[2574] | 1 | MODULE nemogcm |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE nemogcm *** |
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| 4 | !! Off-line Ocean : passive tracer evolution, dynamics read in files |
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| 5 | !!====================================================================== |
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| 6 | !! History : 3.3 ! 2010-05 (C. Ethe) Full reorganization of the off-line: phasing with the on-line |
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[2715] | 7 | !! 4.0 ! 2011-01 (C. Ethe, A. R. Porter, STFC Daresbury) dynamical allocation |
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[2574] | 8 | !!---------------------------------------------------------------------- |
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| 9 | |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! nemo_gcm : off-line: solve ocean tracer only |
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| 12 | !! nemo_init : initialization of the nemo model |
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| 13 | !! nemo_ctl : initialisation of algorithm flag |
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| 14 | !! nemo_closefile : close remaining files |
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| 15 | !!---------------------------------------------------------------------- |
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| 16 | USE dom_oce ! ocean space domain variables |
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| 17 | USE oce ! dynamics and tracers variables |
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| 18 | USE c1d ! 1D configuration |
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| 19 | USE domcfg ! domain configuration (dom_cfg routine) |
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[5504] | 20 | USE domain ! domain initialization from coordinate & bathymetry (dom_init routine) |
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| 21 | USE domrea ! domain initialization from mesh_mask (dom_init routine) |
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[2574] | 22 | USE eosbn2 ! equation of state (eos bn2 routine) |
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| 23 | ! ! ocean physics |
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| 24 | USE ldftra ! lateral diffusivity setting (ldf_tra_init routine) |
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| 25 | USE ldfslp ! slopes of neutral surfaces (ldf_slp_init routine) |
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| 26 | USE traqsr ! solar radiation penetration (tra_qsr_init routine) |
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| 27 | USE trabbl ! bottom boundary layer (tra_bbl_init routine) |
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[5836] | 28 | USE traldf ! lateral physics (tra_ldf_init routine) |
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[2574] | 29 | USE zdfini ! vertical physics: initialization |
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[2715] | 30 | USE sbcmod ! surface boundary condition (sbc_init routine) |
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[2574] | 31 | USE phycst ! physical constant (par_cst routine) |
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| 32 | USE dtadyn ! Lecture and Interpolation of the dynamical fields |
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| 33 | USE trcini ! Initilization of the passive tracers |
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| 34 | USE daymod ! calendar (day routine) |
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| 35 | USE trcstp ! passive tracer time-stepping (trc_stp routine) |
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| 36 | USE dtadyn ! Lecture and interpolation of the dynamical fields |
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| 37 | ! ! I/O & MPP |
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| 38 | USE iom ! I/O library |
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| 39 | USE in_out_manager ! I/O manager |
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| 40 | USE mppini ! shared/distributed memory setting (mpp_init routine) |
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| 41 | USE lib_mpp ! distributed memory computing |
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| 42 | #if defined key_iomput |
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[3716] | 43 | USE xios |
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[2574] | 44 | #endif |
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[3294] | 45 | USE prtctl ! Print control (prt_ctl_init routine) |
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| 46 | USE timing ! Timing |
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[3764] | 47 | USE lib_fortran ! Fortran utilities (allows no signed zero when 'key_nosignedzero' defined) |
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[5039] | 48 | USE lbcnfd, ONLY: isendto, nsndto, nfsloop, nfeloop ! Setup of north fold exchanges |
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[2574] | 49 | |
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[4152] | 50 | USE trc |
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| 51 | USE trcnam |
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| 52 | USE trcrst |
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[4749] | 53 | USE diaptr ! Need to initialise this as some variables are used in if statements later |
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[6140] | 54 | USE sbc_oce, ONLY: ln_rnf |
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| 55 | USE sbcrnf |
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[4152] | 56 | |
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[2574] | 57 | IMPLICIT NONE |
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| 58 | PRIVATE |
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| 59 | |
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| 60 | PUBLIC nemo_gcm ! called by nemo.F90 |
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| 61 | |
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| 62 | CHARACTER (len=64) :: cform_aaa="( /, 'AAAAAAAA', / ) " ! flag for output listing |
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| 63 | |
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| 64 | !!---------------------------------------------------------------------- |
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| 65 | !! NEMO/OFF 3.3 , NEMO Consortium (2010) |
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[5215] | 66 | !! $Id$ |
