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:

[legend]

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)
	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)
	Stores in <T> the parameters bounding the intervals <br> of continuity <S>. <br> The array must provide enough room to accomodate for the parameters. i.e. T.Length() > NbIntervals() More...

Handle_Adaptor3d_HCurve	Trim (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 <br> 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_BezierCurve	Bezier () const

Handle_Geom_BSplineCurve	BSpline () const

Public Member Functions inherited from Adaptor3d_Curve
virtual void	Delete ()

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 <br>

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
	)

virtual

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

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 )

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:

Adaptor3d_CurveOnSurface.hxx

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation