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[modules/smesh.git] / src / DriverMED / DriverMED_W_SMESHDS_Mesh.cxx
index 5b2a178d2cd04c92d40a9e8d4dc51fcbe2c17462..980a648d03b6d8d33736ac13eb29fcd12fafbd83 100644 (file)
 //  File   : DriverMED_W_SMESHDS_Mesh.cxx
 //  Module : SMESH
 
-using namespace std;
+#include <sstream>
+
 #include "DriverMED_W_SMESHDS_Mesh.h"
 #include "DriverMED_W_SMDS_Mesh.h"
+#include "DriverMED_Family.h"
 
+#include "SMESHDS_Mesh.hxx"
 #include "SMDS_MeshElement.hxx"
 #include "SMDS_MeshNode.hxx"
-#include "SMDS_MeshFacesIterator.hxx"
-#include "SMDS_MeshEdgesIterator.hxx"
-#include "SMDS_MeshNodesIterator.hxx"
-#include "SMDS_MeshVolumesIterator.hxx"
-#include "SMESHDS_SubMesh.hxx"
-#include "SMDS_MapIteratorOfExtendedMap.hxx"
-#include "SMDS_MapOfMeshElement.hxx"
-#include "SMDS_Position.hxx"
-
-#include <TopExp.hxx>
-#include <TopExp_Explorer.hxx>
-#include <TopoDS.hxx>
-#include <TopoDS_Iterator.hxx>
-#include <TopoDS_Compound.hxx>
-#include <TopoDS_CompSolid.hxx>
-#include <TopoDS_Solid.hxx>
-#include <TopoDS_Shell.hxx>
-#include <TopoDS_Face.hxx>
-#include <TopoDS_Wire.hxx>
-#include <TopoDS_Edge.hxx>
-#include <TopoDS_Vertex.hxx>
-#include <TopoDS_Shape.hxx>
-#include <TopTools_MapOfShape.hxx>
-#include <TColStd_ListIteratorOfListOfInteger.hxx>
-
-
-#include <map>
-#include <set>
-#include <vector>
+#include "SMDS_PolyhedralVolumeOfNodes.hxx"
+
 #include "utilities.h"
 
-DriverMED_W_SMESHDS_Mesh::DriverMED_W_SMESHDS_Mesh() {
-  ;
-}
+#include "MED_Utilities.hxx"
 
-DriverMED_W_SMESHDS_Mesh::~DriverMED_W_SMESHDS_Mesh() {
-  ;
-}
+#define _EDF_NODE_IDS_
+//#define _ELEMENTS_BY_DIM_
 
-void DriverMED_W_SMESHDS_Mesh::SetMesh(Handle(SMDS_Mesh)& aMesh) {
-  myMesh = aMesh;
+using namespace std;
+using namespace MED;
+
+
+DriverMED_W_SMESHDS_Mesh::DriverMED_W_SMESHDS_Mesh():
+  myAllSubMeshes (false),
+  myDoGroupOfNodes (false),
+  myDoGroupOfEdges (false),
+  myDoGroupOfFaces (false),
+  myDoGroupOfVolumes (false)
+{}
+
+void DriverMED_W_SMESHDS_Mesh::SetFile(const std::string& theFileName, 
+                                      MED::EVersion theId)
+{
+  myMed = CrWrapper(theFileName,theId);
+  Driver_SMESHDS_Mesh::SetFile(theFileName);
 }
 
-void DriverMED_W_SMESHDS_Mesh::SetFile(string aFile) {
-  myFile = aFile;
+void DriverMED_W_SMESHDS_Mesh::SetFile(const std::string& theFileName)
+{
+  return SetFile(theFileName,MED::eV2_2);
 }
 
-void DriverMED_W_SMESHDS_Mesh::SetFileId(med_idt aFileId) {
-  myFileId = aFileId;
+void DriverMED_W_SMESHDS_Mesh::SetMeshName(const std::string& theMeshName)
+{
+  myMeshName = theMeshName;
 }
 
-void DriverMED_W_SMESHDS_Mesh::SetMeshId(int aMeshId) {
-  myMeshId = aMeshId;
+void DriverMED_W_SMESHDS_Mesh::AddGroup(SMESHDS_GroupBase* theGroup)
+{
+  myGroups.push_back(theGroup);
 }
 
-void DriverMED_W_SMESHDS_Mesh::Write() {
-
-  string myClass = string("SMDS_Mesh");
-  string myExtension = string("MED");
-
-  DriverMED_W_SMDS_Mesh* myWriter = new DriverMED_W_SMDS_Mesh;
-
-  myWriter->SetMesh(myMesh);
-  //  myWriter->SetFile(myFile);
-  myWriter->SetMeshId(myMeshId);
-  myWriter->SetFileId(myFileId);
-
-  myWriter->Write();
-
-
+void DriverMED_W_SMESHDS_Mesh::AddAllSubMeshes()
+{
+  myAllSubMeshes = true;
 }
 