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[2574] | 67 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 68 | !!---------------------------------------------------------------------- |
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| 69 | CONTAINS |
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| 70 | |
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| 71 | SUBROUTINE nemo_gcm |
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| 72 | !!---------------------------------------------------------------------- |
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| 73 | !! *** ROUTINE nemo_gcm *** |
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| 74 | !! |
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| 75 | !! ** Purpose : nemo solves the primitive equations on an orthogonal |
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| 76 | !! curvilinear mesh on the sphere. |
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| 77 | !! |
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| 78 | !! ** Method : - model general initialization |
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| 79 | !! - launch the time-stepping (dta_dyn and trc_stp) |
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| 80 | !! - finalize the run by closing files and communications |
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| 81 | !! |
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| 82 | !! References : Madec, Delecluse,Imbard, and Levy, 1997: internal report, IPSL. |
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| 83 | !! Madec, 2008, internal report, IPSL. |
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| 84 | !!---------------------------------------------------------------------- |
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| 85 | INTEGER :: istp, indic ! time step index |
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| 86 | !!---------------------------------------------------------------------- |
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| 87 | |
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| 88 | CALL nemo_init ! Initializations |
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| 89 | |
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| 90 | ! check that all process are still there... If some process have an error, |
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| 91 | ! they will never enter in step and other processes will wait until the end of the cpu time! |
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| 92 | IF( lk_mpp ) CALL mpp_max( nstop ) |
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| 93 | |
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| 94 | ! !-----------------------! |
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| 95 | ! !== time stepping ==! |
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| 96 | ! !-----------------------! |
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| 97 | istp = nit000 |
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[6140] | 98 | ! |
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| 99 | ! Initialize arrays of runoffs structures and read data from the namelist |
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| 100 | IF ( ln_rnf ) CALL sbc_rnf(istp) |
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[3827] | 101 | ! |
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[5504] | 102 | CALL iom_init( cxios_context ) ! iom_put initialization (must be done after nemo_init for AGRIF+XIOS+OASIS) |
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[3827] | 103 | ! |
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[2574] | 104 | DO WHILE ( istp <= nitend .AND. nstop == 0 ) ! time stepping |
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| 105 | ! |
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| 106 | IF( istp /= nit000 ) CALL day ( istp ) ! Calendar (day was already called at nit000 in day_init) |
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[4152] | 107 | CALL iom_setkt( istp - nit000 + 1, "nemo" ) ! say to iom that we are at time step kstp |
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[2574] | 108 | CALL dta_dyn ( istp ) ! Interpolation of the dynamical fields |
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| 109 | CALL trc_stp ( istp ) ! time-stepping |
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| 110 | CALL stp_ctl ( istp, indic ) ! Time loop: control and print |
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| 111 | istp = istp + 1 |
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| 112 | IF( lk_mpp ) CALL mpp_max( nstop ) |
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| 113 | END DO |
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[3769] | 114 | #if defined key_iomput |
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[5504] | 115 | CALL iom_context_finalize( cxios_context ) ! needed for XIOS+AGRIF |
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[3769] | 116 | #endif |
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[2574] | 117 | |
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| 118 | ! !------------------------! |
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| 119 | ! !== finalize the run ==! |
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| 120 | ! !------------------------! |
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| 121 | IF(lwp) WRITE(numout,cform_aaa) ! Flag AAAAAAA |
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| 122 | |
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| 123 | IF( nstop /= 0 .AND. lwp ) THEN ! error print |
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| 124 | WRITE(numout,cform_err) |
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| 125 | WRITE(numout,*) nstop, ' error have been found' |
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| 126 | ENDIF |
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| 127 | ! |
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[3294] | 128 | IF( nn_timing == 1 ) CALL timing_finalize |
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| 129 | ! |
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[2574] | 130 | CALL nemo_closefile |
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| 131 | ! |
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[3716] | 132 | # if defined key_iomput |
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[3827] | 133 | CALL xios_finalize ! end mpp communications |
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[3716] | 134 | # else |
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| 135 | IF( lk_mpp ) CALL mppstop ! end mpp communications |
