MED fichier
usecases/f/UsesCase_MEDfield_4.f
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2 C*
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16 C*
17 
18 C******************************************************************************
19 C *
20 C * Field use case 4 : write a field with computing steps
21 C *
22 C *****************************************************************************
23  program usescase_medfield_4
24 C
25  implicit none
26  include 'med.hf77'
27 C
28 C
29  integer cret
30  integer fid
31 C component number, node number
32  integer ncompo
33 C triangular elements number, quadrangular elements number
34  integer ntria3, nquad4
35 C med file name, link file name
36  character*64 fname, lfname
37 C mesh name, field name, component name, commponent unit
38  character*64 mname, finame, cpname, cpunit
39  character*16 dtunit
40  real*8 dt
41  integer ndt, nit
42 C mesh num dt, mesh num it
43  integer mnumdt, mnumit
44 C
45  real*8 t3vs1(8)
46  real*8 t3vs2(8)
47  real*8 q4vs1(4)
48  real*8 q4vs2(4)
49 C
50  parameter(fname = "UsesCase_MEDfield_4.med")
51  parameter(lfname = "./UsesCase_MEDmesh_1.med")
52  parameter(mname = "2D unstructured mesh")
53  parameter(finame = "TEMPERATURE_FIELD")
54  parameter(cpname ="TEMPERATURE", cpunit = "C")
55  parameter(dtunit = "ms")
56  parameter(ncompo = 1 )
57  parameter(ntria3 = 8, nquad4 = 4)
58 
59  data t3vs1 / 1000., 2000., 3000., 4000.,
60  & 5000., 6000., 7000., 8000. /
61  data q4vs1 / 10000., 20000., 30000., 4000. /
62  data t3vs2 / 1500., 2500., 3500., 4500.,
63  & 5500., 6500., 7500., 8500. /
64  data q4vs2 / 15000., 25000., 35000., 45000. /
65 C
66 C
67 C file creation
68  call mfiope(fid,fname,med_acc_creat,cret)
69  if (cret .ne. 0 ) then
70  print *,'ERROR : file creation'
71  call efexit(-1)
72  endif
73 C
74 C
75 C create mesh link
76  call mlnliw(fid,mname,lfname,cret)
77  if (cret .ne. 0 ) then
78  print *,'ERROR : create mesh link ...'
79  call efexit(-1)
80  endif
81 C
82 C
83 C field creation : temperature field : 1 component in celsius degree
84 C the mesh is the 2D unstructured mesh of
85 C UsecaseMEDmesh_1.f use case. Computation step unit in 'ms'
86  call mfdcre(fid,finame,med_float64,ncompo,cpname,cpunit,dtunit,
87  & mname,cret)
88  if (cret .ne. 0 ) then
89  print *,'ERROR : create field ...'
90  call efexit(-1)
91  endif
92 C
93 C
94 C two computation steps :
95 C - first on meshname MED_NO_DT,MED_NO_IT mesh computation step
96 C - second on meshname 1,3 mesh computation step
97 C write values at cell centers : 8 MED_TRIA3 and 4 MED_QUAD4
98 C
99 C
100 C STEP 1 : dt1 = 5.5, it = 1
101 C
102 C
103 C MED_TRIA3
104  dt = 5.5d0
105  ndt = 1
106  nit = 1
107  call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_tria3,
108  & med_full_interlace,med_all_constituent,
109  & ntria3,t3vs1,cret)
110  if (cret .ne. 0 ) then
111  print *,'ERROR : write field values on MED_TRIA3'
112  call efexit(-1)
113  endif
114 C
115 C
116 C MED_QUAD4
117  call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_quad4,
118  & med_full_interlace,med_all_constituent,
119  & nquad4,q4vs1,cret)
120  if (cret .ne. 0 ) then
121  print *,'ERROR : write field values on MED_TRIA3'
122  call efexit(-1)
123  endif
124 C
125 C
126 C STEP 2 : dt2 = 8.9, it = 1
127 C
128 C MED_TRIA3
129  dt = 8.9d0
130  ndt = 2
131  nit = 1
132  call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_tria3,
133  & med_full_interlace,med_all_constituent,
134  & ntria3,t3vs2,cret)
135  if (cret .ne. 0 ) then
136  print *,'ERROR : write field values on MED_TRIA3'
137  call efexit(-1)
138  endif
139 C
140 C
141 C MED_QUAD4
142  call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_quad4,
143  & med_full_interlace,med_all_constituent,
144  & nquad4,q4vs2,cret)
145  if (cret .ne. 0 ) then
146  print *,'ERROR : write field values on MED_TRIA3'
147  call efexit(-1)
148  endif
149 C
150 C
151 C Write associated mesh computation step
152  mnumdt = 1
153  mnumit = 3
154  call mfdcmw(fid,finame,ndt,nit,mnumdt,mnumit,cret)
155  if (cret .ne. 0 ) then
156  print *,'ERROR : write field mesh computation step error '
157  call efexit(-1)
158  endif
159 C
160 C
161 C close file
162  call mficlo(fid,cret)
163  if (cret .ne. 0 ) then
164  print *,'ERROR : close file'
165  call efexit(-1)
166  endif
167 C
168 C
169 C
170  end
171 C