Open CASCADE Technology  6.9.0
Public Member Functions

Adaptor3d_CurveOnSurface Class Reference

An interface between the services provided by a curve lying on a surface from the package Geom and those required of the curve by algorithms which use it. The curve is defined as a 2D curve from the Geom2d package, in the parametric space of the surface. More...

#include <Adaptor3d_CurveOnSurface.hxx>

Inheritance diagram for Adaptor3d_CurveOnSurface:
Inheritance graph
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Public Member Functions

 Adaptor3d_CurveOnSurface ()
 
 Adaptor3d_CurveOnSurface (const Handle< Adaptor3d_HSurface > &S)
 
 Adaptor3d_CurveOnSurface (const Handle< Adaptor2d_HCurve2d > &C, const Handle< Adaptor3d_HSurface > &S)
 Creates a CurveOnSurface from the 2d curve and the surface <S>. More...
 
void Load (const Handle< Adaptor3d_HSurface > &S)
 Changes the surface. More...
 
void Load (const Handle< Adaptor2d_HCurve2d > &C)
 Changes the 2d curve. More...
 
const Handle
< Adaptor2d_HCurve2d > & 
GetCurve () const
 
const Handle
< Adaptor3d_HSurface > & 
GetSurface () const
 
Handle< Adaptor2d_HCurve2d > & ChangeCurve ()
 
Handle< Adaptor3d_HSurface > & ChangeSurface ()
 
Standard_Real FirstParameter () const
 
Standard_Real LastParameter () const
 
GeomAbs_Shape Continuity () const
 
Standard_Integer NbIntervals (const GeomAbs_Shape S) const
 Returns the number of intervals for continuity <S>. May be one if Continuity(me) >= <S> More...
 
void Intervals (TColStd_Array1OfReal &T, const GeomAbs_Shape S) const
 Stores in <T> the parameters bounding the intervals of continuity <S>. More...
 
Handle< Adaptor3d_HCurveTrim (const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) const
 Returns a curve equivalent of <me> between parameters <First> and <Last>. <Tol> is used to test for 3d points confusion. If <First> >= <Last> More...
 
Standard_Boolean IsClosed () const
 
Standard_Boolean IsPeriodic () const
 
Standard_Real Period () const
 
gp_Pnt Value (const Standard_Real U) const
 Computes the point of parameter U on the curve. More...
 
void D0 (const Standard_Real U, gp_Pnt &P) const
 Computes the point of parameter U on the curve. More...
 
void D1 (const Standard_Real U, gp_Pnt &P, gp_Vec &V) const
 Computes the point of parameter U on the curve with its first derivative. Raised if the continuity of the current interval is not C1. More...
 
void D2 (const Standard_Real U, gp_Pnt &P, gp_Vec &V1, gp_Vec &V2) const
 Returns the point P of parameter U, the first and second derivatives V1 and V2. Raised if the continuity of the current interval is not C2. More...
 
void D3 (const Standard_Real U, gp_Pnt &P, gp_Vec &V1, gp_Vec &V2, gp_Vec &V3) const
 Returns the point P of parameter U, the first, the second and the third derivative. Raised if the continuity of the current interval is not C3. More...
 
gp_Vec DN (const Standard_Real U, const Standard_Integer N) const
 The returned vector gives the value of the derivative for the order of derivation N. Raised if the continuity of the current interval is not CN. Raised if N < 1. More...
 
Standard_Real Resolution (const Standard_Real R3d) const
 Returns the parametric resolution corresponding to the real space resolution <R3d>. More...
 
GeomAbs_CurveType GetType () const
 Returns the type of the curve in the current interval : Line, Circle, Ellipse, Hyperbola, Parabola, BezierCurve, BSplineCurve, OtherCurve. More...
 
gp_Lin Line () const
 
gp_Circ Circle () const
 
gp_Elips Ellipse () const
 
gp_Hypr Hyperbola () const
 
gp_Parab Parabola () const
 
Standard_Integer Degree () const
 
Standard_Boolean IsRational () const
 
Standard_Integer NbPoles () const
 
Standard_Integer NbKnots () const
 
Handle< Geom_BezierCurveBezier () const
 
Handle< Geom_BSplineCurveBSpline () const
 
- Public Member Functions inherited from Adaptor3d_Curve
virtual ~Adaptor3d_Curve ()
 

Detailed Description

An interface between the services provided by a curve lying on a surface from the package Geom and those required of the curve by algorithms which use it. The curve is defined as a 2D curve from the Geom2d package, in the parametric space of the surface.

Constructor & Destructor Documentation

Adaptor3d_CurveOnSurface::Adaptor3d_CurveOnSurface ( )
Adaptor3d_CurveOnSurface::Adaptor3d_CurveOnSurface ( const Handle< Adaptor3d_HSurface > &  S)
Adaptor3d_CurveOnSurface::Adaptor3d_CurveOnSurface ( const Handle< Adaptor2d_HCurve2d > &  C,
const Handle< Adaptor3d_HSurface > &  S 
)

Creates a CurveOnSurface from the 2d curve and the surface <S>.