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| 136 | # endif |
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[2574] | 137 | ! |
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| 138 | END SUBROUTINE nemo_gcm |
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| 139 | |
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| 140 | |
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| 141 | SUBROUTINE nemo_init |
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| 142 | !!---------------------------------------------------------------------- |
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| 143 | !! *** ROUTINE nemo_init *** |
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| 144 | !! |
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| 145 | !! ** Purpose : initialization of the nemo model in off-line mode |
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| 146 | !!---------------------------------------------------------------------- |
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| 147 | INTEGER :: ji ! dummy loop indices |
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| 148 | INTEGER :: ilocal_comm ! local integer |
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[4147] | 149 | INTEGER :: ios |
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[5504] | 150 | LOGICAL :: llexist |
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[3716] | 151 | CHARACTER(len=80), DIMENSION(16) :: cltxt |
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[2574] | 152 | !! |
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| 153 | NAMELIST/namctl/ ln_ctl , nn_print, nn_ictls, nn_ictle, & |
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[3294] | 154 | & nn_isplt, nn_jsplt, nn_jctls, nn_jctle, & |
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[6140] | 155 | & nn_bench, nn_timing, nn_diacfl |
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[4147] | 156 | NAMELIST/namcfg/ cp_cfg, cp_cfz, jp_cfg, jpidta, jpjdta, jpkdta, jpiglo, jpjglo, & |
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[5118] | 157 | & jpizoom, jpjzoom, jperio, ln_use_jattr |
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[2574] | 158 | !!---------------------------------------------------------------------- |
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[3716] | 159 | cltxt = '' |
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[5407] | 160 | cxios_context = 'nemo' |
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[3716] | 161 | ! |
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[4147] | 162 | ! ! Open reference namelist and configuration namelist files |
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| 163 | CALL ctl_opn( numnam_ref, 'namelist_ref', 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, 6, .FALSE. ) |
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| 164 | CALL ctl_opn( numnam_cfg, 'namelist_cfg', 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, 6, .FALSE. ) |
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[2574] | 165 | ! |
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[4147] | 166 | REWIND( numnam_ref ) ! Namelist namctl in reference namelist : Control prints & Benchmark |
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| 167 | READ ( numnam_ref, namctl, IOSTAT = ios, ERR = 901 ) |
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[4290] | 168 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namctl in reference namelist', .TRUE. ) |
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[4147] | 169 | |
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| 170 | REWIND( numnam_cfg ) ! Namelist namctl in confguration namelist : Control prints & Benchmark |
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| 171 | READ ( numnam_cfg, namctl, IOSTAT = ios, ERR = 902 ) |
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[4290] | 172 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namctl in configuration namelist', .TRUE. ) |
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| 173 | |
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[4147] | 174 | ! |
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| 175 | REWIND( numnam_ref ) ! Namelist namcfg in reference namelist : Control prints & Benchmark |
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| 176 | READ ( numnam_ref, namcfg, IOSTAT = ios, ERR = 903 ) |
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[4290] | 177 | 903 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namcfg in reference namelist', .TRUE. ) |
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[4147] | 178 | |
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| 179 | REWIND( numnam_cfg ) ! Namelist namcfg in confguration namelist : Control prints & Benchmark |
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| 180 | READ ( numnam_cfg, namcfg, IOSTAT = ios, ERR = 904 ) |
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[4290] | 181 | 904 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namcfg in configuration namelist', .TRUE. ) |
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| 182 | |
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| 183 | ! |
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[2574] | 184 | ! !--------------------------------------------! |
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| 185 | ! ! set communicator & select the local node ! |
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[4624] | 186 | ! ! NB: mynode also opens output.namelist.dyn ! |
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| 187 | ! ! on unit number numond on first proc ! |
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[2574] | 188 | ! !--------------------------------------------! |
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| 189 | #if defined key_iomput |
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[5504] | 190 | CALL xios_initialize( "for_xios_mpi_id",return_comm=ilocal_comm ) |
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[5407] | 191 | narea = mynode( cltxt, 'output.namelist.dyn', numnam_ref, numnam_cfg, numond , nstop, ilocal_comm ) ! Nodes selection |
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[2574] | 192 | #else |
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[2715] | 193 | ilocal_comm = 0 |
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[5407] | 194 | narea = mynode( cltxt, 'output.namelist.dyn', numnam_ref, numnam_cfg, numond , nstop ) ! Nodes selection (control print return in cltxt) |
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[2574] | 195 | #endif |
