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00025 #include <med.h>
00026 #define MESGERR 1
00027 #include <med_utils.h>
00028
00029 #include <string.h>
00030
00031 int main (int argc, char **argv) {
00032 med_idt fid;
00033 const char meshname[MED_NAME_SIZE+1] = "2D unstructured mesh";
00034 const med_int spacedim = 2;
00035 const med_int meshdim = 2;
00036 const char axisname[2*MED_SNAME_SIZE+1] = "x y ";
00037 const char unitname[2*MED_SNAME_SIZE+1] = "cm cm ";
00038 const med_float coordinates[30] = { 2.,1., 7.,1., 12.,1., 17.,1., 22.,1.,
00039 2.,6., 7.,6., 12.,6., 17.,6., 22.,6.,
00040 2.,11., 7.,11., 12.,11., 17.,11., 22.,11.};
00041 const med_int nnodes = 15;
00042 const med_int triaconnectivity[24] = { 1,7,6, 2,7,1, 3,7,2, 8,7,3,
00043 13,7,8, 12,7,13, 11,7,12, 6,7,11 };
00044 const med_int ntria3 = 8;
00045 const med_int quadconnectivity[16] = {3,4,9,8, 4,5,10,9,
00046 15,14,9,10, 13,8,9,14};
00047 const med_int nquad4 = 4;
00048 const char familyname[MED_NAME_SIZE+1] = "BOUNDARY_VERTICES";
00049 const char groupname[MED_LNAME_SIZE+1] = "MESH_BOUNDARY_VERTICES";
00050 const med_int familynumbers[15] = { 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1 };
00051 int ret=-1;
00052
00053
00054 fid = MEDfileOpen("UsesCase_MEDmesh_10.med",MED_ACC_CREAT);
00055 if (fid < 0) {
00056 MESSAGE("ERROR : file creation ...");
00057 goto ERROR;
00058 }
00059
00060
00061 if (MEDfileCommentWr(fid,"A 2D unstructured mesh : 15 nodes, 12 cells") < 0) {
00062 MESSAGE("ERROR : write file description ...");
00063 goto ERROR;
00064 }
00065
00066
00067 if (MEDmeshCr(fid, meshname, spacedim, meshdim, MED_UNSTRUCTURED_MESH,
00068 "A 2D unstructured mesh","",MED_SORT_DTIT,MED_CARTESIAN, axisname, unitname) < 0) {
00069 MESSAGE("ERROR : mesh creation ...");
00070 goto ERROR;
00071 }
00072
00073
00074
00075
00076 if (MEDmeshNodeCoordinateWr(fid, meshname, MED_NO_DT, MED_NO_IT, 0.0,
00077 MED_FULL_INTERLACE, nnodes, coordinates) < 0) {
00078 MESSAGE("ERROR : nodes coordinates ...");
00079 goto ERROR;
00080 }
00081
00082
00083 if (MEDmeshElementConnectivityWr(fid, meshname, MED_NO_DT, MED_NO_IT, 0.0, MED_CELL, MED_TRIA3,
00084 MED_NODAL, MED_FULL_INTERLACE, ntria3, triaconnectivity) < 0) {
00085 MESSAGE("ERROR : triangular cells connectivity ...");
00086 goto ERROR;
00087 }
00088
00089 if (MEDmeshElementConnectivityWr(fid, meshname, MED_NO_DT, MED_NO_IT, 0.0, MED_CELL, MED_QUAD4,
00090 MED_NODAL, MED_FULL_INTERLACE, nquad4, quadconnectivity) < 0) {
00091 MESSAGE("ERROR : quadrangular cells connectivity ...");
00092 goto ERROR;
00093 }
00094
00095
00096 if (MEDfamilyCr(fid, meshname,MED_NO_NAME, 0, 0, MED_NO_GROUP) < 0) {
00097 MESSAGE("ERROR : family creation ...");
00098 goto ERROR;
00099 }
00100
00101
00102
00103 if (MEDfamilyCr(fid, meshname,familyname, 1, 1, groupname) < 0) {
00104 MESSAGE("ERROR : family creation ...");
00105 goto ERROR;
00106 }
00107
00108
00109 if (MEDmeshEntityFamilyNumberWr(fid, meshname, MED_NO_DT, MED_NO_IT,
00110 MED_NODE, MED_NONE, nnodes, familynumbers) < 0) {
00111 MESSAGE("ERROR : nodes family numbers ...");
00112 goto ERROR;
00113 }
00114
00115 ret=0;
00116 ERROR:
00117
00118
00119 if (MEDfileClose(fid) < 0) {
00120 MESSAGE("ERROR : close file ...");
00121 ret=-1;
00122 }
00123
00124 return ret;
00125 }