| 1 |
dimitri |
1.50 |
C $Header: /u/gcmpack/MITgcm/model/src/forward_step.F,v 1.49 2003/02/06 22:42:11 heimbach Exp $ |
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adcroft |
1.15 |
C $Name: $ |
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adcroft |
1.1 |
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#include "CPP_OPTIONS.h" |
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cnh |
1.22 |
CBOP |
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C !ROUTINE: FORWARD_STEP |
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C !INTERFACE: |
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adcroft |
1.13 |
SUBROUTINE FORWARD_STEP( iloop, myTime, myIter, myThid ) |
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heimbach |
1.12 |
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cnh |
1.22 |
C !DESCRIPTION: \bv |
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C *================================================================== |
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C | SUBROUTINE forward_step |
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C | o Run the ocean model and, optionally, evaluate a cost function. |
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C *================================================================== |
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C | |
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C | THE_MAIN_LOOP is the toplevel routine for the Tangent Linear and |
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C | Adjoint Model Compiler (TAMC). For this purpose the initialization |
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C | of the model was split into two parts. Those parameters that do |
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C | not depend on a specific model run are set in INITIALISE_FIXED, |
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C | whereas those that do depend on the specific realization are |
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C | initialized in INITIALISE_VARIA. |
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C | |
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C *================================================================== |
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C \ev |
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adcroft |
1.1 |
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cnh |
1.22 |
C !USES: |
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IMPLICIT NONE |
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C == Global variables == |
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adcroft |
1.1 |
#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "DYNVARS.h" |
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heimbach |
1.12 |
#include "FFIELDS.h" |
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adcroft |
1.1 |
#ifdef ALLOW_NONHYDROSTATIC |
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#include "CG3D.h" |
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#endif |
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jmc |
1.27 |
#ifdef ALLOW_SHAP_FILT |
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#include "SHAP_FILT.h" |
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#endif |
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#ifdef ALLOW_ZONAL_FILT |
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#include "ZONAL_FILT.h" |
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#endif |
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heimbach |
1.12 |
#ifdef ALLOW_AUTODIFF_TAMC |
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heimbach |
1.30 |
# include "tamc.h" |
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# include "ctrl.h" |
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# include "ctrl_dummy.h" |
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# include "cost.h" |
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heimbach |
1.37 |
