#include <med.h>
#define MESGERR 1
#include <med_utils.h>
#include <string.h>
int main (int argc, char **argv) {
med_idt fid;
char meshname[MED_NAME_SIZE+1] = "2D unstructured mesh";
med_int spacedim = 2;
med_int meshdim = 2;
char axisname[2*MED_SNAME_SIZE+1] = "x y ";
char unitname[2*MED_SNAME_SIZE+1] = "cm cm ";
med_float coordinates[30] = { 2.,1., 7.,1., 12.,1., 17.,1., 22.,1.,
2.,6., 7.,6., 12.,6., 17.,6., 22.,6.,
2.,11., 7.,11., 12.,11., 17.,11., 22.,11.};
med_int nnodes = 15;
med_int triaconnectivity[24] = { 1,7,6, 2,7,1, 3,7,2, 8,7,3,
13,7,8, 12,7,13, 11,7,12, 6,7,11 };
med_int ntria3 = 8;
med_int quadconnectivity[16] = {3,4,9,8, 4,5,10,9,
15,14,9,10, 13,8,9,14};
med_int nquad4 = 4;
fid = MEDfileOpen("UsesCase_MEDmesh_1.med",MED_ACC_CREAT);
if (fid < 0) {
MESSAGE("ERROR : file creation ...");
return -1;
}
if (MEDfileCommentWr(fid,"A 2D unstructured mesh : 15 nodes, 12 cells") < 0) {
MESSAGE("ERROR : write file description ...");
return -1;
}
if (MEDmeshCr(fid, meshname, spacedim, meshdim, MED_UNSTRUCTURED_MESH,
"A 2D unstructured mesh","",MED_SORT_DTIT,MED_CARTESIAN, axisname, unitname) < 0) {
MESSAGE("ERROR : mesh creation ...");
return -1;
}
if (MEDmeshNodeCoordinateWr(fid, meshname, MED_NO_DT, MED_NO_IT, 0.0,
MED_FULL_INTERLACE, nnodes, coordinates) < 0) {
MESSAGE("ERROR : nodes coordinates ...");
return -1;
}
if (MEDmeshElementConnectivityWr(fid, meshname, MED_NO_DT, MED_NO_IT, 0.0, MED_CELL, MED_TRIA3,
MED_NODAL, MED_FULL_INTERLACE, ntria3, triaconnectivity) < 0) {
MESSAGE("ERROR : triangular cells connectivity ...");
return -1;
}
if (MEDmeshElementConnectivityWr(fid, meshname, MED_NO_DT, MED_NO_IT, 0.0, MED_CELL, MED_QUAD4,
MED_NODAL, MED_FULL_INTERLACE, nquad4, quadconnectivity) < 0) {
MESSAGE("ERROR : quadrangular cells connectivity ...");
return -1;
}
if (MEDfamilyCr(fid, meshname,"", 0, 0, "") < 0) {
MESSAGE("ERROR : quadrangular cells connectivity ...");
return -1;
}
if (MEDfileClose(fid) < 0) {
MESSAGE("ERROR : close file ...");
return -1;
}
return 0;
}