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mod_restart.F90
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module mod_restart
use mod_xc ! HYCOM communication interface
use mod_za ! HYCOM I/O interface
implicit none
!
! --- module for restart and related routines
!
private !! default is private
public :: restart_in, restart_out, restart_zero
!
contains
!
!
subroutine restart_in(nstep0, dtime0, flnmra,flnmrb, restart_cpl)
use mod_cb_arrays ! HYCOM saved arrays
use mod_tides ! HYCOM tides
implicit none
!
integer nstep0
real*8 dtime0
character*(*) flnmra,flnmrb
logical, intent(in) :: restart_cpl ! coupled case
!
! read in a restart file.
! flnmra is the ".a" file, and flnmrb is the ".b" file.
!
logical lmyin,ltidin,ltidinh,lstream,lold
integer i,ios,j,k,kskip,ktr
character cline*80
!
# include "stmt_fns.h"
!
call zaiopf(flnmra,'old', 11)
if (mnproc.eq.1) then ! .b file from 1st tile only
open (unit=uoff+11,file=flnmrb, &
status='old',action='read',form='formatted')
endif
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif
if (mnproc.eq.1) then
write(lp,'(a)') trim(cline)
endif !1st tile
if (cline(1:9).eq.'RESTART: ') then
lold = .true. !original, larger, restart file
elseif (cline(1:9).eq.'RESTART2:') then
lold = .false.
else
if (mnproc.eq.1) then
write(lp,'(/ a /)') 'error in hycom - unknown restart type'
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif
if (mnproc.eq.1) then
write(lp,'(a)') trim(cline)
call flush(lp)
endif !1st tile
i = index(cline,'=')
read(cline(i+1:),*) nstep0,dtime0
!
call restart_in3d(u, 2*kdm, iu, 'u ')
call restart_in3d(v, 2*kdm, iv, 'v ')
call restart_in3d(dp, 2*kdm, ip, 'dp ')
call restart_in3d(temp, 2*kdm, ip, 'temp ')
call restart_in3d(saln, 2*kdm, ip, 'saln ')
if (lold) then
call restart_in3d(th3d, 2*kdm, ip, 'th3d ')
else
do k= 1,kdm
do j= 1,jj
do i= 1,ii
if (ip(i,j).eq.1) then
th3d(i,j,k,1)=sig(temp(i,j,k,1),saln(i,j,k,1))-thbase
th3d(i,j,k,2)=sig(temp(i,j,k,2),saln(i,j,k,2))-thbase
else
th3d(i,j,k,1) = 0.0
th3d(i,j,k,2) = 0.0
endif
enddo !i
enddo !j
enddo !k
endif
!
! do we have MY2.5 arrays in the restart file?
!
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif
if (lold) then
kskip = 12*kdm + 2
else
kskip = 10*kdm + 2
endif
call restart_inrw(kskip)
!
lmyin = cline(1:8).eq.'q2 '
!
if (lmyin) then
!
! MY2.5 in restart file.
!
if (mxlmy) then
call restart_in3d(q2 ,2*kdm+4, ip, 'q2 ')
call restart_in3d(q2l ,2*kdm+4, ip, 'q2l ')
call restart_in3d(vctymy, kdm+2, ip, 'vctymy ')
call restart_in3d(difqmy, kdm+2, ip, 'difqmy ')
call restart_in3d(diftmy, kdm+2, ip, 'diftmy ')
else
if (mnproc.eq.1) then
write(lp,'(a)') 'RESTART: skipping MY2.5 input fields'
call flush(lp)
endif !1st tile
kskip = 7*kdm+14
do k= 1,kskip
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif
! if (mnproc.eq.1) then
! write(lp,'(a)') cline
! endif !1st tile
call zaiosk(11)
enddo !k
endif !mxlmy:else
!
! do we have DETIDE arrays in the restart file?
!
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif
if (lold) then
kskip = 12*kdm + 2 + 7*kdm+14
else
kskip = 10*kdm + 2 + 7*kdm+14
endif
call restart_inrw(kskip)
elseif (mxlmy) then
if (mnproc.eq.1) then
write(lp,'(a)') 'RESTART: no MY2.5 fields input'
call flush(lp)
endif !1st tile
endif !lmyin:mxlmy
!