# include "EOS.h" |
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heimbach |
1.30 |
# ifdef INCLUDE_EXTERNAL_FORCING_PACKAGE |
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# include "exf_fields.h" |
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dimitri |
1.45 |
# if (defined (ALLOW_BULKFORMULAE) || defined (ALLOW_BULK_FORCE)) |
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heimbach |
1.30 |
# include "exf_constants.h" |
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# endif |
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# endif |
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# ifdef ALLOW_OBCS |
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# include "OBCS.h" |
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# endif |
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heimbach |
1.12 |
#endif |
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cnh |
1.22 |
C !LOCAL VARIABLES: |
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C == Routine arguments == |
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adcroft |
1.13 |
C note: under the multi-threaded model myiter and |
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C mytime are local variables passed around as routine |
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C arguments. Although this is fiddly it saves the need to |
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C impose additional synchronisation points when they are |
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C updated. |
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C myiter - iteration counter for this thread |
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C mytime - time counter for this thread |
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C mythid - thread number for this instance of the routine. |
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heimbach |
1.12 |
integer iloop |
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integer mythid |
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integer myiter |
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_RL mytime |
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dimitri |
1.45 |
#ifdef ALLOW_BULK_FORCE |
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jmc |
1.21 |
INTEGER bi,bj |
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dimitri |
1.50 |
#endif |
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heimbach |
1.12 |
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cnh |
1.22 |
CEOP |
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heimbach |
1.12 |
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#ifdef ALLOW_AUTODIFF_TAMC |
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dimitri |
1.45 |
C-- Reset the model iteration counter and the model time. |
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myiter = nIter0 + (iloop-1) |
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mytime = startTime + float(iloop-1)*deltaTclock |
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heimbach |
1.12 |
#endif |
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heimbach |
1.32 |
#if (defined (ALLOW_AUTODIFF_TAMC) && defined (ALLOW_AUTODIFF_MONITOR)) |
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dimitri |
1.45 |
C Include call to a dummy routine. Its adjoint will be |
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C called at the proper place in the adjoint code. |
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C The adjoint routine will print out adjoint values |
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C if requested. The location of the call is important, |
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C it has to be after the adjoint of the exchanges |
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C (DO_GTERM_BLOCKING_EXCHANGES). |
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CALL DUMMY_IN_STEPPING( myTime, myIter, myThid ) |
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heimbach |
1.46 |
