute.h  

void GetValue ( int VertexID,
AttribValueType* Data
) const

 Get the element at a given index DynamicMesh/DynamicVertexAttribute.h  

void Initialize ( AttribValueType InitialValue
)

 Initialize the attribute values with InitialValue, and resize to the parent mesh's max vertex ID DynamicMesh/DynamicVertexAttribute.h  

bool IsSameAs ( const TDynamicVertexAttribute< AttribValueType, AttribDimension, ParentType >& Other,
bool bIgnoreDataLayout
) const

 Returns true if this AttributeSet is the same as Other. DynamicMesh/DynamicVertexAttribute.h  

void ResizeAttribStoreIfNeeded ( int VertexID
)

   DynamicMesh/DynamicVertexAttribute.h  

void Serialize ( FArchive& Ar,
const FCompactMaps* CompactMaps,
bool bUseCompression
)

 Serialize to and from an archive. DynamicMesh/DynamicVertexAttribute.h  

void SetNewValue ( int NewVertexID,
const AttribValueType* Data
)

   DynamicMesh/DynamicVertexAttribute.h  

void SetScalarValue ( int32 VertexID,
const AttribValueType& SingleValue
)

 Set the element at a given index with a scalar value (the same value for each dimension) DynamicMesh/DynamicVertexAttribute.h  

void SetValue ( int VertexID,
const AttribValueType* Data
)

 Set the element at a given index DynamicMesh/DynamicVertexAttribute.h  

void SetValue ( int VertexID,
const AsType& Data
)

 Set the element at a given index DynamicMesh/DynamicVertexAttribute.h  

Overridden from TDynamicAttributeBase

Name Remarks Include Path Unreal Specifiers

virtual bool Append ( const TDynamicAttributeBase< ParentType >& Source,
const UE::Geometry::FDynamicMesh3::FAppendInfo& AppendInfo
)

 Add elements from the Source attribute, using the AppendInfo to determine the range to copy. DynamicMesh/DynamicVertexAttribute.h  

virtual void AppendDefaulted ( const UE::Geometry::FDynamicMesh3::FAppendInfo& AppendInfo
)

 Add default-valued elements, using the AppendInfo to determine the range to add. DynamicMesh/DynamicVertexAttribute.h  

virtual bool CheckValidity ( bool bAllowNonmanifold,
EValidityCheckFailMode FailMode
) const

 Check validity of attribute DynamicMesh/DynamicVertexAttribute.h  

virtual void CompactInPlace ( const FCompactMaps& CompactMaps
)

 Compact the attribute in place DynamicMesh/DynamicVertexAttribute.h  

virtual bool CopyIn ( int RawID,
void* Buffer,
int BufferSize
)

 Generic function to copy data in to an attribute; it's up to the derived class to map RawID to chunks of attribute data DynamicMesh/DynamicVertexAttribute.h  

virtual bool CopyOut ( int RawID,
void* Buffer,
int BufferSize
) const

 Generic function to copy data out of an attribute; it's up to the derived class to map RawID to chunks of attribute data DynamicMesh/DynamicVertexAttribute.h  

virtual bool CopyThroughMapping ( const TDynamicAttributeBase< ParentType >* Source,
const FMeshIndexMappings& Mapping
)

 Accessors/Queries DynamicMesh/DynamicVertexAttribute.h  

virtual SIZE_T GetByteCount()

   DynamicMesh/DynamicVertexAttribute.h  

virtual TDynamicAttributeBase< ParentType > * MakeCompactCopy ( const FCompactMaps& CompactMaps,
ParentType* ParentIn
) const

 Allocate a new compact copy of the attribute layer, optionally with a different parent. DynamicMesh/DynamicVertexAttribute.h  

virtual TDynamicAttributeBase< ParentType > * MakeCopy ( ParentType* ParentIn
) const

 Allocate a new copy of the attribute layer, optionally with a different parent DynamicMesh/DynamicVertexAttribute.h  

virtual TDynamicAttributeBase< ParentType > * MakeNew ( ParentType* ParentIn
) const

 Allocate a new empty instance of the same type of attribute layer DynamicMesh/DynamicVertexAttribute.h  

virtual TUniquePtr< TDynamicAttributeChangeBase< ParentType > > NewBlankChange()

   DynamicMesh/DynamicVertexAttribute.h  

virtual void OnCollapseEdge ( const FDynamicMesh3::FEdgeCollapseInfo& CollapseInfo
)

 Update the overlay to reflect an edge collapse in the parent DynamicMesh/DynamicVertexAttribute.h  

virtual void OnFlipEdge ( const FDynamicMesh3::FEdgeFlipInfo& FlipInfo
)

 Update the overlay to reflect an edge flip in the parent DynamicMesh/DynamicVertexAttribute.h  

virtual void OnMergeEdges ( const FDynamicMesh3::FMergeEdgesInfo& MergeInfo
)

 Update the overlay to reflect an edge merge in the parent DynamicMesh/DynamicVertexAttribute.h  

virtual void OnMergeVertices ( const FDynamicMesh3::FMergeVerticesInfo& MergeInfo
)

 Update to reflect a vertex merge that does not resolve as a collapse or edge merge (i.e. a vertex merge that resolves as bowtie creation). DynamicMesh/DynamicVertexAttribute.h  

virtual void OnNewVertex ( int VertexID,
bool bInserted
)

   DynamicMesh/DynamicVertexAttribute.h  

virtual void OnPokeTriangle ( const FDynamicMesh3::FPokeTriangleInfo& PokeInfo
)

 Update the overlay to reflect a face poke in the parent DynamicMesh/DynamicVertexAttribute.h  

virtual void OnSplitEdge ( const FDynamicMesh3::FEdgeSplitInfo& SplitInfo
)

 Update the overlay to reflect an edge split in the parent DynamicMesh/DynamicVertexAttribute.h  

virtual void OnSplitVertex ( const FDynamicMesh3::FVertexSplitInfo& SplitInfo,
const TArrayView< const int >& TrianglesToUpdate
)

 Update the overlay to reflect a vertex split in the parent DynamicMesh/DynamicVertexAttribute.h  

Protected

Name Remarks Include Path Unreal Specifiers

virtual void SetAttributeFromBary ( int SetAttribute,
int AttributeA,
int AttributeB,
int AttributeC,
const FVector3d& BaryCoords
)

 Set the value at an Attribute to be a barycentric interpolation of three other Attributes DynamicMesh/DynamicVertexAttribute.h  

virtual void SetAttributeFromLerp ( int SetAttribute,
int AttributeA,
int AttributeB,
double Alpha
)

 Set the value at an Attribute to be a linear interpolation of two other Attributes DynamicMesh/DynamicVertexAttribute.h  

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