MED fichier
usecases/f/UsesCase_MEDmesh_1.f
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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