usecases/f/UsesCase_MEDfield_4.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 *
C * Field use case 4 : write a field with computing steps
C *
C *****************************************************************************
program usescase_medfield_4
C
implicit none
include 'med.hf77'
C
C
integer cret
integer*8 fid
C component number, node number
integer ncompo
C triangular elements number, quadrangular elements number
integer ntria3, nquad4
C med file name, link file name
character*64 fname, lfname
C mesh name, field name, component name, commponent unit
character*64 mname, finame, cpname, cpunit
character*16 dtunit
real*8 dt
integer ndt, nit
C mesh num dt, mesh num it
integer mnumdt, mnumit
C
real*8 t3vs1(8)
real*8 t3vs2(8)
real*8 q4vs1(4)
real*8 q4vs2(4)
C
parameter(fname = "UsesCase_MEDfield_4.med")
parameter(lfname = "./UsesCase_MEDmesh_1.med")
parameter(mname = "2D unstructured mesh")
parameter(finame = "TEMPERATURE_FIELD")
parameter(cpname ="TEMPERATURE", cpunit = "C")
parameter(dtunit = "ms")
parameter(ncompo = 1 )
parameter(ntria3 = 8, nquad4 = 4)
data t3vs1 / 1000., 2000., 3000., 4000.,
& 5000., 6000., 7000., 8000. /
data q4vs1 / 10000., 20000., 30000., 4000. /
data t3vs2 / 1500., 2500., 3500., 4500.,
& 5500., 6500., 7500., 8500. /
data q4vs2 / 15000., 25000., 35000., 45000. /
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 create mesh link
call mlnliw(fid,mname,lfname,cret)
if (cret .ne. 0 ) then
print *,'ERROR : create mesh link ...'
call efexit(-1)
endif
C
C
C field creation : temperature field : 1 component in celsius degree
C the mesh is the 2D unstructured mesh of
C UsecaseMEDmesh_1.f use case. Computation step unit in 'ms'
call mfdcre(fid,finame,med_float64,ncompo,cpname,cpunit,dtunit,
& mname,cret)
if (cret .ne. 0 ) then
print *,'ERROR : create field ...'
call efexit(-1)
endif
C
C
C two computation steps :
C - first on meshname MED_NO_DT,MED_NO_IT mesh computation step
C - second on meshname 1,3 mesh computation step
C write values at cell centers : 8 MED_TRIA3 and 4 MED_QUAD4
C
C
C STEP 1 : dt1 = 5.5, it = 1
C
C
C MED_TRIA3
dt = 5.5d0
ndt = 1
nit = 1
call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_tria3,
& med_full_interlace,med_all_constituent,
& ntria3,t3vs1,cret)
if (cret .ne. 0 ) then
print *,'ERROR : write field values on MED_TRIA3'
call efexit(-1)
endif
C
C
C MED_QUAD4
call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_quad4,
& med_full_interlace,med_all_constituent,
& nquad4,q4vs1,cret)
if (cret .ne. 0 ) then
print *,'ERROR : write field values on MED_TRIA3'
call efexit(-1)
endif
C
C
C STEP 2 : dt2 = 8.9, it = 1
C
C MED_TRIA3
dt = 8.9d0
ndt = 2
nit = 1
call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_tria3,
& med_full_interlace,med_all_constituent,
& ntria3,t3vs2,cret)
if (cret .ne. 0 ) then
print *,'ERROR : write field values on MED_TRIA3'
call efexit(-1)
endif
C
C
C MED_QUAD4
call mfdrvw(fid,finame,ndt,nit,dt,med_cell,med_quad4,
& med_full_interlace,med_all_constituent,
& nquad4,q4vs2,cret)
if (cret .ne. 0 ) then
print *,'ERROR : write field values on MED_TRIA3'
call efexit(-1)
endif
C
C
C Write associated mesh computation step
mnumdt = 1
mnumit = 3
call mfdcmw(fid,finame,ndt,nit,mnumdt,mnumit,cret)
if (cret .ne. 0 ) then
print *,'ERROR : write field mesh computation step error '
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_medfield_4
program usescase_medfield_4
Definition UsesCase_MEDfield_4.f:23
med_float64
double med_float64
Definition build.python3.12/include/med.h:328
mfdrvw
subroutine mfdrvw(fid, fname, numdt, numit, dt, etype, gtype, swm, cs, n, val, cret)
Definition medfield.f:42
mfdcre
subroutine mfdcre(fid, fname, ftype, ncomp, cname, cunit, dtunit, mname, cret)
Definition medfield.f:22
mfdcmw
subroutine mfdcmw(fid, fname, numdt, numit, mnumdt, mnumit, cret)
Definition medfield.f:333
mfiope
subroutine mfiope(fid, name, access, cret)
Definition medfile.f:42
mficlo
subroutine mficlo(fid, cret)
Definition medfile.f:82
mlnliw
subroutine mlnliw(fid, mname, lname, cret)
Definition medlink.f:21