source: NEMO/branches/2020/r12581_ticket2418/tests/STATION_ASF/MY_SRC/step_c1d.F90 @ 12704

Last change on this file since 12704 was 12704, checked in by laurent, 8 months ago

Fixes so STATION_ASF works fine!

File size: 4.9 KB
Line 
1MODULE step_c1d
2   !!======================================================================
3   !!                       ***  MODULE step_c1d  ***
4   !! Time-stepping    : manager of the ocean, tracer and ice time stepping - c1d case
5   !!======================================================================
6   !! History :   2.0  !  2004-04  (C. Ethe)  adapted from step.F90 for C1D
7   !!             3.0  !  2008-04  (G. Madec)  redo the adaptation to include SBC
8   !!             4.1  !  2019-08  (A. Coward, D. Storkey) rewrite in preparation for new timestepping scheme
9   !!             4.1  !  2019-12  (L. Brodeau) STATION_ASF test-case
10   !!----------------------------------------------------------------------
11#if defined key_c1d
12   !!----------------------------------------------------------------------
13   !!   'key_c1d'                                       1D Configuration
14   !!----------------------------------------------------------------------
15   !!   stp_c1d        : NEMO system time-stepping in c1d case
16   !!----------------------------------------------------------------------
17   USE step_oce        ! time stepping definition modules
18   USE step, ONLY : Nbb, Nnn, Naa, Nrhs ! time level indices
19   USE restart         ! restart
20
21   IMPLICIT NONE
22   PRIVATE
23
24   PUBLIC stp_c1d   ! called by nemogcm.F90
25
26   !!----------------------------------------------------------------------
27   !! NEMO/OCE 4.0 , NEMO Consortium (2018)
28   !! $Id: step_c1d.F90 12377 2020-02-12 14:39:06Z acc $
29   !! Software governed by the CeCILL license (see ./LICENSE)
30   !!----------------------------------------------------------------------
31CONTAINS
32
33   SUBROUTINE stp_c1d( kstp )
34      !!----------------------------------------------------------------------
35      !!                     ***  ROUTINE stp_c1d  ***
36      !!
37      !! ** Purpose :  - Time stepping of SBC including sea ice (dynamic and thermodynamic eqs.)
38      !!               - Time stepping of OPA (momentum and active tracer eqs.)
39      !!               - Time stepping of TOP (passive tracer eqs.)
40      !!
41      !! ** Method  : -1- Update forcings and data
42      !!              -2- Update vertical ocean physics
43      !!              -3- Compute the t and s trends
44      !!              -4- Update t and s
45      !!              -5- Compute the momentum trends
46      !!              -6- Update the horizontal velocity
47      !!              -7- Compute the diagnostics variables (rd,N2, div,cur,w)
48      !!              -8- Outputs and diagnostics
49      !!----------------------------------------------------------------------
50      INTEGER, INTENT(in) ::   kstp   ! ocean time-step index
51      !
52      INTEGER ::   jk       ! dummy loop indice
53      INTEGER ::   indic    ! error indicator if < 0
54      !! ---------------------------------------------------------------------
55
56      indic = 0                ! reset to no error condition
57      IF( kstp == nit000 )   CALL iom_init( "nemo")   ! iom_put initialization (must be done after nemo_init for AGRIF+XIOS+OASIS)
58      IF( kstp /= nit000 )   CALL day( kstp )         ! Calendar (day was already called at nit000 in day_init)
59      CALL iom_setkt( kstp - nit000 + 1, "nemo" )   ! say to iom that we are at time step kstp
60
61      !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
62      ! Update data, open boundaries, surface boundary condition (including sea-ice)
63      !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
64      CALL sbc    ( kstp, Nbb, Nnn )  ! Sea Boundary Condition (including sea-ice)
65
66      !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
67      ! diagnostics and outputs
68      !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
69      CALL dia_wri( kstp, Nnn )  ! ocean model: outputs
70
71      ! Swap time levels
72      Nrhs = Nbb
73      Nbb = Nnn
74      Nnn = Naa
75      Naa = Nrhs
76
77      !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
78      ! Control and restarts
79      !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
80      CALL stp_ctl( kstp, Nnn )
81
82      IF( kstp == nit000 )   CALL iom_close( numror )          ! close input  ocean restart file
83      IF( lrst_oce       )   CALL rst_write( kstp, Nbb, Nnn )  ! write output ocean restart file
84      !
85#if defined key_iomput
86      IF( kstp == nitend .OR. nstop > 0 )   CALL xios_context_finalize()   ! needed for XIOS
87      !
88#endif
89   END SUBROUTINE stp_c1d
90
91#else
92   !!----------------------------------------------------------------------
93   !!   Default key                                            NO 1D Config
94   !!----------------------------------------------------------------------
95CONTAINS
96   SUBROUTINE stp_c1d ( kt )      ! dummy routine
97      IMPLICIT NONE
98      INTEGER, INTENT( in ) :: kt
99      WRITE(*,*) 'stp_c1d: You should not have seen this print! error?', kt
100   END SUBROUTINE stp_c1d
101#endif
102
103   !!======================================================================
104END MODULE step_c1d
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