[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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[7646] | 7 | !! 3.4 ! 2011-01 (C. Ethe, A. R. Porter, STFC Daresbury) dynamical allocation |
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| 8 | !! 4.0 ! 2016-10 (C. Ethe, G. Madec, S. Flavoni) domain configuration / user defined interface |
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[2574] | 9 | !!---------------------------------------------------------------------- |
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| 10 | |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | !! nemo_gcm : off-line: solve ocean tracer only |
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| 13 | !! nemo_init : initialization of the nemo model |
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| 14 | !! nemo_ctl : initialisation of algorithm flag |
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| 15 | !! nemo_closefile : close remaining files |
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| 16 | !!---------------------------------------------------------------------- |
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| 17 | USE dom_oce ! ocean space domain variables |
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| 18 | USE oce ! dynamics and tracers variables |
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[7646] | 19 | USE trc_oce ! Shared ocean/passive tracers variables |
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[2574] | 20 | USE c1d ! 1D configuration |
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[5504] | 21 | USE domain ! domain initialization from coordinate & bathymetry (dom_init routine) |
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[7646] | 22 | USE usrdef_nam ! user defined configuration |
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[2574] | 23 | USE eosbn2 ! equation of state (eos bn2 routine) |
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| 24 | ! ! ocean physics |
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| 25 | USE ldftra ! lateral diffusivity setting (ldf_tra_init routine) |
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| 26 | USE ldfslp ! slopes of neutral surfaces (ldf_slp_init routine) |
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| 27 | USE traqsr ! solar radiation penetration (tra_qsr_init routine) |
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| 28 | USE trabbl ! bottom boundary layer (tra_bbl_init routine) |
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[5836] | 29 | USE traldf ! lateral physics (tra_ldf_init routine) |
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[8882] | 30 | USE sbcmod ! surface boundary condition (sbc_init routine) |
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| 31 | USE phycst ! physical constant (par_cst routine) |
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[2574] | 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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[8882] | 34 | USE daymod ! calendar (day routine) |
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| 35 | USE trcstp ! passive tracer time-stepping (trc_stp routine) |
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[2574] | 36 | USE dtadyn ! Lecture and interpolation of the dynamical fields |
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[7646] | 37 | ! ! Passive tracers needs |
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| 38 | USE trc ! passive tracer : variables |
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| 39 | USE trcnam ! passive tracer : namelist |
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| 40 | USE trcrst ! passive tracer restart |
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| 41 | USE diaptr ! Need to initialise this as some variables are used in if statements later |
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| 42 | USE sbc_oce , ONLY : ln_rnf |
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| 43 | USE sbcrnf ! surface boundary condition : runoffs |
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[2574] | 44 | ! ! I/O & MPP |
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| 45 | USE iom ! I/O library |
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| 46 | USE in_out_manager ! I/O manager |
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| 47 | USE mppini ! shared/distributed memory setting (mpp_init routine) |
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| 48 | USE lib_mpp ! distributed memory computing |
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| 49 | #if defined key_iomput |
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[3716] | 50 | USE xios |
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[2574] | 51 | #endif |
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[3294] | 52 | USE prtctl ! Print control (prt_ctl_init routine) |
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| 53 | USE timing ! Timing |
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[3764] | 54 | USE lib_fortran ! Fortran utilities (allows no signed zero when 'key_nosignedzero' defined) |
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[5039] | 55 | USE lbcnfd, ONLY: isendto, nsndto, nfsloop, nfeloop ! Setup of north fold exchanges |
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[2574] | 56 | |
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[4152] | 57 | |
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[7646] | 58 | |
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[2574] | 59 | IMPLICIT NONE |
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| 60 | PRIVATE |
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| 61 | |
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| 62 | PUBLIC nemo_gcm ! called by nemo.F90 |
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| 63 | |
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| 64 | CHARACTER (len=64) :: cform_aaa="( /, 'AAAAAAAA', / ) " ! flag for output listing |
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| 65 | |
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| 66 | !!---------------------------------------------------------------------- |
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| 67 | !! NEMO/OFF 3.3 , NEMO Consortium (2010) |
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[5215] | 68 | !! $Id$ |
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[2574] | 69 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 70 | !!---------------------------------------------------------------------- |
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| 71 | CONTAINS |
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| 72 | |
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| 73 | SUBROUTINE nemo_gcm |
