Remove_Invalid_Internal_Boundaries.cpp

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#include <Remove_Invalid_Internal_Boundaries.h>
#include <Connectivite_som_elem.h>
#include <Static_Int_Lists.h>
#include <Scatter.h>
#include <Domaine.h>
#include <Param.h>
 
Implemente_instanciable(Remove_Invalid_Internal_Boundaries,"Remove_Invalid_Internal_Boundaries",Interprete_geometrique_base);
// XD remove_invalid_internal_boundaries interprete remove_invalid_internal_boundaries INHERITS_BRACE Keyword to
// XD_CONT suppress an internal boundary of the domain_name domain. Indeed, some mesh tools may define internal
// XD_CONT boundaries (eg: for post processing task after the calculation) but TRUST does not support it yet.
// XD attr domain_name ref_domaine domain_name REQ Name of domain.
 
Sortie& Remove_Invalid_Internal_Boundaries::printOn(Sortie& os) const { return Interprete::printOn(os); }
 
Entree& Remove_Invalid_Internal_Boundaries::readOn(Entree& is) { return Interprete::readOn(is); }
 
Entree& Remove_Invalid_Internal_Boundaries::interpreter_(Entree& is)
{
  associer_domaine(is);
 
  Domaine& domain = domaine(0);
 
  Scatter::uninit_sequential_domain(domain);
 
  Static_Int_Lists incidence;
  construire_connectivite_som_elem(domain.nb_som_tot(), domain.les_elems(), incidence, 1);
 
  LIST(Nom) name_of_useless_boundaries;
  LIST(Nom) name_of_useless_connectors;
  ArrOfInt nodes_of_frontier_face;
  ArrOfInt cells_on_frontier_face;
 
 
  for (auto &itr : domain.faces_bord())
    {
      const Faces& frontier_faces    = itr.faces();
      const int nb_frontier_faces = frontier_faces.nb_faces_tot();
      const int nb_nodes_per_face = frontier_faces.nb_som_faces();
 
      nodes_of_frontier_face.resize_array(nb_nodes_per_face);
      cells_on_frontier_face.resize_array(0);
 
      // Only work on the first face of the current Bord
      for (int i=0; i<nb_nodes_per_face; ++i)
        nodes_of_frontier_face[i] = frontier_faces.sommet(0,i);
      find_adjacent_elements(incidence,nodes_of_frontier_face,cells_on_frontier_face);
 
      bool remove_frontier = false;
 
      if (cells_on_frontier_face.size_array() == 1)
        remove_frontier = false;
      else if (cells_on_frontier_face.size_array() == 2)
        {
          // The face is used in two elements. This is not valid and should be removed
          remove_frontier = true;
          Nom dummy;
          Nom& new_useless_frontier_name = name_of_useless_boundaries.add(dummy);
          new_useless_frontier_name = itr.le_nom();
        }
      else
        {
          Cerr << "Error in 'Remove_Invalid_Internal_Boundaries::interpreter_()' :" << finl;
          Cerr << "  Invalid incidence" << finl;
          Process::exit();
        }
 
      for (int f=0; f<nb_frontier_faces; ++f)
        {
          for (int i=0; i<nb_nodes_per_face; ++i)
            nodes_of_frontier_face[i] = frontier_faces.sommet(0,i);
          find_adjacent_elements(incidence,nodes_of_frontier_face,cells_on_frontier_face);
 
          if (remove_frontier)
            {
              if (cells_on_frontier_face.size_array() != 2)
                {
                  Cerr << "Error in 'Remove_Invalid_Internal_Boundaries::interpreter_()' :" << finl;
                  Cerr << "  Invalid incidence" << finl;
                  Process::exit();
                }
            }
          else
            {
              if (cells_on_frontier_face.size_array() != 1)
                {
                  Cerr << "Error in 'Remove_Invalid_Internal_Boundaries::interpreter_()' :" << finl;
                  Cerr << "  Invalid incidence" << finl;
                  Process::exit();
                }
            }
        }
    }
 
  for (auto &itr : domain.faces_raccord())
    {
      const Faces& frontier_faces = itr->faces();
      const int nb_frontier_faces = frontier_faces.nb_faces_tot();
      const int nb_nodes_per_face = frontier_faces.nb_som_faces();
 
      nodes_of_frontier_face.resize_array(nb_nodes_per_face);
      cells_on_frontier_face.resize_array(0);
 
      for (int i = 0; i < nb_nodes_per_face; ++i)
        nodes_of_frontier_face[i] = frontier_faces.sommet(0, i);
 
      find_adjacent_elements(incidence, nodes_of_frontier_face, cells_on_frontier_face);
 
      bool remove_frontier = false;
 
      if (cells_on_frontier_face.size_array() == 1)
        remove_frontier = false;
      else if (cells_on_frontier_face.size_array() == 2)
        {
          remove_frontier = true;
          Nom dummy;
          Nom& new_useless_frontier_name = name_of_useless_connectors.add(dummy);
          new_useless_frontier_name = itr->le_nom();
        }
      else
        {
          Cerr << "Error in 'Remove_Invalid_Internal_Boundaries::interpreter_()' :" << finl;
          Cerr << "  Invalid incidence" << finl;
          Process::exit();
        }
 
      for (int f = 0; f < nb_frontier_faces; ++f)
        {
          for (int i = 0; i < nb_nodes_per_face; ++i)
            nodes_of_frontier_face[i] = frontier_faces.sommet(0, i);
          find_adjacent_elements(incidence, nodes_of_frontier_face, cells_on_frontier_face);
 
          if (remove_frontier)
            {
              if (cells_on_frontier_face.size_array() != 2)
                {
                  Cerr << "Error in 'Remove_Invalid_Internal_Boundaries::interpreter_()' :" << finl;
                  Cerr << "  Invalid incidence" << finl;
                  Process::exit();
                }
            }
          else
            {
              if (cells_on_frontier_face.size_array() != 1)
                {
                  Cerr << "Error in 'Remove_Invalid_Internal_Boundaries::interpreter_()' :" << finl;
                  Cerr << "  Invalid incidence" << finl;
                  Process::exit();
                }
            }
        }
    }
 
  for (auto& itr : name_of_useless_boundaries)
    {
      Bords& boundaries = domain.faces_bord();
      boundaries.suppr(domain.bord(itr));
    }
 
  for (auto& itr : name_of_useless_connectors)
    {
      Raccords& connectors = domain.faces_raccord();
      connectors.suppr(domain.raccord(itr));
    }
 
  Scatter::init_sequential_domain(domain);
 
  return is;
}