domain_polar_shell_export_tau_boundary.cpp

/*
    Copyright 2017 Philippe Grandclement
 
    This file is part of Kadath.
 
    Kadath 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 3 of the License, or
    (at your option) any later version.
 
    Kadath 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 Kadath.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#include "headcpp.hpp"
#include "polar.hpp"
#include "point.hpp"
#include "array_math.hpp"
#include "scalar.hpp"
#include "tensor_impl.hpp"
#include "tensor.hpp"
 
namespace Kadath {
void Domain_polar_shell::export_tau_val_domain_boundary (const Val_domain& so, int mquant, int bound, Array<double>& sec, int& pos_sec, int ncond) const {
    
    if (so.check_if_zero())
        pos_sec += ncond ;
    else {
    so.coef() ;
    Index pos_cf (nbr_coefs) ;
    Index pos_galerkin (nbr_coefs) ;
 
    // Loop on theta
    int baset = (*so.get_base().bases_1d[1]) (0) ;
    for (int j=0 ; j<nbr_coefs(1) ; j++) {
        pos_cf.set(1) = j ;
        switch (baset) {
            case COS_EVEN:
                if (mquant==0) {
                    sec.set(pos_sec) = val_boundary(bound, so, pos_cf) ;
                    pos_sec ++ ;
                    }
                    else if (j!=0) {
                        // Galerkin base
                        pos_galerkin = pos_cf ;
                        pos_galerkin.set(1) = 0 ;
                        sec.set(pos_sec) = val_boundary(bound, so, pos_cf) 
                            -2.*val_boundary(bound, so, pos_galerkin) ;
                        pos_sec ++ ;
                    }
                break ;
            case COS_ODD:
                if (j!=nbr_coefs(1)-1) {
                    if (mquant==0) {
                        sec.set(pos_sec) = val_boundary(bound, so, pos_cf) ;
                        pos_sec ++ ;
                    }
                    else if (j!=0) {
                        // Galerkin base
                        pos_galerkin = pos_cf ;
                        pos_galerkin.set(1) = 0 ;
                        sec.set(pos_sec) = val_boundary(bound, so, pos_cf) 
                            -val_boundary(bound, so, pos_galerkin) ;
                        pos_sec ++ ;
                    }}
                break ;
            case SIN_EVEN:
                if ((j!=0) && (j!=nbr_coefs(1)-1)) {
                    if (mquant<=1) {
                    sec.set(pos_sec) = val_boundary(bound, so, pos_cf) ;
                    pos_sec ++ ;
                    }
                    else if (j!=1) {
                        pos_galerkin = pos_cf ;
                        pos_galerkin.set(1) = 1 ;
                        sec.set(pos_sec) = val_boundary(bound, so, pos_cf) 
                            -j*val_boundary(bound, so, pos_galerkin) ;
                        pos_sec ++ ;
                    }}
                break ;
            case SIN_ODD:
                if (j!=nbr_coefs(1)-1) {
                    if (mquant<=1) {
                    sec.set(pos_sec) = val_boundary(bound, so, pos_cf) ;
                    pos_sec ++ ;
                    }
                    else if (j!=0) {
                        pos_galerkin = pos_cf ;
                        pos_galerkin.set(1) = 0 ;
                        sec.set(pos_sec) = val_boundary(bound, so, pos_cf) 
                            -(2*j+1)*val_boundary(bound, so, pos_galerkin) ;
                        pos_sec ++ ;
                    }}
                
                break ;
            default:
                cerr << "Unknow theta basis in Domain_polar_shell::export_tau_val_domain_boundary" << endl ;
                abort() ;
          }
        }
    }
}
 
void Domain_polar_shell::export_tau_boundary (const Tensor& tt, int dom, int bound, Array<double>& res, int& pos_res, const Array<int>& ncond,
                                        int, Array<int>**) const {
 
    // Check boundary
    if ((bound!=INNER_BC) && (bound!=OUTER_BC)) {
        cerr << "Unknown boundary in Domain_polar_shell::export_tau_boundary" << endl ;
        abort() ;
    }
 
    int val = tt.get_valence() ;
    switch (val) {
        case 0 :
            if (!tt.is_m_quant_affected())
              export_tau_val_domain_boundary (tt()(dom), 0, bound, res, pos_res, ncond(0)) ;
            else 
                export_tau_val_domain_boundary (tt()(dom), tt.get_parameters().get_m_quant(), bound, res, pos_res, ncond(0)) ;
            break ;
        default :
            cerr << "Valence " << val << " not implemented in Domain_polar_shell::export_tau_boundary" << endl ;
            break ;
    }
}}