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c $Header: /u/gcmpack/MITgcm/pkg/exf/exf_set_climsst.F,v 1.7 2003/08/04 22:53:42 dimitri Exp $ |
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#include "EXF_CPPOPTIONS.h" |
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subroutine exf_set_climsst( |
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O mycurrenttime |
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I , mycurrentiter |
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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 exf_set_climsst |
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c ================================================================== |
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c |
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c o Get the current climatological sea surface salinity field. |
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c started: Christian Eckert eckert@mit.edu 27-Aug-1999 |
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c changed: Christian Eckert eckert@mit.edu 11-Jan-2000 |
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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 Christian Eckert eckert@mit.edu 12-Feb-2000 |
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c - Changed Routine names (package prefix: exf_) |
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c changed: heimbach@mit.edu 08-Feb-2002 |
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c mods for pkg/seaice: menemenlis@jpl.nasa.gov 20-Dec-2002 |
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c |
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c ================================================================== |
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c SUBROUTINE exf_set_climsst |
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c ================================================================== |
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|
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implicit none |
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|
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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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|
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#include "exf_param.h" |
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#include "exf_constants.h" |
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#include "exf_clim_param.h" |
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#include "exf_clim_fields.h" |
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|
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c == routine arguments == |
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|
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_RL mycurrenttime |
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integer mycurrentiter |
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integer mythid |
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|
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#ifdef ALLOW_CLIMSST_RELAXATION |
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|
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c == local variables == |
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|
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logical first, changed |
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integer count0, count1 |
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_RL fac |
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|
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integer bi, bj |
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integer i, j |
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|
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c == end of interface == |
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|
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if ( climsstfile .NE. ' ' ) then |
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|
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#ifdef ALLOW_CLIM_CYCLIC |
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c record numbers are assumed 1 to 12 corresponding to |
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c Jan. through Dec. |
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call cal_GetMonthsRec( |
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O fac, first, changed, |
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O count0, count1, |
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I mycurrenttime, mycurrentiter, mythid |
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& ) |
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#else |
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c get record numbers and interpolation factor for climsst |
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call exf_GetFFieldRec( |
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I climsststartdate, climsstperiod |
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O , fac, first, changed |
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O , count0, count1 |
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I , mycurrenttime, mycurrentiter, mythid |
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& ) |
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#endif |
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|
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if ( first ) then |
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#ifdef USE_EXF_INTERPOLATION |
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call exf_interp( |
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& climsstfile, exf_clim_iprec |
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& , climsst1, count0, xC, yC |
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& ,climsst_lon0,climsst_lon_inc |
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& ,climsst_lat0,climsst_lat_inc |
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& ,climsst_nlon,climsst_nlat,mythid ) |
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#else |
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call mdsreadfield( climsstfile, exf_clim_iprec |
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& , exf_clim_yftype, 1 |
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& , climsst1, count0, mythid |
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& ) |
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#endif |
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if (exf_clim_yftype .eq. 'RL') then |
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call exf_filter_rl( climsst1, climsstmask, mythid ) |
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else |
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call exf_filter_rs( climsst1, climsstmask, mythid ) |
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end if |
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endif |
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|
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if (( first ) .or. ( changed )) then |
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call exf_SwapFFields( climsst0, climsst1, mythid ) |
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|
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#ifdef USE_EXF_INTERPOLATION |
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call exf_interp( |
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& climsstfile, exf_iprec |
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& , climsst1, count1, xC, yC |
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& ,climsst_lon0,climsst_lon_inc |
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& ,climsst_lat0,climsst_lat_inc |
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& ,climsst_nlon,climsst_nlat,mythid ) |
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#else |
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call mdsreadfield( climsstfile, exf_clim_iprec |
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& , exf_clim_yftype, 1 |
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& , climsst1, count1, mythid |
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& ) |
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#endif |
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if (exf_clim_yftype .eq. 'RL') then |
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call exf_filter_rl( climsst1, climsstmask, mythid ) |
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else |
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call exf_filter_rs( climsst1, climsstmask, mythid ) |
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end if |
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endif |
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|
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c Loop over tiles. |
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do bj = mybylo(mythid),mybyhi(mythid) |
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do bi = mybxlo(mythid),mybxhi(mythid) |
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do j = 1,sny |
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do i = 1,snx |
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|
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c Set to freezing temperature if less |
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if (climsst0(i,j,bi,bj) .lt. climtempfreeze) then |
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climsst0(i,j,bi,bj) = climtempfreeze |
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endif |
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if (climsst1(i,j,bi,bj) .lt. climtempfreeze) then |
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climsst1(i,j,bi,bj) = climtempfreeze |
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endif |
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c Interpolate linearly onto the current time. |
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climsst(i,j,bi,bj) = exf_inscal_sst * ( |
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& fac * climsst0(i,j,bi,bj) + |
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& (exf_one - fac) * climsst1(i,j,bi,bj) ) |
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|
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enddo |
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enddo |
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enddo |
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enddo |
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|
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endif |
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|
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#endif /* ALLOW_CLIMSST_RELAXATION */ |
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|
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end |
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|
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|
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subroutine exf_init_climsst( |
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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 exf_init_climsst |
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c ================================================================== |
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c |
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c o |
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c |
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c started: Ralf.Giering@FastOpt.de 25-Mai-2000 |
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c |
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c ================================================================== |
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c SUBROUTINE exf_init_climsst |
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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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#include "EEPARAMS.h" |
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#include "SIZE.h" |
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|
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#include "exf_fields.h" |
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#include "exf_param.h" |
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#include "exf_clim_param.h" |
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#include "exf_clim_fields.h" |
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|
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c == routine arguments == |
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|
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integer mythid |
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|
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#ifdef ALLOW_CLIMSST_RELAXATION |
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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 i, j |
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|
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c == end of interface == |
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|
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do bj = mybylo(mythid), mybyhi(mythid) |
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do bi = mybxlo(mythid), mybxhi(mythid) |
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do j = 1, sny |
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do i = 1, snx |
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climsst (i,j,bi,bj) = climsstconst |
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climsst0(i,j,bi,bj) = 0. _d 0 |
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climsst1(i,j,bi,bj) = 0. _d 0 |
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enddo |
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enddo |
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enddo |
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enddo |
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|
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#endif /* ALLOW_CLIMSSST_RELAXATION */ |
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|
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end |
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