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C $Header: /u/gcmpack/MITgcm_contrib/torge/itd/code/seaice_cost_sss.F,v 1.1 2012/10/24 21:48:53 torge Exp $ | 
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C $Name:  $ | 
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 | 
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#include "SEAICE_OPTIONS.h" | 
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 | 
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c read the area dat file and compare against the averaged salinity file | 
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 | 
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      subroutine seaice_cost_sss( | 
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     &     nnzbar, localbarfile, localbar, xx_localbar_mean_dummy, | 
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     &             areabarfile,   areabar, xx_areabar_mean_dummy, | 
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     &     nnzobs, localobsfile, localobs, mult_local, | 
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     &     nrecloc, localstartdate, localperiod, | 
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     &     localmask, localweight, | 
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     &     spminloc, spmaxloc, spzeroloc, | 
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     &     objf_local, num_local, | 
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     &     myiter, mytime, mythid ) | 
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 | 
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      implicit none | 
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 | 
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c ian fenty | 
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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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#ifdef ALLOW_CAL | 
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# include "cal.h" | 
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#endif | 
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#ifdef ALLOW_COST | 
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# include "optim.h" | 
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# ifdef ALLOW_ECCO | 
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#  include "ecco_cost.h" | 
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# endif | 
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# ifdef ALLOW_SEAICE | 
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#  include "SEAICE_COST.h" | 
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#  include "SEAICE_SIZE.h" | 
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#  include "SEAICE_PARAMS.h" | 
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# endif | 
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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 nnzbar | 
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      integer nnzobs | 
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      integer nrecloc | 
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      integer myiter | 
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      integer mythid | 
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      integer localstartdate(4) | 
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 | 
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      _RL localbar   (1-olx:snx+olx,1-oly:sny+oly,nnzbar,nsx,nsy) | 
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      _RL areabar   (1-olx:snx+olx,1-oly:sny+oly,nnzbar,nsx,nsy) | 
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 | 
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      _RL localobs   (1-olx:snx+olx,1-oly:sny+oly,nnzobs,nsx,nsy) | 
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      _RL localweight(1-olx:snx+olx,1-oly:sny+oly,nsx,nsy) | 
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      _RS localmask  (1-olx:snx+olx,1-oly:sny+oly,nr,nsx,nsy) | 
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      _RL xx_localbar_mean_dummy | 
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      _RL xx_areabar_mean_dummy | 
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      _RL mult_local | 
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      _RL mytime | 
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      _RL localperiod | 
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      _RL spminloc | 
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      _RL spmaxloc | 
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      _RL spzeroloc | 
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      _RL objf_local(nsx,nsy) | 
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      _RL num_local(nsx,nsy) | 
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 | 
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      character*(MAX_LEN_FNAM) areabarfile | 
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      character*(MAX_LEN_FNAM) localbarfile | 
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      character*(MAX_LEN_FNAM) localobsfile | 
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 | 
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#if (defined (ALLOW_ECCO) && defined (ALLOW_COST)) | 
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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 localrec | 
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      integer obsrec | 
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 | 
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      logical doglobalread | 
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      logical ladinit | 
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 | 
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      _RL spval | 
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      parameter (spval = -9999. ) | 
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      _RL localwww | 
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      _RL localcost | 
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      _RL junk | 
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 | 
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      _RL cmask (1-olx:snx+olx,1-oly:sny+oly,nnzobs) | 
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 | 
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      character*(128) fname1, fname2,fname3 | 
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      character*(MAX_LEN_MBUF) msgbuf | 
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 | 
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cnew( | 
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      _RL daytime | 
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      _RL diffsecs | 
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      integer dayiter | 
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      integer daydate(4) | 
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      integer difftime(4) | 
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      integer middate(4) | 
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      integer yday, ymod | 
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      integer md, dd, sd, ld, wd | 
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      integer mody, modm | 
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      integer beginmodel, beginlocal | 
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      logical exst | 
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cnew) | 
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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--   Initialise local variables. | 
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 | 
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      localwww = 0. _d 0 | 
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 | 
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      do bj = jtlo,jthi | 
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        do bi = itlo,ithi | 
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          objf_local(bi,bj) = 0. _d 0 | 
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          num_local(bi,bj) = 0. _d 0 | 
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        enddo | 
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      enddo | 
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 | 
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c--   First, read tiled data. | 
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      doglobalread = .false. | 
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      ladinit      = .false. | 
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 | 
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 | 
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      write(fname1(1:128),'(80a)') ' ' | 