cph I've commented this line since it may conflict with MITgcm's adjoint |
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cph However, need to check whether that's still consistent |
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cph with the ecco-branch (it should). |
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cph CALL DO_FIELDS_BLOCKING_EXCHANGES( myThid ) |
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heimbach |
1.16 |
#endif |
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jmc |
1.21 |
#ifdef EXACT_CONSERV |
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IF (exactConserv) THEN |
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C-- Update etaH(n+1) : |
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heimbach |
1.36 |
CALL TIMER_START('UPDATE_ETAH [FORWARD_STEP]',mythid) |
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jmc |
1.35 |
CALL UPDATE_ETAH( myTime, myIter, myThid ) |
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heimbach |
1.36 |
CALL TIMER_STOP ('UPDATE_ETAH [FORWARD_STEP]',mythid) |
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jmc |
1.21 |
ENDIF |
| 111 |
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#endif /* EXACT_CONSERV */ |
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jmc |
1.18 |
#ifdef NONLIN_FRSURF |
| 114 |
jmc |
1.48 |
IF ( select_rStar.NE.0 ) THEN |
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C-- r* : compute the future level thickness according to etaH(n+1) |
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CALL TIMER_START('CALC_R_STAR [FORWARD_STEP]',mythid) |
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CALL CALC_R_STAR(etaH, myTime, myIter, myThid ) |
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CALL TIMER_STOP ('CALC_R_STAR [FORWARD_STEP]',mythid) |
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ELSEIF ( nonlinFreeSurf.GT.0) THEN |
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C-- compute the future surface level thickness according to etaH(n+1) |
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heimbach |
1.36 |
CALL TIMER_START('CALC_SURF_DR [FORWARD_STEP]',mythid) |
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jmc |
1.21 |
CALL CALC_SURF_DR(etaH, myTime, myIter, myThid ) |
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heimbach |
1.36 |
CALL TIMER_STOP ('CALC_SURF_DR [FORWARD_STEP]',mythid) |
| 124 |
jmc |
1.48 |
ENDIF |
| 125 |
jmc |
1.21 |
#endif /* NONLIN_FRSURF */ |
| 126 |
jmc |
1.18 |
|
| 127 |
dimitri |
1.45 |
C-- Load forcing/external data fields. |
| 128 |
heimbach |
1.28 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 129 |
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c************************************** |
| 130 |
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#include "checkpoint_lev1_directives.h" |
| 131 |
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c************************************** |
| 132 |
heimbach |
1.23 |
#endif |
| 133 |
cheisey |
1.38 |
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| 135 |
heimbach |
1.37 |
C-- Call external forcing package |
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cheisey |
1.38 |
cswdblk -- add --- |
| 137 |
cheisey |
1.40 |
#ifdef ALLOW_BULK_FORCE |
| 138 |
cheisey |
1.38 |
CALL TIMER_START('BULKF_FIELDS_LOAD[THE_MAIN_LOOP]',mythid) |
| 139 |
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CALL BULKF_FIELDS_LOAD( mytime, myiter, mythid ) |
| 140 |
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CALL TIMER_STOP ('BULKF_FIELDS_LOAD[THE_MAIN_LOOP]',mythid) |
| 141 |
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c calculate qnet and empmr (and wind stress) |
| 142 |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
| 144 |
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CALL BULKF_FORCING( bi,bj, mytime, myiter, mythid ) |
| 145 |
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ENDDO |
| 146 |
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ENDDO |
| 147 |
