Refine_Mesh.cpp

/****************************************************************************
* Copyright (c) 2024, CEA
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#include <Array_tools.h>
#include <Refine_Mesh.h>
#include <Sous_Domaine.h>
#include <Domaine.h>
#include <Scatter.h>
#include <SChaine.h>
#include <EChaine.h>
 
Implemente_instanciable(Refine_Mesh, "Refine_Mesh", Interprete_geometrique_base);
 
Sortie& Refine_Mesh::printOn(Sortie& os) const { return Interprete::printOn(os); }
 
Entree& Refine_Mesh::readOn(Entree& is) { return Interprete::readOn(is); }
 
// XD refine_mesh interprete refine_mesh NO_BRACE not_set
// XD attr domaine ref_domaine domaine REQ not_set
Entree& Refine_Mesh::interpreter_(Entree& is)
{
  associer_domaine(is);
  apply();
  return is;
}
 
void Refine_Mesh::apply()
{
  Cerr << "Refining domain " << domaine().le_nom() << finl;
 
  check_dimension();
  check_cell_type();
 
  if (Objet_U::dimension == 2)
    {
      apply_2D();
    }
  else
    {
      apply_3D();
    }
 
  Cerr << "Refinement... OK" << finl;
}
 
void Refine_Mesh::check_dimension() const
{
  if (!((Objet_U::dimension == 2) || (Objet_U::dimension == 3)))
    {
      Cerr << "Error in 'Refine_Mesh::check_dimension()':" << finl;
      Cerr << "  Invalid dimension: " << Objet_U::dimension << finl;
      Cerr << "  Refine_Mesh can only deal 2D or 3D domains" << finl;
      Process::exit();
    }
}
 
void Refine_Mesh::check_cell_type() const
{
  const Nom& cell_type = domaine().type_elem()->que_suis_je();
 
  if (!((cell_type == Motcle("Triangle")) || (cell_type == Motcle("Tetraedre"))))
    {
      Cerr << "Error in 'Refine_Mesh::check_cell_type()':" << finl;
      Cerr << "  Invalid cell type: " << cell_type << finl;
      Cerr << "  Refine_Mesh can only deal with triangles and tetrahedrons" << finl;
      Process::exit();
    }
}
 
void Refine_Mesh::apply_2D()
{
  Domaine& domain = domaine();
  Scatter::uninit_sequential_domain(domain);
 
  assert(domain.type_elem()->que_suis_je() == Motcle("Triangle"));
 
  IntTab nodes_of_edges;
  IntTab edges_of_cells;
  build_edges_2D(nodes_of_edges, edges_of_cells);
 
  DoubleTab new_nodes;
  build_new_nodes(new_nodes, nodes_of_edges);
 
  IntTab new_cells;
  build_new_cells_2D(new_cells, edges_of_cells);
 
  Noms new_sub_domaines_descriptions;
  build_new_sub_domaines_descriptions(new_sub_domaines_descriptions);
 
  Static_Int_Lists incidence_from_node_to_edges;
  build_incidence_from_node_to_edges(new_nodes.dimension(0), nodes_of_edges, incidence_from_node_to_edges);
 
  IntTabs new_nodes_of_boundary_faces;
  IntTabs new_cells_of_boundary_faces;
  build_new_boundary_faces_2D(new_nodes_of_boundary_faces, new_cells_of_boundary_faces, incidence_from_node_to_edges);
 
  IntTabs new_nodes_of_connector_faces;
  IntTabs new_cells_of_connector_faces;
  build_new_connector_faces_2D(new_nodes_of_connector_faces, new_cells_of_connector_faces, incidence_from_node_to_edges);
 
  IntTabs new_nodes_of_internal_frontier_faces;
  IntTabs new_cells_of_internal_frontier_faces;
  build_new_internal_frontier_faces_2D(new_nodes_of_internal_frontier_faces, new_cells_of_internal_frontier_faces, incidence_from_node_to_edges);
 
  update_domain(Nom("Triangle"), Type_Face::segment_2D, new_nodes, new_cells, new_sub_domaines_descriptions, new_nodes_of_boundary_faces, new_cells_of_boundary_faces, new_nodes_of_connector_faces,
                new_cells_of_connector_faces, new_nodes_of_internal_frontier_faces, new_cells_of_internal_frontier_faces);
 