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csss | 
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      write(fname3(1:128),'(80a)') ' ' | 
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 | 
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      il=ilnblnk( localbarfile ) | 
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      write(fname1(1:128),'(2a,i10.10)') | 
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     &     localbarfile(1:il),'.',optimcycle | 
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 | 
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csss | 
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      il=ilnblnk( areabarfile ) | 
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      write(fname3(1:128),'(2a,i10.10)') | 
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     &     areabarfile(1:il),'.',optimcycle | 
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 | 
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      if ( .NOT. ( localobsfile.EQ.' ' ) ) then | 
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 | 
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c--   Loop over records for the second time. | 
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      do irec = 1, nrecloc | 
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 | 
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        if ( nnzbar .EQ. 1 ) then | 
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           call active_read_xy( fname1, localbar, irec, doglobalread, | 
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     &                      ladinit, optimcycle, mythid, | 
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     &                      xx_localbar_mean_dummy ) | 
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        else | 
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           call active_read_xyz( fname1, localbar, irec, doglobalread, | 
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     &                       ladinit, optimcycle, mythid, | 
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     &                       xx_localbar_mean_dummy ) | 
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        endif | 
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 | 
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csss | 
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        if ( nnzbar .EQ. 1 ) then | 
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           call active_read_xy( fname3, areabar, irec, doglobalread, | 
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     &                      ladinit, optimcycle, mythid, | 
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     &                      xx_areabar_mean_dummy ) | 
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        else | 
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           call active_read_xyz( fname3, areabar, irec, doglobalread, | 
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     &                       ladinit, optimcycle, mythid, | 
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     &                       xx_areabar_mean_dummy ) | 
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        endif | 
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 | 
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cnew( | 
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      obsrec = irec | 
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 | 
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      daytime = FLOAT(secondsperday*(irec-1)) + modelstart | 
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      dayiter = hoursperday*(irec-1)+modeliter0 | 
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 | 
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      call cal_getdate( dayiter, daytime, daydate, mythid ) | 
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      call cal_convdate( daydate,yday,md,dd,sd,ld,wd,mythid ) | 
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      ymod = smrareastartdate(1)/10000 | 
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 | 
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#ifdef SEAICE_DEBUG | 
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      print *,'cost_seaice_sss' | 
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      print *,'daydate        ', daydate | 
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      print *,'areaobsfile:  ', localobsfile | 
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      print *,'nrecloc        ', nrecloc | 
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      print *,'obsrec,daytime ', obsrec,daytime | 
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      print *,'dayiter        ', dayiter | 
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      print *,'yday :         ', yday | 
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      print *,'md,dd,sd       ', md,dd,sd | 
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      print *,'ld,wd          ', ld,wd | 
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      print *,'loclstrtdte(1) ', localstartdate(1) | 
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      print *,'ymod, yday     ', ymod,yday | 
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      print *,'smrarstrtdt(1) ', smrareastartdate(1) | 
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      print *,'smrarstartdate ', smrareastartdate | 
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#endif /* SEAICE_DEBUG */ | 
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 | 
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      if ( ymod .EQ. yday ) then | 
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         middate(1) = smrareastartdate(1) | 
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      else | 
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         middate(1) = yday*10000+100+1 | 
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      endif | 
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      middate(2) = 0 | 
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      middate(3) = modelstartdate(3) | 
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      middate(4) = modelstartdate(4) | 
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 | 
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 | 
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      call cal_TimePassed( middate, daydate, difftime, mythid ) | 
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      call cal_ToSeconds( difftime, diffsecs, mythid ) | 
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 | 
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      localrec = int(diffsecs/localperiod) + 1 | 
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 | 
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#ifdef SEAICE_DEBUG | 
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      print *,'middate(1,2)     ',middate(1),middate(2) | 
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      print *,'middate(3,4)     ', middate(3),middate(4) | 
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      print *,'difftime,diffsecs',difftime,diffsecs | 
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      print *,'localrec         ',localrec | 
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#endif | 
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 | 
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      il=ilnblnk(localobsfile) | 
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      write(fname2(1:128),'(2a,i4)') | 
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     &      localobsfile(1:il), '_', yday | 
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      inquire( file=fname2, exist=exst ) | 
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 | 
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#ifdef SEAICE_DEBUG | 
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      print *,'fname2',fname2 | 
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#endif | 
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        if (.NOT. exst) then | 
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           write(fname2(1:128),'(a)') localobsfile(1:il) | 
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           localrec = obsrec | 
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#ifdef SEAICE_DEBUG | 
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           print *,'localrec ', localrec | 
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           print *,'not exist' | 
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#endif | 
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        endif | 
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 | 