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c Update the tile edges. |
| 148 |
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_EXCH_XY_R8(Qnet, mythid) |
| 149 |
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_EXCH_XY_R8(EmPmR, mythid) |
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cheisey |
1.43 |
CALL EXCH_UV_XY_RS(fu, fv, .TRUE., myThid) |
| 151 |
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C _EXCH_XY_R8(fu , mythid) |
| 152 |
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C _EXCH_XY_R8(fv , mythid) |
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cheisey |
1.38 |
cswdblk -- end add --- |
| 154 |
heimbach |
1.49 |
#else /* ALLOW_BULK_FORCE undef */ |
| 155 |
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# ifdef INCLUDE_EXTERNAL_FORCING_PACKAGE |
| 156 |
dimitri |
1.45 |
C NOTE, that although the exf package is part of the |
| 157 |
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C distribution, it is not currently maintained, i.e. |
| 158 |
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C exf is disabled by default in genmake. |
| 159 |
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CALL TIMER_START('EXF_GETFORCING [FORWARD_STEP]',mythid) |
| 160 |
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CALL EXF_GETFORCING( mytime, myiter, mythid ) |
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CALL TIMER_STOP ('EXF_GETFORCING [FORWARD_STEP]',mythid) |
| 162 |
heimbach |
1.49 |
# else /* INCLUDE_EXTERNAL_FORCING_PACKAGE undef */ |
| 163 |
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cph The following IF-statement creates an additional dependency |
| 164 |
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cph for the forcing fields requiring additional storing. |
| 165 |
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cph Therefore, the IF-statement will be put between CPP-OPTIONS, |
| 166 |
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cph assuming that ALLOW_SEAICE has not yet been differentiated. |
| 167 |
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# ifdef ALLOW_SEAICE |
| 168 |
dimitri |
1.45 |
IF ( .NOT. useSEAICE ) THEN |
| 169 |
heimbach |
1.49 |
# endif |
| 170 |
dimitri |
1.45 |
CALL TIMER_START('EXTERNAL_FIELDS_LOAD[FORWARD_STEP]',mythid) |
| 171 |
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CALL EXTERNAL_FIELDS_LOAD( mytime, myiter, mythid ) |
| 172 |
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CALL TIMER_STOP ('EXTERNAL_FIELDS_LOAD[FORWARD_STEP]',mythid) |
| 173 |
heimbach |
1.49 |
# ifdef ALLOW_SEAICE |
| 174 |
dimitri |
1.45 |
ENDIF |
| 175 |
heimbach |
1.49 |
# endif |
| 176 |
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# endif /* INCLUDE_EXTERNAL_FORCING_PACKAGE */ |
| 177 |
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| 178 |
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#if (defined (ALLOW_ADJOINT_RUN) || defined (ALLOW_TANGENTLINEAR_RUN)) |
| 179 |
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c-- Add control vector for forcing and parameter fields |
| 180 |
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if ( myiter .EQ. nIter0 ) |
| 181 |
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& CALL CTRL_MAP_FORCING (mythid) |
| 182 |
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#endif |
| 183 |
cheisey |
1.38 |
|
| 184 |
heimbach |
1.49 |
# ifdef ALLOW_SEAICE |
| 185 |
dimitri |
1.45 |
C-- Call sea ice model to compute forcing/external data fields. In |
| 186 |
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C addition to computing prognostic sea-ice variables and diagnosing the |
| 187 |
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C forcing/external data fields that drive the ocean model, SEAICE_MODEL |
| 188 |
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C also sets theta to the freezing point under sea-ice. The implied |
| 189 |
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C surface heat flux is then stored in variable surfaceTendencyTice, |
| 190 |