  Scatter::init_sequential_domain(domain);
}
 
void Refine_Mesh::apply_3D()
{
  Domaine& domain = domaine();
  Scatter::uninit_sequential_domain(domain);
 
  assert(domain.type_elem()->que_suis_je() == Motcle("Tetraedre"));
 
  IntTab nodes_of_edges;
  IntTab edges_of_cells;
  build_edges_3D(nodes_of_edges, edges_of_cells);
 
  DoubleTab new_nodes;
  build_new_nodes(new_nodes, nodes_of_edges);
 
  IntTab new_cells;
  build_new_cells_3D(new_cells, edges_of_cells);
 
  Noms new_sub_domaines_descriptions;
  build_new_sub_domaines_descriptions(new_sub_domaines_descriptions);
 
  Static_Int_Lists incidence_from_node_to_edges;
  build_incidence_from_node_to_edges(new_nodes.dimension(0), nodes_of_edges, incidence_from_node_to_edges);
 
  IntTabs new_nodes_of_boundary_faces;
  IntTabs new_cells_of_boundary_faces;
  build_new_boundary_faces_3D(new_nodes_of_boundary_faces, new_cells_of_boundary_faces, incidence_from_node_to_edges);
 
  IntTabs new_nodes_of_connector_faces;
  IntTabs new_cells_of_connector_faces;
  build_new_connector_faces_3D(new_nodes_of_connector_faces, new_cells_of_connector_faces, incidence_from_node_to_edges);
 
  IntTabs new_nodes_of_internal_frontier_faces;
  IntTabs new_cells_of_internal_frontier_faces;
  build_new_internal_frontier_faces_3D(new_nodes_of_internal_frontier_faces, new_cells_of_internal_frontier_faces, incidence_from_node_to_edges);
 
  update_domain(Nom("Tetraedre"), Type_Face::triangle_3D, new_nodes, new_cells, new_sub_domaines_descriptions, new_nodes_of_boundary_faces, new_cells_of_boundary_faces, new_nodes_of_connector_faces,
                new_cells_of_connector_faces, new_nodes_of_internal_frontier_faces, new_cells_of_internal_frontier_faces);
 
  Scatter::init_sequential_domain(domain);
}
 
void Refine_Mesh::build_edges_2D(IntTab& nodes_of_edges, IntTab& edges_of_cells) const
{
  const int nb_edges_per_cell = 3;
  const int nb_nodes_per_edge = 2;
 
  IntTab local_nodes_of_edges(nb_edges_per_cell, nb_nodes_per_edge);
  local_nodes_of_edges(0, 0) = 0;
  local_nodes_of_edges(0, 1) = 1;
  local_nodes_of_edges(1, 0) = 0;
  local_nodes_of_edges(1, 1) = 2;
  local_nodes_of_edges(2, 0) = 1;
  local_nodes_of_edges(2, 1) = 2;
 
  build_edges(nodes_of_edges, edges_of_cells, nb_edges_per_cell, nb_nodes_per_edge, local_nodes_of_edges);
}
 
void Refine_Mesh::build_edges_3D(IntTab& nodes_of_edges, IntTab& edges_of_cells) const
{
  const int nb_edges_per_cell = 6;
  const int nb_nodes_per_edge = 2;
 
