1 // Created on: 1991-05-13
2 // Created by: Laurent PAINNOT
3 // Copyright (c) 1991-1999 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 _Geom2dGcc_FunctionTanCuCuCu_HeaderFile
18 #define _Geom2dGcc_FunctionTanCuCuCu_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_DefineAlloc.hxx>
22 #include <Standard_Handle.hxx>
24 #include <Geom2dAdaptor_Curve.hxx>
25 #include <gp_Circ2d.hxx>
26 #include <gp_Lin2d.hxx>
27 #include <Geom2dGcc_Type1.hxx>
28 #include <math_FunctionSetWithDerivatives.hxx>
29 #include <math_Vector.hxx>
30 #include <Standard_Integer.hxx>
31 #include <Standard_Boolean.hxx>
32 class Standard_ConstructionError;
33 class Geom2dAdaptor_Curve;
41 //! This abstract class describes a set on N Functions of
42 //! M independant variables.
43 class Geom2dGcc_FunctionTanCuCuCu : public math_FunctionSetWithDerivatives
50 Standard_EXPORT Geom2dGcc_FunctionTanCuCuCu(const Geom2dAdaptor_Curve& C1, const Geom2dAdaptor_Curve& C2, const Geom2dAdaptor_Curve& C3);
52 Standard_EXPORT Geom2dGcc_FunctionTanCuCuCu(const gp_Circ2d& C1, const Geom2dAdaptor_Curve& C2, const Geom2dAdaptor_Curve& C3);
54 Standard_EXPORT Geom2dGcc_FunctionTanCuCuCu(const gp_Circ2d& C1, const gp_Circ2d& C2, const Geom2dAdaptor_Curve& C3);
56 Standard_EXPORT Geom2dGcc_FunctionTanCuCuCu(const gp_Circ2d& C1, const gp_Lin2d& L2, const Geom2dAdaptor_Curve& C3);
58 Standard_EXPORT Geom2dGcc_FunctionTanCuCuCu(const gp_Lin2d& L1, const gp_Lin2d& L2, const Geom2dAdaptor_Curve& C3);
60 Standard_EXPORT Geom2dGcc_FunctionTanCuCuCu(const gp_Lin2d& L1, const Geom2dAdaptor_Curve& C2, const Geom2dAdaptor_Curve& C3);
62 Standard_EXPORT Geom2dGcc_FunctionTanCuCuCu(const gp_Circ2d& C1, const Geom2dAdaptor_Curve& C2, const gp_Pnt2d& P3);
64 Standard_EXPORT Geom2dGcc_FunctionTanCuCuCu(const gp_Lin2d& L1, const Geom2dAdaptor_Curve& C2, const gp_Pnt2d& P3);
66 Standard_EXPORT Geom2dGcc_FunctionTanCuCuCu(const Geom2dAdaptor_Curve& C1, const gp_Pnt2d& P2, const gp_Pnt2d& P3);
68 Standard_EXPORT void InitDerivative (const math_Vector& X, gp_Pnt2d& Point1, gp_Pnt2d& Point2, gp_Pnt2d& Point3, gp_Vec2d& Tan1, gp_Vec2d& Tan2, gp_Vec2d& Tan3, gp_Vec2d& D21, gp_Vec2d& D22, gp_Vec2d& D23);
70 //! Returns the number of variables of the function.
71 Standard_EXPORT Standard_Integer NbVariables() const;
73 //! Returns the number of equations of the function.
74 Standard_EXPORT Standard_Integer NbEquations() const;
76 //! Computes the values of the Functions for the variable <X>.
77 Standard_EXPORT Standard_Boolean Value (const math_Vector& X, math_Vector& F);
79 //! Returns the values of the derivatives for the variable <X>.
80 Standard_EXPORT Standard_Boolean Derivatives (const math_Vector& X, math_Matrix& D);
82 //! Returns the values of the functions and the derivatives
83 //! for the variable <X>.
84 Standard_EXPORT Standard_Boolean Values (const math_Vector& X, math_Vector& F, math_Matrix& D);
99 Geom2dAdaptor_Curve Curv1;
100 Geom2dAdaptor_Curve Curv2;
101 Geom2dAdaptor_Curve Curv3;
106 Geom2dGcc_Type1 TheType;
117 #endif // _Geom2dGcc_FunctionTanCuCuCu_HeaderFile