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C $Header: /u/gcmpack/MITgcm/pkg/ctrl/ctrl_obcsvol.F,v 1.11 2009/04/28 18:09:28 jmc Exp $ |
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C $Name: $ |
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|
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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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|
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subroutine ctrl_obcsvol( |
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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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|
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c ================================================================== |
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c SUBROUTINE ctrl_obcsvol |
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c ================================================================== |
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c |
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c o volumetrically balance the control vector contribution. |
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c o Assume the calendar is identical |
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c for all open boundaries. Need to save the barotropic adjustment |
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c velocity so it can be used in all ctrl_getobcs files. |
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c ================================================================== |
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c SUBROUTINE ctrl_obcsvol |
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c ================================================================== |
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|
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implicit none |
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|
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c == global variables == |
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|
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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 "DYNVARS.h" |
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#ifdef ALLOW_OBCS |
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# include "OBCS.h" |
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#endif |
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|
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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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|
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c == routine arguments == |
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|
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integer myiter |
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_RL mytime |
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integer mythid |
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|
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#ifdef BALANCE_CONTROL_VOLFLUX_GLOBAL |
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c == local variables == |
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|
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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 irec |
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integer il |
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integer iobcs |
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integer ip1 |
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integer jp1 |
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integer nrec |
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integer ilfld |
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integer igg |
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|
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_RL sumvol |
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_RL sumarea |
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_RL tmpflux |
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_RL tmparea |
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_RL dummy |
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_RL gg |
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_RL tmpx |
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_RL tmpy |
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character*(80) fnamefldn |
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character*(80) fnameflds |
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character*(80) fnamefldw |
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character*(80) fnameflde |
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|
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logical doglobalread |
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logical ladinit |
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logical obcsnfirst, obcsnchanged |
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integer obcsncount0, obcsncount1 |
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_RL obcsnfac |
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|
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#ifdef ECCO_VERBOSE |
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character*(MAX_LEN_MBUF) msgbuf |
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#endif |
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|
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c == external functions == |
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|
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integer ilnblnk |
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external ilnblnk |
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|
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c == end of interface == |
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|
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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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jmin = 1 |
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jmax = sny |
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imin = 1 |
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imax = snx |
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|
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c-- Read tiled data. |
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doglobalread = .false. |
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ladinit = .false. |
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|
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cgg Assume the number of records is the same for |
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cgg all boundaries. |
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|
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tmpflux= 0. d 0 |
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tmparea= 0. d 0 |
