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C $Header: /usr/local/gcmpack/MITgcm_contrib/ocean_inversion_project/code/ptracers_init.F,v 1.6 2003/10/21 07:31:11 dimitri Exp $ |
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C $Name: $ |
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|
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#include "PTRACERS_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: PTRACERS_INIT |
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|
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C !INTERFACE: ========================================================== |
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SUBROUTINE PTRACERS_INIT( myThid ) |
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|
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C !DESCRIPTION: |
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C Initialize PTRACERS data structures |
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C This file is customized to compute CO2 perturbations from |
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C 30 ocean regions for Gruber's ocean inversion project. |
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|
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C !USES: =============================================================== |
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IMPLICIT NONE |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "PTRACERS.h" |
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|
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|
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C !INPUT PARAMETERS: =================================================== |
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C myThid :: thread number |
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INTEGER myThid |
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|
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C !OUTPUT PARAMETERS: ================================================== |
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C none |
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|
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#ifdef ALLOW_PTRACERS |
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|
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C !LOCAL VARIABLES: ==================================================== |
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C i,j,k,bi,bj,iTracer :: loop indices |
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INTEGER i,j,k,bi,bj,iTracer,iMonth,iUnit,iRec |
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CHARACTER*(10) suff |
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_RL SumPtracer |
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|
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#ifdef OCEAN_INVERSION_NETCDF |
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Real*8 global(Nx,Ny) |
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_RL local(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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Real lon(Nx,Ny),bounds_lon(Nx,Ny,2,2) |
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Real lat(Nx,Ny),bounds_lat(Nx,Ny,2,2) |
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Real depth(Nr),bounds_depth(Nr,2) |
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Real MASK(Nx,Ny,Nr) |
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Real AREA(Nx,Ny) |
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Real BATHY(Nx,Ny) |
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Real REGION_MASK(Nx,Ny,PTRACERS_num) |
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Real REGION_AREA(PTRACERS_num) |
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#endif /* OCEAN_INVERSION_NETCDF */ |
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|
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CEOP |
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|
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C Loop over tracers |
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DO iTracer = 1, PTRACERS_num |
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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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|
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C Initialize arrays in common blocks : |
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DO k=1,Nr |
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DO j=1-Oly,sNy+OLy |
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DO i=1-Olx,sNx+Olx |
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pTracer(i,j,k,bi,bj,iTracer) = 0. _d 0 |
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gPtr(i,j,k,bi,bj,iTracer) = 0. _d 0 |
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gPtrNM1(i,j,k,bi,bj,iTracer) = 0. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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DO j=1-Oly,sNy+OLy |
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DO i=1-Olx,sNx+Olx |
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surfaceTendencyPtr(i,j,bi,bj,iTracer) = 0. _d 0 |
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ENDDO |
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ENDDO |
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|
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C end bi,bj loops |
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ENDDO |
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ENDDO |
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|
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C end of Tracer loop |
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ENDDO |
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|
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C Read from a pickup file if nIter0 is not zero |
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IF (nIter0.NE.0) THEN |
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C-- Suffix for pickup files |
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IF (pickupSuff.EQ.' ') THEN |
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WRITE(suff,'(I10.10)') nIter0 |
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ELSE |
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WRITE(suff,'(A10)') pickupSuff |
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ENDIF |
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CALL PTRACERS_READ_CHECKPOINT( nIter0,myThid ) |
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ENDIF |
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|
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C Initialize pTracerMasks |
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CALL PTRACERS_READ_MASK ( mythid ) |
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|
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C Initialize pTracerTakahashi |
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CALL PTRACERS_READ_Takahashi ( mythid ) |
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|
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C Normalize pTracerTakahashi so that 1e18 mol/yr is released |
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C from each model region defined in pTracerMasks. |
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C It is assumed that each year is 365.25 days (31557600 s) |
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C long and that each month is 2629800 s. |
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|
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DO iTracer = 1, PTRACERS_num |
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SumPtracer = 0. |
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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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DO iMonth=1,12 |
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SumPtracer = SumPtracer + 2629800. * rA(I,J,bi,bj) * |
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& pTracerMasks (I,J,iTracer,bi,bj) * |
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& pTracerTakahashi(I,J,iMonth ,bi,bj) |
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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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_GLOBAL_SUM_R8( SumPtracer, myThid ) |
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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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DO iMonth=1,12 |
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IF ( pTracerMasks(I,J,iTracer,bi,bj) .eq. 1. ) |
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& pTracerTakahashi(I,J,iMonth ,bi,bj) = 1.e18 * |
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& pTracerTakahashi(I,J,iMonth ,bi,bj) / SumPtracer |
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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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|
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#ifdef OCEAN_INVERSION_PROJECT_TIME_DEPENDENT |
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C Initialize atmospheric CO2 array |
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call mdsfindunit( iUnit, mythid) |
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open(iUnit,file='splco2_cis92a.dat',status='old',form="FORMATTED") |
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do iRec=1,pTracerAtm_Nrec |
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read(iUnit,*) pTracerAtmYear(iRec), pTracerAtmCO2(iRec) |
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cdb print*, '###', iRec, pTracerAtmYear(iRec), pTracerAtmCO2(iRec) |
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enddo |
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close(iUnit) |
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#endif /* OCEAN_INVERSION_PROJECT_TIME_DEPENDENT */ |
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|
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#ifdef OCEAN_INVERSION_NETCDF |
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|
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C-- lon |
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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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local (i,j,bi,bj) = xC (i,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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call gather_2d ( global, local, myThid ) |
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DO j=1,Ny |
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DO i=1,Nx |
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if ( global(i,j) .gt. 180. ) then |
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lon (i,j) = global(i,j) - 360. |
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else |