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| 74 | !!---------------------------------------------------------------------- |
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| 75 | !! *** ROUTINE nemo_gcm *** |
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| 76 | !! |
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| 77 | !! ** Purpose : nemo solves the primitive equations on an orthogonal |
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| 78 | !! curvilinear mesh on the sphere. |
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| 79 | !! |
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| 80 | !! ** Method : - model general initialization |
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| 81 | !! - launch the time-stepping (dta_dyn and trc_stp) |
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| 82 | !! - finalize the run by closing files and communications |
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| 83 | !! |
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| 84 | !! References : Madec, Delecluse,Imbard, and Levy, 1997: internal report, IPSL. |
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| 85 | !! Madec, 2008, internal report, IPSL. |
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| 86 | !!---------------------------------------------------------------------- |
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| 87 | INTEGER :: istp, indic ! time step index |
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| 88 | !!---------------------------------------------------------------------- |
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| 89 | |
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| 90 | CALL nemo_init ! Initializations |
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| 91 | |
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| 92 | ! check that all process are still there... If some process have an error, |
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| 93 | ! they will never enter in step and other processes will wait until the end of the cpu time! |
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| 94 | IF( lk_mpp ) CALL mpp_max( nstop ) |
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| 95 | |
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| 96 | ! !-----------------------! |
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| 97 | ! !== time stepping ==! |
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| 98 | ! !-----------------------! |
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| 99 | istp = nit000 |
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[6140] | 100 | ! |
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| 101 | ! Initialize arrays of runoffs structures and read data from the namelist |
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| 102 | IF ( ln_rnf ) CALL sbc_rnf(istp) |
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[3827] | 103 | ! |
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[5504] | 104 | CALL iom_init( cxios_context ) ! iom_put initialization (must be done after nemo_init for AGRIF+XIOS+OASIS) |
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[3827] | 105 | ! |
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[2574] | 106 | DO WHILE ( istp <= nitend .AND. nstop == 0 ) ! time stepping |
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| 107 | ! |
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[7646] | 108 | IF( istp /= nit000 ) CALL day ( istp ) ! Calendar (day was already called at nit000 in day_init) |
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| 109 | CALL iom_setkt ( istp - nit000 + 1, "nemo" ) ! say to iom that we are at time step kstp |
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| 110 | CALL dta_dyn ( istp ) ! Interpolation of the dynamical fields |
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| 111 | IF( .NOT.ln_linssh ) CALL dta_dyn_swp( istp ) ! swap of sea surface height and vertical scale factors |
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| 112 | |
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| 113 | CALL trc_stp ( istp ) ! time-stepping |
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| 114 | CALL stp_ctl ( istp, indic ) ! Time loop: control and print |
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[2574] | 115 | istp = istp + 1 |
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| 116 | IF( lk_mpp ) CALL mpp_max( nstop ) |
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| 117 | END DO |
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[3769] | 118 | #if defined key_iomput |
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[5504] | 119 | CALL iom_context_finalize( cxios_context ) ! needed for XIOS+AGRIF |
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[3769] | 120 | #endif |
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[2574] | 121 | |
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| 122 | ! !------------------------! |
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| 123 | ! !== finalize the run ==! |
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| 124 | ! !------------------------! |
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| 125 | IF(lwp) WRITE(numout,cform_aaa) ! Flag AAAAAAA |
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| 126 | |
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| 127 | IF( nstop /= 0 .AND. lwp ) THEN ! error print |
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| 128 | WRITE(numout,cform_err) |
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| 129 | WRITE(numout,*) nstop, ' error have been found' |
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| 130 | ENDIF |
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| 131 | ! |
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[3294] | 132 | IF( nn_timing == 1 ) CALL timing_finalize |
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| 133 | ! |
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[2574] | 134 | CALL nemo_closefile |
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| 135 | ! |
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[3716] | 136 | # if defined key_iomput |
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[3827] | 137 | CALL xios_finalize ! end mpp communications |
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[3716] | 138 | # else |
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| 139 | IF( lk_mpp ) CALL mppstop ! end mpp communications |
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| 140 | # endif |
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[2574] | 141 | ! |
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| 142 | END SUBROUTINE nemo_gcm |
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| 143 | |