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[2715] | 196 | |
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[2574] | 197 | narea = narea + 1 ! mynode return the rank of proc (0 --> jpnij -1 ) |
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| 198 | |
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[4624] | 199 | lwm = (narea == 1) ! control of output namelists |
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[2574] | 200 | lwp = (narea == 1) .OR. ln_ctl ! control of all listing output print |
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| 201 | |
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[4624] | 202 | IF(lwm) THEN |
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| 203 | ! write merged namelists from earlier to output namelist now that the |
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| 204 | ! file has been opened in call to mynode. nammpp has already been |
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| 205 | ! written in mynode (if lk_mpp_mpi) |
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| 206 | WRITE( numond, namctl ) |
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| 207 | WRITE( numond, namcfg ) |
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| 208 | ENDIF |
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| 209 | |
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[2715] | 210 | ! If dimensions of processor grid weren't specified in the namelist file |
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| 211 | ! then we calculate them here now that we have our communicator size |
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| 212 | IF( (jpni < 1) .OR. (jpnj < 1) )THEN |
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[3716] | 213 | #if defined key_mpp_mpi |
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[2715] | 214 | CALL nemo_partition(mppsize) |
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| 215 | #else |
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| 216 | jpni = 1 |
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| 217 | jpnj = 1 |
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| 218 | jpnij = jpni*jpnj |
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| 219 | #endif |
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| 220 | END IF |
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| 221 | |
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| 222 | ! Calculate domain dimensions given calculated jpni and jpnj |
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| 223 | ! This used to be done in par_oce.F90 when they were parameters rather |
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| 224 | ! than variables |
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| 225 | jpi = ( jpiglo-2*jpreci + (jpni-1) ) / jpni + 2*jpreci ! first dim. |
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| 226 | jpj = ( jpjglo-2*jprecj + (jpnj-1) ) / jpnj + 2*jprecj ! second dim. |
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| 227 | jpk = jpkdta ! third dim |
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| 228 | jpim1 = jpi-1 ! inner domain indices |
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| 229 | jpjm1 = jpj-1 ! " " |
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| 230 | jpkm1 = jpk-1 ! " " |
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| 231 | jpij = jpi*jpj ! jpi x j |
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| 232 | |
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| 233 | |
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[2574] | 234 | IF(lwp) THEN ! open listing units |
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| 235 | ! |
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| 236 | CALL ctl_opn( numout, 'ocean.output', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, 6, .FALSE., narea ) |
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| 237 | ! |
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| 238 | WRITE(numout,*) |
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[3680] | 239 | WRITE(numout,*) ' CNRS - NERC - Met OFFICE - MERCATOR-ocean - INGV - CMCC' |
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[2574] | 240 | WRITE(numout,*) ' NEMO team' |
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| 241 | WRITE(numout,*) ' Ocean General Circulation Model' |
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[5120] | 242 | WRITE(numout,*) ' version 3.6 (2015) ' |
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[2574] | 243 | WRITE(numout,*) |
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| 244 | WRITE(numout,*) |
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| 245 | DO ji = 1, SIZE(cltxt) |
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| 246 | IF( TRIM(cltxt(ji)) /= '' ) WRITE(numout,*) cltxt(ji) ! control print of mynode |
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| 247 | END DO |
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| 248 | WRITE(numout,cform_aaa) ! Flag AAAAAAA |
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| 249 | ! |
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| 250 | ENDIF |
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[2715] | 251 | |
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| 252 | ! Now we know the dimensions of the grid and numout has been set we can |
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| 253 | ! allocate arrays |
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| 254 | CALL nemo_alloc() |
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| 255 | |
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[2574] | 256 | ! !--------------------------------! |
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| 257 | ! ! Model general initialization ! |
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| 258 | ! !--------------------------------! |
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| 259 | |
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| 260 | CALL nemo_ctl ! Control prints & Benchmark |
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| 261 | |
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| 262 | ! ! Domain decomposition |
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| 263 | IF( jpni*jpnj == jpnij ) THEN ; CALL mpp_init ! standard cutting out |
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| 264 | ELSE ; CALL mpp_init2 ! eliminate land processors |
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| 265 | ENDIF |
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| 266 | ! |
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[3294] | 267 | IF( nn_timing == 1 ) CALL timing_init |
