[3] | 1 | MODULE mppini |
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[8375] | 2 | !!====================================================================== |
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[3] | 3 | !! *** MODULE mppini *** |
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| 4 | !! Ocean initialization : distributed memory computing initialization |
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[8375] | 5 | !!====================================================================== |
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| 6 | !! History : 6.0 ! 1994-11 (M. Guyon) Original code |
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| 7 | !! OPA 7.0 ! 1995-04 (J. Escobar, M. Imbard) |
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| 8 | !! 8.0 ! 1998-05 (M. Imbard, J. Escobar, L. Colombet ) SHMEM and MPI versions |
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| 9 | !! NEMO 1.0 ! 2004-01 (G. Madec, J.M Molines) F90 : free form , north fold jpni > 1 |
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| 10 | !! 4.0 ! 2016-06 (G. Madec) use domain configuration file instead of bathymetry file |
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| 11 | !! 4.0 ! 2017-06 (J.M. Molines, T. Lovato) merge of mppini and mppini_2 |
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| 12 | !!---------------------------------------------------------------------- |
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[3] | 13 | |
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| 14 | !!---------------------------------------------------------------------- |
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[8375] | 15 | !! mpp_init : Lay out the global domain over processors with/without land processor elimination |
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| 16 | !! mpp_init_mask : |
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| 17 | !! mpp_init_ioipsl: IOIPSL initialization in mpp |
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[3] | 18 | !!---------------------------------------------------------------------- |
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[8375] | 19 | USE dom_oce ! ocean space and time domain |
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| 20 | USE bdy_oce ! open BounDarY |
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| 21 | ! |
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| 22 | USE lib_mpp ! distribued memory computing library |
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| 23 | USE iom ! nemo I/O library |
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| 24 | USE ioipsl ! I/O IPSL library |
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| 25 | USE in_out_manager ! I/O Manager |
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[3] | 26 | |
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| 27 | IMPLICIT NONE |
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| 28 | PRIVATE |
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| 29 | |
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| 30 | PUBLIC mpp_init ! called by opa.F90 |
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| 31 | |
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| 32 | !!---------------------------------------------------------------------- |
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[8314] | 33 | !! NEMO/OPA 4.0 , NEMO Consortium (2017) |
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[1152] | 34 | !! $Id$ |
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[2715] | 35 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[3] | 36 | !!---------------------------------------------------------------------- |
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| 37 | CONTAINS |
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| 38 | |
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[1556] | 39 | #if ! defined key_mpp_mpi |
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[3] | 40 | !!---------------------------------------------------------------------- |
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| 41 | !! Default option : shared memory computing |
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| 42 | !!---------------------------------------------------------------------- |
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| 43 | |
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| 44 | SUBROUTINE mpp_init |
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| 45 | !!---------------------------------------------------------------------- |
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| 46 | !! *** ROUTINE mpp_init *** |
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| 47 | !! |
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| 48 | !! ** Purpose : Lay out the global domain over processors. |
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| 49 | !! |
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| 50 | !! ** Method : Shared memory computing, set the local processor |
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[8375] | 51 | !! variables to the value of the global domain |
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[3] | 52 | !!---------------------------------------------------------------------- |
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[8375] | 53 | ! |
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| 54 | nimpp = 1 ! |
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[3] | 55 | njmpp = 1 |
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| 56 | nlci = jpi |
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| 57 | nlcj = jpj |
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| 58 | nldi = 1 |
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| 59 | nldj = 1 |
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| 60 | nlei = jpi |
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| 61 | nlej = jpj |
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| 62 | nperio = jperio |
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| 63 | nbondi = 2 |
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| 64 | nbondj = 2 |
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[352] | 65 | nidom = FLIO_DOM_NONE |
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[1344] | 66 | npolj = jperio |
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[8375] | 67 | ! |
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[3] | 68 | IF(lwp) THEN |
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| 69 | WRITE(numout,*) |
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[8375] | 70 | WRITE(numout,*) 'mpp_init : NO massively parallel processing' |
