Champ_front_fonc_gradient_VEF.cpp

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#include <Champ_front_fonc_gradient_VEF.h>
#include <Domaine_VEF.h>
#include <TRUSTTrav.h>
 
Implemente_instanciable(Champ_front_fonc_gradient_VEF,"Champ_front_fonc_gradient_VEF",Champ_front_fonc_gradient);
 
 
Sortie& Champ_front_fonc_gradient_VEF::printOn(Sortie& os) const
{
  return Champ_front_fonc_gradient::printOn(os);
}
 
 
Entree& Champ_front_fonc_gradient_VEF::readOn(Entree& s)
{
  fixer_nb_comp(dimension);
  return s;
}
 
/*! @brief @brief Update the field at the given time.
 *
 */
 
void Champ_front_fonc_gradient_VEF::mettre_a_jour(double temps)
{
  Cerr << "Champ_front_fonc_gradient_VEF::mettre_a_jour" << finl;
  Cerr << "Not yet implemented..." << finl;
  exit();
 
  const Domaine_VEF& domaine_VEF = ref_cast(Domaine_VEF,domaine_dis());
  const Front_VF& le_bord= ref_cast(Front_VF,frontiere_dis());
  int premiere=le_bord.num_premiere_face();
  const DoubleTab& face_normales = domaine_VEF.face_normales();
  const IntTab& face_voisins = domaine_VEF.face_voisins();
 
  DoubleTab& tab=valeurs_au_temps(temps);
 
  // process the faces on the boundary
 
  DoubleTab vecteur_tang(le_bord.nb_faces(),3);
 
  for(int i=0; i<le_bord.nb_faces(); i++)
    {
      int elem1=face_voisins(i+premiere,0);
      if (elem1 == -1)
        elem1=face_voisins(i+premiere,1);
      int signe = domaine_VEF.oriente_normale(i+premiere,elem1);
 
      vecteur_tang(i,2) = 0.0;
 
      vecteur_tang (i,0) = -face_normales(i+premiere,1)*signe;
 
      vecteur_tang (i,1) =face_normales(i+premiere,0)*signe;
 
      double norme=0.0;
 
      for (int k=0; k<2; k++)
        norme += vecteur_tang(i,k)* vecteur_tang(i,k);
 
      norme = sqrt(norme);
 
      tab(i,2)=0.0;
      for(int j=0; j<2; j++)
        {
          tab(i+premiere,j)=vecteur_tang(i,j);
          tab(i+premiere,j)*=vit_tang;
          tab(i+premiere,j)=tab(i+premiere,j)/norme;
        }
    }
  tab.echange_espace_virtuel();
}