Entree_fluide_T_h_imposee.cpp

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#include <Entree_fluide_T_h_imposee.h>
 
Implemente_instanciable(Entree_fluide_T_h_imposee, "Frontiere_ouverte_T_h_imposee", Dirichlet_entree_fluide);
 
Sortie& Entree_fluide_T_h_imposee::printOn(Sortie& s) const { return s << que_suis_je() << finl; }
 
/*! @brief Types le_champ_front as "Champ_front_uniforme".
 *
 * Reads the values of the external field if the boundary conditions
 *     are specified as: "T_ext", "C_ext", "Y_ext" or "K_Eps_ext"
 *     Raises an error otherwise.
 *
 * @param (Entree& s) input stream
 * @return (Entree& s) the modified input stream
 * @throws external field type not recognized;
 * recognized types are: "T_ext", "C_ext", "Y_ext" or "K_Eps_ext"
 */
Entree& Entree_fluide_T_h_imposee::readOn(Entree& s)
{
  if (app_domains.size() == 0) app_domains = { Motcle("Thermique"), Motcle("indetermine") };
 
  le_champ_front.typer("Champ_front_uniforme");
  le_champ_Text.typer("Champ_front_uniforme");
  le_champ_hext.typer("Champ_front_uniforme");
  Motcle motlu;
  Motcles les_motcles(6);
  {
    les_motcles[0] = "T_ext";
    les_motcles[1] = "C_ext";
    les_motcles[2] = "K_Eps_ext";
    les_motcles[3] = "H_ext";
    les_motcles[4] = "Y_ext";
    les_motcles[5] = "K_Omega_ext";
  }
 
  Motcle accfermee = "}";
  Motcle accouverte = "{";
  s >> motlu;
  int rang;
  if (motlu != accouverte)
    {
      Cerr << "Expected a { when reading the interface " << finl;
      exit();
    }
  s >> motlu;
  while (motlu != accfermee)
    {
      rang = les_motcles.search(motlu);
      switch(rang)
        {
        case 0:
          {
            s >> le_champ_Text;
            break;
          }
        case 1:
        case 2:
        case 3:
        case 4:
          {
            s >> le_champ_hext;
            break;
          }
        default:
          {
            Cerr << "Error reading boundary condition of type: " << finl;
            Cerr << que_suis_je() << finl;
            Cerr << "Expected " << les_motcles << " instead of " << motlu << finl;
            exit();
          }
        }
      s >> motlu;
    }
 
  return s;
}
 
/*! @brief Returns the value of the i-th component of the field imposed on the exterior of the boundary.
 *
 * @param (int i) index along the first dimension of the field
 * @return (double) the value imposed on the specified component of the field
 * @throws second dimension of the boundary field greater than 1
 */
double Entree_fluide_T_h_imposee::val_imp(int i) const
{
  if (type_cond_lim == 0)
    {
      //      Cerr<<"Entree_fluide_T_h_imposee Condition limite en temperature"<<finl;
      if (le_champ_Text->valeurs().size() == 1)
        return le_champ_Text->valeurs()(0, 0);
      else if (le_champ_Text->valeurs().dimension(1) == 1)
        return le_champ_Text->valeurs()(i, 0);
      else
        Cerr << "Entree_fluide_T_h_imposee::val_ext" << finl;
      exit();
      return 0.;
    }
  else
    {
      //      Cerr<<"Entree_fluide_T_h_imposee Condition limite en enthalpie"<<finl;
      if (le_champ_hext->valeurs().size() == 1)
        return le_champ_hext->valeurs()(0, 0);
      else if (le_champ_hext->valeurs().dimension(1) == 1)
        return le_champ_hext->valeurs()(i, 0);
      else
        Cerr << "Entree_fluide_T_h_imposee::val_ext" << finl;
      exit();
      return 0.;
    }
}
 
/*! @brief Returns the value of the (i,j)-th component of the field imposed on the exterior of the boundary.
 *
 * @param (int i) index along the first dimension of the field
 * @param (int j) index along the second dimension of the field
 * @return (double) the value imposed on the specified component of the field
 */
double Entree_fluide_T_h_imposee::val_imp(int i, int j) const
{
  if (type_cond_lim == 0)
    {
      // Temperature boundary condition
      if (le_champ_Text->valeurs().dimension(0) == 1)
        return le_champ_Text->valeurs()(0, j);
      else
        return le_champ_Text->valeurs()(i, j);
    }
  else
    {
      // Enthalpy boundary condition
      if (le_champ_hext->valeurs().dimension(0) == 1)
        return le_champ_hext->valeurs()(0, j);
      else
        return le_champ_hext->valeurs()(i, j);
    }
}