42cf5bc1 |
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 |