#include <DynamicSubmesh3.h>

Public Member Functions
	FDynamicSubmesh3 ()

	FDynamicSubmesh3 (const FDynamicMesh3 *BaseMesh)

	FDynamicSubmesh3 (const FDynamicMesh3 *BaseMesh, const TArray< int > &Triangles, int WantComponents=(int) EMeshComponents::All, bool bAttributes=true)

const FDynamicMesh3 *	GetBaseMesh () const

FDynamicMesh3 &	GetSubmesh ()

const FDynamicMesh3 &	GetSubmesh () const

const TSet< int >	GetBaseBorderEdges () const

const TSet< int >	GetBaseBoundaryEdges () const

const TSet< int >	GetBaseBorderVertices () const

bool	InBaseBorderEdges (int BaseEID) const

bool	InBaseBoundaryEdges (int BaseEID) const

bool	InBaseBorderVertices (int BaseVID) const

int	MapVertexToSubmesh (int BaseVID) const

int	MapVertexToBaseMesh (int SubVID) const

FIndex2i	MapVerticesToSubmesh (FIndex2i VIDs) const

FIndex2i	MapVerticesToBaseMesh (FIndex2i VIDs) const

void	MapVerticesToSubmesh (TArrayView< int > &Vertices) const

int	MapEdgeToSubmesh (int BaseEID) const

int	MapEdgeToBaseMesh (int SubEID) const

void	MapEdgesToSubmesh (TArrayView< int > &Edges) const

int	MapTriangleToSubmesh (int BaseTID) const

int	MapTriangleToBaseMesh (int SubTID) const

void	MapTrianglesToSubmesh (TArrayView< int > &Triangles) const

int	MapGroupToSubmesh (int BaseGID) const

int	MapGroupToBaseMesh (int SubGID) const

void	MapGroupsToSubmesh (TArrayView< int32 > GroupIDs) const

int	MapNormalToSubmesh (int NormalLayer, int BaseNID) const

int	MapNormalToBaseMesh (int NormalLayer, int SubNID) const

int	MapUVToSubmesh (int UVLayer, int BaseUVID) const

int	MapUVToBaseMesh (int UVLayer, int SubUVID) const

int	MapColorToSubmesh (int BaseCID) const

int	MapColorToBaseMesh (int SubCID) const

void	Compute (const TArrayView< const int > &SubTriangles, int WantComponents=(int) EMeshComponents::All, bool bAttributes=true)

void	Compute (FDynamicMesh3 *Base, const TArrayView< const int > &Triangles, int WantComponents=(int) EMeshComponents::All, bool bAttributes=true)

Public Attributes
bool	bComputeTriMaps = true

Protected Member Functions
void	ComputeBoundaryInfo (const TArrayView< const int > &SubTriangles)

Protected Attributes
const FDynamicMesh3 *	BaseMesh

FDynamicMesh3	Submesh

FMeshIndexMappings	Mappings

TSet< int >	BaseBorderE

TSet< int >	BaseBoundaryE

TSet< int >	BaseBorderV

Constructor & Destructor Documentation

◆ FDynamicSubmesh3() [1/3]

UE::Geometry::FDynamicSubmesh3::FDynamicSubmesh3 ( )

inline

Default constructor

◆ FDynamicSubmesh3() [2/3]

UE::Geometry::FDynamicSubmesh3::FDynamicSubmesh3 ( const FDynamicMesh3 * BaseMesh )

inline

Base mesh-only constructor; does not build submesh

◆ FDynamicSubmesh3() [3/3]

UE::Geometry::FDynamicSubmesh3::FDynamicSubmesh3	(	const FDynamicMesh3 *	BaseMesh,
		const TArray< int > &	Triangles,
		int	WantComponents = `(int)EMeshComponents::All`,
		bool	bAttributes = `true`
	)

inline

Constructor sets the base mesh and computes the submesh

Member Function Documentation

◆ Compute() [1/2]

void UE::Geometry::FDynamicSubmesh3::Compute	(	const TArrayView< const int > &	SubTriangles,
		int	WantComponents = `(int)EMeshComponents::All`,
		bool	bAttributes = `true`
	)

inline

Computes the Submesh object, index mappings corresponding sub to base mesh, and boundary between sub and base mesh

Parameters

SubTriangles	ArrayView of triangle IDs to include in the submesh
WantComponents	Bit flag of desired mesh components; will only enable if flag is set AND the components are enabled in the BaseMesh
bAttributes	Flag indicating if attributes are needed for submesh; will only enable attributes if flag is set AND attributes are enabled in the BaseMesh

◆ Compute() [2/2]

void UE::Geometry::FDynamicSubmesh3::Compute	(	FDynamicMesh3 *	Base,
		const TArrayView< const int > &	Triangles,
		int	WantComponents = `(int)EMeshComponents::All`,
		bool	bAttributes = `true`
	)

inline

Computes submesh object, setting a new BaseMesh first

◆ ComputeBoundaryInfo()

void UE::Geometry::FDynamicSubmesh3::ComputeBoundaryInfo ( const TArrayView< const int > & SubTriangles )

inlineprotected

Compute boundary vertices and edges between the SubTriangles and the rest of the mesh Called by Compute after the Submesh is computed.

