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UsesCase_MEDfield_4.f
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1 C* This file is part of MED.
2 C*
3 C* COPYRIGHT (C) 1999 - 2019 EDF R&D, CEA/DEN
4 C* MED is free software: you can redistribute it and/or modify
5 C* it under the terms of the GNU Lesser General Public License as published by
6 C* the Free Software Foundation, either version 3 of the License, or
7 C* (at your option) any later version.
8 C*
9 C* MED is distributed in the hope that it will be useful,
10 C* but WITHOUT ANY WARRANTY; without even the implied warranty of
11 C* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 C* GNU Lesser General Public License for more details.
13 C*
14 C* You should have received a copy of the GNU Lesser General Public License
15 C* along with MED. If not, see <http://www.gnu.org/licenses/>.
16 C*
17 
18 C******************************************************************************
19 C *
20 C * Field use case 4 : write a field with computing steps
21 C *
22 C *****************************************************************************
24 C
25  implicit none
26  include 'med.hf77'
27 C
28 C
29  integer cret
30  integer*8 fid
31 
32 C component number, node number
33  integer ncompo
34 C triangular elements number, quadrangular elements number
35  integer ntria3, nquad4
36 C med file name, link file name
37  character*64 fname, lfname
38 C mesh name, field name, component name, commponent unit
39  character*64 mname, finame, cpname, cpunit
40  character*16 dtunit
41  real*8 dt
42  integer ndt, nit
43 C mesh num dt, mesh num it
44  integer mnumdt, mnumit
45 C
46  real*8 t3vs1(8)
47  real*8 t3vs2(8)
48  real*8 q4vs1(4)
49  real*8 q4vs2(4)
50 C
51  parameter(fname = "UsesCase_MEDfield_4.med")
52  parameter(lfname = "./UsesCase_MEDmesh_1.med")
53  parameter(mname = "2D unstructured mesh")
54  parameter(finame = "TEMPERATURE_FIELD")
55  parameter(cpname ="TEMPERATURE", cpunit = "C")
56  parameter(dtunit = "ms")
57  parameter(ncompo = 1 )
58  parameter(ntria3 = 8, nquad4 = 4)
59 
60  data t3vs1 / 1000., 2000., 3000., 4000.,
61  & 5000., 6000., 7000., 8000. /
62  data q4vs1 / 10000., 20000., 30000., 4000. /
63  data t3vs2 / 1500., 2500., 3500., 4500.,
64  & 5500., 6500., 7500., 8500. /
65  data q4vs2 / 15000., 25000., 35000., 45000. /
66 C
67 C
68 C file creation
69  call mfiope(fid,fname,med_acc_creat,cret)
70  if (cret .ne. 0 ) then
71  print *,'ERROR : file creation'
72  call efexit(-1)
73  endif
74 C
75 C
76 C create mesh link
77  call mlnliw(fid,mname,lfname,cret)
78  if (cret .ne. 0 ) then
79  print *,'ERROR : create mesh link ...'
80  call efexit(-1)
81  endif
82 C
83 C
84 C field creation : temperature field : 1 component in celsius degree
85 C the mesh is the 2D unstructured mesh of
86 C UsecaseMEDmesh_1.f use case. Computation step unit in 'ms'
87  call mfdcre(fid,finame,med_float64,ncompo,cpname,cpunit,dtunit,
88  & mname,cret)
89  if (cret .ne. 0 ) then
90  print *,'ERROR : create field ...'
91  call efexit(-1)
92  endif
93 C
94 C
95 C two computation steps :
96 C - first on meshname MED_NO_DT,MED_NO_IT mesh computation step
97 C - second on meshname 1,3 mesh computation step
98 C write values at cell centers : 8 MED_TRIA3 and 4 MED_QUAD4
99 C
100 C
101 C STEP 1 : dt1 = 5.5, it = 1
102 C
103 C
104 C MED_TRIA3
105  dt = 5.5d0
106  ndt = 1
107  nit = 1
108  call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_tria3,
109  & med_full_interlace,med_all_constituent,
110  & ntria3,t3vs1,cret)
111  if (cret .ne. 0 ) then
112  print *,'ERROR : write field values on MED_TRIA3'
113  call efexit(-1)
114  endif
115 C
116 C
117 C MED_QUAD4
118  call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_quad4,
119  & med_full_interlace,med_all_constituent,
120  & nquad4,q4vs1,cret)
121  if (cret .ne. 0 ) then
122  print *,'ERROR : write field values on MED_TRIA3'
123  call efexit(-1)
124  endif
125 C
126 C
127 C STEP 2 : dt2 = 8.9, it = 1
128 C
129 C MED_TRIA3
130  dt = 8.9d0
131  ndt = 2
132  nit = 1
133  call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_tria3,
134  & med_full_interlace,med_all_constituent,
135  & ntria3,t3vs2,cret)
136  if (cret .ne. 0 ) then
137  print *,'ERROR : write field values on MED_TRIA3'
138  call efexit(-1)
139  endif
140 C
141 C
142 C MED_QUAD4
143  call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_quad4,
144  & med_full_interlace,med_all_constituent,
145  & nquad4,q4vs2,cret)
146  if (cret .ne. 0 ) then
147  print *,'ERROR : write field values on MED_TRIA3'
148  call efexit(-1)
149  endif
150 C
151 C
152 C Write associated mesh computation step
153  mnumdt = 1
154  mnumit = 3
155  call mfdcmw(fid,finame,ndt,nit,mnumdt,mnumit,cret)
156  if (cret .ne. 0 ) then
157  print *,'ERROR : write field mesh computation step error '
158  call efexit(-1)
159  endif
160 C
161 C
162 C close file
163  call mficlo(fid,cret)
164  if (cret .ne. 0 ) then
165  print *,'ERROR : close file'
166  call efexit(-1)
167  endif
168 C
169 C
170 C
171  end
172 C
subroutine mfiope(fid, name, access, cret)
Definition: medfile.f:42
subroutine mficlo(fid, cret)
Definition: medfile.f:82
subroutine mfdcmw(fid, fname, numdt, numit, mnumdt, mnumit, cret)
Definition: medfield.f:333
subroutine mfdrvw(fid, fname, numdt, numit, dt, etype, gtype, swm, cs, n, val, cret)
Definition: medfield.f:42
double med_float64
Definition: med.h:332
program usescase_medfield_4
subroutine mfdcre(fid, fname, ftype, ncomp, cname, cunit, dtunit, mname, cret)
Definition: medfield.f:22