1 // Created on: 1994-09-02
2 // Created by: Yves FRICAUD
3 // Copyright (c) 1994-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 #ifndef _LProp_CurAndInf_HeaderFile
18 #define _LProp_CurAndInf_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_DefineAlloc.hxx>
22 #include <Standard_Handle.hxx>
24 #include <TColStd_SequenceOfReal.hxx>
25 #include <LProp_SequenceOfCIType.hxx>
26 #include <Standard_Real.hxx>
27 #include <Standard_Boolean.hxx>
28 #include <Standard_Integer.hxx>
29 #include <LProp_CIType.hxx>
30 class Standard_OutOfRange;
33 //! Stores the parameters of a curve 2d or 3d corresponding
34 //! to the curvature's extremas and the Inflection's Points.
42 Standard_EXPORT LProp_CurAndInf();
44 Standard_EXPORT void AddInflection (const Standard_Real Param);
46 Standard_EXPORT void AddExtCur (const Standard_Real Param, const Standard_Boolean IsMin);
48 Standard_EXPORT void Clear();
50 Standard_EXPORT Standard_Boolean IsEmpty() const;
52 //! Returns the number of points.
53 //! The Points are stored to increasing parameter.
54 Standard_EXPORT Standard_Integer NbPoints() const;
56 //! Returns the parameter of the Nth point.
57 //! raises if N not in the range [1,NbPoints()]
58 Standard_EXPORT Standard_Real Parameter (const Standard_Integer N) const;
61 //! - MinCur if the Nth parameter corresponds to
62 //! a minimum of the radius of curvature.
63 //! - MaxCur if the Nth parameter corresponds to
64 //! a maximum of the radius of curvature.
65 //! - Inflection if the parameter corresponds to
66 //! a point of inflection.
67 //! raises if N not in the range [1,NbPoints()]
68 Standard_EXPORT LProp_CIType Type (const Standard_Integer N) const;
83 TColStd_SequenceOfReal theParams;
84 LProp_SequenceOfCIType theTypes;
95 #endif // _LProp_CurAndInf_HeaderFile