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| 71 | WRITE(numout,*) '~~~~~~~~ ' |
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| 72 | WRITE(numout,*) ' nperio = ', nperio, ' nimpp = ', nimpp |
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| 73 | WRITE(numout,*) ' npolj = ', npolj , ' njmpp = ', njmpp |
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[3] | 74 | ENDIF |
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[8375] | 75 | ! |
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| 76 | IF( jpni /= 1 .OR. jpnj /= 1 .OR. jpnij /= 1 ) & |
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| 77 | CALL ctl_stop( 'mpp_init: equality jpni = jpnj = jpnij = 1 is not satisfied', & |
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| 78 | & 'the domain is lay out for distributed memory computing!' ) |
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| 79 | ! |
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| 80 | IF( jperio == 7 ) CALL ctl_stop( 'mpp_init: jperio = 7 needs distributed memory computing ', & |
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| 81 | & 'with 1 process. Add key_mpp_mpi in the list of active cpp keys ' ) |
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| 82 | ! |
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[3] | 83 | END SUBROUTINE mpp_init |
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| 84 | |
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| 85 | #else |
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| 86 | !!---------------------------------------------------------------------- |
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[8375] | 87 | !! 'key_mpp_mpi' MPI massively parallel processing |
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[3] | 88 | !!---------------------------------------------------------------------- |
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| 89 | |
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| 90 | SUBROUTINE mpp_init |
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| 91 | !!---------------------------------------------------------------------- |
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| 92 | !! *** ROUTINE mpp_init *** |
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| 93 | !! |
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| 94 | !! ** Purpose : Lay out the global domain over processors. |
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[8314] | 95 | !! If land processors are to be eliminated, this program requires the |
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| 96 | !! presence of the domain configuration file. Land processors elimination |
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| 97 | !! is performed if jpni x jpnj /= jpnij. In this case, using the MPP_PREP |
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[8375] | 98 | !! preprocessing tool, help for defining the best cutting out. |
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[3] | 99 | !! |
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| 100 | !! ** Method : Global domain is distributed in smaller local domains. |
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| 101 | !! Periodic condition is a function of the local domain position |
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| 102 | !! (global boundary or neighbouring domain) and of the global |
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| 103 | !! periodic |
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| 104 | !! Type : jperio global periodic condition |
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| 105 | !! nperio local periodic condition |
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| 106 | !! |
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[8314] | 107 | !! ** Action : - set domain parameters |
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[3] | 108 | !! nimpp : longitudinal index |
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| 109 | !! njmpp : latitudinal index |
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| 110 | !! nperio : lateral condition type |
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| 111 | !! narea : number for local area |
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| 112 | !! nlci : first dimension |
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| 113 | !! nlcj : second dimension |
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| 114 | !! nbondi : mark for "east-west local boundary" |
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| 115 | !! nbondj : mark for "north-south local boundary" |
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| 116 | !! nproc : number for local processor |
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| 117 | !! noea : number for local neighboring processor |
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| 118 | !! nowe : number for local neighboring processor |
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| 119 | !! noso : number for local neighboring processor |
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| 120 | !! nono : number for local neighboring processor |
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| 121 | !!---------------------------------------------------------------------- |
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[8375] | 122 | INTEGER :: ji, jj, jn, jproc, jarea ! dummy loop indices |
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| 123 | INTEGER :: inum ! local logical unit |
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| 124 | INTEGER :: idir, ifreq, icont, isurf ! local integers |
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| 125 | INTEGER :: ii, il1, ili, imil ! - - |
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| 126 | INTEGER :: ij, il2, ilj, ijm1 ! - - |
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| 127 | INTEGER :: iino, ijno, iiso, ijso ! - - |
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| 128 | INTEGER :: iiea, ijea, iiwe, ijwe ! - - |
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| 129 | INTEGER :: iresti, irestj, iproc ! - - |
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| 130 | INTEGER, DIMENSION(jpnij) :: iin, ii_nono, ii_noea ! 1D workspace |
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| 131 | INTEGER, DIMENSION(jpnij) :: ijn, ii_noso, ii_nowe ! - - |
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| 132 | INTEGER, DIMENSION(jpni,jpnj) :: iimppt, ilci, ibondi, ipproc ! 2D workspace |
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| 133 | INTEGER, DIMENSION(jpni,jpnj) :: ijmppt, ilcj, ibondj, ipolj ! - - |
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| 134 | INTEGER, DIMENSION(jpni,jpnj) :: ilei, ildi, iono, ioea ! - - |
