C $Header: /u/gcmpack/MITgcm/model/src/forward_step.F,v 1.144 2006/07/11 23:58:47 heimbach Exp $
C $Name: $
#include "PACKAGES_CONFIG.h"
#include "CPP_OPTIONS.h"
#ifdef ALLOW_GMREDI
# include "GMREDI_OPTIONS.h"
#endif
#ifdef ALLOW_OBCS
# include "OBCS_OPTIONS.h"
#endif
CBOP
C !ROUTINE: FORWARD_STEP
C !INTERFACE:
SUBROUTINE FORWARD_STEP( iloop, myTime, myIter, myThid )
C !DESCRIPTION: \bv
C *==================================================================
C | SUBROUTINE forward_step
C | o Run the ocean model and, optionally, evaluate a cost function.
C *==================================================================
C |
C | THE_MAIN_LOOP is the toplevel routine for the Tangent Linear and
C | Adjoint Model Compiler (TAMC). For this purpose the initialization
C | of the model was split into two parts. Those parameters that do
C | not depend on a specific model run are set in INITIALISE_FIXED,
C | whereas those that do depend on the specific realization are
C | initialized in INITIALISE_VARIA.
C |
C *==================================================================
C \ev
C !USES:
IMPLICIT NONE
C == Global variables ==
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "DYNVARS.h"
#ifdef ALLOW_MNC
#include "MNC_PARAMS.h"
EXTERNAL
LOGICAL DIFFERENT_MULTIPLE
#endif
#ifdef HAVE_SIGREG
#include "SIGREG.h"
#endif
#ifdef ALLOW_SHAP_FILT
# include "SHAP_FILT.h"
#endif
#ifdef ALLOW_ZONAL_FILT
# include "ZONAL_FILT.h"
#endif
#ifdef COMPONENT_MODULE
# include "CPL_PARAMS.h"
#endif
#ifdef ALLOW_AUTODIFF_TAMC
# include "FFIELDS.h"
# include "tamc.h"
# include "ctrl.h"
# include "ctrl_dummy.h"
# include "cost.h"
# include "EOS.h"
# if (defined NONLIN_FRSURF) (defined ALLOW_DEPTH_CONTROL)
# include "GRID.h"
# endif
# ifdef ALLOW_EXF
# include "exf_fields.h"
# include "exf_clim_fields.h"
# ifdef ALLOW_BULKFORMULAE
# include "exf_constants.h"
# endif
# endif
# ifdef ALLOW_PTRACERS
# include "PTRACERS_SIZE.h"
# include "PTRACERS.h"
# endif
# ifdef ALLOW_OBCS
# include "OBCS.h"
# ifdef ALLOW_PTRACERS
# include "OBCS_PTRACERS.h"
# endif
# endif
# ifdef ALLOW_CD_CODE
# include "CD_CODE_VARS.h"
# endif
# ifdef ALLOW_THSICE
# include "THSICE_VARS.h"
# endif
# ifdef ALLOW_EBM
# include "EBM.h"
# endif
# ifdef EXACT_CONSERV
# include "SURFACE.h"
# endif
# ifdef ALLOW_KPP
# include "KPP.h"
# endif
# ifdef ALLOW_GMREDI
# include "GMREDI.h"
# endif
# ifdef ALLOW_RBCS
# include "RBCS.h"
# endif
#endif /* ALLOW_AUTODIFF_TAMC */
C !LOCAL VARIABLES:
C == Routine arguments ==
C note: under the multi-threaded model myIter and
C myTime are local variables passed around as routine
C arguments. Although this is fiddly it saves the need to
C impose additional synchronisation points when they are
C updated.
C myIter - iteration counter for this thread
C myTime - time counter for this thread
C myThid - thread number for this instance of the routine.
