[3] | 1 | MODULE domwri |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE domwri *** |
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[2715] | 4 | !! Ocean initialization : write the ocean domain mesh file(s) |
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[3] | 5 | !!====================================================================== |
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[2528] | 6 | !! History : OPA ! 1997-02 (G. Madec) Original code |
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| 7 | !! 8.1 ! 1999-11 (M. Imbard) NetCDF FORMAT with IOIPSL |
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| 8 | !! NEMO 1.0 ! 2002-08 (G. Madec) F90 and several file |
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[2715] | 9 | !! 3.0 ! 2008-01 (S. Masson) add dom_uniq |
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| 10 | !! 4.0 ! 2011-01 (A. R. Porter, STFC Daresbury) dynamical allocation |
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[2528] | 11 | !!---------------------------------------------------------------------- |
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[3] | 12 | |
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| 13 | !!---------------------------------------------------------------------- |
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[84] | 14 | !! dom_wri : create and write mesh and mask file(s) |
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[2715] | 15 | !! dom_uniq : |
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[3] | 16 | !!---------------------------------------------------------------------- |
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| 17 | USE dom_oce ! ocean space and time domain |
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[2528] | 18 | USE in_out_manager ! I/O manager |
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| 19 | USE iom ! I/O library |
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| 20 | USE lbclnk ! lateral boundary conditions - mpp exchanges |
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| 21 | USE lib_mpp ! MPP library |
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[3294] | 22 | USE wrk_nemo ! Memory allocation |
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| 23 | USE timing ! Timing |
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[3] | 24 | |
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| 25 | IMPLICIT NONE |
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| 26 | PRIVATE |
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| 27 | |
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[9830] | 28 | PUBLIC dom_wri, dom_uniq ! routines called by inidom.F90 and iom.F90 |
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[1590] | 29 | |
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| 30 | !! * Substitutions |
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| 31 | # include "vectopt_loop_substitute.h90" |
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[3] | 32 | !!---------------------------------------------------------------------- |
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[2528] | 33 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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[6486] | 34 | !! $Id$ |
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[2528] | 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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| 39 | SUBROUTINE dom_wri |
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| 40 | !!---------------------------------------------------------------------- |
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| 41 | !! *** ROUTINE dom_wri *** |
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| 42 | !! |
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| 43 | !! ** Purpose : Create the NetCDF file(s) which contain(s) all the |
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| 44 | !! ocean domain informations (mesh and mask arrays). This (these) |
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| 45 | !! file(s) is (are) used for visualisation (SAXO software) and |
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| 46 | !! diagnostic computation. |
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| 47 | !! |
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| 48 | !! ** Method : Write in a file all the arrays generated in routines |
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| 49 | !! domhgr, domzgr, and dommsk. Note: the file contain depends on |
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| 50 | !! the vertical coord. used (z-coord, partial steps, s-coord) |
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[1929] | 51 | !! MOD(nmsh, 3) = 1 : 'mesh_mask.nc' file |
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[3] | 52 | !! = 2 : 'mesh.nc' and mask.nc' files |
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[1929] | 53 | !! = 0 : 'mesh_hgr.nc', 'mesh_zgr.nc' and |
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[3] | 54 | !! 'mask.nc' files |
