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C $Header: /u/gcmpack/MITgcm/pkg/fizhi/update_ocean_exports.F,v 1.12 2004/07/20 16:24:49 molod Exp $ |
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molod |
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C $Name: $ |
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#include "FIZHI_OPTIONS.h" |
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subroutine update_ocean_exports (myTime, myIter, myThid) |
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c---------------------------------------------------------------------- |
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c Subroutine update_ocean_exports - 'Wrapper' routine to update |
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c the fields related to the ocean's surface that are needed |
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c by fizhi (sst and sea ice extent). |
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c |
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c Call: getsst (Return the current sst field-read dataset if needed) |
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c getsice (Return the current sea ice field-read data if needed) |
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c----------------------------------------------------------------------- |
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implicit none |
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#include "SIZE.h" |
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#include "GRID.h" |
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#include "fizhi_ocean_coms.h" |
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#include "EEPARAMS.h" |
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#include "chronos.h" |
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integer myTime, myIter, myThid |
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integer i, j, bi, bj, biglobal, bjglobal |
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integer im1, im2, jm1, jm2, idim1, idim2, jdim1, jdim2 |
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integer nSxglobal, nSyglobal |
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integer ksst,kice |
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_RL sstmin |
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parameter ( sstmin = 273.16 ) |
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idim1 = 1-OLx |
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idim2 = sNx+OLx |
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jdim1 = 1-OLy |
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jdim2 = sNy+OLy |
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im1 = 1 |
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im2 = sNx |
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jm1 = 1 |
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jm2 = sNy |
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nSxglobal = nSx*nPx |
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nSyglobal = nSy*nPy |
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call mdsfindunit( ksst, myThid ) |
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call mdsfindunit( kice, myThid ) |
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C*********************************************************************** |
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DO BJ = myByLo(myThid),myByHi(myThid) |
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DO BI = myBxLo(myThid),myBxHi(myThid) |
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biglobal=bi+(myXGlobalLo-1)/im2 |
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bjglobal=bj+(myYGlobalLo-1)/jm2 |
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call getsst(ksst,idim1,idim2,jdim1,jdim2,im1,im2,jm1,jm2,nSx, |
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. nSy,nSxglobal,nSyglobal,bi,bj,biglobal,bjglobal,nymd,nhms,sst) |
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call getsice(kice,idim1,idim2,jdim1,jdim2,im1,im2,jm1,jm2,nSx, |
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. nSy,nSxglobal,nSyglobal,bi,bj,biglobal,bjglobal,nymd,nhms,sice) |
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c Check for Minimum Open-Water SST |
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c -------------------------------- |
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do j=jm1,jm2 |
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do i=im1,im2 |
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if(sice(i,j,bi,bj).eq.0.0 .and. sst(i,j,bi,bj).lt.sstmin) |
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. sst(i,j,bi,bj) = sstmin |
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enddo |
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enddo |
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ENDDO |
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ENDDO |
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return |
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end |
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subroutine getsice(iunit,idim1,idim2,jdim1,jdim2,im1,im2,jm1,jm2, |
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. nSumx,nSumy,nPgx,nPgy,bi,bj,biglobal,bjglobal,nymd,nhms,sice) |
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C************************************************************************ |
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C |
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C!ROUTINE: GETSICE |
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C!DESCRIPTION: GETSICE returns the sea ice depth. |
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C! This routine is adaptable for any frequency |
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C! data upto a daily frequency. |
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C! note: for diurnal data ndmax should be increased. |
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C |
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C!INPUT PARAMETERS: |
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C! iunit Unit number assigned to the sice data file |
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C! idim1 Start dimension in x-direction |
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C! idim2 End dimension in x-direction |
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C! jdim1 Start dimension in y-direction |
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C! jdim2 End dimension in y-direction |
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C! im1 Begin of x-direction span for filling sice |
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C! im2 End of x-direction span for filling sice |
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C! jm1 Begin of y-direction span for filling sice |
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C! jm2 End of y-direction span for filling sice |
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C! nSumx Number of processors in x-direction (local processor) |
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C! nSumy Number of processors in y-direction (local processor) |
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C! nPgx Number of processors in x-direction (global) |
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C! nPgx Number of processors in y-direction (global) |
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C! bi Processor number in x-direction (local to processor) |