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| 268 | ! |
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| 269 | |
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[2574] | 270 | ! ! General initialization |
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[3294] | 271 | IF( nn_timing == 1 ) CALL timing_start( 'nemo_init') |
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| 272 | ! |
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[2574] | 273 | CALL phy_cst ! Physical constants |
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| 274 | CALL eos_init ! Equation of state |
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[4640] | 275 | IF( lk_c1d ) CALL c1d_init ! 1D column configuration |
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[2574] | 276 | CALL dom_cfg ! Domain configuration |
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[5504] | 277 | ! |
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| 278 | INQUIRE( FILE='coordinates.nc', EXIST = llexist ) ! Check if coordinate file exist |
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| 279 | ! |
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| 280 | IF( llexist ) THEN ; CALL dom_init ! compute the grid from coordinates and bathymetry |
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| 281 | ELSE ; CALL dom_rea ! read grid from the meskmask |
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| 282 | ENDIF |
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[2574] | 283 | CALL istate_init ! ocean initial state (Dynamics and tracers) |
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| 284 | |
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[3294] | 285 | IF( ln_nnogather ) CALL nemo_northcomms ! Initialise the northfold neighbour lists (must be done after the masks are defined) |
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[2715] | 286 | |
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| 287 | IF( ln_ctl ) CALL prt_ctl_init ! Print control |
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| 288 | |
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| 289 | CALL sbc_init ! Forcings : surface module |
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[5504] | 290 | |
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[2574] | 291 | CALL ldf_tra_init ! Lateral ocean tracer physics |
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[5836] | 292 | CALL ldf_eiv_init ! Eddy induced velocity param |
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| 293 | CALL tra_ldf_init ! lateral mixing |
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| 294 | IF( l_ldfslp ) CALL ldf_slp_init ! slope of lateral mixing |
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[2574] | 295 | |
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| 296 | CALL tra_qsr_init ! penetrative solar radiation qsr |
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| 297 | IF( lk_trabbl ) CALL tra_bbl_init ! advective (and/or diffusive) bottom boundary layer scheme |
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| 298 | |
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[5504] | 299 | CALL trc_nam_run ! Needed to get restart parameters for passive tracers |
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| 300 | CALL trc_rst_cal( nit000, 'READ' ) ! calendar |
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[2574] | 301 | CALL dta_dyn_init ! Initialization for the dynamics |
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| 302 | |
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[4152] | 303 | CALL trc_init ! Passive tracers initialization |
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[5504] | 304 | CALL dia_ptr_init ! Initialise diaptr as some variables are used |
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| 305 | ! ! in various advection and diffusion routines |
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| 306 | IF(lwp) WRITE(numout,cform_aaa) ! Flag AAAAAAA |
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[4749] | 307 | ! |
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[3294] | 308 | IF( nn_timing == 1 ) CALL timing_stop( 'nemo_init') |
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| 309 | ! |
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[2574] | 310 | END SUBROUTINE nemo_init |
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| 311 | |
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| 312 | |
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| 313 | SUBROUTINE nemo_ctl |
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| 314 | !!---------------------------------------------------------------------- |
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| 315 | !! *** ROUTINE nemo_ctl *** |
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| 316 | !! |
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| 317 | !! ** Purpose : control print setting |
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| 318 | !! |
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| 319 | !! ** Method : - print namctl information and check some consistencies |
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| 320 | !!---------------------------------------------------------------------- |
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| 321 | ! |
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| 322 | IF(lwp) THEN ! Parameter print |
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| 323 | WRITE(numout,*) |
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| 324 | WRITE(numout,*) 'nemo_flg: Control prints & Benchmark' |
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| 325 | WRITE(numout,*) '~~~~~~~ ' |
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| 326 | WRITE(numout,*) ' Namelist namctl' |
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| 327 | WRITE(numout,*) ' run control (for debugging) ln_ctl = ', ln_ctl |
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| 328 | WRITE(numout,*) ' level of print nn_print = ', nn_print |
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| 329 | WRITE(numout,*) ' Start i indice for SUM control nn_ictls = ', nn_ictls |
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| 330 | WRITE(numout,*) ' End i indice for SUM control nn_ictle = ', nn_ictle |
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| 331 | WRITE(numout,*) ' Start j indice for SUM control nn_jctls = ', nn_jctls |
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| 332 | WRITE(numout,*) ' End j indice for SUM control nn_jctle = ', nn_jctle |