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        if ( localrec .GT. 0 ) then | 
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 | 
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#ifdef SEAICE_DEBUG | 
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          print *,'calling mdsreadfile',fname2,localrec | 
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#endif | 
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 | 
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          call mdsreadfield( fname2, cost_iprec, cost_yftype, nnzobs, | 
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     &         localobs, localrec, mythid ) | 
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        else | 
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          do bj = jtlo,jthi | 
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            do bi = itlo,ithi | 
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              do k = 1,nnzobs | 
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                do j = jmin,jmax | 
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                  do i = imin,imax | 
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                     localobs(i,j,k,bi,bj) = spval | 
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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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        endif | 
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cnew) | 
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 | 
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#ifdef SEAICE_DEBUG | 
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          do bj = jtlo,jthi | 
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            do bi = itlo,ithi | 
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              do k = 1,nnzobs | 
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                do i = imin,imax | 
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                  do j = jmin,jmax | 
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                    if (localobs(i,j,k,bi,bj) .LT. -1) THEN | 
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                      print *,'obs rec date: ', -localobs(i,j,1,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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#endif | 
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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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            localcost    = 0. _d 0 | 
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 | 
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c--           Determine the mask on weights | 
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            do k = 1,nnzobs | 
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             do j = jmin,jmax | 
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              do i = imin,imax | 
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               cmask(i,j,k) = cosphi(i,j,bi,bj)*localmask(i,j,k,bi,bj) | 
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                if ( localobs(i,j,k,bi,bj) .lt. spminloc .or. | 
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     &               localobs(i,j,k,bi,bj) .gt. spmaxloc .or. | 
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     &               localobs(i,j,k,bi,bj) .eq. spzeroloc ) then | 
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                   cmask(i,j,k) = 0. _d 0 | 
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                endif | 
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              enddo | 
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             enddo | 
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            enddo | 
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c-- | 
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            do k = 1,nnzobs | 
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             do j = jmin,jmax | 
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              do i = imin,imax | 
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                localwww  = localweight(i,j,bi,bj)*cmask(i,j,k) | 
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 | 
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c only accumulate cost if there is ice observed but not simulated.. | 
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                if ( localobs(i,j,k,bi,bj) .GT. 0.0 .AND. | 
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     &                areabar(i,j,1,bi,bj) .LE. 0.0) then | 
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 | 
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c                if ( localobs(i,j,k,bi,bj) .GT. | 
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c     &               areabar(i,j,1,bi,bj)) then | 
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 | 
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                   junk = ( localbar(i,j,k,bi,bj) - SEAICE_clamp_salt ) | 
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 | 
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c                   junk = localbar(i,j,k,bi,bj) - | 
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c     &                         ( localbar(i,j,k,bi,bj) - 1.0) | 
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                else | 
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                   junk = 0.0 | 
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                endif | 
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 | 
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                localcost = localcost + junk*junk*localwww | 
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 | 
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#ifdef SEAICE_DEBUG | 
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                if ((i == SEAICE_debugPointX) .and. | 
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     &              (j == SEAICE_debugPointY)) then | 
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 | 
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                   print '(A,2i4,3(1x,1P2E15.3))', | 
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     &                 'costg i j sbar, abar,obs     ',i,j, | 
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     &                 localbar(i,j,k,bi,bj), | 
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     &                 areabar(i,j,k,bi,bj), | 
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     &                 localobs(i,j,k,bi,bj) | 
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 | 
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                   print '(A,2i4,2(1x,1P2E15.3))', | 
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     &                 'costg i j bar-obs,wgt,loCost ',i,j, | 
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     &                 junk, | 
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     &                 localwww, | 
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     &                 localcost | 
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                endif | 
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#endif | 
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 | 
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                if ( localwww .ne. 0. ) | 
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     &               num_local(bi,bj) = num_local(bi,bj) + 1. _d 0 | 
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              enddo | 
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             enddo | 
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            enddo | 
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 | 
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            objf_local(bi,bj) = objf_local(bi,bj) + localcost | 
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 | 
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          enddo !/bj | 
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        enddo !/ bi | 
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 | 
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      enddo | 
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c--   End of second loop over records. | 
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 | 
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c--   End of mult_local or localobsfile | 
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      endif | 
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#endif /* ifdef ALLOW_COST */ | 
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 | 
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      end |