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lon (i,j) = global(i,j) |
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endif |
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ENDDO |
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ENDDO |
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|
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C-- bounds_lon |
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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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local (i,j,bi,bj) = xG (i,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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call gather_2d ( global, local, myThid ) |
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DO j=1,Ny |
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DO i=1,Nx |
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if ( global(i,j) .gt. 180. ) then |
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bounds_lon (i,j,1,1) = global(i,j) - 360. |
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bounds_lon (i,j,1,2) = global(i,j) - 360. |
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else |
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bounds_lon (i,j,1,1) = global(i,j) |
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bounds_lon (i,j,1,2) = global(i,j) |
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endif |
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ENDDO |
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ENDDO |
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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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local (i,j,bi,bj) = xG (i+1,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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call gather_2d ( global, local, myThid ) |
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DO j=1,Ny |
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DO i=1,Nx |
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if ( global(i,j) .gt. 180. ) then |
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bounds_lon (i,j,2,1) = global(i,j) - 360. |
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bounds_lon (i,j,2,2) = global(i,j) - 360. |
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else |
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bounds_lon (i,j,2,1) = global(i,j) |
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bounds_lon (i,j,2,2) = global(i,j) |
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endif |
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ENDDO |
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ENDDO |
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|
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C-- lat |
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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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local (i,j,bi,bj) = yC (i,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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call gather_2d ( global, local, myThid ) |
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DO j=1,Ny |
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DO i=1,Nx |
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lat (i,j) = global(i,j) |
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ENDDO |
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ENDDO |
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|
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C-- bounds_lat |
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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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local (i,j,bi,bj) = yG (i,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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call gather_2d ( global, local, myThid ) |
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DO j=1,Ny |
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DO i=1,Nx |
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bounds_lat (i,j,1,1) = global(i,j) |
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bounds_lat (i,j,2,1) = global(i,j) |
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ENDDO |
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ENDDO |
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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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local (i,j,bi,bj) = yG (i,j+1,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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call gather_2d ( global, local, myThid ) |
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DO j=1,Ny |
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DO i=1,Nx |
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bounds_lat (i,j,1,2) = global(i,j) |
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bounds_lat (i,j,2,2) = global(i,j) |
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ENDDO |
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ENDDO |
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|
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C-- AREA |
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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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local (i,j,bi,bj) = rA (i,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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call gather_2d ( global, local, myThid ) |
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DO j=1,Ny |
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DO i=1,Nx |
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AREA (i,j) = global(i,j) |
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ENDDO |
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ENDDO |
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|
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C-- BATHY |
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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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local (i,j,bi,bj) = R_low (i,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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call gather_2d ( global, local, myThid ) |
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DO j=1,Ny |
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DO i=1,Nx |
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BATHY (i,j) = abs ( global(i,j) ) |
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ENDDO |
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ENDDO |
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|
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C-- MASK |
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DO k=1,Nr |
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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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local (i,j,bi,bj) = hFacC (i,j,k,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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call gather_2d ( global, local, myThid ) |
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DO j=1,Ny |
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DO i=1,Nx |
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MASK (i,j,k) = global(i,j) |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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C-- REGION_MASK |
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DO iTracer = 1, PTRACERS_num |
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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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local (i,j,bi,bj) = pTracerMasks(i,j,iTracer,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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call gather_2d ( global, local, myThid ) |
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DO j=1,Ny |
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DO i=1,Nx |
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REGION_MASK (i,j,iTracer) = global(i,j) |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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C-- depth, bounds_depth |
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DO k=1,Nr |
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depth (k ) = abs ( rC (k) ) |
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bounds_depth (k,1) = abs ( rF (k+1) ) |
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bounds_depth (k,2) = abs ( rF (k) ) |
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ENDDO |
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|
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DO iTracer = 1, PTRACERS_num |
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REGION_AREA (iTracer) = 0. |
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DO j=1,Ny |
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DO i=1,Nx |
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REGION_AREA (iTracer) = REGION_AREA (iTracer) + |
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& REGION_MASK (i,j,iTracer) * AREA (i,j) |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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C-- Master thread of process 0 writes netcdf output file |
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_BEGIN_MASTER( myThid ) |
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#ifdef ALLOW_USE_MPI |
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IF( mpiMyId .EQ. 0 ) THEN |
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#endif |
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call WRITE_NC_MaskAreaBathy( |
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& 'ECCO','MIT GCM Release 1', |
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& Nx,Ny,Nr,PTRACERS_num, |
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& lon,bounds_lon,lat,bounds_lat,depth,bounds_depth, |
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& MASK,AREA,BATHY,REGION_MASK,REGION_AREA) |
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#ifdef ALLOW_USE_MPI |
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ENDIF |
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#endif |
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_END_MASTER( myThid ) |
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|
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#endif /* OCEAN_INVERSION_NETCDF */ |
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|
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#endif /* ALLOW_PTRACERS */ |
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|
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RETURN |
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END |
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