| 1 | MODULE cpl_oasis3 |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE cpl_oasis *** |
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| 4 | !! Coupled O/A : coupled ocean-atmosphere case using OASIS3 V. prism_2_4 |
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| 5 | !! special case: NEMO OPA/LIM coupled to ECHAM5 |
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| 6 | !!===================================================================== |
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| 7 | !! History : |
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| 8 | !! 9.0 ! 04-06 (R. Redler, NEC Laboratories Europe, Germany) Original code |
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| 9 | !! " " ! 04-11 (R. Redler, NEC Laboratories Europe; N. Keenlyside, W. Park, IFM-GEOMAR, Germany) revision |
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| 10 | !! " " ! 04-11 (V. Gayler, MPI M&D) Grid writing |
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| 11 | !! " " ! 05-08 (R. Redler, W. Park) frld initialization, paral(2) revision |
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| 12 | !! " " ! 05-09 (R. Redler) extended to allow for communication over root only |
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| 13 | !! " " ! 06-01 (W. Park) modification of physical part |
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| 14 | !! " " ! 06-02 (R. Redler, W. Park) buffer array fix for root exchange |
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| 15 | !! 3.4 ! 11-11 (C. Harris) Changes to allow mutiple category fields |
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| 16 | !!---------------------------------------------------------------------- |
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| 17 | #if defined key_oasis3 |
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| 18 | !!---------------------------------------------------------------------- |
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| 19 | !! 'key_oasis3' coupled Ocean/Atmosphere via OASIS3 |
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| 20 | !!---------------------------------------------------------------------- |
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| 21 | !! cpl_prism_init : initialization of coupled mode communication |
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| 22 | !! cpl_prism_define : definition of grid and fields |
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| 23 | !! cpl_prism_snd : snd out fields in coupled mode |
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| 24 | !! cpl_prism_rcv : receive fields in coupled mode |
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| 25 | !! cpl_prism_finalize : finalize the coupled mode communication |
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| 26 | !!---------------------------------------------------------------------- |
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| 27 | #if defined key_oasis_mct |
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| 28 | USE mod_prism |
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| 29 | #else |
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| 30 | USE mod_prism_proto ! OASIS3 prism module |
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| 31 | USE mod_prism_def_partition_proto! OASIS3 prism module for partitioning |
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| 32 | USE mod_prism_put_proto ! OASIS3 prism module for snding |
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| 33 | USE mod_prism_get_proto ! OASIS3 prism module for receiving |
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| 34 | USE mod_comprism_proto ! OASIS3 prism module to get coupling frequency |
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| 35 | #endif |
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| 36 | USE par_oce ! ocean parameters |
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| 37 | USE dom_oce ! ocean space and time domain |
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| 38 | USE in_out_manager ! I/O manager |
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| 39 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 40 | |
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| 41 | IMPLICIT NONE |
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| 42 | PRIVATE |
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| 43 | |
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| 44 | PUBLIC cpl_prism_init |
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| 45 | PUBLIC cpl_prism_define |
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| 46 | PUBLIC cpl_prism_snd |
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| 47 | PUBLIC cpl_prism_rcv |
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| 48 | PUBLIC cpl_prism_freq |
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| 49 | PUBLIC cpl_prism_finalize |
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| 50 | |
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| 51 | LOGICAL, PUBLIC, PARAMETER :: lk_cpl = .TRUE. !: coupled flag |
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| 52 | INTEGER, PUBLIC :: OASIS_Rcv = 1 !: return code if received field |
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| 53 | INTEGER, PUBLIC :: OASIS_idle = 0 !: return code if nothing done by oasis |
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| 54 | INTEGER :: ncomp_id ! id returned by prism_init_comp |
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| 55 | INTEGER :: nerror ! return error code |
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| 56 | |
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| 57 | INTEGER, PUBLIC, PARAMETER :: nmaxfld=40 ! Maximum number of coupling fields |
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| 58 | |
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| 59 | TYPE, PUBLIC :: FLD_CPL !: Type for coupling field information |
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| 60 | LOGICAL :: laction ! To be coupled or not |
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| 61 | CHARACTER(len = 8) :: clname ! Name of the coupling field |
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| 62 | CHARACTER(len = 1) :: clgrid ! Grid type |
