Open CASCADE Technology
6.5.4
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An interface between the services provided by any
curve from the package Geom2d and those required
of the curve by algorithms which use it.
#include <Geom2dAdaptor_Curve.hxx>
Public Member Functions | |
DEFINE_STANDARD_ALLOC | Geom2dAdaptor_Curve () |
Geom2dAdaptor_Curve (const Handle< Geom2d_Curve > &C) | |
Geom2dAdaptor_Curve (const Handle< Geom2d_Curve > &C, const Standard_Real UFirst, const Standard_Real ULast) | |
ConstructionError is raised if Ufirst>Ulast | |
void | Load (const Handle< Geom2d_Curve > &C) |
void | Load (const Handle< Geom2d_Curve > &C, const Standard_Real UFirst, const Standard_Real ULast) |
ConstructionError is raised if Ufirst>Ulast | |
const Handle_Geom2d_Curve & | Curve () const |
Standard_Real | FirstParameter () const |
Standard_Real | LastParameter () const |
GeomAbs_Shape | Continuity () const |
Standard_Integer | NbIntervals (const GeomAbs_Shape S) const |
If necessary, breaks the curve in intervals of continuity <S>. And returns the number of intervals. | |
void | Intervals (TColStd_Array1OfReal &T, const GeomAbs_Shape S) const |
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() | |
Handle_Adaptor2d_HCurve2d | 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> | |
Standard_Boolean | IsClosed () const |
Standard_Boolean | IsPeriodic () const |
Standard_Real | Period () const |
gp_Pnt2d | Value (const Standard_Real U) const |
Computes the point of parameter U on the curve | |
void | D0 (const Standard_Real U, gp_Pnt2d &P) const |
Computes the point of parameter U. | |
void | D1 (const Standard_Real U, gp_Pnt2d &P, gp_Vec2d &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. | |
void | D2 (const Standard_Real U, gp_Pnt2d &P, gp_Vec2d &V1, gp_Vec2d &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. | |
void | D3 (const Standard_Real U, gp_Pnt2d &P, gp_Vec2d &V1, gp_Vec2d &V2, gp_Vec2d &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. | |
gp_Vec2d | 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. | |
Standard_Real | Resolution (const Standard_Real Ruv) const |
returns the parametric resolution | |
GeomAbs_CurveType | GetType () const |
Returns the type of the curve in the current interval : Line, Circle, Ellipse, Hyperbola, Parabola, BezierCurve, BSplineCurve, OtherCurve. | |
gp_Lin2d | Line () const |
gp_Circ2d | Circle () const |
gp_Elips2d | Ellipse () const |
gp_Hypr2d | Hyperbola () const |
gp_Parab2d | Parabola () const |
Standard_Integer | Degree () const |
Standard_Boolean | IsRational () const |
Standard_Integer | NbPoles () const |
Standard_Integer | NbKnots () const |
Handle_Geom2d_BezierCurve | Bezier () const |
Handle_Geom2d_BSplineCurve | BSpline () const |
Geom2dAdaptor_Curve::Geom2dAdaptor_Curve | ( | const Handle< Geom2d_Curve > & | C, |
const Standard_Real | UFirst, | ||
const Standard_Real | ULast | ||
) |
Handle_Geom2d_BezierCurve Geom2dAdaptor_Curve::Bezier | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Handle_Geom2d_BSplineCurve Geom2dAdaptor_Curve::BSpline | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
gp_Circ2d Geom2dAdaptor_Curve::Circle | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
GeomAbs_Shape Geom2dAdaptor_Curve::Continuity | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
const Handle_Geom2d_Curve& Geom2dAdaptor_Curve::Curve | ( | ) | const |
void Geom2dAdaptor_Curve::D0 | ( | const Standard_Real | U, |
gp_Pnt2d & | P | ||
) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
void Geom2dAdaptor_Curve::D1 | ( | const Standard_Real | U, |
gp_Pnt2d & | P, | ||
gp_Vec2d & | V | ||
) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
void Geom2dAdaptor_Curve::D2 | ( | const Standard_Real | U, |
gp_Pnt2d & | P, | ||
gp_Vec2d & | V1, | ||
gp_Vec2d & | V2 | ||
) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
void Geom2dAdaptor_Curve::D3 | ( | const Standard_Real | U, |
gp_Pnt2d & | P, | ||
gp_Vec2d & | V1, | ||
gp_Vec2d & | V2, | ||
gp_Vec2d & | V3 | ||
) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Standard_Integer Geom2dAdaptor_Curve::Degree | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
gp_Vec2d Geom2dAdaptor_Curve::DN | ( | const Standard_Real | U, |
const Standard_Integer | N | ||
) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
gp_Elips2d Geom2dAdaptor_Curve::Ellipse | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Standard_Real Geom2dAdaptor_Curve::FirstParameter | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
GeomAbs_CurveType Geom2dAdaptor_Curve::GetType | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
gp_Hypr2d Geom2dAdaptor_Curve::Hyperbola | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
void Geom2dAdaptor_Curve::Intervals | ( | TColStd_Array1OfReal & | T, |
const GeomAbs_Shape | S | ||
) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Standard_Boolean Geom2dAdaptor_Curve::IsClosed | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Standard_Boolean Geom2dAdaptor_Curve::IsPeriodic | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Standard_Boolean Geom2dAdaptor_Curve::IsRational | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Standard_Real Geom2dAdaptor_Curve::LastParameter | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
gp_Lin2d Geom2dAdaptor_Curve::Line | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
void Geom2dAdaptor_Curve::Load | ( | const Handle< Geom2d_Curve > & | C | ) |
void Geom2dAdaptor_Curve::Load | ( | const Handle< Geom2d_Curve > & | C, |
const Standard_Real | UFirst, | ||
const Standard_Real | ULast | ||
) |
Standard_Integer Geom2dAdaptor_Curve::NbIntervals | ( | const GeomAbs_Shape | S | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Standard_Integer Geom2dAdaptor_Curve::NbKnots | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Standard_Integer Geom2dAdaptor_Curve::NbPoles | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
gp_Parab2d Geom2dAdaptor_Curve::Parabola | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Standard_Real Geom2dAdaptor_Curve::Period | ( | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Standard_Real Geom2dAdaptor_Curve::Resolution | ( | const Standard_Real | Ruv | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
Handle_Adaptor2d_HCurve2d Geom2dAdaptor_Curve::Trim | ( | const Standard_Real | First, |
const Standard_Real | Last, | ||
const Standard_Real | Tol | ||
) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.
gp_Pnt2d Geom2dAdaptor_Curve::Value | ( | const Standard_Real | U | ) | const [virtual] |
Reimplemented from Adaptor2d_Curve2d.