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UsesCase_MEDfield_5.f90
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1 !* This file is part of MED.
2 !*
3 !* COPYRIGHT (C) 1999 - 2021 EDF R&D, CEA/DEN
4 !* MED is free software: you can redistribute it and/or modify
5 !* it under the terms of the GNU Lesser General Public License as published by
6 !* the Free Software Foundation, either version 3 of the License, or
7 !* (at your option) any later version.
8 !*
9 !* MED is distributed in the hope that it will be useful,
10 !* but WITHOUT ANY WARRANTY; without even the implied warranty of
11 !* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 !* GNU Lesser General Public License for more details.
13 !*
14 !* You should have received a copy of the GNU Lesser General Public License
15 !* along with MED. If not, see <http://www.gnu.org/licenses/>.
16 !*
17
18 !*
19 !*
20 !* Field use case 5 : read a field with following with computing steps
21 !*
22
23 program usescase_medfield_5
24
25 implicit none
26 include 'med.hf90'
27
28 integer cret
29 integer*8 fid
30
31 character(64) :: mname
32 ! field name
33 character(64) :: finame = 'TEMPERATURE_FIELD'
34 ! nvalues, local mesh, field type
35 integer nstep, nvals, lcmesh, fitype
36 integer ncompo
37 !geotype
38 integer geotp
39 integer, dimension(MED_N_CELL_FIXED_GEO) :: geotps
40 ! mesh num dt, mesh num it
41 integer mnumdt, mnumit
42 integer csit, numit, numdt, it
43 real*8 dt
44 character(16) :: dtunit
45 ! component name
46 character(16) :: cpname
47 ! component unit
48 character(16) :: cpunit
49 real*8, dimension(:), allocatable :: values
50
51 geotps = med_get_cell_geometry_type
52
53 ! open MED file
54 call mfiope(fid,'UsesCase_MEDfield_4.med',med_acc_rdonly, cret)
55 if (cret .ne. 0 ) then
56 print *,'ERROR : open file'
57 call efexit(-1)
58 endif
59
60 ! ... we know that the MED file has only one field with one component ,
61 ! a real code working would check ...
62 !
63 ! if you know the field name, direct access to field informations
64 call mfdfin(fid,finame,mname,lcmesh,fitype,cpname,cpunit,dtunit,nstep,cret)
65 if (cret .ne. 0 ) then
66 print *,'ERROR : Field info by name ...'
67 call efexit(-1)
68 endif
69 print *, 'Mesh name :', mname
70 print *, 'Local mesh :', lcmesh
71 print *, 'Field type :', fitype
72 print *, 'Component name :', cpname
73 print *, 'Component unit :', cpunit
74 print *, 'Dtunit :', dtunit
75 print *, 'Nstep :', nstep
76
77 ! Read field values for each computing step
78 do csit=1,nstep
79 call mfdcmi(fid,finame,csit,numdt,numit,dt,mnumdt,mnumit,cret)
80 if (cret .ne. 0 ) then
81 print *,'ERROR : Computing step info ...'
82 call efexit(-1)
83 endif
84 print *, 'csit :', csit
85 print *, 'numdt :', numdt
86 print *, 'numit :', numit
87 print *, 'dt :', dt
88 print *, 'mnumdt :', mnumdt
89 print *, 'mnumit :', mnumit
90
91 ! ... In our case, we suppose that the field values are only defined on cells ...
92
93 do it=1,(med_n_cell_fixed_geo)
94
95 geotp = geotps(it)
96
97 call mfdnva(fid,finame,numdt,numit,med_cell,geotp,nvals,cret)
98 if (cret .ne. 0 ) then
99 print *,'ERROR : Read number of values ...'
100 call efexit(-1)
101 endif
102 print *, 'Number of values of type :', geotp, ' :', nvals
103
104 if (nvals .gt. 0) then
105 allocate(values(nvals),stat=cret )
106 if (cret > 0) then
107 print *,'Memory allocation'
108 call efexit(-1)
109 endif
110
111 call mfdrvr(fid,finame,numdt,numit,med_cell,geotp,&
112 med_full_interlace, med_all_constituent,values,cret)
113 if (cret .ne. 0 ) then
114 print *,'ERROR : Read fields values for cells ...'
115 call efexit(-1)
116 endif
117 print *, 'Fields values for cells :', values
118
119 deallocate(values)
120
121 endif
122 enddo
123 enddo
124
125 ! close file
126 call mficlo(fid,cret)
127 if (cret .ne. 0 ) then
128 print *,'ERROR : close file'
129 call efexit(-1)
130 endif
131
132 end program usescase_medfield_5
133
usescase_medfield_5
program usescase_medfield_5
Definition: UsesCase_MEDfield_5.f90:23
mficlo
subroutine mficlo(fid, cret)
Fermeture d'un fichier MED.
Definition: medfile.f:82
mfdcmi
subroutine mfdcmi(fid, fname, it, numdt, numit, dt, mnumdt, mnumit, cret)
Cette fonction permet de lire les informations caractérisant une étape de calcul : numéro de pas de t...
Definition: medfield.f:311
mfdfin
subroutine mfdfin(fid, fname, mname, lmesh, type, cname, cunit, dtunit, nc, cret)
Cette fonction permet de lire les informations concernant le champ de nom fieldname.
Definition: medfield.f:270
mfiope
subroutine mfiope(fid, name, access, cret)
Ouverture d'un fichier MED.
Definition: medfile.f:42
mfdnva
subroutine mfdnva(fid, fname, numdt, numit, etype, gtype, n, cret)
Cette fonction permet de lire le nombre de valeurs dans un champ pour une étape de calcul,...
Definition: medfield.f:380
mfdrvr
subroutine mfdrvr(fid, fname, numdt, numit, etype, gtype, swm, cs, val, cret)
Cette fonction permet de lire les valeurs d'un champ définies sur des entités d'un maillage pour une ...
Definition: medfield.f:461