include/opencascade/Law_S.hxx

0001 // Created on: 1993-12-24
0002 // Created by: Jacques GOUSSARD
0003 // Copyright (c) 1993-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _Law_S_HeaderFile
0018 #define _Law_S_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_Type.hxx>
0022
0023 #include <Law_BSpFunc.hxx>
0024
0025
0026 class Law_S;
0027 DEFINE_STANDARD_HANDLE(Law_S, Law_BSpFunc)
0028
0029 //! Describes an "S" evolution law.
0030 class Law_S : public Law_BSpFunc
0031 {
0032
0033 public:
0034
0035
0036   //! Constructs an empty "S" evolution law.
0037   Standard_EXPORT Law_S();
0038
0039
0040   //! Defines this S evolution law by assigning both:
0041   //! -   the bounds Pdeb and Pfin of the parameter, and
0042   //! -   the values Valdeb and Valfin of the function at these
0043   //! two parametric bounds.
0044   //! The function is assumed to have the first derivatives
0045   //! equal to 0 at the two parameter points Pdeb and Pfin.
0046   Standard_EXPORT void Set (const Standard_Real Pdeb, const Standard_Real Valdeb, const Standard_Real Pfin, const Standard_Real Valfin);
0047
0048   //! Defines this S evolution law by assigning
0049   //! -   the bounds Pdeb and Pfin of the parameter,
0050   //! -   the values Valdeb and Valfin of the function at these
0051   //! two parametric bounds, and
0052   //! -   the values Ddeb and Dfin of the first derivative of the
0053   //! function at these two parametric bounds.
0054   Standard_EXPORT void Set (const Standard_Real Pdeb, const Standard_Real Valdeb, const Standard_Real Ddeb, const Standard_Real Pfin, const Standard_Real Valfin, const Standard_Real Dfin);
0055
0056
0057
0058
0059   DEFINE_STANDARD_RTTIEXT(Law_S,Law_BSpFunc)
0060
0061 protected:
0062
0063
0064
0065
0066 private:
0067
0068
0069
0070
0071 };
0072
0073
0074
0075
0076
0077
0078
0079 #endif // _Law_S_HeaderFile