INTEGER iloop
INTEGER myThid
INTEGER myIter
_RL myTime
C == Local variables ==
#ifdef COMPONENT_MODULE
INTEGER myItP1
#endif
CEOP
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_ENTER('FORWARD_STEP',myThid)
#endif
#ifdef ALLOW_AUTODIFF_TAMC
C-- Reset the model iteration counter and the model time.
myIter = nIter0 + (iloop-1)
myTime = startTime + float(iloop-1)*deltaTclock
#endif
#ifdef ALLOW_AUTODIFF_TAMC
c**************************************
#include "checkpoint_lev1_directives.h"
#include "checkpoint_lev1_template.h"
c**************************************
#endif
C-- Switch on/off diagnostics for snap-shot output:
#ifdef ALLOW_DIAGNOSTICS
IF ( useDiagnostics ) THEN
CALL DIAGNOSTICS_SWITCH_ONOFF( myTime, myIter, myThid )
C-- State-variables diagnostics
CALL TIMER_START('DO_STATEVARS_DIAGS [FORWARD_STEP]',myThid)
CALL DO_STATEVARS_DIAGS( myTime, 0, myIter, myThid )
CALL TIMER_STOP ('DO_STATEVARS_DIAGS [FORWARD_STEP]',myThid)
ENDIF
#endif
C-- Call driver to load external forcing fields from file
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_CALL('LOAD_FIELDS_DRIVER',myThid)
#endif
CALL TIMER_START('LOAD_FIELDS_DRIVER [FORWARD_STEP]',myThid)
CALL LOAD_FIELDS_DRIVER( myTime, myIter, myThid )
CALL TIMER_STOP ('LOAD_FIELDS_DRIVER [FORWARD_STEP]',myThid)
C-- Call Bulk-Formulae forcing package
#ifdef ALLOW_BULK_FORCE
IF ( useBulkForce ) THEN
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_CALL('BULKF_FORCING',myThid)
#endif
CALL TIMER_START('BULKF_FORCING [FORWARD_STEP]',myThid)
C- calculate qnet and empmr (and wind stress)
CALL BULKF_FORCING( myTime, myIter, myThid )
CALL TIMER_STOP ('BULKF_FORCING [FORWARD_STEP]',myThid)
ENDIF
#endif /* ALLOW_BULK_FORCE */
#ifdef ALLOW_AUTODIFF
c-- Add control vector for forcing and parameter fields
IF ( myIter .EQ. nIter0 )
& CALL CTRL_MAP_FORCING (myThid)
#endif
#if (defined (ALLOW_AUTODIFF_TAMC) defined (ALLOW_AUTODIFF_MONITOR))
CALL DUMMY_IN_STEPPING( myTime, myIter, myThid )
#endif
#ifdef COMPONENT_MODULE
IF ( useCoupler .AND. cpl_earlyExpImpCall ) THEN
C Post coupling data that I export.
C Read in coupling data that I import.
CALL TIMER_START('CPL_EXPORT-IMPORT [FORWARD_STEP]',myThid)
CALL CPL_EXPORT_MY_DATA( myIter, myTime, myThid )
CALL CPL_IMPORT_EXTERNAL_DATA( myIter, myTime, myThid )
CALL TIMER_STOP ('CPL_EXPORT-IMPORT [FORWARD_STEP]',myThid)
ENDIF
#endif /* COMPONENT_MODULE */
#ifdef ALLOW_EBM
IF ( useEBM ) THEN
# ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_CALL('EBM',myThid)
# endif
CALL TIMER_START('EBM [FORWARD_STEP]',myThid)
CALL EBM_DRIVER ( myTime, myIter, myThid )
CALL TIMER_STOP ('EBM [FORWARD_STEP]',myThid)
ENDIF
#endif /* ALLOW_EBM */
C-- Step forward fields and calculate time tendency terms.