-void DriverMED_W_SMESHDS_Mesh::Add() {
-
-  med_err ret = 0;
-  int i,j,k,l;
-  int numero;
-  char message[200];
-  Standard_Boolean ok;
-  /* nombre d'objets MED */
-  char nom_universel[MED_TAILLE_LNOM+1];
-  med_int long_fichier_en_tete;
-  char *fichier_en_tete;
-  char version_hdf[10];
-  char version_med[10];
-  med_int nmaa,mdim,nnoe;
-  med_int nmai[MED_NBR_GEOMETRIE_MAILLE],nfac[MED_NBR_GEOMETRIE_FACE];
-  med_int nare[MED_NBR_GEOMETRIE_ARETE];
-  /* nom du maillage */
-  char nommaa[MED_TAILLE_NOM+1];
-  /* noeuds */
-  med_float *coo;
-  // PN : Initilialisation de nomcoo et unicoo pour lisibilite du maillage
-  char nomcoo[3*MED_TAILLE_PNOM+1]="x       y        z      ";
-  char unicoo[3*MED_TAILLE_PNOM+1]="m       m        m     ";
-  char *nomnoe;
-  med_int *numnoe;
-  med_int *nufano;
-  med_repere rep;
-  med_booleen inonoe,inunoe;
-  med_mode_switch mode_coo;
-  char str[MED_TAILLE_PNOM+1];
-  med_int nbNodes;
-  /* elements */
-  med_int nsup;
-  med_int edim;
-  med_int taille;
-  med_int elem_id,myId;
-  med_int *connectivite;
-  char *nomele;
-  med_int *numele;
-  med_int *nufael;
-  med_booleen inoele, inuele;
-  med_connectivite typ_con;
-  med_geometrie_element typgeo;
-  med_geometrie_element typmai[MED_NBR_GEOMETRIE_MAILLE] = {MED_POINT1,MED_SEG2,
-                                                           MED_SEG3,MED_TRIA3,
-                                                           MED_TRIA6,MED_QUAD4,
-                                                           MED_QUAD8,MED_TETRA4,
-                                                           MED_TETRA10,MED_HEXA8,
-                                                           MED_HEXA20,MED_PENTA6,
-                                                           MED_PENTA15,MED_PYRA5,
-                                                           MED_PYRA13};
-  med_int desmai[MED_NBR_GEOMETRIE_MAILLE] = {0,2,3,3,3,4,4,4,4,6,6,5,5,5,5};
-  med_int nmailles[MED_NBR_GEOMETRIE_MAILLE];
-  char nommai[MED_NBR_GEOMETRIE_MAILLE] [MED_TAILLE_NOM+1] = {"MED_POINT1",
-                                                             "MED_SEG2",
-                                                             "MED_SEG3",
-                                                             "MED_TRIA3",
-                                                             "MED_TRIA6",
-                                                             "MED_QUAD4",
-                                                             "MED_QUAD8",
-                                                             "MED_TETRA4",
-                                                             "MED_TETRA10",
-                                                             "MED_HEXA8",
-                                                             "MED_HEXA20",
-                                                             "MED_PENTA6",
-                                                             "MED_PENTA15",
-                                                             "MED_PYRA5",
-                                                             "MED_PYRA13"};
-  med_geometrie_element typfac[MED_NBR_GEOMETRIE_FACE] = {MED_TRIA3,MED_TRIA6,
-                                                         MED_QUAD4,MED_QUAD8};
-  med_int desfac[MED_NBR_GEOMETRIE_FACE] = {3,3,4,4};
-  med_int nfaces[MED_NBR_GEOMETRIE_FACE];
-  char nomfac[MED_NBR_GEOMETRIE_FACE][MED_TAILLE_NOM+1] = {"MED_TRIA3","MED_TRIA6",
-                                                          "MED_QUAD4","MED_QUAD8"};
-  med_geometrie_element typare[MED_NBR_GEOMETRIE_ARETE] = {MED_SEG2,MED_SEG3};
-  med_int desare[MED_NBR_GEOMETRIE_ARETE] = {2,3};
-  med_int naretes[MED_NBR_GEOMETRIE_ARETE];
-  char nomare[MED_NBR_GEOMETRIE_ARETE] [MED_TAILLE_NOM+1] = {"MED_SEG2","MED_SEG3"};
-
-  typ_con = MED_NOD;
-  mode_coo = MED_FULL_INTERLACE;
-  numero = myMeshId;
-
-  //---- provisoire : switch pour ecrire les familles de mailles
-  int besoinfamilledemaille=1;
-  //---- provisoire : switch pour ecrire les familles de mailles
-
-  /****************************************************************************
-   *                      OUVERTURE DU FICHIER EN ECRITURE                    *
-   ****************************************************************************/
-  char* file2Read = (char*)myFile.c_str();
-
-  MESSAGE ( " file2Read " << file2Read )
-
-    myFileId = MEDouvrir(file2Read,MED_REMP);
-  if (myFileId < 0)
-    {
-      fprintf(stderr,">> ERREUR : ouverture du fichier %s \n",file2Read);
-      exit(EXIT_FAILURE);
-    }
-
-  /****************************************************************************
-   *                       NOMBRES D'OBJETS MED                               *
-   ****************************************************************************/
-  MESSAGE("(****************************)");
-  MESSAGE("(* INFORMATIONS GENERALES : *)");
-  MESSAGE("(****************************)");
-
-  /* calcul de la dimension */
-  mdim=2;
-  double epsilon=0.00001;
-  double nodeRefX;
-  double nodeRefY;
-  double nodeRefZ;
-
-  bool dimX = true;
-  bool dimY = true;
-  bool dimZ = true;
-
-  SMDS_MeshNodesIterator myItNodes(myMesh);
-  int inode = 0;
-  for (;myItNodes.More();myItNodes.Next()) {
-    const Handle(SMDS_MeshElement)& elem = myItNodes.Value();
-    const Handle(SMDS_MeshNode)& node = myMesh->GetNode(1,elem);
-    if ( inode == 0 ) {
-      nodeRefX = fabs(node->X());
-      nodeRefY = fabs(node->Y());
-      nodeRefZ = fabs(node->Z());
-    }
-    SCRUTE( inode );
-    SCRUTE( nodeRefX );
-    SCRUTE( nodeRefY );
-    SCRUTE( nodeRefZ );
-
-    if ( inode !=0 ) {
-      if ( (fabs(fabs(node->X()) - nodeRefX) > epsilon ) && dimX )
-       dimX = false;
-      if ( (fabs(fabs(node->Y()) - nodeRefY) > epsilon ) && dimY )
-       dimY = false;
-      if ( (fabs(fabs(node->Z()) - nodeRefZ) > epsilon ) && dimZ )
-       dimZ = false;
-    }
-    if ( !dimX && !dimY && !dimZ ) {
-      mdim = 3;
-      break;
-    }
-    inode++;
-  }
-
-  if ( mdim != 3 ) {
-    if ( dimX && dimY && dimZ )
-      mdim = 0;
-    else if ( !dimX ) {
-      if ( dimY && dimZ )
-       mdim = 1;
-      else if (( dimY && !dimZ ) || ( !dimY && dimZ ) )
-       mdim = 2;
-    } else if ( !dimY ) {
-      if ( dimX && dimZ )
-       mdim = 1;
-      else if (( dimX && !dimZ ) || ( !dimX && dimZ ) )
-       mdim = 2;
-    } else if ( !dimZ ) {
-      if ( dimY && dimX )
-       mdim = 1;
-      else if (( dimY && !dimX ) || ( !dimY && dimX ) )
-       mdim = 2;
-    }
-  }
-
-  MESSAGE ( " mdim " << mdim );
-
-  /* creation du maillage */
-  //mdim=3;
-  sprintf(nommaa,"Mesh %d",numero);
-  SCRUTE(nommaa);
-  ret = MEDmaaCr(myFileId,nommaa,mdim);
-
-  ASSERT(ret == 0);
-  SCRUTE( ret );
+void DriverMED_W_SMESHDS_Mesh::AddSubMesh(SMESHDS_SubMesh* theSubMesh, int theID)
+{
+  mySubMeshes[theID] = theSubMesh;
+}
 
-  /* Combien de noeuds ? */
-  nnoe = myMesh->NbNodes();
-  //SCRUTE(nnoe);
-  /* Combien de mailles, faces ou aretes ? */
-  for (i=0;i<MED_NBR_GEOMETRIE_MAILLE;i++)
-    nmailles[i]=0;
+void DriverMED_W_SMESHDS_Mesh::AddGroupOfNodes()
+{
+  myDoGroupOfNodes = true;
+}
 
-  Standard_Integer nb_of_nodes, nb_of_faces, nb_of_edges;
-  vector<int> elem_Id[MED_NBR_GEOMETRIE_MAILLE];
+void DriverMED_W_SMESHDS_Mesh::AddGroupOfEdges()
+{
+  myDoGroupOfEdges = true;
+}
 
-  SMDS_MeshEdgesIterator itEdges(myMesh);
-  nb_of_edges = myMesh->NbEdges();
-  for (;itEdges.More();itEdges.Next()) {
-    const Handle(SMDS_MeshElement)& elem = itEdges.Value();
+void DriverMED_W_SMESHDS_Mesh::AddGroupOfFaces()
+{
+  myDoGroupOfFaces = true;
+}
 
-    nb_of_nodes = elem->NbNodes();
+void DriverMED_W_SMESHDS_Mesh::AddGroupOfVolumes()
+{
+  myDoGroupOfVolumes = true;
+}
 
