ChFiDS_ElSpine Class Reference

Elementary Spine for cheminements and approximations.
More...

#include <ChFiDS_ElSpine.hxx>

Inheritance diagram for ChFiDS_ElSpine:

Public Member Functions
	ChFiDS_ElSpine ()
virtual Standard_Real	FirstParameter () const
virtual 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...
virtual 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. More...
virtual Standard_Real	Resolution (const Standard_Real R3d) const
	Returns the parametric resolution corresponding to the real space resolution <R3d>. More...
virtual GeomAbs_CurveType	GetType () const
	Returns the type of the curve in the current interval : Line, Circle, Ellipse, Hyperbola, Parabola, BezierCurve, BSplineCurve, OtherCurve. More...
virtual Standard_Boolean	IsPeriodic () const
void	SetPeriodic (const Standard_Boolean I)
virtual Standard_Real	Period () const
virtual gp_Pnt	Value (const Standard_Real AbsC) const
	Computes the point of parameter U on the curve. More...
virtual void	D0 (const Standard_Real AbsC, gp_Pnt &P) const
	Computes the point of parameter U on the curve. More...
virtual void	D1 (const Standard_Real AbsC, gp_Pnt &P, gp_Vec &V1) 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...
virtual void	D2 (const Standard_Real AbsC, 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...
virtual void	D3 (const Standard_Real AbsC, 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...
void	FirstParameter (const Standard_Real P)
void	LastParameter (const Standard_Real P)
void	SetOrigin (const Standard_Real O)
void	FirstPointAndTgt (gp_Pnt &P, gp_Vec &T) const
void	LastPointAndTgt (gp_Pnt &P, gp_Vec &T) const
void	SetFirstPointAndTgt (const gp_Pnt &P, const gp_Vec &T)
void	SetLastPointAndTgt (const gp_Pnt &P, const gp_Vec &T)
void	SetCurve (const Handle< Geom_Curve > &C)
const Handle_ChFiDS_SurfData &	Previous () const
Handle_ChFiDS_SurfData &	ChangePrevious ()
const Handle_ChFiDS_SurfData &	Next () const
Handle_ChFiDS_SurfData &	ChangeNext ()
gp_Lin	Line () const
gp_Circ	Circle () const
gp_Elips	Ellipse () const
gp_Hypr	Hyperbola () const
gp_Parab	Parabola () const
Handle_Geom_BezierCurve	Bezier () const
Handle_Geom_BSplineCurve	BSpline () const
Public Member Functions inherited from Adaptor3d_Curve
virtual void	Delete ()
virtual	~Adaptor3d_Curve ()
virtual Standard_Boolean	IsClosed () const
virtual 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...
virtual Standard_Integer	Degree () const
virtual Standard_Boolean	IsRational () const
virtual Standard_Integer	NbPoles () const
virtual Standard_Integer	NbKnots () const

Detailed Description

Elementary Spine for cheminements and approximations.

Constructor & Destructor Documentation

ChFiDS_ElSpine::ChFiDS_ElSpine

(

)

Member Function Documentation

Handle_Geom_BezierCurve ChFiDS_ElSpine::Bezier ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

Handle_Geom_BSplineCurve ChFiDS_ElSpine::BSpline ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

Handle_ChFiDS_SurfData& ChFiDS_ElSpine::ChangeNext

(

)

Handle_ChFiDS_SurfData& ChFiDS_ElSpine::ChangePrevious

(

)

gp_Circ ChFiDS_ElSpine::Circle ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

GeomAbs_Shape ChFiDS_ElSpine::Continuity ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

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

virtual

Computes the point of parameter U on the curve.

Reimplemented from Adaptor3d_Curve.

virtual void ChFiDS_ElSpine::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.

virtual void ChFiDS_ElSpine::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.

virtual void ChFiDS_ElSpine::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.

gp_Elips ChFiDS_ElSpine::Ellipse ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

virtual Standard_Real ChFiDS_ElSpine::FirstParameter ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

void ChFiDS_ElSpine::FirstParameter

(

const Standard_Real

P

)

void ChFiDS_ElSpine::FirstPointAndTgt	(	gp_Pnt &	P,
		gp_Vec &	T
	)		const

virtual GeomAbs_CurveType ChFiDS_ElSpine::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 ChFiDS_ElSpine::Hyperbola ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

void ChFiDS_ElSpine::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.

virtual Standard_Boolean ChFiDS_ElSpine::IsPeriodic ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

virtual Standard_Real ChFiDS_ElSpine::LastParameter ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

void ChFiDS_ElSpine::LastParameter

(

const Standard_Real

P

)

void ChFiDS_ElSpine::LastPointAndTgt	(	gp_Pnt &	P,
		gp_Vec &	T
	)		const

gp_Lin ChFiDS_ElSpine::Line ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

Standard_Integer ChFiDS_ElSpine::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.

const Handle_ChFiDS_SurfData& ChFiDS_ElSpine::Next

(

)

const

gp_Parab ChFiDS_ElSpine::Parabola ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

virtual Standard_Real ChFiDS_ElSpine::Period ( ) const

virtual

Reimplemented from Adaptor3d_Curve.

const Handle_ChFiDS_SurfData& ChFiDS_ElSpine::Previous

(

)

const

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

virtual

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

Reimplemented from Adaptor3d_Curve.

void ChFiDS_ElSpine::SetCurve

(

const Handle< Geom_Curve > &

C

)

void ChFiDS_ElSpine::SetFirstPointAndTgt	(	const gp_Pnt &	P,
		const gp_Vec &	T
	)

void ChFiDS_ElSpine::SetLastPointAndTgt	(	const gp_Pnt &	P,
		const gp_Vec &	T
	)

void ChFiDS_ElSpine::SetOrigin

(

const Standard_Real

O

)

void ChFiDS_ElSpine::SetPeriodic

(

const Standard_Boolean

I

)

virtual Handle_Adaptor3d_HCurve ChFiDS_ElSpine::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.

Reimplemented from Adaptor3d_Curve.

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

virtual

Computes the point of parameter U on the curve.

Reimplemented from Adaptor3d_Curve.

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

• ChFiDS_ElSpine.hxx