SHAPER  9.12.0
GeomAPI_BSpline.h
1 // Copyright (C) 2019-2023 CEA, EDF
2 //
3 // This library is free software; you can redistribute it and/or
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19 
20 #ifndef GeomAPI_BSpline_H_
21 #define GeomAPI_BSpline_H_
22 
23 #include <GeomAPI_Interface.h>
24 #include <GeomAPI_Curve.h>
25 
26 #include <list>
27 #include <memory>
28 
29 class GeomAPI_Pnt;
30 class GeomAPI_BSpline;
31 
33 typedef std::shared_ptr<GeomAPI_BSpline> GeomBSplinePtr;
34 
40 {
41 public:
43  GEOMAPI_EXPORT GeomAPI_BSpline (const GeomCurvePtr& theCurve);
44 
46  GEOMAPI_EXPORT int degree() const;
47 
49  GEOMAPI_EXPORT std::list<std::shared_ptr<GeomAPI_Pnt> > poles() const;
50 
52  GEOMAPI_EXPORT std::list<double> weights() const;
53 
55  GEOMAPI_EXPORT std::list<double> knots() const;
56 
58  GEOMAPI_EXPORT std::list<int> mults() const;
59 
61  GEOMAPI_EXPORT bool isPeriodic() const;
62 
64  GEOMAPI_EXPORT static GeomBSplinePtr convertToBSpline (const GeomCurvePtr& theCurve);
65 };
66 
67 #endif
B-spline in 3D.
Definition: GeomAPI_BSpline.h:40
GEOMAPI_EXPORT std::list< std::shared_ptr< GeomAPI_Pnt > > poles() const
Poles of B-spline curve.
Definition: GeomAPI_BSpline.cpp:44
GEOMAPI_EXPORT std::list< int > mults() const
Multiplicities of B-spline knots.
Definition: GeomAPI_BSpline.cpp:71
static GEOMAPI_EXPORT GeomBSplinePtr convertToBSpline(const GeomCurvePtr &theCurve)
Convert any curve into a B-spline curve.
Definition: GeomAPI_BSpline.cpp:82
GEOMAPI_EXPORT GeomAPI_BSpline(const GeomCurvePtr &theCurve)
Creation of B-spline defined by a curve.
Definition: GeomAPI_BSpline.cpp:29
GEOMAPI_EXPORT int degree() const
Degree of B-spline curve.
Definition: GeomAPI_BSpline.cpp:39
GEOMAPI_EXPORT std::list< double > knots() const
Knots of B-spline curve.
Definition: GeomAPI_BSpline.cpp:65
GEOMAPI_EXPORT std::list< double > weights() const
Weights of B-spline poles.
Definition: GeomAPI_BSpline.cpp:56
GEOMAPI_EXPORT bool isPeriodic() const
Return true if the curve is periodic.
Definition: GeomAPI_BSpline.cpp:77
General base class for all interfaces in this package.
Definition: GeomAPI_Interface.h:38
3D point defined by three coordinates
Definition: GeomAPI_Pnt.h:38