-    switch (nb_of_nodes) {
-    case 2 : {
-      elem_Id[1].push_back(elem->GetID());
-      nmailles[1]++;
-      break;
-    }
-    case 3 : {
-      elem_Id[2].push_back(elem->GetID());
-      nmailles[2]++;
-      break;
+namespace{
+  typedef double (SMDS_MeshNode::* TGetCoord)() const;
+  typedef const char* TName;
+  typedef const char* TUnit;
+
+  // name length in a mesh must be equal to 16 :
+  //         1234567890123456
+  TName M = "m               ";
+  TName X = "x               ";
+  TName Y = "y               ";
+  TName Z = "z               ";
+
+  TUnit aUnit[3] = {M,M,M};
+
+  // 3 dim
+  TGetCoord aXYZGetCoord[3] = {
+    &SMDS_MeshNode::X, 
+    &SMDS_MeshNode::Y, 
+    &SMDS_MeshNode::Z
+  };
+  TName aXYZName[3] = {X,Y,Z};
+  
+  // 2 dim
+  TGetCoord aXYGetCoord[2] = {
+    &SMDS_MeshNode::X, 
+    &SMDS_MeshNode::Y
+  };
+  TName aXYName[2] = {X,Y};
+
+  TGetCoord aYZGetCoord[2] = {
+    &SMDS_MeshNode::Y, 
+    &SMDS_MeshNode::Z
+  };
+  TName aYZName[2] = {Y,Z};
+
+  TGetCoord aXZGetCoord[2] = {
+    &SMDS_MeshNode::X, 
+    &SMDS_MeshNode::Z
+  };
+  TName aXZName[2] = {X,Z};
+
+  // 1 dim
+  TGetCoord aXGetCoord[1] = {
+    &SMDS_MeshNode::X
+  };
+  TName aXName[1] = {X};
+
+  TGetCoord aYGetCoord[1] = {
+    &SMDS_MeshNode::Y
+  };
+  TName aYName[1] = {Y};
+
+  TGetCoord aZGetCoord[1] = {
+    &SMDS_MeshNode::Z
+  };
+  TName aZName[1] = {Z};
+
+
+  class TCoordHelper{
+    SMDS_NodeIteratorPtr myNodeIter;
+    const SMDS_MeshNode* myCurrentNode;
+    TGetCoord* myGetCoord;
+    TName* myName;
+    TUnit* myUnit;
+  public:
+    TCoordHelper(const SMDS_NodeIteratorPtr& theNodeIter,
+                TGetCoord* theGetCoord,
+                TName* theName,
+                TUnit* theUnit = aUnit):
+      myNodeIter(theNodeIter),
+      myGetCoord(theGetCoord),
+      myName(theName),
+      myUnit(theUnit)
+    {}
+    virtual ~TCoordHelper(){}
+    bool Next(){ 
+      return myNodeIter->more() && 
+       (myCurrentNode = myNodeIter->next());
     }
+    const SMDS_MeshNode* GetNode(){
+      return myCurrentNode;
     }
-  }
-
-
-  SMDS_MeshFacesIterator itFaces(myMesh);
-  nb_of_faces = myMesh->NbFaces();
-  for (;itFaces.More();itFaces.Next()) {
-    const Handle(SMDS_MeshElement)& elem = itFaces.Value();
-
-    nb_of_nodes = elem->NbNodes();
-
-    switch (nb_of_nodes) {
-    case 3 : {
-      elem_Id[3].push_back(elem->GetID());
-      nmailles[3]++;
-      break;
+    MED::TIntVector::value_type GetID(){
+      return myCurrentNode->GetID();
     }
-    case 4 : {
-      elem_Id[5].push_back(elem->GetID());
-      nmailles[5]++;
-      break;
+    MED::TFloatVector::value_type GetCoord(TInt theCoodId){
+      return (myCurrentNode->*myGetCoord[theCoodId])();
     }
-    case 6 : {
-      elem_Id[4].push_back(elem->GetID());
-      nmailles[4]++;
-      break;
+    MED::TStringVector::value_type GetName(TInt theDimId){
+      return myName[theDimId];
     }
+    MED::TStringVector::value_type GetUnit(TInt theDimId){
+      return myUnit[theDimId];
     }
+  };
+  typedef boost::shared_ptr<TCoordHelper> TCoordHelperPtr;
+  
+}
 
+  
+Driver_Mesh::Status DriverMED_W_SMESHDS_Mesh::Perform()
+{
+  Status aResult = DRS_OK;
+  if (myMesh->hasConstructionEdges() || myMesh->hasConstructionFaces()) {
+    INFOS("SMDS_MESH with hasConstructionEdges() or hasConstructionFaces() do not supports!!!");
+    return DRS_FAIL;
   }
-
-  SMDS_MeshVolumesIterator itVolumes(myMesh);
-  for (;itVolumes.More();itVolumes.Next()) {
-    const Handle(SMDS_MeshElement)& elem = itVolumes.Value();
-
-    nb_of_nodes = elem->NbNodes();
-    switch (nb_of_nodes) {
-    case 8 : {
-      elem_Id[9].push_back(elem->GetID());
-      nmailles[9]++;
-      break;
-    }
+  try{
+    MESSAGE("Perform - myFile : "<<myFile);
+
+    // Creating the MED mesh for corresponding SMDS structure
+    //-------------------------------------------------------
+    string aMeshName;
+    if (myMeshId != -1) {
+      ostringstream aMeshNameStr;
+      aMeshNameStr<<myMeshId;
+      aMeshName = aMeshNameStr.str();
+    } else {
+      aMeshName = myMeshName;
     }
-  }
 
+    // Mesh dimension definition
+    TInt aMeshDimension;
+    TCoordHelperPtr aCoordHelperPtr;
+    {  
+      bool anIsXDimension = false;
+      bool anIsYDimension = false;
+      bool anIsZDimension = false;
+      {
+       SMDS_NodeIteratorPtr aNodesIter = myMesh->nodesIterator();
+       double aBounds[6];
+       if(aNodesIter->more()){
+         const SMDS_MeshNode* aNode = aNodesIter->next();
+         aBounds[0] = aBounds[1] = aNode->X();
+         aBounds[2] = aBounds[3] = aNode->Y();
+         aBounds[4] = aBounds[5] = aNode->Z();
+       }
+       while(aNodesIter->more()){
+         const SMDS_MeshNode* aNode = aNodesIter->next();
+         aBounds[0] = min(aBounds[0],aNode->X());
+         aBounds[1] = max(aBounds[1],aNode->X());
+         
+         aBounds[2] = min(aBounds[2],aNode->Y());
+         aBounds[3] = max(aBounds[3],aNode->Y());
+         
+         aBounds[4] = min(aBounds[4],aNode->Z());
+         aBounds[5] = max(aBounds[5],aNode->Z());
+       }
 
+       double EPS = 1.0E-7;
+       anIsXDimension = (aBounds[1] - aBounds[0]) + abs(aBounds[1]) + abs(aBounds[0]) > EPS;
+       anIsYDimension = (aBounds[3] - aBounds[2]) + abs(aBounds[3]) + abs(aBounds[2]) > EPS;
+       anIsZDimension = (aBounds[5] - aBounds[4]) + abs(aBounds[5]) + abs(aBounds[4]) > EPS;
+       aMeshDimension = anIsXDimension + anIsYDimension + anIsZDimension;
+       if(!aMeshDimension)
+         aMeshDimension = 3;
+      }
 
