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jmc |
1.7 |
C $Header: $ |
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C $Name: $ |
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heimbach |
1.2 |
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#include "CTRL_CPPOPTIONS.h" |
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#ifdef ALLOW_OBCS |
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# include "OBCS_OPTIONS.h" |
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#endif |
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subroutine ctrl_getobcsn( |
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I mytime, |
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I myiter, |
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I mythid |
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& ) |
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c ================================================================== |
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c SUBROUTINE ctrl_getobcsn |
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c ================================================================== |
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c |
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c o Get northern obc of the control vector and add it |
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c to dyn. fields |
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c |
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c started: heimbach@mit.edu, 29-Aug-2001 |
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c |
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c modified: gebbie@mit.edu, 18-Mar-2003 |
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c ================================================================== |
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c SUBROUTINE ctrl_getobcsn |
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c ================================================================== |
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implicit none |
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#ifdef ALLOW_OBCSN_CONTROL |
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c == global variables == |
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#include "EEPARAMS.h" |
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#include "SIZE.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "OBCS.h" |
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#include "ctrl.h" |
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#include "ctrl_dummy.h" |
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#include "optim.h" |
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c == routine arguments == |
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_RL mytime |
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integer myiter |
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integer mythid |
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c == local variables == |
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integer bi,bj |
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integer i,j,k |
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integer itlo,ithi |
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integer jtlo,jthi |
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integer jmin,jmax |
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integer imin,imax |
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integer ilobcsn |
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integer iobcs |
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integer jp1 |
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_RL dummy |
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_RL obcsnfac |
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logical obcsnfirst |
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logical obcsnchanged |
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integer obcsncount0 |
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integer obcsncount1 |
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cgg _RL maskxz (1-olx:snx+olx,nr,nsx,nsy) |
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logical doglobalread |
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logical ladinit |
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character*(80) fnameobcsn |
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cgg( Variables for splitting barotropic/baroclinic vels. |
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_RL vbaro |
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_RL vtop |
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c == external functions == |
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integer ilnblnk |
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external ilnblnk |
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c == end of interface == |
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jtlo = mybylo(mythid) |
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jthi = mybyhi(mythid) |
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itlo = mybxlo(mythid) |
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ithi = mybxhi(mythid) |
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cgg jmin = 1-oly |
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cgg jmax = sny+oly |
