Champ_Tabule_Temps.cpp

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#include <Champ_Tabule_Temps.h>
 
Implemente_instanciable(Champ_Tabule_Temps,"Champ_Tabule_Temps",Champ_Uniforme_inst);
// XD champ_tabule_temps champ_don_base champ_tabule_temps NO_BRACE Field that is constant in space and tabulated as a
// XD_CONT function of time.
// XD attr dim entier dim REQ Number of field components.
// XD attr bloc bloc_lecture bloc REQ Values as a table. The value of the field at any time is calculated by linear
// XD_CONT interpolation from this table.
 
 
 
/*! @brief NE FAIT RIEN
 *
 * @param (Sortie& os) un flot de sortie
 * @return (Sortie&) le flot de sortie
 */
Sortie& Champ_Tabule_Temps::printOn(Sortie& os) const
{
  return os;
}
 
 
/*! @brief Lit les valeurs du champ tabule en temps a partir d'un flot d'entree.
 *
 *     On lit le nombre de composante du champ (nb_comp) et on
 *     remplit une table a partir des nval couples (vrel_i, tps_i).
 *     Format:
 *      Champ_Tabule_Temps nb_comp { nval tps_1...tps_nval  vrel_1...vrel_nval }
 *
 * @param (Entree& is) un flot d'entree
 * @return (Entree&) le flot d'entree modifie
 * @throws accolade ouvrante attendue
 * @throws accolade fermante attendue
 */
Entree& Champ_Tabule_Temps::readOn(Entree& is)
{
  Motcle motlu;
  int nb_val;
  Motcle accolade_ouverte("{");
  Motcle accolade_fermee("}");
  nb_compo_=lire_dimension(is,que_suis_je());
  if (nb_compo_ <= 0)
    {
      Cerr << "Error in Champ_Tabule_Temps::readOn : nb_compo <= 0" << finl;
      assert(0);
      exit();
    }
  dimensionner(1, nb_compo_);
  is >> motlu;
  if (motlu == accolade_ouverte)
    {
      nb_val=lire_dimension(is,que_suis_je());
      DoubleVect param(nb_val);
      DoubleTab les_valeurs(nb_val, nb_compo_);
      for (int i = 0; i < nb_val; i++)
        is >> param[i];
      for (int i = 0; i < nb_val; i++)
        for (int k = 0; k < nb_compo_; k++)
          is >> les_valeurs(i, k);
      la_table.remplir(param, les_valeurs);
 
      is >> motlu;
      if (motlu != accolade_fermee)
        {
          Cerr << "Error reading from an object of type Champ_Tabule_Temps" << finl;
          Cerr << "We expected keyword } instead of " << motlu << finl;
          exit();
        }
    }
  else
    {
      Cerr << "Error reading from an object of type Champ_Tabule_Temps" << finl;
      Cerr << "We expected keyword { instead of " << motlu << finl;
      exit();
    }
  changer_temps(-1e9);
  //mettre_a_jour(0.);
  return is;
}
 
 
/*! @brief Mise a jour en temps des valeurs tabulees du champ.
 *
 * @param (double tps) le temps de mise a jour
 */
void Champ_Tabule_Temps::me_calculer(double tps)
{
  if (temps() != tps)
    {
      DoubleVect& mes_valeurs = valeurs();
      if (mes_valeurs.size() == 1)
        mes_valeurs[0] = la_table.val(tps);
      else
        la_table.valeurs(mes_valeurs,tps);
    }
}