-  /****************************************************************************
-   *                       ECRITURE DES NOEUDS                                *
-   ****************************************************************************/
-  MESSAGE("(************************)");
-  MESSAGE("(* NOEUDS DU MAILLAGE : *)");
-  MESSAGE("(************************)");
-
-  /* Allocations memoires */
-  /* table des coordonnees
-     profil : (dimension * nombre de noeuds ) */
-  coo = (med_float*) malloc(sizeof(med_float)*nnoe*mdim);
-  /* table  des numeros, des numeros de familles des noeuds
-     profil : (nombre de noeuds) */
-  numnoe = (med_int*) malloc(sizeof(med_int)*nnoe);
-  nufano = (med_int*) malloc(sizeof(med_int)*nnoe);
-  /* table des noms des noeuds
-     profil : (nnoe*MED_TAILLE_PNOM+1) */
-  nomnoe ="";
-
-  /* PN  pour aster, il faut une famille 0 pour les noeuds et une autre pour les elements*/
-  /* PN : Creation de la famille 0 */
-  char * nomfam="FAMILLE_0";
-  char *attdes="";
-  char *gro=0;
-  med_int ngro=0;
-  med_int natt=1;
-  med_int attide = 0;
-  med_int attval=0;
-  med_int numfam = 0;
-  med_int attvalabs=1;
-  ret = MEDfamCr(myFileId,nommaa,nomfam,numfam, &attide,&attval,attdes,natt,gro,ngro);
-  ASSERT(ret == 0);
-
-
-  /* PN : FIN Creation de la famille 0 */
-
-  map < int, int > mapNoeud;
-  typedef pair<set<int>::iterator, bool> IsFamily;
-  int nbFamillesNoeud;
-
-
-  i = 0;
-  set<int> FamilySet;
-  nbFamillesNoeud = 0;
-  int verifienbnoeuds = 0;
-  med_int* rien=0;
-
-  SMDS_MeshNodesIterator itNodes(myMesh);
-  for (;itNodes.More();itNodes.Next())
-    {
-      const Handle(SMDS_MeshElement)& elem = itNodes.Value();
-      const Handle(SMDS_MeshNode)& node = myMesh->GetNode(1,elem);
-
-      if(mdim==3){
-       coo[i*3]=node->X();
-       coo[i*3+1]=node->Y();
-       coo[i*3+2]=node->Z();
-      } else if(mdim==2) {
-       if ( dimX ) {
-         coo[i*2]=node->Y();
-         coo[i*2+1]=node->Z();
-       } 
-       if ( dimY ) {
-         coo[i*2]=node->X();
-         coo[i*2+1]=node->Z();
-       } 
-       if ( dimZ ) {
-         coo[i*2]=node->X();
-         coo[i*2+1]=node->Y();
-       } 
-      } else {
-       if ( ! dimX ) {
-         coo[i]=node->X();
-       } else if ( ! dimY ) {
-         coo[i]=node->Y();
-       } else {
-         coo[i]=node->Z();
-       }
+      SMDS_NodeIteratorPtr aNodesIter = myMesh->nodesIterator();
+      switch(aMeshDimension){
+      case 3:
+       aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYZGetCoord,aXYZName));
+       break;
+      case 2:
+       if(anIsXDimension && anIsYDimension)
+         aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYGetCoord,aXYName));
+       if(anIsYDimension && anIsZDimension)
+         aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYZGetCoord,aYZName));
+       if(anIsXDimension && anIsZDimension)
+         aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXZGetCoord,aXZName));
+       break;
+      case 1:
+       if(anIsXDimension)
+         aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXGetCoord,aXName));
+       if(anIsYDimension)
+         aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYGetCoord,aYName));
+       if(anIsZDimension)
+         aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aZGetCoord,aZName));
+       break;
       }
-      mapNoeud[node->GetID()] = i+1;
-
-      // renvoie 0 pour les noeuds internes du volume
-      int numfamille=node->GetPosition()->GetShapeId();
-      nufano[i]=numfamille;
-
-      //SCRUTE(i);
-      //SCRUTE(nufano[i]);
-      //SCRUTE(coo[i*3]);
-      //SCRUTE(coo[i*3+1]);
-      //SCRUTE(coo[i*3+2]);
-      if ( nufano[i] != 0 )
-       {
-         IsFamily deja = FamilySet.insert(nufano[i]); // insert if new, or gives existant
-         if (deja.second)                                    // actually inserted
-           {
-             char famille[MED_TAILLE_NOM+1];
-             sprintf(famille,"F%d",nufano[i]);
-             //              CreateFamily(strdup(nommaa),strdup(famille),nufano[i],attvalabs++);
-             attvalabs++;
-             CreateFamily(strdup(nommaa),strdup(famille),nufano[i],numfamille);
-             //MESSAGE("---famille-noeud--- "<<nbFamillesNoeud<<" "<<nufano[i]);
-             nbFamillesNoeud++;
-           }
-       }
+    }
 
-      i++;
-      verifienbnoeuds ++;
+    
+    PMeshInfo aMeshInfo = myMed->CrMeshInfo(aMeshDimension,aMeshName);
+    MESSAGE("Add - aMeshName : "<<aMeshName<<"; "<<aMeshInfo->GetName());
+    myMed->SetMeshInfo(aMeshInfo);
+
+    // Storing SMDS groups and sub-meshes
+    //-----------------------------------
+    int myNodesDefaultFamilyId = 0;
+    int myEdgesDefaultFamilyId = 0;
+    int myFacesDefaultFamilyId = 0;
+    int myVolumesDefaultFamilyId = 0;
+    if (myDoGroupOfNodes)
+      myNodesDefaultFamilyId = REST_NODES_FAMILY;
+    if (myDoGroupOfEdges)
+      myEdgesDefaultFamilyId = REST_EDGES_FAMILY;
+    if (myDoGroupOfFaces)
+      myFacesDefaultFamilyId = REST_FACES_FAMILY;
+    if (myDoGroupOfVolumes)
+      myVolumesDefaultFamilyId = REST_VOLUMES_FAMILY;
+
+    MESSAGE("Perform - aFamilyInfo");
+    map<const SMDS_MeshElement *, int> anElemFamMap;
+    list<DriverMED_FamilyPtr> aFamilies;
+    if (myAllSubMeshes) {
+      aFamilies = DriverMED_Family::MakeFamilies
+        (myMesh->SubMeshes(), myGroups,
+         myDoGroupOfNodes, myDoGroupOfEdges, myDoGroupOfFaces, myDoGroupOfVolumes);
+    } else {
+      aFamilies = DriverMED_Family::MakeFamilies
+        (mySubMeshes, myGroups,
+         myDoGroupOfNodes, myDoGroupOfEdges, myDoGroupOfFaces, myDoGroupOfVolumes);
     }
-  ret = MEDnoeudsEcr(myFileId,nommaa,mdim,coo,mode_coo,MED_CART,
-                    nomcoo,unicoo,nomnoe,MED_FAUX,rien,MED_FAUX,
-                    nufano,nnoe,MED_REMP);
-  ASSERT(ret == 0);
-  MESSAGE("--- Creation de " << verifienbnoeuds << " noeuds");
-  ASSERT(verifienbnoeuds == nnoe);
-  MESSAGE("--- Creation de " << nbFamillesNoeud << " familles de noeuds");
-
-  /* liberation memoire */
-  free(coo);
-  free(numnoe);
-  free(nufano);
-
-  /****************************************************************************
-   *                       ECRITURE DES ELEMENTS                              *
-   ****************************************************************************/
-  MESSAGE("(**************************)");
-  MESSAGE("(* ELEMENTS DU MAILLAGE : *)");
-  MESSAGE("(**************************)");
-  
-  /* Ecriture des connectivites, noms, numeros des mailles */
+    list<DriverMED_FamilyPtr>::iterator aFamsIter = aFamilies.begin();
 