! do we have DETIDE arrays in the restart file?
!
ltidinh = cline(1:8).eq.'hhrly '
!
if (ltidinh) then
!
! h-DETIDE in restart file.
!
mhrly = 49 !hntide will be initialised in tides_dehtide
call restart_inrw(kskip)
!
if (tidnud.eq.2) then
if (.not.allocated(hhrly)) then
allocate( hhrly(1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy,49), &
hntide(1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy) )
call mem_stat_add( 50*(idm+2*nbdy)*(jdm+2*nbdy) )
else
if (mnproc.eq.1) then
write(lp,'(/ a /)') &
'error - hhrly already allocated'
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif !allocated:else
call restart_in3d(hhrly,mhrly, ip, 'hhrly ')
call xctilr( hhrly, 1,49, nbdy,nbdy, halo_ps)
call tides_dehtide(1, .false.) !recalculate hntide
else
if (mnproc.eq.1) then
write(lp,'(a)') 'RESTART: skipping h-DETIDE input fields'
call flush(lp)
endif !1st tile
do k= 1,mhrly
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif
! if (mnproc.eq.1) then
! write(lp,'(a)') cline
! endif !1st tile
call zaiosk(11)
enddo !k
endif !tidnud:else
call zagetc(cline,ios, uoff+11)
kskip = kskip + mhrly
elseif (tidnud.eq.2) then
! --- hhrly & hntide will be allocated/initialized in tides_set
if (mnproc.eq.1) then
write(lp,'(a)') 'RESTART: no h-DETIDE fields input'
call flush(lp)
endif !1st tile
endif !ltidinh:tidnud
!
ltidin = cline(1:8).eq.'uhrly '
lstream = cline(1:8).eq.'uvf '
!
if (ltidin) then
!
! DETIDE in restart file.
! 25 or 49 hrs present?
!
call restart_inrw(kskip+25)
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif
if (cline(1:8).eq.'uhrly ') then !49 hrs
nhrly = 49 ![uv]ntide will be initialised in tides_set (tides_detide)
else
nhrly = 25 ![uv]ntide will be initialised in tides_set (tides_detide)
endif
call restart_inrw(kskip)
!
if (nhrly.eq.49 .and. tidflg.gt.0 .and. tidstr.eq.0) then
if (.not.allocated(uhrly)) then
allocate( uhrly(1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy,49), &
vhrly(1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy,49), &
untide(1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy), &
vntide(1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy) )
call mem_stat_add( 2*(idm+2*nbdy)*(jdm+2*nbdy)*50 )
else
if (mnproc.eq.1) then
write(lp,'(/ a /)') &
'error - uhrly already allocated'
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif !allocated:else
call restart_in3d(uhrly,nhrly, iu, 'uhrly ')
call restart_in3d(vhrly,nhrly, iv, 'vhrly ')
call xctilr( uhrly, 1,49, nbdy,nbdy, halo_uv)
call xctilr( vhrly, 1,49, nbdy,nbdy, halo_vv)
call tides_detide(1, .false.) !recalculate untide,vntide
else
if (mnproc.eq.1) then
write(lp,'(a)') 'RESTART: skipping DETIDE input fields'
call flush(lp)
endif !1st tile
do k= 1,2*nhrly
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif
! if (mnproc.eq.1) then
! write(lp,'(a)') cline
! endif !1st tile
call zaiosk(11)
enddo !k
endif !tidflg:else
elseif (tidflg.gt.0) then
! --- [uv]hrly & [uv]ntide will be allocated/initialized in tides_set
if (mnproc.eq.1) then
write(lp,'(a)') 'RESTART: no DETIDE fields input'
call flush(lp)
endif !1st tile
endif !ltidin:tidflg
!
if (lstream) then
!