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| 63 | REAL(wp) :: nsgn ! Control of the sign change |
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| 64 | INTEGER, DIMENSION(9) :: nid ! Id of the field (no more than 9 categories) |
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| 65 | INTEGER :: nct ! Number of categories in field |
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| 66 | END TYPE FLD_CPL |
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| 67 | |
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| 68 | TYPE(FLD_CPL), DIMENSION(:), ALLOCATABLE, PUBLIC :: srcv, ssnd !: Coupling fields |
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| 69 | |
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| 70 | REAL(wp), DIMENSION(:,:), ALLOCATABLE :: exfld ! Temporary buffer for receiving |
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| 71 | |
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| 72 | !!---------------------------------------------------------------------- |
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| 73 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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| 74 | !! $Id: cpl_oasis3.F90 3294 2012-01-28 16:44:18Z rblod $ |
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| 75 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 76 | !!---------------------------------------------------------------------- |
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| 77 | CONTAINS |
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| 78 | |
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| 79 | SUBROUTINE cpl_prism_init( kl_comm ) |
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| 80 | !!------------------------------------------------------------------- |
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| 81 | !! *** ROUTINE cpl_prism_init *** |
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| 82 | !! |
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| 83 | !! ** Purpose : Initialize coupled mode communication for ocean |
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| 84 | !! exchange between AGCM, OGCM and COUPLER. (OASIS3 software) |
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| 85 | !! |
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| 86 | !! ** Method : OASIS3 MPI communication |
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| 87 | !!-------------------------------------------------------------------- |
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| 88 | INTEGER, INTENT(out) :: kl_comm ! local communicator of the model |
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| 89 | !!-------------------------------------------------------------------- |
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| 90 | |
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| 91 | ! WARNING: No write in numout in this routine |
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| 92 | !============================================ |
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| 93 | !------------------------------------------------------------------ |
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| 94 | ! 1st Initialize the PRISM system for the application |
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| 95 | !------------------------------------------------------------------ |
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| 96 | CALL prism_init_comp_proto ( ncomp_id, 'oceanx', nerror ) |
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| 97 | IF ( nerror /= PRISM_Ok ) & |
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| 98 | CALL prism_abort_proto (ncomp_id, 'cpl_prism_init', 'Failure in prism_init_comp_proto') |
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| 99 | |
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| 100 | !------------------------------------------------------------------ |
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| 101 | ! 3rd Get an MPI communicator for OPA local communication |
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| 102 | !------------------------------------------------------------------ |
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| 103 | |
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| 104 | CALL prism_get_localcomm_proto ( kl_comm, nerror ) |
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| 105 | IF ( nerror /= PRISM_Ok ) & |
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| 106 | CALL prism_abort_proto (ncomp_id, 'cpl_prism_init','Failure in prism_get_localcomm_proto' ) |
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| 107 | ! |
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| 108 | END SUBROUTINE cpl_prism_init |
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| 109 | |
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| 110 | |
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| 111 | SUBROUTINE cpl_prism_define( krcv, ksnd ) |
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| 112 | !!------------------------------------------------------------------- |
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| 113 | !! *** ROUTINE cpl_prism_define *** |
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| 114 | !! |
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| 115 | !! ** Purpose : Define grid and field information for ocean |
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| 116 | !! exchange between AGCM, OGCM and COUPLER. (OASIS3 software) |
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| 117 | !! |
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| 118 | !! ** Method : OASIS3 MPI communication |
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| 119 | !!-------------------------------------------------------------------- |
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| 120 | INTEGER, INTENT(in) :: krcv, ksnd ! Number of received and sent coupling fields |
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| 121 | ! |
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| 122 | INTEGER :: id_part |
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| 123 | INTEGER :: paral(5) ! OASIS3 box partition |