-  if (ret == 0)
+    for (; aFamsIter != aFamilies.end(); aFamsIter++)
     {
-      int nbFamillesElts =0;
-      Handle(SMESHDS_Mesh) mySMESHDSMesh = Handle(SMESHDS_Mesh)::DownCast(myMesh);
-      TopTools_IndexedMapOfShape myIndexToShape;
-      TopExp::MapShapes(mySMESHDSMesh->ShapeToMesh(),myIndexToShape);
-
-      map < int, int > mapFamille;
-
-      if (besoinfamilledemaille == 1)
-       {
-         int t;
-         for (t =1; t <= myIndexToShape.Extent(); t++)
-           {
-             const TopoDS_Shape S = myIndexToShape(t);
-             if (mySMESHDSMesh->HasMeshElements(S))
-               {
-                 //MESSAGE ("********* Traitement de la Famille "<<-t);
-               
-                 Handle(SMESHDS_SubMesh) SM = mySMESHDSMesh->MeshElements(S);
-                 const TColStd_ListOfInteger& indElt = SM->GetIDElements();
-                 TColStd_ListIteratorOfListOfInteger ite(indElt);
-               
-                 bool plein=false;
-                 for (; ite.More(); ite.Next())
-                   {
-                     int eltId = ite.Value();
-                     mapFamille [eltId] = - t;
-                     plein=true;
-                   }
-                 if (plein)
-                   {
-                     nbFamillesElts++;
-                     char famille[MED_TAILLE_NOM+1];
-                     sprintf(famille,"E%d",t);
-                     CreateFamily(strdup(nommaa),strdup(famille),-t,attvalabs++);
-                   }
-               }
-           }
-       }
-
-      int indice=1;
-      for (i=0;i<MED_NBR_GEOMETRIE_MAILLE;i++)
-       {
-         if (nmailles[i] > 0 && ret == 0)
-           {
-             MESSAGE ( " Start "<<typmai[i]);
-       
-             /* dimension de la maille */
-             edim = typmai[i] / 100;
-             nsup = 0;
-             if (mdim  == 2 || mdim == 3)
-               if (edim == 1) nsup = 1;
-             if (mdim == 3)
-               if (edim == 2) nsup = 1;
-             //SCRUTE(nsup);
-       
-             taille = nsup+typmai[i]%100;
-             //SCRUTE(taille);
-       
-             /* allocation memoire */
-             connectivite = (med_int*)malloc(sizeof(med_int)* taille*nmailles[i]);
-             nomele = (char*)malloc(sizeof(char)*MED_TAILLE_PNOM* nmailles[i]+1);
-             numele = (med_int*)malloc(sizeof(med_int)* nmailles[i]);
-             nufael = (med_int*)malloc(sizeof(med_int)* nmailles[i]);
-             nomele="";
-             nbNodes=typmai[i]%100;
-       
-             for (j=0;j<nmailles[i];j++)
-               {
-                 myId = elem_Id[i][j];
-                 const Handle(SMDS_MeshElement)& elem = myMesh->FindElement(myId);
-                 //*(numele+j) = myId;
-                 *(numele+j) = indice ++;
-               
-                 for (k=0; k<nbNodes; k++)
-                   {
-                     *(connectivite+j*taille+k) = mapNoeud[elem->GetConnection(k+1)];
-                     //SCRUTE(*(connectivite+j*taille+k));
-                   }
-                 if (nsup) *(connectivite+j*taille + nbNodes) = 0;
-               
-                 if (besoinfamilledemaille == 1)
-                   {
-                     if (mapFamille.find(myId)!=mapFamille.end())
-                       {
-                         nufael[j]=mapFamille[myId];
-                       }
-                     else
-                       {
-                         nufael[j]=0;
-                       }
-                   }
-                 else
-                   {
-                     nufael[j]=0;
-                   }
-               
-                 //SCRUTE(myId);
-                 //SCRUTE(j);
-                 //SCRUTE(nufael[j]);
-               }
-       
-             /* ecriture des données */
-               
-                   med_int* rien=0;
-                   ret=MEDelementsEcr( myFileId,nommaa,mdim,connectivite,mode_coo,nomele,MED_FAUX,numele,
-                                       MED_VRAI,nufael,nmailles[i],MED_MAILLE,typmai[i],typ_con,MED_REMP);
-                   ASSERT(ret == 0);
-                   //SCRUTE(ret);
-               
-                   if (ret < 0) MESSAGE(">> ERREUR : ecriture des mailles \n");
-               
-                   /* liberation memoire */
-                   free(connectivite);
-                   free(numele);
-                   free(nufael);
-                   MESSAGE ( " End "<<typmai[i]);
-           }
-      };
-         MESSAGE("--- Creation de " << nbFamillesElts << " familles d elements");
-
+      PFamilyInfo aFamilyInfo = (*aFamsIter)->GetFamilyInfo(myMed,aMeshInfo);
+      myMed->SetFamilyInfo(aFamilyInfo);
+      int aFamId = (*aFamsIter)->GetId();
+
+      const set<const SMDS_MeshElement *>& anElems = (*aFamsIter)->GetElements();
+         set<const SMDS_MeshElement *>::const_iterator anElemsIter = anElems.begin();
+      for (; anElemsIter != anElems.end(); anElemsIter++)
+      {
+        anElemFamMap[*anElemsIter] = aFamId;
+      }
+//      delete (*aFamsIter);
     }
 
-      /****************************************************************************
-      *                      FERMETURE DU FICHIER                                *
-      ****************************************************************************/
-
-      ret = MEDfermer(myFileId);
+    // Storing SMDS nodes to the MED file for the MED mesh
+    //----------------------------------------------------
+#ifdef _EDF_NODE_IDS_
+    typedef map<TInt,TInt> TNodeIdMap;
+    TNodeIdMap aNodeIdMap;
+#endif
+    TInt aNbElems = myMesh->NbNodes();
+    MED::TIntVector anElemNums(aNbElems);
+    MED::TIntVector aFamilyNums(aNbElems);
+    MED::TFloatVector aCoordinates(aNbElems*aMeshDimension);
+    for(TInt iNode = 0, aStartId = 0; aCoordHelperPtr->Next(); iNode++, aStartId += aMeshDimension){
+      for(TInt iCoord = 0; iCoord < aMeshDimension; iCoord++){
+       aCoordinates[aStartId+iCoord] = aCoordHelperPtr->GetCoord(iCoord);
+      }
+      int aNodeID = aCoordHelperPtr->GetID();
+      anElemNums[iNode] = aNodeID;
+#ifdef _EDF_NODE_IDS_
+      aNodeIdMap[aNodeID] = iNode+1;
+#endif
+      const SMDS_MeshNode* aNode = aCoordHelperPtr->GetNode();
+      if (anElemFamMap.find(aNode) != anElemFamMap.end())
+       aFamilyNums[iNode] = anElemFamMap[aNode];
+      else
+       aFamilyNums[iNode] = myNodesDefaultFamilyId;
+    }
 
