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C $Header: /u/gcmpack/MITgcm/pkg/streamice/streamice_timestep.F,v 1.5 2015/03/23 14:07:16 dgoldberg Exp $ |
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C $Name: $ |
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|
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#include "STREAMICE_OPTIONS.h" |
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#ifdef ALLOW_AUTODIFF |
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# include "AUTODIFF_OPTIONS.h" |
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#endif |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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CBOP |
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SUBROUTINE STREAMICE_TIMESTEP ( myThid, myIter, |
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& iLoop, myTime ) |
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|
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C /============================================================\ |
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C | SUBROUTINE | |
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C | o | |
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C |============================================================| |
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C | | |
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C \============================================================/ |
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IMPLICIT NONE |
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|
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C === Global variables === |
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#include "SIZE.h" |
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#include "GRID.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "STREAMICE.h" |
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#ifdef ALLOW_AUTODIFF |
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# include "STREAMICE_ADV.h" |
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# include "STREAMICE_BDRY.h" |
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# include "STREAMICE_CG.h" |
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#endif |
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#ifdef ALLOW_AUTODIFF_TAMC |
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# include "tamc.h" |
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#endif |
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|
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INTEGER myThid, myIter, iLoop |
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_RL myTime |
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LOGICAL DIFFERENT_MULTIPLE |
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EXTERNAL DIFFERENT_MULTIPLE |
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|
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#ifdef ALLOW_STREAMICE |
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|
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INTEGER i, j, bi, bj, ki, kj |
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! _RL Iratio, Imin_ratio, time_step_remain, local_u_max |
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! _RL ratio, min_ratio |
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! _RL local_v_max, time_step_int, min_time_step |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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LOGICAL do_vel, tmp_residcheck, tmp_fpcheck |
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_RL sum_square_vel_tile (nSx,nSy) |
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_RL sum_square_vel |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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c************************************** |
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#include "streamice_ad_check_lev1_dir.h" |
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c************************************** |
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#endif |
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|
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! time_step_remain = deltaT |
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! min_time_step = 1000.0 |
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! n_interm = 0 |
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|
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do_vel = .false. |
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|
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#ifdef ALLOW_AUTODIFF |
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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-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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STREAMICE_ufacemask(i,j,bi,bj) = 0. _d 0 |
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STREAMICE_vfacemask(i,j,bi,bj) = 0. _d 0 |
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ru_old_si(i,j,bi,bj) = 0. _d 0 |
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rv_old_si(i,j,bi,bj) = 0. _d 0 |
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zu_old_si(i,j,bi,bj) = 0. _d 0 |
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zv_old_si(i,j,bi,bj) = 0. _d 0 |
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! h_after_uflux_si(i,j,bi,bj) = 0. _d 0 |
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#ifdef STREAMICE_HYBRID_STRESS |
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streamice_taubx (i,j,bi,bj) = 0. _d 0 |
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streamice_tauby (i,j,bi,bj) = 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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ENDDO |
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|
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#endif /* ALLOW_AUTODIFF */ |
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|
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CALL TIMER_START('STREAMICE_TIMESTEP [FORWARD_STEP]', |
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& myThid) |
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|
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WRITE(msgBuf,'(A,I10.10,E9.2,A)') |
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& 'streamice solo_time_step: nIter', |
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& myIter, myTime/86400.0/365.0, 'seconds' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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|
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CALL STREAMICE_DUMP( mytime, myiter, myThid ) |
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|
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! NEW DIRECTIVES - DNG |
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!#ifdef ALLOW_AUTODIFF_TAMC |
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!CADJ STORE float_frac_streamice = comlev1, key = ikey_dynamics, |
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!CADJ & kind = isbyte |
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!CADJ STORE surf_el_streamice = comlev1, key = ikey_dynamics, |
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!CADJ & kind = isbyte |
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!CADJ STORE base_el_streamice = comlev1, key = ikey_dynamics, |
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!CADJ & kind = isbyte |
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!#endif |
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! NEW DIRECTIVES - DNG |
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|
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|
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|
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do_vel = DIFFERENT_MULTIPLE( streamice_vel_update, |
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& myTime, deltaT ) |
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|
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if (myIter.eq.0) then |
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CALL STREAMICE_UPD_FFRAC_UNCOUPLED ( myThid ) |
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CALL WRITE_FLD_XY_RL |
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& ("surf_el_init","",surf_el_streamice,0,myThid) |
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endif |
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|
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CALL STREAMICE_VELMASK_UPD (myThid) |
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|
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|
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|
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#ifdef ALLOW_STREAMICE_TIMEDEP_FORCING |
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CALL STREAMICE_FIELDS_LOAD( myTime, myIter, myThid ) |
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#endif |
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|
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|
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#if (defined (ALLOW_STREAMICE_OAD_FP)) |
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|
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CALL STREAMICE_VEL_SOLVE_OPENAD ( myThid, |
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& streamice_max_nl_iter, |
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& streamice_max_cg_iter, |
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& myiter ) |
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|
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#else |
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|
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if (streamice_maxnliter_cpl.eq.0 .OR. myIter.eq.0) then |
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|
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|
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CALL STREAMICE_VEL_SOLVE( myThid, |
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& streamice_max_nl_iter, |
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& streamice_max_cg_iter, |
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& myiter ) |
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|
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#ifdef STREAMICE_ECSECRYO_DOSUM |
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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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sum_square_vel_tile (bi,bj) = 0. _d 0 |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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if (streamice_hmask(i,j,bi,bj).eq.1) then |
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sum_square_vel_tile (bi,bj) = |
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& sum_square_vel_tile (bi,bj) + |
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& U_streamice(i,j,bi,bj)**2 + |
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& V_streamice(i,j,bi,bj)**2 |
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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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|
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CALL GLOBAL_SUM_TILE_RL( |
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& sum_square_vel_tile, sum_square_vel, myThid ) |
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WRITE(msgBuf,'(A,I3,A,1PE22.14)') 'ECSE_CRYO_SUM ', myIter, ', ', |
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& sum_square_vel |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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|
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#endif |
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|
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|
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elseif (do_vel) then |
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|
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CALL STREAMICE_VEL_SOLVE( myThid, |
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& streamice_maxnliter_cpl, |
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& streamice_maxcgiter_cpl, |
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& myiter ) |
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endif |
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|
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|
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|
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#endif |
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|
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if(.not.STREAMICE_diagnostic_only) THEN |
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|
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CALL STREAMICE_ADVECT_THICKNESS ( myThid, myIter, deltaT ) |
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|
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endif |
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|
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! CALL AT END INSTEAD OF BEGINNING - DNG |
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CALL STREAMICE_UPD_FFRAC_UNCOUPLED ( myThid ) |
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! print *, "GOT HERE TIMESTEP ", H_streamice(1,50,1,1) |
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! call write_fld_xy_rl("h_got_here","",H_streamice,0,mythid) |
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! call write_fld_xy_rl("u_got_here","",U_streamice,0,mythid) |
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! call write_fld_xy_rl("v_got_here","",V_streamice,0,mythid) |
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|
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CALL TIMER_STOP('STREAMICE_TIMESTEP [FORWARD_STEP]', |
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& myThid) |
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|
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#endif |
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RETURN |
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END |
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