MED fichier: usecases/c/UsesCase_MEDfield_17.c

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usecases/c/UsesCase_MEDfield_17.c
/* This file is part of MED.
*
* COPYRIGHT (C) 1999 - 2019 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/>.
*/
/*
* Field use case 17 : write a field in a MED file with
* values defined on integration points
* on struct elements
*/
#include <med.h>
#define MESGERR 1
#include <med_utils.h>
#include <string.h>
int main (int argc, char **argv) {
med_idt fid=0,mfid=0,sfid=0;
const med_int spacedim = 3;
const char meshname[MED_NAME_SIZE+1] = "COMPUT_MESH";
const char fieldname[MED_NAME_SIZE+1] = "TEMPERATURE";
const med_int ncomponent = 1;
/* 1234567890123456123456*/
const char componentname[MED_SNAME_SIZE+1] = "TEMP ";
const char componentunit[MED_SNAME_SIZE+1] = "CELSIUS ";
med_geometry_type geotype=MED_NONE;
const med_int nbeam = 1;
char structelementname[MED_NAME_SIZE+1];
const med_float tempvalue[3*1*4] = { 1.1, 2.2, 3.3, 4.4,
5.5, 6.6, 7.7, 8.8,
9.9, 10.1,11.11, 12.12};
const char localization[MED_NAME_SIZE+1] = "BEAM_INTEGRATION_POINTS";
const char localization2[MED_NAME_SIZE+1] = "BEAM_INTEGRATION_TRANSF";
const med_float elementcoordinate[3*3] = { 0.0,0.0,0.0,
0.0,0.0,0.0,
0.0,0.0,0.0,};
const med_float ipointcoordinate[3*3] = { 0.0,0.0,2.5,
0.0,0.0,3.5,
0.0,0.0,4.5};
const med_float weight[4] = {1.0/4, 1.0/4, 1.0/4, 1.0/4};
const char beamsectionname[MED_NAME_SIZE+1]="BEAM_SECTION_MESH";
const med_int nipoint = 3;
char interpname[MED_NAME_SIZE+1] = "geometrical transformation";
const med_int nvariable=2;
const med_int maxdegree=1;
const med_int nmaxcoefficient=3;
const med_int ncoefficient1_1 = 3;
const med_int const power1_1[] = {0,0,1,0,0,1};
const med_float const coefficient1_1[] = {1,-1,-1};
const med_int ncoefficient1_2 = 1;
const med_int const power1_2[] = {1,0};
const med_float const coefficient1_2[] = {1};
const med_int ncoefficient1_3 = 1;
const med_int const power1_3[] = {0,1};
const med_float const coefficient1_3[] = {1};
int ret=-1;
/* Open file to write the field */
fid = MEDfileOpen("UsesCase_MEDfield_17.med",MED_ACC_CREAT);
if (fid < 0) {
MESSAGE("ERROR : file creation ...");
goto ERROR;
}
if (( mfid=MEDfileObjectsMount(fid, "UsesCase_MEDstructElement_1.med",MED_MESH_SUPPORT)) < 0 ) {
MESSAGE("ERROR : file mounting ...");
goto ERROR;
}
if (( sfid=MEDfileObjectsMount(fid, "UsesCase_MEDstructElement_1.med",MED_ELSTRUCT)) < 0 ) {
MESSAGE("ERROR : file mounting ...");
goto ERROR;
}
/* Create mesh link */
if (MEDlinkWr(fid,meshname,"./UsesCase_MEDstructElement_1.med") < 0) {
MESSAGE("ERROR : create mesh link ...");
goto ERROR;
}
/*
* Read struct element geometric type
*/
strcpy(structelementname, MED_BEAM_NAME);
geotype = MEDstructElementGeotype(fid,structelementname);
/* create a geometrical transformation fonction */
if (MEDinterpCr(fid, interpname, geotype, MED_FALSE, nvariable, maxdegree, nmaxcoefficient) < 0) {
MESSAGE("ERROR : interpolation family creation ...");
goto ERROR;
}
/* Basis functions creation */
if (MEDinterpBaseFunctionWr(fid,interpname,1,ncoefficient1_1,power1_1,coefficient1_1) < 0) {
MESSAGE("ERROR : first base function creation ...");
goto ERROR;
}
if (MEDinterpBaseFunctionWr(fid,interpname,2,ncoefficient1_2,power1_2,coefficient1_2) < 0) {
MESSAGE("ERROR : second base function creation ...");
goto ERROR;
}
if (MEDinterpBaseFunctionWr(fid,interpname,3,ncoefficient1_3,power1_3,coefficient1_3) < 0) {
MESSAGE("ERROR : third base function creation ...");
goto ERROR;
}
/* create the families of integration points
for the struct element */
if (MEDlocalizationWr(fid, localization, geotype, spacedim,
elementcoordinate, MED_FULL_INTERLACE,
nipoint, ipointcoordinate, weight,
MED_NO_INTERPOLATION, beamsectionname) < 0) {
MESSAGE("ERROR : create famlily of integration points ...");
goto ERROR;
}
if (MEDlocalizationWr(fid, localization2, geotype, spacedim,
elementcoordinate, MED_FULL_INTERLACE,
nipoint, ipointcoordinate, weight,
interpname, beamsectionname) < 0) {
MESSAGE("ERROR : create famlily of integration points ...");
goto ERROR;
}
/*
* Temperature field creation for beam struct element :
* - 1 component, 3 integration points, 4 cells in the support mesh for each
* the section of each integration point
* - mesh is the 3D computation mesh of UsesCase_MEDstructElement_1 use case.
*/
if (MEDfieldCr(fid, fieldname, MED_FLOAT64,
ncomponent, componentname, componentunit,
"ms", meshname) < 0) {
MESSAGE("ERROR : create field");
goto ERROR;
}
if (MEDfieldValueWithProfileWr(fid, fieldname, MED_NO_DT, MED_NO_IT, MED_UNDEF_DT,
MED_STRUCT_ELEMENT, geotype,
MED_COMPACT_STMODE, MED_NO_PROFILE, localization,
MED_FULL_INTERLACE, MED_ALL_CONSTITUENT,
nbeam, (unsigned char*) tempvalue) < 0) {
MESSAGE("ERROR : write field values on MED_BEAM ");
goto ERROR;
}
if (MEDfieldValueWithProfileWr(fid, fieldname, MED_NO_DT, 1, MED_UNDEF_DT,
MED_STRUCT_ELEMENT, geotype,
MED_COMPACT_STMODE, MED_NO_PROFILE, localization2,
MED_FULL_INTERLACE, MED_ALL_CONSTITUENT,
nbeam, (unsigned char*) tempvalue) < 0) {
MESSAGE("ERROR : write field values on MED_BEAM ");
goto ERROR;
}
/* unmount file objects */
if ( MEDfileObjectsUnmount(fid, mfid, MED_MESH_SUPPORT) < 0 ) {
MESSAGE("ERROR : file unmounting ...");
goto ERROR;
}
if ( MEDfileObjectsUnmount(fid, sfid, MED_ELSTRUCT) < 0 ) {
MESSAGE("ERROR : file unmounting ...");
goto ERROR;
}
ret=0;
ERROR:
/* close file */
if (MEDfileClose(fid) < 0) {
MESSAGE("ERROR : close file ...");
ret=-1;
}
return ret;
}