| 1 | // Created on: 1996-08-30 |
| 2 | // Created by: Xavier BENVENISTE |
| 3 | // Copyright (c) 1996-1999 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 _GeomLib_Interpolate_HeaderFile |
| 18 | #define _GeomLib_Interpolate_HeaderFile |
| 19 | |
| 20 | #include <Standard.hxx> |
| 21 | #include <Standard_DefineAlloc.hxx> |
| 22 | #include <Standard_Handle.hxx> |
| 23 | |
| 24 | #include <Standard_Boolean.hxx> |
| 25 | #include <GeomLib_InterpolationErrors.hxx> |
| 26 | #include <Standard_Integer.hxx> |
| 27 | #include <TColgp_Array1OfPnt.hxx> |
| 28 | #include <TColStd_Array1OfReal.hxx> |
| 29 | class Geom_BSplineCurve; |
| 30 | class StdFail_NotDone; |
| 31 | class Standard_OutOfRange; |
| 32 | |
| 33 | |
| 34 | //! this class is used to construct a BSpline curve by |
| 35 | //! interpolation of points at given parameters The |
| 36 | //! continuity of the curve is degree - 1 and the |
| 37 | //! method used when boundary condition are not given |
| 38 | //! is to use odd degrees and null the derivatives on |
| 39 | //! both sides from degree -1 down to (degree+1) / 2 |
| 40 | //! When even degree is given the returned curve is of |
| 41 | //! degree - 1 so that the degree of the curve is odd |
| 42 | class GeomLib_Interpolate |
| 43 | { |
| 44 | public: |
| 45 | |
| 46 | DEFINE_STANDARD_ALLOC |
| 47 | |
| 48 | |
| 49 | Standard_EXPORT GeomLib_Interpolate(const Standard_Integer Degree, const Standard_Integer NumPoints, const TColgp_Array1OfPnt& Points, const TColStd_Array1OfReal& Parameters); |
| 50 | |
| 51 | |
| 52 | //! returns if everything went OK |
| 53 | Standard_Boolean IsDone() const; |
| 54 | |
| 55 | //! returns the error type if any |
| 56 | GeomLib_InterpolationErrors Error() const; |
| 57 | |
| 58 | //! returns the interpolated curve of the requested degree |
| 59 | Standard_EXPORT Handle(Geom_BSplineCurve) Curve() const; |
| 60 | |
| 61 | |
| 62 | |
| 63 | |
| 64 | protected: |
| 65 | |
| 66 | |
| 67 | |
| 68 | |
| 69 | |
| 70 | private: |
| 71 | |
| 72 | |
| 73 | |
| 74 | Handle(Geom_BSplineCurve) myCurve; |
| 75 | Standard_Boolean myIsDone; |
| 76 | GeomLib_InterpolationErrors myError; |
| 77 | |
| 78 | |
| 79 | }; |
| 80 | |
| 81 | |
| 82 | #include <GeomLib_Interpolate.lxx> |
| 83 | |
| 84 | |
| 85 | |
| 86 | |
| 87 | |
| 88 | #endif // _GeomLib_Interpolate_HeaderFile |