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cgg imin = 1-olx |
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cgg imax = snx+olx |
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jmin = 1 |
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jmax = sny |
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imin = 1 |
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imax = snx |
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jp1 = 0 |
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cgg( Initialize variables for balancing volume flux. |
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vbaro = 0.d0 |
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vtop = 0.d0 |
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cgg) |
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c-- Now, read the control vector. |
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doglobalread = .false. |
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ladinit = .false. |
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if (optimcycle .ge. 0) then |
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ilobcsn=ilnblnk( xx_obcsn_file ) |
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jmc |
1.7 |
write(fnameobcsn(1:80),'(2a,i10.10)') |
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heimbach |
1.2 |
& xx_obcsn_file(1:ilobcsn), '.', optimcycle |
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endif |
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c-- Get the counters, flags, and the interpolation factor. |
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call ctrl_get_gen_rec( |
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I xx_obcsnstartdate, xx_obcsnperiod, |
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O obcsnfac, obcsnfirst, obcsnchanged, |
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O obcsncount0,obcsncount1, |
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I mytime, myiter, mythid ) |
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do iobcs = 1,nobcs |
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if ( obcsnfirst ) then |
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jmc |
1.7 |
call active_read_xz( fnameobcsn, tmpfldxz, |
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heimbach |
1.2 |
& (obcsncount0-1)*nobcs+iobcs, |
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& doglobalread, ladinit, optimcycle, |
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& mythid, xx_obcsn_dummy ) |
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mlosch |
1.5 |
#ifdef ALLOW_CTRL_OBCS_BALANCE |
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jmc |
1.7 |
if ( optimcycle .gt. 0) then |
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heimbach |
1.2 |
if (iobcs .eq. 3) then |
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cgg Special attention is needed for the normal velocity. |
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cgg For the north, this is the v velocity, iobcs = 4. |
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cgg This is done on a columnwise basis here. |
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do bj = jtlo,jthi |
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do bi = itlo, ithi |
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do i = imin,imax |
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cgg The barotropic velocity is stored in the level 1. |
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vbaro = tmpfldxz(i,1,bi,bj) |
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cgg Except for the special point which balances barotropic vol.flux. |
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jmc |
1.7 |
cgg Special column in the NW corner. |
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heimbach |
1.2 |
j = OB_Jn(I,bi,bj) |
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if (ob_iw(j,bi,bj).eq.(i-1).and. |
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& ob_iw(j,bi,bj).ne. 0) then |
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print*,'Apply shiftvel1 @ i,j' |
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print*,shiftvel(1),i,j |
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vbaro = shiftvel(1) |
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endif |
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tmpfldxz(i,1,bi,bj) = 0.d0 |
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vtop = 0.d0 |
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do k = 1,Nr |
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cgg If cells are not full, this should be modified with hFac. |
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jmc |
1.7 |
cgg |
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cgg The xx field (tmpfldxz) does not contain the velocity at the |
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cgg surface level. This velocity is not independent; it must |
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heimbach |
1.2 |
cgg exactly balance the volume flux, since we are dealing with |
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jmc |
1.7 |
cgg the baroclinic velocity structure.. |
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heimbach |
1.2 |
vtop = tmpfldxz(i,k,bi,bj)* |
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heimbach |
1.4 |
& maskS(i,j+jp1,k,bi,bj) * delR(k) + vtop |
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jmc |
1.7 |
