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C $Header: /u/gcmpack/MITgcm/pkg/ecco/cost_ctdsclim.F,v 1.9 2012/08/10 19:45:25 jmc Exp $ |
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C $Name: $ |
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|
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#include "ECCO_OPTIONS.h" |
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|
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subroutine cost_ctdsclim( |
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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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|
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c ================================================================== |
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c SUBROUTINE cost_Ctdsclim |
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c ================================================================== |
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c |
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c o Evaluate cost function contribution of salinity. |
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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 changed: Patrick Heimbach heimbach@mit.edu 27-May-2000 |
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c |
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c - set ladinit to .true. to initialise adsbar file |
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c |
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c ================================================================== |
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c SUBROUTINE cost_Ctdsclim |
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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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#ifdef ALLOW_CTDSCLIM_COST_CONTRIBUTION |
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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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|
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#include "cal.h" |
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#include "ecco_cost.h" |
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#include "CTRL_SIZE.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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#endif |
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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 ALLOW_CTDSCLIM_COST_CONTRIBUTION |
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c == local variables == |
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|
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_RS one_rs |
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parameter( one_rs = 1. ) |
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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 levmon |
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integer levoff |
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integer ilctdsclim |
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|
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_RL fctile |
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_RL fcthread |
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|
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_RL cmask (1-olx:snx+olx,1-oly:sny+oly) |
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_RL spval |
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|
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character*(80) fnamesalt |
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|
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logical doglobalread |
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logical ladinit |
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|
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character*(MAX_LEN_MBUF) msgbuf |
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|
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#ifdef GENERIC_BAR_MONTH |
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integer mrec, nyears, iyear |
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#endif |
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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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spval = -9990. |
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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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if (optimcycle .ge. 0) then |
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ilctdsclim = ilnblnk( sbarfile ) |
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write(fnamesalt(1:80),'(2a,i10.10)') |
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& sbarfile(1:ilctdsclim),'.',optimcycle |
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endif |
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|
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fcthread = 0. _d 0 |
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|
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#ifdef GENERIC_BAR_MONTH |
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c-- Loop over month |
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do irec = 1,12 |
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nyears=int((nmonsrec-irec)/12)+1 |
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if(nyears.gt.0) then |
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do iyear=1,nyears |
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mrec=irec+(iyear-1)*12 |
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c-- Read time averages and the monthly mean data. |
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call active_read_xyz( fnamesalt, sbar, mrec, |
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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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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(iyear.eq.1) then |
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sbar_gen(i,j,k,bi,bj) =sbar(i,j,k,bi,bj) |
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elseif(iyear.eq.nyears) then |
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sbar(i,j,k,bi,bj) =(sbar_gen(i,j,k,bi,bj) |
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$ +sbar(i,j,k,bi,bj))/float(nyears) |
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else |
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sbar_gen(i,j,k,bi,bj) =sbar_gen(i,j,k,bi,bj) |
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$ +sbar(i,j,k,bi,bj) |
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endif |
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enddo |
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enddo |
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enddo |
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enddo |
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enddo |
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enddo |
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#else |
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c-- Loop over records. |
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do irec = 1,nmonsrec |
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|
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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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#endif |
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c-- Determine the month to be read. |
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levoff = mod(modelstartdate(1)/100,100) |
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levmon = (irec-1) + levoff |
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levmon = mod(levmon-1,12)+1 |
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|
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call mdsreadfield( ctdsclimfile, cost_iprec, cost_yftype, |
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& nr, sdat, levmon, mythid) |
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|
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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-- Loop over the model layers |
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fctile = 0. _d 0 |
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do k = 1,nr |
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|
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c-- Determine the mask or 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 (sdat(i,j,k,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 (sdat(i,j,k,bi,bj) .lt. spval) 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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|
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c-- Compute model data misfit and cost function term for |
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c the salinity 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 = fctile + |
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& (wsalt2(i,j,k,bi,bj)*cosphi(i,j,bi,bj)* |
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& cmask(i,j)* |
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& (sbar(i,j,k,bi,bj) - sdat(i,j,k,bi,bj))* |
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& (sbar(i,j,k,bi,bj) - sdat(i,j,k,bi,bj)) ) |
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endif |
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enddo |
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enddo |
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|
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enddo |
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c-- End of loop over layers. |
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|
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fcthread = fcthread + fctile |
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objf_ctdsclim(bi,bj) = objf_ctdsclim(bi,bj) + fctile |
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|
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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_Ctdsclim: 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 (salinity) = ', |
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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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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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|
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enddo |
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enddo |
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|
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#ifdef ECCO_VERBOSE |
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c-- Print cost function for all tiles. |
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_GLOBAL_SUM_RL( 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_Ctdsclim: 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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& ' (salinity) = ',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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|
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#ifdef GENERIC_BAR_MONTH |
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endif |
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#endif |
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enddo |
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c-- End of loop over records. |
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|
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#endif |
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|
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return |
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end |
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