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| 333 | WRITE(numout,*) ' number of proc. following i nn_isplt = ', nn_isplt |
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| 334 | WRITE(numout,*) ' number of proc. following j nn_jsplt = ', nn_jsplt |
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| 335 | WRITE(numout,*) ' benchmark parameter (0/1) nn_bench = ', nn_bench |
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| 336 | ENDIF |
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| 337 | ! |
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| 338 | nprint = nn_print ! convert DOCTOR namelist names into OLD names |
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| 339 | nictls = nn_ictls |
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| 340 | nictle = nn_ictle |
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| 341 | njctls = nn_jctls |
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| 342 | njctle = nn_jctle |
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| 343 | isplt = nn_isplt |
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| 344 | jsplt = nn_jsplt |
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| 345 | nbench = nn_bench |
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[4147] | 346 | IF(lwp) THEN ! control print |
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| 347 | WRITE(numout,*) |
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| 348 | WRITE(numout,*) 'namcfg : configuration initialization through namelist read' |
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| 349 | WRITE(numout,*) '~~~~~~~ ' |
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| 350 | WRITE(numout,*) ' Namelist namcfg' |
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| 351 | WRITE(numout,*) ' configuration name cp_cfg = ', TRIM(cp_cfg) |
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| 352 | WRITE(numout,*) ' configuration resolution jp_cfg = ', jp_cfg |
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| 353 | WRITE(numout,*) ' 1st lateral dimension ( >= jpi ) jpidta = ', jpidta |
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| 354 | WRITE(numout,*) ' 2nd " " ( >= jpj ) jpjdta = ', jpjdta |
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| 355 | WRITE(numout,*) ' 3nd " " jpkdta = ', jpkdta |
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| 356 | WRITE(numout,*) ' 1st dimension of global domain in i jpiglo = ', jpiglo |
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| 357 | WRITE(numout,*) ' 2nd - - in j jpjglo = ', jpjglo |
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| 358 | WRITE(numout,*) ' left bottom i index of the zoom (in data domain) jpizoom = ', jpizoom |
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| 359 | WRITE(numout,*) ' left bottom j index of the zoom (in data domain) jpizoom = ', jpjzoom |
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| 360 | WRITE(numout,*) ' lateral cond. type (between 0 and 6) jperio = ', jperio |
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[5118] | 361 | WRITE(numout,*) ' use file attribute if exists as i/p j-start ln_use_jattr = ', ln_use_jattr |
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[4147] | 362 | ENDIF |
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[2574] | 363 | ! ! Parameter control |
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| 364 | ! |
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| 365 | IF( ln_ctl ) THEN ! sub-domain area indices for the control prints |
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| 366 | IF( lk_mpp ) THEN |
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| 367 | isplt = jpni ; jsplt = jpnj ; ijsplt = jpni*jpnj ! the domain is forced to the real splitted domain |
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| 368 | ELSE |
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| 369 | IF( isplt == 1 .AND. jsplt == 1 ) THEN |
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| 370 | CALL ctl_warn( ' - isplt & jsplt are equal to 1', & |
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| 371 | & ' - the print control will be done over the whole domain' ) |
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| 372 | ENDIF |
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| 373 | ijsplt = isplt * jsplt ! total number of processors ijsplt |
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| 374 | ENDIF |
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| 375 | IF(lwp) WRITE(numout,*)' - The total number of processors over which the' |
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| 376 | IF(lwp) WRITE(numout,*)' print control will be done is ijsplt : ', ijsplt |
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| 377 | ! |
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| 378 | ! ! indices used for the SUM control |
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| 379 | IF( nictls+nictle+njctls+njctle == 0 ) THEN ! print control done over the default area |
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| 380 | lsp_area = .FALSE. |
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| 381 | ELSE ! print control done over a specific area |
---|
| 382 | lsp_area = .TRUE. |
---|
| 383 | IF( nictls < 1 .OR. nictls > jpiglo ) THEN |
---|
| 384 | CALL ctl_warn( ' - nictls must be 1<=nictls>=jpiglo, it is forced to 1' ) |
---|
| 385 | nictls = 1 |
---|
| 386 | ENDIF |
---|
| 387 | IF( nictle < 1 .OR. nictle > jpiglo ) THEN |
---|
| 388 | CALL ctl_warn( ' - nictle must be 1<=nictle>=jpiglo, it is forced to jpiglo' ) |
---|
| 389 | nictle = jpiglo |
---|
| 390 | ENDIF |
---|
| 391 | IF( njctls < 1 .OR. njctls > jpjglo ) THEN |
---|
| 392 | CALL ctl_warn( ' - njctls must be 1<=njctls>=jpjglo, it is forced to 1' ) |
---|
| 393 | njctls = 1 |
---|
| 394 | ENDIF |
---|
| 395 | IF( njctle < 1 .OR. njctle > jpjglo ) THEN |
---|
| 396 | CALL ctl_warn( ' - njctle must be 1<=njctle>=jpjglo, it is forced to jpjglo' ) |
---|
| 397 | njctle = jpjglo |
---|
| 398 | ENDIF |
---|
| 399 | ENDIF |
---|
| 400 | ENDIF |
---|
| 401 | ! |
---|
| 402 | IF( nbench == 1 ) THEN ! Benchmark |
---|
| 403 | SELECT CASE ( cp_cfg ) |
---|
| 404 | CASE ( 'gyre' ) ; CALL ctl_warn( ' The Benchmark is activated ' ) |
---|
| 405 | CASE DEFAULT ; CALL ctl_stop( ' The Benchmark is based on the GYRE configuration:', & |
---|
[4147] | 406 | & ' cp_cfg="gyre" in namelsit &namcfg or set nbench = 0' ) |
---|
[2574] | 407 | END SELECT |
---|
| 408 | ENDIF |
---|
| 409 | ! |
---|
| 410 | IF( lk_c1d .AND. .NOT.lk_iomput ) CALL ctl_stop( 'nemo_ctl: The 1D configuration must be used ', & |
---|
| 411 | & 'with the IOM Input/Output manager. ' , & |
---|
