GeomConvert_ApproxCurve Class Reference

A framework to convert a 3D curve to a 3D BSpline. This is done by approximation to a BSpline curve within a given tolerance. More...

#include <GeomConvert_ApproxCurve.hxx>

Public Member Functions
	GeomConvert_ApproxCurve (const Handle< Geom_Curve > &Curve, const Standard_Real Tol3d, const GeomAbs_Shape Order, const Standard_Integer MaxSegments, const Standard_Integer MaxDegree)
	Constructs a curve approximation framework defined by -.
	GeomConvert_ApproxCurve (const Handle< Adaptor3d_Curve > &Curve, const Standard_Real Tol3d, const GeomAbs_Shape Order, const Standard_Integer MaxSegments, const Standard_Integer MaxDegree)
	Constructs a curve approximation framework defined by -.
Handle< Geom_BSplineCurve >	Curve () const
	Returns the BSpline curve resulting from the approximation algorithm.
Standard_Boolean	IsDone () const
	returns Standard_True if the approximation has been done within required tolerance
Standard_Boolean	HasResult () const
	Returns Standard_True if the approximation did come out with a result that is not NECESSARELY within the required tolerance.
Standard_Real	MaxError () const
	Returns the greatest distance between a point on the source conic and the BSpline curve resulting from the approximation. (>0 when an approximation has been done, 0 if no approximation)
void	Dump (Standard_OStream &o) const
	Print on the stream o information about the object.

Detailed Description

A framework to convert a 3D curve to a 3D BSpline. This is done by approximation to a BSpline curve within a given tolerance.

Constructor & Destructor Documentation

GeomConvert_ApproxCurve() [1/2]

GeomConvert_ApproxCurve::GeomConvert_ApproxCurve	(	const Handle< Geom_Curve > &	Curve,
		const Standard_Real	Tol3d,
		const GeomAbs_Shape	Order,
		const Standard_Integer	MaxSegments,
		const Standard_Integer	MaxDegree
	)

Constructs a curve approximation framework defined by -.

• the conic Curve,
• the tolerance value Tol3d,
• the degree of continuity Order,
• the maximum number of segments MaxSegments allowed in the resulting BSpline curve, and
• the highest degree MaxDeg which the polynomial defining the BSpline curve may have.

GeomConvert_ApproxCurve() [2/2]

GeomConvert_ApproxCurve::GeomConvert_ApproxCurve	(	const Handle< Adaptor3d_Curve > &	Curve,
		const Standard_Real	Tol3d,
		const GeomAbs_Shape	Order,
		const Standard_Integer	MaxSegments,
		const Standard_Integer	MaxDegree
	)

Constructs a curve approximation framework defined by -.

• the Curve,
• the tolerance value Tol3d,
• the degree of continuity Order,
• the maximum number of segments MaxSegments allowed in the resulting BSpline curve, and
• the highest degree MaxDeg which the polynomial defining the BSpline curve may have.

Member Function Documentation

Curve()

Handle< Geom_BSplineCurve > GeomConvert_ApproxCurve::Curve

(

)

const

Returns the BSpline curve resulting from the approximation algorithm.

Dump()

void GeomConvert_ApproxCurve::Dump

(

Standard_OStream &

o

)

const

Print on the stream o information about the object.

HasResult()

Standard_Boolean GeomConvert_ApproxCurve::HasResult

(

)

const

Returns Standard_True if the approximation did come out with a result that is not NECESSARELY within the required tolerance.

IsDone()

Standard_Boolean GeomConvert_ApproxCurve::IsDone

(

)

const

returns Standard_True if the approximation has been done within required tolerance

MaxError()

Standard_Real GeomConvert_ApproxCurve::MaxError

(

)

const

Returns the greatest distance between a point on the source conic and the BSpline curve resulting from the approximation. (>0 when an approximation has been done, 0 if no approximation)

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

• GeomConvert_ApproxCurve.hxx