| 42cf5bc1 |
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 |
| 5 | // |
| 6 | // This file is part of Open CASCADE Technology software library. |
| 7 | // |
| 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. |
| 13 | // |
| 14 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 15 | // commercial license or contractual agreement. |
| 16 | |
| 17 | #ifndef _LProp_CurAndInf_HeaderFile |
| 18 | #define _LProp_CurAndInf_HeaderFile |
| 19 | |
| 20 | #include <Standard.hxx> |
| 21 | #include <Standard_DefineAlloc.hxx> |
| 22 | #include <Standard_Handle.hxx> |
| 23 | |
| 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; |
| 31 | |
| 32 | |
| 33 | //! Stores the parameters of a curve 2d or 3d corresponding |
| 34 | //! to the curvature's extremas and the Inflection's Points. |
| 35 | class LProp_CurAndInf |
| 36 | { |
| 37 | public: |
| 38 | |
| 39 | DEFINE_STANDARD_ALLOC |
| 40 | |
| 41 | |
| 42 | Standard_EXPORT LProp_CurAndInf(); |
| 43 | |
| 44 | Standard_EXPORT void AddInflection (const Standard_Real Param); |
| 45 | |
| 46 | Standard_EXPORT void AddExtCur (const Standard_Real Param, const Standard_Boolean IsMin); |
| 47 | |
| 48 | Standard_EXPORT void Clear(); |
| 49 | |
| 50 | Standard_EXPORT Standard_Boolean IsEmpty() const; |
| 51 | |
| 52 | //! Returns the number of points. |
| 53 | //! The Points are stored to increasing parameter. |
| 54 | Standard_EXPORT Standard_Integer NbPoints() const; |
| 55 | |
| 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; |
| 59 | |
| 60 | //! Returns |
| 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; |
| 69 | |
| 70 | |
| 71 | |
| 72 | |
| 73 | protected: |
| 74 | |
| 75 | |
| 76 | |
| 77 | |
| 78 | |
| 79 | private: |
| 80 | |
| 81 | |
| 82 | |
| 83 | TColStd_SequenceOfReal theParams; |
| 84 | LProp_SequenceOfCIType theTypes; |
| 85 | |
| 86 | |
| 87 | }; |
| 88 | |
| 89 | |
| 90 | |
| 91 | |
| 92 | |
| 93 | |
| 94 | |
| 95 | #endif // _LProp_CurAndInf_HeaderFile |
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