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| 124 | INTEGER :: ishape(2,2) ! shape of arrays passed to PSMILe |
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| 125 | INTEGER :: ji,jc ! local loop indicees |
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| 126 | CHARACTER(LEN=8) :: zclname |
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| 127 | !!-------------------------------------------------------------------- |
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| 128 | |
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| 129 | IF(lwp) WRITE(numout,*) |
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| 130 | IF(lwp) WRITE(numout,*) 'cpl_prism_define : initialization in coupled ocean/atmosphere case' |
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| 131 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~~~~' |
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| 132 | IF(lwp) WRITE(numout,*) |
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| 133 | |
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| 134 | ! |
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| 135 | ! ... Define the shape for the area that excludes the halo |
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| 136 | ! For serial configuration (key_mpp_mpi not being active) |
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| 137 | ! nl* is set to the global values 1 and jp*glo. |
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| 138 | ! |
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| 139 | ishape(:,1) = (/ 1, nlei-nldi+1 /) |
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| 140 | ishape(:,2) = (/ 1, nlej-nldj+1 /) |
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| 141 | ! |
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| 142 | ! ... Allocate memory for data exchange |
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| 143 | ! |
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| 144 | ALLOCATE(exfld(nlei-nldi+1, nlej-nldj+1), stat = nerror) |
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| 145 | IF( nerror > 0 ) THEN |
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| 146 | CALL prism_abort_proto ( ncomp_id, 'cpl_prism_define', 'Failure in allocating exfld') ; RETURN |
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| 147 | ENDIF |
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| 148 | ! |
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| 149 | ! ----------------------------------------------------------------- |
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| 150 | ! ... Define the partition |
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| 151 | ! ----------------------------------------------------------------- |
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| 152 | |
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| 153 | paral(1) = 2 ! box partitioning |
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| 154 | paral(2) = jpiglo * (nldj-1+njmpp-1) + (nldi-1+nimpp-1) ! NEMO lower left corner global offset |
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| 155 | paral(3) = nlei-nldi+1 ! local extent in i |
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| 156 | paral(4) = nlej-nldj+1 ! local extent in j |
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| 157 | paral(5) = jpiglo ! global extent in x |
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| 158 | |
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| 159 | IF( ln_ctl ) THEN |
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| 160 | WRITE(numout,*) ' multiexchg: paral (1:5)', paral |
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| 161 | WRITE(numout,*) ' multiexchg: jpi, jpj =', jpi, jpj |
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| 162 | WRITE(numout,*) ' multiexchg: nldi, nlei, nimpp =', nldi, nlei, nimpp |
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| 163 | WRITE(numout,*) ' multiexchg: nldj, nlej, njmpp =', nldj, nlej, njmpp |
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| 164 | ENDIF |
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| 165 | |
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| 166 | CALL prism_def_partition_proto ( id_part, paral, nerror ) |
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| 167 | ! |
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| 168 | ! ... Announce send variables. |
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| 169 | ! |
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| 170 | DO ji = 1, ksnd |
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| 171 | IF ( ssnd(ji)%laction ) THEN |
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| 172 | DO jc = 1, ssnd(ji)%nct |
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| 173 | IF ( ssnd(ji)%nct .gt. 1 ) THEN |
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| 174 | WRITE(zclname,'( a7, i1)') ssnd(ji)%clname,jc |
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| 175 | ELSE |
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| 176 | zclname=ssnd(ji)%clname |
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| 177 | ENDIF |
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| 178 | IF( ln_ctl ) WRITE(numout,*) "Define",ji,jc,zclname," for",PRISM_Out |
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| 179 | CALL prism_def_var_proto (ssnd(ji)%nid(jc), zclname, id_part, (/ 2, 0/), & |
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| 180 | PRISM_Out, ishape, PRISM_REAL, nerror) |
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| 181 | IF ( nerror /= PRISM_Ok ) THEN |
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| 182 | WRITE(numout,*) 'Failed to define transient ', ji, TRIM(zclname) |
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| 183 | CALL prism_abort_proto ( ssnd(ji)%nid(jc), 'cpl_prism_define', 'Failure in prism_def_var') |
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| 184 | ENDIF |
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| 185 | END DO |
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| 186 | ENDIF |
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| 187 | END DO |
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| 188 | ! |
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| 189 | ! ... Announce received variables. |