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| 144 | |
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| 145 | SUBROUTINE nemo_init |
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| 146 | !!---------------------------------------------------------------------- |
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| 147 | !! *** ROUTINE nemo_init *** |
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| 148 | !! |
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| 149 | !! ** Purpose : initialization of the nemo model in off-line mode |
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| 150 | !!---------------------------------------------------------------------- |
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[9012] | 151 | INTEGER :: ji ! dummy loop indices |
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| 152 | INTEGER :: ilocal_comm ! local integer |
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| 153 | INTEGER :: ios, inum ! local integers |
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| 154 | INTEGER :: iiarea, ijarea ! local integers |
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| 155 | INTEGER :: iirest, ijrest ! local integers |
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[7646] | 156 | REAL(wp) :: ziglo, zjglo, zkglo, zperio ! local scalars |
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| 157 | CHARACTER(len=120), DIMENSION(30) :: cltxt, cltxt2, clnam |
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[2574] | 158 | !! |
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| 159 | NAMELIST/namctl/ ln_ctl , nn_print, nn_ictls, nn_ictle, & |
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[3294] | 160 | & nn_isplt, nn_jsplt, nn_jctls, nn_jctle, & |
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[8882] | 161 | & ln_timing, ln_diacfl |
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[7646] | 162 | |
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| 163 | NAMELIST/namcfg/ ln_read_cfg, cn_domcfg, ln_write_cfg, cn_domcfg_out, ln_use_jattr |
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[2574] | 164 | !!---------------------------------------------------------------------- |
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[7646] | 165 | cltxt = '' |
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| 166 | cltxt2 = '' |
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| 167 | clnam = '' |
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[5407] | 168 | cxios_context = 'nemo' |
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[3716] | 169 | ! |
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[4147] | 170 | ! ! Open reference namelist and configuration namelist files |
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| 171 | CALL ctl_opn( numnam_ref, 'namelist_ref', 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, 6, .FALSE. ) |
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| 172 | CALL ctl_opn( numnam_cfg, 'namelist_cfg', 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, 6, .FALSE. ) |
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[2574] | 173 | ! |
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[4147] | 174 | REWIND( numnam_ref ) ! Namelist namctl in reference namelist : Control prints & Benchmark |
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| 175 | READ ( numnam_ref, namctl, IOSTAT = ios, ERR = 901 ) |
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[4290] | 176 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namctl in reference namelist', .TRUE. ) |
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[4147] | 177 | |
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| 178 | REWIND( numnam_cfg ) ! Namelist namctl in confguration namelist : Control prints & Benchmark |
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| 179 | READ ( numnam_cfg, namctl, IOSTAT = ios, ERR = 902 ) |
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[4290] | 180 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namctl in configuration namelist', .TRUE. ) |
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| 181 | |
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[4147] | 182 | ! |
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| 183 | REWIND( numnam_ref ) ! Namelist namcfg in reference namelist : Control prints & Benchmark |
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| 184 | READ ( numnam_ref, namcfg, IOSTAT = ios, ERR = 903 ) |
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[4290] | 185 | 903 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namcfg in reference namelist', .TRUE. ) |
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[4147] | 186 | |
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| 187 | REWIND( numnam_cfg ) ! Namelist namcfg in confguration namelist : Control prints & Benchmark |
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| 188 | READ ( numnam_cfg, namcfg, IOSTAT = ios, ERR = 904 ) |
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[4290] | 189 | 904 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namcfg in configuration namelist', .TRUE. ) |
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| 190 | |
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[7646] | 191 | |
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| 192 | ! !--------------------------! |
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| 193 | ! ! Set global domain size ! (control print return in cltxt2) |
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[4290] | 194 | ! |
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[7646] | 195 | IF( ln_read_cfg ) THEN ! Read sizes in domain configuration file |
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| 196 | CALL domain_cfg ( cltxt2, cn_cfg, nn_cfg, jpiglo, jpjglo, jpkglo, jperio ) |
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| 197 | ! |
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| 198 | ELSE ! user-defined namelist |
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| 199 | CALL usr_def_nam( cltxt2, clnam, cn_cfg, nn_cfg, jpiglo, jpjglo, jpkglo, jperio ) |
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| 200 | ENDIF |
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| 201 | ! |
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| 202 | ! |
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| 203 | l_offline = .true. ! passive tracers are run offline |
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| 204 | ! |
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[2574] | 205 | ! !--------------------------------------------! |
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| 206 | ! ! set communicator & select the local node ! |