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C which is needed by KPP package (kpp_calc.F and kpp_transport_t.F) |
| 191 |
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C to diagnose surface buoyancy fluxes and for the non-local transport |
| 192 |
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C term. Because this call precedes model thermodynamics, temperature |
| 193 |
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C under sea-ice may not be "exactly" at the freezing point by the time |
| 194 |
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C theta is dumped or time-averaged. |
| 195 |
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IF ( useSEAICE ) THEN |
| 196 |
heimbach |
1.36 |
CALL TIMER_START('SEAICE_MODEL [FORWARD_STEP]',myThid) |
| 197 |
jmc |
1.41 |
CALL SEAICE_MODEL( myTime, myIter, myThid ) |
| 198 |
heimbach |
1.36 |
CALL TIMER_STOP ('SEAICE_MODEL [FORWARD_STEP]',myThid) |
| 199 |
dimitri |
1.45 |
ENDIF |
| 200 |
dimitri |
1.50 |
# endif /* ALLOW_SEAICE */ |
| 201 |
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#endif /* ALLOW_BULK_FORCE */ |
| 202 |
adcroft |
1.15 |
|
| 203 |
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C-- Step forward fields and calculate time tendency terms. |
| 204 |
heimbach |
1.36 |
CALL TIMER_START('THERMODYNAMICS [FORWARD_STEP]',mythid) |
| 205 |
adcroft |
1.15 |
CALL THERMODYNAMICS( myTime, myIter, myThid ) |
| 206 |
heimbach |
1.36 |
CALL TIMER_STOP ('THERMODYNAMICS [FORWARD_STEP]',mythid) |
| 207 |
jmc |
1.35 |
|
| 208 |
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C-- do exchanges (needed for DYNAMICS) when using stagger time-step : |
| 209 |
heimbach |
1.36 |
CALL TIMER_START('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
| 210 |
jmc |
1.35 |
CALL DO_STAGGER_FIELDS_EXCHANGES( myTime, myIter, myThid ) |
| 211 |
heimbach |
1.36 |
CALL TIMER_STOP ('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
| 212 |
jmc |
1.24 |
|
| 213 |
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#ifdef ALLOW_SHAP_FILT |
| 214 |
dimitri |
1.45 |
IF (useSHAP_FILT .AND. |
| 215 |
jmc |
1.27 |
& staggerTimeStep .AND. shap_filt_TrStagg ) THEN |
| 216 |
heimbach |
1.36 |
CALL TIMER_START('SHAP_FILT [FORWARD_STEP]',myThid) |
| 217 |
jmc |
1.24 |
CALL SHAP_FILT_APPLY_TS( gT, gS, myTime, myIter, myThid ) |
| 218 |
heimbach |
1.36 |
CALL TIMER_STOP ('SHAP_FILT [FORWARD_STEP]',myThid) |
| 219 |
dimitri |
1.45 |
ENDIF |
| 220 |
jmc |
1.24 |
#endif |
| 221 |
jmc |
1.27 |
#ifdef ALLOW_ZONAL_FILT |
| 222 |
dimitri |
1.45 |
IF (useZONAL_FILT .AND. |
| 223 |
jmc |
1.27 |
& staggerTimeStep .AND. zonal_filt_TrStagg ) THEN |
| 224 |
heimbach |
1.36 |
CALL TIMER_START('ZONAL_FILT_APPLY [FORWARD_STEP]',myThid) |
| 225 |
jmc |
1.27 |
CALL ZONAL_FILT_APPLY_TS( gT, gS, myThid ) |
| 226 |
heimbach |
1.36 |
CALL TIMER_STOP ('ZONAL_FILT_APPLY [FORWARD_STEP]',myThid) |
| 227 |
jmc |
1.27 |
ENDIF |
| 228 |
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#endif |
| 229 |
heimbach |
1.12 |
|
| 230 |
dimitri |
1.45 |
C-- Step forward fields and calculate time tendency terms. |
| 231 |
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IF ( momStepping ) THEN |
| 232 |
heimbach |
1.36 |
CALL TIMER_START('DYNAMICS [FORWARD_STEP]',mythid) |
| 233 |
heimbach |
1.12 |
CALL DYNAMICS( myTime, myIter, myThid ) |
| 234 |
heimbach |
1.36 |
CALL TIMER_STOP ('DYNAMICS [FORWARD_STEP]',mythid) |
| 235 |
dimitri |
1.45 |
ENDIF |
| 236 |
heimbach |
1.12 |
|
| 237 |
adcroft |
1.1 |
#ifdef ALLOW_NONHYDROSTATIC |
| 238 |
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C-- Step forward W field in N-H algorithm |
| 239 |
dimitri |
1.45 |
IF ( momStepping .AND. nonHydrostatic ) THEN |
| 240 |
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CALL TIMER_START('CALC_GW [FORWARD_STEP]',myThid) |
| 241 |
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CALL CALC_GW(myThid) |
| 242 |
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CALL TIMER_STOP ('CALC_GW [FORWARD_STEP]',myThid) |
| 243 |
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ENDIF |
| 244 |
