| 1 | MODULE step |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE step *** |
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| 4 | !! Time-stepping : manager of the ocean, tracer and ice time stepping |
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| 5 | !!====================================================================== |
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| 6 | !! History : OPA ! 1991-03 (G. Madec) Original code |
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| 7 | !! - ! 1991-11 (G. Madec) |
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| 8 | !! - ! 1992-06 (M. Imbard) add a first output record |
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| 9 | !! - ! 1996-04 (G. Madec) introduction of dynspg |
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| 10 | !! - ! 1996-04 (M.A. Foujols) introduction of passive tracer |
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| 11 | !! 8.0 ! 1997-06 (G. Madec) new architecture of call |
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| 12 | !! 8.2 ! 1997-06 (G. Madec, M. Imbard, G. Roullet) free surface |
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| 13 | !! - ! 1999-02 (G. Madec, N. Grima) hpg implicit |
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| 14 | !! - ! 2000-07 (J-M Molines, M. Imbard) Open Bondary Conditions |
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| 15 | !! NEMO 1.0 ! 2002-06 (G. Madec) free form, suppress macro-tasking |
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| 16 | !! - ! 2004-08 (C. Talandier) New trends organization |
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| 17 | !! - ! 2005-01 (C. Ethe) Add the KPP closure scheme |
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| 18 | !! - ! 2005-11 (G. Madec) Reorganisation of tra and dyn calls |
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| 19 | !! - ! 2006-01 (L. Debreu, C. Mazauric) Agrif implementation |
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| 20 | !! - ! 2006-07 (S. Masson) restart using iom |
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| 21 | !! 3.2 ! 2009-02 (G. Madec, R. Benshila) reintroduicing z*-coordinate |
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| 22 | !! - ! 2009-06 (S. Masson, G. Madec) TKE restart compatible with key_cpl |
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| 23 | !! 3.3 ! 2010-05 (K. Mogensen, A. Weaver, M. Martin, D. Lea) Assimilation interface |
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| 24 | !! - ! 2010-10 (C. Ethe, G. Madec) reorganisation of initialisation phase + merge TRC-TRA |
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| 25 | !! 3.4 ! 2011-04 (G. Madec, C. Ethe) Merge of dtatem and dtasal |
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| 26 | !! 3.6 ! 2012-07 (J. Simeon, G. Madec. C. Ethe) Online coarsening of outputs |
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| 27 | !! 3.6 ! 2014-04 (F. Roquet, G. Madec) New equations of state |
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| 28 | !! 3.6 ! 2014-10 (E. Clementi, P. Oddo) Add Qiao vertical mixing in case of waves |
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| 29 | !! 3.7 ! 2014-10 (G. Madec) LDF simplication |
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| 30 | !! - ! 2014-12 (G. Madec) remove KPP scheme |
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| 31 | !! - ! 2015-11 (J. Chanut) free surface simplification (remove filtered free surface) |
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| 32 | !! 4.0 ! 2017-05 (G. Madec) introduction of the vertical physics manager (zdfphy) |
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| 33 | !!---------------------------------------------------------------------- |
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| 34 | |
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| 35 | !!---------------------------------------------------------------------- |
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| 36 | !! stp : OPA system time-stepping |
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| 37 | !!---------------------------------------------------------------------- |
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| 38 | USE step_oce ! time stepping definition modules |
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| 39 | ! |
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| 40 | USE iom ! xIOs server |
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| 41 | |
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| 42 | IMPLICIT NONE |
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| 43 | PRIVATE |
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| 44 | |
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| 45 | PUBLIC stp ! called by nemogcm.F90 |
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| 46 | |
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| 47 | !!---------------------------------------------------------------------- |
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| 48 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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| 49 | !! $Id$ |
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| 50 | !! Software governed by the CeCILL license (see ./LICENSE) |
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| 51 | !!---------------------------------------------------------------------- |
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| 52 | CONTAINS |
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| 53 | |
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| 54 | #if defined key_agrif |
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| 55 | RECURSIVE SUBROUTINE stp( ) |
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| 56 | INTEGER :: kstp ! ocean time-step index |
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| 57 | #else |
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| 58 | SUBROUTINE stp( kstp ) |
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| 59 | INTEGER, INTENT(in) :: kstp ! ocean time-step index |
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| 60 | #endif |
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| 61 | !!---------------------------------------------------------------------- |
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| 62 | !! *** ROUTINE stp *** |
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| 63 | !! |
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| 64 | !! ** Purpose : - Time stepping of OPA (momentum and active tracer eqs.) |
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| 65 | !! - Time stepping of SI3 (dynamic and thermodynamic eqs.) |