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_CALL('DO_ATMOSPHERIC_PHYS',myThid)
#endif
CALL TIMER_START('DO_ATMOSPHERIC_PHYS [FORWARD_STEP]',myThid)
CALL DO_ATMOSPHERIC_PHYS( myTime, myIter, myThid )
CALL TIMER_STOP ('DO_ATMOSPHERIC_PHYS [FORWARD_STEP]',myThid)
#ifdef ALLOW_AUTODIFF_TAMC
# ifdef ALLOW_KPP
CADJ STORE uvel = comlev1, key = ikey_dynamics
CADJ STORE vvel = comlev1, key = ikey_dynamics
# endif
# ifdef EXACT_CONSERV
cphCADJ STORE empmr = comlev1, key = ikey_dynamics
cphCADJ STORE pmepr = comlev1, key = ikey_dynamics
# endif
# if (defined NONLIN_FRSURF) (defined ALLOW_DEPTH_CONTROL)
cph-test
CADJ STORE hFacC = comlev1, key = ikey_dynamics
# ifndef DISABLE_RSTAR_CODE
CADJ STORE rstarexpc = comlev1, key = ikey_dynamics
# endif
# endif
#endif /* ALLOW_AUTODIFF_TAMC */
#ifndef ALLOW_AUTODIFF_TAMC
IF ( .NOT. useOffLine ) THEN
#endif
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_CALL('DO_OCEANIC_PHYS',myThid)
#endif
CALL TIMER_START('DO_OCEANIC_PHYS [FORWARD_STEP]',myThid)
CALL DO_OCEANIC_PHYS( myTime, myIter, myThid )
CALL TIMER_STOP ('DO_OCEANIC_PHYS [FORWARD_STEP]',myThid)
#ifdef ALLOW_AUTODIFF_TAMC
CADJ STORE EmPmR = comlev1, key = ikey_dynamics
# ifdef EXACT_CONSERV
CADJ STORE pmepr = comlev1, key = ikey_dynamics
# endif
#else
ENDIF
#endif
#ifdef ALLOW_AUTODIFF_TAMC
# ifdef NONLIN_FRSURF
cph-test
CADJ STORE hFac_surfC = comlev1, key = ikey_dynamics
CADJ STORE hfac_surfs = comlev1, key = ikey_dynamics
CADJ STORE hfac_surfw = comlev1, key = ikey_dynamics
# endif
# if (defined NONLIN_FRSURF) (defined ALLOW_DEPTH_CONTROL)
CADJ STORE hFacC, hFacS, hFacW
CADJ & = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacC, recip_hFacS, recip_hFacW
CADJ & = comlev1, key = ikey_dynamics
c
CADJ STORE surfaceforcingu = comlev1, key = ikey_dynamics
CADJ STORE surfaceforcingv = comlev1, key = ikey_dynamics
# endif
#endif /* ALLOW_AUTODIFF_TAMC */
#ifdef ALLOW_GCHEM
C GCHEM package is an interface for any bio-geochemical or
C ecosystem model you would like to include.
C If GCHEM_SEPARATE_FORCING is not defined, you are
C responsible for computing tendency terms for passive
C tracers and storing them on a 3DxNumPtracers-array called
C gchemTendency in GCHEM_CALC_TENDENCY. This tendency is then added
C to gPtr in ptracers_forcing later-on.
C If GCHEM_SEPARATE_FORCING is defined, you are reponsible for
C UPDATING ptracers directly in GCHEM_FORCING_SEP. This amounts
C to a completely separate time step that you have to implement
C yourself (Eulerian seems to be fine in most cases).
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
C CAVEAT: Up to now, when GCHEM is turned on the field ptracerForcingSurf,
C which is needed for KPP is not set properly. ptracerForcingSurf must
C be treated differently depending on whether GCHEM_SEPARATE_FORCING
C is define or not. TBD.
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
IF ( useGCHEM ) THEN
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_CALL('GCHEM_CALC_TENDENCY',myThid)
#endif
CALL TIMER_START('GCHEM_CALC_TENDENCY [FORWARD_STEP]',myThid)
CALL GCHEM_CALC_TENDENCY( myTime, myIter, myThid )
CALL TIMER_STOP ('GCHEM_CALC_TENDENCY [FORWARD_STEP]',myThid)
ENDIF
#endif /* ALLOW_GCHEM */
#ifdef ALLOW_AUTODIFF_TAMC
cph needed to be moved here from do_oceanic_physics
cph to be visible down the road
c
