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  3. FRestrictionCurve

FRestrictionCurve

A restriction curve is the curve carrying an edge

API > API/Runtime > API/Runtime/CADKernel > API/Runtime/CADKernel/Geo > API/Runtime/CADKernel/Geo/Curves

Inheritance Hierarchy

References

   
Module CADKernel
Header /Engine/Source/Runtime/Datasmith/CADKernel/Base/Public/Geo/Curves/RestrictionCurve.h
Include #include "Geo/Curves/RestrictionCurve.h"

Syntax

class FRestrictionCurve : public UE::CADKernel::FSurfacicCurve

Remarks

A restriction curve is the curve carrying an edge

It's defined by

  • A surfacic curve defined by a 2D curve (
  • A linear approximation of the surfacic curve (

Variables

  Type Name Description
Protected variable double MinLinearTolerance  
Protected variable FSurfacicPolyline Polyline  

Constructors

  Type Name Description
Protected function    
Protected function  

FRestrictionCurve ( TSharedRef< FSurface > InCarrierSurface,
TSharedRef< FCurve > InCurve2D
)

  

Functions

  Type Name Description
Public function Const FPoint2D

Approximate2DPoint ( double InCoordinate
)

 Fast computation of the point in the parametric space of the carrier surface.
Public function Const void

Approximate2DPoints ( const TArray< double >& InCoordinates,
TArray< FPoint2D >& OutPoints
)

 Fast computation of the point in the parametric space of the carrier surface.
Public function Const FPoint

Approximate3DPoint ( double InCoordinate
)

 Fast computation of the point in the parametric space of the carrier surface.
Public function Const void

Approximate3DPoints ( const TArray< double >& InCoordinates,
TArray< FPoint >& OutPoints
)

 Fast computation of the 3D point of the curve.
Public function Const double

ApproximateLength ( const FLinearBoundary& InBoundary
)

  
Public function Const void Approximation of surfacic polyline (points 2d, 3d, normals, tangents) defined by its coordinates compute with carrier surface polyline
Public function Const void

CheckIfDegenerated ( const FLinearBoundary& InBoundary,
bool& bDegeneration2D,
bool& bDegeneration3D,
double& Length3D
)

 A check is done to verify that:
Public function Const void

ComputeIntersectionsWithIsos ( const FLinearBoundary& InBoundary,
const TArray< double >& InIsoCoordinates,
const EIso InTypeIso,
const FSurfacicTolerance& ToleranceIso,
TArray< double >& OutIntersection
)

  
Public function Const const TSharedRef< FCurve >  
Public function Const double

GetCoordinateOfProjectedPoint ( const FLinearBoundary& InBoundary,
const PointType& PointOnEdge,
PointType& ProjectedPoint
)

  
Public function Const void

GetDiscretizationPoints ( const FLinearBoundary& InBoundary,
TArray< double >& OutCoordinates,
TArray< PointType >& OutPoints
)

 Get the sub polyline bounded by the input InBoundary in the orientation of the input InOrientation and append it to the output OutPoints
Public function Const void

GetDiscretizationPoints ( const FLinearBoundary& InBoundary,
EOrientation Orientation,
TArray< PointType >& OutPoints
)

 Get the sub polyline bounded by the input InBoundary in the orientation of the input InOrientation and append it to the output OutPoints
Public function Const void

GetExtremities ( const FLinearBoundary& InBoundary,
FSurfacicCurveExtremities& Extremities
)

  
Public function FPoint2D

GetExtremityTolerances ( const FLinearBoundary& InBoundary
)

  
Public function Const double  
Public function Const const FSurfacicPolyline &  
Public function int32  
Public function Const FPoint2D

GetTangent2DAt ( double InCoordinate
)

  
Public function Const FPoint

GetTangentAt ( double InCoordinate
)

  
Public function double

GetToleranceAt ( const double InCoordinate
)

  
Public function Const bool

IsIso ( EIso Iso,
double ErrorTolerance
)

  
Public function void

Offset2D ( const FPoint2D& OffsetDirection
)

  
Public function Const void

ProjectPoints ( const FLinearBoundary& InBoundary,
const TArray< PointType >& InPointsToProject,
TArray< double >& ProjectedPointCoordinates,
TArray< PointType >& ProjectedPoints
)

  
Public function Const void

ProjectTwinCurvePoints ( const FLinearBoundary& InBoundary,
const TArray< FPoint >& InPointsToProject,
bool bSameOrientation,
TArray< double >& OutProjectedPointCoords,
double ToleranceOfProjection
)

 Project a set of points of a twin curve on the 3D polyline and return the coordinate of the projected point
Public function Const void

Sample ( const FLinearBoundary& InBoundary,
const double DesiredSegmentLength,
TArray< double >& OutCoordinates
)

 Samples the sub curve limited by the boundary respecting the input Desired segment length

Overridden from FCurve

  Type Name Description
Public function Virtual void

ExtendTo ( const FPoint2D& DesiredPosition
)

 Linear deformation of the curve along the axis [Start point, End point] so that the nearest extremity is at the desired position and the other is not modified
Public function Virtual Const ECurve  
Public function Virtual void

Offset ( const FPoint& OffsetDirection
)

 Must not be call

Overridden from FEntityGeom

  Type Name Description
Public function Virtual Const TSharedPtr< FEntityGeom >

ApplyMatrix ( const FMatrixH& InMatrix
)

  

Overridden from FEntity

  Type Name Description
Public function Virtual void TODO static TSharedPtr MakeConeCurve(const double InToleranceGeometric, const FMatrixH& InMatrix, double InStartRadius, double InConeAngle, const FSurfacicBoundary& InBoundary); static TSharedPtr MakeCylinderCurve(const double InToleranceGeometric, const FMatrixH& InMatrix, const double InRadius, const FSurfacicBoundary& InBoundary); static TSharedPtr MakePlaneCurve(const double InToleranceGeometric, const FMatrixH& InMatrix, const FSurfacicBoundary& InBoundary); static TSharedPtr MakeSphericalCurve(const double InToleranceGeometric, const FMatrixH& InMatrix, double InRadius, const FSurfacicBoundary& InBoundary); static TSharedPtr MakeTorusCurve(const double InToleranceGeometric, const FMatrixH& InMatrix, double InMajorRadius, double InMinorRadius, const FSurfacicBoundary& InBoundary);

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