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| 66 | !! - Time stepping of TRC (passive tracer eqs.) |
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| 67 | !! |
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| 68 | !! ** Method : -1- Update forcings and data |
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| 69 | !! -2- Update ocean physics |
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| 70 | !! -3- Compute the t and s trends |
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| 71 | !! -4- Update t and s |
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| 72 | !! -5- Compute the momentum trends |
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| 73 | !! -6- Update the horizontal velocity |
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| 74 | !! -7- Compute the diagnostics variables (rd,N2, hdiv,w) |
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| 75 | !! -8- Outputs and diagnostics |
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| 76 | !!---------------------------------------------------------------------- |
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| 77 | INTEGER :: ji, jj, jk ! dummy loop indice |
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| 78 | !!gm kcall can be removed, I guess |
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| 79 | INTEGER :: kcall ! optional integer argument (dom_vvl_sf_nxt) |
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| 80 | !! --------------------------------------------------------------------- |
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| 81 | #if defined key_agrif |
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| 82 | IF( nstop > 0 ) RETURN ! avoid to go further if an error was detected during previous time step (child grid) |
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| 83 | kstp = nit000 + Agrif_Nb_Step() |
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| 84 | IF( lk_agrif_debug ) THEN |
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| 85 | IF( Agrif_Root() .and. lwp) WRITE(*,*) '---' |
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| 86 | IF(lwp) WRITE(*,*) 'Grid Number', Agrif_Fixed(),' time step ', kstp, 'int tstep', Agrif_NbStepint() |
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| 87 | ENDIF |
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| 88 | IF( kstp == nit000 + 1 ) lk_agrif_fstep = .FALSE. |
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| 89 | # if defined key_iomput |
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| 90 | IF( Agrif_Nbstepint() == 0 ) CALL iom_swap( cxios_context ) |
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| 91 | # endif |
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| 92 | #endif |
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| 93 | ! |
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| 94 | IF( ln_timing ) CALL timing_start('stp') |
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| 95 | ! |
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| 96 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 97 | ! update I/O and calendar |
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| 98 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 99 | IF( kstp == nit000 ) THEN ! initialize IOM context (must be done after nemo_init for AGRIF+XIOS+OASIS) |
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| 100 | CALL iom_init( cxios_context ) ! for model grid (including passible AGRIF zoom) |
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| 101 | IF( ln_crs ) CALL iom_init( TRIM(cxios_context)//"_crs" ) ! for coarse grid |
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| 102 | ENDIF |
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| 103 | IF( kstp /= nit000 ) CALL day( kstp ) ! Calendar (day was already called at nit000 in day_init) |
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| 104 | CALL iom_setkt( kstp - nit000 + 1, cxios_context ) ! tell IOM we are at time step kstp |
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| 105 | IF( ln_crs ) CALL iom_setkt( kstp - nit000 + 1, TRIM(cxios_context)//"_crs" ) ! tell IOM we are at time step kstp |
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| 106 | |
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| 107 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 108 | ! Update external forcing (tides, open boundaries, and surface boundary condition (including sea-ice) |
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| 109 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 110 | IF( ln_tide ) CALL sbc_tide( kstp ) ! update tide potential |
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| 111 | IF( ln_apr_dyn ) CALL sbc_apr ( kstp ) ! atmospheric pressure (NB: call before bdy_dta which needs ssh_ib) |
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| 112 | IF( ln_bdy ) CALL bdy_dta ( kstp, kt_offset = +1 ) ! update dynamic & tracer data at open boundaries |
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| 113 | CALL sbc ( kstp ) ! Sea Boundary Condition (including sea-ice) |
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| 114 | |
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| 115 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 116 | ! Update stochastic parameters and random T/S fluctuations |
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| 117 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 118 | IF( ln_sto_eos ) CALL sto_par( kstp ) ! Stochastic parameters |
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| 119 | IF( ln_sto_eos ) CALL sto_pts( tsn ) ! Random T/S fluctuations |
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| 120 | |
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| 121 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 122 | ! Ocean physics update |
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| 123 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 124 | ! THERMODYNAMICS |
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| 125 | CALL eos_rab( tsb, rab_b ) ! before local thermal/haline expension ratio at T-points |
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| 126 | CALL eos_rab( tsn, rab_n ) ! now local thermal/haline expension ratio at T-points |
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| 127 | CALL bn2 ( tsb, rab_b, rn2b ) ! before Brunt-Vaisala frequency |
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| 128 | CALL bn2 ( tsn, rab_n, rn2 ) ! now Brunt-Vaisala frequency |
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| 129 | |
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| 130 | ! VERTICAL PHYSICS |