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| 135 | INTEGER, DIMENSION(jpni,jpnj) :: ilej, ildj, ioso, iowe ! - - |
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| 136 | INTEGER, DIMENSION(jpiglo,jpjglo) :: imask ! 2D golbal domain workspace |
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| 137 | REAL(wp) :: zidom, zjdom ! local scalars |
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[3] | 138 | !!---------------------------------------------------------------------- |
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[8375] | 139 | ! |
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| 140 | IF ( jpni * jpnj == jpnij ) THEN ! regular domain lay out over processors |
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| 141 | imask(:,:) = 1 |
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| 142 | ELSEIF ( jpni*jpnj > jpnij ) THEN ! remove land-only processor (i.e. where imask(:,:)=0) |
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| 143 | CALL mpp_init_mask( imask ) |
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| 144 | ELSE ! error |
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| 145 | CALL ctl_stop( 'mpp_init: jpnij > jpni x jpnj. Check namelist setting!' ) |
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[8314] | 146 | ENDIF |
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[8375] | 147 | ! |
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[3] | 148 | ! 1. Dimension arrays for subdomains |
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| 149 | ! ----------------------------------- |
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[8314] | 150 | ! Computation of local domain sizes ilci() ilcj() |
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[3] | 151 | ! These dimensions depend on global sizes jpni,jpnj and jpiglo,jpjglo |
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[8375] | 152 | ! The subdomains are squares lesser than or equal to the global |
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| 153 | ! dimensions divided by the number of processors minus the overlap array. |
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| 154 | ! |
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| 155 | nreci = 2 * jpreci |
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| 156 | nrecj = 2 * jprecj |
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[8314] | 157 | iresti = 1 + MOD( jpiglo - nreci -1 , jpni ) |
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| 158 | irestj = 1 + MOD( jpjglo - nrecj -1 , jpnj ) |
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[8375] | 159 | ! |
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[3294] | 160 | #if defined key_nemocice_decomp |
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[8314] | 161 | ! Change padding to be consistent with CICE |
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| 162 | ilci(1:jpni-1 ,:) = jpi |
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| 163 | ilci(jpni ,:) = jpiglo - (jpni - 1) * (jpi - nreci) |
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[8375] | 164 | ! |
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[8314] | 165 | ilcj(:, 1:jpnj-1) = jpj |
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| 166 | ilcj(:, jpnj) = jpjglo - (jpnj - 1) * (jpj - nrecj) |
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[3294] | 167 | #else |
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[8314] | 168 | ilci(1:iresti ,:) = jpi |
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| 169 | ilci(iresti+1:jpni ,:) = jpi-1 |
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[3294] | 170 | |
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[8314] | 171 | ilcj(:, 1:irestj) = jpj |
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| 172 | ilcj(:, irestj+1:jpnj) = jpj-1 |
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[3294] | 173 | #endif |
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[8375] | 174 | ! |
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[8314] | 175 | nfilcit(:,:) = ilci(:,:) |
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[8375] | 176 | ! |
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| 177 | zidom = nreci + sum(ilci(:,1) - nreci ) |
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| 178 | zjdom = nrecj + sum(ilcj(1,:) - nrecj ) |
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| 179 | ! |
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| 180 | IF(lwp) THEN |
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| 181 | WRITE(numout,*) |
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| 182 | WRITE(numout,*) 'mpp_init : MPI Message Passing MPI - domain lay out over processors' |
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| 183 | WRITE(numout,*) '~~~~~~~~ ' |
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| 184 | WRITE(numout,*) ' defines mpp subdomains' |
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| 185 | WRITE(numout,*) ' iresti = ', iresti, ' jpni = ', jpni |
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| 186 | WRITE(numout,*) ' irestj = ', irestj, ' jpnj = ', jpnj |
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| 187 | WRITE(numout,*) |
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| 188 | WRITE(numout,*) ' sum ilci(i,1) = ', zidom, ' jpiglo = ', jpiglo |
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| 189 | WRITE(numout,*) ' sum ilcj(1,j) = ', zjdom, ' jpjglo = ', jpjglo |
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| 190 | ENDIF |
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[3294] | 191 | |
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[3] | 192 | ! 2. Index arrays for subdomains |
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| 193 | ! ------------------------------- |
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[8375] | 194 | iimppt(:,:) = 1 |
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| 195 | ijmppt(:,:) = 1 |
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[8314] | 196 | ipproc(:,:) = -1 |
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[8375] | 197 | ! |
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| 198 | IF( jpni > 1 ) THEN |
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[3] | 199 | DO jj = 1, jpnj |
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| 200 | DO ji = 2, jpni |
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[8314] | 201 | iimppt(ji,jj) = iimppt(ji-1,jj) + ilci(ji-1,jj) - nreci |
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[3] | 202 | END DO |
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| 203 | END DO |
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| 204 | ENDIF |