cgg Add the barotropic velocity component. |
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heimbach |
1.2 |
if (maskS(i,j+jp1,k,bi,bj) .ne. 0.) then |
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tmpfldxz(i,k,bi,bj) = tmpfldxz(i,k,bi,bj)+ vbaro |
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endif |
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enddo |
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cgg Compute the baroclinic velocity at level 1. Should balance flux. |
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jmc |
1.7 |
tmpfldxz(i,1,bi,bj) = tmpfldxz(i,1,bi,bj) |
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heimbach |
1.4 |
& - vtop / delR(1) |
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heimbach |
1.2 |
enddo |
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enddo |
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enddo |
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endif |
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if (iobcs .eq. 4) then |
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cgg Special attention is needed for the normal velocity. |
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cgg For the north, this is the v velocity, iobcs = 4. |
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cgg This is done on a columnwise basis here. |
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do bj = jtlo,jthi |
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do bi = itlo, ithi |
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do i = imin,imax |
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cgg The barotropic velocity is stored in the level 1. |
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vbaro = tmpfldxz(i,1,bi,bj) |
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cgg Except for the special point which balances barotropic vol.flux. |
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jmc |
1.7 |
cgg Special column in the NW corner. |
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heimbach |
1.2 |
j = OB_Jn(I,bi,bj) |
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tmpfldxz(i,1,bi,bj) = 0.d0 |
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vtop = 0.d0 |
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do k = 1,Nr |
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cgg If cells are not full, this should be modified with hFac. |
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jmc |
1.7 |
cgg |
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cgg The xx field (tmpfldxz) does not contain the velocity at the |
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cgg surface level. This velocity is not independent; it must |
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heimbach |
1.2 |
cgg exactly balance the volume flux, since we are dealing with |
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jmc |
1.7 |
cgg the baroclinic velocity structure.. |
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heimbach |
1.2 |
vtop = tmpfldxz(i,k,bi,bj)* |
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heimbach |
1.4 |
& maskW(i,j,k,bi,bj) * delR(k) + vtop |
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jmc |
1.7 |
cgg Add the barotropic velocity component. |
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heimbach |
1.2 |
if (maskW(i,j,k,bi,bj) .ne. 0.) then |
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tmpfldxz(i,k,bi,bj) = tmpfldxz(i,k,bi,bj)+ vbaro |
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endif |
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enddo |
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cgg Compute the baroclinic velocity at level 1. Should balance flux. |
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jmc |
1.7 |
tmpfldxz(i,1,bi,bj) = tmpfldxz(i,1,bi,bj) |
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heimbach |
1.4 |
& - vtop / delR(1) |
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heimbach |
1.2 |
enddo |
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enddo |
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enddo |
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endif |
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endif |
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mlosch |
1.5 |
#endif /* ALLOW_CTRL_OBCS_BALANCE */ |
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heimbach |
1.2 |
do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do k = 1,nr |
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jmc |
1.7 |
do i = imin,imax |
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heimbach |
1.2 |
xx_obcsn1(i,k,bi,bj,iobcs) = tmpfldxz (i,k,bi,bj) |
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cgg & * maskxz (i,k,bi,bj) |
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enddo |
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enddo |
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enddo |
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enddo |
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endif |
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if ( (obcsnfirst) .or. (obcsnchanged)) then |
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jmc |
1.7 |
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heimbach |
1.2 |
do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do k = 1,nr |
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do i = imin,imax |