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| 131 | CALL zdf_phy( kstp ) ! vertical physics update (top/bot drag, avt, avs, avm + MLD) |
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| 132 | |
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| 133 | ! LATERAL PHYSICS |
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| 134 | ! |
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| 135 | IF( l_ldfslp ) THEN ! slope of lateral mixing |
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| 136 | CALL eos( tsb, rhd, gdept_0(:,:,:) ) ! before in situ density |
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| 137 | |
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| 138 | IF( ln_zps .AND. .NOT. ln_isfcav) & |
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| 139 | & CALL zps_hde ( kstp, jpts, tsb, gtsu, gtsv, & ! Partial steps: before horizontal gradient |
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| 140 | & rhd, gru , grv ) ! of t, s, rd at the last ocean level |
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| 141 | |
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| 142 | IF( ln_zps .AND. ln_isfcav) & |
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| 143 | & CALL zps_hde_isf( kstp, jpts, tsb, gtsu, gtsv, gtui, gtvi, & ! Partial steps for top cell (ISF) |
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| 144 | & rhd, gru , grv , grui, grvi ) ! of t, s, rd at the first ocean level |
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| 145 | IF( ln_traldf_triad ) THEN |
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| 146 | CALL ldf_slp_triad( kstp ) ! before slope for triad operator |
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| 147 | ELSE |
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| 148 | CALL ldf_slp ( kstp, rhd, rn2b ) ! before slope for standard operator |
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| 149 | ENDIF |
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| 150 | ENDIF |
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| 151 | ! ! eddy diffusivity coeff. |
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| 152 | IF( l_ldftra_time .OR. l_ldfeiv_time ) CALL ldf_tra( kstp ) ! and/or eiv coeff. |
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| 153 | IF( l_ldfdyn_time ) CALL ldf_dyn( kstp ) ! eddy viscosity coeff. |
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| 154 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 155 | ! Ocean dynamics : hdiv, ssh, e3, u, v, w |
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| 156 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 157 | |
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| 158 | CALL ssh_nxt ( kstp ) ! after ssh (includes call to div_hor) |
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| 159 | IF( .NOT.ln_linssh ) CALL dom_vvl_sf_nxt( kstp ) ! after vertical scale factors |
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| 160 | CALL wzv ( kstp ) ! now cross-level velocity |
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| 161 | IF( ln_zad_Aimp ) CALL wAimp ( kstp ) ! Adaptive-implicit vertical advection partitioning |
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| 162 | CALL eos ( tsn, rhd, rhop, gdept_n(:,:,:) ) ! now in situ density for hpg computation |
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| 163 | |
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| 164 | |
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| 165 | ua(:,:,:) = 0._wp ! set dynamics trends to zero |
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| 166 | va(:,:,:) = 0._wp |
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| 167 | |
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| 168 | IF( lk_asminc .AND. ln_asmiau .AND. ln_dyninc ) & |
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| 169 | & CALL dyn_asm_inc ( kstp ) ! apply dynamics assimilation increment |
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| 170 | IF( ln_bdy ) CALL bdy_dyn3d_dmp ( kstp ) ! bdy damping trends |
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| 171 | #if defined key_agrif |
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| 172 | IF(.NOT. Agrif_Root()) & |
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| 173 | & CALL Agrif_Sponge_dyn ! momentum sponge |
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| 174 | #endif |
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| 175 | CALL dyn_adv ( kstp ) ! advection (vector or flux form) |
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| 176 | CALL dyn_vor ( kstp ) ! vorticity term including Coriolis |
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| 177 | CALL dyn_ldf ( kstp ) ! lateral mixing |
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| 178 | IF( ln_zdfosm ) CALL dyn_osm ( kstp ) ! OSMOSIS non-local velocity fluxes |
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| 179 | CALL dyn_hpg ( kstp ) ! horizontal gradient of Hydrostatic pressure |
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| 180 | CALL dyn_spg ( kstp ) ! surface pressure gradient |
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| 181 | |
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| 182 | ! With split-explicit free surface, since now transports have been updated and ssha as well |
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| 183 | IF( ln_dynspg_ts ) THEN ! vertical scale factors and vertical velocity need to be updated |
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| 184 | CALL div_hor ( kstp ) ! Horizontal divergence (2nd call in time-split case) |
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| 185 | IF(.NOT.ln_linssh) CALL dom_vvl_sf_nxt( kstp, kcall=2 ) ! after vertical scale factors (update depth average component) |
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| 186 | ENDIF |
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| 187 | CALL dyn_zdf ( kstp ) ! vertical diffusion |
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| 188 | IF( ln_dynspg_ts ) THEN ! vertical scale factors and vertical velocity need to be updated |
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| 189 | CALL wzv ( kstp ) ! now cross-level velocity |
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| 190 | IF( ln_zad_Aimp ) CALL wAimp ( kstp ) ! Adaptive-implicit vertical advection partitioning |
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| 191 | ENDIF |
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| 192 | |
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| 193 | |