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[8314] | 205 | nfiimpp(:,:) = iimppt(:,:) |
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[8375] | 206 | ! |
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[8314] | 207 | IF( jpnj > 1 )THEN |
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[3] | 208 | DO jj = 2, jpnj |
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| 209 | DO ji = 1, jpni |
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[8314] | 210 | ijmppt(ji,jj) = ijmppt(ji,jj-1) + ilcj(ji,jj-1) - nrecj |
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[3] | 211 | END DO |
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| 212 | END DO |
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| 213 | ENDIF |
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| 214 | |
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[8314] | 215 | ! 3. Subdomain description in the Regular Case |
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| 216 | ! -------------------------------------------- |
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| 217 | nperio = 0 |
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| 218 | icont = -1 |
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| 219 | DO jarea = 1, jpni*jpnj |
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| 220 | ii = 1 + MOD(jarea-1,jpni) |
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| 221 | ij = 1 + (jarea-1)/jpni |
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| 222 | ili = ilci(ii,ij) |
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| 223 | ilj = ilcj(ii,ij) |
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| 224 | ibondj(ii,ij) = -1 |
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| 225 | IF( jarea > jpni ) ibondj(ii,ij) = 0 |
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| 226 | IF( jarea > (jpnj-1)*jpni ) ibondj(ii,ij) = 1 |
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| 227 | IF( jpnj == 1 ) ibondj(ii,ij) = 2 |
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| 228 | ibondi(ii,ij) = 0 |
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| 229 | IF( MOD(jarea,jpni) == 1 ) ibondi(ii,ij) = -1 |
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| 230 | IF( MOD(jarea,jpni) == 0 ) ibondi(ii,ij) = 1 |
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| 231 | IF( jpni == 1 ) ibondi(ii,ij) = 2 |
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| 232 | |
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[8375] | 233 | ! Subdomain neighbors |
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[8314] | 234 | iproc = jarea - 1 |
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| 235 | ioso(ii,ij) = iproc - jpni |
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| 236 | iowe(ii,ij) = iproc - 1 |
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| 237 | ioea(ii,ij) = iproc + 1 |
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| 238 | iono(ii,ij) = iproc + jpni |
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[8375] | 239 | ildi(ii,ij) = 1 + jpreci |
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| 240 | ilei(ii,ij) = ili - jpreci |
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[8314] | 241 | |
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[8375] | 242 | IF( ibondi(ii,ij) == -1 .OR. ibondi(ii,ij) == 2 ) ildi(ii,ij) = 1 |
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[8314] | 243 | IF( ibondi(ii,ij) == 1 .OR. ibondi(ii,ij) == 2 ) ilei(ii,ij) = ili |
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| 244 | ildj(ii,ij) = 1 + jprecj |
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| 245 | ilej(ii,ij) = ilj - jprecj |
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[8375] | 246 | IF( ibondj(ii,ij) == -1 .OR. ibondj(ii,ij) == 2 ) ildj(ii,ij) = 1 |
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[8314] | 247 | IF( ibondj(ii,ij) == 1 .OR. ibondj(ii,ij) == 2 ) ilej(ii,ij) = ilj |
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| 248 | |
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| 249 | ! warning ii*ij (zone) /= nproc (processors)! |
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| 250 | |
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| 251 | IF( jperio == 1 .OR. jperio == 4 .OR. jperio == 6 ) THEN |
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| 252 | IF( jpni == 1 )THEN |
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| 253 | ibondi(ii,ij) = 2 |
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| 254 | nperio = 1 |
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| 255 | ELSE |
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| 256 | ibondi(ii,ij) = 0 |
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| 257 | ENDIF |
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| 258 | IF( MOD(jarea,jpni) == 0 ) THEN |
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| 259 | ioea(ii,ij) = iproc - (jpni-1) |
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| 260 | ENDIF |
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| 261 | IF( MOD(jarea,jpni) == 1 ) THEN |
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| 262 | iowe(ii,ij) = iproc + jpni - 1 |
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| 263 | ENDIF |
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| 264 | ENDIF |
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| 265 | ipolj(ii,ij) = 0 |
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| 266 | IF( jperio == 3 .OR. jperio == 4 ) THEN |
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| 267 | ijm1 = jpni*(jpnj-1) |
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| 268 | imil = ijm1+(jpni+1)/2 |
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| 269 | IF( jarea > ijm1 ) ipolj(ii,ij) = 3 |
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| 270 | IF( MOD(jpni,2) == 1 .AND. jarea == imil ) ipolj(ii,ij) = 4 |
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| 271 | IF( ipolj(ii,ij) == 3 ) iono(ii,ij) = jpni*jpnj-jarea+ijm1 ! MPI rank of northern neighbour |
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| 272 | ENDIF |
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| 273 | IF( jperio == 5 .OR. jperio == 6 ) THEN |
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| 274 | ijm1 = jpni*(jpnj-1) |
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| 275 | imil = ijm1+(jpni+1)/2 |
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| 276 | IF( jarea > ijm1) ipolj(ii,ij) = 5 |
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| 277 | IF( MOD(jpni,2) == 1 .AND. jarea == imil ) ipolj(ii,ij) = 6 |
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| 278 | IF( ipolj(ii,ij) == 5) iono(ii,ij) = jpni*jpnj-jarea+ijm1 ! MPI rank of northern neighbour |