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sumarea= 0. d 0 |
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sumvol = 0. d 0 |
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|
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#ifdef ECCO_VERBOSE |
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_BEGIN_MASTER( mythid ) |
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write(msgbuf,'(a)') ' ' |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a)') ' ' |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a,i9.8)') |
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& ' ctrl_obcsvol: number of records to process: ',nrec |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a)') ' ' |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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_END_MASTER( mythid ) |
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#endif |
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|
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c-- Get the counters, flags, and the interpolation factor. |
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call ctrl_GetRec( 'xx_obcsn', |
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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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|
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if (optimcycle .ge. 0) then |
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c |
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ilfld=ilnblnk( xx_obcsn_file ) |
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write(fnamefldn(1:80),'(2a,i10.10)') |
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& xx_obcsn_file(1:ilfld),'.', optimcycle |
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ilfld=ilnblnk( xx_obcss_file ) |
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write(fnameflds(1:80),'(2a,i10.10)') |
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& xx_obcss_file(1:ilfld),'.',optimcycle |
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ilfld=ilnblnk( xx_obcsw_file ) |
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write(fnamefldw(1:80),'(2a,i10.10)') |
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& xx_obcsw_file(1:ilfld),'.',optimcycle |
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ilfld=ilnblnk( xx_obcse_file ) |
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write(fnameflde(1:80),'(2a,i10.10)') |
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& xx_obcse_file(1:ilfld),'.',optimcycle |
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c |
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endif |
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|
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c-- Loop over records. For north boundary, we only need V velocity. |
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|
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if ( obcsnfirst ) then |
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|
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shiftvel(1) = 0. d0 |
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shiftvel(2) = 0. d0 |
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|
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#ifdef ALLOW_OBCSN_CONTROL |
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jp1 = 0 |
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|
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call active_read_xz(fnamefldn,tmpfldxz, |
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& (obcsncount0-1)*nobcs+4, doglobalread, |
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& ladinit, optimcycle, mythid |
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& , xx_obcsn_dummy ) |
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|
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c-- Loop over this thread tiles. |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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|
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tmpflux = 0. d0 |
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tmparea = 0. d0 |
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|
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do k = 1, Nr |
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do i = imin,imax |
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j = Ob_Jn(I,bi,bj) |
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if (maskS(i,j+jp1,k,bi,bj) .ne. 0.) then |
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cgg -- Do not let the corners contribute to the volume flux. |
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if(ob_iw(j,bi,bj).ne.i .and. ob_ie(j,bi,bj).ne.i) then |
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tmpx = tmpfldxz(i,k,bi,bj) |
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cgg -- Positive is flux in. |
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tmpflux = tmpflux - tmpx* delR(k)*dxg(i,j+jp1,bi,bj) |
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tmparea = tmparea + delR(k) * dxg(i,j+jp1,bi,bj) |
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endif |
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endif |
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enddo |
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enddo |
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|
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sumarea = sumarea+ tmparea |
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sumvol = sumvol + tmpflux |
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enddo |
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enddo |
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#endif |
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|
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#ifdef ALLOW_OBCSS_CONTROL |
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jp1 = 1 |
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|
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call active_read_xz(fnameflds,tmpfldxz, |
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& (obcsncount0-1)*nobcs+4, doglobalread, |
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& ladinit, optimcycle, mythid |
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& , xx_obcss_dummy ) |
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|
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c-- Loop over this thread tiles. |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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|
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tmpflux = 0. d 0 |
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tmparea = 0. d 0 |
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|
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do k = 1, Nr |
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do i = imin,imax |
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j = Ob_Js(I,bi,bj) |
