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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 initial_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   
00049   const med_float tansfMatrix_step1 [7] = { 0.0, 0.0, 0.0, 0.92388, 0.0, 0.38268, 0.0 };
00050   
00051   const med_float tansfMatrix_step2 [7] = { 0.0, 0.0, 0.0, 0.707,   0.0, 0.707,   0.0 };
00052   int ret=-1;
00053   
00054   
00055   fid = MEDfileOpen("UsesCase_MEDmesh_9.med",MED_ACC_CREAT);
00056   if (fid < 0) {
00057     MESSAGE("ERROR : file creation ...");
00058     goto ERROR;
00059   }
00060 
00061   
00062   if (MEDfileCommentWr(fid,"A 2D unstructured mesh : 15 nodes, 12 cells") < 0) {
00063     MESSAGE("ERROR : write file description ...");
00064     goto ERROR;
00065   }
00066 
00067   
00068   if (MEDmeshCr(fid, meshname, spacedim, meshdim, MED_UNSTRUCTURED_MESH, 
00069                 "A 2D structured mesh","",MED_SORT_DTIT,MED_CARTESIAN, axisname, unitname) < 0) {
00070     MESSAGE("ERROR : mesh creation ...");
00071     goto ERROR;
00072   }
00073 
00074   
00075 
00076 
00077   if (MEDmeshNodeCoordinateWithProfileWr(fid, meshname, MED_NO_DT, MED_NO_IT, 0.0,
00078                                          MED_COMPACT_PFLMODE, MED_NO_PROFILE,
00079                                          MED_FULL_INTERLACE, MED_ALL_CONSTITUENT,
00080                                          nnodes, initial_coordinates) < 0) {
00081     MESSAGE("ERROR : nodes coordinates ...");
00082     goto ERROR;
00083   }
00084 
00085   
00086   if (MEDmeshElementConnectivityWithProfileWr(fid, meshname, MED_NO_DT, MED_NO_IT, 0.0,
00087                                               MED_CELL, MED_TRIA3, MED_NODAL, 
00088                                               MED_COMPACT_PFLMODE, MED_NO_PROFILE,
00089                                               MED_FULL_INTERLACE, MED_ALL_CONSTITUENT, 
00090                                               ntria3, triaconnectivity) < 0) {
00091     MESSAGE("ERROR : triangular cells connectivity ...");
00092     goto ERROR;
00093   }
00094 
00095   if (MEDmeshElementConnectivityWithProfileWr(fid, meshname, MED_NO_DT, MED_NO_IT, 0.0,
00096                                               MED_CELL, MED_QUAD4, MED_NODAL, 
00097                                               MED_COMPACT_PFLMODE, MED_NO_PROFILE,
00098                                               MED_FULL_INTERLACE, MED_ALL_CONSTITUENT,  
00099                                               nquad4, quadconnectivity) < 0) {
00100     MESSAGE("ERROR : quadrangular cells connectivity ..."); 
00101     goto ERROR;
00102   }
00103 
00104   
00105 
00106 
00107  
00108   
00109   if ( MEDmeshNodeCoordinateTrsfWr(fid, meshname, 1, 1, 5.5, tansfMatrix_step1) < 0) {
00110     MESSAGE("Erreur a l'ecriture de la transformation géométrique n°1");
00111     goto ERROR;
00112   }
00113 
00114   
00115   if ( MEDmeshNodeCoordinateTrsfWr(fid, meshname, 2, 2, 8.9, tansfMatrix_step2 ) < 0) {
00116     MESSAGE("Erreur a l'ecriture de la transformation géométrique n°1");
00117     goto ERROR;
00118   }
00119 
00120   
00121   if (MEDfamilyCr(fid, meshname,MED_NO_NAME, 0, 0, MED_NO_GROUP) < 0) {
00122     MESSAGE("ERROR : create family ...");
00123     goto ERROR;
00124   }
00125   
00126   ret=0;
00127  ERROR:
00128 
00129   
00130   if (MEDfileClose(fid)  < 0) {
00131     MESSAGE("ERROR : close file ...");
00132     ret=-1;
00133   }
00134 
00135   return ret;
00136 }