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[4624] | 207 | ! ! NB: mynode also opens output.namelist.dyn ! |
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| 208 | ! ! on unit number numond on first proc ! |
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[2574] | 209 | ! !--------------------------------------------! |
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| 210 | #if defined key_iomput |
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[5504] | 211 | CALL xios_initialize( "for_xios_mpi_id",return_comm=ilocal_comm ) |
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[5407] | 212 | narea = mynode( cltxt, 'output.namelist.dyn', numnam_ref, numnam_cfg, numond , nstop, ilocal_comm ) ! Nodes selection |
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[2574] | 213 | #else |
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[2715] | 214 | ilocal_comm = 0 |
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[5407] | 215 | narea = mynode( cltxt, 'output.namelist.dyn', numnam_ref, numnam_cfg, numond , nstop ) ! Nodes selection (control print return in cltxt) |
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[2574] | 216 | #endif |
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[2715] | 217 | |
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[2574] | 218 | narea = narea + 1 ! mynode return the rank of proc (0 --> jpnij -1 ) |
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| 219 | |
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[4624] | 220 | lwm = (narea == 1) ! control of output namelists |
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[2574] | 221 | lwp = (narea == 1) .OR. ln_ctl ! control of all listing output print |
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| 222 | |
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[4624] | 223 | IF(lwm) THEN |
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| 224 | ! write merged namelists from earlier to output namelist now that the |
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| 225 | ! file has been opened in call to mynode. nammpp has already been |
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| 226 | ! written in mynode (if lk_mpp_mpi) |
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| 227 | WRITE( numond, namctl ) |
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| 228 | WRITE( numond, namcfg ) |
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[7646] | 229 | IF( .NOT.ln_read_cfg ) THEN |
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| 230 | DO ji = 1, SIZE(clnam) |
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| 231 | IF( TRIM(clnam (ji)) /= '' ) WRITE(numond, * ) clnam(ji) ! namusr_def print |
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| 232 | END DO |
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| 233 | ENDIF |
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[4624] | 234 | ENDIF |
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| 235 | |
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[2715] | 236 | ! If dimensions of processor grid weren't specified in the namelist file |
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| 237 | ! then we calculate them here now that we have our communicator size |
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| 238 | IF( (jpni < 1) .OR. (jpnj < 1) )THEN |
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[3716] | 239 | #if defined key_mpp_mpi |
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[2715] | 240 | CALL nemo_partition(mppsize) |
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| 241 | #else |
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| 242 | jpni = 1 |
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| 243 | jpnj = 1 |
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| 244 | jpnij = jpni*jpnj |
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| 245 | #endif |
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| 246 | END IF |
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| 247 | |
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[9012] | 248 | iiarea = 1 + MOD( narea - 1 , jpni ) |
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| 249 | ijarea = 1 + ( narea - 1 ) / jpni |
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| 250 | iirest = 1 + MOD( jpiglo - 2*nn_hls - 1 , jpni ) |
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| 251 | ijrest = 1 + MOD( jpjglo - 2*nn_hls - 1 , jpnj ) |
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| 252 | #if defined key_nemocice_decomp |
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| 253 | jpi = ( nx_global+2-2*nn_hls + (jpni-1) ) / jpni + 2*nn_hls ! first dim. |
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| 254 | jpj = ( ny_global+2-2*nn_hls + (jpnj-1) ) / jpnj + 2*nn_hls ! second dim. |
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| 255 | jpimax = jpi |
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| 256 | jpjmax = jpj |
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| 257 | IF( iiarea == jpni ) jpi = jpiglo - (jpni - 1) * (jpi - 2*nn_hls) |
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| 258 | IF( ijarea == jpnj ) jpj = jpjglo - (jpnj - 1) * (jpj - 2*nn_hls) |
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| 259 | #else |
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| 260 | jpi = ( jpiglo -2*nn_hls + (jpni-1) ) / jpni + 2*nn_hls ! first dim. |
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| 261 | jpj = ( jpjglo -2*nn_hls + (jpnj-1) ) / jpnj + 2*nn_hls ! second dim. |
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| 262 | jpimax = jpi |
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| 263 | jpjmax = jpj |
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| 264 | IF( iiarea > iirest ) jpi = jpi - 1 |
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| 265 | IF( ijarea > ijrest ) jpj = jpj - 1 |
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| 266 | #endif |
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| 267 | |
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| 268 | jpk = jpkglo ! third dim |
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| 269 | |
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[2715] | 270 | jpim1 = jpi-1 ! inner domain indices |
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| 271 | jpjm1 = jpj-1 ! " " |
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[9012] | 272 | jpkm1 = MAX( 1, jpk-1 ) ! " " |
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[2715] | 273 | jpij = jpi*jpj ! jpi x j |
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| 274 | |
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| 275 | |
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[2574] | 276 | IF(lwp) THEN ! open listing units |
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| 277 | ! |