  IntTab local_nodes_of_edges(nb_edges_per_cell, nb_nodes_per_edge);
  local_nodes_of_edges(0, 0) = 0;
  local_nodes_of_edges(0, 1) = 1;
  local_nodes_of_edges(1, 0) = 0;
  local_nodes_of_edges(1, 1) = 2;
  local_nodes_of_edges(2, 0) = 0;
  local_nodes_of_edges(2, 1) = 3;
  local_nodes_of_edges(3, 0) = 1;
  local_nodes_of_edges(3, 1) = 2;
  local_nodes_of_edges(4, 0) = 1;
  local_nodes_of_edges(4, 1) = 3;
  local_nodes_of_edges(5, 0) = 2;
  local_nodes_of_edges(5, 1) = 3;
 
  build_edges(nodes_of_edges, edges_of_cells, nb_edges_per_cell, nb_nodes_per_edge, local_nodes_of_edges);
}
 
void Refine_Mesh::build_edges(IntTab& nodes_of_edges, IntTab& edges_of_cells, int nb_edges_per_cell, int nb_nodes_per_edge, const IntTab& local_nodes_of_edges) const
{
  const IntTab& cells = domaine().les_elems();
 
  const int nb_cells = cells.dimension(0);
 
  int size = nb_cells * nb_edges_per_cell;
  IntTab nodes_of_edges_tmp(size, nb_nodes_per_edge);
  edges_of_cells.resize(nb_cells, nb_edges_per_cell);
  ArrOfInt global_nodes_of_edge(nb_nodes_per_edge);
 
  for (int c = 0; c < nb_cells; ++c)
    {
      for (int e = 0; e < nb_edges_per_cell; ++e)
        {
          const int idx = c * nb_edges_per_cell + e;
 
          for (int n = 0; n < nb_nodes_per_edge; ++n)
            {
              global_nodes_of_edge[n] = cells(c, local_nodes_of_edges(e, n));
            }
 
          nodes_of_edges_tmp(idx, 0) = (global_nodes_of_edge[0] < global_nodes_of_edge[1]) ? global_nodes_of_edge[0] : global_nodes_of_edge[1];
          nodes_of_edges_tmp(idx, 1) = (global_nodes_of_edge[0] < global_nodes_of_edge[1]) ? global_nodes_of_edge[1] : global_nodes_of_edge[0];
 
          edges_of_cells(c, e) = idx;
        }
    }
 
  ArrOfInt renum;
  ArrOfInt renum_inverse;
  calculer_renum_sans_doublons(nodes_of_edges_tmp, renum, renum_inverse);
 
  const int nb_edges = renum_inverse.size_array();
  nodes_of_edges.resize(nb_edges, nb_nodes_per_edge);
  for (int e = 0; e < nb_edges; ++e)
    {
      for (int n = 0; n < nb_nodes_per_edge; ++n)
        {
          nodes_of_edges(e, n) = nodes_of_edges_tmp(renum_inverse[e], n);
        }
    }
 
  for (int c = 0; c < nb_cells; ++c)
    {
      for (int e = 0; e < nb_edges_per_cell; ++e)
        {
          edges_of_cells(c, e) = renum[edges_of_cells(c, e)];
        }
    }
}
 
void Refine_Mesh::build_new_nodes(DoubleTab& new_nodes, const IntTab& nodes_of_edges) const
{
  const DoubleTab& nodes = domaine().les_sommets();
 
  const int nb_nodes = nodes.dimension(0);
  const int nb_edges = nodes_of_edges.dimension(0);
 
  new_nodes.resize(nb_nodes + nb_edges, Objet_U::dimension);
  for (int n = 0; n < nb_nodes; ++n)
    {
      for (int i = 0; i < Objet_U::dimension; ++i)
        {
          new_nodes(n, i) = nodes(n, i);
        }
    }
 
  for (int e = 0; e < nb_edges; ++e)
    {
      for (int i = 0; i < Objet_U::dimension; ++i)
        {
          new_nodes(e + nb_nodes, i) = 0.5 * (nodes(nodes_of_edges(e, 0), i) + nodes(nodes_of_edges(e, 1), i));
        }
    }
}
 
void Refine_Mesh::build_new_cells_2D(IntTab& new_cells, const IntTab& edges_of_cells) const
{
  const DoubleTab& nodes = domaine().les_sommets();
  const IntTab& cells = domaine().les_elems();
 