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| 279 | ENDIF |
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[8375] | 280 | ! |
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[8314] | 281 | ! Check wet points over the entire domain to preserve the MPI communication stencil |
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| 282 | isurf = 0 |
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| 283 | DO jj = 1, ilj |
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| 284 | DO ji = 1, ili |
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| 285 | IF( imask(ji+iimppt(ii,ij)-1, jj+ijmppt(ii,ij)-1) == 1) isurf = isurf+1 |
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| 286 | END DO |
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| 287 | END DO |
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[8375] | 288 | ! |
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| 289 | IF( isurf /= 0 ) THEN |
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[8314] | 290 | icont = icont + 1 |
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| 291 | ipproc(ii,ij) = icont |
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| 292 | iin(icont+1) = ii |
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| 293 | ijn(icont+1) = ij |
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| 294 | ENDIF |
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[3] | 295 | END DO |
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[8375] | 296 | ! |
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[8314] | 297 | nfipproc(:,:) = ipproc(:,:) |
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| 298 | |
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[8375] | 299 | ! Check potential error |
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| 300 | IF( icont+1 /= jpnij ) THEN |
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[8314] | 301 | WRITE(ctmp1,*) ' jpni =',jpni,' jpnj =',jpnj |
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| 302 | WRITE(ctmp2,*) ' jpnij =',jpnij, '< jpni x jpnj' |
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| 303 | WRITE(ctmp3,*) ' ***********, mpp_init2 finds jpnij=',icont+1 |
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[8375] | 304 | CALL ctl_stop( 'mpp_init: Eliminate land processors algorithm', '', ctmp1, ctmp2, '', ctmp3 ) |
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[8314] | 305 | ENDIF |
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| 306 | |
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[6412] | 307 | ! 4. Subdomain print |
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| 308 | ! ------------------ |
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| 309 | IF(lwp) THEN |
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| 310 | ifreq = 4 |
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[8314] | 311 | il1 = 1 |
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[8375] | 312 | DO jn = 1, (jpni-1)/ifreq+1 |
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[8314] | 313 | il2 = MIN(jpni,il1+ifreq-1) |
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[6412] | 314 | WRITE(numout,*) |
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[8314] | 315 | WRITE(numout,9400) ('***',ji=il1,il2-1) |
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[6412] | 316 | DO jj = jpnj, 1, -1 |
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[8314] | 317 | WRITE(numout,9403) (' ',ji=il1,il2-1) |
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| 318 | WRITE(numout,9402) jj, (ilci(ji,jj),ilcj(ji,jj),ji=il1,il2) |
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| 319 | WRITE(numout,9404) (ipproc(ji,jj),ji=il1,il2) |
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| 320 | WRITE(numout,9403) (' ',ji=il1,il2-1) |
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| 321 | WRITE(numout,9400) ('***',ji=il1,il2-1) |
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[6412] | 322 | END DO |
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[8314] | 323 | WRITE(numout,9401) (ji,ji=il1,il2) |
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[6412] | 324 | il1 = il1+ifreq |
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| 325 | END DO |
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[8375] | 326 | 9400 FORMAT(' ***',20('*************',a3)) |
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| 327 | 9403 FORMAT(' * ',20(' * ',a3)) |
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| 328 | 9401 FORMAT(' ',20(' ',i3,' ')) |
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| 329 | 9402 FORMAT(' ',i3,' * ',20(i3,' x',i3,' * ')) |
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| 330 | 9404 FORMAT(' * ',20(' ',i3,' * ')) |
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[6412] | 331 | ENDIF |
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| 332 | |
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[8314] | 333 | ! 5. neighbour treatment |
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| 334 | ! ---------------------- |
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| 335 | DO jarea = 1, jpni*jpnj |
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| 336 | iproc = jarea-1 |
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[8375] | 337 | ii = 1 + MOD( jarea-1 , jpni ) |
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| 338 | ij = 1 + (jarea-1) / jpni |
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| 339 | IF ( ipproc(ii,ij) == -1 .AND. 0 <= iono(ii,ij) .AND. iono(ii,ij) <= jpni*jpnj-1 ) THEN |
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| 340 | iino = 1 + MOD( iono(ii,ij) , jpni ) |
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| 341 | ijno = 1 + iono(ii,ij) / jpni |
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| 342 | ! Need to reverse the logical direction of communication |
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| 343 | ! for northern neighbours of northern row processors (north-fold) |
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| 344 | ! i.e. need to check that the northern neighbour only communicates |
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| 345 | ! to the SOUTH (or not at all) if this area is land-only (#1057) |
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[8314] | 346 | idir = 1 |
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[8375] | 347 | IF( ij == jpnj .AND. ijno == jpnj ) idir = -1 |
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| 348 | IF( ibondj(iino,ijno) == idir ) ibondj(iino,ijno) = 2 |
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| 349 | IF( ibondj(iino,ijno) == 0 ) ibondj(iino,ijno) = -idir |