adcroft |
1.1 |
#endif |
| 245 |
jmc |
1.18 |
|
| 246 |
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#ifdef NONLIN_FRSURF |
| 247 |
jmc |
1.21 |
C-- update hfacC,W,S and recip_hFac according to etaH(n+1) : |
| 248 |
jmc |
1.18 |
IF ( nonlinFreeSurf.GT.0) THEN |
| 249 |
jmc |
1.48 |
IF ( select_rStar.GT.0 ) THEN |
| 250 |
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CALL TIMER_START('UPDATE_R_STAR [FORWARD_STEP]',myThid) |
| 251 |
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CALL UPDATE_R_STAR( myTime, myIter, myThid ) |
| 252 |
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CALL TIMER_STOP ('UPDATE_R_STAR [FORWARD_STEP]',myThid) |
| 253 |
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ELSE |
| 254 |
dimitri |
1.45 |
CALL TIMER_START('UPDATE_SURF_DR [FORWARD_STEP]',myThid) |
| 255 |
jmc |
1.18 |
CALL UPDATE_SURF_DR( myTime, myIter, myThid ) |
| 256 |
heimbach |
1.36 |
CALL TIMER_STOP ('UPDATE_SURF_DR [FORWARD_STEP]',myThid) |
| 257 |
jmc |
1.48 |
ENDIF |
| 258 |
jmc |
1.18 |
ENDIF |
| 259 |
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C- update also CG2D matrix (and preconditioner) |
| 260 |
jmc |
1.33 |
IF ( momStepping .AND. nonlinFreeSurf.GT.2 ) THEN |
| 261 |
dimitri |
1.45 |
CALL TIMER_START('UPDATE_CG2D [FORWARD_STEP]',myThid) |
| 262 |
jmc |
1.18 |
CALL UPDATE_CG2D( myTime, myIter, myThid ) |
| 263 |
jmc |
1.47 |
CALL TIMER_STOP ('UPDATE_CG2D [FORWARD_STEP]',myThid) |
| 264 |
adcroft |
1.19 |
ENDIF |
| 265 |
jmc |
1.18 |
#endif |
| 266 |
adcroft |
1.1 |
|
| 267 |
jmc |
1.27 |
C-- Apply Filters to u*,v* before SOLVE_FOR_PRESSURE |
| 268 |
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#ifdef ALLOW_SHAP_FILT |
| 269 |
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IF (useSHAP_FILT .AND. shap_filt_uvStar) THEN |
| 270 |
heimbach |
1.36 |
CALL TIMER_START('SHAP_FILT [FORWARD_STEP]',myThid) |
| 271 |
jmc |
1.27 |
CALL SHAP_FILT_APPLY_UV( gUnm1,gVnm1, myTime,myIter,myThid ) |
| 272 |
|
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IF (implicDiv2Dflow.LT.1.) THEN |
| 273 |
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C-- Explicit+Implicit part of the Barotropic Flow Divergence |
| 274 |
|
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C => Filtering of uVel,vVel is necessary |
| 275 |
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CALL SHAP_FILT_APPLY_UV( uVel,vVel, myTime,myIter,myThid ) |
| 276 |
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ENDIF |
| 277 |
heimbach |
1.36 |
CALL TIMER_STOP ('SHAP_FILT [FORWARD_STEP]',myThid) |
| 278 |
jmc |
1.27 |
ENDIF |
| 279 |
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#endif |
| 280 |
|
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#ifdef ALLOW_ZONAL_FILT |
| 281 |
|
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IF (useZONAL_FILT .AND. zonal_filt_uvStar) THEN |
| 282 |
heimbach |
1.36 |
CALL TIMER_START('ZONAL_FILT_APPLY [FORWARD_STEP]',myThid) |
| 283 |
jmc |
1.27 |
CALL ZONAL_FILT_APPLY_UV( gUnm1, gVnm1, myThid ) |
| 284 |
|
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IF (implicDiv2Dflow.LT.1.) THEN |
| 285 |
|
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C-- Explicit+Implicit part of the Barotropic Flow Divergence |
| 286 |
|
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C => Filtering of uVel,vVel is necessary |
| 287 |
|
|
CALL ZONAL_FILT_APPLY_UV( uVel, vVel, myThid ) |
| 288 |
|
|
ENDIF |
| 289 |
heimbach |
1.36 |
CALL TIMER_STOP ('ZONAL_FILT_APPLY [FORWARD_STEP]',myThid) |
| 290 |
jmc |
1.27 |
ENDIF |
| 291 |
|
|
#endif |
| 292 |
heimbach |
1.12 |
|
| 293 |
adcroft |
1.1 |
C-- Solve elliptic equation(s). |
| 294 |
|
|
C Two-dimensional only for conventional hydrostatic or |
| 295 |
|
|
C three-dimensional for non-hydrostatic and/or IGW scheme. |
| 296 |
adcroft |
1.19 |
IF ( momStepping ) THEN |
| 297 |
heimbach |
1.36 |
CALL TIMER_START('SOLVE_FOR_PRESSURE [FORWARD_STEP]',myThid) |
| 298 |
jmc |
1.31 |
CALL SOLVE_FOR_PRESSURE(myTime, myIter, myThid) |
| 299 |
heimbach |
1.36 |