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| 190 | ! |
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| 191 | DO ji = 1, krcv |
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| 192 | IF ( srcv(ji)%laction ) THEN |
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| 193 | DO jc = 1, srcv(ji)%nct |
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| 194 | IF ( srcv(ji)%nct .gt. 1 ) THEN |
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| 195 | WRITE(zclname,'( a7, i1)') srcv(ji)%clname,jc |
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| 196 | ELSE |
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| 197 | zclname=srcv(ji)%clname |
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| 198 | ENDIF |
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| 199 | #if defined key_agrif |
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| 200 | IF( agrif_fixed() /= 0 ) THEN |
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| 201 | zclname=TRIM(Agrif_CFixed())//zclname(2:8) |
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| 202 | END IF |
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| 203 | #endif |
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| 204 | IF( ln_ctl ) WRITE(numout,*) "Define",ji,jc,zclname," for",PRISM_In |
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| 205 | CALL prism_def_var_proto ( srcv(ji)%nid(jc), zclname, id_part, (/ 2, 0/), & |
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| 206 | & PRISM_In , ishape , PRISM_REAL, nerror) |
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| 207 | IF ( nerror /= PRISM_Ok ) THEN |
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| 208 | WRITE(numout,*) 'Failed to define transient ', ji, TRIM(zclname) |
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| 209 | CALL prism_abort_proto ( srcv(ji)%nid(jc), 'cpl_prism_define', 'Failure in prism_def_var') |
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| 210 | ENDIF |
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| 211 | END DO |
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| 212 | ENDIF |
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| 213 | END DO |
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| 214 | |
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| 215 | !------------------------------------------------------------------ |
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| 216 | ! End of definition phase |
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| 217 | !------------------------------------------------------------------ |
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| 218 | #if defined key_agrif |
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| 219 | !!$ IF( agrif_fixed() == agrif_nb_fixed_grids() ) THEN |
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| 220 | IF( .NOT. Agrif_Root() ) THEN |
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| 221 | #endif |
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| 222 | WRITE(numout,*) 'before prism_enddef_proto' |
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| 223 | CALL FLUSH(numout) |
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| 224 | |
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| 225 | CALL prism_enddef_proto(nerror) |
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| 226 | IF( nerror /= PRISM_Ok ) CALL prism_abort_proto ( ncomp_id, 'cpl_prism_define', 'Failure in prism_enddef') |
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| 227 | ! |
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| 228 | WRITE(numout,*) 'after prism_enddef_proto' |
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| 229 | CALL FLUSH(numout) |
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| 230 | #if defined key_agrif |
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| 231 | ENDIF |
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| 232 | #endif |
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| 233 | |
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| 234 | END SUBROUTINE cpl_prism_define |
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| 235 | |
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| 236 | |
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| 237 | SUBROUTINE cpl_prism_snd( kid, kstep, pdata, kinfo ) |
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| 238 | !!--------------------------------------------------------------------- |
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| 239 | !! *** ROUTINE cpl_prism_snd *** |
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| 240 | !! |
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| 241 | !! ** Purpose : - At each coupling time-step,this routine sends fields |
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| 242 | !! like sst or ice cover to the coupler or remote application. |
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| 243 | !!---------------------------------------------------------------------- |
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| 244 | INTEGER , INTENT(in ) :: kid ! variable index in the array |
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| 245 | INTEGER , INTENT( out) :: kinfo ! OASIS3 info argument |
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| 246 | INTEGER , INTENT(in ) :: kstep ! ocean time-step in seconds |
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| 247 | REAL(wp), DIMENSION(:,:,:), INTENT(in ) :: pdata |
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| 248 | !! |
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| 249 | INTEGER :: jc ! local loop index |
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| 250 | !!-------------------------------------------------------------------- |
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| 251 | ! |
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| 252 | ! snd data to OASIS3 |
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| 253 | ! |
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| 254 | DO jc = 1, ssnd(kid)%nct |
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| 255 | |
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| 256 | CALL prism_put_proto ( ssnd(kid)%nid(jc), kstep, pdata(nldi:nlei, nldj:nlej,jc), kinfo ) |