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if (maskS(i,j+jp1,k,bi,bj) .ne. 0.) then |
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cgg -- Do not let the corners contribute to the volume flux. |
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if (ob_iw(j,bi,bj).ne.i .and.ob_ie(j,bi,bj).ne.i) then |
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tmpx = tmpfldxz(i,k,bi,bj) |
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cgg -- Positive is flux in. |
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tmpflux = tmpflux + tmpx* delR(k)*dxg(i,j+jp1,bi,bj) |
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tmparea = tmparea + delR(k) * dxg(i,j+jp1,bi,bj) |
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endif |
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endif |
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enddo |
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enddo |
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sumarea = sumarea+ tmparea |
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sumvol = sumvol + tmpflux |
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enddo |
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enddo |
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#endif |
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|
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#ifdef ALLOW_OBCSW_CONTROL |
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ip1 = 1 |
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|
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call active_read_yz( fnamefldw, tmpfldyz, |
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& (obcsncount0-1)*nobcs+3, doglobalread, |
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& ladinit, optimcycle, mythid |
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& , xx_obcsw_dummy ) |
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|
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c-- Loop over this thread tiles. |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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|
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c-- Determine the weights to be used. |
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tmpflux = 0. d 0 |
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tmparea = 0. d 0 |
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|
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do k = 1, Nr |
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do j = jmin,jmax |
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i = ob_iw(j,bi,bj) |
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if (maskW(i+ip1,j,k,bi,bj) .ne. 0.) then |
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cgg -- Do not let the corners contribute to the volume flux. |
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if (ob_jn(i,bi,bj).ne.j .and. ob_js(i,bi,bj).ne.j)then |
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tmpy = tmpfldyz(j,k,bi,bj) |
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cgg -- Positive is flux in. |
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tmpflux = tmpflux + tmpy* delR(k)*dyg(i+ip1,j,bi,bj) |
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tmparea = tmparea + delR(k)*dyg(i+ip1,j,bi,bj) |
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endif |
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endif |
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enddo |
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enddo |
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sumarea =sumarea + tmparea |
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sumvol = sumvol + tmpflux |
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enddo |
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enddo |
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#endif |
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|
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#ifdef ALLOW_OBCSE_CONTROL |
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ip1 = 0 |
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|
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call active_read_yz( fnameflde, tmpfldyz, |
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(obcsncount0-1)*nobcs+3, doglobalread, |
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ladinit, optimcycle, mythid |
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& , xx_obcse_dummy ) |
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|
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c-- Loop over this thread tiles. |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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|
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c-- Determine the weights to be used. |
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tmpflux = 0. d 0 |
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tmparea = 0. d 0 |
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|
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do k = 1, Nr |
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do j = jmin,jmax |
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i = ob_ie(j,bi,bj) |
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if (maskW(i+ip1,j,k,bi,bj) .ne. 0.) then |
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cgg -- Do not let the corners contribute to the volume flux. |
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if (ob_jn(i,bi,bj).ne.j .and. ob_js(i,bi,bj).ne.j)then |
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tmpy = tmpfldyz(j,k,bi,bj) |
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cgg -- Positive is flux in. |
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tmpflux = tmpflux - tmpy* delR(k)*dyg(i+ip1,j,bi,bj) |
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tmparea = tmparea + delR(k) *dyg(i+ip1,j,bi,bj) |
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endif |
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endif |
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enddo |
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enddo |
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sumarea = sumarea+ tmparea |
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sumvol = sumvol + tmpflux |
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enddo |
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enddo |
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#endif |
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|
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c-- Do the global summation. |
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_GLOBAL_SUM_RL( sumvol, mythid ) |
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_GLOBAL_SUM_RL( sumarea,mythid ) |
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|
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shiftvel(2) = sumvol /sumarea |
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endif |