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| 278 | CALL ctl_opn( numout, 'ocean.output', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, 6, .FALSE., narea ) |
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| 279 | ! |
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| 280 | WRITE(numout,*) |
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[3680] | 281 | WRITE(numout,*) ' CNRS - NERC - Met OFFICE - MERCATOR-ocean - INGV - CMCC' |
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[2574] | 282 | WRITE(numout,*) ' NEMO team' |
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| 283 | WRITE(numout,*) ' Ocean General Circulation Model' |
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[5120] | 284 | WRITE(numout,*) ' version 3.6 (2015) ' |
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[2574] | 285 | WRITE(numout,*) |
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| 286 | WRITE(numout,*) |
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| 287 | DO ji = 1, SIZE(cltxt) |
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| 288 | IF( TRIM(cltxt(ji)) /= '' ) WRITE(numout,*) cltxt(ji) ! control print of mynode |
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| 289 | END DO |
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| 290 | WRITE(numout,cform_aaa) ! Flag AAAAAAA |
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| 291 | ! |
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| 292 | ENDIF |
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[2715] | 293 | |
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| 294 | ! Now we know the dimensions of the grid and numout has been set we can |
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| 295 | ! allocate arrays |
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| 296 | CALL nemo_alloc() |
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| 297 | |
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[2574] | 298 | ! !--------------------------------! |
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| 299 | ! ! Model general initialization ! |
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| 300 | ! !--------------------------------! |
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| 301 | |
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| 302 | CALL nemo_ctl ! Control prints & Benchmark |
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| 303 | |
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| 304 | ! ! Domain decomposition |
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[9012] | 305 | CALL mpp_init |
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[2574] | 306 | ! |
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[8882] | 307 | IF( ln_timing ) CALL timing_init |
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[3294] | 308 | ! |
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| 309 | |
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[2574] | 310 | ! ! General initialization |
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[8882] | 311 | IF( ln_timing ) CALL timing_start( 'nemo_init') |
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[3294] | 312 | ! |
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[8882] | 313 | CALL phy_cst ! Physical constants |
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| 314 | CALL eos_init ! Equation of state |
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| 315 | IF( lk_c1d ) CALL c1d_init ! 1D column configuration |
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[7646] | 316 | |
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[8882] | 317 | CALL dom_init ! Domain |
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[7646] | 318 | |
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[8882] | 319 | CALL istate_init ! ocean initial state (Dynamics and tracers) |
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[2574] | 320 | |
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[8882] | 321 | IF( ln_nnogather ) CALL nemo_northcomms ! Initialise the northfold neighbour lists (must be done after the masks are defined) |
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[2715] | 322 | |
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[8882] | 323 | IF( ln_ctl ) CALL prt_ctl_init ! Print control |
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[2715] | 324 | |
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[8882] | 325 | CALL sbc_init ! Forcings : surface module |
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[5504] | 326 | |
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[8882] | 327 | CALL ldf_tra_init ! Lateral ocean tracer physics |
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| 328 | CALL ldf_eiv_init ! Eddy induced velocity param |
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| 329 | CALL tra_ldf_init ! lateral mixing |
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| 330 | IF( l_ldfslp ) CALL ldf_slp_init ! slope of lateral mixing |
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[2574] | 331 | |
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[8882] | 332 | CALL tra_qsr_init ! penetrative solar radiation qsr |
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| 333 | IF( ln_trabbl ) CALL tra_bbl_init ! advective (and/or diffusive) bottom boundary layer scheme |
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[2574] | 334 | |
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[8882] | 335 | CALL trc_nam_run ! Needed to get restart parameters for passive tracers |
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| 336 | CALL trc_rst_cal( nit000, 'READ' ) ! calendar |
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| 337 | CALL dta_dyn_init ! Initialization for the dynamics |
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[2574] | 338 | |
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[8882] | 339 | CALL trc_init ! Passive tracers initialization |
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| 340 | CALL dia_ptr_init ! Initialise diaptr as some variables are used |
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[5504] | 341 | ! ! in various advection and diffusion routines |
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| 342 | IF(lwp) WRITE(numout,cform_aaa) ! Flag AAAAAAA |
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[4749] | 343 | ! |
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[8882] | 344 | IF( ln_timing ) CALL timing_stop( 'nemo_init') |
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[3294] | 345 | ! |
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[2574] | 346 | END SUBROUTINE nemo_init |
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| 347 | |
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| 348 | |
