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C $Header: /u/gcmpack/MITgcm/pkg/ecco/cost_generic.F,v 1.26 2014/10/07 14:45:53 gforget 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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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: cost_generic |
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C !INTERFACE: |
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subroutine cost_generic( |
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& nnzbar, localbarfile, localbar, dummy, |
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& nnzobs, localobsfile, mult_local, |
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& nrecloc, nrecobs, |
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& localstartdate, localperiod, |
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& ylocmask, localweight, |
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& spminloc, spmaxloc, spzeroloc, |
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& preproc, preproc_c, preproc_i, preproc_r, |
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& posproc, posproc_c, posproc_i, posproc_r, |
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& outlev, outname, |
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& objf_local, num_local, |
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& myiter, mytime, mythid ) |
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|
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C !DESCRIPTION: \bv |
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C Generic routine for evaluating time-dependent |
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c cost function contribution |
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C \ev |
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|
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C !USES: |
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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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#ifdef ALLOW_CAL |
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# include "cal.h" |
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#endif |
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#ifdef ALLOW_ECCO |
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# include "ecco.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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#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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integer mythid |
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integer nnzbar, nnzobs |
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integer nrecloc, nrecobs |
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integer localstartdate(4) |
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integer outlev |
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integer preproc_i(NGENPPROC) |
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integer posproc_i(NGENPPROC) |
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|
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_RL objf_local(nsx,nsy) |
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_RL num_local(nsx,nsy) |
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_RL localbar (1-olx:snx+olx,1-oly:sny+oly,nnzbar,nsx,nsy) |
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_RL localweight(1-olx:snx+olx,1-oly:sny+oly,nnzobs,nsx,nsy) |
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_RL 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 preproc_r(NGENPPROC) |
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_RL posproc_r(NGENPPROC) |
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|
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character*(1) ylocmask |
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character*(MAX_LEN_FNAM) localbarfile |
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character*(MAX_LEN_FNAM) localobsfile |
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character*(MAX_LEN_FNAM) preproc(NGENPPROC) |
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character*(MAX_LEN_FNAM) preproc_c(NGENPPROC) |
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character*(MAX_LEN_FNAM) posproc(NGENPPROC) |
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character*(MAX_LEN_FNAM) posproc_c(NGENPPROC) |
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character*(MAX_LEN_FNAM) outname |
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|
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#ifdef ALLOW_ECCO |
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|
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c == local variables == |
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|
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integer bi,bj |
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integer itlo,ithi |
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integer jtlo,jthi |
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integer irec |
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integer il |
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integer localrec, obsrec |
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|
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_RL localmask (1-olx:snx+olx,1-oly:sny+oly,nr,nsx,nsy) |
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_RL localobs (1-olx:snx+olx,1-oly:sny+oly,nnzobs,nsx,nsy) |
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_RL localdif (1-olx:snx+olx,1-oly:sny+oly,nnzobs,nsx,nsy) |
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_RL difmask (1-olx:snx+olx,1-oly:sny+oly,nnzobs,nsx,nsy) |
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|
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character*(128) fname1, fname2, fname3 |
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|
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logical exst |
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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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CEOP |
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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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|
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c-- Initialise local variables. |
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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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call ecco_zero(localobs,nnzobs,zeroRL,myThid) |
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call ecco_zero(localdif,nnzobs,zeroRL,myThid) |
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call ecco_zero(difmask,nnzobs,zeroRL,myThid) |
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|
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c-- Assign mask |
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if ( ylocmask .EQ. 'C' .OR. ylocmask .EQ. 'c' ) then |
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call ecco_cprsrl(maskC,nr,localmask,nr,myThid) |
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elseif ( ylocmask .EQ. 'S' .OR. ylocmask .EQ. 's' ) then |
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call ecco_cprsrl(maskS,nr,localmask,nr,myThid) |
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elseif ( ylocmask .EQ. 'W' .OR. ylocmask .EQ. 'w' ) then |
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call ecco_cprsrl(maskW,nr,localmask,nr,myThid) |
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else |
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STOP 'cost_generic: wrong ylocmask' |
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endif |
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|
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c-- reset nrecloc, if needed, according to preproc |
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if ( preproc(1) .EQ. 'climmon') nrecloc=MIN(nrecloc,12) |
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|
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if ( .NOT. ( localobsfile.EQ.' ' ) ) then |
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|
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c-- loop over obsfile records |
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do irec = 1, nrecloc |
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|
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c-- determine records and file names |
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exst=.FALSE. |
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call cost_gencal(localbarfile, localobsfile, |
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& irec, localstartdate, localperiod, fname1, |
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& fname2, localrec, obsrec, exst, mythid ) |
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|
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c-- load model average and observed average |
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call cost_genread( fname1, localbar, irec, nnzbar, |
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& preproc, dummy, mythid ) |
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|
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call ecco_zero(localobs,nnzobs,spzeroloc,myThid) |
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if ( (localrec .GT. 0).AND.(obsrec .GT. 0).AND.(exst) ) |
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& call mdsreadfield( fname2, cost_iprec, cost_yftype, nnzobs, |
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& localobs, localrec, mythid ) |
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|
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c-- Compute masked model-data difference |
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call ecco_diffmsk( localbar, nnzbar, localobs, nnzobs, |
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& localmask, spminloc, spmaxloc, spzeroloc, |
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& localdif, difmask, myThid ) |
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|
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#ifdef ALLOW_SMOOTH |
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if ( (useSMOOTH).AND.(posproc(1).EQ.'smooth') ) |
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& call smooth_hetero2d(localdif,maskc, |
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& posproc_c(1),posproc_i(1),mythid) |
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#endif |
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|
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c-- Compute normalized model-obs cost function |
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call ecco_addcost( |
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I localdif, localweight, difmask, nnzobs, |
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I objf_local, num_local, |
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I myThid |
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& ) |
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|
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c-- output model-data difference to disk |
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if ( outlev.GT.0 ) then |
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il=ilnblnk(outname) |
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write(fname3(1:128),'(2a)') 'misfit_', outname(1:il) |
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if ( nnzobs.EQ.1 ) CALL |
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& WRITE_REC_XY_RL( fname3, localdif,irec, eccoiter, mythid ) |
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if ( nnzobs.EQ.nr ) CALL |
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& WRITE_REC_XYZ_RL( fname3, localdif,irec, eccoiter, mythid ) |
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endif |
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|
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enddo |
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c-- End of loop over obsfile records. |
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|
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endif |
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|
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#endif /* ALLOW_ECCO */ |
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|
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end |
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