CADJ STORE surfaceForcingS = comlev1, key = ikey_dynamics
CADJ STORE surfaceForcingT = comlev1, key = ikey_dynamics
CADJ STORE surfaceForcingTice = comlev1, key = ikey_dynamics
ctest(
CADJ STORE IVDConvCount = comlev1, key = ikey_dynamics
ctest)
# ifdef ALLOW_PTRACERS
CADJ STORE surfaceForcingPtr = comlev1, key = ikey_dynamics
# endif
c
# ifdef ALLOW_GMREDI
CADJ STORE Kwx = comlev1, key = ikey_dynamics
CADJ STORE Kwy = comlev1, key = ikey_dynamics
CADJ STORE Kwz = comlev1, key = ikey_dynamics
# ifdef GM_BOLUS_ADVEC
CADJ STORE GM_PsiX = comlev1, key = ikey_dynamics
CADJ STORE GM_PsiY = comlev1, key = ikey_dynamics
# endif
# endif
c
# ifdef ALLOW_KPP
CADJ STORE KPPghat = comlev1, key = ikey_dynamics
CADJ STORE KPPfrac = comlev1, key = ikey_dynamics
CADJ STORE KPPdiffKzS = comlev1, key = ikey_dynamics
CADJ STORE KPPdiffKzT = comlev1, key = ikey_dynamics
# endif
c
# if (defined NONLIN_FRSURF) (defined ALLOW_DEPTH_CONTROL)
CADJ STORE etaH = comlev1, key = ikey_dynamics
# ifdef ALLOW_CD_CODE
CADJ STORE etanm1 = comlev1, key = ikey_dynamics
# endif
# ifndef DISABLE_RSTAR_CODE
cph-test
CADJ STORE rstarexpc = comlev1, key = ikey_dynamics
# endif
# endif
#endif /* ALLOW_AUTODIFF_TAMC */
IF ( .NOT.staggerTimeStep ) THEN
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_CALL('THERMODYNAMICS',myThid)
#endif
CALL TIMER_START('THERMODYNAMICS [FORWARD_STEP]',myThid)
CALL THERMODYNAMICS( myTime, myIter, myThid )
CALL TIMER_STOP ('THERMODYNAMICS [FORWARD_STEP]',myThid)
C-- if not staggerTimeStep: end
ENDIF
c #ifdef ALLOW_NONHYDROSTATIC
IF ( implicitIntGravWave ) THEN
CALL TIMER_START('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid)
CALL DO_STAGGER_FIELDS_EXCHANGES( myTime, myIter, myThid )
CALL TIMER_STOP ('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid)
ENDIF
c #endif
#ifdef COMPONENT_MODULE
IF ( useCoupler .AND. .NOT.cpl_earlyExpImpCall ) THEN
C Post coupling data that I export.
C Read in coupling data that I import.
myItP1 = myIter + 1
CALL TIMER_START('CPL_EXPORT-IMPORT [FORWARD_STEP]',myThid)
CALL CPL_EXPORT_MY_DATA( myItP1, myTime, myThid )
CALL CPL_IMPORT_EXTERNAL_DATA( myItP1, myTime, myThid )
CALL TIMER_STOP ('CPL_EXPORT-IMPORT [FORWARD_STEP]',myThid)
# ifdef ALLOW_OCN_COMPON_INTERF
IF ( useRealFreshWaterFlux ) THEN
CALL OCN_APPLY_IMPORT( .FALSE., myTime, myIter, myThid )
ENDIF
# endif /* ALLOW_OCN_COMPON_INTERF */
ENDIF
#endif /* COMPONENT_MODULE */
#ifdef ALLOW_AUTODIFF_TAMC
# if (defined NONLIN_FRSURF) (defined ALLOW_DEPTH_CONTROL)
CADJ STORE hFacC = comlev1, key = ikey_dynamics
CADJ STORE hFacS = comlev1, key = ikey_dynamics
CADJ STORE hFacW = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacC = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacS = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacW = comlev1, key = ikey_dynamics
CADJ STORE etaN = comlev1, key = ikey_dynamics
c
# ifndef DISABLE_RSTAR_CODE
CADJ STORE rstarFacC = comlev1, key = ikey_dynamics
CADJ STORE rstarFacS = comlev1, key = ikey_dynamics
CADJ STORE rstarFacW = comlev1, key = ikey_dynamics
c
CADJ STORE h0facc,h0facs,h0facw
CADJ & = comlev1, key = ikey_dynamics
CADJ STORE rstardhcdt,rstardhsdt,rstardhwdt
CADJ & = comlev1, key = ikey_dynamics
CADJ STORE rstarexpc,rstarexps,rstarexpw
CADJ & = comlev1, key = ikey_dynamics
# endif
# endif
#endif
C-- Step forward fields and calculate time tendency terms.
