Open CASCADE Technology  7.1.0.beta
Public Member Functions
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 -. More...
 
 GeomConvert_ApproxCurve (const Handle< Adaptor3d_HCurve > &Curve, const Standard_Real Tol3d, const GeomAbs_Shape Order, const Standard_Integer MaxSegments, const Standard_Integer MaxDegree)
 Constructs a curve approximation framework defined by -. More...
 
Handle< Geom_BSplineCurveCurve () const
 Returns the BSpline curve resulting from the approximation algorithm. More...
 
Standard_Boolean IsDone () const
 returns Standard_True if the approximation has been done within requiered tolerance More...
 
Standard_Boolean HasResult () const
 Returns Standard_True if the approximation did come out with a result that is not NECESSARELY within the required tolerance. More...
 
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) More...
 
void Dump (Standard_OStream &o) const
 Print on the stream o information about the object. More...
 

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::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::GeomConvert_ApproxCurve ( const Handle< Adaptor3d_HCurve > &  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

Handle< Geom_BSplineCurve > GeomConvert_ApproxCurve::Curve ( ) const

Returns the BSpline curve resulting from the approximation algorithm.

void GeomConvert_ApproxCurve::Dump ( Standard_OStream o) const

Print on the stream o information about the object.

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.

Standard_Boolean GeomConvert_ApproxCurve::IsDone ( ) const

returns Standard_True if the approximation has been done within requiered tolerance

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)


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