Member Function Documentation

Handle< Geom_BezierCurve > Adaptor3d_CurveOnSurface::Bezier ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Handle< Geom_BSplineCurve > Adaptor3d_CurveOnSurface::BSpline ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Handle< Adaptor2d_HCurve2d >& Adaptor3d_CurveOnSurface::ChangeCurve ( )
Handle< Adaptor3d_HSurface >& Adaptor3d_CurveOnSurface::ChangeSurface ( )
gp_Circ Adaptor3d_CurveOnSurface::Circle ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

GeomAbs_Shape Adaptor3d_CurveOnSurface::Continuity ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

void Adaptor3d_CurveOnSurface::D0 ( const Standard_Real  U,
gp_Pnt P 
) const
virtual

Computes the point of parameter U on the curve.

Reimplemented from Adaptor3d_Curve.

void Adaptor3d_CurveOnSurface::D1 ( const Standard_Real  U,
gp_Pnt P,
gp_Vec V 
) const
virtual

Computes the point of parameter U on the curve with its first derivative. Raised if the continuity of the current interval is not C1.

Reimplemented from Adaptor3d_Curve.

void Adaptor3d_CurveOnSurface::D2 ( const Standard_Real  U,
gp_Pnt P,
gp_Vec V1,
gp_Vec V2 
) const
virtual

Returns the point P of parameter U, the first and second derivatives V1 and V2. Raised if the continuity of the current interval is not C2.

Reimplemented from Adaptor3d_Curve.

void Adaptor3d_CurveOnSurface::D3 ( const Standard_Real  U,
gp_Pnt P,
gp_Vec V1,
gp_Vec V2,
gp_Vec V3 
) const
virtual

Returns the point P of parameter U, the first, the second and the third derivative. Raised if the continuity of the current interval is not C3.

Reimplemented from Adaptor3d_Curve.

Standard_Integer Adaptor3d_CurveOnSurface::Degree ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

gp_Vec Adaptor3d_CurveOnSurface::DN ( const Standard_Real  U,
const Standard_Integer  N 
) const
virtual

The returned vector gives the value of the derivative for the order of derivation N. Raised if the continuity of the current interval is not CN. Raised if N < 1.

Reimplemented from Adaptor3d_Curve.

gp_Elips Adaptor3d_CurveOnSurface::Ellipse ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Real Adaptor3d_CurveOnSurface::FirstParameter ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

const Handle< Adaptor2d_HCurve2d >& Adaptor3d_CurveOnSurface::GetCurve ( ) const
const Handle< Adaptor3d_HSurface >& Adaptor3d_CurveOnSurface::GetSurface ( ) const
GeomAbs_CurveType Adaptor3d_CurveOnSurface::GetType ( ) const
virtual

Returns the type of the curve in the current interval : Line, Circle, Ellipse, Hyperbola, Parabola, BezierCurve, BSplineCurve, OtherCurve.

Reimplemented from Adaptor3d_Curve.

gp_Hypr Adaptor3d_CurveOnSurface::Hyperbola ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

void Adaptor3d_CurveOnSurface::Intervals ( TColStd_Array1OfReal T,
const GeomAbs_Shape  S 
) const
virtual

Stores in <T> the parameters bounding the intervals of continuity <S>.

The array must provide enough room to accomodate for the parameters. i.e. T.Length() > NbIntervals()

Reimplemented from Adaptor3d_Curve.

Standard_Boolean Adaptor3d_CurveOnSurface::IsClosed ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Boolean Adaptor3d_CurveOnSurface::IsPeriodic ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Boolean Adaptor3d_CurveOnSurface::IsRational ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Real Adaptor3d_CurveOnSurface::LastParameter ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

gp_Lin Adaptor3d_CurveOnSurface::Line ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

void Adaptor3d_CurveOnSurface::Load ( const Handle< Adaptor3d_HSurface > &  S)

Changes the surface.

void Adaptor3d_CurveOnSurface::Load ( const Handle< Adaptor2d_HCurve2d > &  C)

Changes the 2d curve.

Standard_Integer Adaptor3d_CurveOnSurface::NbIntervals ( const GeomAbs_Shape  S) const
virtual

Returns the number of intervals for continuity <S>. May be one if Continuity(me) >= <S>

Reimplemented from Adaptor3d_Curve.

Standard_Integer Adaptor3d_CurveOnSurface::NbKnots ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Integer Adaptor3d_CurveOnSurface::NbPoles ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

gp_Parab Adaptor3d_CurveOnSurface::Parabola ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Real Adaptor3d_CurveOnSurface::Period ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Real Adaptor3d_CurveOnSurface::Resolution ( const Standard_Real  R3d) const
virtual

Returns the parametric resolution corresponding to the real space resolution <R3d>.

Reimplemented from Adaptor3d_Curve.

Handle< Adaptor3d_HCurve > Adaptor3d_CurveOnSurface::Trim ( const Standard_Real  First,
const Standard_Real  Last,
const Standard_Real  Tol 
) const
virtual

Returns a curve equivalent of <me> between parameters <First> and <Last>. <Tol> is used to test for 3d points confusion. If <First> >= <Last>

Reimplemented from Adaptor3d_Curve.

gp_Pnt Adaptor3d_CurveOnSurface::Value ( const Standard_Real  U) const
virtual

Computes the point of parameter U on the curve.

Reimplemented from Adaptor3d_Curve.


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