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tmpfldxz(i,k,bi,bj) = xx_obcsn1(i,k,bi,bj,iobcs) |
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enddo |
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enddo |
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enddo |
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enddo |
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call exf_swapffields_xz( tmpfldxz2, tmpfldxz, mythid) |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do k = 1,nr |
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do i = imin,imax |
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xx_obcsn0(i,k,bi,bj,iobcs) = tmpfldxz2(i,k,bi,bj) |
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enddo |
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enddo |
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enddo |
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enddo |
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jmc |
1.7 |
call active_read_xz( fnameobcsn, tmpfldxz, |
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heimbach |
1.2 |
& (obcsncount1-1)*nobcs+iobcs, |
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& doglobalread, ladinit, optimcycle, |
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& mythid, xx_obcsn_dummy ) |
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mlosch |
1.5 |
#ifdef ALLOW_CTRL_OBCS_BALANCE |
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jmc |
1.7 |
if ( optimcycle .gt. 0) then |
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heimbach |
1.2 |
if (iobcs .eq. 3) then |
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cgg Special attention is needed for the normal velocity. |
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cgg For the north, this is the v velocity, iobcs = 3. |
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cgg This is done on a columnwise basis here. |
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do bj = jtlo,jthi |
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do bi = itlo, ithi |
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do i = imin,imax |
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cgg The barotropic velocity is stored in the level 1. |
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vbaro = tmpfldxz(i,1,bi,bj) |
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cgg Except for the special point which balances barotropic vol.flux. |
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jmc |
1.7 |
cgg Special column in the NW corner. |
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heimbach |
1.2 |
j = OB_Jn(I,bi,bj) |
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if (ob_iw(j,bi,bj).eq.(i-1).and. |
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& ob_iw(j,bi,bj).ne. 0) then |
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print*,'correct vbaro',vbaro |
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print*,'Apply shiftvel2 @ i,j' |
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print*,shiftvel(2),i,j |
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vbaro = shiftvel(2) |
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endif |
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tmpfldxz(i,1,bi,bj) = 0.d0 |
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vtop = 0.d0 |
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do k = 1,Nr |
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cgg If cells are not full, this should be modified with hFac. |
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jmc |
1.7 |
cgg |
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cgg The xx field (tmpfldxz) does not contain the velocity at the |
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cgg surface level. This velocity is not independent; it must |
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heimbach |
1.2 |
cgg exactly balance the volume flux, since we are dealing with |
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jmc |
1.7 |
cgg the baroclinic velocity structure.. |
| 297 |
heimbach |
1.2 |
vtop = tmpfldxz(i,k,bi,bj)* |
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heimbach |
1.4 |
& maskS(i,j+jp1,k,bi,bj) * delR(k) + vtop |
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jmc |
1.7 |
cgg Add the barotropic velocity component. |
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heimbach |
1.2 |
if (maskS(i,j+jp1,k,bi,bj) .ne. 0.) then |
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tmpfldxz(i,k,bi,bj) = tmpfldxz(i,k,bi,bj)+ vbaro |
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endif |
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enddo |
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cgg Compute the baroclinic velocity at level 1. Should balance flux. |
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jmc |
1.7 |
tmpfldxz(i,1,bi,bj) = tmpfldxz(i,1,bi,bj) |
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heimbach |
1.4 |
& - vtop / delR(1) |
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heimbach |
1.2 |
enddo |
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enddo |
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enddo |
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endif |
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if (iobcs .eq. 4) then |
| 312 |
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cgg Special attention is needed for the normal velocity. |
| 313 |