! Streaming filter in restart file
!
call restart_inrw(kskip)
!
if (tidflg.gt.0 .and.tidstr.eq.1) then
if (.not.allocated(uvf)) then
allocate( uvf(1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy,4), &
usf(1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy,4), &
vvf(1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy,4), &
vsf(1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy,4) )
call mem_stat_add( 16*(idm+2*nbdy)*(jdm+2*nbdy) )
else
if (mnproc.eq.1) then
write(lp,'(/ a /)') &
'error - streaming filter already allocated'
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif !allocated:else
call restart_in3d(uvf,4, iu, 'uvf ')
call restart_in3d(usf,4, iu, 'usf ')
call restart_in3d(vvf,4, iv, 'vvf ')
call restart_in3d(vsf,4, iv, 'vsf ')
call xctilr( uvf, 1,4, nbdy,nbdy, halo_uv)
call xctilr( usf, 1,4, nbdy,nbdy, halo_uv)
call xctilr( vvf, 1,4, nbdy,nbdy, halo_vv)
call xctilr( vsf, 1,4, nbdy,nbdy, halo_vv)
else
if (mnproc.eq.1) then
write(lp,'(a)') 'RESTART: skipping FILTER input fields'
call flush(lp)
endif !1st tile
do k= 1,8
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif
! if (mnproc.eq.1) then
! write(lp,'(a)') cline
! endif !1st tile
call zaiosk(11)
enddo !k
endif !tidflg:else
elseif (tidflg.gt.0) then
! --- FILTER will be allocated/initialized in tides_set
if (mnproc.eq.1) then
write(lp,'(a)') 'RESTART: no FILTER fields input'
call flush(lp)
endif !1st tile
endif !lstream:tidflg
!
call restart_in3d(ubavg, 3, iu, 'ubavg ')
call restart_in3d(vbavg, 3, iv, 'vbavg ')
call restart_in3d(pbavg, 3, ip, 'pbavg ')
call restart_in3d(pbot, 1, ip, 'pbot ')
call restart_in3d(psikk,kapnum, ip, 'psikk ') !kapnum 1 or 2
call restart_in3d(thkk, kapnum, ip, 'thkk ') !kapnum 1 or 2
call restart_in3d(dpmixl, 2, ip, 'dpmixl ')
!
if (sshflg.eq.2 .or. sshflg.eq.3) then
! --- montg_c makes montg1 steric SSH, assumes long term mean SSH is all steric
do j= 1,jj
do i= 1,ii
if (ip(i,j).eq.1) then
pbavg(i,j,1) = pbavg(i,j,1) - montg_c(i,j)*rhoref
pbavg(i,j,2) = pbavg(i,j,2) - montg_c(i,j)*rhoref
pbavg(i,j,3) = pbavg(i,j,3) - montg_c(i,j)*rhoref
endif ! ip
enddo !i
enddo !j
endif ! sshflg==2
!
do j= 1,jj
do i= 1,ii
if (ip(i,j).eq.1) then
oneta(i,j,1) = max( oneta0, 1.0 + pbavg(i,j,1)/pbot(i,j) )
oneta(i,j,2) = max( oneta0, 1.0 + pbavg(i,j,2)/pbot(i,j) )
else
oneta(i,j,1) = 1.0
oneta(i,j,2) = 1.0
endif !ip
enddo !i
enddo !j
vland = 1.0
call xctilr(oneta,1,2, nbdy,nbdy, halo_ps)
vland = 0.0
!
if (icegln) then
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_in)')
stop '(restart_in)'
endif
if (ios.ne.0 .or. cline(1:8).ne.'temice ') then
!
! --- assume this is an addition of ice to the simulation.
!
if (mnproc.eq.1) then
write(lp,'(/ a /)') 'adding ice to the simulation.'
call flush(lp)
endif !1st tile
!
do j= 1,jj
do i= 1,ii
temice(i,j) = temp(i,j,1,1)
covice(i,j) = 0.0
thkice(i,j) = 0.0
enddo
enddo
if (trcrin .and. cline(1:8).eq.'tracer ') then
! --- reposition file for tracer input
if (lold) then
kskip = 12*kdm+14+2*kapnum
else
kskip = 10*kdm+14+2*kapnum
endif
if (lmyin) then
kskip = kskip + 7*kdm+14
endif
if (ltidinh) then
kskip = kskip + mhrly
endif
if (ltidin) then
kskip = kskip + 2*nhrly
endif
if (lstream) then
kskip = kskip + 16
endif
call restart_inrw(kskip)
endif
else
!
