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/*
* Method of the class Map_af for the resolution of the scalar Poisson
* equation with a falloff condition at the outer boundary
*
* (see file map.h for documentation).
*
*/
/*
* Copyright (c) 2004 Joshua A. Faber
*
* 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 version 2
* as published by the Free Software Foundation.
*
* 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 map_af_poisson_falloff_C[] = "$Header: /cvsroot/Lorene/C++/Source/Map/map_af_poisson_falloff.C,v 1.3 2014/10/13 08:53:03 j_novak Exp $" ;
/*
* $Id: map_af_poisson_falloff.C,v 1.3 2014/10/13 08:53:03 j_novak Exp $
* $Log: map_af_poisson_falloff.C,v $
* Revision 1.3 2014/10/13 08:53:03 j_novak
* Lorene classes and functions now belong to the namespace Lorene.
*
* Revision 1.2 2005/02/18 13:14:08 j_novak
* Changing of malloc/free to new/delete + suppression of some unused variables
* (trying to avoid compilation warnings).
*
* Revision 1.1 2004/11/30 20:53:38 k_taniguchi
* *** empty log message ***
*
*
* $Header: /cvsroot/Lorene/C++/Source/Map/map_af_poisson_falloff.C,v 1.3 2014/10/13 08:53:03 j_novak Exp $
*
*/
// Header Lorene:
#include "map.h"
#include "cmp.h"
namespace Lorene {
Mtbl_cf sol_poisson_falloff(const Map_af&, const Mtbl_cf&, const int) ;
//*****************************************************************************
void Map_af::poisson_falloff(const Cmp& source, Param& , Cmp& pot, int k_falloff) const {
assert(source.get_etat() != ETATNONDEF) ;
assert(source.get_mp()->get_mg() == mg) ;
assert(pot.get_mp()->get_mg() == mg) ;
// Spherical harmonic expansion of the source
// ------------------------------------------
const Valeur& sourva = source.va ;
if (sourva.get_etat() == ETATZERO) {
pot.set_etat_zero() ;
return ;
}
// Spectral coefficients of the source
assert(sourva.get_etat() == ETATQCQ) ;
Valeur rho(sourva.get_mg()) ;
sourva.coef() ;
rho = *(sourva.c_cf) ; // copy of the coefficients of the source
rho.ylm() ; // spherical harmonic transforms
// Call to the Mtbl_cf version
// ---------------------------
Mtbl_cf resu = sol_poisson_falloff(*this, *(rho.c_cf), k_falloff) ;
// Final result returned as a Cmp
// ------------------------------
pot.set_etat_zero() ; // to call Cmp::del_t().
pot.set_etat_qcq() ;
pot.va = resu ;
(pot.va).ylm_i() ; // On repasse en base standard.
}
}
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