| 412 | & 'Compile with key_iomput enabled' ) |
---|
| 413 | ! |
---|
[3764] | 414 | IF( 1_wp /= SIGN(1._wp,-0._wp) ) CALL ctl_stop( 'nemo_ctl: The intrinsec SIGN function follows ', & |
---|
| 415 | & 'f2003 standard. ' , & |
---|
| 416 | & 'Compile with key_nosignedzero enabled' ) |
---|
| 417 | ! |
---|
[2574] | 418 | END SUBROUTINE nemo_ctl |
---|
| 419 | |
---|
| 420 | |
---|
| 421 | SUBROUTINE nemo_closefile |
---|
| 422 | !!---------------------------------------------------------------------- |
---|
| 423 | !! *** ROUTINE nemo_closefile *** |
---|
| 424 | !! |
---|
| 425 | !! ** Purpose : Close the files |
---|
| 426 | !!---------------------------------------------------------------------- |
---|
| 427 | ! |
---|
| 428 | IF ( lk_mpp ) CALL mppsync |
---|
| 429 | ! |
---|
| 430 | CALL iom_close ! close all input/output files managed by iom_* |
---|
| 431 | ! |
---|
| 432 | IF( numstp /= -1 ) CLOSE( numstp ) ! time-step file |
---|
[4147] | 433 | IF( numnam_ref /= -1 ) CLOSE( numnam_ref ) ! oce reference namelist |
---|
| 434 | IF( numnam_cfg /= -1 ) CLOSE( numnam_cfg ) ! oce configuration namelist |
---|
[2574] | 435 | IF( numout /= 6 ) CLOSE( numout ) ! standard model output file |
---|
| 436 | numout = 6 ! redefine numout in case it is used after this point... |
---|
| 437 | ! |
---|
| 438 | END SUBROUTINE nemo_closefile |
---|
| 439 | |
---|
[2715] | 440 | |
---|
| 441 | SUBROUTINE nemo_alloc |
---|
| 442 | !!---------------------------------------------------------------------- |
---|
| 443 | !! *** ROUTINE nemo_alloc *** |
---|
| 444 | !! |
---|
| 445 | !! ** Purpose : Allocate all the dynamic arrays of the OPA modules |
---|
| 446 | !! |
---|
| 447 | !! ** Method : |
---|
| 448 | !!---------------------------------------------------------------------- |
---|
| 449 | USE diawri, ONLY: dia_wri_alloc |
---|
| 450 | USE dom_oce, ONLY: dom_oce_alloc |
---|
| 451 | USE zdf_oce, ONLY: zdf_oce_alloc |
---|
| 452 | USE trc_oce, ONLY: trc_oce_alloc |
---|
| 453 | ! |
---|
| 454 | INTEGER :: ierr |
---|
| 455 | !!---------------------------------------------------------------------- |
---|
| 456 | ! |
---|
| 457 | ierr = oce_alloc () ! ocean |
---|
| 458 | ierr = ierr + dia_wri_alloc () |
---|
| 459 | ierr = ierr + dom_oce_alloc () ! ocean domain |
---|
| 460 | ierr = ierr + zdf_oce_alloc () ! ocean vertical physics |
---|
| 461 | ! |
---|
| 462 | ierr = ierr + trc_oce_alloc () ! shared TRC / TRA arrays |
---|
| 463 | ! |
---|
| 464 | IF( lk_mpp ) CALL mpp_sum( ierr ) |
---|
| 465 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'nemo_alloc: unable to allocate standard ocean arrays' ) |
---|
| 466 | ! |
---|
| 467 | END SUBROUTINE nemo_alloc |
---|
| 468 | |
---|
| 469 | |
---|
| 470 | SUBROUTINE nemo_partition( num_pes ) |
---|
| 471 | !!---------------------------------------------------------------------- |
---|
| 472 | !! *** ROUTINE nemo_partition *** |
---|
| 473 | !! |
---|
| 474 | !! ** Purpose : |
---|
| 475 | !! |
---|
| 476 | !! ** Method : |
---|
| 477 | !!---------------------------------------------------------------------- |
---|
| 478 | INTEGER, INTENT(in) :: num_pes ! The number of MPI processes we have |
---|
| 479 | ! |
---|
| 480 | INTEGER, PARAMETER :: nfactmax = 20 |
---|
| 481 | INTEGER :: nfact ! The no. of factors returned |
---|
| 482 | INTEGER :: ierr ! Error flag |
---|
| 483 | INTEGER :: ji |
---|
| 484 | INTEGER :: idiff, mindiff, imin ! For choosing pair of factors that are closest in value |
---|
| 485 | INTEGER, DIMENSION(nfactmax) :: ifact ! Array of factors |
---|
| 486 | !!---------------------------------------------------------------------- |
---|
| 487 | |
---|
| 488 | ierr = 0 |
---|
| 489 | |
---|
| 490 | CALL factorise( ifact, nfactmax, nfact, num_pes, ierr ) |
---|
| 491 | |
---|
| 492 | IF( nfact <= 1 ) THEN |
---|
| 493 | WRITE (numout, *) 'WARNING: factorisation of number of PEs failed' |
---|
| 494 | WRITE (numout, *) ' : using grid of ',num_pes,' x 1' |
---|
| 495 | jpnj = 1 |
---|
| 496 | jpni = num_pes |
---|
| 497 | ELSE |
---|
| 498 | ! Search through factors for the pair that are closest in value |
---|
| 499 | mindiff = 1000000 |
---|
| 500 | imin = 1 |
---|
| 501 | DO ji = 1, nfact-1, 2 |
---|
| 502 | idiff = ABS( ifact(ji) - ifact(ji+1) ) |
---|
| 503 | IF( idiff < mindiff ) THEN |
---|
| 504 | mindiff = idiff |
---|
| 505 | imin = ji |
---|
| 506 | ENDIF |
---|
| 507 | END DO |
---|
| 508 | jpnj = ifact(imin) |
---|
| 509 | jpni = ifact(imin + 1) |
---|
| 510 | ENDIF |
---|
| 511 | ! |
---|
| 512 | jpnij = jpni*jpnj |
---|
| 513 | ! |
---|
| 514 | END SUBROUTINE nemo_partition |
---|
| 515 | |
---|
| 516 | |
---|
| 517 | SUBROUTINE factorise( kfax, kmaxfax, knfax, kn, kerr ) |
---|
| 518 | !!---------------------------------------------------------------------- |
---|
| 519 | !! *** ROUTINE factorise *** |
---|
| 520 | !! |
---|
| 521 | !! ** Purpose : return the prime factors of n. |
---|
| 522 | !! knfax factors are returned in array kfax which is of |
---|
| 523 | !! maximum dimension kmaxfax. |
---|
| 524 | !! ** Method : |
---|
| 525 | !!---------------------------------------------------------------------- |
---|
| 526 | INTEGER , INTENT(in ) :: kn, kmaxfax |
---|
| 527 | INTEGER , INTENT( out) :: kerr, knfax |
---|
| 528 | INTEGER, DIMENSION(kmaxfax), INTENT( out) :: kfax |
---|
| 529 | ! |
---|
| 530 | INTEGER :: ifac, jl, inu |
---|
| 531 | INTEGER, PARAMETER :: ntest = 14 |
---|
| 532 | INTEGER :: ilfax(ntest) |
---|
| 533 | ! |
---|
| 534 | ! lfax contains the set of allowed factors. |
---|
| 535 | data (ilfax(jl),jl=1,ntest) / 16384, 8192, 4096, 2048, 1024, 512, 256, & |
---|
| 536 | & 128, 64, 32, 16, 8, 4, 2 / |
---|
| 537 | !!---------------------------------------------------------------------- |
---|
| 538 | |
---|
| 539 | ! Clear the error flag and initialise output vars |
---|
| 540 | kerr = 0 |
---|
| 541 | kfax = 1 |
---|
| 542 | knfax = 0 |
---|
| 543 | |
---|
| 544 | ! Find the factors of n. |
---|
| 545 | IF( kn == 1 ) GOTO 20 |
---|
| 546 | |
---|
| 547 | ! nu holds the unfactorised part of the number. |
---|
| 548 | ! knfax holds the number of factors found. |
---|
| 549 | ! l points to the allowed factor list. |
---|
| 550 | ! ifac holds the current factor. |
---|
| 551 | |
---|
| 552 | inu = kn |
---|
| 553 | knfax = 0 |
---|
| 554 | |
---|
| 555 | DO jl = ntest, 1, -1 |
---|
| 556 | ! |
---|
| 557 | ifac = ilfax(jl) |
---|
| 558 | IF( ifac > inu ) CYCLE |
---|
| 559 | |
---|
| 560 | ! Test whether the factor will divide. |
---|
| 561 | |
---|
| 562 | IF( MOD(inu,ifac) == 0 ) THEN |
---|
| 563 | ! |
---|
| 564 | knfax = knfax + 1 ! Add the factor to the list |
---|
| 565 | IF( knfax > kmaxfax ) THEN |
---|