-      if (ret != 0)
-       fprintf(stderr,">> ERREUR : erreur a la fermeture du fichier %s\n",file2Read);
-      MESSAGE ("fichier ferme");
+    MED::TStringVector aCoordNames(aMeshDimension);
+    MED::TStringVector aCoordUnits(aMeshDimension);
+    for(TInt iCoord = 0; iCoord < aMeshDimension; iCoord++){
+      aCoordNames[iCoord] = aCoordHelperPtr->GetName(iCoord);
+      aCoordUnits[iCoord] = aCoordHelperPtr->GetUnit(iCoord);
+    }
 
+    const ERepere SMDS_COORDINATE_SYSTEM = eCART;
+
+    PNodeInfo aNodeInfo = myMed->CrNodeInfo(aMeshInfo,
+                                           SMDS_COORDINATE_SYSTEM,
+                                           aCoordinates,
+                                           aCoordNames,
+                                           aCoordUnits,
+                                           aFamilyNums,
+                                           anElemNums);
+    MESSAGE("Perform - aNodeInfo->GetNbElem() = "<<aNbElems);
+    myMed->SetNodeInfo(aNodeInfo);
+
+
+    // Storing others SMDS elements to the MED file for the MED mesh
+    //--------------------------------------------------------------
+    EEntiteMaillage SMDS_MED_ENTITY = eMAILLE;
+    const EConnectivite SMDS_MED_CONNECTIVITY = eNOD;
+
+    // Storing SMDS Edges
+    if(TInt aNbElems = myMesh->NbEdges()){
+#ifdef _ELEMENTS_BY_DIM_
+      SMDS_MED_ENTITY = eARETE;
+#endif
+      SMDS_EdgeIteratorPtr anIter = myMesh->edgesIterator();
+      TInt aNbConnectivity = MED::GetNbNodes(eSEG2);
+      MED::TIntVector anElemNums(aNbElems);
+      MED::TIntVector aFamilyNums(aNbElems);
+      MED::TIntVector aConnectivity(aNbElems*aNbConnectivity);
+
+      for(TInt iElem = 0, iConn = 0; anIter->more(); iElem++, iConn+=aNbConnectivity){
+       const SMDS_MeshEdge* anElem = anIter->next();
+       SMDS_ElemIteratorPtr aNodesIter = anElem->nodesIterator();
+       for(TInt iNode = 0; iNode < aNbConnectivity && aNodesIter->more(); iNode++){
+         const SMDS_MeshElement* aNode = aNodesIter->next();
+#ifdef _EDF_NODE_IDS_
+         aConnectivity[iConn+iNode] = aNodeIdMap[aNode->GetID()];
+#else
+         aConnectivity[iConn+iNode] = aNode->GetID();
+#endif
+       }
+       anElemNums[iElem] = anElem->GetID();
 
-}
+        if (anElemFamMap.find(anElem) != anElemFamMap.end())
+          aFamilyNums[iElem] = anElemFamMap[anElem];
+        else
+          aFamilyNums[iElem] = myEdgesDefaultFamilyId;
+      }
+      
+      PCellInfo aCellInfo = myMed->CrCellInfo(aMeshInfo,
+                                             SMDS_MED_ENTITY,
+                                             eSEG2,
+                                             SMDS_MED_CONNECTIVITY,
+                                             aConnectivity,
+                                             aFamilyNums,
+                                             anElemNums);
+      myMed->SetCellInfo(aCellInfo);
+    }
 
-void DriverMED_W_SMESHDS_Mesh::CreateFamily(char* nommaa, char* famille, int i,med_int k) {
+    // Storing SMDS Faces
+    if(TInt aNbElems = myMesh->NbFaces()){
+      SMDS_FaceIteratorPtr anIter = myMesh->facesIterator();
+#ifdef _ELEMENTS_BY_DIM_
+      SMDS_MED_ENTITY = eFACE;
+#endif
+      TInt aNbTriaConn = MED::GetNbNodes(eTRIA3);
+      MED::TIntVector anTriaElemNums; 
+      anTriaElemNums.reserve(aNbElems);
+      MED::TIntVector aTriaFamilyNums;
+      aTriaFamilyNums.reserve(aNbElems);
+      MED::TIntVector aTriaConn;
+      aTriaConn.reserve(aNbElems*aNbTriaConn);
+
+      TInt aNbQuadConn = MED::GetNbNodes(eQUAD4);
+      MED::TIntVector aQuadElemNums;
+      aQuadElemNums.reserve(aNbElems);
+      MED::TIntVector aQuadFamilyNums;
+      aQuadFamilyNums.reserve(aNbElems);
+      MED::TIntVector aQuadConn;
+      aQuadConn.reserve(aNbElems*aNbQuadConn);
+
+      MED::TIntVector aPolygoneElemNums;
+      aPolygoneElemNums.reserve(aNbElems);
+      MED::TIntVector aPolygoneInds;
+      aPolygoneInds.reserve(aNbElems + 1);
+      aPolygoneInds.push_back(1); // reference on the first element in the connectivities
+      MED::TIntVector aPolygoneFamilyNums;
+      aPolygoneFamilyNums.reserve(aNbElems);
+      MED::TIntVector aPolygoneConn;
+      aPolygoneConn.reserve(aNbElems*aNbQuadConn);
+
+      for(TInt iElem = 0; iElem < aNbElems && anIter->more(); iElem++){
+       const SMDS_MeshFace* anElem = anIter->next();
+       TInt aNbNodes = anElem->NbNodes();
+       SMDS_ElemIteratorPtr aNodesIter = anElem->nodesIterator();
+       TInt aNbConnectivity;
+       MED::TIntVector* anElemNums;
+        MED::TIntVector* aFamilyNums;
+       MED::TIntVector* aConnectivity;
+        if (anElem->IsPoly()) {
+         aNbConnectivity = aNbNodes;
+          anElemNums = &aPolygoneElemNums;
+          aFamilyNums = &aPolygoneFamilyNums;
+          aConnectivity = &aPolygoneConn;
+        } else {
+          switch(aNbNodes){
+          case 3:
+            aNbConnectivity = aNbTriaConn;
+            anElemNums = &anTriaElemNums;
+            aFamilyNums = &aTriaFamilyNums;
+            aConnectivity = &aTriaConn;
+            break;
+          case 4:
+            aNbConnectivity = aNbQuadConn;
+            anElemNums = &aQuadElemNums;
+            aFamilyNums = &aQuadFamilyNums;
+            aConnectivity = &aQuadConn;
+            break;
+          default:
+            break;
+          }
+        }
+       MED::TIntVector aVector(aNbNodes);
+       for(TInt iNode = 0; aNodesIter->more(); iNode++){
+         const SMDS_MeshElement* aNode = aNodesIter->next();
+#ifdef _EDF_NODE_IDS_
+         aVector[iNode] = aNodeIdMap[aNode->GetID()];
+#else
+         aVector[iNode] = aNode->GetID();
+#endif
+       }
 