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| 349 | SUBROUTINE nemo_ctl |
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| 350 | !!---------------------------------------------------------------------- |
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| 351 | !! *** ROUTINE nemo_ctl *** |
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| 352 | !! |
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[7646] | 353 | !! ** Purpose : control print setting |
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[2574] | 354 | !! |
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| 355 | !! ** Method : - print namctl information and check some consistencies |
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| 356 | !!---------------------------------------------------------------------- |
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| 357 | ! |
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[7646] | 358 | IF(lwp) THEN ! control print |
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[2574] | 359 | WRITE(numout,*) |
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[7646] | 360 | WRITE(numout,*) 'nemo_ctl: Control prints' |
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[2574] | 361 | WRITE(numout,*) '~~~~~~~ ' |
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| 362 | WRITE(numout,*) ' Namelist namctl' |
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| 363 | WRITE(numout,*) ' run control (for debugging) ln_ctl = ', ln_ctl |
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| 364 | WRITE(numout,*) ' level of print nn_print = ', nn_print |
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| 365 | WRITE(numout,*) ' Start i indice for SUM control nn_ictls = ', nn_ictls |
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| 366 | WRITE(numout,*) ' End i indice for SUM control nn_ictle = ', nn_ictle |
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| 367 | WRITE(numout,*) ' Start j indice for SUM control nn_jctls = ', nn_jctls |
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| 368 | WRITE(numout,*) ' End j indice for SUM control nn_jctle = ', nn_jctle |
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| 369 | WRITE(numout,*) ' number of proc. following i nn_isplt = ', nn_isplt |
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| 370 | WRITE(numout,*) ' number of proc. following j nn_jsplt = ', nn_jsplt |
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[8882] | 371 | WRITE(numout,*) ' timing by routine ln_timing = ', ln_timing |
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| 372 | WRITE(numout,*) ' CFL diagnostics ln_diacfl = ', ln_diacfl |
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[2574] | 373 | ENDIF |
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| 374 | ! |
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| 375 | nprint = nn_print ! convert DOCTOR namelist names into OLD names |
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| 376 | nictls = nn_ictls |
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| 377 | nictle = nn_ictle |
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| 378 | njctls = nn_jctls |
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| 379 | njctle = nn_jctle |
---|
| 380 | isplt = nn_isplt |
---|
| 381 | jsplt = nn_jsplt |
---|
[8882] | 382 | !!gm to be remove at the end of the 2017 merge party |
---|
| 383 | if( ln_timing ) then ; nn_timing = 1 |
---|
| 384 | else ; nn_timing = 0 |
---|
| 385 | endif |
---|
| 386 | !!gm end |
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[7646] | 387 | |
---|
| 388 | |
---|
| 389 | IF(lwp) THEN ! control print |
---|
[4147] | 390 | WRITE(numout,*) |
---|
| 391 | WRITE(numout,*) 'namcfg : configuration initialization through namelist read' |
---|
| 392 | WRITE(numout,*) '~~~~~~~ ' |
---|
| 393 | WRITE(numout,*) ' Namelist namcfg' |
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[7646] | 394 | WRITE(numout,*) ' read domain configuration files ln_read_cfg = ', ln_read_cfg |
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| 395 | WRITE(numout,*) ' filename to be read cn_domcfg = ', TRIM(cn_domcfg) |
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| 396 | WRITE(numout,*) ' write configuration definition files ln_write_cfg = ', ln_write_cfg |
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| 397 | WRITE(numout,*) ' filename to be written cn_domcfg_out = ', TRIM(cn_domcfg_out) |
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| 398 | WRITE(numout,*) ' use file attribute if exists as i/p j-start ln_use_jattr = ', ln_use_jattr |
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[4147] | 399 | ENDIF |
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[7646] | 400 | |
---|
[2574] | 401 | ! ! Parameter control |
---|
| 402 | ! |
---|
| 403 | IF( ln_ctl ) THEN ! sub-domain area indices for the control prints |
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[7646] | 404 | IF( lk_mpp .AND. jpnij > 1 ) THEN |
---|
| 405 | isplt = jpni ; jsplt = jpnj ; ijsplt = jpni*jpnj ! the domain is forced to the real split domain |
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[2574] | 406 | ELSE |
---|
| 407 | IF( isplt == 1 .AND. jsplt == 1 ) THEN |
---|
| 408 | CALL ctl_warn( ' - isplt & jsplt are equal to 1', & |
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| 409 | & ' - the print control will be done over the whole domain' ) |
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| 410 | ENDIF |
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| 411 | ijsplt = isplt * jsplt ! total number of processors ijsplt |
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| 412 | ENDIF |
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| 413 | IF(lwp) WRITE(numout,*)' - The total number of processors over which the' |
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| 414 | IF(lwp) WRITE(numout,*)' print control will be done is ijsplt : ', ijsplt |
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| 415 | ! |
---|
| 416 | ! ! indices used for the SUM control |
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| 417 | IF( nictls+nictle+njctls+njctle == 0 ) THEN ! print control done over the default area |
---|
| 418 | lsp_area = .FALSE. |
---|
| 419 | ELSE ! print control done over a specific area |
---|
| 420 | lsp_area = .TRUE. |
---|
| 421 | IF( nictls < 1 .OR. nictls > jpiglo ) THEN |
---|
| 422 | CALL ctl_warn( ' - nictls must be 1<=nictls>=jpiglo, it is forced to 1' ) |
---|
| 423 | nictls = 1 |
---|
| 424 | ENDIF |
---|
| 425 | IF( nictle < 1 .OR. nictle > jpiglo ) THEN |
---|
| 426 | CALL ctl_warn( ' - nictle must be 1<=nictle>=jpiglo, it is forced to jpiglo' ) |
---|
| 427 | nictle = jpiglo |
---|
| 428 | ENDIF |
---|
| 429 | IF( njctls < 1 .OR. njctls > jpjglo ) THEN |
---|
