Open CASCADE Technology  6.7.1
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Public Member Functions
Adaptor3d_IsoCurve Class Reference

Defines an isoparametric curve on a surface. The
type of isoparametric curve (U or V) is defined
with the enumeration IsoType from GeomAbs if
NoneIso is given an error is raised.
More...

#include <Adaptor3d_IsoCurve.hxx>

Inheritance diagram for Adaptor3d_IsoCurve:
Inheritance graph
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Public Member Functions

 Adaptor3d_IsoCurve ()
 The iso is set to NoneIso.
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 Adaptor3d_IsoCurve (const Handle< Adaptor3d_HSurface > &S)
 The surface is loaded. The iso is set to NoneIso.
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 Adaptor3d_IsoCurve (const Handle< Adaptor3d_HSurface > &S, const GeomAbs_IsoType Iso, const Standard_Real Param)
 Creates an IsoCurve curve. Iso defines the
type (isoU or isoU) Param defines the value of
the iso. The bounds of the iso are the bounds
of the surface.
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 Adaptor3d_IsoCurve (const Handle< Adaptor3d_HSurface > &S, const GeomAbs_IsoType Iso, const Standard_Real Param, const Standard_Real WFirst, const Standard_Real WLast)
 Create an IsoCurve curve. Iso defines the type
(isoU or isov). Param defines the value of the
iso. WFirst,WLast define the bounds of the iso.
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void Load (const Handle< Adaptor3d_HSurface > &S)
 Changes the surface. The iso is reset to
NoneIso.
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void Load (const GeomAbs_IsoType Iso, const Standard_Real Param)
 Changes the iso on the current surface.
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void Load (const GeomAbs_IsoType Iso, const Standard_Real Param, const Standard_Real WFirst, const Standard_Real WLast)
 Changes the iso on the current surface.
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const Handle_Adaptor3d_HSurface & Surface () const
 
GeomAbs_IsoType Iso () const
 
Standard_Real Parameter () const
 
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.
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void D0 (const Standard_Real U, gp_Pnt &P) const
 Computes the point of parameter U on the curve.
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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.
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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

Defines an isoparametric curve on a surface. The
type of isoparametric curve (U or V) is defined
with the enumeration IsoType from GeomAbs if
NoneIso is given an error is raised.

Constructor & Destructor Documentation

Adaptor3d_IsoCurve::Adaptor3d_IsoCurve ( )

The iso is set to NoneIso.

Adaptor3d_IsoCurve::Adaptor3d_IsoCurve ( const Handle< Adaptor3d_HSurface > &  S)

The surface is loaded. The iso is set to NoneIso.

Adaptor3d_IsoCurve::Adaptor3d_IsoCurve ( const Handle< Adaptor3d_HSurface > &  S,
const GeomAbs_IsoType  Iso,
const Standard_Real  Param 
)

Creates an IsoCurve curve. Iso defines the
type (isoU or isoU) Param defines the value of
the iso. The bounds of the iso are the bounds
of the surface.

Adaptor3d_IsoCurve::Adaptor3d_IsoCurve ( const Handle< Adaptor3d_HSurface > &  S,
const GeomAbs_IsoType  Iso,
const Standard_Real  Param,
const Standard_Real  WFirst,
const Standard_Real  WLast 
)

Create an IsoCurve curve. Iso defines the type
(isoU or isov). Param defines the value of the
iso. WFirst,WLast define the bounds of the iso.

Member Function Documentation

Handle_Geom_BezierCurve Adaptor3d_IsoCurve::Bezier ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Handle_Geom_BSplineCurve Adaptor3d_IsoCurve::BSpline ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

gp_Circ Adaptor3d_IsoCurve::Circle ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

GeomAbs_Shape Adaptor3d_IsoCurve::Continuity ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

void Adaptor3d_IsoCurve::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_IsoCurve::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_IsoCurve::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_IsoCurve::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_IsoCurve::Degree ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

gp_Vec Adaptor3d_IsoCurve::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_IsoCurve::Ellipse ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Real Adaptor3d_IsoCurve::FirstParameter ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

GeomAbs_CurveType Adaptor3d_IsoCurve::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_IsoCurve::Hyperbola ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

void Adaptor3d_IsoCurve::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_IsoCurve::IsClosed ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

GeomAbs_IsoType Adaptor3d_IsoCurve::Iso ( ) const
Standard_Boolean Adaptor3d_IsoCurve::IsPeriodic ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Boolean Adaptor3d_IsoCurve::IsRational ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Real Adaptor3d_IsoCurve::LastParameter ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

gp_Lin Adaptor3d_IsoCurve::Line ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

void Adaptor3d_IsoCurve::Load ( const Handle< Adaptor3d_HSurface > &  S)

Changes the surface. The iso is reset to
NoneIso.

void Adaptor3d_IsoCurve::Load ( const GeomAbs_IsoType  Iso,
const Standard_Real  Param 
)

Changes the iso on the current surface.

void Adaptor3d_IsoCurve::Load ( const GeomAbs_IsoType  Iso,
const Standard_Real  Param,
const Standard_Real  WFirst,
const Standard_Real  WLast 
)

Changes the iso on the current surface.

Standard_Integer Adaptor3d_IsoCurve::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_IsoCurve::NbKnots ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Integer Adaptor3d_IsoCurve::NbPoles ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

gp_Parab Adaptor3d_IsoCurve::Parabola ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Real Adaptor3d_IsoCurve::Parameter ( ) const
Standard_Real Adaptor3d_IsoCurve::Period ( ) const
virtual

Reimplemented from Adaptor3d_Curve.

Standard_Real Adaptor3d_IsoCurve::Resolution ( const Standard_Real  R3d) const
virtual

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

Reimplemented from Adaptor3d_Curve.

const Handle_Adaptor3d_HSurface& Adaptor3d_IsoCurve::Surface ( ) const
Handle_Adaptor3d_HCurve Adaptor3d_IsoCurve::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_IsoCurve::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:
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