-  med_int ngro=0;
-  med_int natt;
+       TInt aSize = aConnectivity->size();
+       aConnectivity->resize(aSize+aNbConnectivity);
+       // There is some differences between SMDS and MED in cells mapping
+       switch(aNbNodes){
+       case 4:
+         (*aConnectivity)[aSize+0] = aVector[0];
+         (*aConnectivity)[aSize+1] = aVector[1];
+         (*aConnectivity)[aSize+2] = aVector[3];  
+         (*aConnectivity)[aSize+3] = aVector[2];  
+       default:
+         for(TInt iNode = 0; iNode < aNbNodes; iNode++) 
+           (*aConnectivity)[aSize+iNode] = aVector[iNode];
+       }
 
-  natt=1;
-  char attdes[MED_TAILLE_DESC+1];
-  char gro[MED_TAILLE_LNOM+1];
-  char fam2[MED_TAILLE_LNOM+1];
+        if (anElem->IsPoly()) {
+          // fill indices for polygonal element
+          TInt aPrevPos = aPolygoneInds.back();
+          aPolygoneInds.push_back(aPrevPos + aNbNodes);
+        }
 
-  strcpy(attdes,"");
-  strcpy(gro,"");
-  strcpy(fam2,famille);
+       anElemNums->push_back(anElem->GetID());
 
-  med_int * attide=new med_int[1];
-  med_int * attval=new med_int[1];
-  attide[0] = k;
-  attval[0] = k;
+        if (anElemFamMap.find(anElem) != anElemFamMap.end())
+          aFamilyNums->push_back(anElemFamMap[anElem]);
+        else
+          aFamilyNums->push_back(myFacesDefaultFamilyId);
+      }
+      if(TInt aNbElems = anTriaElemNums.size()){
+       PCellInfo aCellInfo = myMed->CrCellInfo(aMeshInfo,
+                                               SMDS_MED_ENTITY,
+                                               eTRIA3,
+                                               SMDS_MED_CONNECTIVITY,
+                                               aTriaConn,
+                                               aTriaFamilyNums,
+                                               anTriaElemNums);
+       MESSAGE("Perform - anEntity = "<<SMDS_MED_ENTITY<<"; aGeom = "<<eTRIA3<<"; aNbElems = "<<aNbElems);
+       myMed->SetCellInfo(aCellInfo);
+      }
+      if(TInt aNbElems = aQuadElemNums.size()){
+       PCellInfo aCellInfo = myMed->CrCellInfo(aMeshInfo,
+                                               SMDS_MED_ENTITY,
+                                               eQUAD4,
+                                               SMDS_MED_CONNECTIVITY,
+                                               aQuadConn,
+                                               aQuadFamilyNums,
+                                               aQuadElemNums);
+       MESSAGE("Perform - anEntity = "<<SMDS_MED_ENTITY<<"; aGeom = "<<eQUAD4<<"; aNbElems = "<<aNbElems);
+       myMed->SetCellInfo(aCellInfo);
+      }
+      if(TInt aNbElems = aPolygoneElemNums.size()){
+        // add one element in connectivities,
+        // referenced by the last element in indices
+        aPolygoneConn.push_back(0);
+
+       PPolygoneInfo aCellInfo = myMed->CrPolygoneInfo(aMeshInfo,
+                                                        SMDS_MED_ENTITY,
+                                                        ePOLYGONE,
+                                                        SMDS_MED_CONNECTIVITY,
+                                                        aPolygoneConn,
+                                                        aPolygoneInds,
+                                                        aPolygoneFamilyNums,
+                                                        aPolygoneElemNums);
+       MESSAGE("Perform - anEntity = "<<SMDS_MED_ENTITY<<"; aGeom = "<<ePOLYGONE<<"; aNbElems = "<<aNbElems);
+       myMed->SetPolygoneInfo(aCellInfo);
+      }
+    }
 
+    // Storing SMDS Volumes
+    if(TInt aNbElems = myMesh->NbVolumes()){
+      SMDS_VolumeIteratorPtr anIter = myMesh->volumesIterator();
+#ifdef _ELEMENTS_BY_DIM_
+      SMDS_MED_ENTITY = eMAILLE;
+#endif
+      TInt aNbTetraConn = MED::GetNbNodes(eTETRA4);
+      MED::TIntVector anTetraElemNums; 
+      anTetraElemNums.reserve(aNbElems);
+      MED::TIntVector aTetraFamilyNums;
+      aTetraFamilyNums.reserve(aNbElems);
+      MED::TIntVector aTetraConn;
+      aTetraConn.reserve(aNbElems*aNbTetraConn);
+
+      TInt aNbPyraConn = MED::GetNbNodes(ePYRA5);
+      MED::TIntVector anPyraElemNums; 
+      anPyraElemNums.reserve(aNbElems);
+      MED::TIntVector aPyraFamilyNums;
+      aPyraFamilyNums.reserve(aNbElems);
+      MED::TIntVector aPyraConn;
+      aPyraConn.reserve(aNbElems*aNbPyraConn);
+
+      TInt aNbPentaConn = MED::GetNbNodes(ePENTA6);
+      MED::TIntVector anPentaElemNums; 
+      anPentaElemNums.reserve(aNbElems);
+      MED::TIntVector aPentaFamilyNums;
+      aPentaFamilyNums.reserve(aNbElems);
+      MED::TIntVector aPentaConn;
+      aPentaConn.reserve(aNbElems*aNbPentaConn);
+
+      TInt aNbHexaConn = MED::GetNbNodes(eHEXA8);
+      MED::TIntVector aHexaElemNums;
+      aHexaElemNums.reserve(aNbElems);
+      MED::TIntVector aHexaFamilyNums;
+      aHexaFamilyNums.reserve(aNbElems);
+      MED::TIntVector aHexaConn;
+      aHexaConn.reserve(aNbElems*aNbHexaConn);
+
+      MED::TIntVector aPolyedreElemNums;
+      aPolyedreElemNums.reserve(aNbElems);
+      MED::TIntVector aPolyedreInds;
+      aPolyedreInds.reserve(aNbElems + 1);
+      aPolyedreInds.push_back(1); // reference on the first element in the faces
+      MED::TIntVector aPolyedreFaces;
+      aPolyedreFaces.reserve(aNbElems + 1);
+      aPolyedreFaces.push_back(1); // reference on the first element in the connectivities
+      MED::TIntVector aPolyedreFamilyNums;
+      aPolyedreFamilyNums.reserve(aNbElems);
+      MED::TIntVector aPolyedreConn;
+      aPolyedreConn.reserve(aNbElems*aNbHexaConn);
+
+      for(TInt iElem = 0; iElem < aNbElems && anIter->more(); iElem++){
+       const SMDS_MeshVolume* anElem = anIter->next();
+
+        MED::TIntVector* anElemNums;
+        MED::TIntVector* aFamilyNums;
+
+        if (anElem->IsPoly()) {
+          const SMDS_PolyhedralVolumeOfNodes* aPolyedre =
+            (const SMDS_PolyhedralVolumeOfNodes*) anElem;
+          if (!aPolyedre) {
+            MESSAGE("Warning: bad volumic element");
+            continue;
+          }
+
+          anElemNums = &aPolyedreElemNums;
+          aFamilyNums = &aPolyedreFamilyNums;
+
+          TInt aNodeId, aNbFaces = aPolyedre->NbFaces();
+          for (int iface = 1; iface <= aNbFaces; iface++) {
+            int aNbFaceNodes = aPolyedre->NbFaceNodes(iface);
+            for (int inode = 1; inode <= aNbFaceNodes; inode++) {
+              aNodeId = aPolyedre->GetFaceNode(iface, inode)->GetID();
+#ifdef _EDF_NODE_IDS_
+              aPolyedreConn.push_back(aNodeIdMap[aNodeId]);
+#else
+              aPolyedreConn.push_back(aNodeId);
+#endif
+            }
+            TInt aPrevPos = aPolyedreFaces.back();
+            aPolyedreFaces.push_back(aPrevPos + aNbFaceNodes);
+          }
+          TInt aPrevPos = aPolyedreInds.back();
+          aPolyedreInds.push_back(aPrevPos + aNbFaces);
+
+        } else {
+          TInt aNbNodes = anElem->NbNodes();
+          SMDS_ElemIteratorPtr aNodesIter = anElem->nodesIterator();
+          TInt aNbConnectivity;
+          MED::TIntVector* aConnectivity;
+          switch(aNbNodes){
+          case 4:
+            aNbConnectivity = aNbTetraConn;
+            anElemNums = &anTetraElemNums;
+            aFamilyNums = &aTetraFamilyNums;
+            aConnectivity = &aTetraConn;
+            break;
+          case 5:
+            aNbConnectivity = aNbPyraConn;
+            anElemNums = &anPyraElemNums;
+            aFamilyNums = &aPyraFamilyNums;
+            aConnectivity = &aPyraConn;
+            break;
+          case 6:
+            aNbConnectivity = aNbPentaConn;
+            anElemNums = &anPentaElemNums;
+            aFamilyNums = &aPentaFamilyNums;
+            aConnectivity = &aPentaConn;
+            break;
+          case 8:
+            aNbConnectivity = aNbHexaConn;
+            anElemNums = &aHexaElemNums;
+            aFamilyNums = &aHexaFamilyNums;
+            aConnectivity = &aHexaConn;
+          }
+
+          TInt aSize = aConnectivity->size();
+          aConnectivity->resize(aSize + aNbConnectivity);
+
+          MED::TIntVector aVector(aNbNodes);
+          for(TInt iNode = 0; aNodesIter->more(); iNode++){
+            const SMDS_MeshElement* aNode = aNodesIter->next();
+#ifdef _EDF_NODE_IDS_
+            aVector[iNode] = aNodeIdMap[aNode->GetID()];
+#else
+            aVector[iNode] = aNode->GetID();
+#endif
+          }
+          // There is some difference between SMDS and MED in cells mapping
+          switch(aNbNodes){
+          case 5:
+            (*aConnectivity)[aSize+0] = aVector[0];
+            (*aConnectivity)[aSize+1] = aVector[3];
+            (*aConnectivity)[aSize+2] = aVector[2];  
+            (*aConnectivity)[aSize+3] = aVector[1];  
+            (*aConnectivity)[aSize+4] = aVector[4];  
+          default:
+            for(TInt iNode = 0; iNode < aNbNodes; iNode++) 
+              (*aConnectivity)[aSize+iNode] = aVector[iNode];
+          }
+        }
+
+        anElemNums->push_back(anElem->GetID());
+
+        if (anElemFamMap.find(anElem) != anElemFamMap.end())
+          aFamilyNums->push_back(anElemFamMap[anElem]);
+        else
+          aFamilyNums->push_back(myVolumesDefaultFamilyId);
+      }
 
