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UsesCase_MEDmesh_8.f90
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1 !* This file is part of MED.
2 !*
3 !* COPYRIGHT (C) 1999 - 2019 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 !* Use case 8 : read a 2D unstructured mesh with nodes coordinates modifications
20 !* (generic approach)
21 !*
22
23 program usescase_medmesh_8
24
25 implicit none
26 include 'med.hf90'
27
28 integer cret
29 integer*8 fid
30
31 ! mesh number
32 integer nmesh
33 ! mesh name
34 character(MED_NAME_SIZE) :: mname = ""
35 ! mesh description
36 character(MED_COMMENT_SIZE) :: mdesc = ""
37 ! mesh dimension, space dimension
38 integer mdim, sdim
39 ! mesh sorting type
40 integer stype
41 integer nstep
42 ! mesh type, axis type
43 integer mtype, atype
44 ! axis name, axis unit
45 character(MED_SNAME_SIZE), dimension(:), allocatable :: aname
46 character(MED_SNAME_SIZE), dimension(:), allocatable :: aunit
47 character(MED_SNAME_SIZE) :: dtunit = ""
48 ! coordinates
49 real*8, dimension(:), allocatable :: coords
50 integer ngeo
51 integer nnodes
52 ! connectivity
53 integer , dimension(:), allocatable :: conity
54
55 ! coordinate changement, geometry transformation
56 integer coocha, geotra
57
58 integer i, it, j
59
60 ! profil size
61 integer profsz
62 ! profil name
63 character(MED_NAME_SIZE) :: profna = ""
64
65 integer numdt, numit
66 real*8 dt
67
68 ! geometry type
69 integer geotyp
70 integer, dimension(MED_N_CELL_FIXED_GEO) :: geotps
71
72 ! print *, "MED_N_CELL_FIXED_GEO :", MED_N_CELL_FIXED_GEO
73 ! print *, "MED_GET_CELL_GEOMETRY_TYPE :", MED_GET_CELL_GEOMETRY_TYPE
74
75 geotps = med_get_cell_geometry_type
76 ! do it=1, MED_N_CELL_FIXED_GEO
77 ! print *, it, " : ", MED_GET_CELL_GEOMETRY_TYPE(it)
78 ! geotps(it) = MED_GET_CELL_GEOMETRY_TYPE(it)
79 ! print *, "geotps(",it,") =",geotps(it)
80 !end do
81
82 ! open MED file with READ ONLY access mode
83 call mfiope(fid, "UsesCase_MEDmesh_6.med", med_acc_rdonly, cret)
84 if (cret .ne. 0 ) then
85 print *, "ERROR : open file"
86 call efexit(-1)
87 endif
88
89 ! read how many mesh in the file
90 call mmhnmh(fid, nmesh, cret)
91 if (cret .ne. 0 ) then
92 print *, "ERROR : read how many mesh"
93 call efexit(-1)
94 endif
95
96 print *, "nmesh :", nmesh
97
98 do i=1, nmesh
99
100 ! read computation space dimension
101 call mmhnax(fid, i, sdim, cret)
102 if (cret .ne. 0 ) then
103 print *, "ERROR : read computation space dimension"
104 call efexit(-1)
105 endif
106
107 ! memory allocation
108 allocate ( aname(sdim), aunit(sdim) ,stat=cret )
109 if (cret > 0) then
110 print *, "ERROR : memory allocation"
111 call efexit(-1)
112 endif
113
114 ! read mesh informations
115 call mmhmii(fid, i, mname, sdim, mdim, mtype, mdesc, dtunit, stype, nstep, &
116 atype, aname, aunit, cret)
117 if (cret .ne. 0 ) then
118 print *, "ERROR : read mesh informations"
119 call efexit(-1)
120 endif
121 print *,"mesh name =", mname
122 print *,"space dim =", sdim
123 print *,"mesh dim =", mdim
124 print *,"mesh type =", mtype
125 print *,"mesh description =", mdesc
126 print *,"dt unit = ", dtunit
127 print *,"sorting type =", stype
128 print *,"number of computing step =", nstep
129 print *,"coordinates axis type =", atype
130 print *,"coordinates axis name =", aname
131 print *,"coordinates axis units =", aunit
132 deallocate(aname, aunit)
133
134 ! read how many nodes in the mesh **
135 call mmhnme(fid, mname, med_no_dt, med_no_it, med_node, med_no_geotype, &
136 med_coordinate, med_no_cmode, coocha, geotra, nnodes, cret)
137 if (cret .ne. 0 ) then
138 print *, "ERROR : read how many nodes in the mesh"
139 call efexit(-1)
140 endif
141 print *, "number of nodes in the mesh =", nnodes
142
143 ! read mesh nodes coordinates
144 allocate (coords(nnodes*sdim),stat=cret)
145 if (cret > 0) then
146 print *,"ERROR : memory allocation"
147 call efexit(-1)
148 endif
149
150 call mmhcor(fid, mname, med_no_dt, med_no_it, med_full_interlace, coords, cret)