#ifndef ALLOW_AUTODIFF_TAMC
IF ( momStepping ) THEN
#endif
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_CALL('DYNAMICS',myThid)
#endif
CALL TIMER_START('DYNAMICS [FORWARD_STEP]',myThid)
CALL DYNAMICS( myTime, myIter, myThid )
CALL TIMER_STOP ('DYNAMICS [FORWARD_STEP]',myThid)
#ifndef ALLOW_AUTODIFF_TAMC
ENDIF
#endif
#ifdef ALLOW_AUTODIFF_TAMC
# if (defined NONLIN_FRSURF) (defined ALLOW_DEPTH_CONTROL)
cph-test
CADJ STORE gU, gV = comlev1, key = ikey_dynamics
# endif
#endif
C-- Update time-counter
myIter = nIter0 + iLoop
myTime = startTime + deltaTClock * float(iLoop)
#ifdef ALLOW_MNC
C Update the default next iter for MNC
IF ( useMNC ) THEN
CALL MNC_CW_CITER_SETG( 1, 1, -1, myIter , myThid )
C TODO: Logic should be added here so that users can specify, on
C a per-citer-group basis, when it is time to update the
C "current" (and not just the "next") iteration
C TODO: the following is just a temporary band-aid (mostly, for
C Baylor) until someone writes a routine that better handles time
C boundaries such as weeks, months, years, etc.
IF ( mnc_filefreq .GT. 0 ) THEN
IF (DIFFERENT_MULTIPLE(mnc_filefreq,myTime,deltaTClock))
& THEN
CALL MNC_CW_CITER_SETG( 1, 1, myIter, -1 , myThid )
ENDIF
ENDIF
ENDIF
#endif /* ALLOW_MNC */
C-- Update geometric factors:
#ifdef NONLIN_FRSURF
C- update hfacC,W,S and recip_hFac according to etaH(n+1) :
IF ( nonlinFreeSurf.GT.0) THEN
IF ( select_rStar.GT.0 ) THEN
# ifndef DISABLE_RSTAR_CODE
# ifdef ALLOW_AUTODIFF_TAMC
cph-test
CADJ STORE hFacC = comlev1, key = ikey_dynamics
CADJ STORE hFacS = comlev1, key = ikey_dynamics
CADJ STORE hFacW = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacC = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacS = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacW = comlev1, key = ikey_dynamics
c
CADJ STORE rstarFacC = comlev1, key = ikey_dynamics
CADJ STORE rstarFacS = comlev1, key = ikey_dynamics
CADJ STORE rstarFacW = comlev1, key = ikey_dynamics
c
CADJ STORE h0facc,h0facs,h0facw = comlev1, key = ikey_dynamics
# endif
CALL TIMER_START('UPDATE_R_STAR [FORWARD_STEP]',myThid)
CALL UPDATE_R_STAR( myTime, myIter, myThid )
CALL TIMER_STOP ('UPDATE_R_STAR [FORWARD_STEP]',myThid)
# ifdef ALLOW_AUTODIFF_TAMC
cph-test
CADJ STORE hFacC = comlev1, key = ikey_dynamics
CADJ STORE hFacS = comlev1, key = ikey_dynamics
CADJ STORE hFacW = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacC = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacS = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacW = comlev1, key = ikey_dynamics
# endif
# endif /* DISABLE_RSTAR_CODE */
ELSE
#ifdef ALLOW_AUTODIFF_TAMC
CADJ STORE hFac_surfC, hFac_surfS, hFac_surfW
CADJ & = comlev1, key = ikey_dynamics
#endif
CALL TIMER_START('UPDATE_SURF_DR [FORWARD_STEP]',myThid)
CALL UPDATE_SURF_DR( myTime, myIter, myThid )
CALL TIMER_STOP ('UPDATE_SURF_DR [FORWARD_STEP]',myThid)
ENDIF
ENDIF
# ifdef ALLOW_AUTODIFF_TAMC
cph-test