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cgg For the north, this is the v velocity, iobcs = 3. |
| 314 |
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cgg This is done on a columnwise basis here. |
| 315 |
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do bj = jtlo,jthi |
| 316 |
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do bi = itlo, ithi |
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do i = imin,imax |
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cgg The barotropic velocity is stored in the level 1. |
| 320 |
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vbaro = tmpfldxz(i,1,bi,bj) |
| 321 |
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cgg Except for the special point which balances barotropic vol.flux. |
| 322 |
jmc |
1.7 |
cgg Special column in the NW corner. |
| 323 |
heimbach |
1.2 |
j = OB_Jn(I,bi,bj) |
| 324 |
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tmpfldxz(i,1,bi,bj) = 0.d0 |
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vtop = 0.d0 |
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| 327 |
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do k = 1,Nr |
| 328 |
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cgg If cells are not full, this should be modified with hFac. |
| 329 |
jmc |
1.7 |
cgg |
| 330 |
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cgg The xx field (tmpfldxz) does not contain the velocity at the |
| 331 |
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cgg surface level. This velocity is not independent; it must |
| 332 |
heimbach |
1.2 |
cgg exactly balance the volume flux, since we are dealing with |
| 333 |
jmc |
1.7 |
cgg the baroclinic velocity structure.. |
| 334 |
heimbach |
1.2 |
vtop = tmpfldxz(i,k,bi,bj)* |
| 335 |
heimbach |
1.4 |
& maskW(i,j,k,bi,bj) * delR(k) + vtop |
| 336 |
jmc |
1.7 |
cgg Add the barotropic velocity component. |
| 337 |
heimbach |
1.2 |
if (maskW(i,j,k,bi,bj) .ne. 0.) then |
| 338 |
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tmpfldxz(i,k,bi,bj) = tmpfldxz(i,k,bi,bj)+ vbaro |
| 339 |
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endif |
| 340 |
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enddo |
| 341 |
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cgg Compute the baroclinic velocity at level 1. Should balance flux. |
| 342 |
jmc |
1.7 |
tmpfldxz(i,1,bi,bj) = tmpfldxz(i,1,bi,bj) |
| 343 |
heimbach |
1.4 |
& - vtop / delR(1) |
| 344 |
heimbach |
1.2 |
enddo |
| 345 |
|
|
enddo |
| 346 |
|
|
enddo |
| 347 |
|
|
endif |
| 348 |
|
|
endif |
| 349 |
|
|
|
| 350 |
mlosch |
1.5 |
#endif /* ALLOW_CTRL_OBCS_BALANCE */ |
| 351 |
|
|
|
| 352 |
heimbach |
1.2 |
do bj = jtlo,jthi |
| 353 |
|
|
do bi = itlo,ithi |
| 354 |
|
|
do k = 1,nr |
| 355 |
|
|
do i = imin,imax |
| 356 |
|
|
xx_obcsn1 (i,k,bi,bj,iobcs) = tmpfldxz (i,k,bi,bj) |
| 357 |
|
|
cgg & * maskxz (i,k,bi,bj) |
| 358 |
|
|
enddo |
| 359 |
|
|
enddo |
| 360 |
|
|
enddo |
| 361 |
|
|
enddo |
| 362 |
|
|
|
| 363 |
|
|
endif |
| 364 |
|
|
|
| 365 |
|
|
c-- Add control to model variable. |
| 366 |
|
|
do bj = jtlo,jthi |
| 367 |
|
|
do bi = itlo,ithi |
| 368 |
|
|
c-- Calculate mask for tracer cells (0 => land, 1 => water). |
| 369 |
|
|
do k = 1,nr |
| 370 |
|
|
do i = 1,snx |
| 371 |
|
|
j = OB_Jn(I,bi,bj) |
| 372 |
|
|
if (iobcs .EQ. 1) then |
| 373 |
|
|
OBNt(i,k,bi,bj) = OBNt (i,k,bi,bj) |
| 374 |
|
|
& + obcsnfac *xx_obcsn0(i,k,bi,bj,iobcs) |
| 375 |
|
|
& + (1. _d 0 - obcsnfac)*xx_obcsn1(i,k,bi,bj,iobcs) |
| 376 |
|
|
OBNt(i,k,bi,bj) = OBNt(i,k,bi,bj) |
| 377 |
|
|
& *maskS(i,j+jp1,k,bi,bj) |
| 378 |
|
|
cgg & *maskxz(i,k,bi,bj) |
| 379 |
|
|
else if (iobcs .EQ. 2) then |
| 380 |
|
|
OBNs(i,k,bi,bj) = OBNs (i,k,bi,bj) |
| 381 |
|
|
& + obcsnfac *xx_obcsn0(i,k,bi,bj,iobcs) |
| 382 |
|
|
& + (1. _d 0 - obcsnfac)*xx_obcsn1(i,k,bi,bj,iobcs) |
| 383 |
|
|
OBNs(i,k,bi,bj) = OBNs(i,k,bi,bj) |
| 384 |
|
|
& *maskS(i,j+jp1,k,bi,bj) |
| 385 |
|
|
cgg & *maskxz(i,k,bi,bj) |
| 386 |
|
|
else if (iobcs .EQ. 4) then |
| 387 |
|
|
OBNu(i,k,bi,bj) = OBNu (i,k,bi,bj) |
| 388 |
|
|
& + obcsnfac *xx_obcsn0(i,k,bi,bj,iobcs) |
| 389 |
|
|
& + (1. _d 0 - obcsnfac)*xx_obcsn1(i,k,bi,bj,iobcs) |
| 390 |
|
|
OBNu(i,k,bi,bj) = OBNu(i,k,bi,bj) |
| 391 |
|
|
& *maskW(i,j,k,bi,bj) |
| 392 |
|
|
cgg & *maskxz(i,k,bi,bj) |
| 393 |
|
|
else if (iobcs .EQ. 3) then |
| 394 |
|
|
OBNv(i,k,bi,bj) = OBNv (i,k,bi,bj) |
| 395 |
|
|
& + obcsnfac *xx_obcsn0(i,k,bi,bj,iobcs) |
| 396 |
|
|
& + (1. _d 0 - obcsnfac)*xx_obcsn1(i,k,bi,bj,iobcs) |
| 397 |
|
|
OBNv(i,k,bi,bj) = OBNv(i,k,bi,bj) |
| 398 |
|
|
& *maskS(i,j+jp1,k,bi,bj) |
| 399 |
|
|
cgg & *maskxz(i,k,bi,bj) |
| 400 |
|
|
endif |
| 401 |
|
|
enddo |
| 402 |
|
|
enddo |
| 403 |
|
|
enddo |
| 404 |
|
|
enddo |
| 405 |
|
|
|
| 406 |
|
|
C-- End over iobcs loop |
| 407 |
|
|
enddo |
| 408 |
jmc |
1.7 |
|
| 409 |
heimbach |
1.2 |
#else /* ALLOW_OBCSN_CONTROL undefined */ |
| 410 |
|
|
|
| 411 |
|
|
c == routine arguments == |
| 412 |
|
|
|
| 413 |
|
|
_RL mytime |
| 414 |
|
|
integer myiter |
| 415 |
|
|
integer mythid |
| 416 |
|
|
|
| 417 |
|
|
c-- CPP flag ALLOW_OBCSN_CONTROL undefined. |
| 418 |
|
|
|
| 419 |
|
|
#endif /* ALLOW_OBCSN_CONTROL */ |
| 420 |
|
|
|
| 421 |
|
|
end |
| 422 |
|
|
|
| 423 |
|
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| 424 |
|
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| 425 |
|
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| 426 |
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