1. Epic GamesDeveloper
  3. FTopologicalFace

FTopologicalFace

API > API/Runtime > API/Runtime/CADKernel > API/Runtime/CADKernel/Topo

Inheritance Hierarchy

References

   
Module CADKernel
Header /Engine/Source/Runtime/Datasmith/CADKernel/Base/Public/Topo/TopologicalFace.h
Include #include "Topo/TopologicalFace.h"

Syntax

class FTopologicalFace : public UE::CADKernel::FTopologicalShapeEntity

Variables

  Type Name Description
Protected variable TCache< FSurfacicBoundary > Boundary  
Protected variable TSharedPtr< FSurface > CarrierSurface  
Protected variable FCoordinateGrid CrossingCoordinates Temporary discretization of the surface used to compute the mesh of the edge
Protected variable FCoordinateGrid CrossingPointDeltaMaxs Max delta U at the crossing u coordinate to respect meshing criteria
Protected variable FCoordinateGrid CrossingPointDeltaMins Min delta U at the crossing u coordinate to respect meshing criteria
Protected variable double EstimatedMinimalElementLength  
Protected variable TArray< TSharedPtr< FTopologicalLoop > > Loops  
Protected variable TSharedPtr< FFaceMesh > Mesh  
Protected variable FCoordinateGrid MeshCuttingCoordinates Final U&V coordinates of the surface's mesh grid

Constructors

  Type Name Description
Protected function    
Protected function  

FTopologicalFace ( const TSharedPtr< FSurface >& InCarrierSurface
)

 Build a non-trimmed trimmed surface This constructor has to be completed with one of the three "AddBoundaries" methods to be finalized.

Destructors

  Type Name Description
Public function Virtual    

Functions

  Type Name Description
Public function void

AddLoop ( const TSharedPtr< FTopologicalLoop >& Loop
)

  
Public function void

AddLoops ( const TArray< TSharedPtr< FTopologicalLoop > >& Loops,
int32& DoubtfulLoopOrientationCount
)

 Trimmed the face with an outer boundary (first boundary of the array) and inners boundaries
Public function void

AddLoops ( const TArray< TSharedPtr< FCurve > >& Restrictions
)

 Trimmed the face with curves i.e. Edges will be build from the cures to make boundaries.
Public function void

AddMeshedLength ( double Length
)

  
Public function void

ApplyCriteria ( const TArray< TSharedPtr< FCriterion > >& Criteria,
const FCriteriaGrid& Grid
)

 Compute CrossingPointDeltaMins and CrossingPointDeltaMaxs respecting the meshing criteria
Public function void Trimmed the face with its natural limit curves (Iso UMin, ...).
Public function void

ApplyNaturalLoops ( const FSurfacicBoundary& Boundaries
)

 Trimmed the face with the boundary limit curves (Iso UMin, ...).
Protected function Const void Compute the bounds of the topological surface according to the Loops
Public function bool Generate a pre-sampling of the surface saved in CrossingCoordinate.
Public function void  
Public function void  
Public function void Defines if the surface is either EQuadType::QUAD, either EQuadType::TRIANGULAR or EQuadType::OTHER
Public function void Delete only nonmanifold edge link
Public function void

Disjoin ( TArray< FTopologicalEdge* >* NewBorderEdges
)

 Disconnects the face of its neighbors i.e. remove topological edge and vertex link with its neighbors
Public function Const int32  
Public function Const void

EdgeCount ( int32& EdgeCount
)

 Count the edges.
Public function Const void

EvaluateGrid ( FGrid& Grid
)

  
Public function Const void

EvaluatePointGrid ( const FCoordinateGrid& Coordinates,
FSurfacicSampling& OutPoints,
bool bComputeNormals
)

  
Public function Const const void

Get2DLoopSampling ( TArray< TArray< FPoint2D > >& OutLoopSamplings
)

 Get a sampling of each loop of the face
Public function Const void Add active Edge that has not marker 1 in the edge array. Marker 1 has to be reset at the end.
Public function Const const FSurfacicBoundary &  
Public function Const TSharedRef< FSurface >  
Public function TArray< double > &  
Public function Const const TArray< double > &  
Public function Const const FCoordinateGrid &  
Public function Const const TArray< double > &  
Public function Const const TArray< double > &  
Public function Const const FIsoCurvature &

GetCurvature ( EIso Iso
)

  
Public function Const const FSurfaceCurvature &  
Public function FSurfaceCurvature &  
Public function Const const TArray< double > &  
Public function TArray< double > &  
Public function FCoordinateGrid &  
Public function Const const FCoordinateGrid &  
Public function Const void

GetEdgeIndex ( const FTopologicalEdge& Edge,
int32& OutBoundaryIndex,
int32& OutEdgeIndex
)

 Finds the boundary containing the twin edge of Edge
Public function Const double  
Public function Const const TSharedPtr< FTopologicalLoop >  
Public function Const double  
Public function Const const FSurfacicTolerance &  
Public function Const const FTopologicalEdge *

GetLinkedEdge ( const FTopologicalEdge& LinkedEdge
)

  
Public function Const const TArray< TSharedPtr< FTopologicalLoop > > &  
Public function Const FFaceMesh *

GetMesh ()

  
Public function FFaceMesh &

GetOrCreateMesh ( FModelMesh& ModelMesh
)

  
Public function double  
Public function Const const EQuadType  
Public function Const int32

GetSideIndex ( int32 EdgeIndex
)

  
Public function Const int32  
Public function Const const TArray< FEdge2DProperties > &  
Public function FEdge2DProperties &  
Public function Const const FEdge2DProperties &  
Public function Const int32  
Public function Const const TArray< int32 > &  
Public function Const const TArray< FThinZone2D > &  
Public function TArray< FThinZone2D > &  
Public function Const bool

HasSameBoundariesAs ( const FTopologicalFace* OtherFace
)

 Checks if the face and the other face have the same boundaries i.e. each non degenerated edge is linked to an edge of the other face
Public function Const const bool  
Public function Const const bool  
Public function void  
Public function Const bool Has at least one border edge
Public function Const bool One adjacent face shares the same loops
Public function Const bool All its edges are non manifold
Public function Const bool Has at least one non manifold edge
Public function Const bool  
Public function Const int32  
Public function Const const int32 &  
Public function int32 &  
Public function Const double  
Public function void

MoveThinZones ( TArray< FThinZone2D >& InThinZones
)

  
Public function void

Remove ( TArray< FTopologicalEdge* >* NewBorderEdges
)

 Delete a face i.e. disjoin the face to all its linked elements before setting it as deleted
Public function void  
Public function Const void  
Public function void  
Public function Const void  
Public function void  
Public function void  
Public function Const void  
Public function void

UpdateBBox ( int32 IsoCount,
const double ApproximationFactor,
FBBoxWithNormal& BBox
)

 Update the bounding box with an approximation of the surface based of n iso curves

Overridden from FTopologicalShapeEntity

  Type Name Description
Public function Virtual void  
Public function Virtual Const int32  
Public function Virtual void

GetFaces ( TArray< FTopologicalFace* >& OutFaces
)

  
Public function Virtual void Each face of model is set by its orientation.
Public function Virtual void  

Overridden from FEntity

  Type Name Description
Public function Virtual void

Empty ()

  
Public function Virtual Const EEntity  
Public function Virtual Const void  
Public function Virtual void Serialization of a FEntity.
Public function Virtual void

SpawnIdent ( FDatabase& Database
)

  

Ask questions and help your peers Developer Forums

Write your own tutorials or read those from others Learning Library

On this page