  const int nb_cells = cells.dimension(0);
  const int nb_nodes = nodes.dimension(0);
 
  new_cells.resize(4 * nb_cells, 3);
 
  int n0, n1, n2, n01, n02, n12;
  for (int c = 0; c < nb_cells; ++c)
    {
      n0 = cells(c, 0);
      n1 = cells(c, 1);
      n2 = cells(c, 2);
      n01 = nb_nodes + edges_of_cells(c, 0);
      n02 = nb_nodes + edges_of_cells(c, 1);
      n12 = nb_nodes + edges_of_cells(c, 2);
 
      new_cells(4 * c + 0, 0) = n0;
      new_cells(4 * c + 0, 1) = n01;
      new_cells(4 * c + 0, 2) = n02;
      new_cells(4 * c + 1, 0) = n01;
      new_cells(4 * c + 1, 1) = n1;
      new_cells(4 * c + 1, 2) = n12;
      new_cells(4 * c + 2, 0) = n02;
      new_cells(4 * c + 2, 1) = n12;
      new_cells(4 * c + 2, 2) = n2;
      new_cells(4 * c + 3, 0) = n12;
      new_cells(4 * c + 3, 1) = n02;
      new_cells(4 * c + 3, 2) = n01;
    }
}
 
void Refine_Mesh::build_new_cells_3D(IntTab& new_cells, const IntTab& edges_of_cells) const
{
  const DoubleTab& nodes = domaine().les_sommets();
  const IntTab& cells = domaine().les_elems();
 
  const int nb_cells = cells.dimension(0);
  const int nb_nodes = nodes.dimension(0);
 
  new_cells.resize(8 * nb_cells, 4);
 
  int n0, n1, n2, n3, n01, n02, n03, n12, n13, n23;
  for (int c = 0; c < nb_cells; ++c)
    {
      n0 = cells(c, 0);
      n1 = cells(c, 1);
      n2 = cells(c, 2);
      n3 = cells(c, 3);
      n01 = nb_nodes + edges_of_cells(c, 0);
      n02 = nb_nodes + edges_of_cells(c, 1);
      n03 = nb_nodes + edges_of_cells(c, 2);
      n12 = nb_nodes + edges_of_cells(c, 3);
      n13 = nb_nodes + edges_of_cells(c, 4);
      n23 = nb_nodes + edges_of_cells(c, 5);
 
      new_cells(8 * c + 0, 0) = n0;
      new_cells(8 * c + 0, 1) = n01;
      new_cells(8 * c + 0, 2) = n02;
      new_cells(8 * c + 0, 3) = n03;
      new_cells(8 * c + 1, 0) = n01;
      new_cells(8 * c + 1, 1) = n1;
      new_cells(8 * c + 1, 2) = n12;
      new_cells(8 * c + 1, 3) = n13;
      new_cells(8 * c + 2, 0) = n02;
      new_cells(8 * c + 2, 1) = n12;
      new_cells(8 * c + 2, 2) = n2;
      new_cells(8 * c + 2, 3) = n23;
      new_cells(8 * c + 3, 0) = n03;
      new_cells(8 * c + 3, 1) = n13;
      new_cells(8 * c + 3, 2) = n23;
      new_cells(8 * c + 3, 3) = n3;
      new_cells(8 * c + 4, 0) = n02;
      new_cells(8 * c + 4, 1) = n23;
      new_cells(8 * c + 4, 2) = n13;
      new_cells(8 * c + 4, 3) = n12;
      new_cells(8 * c + 5, 0) = n23;
      new_cells(8 * c + 5, 1) = n13;
      new_cells(8 * c + 5, 2) = n03;
      new_cells(8 * c + 5, 3) = n02;
      new_cells(8 * c + 6, 0) = n13;
      new_cells(8 * c + 6, 1) = n03;
      new_cells(8 * c + 6, 2) = n02;
      new_cells(8 * c + 6, 3) = n01;
      new_cells(8 * c + 7, 0) = n12;
      new_cells(8 * c + 7, 1) = n02;
      new_cells(8 * c + 7, 2) = n01;
      new_cells(8 * c + 7, 3) = n13;
    }
}
 
