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heimbach |
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C $Header: /u/gcmpack/MITgcm/pkg/ecco/cost_theta0.F,v 1.2 2004/10/11 16:38:53 heimbach Exp $ |
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heimbach |
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#include "COST_CPPOPTIONS.h" |
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subroutine cost_theta0( |
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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_zonstress |
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c ================================================================== |
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c |
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c o Calculate the zonal wind stress contribution to the cost function. |
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c |
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c started: Christian Eckert eckert@mit.edu 30-Jun-1999 |
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c |
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c changed: Christian Eckert eckert@mit.edu 25-Feb-2000 |
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c |
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c - Restructured the code in order to create a package |
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c for the MITgcmUV. |
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c |
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c ================================================================== |
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c SUBROUTINE cost_zonstress |
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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 "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 nrec |
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integer irec |
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integer ilfld |
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_RL fctile |
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_RL fcthread |
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_RL tmpx |
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logical doglobalread |
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logical ladinit |
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character*(80) fnamefld |
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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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c-- Read state record from global file. |
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doglobalread = .false. |
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ladinit = .false. |
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irec = 1 |
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#ifdef ALLOW_THETA0_COST_CONTRIBUTION |
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if (optimcycle .ge. 0) then |
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ilfld = ilnblnk( xx_theta_file ) |
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write(fnamefld(1:80),'(2a,i10.10)') |
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& xx_theta_file(1:ilfld),'.',optimcycle |
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endif |
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fcthread = 0. _d 0 |
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call active_read_xyz_loc( fnamefld, tmpfld3d, irec, doglobalread, |
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& ladinit, optimcycle, mythid |
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& , xx_theta_dummy ) |
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c-- Loop over this thread's tiles. |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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c-- Determine the weights to be used. |
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fctile = 0. _d 0 |
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do k = 1,nr |
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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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tmpx = tmpfld3d(i,j,k,bi,bj) |
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heimbach |
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if ( ABS(R_low(i,j,bi,bj)) .LT. 1000. ) |
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& tmpx = tmpx*ABS(R_low(i,j,bi,bj))/1000. |
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heimbach |
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fctile = fctile |
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& + wtheta(k,bi,bj)*cosphi(i,j,bi,bj) |
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& *tmpx*tmpx |
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heimbach |
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if ( wtheta(k,bi,bj)*cosphi(i,j,bi,bj) .ne. 0. ) |
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& num_temp0(bi,bj) = num_temp0(bi,bj) + 1. _d 0 |
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heimbach |
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endif |
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enddo |
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enddo |
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enddo |
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objf_temp0(bi,bj) = objf_temp0(bi,bj) + fctile |
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fcthread = fcthread + fctile |
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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_theta0: 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 (dT(0)) = ', |
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& fctile |
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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 , 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_: 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,d22.15)') |
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& ' global cost function value = ', |
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& fcthread |
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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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#else |
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c-- Do not enter the calculation of the salinity increment |
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c-- contribution to the final cost function. |
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fctile = 0. _d 0 |
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fcthread = 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_theta0 : no contribution of the I.C. in salin. ', |
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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)') ' ' |
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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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