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heimbach |
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C $Header: /u/gcmpack/MITgcm/pkg/ecco/cost_sss.F,v 1.1 2003/11/06 22:10:08 heimbach Exp $ |
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heimbach |
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#include "COST_CPPOPTIONS.h" |
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subroutine cost_sss( |
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I myiter, |
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I mytime, |
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I mythid |
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& ) |
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c ================================================================== |
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c SUBROUTINE cost_sss |
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c ================================================================== |
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c |
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c o Evaluate cost function contribution of sea surface salinity. |
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c |
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c started: Elisabeth Remy 19-mar-2001 copy from cost_sst.F |
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c |
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c ================================================================== |
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c SUBROUTINE cost_sss |
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c ================================================================== |
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implicit none |
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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 "GRID.h" |
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#include "DYNVARS.h" |
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#include "cal.h" |
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#include "ecco_cost.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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integer myiter |
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_RL mytime |
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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 irec |
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integer levmon |
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integer levoff |
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integer ilsalt |
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_RL fctile_sss |
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_RL fcthread_sss |
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_RL cmask (1-olx:snx+olx,1-oly:sny+oly) |
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_RL spval |
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character*(80) fnamesalt |
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logical doglobalread |
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logical ladinit |
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character*(MAX_LEN_MBUF) msgbuf |
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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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jmin = 1 |
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jmax = sny |
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imin = 1 |
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imax = snx |
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spval = -9.0 |
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c-- Read tiled data. |
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doglobalread = .false. |
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ladinit = .false. |
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#ifdef ALLOW_SSS_COST_CONTRIBUTION |
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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,i8.8)') |
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& ' cost_sss: number of records to process = ',nmonsrec |
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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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if (optimcycle .ge. 0) then |
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ilsalt = ilnblnk( sbarfile ) |
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write(fnamesalt(1:80),'(2a,i10.10)') |
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& sbarfile(1:ilsalt),'.',optimcycle |
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endif |
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fcthread_sss = 0. _d 0 |
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c-- Loop over records. |
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do irec = 1,nmonsrec |
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c-- Read time averages and the monthly mean data. |
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call active_read_xyz( fnamesalt, sbar, irec, |
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& doglobalread, ladinit, |
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& optimcycle, mythid, |
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& xx_sbar_mean_dummy ) |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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c-- Loop over the model layers |
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fctile_sss = 0. _d 0 |
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k = 1 |
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call cost_ReadSSSFields( irec, mythid ) |
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c-- Determine the mask on weights |
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do j = jmin,jmax |
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do i = imin,imax |
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cmask(i,j) = 1. _d 0 |
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if (sssdat(i,j,bi,bj) .eq. 0.) then |
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cmask(i,j) = 0. _d 0 |
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endif |
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if (sssdat(i,j,bi,bj) .lt. spval) then |
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cmask(i,j) = 0. _d 0 |
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endif |
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cph( |
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cph print *, 'WARNING: SPECIFIC SETUP FOR ECCO' |
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cph below statement could be replaced by following |
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cph to make it independnet of Nr: |
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cph |
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cph if ( rC(K) .GT. -1000. ) then |
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cph) |
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c set cmask=0 in areas shallower than 1000m |
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if (_hFacC(i,j,13,bi,bj) .eq. 0.) then |
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cmask(i,j) = 0. _d 0 |
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endif |
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enddo |
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enddo |
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c-- Compute cost rel. to monthly SSS field. |
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do j = jmin,jmax |
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do i = imin,imax |
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if (_hFacC(i,j,k,bi,bj) .ne. 0.) then |
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fctile_sss = fctile_sss + |
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& wsss(i,j,bi,bj)*cosphi(i,j,bi,bj)*cmask(i,j)* |
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& ( (sbar(i,j,k,bi,bj)-sssdat(i,j,bi,bj))* |
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& (sbar(i,j,k,bi,bj)-sssdat(i,j,bi,bj))* |
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& sssmask(i,j,bi,bj) ) |
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endif |
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enddo |
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enddo |
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fcthread_sss = fcthread_sss + fctile_sss |
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objf_sss(bi,bj) = objf_sss(bi,bj) + fctile_sss |
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#ifdef ECCO_VERBOSE |
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c-- Print cost function for each tile in each thread. |
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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,i8.8,1x,i3.3,1x,i3.3)') |
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& ' cost_sss: irec,bi,bj = ',irec,bi,bj |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a,d22.15)') |
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& ' cost function (sss) = ', |
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& fctile_sss |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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#endif |
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enddo |
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enddo |
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#ifdef ECCO_VERBOSE |
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c-- Print cost function for all tiles. |
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_GLOBAL_SUM_R8( fcthread_sss , 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,i8.8)') |
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& ' cost_sss: irec = ',irec |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a,a,d22.15)') |
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& ' global cost function value', |
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& ' ( SST ) = ',fcthread_sss |
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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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#endif |
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enddo |
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c-- End of loop over records. |
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#else |
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c-- Do not enter the calculation of the temperature contribution to |
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c-- the final cost function. |
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fctile_sss = 0. _d 0 |
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fcthread_sss = 0. _d 0 |
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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,a)') |
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& ' cost_sss: no contribution of temperature field ', |
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& 'to cost function.' |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a,a,i9.8)') |
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& ' cost_sss: number of records that would have', |
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& ' been processed: ',nmonsrec |
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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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#endif |
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return |
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end |
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