1 // Created on: 1995-06-06
2 // Created by: Jean Yves LEBEY
3 // Copyright (c) 1995-1999 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 _BRepApprox_MyBSplGradientOfTheComputeLineOfApprox_HeaderFile
18 #define _BRepApprox_MyBSplGradientOfTheComputeLineOfApprox_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_DefineAlloc.hxx>
22 #include <Standard_Handle.hxx>
24 #include <AppParCurves_MultiBSpCurve.hxx>
25 #include <math_Vector.hxx>
26 #include <Standard_Real.hxx>
27 #include <Standard_Boolean.hxx>
28 #include <Standard_Integer.hxx>
29 #include <AppParCurves_HArray1OfConstraintCouple.hxx>
30 #include <TColStd_Array1OfReal.hxx>
31 #include <TColStd_Array1OfInteger.hxx>
32 class Standard_OutOfRange;
33 class StdFail_NotDone;
34 class BRepApprox_TheMultiLineOfApprox;
35 class BRepApprox_TheMultiLineToolOfApprox;
36 class BRepApprox_BSpParLeastSquareOfMyBSplGradientOfTheComputeLineOfApprox;
37 class BRepApprox_BSpParFunctionOfMyBSplGradientOfTheComputeLineOfApprox;
38 class BRepApprox_BSpGradient_BFGSOfMyBSplGradientOfTheComputeLineOfApprox;
39 class AppParCurves_MultiBSpCurve;
43 class BRepApprox_MyBSplGradientOfTheComputeLineOfApprox
50 Standard_EXPORT BRepApprox_MyBSplGradientOfTheComputeLineOfApprox(const BRepApprox_TheMultiLineOfApprox& SSP, const Standard_Integer FirstPoint, const Standard_Integer LastPoint, const Handle(AppParCurves_HArray1OfConstraintCouple)& TheConstraints, math_Vector& Parameters, const TColStd_Array1OfReal& Knots, const TColStd_Array1OfInteger& Mults, const Standard_Integer Deg, const Standard_Real Tol3d, const Standard_Real Tol2d, const Standard_Integer NbIterations = 1);
52 Standard_EXPORT BRepApprox_MyBSplGradientOfTheComputeLineOfApprox(const BRepApprox_TheMultiLineOfApprox& SSP, const Standard_Integer FirstPoint, const Standard_Integer LastPoint, const Handle(AppParCurves_HArray1OfConstraintCouple)& TheConstraints, math_Vector& Parameters, const TColStd_Array1OfReal& Knots, const TColStd_Array1OfInteger& Mults, const Standard_Integer Deg, const Standard_Real Tol3d, const Standard_Real Tol2d, const Standard_Integer NbIterations, const Standard_Real lambda1, const Standard_Real lambda2);
54 Standard_EXPORT Standard_Boolean IsDone() const;
56 Standard_EXPORT AppParCurves_MultiBSpCurve Value() const;
58 Standard_EXPORT Standard_Real Error (const Standard_Integer Index) const;
60 Standard_EXPORT Standard_Real MaxError3d() const;
62 Standard_EXPORT Standard_Real MaxError2d() const;
64 Standard_EXPORT Standard_Real AverageError() const;
72 Standard_EXPORT void Perform (const BRepApprox_TheMultiLineOfApprox& SSP, const Standard_Integer FirstPoint, const Standard_Integer LastPoint, const Handle(AppParCurves_HArray1OfConstraintCouple)& TheConstraints, math_Vector& Parameters, const TColStd_Array1OfReal& Knots, const TColStd_Array1OfInteger& Mults, const Standard_Integer Deg, const Standard_Real Tol3d, const Standard_Real Tol2d, const Standard_Integer NbIterations = 200);
81 AppParCurves_MultiBSpCurve SCU;
83 Standard_Real AvError;
84 Standard_Real MError3d;
85 Standard_Real MError2d;
86 Standard_Real mylambda1;
87 Standard_Real mylambda2;
88 Standard_Boolean myIsLambdaDefined;
89 Standard_Boolean Done;
100 #endif // _BRepApprox_MyBSplGradientOfTheComputeLineOfApprox_HeaderFile