void Refine_Mesh::build_new_sub_domaines_descriptions(Noms& sub_domaines_descriptions) const
{
  const int nb_sub_domaines = domaine().nb_ss_domaines();
  sub_domaines_descriptions.dimensionner(nb_sub_domaines);
 
  const int nb_new_cells_per_old_cell = (Objet_U::dimension == 2) ? 4 : 8;
 
  for (int i = 0; i < nb_sub_domaines; ++i)
    {
      const Sous_Domaine& sub_domaine = domaine().ss_domaine(i);
      const int old_nb_cells_in_sub_domaine = sub_domaine.nb_elem_tot();
      const int new_nb_cells_in_sub_domaine = old_nb_cells_in_sub_domaine * nb_new_cells_per_old_cell;
      IntVect new_sub_domaine_cells(new_nb_cells_in_sub_domaine);
      int idx = 0;
      for (int c = 0; c < old_nb_cells_in_sub_domaine; ++c)
        {
          const int old_cell = sub_domaine[c];
          for (int j = 0; j < nb_new_cells_per_old_cell; ++j)
            {
              new_sub_domaine_cells[idx] = old_cell * nb_new_cells_per_old_cell + j;
              ++idx;
            }
        }
 
      SChaine os;
      os << " { Liste " << new_sub_domaine_cells << " } ";
      sub_domaines_descriptions[i] = Nom(os.get_str());
    }
}
 
void Refine_Mesh::build_incidence_from_node_to_edges(int nb_nodes, const IntTab& nodes_of_edges, Static_Int_Lists& incidence) const
{
  const int nb_edges = nodes_of_edges.dimension(0);
  const int nb_nodes_per_edge = nodes_of_edges.dimension(1);
 
  ArrOfInt nb_incident_edges(nb_nodes);
 
  for (int edge = 0; edge < nb_edges; ++edge)
    {
      for (int n = 0; n < nb_nodes_per_edge; ++n)
        {
          const int node = nodes_of_edges(edge, n);
          ++nb_incident_edges[node];
        }
    }
 
  incidence.set_list_sizes(nb_incident_edges);
 
  nb_incident_edges = 0;
  for (int edge = 0; edge < nb_edges; ++edge)
    {
      for (int n = 0; n < nb_nodes_per_edge; ++n)
        {
          const int node = nodes_of_edges(edge, n);
          const int index = nb_incident_edges[node];
          incidence.set_value(node, index, edge);
          ++nb_incident_edges[node];
        }
    }
 
  incidence.trier_liste(-1);
}
 
void Refine_Mesh::build_new_boundary_faces_2D(IntTabs& new_nodes_of_boundary_faces, IntTabs& new_cells_of_boundary_faces, const Static_Int_Lists& incidence_from_node_to_edges) const
{
  const int nb_boundaries = domaine().nb_bords();
  new_nodes_of_boundary_faces.dimensionner(nb_boundaries);
  new_cells_of_boundary_faces.dimensionner(nb_boundaries);
 
  int boundary = 0;
  for (const auto &itr : domaine().faces_bord())
    {
      IntTab& nodes = new_nodes_of_boundary_faces[boundary];
      IntTab& cells = new_cells_of_boundary_faces[boundary];
      build_new_frontier_faces_2D(nodes, cells, incidence_from_node_to_edges, itr.faces());
      ++boundary;
    }
}
 
void Refine_Mesh::build_new_boundary_faces_3D(IntTabs& new_nodes_of_boundary_faces, IntTabs& new_cells_of_boundary_faces, const Static_Int_Lists& incidence_from_node_to_edges) const
{
  const int nb_boundaries = domaine().nb_bords();
  new_nodes_of_boundary_faces.dimensionner(nb_boundaries);
  new_cells_of_boundary_faces.dimensionner(nb_boundaries);
 
