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1 | // Created on: 1995-03-14 |
2 | // Created by: Modelistation |
3 | // Copyright (c) 1995-1999 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 AppCont_LeastSquare_HeaderFile |
18 | #define AppCont_LeastSquare_HeaderFile |
19 | |
20 | #include <AppCont_Function.hxx> |
21 | #include <AppParCurves_MultiCurve.hxx> |
22 | #include <math_Vector.hxx> |
23 | #include <math_Matrix.hxx> |
24 | #include <NCollection_Array1.hxx> |
25 | #include <AppParCurves_Constraint.hxx> |
26 | |
27 | |
28 | struct PeriodicityInfo |
29 | { |
30 | Standard_Boolean isPeriodic; |
31 | Standard_Real myPeriod; |
32 | }; |
33 | |
34 | class AppCont_LeastSquare |
35 | { |
36 | public: |
37 | |
38 | Standard_EXPORT AppCont_LeastSquare(const AppCont_Function& SSP, |
39 | const Standard_Real U0, |
40 | const Standard_Real U1, |
41 | const AppParCurves_Constraint FirstCons, |
42 | const AppParCurves_Constraint LastCons, |
43 | const Standard_Integer Deg, |
44 | const Standard_Integer NbPoints); |
45 | |
46 | Standard_EXPORT const AppParCurves_MultiCurve& Value(); |
47 | |
48 | Standard_EXPORT void Error(Standard_Real& F, |
49 | Standard_Real& MaxE3d, |
50 | Standard_Real& MaxE2d) const; |
51 | |
52 | Standard_EXPORT Standard_Boolean IsDone() const; |
53 | |
54 | private: |
55 | |
56 | //! Fix border point evaluation. |
57 | void FixSingleBorderPoint(const AppCont_Function& theSSP, |
58 | const Standard_Real theU, |
59 | const Standard_Real theU0, |
60 | const Standard_Real theU1, |
61 | NCollection_Array1<gp_Pnt2d>& theFix2d, |
62 | NCollection_Array1<gp_Pnt>& theFix); |
63 | |
64 | AppParCurves_MultiCurve mySCU; |
65 | math_Matrix myPoints; |
66 | math_Matrix myPoles; |
67 | math_Vector myParam; |
68 | math_Matrix myVB; |
69 | NCollection_Array1<PeriodicityInfo> myPerInfo; |
70 | Standard_Boolean myDone; |
71 | Standard_Integer myDegre; |
72 | Standard_Integer myNbdiscret, myNbP, myNbP2d; |
73 | }; |
74 | |
75 | #endif |