! --- reposition file for ice input
!
if (lold) then
kskip = 12*kdm+14+2*kapnum
else
kskip = 10*kdm+14+2*kapnum
endif
if (lmyin) then
kskip = kskip + 7*kdm+14
endif
if (ltidinh) then
kskip = kskip + mhrly
endif
if (ltidin) then
kskip = kskip + 2*nhrly
endif
if (lstream) then
kskip = kskip + 16
endif
call restart_inrw(kskip)
!
call restart_in3d(temice,1, ip, 'temice ')
call restart_in3d(covice,1, ip, 'covice ')
call restart_in3d(thkice,1, ip, 'thkice ')
endif !new ice:read ice
else
! --- no sea ice, but still need covice
do j= 1,jj
do i= 1,ii
covice(i,j) = 0.0
enddo
enddo
endif !icegln:else
if (trcrin) then
do ktr= 1,ntracr
call restart_in3d(tracer(1-nbdy,1-nbdy,1,1,ktr), &
2*kdm, ip, 'tracer ')
enddo
endif
!
if (restart_cpl) then
call zagetc(cline,ios, uoff+11)
if (cline(1:8).eq. 'tml ') then
!!Alex average export fields
! --- reposition file for coupled input
!
if (lold) then
kskip = 12*kdm+14+2*kapnum
else
kskip = 10*kdm+14+2*kapnum
endif
if (lmyin) then
kskip = kskip + 7*kdm+14
endif
if (ltidinh) then
kskip = kskip + mhrly
endif
if (ltidin) then
kskip = kskip + 2*nhrly
endif
if (lstream) then
kskip = kskip + 16
endif
call restart_inrw(kskip)
call restart_in3d(tml,1, ip, 'tml ')
call restart_in3d(sml,1, ip, 'sml ')
call restart_in3d(uml,1, ip, 'umxl ')
call restart_in3d(vml,1, ip, 'vmxl ')
else
! --- reposition file for coupled input
!
if (lold) then
kskip = 12*kdm+14+2*kapnum
else
kskip = 10*kdm+14+2*kapnum
endif
if (lmyin) then
kskip = kskip + 7*kdm+14
endif
if (ltidinh) then
kskip = kskip + mhrly
endif
if (ltidin) then
kskip = kskip + 2*nhrly
endif
if (lstream) then
kskip = kskip + 16
endif
call restart_inrw(kskip)
endif !cline
endif ! restart_cpl = .true.
!
if (mnproc.eq.1) then ! .b file from 1st tile only
close (unit=uoff+11)
endif
call zaiocl(11)
!
do j=1-nbdy,jj+nbdy
do i=1-nbdy,ii+nbdy
srfhgt(i,j) = 0.0 !for pipe_compareall
montg1(i,j) = 0.0 !for pipe_compareall
dpbl(i,j) = 0.0 !for pipe_compareall
klist(i,j) = kk !for MY2.5 mixed layer
enddo
enddo
return
end subroutine restart_in
!
!
subroutine restart_in3d(field,l, mask, cfield)
integer l
real, dimension (1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy,l) :: &
field
integer, dimension (1-nbdy:idm+nbdy,1-nbdy:jdm+nbdy) :: &
mask
character cfield*8
!
! --- read a single restart 3-d array field.
!
integer i,ios,layer,level,k
real hmina(2*kdm+49),hminb,hmaxa(2*kdm+49),hmaxb !+49 for [uv]hrly
character cline*80
!
if (mnproc.eq.1) then
write(lp,'(a,i3,2x,a)') 'restart_in3d - l,cfield = ',l,cfield
call flush(lp)
endif !1st tile
call zaiord3(field,l, mask,.false., hmina,hmaxa, 11)
!