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[8314] | 350 | ENDIF |
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[8375] | 351 | IF( ipproc(ii,ij) == -1 .AND. 0 <= ioso(ii,ij) .AND. ioso(ii,ij) <= jpni*jpnj-1 ) THEN |
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| 352 | iiso = 1 + MOD( ioso(ii,ij) , jpni ) |
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| 353 | ijso = 1 + ioso(ii,ij) / jpni |
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| 354 | IF( ibondj(iiso,ijso) == -1 ) ibondj(iiso,ijso) = 2 |
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| 355 | IF( ibondj(iiso,ijso) == 0 ) ibondj(iiso,ijso) = 1 |
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[8314] | 356 | ENDIF |
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[8375] | 357 | IF( ipproc(ii,ij) == -1 .AND. 0 <= ioea(ii,ij) .AND. ioea(ii,ij) <= jpni*jpnj-1 ) THEN |
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| 358 | iiea = 1 + MOD( ioea(ii,ij) , jpni ) |
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| 359 | ijea = 1 + ioea(ii,ij) / jpni |
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| 360 | IF( ibondi(iiea,ijea) == 1 ) ibondi(iiea,ijea) = 2 |
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| 361 | IF( ibondi(iiea,ijea) == 0 ) ibondi(iiea,ijea) = -1 |
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[8314] | 362 | ENDIF |
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[8375] | 363 | IF( ipproc(ii,ij) == -1 .AND. 0 <= iowe(ii,ij) .AND. iowe(ii,ij) <= jpni*jpnj-1) THEN |
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| 364 | iiwe = 1 + MOD( iowe(ii,ij) , jpni ) |
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| 365 | ijwe = 1 + iowe(ii,ij) / jpni |
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| 366 | IF( ibondi(iiwe,ijwe) == -1 ) ibondi(iiwe,ijwe) = 2 |
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| 367 | IF( ibondi(iiwe,ijwe) == 0 ) ibondi(iiwe,ijwe) = 1 |
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[8314] | 368 | ENDIF |
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| 369 | END DO |
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[3] | 370 | |
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[8375] | 371 | ! just to save nono etc for all proc |
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| 372 | ii_noso(:) = -1 |
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| 373 | ii_nono(:) = -1 |
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| 374 | ii_noea(:) = -1 |
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| 375 | ii_nowe(:) = -1 |
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| 376 | nproc = narea-1 |
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| 377 | DO jarea = 1, jpnij |
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| 378 | ii = iin(jarea) |
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| 379 | ij = ijn(jarea) |
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| 380 | IF( 0 <= ioso(ii,ij) .AND. ioso(ii,ij) <= (jpni*jpnj-1) ) THEN |
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| 381 | iiso = 1 + MOD( ioso(ii,ij) , jpni ) |
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| 382 | ijso = 1 + ioso(ii,ij) / jpni |
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| 383 | noso = ipproc(iiso,ijso) |
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| 384 | ii_noso(jarea)= noso |
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| 385 | ENDIF |
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| 386 | IF( 0 <= iowe(ii,ij) .AND. iowe(ii,ij) <= (jpni*jpnj-1) ) THEN |
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| 387 | iiwe = 1 + MOD( iowe(ii,ij) , jpni ) |
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| 388 | ijwe = 1 + iowe(ii,ij) / jpni |
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[8314] | 389 | nowe = ipproc(iiwe,ijwe) |
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| 390 | ii_nowe(jarea)= nowe |
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[8375] | 391 | ENDIF |
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| 392 | IF( 0 <= ioea(ii,ij) .AND. ioea(ii,ij) <= (jpni*jpnj-1) ) THEN |
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| 393 | iiea = 1 + MOD( ioea(ii,ij) , jpni ) |
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| 394 | ijea = 1 + ioea(ii,ij) / jpni |
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| 395 | noea = ipproc(iiea,ijea) |
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| 396 | ii_noea(jarea)= noea |
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| 397 | ENDIF |
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| 398 | IF( 0 <= iono(ii,ij) .AND. iono(ii,ij) <= (jpni*jpnj-1) ) THEN |
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| 399 | iino = 1 + MOD( iono(ii,ij) , jpni ) |
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| 400 | ijno = 1 + iono(ii,ij) / jpni |
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| 401 | nono = ipproc(iino,ijno) |
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| 402 | ii_nono(jarea)= nono |
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| 403 | ENDIF |
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| 404 | END DO |
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| 405 | |
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[8314] | 406 | ! 6. Change processor name |
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| 407 | ! ------------------------ |
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| 408 | nproc = narea-1 |
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| 409 | ii = iin(narea) |
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| 410 | ij = ijn(narea) |
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[8375] | 411 | ! |
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[8314] | 412 | ! set default neighbours |
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| 413 | noso = ii_noso(narea) |
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| 414 | nowe = ii_nowe(narea) |
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| 415 | noea = ii_noea(narea) |
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| 416 | nono = ii_nono(narea) |
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| 417 | nlcj = ilcj(ii,ij) |
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| 418 | nlci = ilci(ii,ij) |
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| 419 | nldi = ildi(ii,ij) |
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| 420 | nlei = ilei(ii,ij) |
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| 421 | nldj = ildj(ii,ij) |
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| 422 | nlej = ilej(ii,ij) |
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| 423 | nbondi = ibondi(ii,ij) |
