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dgoldberg | 
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C $Header: /u/gcmpack/MITgcm/pkg/streamice/streamice_solo_timestep.F,v 1.3 2014/06/04 13:03:11 dgoldberg Exp $ | 
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C $Name:  $ | 
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#include "STREAMICE_OPTIONS.h" | 
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| | 
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CBOP | 
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      SUBROUTINE STREAMICE_TIMESTEP ( myThid, myIter, | 
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     &                                        iLoop, myTime ) | 
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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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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_TAMC | 
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# include "tamc.h" | 
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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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      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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#ifdef ALLOW_STREAMICE | 
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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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#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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!       time_step_remain = deltaT     | 
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!       min_time_step = 1000.0 | 
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!       n_interm = 0 | 
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      do_vel = .false. | 
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#ifdef ALLOW_AUTODIFF_TAMC | 
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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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#endif | 
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      CALL TIMER_START('STREAMICE_TIMESTEP [FORWARD_STEP]', | 
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     &       myThid)            | 
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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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      CALL STREAMICE_DUMP( mytime, myiter, myThid ) | 
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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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!#ifdef ALLOW_GENTIM2D_CONTROL | 
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!      CALL CTRL_MAP_GENTIM2D (myTime, myIter, myThid) | 
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!#endif | 
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      do_vel = DIFFERENT_MULTIPLE( streamice_vel_update,  | 
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     &                             myTime, deltaT )  | 
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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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      CALL STREAMICE_VELMASK_UPD (myThid) | 
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#ifdef ALLOW_STREAMICE_FLUX_CONTROL | 
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      CALL STREAMICE_APPLY_FLUX_CTRL ( myTime, myIter, myThid ) | 
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#endif      | 
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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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      if (streamice_maxnliter_cpl.eq.0 .OR. myIter.eq.0) then | 
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       tmp_fpcheck = STREAMICE_chkfixedptconvergence | 
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       tmp_residcheck = STREAMICE_chkresidconvergence | 
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       STREAMICE_chkfixedptconvergence = .true. | 
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       STREAMICE_chkresidconvergence = .true. | 
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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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     & ) | 
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       STREAMICE_chkfixedptconvergence = tmp_fpcheck | 
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       STREAMICE_chkresidconvergence = tmp_residcheck  | 
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      elseif (do_vel) then | 
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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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     & ) | 
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      endif | 
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      if(.not.STREAMICE_diagnostic_only) THEN | 
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       CALL STREAMICE_ADVECT_THICKNESS ( myThid, myIter, deltaT )   | 
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      endif | 
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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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      CALL TIMER_STOP('STREAMICE_TIMESTEP [FORWARD_STEP]', | 
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     &       myThid) | 
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#endif | 
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      RETURN | 
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      END |