Champ_Morceaux.cpp

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#include <Champ_Morceaux.h>
#include <Discretisation_base.h>
#include <Champ_Fonc_MED.h>
#include <Champ_Uniforme.h>
#include <Probleme_base.h>
#include <Domaine_dis_base.h>
#include <Param.h>
 
Implemente_instanciable(Champ_Morceaux,"Champ_Morceaux",Champ_Fonc_P0_base);
// XD champ_morceaux champ_don_base champ_morceaux NO_BRACE Field defined by subfields on a list of subdomains. Each
// XD_CONT field must be defined on the whole domain.
// XD attr problem_name ref_Pb_base problem_name REQ Name of the problem.
// XD attr data bloc_lecture data REQ { Defaut field_def sous_domaine_1 field_1 ... sous_domaine_i field_i } By default,
// XD_CONT the field field_def is assigned to the field. It takes the sous_domaine_i identifier Sous_Domaine (sub_area)
// XD_CONT type object field, field_i. Sous_Domaine (sub_area) type objects must have been previously defined if the
// XD_CONT operator wishes to use a champ_morceaux type object.
 
Sortie& Champ_Morceaux::printOn(Sortie& os) const { return os; }
 
Entree& Champ_Morceaux::readOn(Entree& is)
{
  nb_compo_ = -1;
  // first keywords : domain and components
  Nom nom;
  is >> nom;
  pb_ = ref_cast(Probleme_base, Interprete::objet(nom));
  associer_domaine_dis_base(pb_->domaine_dis());
  IntTrav filled; //to check if subdomains cover the whole domain
  pb_->domaine().creer_tableau_elements(filled);
  //loop over subdomains
  is >> nom;
  if (nom != "{")
    Process::exit(que_suis_je() + " : { expected instead of " + nom);
  for (is >> nom; nom != "}"; is >> nom)
    {
      if (nom == "default") nom = "defaut";
      if (nom != "defaut")
        {
          const Sous_Domaine& sdom = pb_->domaine().ss_domaine(nom);
          for (int i = 0; i < sdom.nb_elem_tot(); i++)
            filled(sdom(i)) = 1;
        }
      if (field_.count(nom.getString()))
        Process::exit(que_suis_je() + " : the sudomain " + nom + "has been specified twice!");
      is >> field_[nom.getString()];
      if (nb_compo_ < 0)
        nb_compo_ = field_[nom.getString()]->nb_comp();
      else if (field_[nom.getString()]->nb_comp() != nb_compo_)
        Process::exit(que_suis_je() + " : the field on " + nom + " has " + Nom(field_[nom.getString()]->nb_comp()) + " components instead of " + Nom(nb_compo_) + " !");
    }
  //either check that there no missing elements or add them to the "default_vals" list
  if (!field_.count("defaut") && mp_min_vect(filled) == 0)
    Process::exit(que_suis_je() + " : some pieces of the field are missing!");
  else for (int e = 0; e < pb_->domaine().nb_elem(); e++)
      if (!filled(e))
        default_vals_.append_line(e);
  valeurs_.resize(0, nb_compo_);
  noms_compo_.dimensionner(nb_compo_);
  pb_->domaine().creer_tableau_elements(valeurs_);
 
  // store xp in each sub-zone (some fields need positions for valeur_aux, ex : champ_fonc_xyz)
  const DoubleTab& xp_dom = ref_cast(Domaine_VF, pb_->domaine_dis()).xp();
  for (auto &&kv : field_)
    {
      const IntVect& elems = kv.first == "defaut" ? default_vals_ : pb_->domaine().ss_domaine(kv.first).les_elems();
      xp_ssz_[kv.first].resize(elems.size(), dimension);
      for (int i = 0; i < elems.size(); i++)
        for (int d = 0; d < dimension; d++)
          xp_ssz_[kv.first](i, d) = xp_dom(elems(i), d);
    }
 
  return is;
}
 
void Champ_Morceaux::mettre_a_jour(double temps)
{
  for (auto &&kv : field_)
    {
      kv.second->mettre_a_jour(temps);
      const IntVect& elems = kv.first == "defaut" ? default_vals_ : pb_->domaine().ss_domaine(kv.first).les_elems();
      DoubleTrav vals(elems.size(), nb_compo_);
 
      kv.second->valeur_aux_elems(xp_ssz_[kv.first], elems, vals);
      for (int i = 0; i < elems.size(); i++)
        for (int e = elems(i), n = 0; n < nb_compo_; n++)
          valeurs_(e, n) = vals(i, n);
    }
  valeurs_.echange_espace_virtuel();
}
 
int Champ_Morceaux::initialiser(const double t)
{
  int res = 1;
  for (auto &&kv : field_)
    res &= kv.second->initialiser(t);
  mettre_a_jour(t);
  return res;
}
 
double Champ_Morceaux::changer_temps(const double t)
{
  for (auto &&kv : field_)
    kv.second->changer_temps(t);
  return t;
}
 
const Nom& Champ_Morceaux::fixer_unite(const Nom& unit)
{
  for (auto &&kv : field_)
    kv.second->fixer_unite(unit);
  return unit;
}
 
const Nom& Champ_Morceaux::fixer_unite(int i, const Nom& unit)
{
  for (auto &&kv : field_)
    kv.second->fixer_unite(i, unit);
  return unit;
}
 
void Champ_Morceaux::associer_domaine_dis_base(const Domaine_dis_base& zdb)
{
  Champ_Fonc_P0_base::associer_domaine_dis_base(zdb);
  for (auto &&kv : field_)
    kv.second->associer_domaine_dis_base(zdb);
}