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| 55 | !! For huge size domain, use option 2 or 3 depending on your |
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| 56 | !! vertical coordinate. |
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| 57 | !! |
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[1929] | 58 | !! if nmsh <= 3: write full 3D arrays for e3[tuvw] and gdep[tuvw] |
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| 59 | !! if 3 < nmsh <= 6: write full 3D arrays for e3[tuvw] and 2D arrays |
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[2528] | 60 | !! corresponding to the depth of the bottom t- and w-points |
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[1929] | 61 | !! if 6 < nmsh <= 9: write 2D arrays corresponding to the depth and the |
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[2528] | 62 | !! thickness (e3[tw]_ps) of the bottom points |
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[1929] | 63 | !! |
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[2528] | 64 | !! ** output file : meshmask.nc : domain size, horizontal grid-point position, |
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| 65 | !! masks, depth and vertical scale factors |
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[3] | 66 | !!---------------------------------------------------------------------- |
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[2715] | 67 | !! |
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[2528] | 68 | INTEGER :: inum0 ! temprary units for 'mesh_mask.nc' file |
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| 69 | INTEGER :: inum1 ! temprary units for 'mesh.nc' file |
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| 70 | INTEGER :: inum2 ! temprary units for 'mask.nc' file |
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| 71 | INTEGER :: inum3 ! temprary units for 'mesh_hgr.nc' file |
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| 72 | INTEGER :: inum4 ! temprary units for 'mesh_zgr.nc' file |
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| 73 | CHARACTER(len=21) :: clnam0 ! filename (mesh and mask informations) |
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| 74 | CHARACTER(len=21) :: clnam1 ! filename (mesh informations) |
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| 75 | CHARACTER(len=21) :: clnam2 ! filename (mask informations) |
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| 76 | CHARACTER(len=21) :: clnam3 ! filename (horizontal mesh informations) |
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| 77 | CHARACTER(len=21) :: clnam4 ! filename (vertical mesh informations) |
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| 78 | INTEGER :: ji, jj, jk ! dummy loop indices |
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[3294] | 79 | ! ! workspaces |
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| 80 | REAL(wp), POINTER, DIMENSION(:,: ) :: zprt, zprw |
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| 81 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zdepu, zdepv |
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[2715] | 82 | !!---------------------------------------------------------------------- |
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[3294] | 83 | ! |
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| 84 | IF( nn_timing == 1 ) CALL timing_start('dom_wri') |
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| 85 | ! |
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| 86 | CALL wrk_alloc( jpi, jpj, zprt, zprw ) |
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| 87 | CALL wrk_alloc( jpi, jpj, jpk, zdepu, zdepv ) |
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| 88 | ! |
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[1590] | 89 | IF(lwp) WRITE(numout,*) |
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| 90 | IF(lwp) WRITE(numout,*) 'dom_wri : create NetCDF mesh and mask information file(s)' |
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| 91 | IF(lwp) WRITE(numout,*) '~~~~~~~' |
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| 92 | |
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| 93 | clnam0 = 'mesh_mask' ! filename (mesh and mask informations) |
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| 94 | clnam1 = 'mesh' ! filename (mesh informations) |
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| 95 | clnam2 = 'mask' ! filename (mask informations) |
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| 96 | clnam3 = 'mesh_hgr' ! filename (horizontal mesh informations) |
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| 97 | clnam4 = 'mesh_zgr' ! filename (vertical mesh informations) |
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| 98 | |
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| 99 | SELECT CASE ( MOD(nmsh, 3) ) |
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[1161] | 100 | ! ! ============================ |
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| 101 | CASE ( 1 ) ! create 'mesh_mask.nc' file |
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| 102 | ! ! ============================ |
