[268] | 1 | MODULE trcini |
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[945] | 2 | !!====================================================================== |
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| 3 | !! *** MODULE trcini *** |
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| 4 | !! TOP : Manage the passive tracer initialization |
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| 5 | !!====================================================================== |
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[1011] | 6 | !! History : - ! 1991-03 () original code |
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| 7 | !! 1.0 ! 2005-03 (O. Aumont, A. El Moussaoui) F90 |
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| 8 | !! - ! 2005-10 (C. Ethe) print control |
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| 9 | !! 2.0 ! 2005-10 (C. Ethe, G. Madec) revised architecture |
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[274] | 10 | !!---------------------------------------------------------------------- |
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[1011] | 11 | #if defined key_top |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! 'key_top' TOP models |
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| 14 | !!---------------------------------------------------------------------- |
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| 15 | !!---------------------------------------------------------------------- |
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[2087] | 16 | !! trc_init : Initialization for passive tracer |
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[335] | 17 | !!---------------------------------------------------------------------- |
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[1011] | 18 | USE oce_trc |
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| 19 | USE trc |
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| 20 | USE trcrst |
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[2038] | 21 | USE trcnam ! Namelist read |
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[1254] | 22 | USE trcini_cfc ! CFC initialisation |
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| 23 | USE trcini_lobster ! LOBSTER initialisation |
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| 24 | USE trcini_pisces ! PISCES initialisation |
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| 25 | USE trcini_c14b ! C14 bomb initialisation |
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| 26 | USE trcini_my_trc ! MY_TRC initialisation |
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[1457] | 27 | USE trcdta |
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[2038] | 28 | #if defined key_offline |
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[1457] | 29 | USE daymod |
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| 30 | #endif |
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[2082] | 31 | USE zpshde ! partial step: hor. derivative (zps_hde routine) |
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[945] | 32 | USE in_out_manager ! I/O manager |
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[1011] | 33 | USE prtctl_trc ! Print control passive tracers (prt_ctl_trc_init routine) |
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| 34 | USE lib_mpp ! distributed memory computing library |
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| 35 | |
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[335] | 36 | IMPLICIT NONE |
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| 37 | PRIVATE |
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[1011] | 38 | |
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[2087] | 39 | PUBLIC trc_init ! called by opa |
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[268] | 40 | |
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[1011] | 41 | !! * Substitutions |
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| 42 | # include "domzgr_substitute.h90" |
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| 43 | |
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[335] | 44 | CONTAINS |
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[1011] | 45 | |
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[2082] | 46 | SUBROUTINE trc_init |
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[1011] | 47 | !!--------------------------------------------------------------------- |
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[2082] | 48 | !! *** ROUTINE trc_init *** |
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[335] | 49 | !! |
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[1011] | 50 | !! ** Purpose : Initialization of the passive tracer fields |
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| 51 | !! |
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| 52 | !! ** Method : - read namelist |
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| 53 | !! - control the consistancy |
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| 54 | !! - compute specific initialisations |
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| 55 | !! - set initial tracer fields (either read restart |
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| 56 | !! or read data or analytical formulation |
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| 57 | !!--------------------------------------------------------------------- |
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| 58 | INTEGER :: jk, jn ! dummy loop indices |
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| 59 | CHARACTER (len=25) :: charout |
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| 60 | |
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| 61 | !!--------------------------------------------------------------------- |
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| 62 | |
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[945] | 63 | IF(lwp) WRITE(numout,*) |
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[2082] | 64 | IF(lwp) WRITE(numout,*) 'trc_init : initial set up of the passive tracers' |
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[945] | 65 | IF(lwp) WRITE(numout,*) '~~~~~~~' |
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[1011] | 66 | |
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| 67 | ! ! masked grid volume |
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| 68 | DO jk = 1, jpk |
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[1254] | 69 | cvol(:,:,jk) = e1t(:,:) * e2t(:,:) * fse3t(:,:,jk) * tmask(:,:,jk) * tmask_i(:,:) |
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[1011] | 70 | END DO |
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[1254] | 71 | |
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| 72 | ! total volume of the ocean |
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[2038] | 73 | #if ! defined key_degrad |
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[1254] | 74 | areatot = SUM( cvol(:,:,:) ) |
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| 75 | #else |
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[2038] | 76 | areatot = SUM( cvol(:,:,:) * facvol(:,:,:) ) ! degrad option: reduction by facvol |
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[1011] | 77 | #endif |
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[2038] | 78 | IF( lk_mpp ) CALL mpp_sum( areatot ) ! sum over the global domain |
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[1011] | 79 | |
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[2038] | 80 | CALL trc_nam ! read passive tracers namelists |
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[1011] | 81 | |
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[2038] | 82 | ! restart for passive tracer (input) |
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| 83 | IF( ln_rsttr ) THEN |
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| 84 | IF(lwp) WRITE(numout,*) ' read a restart file for passive tracer : ', cn_trcrst_in |
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| 85 | IF(lwp) WRITE(numout,*) ' ' |
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| 86 | ELSE |
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| 87 | IF(lwp) WRITE(numout,*) |
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| 88 | DO jn = 1, jptra |
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| 89 | IF( lwp .AND. lutini(jn) ) & ! open input FILE only IF lutini(jn) is true |
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| 90 | & WRITE(numout,*) ' read an initial file for passive tracer number :', jn, ' traceur : ', ctrcnm(jn) |
