BRepBlend_HCurve2dTool Class Reference

#include <BRepBlend_HCurve2dTool.hxx>

Static Public Member Functions
static Standard_Real	FirstParameter (const Handle< Adaptor2d_Curve2d > &C)
static Standard_Real	LastParameter (const Handle< Adaptor2d_Curve2d > &C)
static GeomAbs_Shape	Continuity (const Handle< Adaptor2d_Curve2d > &C)
static Standard_Integer	NbIntervals (const Handle< Adaptor2d_Curve2d > &C, const GeomAbs_Shape S)
	Returns the number of intervals for continuity . May be one if Continuity(myclass) >=
static void	Intervals (const Handle< Adaptor2d_Curve2d > &C, TColStd_Array1OfReal &T, const GeomAbs_Shape S)
	Stores in <T> the parameters bounding the intervals of continuity .
static Standard_Boolean	IsClosed (const Handle< Adaptor2d_Curve2d > &C)
static Standard_Boolean	IsPeriodic (const Handle< Adaptor2d_Curve2d > &C)
static Standard_Real	Period (const Handle< Adaptor2d_Curve2d > &C)
static gp_Pnt2d	Value (const Handle< Adaptor2d_Curve2d > &C, const Standard_Real U)
	Computes the point of parameter U on the curve.
static void	D0 (const Handle< Adaptor2d_Curve2d > &C, const Standard_Real U, gp_Pnt2d &P)
	Computes the point of parameter U on the curve.
static void	D1 (const Handle< Adaptor2d_Curve2d > &C, const Standard_Real U, gp_Pnt2d &P, gp_Vec2d &V)
	Computes the point of parameter U on the curve with its first derivative. Raised if the continuity of the current interval is not C1.
static void	D2 (const Handle< Adaptor2d_Curve2d > &C, const Standard_Real U, gp_Pnt2d &P, gp_Vec2d &V1, gp_Vec2d &V2)
	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.
static void	D3 (const Handle< Adaptor2d_Curve2d > &C, const Standard_Real U, gp_Pnt2d &P, gp_Vec2d &V1, gp_Vec2d &V2, gp_Vec2d &V3)
	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.
static gp_Vec2d	DN (const Handle< Adaptor2d_Curve2d > &C, const Standard_Real U, const Standard_Integer N)
	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.
static Standard_Real	Resolution (const Handle< Adaptor2d_Curve2d > &C, const Standard_Real R3d)
	Returns the parametric resolution corresponding to the real space resolution <R3d>.
static GeomAbs_CurveType	GetType (const Handle< Adaptor2d_Curve2d > &C)
	Returns the type of the curve in the current interval : Line, Circle, Ellipse, Hyperbola, Parabola, BezierCurve, BSplineCurve, OtherCurve.
static gp_Lin2d	Line (const Handle< Adaptor2d_Curve2d > &C)
static gp_Circ2d	Circle (const Handle< Adaptor2d_Curve2d > &C)
static gp_Elips2d	Ellipse (const Handle< Adaptor2d_Curve2d > &C)
static gp_Hypr2d	Hyperbola (const Handle< Adaptor2d_Curve2d > &C)
static gp_Parab2d	Parabola (const Handle< Adaptor2d_Curve2d > &C)
static Handle< Geom2d_BezierCurve >	Bezier (const Handle< Adaptor2d_Curve2d > &C)
static Handle< Geom2d_BSplineCurve >	BSpline (const Handle< Adaptor2d_Curve2d > &C)
static Standard_Integer	NbSamples (const Handle< Adaptor2d_Curve2d > &C, const Standard_Real U0, const Standard_Real U1)

Member Function Documentation

Bezier()

static Handle< Geom2d_BezierCurve > BRepBlend_HCurve2dTool::Bezier ( const Handle< Adaptor2d_Curve2d > &  C )

static

BSpline()

static Handle< Geom2d_BSplineCurve > BRepBlend_HCurve2dTool::BSpline ( const Handle< Adaptor2d_Curve2d > &  C )

static

Circle()

static gp_Circ2d BRepBlend_HCurve2dTool::Circle ( const Handle< Adaptor2d_Curve2d > &  C )

static

Continuity()

static GeomAbs_Shape BRepBlend_HCurve2dTool::Continuity ( const Handle< Adaptor2d_Curve2d > &  C )

static

D0()

static void BRepBlend_HCurve2dTool::D0 ( const Handle< Adaptor2d_Curve2d > &  C, const Standard_Real  U, gp_Pnt2d &  P  )

static

Computes the point of parameter U on the curve.