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| 424 | nbondj = ibondj(ii,ij) |
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| 425 | nimpp = iimppt(ii,ij) |
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| 426 | njmpp = ijmppt(ii,ij) |
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| 427 | DO jproc = 1, jpnij |
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| 428 | ii = iin(jproc) |
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| 429 | ij = ijn(jproc) |
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| 430 | nimppt(jproc) = iimppt(ii,ij) |
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| 431 | njmppt(jproc) = ijmppt(ii,ij) |
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| 432 | nlcjt(jproc) = ilcj(ii,ij) |
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| 433 | nlcit(jproc) = ilci(ii,ij) |
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| 434 | nldit(jproc) = ildi(ii,ij) |
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| 435 | nleit(jproc) = ilei(ii,ij) |
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| 436 | nldjt(jproc) = ildj(ii,ij) |
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| 437 | nlejt(jproc) = ilej(ii,ij) |
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| 438 | END DO |
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| 439 | |
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| 440 | ! Save processor layout in ascii file |
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| 441 | IF (lwp) THEN |
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[7646] | 442 | CALL ctl_opn( inum, 'layout.dat', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, numout, .FALSE., narea ) |
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| 443 | WRITE(inum,'(a)') ' jpnij jpi jpj jpk jpiglo jpjglo' |
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| 444 | WRITE(inum,'(6i8)') jpnij,jpi,jpj,jpk,jpiglo,jpjglo |
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[8314] | 445 | WRITE(inum,'(a)') 'NAREA nlci nlcj nldi nldj nlei nlej nimp njmp nono noso nowe noea nbondi nbondj ' |
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| 446 | |
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[8375] | 447 | DO jproc = 1, jpnij |
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| 448 | ii = iin(jproc) |
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| 449 | ij = ijn(jproc) |
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| 450 | WRITE(inum,'(15i5)') jproc-1, nlcit (jproc), nlcjt (jproc), & |
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| 451 | & nldit (jproc), nldjt (jproc), & |
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| 452 | & nleit (jproc), nlejt (jproc), & |
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| 453 | & nimppt (jproc), njmppt (jproc), & |
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| 454 | & ii_nono(jproc), ii_noso(jproc), & |
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| 455 | & ii_nowe(jproc), ii_noea(jproc), & |
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| 456 | & ibondi (ii,ij), ibondj (ii,ij) |
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[7646] | 457 | END DO |
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| 458 | CLOSE(inum) |
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[3] | 459 | END IF |
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| 460 | |
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[8375] | 461 | ! ! north fold parameter |
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[8314] | 462 | ! Defined npolj, either 0, 3 , 4 , 5 , 6 |
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| 463 | ! In this case the important thing is that npolj /= 0 |
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| 464 | ! Because if we go through these line it is because jpni >1 and thus |
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| 465 | ! we must use lbcnorthmpp, which tests only npolj =0 or npolj /= 0 |
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[3] | 466 | npolj = 0 |
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[8314] | 467 | ij = ijn(narea) |
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[3] | 468 | IF( jperio == 3 .OR. jperio == 4 ) THEN |
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[8375] | 469 | IF( ij == jpnj ) npolj = 3 |
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[3] | 470 | ENDIF |
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| 471 | IF( jperio == 5 .OR. jperio == 6 ) THEN |
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[8375] | 472 | IF( ij == jpnj ) npolj = 5 |
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[3] | 473 | ENDIF |
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[8375] | 474 | ! |
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[3] | 475 | IF(lwp) THEN |
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[8375] | 476 | WRITE(numout,*) |
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[8314] | 477 | WRITE(numout,*) ' nproc = ', nproc |
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| 478 | WRITE(numout,*) ' nowe = ', nowe , ' noea = ', noea |
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| 479 | WRITE(numout,*) ' nono = ', nono , ' noso = ', noso |
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| 480 | WRITE(numout,*) ' nbondi = ', nbondi |
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| 481 | WRITE(numout,*) ' nbondj = ', nbondj |
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| 482 | WRITE(numout,*) ' npolj = ', npolj |
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| 483 | WRITE(numout,*) ' nperio = ', nperio |
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| 484 | WRITE(numout,*) ' nlci = ', nlci |
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| 485 | WRITE(numout,*) ' nlcj = ', nlcj |
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| 486 | WRITE(numout,*) ' nimpp = ', nimpp |
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| 487 | WRITE(numout,*) ' njmpp = ', njmpp |
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| 488 | WRITE(numout,*) ' nreci = ', nreci |
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| 489 | WRITE(numout,*) ' nrecj = ', nrecj |
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| 490 | WRITE(numout,*) ' jpreci = ', jpreci |
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| 491 | WRITE(numout,*) ' jprecj = ', jprecj |
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[3] | 492 | ENDIF |
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| 493 | |
---|
[8375] | 494 | IF( nperio == 1 .AND. jpni /= 1 ) CALL ctl_stop( 'mpp_init: error on cyclicity' ) |
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[3] | 495 | |
---|