CADJ STORE hFacC = comlev1, key = ikey_dynamics
CADJ STORE hFacS = comlev1, key = ikey_dynamics
CADJ STORE hFacW = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacC = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacS = comlev1, key = ikey_dynamics
CADJ STORE recip_hFacW = comlev1, key = ikey_dynamics
# endif
C- update also CG2D matrix (and preconditioner)
IF ( momStepping .AND. nonlinFreeSurf.GT.2 ) THEN
CALL TIMER_START('UPDATE_CG2D [FORWARD_STEP]',myThid)
CALL UPDATE_CG2D( myTime, myIter, myThid )
CALL TIMER_STOP ('UPDATE_CG2D [FORWARD_STEP]',myThid)
ENDIF
#endif /* NONLIN_FRSURF */
C-- Apply Filters to u*,v* before SOLVE_FOR_PRESSURE
#ifdef ALLOW_SHAP_FILT
IF (useSHAP_FILT .AND. shap_filt_uvStar) THEN
CALL TIMER_START('SHAP_FILT_UV [FORWARD_STEP]',myThid)
IF (implicDiv2Dflow.LT.1.) THEN
C-- Explicit+Implicit part of the Barotropic Flow Divergence
C => Filtering of uVel,vVel is necessary
CALL SHAP_FILT_APPLY_UV( uVel,vVel,
& myTime, myIter, myThid )
ENDIF
CALL SHAP_FILT_APPLY_UV( gU,gV,myTime,myIter,myThid)
CALL TIMER_STOP ('SHAP_FILT_UV [FORWARD_STEP]',myThid)
ENDIF
#endif
#ifdef ALLOW_ZONAL_FILT
IF (useZONAL_FILT .AND. zonal_filt_uvStar) THEN
CALL TIMER_START('ZONAL_FILT_UV [FORWARD_STEP]',myThid)
IF (implicDiv2Dflow.LT.1.) THEN
C-- Explicit+Implicit part of the Barotropic Flow Divergence
C => Filtering of uVel,vVel is necessary
CALL ZONAL_FILT_APPLY_UV( uVel, vVel, myThid )
ENDIF
CALL ZONAL_FILT_APPLY_UV( gU, gV, myThid )
CALL TIMER_STOP ('ZONAL_FILT_UV [FORWARD_STEP]',myThid)
ENDIF
#endif
C-- Solve elliptic equation(s).
C Two-dimensional only for conventional hydrostatic or
C three-dimensional for non-hydrostatic and/or IGW scheme.
IF ( momStepping ) THEN
#ifdef ALLOW_AUTODIFF_TAMC
# if (defined NONLIN_FRSURF) (defined ALLOW_DEPTH_CONTROL)
CADJ STORE uvel, vvel
CADJ & = comlev1, key = ikey_dynamics
CADJ STORE empmr,hfacs,hfacw
CADJ & = comlev1, key = ikey_dynamics
# endif
#endif
CALL TIMER_START('SOLVE_FOR_PRESSURE [FORWARD_STEP]',myThid)
CALL SOLVE_FOR_PRESSURE(myTime, myIter, myThid)
CALL TIMER_STOP ('SOLVE_FOR_PRESSURE [FORWARD_STEP]',myThid)
ENDIF
C-- Correct divergence in flow field and cycle time-stepping momentum
#ifndef ALLOW_AUTODIFF_TAMC
IF ( momStepping ) THEN
#endif
#ifdef ALLOW_AUTODIFF_TAMC
# if (defined NONLIN_FRSURF) (defined ALLOW_DEPTH_CONTROL)
# ifndef DISABLE_RSTAR_CODE
cph-test
cph not clear, why this one
CADJ STORE h0facc = comlev1, key = ikey_dynamics
# endif
# endif
# ifdef ALLOW_DEPTH_CONTROL
CADJ STORE etan, uvel,vvel
CADJ & = comlev1, key = ikey_dynamics
# endif
#endif
CALL TIMER_START('MOM_CORRECTION_STEP [FORWARD_STEP]',myThid)
CALL MOMENTUM_CORRECTION_STEP(myTime, myIter, myThid)
CALL TIMER_STOP ('MOM_CORRECTION_STEP [FORWARD_STEP]',myThid)
#ifndef ALLOW_AUTODIFF_TAMC
ENDIF
#endif
#ifdef EXACT_CONSERV
IF (exactConserv) THEN
C-- Update etaH(n+1) :
CALL TIMER_START('UPDATE_ETAH [FORWARD_STEP]',myThid)
CALL UPDATE_ETAH( myTime, myIter, myThid )