| 430 | CALL ctl_warn( ' - njctls must be 1<=njctls>=jpjglo, it is forced to 1' ) |
---|
| 431 | njctls = 1 |
---|
| 432 | ENDIF |
---|
| 433 | IF( njctle < 1 .OR. njctle > jpjglo ) THEN |
---|
| 434 | CALL ctl_warn( ' - njctle must be 1<=njctle>=jpjglo, it is forced to jpjglo' ) |
---|
| 435 | njctle = jpjglo |
---|
| 436 | ENDIF |
---|
| 437 | ENDIF |
---|
| 438 | ENDIF |
---|
| 439 | ! |
---|
[3764] | 440 | IF( 1_wp /= SIGN(1._wp,-0._wp) ) CALL ctl_stop( 'nemo_ctl: The intrinsec SIGN function follows ', & |
---|
| 441 | & 'f2003 standard. ' , & |
---|
| 442 | & 'Compile with key_nosignedzero enabled' ) |
---|
| 443 | ! |
---|
[2574] | 444 | END SUBROUTINE nemo_ctl |
---|
| 445 | |
---|
| 446 | |
---|
| 447 | SUBROUTINE nemo_closefile |
---|
| 448 | !!---------------------------------------------------------------------- |
---|
| 449 | !! *** ROUTINE nemo_closefile *** |
---|
| 450 | !! |
---|
| 451 | !! ** Purpose : Close the files |
---|
| 452 | !!---------------------------------------------------------------------- |
---|
| 453 | ! |
---|
| 454 | IF ( lk_mpp ) CALL mppsync |
---|
| 455 | ! |
---|
| 456 | CALL iom_close ! close all input/output files managed by iom_* |
---|
| 457 | ! |
---|
| 458 | IF( numstp /= -1 ) CLOSE( numstp ) ! time-step file |
---|
[4147] | 459 | IF( numnam_ref /= -1 ) CLOSE( numnam_ref ) ! oce reference namelist |
---|
| 460 | IF( numnam_cfg /= -1 ) CLOSE( numnam_cfg ) ! oce configuration namelist |
---|
[2574] | 461 | IF( numout /= 6 ) CLOSE( numout ) ! standard model output file |
---|
[7646] | 462 | IF( lwm.AND.numond /= -1 ) CLOSE( numond ) ! oce output namelist |
---|
| 463 | |
---|
[2574] | 464 | numout = 6 ! redefine numout in case it is used after this point... |
---|
| 465 | ! |
---|
| 466 | END SUBROUTINE nemo_closefile |
---|
| 467 | |
---|
[2715] | 468 | |
---|
| 469 | SUBROUTINE nemo_alloc |
---|
| 470 | !!---------------------------------------------------------------------- |
---|
| 471 | !! *** ROUTINE nemo_alloc *** |
---|
| 472 | !! |
---|
| 473 | !! ** Purpose : Allocate all the dynamic arrays of the OPA modules |
---|
| 474 | !! |
---|
| 475 | !! ** Method : |
---|
| 476 | !!---------------------------------------------------------------------- |
---|
| 477 | USE diawri, ONLY: dia_wri_alloc |
---|
| 478 | USE dom_oce, ONLY: dom_oce_alloc |
---|
| 479 | USE zdf_oce, ONLY: zdf_oce_alloc |
---|
| 480 | USE trc_oce, ONLY: trc_oce_alloc |
---|
| 481 | ! |
---|
| 482 | INTEGER :: ierr |
---|
| 483 | !!---------------------------------------------------------------------- |
---|
| 484 | ! |
---|
| 485 | ierr = oce_alloc () ! ocean |
---|
| 486 | ierr = ierr + dia_wri_alloc () |
---|
| 487 | ierr = ierr + dom_oce_alloc () ! ocean domain |
---|
| 488 | ierr = ierr + zdf_oce_alloc () ! ocean vertical physics |
---|
| 489 | ! |
---|
| 490 | ierr = ierr + trc_oce_alloc () ! shared TRC / TRA arrays |
---|
| 491 | ! |
---|
| 492 | IF( lk_mpp ) CALL mpp_sum( ierr ) |
---|
| 493 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'nemo_alloc: unable to allocate standard ocean arrays' ) |
---|
| 494 | ! |
---|
| 495 | END SUBROUTINE nemo_alloc |
---|
| 496 | |
---|
| 497 | |
---|
| 498 | SUBROUTINE nemo_partition( num_pes ) |
---|
| 499 | !!---------------------------------------------------------------------- |
---|
| 500 | !! *** ROUTINE nemo_partition *** |
---|
| 501 | !! |
---|
| 502 | !! ** Purpose : |
---|
| 503 | !! |
---|
| 504 | !! ** Method : |
---|
| 505 | !!---------------------------------------------------------------------- |
---|
| 506 | INTEGER, INTENT(in) :: num_pes ! The number of MPI processes we have |
---|
| 507 | ! |
---|
| 508 | INTEGER, PARAMETER :: nfactmax = 20 |
---|
| 509 | INTEGER :: nfact ! The no. of factors returned |
---|
| 510 | INTEGER :: ierr ! Error flag |
---|
| 511 | INTEGER :: ji |
---|
| 512 | INTEGER :: idiff, mindiff, imin ! For choosing pair of factors that are closest in value |
---|
| 513 | INTEGER, DIMENSION(nfactmax) :: ifact ! Array of factors |
---|
| 514 | !!---------------------------------------------------------------------- |
---|
| 515 | |
---|
| 516 | ierr = 0 |
---|
| 517 | |
---|
| 518 | CALL factorise( ifact, nfactmax, nfact, num_pes, ierr ) |
---|
| 519 | |
---|
| 520 | IF( nfact <= 1 ) THEN |
---|
| 521 | WRITE (numout, *) 'WARNING: factorisation of number of PEs failed' |
---|
| 522 | WRITE (numout, *) ' : using grid of ',num_pes,' x 1' |
---|
| 523 | jpnj = 1 |
---|
| 524 | jpni = num_pes |
---|
| 525 | ELSE |
---|
| 526 | ! Search through factors for the pair that are closest in value |
---|
| 527 | mindiff = 1000000 |
---|
| 528 | imin = 1 |
---|
| 529 | DO ji = 1, nfact-1, 2 |
---|
| 530 | idiff = ABS( ifact(ji) - ifact(ji+1) ) |
---|
| 531 | IF( idiff < mindiff ) THEN |
---|
| 532 | mindiff = idiff |
---|
| 533 | imin = ji |
---|
| 534 | ENDIF |
---|
| 535 | END DO |
---|
| 536 | jpnj = ifact(imin) |
---|
| 537 | jpni = ifact(imin + 1) |
---|
| 538 | ENDIF |
---|
| 539 | ! |
---|
| 540 | jpnij = jpni*jpnj |
---|
| 541 | ! |
---|
| 542 | END SUBROUTINE nemo_partition |
---|
| 543 | |
---|
| 544 | |
---|
| 545 | SUBROUTINE factorise( kfax, kmaxfax, knfax, kn, kerr ) |
---|
| 546 | !!---------------------------------------------------------------------- |
---|
| 547 | !! *** ROUTINE factorise *** |
---|
| 548 | !! |
---|
| 549 | !! ** Purpose : return the prime factors of n. |
---|
| 550 | !! knfax factors are returned in array kfax which is of |
---|
| 551 | !! maximum dimension kmaxfax. |
---|
| 552 | !! ** Method : |
---|
| 553 | !!---------------------------------------------------------------------- |
---|
| 554 | INTEGER , INTENT(in ) :: kn, kmaxfax |
---|
| 555 | INTEGER , INTENT( out) :: kerr, knfax |
---|
| 556 | INTEGER, DIMENSION(kmaxfax), INTENT( out) :: kfax |
---|
| 557 | ! |
---|
| 558 | INTEGER :: ifac, jl, inu |
---|
| 559 | INTEGER, PARAMETER :: ntest = 14 |
---|
| 560 | INTEGER :: ilfax(ntest) |
---|
| 561 | ! |
---|
| 562 | ! lfax contains the set of allowed factors. |
---|
[7761] | 563 | ilfax(:) = (/(2**jl,jl=ntest,1,-1)/) |
---|
[2715] | 564 | |
---|
| 565 | ! Clear the error flag and initialise output vars |
---|
| 566 | kerr = 0 |
---|
| 567 | kfax = 1 |
---|
| 568 | knfax = 0 |
---|
| 569 | |
---|
| 570 | ! Find the factors of n. |
---|
[8528] | 571 | IF( kn .NE. 1 ) THEN |
---|
[2715] | 572 | |
---|
[8528] | 573 | ! nu holds the unfactorised part of the number. |
---|
| 574 | ! knfax holds the number of factors found. |
---|
| 575 | ! l points to the allowed factor list. |
---|
| 576 | ! ifac holds the current factor. |
---|
| 577 | |
---|
| 578 | inu = kn |
---|
| 579 | knfax = 0 |
---|
| 580 | |
---|
| 581 | DO jl = ntest, 1, -1 |
---|
[2715] | 582 | ! |
---|
[8528] | 583 | ifac = ilfax(jl) |
---|
| 584 | IF( ifac > inu ) CYCLE |
---|
| 585 | |
---|
| 586 | ! Test whether the factor will divide. |
---|