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| 103 | CALL iom_open( TRIM(clnam0), inum0, ldwrt = .TRUE., kiolib = jprstlib ) |
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| 104 | inum2 = inum0 ! put all the informations |
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| 105 | inum3 = inum0 ! in unit inum0 |
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| 106 | inum4 = inum0 |
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| 107 | |
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| 108 | ! ! ============================ |
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| 109 | CASE ( 2 ) ! create 'mesh.nc' and |
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| 110 | ! ! 'mask.nc' files |
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| 111 | ! ! ============================ |
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| 112 | CALL iom_open( TRIM(clnam1), inum1, ldwrt = .TRUE., kiolib = jprstlib ) |
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| 113 | CALL iom_open( TRIM(clnam2), inum2, ldwrt = .TRUE., kiolib = jprstlib ) |
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| 114 | inum3 = inum1 ! put mesh informations |
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| 115 | inum4 = inum1 ! in unit inum1 |
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| 116 | ! ! ============================ |
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[1590] | 117 | CASE ( 0 ) ! create 'mesh_hgr.nc' |
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[1161] | 118 | ! ! 'mesh_zgr.nc' and |
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| 119 | ! ! 'mask.nc' files |
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| 120 | ! ! ============================ |
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| 121 | CALL iom_open( TRIM(clnam2), inum2, ldwrt = .TRUE., kiolib = jprstlib ) |
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| 122 | CALL iom_open( TRIM(clnam3), inum3, ldwrt = .TRUE., kiolib = jprstlib ) |
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| 123 | CALL iom_open( TRIM(clnam4), inum4, ldwrt = .TRUE., kiolib = jprstlib ) |
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[2528] | 124 | ! |
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[1161] | 125 | END SELECT |
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| 126 | |
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| 127 | ! ! masks (inum2) |
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[9321] | 128 | IF(nn_timing == 2) CALL timing_start('iom_rstput') |
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[1161] | 129 | CALL iom_rstput( 0, 0, inum2, 'tmask', tmask, ktype = jp_i1 ) ! ! land-sea mask |
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| 130 | CALL iom_rstput( 0, 0, inum2, 'umask', umask, ktype = jp_i1 ) |
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| 131 | CALL iom_rstput( 0, 0, inum2, 'vmask', vmask, ktype = jp_i1 ) |
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| 132 | CALL iom_rstput( 0, 0, inum2, 'fmask', fmask, ktype = jp_i1 ) |
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[9321] | 133 | IF(nn_timing == 2) CALL timing_stop('iom_rstput') |
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[1161] | 134 | |
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[2715] | 135 | CALL dom_uniq( zprw, 'T' ) |
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[4990] | 136 | DO jj = 1, jpj |
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| 137 | DO ji = 1, jpi |
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| 138 | jk=mikt(ji,jj) |
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| 139 | zprt(ji,jj) = tmask(ji,jj,jk) * zprw(ji,jj) ! ! unique point mask |
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| 140 | END DO |
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| 141 | END DO ! ! unique point mask |
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[9321] | 142 | IF(nn_timing == 2) CALL timing_start('iom_rstput') |
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[1161] | 143 | CALL iom_rstput( 0, 0, inum2, 'tmaskutil', zprt, ktype = jp_i1 ) |
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[9321] | 144 | IF(nn_timing == 2) CALL timing_stop('iom_rstput') |
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[2715] | 145 | CALL dom_uniq( zprw, 'U' ) |
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[4990] | 146 | DO jj = 1, jpj |
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| 147 | DO ji = 1, jpi |
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| 148 | jk=miku(ji,jj) |
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| 149 | zprt(ji,jj) = umask(ji,jj,jk) * zprw(ji,jj) ! ! unique point mask |
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| 150 | END DO |
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| 151 | END DO |
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[9321] | 152 | IF(nn_timing == 2) CALL timing_start('iom_rstput') |
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[1161] | 153 | CALL iom_rstput( 0, 0, inum2, 'umaskutil', zprt, ktype = jp_i1 ) |