| 566 | kerr = 6 |
---|
| 567 | write (*,*) 'FACTOR: insufficient space in factor array ', knfax |
---|
| 568 | return |
---|
| 569 | ENDIF |
---|
| 570 | kfax(knfax) = ifac |
---|
| 571 | ! Store the other factor that goes with this one |
---|
| 572 | knfax = knfax + 1 |
---|
| 573 | kfax(knfax) = inu / ifac |
---|
| 574 | !WRITE (*,*) 'ARPDBG, factors ',knfax-1,' & ',knfax,' are ', kfax(knfax-1),' and ',kfax(knfax) |
---|
| 575 | ENDIF |
---|
| 576 | ! |
---|
| 577 | END DO |
---|
| 578 | |
---|
| 579 | 20 CONTINUE ! Label 20 is the exit point from the factor search loop. |
---|
| 580 | ! |
---|
| 581 | END SUBROUTINE factorise |
---|
| 582 | |
---|
[3294] | 583 | #if defined key_mpp_mpi |
---|
| 584 | SUBROUTINE nemo_northcomms |
---|
| 585 | !!====================================================================== |
---|
| 586 | !! *** ROUTINE nemo_northcomms *** |
---|
[4230] | 587 | !! nemo_northcomms : Setup for north fold exchanges with explicit |
---|
| 588 | !! point-to-point messaging |
---|
[3294] | 589 | !!===================================================================== |
---|
| 590 | !!---------------------------------------------------------------------- |
---|
[4230] | 591 | !! |
---|
[3294] | 592 | !! ** Purpose : Initialization of the northern neighbours lists. |
---|
| 593 | !!---------------------------------------------------------------------- |
---|
[4230] | 594 | !! 1.0 ! 2011-10 (A. C. Coward, NOCS & J. Donners, PRACE) |
---|
[5039] | 595 | !! 2.0 ! 2013-06 Setup avoiding MPI communication (I. Epicoco, S. |
---|
| 596 | !Mocavero, CMCC) |
---|
[3294] | 597 | !!---------------------------------------------------------------------- |
---|
| 598 | |
---|
[4230] | 599 | INTEGER :: sxM, dxM, sxT, dxT, jn |
---|
| 600 | INTEGER :: njmppmax |
---|
[3294] | 601 | |
---|
[4230] | 602 | njmppmax = MAXVAL( njmppt ) |
---|
[3294] | 603 | |
---|
[4230] | 604 | !initializes the north-fold communication variables |
---|
| 605 | isendto(:) = 0 |
---|
[3294] | 606 | nsndto = 0 |
---|
| 607 | |
---|
[4230] | 608 | !if I am a process in the north |
---|
| 609 | IF ( njmpp == njmppmax ) THEN |
---|
| 610 | !sxM is the first point (in the global domain) needed to compute the |
---|
| 611 | !north-fold for the current process |
---|
| 612 | sxM = jpiglo - nimppt(narea) - nlcit(narea) + 1 |
---|
| 613 | !dxM is the last point (in the global domain) needed to compute the |
---|
| 614 | !north-fold for the current process |
---|
| 615 | dxM = jpiglo - nimppt(narea) + 2 |
---|
[3294] | 616 | |
---|
[4230] | 617 | !loop over the other north-fold processes to find the processes |
---|
| 618 | !managing the points belonging to the sxT-dxT range |
---|
[5039] | 619 | |
---|
| 620 | DO jn = 1, jpni |
---|
[4230] | 621 | !sxT is the first point (in the global domain) of the jn |
---|
| 622 | !process |
---|
[5039] | 623 | sxT = nfiimpp(jn, jpnj) |
---|
[4230] | 624 | !dxT is the last point (in the global domain) of the jn |
---|
| 625 | !process |
---|
[5039] | 626 | dxT = nfiimpp(jn, jpnj) + nfilcit(jn, jpnj) - 1 |
---|
[4230] | 627 | IF ((sxM .gt. sxT) .AND. (sxM .lt. dxT)) THEN |
---|
| 628 | nsndto = nsndto + 1 |
---|
[5039] | 629 | isendto(nsndto) = jn |
---|
| 630 | ELSEIF ((sxM .le. sxT) .AND. (dxM .ge. dxT)) THEN |
---|
[4230] | 631 | nsndto = nsndto + 1 |
---|
[5039] | 632 | isendto(nsndto) = jn |
---|
[4230] | 633 | ELSEIF ((dxM .lt. dxT) .AND. (sxT .lt. dxM)) THEN |
---|
| 634 | nsndto = nsndto + 1 |
---|
[5039] | 635 | isendto(nsndto) = jn |
---|
[4230] | 636 | END IF |
---|
| 637 | END DO |
---|
[5039] | 638 | nfsloop = 1 |
---|
| 639 | nfeloop = nlci |
---|
| 640 | DO jn = 2,jpni-1 |
---|
| 641 | IF(nfipproc(jn,jpnj) .eq. (narea - 1)) THEN |
---|
| 642 | IF (nfipproc(jn - 1 ,jpnj) .eq. -1) THEN |
---|
| 643 | nfsloop = nldi |
---|
| 644 | ENDIF |
---|
| 645 | IF (nfipproc(jn + 1,jpnj) .eq. -1) THEN |
---|
| 646 | nfeloop = nlei |
---|
| 647 | ENDIF |
---|
| 648 | ENDIF |
---|
| 649 | END DO |
---|
| 650 | |
---|
[3294] | 651 | ENDIF |
---|
[4230] | 652 | l_north_nogather = .TRUE. |
---|
[3294] | 653 | END SUBROUTINE nemo_northcomms |
---|
| 654 | #else |
---|
| 655 | SUBROUTINE nemo_northcomms ! Dummy routine |
---|
| 656 | WRITE(*,*) 'nemo_northcomms: You should not have seen this print! error?' |
---|
| 657 | END SUBROUTINE nemo_northcomms |
---|
| 658 | #endif |
---|
[5504] | 659 | |
---|
| 660 | SUBROUTINE istate_init |
---|
| 661 | !!---------------------------------------------------------------------- |
---|
| 662 | !! *** ROUTINE istate_init *** |
---|
| 663 | !! |
---|
| 664 | !! ** Purpose : Initialization to zero of the dynamics and tracers. |
---|
| 665 | !!---------------------------------------------------------------------- |
---|
| 666 | ! |
---|
| 667 | ! now fields ! after fields ! |
---|
| 668 | un (:,:,:) = 0._wp ; ua(:,:,:) = 0._wp ! |
---|
| 669 | vn (:,:,:) = 0._wp ; va(:,:,:) = 0._wp ! |
---|
| 670 | wn (:,:,:) = 0._wp ! ! |
---|
| 671 | hdivn(:,:,:) = 0._wp ! ! |
---|
| 672 | tsn (:,:,:,:) = 0._wp ! ! |
---|
| 673 | ! |
---|
| 674 | rhd (:,:,:) = 0.e0 |
---|
| 675 | rhop (:,:,:) = 0.e0 |
---|
| 676 | rn2 (:,:,:) = 0.e0 |
---|
| 677 | ! |
---|
| 678 | END SUBROUTINE istate_init |
---|
| 679 | |
---|
| 680 | SUBROUTINE stp_ctl( kt, kindic ) |
---|
| 681 | !!---------------------------------------------------------------------- |
---|
| 682 | !! *** ROUTINE stp_ctl *** |
---|
| 683 | !! |
---|
| 684 | !! ** Purpose : Control the run |
---|
| 685 | !! |
---|
| 686 | !! ** Method : - Save the time step in numstp |
---|
| 687 | !! |
---|
| 688 | !! ** Actions : 'time.step' file containing the last ocean time-step |
---|
| 689 | !!---------------------------------------------------------------------- |
---|
| 690 | INTEGER, INTENT(in ) :: kt ! ocean time-step index |
---|
| 691 | INTEGER, INTENT(inout) :: kindic ! indicator of solver convergence |
---|
| 692 | !!---------------------------------------------------------------------- |
---|
| 693 | ! |
---|
| 694 | IF( kt == nit000 .AND. lwp ) THEN |
---|
| 695 | WRITE(numout,*) |
---|
| 696 | WRITE(numout,*) 'stp_ctl : time-stepping control' |
---|
| 697 | WRITE(numout,*) '~~~~~~~' |
---|
| 698 | ! open time.step file |
---|
| 699 | CALL ctl_opn( numstp, 'time.step', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, numout, lwp, narea ) |
---|
| 700 | ENDIF |
---|
| 701 | ! |
---|
| 702 | IF(lwp) WRITE ( numstp, '(1x, i8)' ) kt !* save the current time step in numstp |
---|
| 703 | IF(lwp) REWIND( numstp ) ! -------------------------- |
---|
| 704 | ! |
---|
| 705 | END SUBROUTINE stp_ctl |
---|
[2574] | 706 | !!====================================================================== |
---|
| 707 | END MODULE nemogcm |
---|