1 // Created on: 1997-02-12
2 // Created by: Laurent BOURESCHE
3 // Copyright (c) 1997-1999 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 _BRepBlend_CurvPointRadInv_HeaderFile
18 #define _BRepBlend_CurvPointRadInv_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_DefineAlloc.hxx>
22 #include <Standard_Handle.hxx>
25 #include <Standard_Integer.hxx>
26 #include <Blend_CurvPointFuncInv.hxx>
27 #include <Standard_Boolean.hxx>
28 #include <math_Vector.hxx>
29 #include <Standard_Real.hxx>
34 //! Function of reframing between a point and a curve.
35 //! valid in cases of constant and progressive radius.
36 //! This function is used to find a solution on a done
37 //! point of the curve 1 when using RstRstConsRad or
39 //! The vector <X> used in Value, Values and Derivatives
40 //! methods has to be the vector of the parametric
41 //! coordinates w, U where w is the parameter on the
42 //! guide line, U are the parametric coordinates of a
43 //! point on the partner curve 2.
44 class BRepBlend_CurvPointRadInv : public Blend_CurvPointFuncInv
51 Standard_EXPORT BRepBlend_CurvPointRadInv(const Handle(Adaptor3d_Curve)& C1, const Handle(Adaptor3d_Curve)& C2);
53 Standard_EXPORT void Set (const Standard_Integer Choix);
56 Standard_EXPORT Standard_Integer NbEquations() const;
58 //! computes the values <F> of the Functions for the
60 //! Returns True if the computation was done successfully,
62 Standard_EXPORT Standard_Boolean Value (const math_Vector& X, math_Vector& F);
64 //! returns the values <D> of the derivatives for the
66 //! Returns True if the computation was done successfully,
68 Standard_EXPORT Standard_Boolean Derivatives (const math_Vector& X, math_Matrix& D);
70 //! returns the values <F> of the functions and the derivatives
71 //! <D> for the variable <X>.
72 //! Returns True if the computation was done successfully,
74 Standard_EXPORT Standard_Boolean Values (const math_Vector& X, math_Vector& F, math_Matrix& D);
76 //! Set the Point on which a solution has to be found.
77 Standard_EXPORT void Set (const gp_Pnt& P);
79 //! Returns in the vector Tolerance the parametric tolerance
80 //! for each of the 3 variables;
81 //! Tol is the tolerance used in 3d space.
82 Standard_EXPORT void GetTolerance (math_Vector& Tolerance, const Standard_Real Tol) const;
84 //! Returns in the vector InfBound the lowest values allowed
85 //! for each of the 3 variables.
86 //! Returns in the vector SupBound the greatest values allowed
87 //! for each of the 3 variables.
88 Standard_EXPORT void GetBounds (math_Vector& InfBound, math_Vector& SupBound) const;
90 //! Returns Standard_True if Sol is a zero of the function.
91 //! Tol is the tolerance used in 3d space.
92 Standard_EXPORT Standard_Boolean IsSolution (const math_Vector& Sol, const Standard_Real Tol);
107 Handle(Adaptor3d_Curve) curv1;
108 Handle(Adaptor3d_Curve) curv2;
110 Standard_Integer choix;
121 #endif // _BRepBlend_CurvPointRadInv_HeaderFile