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cgg End of the obcsnfirst loop. |
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|
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if ( ( obcsnfirst) .or. (obcsnchanged)) then |
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|
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cgg Swap the value. |
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shiftvel(1) = shiftvel(2) |
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|
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sumvol = 0. d0 |
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sumarea= 0. d0 |
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|
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#ifdef ALLOW_OBCSN_CONTROL |
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jp1 = 0 |
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|
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call active_read_xz(fnamefldn,tmpfldxz, |
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& (obcsncount1-1)*nobcs+4, doglobalread, |
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& ladinit, optimcycle, mythid |
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& , xx_obcsn_dummy ) |
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c-- Loop over this thread tiles. |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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|
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tmpflux = 0. d0 |
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tmparea = 0. d0 |
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|
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do k = 1, Nr |
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do i = imin,imax |
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j = Ob_Jn(I,bi,bj) |
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if (maskS(i,j+jp1,k,bi,bj) .ne. 0.) then |
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cgg -- Do not let the corners contribute to the volume flux. |
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if (ob_iw(j,bi,bj).ne.i .and. ob_ie(j,bi,bj).ne.i)then |
| 346 |
tmpx = tmpfldxz(i,k,bi,bj) |
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cgg -- Positive is flux in. |
| 348 |
tmpflux = tmpflux - tmpx* delR(k)*dxg(i,j+jp1,bi,bj) |
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tmparea = tmparea + delR(k) * dxg(i,j+jp1,bi,bj) |
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endif |
| 351 |
endif |
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enddo |
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enddo |
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|
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sumarea = sumarea+ tmparea |
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sumvol = sumvol + tmpflux |
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enddo |
| 358 |
enddo |
| 359 |
#endif |
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|
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#ifdef ALLOW_OBCSS_CONTROL |
| 362 |
jp1 = 1 |
| 363 |
|
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call active_read_xz(fnameflds,tmpfldxz, |
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& (obcsncount1-1)*nobcs+4, doglobalread, |
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& ladinit, optimcycle, mythid |
| 367 |
& , xx_obcss_dummy ) |
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|
| 369 |
c-- Loop over this thread tiles. |
| 370 |
do bj = jtlo,jthi |
| 371 |
do bi = itlo,ithi |
| 372 |
|
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tmpflux = 0. d 0 |
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tmparea = 0. d 0 |
| 375 |
|
| 376 |
do k = 1, Nr |
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do i = imin,imax |
| 378 |
j = Ob_Js(I,bi,bj) |
| 379 |
if (maskS(i,j+jp1,k,bi,bj) .ne. 0.) then |
| 380 |
cgg -- Do not let the corners contribute to the volume flux. |
| 381 |
if (ob_iw(j,bi,bj).ne.i .and. ob_ie(j,bi,bj).ne.i)then |
| 382 |
tmpx = tmpfldxz(i,k,bi,bj) |
| 383 |
cgg -- Positive is flux in. |
| 384 |
tmpflux = tmpflux + tmpx* delR(k)*dxg(i,j+jp1,bi,bj) |
| 385 |
tmparea = tmparea + delR(k) * dxg(i,j+jp1,bi,bj) |
| 386 |
endif |
| 387 |
endif |
| 388 |
enddo |
| 389 |
enddo |
| 390 |
sumarea = sumarea+ tmparea |
| 391 |
sumvol = sumvol + tmpflux |
| 392 |
enddo |
| 393 |
enddo |
| 394 |
#endif |
| 395 |
|
| 396 |
#ifdef ALLOW_OBCSW_CONTROL |
| 397 |
ip1 = 1 |
| 398 |
|
| 399 |
call active_read_yz( fnamefldw, tmpfldyz, |
| 400 |
& (obcsncount1-1)*nobcs+3, doglobalread, |
| 401 |
& ladinit, optimcycle, mythid |
| 402 |
& , xx_obcsw_dummy ) |
| 403 |
|
| 404 |
c-- Loop over this thread tiles. |
| 405 |
do bj = jtlo,jthi |
| 406 |
do bi = itlo,ithi |
| 407 |
|
| 408 |
c-- Determine the weights to be used. |
| 409 |
tmpflux = 0. d 0 |
| 410 |
tmparea = 0. d 0 |
| 411 |
|
| 412 |
do k = 1, Nr |
| 413 |
do j = jmin,jmax |
| 414 |
i = ob_iw(j,bi,bj) |
| 415 |
if (maskW(i+ip1,j,k,bi,bj) .ne. 0.) then |
| 416 |
cgg -- Do not let corners contribute. |
| 417 |
if (ob_jn(i,bi,bj).ne.j .and. ob_js(i,bi,bj).ne.j)then |
| 418 |
tmpy = tmpfldyz(j,k,bi,bj) |
| 419 |
cgg -- Positive is flux in. |
| 420 |
tmpflux = tmpflux + tmpy* delR(k)*dyg(i+ip1,j,bi,bj) |
| 421 |
tmparea = tmparea + delR(k)*dyg(i+ip1,j,bi,bj) |
| 422 |
endif |
| 423 |
endif |
| 424 |
enddo |
| 425 |
enddo |
| 426 |
sumarea =sumarea + tmparea |
| 427 |
sumvol = sumvol + tmpflux |
| 428 |
enddo |
| 429 |
enddo |
| 430 |
#endif |
| 431 |
|
| 432 |
#ifdef ALLOW_OBCSE_CONTROL |
| 433 |
ip1 = 0 |
| 434 |
|
| 435 |
call active_read_yz( fnameflde, tmpfldyz, |
| 436 |
(obcsncount1-1)*nobcs+3, doglobalread, |
| 437 |
ladinit, optimcycle, mythid |
| 438 |
& , xx_obcse_dummy ) |
| 439 |
|
| 440 |
c-- Loop over this thread tiles. |
| 441 |
do bj = jtlo,jthi |
| 442 |
do bi = itlo,ithi |
| 443 |
|
| 444 |
c-- Determine the weights to be used. |
| 445 |
tmpflux = 0. d 0 |
| 446 |
tmparea = 0. d 0 |
| 447 |
|
| 448 |
do k = 1, Nr |
| 449 |
do j = jmin,jmax |
| 450 |
i = ob_ie(j,bi,bj) |
| 451 |
if (maskW(i+ip1,j,k,bi,bj) .ne. 0.) then |
| 452 |
cgg -- Do not let the corners contribute to the volume flux. |
| 453 |
if (ob_jn(i,bi,bj).ne.j .and. ob_js(i,bi,bj).ne.j)then |
| 454 |
tmpy = tmpfldyz(j,k,bi,bj) |
| 455 |
cgg -- Positive is flux in. |
| 456 |
tmpflux = tmpflux - tmpy* delR(k)*dyg(i+ip1,j,bi,bj) |
| 457 |
tmparea = tmparea + delR(k) *dyg(i+ip1,j,bi,bj) |
| 458 |
endif |
| 459 |
endif |
| 460 |
enddo |
| 461 |
enddo |
| 462 |
sumarea = sumarea+ tmparea |
| 463 |
sumvol = sumvol + tmpflux |
| 464 |
enddo |
| 465 |
enddo |
| 466 |
#endif |
| 467 |
|
| 468 |
c-- Do the global summation. |
| 469 |
_GLOBAL_SUM_RL( sumvol, mythid ) |
| 470 |
_GLOBAL_SUM_RL( sumarea,mythid ) |
| 471 |
|
| 472 |
shiftvel(2) = sumvol /sumarea |
| 473 |
endif |
| 474 |
cgg End of the obcsnfirst, obcsnchanged loop. |
| 475 |
|
| 476 |
#endif /* BALANCE_CONTROL_VOLFLUX_GLOBAL */ |
| 477 |
|
| 478 |
return |
| 479 |
end |
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