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| 257 | |
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| 258 | IF ( ln_ctl ) THEN |
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| 259 | IF ( kinfo == PRISM_Sent .OR. kinfo == PRISM_ToRest .OR. & |
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| 260 | & kinfo == PRISM_SentOut .OR. kinfo == PRISM_ToRestOut ) THEN |
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| 261 | WRITE(numout,*) '****************' |
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| 262 | WRITE(numout,*) 'prism_put_proto: Outgoing ', ssnd(kid)%clname |
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| 263 | WRITE(numout,*) 'prism_put_proto: ivarid ', ssnd(kid)%nid(jc) |
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| 264 | WRITE(numout,*) 'prism_put_proto: kstep ', kstep |
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| 265 | WRITE(numout,*) 'prism_put_proto: info ', kinfo |
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| 266 | WRITE(numout,*) ' - Minimum value is ', MINVAL(pdata(:,:,jc)) |
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| 267 | WRITE(numout,*) ' - Maximum value is ', MAXVAL(pdata(:,:,jc)) |
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| 268 | WRITE(numout,*) ' - Sum value is ', SUM(pdata(:,:,jc)) |
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| 269 | WRITE(numout,*) '****************' |
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| 270 | ENDIF |
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| 271 | ENDIF |
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| 272 | |
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| 273 | ENDDO |
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| 274 | ! |
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| 275 | END SUBROUTINE cpl_prism_snd |
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| 276 | |
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| 277 | |
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| 278 | SUBROUTINE cpl_prism_rcv( kid, kstep, pdata, kinfo ) |
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| 279 | !!--------------------------------------------------------------------- |
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| 280 | !! *** ROUTINE cpl_prism_rcv *** |
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| 281 | !! |
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| 282 | !! ** Purpose : - At each coupling time-step,this routine receives fields |
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| 283 | !! like stresses and fluxes from the coupler or remote application. |
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| 284 | !!---------------------------------------------------------------------- |
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| 285 | INTEGER , INTENT(in ) :: kid ! variable index in the array |
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| 286 | INTEGER , INTENT(in ) :: kstep ! ocean time-step in seconds |
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| 287 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: pdata ! IN to keep the value if nothing is done |
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| 288 | INTEGER , INTENT( out) :: kinfo ! OASIS3 info argument |
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| 289 | !! |
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| 290 | INTEGER :: jc ! local loop index |
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| 291 | LOGICAL :: llaction |
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| 292 | !!-------------------------------------------------------------------- |
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| 293 | ! |
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| 294 | ! receive local data from OASIS3 on every process |
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| 295 | ! |
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| 296 | DO jc = 1, srcv(kid)%nct |
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| 297 | |
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| 298 | CALL prism_get_proto ( srcv(kid)%nid(jc), kstep, exfld, kinfo ) |
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| 299 | |
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| 300 | llaction = .false. |
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| 301 | IF( kinfo == PRISM_Recvd .OR. kinfo == PRISM_FromRest .OR. & |
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| 302 | kinfo == PRISM_RecvOut .OR. kinfo == PRISM_FromRestOut ) llaction = .TRUE. |
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| 303 | |
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| 304 | IF ( ln_ctl ) WRITE(numout,*) "llaction, kinfo, kstep, ivarid: " , llaction, kinfo, kstep, srcv(kid)%nid(jc) |
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| 305 | |
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| 306 | IF ( llaction ) THEN |
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| 307 | |
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| 308 | kinfo = OASIS_Rcv |
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| 309 | pdata(nldi:nlei, nldj:nlej,jc) = exfld(:,:) |
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| 310 | |
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| 311 | !--- Fill the overlap areas and extra hallows (mpp) |
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| 312 | !--- check periodicity conditions (all cases) |
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| 313 | CALL lbc_lnk( pdata(:,:,jc), srcv(kid)%clgrid, srcv(kid)%nsgn ) |
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| 314 | |
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| 315 | IF ( ln_ctl ) THEN |
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| 316 | WRITE(numout,*) '****************' |
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| 317 | WRITE(numout,*) 'prism_get_proto: Incoming ', srcv(kid)%clname |
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| 318 | WRITE(numout,*) 'prism_get_proto: ivarid ' , srcv(kid)%nid(jc) |
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| 319 | WRITE(numout,*) 'prism_get_proto: kstep', kstep |