CALL TIMER_STOP ('SOLVE_FOR_PRESSURE [FORWARD_STEP]',myThid) |
| 300 |
adcroft |
1.19 |
ENDIF |
| 301 |
adcroft |
1.1 |
|
| 302 |
heimbach |
1.37 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 303 |
|
|
cph This is needed because convective_adjustment calls |
| 304 |
|
|
cph find_rho which may use pressure() |
| 305 |
|
|
CADJ STORE pressure = comlev1, key = ikey_dynamics |
| 306 |
|
|
#endif |
| 307 |
adcroft |
1.5 |
C-- Correct divergence in flow field and cycle time-stepping |
| 308 |
jmc |
1.7 |
C arrays (for all fields) ; update time-counter |
| 309 |
heimbach |
1.12 |
myIter = nIter0 + iLoop |
| 310 |
|
|
myTime = startTime + deltaTClock * float(iLoop) |
| 311 |
heimbach |
1.36 |
CALL TIMER_START('THE_CORRECTION_STEP [FORWARD_STEP]',myThid) |
| 312 |
heimbach |
1.12 |
CALL THE_CORRECTION_STEP(myTime, myIter, myThid) |
| 313 |
heimbach |
1.36 |
CALL TIMER_STOP ('THE_CORRECTION_STEP [FORWARD_STEP]',myThid) |
| 314 |
adcroft |
1.5 |
|
| 315 |
adcroft |
1.1 |
C-- Do "blocking" sends and receives for tendency "overlap" terms |
| 316 |
heimbach |
1.36 |
c CALL TIMER_START('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
| 317 |
jmc |
1.7 |
c CALL DO_GTERM_BLOCKING_EXCHANGES( myThid ) |
| 318 |
heimbach |
1.36 |
c CALL TIMER_STOP ('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
| 319 |
adcroft |
1.5 |
|
| 320 |
|
|
C-- Do "blocking" sends and receives for field "overlap" terms |
| 321 |
heimbach |
1.36 |
CALL TIMER_START('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
| 322 |
adcroft |
1.5 |
CALL DO_FIELDS_BLOCKING_EXCHANGES( myThid ) |
| 323 |
heimbach |
1.36 |
CALL TIMER_STOP ('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
| 324 |
adcroft |
1.20 |
|
| 325 |
|
|
#ifdef ALLOW_FLT |
| 326 |
|
|
C-- Calculate float trajectories |
| 327 |
|
|
IF (useFLT) THEN |
| 328 |
heimbach |
1.36 |
CALL TIMER_START('FLOATS [FORWARD_STEP]',myThid) |
| 329 |
adcroft |
1.20 |
CALL FLT_MAIN(myIter,myTime, myThid) |
| 330 |
heimbach |
1.36 |
CALL TIMER_STOP ('FLOATS [FORWARD_STEP]',myThid) |
| 331 |
adcroft |
1.20 |
ENDIF |
| 332 |
|
|
#endif |
| 333 |
heimbach |
1.12 |
|
| 334 |
|
|
#ifndef EXCLUDE_MONITOR |
| 335 |
|
|
C-- Check status of solution (statistics, cfl, etc...) |
| 336 |
dimitri |
1.45 |
CALL TIMER_START('MONITOR [FORWARD_STEP]',myThid) |
| 337 |
heimbach |
1.12 |
CALL MONITOR( myIter, myTime, myThid ) |
| 338 |
heimbach |
1.36 |
CALL TIMER_STOP ('MONITOR [FORWARD_STEP]',myThid) |
| 339 |
heimbach |
1.12 |
#endif /* EXCLUDE_MONITOR */ |
| 340 |
adcroft |
1.1 |
|
| 341 |
jmc |
1.7 |
C-- Do IO if needed. |
| 342 |
heimbach |
1.36 |
CALL TIMER_START('DO_THE_MODEL_IO [FORWARD_STEP]',myThid) |
| 343 |
heimbach |
1.12 |
CALL DO_THE_MODEL_IO( myTime, myIter, myThid ) |
| 344 |
heimbach |
1.36 |
CALL TIMER_STOP ('DO_THE_MODEL_IO [FORWARD_STEP]',myThid) |
| 345 |
adcroft |
1.1 |
|
| 346 |
|
|
C-- Save state for restarts |
| 347 |
jmc |
1.7 |
C Note: (jmc: is it still the case after ckp35 ?) |
| 348 |
adcroft |
1.1 |
C ===== |
| 349 |
|
|
C Because of the ordering of the timestepping code and |
| 350 |
|
|
C tendency term code at end of loop model arrays hold |
| 351 |
|
|
C U,V,T,S at "time-level" N but gu, gv, gs, gt, guNM1,... |
| 352 |
|
|
C at "time-level" N+1/2 (guNM1 at "time-level" N+1/2 is |
| 353 |
jmc |
1.10 |
C gu at "time-level" N-1/2) and etaN at "time-level" N+1/2. |
| 354 |
adcroft |
1.1 |
C where N = I+timeLevBase-1 |
| 355 |
|
|
C Thus a checkpoint contains U.0000000000, GU.0000000001 and |
| 356 |
jmc |
1.10 |
C etaN.0000000001 in the indexing scheme used for the model |
| 357 |
adcroft |
1.1 |
C "state" files. This example is referred to as a checkpoint |
| 358 |
|
|
C at time level 1 |
| 359 |
heimbach |
1.36 |
CALL TIMER_START('WRITE_CHECKPOINT [FORWARD_STEP]',myThid) |
| 360 |
adcroft |
1.1 |
CALL WRITE_CHECKPOINT( |
| 361 |
heimbach |
1.12 |
& .FALSE., myTime, myIter, myThid ) |
| 362 |
heimbach |
1.36 |
CALL TIMER_STOP ('WRITE_CHECKPOINT [FORWARD_STEP]',myThid) |
| 363 |
adcroft |
1.1 |
|
| 364 |
|
|
END |
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