usecases/f/UsesCase_MEDmesh_1.f
C* This file is part of MED.
C*
C* COPYRIGHT (C) 1999 - 2020 EDF R&D, CEA/DEN
C* MED is free software: you can redistribute it and/or modify
C* it under the terms of the GNU Lesser General Public License as published by
C* the Free Software Foundation, either version 3 of the License, or
C* (at your option) any later version.
C*
C* MED is distributed in the hope that it will be useful,
C* but WITHOUT ANY WARRANTY; without even the implied warranty of
C* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
C* GNU Lesser General Public License for more details.
C*
C* You should have received a copy of the GNU Lesser General Public License
C* along with MED. If not, see <http://www.gnu.org/licenses/>.
C*
C******************************************************************************
C * How to create an unstructured mesh
C * Use case 1 : a 2D unstructured mesh with 15 nodes,
C * 8 triangular cells, 4 quadrangular cells
C *
C *****************************************************************************
program usescase_medmesh_1
C
implicit none
include 'med.hf77'
C
C
C
integer cret
integer*8 fid
integer sdim, mdim, stype, mtype, atype, nnode
integer ntria, nquad
integer fnum, ngro
character*200 cmt1,mdesc
character*64 fname
character*64 mname
character*16 nomcoo(2)
character*16 unicoo(2)
character*16 dtunit
real*8 dt
parameter(fname = "UsesCase_MEDmesh_1.med")
parameter(mdesc = "A 2D unstructured mesh")
parameter(cmt1 = "A 2D unstructured mesh : 15 nodes, 12 cells")
parameter(mname = "2D unstructured mesh")
parameter(sdim = 2, mdim = 2, nnode=15)
parameter(stype=med_sort_dtit, mtype=med_unstructured_mesh)
parameter(atype=med_cartesian)
parameter(dt=0.0d0)
parameter(ntria = 8, nquad = 4)
parameter(fnum = 0, ngro = 0)
data dtunit /" "/
data nomcoo /"x" ,"y" /
data unicoo /"cm","cm"/
real*8 coo(30)
data coo /2.,1.,7.,1.,12.,1.,17.,1.,22.,1.,
& 2.,6., 7.,6., 12.,6., 17.,6., 22.,6.,
& 2.,11., 7.,11., 12.,11., 17.,11., 22.,11./
integer tricon(24)
data tricon /1,7,6, 2,7,1, 3,7,2, 8,7,3,
& 13,7,8, 12,7,13, 11,7,12, 6,7,11/
integer quacon(16)
data quacon /3,4,9,8, 4,5,10,9,
& 15,14,9,10, 13,8,9,14 /
C
C
C file creation
call mfiope(fid,fname,med_acc_creat,cret)
if (cret .ne. 0 ) then
print *,'ERROR : file creation'
call efexit(-1)
endif
C
C
C write a comment in the file
call mficow(fid,cmt1,cret)
if (cret .ne. 0 ) then
print *,'ERROR : write file description'
call efexit(-1)
endif
C
C
C mesh creation
call mmhcre(fid, mname, sdim, mdim, mtype,mdesc,
& dtunit, stype, atype, nomcoo, unicoo, cret)
if (cret .ne. 0 ) then
print *,'ERROR : mesh creation'
call efexit(-1)
endif
C
C
C write nodes coordinates
call mmhcow(fid,mname,med_no_dt,med_no_it,dt,
& med_full_interlace,nnode,coo,cret)
if (cret .ne. 0 ) then
print *,'ERROR : write nodes coordinates description'
call efexit(-1)
endif
C
C
C cells connectiviy is defined in nodal mode with
C no iteration and computation step
call mmhcyw(fid,mname,med_no_dt,med_no_it,dt,med_cell,
& med_tria3,med_nodal,med_full_interlace,
& ntria,tricon,cret)
print *,cret
if (cret .ne. 0 ) then
print *,'ERROR : triangular cells connectivity'
call efexit(-1)
endif
C
call mmhcyw(fid,mname,med_no_dt,med_no_it,dt,med_cell,
& med_quad4,med_nodal,med_full_interlace,
& nquad,quacon,cret)
print *,cret
if (cret .ne. 0 ) then
print *,'ERROR : quadrangular cells connectivity'
call efexit(-1)
endif
C
C
C create family 0 : by default, all mesh entities family number is 0
call mfacre(fid,mname,med_no_name,fnum,ngro,med_no_group,cret)
print *,cret
if (cret .ne. 0 ) then
print *,'ERROR : family 0 creation'
call efexit(-1)
endif
C
C
C close file
call mficlo(fid,cret)
if (cret .ne. 0 ) then
print *,'ERROR : close file'
call efexit(-1)
endif
C
C
C
end
C
usescase_medmesh_1
program usescase_medmesh_1
Definition UsesCase_MEDmesh_1.f:24
mfacre
subroutine mfacre(fid, name, fname, fnum, ngro, gname, cret)
Definition medfamily.f:19
mfiope
subroutine mfiope(fid, name, access, cret)
Definition medfile.f:42
mficow
subroutine mficow(fid, cmt, cret)
Definition medfile.f:99
mficlo
subroutine mficlo(fid, cret)
Definition medfile.f:82
mmhcre
subroutine mmhcre(fid, name, sdim, mdim, mtype, desc, dtunit, stype, atype, aname, aunit, cret)
Definition medmesh.f:20
mmhcyw
subroutine mmhcyw(fid, name, numdt, numit, dt, entype, geotype, cmode, swm, n, con, cret)
Definition medmesh.f:578
mmhcow
subroutine mmhcow(fid, name, numdt, numit, dt, swm, n, coo, cret)
Definition medmesh.f:299