CALL TIMER_STOP ('UPDATE_ETAH [FORWARD_STEP]',myThid)
ENDIF
#endif /* EXACT_CONSERV */
#ifdef NONLIN_FRSURF
IF ( select_rStar.NE.0 ) THEN
# ifndef DISABLE_RSTAR_CODE
# ifdef ALLOW_AUTODIFF_TAMC
cph-test
CADJ STORE rstarfacc,rstarfacs,rstarfacw = comlev1, key = ikey_dynamics
# endif
C-- r* : compute the future level thickness according to etaH(n+1)
CALL TIMER_START('CALC_R_STAR [FORWARD_STEP]',myThid)
CALL CALC_R_STAR(etaH, myTime, myIter, myThid )
CALL TIMER_STOP ('CALC_R_STAR [FORWARD_STEP]',myThid)
# endif /* DISABLE_RSTAR_CODE */
ELSEIF ( nonlinFreeSurf.GT.0) THEN
C-- compute the future surface level thickness according to etaH(n+1)
# ifdef ALLOW_AUTODIFF_TAMC
CADJ STORE etaH = comlev1, key = ikey_dynamics
# endif
CALL TIMER_START('CALC_SURF_DR [FORWARD_STEP]',myThid)
CALL CALC_SURF_DR(etaH, myTime, myIter, myThid )
CALL TIMER_STOP ('CALC_SURF_DR [FORWARD_STEP]',myThid)
ENDIF
# ifdef ALLOW_AUTODIFF_TAMC
cph-test
CADJ STORE hFac_surfC = comlev1, key = ikey_dynamics
# endif
#endif /* NONLIN_FRSURF */
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
IF ( staggerTimeStep ) THEN
C-- do exchanges of U,V (needed for multiDim) when using stagger time-step :
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_CALL('DO_STAGGER_FIELDS_EXCH.',myThid)
#endif
CALL TIMER_START('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid)
CALL DO_STAGGER_FIELDS_EXCHANGES( myTime, myIter, myThid )
CALL TIMER_STOP ('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid)
#ifdef ALLOW_DIAGNOSTICS
C-- State-variables diagnostics
IF ( useDiagnostics ) THEN
CALL TIMER_START('DO_STATEVARS_DIAGS [FORWARD_STEP]',myThid)
CALL DO_STATEVARS_DIAGS( myTime, 1, myIter, myThid )
CALL TIMER_STOP ('DO_STATEVARS_DIAGS [FORWARD_STEP]',myThid)
ENDIF
#endif
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_CALL('THERMODYNAMICS',myThid)
#endif
CALL TIMER_START('THERMODYNAMICS [FORWARD_STEP]',myThid)
CALL THERMODYNAMICS( myTime, myIter, myThid )
CALL TIMER_STOP ('THERMODYNAMICS [FORWARD_STEP]',myThid)
C-- if staggerTimeStep: end
ENDIF
C---+--------+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
#ifdef ALLOW_AUTODIFF_TAMC
cph This is needed because convective_adjustment calls
cph find_rho which may use pressure()
CADJ STORE totphihyd = comlev1, key = ikey_dynamics
#endif
C-- Cycle time-stepping Tracers arrays (T,S,+pTracers)
CALL TIMER_START('TRC_CORRECTION_STEP [FORWARD_STEP]',myThid)
CALL TRACERS_CORRECTION_STEP(myTime, myIter, myThid)
CALL TIMER_STOP ('TRC_CORRECTION_STEP [FORWARD_STEP]',myThid)
#ifdef ALLOW_GCHEM
C Add separate timestepping of chemical/biological/forcing
C of ptracers here in GCHEM_FORCING_SEP
IF ( useGCHEM ) THEN
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_CALL('GCHEM_FORCING_SEP',myThid)
#endif /* ALLOW_DEBUG */
CALL TIMER_START('GCHEM_FORCING_SEP [FORWARD_STEP]',myThid)
CALL GCHEM_FORCING_SEP( myTime,myIter,myThid )
CALL TIMER_STOP ('GCHEM_FORCING_SEP [FORWARD_STEP]',myThid)
ENDIF