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[9321] | 154 | IF(nn_timing == 2) CALL timing_stop('iom_rstput') |
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[2715] | 155 | CALL dom_uniq( zprw, 'V' ) |
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[4990] | 156 | DO jj = 1, jpj |
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| 157 | DO ji = 1, jpi |
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| 158 | jk=mikv(ji,jj) |
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| 159 | zprt(ji,jj) = vmask(ji,jj,jk) * zprw(ji,jj) ! ! unique point mask |
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| 160 | END DO |
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| 161 | END DO |
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[9321] | 162 | IF(nn_timing == 2) CALL timing_start('iom_rstput') |
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[1161] | 163 | CALL iom_rstput( 0, 0, inum2, 'vmaskutil', zprt, ktype = jp_i1 ) |
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[9321] | 164 | IF(nn_timing == 2) CALL timing_stop('iom_rstput') |
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[2715] | 165 | CALL dom_uniq( zprw, 'F' ) |
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[4990] | 166 | DO jj = 1, jpj |
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| 167 | DO ji = 1, jpi |
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| 168 | jk=mikf(ji,jj) |
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| 169 | zprt(ji,jj) = fmask(ji,jj,jk) * zprw(ji,jj) ! ! unique point mask |
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| 170 | END DO |
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| 171 | END DO |
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[9321] | 172 | IF(nn_timing == 2) CALL timing_start('iom_rstput') |
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[1161] | 173 | CALL iom_rstput( 0, 0, inum2, 'fmaskutil', zprt, ktype = jp_i1 ) |
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| 174 | |
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| 175 | ! ! horizontal mesh (inum3) |
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| 176 | CALL iom_rstput( 0, 0, inum3, 'glamt', glamt, ktype = jp_r4 ) ! ! latitude |
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| 177 | CALL iom_rstput( 0, 0, inum3, 'glamu', glamu, ktype = jp_r4 ) |
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| 178 | CALL iom_rstput( 0, 0, inum3, 'glamv', glamv, ktype = jp_r4 ) |
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| 179 | CALL iom_rstput( 0, 0, inum3, 'glamf', glamf, ktype = jp_r4 ) |
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| 180 | |
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| 181 | CALL iom_rstput( 0, 0, inum3, 'gphit', gphit, ktype = jp_r4 ) ! ! longitude |
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| 182 | CALL iom_rstput( 0, 0, inum3, 'gphiu', gphiu, ktype = jp_r4 ) |
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| 183 | CALL iom_rstput( 0, 0, inum3, 'gphiv', gphiv, ktype = jp_r4 ) |
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| 184 | CALL iom_rstput( 0, 0, inum3, 'gphif', gphif, ktype = jp_r4 ) |
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| 185 | |
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| 186 | CALL iom_rstput( 0, 0, inum3, 'e1t', e1t, ktype = jp_r8 ) ! ! e1 scale factors |
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| 187 | CALL iom_rstput( 0, 0, inum3, 'e1u', e1u, ktype = jp_r8 ) |
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| 188 | CALL iom_rstput( 0, 0, inum3, 'e1v', e1v, ktype = jp_r8 ) |
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| 189 | CALL iom_rstput( 0, 0, inum3, 'e1f', e1f, ktype = jp_r8 ) |
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| 190 | |
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| 191 | CALL iom_rstput( 0, 0, inum3, 'e2t', e2t, ktype = jp_r8 ) ! ! e2 scale factors |
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| 192 | CALL iom_rstput( 0, 0, inum3, 'e2u', e2u, ktype = jp_r8 ) |
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| 193 | CALL iom_rstput( 0, 0, inum3, 'e2v', e2v, ktype = jp_r8 ) |
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| 194 | CALL iom_rstput( 0, 0, inum3, 'e2f', e2f, ktype = jp_r8 ) |
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| 195 | |
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| 196 | CALL iom_rstput( 0, 0, inum3, 'ff', ff, ktype = jp_r8 ) ! ! coriolis factor |
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| 197 | |
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[2528] | 198 | ! note that mbkt is set to 1 over land ==> use surface tmask |
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[4990] | 199 | zprt(:,:) = ssmask(:,:) * REAL( mbkt(:,:) , wp ) |
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[2528] | 200 | CALL iom_rstput( 0, 0, inum4, 'mbathy', zprt, ktype = jp_i2 ) ! ! nb of ocean T-points |
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[4990] | 201 | zprt(:,:) = ssmask(:,:) * REAL( mikt(:,:) , wp ) |
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| 202 | CALL iom_rstput( 0, 0, inum4, 'misf', zprt, ktype = jp_i2 ) ! ! nb of ocean T-points |