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| 194 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 195 | ! cool skin |
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| 196 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 197 | IF ( ln_diurnal ) CALL stp_diurnal( kstp ) |
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| 198 | |
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| 199 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 200 | ! diagnostics and outputs |
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| 201 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 202 | IF( ln_floats ) CALL flo_stp ( kstp ) ! drifting Floats |
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| 203 | IF( ln_diacfl ) CALL dia_cfl ( kstp ) ! Courant number diagnostics |
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| 204 | CALL dia_hth ( kstp ) ! Thermocline depth (20 degres isotherm depth) |
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| 205 | IF( ln_diadct ) CALL dia_dct ( kstp ) ! Transports |
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| 206 | CALL dia_ar5 ( kstp ) ! ar5 diag |
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| 207 | IF( ln_diaptr ) CALL dia_ptr ! Poleward adv/ldf TRansports diagnostics |
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| 208 | IF( ln_diaharm ) CALL dia_harm( kstp ) ! Tidal harmonic analysis |
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| 209 | CALL dia_wri ( kstp ) ! ocean model: outputs |
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| 210 | ! |
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| 211 | IF( ln_crs ) CALL crs_fld ( kstp ) ! ocean model: online field coarsening & output |
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| 212 | |
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| 213 | #if defined key_top |
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| 214 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 215 | ! Passive Tracer Model |
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| 216 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 217 | CALL trc_stp ( kstp ) ! time-stepping |
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| 218 | #endif |
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| 219 | |
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| 220 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 221 | ! Active tracers |
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| 222 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 223 | tsa(:,:,:,:) = 0._wp ! set tracer trends to zero |
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| 224 | |
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| 225 | IF( lk_asminc .AND. ln_asmiau .AND. & |
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| 226 | & ln_trainc ) CALL tra_asm_inc ( kstp ) ! apply tracer assimilation increment |
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| 227 | CALL tra_sbc ( kstp ) ! surface boundary condition |
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| 228 | IF( ln_traqsr ) CALL tra_qsr ( kstp ) ! penetrative solar radiation qsr |
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| 229 | IF( ln_trabbc ) CALL tra_bbc ( kstp ) ! bottom heat flux |
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| 230 | IF( ln_trabbl ) CALL tra_bbl ( kstp ) ! advective (and/or diffusive) bottom boundary layer scheme |
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| 231 | IF( ln_tradmp ) CALL tra_dmp ( kstp ) ! internal damping trends |
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| 232 | IF( ln_bdy ) CALL bdy_tra_dmp ( kstp ) ! bdy damping trends |
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| 233 | #if defined key_agrif |
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| 234 | IF(.NOT. Agrif_Root()) & |
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| 235 | & CALL Agrif_Sponge_tra ! tracers sponge |
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| 236 | #endif |
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| 237 | CALL tra_adv ( kstp ) ! horizontal & vertical advection |
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| 238 | IF( ln_zdfosm ) CALL tra_osm ( kstp ) ! OSMOSIS non-local tracer fluxes |
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| 239 | IF( lrst_oce .AND. ln_zdfosm ) & |
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| 240 | & CALL osm_rst( kstp, 'WRITE' )! write OSMOSIS outputs + wn (so must do here) to restarts |
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| 241 | CALL tra_ldf ( kstp ) ! lateral mixing |
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| 242 | |
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| 243 | CALL tra_zdf ( kstp ) ! vertical mixing and after tracer fields |
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| 244 | IF( ln_zdfnpc ) CALL tra_npc ( kstp ) ! update after fields by non-penetrative convection |
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| 245 | |
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| 246 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 247 | ! Set boundary conditions and Swap |
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| 248 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 249 | !!jc1: For agrif, it would be much better to finalize tracers/momentum here (e.g. bdy conditions) and move the swap |
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| 250 | !! (and time filtering) after Agrif update. Then restart would be done after and would contain updated fields. |
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| 251 | !! If so: |
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| 252 | !! (i) no need to call agrif update at initialization time |
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| 253 | !! (ii) no need to update "before" fields |
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| 254 | !! |
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| 255 | !! Apart from creating new tra_swp/dyn_swp routines, this however: |
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| 256 | !! (i) makes boundary conditions at initialization time computed from updated fields which is not the case between |
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| 257 | !! two restarts => restartability issue. One can circumvent this, maybe, by assuming "interface separation", |
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| 258 | !! e.g. a shift of the feedback interface inside child domain. |
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| 259 | !! (ii) requires that all restart outputs of updated variables by agrif (e.g. passive tracers/tke/barotropic arrays) are done at the same |