#endif /* ALLOW_GCHEM */
C-- Do "blocking" sends and receives for tendency "overlap" terms
c CALL TIMER_START('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid)
c CALL DO_GTERM_BLOCKING_EXCHANGES( myThid )
c CALL TIMER_STOP ('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid)
C-- Do "blocking" sends and receives for field "overlap" terms
CALL TIMER_START('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid)
CALL DO_FIELDS_BLOCKING_EXCHANGES( myThid )
CALL TIMER_STOP ('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid)
#ifdef ALLOW_DIAGNOSTICS
IF ( useDiagnostics ) THEN
CALL TIMER_START('DO_STATEVARS_DIAGS [FORWARD_STEP]',myThid)
CALL DO_STATEVARS_DIAGS( myTime, 2, myIter, myThid )
CALL TIMER_STOP ('DO_STATEVARS_DIAGS [FORWARD_STEP]',myThid)
ENDIF
#endif
#ifdef ALLOW_GRIDALT
IF (useGRIDALT) THEN
CALL GRIDALT_UPDATE(myThid)
ENDIF
#endif
#ifdef ALLOW_FIZHI
IF (useFIZHI) THEN
CALL TIMER_START('FIZHI [FORWARD_STEP]',myThid)
CALL STEP_FIZHI_CORR ( myTime, myIter, myThid, dTtracerLev(1) )
CALL TIMER_STOP ('FIZHI [FORWARD_STEP]',myThid)
ENDIF
#endif
#ifdef ALLOW_FLT
C-- Calculate float trajectories
IF (useFLT) THEN
CALL TIMER_START('FLOATS [FORWARD_STEP]',myThid)
CALL FLT_MAIN(myIter,myTime, myThid)
CALL TIMER_STOP ('FLOATS [FORWARD_STEP]',myThid)
ENDIF
#endif
#ifdef ALLOW_TIMEAVE
C-- State-variables time-averaging
CALL TIMER_START('DO_STATEVARS_TAVE [FORWARD_STEP]',myThid)
CALL DO_STATEVARS_TAVE( myTime, myIter, myThid )
CALL TIMER_STOP ('DO_STATEVARS_TAVE [FORWARD_STEP]',myThid)
#endif
#ifdef ALLOW_MONITOR
IF ( .NOT.useOffLine ) THEN
C-- Check status of solution (statistics, cfl, etc...)
CALL TIMER_START('MONITOR [FORWARD_STEP]',myThid)
CALL MONITOR( myIter, myTime, myThid )
CALL TIMER_STOP ('MONITOR [FORWARD_STEP]',myThid)
ENDIF
#endif /* ALLOW_MONITOR */
#ifdef ALLOW_COST
C-- compare model with data and compute cost function
C-- this is done after exchanges to allow interpolation
CALL TIMER_START('COST_TILE [FORWARD_STEP]',myThid)
CALL COST_TILE ( myTime, myIter, myThid )
CALL TIMER_STOP ('COST_TILE [FORWARD_STEP]',myThid)
#endif
C-- Do IO if needed.
CALL TIMER_START('DO_THE_MODEL_IO [FORWARD_STEP]',myThid)
CALL DO_THE_MODEL_IO( myTime, myIter, myThid )
CALL TIMER_STOP ('DO_THE_MODEL_IO [FORWARD_STEP]',myThid)
#ifdef HAVE_SIGREG
IF ( useSIGREG ) THEN
IF ( i_got_signal .GT. 0 ) THEN
CALL PACKAGES_WRITE_PICKUP(
I .TRUE., myTime, myIter, myThid )
CALL WRITE_CHECKPOINT(
I .TRUE., myTime, myIter, myThid )
STOP 'Checkpoint completed -- killed by signal handler'
ENDIF
ENDIF
#endif /* HAVE_SIGREG */
C-- Save state for restarts
CALL TIMER_START('WRITE_CHECKPOINT [FORWARD_STEP]',myThid)
CALL PACKAGES_WRITE_PICKUP(
I .FALSE., myTime, myIter, myThid )
CALL WRITE_CHECKPOINT(
I .FALSE., myTime, myIter, myThid )
CALL TIMER_STOP ('WRITE_CHECKPOINT [FORWARD_STEP]',myThid)
#ifdef ALLOW_DEBUG
IF ( debugLevel .GE. debLevB )
& CALL DEBUG_LEAVE('FORWARD_STEP',myThid)
#endif
RETURN
END