  int boundary = 0;
  for (const auto &itr : domaine().faces_bord())
    {
      IntTab& nodes = new_nodes_of_boundary_faces[boundary];
      IntTab& cells = new_cells_of_boundary_faces[boundary];
      build_new_frontier_faces_3D(nodes, cells, incidence_from_node_to_edges, itr.faces());
      ++boundary;
    }
}
 
void Refine_Mesh::build_new_connector_faces_2D(IntTabs& new_nodes_of_connector_faces, IntTabs& new_cells_of_connector_faces, const Static_Int_Lists& incidence_from_node_to_edges) const
{
  const int nb_connectors = domaine().nb_raccords();
  new_nodes_of_connector_faces.dimensionner(nb_connectors);
  new_cells_of_connector_faces.dimensionner(nb_connectors);
 
  int connector = 0;
  for (const auto &itr : domaine().faces_raccord())
    {
      IntTab& nodes = new_nodes_of_connector_faces[connector];
      IntTab& cells = new_cells_of_connector_faces[connector];
      build_new_frontier_faces_2D(nodes, cells, incidence_from_node_to_edges, itr->faces());
      ++connector;
    }
}
 
void Refine_Mesh::build_new_connector_faces_3D(IntTabs& new_nodes_of_connector_faces, IntTabs& new_cells_of_connector_faces, const Static_Int_Lists& incidence_from_node_to_edges) const
{
  const int nb_connectors = domaine().nb_raccords();
  new_nodes_of_connector_faces.dimensionner(nb_connectors);
  new_cells_of_connector_faces.dimensionner(nb_connectors);
 
  int connector = 0;
  for (const auto &itr : domaine().faces_raccord())
    {
      IntTab& nodes = new_nodes_of_connector_faces[connector];
      IntTab& cells = new_cells_of_connector_faces[connector];
      build_new_frontier_faces_3D(nodes, cells, incidence_from_node_to_edges, itr->faces());
      ++connector;
    }
}
 
void Refine_Mesh::build_new_internal_frontier_faces_2D(IntTabs& new_nodes_of_internal_frontier_faces, IntTabs& new_cells_of_internal_frontier_faces,
                                                       const Static_Int_Lists& incidence_from_node_to_edges) const
{
  const int nb_internal_frontier = domaine().nb_frontieres_internes();
  new_nodes_of_internal_frontier_faces.dimensionner(nb_internal_frontier);
  new_cells_of_internal_frontier_faces.dimensionner(nb_internal_frontier);
 
  int internal_frontier = 0;
  for (const auto& itr : domaine().bords_int())
    {
      IntTab& nodes = new_nodes_of_internal_frontier_faces[internal_frontier];
      IntTab& cells = new_cells_of_internal_frontier_faces[internal_frontier];
      build_new_frontier_faces_2D(nodes, cells, incidence_from_node_to_edges, itr.faces());
      ++internal_frontier;
    }
}
 
void Refine_Mesh::build_new_internal_frontier_faces_3D(IntTabs& new_nodes_of_internal_frontier_faces, IntTabs& new_cells_of_internal_frontier_faces,
                                                       const Static_Int_Lists& incidence_from_node_to_edges) const
{
  const int nb_internal_frontier = domaine().nb_frontieres_internes();
  new_nodes_of_internal_frontier_faces.dimensionner(nb_internal_frontier);
  new_cells_of_internal_frontier_faces.dimensionner(nb_internal_frontier);
 
  int internal_frontier = 0;
  for (const auto& itr : domaine().bords_int())
    {
      IntTab& nodes = new_nodes_of_internal_frontier_faces[internal_frontier];
      IntTab& cells = new_cells_of_internal_frontier_faces[internal_frontier];
      build_new_frontier_faces_3D(nodes, cells, incidence_from_node_to_edges, itr.faces());
      ++internal_frontier;
    }
}
 