151 if (cret .ne. 0 ) then
152 print *,"ERROR : nodes coordinates"
153 call efexit(-1)
154 endif
155 print *,"Nodes coordinates =", coords
156 deallocate(coords)
157
158 ! read all MED geometry cell types
159 do it=1, med_n_cell_fixed_geo
160
161 geotyp = geotps(it)
162
163 print *, "geotps(it) :", geotps(it)
164
165 call mmhnme(fid, mname, med_no_dt, med_no_it, med_cell, geotyp, &
166 med_connectivity, med_nodal, coocha, &
167 geotra, ngeo, cret)
168 if (cret .ne. 0 ) then
169 print *,"ERROR : number of cells"
170 call efexit(-1)
171 endif
172 print *,"Number of cells =", ngeo
173
174 ! print *, "mod(ngeo, 100) : ", mod(geotyp,100)
175
176 if (ngeo .ne. 0) then
177 allocate (conity(ngeo*mod(geotyp,100)), stat=cret)
178 if (cret > 0) then
179 print *,"ERROR : memory allocation"
180 call efexit(-1)
181 endif
182
183 call mmhcyr(fid, mname, med_no_dt, med_no_it, med_cell, &
184 geotyp, med_nodal, med_full_interlace, &
185 conity, cret)
186 if (cret > 0) then
187 print *,"ERROR : cellconnectivity", conity
188 call efexit(-1)
189 endif
190 deallocate(conity)
191
192 endif !ngeo .ne. 0
193 end do ! read all MED geometry cell types
194
195 ! read nodes coordinates changements step by step
196 do it=1, nstep-1
197
198 call mmhcsi(fid, mname, it+1, numdt, numit, dt, cret)
199 if (cret .ne. 0 ) then
200 print *,"ERROR : computing step info"
201 call efexit(-1)
202 endif
203 print *,"numdt =", numdt
204 print *,"numit =", numit
205 print *,"dt =", dt
206
207 ! test for nodes coordinates change
208 call mmhnep(fid, mname, numdt, numit, med_node, med_no_geotype, &
209 med_coordinate, med_no_cmode, med_global_stmode, &
210 profna, profsz, coocha, geotra, nnodes, cret)
211 if (cret .ne. 0 ) then
212 print *,"ERROR : nodes coordinates"
213 call efexit(-1)
214 endif
215 print *, "profna =", profna
216 print *, "coocha =", coocha
217 print *, "geotra =", geotra
218
219 ! if only coordinates have changed, then read the new coordinates
220 ! to verify if there is a matrix transformation => UsesCase_MEDmesh12
221 if (coocha == 1 .and. geotra == 1) then
222
223 allocate (coords(nnodes*2),stat=cret)
224 if (cret > 0) then
225 print *,"ERROR : memory allocation"
226 call efexit(-1)
227 endif
228
229 call mmhcpr(fid, mname, numdt, numit,med_global_stmode,profna, &
230 med_full_interlace,med_all_constituent, coords, cret)
231 if (cret .ne. 0 ) then
232 print *,"ERROR : nodes coordinates"
233 call efexit(-1)
234 endif
235 print *,"Nodes coordinates =", coords
236 deallocate(coords)
237
238 end if ! coocha == 1
239
240 end do ! it=1, nstep-1
241
242 end do ! i=0, nmesh-1
243
244 ! close file
245 call mficlo(fid,cret)
246 if (cret .ne. 0 ) then
247 print *,"ERROR : close file"
248 call efexit(-1)
249 endif
250
251 end program usescase_medmesh_8
252
253
mmhcor
subroutine mmhcor(fid, name, numdt, numit, swm, coo, cret)
Definition: medmesh.f:320
mmhnmh
subroutine mmhnmh(fid, n, cret)
Definition: medmesh.f:41
mmhcpr
subroutine mmhcpr(fid, name, numdt, numit, stm, pname, swm, dim, coo, cret)
Definition: medmesh.f:362
mmhnax
subroutine mmhnax(fid, it, naxis, cret)
Definition: medmesh.f:64
mmhcsi
subroutine mmhcsi(fid, name, csit, numdt, numit, dt, cret)
Definition: medmesh.f:1038
mmhnme
subroutine mmhnme(fid, name, numdt, numit, entype, geotype, datype, cmode, chgt, tsf, n, cret)
Definition: medmesh.f:551
mmhmii
subroutine mmhmii(fid, it, name, sdim, mdim, mtype, desc, dtunit, stype, nstep, atype, aname, aunit, cret)
Definition: medmesh.f:110
mmhcyr
subroutine mmhcyr(fid, name, numdt, numit, entype, geotype, cmode, swm, con, cret)
Definition: medmesh.f:600
mfiope
subroutine mfiope(fid, name, access, cret)
Definition: medfile.f:42
mmhnep
subroutine mmhnep(fid, name, numdt, numit, entype, geotype, datype, cmode, stmode, pname, psize, chgt, tsf, n, cret)
Definition: medmesh.f:670
usescase_medmesh_8
program usescase_medmesh_8
Definition: UsesCase_MEDmesh_8.f90:23
mficlo
subroutine mficlo(fid, cret)
Definition: medfile.f:82