◆ GetBaseBorderEdges()

const TSet< int > UE::Geometry::FDynamicSubmesh3::GetBaseBorderEdges ( ) const

inline

Returns: set of internal border edge indices on base mesh. Does not include mesh boundary edges.

◆ GetBaseBorderVertices()

const TSet< int > UE::Geometry::FDynamicSubmesh3::GetBaseBorderVertices ( ) const

inline

Returns: set of border vertex indices on base mesh (ie verts of BaseBorderE - does not include mesh boundary vertices)

◆ GetBaseBoundaryEdges()

const TSet< int > UE::Geometry::FDynamicSubmesh3::GetBaseBoundaryEdges ( ) const

inline

Returns: set of mesh-boundary edges on base mesh that are in submesh

◆ GetBaseMesh()

const FDynamicMesh3 * UE::Geometry::FDynamicSubmesh3::GetBaseMesh ( ) const

inline

const accessor for base mesh

◆ GetSubmesh() [1/2]

FDynamicMesh3 & UE::Geometry::FDynamicSubmesh3::GetSubmesh ( )

inline

accessor for submesh

◆ GetSubmesh() [2/2]

const FDynamicMesh3 & UE::Geometry::FDynamicSubmesh3::GetSubmesh ( ) const

inline

const accessor for submesh

◆ InBaseBorderEdges()

bool UE::Geometry::FDynamicSubmesh3::InBaseBorderEdges ( int BaseEID ) const

inline

Returns: true if edge ID is in base border edge ID set

◆ InBaseBorderVertices()

bool UE::Geometry::FDynamicSubmesh3::InBaseBorderVertices ( int BaseVID ) const

inline

Returns: true if vertex ID is in base border vertex ID set

◆ InBaseBoundaryEdges()

bool UE::Geometry::FDynamicSubmesh3::InBaseBoundaryEdges ( int BaseEID ) const

inline

Returns: true if edge ID is in base boundary edge ID set

◆ MapColorToBaseMesh()

int UE::Geometry::FDynamicSubmesh3::MapColorToBaseMesh ( int SubCID ) const

inline

Returns: Vertex Color ID in the base mesh, mapped from the submesh

◆ MapColorToSubmesh()

int UE::Geometry::FDynamicSubmesh3::MapColorToSubmesh ( int BaseCID ) const

inline

Returns: Vertex Color ID in the submesh, mapped from the base mesh

◆ MapEdgesToSubmesh()

void UE::Geometry::FDynamicSubmesh3::MapEdgesToSubmesh ( TArrayView< int > & Edges ) const

inline

Parameters

Edges Array of edge IDs in base mesh that will all be changed to the corresponding IDs in the submesh

◆ MapEdgeToBaseMesh()

int UE::Geometry::FDynamicSubmesh3::MapEdgeToBaseMesh ( int SubEID ) const

inline

Returns: Edge ID in base mesh, mapped from submesh

◆ MapEdgeToSubmesh()

int UE::Geometry::FDynamicSubmesh3::MapEdgeToSubmesh ( int BaseEID ) const

inline

Returns: Edge ID in submesh, mapped from base mesh

◆ MapGroupsToSubmesh()

void UE::Geometry::FDynamicSubmesh3::MapGroupsToSubmesh ( TArrayView< int32 > GroupIDs ) const

inline

Parameters

GroupIDs Array of group IDs in the base mesh that will all be changed to the corresponding IDs in the submesh

◆ MapGroupToBaseMesh()

int UE::Geometry::FDynamicSubmesh3::MapGroupToBaseMesh ( int SubGID ) const

inline

Returns: Group ID in the base mesh, mapped from submesh

◆ MapGroupToSubmesh()

int UE::Geometry::FDynamicSubmesh3::MapGroupToSubmesh ( int BaseGID ) const

inline

Returns: Group ID in the submesh, mapped from base mesh

◆ MapNormalToBaseMesh()

int UE::Geometry::FDynamicSubmesh3::MapNormalToBaseMesh	(	int	NormalLayer,
		int	SubNID
	)		const

inline

Returns: Normal ID in the base mesh, mapped from the submesh

◆ MapNormalToSubmesh()

int UE::Geometry::FDynamicSubmesh3::MapNormalToSubmesh	(	int	NormalLayer,
		int	BaseNID
	)		const

inline

Returns: Normal ID in the submesh, mapped from the base mesh

◆ MapTrianglesToSubmesh()

void UE::Geometry::FDynamicSubmesh3::MapTrianglesToSubmesh ( TArrayView< int > & Triangles ) const

inline

Parameters

Triangles Array of triangle IDs in the base mesh that will all be changed to the corresponding IDs in the submesh

