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  3. FCurve

FCurve

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/Curve.h
Include #include "Geo/Curves/Curve.h"

Syntax

class FCurve : public UE::CADKernel::FEntityGeom

Variables

  Type Name Description
Protected variable FLinearBoundary Boundary  
Protected variable int8 Dimension  
Protected variable TCache< double > GlobalLength  

Constructors

  Type Name Description
Protected function  

FCurve ( int8 InDimension
)

  
Protected function  

FCurve ( const FLinearBoundary& InBounds,
int8 InDimension
)

  

Functions

  Type Name Description
Protected function Virtual Const double

ComputeLength ( const FLinearBoundary& InBoundary,
double Tolerance
)

  
Protected function Virtual Const double

ComputeLength2D ( const FLinearBoundary& InBoundary,
double Tolerance
)

  
Public function Static TSharedPtr< FEntity > Specific method for curve family to instantiate the correct derived class of FCurve
Public function Virtual Const void

Evaluate2DPoint ( double Coordinate,
FCurvePoint2D& OutPoint,
int32 DerivativeOrder
)

 Evaluate exact 2D point of the curve at the input Coordinate The function can only be used with 2D curve (Dimension == 2)
Public function Virtual Const FPoint2D

Evaluate2DPoint ( double Coordinate
)

 Evaluate exact 3D point of the curve at the input Coordinate The function can only be used with 3D curve (Dimension == 3)
Public function Virtual Const void

Evaluate2DPoint ( double Coordinate,
FPoint2D& OutPoint
)

 Evaluate exact 2D point of the curve at the input Coordinate The function can only be used with 2D curve (Dimension == 2)
Public function Virtual Const void

Evaluate2DPoints ( const TArray< double >& Coordinates,
TArray< FCurvePoint2D >& OutPoints,
int32 DerivativeOrder
)

 Evaluate exact 2D points of the curve at the input Coordinates The function can only be used with 2D curve (Dimension == 2)
Public function Virtual Const void

Evaluate2DPoints ( const TArray< double >& Coordinates,
TArray< FPoint2D >& OutPoints
)

 Evaluate exact 2D points of the curve at the input Coordinates The function can only be used with 2D curve (Dimension == 2)
Public function Virtual Const void

EvaluatePoint ( double Coordinate,
FCurvePoint& OutPoint,
int32 DerivativeOrder
)

 Evaluate exact 3D point of the curve at the input Coordinate The function can only be used with 3D curve (Dimension == 3)
Public function Virtual Const FPoint

EvaluatePoint ( double Coordinate
)

 Evaluate exact 3D point of the curve at the input Coordinate The function can only be used with 3D curve (Dimension == 3)
Public function Virtual Const void

EvaluatePoints ( const TArray< double >& Coordinates,
TArray< FCurvePoint >& OutPoints,
int32 DerivativeOrder
)

 Evaluate exact 3D points of the curve at the input Coordinates The function can only be used with 3D curve (Dimension == 3)
Public function Virtual Const void

EvaluatePoints ( const TArray< double >& Coordinates,
TArray< FPoint >& OutPoints
)

 Evaluate exact 3D points of the curve at the input Coordinates The function can only be used with 3D curve (Dimension == 3)
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 void

ExtendTo ( const FPoint& 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 void

FindNotDerivableCoordinates ( const FLinearBoundary& InBoundary,
int32 DerivativeOrder,
TArray< double >& OutNotDerivableCoordinates
)

  
Public function Const void

FindNotDerivableCoordinates ( int32 DerivativeOrder,
TArray< double >& OutNotDerivableCoordinates
)

  
Public function Const const FLinearBoundary &  
Public function Const ECurve  
Public function Const int32  
Public function Virtual Const double

GetLength ( double Tolerance
)

  
Public function Const double

GetUMax ()

  
Public function Const double

GetUMin ()

  
Public function Static TSharedPtr< FCurve >

MakeBezierCurve ( const TArray< FPoint >& InPoles
)

  
Public function Virtual TSharedPtr< FCurve >

MakeBoundedCurve ( const FLinearBoundary& InBoundary
)

 Make a new curve based on the new bounds.
Public function Static TSharedPtr< FCurve >

MakeNurbsCurve ( FNurbsCurveData& InNurbsData
)

  
Public function Static TSharedPtr< FCurve >

MakeSplineCurve ( const TArray< FPoint >& InPoles
)

  
Public function Static TSharedPtr< FCurve >

MakeSplineCurve ( const TArray< FPoint >& InPoles,
const TArray< FPoint >& Tangents
)

  
Public function Static TSharedPtr< FCurve >

MakeSplineCurve ( const TArray< FPoint >& InPoles,
const TArray< FPoint >& ArriveTangents,
const TArray< FPoint >& LeaveTangents
)

  
Public function void

Offset ( const FPoint& OffsetDirection
)

  
Public function Const void

Presample ( TArray< double >& OutSampling,
double Tolerance
)

 Generate a pre-sampling of the curve saved in OutCoordinates.
Public function Virtual Const void

Presample ( const FLinearBoundary& InBoundary,
double Tolerance,
TArray< double >& OutSampling
)

  
Public function Virtual TSharedPtr< FCurve >

Rebound ( const FLinearBoundary& InBoundary
)

 Rebound the curve, if not possible make a new curve based on the new bounds.

Overridden from FEntityGeom

  Type Name Description
Public function Const TSharedPtr< FEntityGeom >

ApplyMatrix ( const FMatrixH& InMatrix
)

  

Overridden from FEntity

  Type Name Description
Public function Virtual Const EEntity  
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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