MED fichier: usecases/f/UsesCase_MEDmesh_1.f

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usecases/f/UsesCase_MEDmesh_1.f
1 C* This file is part of MED.
2 C*
3 C* COPYRIGHT (C) 1999 - 2017 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 * How to create an unstructured mesh
20 C * Use case 1 : a 2D unstructured mesh with 15 nodes,
21 C * 8 triangular cells, 4 quadrangular cells
22 C *
23 C *****************************************************************************
24 program usescase_medmesh_1
25 C
26 implicit none
27 include 'med.hf77'
28 C
29 C
30 C
31 integer cret
32 integer fid
33 integer sdim, mdim, stype, mtype, atype, nnode
34 integer ntria, nquad
35 integer fnum, ngro
36 character*200 cmt1,mdesc
37 character*64 fname
38 character*64 mname
39 character*16 nomcoo(2)
40 character*16 unicoo(2)
41 character*16 dtunit
42 real*8 dt
43 parameter(fname = "UsesCase_MEDmesh_1.med")
44 parameter(mdesc = "A 2D unstructured mesh")
45 parameter(cmt1 = "A 2D unstructured mesh : 15 nodes, 12 cells")
46 parameter(mname = "2D unstructured mesh")
47 parameter(sdim = 2, mdim = 2, nnode=15)
48 parameter(stype=med_sort_dtit, mtype=med_unstructured_mesh)
49 parameter(atype=med_cartesian)
50 parameter(dt=0.0d0)
51 parameter(ntria = 8, nquad = 4)
52 parameter(fnum = 0, ngro = 0)
53 data dtunit /" "/
54 data nomcoo /"x" ,"y" /
55 data unicoo /"cm","cm"/
56 real*8 coo(30)
57 data coo /2.,1.,7.,1.,12.,1.,17.,1.,22.,1.,
58 & 2.,6., 7.,6., 12.,6., 17.,6., 22.,6.,
59 & 2.,11., 7.,11., 12.,11., 17.,11., 22.,11./
60 integer tricon(24)
61 data tricon /1,7,6, 2,7,1, 3,7,2, 8,7,3,
62 & 13,7,8, 12,7,13, 11,7,12, 6,7,11/
63 integer quacon(16)
64 data quacon /3,4,9,8, 4,5,10,9,
65 & 15,14,9,10, 13,8,9,14 /
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 write a comment in the file
77 call mficow(fid,cmt1,cret)
78 if (cret .ne. 0 ) then
79 print *,'ERROR : write file description'
80 call efexit(-1)
81 endif
82 C
83 C
84 C mesh creation
85 call mmhcre(fid, mname, sdim, mdim, mtype,mdesc,
86 & dtunit, stype, atype, nomcoo, unicoo, cret)
87 if (cret .ne. 0 ) then
88 print *,'ERROR : mesh creation'
89 call efexit(-1)
90 endif
91 C
92 C
93 C write nodes coordinates
94 call mmhcow(fid,mname,med_no_dt,med_no_it,dt,
95 & med_full_interlace,nnode,coo,cret)
96 if (cret .ne. 0 ) then
97 print *,'ERROR : write nodes coordinates description'
98 call efexit(-1)
99 endif
100 C
101 C
102 C cells connectiviy is defined in nodal mode with
103 C no iteration and computation step
104 call mmhcyw(fid,mname,med_no_dt,med_no_it,dt,med_cell,
105 & med_tria3,med_nodal,med_full_interlace,
106 & ntria,tricon,cret)
107 print *,cret
108 if (cret .ne. 0 ) then
109 print *,'ERROR : triangular cells connectivity'
110 call efexit(-1)
111 endif
112 C
113 call mmhcyw(fid,mname,med_no_dt,med_no_it,dt,med_cell,
114 & med_quad4,med_nodal,med_full_interlace,
115 & nquad,quacon,cret)
116 print *,cret
117 if (cret .ne. 0 ) then
118 print *,'ERROR : quadrangular cells connectivity'
119 call efexit(-1)
120 endif
121 C
122 C
123 C create family 0 : by default, all mesh entities family number is 0
124 call mfacre(fid,mname,med_no_name,fnum,ngro,med_no_group,cret)
125 print *,cret
126 if (cret .ne. 0 ) then
127 print *,'ERROR : family 0 creation'
128 call efexit(-1)
129 endif
130 C
131 C
132 C close file
133 call mficlo(fid,cret)
134 if (cret .ne. 0 ) then
135 print *,'ERROR : close file'
136 call efexit(-1)
137 endif
138 C
139 C
140 C
141 end
142 C