-  //MESSAGE("-------- Creation de la Famille : "<< famille << "numero " << i << " --------------");
-  med_int ret = MEDfamCr(myFileId, nommaa, fam2, i, attide, attval, attdes, natt, gro, ngro);
-  ASSERT(ret==0);
-  delete [] attide;
-  delete [] attval;
+      if(TInt aNbElems = anTetraElemNums.size()){
+       PCellInfo aCellInfo = myMed->CrCellInfo(aMeshInfo,
+                                               SMDS_MED_ENTITY,
+                                               eTETRA4,
+                                               SMDS_MED_CONNECTIVITY,
+                                               aTetraConn,
+                                               aTetraFamilyNums,
+                                               anTetraElemNums);
+       MESSAGE("Perform - anEntity = "<<SMDS_MED_ENTITY<<"; aGeom = "<<eTETRA4<<"; aNbElems = "<<aNbElems);
+       myMed->SetCellInfo(aCellInfo);
+      }
+      if(TInt aNbElems = anPyraElemNums.size()){
+       PCellInfo aCellInfo = myMed->CrCellInfo(aMeshInfo,
+                                               SMDS_MED_ENTITY,
+                                               ePYRA5,
+                                               SMDS_MED_CONNECTIVITY,
+                                               aPyraConn,
+                                               aPyraFamilyNums,
+                                               anPyraElemNums);
+       MESSAGE("Perform - anEntity = "<<SMDS_MED_ENTITY<<"; aGeom = "<<ePYRA5<<"; aNbElems = "<<aNbElems);
+       myMed->SetCellInfo(aCellInfo);
+      }
+      if(TInt aNbElems = anPentaElemNums.size()){
+       PCellInfo aCellInfo = myMed->CrCellInfo(aMeshInfo,
+                                               SMDS_MED_ENTITY,
+                                               ePENTA6,
+                                               SMDS_MED_CONNECTIVITY,
+                                               aPentaConn,
+                                               aPentaFamilyNums,
+                                               anPentaElemNums);
+       MESSAGE("Perform - anEntity = "<<SMDS_MED_ENTITY<<"; aGeom = "<<ePENTA6<<"; aNbElems = "<<aNbElems);
+       myMed->SetCellInfo(aCellInfo);
+      }
+      if(TInt aNbElems = aHexaElemNums.size()){
+       PCellInfo aCellInfo = myMed->CrCellInfo(aMeshInfo,
+                                               SMDS_MED_ENTITY,
+                                               eHEXA8,
+                                               SMDS_MED_CONNECTIVITY,
+                                               aHexaConn,
+                                               aHexaFamilyNums,
+                                               aHexaElemNums);
+       MESSAGE("Perform - anEntity = "<<SMDS_MED_ENTITY<<"; aGeom = "<<eHEXA8<<"; aNbElems = "<<aNbElems);
+       myMed->SetCellInfo(aCellInfo);
+      }
+      if(TInt aNbElems = aPolyedreElemNums.size()){
+        // add one element in connectivities,
+        // referenced by the last element in faces
+        aPolyedreConn.push_back(0);
+
+       PPolyedreInfo aCellInfo = myMed->CrPolyedreInfo(aMeshInfo,
+                                                        SMDS_MED_ENTITY,
+                                                        ePOLYEDRE,
+                                                        SMDS_MED_CONNECTIVITY,
+                                                        aPolyedreConn,
+                                                        aPolyedreFaces,
+                                                        aPolyedreInds,
+                                                        aPolyedreFamilyNums,
+                                                        aPolyedreElemNums);
+       MESSAGE("Perform - anEntity = "<<SMDS_MED_ENTITY<<"; aGeom = "<<ePOLYEDRE<<"; aNbElems = "<<aNbElems);
+       myMed->SetPolyedreInfo(aCellInfo);
+      }
+    }
+  }catch(const std::exception& exc){
+    INFOS("Follow exception was cought:\n\t"<<exc.what());
+  }catch(...){
+    INFOS("Unknown exception was cought !!!");
+  }
 
+  myMeshId = -1;
+  myGroups.clear();
+  mySubMeshes.clear();
+  return aResult;
 }
-
-
-