| 587 | |
---|
| 588 | IF( MOD(inu,ifac) == 0 ) THEN |
---|
| 589 | ! |
---|
| 590 | knfax = knfax + 1 ! Add the factor to the list |
---|
| 591 | IF( knfax > kmaxfax ) THEN |
---|
| 592 | kerr = 6 |
---|
| 593 | write (*,*) 'FACTOR: insufficient space in factor array ', knfax |
---|
| 594 | return |
---|
| 595 | ENDIF |
---|
| 596 | kfax(knfax) = ifac |
---|
| 597 | ! Store the other factor that goes with this one |
---|
| 598 | knfax = knfax + 1 |
---|
| 599 | kfax(knfax) = inu / ifac |
---|
| 600 | !WRITE (*,*) 'ARPDBG, factors ',knfax-1,' & ',knfax,' are ', kfax(knfax-1),' and ',kfax(knfax) |
---|
[2715] | 601 | ENDIF |
---|
[8528] | 602 | ! |
---|
| 603 | END DO |
---|
| 604 | |
---|
| 605 | ENDIF |
---|
[2715] | 606 | ! |
---|
| 607 | END SUBROUTINE factorise |
---|
| 608 | |
---|
[3294] | 609 | #if defined key_mpp_mpi |
---|
| 610 | SUBROUTINE nemo_northcomms |
---|
| 611 | !!====================================================================== |
---|
| 612 | !! *** ROUTINE nemo_northcomms *** |
---|
[4230] | 613 | !! nemo_northcomms : Setup for north fold exchanges with explicit |
---|
| 614 | !! point-to-point messaging |
---|
[3294] | 615 | !!===================================================================== |
---|
| 616 | !!---------------------------------------------------------------------- |
---|
[4230] | 617 | !! |
---|
[3294] | 618 | !! ** Purpose : Initialization of the northern neighbours lists. |
---|
| 619 | !!---------------------------------------------------------------------- |
---|
[4230] | 620 | !! 1.0 ! 2011-10 (A. C. Coward, NOCS & J. Donners, PRACE) |
---|
[5039] | 621 | !! 2.0 ! 2013-06 Setup avoiding MPI communication (I. Epicoco, S. |
---|
| 622 | !Mocavero, CMCC) |
---|
[3294] | 623 | !!---------------------------------------------------------------------- |
---|
| 624 | |
---|
[4230] | 625 | INTEGER :: sxM, dxM, sxT, dxT, jn |
---|
| 626 | INTEGER :: njmppmax |
---|
[3294] | 627 | |
---|
[4230] | 628 | njmppmax = MAXVAL( njmppt ) |
---|
[3294] | 629 | |
---|
[4230] | 630 | !initializes the north-fold communication variables |
---|
| 631 | isendto(:) = 0 |
---|
[3294] | 632 | nsndto = 0 |
---|
| 633 | |
---|
[4230] | 634 | !if I am a process in the north |
---|
| 635 | IF ( njmpp == njmppmax ) THEN |
---|
| 636 | !sxM is the first point (in the global domain) needed to compute the |
---|
| 637 | !north-fold for the current process |
---|
| 638 | sxM = jpiglo - nimppt(narea) - nlcit(narea) + 1 |
---|
| 639 | !dxM is the last point (in the global domain) needed to compute the |
---|
| 640 | !north-fold for the current process |
---|
| 641 | dxM = jpiglo - nimppt(narea) + 2 |
---|
[3294] | 642 | |
---|
[4230] | 643 | !loop over the other north-fold processes to find the processes |
---|
| 644 | !managing the points belonging to the sxT-dxT range |
---|
[5039] | 645 | |
---|
| 646 | DO jn = 1, jpni |
---|
[4230] | 647 | !sxT is the first point (in the global domain) of the jn |
---|
| 648 | !process |
---|
[5039] | 649 | sxT = nfiimpp(jn, jpnj) |
---|
[4230] | 650 | !dxT is the last point (in the global domain) of the jn |
---|
| 651 | !process |
---|
[5039] | 652 | dxT = nfiimpp(jn, jpnj) + nfilcit(jn, jpnj) - 1 |
---|
[4230] | 653 | IF ((sxM .gt. sxT) .AND. (sxM .lt. dxT)) THEN |
---|
| 654 | nsndto = nsndto + 1 |
---|
[5039] | 655 | isendto(nsndto) = jn |
---|
| 656 | ELSEIF ((sxM .le. sxT) .AND. (dxM .ge. dxT)) THEN |
---|
[4230] | 657 | nsndto = nsndto + 1 |
---|
[5039] | 658 | isendto(nsndto) = jn |
---|
[4230] | 659 | ELSEIF ((dxM .lt. dxT) .AND. (sxT .lt. dxM)) THEN |
---|
| 660 | nsndto = nsndto + 1 |
---|
[5039] | 661 | isendto(nsndto) = jn |
---|
[4230] | 662 | END IF |
---|
| 663 | END DO |
---|
[5039] | 664 | nfsloop = 1 |
---|
| 665 | nfeloop = nlci |
---|
| 666 | DO jn = 2,jpni-1 |
---|
| 667 | IF(nfipproc(jn,jpnj) .eq. (narea - 1)) THEN |
---|
| 668 | IF (nfipproc(jn - 1 ,jpnj) .eq. -1) THEN |
---|
| 669 | nfsloop = nldi |
---|
| 670 | ENDIF |
---|
| 671 | IF (nfipproc(jn + 1,jpnj) .eq. -1) THEN |
---|
| 672 | nfeloop = nlei |
---|
| 673 | ENDIF |
---|
| 674 | ENDIF |
---|
| 675 | END DO |
---|
| 676 | |
---|
[3294] | 677 | ENDIF |
---|
[4230] | 678 | l_north_nogather = .TRUE. |
---|
[3294] | 679 | END SUBROUTINE nemo_northcomms |
---|
| 680 | #else |
---|
| 681 | SUBROUTINE nemo_northcomms ! Dummy routine |
---|
| 682 | WRITE(*,*) 'nemo_northcomms: You should not have seen this print! error?' |
---|
| 683 | END SUBROUTINE nemo_northcomms |
---|
| 684 | #endif |
---|
[5504] | 685 | |
---|
| 686 | SUBROUTINE istate_init |
---|
| 687 | !!---------------------------------------------------------------------- |
---|
| 688 | !! *** ROUTINE istate_init *** |
---|
| 689 | !! |
---|
| 690 | !! ** Purpose : Initialization to zero of the dynamics and tracers. |
---|
| 691 | !!---------------------------------------------------------------------- |
---|
| 692 | ! |
---|
| 693 | ! now fields ! after fields ! |
---|
| 694 | un (:,:,:) = 0._wp ; ua(:,:,:) = 0._wp ! |
---|
| 695 | vn (:,:,:) = 0._wp ; va(:,:,:) = 0._wp ! |
---|
| 696 | wn (:,:,:) = 0._wp ! ! |
---|
| 697 | hdivn(:,:,:) = 0._wp ! ! |
---|
| 698 | tsn (:,:,:,:) = 0._wp ! ! |
---|
| 699 | ! |
---|
| 700 | rhd (:,:,:) = 0.e0 |
---|
| 701 | rhop (:,:,:) = 0.e0 |
---|
| 702 | rn2 (:,:,:) = 0.e0 |
---|
| 703 | ! |
---|
| 704 | END SUBROUTINE istate_init |
---|
| 705 | |
---|
| 706 | SUBROUTINE stp_ctl( kt, kindic ) |
---|
| 707 | !!---------------------------------------------------------------------- |
---|
| 708 | !! *** ROUTINE stp_ctl *** |
---|
| 709 | !! |
---|
| 710 | !! ** Purpose : Control the run |
---|
| 711 | !! |
---|
| 712 | !! ** Method : - Save the time step in numstp |
---|
| 713 | !! |
---|
| 714 | !! ** Actions : 'time.step' file containing the last ocean time-step |
---|
| 715 | !!---------------------------------------------------------------------- |
---|
| 716 | INTEGER, INTENT(in ) :: kt ! ocean time-step index |
---|
| 717 | INTEGER, INTENT(inout) :: kindic ! indicator of solver convergence |
---|
| 718 | !!---------------------------------------------------------------------- |
---|
| 719 | ! |
---|
| 720 | IF( kt == nit000 .AND. lwp ) THEN |
---|
| 721 | WRITE(numout,*) |
---|
| 722 | WRITE(numout,*) 'stp_ctl : time-stepping control' |
---|
| 723 | WRITE(numout,*) '~~~~~~~' |
---|
| 724 | ! open time.step file |
---|
| 725 | CALL ctl_opn( numstp, 'time.step', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, numout, lwp, narea ) |
---|
| 726 | ENDIF |
---|
| 727 | ! |
---|
| 728 | IF(lwp) WRITE ( numstp, '(1x, i8)' ) kt !* save the current time step in numstp |
---|
| 729 | IF(lwp) REWIND( numstp ) ! -------------------------- |
---|
| 730 | ! |
---|
| 731 | END SUBROUTINE stp_ctl |
---|
[2574] | 732 | !!====================================================================== |
---|
| 733 | END MODULE nemogcm |
---|