do k= 1,l
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_in3d)')
stop '(restart_in3d)'
endif
if (mnproc.eq.1) then
write (lp,'(a)') trim(cline)
endif !1st tile
if (cline(1:8).ne.cfield) then
if (mnproc.eq.1) then
write(lp,'(/ a / a,a /)') trim(cline), &
'error in restart_in3d - expected ',cfield
endif !1st tile
call xcstop('(restart_in3d)')
stop '(restart_in3d)'
endif
i = index(cline,'=')
read (cline(i+1:),*) layer,level,hminb,hmaxb
if (abs(hmina(k)-hminb).gt.abs(hminb)*1.e-4 .or. &
abs(hmaxa(k)-hmaxb).gt.abs(hmaxb)*1.e-4 ) then
if (mnproc.eq.1) then
write(lp,'(/ a / a,3i3 / a / a,1p3e14.6 / a,1p3e14.6 /)') &
'error - .a and .b files not consistent:', &
'iunit,k,l = ',11,k,l, &
cline, &
'.a,.b min = ',hmina(k),hminb,hmina(k)-hminb, &
'.a,.b max = ',hmaxa(k),hmaxb,hmaxa(k)-hmaxb
endif !1st tile
call xcstop('(restart_in3d)')
stop '(restart_in3d)'
endif
enddo
!
return
end subroutine restart_in3d
!
!
subroutine restart_inrw(kline)
integer kline
!
! reposition the input restart .b file at line kline.
!
integer ios,k
character cline*80
!
if (mnproc.eq.1) then ! .b file from 1st tile only
rewind(uoff+11)
endif
do k= 1,kline
call zagetc(cline,ios, uoff+11)
if (ios.ne.0) then
if (mnproc.eq.1) then
write(lp,'(/ a,i4,i9 /)') &
'I/O error from zagetc, iunit,ios = ',uoff+11,ios
endif !1st tile
call xcstop('(restart_inrw)')
stop '(restart_inrw)'
endif
enddo !k
if (mnproc.eq.1) then
write(lp,'(a,i5)') 'restart_inrw, kline =',kline
write(lp,'(a)') trim(cline)
call flush(lp)
endif !1st tile
return
end subroutine restart_inrw
!
!
subroutine restart_out(nstepx, dtimex, flnmra,flnmrb, last, restart_cpl)
use mod_cb_arrays ! HYCOM saved arrays
use mod_tides ! HYCOM tides
implicit none
!
logical last
integer nstepx
real*8 dtimex
character*(*) flnmra,flnmrb
logical, intent(in) :: restart_cpl ! coupled
!
!
! write out in a restart file on unit 12 or 22 (and a flux file on 25).
!
! flnmra is the ".a" file (usually without the .a, and
! flnmrb is the ".b" file (usually without the .b).
! Usually flnmra == flnmrb, and there are standard and backup restarts;
! otherwise the restart is unique and flnmra and flnmrb are the complete
! filenames (including any .a and .b).
!
logical lopen
integer i,iunit,iunta,j,k,ktr,l
real xmin(2*kdm+49),xmax(2*kdm+49) !+49 for [uv]hrly
character cline*80
!
integer, save :: icount = 0
!
# include "stmt_fns.h"
!
icount = icount + 1
!
if (flnmra.ne.flnmrb .or. last .or. mod(icount,2).eq.0) then
iunta = 12 ! standard restart file
else
iunta = 22 ! backup restart file
endif
iunit = uoff+iunta
!!Alex add unit for CESM restart
if (restart_cpl) iunta = 15
!
call zaiopi(lopen, iunta)
if (.not.lopen) then
if (flnmra.ne.flnmrb) then
call zaiopf(trim(flnmra), 'new', iunta) !unique
elseif (iunta.eq.12) then
call zaiopf(trim(flnmra)//'.a', 'new', iunta) !standard
elseif (iunta.eq.15) then
call zaiopf(trim(flnmra)//'.a', 'new', iunta) !standard coupled !!Alex
else
call zaiopf(trim(flnmra)//'1.a','new', iunta) !backup
endif
if (mnproc.eq.1) then
if (flnmra.ne.flnmrb) then
open (unit=iunit,file=trim(flnmrb), & !12
status='new',action='write',form='formatted')
write(lp,'(a)') ' creating a new unique restart file'
elseif (iunta.eq.12) then
open (unit=iunit,file=trim(flnmra)//'.b', & !12
status='new',action='write',form='formatted')
write(lp,'(a)') ' creating a new standard restart file'
elseif (iunta.eq.15) then
open (unit=iunit,file=trim(flnmra)//'.b', &!15 !!Alex
status='new',action='write',form='formatted')
write(lp,'(a)') ' creating a new standard restart file'
else
open (unit=iunit,file=trim(flnmra)//'1.b', & !22
status='new',action='write',form='formatted')
write(lp,'(a)') ' creating a new backup restart file'
endif
call flush(lp)
endif !1st tile
elseif (flnmra.ne.flnmrb) then
if (mnproc.eq.1) then
write(lp,'(a)') &
' error - (unique) restart file already exists.'