void Refine_Mesh::build_new_frontier_faces_2D(IntTab& new_nodes_of_frontier_faces, IntTab& new_cells_of_frontier_faces, const Static_Int_Lists& incidence_from_node_to_edges,
                                              const Faces& old_frontier_faces) const
{
  const int nb_nodes = domaine().les_sommets().dimension(0);
 
  const int old_nb_faces = old_frontier_faces.nb_faces();
  const int new_nb_faces = old_nb_faces * 2;
 
  const IntTab& old_nodes_of_frontier_faces = old_frontier_faces.les_sommets();
 
  new_nodes_of_frontier_faces.resize(new_nb_faces, 2);
  for (int f = 0; f < old_nb_faces; ++f)
    {
      const int node0 = old_nodes_of_frontier_faces(f, 0);
      const int node1 = old_nodes_of_frontier_faces(f, 1);
      const int edge = find_edge(incidence_from_node_to_edges, node0, node1);
 
      new_nodes_of_frontier_faces(2 * f + 0, 0) = node0;
      new_nodes_of_frontier_faces(2 * f + 0, 1) = nb_nodes + edge;
 
      new_nodes_of_frontier_faces(2 * f + 1, 0) = nb_nodes + edge;
      new_nodes_of_frontier_faces(2 * f + 1, 1) = node1;
    }
 
  new_cells_of_frontier_faces.resize(new_nb_faces, 2);
  new_cells_of_frontier_faces = -1;
}
 
void Refine_Mesh::build_new_frontier_faces_3D(IntTab& new_nodes_of_frontier_faces, IntTab& new_cells_of_frontier_faces, const Static_Int_Lists& incidence_from_node_to_edges,
                                              const Faces& old_frontier_faces) const
{
  const int nb_nodes = domaine().les_sommets().dimension(0);
 
  const int old_nb_faces = old_frontier_faces.nb_faces();
  const int new_nb_faces = old_nb_faces * 4;
 
  const IntTab old_nodes_of_frontier_faces = old_frontier_faces.les_sommets();
 
  new_nodes_of_frontier_faces.resize(new_nb_faces, 3);
  for (int f = 0; f < old_nb_faces; ++f)
    {
      const int node0 = old_nodes_of_frontier_faces(f, 0);
      const int node1 = old_nodes_of_frontier_faces(f, 1);
      const int node2 = old_nodes_of_frontier_faces(f, 2);
 
      const int edge0 = find_edge(incidence_from_node_to_edges, node1, node2);
      const int edge1 = find_edge(incidence_from_node_to_edges, node2, node0);
      const int edge2 = find_edge(incidence_from_node_to_edges, node0, node1);
 
      new_nodes_of_frontier_faces(4 * f + 0, 0) = node0;
      new_nodes_of_frontier_faces(4 * f + 0, 1) = nb_nodes + edge2;
      new_nodes_of_frontier_faces(4 * f + 0, 2) = nb_nodes + edge1;
 
      new_nodes_of_frontier_faces(4 * f + 1, 0) = nb_nodes + edge2;
      new_nodes_of_frontier_faces(4 * f + 1, 1) = node1;
      new_nodes_of_frontier_faces(4 * f + 1, 2) = nb_nodes + edge0;
 
      new_nodes_of_frontier_faces(4 * f + 2, 0) = nb_nodes + edge1;
      new_nodes_of_frontier_faces(4 * f + 2, 1) = nb_nodes + edge0;
      new_nodes_of_frontier_faces(4 * f + 2, 2) = node2;
 
      new_nodes_of_frontier_faces(4 * f + 3, 0) = nb_nodes + edge0;
      new_nodes_of_frontier_faces(4 * f + 3, 1) = nb_nodes + edge1;
      new_nodes_of_frontier_faces(4 * f + 3, 2) = nb_nodes + edge2;
    }
 
  new_cells_of_frontier_faces.resize(new_nb_faces, 2);
  new_cells_of_frontier_faces = -1;
}
 
int Refine_Mesh::find_edge(const Static_Int_Lists& incidence_from_node_to_edges, int node0, int node1) const
{
  ArrOfInt edges0;
  incidence_from_node_to_edges.copy_list_to_array(node0, edges0);
 