[8375] | 496 | ! ! Prepare mpp north fold |
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[6412] | 497 | IF( jperio >= 3 .AND. jperio <= 6 .AND. jpni > 1 ) THEN |
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[3] | 498 | CALL mpp_ini_north |
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[6412] | 499 | IF(lwp) WRITE(numout,*) ' mpp_init : North fold boundary prepared for jpni >1' |
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| 500 | ENDIF |
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[8375] | 501 | ! |
---|
| 502 | CALL mpp_init_ioipsl ! Prepare NetCDF output file (if necessary) |
---|
| 503 | ! |
---|
| 504 | END SUBROUTINE mpp_init |
---|
[3] | 505 | |
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| 506 | |
---|
[8375] | 507 | SUBROUTINE mpp_init_mask( kmask ) |
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[8314] | 508 | !!---------------------------------------------------------------------- |
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| 509 | !! *** ROUTINE mpp_init_mask *** |
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| 510 | !! |
---|
| 511 | !! ** Purpose : Read relevant bathymetric information in a global array |
---|
| 512 | !! in order to provide a land/sea mask used for the elimination |
---|
| 513 | !! of land domains, in an mpp computation. |
---|
| 514 | !! |
---|
| 515 | !! ** Method : Read the namelist ln_zco and ln_isfcav in namelist namzgr |
---|
| 516 | !! in order to choose the correct bathymetric information |
---|
| 517 | !! (file and variables) |
---|
| 518 | !!---------------------------------------------------------------------- |
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[8375] | 519 | INTEGER, DIMENSION(jpiglo,jpjglo), INTENT(out) :: kmask ! global domain |
---|
[8314] | 520 | |
---|
| 521 | INTEGER :: inum !: logical unit for configuration file |
---|
| 522 | INTEGER :: ios !: iostat error flag |
---|
| 523 | INTEGER :: ijstartrow ! temporary integers |
---|
| 524 | REAL(wp), DIMENSION(jpiglo,jpjglo) :: zbot, zbdy ! global workspace |
---|
| 525 | REAL(wp) :: zidom , zjdom ! local scalars |
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| 526 | NAMELIST/nambdy/ ln_bdy, nb_bdy, ln_coords_file, cn_coords_file, & |
---|
| 527 | & ln_mask_file, cn_mask_file, cn_dyn2d, nn_dyn2d_dta, & |
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| 528 | & cn_dyn3d, nn_dyn3d_dta, cn_tra, nn_tra_dta, & |
---|
| 529 | & ln_tra_dmp, ln_dyn3d_dmp, rn_time_dmp, rn_time_dmp_out, & |
---|
| 530 | & cn_ice_lim, nn_ice_lim_dta, & |
---|
| 531 | & rn_ice_tem, rn_ice_sal, rn_ice_age, & |
---|
| 532 | & ln_vol, nn_volctl, nn_rimwidth, nb_jpk_bdy |
---|
| 533 | !!---------------------------------------------------------------------- |
---|
| 534 | ! 0. initialisation |
---|
| 535 | ! ----------------- |
---|
| 536 | CALL iom_open( cn_domcfg, inum ) |
---|
| 537 | ! |
---|
| 538 | ! ocean bottom level |
---|
| 539 | CALL iom_get( inum, jpdom_unknown, 'bottom_level' , zbot , lrowattr=ln_use_jattr ) ! nb of ocean T-points |
---|
| 540 | ! |
---|
| 541 | CALL iom_close( inum ) |
---|
| 542 | ! |
---|
| 543 | ! 2D ocean mask (=1 if at least one level of the water column is ocean, =0 otherwise) |
---|
[8375] | 544 | WHERE( zbot(:,:) > 0 ) ; kmask(:,:) = 1 |
---|
| 545 | ELSEWHERE ; kmask(:,:) = 0 |
---|
[8314] | 546 | END WHERE |
---|
| 547 | |
---|
[8375] | 548 | ! Adjust kmask with bdy_msk if it exists |
---|
[8314] | 549 | |
---|
| 550 | REWIND( numnam_ref ) ! Namelist nambdy in reference namelist : BDY |
---|
| 551 | READ ( numnam_ref, nambdy, IOSTAT = ios, ERR = 903) |
---|
| 552 | 903 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nambdy in reference namelist (mppini)', lwp ) |
---|
| 553 | |
---|
| 554 | REWIND( numnam_cfg ) ! Namelist nambdy in configuration namelist : BDY |
---|
| 555 | READ ( numnam_cfg, nambdy, IOSTAT = ios, ERR = 904 ) |
---|
| 556 | 904 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nambdy in configuration namelist (mppini)', lwp ) |
---|
| 557 | |
---|
| 558 | IF( ln_bdy .AND. ln_mask_file ) THEN |
---|
| 559 | CALL iom_open( cn_mask_file, inum ) |
---|
[8375] | 560 | CALL iom_get ( inum, jpdom_unknown, 'bdy_msk', zbdy ) |
---|
[8314] | 561 | CALL iom_close( inum ) |
---|
| 562 | WHERE ( zbdy(:,:) <= 0. ) kmask = 0 |
---|
| 563 | ENDIF |
---|
[8375] | 564 | ! |
---|
[8314] | 565 | END SUBROUTINE mpp_init_mask |
---|
| 566 | |
---|
[8375] | 567 | |
---|
[88] | 568 | SUBROUTINE mpp_init_ioipsl |
---|
| 569 | !!---------------------------------------------------------------------- |
---|
| 570 | !! *** ROUTINE mpp_init_ioipsl *** |
---|
| 571 | !! |
---|
| 572 | !! ** Purpose : |
---|
| 573 | !! |
---|
| 574 | !! ** Method : |
---|
| 575 | !! |
---|
| 576 | !! History : |
---|
[1238] | 577 | !! 9.0 ! 04-03 (G. Madec ) MPP-IOIPSL |
---|
| 578 | !! " " ! 08-12 (A. Coward) addition in case of jpni*jpnj < jpnij |
---|
[88] | 579 | !!---------------------------------------------------------------------- |
---|
[2715] | 580 | INTEGER, DIMENSION(2) :: iglo, iloc, iabsf, iabsl, ihals, ihale, idid |
---|
[88] | 581 | !!---------------------------------------------------------------------- |
---|
[352] | 582 | |
---|
[1238] | 583 | ! The domain is split only horizontally along i- or/and j- direction |
---|
| 584 | ! So we need at the most only 1D arrays with 2 elements. |
---|
| 585 | ! Set idompar values equivalent to the jpdom_local_noextra definition |
---|
| 586 | ! used in IOM. This works even if jpnij .ne. jpni*jpnj. |
---|
[88] | 587 | iglo(1) = jpiglo |
---|
| 588 | iglo(2) = jpjglo |
---|
| 589 | iloc(1) = nlci |
---|
| 590 | iloc(2) = nlcj |
---|
| 591 | iabsf(1) = nimppt(narea) |
---|
| 592 | iabsf(2) = njmppt(narea) |
---|
| 593 | iabsl(:) = iabsf(:) + iloc(:) - 1 |
---|
[1238] | 594 | ihals(1) = nldi - 1 |
---|
| 595 | ihals(2) = nldj - 1 |
---|
| 596 | ihale(1) = nlci - nlei |
---|
| 597 | ihale(2) = nlcj - nlej |
---|
[352] | 598 | idid(1) = 1 |
---|
| 599 | idid(2) = 2 |
---|
| 600 | |
---|
[88] | 601 | IF(lwp) THEN |
---|
[516] | 602 | WRITE(numout,*) |
---|
[352] | 603 | WRITE(numout,*) 'mpp_init_ioipsl : iloc = ', iloc (1), iloc (2) |
---|
| 604 | WRITE(numout,*) '~~~~~~~~~~~~~~~ iabsf = ', iabsf(1), iabsf(2) |
---|
| 605 | WRITE(numout,*) ' ihals = ', ihals(1), ihals(2) |
---|
| 606 | WRITE(numout,*) ' ihale = ', ihale(1), ihale(2) |
---|
[88] | 607 | ENDIF |
---|
[2715] | 608 | ! |
---|
[352] | 609 | CALL flio_dom_set ( jpnij, nproc, idid, iglo, iloc, iabsf, iabsl, ihals, ihale, 'BOX', nidom) |
---|
[2715] | 610 | ! |
---|
[88] | 611 | END SUBROUTINE mpp_init_ioipsl |
---|
| 612 | |
---|
[3] | 613 | #endif |
---|
[88] | 614 | |
---|
[3] | 615 | !!====================================================================== |
---|
| 616 | END MODULE mppini |
---|