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C! bj Processor number in y-direction (local to processor) |
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C! biglobal Processor number in x-direction (global) |
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C! bjglobal Processor number in y-direction (global) |
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C! nymd YYMMDD of the current model timestep |
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C! nhms HHMMSS of the model time |
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C |
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C!OUTPUT PARAMETERS: |
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C! sice(idim1:idim2,jdim1:jdim2,nSumx,nSumy) Sea ice depth in meters |
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C |
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C!ROUTINES CALLED: |
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C |
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C! bcdata Reads the data for a given unit number |
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C! bcheader Reads the header info for a given unit number |
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C! interp_time Returns weights for linear interpolation |
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C |
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C-------------------------------------------------------------------------- |
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implicit none |
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#include "SIZE.h" |
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molod |
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integer iunit,idim1,idim2,jdim1,jdim2,im1,im2,jm1,jm2,nSumx,nSumy |
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integer nPgx,nPgy,bi,bj,biglobal,bjglobal,nymd,nhms |
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_RL sice(idim1:idim2,jdim1:jdim2,nSumx,nSumy) |
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integer i,j |
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do j = jm1,jm2 |
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do i = im1,im2 |
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sice(i,j,bi,bj) = 0. |
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enddo |
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enddo |
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return |
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end |
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subroutine getsst(iunit,idim1,idim2,jdim1,jdim2,im1,im2,jm1,jm2, |
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. nSumx,nSumy,nPgx,nPgy,bi,bj,biglobal,bjglobal,nymd,nhms,sst) |
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C************************************************************************ |
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C |
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C!ROUTINE: GETSST |
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C!DESCRIPTION: GETSST gets the SST data. |
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C! This routine is adaptable for any frequency |
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C! data upto a daily frequency. |
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C! note: for diurnal data ndmax should be increased. |
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C |
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C!INPUT PARAMETERS: |
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C! iunit Unit number assigned to the sice data file |
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C! idim1 Start dimension in x-direction |
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C! idim2 End dimension in x-direction |
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C! jdim1 Start dimension in y-direction |
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C! jdim2 End dimension in y-direction |
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C! im1 Begin of x-direction span for filling sice |
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C! im2 End of x-direction span for filling sice |
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C! jm1 Begin of y-direction span for filling sice |
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C! jm2 End of y-direction span for filling sice |
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C! nSumx Number of processors in x-direction (local processor) |
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C! nSumy Number of processors in y-direction (local processor) |
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C! nPgx Number of processors in x-direction (global) |
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C! nPgy Number of processors in y-direction (global) |
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C! bi Processor number in x-direction (local to processor) |
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C! bj Processor number in y-direction (local to processor) |
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C! biglobal Processor number in x-direction (global) |
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C! bjglobal Processor number in y-direction (global) |
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C! nymd YYMMDD of the current model timestep |
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C! nhms HHMMSS of the model time |
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C |
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C!OUTPUT PARAMETERS: |
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C! sst(idim1:idim2,jdim1:jdim2,nSumx,nSumy) Sea surface temperature (K) |
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C |
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C!ROUTINES CALLED: |
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C |
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C! bcdata Reads the data for a given unit number |
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C! bcheader Reads the header info for a given unit number |
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C! interp_time Returns weights for linear interpolation |
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C |
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C-------------------------------------------------------------------------- |
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implicit none |
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#include "SIZE.h" |
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integer iunit,idim1,idim2,jdim1,jdim2,im1,im2,jm1,jm2,nSumx,nSumy |
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integer nPgx,nPgy,bi,bj,biglobal,bjglobal,nymd,nhms |
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_RL sst(idim1:idim2,jdim1:jdim2,nSumx,nSumy) |
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integer i,j |
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molod |
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do j = jm1,jm2 |
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do i = im1,im2 |
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sst(i,j,bi,bj) = 280. |
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enddo |
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enddo |
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return |
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end |
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