  ArrOfInt edges1;
  incidence_from_node_to_edges.copy_list_to_array(node1, edges1);
 
  array_calculer_intersection(edges0, edges1);
 
  assert(edges0.size_array() == 1);
  return edges0[0];
}
 
void Refine_Mesh::update_domain(const Nom& cell_type, const Type_Face& face_type, const DoubleTab& new_nodes, const IntTab& new_cells, const Noms& new_sub_domaines_descriptions,
                                const IntTabs& new_nodes_of_boundary_faces, const IntTabs& new_cells_of_boundary_faces, const IntTabs& new_nodes_of_connector_faces,
                                const IntTabs& new_cells_of_connector_faces, const IntTabs& new_nodes_of_internal_frontier_faces, const IntTabs& new_cells_of_internal_frontier_faces)
{
  update_nodes(new_nodes);
  update_cells(new_cells);
  update_octree(cell_type);
  update_sub_domaines(new_sub_domaines_descriptions);
  update_boundary_faces(face_type, new_nodes_of_boundary_faces, new_cells_of_boundary_faces);
  update_connector_faces(face_type, new_nodes_of_connector_faces, new_cells_of_connector_faces);
  update_internal_frontier_faces(face_type, new_nodes_of_internal_frontier_faces, new_cells_of_internal_frontier_faces);
}
 
void Refine_Mesh::update_nodes(const DoubleTab& new_nodes)
{
  domaine().les_sommets().ref(new_nodes);
}
 
void Refine_Mesh::update_cells(const IntTab& new_cells)
{
  domaine().les_elems().ref(new_cells);
}
 
void Refine_Mesh::update_octree(const Nom& cell_type)
{
  domaine().invalide_octree();
  domaine().typer(cell_type);
  domaine().construit_octree();
}
 
void Refine_Mesh::update_sub_domaines(const Noms& new_sub_domaines_descriptions)
{
  const int nb_sub_domaines = domaine().nb_ss_domaines();
  for (int i = 0; i < nb_sub_domaines; ++i)
    {
      Sous_Domaine& sub_domaine = domaine().ss_domaine(i);
      const Nom& description = new_sub_domaines_descriptions[i];
      EChaine is(description.getChar());
      is >> sub_domaine;
    }
}
 
void Refine_Mesh::update_boundary_faces(const Type_Face& face_type, const IntTabs& new_nodes_of_boundary_faces, const IntTabs& new_cells_of_boundary_faces)
{
  int boundary = 0;
  for (auto &itr : domaine().faces_bord())
    {
      Faces& faces = itr.faces();
      faces.typer(face_type);
      faces.les_sommets().ref(new_nodes_of_boundary_faces[boundary]);
      faces.voisins().ref(new_cells_of_boundary_faces[boundary]);
      ++boundary;
    }
}
 
void Refine_Mesh::update_connector_faces(const Type_Face& face_type, const IntTabs& new_nodes_of_connector_faces, const IntTabs& new_cells_of_connector_faces)
{
  int connector = 0;
  for (auto &itr : domaine().faces_raccord())
    {
      Faces& faces = itr->faces();
      faces.typer(face_type);
      faces.les_sommets().ref(new_nodes_of_connector_faces[connector]);
      faces.voisins().ref(new_cells_of_connector_faces[connector]);
      ++connector;
    }
}
 
void Refine_Mesh::update_internal_frontier_faces(const Type_Face& face_type, const IntTabs& new_nodes_of_internal_frontier_faces, const IntTabs& new_cells_of_internal_frontier_faces)
{
  int internal_frontier = 0;
  for (auto &itr : domaine().bords_int())
    {
      Faces& faces = itr.faces();
      faces.typer(face_type);
      faces.les_sommets().ref(new_nodes_of_internal_frontier_faces[internal_frontier]);
      faces.voisins().ref(new_cells_of_internal_frontier_faces[internal_frontier]);
      ++internal_frontier;
    }
}