write(lp,'(a,a)') &
' flnmra = ',trim(flnmra)
write(lp,'(a,a)') &
' flnmrb = ',trim(flnmrb)
endif !1st tile
call xcstop('(restart_out)')
stop '(restart_out)'
else
call zaiorw(iunta)
if (mnproc.eq.1) then
rewind(unit=iunit)
if (iunta.eq.12) then
write(lp,'(a)') &
' over-writing any previous standard restart'
else
write(lp,'(a)') &
' over-writing any previous backup restart'
endif
call flush(lp)
endif !1st tile
endif
!
if (mnproc.eq.1) then
write(iunit,'(a,4i6)') 'RESTART2: iexpt,iversn,yrflag,sigver = ', &
iexpt,iversn,yrflag,sigver
write(cline,*) nstepx,dtimex,thbase
write(iunit,'(a,a)') 'RESTART2: nstep,dtime,thbase = ', &
trim(cline)
call flush(iunit)
endif !1st tile
!
call zaiowr3(u, 2*kdm, iu,.false., xmin,xmax, iunta,.true.)
call xctilr( u, 1,2*kdm, nbdy,nbdy, halo_uv)
if (mnproc.eq.1) then
do l= 0,1
do k= 1,kdm
write(iunit,4100) 'u ',k,l+1,xmin(k+l*kdm),xmax(k+l*kdm)
enddo
enddo
call flush(iunit)
endif !1st tile
call zaiowr3(v, 2*kdm, iv,.false., xmin,xmax, iunta,.true.)
call xctilr( v, 1,2*kdm, nbdy,nbdy, halo_vv)
if (mnproc.eq.1) then
do l= 0,1
do k= 1,kdm
write(iunit,4100) 'v ',k,l+1,xmin(k+l*kdm),xmax(k+l*kdm)
enddo
enddo
call flush(iunit)
endif !1st tile
call zaiowr3(dp, 2*kdm, ip,.false., xmin,xmax, iunta,.true.)
call xctilr( dp, 1,2*kdm, nbdy,nbdy, halo_ps)
if (mnproc.eq.1) then
do l= 0,1
do k= 1,kdm
write(iunit,4100) 'dp ',k,l+1,xmin(k+l*kdm),xmax(k+l*kdm)
enddo
enddo
call flush(iunit)
endif !1st tile
call zaiowr3(temp, 2*kdm, ip,.false., xmin,xmax, iunta,.true.)
call xctilr( temp, 1,2*kdm, nbdy,nbdy, halo_ps)
if (mnproc.eq.1) then
do l= 0,1
do k= 1,kdm
write(iunit,4100) 'temp ',k,l+1,xmin(k+l*kdm),xmax(k+l*kdm)
enddo
enddo
call flush(iunit)
endif !1st tile
call zaiowr3(saln, 2*kdm, ip,.false., xmin,xmax, iunta,.true.)
call xctilr( saln, 1,2*kdm, nbdy,nbdy, halo_ps)
if (mnproc.eq.1) then
do l= 0,1
do k= 1,kdm
write(iunit,4100) 'saln ',k,l+1,xmin(k+l*kdm),xmax(k+l*kdm)
enddo
enddo
call flush(iunit)
endif !1st tile
!
