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Finite Element Embedded Library and Language in C++
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oseendata.hpp
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1 /* -*- mode: c++; coding: utf-8; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; show-trailing-whitespace: t -*- vim:fenc=utf-8:ft=tcl:et:sw=4:ts=4:sts=4
2 
3  This file is part of the Feel library
4 
5  Author(s): Christophe Prud'homme <christophe.prudhomme@feelpp.org>
6  Date: 2008-11-20
7 
8  Copyright (C) 2008-2011 Université Joseph Fourier (Grenoble I)
9 
10  This library is free software; you can redistribute it and/or
11  modify it under the terms of the GNU Lesser General Public
12  License as published by the Free Software Foundation; either
13  version 3.0 of the License, or (at your option) any later version.
14 
15  This library is distributed in the hope that it will be useful,
16  but WITHOUT ANY WARRANTY; without even the implied warranty of
17  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18  Lesser General Public License for more details.
19 
20  You should have received a copy of the GNU Lesser General Public
21  License along with this library; if not, write to the Free Software
22  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 */
29 #ifndef __OseenData_H
30 #define __OseenData_H 1
31 
32 namespace Feel
33 {
41 // struct to hold default values for Oseen
43 {
44  // Default constructor with default default values
46  :
47  BC_COEFF_DIFF( 100.0 ),
48  BC_COEFF_CONV( 100.0 ),
49  STAB_COEFF_DIV( 0.0 ),
50  STAB_COEFF_P( 0.0 ),
51  EPS_COMPRESS( 0.0 ),
52  DIVDIV_COEFF( 0.0 ),
53  WEAK_DIRICHLET( true ),
54  EXPORT_MATLAB( false )
55  {}
56 
57  // coefficient for diffusive terms of weak Dirichlet conditions
58  double BC_COEFF_DIFF;
59  // coefficient for convective terms of weak Dirichlet conditions
60  double BC_COEFF_CONV;
61  // coefficient for divergence jump stabilisation
62  double STAB_COEFF_DIV;
63  // coefficient for pressure gradient jump stabilization
64  double STAB_COEFF_P;
65  // coefficient for pseudo-compressibility term
66  double EPS_COMPRESS;
67  // coefficient for divergence penalty term
68  double DIVDIV_COEFF;
69  // whether to use weak instead of strong dirichlet boundary conditions
70  bool WEAK_DIRICHLET;
71  // whether to export matrix and vector in matlab format
72  bool EXPORT_MATLAB;
73 };
74 
75 po::options_description oseen_options( std::string const& prefix="",
76  OseenDefaults defaults=OseenDefaults() );
77 
78 } // Feel
79 #endif /* __OseenData_H */

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