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| 91 | END DO |
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| 92 | ENDIF |
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[1011] | 93 | |
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[945] | 94 | IF( lk_lobster ) THEN ; CALL trc_ini_lobster ! LOBSTER bio-model |
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| 95 | ELSE ; IF(lwp) WRITE(numout,*) ' LOBSTER not used' |
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| 96 | ENDIF |
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[1011] | 97 | |
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[945] | 98 | IF( lk_pisces ) THEN ; CALL trc_ini_pisces ! PISCES bio-model |
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| 99 | ELSE ; IF(lwp) WRITE(numout,*) ' PISCES not used' |
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| 100 | ENDIF |
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[1011] | 101 | |
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[945] | 102 | IF( lk_cfc ) THEN ; CALL trc_ini_cfc ! CFC tracers |
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| 103 | ELSE ; IF(lwp) WRITE(numout,*) ' CFC not used' |
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| 104 | ENDIF |
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[1254] | 105 | |
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| 106 | IF( lk_c14b ) THEN ; CALL trc_ini_c14b ! C14 bomb tracer |
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| 107 | ELSE ; IF(lwp) WRITE(numout,*) ' C14 not used' |
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| 108 | ENDIF |
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[1011] | 109 | |
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[945] | 110 | IF( lk_my_trc ) THEN ; CALL trc_ini_my_trc ! MY_TRC tracers |
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| 111 | ELSE ; IF(lwp) WRITE(numout,*) ' MY_TRC not used' |
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[268] | 112 | ENDIF |
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[1011] | 113 | |
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[1542] | 114 | IF( .NOT. ln_rsttr ) THEN |
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[2038] | 115 | #if defined key_offline |
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[1457] | 116 | CALL day_init ! calendar |
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| 117 | #endif |
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[1011] | 118 | # if defined key_dtatrc |
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| 119 | ! Initialization of tracer from a file that may also be used for damping |
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[2104] | 120 | CALL trc_dta( nit000 ) |
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[1011] | 121 | DO jn = 1, jptra |
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| 122 | IF( lutini(jn) ) trn(:,:,:,jn) = trdta(:,:,:,jn) * tmask(:,:,:) ! initialisation from file if required |
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| 123 | END DO |
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| 124 | # endif |
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| 125 | trb(:,:,:,:) = trn(:,:,:,:) |
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| 126 | ELSE |
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[1970] | 127 | ! |
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[1011] | 128 | CALL trc_rst_read ! restart from a file |
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[1970] | 129 | ! |
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[1011] | 130 | ENDIF |
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| 131 | |
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[1286] | 132 | tra(:,:,:,:) = 0. |
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| 133 | |
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| 134 | IF( ln_zps .AND. .NOT. lk_trc_c1d ) & ! Partial steps: before horizontal gradient of passive |
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[2194] | 135 | & CALL zps_hde( nit000, jptra, trn, gtru, gtrv ) ! tracers at the bottom ocean level |
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[1177] | 136 | |
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[1286] | 137 | |
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[1011] | 138 | ! ! Computation content of all tracers |
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| 139 | trai = 0.e0 |
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| 140 | DO jn = 1, jptra |
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[2038] | 141 | #if ! defined key_degrad |
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[1254] | 142 | trai = trai + SUM( trn(:,:,:,jn) * cvol(:,:,:) ) |
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| 143 | #else |
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| 144 | trai = trai + SUM( trn(:,:,:,jn) * cvol(:,:,:) * facvol(:,:,:) ) ! degrad option: reduction by facvol |
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| 145 | #endif |
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[1011] | 146 | END DO |
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| 147 | IF( lk_mpp ) CALL mpp_sum( trai ) ! sum over the global domain |
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| 148 | |
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| 149 | |
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| 150 | ! ! control print |
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[1745] | 151 | IF(lwp) WRITE(numout,*) |
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| 152 | IF(lwp) WRITE(numout,*) |
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[1011] | 153 | IF(lwp) WRITE(numout,*) ' *** Total number of passive tracer jptra = ', jptra |
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| 154 | IF(lwp) WRITE(numout,*) ' *** Total volume of ocean = ', areatot |
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| 155 | IF(lwp) WRITE(numout,*) ' *** Total inital content of all tracers = ', trai |
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| 156 | IF(lwp) WRITE(numout,*) |
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| 157 | |
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| 158 | IF( ln_ctl ) CALL prt_ctl_trc_init ! control print |
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[945] | 159 | ! |
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[1011] | 160 | |
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| 161 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 162 | WRITE(charout, FMT="('ini ')") |
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| 163 | CALL prt_ctl_trc_info( charout ) |
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| 164 | CALL prt_ctl_trc( tab4d=trn, mask=tmask, clinfo=ctrcnm ) |
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| 165 | ENDIF |
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| 166 | |
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[2082] | 167 | END SUBROUTINE trc_init |
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[268] | 168 | |
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[1011] | 169 | #else |
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| 170 | !!---------------------------------------------------------------------- |
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| 171 | !! Empty module : No passive tracer |
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| 172 | !!---------------------------------------------------------------------- |
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| 173 | CONTAINS |
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[2082] | 174 | SUBROUTINE trc_init ! Dummy routine |
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| 175 | END SUBROUTINE trc_init |
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[1011] | 176 | #endif |
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| 177 | |
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[2104] | 178 | !!---------------------------------------------------------------------- |
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| 179 | !! NEMO/TOP 3.3 , LOCEAN-IPSL (2010) |
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| 180 | !! $Id$ |
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| 181 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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[335] | 182 | !!====================================================================== |
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[268] | 183 | END MODULE trcini |
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