◆ MapTriangleToBaseMesh()

int UE::Geometry::FDynamicSubmesh3::MapTriangleToBaseMesh ( int SubTID ) const

inline

Returns: Triangle ID in the base mesh, mapped from submesh

◆ MapTriangleToSubmesh()

int UE::Geometry::FDynamicSubmesh3::MapTriangleToSubmesh ( int BaseTID ) const

inline

Returns: Triangle ID in the submesh, mapped from base mesh

◆ MapUVToBaseMesh()

int UE::Geometry::FDynamicSubmesh3::MapUVToBaseMesh	(	int	UVLayer,
		int	SubUVID
	)		const

inline

Returns: UV ID in the base mesh, mapped from the submesh

◆ MapUVToSubmesh()

int UE::Geometry::FDynamicSubmesh3::MapUVToSubmesh	(	int	UVLayer,
		int	BaseUVID
	)		const

inline

Returns: UV ID in the submesh, mapped from the base mesh

◆ MapVertexToBaseMesh()

int UE::Geometry::FDynamicSubmesh3::MapVertexToBaseMesh ( int SubVID ) const

inline

Returns: Vertex ID in base mesh, mapped from submesh

◆ MapVertexToSubmesh()

int UE::Geometry::FDynamicSubmesh3::MapVertexToSubmesh ( int BaseVID ) const

inline

Returns: Vertex ID in submesh, mapped from base mesh

◆ MapVerticesToBaseMesh()

FIndex2i UE::Geometry::FDynamicSubmesh3::MapVerticesToBaseMesh ( FIndex2i VIDs ) const

inline

Returns: Pair of vertex IDs in base mesh, mapped from submesh

◆ MapVerticesToSubmesh() [1/2]

FIndex2i UE::Geometry::FDynamicSubmesh3::MapVerticesToSubmesh ( FIndex2i VIDs ) const

inline

Returns: Pair of vertex IDs in submesh, mapped from base mesh

◆ MapVerticesToSubmesh() [2/2]

void UE::Geometry::FDynamicSubmesh3::MapVerticesToSubmesh ( TArrayView< int > & Vertices ) const

inline

Parameters

Vertices Array of vertex IDs in base mesh that will all be changed to the corresponding IDs in the submesh

Member Data Documentation

◆ BaseBorderE

TSet<int> UE::Geometry::FDynamicSubmesh3::BaseBorderE

protected

◆ BaseBorderV

TSet<int> UE::Geometry::FDynamicSubmesh3::BaseBorderV

protected

◆ BaseBoundaryE

TSet<int> UE::Geometry::FDynamicSubmesh3::BaseBoundaryE

protected

◆ BaseMesh

const FDynamicMesh3* UE::Geometry::FDynamicSubmesh3::BaseMesh

protected

◆ bComputeTriMaps

bool UE::Geometry::FDynamicSubmesh3::bComputeTriMaps = true

Whether to compute triangle maps (adds additional cost). True by default.

◆ Mappings

FMeshIndexMappings UE::Geometry::FDynamicSubmesh3::Mappings

protected

◆ Submesh

FDynamicMesh3 UE::Geometry::FDynamicSubmesh3::Submesh

protected

The documentation for this struct was generated from the following file:

Engine/Source/Runtime/GeometryCore/Public/DynamicSubmesh3.h

Public Member Functions

Public Attributes

Protected Member Functions

Protected Attributes

Constructor & Destructor Documentation

◆ FDynamicSubmesh3() [1/3]

◆ FDynamicSubmesh3() [2/3]

◆ FDynamicSubmesh3() [3/3]

Member Function Documentation

◆ Compute() [1/2]

◆ Compute() [2/2]

◆ ComputeBoundaryInfo()

◆ GetBaseBorderEdges()

◆ GetBaseBorderVertices()

◆ GetBaseBoundaryEdges()

◆ GetBaseMesh()

◆ GetSubmesh() [1/2]

◆ GetSubmesh() [2/2]

◆ InBaseBorderEdges()

◆ InBaseBorderVertices()

◆ InBaseBoundaryEdges()

◆ MapColorToBaseMesh()

◆ MapColorToSubmesh()

◆ MapEdgesToSubmesh()

◆ MapEdgeToBaseMesh()

◆ MapEdgeToSubmesh()

◆ MapGroupsToSubmesh()

◆ MapGroupToBaseMesh()

◆ MapGroupToSubmesh()

◆ MapNormalToBaseMesh()

◆ MapNormalToSubmesh()

◆ MapTrianglesToSubmesh()

◆ MapTriangleToBaseMesh()

◆ MapTriangleToSubmesh()

◆ MapUVToBaseMesh()

◆ MapUVToSubmesh()

◆ MapVertexToBaseMesh()

◆ MapVertexToSubmesh()

◆ MapVerticesToBaseMesh()

◆ MapVerticesToSubmesh() [1/2]

◆ MapVerticesToSubmesh() [2/2]

Member Data Documentation

◆ BaseBorderE

◆ BaseBorderV

◆ BaseBoundaryE

◆ BaseMesh

◆ bComputeTriMaps

◆ Mappings

◆ Submesh