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| 320 | WRITE(numout,*) 'prism_get_proto: info ', kinfo |
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| 321 | WRITE(numout,*) ' - Minimum value is ', MINVAL(pdata(:,:,jc)) |
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| 322 | WRITE(numout,*) ' - Maximum value is ', MAXVAL(pdata(:,:,jc)) |
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| 323 | WRITE(numout,*) ' - Sum value is ', SUM(pdata(:,:,jc)) |
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| 324 | WRITE(numout,*) '****************' |
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| 325 | ENDIF |
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| 326 | |
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| 327 | ELSE |
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| 328 | kinfo = OASIS_idle |
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| 329 | ENDIF |
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| 330 | |
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| 331 | ENDDO |
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| 332 | ! |
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| 333 | END SUBROUTINE cpl_prism_rcv |
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| 334 | |
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| 335 | |
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| 336 | INTEGER FUNCTION cpl_prism_freq( kid ) |
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| 337 | !!--------------------------------------------------------------------- |
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| 338 | !! *** ROUTINE cpl_prism_freq *** |
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| 339 | !! |
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| 340 | !! ** Purpose : - send back the coupling frequency for a particular field |
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| 341 | !!---------------------------------------------------------------------- |
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| 342 | INTEGER,INTENT(in) :: kid ! variable index |
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| 343 | !!---------------------------------------------------------------------- |
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| 344 | !EM OASIS-MCT info not yet available on official distrib |
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| 345 | ! cpl_prism_freq = ig_def_freq( kid ) |
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| 346 | cpl_prism_freq = 300 |
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| 347 | ! |
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| 348 | END FUNCTION cpl_prism_freq |
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| 349 | |
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| 350 | |
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| 351 | SUBROUTINE cpl_prism_finalize |
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| 352 | !!--------------------------------------------------------------------- |
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| 353 | !! *** ROUTINE cpl_prism_finalize *** |
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| 354 | !! |
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| 355 | !! ** Purpose : - Finalizes the coupling. If MPI_init has not been |
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| 356 | !! called explicitly before cpl_prism_init it will also close |
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| 357 | !! MPI communication. |
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| 358 | !!---------------------------------------------------------------------- |
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| 359 | ! |
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| 360 | DEALLOCATE( exfld ) |
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| 361 | CALL prism_terminate_proto( nerror ) |
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| 362 | ! |
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| 363 | END SUBROUTINE cpl_prism_finalize |
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| 364 | |
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| 365 | #else |
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| 366 | !!---------------------------------------------------------------------- |
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| 367 | !! Default case Dummy module Forced Ocean/Atmosphere |
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| 368 | !!---------------------------------------------------------------------- |
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| 369 | USE in_out_manager ! I/O manager |
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| 370 | LOGICAL, PUBLIC, PARAMETER :: lk_cpl = .FALSE. !: coupled flag |
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| 371 | PUBLIC cpl_prism_init |
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| 372 | PUBLIC cpl_prism_finalize |
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| 373 | CONTAINS |
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| 374 | SUBROUTINE cpl_prism_init (kl_comm) |
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| 375 | INTEGER, INTENT(out) :: kl_comm ! local communicator of the model |
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| 376 | kl_comm = -1 |
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| 377 | WRITE(numout,*) 'cpl_prism_init: Error you sould not be there...' |
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| 378 | END SUBROUTINE cpl_prism_init |
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| 379 | SUBROUTINE cpl_prism_finalize |
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| 380 | WRITE(numout,*) 'cpl_prism_finalize: Error you sould not be there...' |
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| 381 | END SUBROUTINE cpl_prism_finalize |
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| 382 | #endif |
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| 383 | |
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| 384 | !!===================================================================== |
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| 385 | END MODULE cpl_oasis3 |
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