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/*
* Copyright (c) 2001 Philippe Grandclement
*
* This file is part of LORENE.
*
* LORENE is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* LORENE is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with LORENE; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
char bhole_solve_phi_C[] = "$Header: /cvsroot/Lorene/C++/Source/Bhole_binaire/bhole_solve_phi.C,v 1.4 2014/10/13 08:52:40 j_novak Exp $" ;
/*
* $Id: bhole_solve_phi.C,v 1.4 2014/10/13 08:52:40 j_novak Exp $
* $Log: bhole_solve_phi.C,v $
* Revision 1.4 2014/10/13 08:52:40 j_novak
* Lorene classes and functions now belong to the namespace Lorene.
*
* Revision 1.3 2014/10/06 15:12:58 j_novak
* Modified #include directives to use c++ syntax.
*
* Revision 1.2 2002/10/16 14:36:33 j_novak
* Reorganization of #include instructions of standard C++, in order to
* use experimental version 3 of gcc.
*
* Revision 1.1.1.1 2001/11/20 15:19:28 e_gourgoulhon
* LORENE
*
* Revision 2.3 2001/04/26 12:06:44 phil
* *** empty log message ***
*
* Revision 2.2 2001/04/06 08:56:49 phil
* *** empty log message ***
*
* Revision 2.1 2001/04/05 13:42:46 phil
* *** empty log message ***
*
* Revision 2.0 2001/04/05 13:35:14 phil
* *** empty log message ***
*
*
* $Header: /cvsroot/Lorene/C++/Source/Bhole_binaire/bhole_solve_phi.C,v 1.4 2014/10/13 08:52:40 j_novak Exp $
*
*/
//standard
#include <cstdlib>
#include <cmath>
// Lorene
#include "nbr_spx.h"
#include "tenseur.h"
#include "bhole.h"
#include "proto.h"
#include "utilitaires.h"
#include "graphique.h"
namespace Lorene {
void Bhole::init_bhole_phi () {
Cmp auxi(mp) ;
auxi = 1./2.-2*rayon/mp.r ;
auxi.annule(0);
auxi.set_dzpuis(0) ;
n_auto = auxi;
n_comp = 0 ; n_tot = 0;
n_auto.set_std_base() ;
n_auto.set().raccord(1) ;
auxi = log (1+rayon/mp.r) ;
auxi.annule(0);
auxi.set_dzpuis(0) ;
psi_auto = auxi;
psi_comp = 0 ; psi_tot = 0;
psi_auto.set_std_base() ;
psi_auto.set().raccord(1) ;
grad_n_tot = n_auto.gradient() ;
grad_psi_tot = psi_auto.gradient() ;
shift_auto.set_etat_zero() ;
taij_auto.set_etat_zero();
taij_comp.set_etat_zero();
taij_tot.set_etat_zero() ;
tkij_auto.set_etat_zero() ;
tkij_tot.set_etat_zero();
decouple.set_etat_zero() ;
}
void Bhole_binaire::solve_phi (double precision, double relax) {
assert ((relax>0) && (relax<=1)) ;
cout << "-----------------------------------------------" << endl ;
cout << "Resolution PSI" << endl ;
Tenseur psi_un_old (hole1.psi_auto) ;
Tenseur psi_deux_old (hole2.psi_auto) ;
// Les sources totales, raccordees dans les zec
Cmp source_un (-flat_scalar_prod(hole1.grad_psi_tot,
hole1.psi_auto.gradient())()) ;
source_un.std_base_scal() ;
Cmp source_deux (-flat_scalar_prod(hole2.grad_psi_tot,
hole2.psi_auto.gradient())()) ;
source_deux.std_base_scal() ;
// Les valeurs limites :
Valeur lim_un (hole1.mp.get_mg()->get_angu()) ;
lim_un = -0.5/hole1.rayon ;
lim_un.std_base_scal() ;
Valeur lim_deux (hole2.mp.get_mg()->get_angu()) ;
lim_deux = -0.5/hole2.rayon ;
lim_deux.std_base_scal() ;
//On resout
neumann_binaire (source_un, source_deux, lim_un, lim_deux,
hole1.psi_auto.set(), hole2.psi_auto.set(), 0, precision) ;
hole1.psi_auto.set().raccord(1) ;
hole2.psi_auto.set().raccord(1) ;
//On verifie qu on a bien resolu :
cout << diffrelmax (source_un, hole1.psi_auto().laplacien(4)) << endl ;
cout << diffrelmax (source_deux, hole2.psi_auto().laplacien(4)) << endl ;
// La relaxation :
hole1.psi_auto.set() = relax*hole1.psi_auto() + (1-relax)*psi_un_old() ;
hole2.psi_auto.set() = relax*hole2.psi_auto() + (1-relax)*psi_deux_old() ;
hole1.fait_psi_comp (hole2) ;
hole2.fait_psi_comp (hole1) ;
}
void Bhole_binaire::init_phi() {
set_omega (0) ;
hole1.init_bhole_phi() ;
hole2.init_bhole_phi() ;
hole1.fait_psi_comp(hole2) ;
hole2.fait_psi_comp(hole1) ;
}
}
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