D1()

static void BRepBlend_HCurve2dTool::D1 ( const Handle< Adaptor2d_Curve2d > &  C, const Standard_Real  U, gp_Pnt2d &  P, gp_Vec2d &  V  )

static

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

D2()

static void BRepBlend_HCurve2dTool::D2 ( const Handle< Adaptor2d_Curve2d > &  C, const Standard_Real  U, gp_Pnt2d &  P, gp_Vec2d &  V1, gp_Vec2d &  V2  )

static

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.

D3()

static void BRepBlend_HCurve2dTool::D3 ( const Handle< Adaptor2d_Curve2d > &  C, const Standard_Real  U, gp_Pnt2d &  P, gp_Vec2d &  V1, gp_Vec2d &  V2, gp_Vec2d &  V3  )

static

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.

DN()

static gp_Vec2d BRepBlend_HCurve2dTool::DN ( const Handle< Adaptor2d_Curve2d > &  C, const Standard_Real  U, const Standard_Integer  N  )

static

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.

Ellipse()

static gp_Elips2d BRepBlend_HCurve2dTool::Ellipse ( const Handle< Adaptor2d_Curve2d > &  C )

static

FirstParameter()

static Standard_Real BRepBlend_HCurve2dTool::FirstParameter ( const Handle< Adaptor2d_Curve2d > &  C )

static

GetType()

static GeomAbs_CurveType BRepBlend_HCurve2dTool::GetType ( const Handle< Adaptor2d_Curve2d > &  C )

static

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

Hyperbola()

static gp_Hypr2d BRepBlend_HCurve2dTool::Hyperbola ( const Handle< Adaptor2d_Curve2d > &  C )

static

Intervals()

static void BRepBlend_HCurve2dTool::Intervals ( const Handle< Adaptor2d_Curve2d > &  C, TColStd_Array1OfReal &  T, const GeomAbs_Shape  S  )

static

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

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

IsClosed()

static Standard_Boolean BRepBlend_HCurve2dTool::IsClosed ( const Handle< Adaptor2d_Curve2d > &  C )

static

IsPeriodic()

static Standard_Boolean BRepBlend_HCurve2dTool::IsPeriodic ( const Handle< Adaptor2d_Curve2d > &  C )

static

LastParameter()

static Standard_Real BRepBlend_HCurve2dTool::LastParameter ( const Handle< Adaptor2d_Curve2d > &  C )

static

Line()

static gp_Lin2d BRepBlend_HCurve2dTool::Line ( const Handle< Adaptor2d_Curve2d > &  C )

static

NbIntervals()

static Standard_Integer BRepBlend_HCurve2dTool::NbIntervals ( const Handle< Adaptor2d_Curve2d > &  C, const GeomAbs_Shape  S  )

static

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

NbSamples()

static Standard_Integer BRepBlend_HCurve2dTool::NbSamples ( const Handle< Adaptor2d_Curve2d > &  C, const Standard_Real  U0, const Standard_Real  U1  )

static

Parabola()

static gp_Parab2d BRepBlend_HCurve2dTool::Parabola ( const Handle< Adaptor2d_Curve2d > &  C )

static

Period()

static Standard_Real BRepBlend_HCurve2dTool::Period ( const Handle< Adaptor2d_Curve2d > &  C )

static

Resolution()

static Standard_Real BRepBlend_HCurve2dTool::Resolution ( const Handle< Adaptor2d_Curve2d > &  C, const Standard_Real  R3d  )

static

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

Value()

static gp_Pnt2d BRepBlend_HCurve2dTool::Value ( const Handle< Adaptor2d_Curve2d > &  C, const Standard_Real  U  )

static

Computes the point of parameter U on the curve.

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

• BRepBlend_HCurve2dTool.hxx