! --- temp and saln may have been changed, so update th3d
do k= 1,kdm
do j= 1-nbdy,jj+nbdy
do i= 1-nbdy,ii+nbdy
if (ip(i,j).eq.1) then
th3d(i,j,k,1)=sig(temp(i,j,k,1),saln(i,j,k,1))-thbase
th3d(i,j,k,2)=sig(temp(i,j,k,2),saln(i,j,k,2))-thbase
else
th3d(i,j,k,1) = 0.0
th3d(i,j,k,2) = 0.0
endif
enddo !i
enddo !j
enddo !k
!
if (mxlmy) then
call zaiowr3(q2, 2*kdm+4, ip,.false., xmin,xmax, iunta,.true.)
if (mnproc.eq.1) then
do l= 0,1
do k= 1,kdm+2
write(iunit,4100) 'q2 ' &
,k,l+1,xmin(k+l*(kdm+2)),xmax(k+l*(kdm+2))
enddo
enddo
call flush(iunit)
endif !1st tile
call zaiowr3(q2l, 2*kdm+4, ip,.false., xmin,xmax, iunta,.true.)
if (mnproc.eq.1) then
do l= 0,1
do k= 1,kdm+2
write(iunit,4100) 'q2l ' &
,k,l+1,xmin(k+l*(kdm+2)),xmax(k+l*(kdm+2))
enddo
enddo
call flush(iunit)
endif !1st tile
call zaiowr3(vctymy, kdm+2, ip,.false., xmin,xmax, iunta,.true.)
if (mnproc.eq.1) then
do l= 1,1
do k= 1,kdm+2
write(iunit,4100) 'vctymy ',k,l,xmin(k),xmax(k)
enddo
enddo
call flush(iunit)
endif !1st tile
call zaiowr3(difqmy, kdm+2, ip,.false., xmin,xmax, iunta,.true.)
if (mnproc.eq.1) then
do l= 1,1
do k= 1,kdm+2
write(iunit,4100) 'difqmy ',k,l,xmin(k),xmax(k)
enddo
enddo
call flush(iunit)
endif !1st tile
call zaiowr3(diftmy, kdm+2, ip,.false., xmin,xmax, iunta,.true.)
if (mnproc.eq.1) then
do l= 1,1
do k= 1,kdm+2
write(iunit,4100) 'diftmy ',k,l,xmin(k),xmax(k)
enddo
enddo
call flush(iunit)
endif !1st tile
endif !mxlmy
!
if (tidnud.eq.2) then
call zaiowr3(hhrly, 49, ip,.false., xmin,xmax, iunta,.true.)
call xctilr( hhrly, 1,49, nbdy,nbdy, halo_ps)
if (mnproc.eq.1) then
do l= 1,49
do k= 0,0
write(iunit,4100) 'hhrly ',k,l, xmin(l),xmax(l)
enddo
enddo
call flush(iunit)
endif !1st tile
call tides_dehtide(1, .false.) !recalculate hntide
endif !hhrly
!
if (tidflg.gt.0 .and. tidstr.eq.0) then
call zaiowr3(uhrly, 49, iu,.false., xmin,xmax, iunta,.true.)
call xctilr( uhrly, 1,49, nbdy,nbdy, halo_uv)
if (mnproc.eq.1) then
do l= 1,49
do k= 0,0
write(iunit,4100) 'uhrly ',k,l, xmin(l),xmax(l)
enddo
enddo
call flush(iunit)
endif !1st tile
call zaiowr3(vhrly, 49, iv,.false., xmin,xmax, iunta,.true.)
call xctilr( vhrly, 1,49, nbdy,nbdy, halo_vv)
if (mnproc.eq.1) then
do l= 1,49
do k= 0,0
write(iunit,4100) 'vhrly ',k,l, xmin(l),xmax(l)
enddo
enddo
call flush(iunit)
endif !1st tile
call tides_detide(1, .false.) !recalculate untide,vntide
endif !tidflg
!
if (tidflg.gt.0 .and. tidstr.eq.1) then
call zaiowr3(uvf, 4, iu,.false., xmin( 1),xmax( 1), iunta,.true.)
call zaiowr3(usf, 4, iu,.false., xmin( 5),xmax( 5), iunta,.true.)
call zaiowr3(vvf, 4, iv,.false., xmin( 9),xmax( 9), iunta,.true.)
call zaiowr3(vsf, 4, iv,.false., xmin(13),xmax(13), iunta,.true.)
