# c/test25.c

    /*  This file is part of MED.
     *
     *  COPYRIGHT (C) 1999 - 2012  EDF R&D, CEA/DEN
     *  MED is free software: you can redistribute it and/or modify
     *  it under the terms of the GNU Lesser General Public License as published by
     *  the Free Software Foundation, either version 3 of the License, or
     *  (at your option) any later version.
     *
     *  MED is distributed in the hope that it will be useful,
     *  but WITHOUT ANY WARRANTY; without even the implied warranty of
     *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     *  GNU Lesser General Public License for more details.
     *
     *  You should have received a copy of the GNU Lesser General Public License
     *  along with MED.  If not, see <http://www.gnu.org/licenses/>.
     */

    /******************************************************************************
     * - Nom du fichier : test25.c
     *
     * - Description : ecriture de mailles de type MED_POLYEDRE
     *                 dans un maillage MED
     *
     *****************************************************************************/

    #include <med.h>
    #define MESGERR 1
    #include <med_utils.h>

    #ifdef DEF_LECT_ECR
    #define MODE_ACCES MED_ACC_RDWR
    #elif DEF_LECT_AJOUT
    #define MODE_ACCES MED_ACC_RDEXT
    #else
    #define MODE_ACCES MED_ACC_CREAT
    #endif

    int main (int argc, char **argv)

    {
      med_idt fid;
      char maa[MED_NAME_SIZE+1] = "maa1";
      med_int mdim = 3;
      med_int n=2;
      /* connectivite nodale */
      med_int indexf[3] = {1,5,9};
      med_int nf = 3;
      med_int indexn[9] = {1,4,7,10,13,16,19,22,25};
      med_int nn = 9;
      med_int conn[24] = {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,
                          20,21,22,23,24};
      /* connectivite descendante */
      med_int indexf2[3] = {1,5,9};
      med_int nf2 = 3;
      med_int conn2[8] = {1,2,3,4,5,6,7,8};
      med_int indexn2[8] = {MED_TRIA3,MED_TRIA3,MED_TRIA3,MED_TRIA3,
                            MED_TRIA3,MED_TRIA3,MED_TRIA3,MED_TRIA3};
      med_int nn2=8;
      /*                             12345678901234561234567890123456*/
      char nom[MED_SNAME_SIZE*2+1]="polyedre1       polyedre2       ";
      med_int num[2] = {1,2};
      med_int fam[2] = {0,-1};
      char nomcoo[3*MED_SNAME_SIZE+1] = "x               y               z               ";
      char unicoo[3*MED_SNAME_SIZE+1] = "cm              cm              cm              ";

      /* Creation du fichier test25.med */
      if ((fid = MEDfileOpen("test25.med",MODE_ACCES)) < 0) {
        MESSAGE("Erreur a la creation du fichier test25.med");
        return -1;
      }
      printf("Creation du fichier test25.med \n");

      /* Creation du maillage */
     if (MEDmeshCr( fid, maa, mdim, mdim, MED_UNSTRUCTURED_MESH,
                     "un maillage pour test25","s", MED_SORT_DTIT,
                     MED_CARTESIAN, nomcoo, unicoo) < 0) {
        MESSAGE("Erreur a la creation du maillage");
        return -1;
       }
      printf("Creation du maillage \n");

      /* Ecriture de la connectivite des mailles polyedres en mode nodal */
      if (MEDmeshPolyhedronWr(fid,maa,MED_NO_DT,MED_NO_IT,MED_UNDEF_DT,MED_CELL,MED_NODAL,
                              nf,indexf,nn,indexn,conn) < 0) {
        MESSAGE("Erreur a l'ecriture de la connectivite des mailles MED_POLYGONE");
        return -1;
      }
      printf("Ecriture des connectivites de mailles de type MED_POLYEDRE en mode nodal \n");

      /* Ecriture des connectivites des mailles polyedres en mode descendant */
      if (MEDmeshPolyhedronWr(fid,maa,MED_NO_DT,MED_NO_IT,MED_UNDEF_DT,MED_CELL,MED_DESCENDING,
                              nf2,indexf2,nn2,indexn2,conn2) < 0) {
        MESSAGE("Erreur a l'ecriture des connectivites des mailles MED_POLYEDRE en mode descendant");
        return -1;
      }
      printf("Ecriture des connectivites de mailles de type MED_POLYEDRE en mode descendant \n");

      /* Ecriture des noms des polyedres */
      /* ecriture (optionnelle) des noms des polyedres */
      if (MEDmeshEntityNameWr(fid,maa,MED_NO_DT,MED_NO_IT,
                              MED_CELL,MED_POLYHEDRON,n,nom) < 0) {
        MESSAGE("Erreur a l'ecriture des noms des polyedres");
        return -1;
      }
      printf("Ecriture des noms des polyedres \n");

      /* ecriture (optionnelle) des numeros des polyedres */
      if (MEDmeshEntityNumberWr(fid,maa,MED_NO_DT,MED_NO_IT,
                                MED_CELL,MED_POLYHEDRON,n,num) < 0) {
        MESSAGE("Erreur a l'ecriture des numeros des polyedres");
        return -1;
      }
      printf("Ecriture des numeros des polyedres \n");

      /* ecriture des numeros des familles des polyedres */
      if (MEDmeshEntityFamilyNumberWr(fid,maa,MED_NO_DT,MED_NO_IT,
                                      MED_CELL,MED_POLYHEDRON,n,fam) < 0) {
        MESSAGE("Erreur a l'ecriture des numeros de familles des polyedres");
        return -1;
      }
      printf("Ecriture des numeros des familles des polyedres \n");

      /* Fermeture du fichier */
      if (MEDfileClose(fid) < 0) {
        MESSAGE("Erreur a la fermeture du fichier");
        return -1;
      }
      printf("Fermeture du fichier test25.med \n");

      return 0;
    }