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| 260 | !! place. |
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| 261 | !! |
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| 262 | !!jc2: dynnxt must be the latest call. e3t_b are indeed updated in that routine |
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| 263 | CALL tra_nxt ( kstp ) ! finalize (bcs) tracer fields at next time step and swap |
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| 264 | CALL dyn_nxt ( kstp ) ! finalize (bcs) velocities at next time step and swap (always called after tra_nxt) |
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| 265 | CALL ssh_swp ( kstp ) ! swap of sea surface height |
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| 266 | IF(.NOT.ln_linssh) CALL dom_vvl_sf_swp( kstp ) ! swap of vertical scale factors |
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| 267 | ! |
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| 268 | IF( ln_diahsb ) CALL dia_hsb ( kstp ) ! - ML - global conservation diagnostics |
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| 269 | |
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| 270 | !!gm : This does not only concern the dynamics ==>>> add a new title |
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| 271 | !!gm2: why ouput restart before AGRIF update? |
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| 272 | !! |
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| 273 | !!jc: That would be better, but see comment above |
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| 274 | !! |
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| 275 | IF( lrst_oce ) CALL rst_write ( kstp ) ! write output ocean restart file |
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| 276 | IF( ln_sto_eos ) CALL sto_rst_write( kstp ) ! write restart file for stochastic parameters |
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| 277 | |
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| 278 | #if defined key_agrif |
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| 279 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 280 | ! AGRIF recursive integration |
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| 281 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 282 | CALL Agrif_Integrate_ChildGrids( stp ) ! allows to finish all the Child Grids before updating |
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| 283 | #endif |
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| 284 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 285 | ! Control |
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| 286 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 287 | CALL stp_ctl ( kstp ) |
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| 288 | |
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| 289 | #if defined key_agrif |
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| 290 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 291 | ! AGRIF update |
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| 292 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 293 | IF( Agrif_NbStepint() == 0 .AND. nstop == 0 ) THEN |
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| 294 | CALL Agrif_update_all( ) ! Update all components |
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| 295 | ENDIF |
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| 296 | #endif |
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| 297 | |
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| 298 | IF( ln_diaobs ) CALL dia_obs ( kstp ) ! obs-minus-model (assimilation) diagnostics (call after dynamics update) |
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| 299 | |
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| 300 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 301 | ! File manipulation at the end of the first time step |
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| 302 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 303 | IF( kstp == nit000 ) THEN ! 1st time step only |
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| 304 | CALL iom_close( numror ) ! close input ocean restart file |
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| 305 | IF(lwm) CALL FLUSH ( numond ) ! flush output namelist oce |
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| 306 | IF(lwm .AND. numoni /= -1 ) CALL FLUSH ( numoni ) ! flush output namelist ice (if exist) |
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| 307 | ENDIF |
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| 308 | |
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| 309 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 310 | ! Coupled mode |
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| 311 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 312 | !!gm why lk_oasis and not lk_cpl ???? |
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| 313 | IF( lk_oasis .AND. nstop == 0 ) CALL sbc_cpl_snd( kstp ) ! coupled mode : field exchanges |
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| 314 | ! |
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| 315 | #if defined key_iomput |
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| 316 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 317 | ! Finalize contextes if end of simulation or error detected |
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| 318 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 319 | IF( kstp == nitend .OR. nstop > 0 ) THEN |
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| 320 | CALL iom_context_finalize( cxios_context ) ! needed for XIOS+AGRIF |
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| 321 | IF( lrxios ) CALL iom_context_finalize( crxios_context ) |
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| 322 | IF( ln_crs ) CALL iom_context_finalize( trim(cxios_context)//"_crs" ) ! |
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| 323 | ENDIF |
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| 324 | #endif |
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| 325 | ! |
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| 326 | IF( ln_timing ) CALL timing_stop('stp') |
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| 327 | ! |
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| 328 | END SUBROUTINE stp |
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| 329 | ! |
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| 330 | !!====================================================================== |
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| 331 | END MODULE step |
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