call xctilr( uvf, 1,4, nbdy,nbdy, halo_uv)
call xctilr( usf, 1,4, nbdy,nbdy, halo_uv)
call xctilr( vvf, 1,4, nbdy,nbdy, halo_vv)
call xctilr( vsf, 1,4, nbdy,nbdy, halo_vv)
if (mnproc.eq.1) then
write(iunit,4100) 'uvf ',1,1,xmin( 1),xmax( 1)
write(iunit,4100) 'uvf ',1,2,xmin( 2),xmax( 2)
write(iunit,4100) 'uvf ',1,3,xmin( 3),xmax( 3)
write(iunit,4100) 'uvf ',1,4,xmin( 4),xmax( 4)
write(iunit,4100) 'usf ',1,1,xmin( 5),xmax( 5)
write(iunit,4100) 'usf ',1,2,xmin( 6),xmax( 6)
write(iunit,4100) 'usf ',1,3,xmin( 7),xmax( 7)
write(iunit,4100) 'usf ',1,4,xmin( 8),xmax( 8)
write(iunit,4100) 'vvf ',1,1,xmin( 9),xmax( 9)
write(iunit,4100) 'vvf ',1,2,xmin(10),xmax(10)
write(iunit,4100) 'vvf ',1,3,xmin(11),xmax(11)
write(iunit,4100) 'vvf ',1,4,xmin(12),xmax(12)
write(iunit,4100) 'vsf ',1,1,xmin(13),xmax(13)
write(iunit,4100) 'vsf ',1,2,xmin(14),xmax(14)
write(iunit,4100) 'vsf ',1,3,xmin(15),xmax(15)
write(iunit,4100) 'vsf ',1,4,xmin(16),xmax(16)
call flush(iunit)
endif !1st tile
endif !tidstr
!
call zaiowr3(ubavg, 3, iu,.false., xmin,xmax, iunta,.true.)
call xctilr( ubavg, 1,3, nbdy,nbdy, halo_uv)
if (mnproc.eq.1) then
do l= 1,3
do k= 0,0
write(iunit,4100) 'ubavg ',k,l, xmin(l),xmax(l)
enddo
enddo
call flush(iunit)
endif !1st tile
call zaiowr3(vbavg, 3, iv,.false., xmin,xmax, iunta,.true.)
call xctilr( vbavg, 1,3, nbdy,nbdy, halo_vv)
if (mnproc.eq.1) then
do l= 1,3
do k= 0,0
write(iunit,4100) 'vbavg ',k,l, xmin(l),xmax(l)
enddo
enddo
call flush(iunit)
endif !1st tile
if (sshflg.eq.2 .or. sshflg.eq.3) then
! --- unwind the pbavg correction for compatibility with psikk
do j= 1,jj
do i= 1,ii
if (ip(i,j).eq.1) then
pbavg(i,j,1) = pbavg(i,j,1) + montg_c(i,j)*rhoref
pbavg(i,j,2) = pbavg(i,j,2) + montg_c(i,j)*rhoref
pbavg(i,j,3) = pbavg(i,j,3) + montg_c(i,j)*rhoref
endif ! ip
enddo !i
enddo !j
endif ! sshflg==2
call zaiowr3(pbavg, 3, ip,.false., xmin,xmax, iunta,.true.)
if (sshflg.eq.2 .or. sshflg.eq.3) then
! --- re-apply the pbavg correction
do j= 1,jj
do i= 1,ii
if (ip(i,j).eq.1) then
pbavg(i,j,1) = pbavg(i,j,1) - montg_c(i,j)*rhoref
pbavg(i,j,2) = pbavg(i,j,2) - montg_c(i,j)*rhoref
pbavg(i,j,3) = pbavg(i,j,3) - montg_c(i,j)*rhoref
endif ! ip
enddo !i
enddo !j
endif ! sshflg==2
call xctilr( pbavg, 1,3, nbdy,nbdy, halo_ps)
if (mnproc.eq.1) then
do l= 1,3
do k= 0,0
write(iunit,4100) 'pbavg ',k,l, xmin(l),xmax(l)
enddo
enddo
call flush(iunit)
endif !1st tile
call zaiowr3(pbot, 1, ip,.false., xmin,xmax, iunta,.true.)
call xctilr( pbot, 1,1, nbdy,nbdy, halo_ps)
if (mnproc.eq.1) then