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/*
* Copyright (c) 1999-2001 Eric Gourgoulhon
* 2012 Jerome Novak
*
* 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 examrot_dirac_C[] = "$Header: /cvsroot/Lorene/Codes/Rot_star/examrot_dirac.C,v 1.2 2014/10/13 08:53:58 j_novak Exp $" ;
/*
* $Id: examrot_dirac.C,v 1.2 2014/10/13 08:53:58 j_novak Exp $
* $Log: examrot_dirac.C,v $
* Revision 1.2 2014/10/13 08:53:58 j_novak
* Lorene classes and functions now belong to the namespace Lorene.
*
* Revision 1.1 2012/05/10 09:05:30 j_novak
* New code examrot_dirac for reading the results of
* rotstar_dirac. Simplification of the parrot.d parameter file for
* rotstar_dirac.
*
*
* $Header: /cvsroot/Lorene/Codes/Rot_star/examrot_dirac.C,v 1.2 2014/10/13 08:53:58 j_novak Exp $
*
*/
// headers C
#include <cmath>
// headers Lorene
#include "star_rot_dirac.h"
#include "cmp.h"
#include "eos.h"
#include "utilitaires.h"
#include "graphique.h"
#include "unites.h"
namespace Lorene {
// Local prototype (for drawings only)
Cmp raccord_c1(const Cmp& uu, int l1) ;
}
//******************************************************************************
using namespace Lorene ;
int main(int argc, char** argv){
using namespace Unites ;
if (argc < 2) {
cout <<
"examrot_dirac : the name of a file containing a stellar configuration"
<< endl << " must be given in argument !" << endl ;
abort() ;
}
char* nomresu = argv[1] ;
cout << "Name of the file to be read : " << nomresu << endl ;
cout << endl <<
"Do you want to draw the boundaries of the various domains (y/n) ? [y]"
<< endl ;
char rep ;
cin.get(rep) ;
bool draw_bound = !(rep == 'n') ;
FILE* fich = fopen(nomresu, "r") ; // open binary file in readonly
Mg3d mg(fich) ;
Map_af mp(mg, fich) ;
Eos* peos = Eos::eos_from_file(fich) ;
Star_rot_Dirac star(mp, *peos, fich) ;
fclose(fich) ;
star.update_metric() ;
star.equation_of_state() ;
star.hydro_euler() ;
cout.precision(10) ;
cout << star << endl ;
// Formula (150) of Shapiro & Zane (1998) --> tsw1
double tcin = 0.5 * star.get_omega() * star.angu_mom() ;
double tsw1 = tcin / ( tcin + star.mass_b() - star.mass_g() ) ;
cout << "tsw, tsw1 : " << star.tsw() << " " << tsw1 << endl ;
// Print of the enthalpy field
cout << "Enthalpy : " << endl ;
cout << star.get_ent() << endl ;
arrete() ;
// Print of the energy density field
cout << "Proper energy density : " << endl ;
cout << star.get_ener() << endl ;
arrete() ;
int nzet = star.get_nzet() ;
// 2-D drawings
// ------------
// Cmp defining the surface of the star (via the enthalpy field)
Cmp surf = star.get_ent() ;
Cmp surf_ext(mp) ;
surf_ext = - 0.2 * surf(0, 0, 0, 0) ;
surf_ext.annule(0, star.get_nzet()-1) ;
surf.annule(star.get_nzet(), mg.get_nzone()-1) ;
surf = surf + surf_ext ;
surf = raccord_c1(surf, star.get_nzet()) ;
double zoom = 1.2 ;
// Various fields
des_coupe_y(star.get_ent(), 0., nzet, "Enthalpy", &surf, zoom,
draw_bound) ;
if (mg.get_np(0) > 1) {
des_coupe_z(star.get_ent(), 0., nzet, "Enthalpy (equatorial plane)",
&surf, zoom, draw_bound) ;
}
des_coupe_y(star.get_logn(), 0., nzet, "Gravitational potential \\gn", &surf, zoom,
draw_bound) ;
des_coupe_y(star.get_beta()(3), 0., nzet, "Azimuthal shift \\gb\\u\\gf", &surf, zoom,
draw_bound) ;
des_coupe_y(star.get_lnq(), 0., nzet, "Metric potential ln(Q)", &surf, zoom,
draw_bound) ;
des_coupe_y(star.get_aa_quad(), 0., nzet, "A\\uij\\d A\\dij", &surf, zoom,
draw_bound) ;
des_coupe_y(star.get_hh()(1,1), 0., nzet, "Metric potential h\\urr", &surf) ;
des_coupe_y(star.get_hh()(1,2), 0., nzet, "Metric potential h\\ur\\gh", &surf) ;
des_coupe_y(star.get_hh()(2,2), 0., nzet, "Metric potential h\\u\\gh\\gh", &surf) ;
des_coupe_y(star.get_hh()(3,3), 0., nzet, "Metric potential h\\u\\gf\\gf", &surf) ;
// 1-D plots
// ---------
// Energy density
double r_min = 0 ; // plot starts at center
double r_max = star.ray_eq() ;
double theta = M_PI / 2 ;
double phi = 0 ;
des_profile(star.get_ener(), r_min, r_max, theta, phi,
"Proper energy density [rho_nuc]") ;
// Outputs in file for Xmgr, Gnuplot, ...
ofstream fdata("profiles.d") ;
fdata << "# r [km] e(theta=pi/2) e(theta=0)" << endl ;
r_min = 0 ;
r_max = star.ray_eq() ;
int npt = 200 ;
for (int i=0; i<npt; i++) {
double r = r_min + double(i) * (r_max -r_min) / double(npt-1) ;
theta = M_PI / 2. ;
double uu1 = star.get_ener().val_point(r,theta,phi) ;
theta = 0 ;
double uu2 = star.get_ener().val_point(r,theta,phi) ;
fdata << r / km << " " << uu1 << " " << uu2 ;
fdata << endl ;
}
fdata.close() ;
// Cleaning
// --------
delete peos ;
exit(EXIT_SUCCESS) ;
return EXIT_SUCCESS ;
}
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