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| 203 | zprt(:,:) = ssmask(:,:) * REAL( risfdep(:,:) , wp ) |
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| 204 | CALL iom_rstput( 0, 0, inum4, 'isfdraft', zprt, ktype = jp_r4 ) ! ! nb of ocean T-points |
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[1161] | 205 | |
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| 206 | IF( ln_sco ) THEN ! s-coordinate |
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[3680] | 207 | CALL iom_rstput( 0, 0, inum4, 'hbatt', hbatt ) |
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| 208 | CALL iom_rstput( 0, 0, inum4, 'hbatu', hbatu ) |
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[1161] | 209 | CALL iom_rstput( 0, 0, inum4, 'hbatv', hbatv ) |
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| 210 | CALL iom_rstput( 0, 0, inum4, 'hbatf', hbatf ) |
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[2528] | 211 | ! |
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[1161] | 212 | CALL iom_rstput( 0, 0, inum4, 'gsigt', gsigt ) ! ! scaling coef. |
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| 213 | CALL iom_rstput( 0, 0, inum4, 'gsigw', gsigw ) |
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| 214 | CALL iom_rstput( 0, 0, inum4, 'gsi3w', gsi3w ) |
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| 215 | CALL iom_rstput( 0, 0, inum4, 'esigt', esigt ) |
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| 216 | CALL iom_rstput( 0, 0, inum4, 'esigw', esigw ) |
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[2528] | 217 | ! |
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[4292] | 218 | CALL iom_rstput( 0, 0, inum4, 'e3t_0', e3t_0 ) ! ! scale factors |
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| 219 | CALL iom_rstput( 0, 0, inum4, 'e3u_0', e3u_0 ) |
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| 220 | CALL iom_rstput( 0, 0, inum4, 'e3v_0', e3v_0 ) |
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| 221 | CALL iom_rstput( 0, 0, inum4, 'e3w_0', e3w_0 ) |
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[3680] | 222 | CALL iom_rstput( 0, 0, inum4, 'rx1', rx1 ) ! ! Max. grid stiffness ratio |
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[2528] | 223 | ! |
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[4292] | 224 | CALL iom_rstput( 0, 0, inum4, 'gdept_1d' , gdept_1d ) ! ! stretched system |
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| 225 | CALL iom_rstput( 0, 0, inum4, 'gdepw_1d' , gdepw_1d ) |
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[6487] | 226 | CALL iom_rstput( 0, 0, inum4, 'gdept_0', gdept_0, ktype = jp_r4 ) |
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| 227 | CALL iom_rstput( 0, 0, inum4, 'gdepw_0', gdepw_0, ktype = jp_r4 ) |
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[1161] | 228 | ENDIF |
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[9321] | 229 | IF(nn_timing == 2) CALL timing_stop('iom_rstput') |
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[1161] | 230 | IF( ln_zps ) THEN ! z-coordinate - partial steps |
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[2528] | 231 | ! |
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[1590] | 232 | IF( nmsh <= 6 ) THEN ! ! 3D vertical scale factors |
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[9321] | 233 | IF(nn_timing == 2) CALL timing_start('iom_rstput') |
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[4292] | 234 | CALL iom_rstput( 0, 0, inum4, 'e3t_0', e3t_0 ) |
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| 235 | CALL iom_rstput( 0, 0, inum4, 'e3u_0', e3u_0 ) |
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| 236 | CALL iom_rstput( 0, 0, inum4, 'e3v_0', e3v_0 ) |
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| 237 | CALL iom_rstput( 0, 0, inum4, 'e3w_0', e3w_0 ) |
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[9321] | 238 | IF(nn_timing == 2) CALL timing_stop('iom_rstput') |
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[2528] | 239 | ELSE ! ! 2D masked bottom ocean scale factors |
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| 240 | DO jj = 1,jpj |
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| 241 | DO ji = 1,jpi |
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[4990] | 242 | e3tp(ji,jj) = e3t_0(ji,jj,mbkt(ji,jj)) * ssmask(ji,jj) |
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| 243 | e3wp(ji,jj) = e3w_0(ji,jj,mbkt(ji,jj)) * ssmask(ji,jj) |
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[2528] | 244 | END DO |
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| 245 | END DO |
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[9321] | 246 | IF(nn_timing == 2) CALL timing_start('iom_rstput') |
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[1590] | 247 | CALL iom_rstput( 0, 0, inum4, 'e3t_ps', e3tp ) |
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| 248 | CALL iom_rstput( 0, 0, inum4, 'e3w_ps', e3wp ) |
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[9321] | 249 | IF(nn_timing == 2) CALL timing_stop('iom_rstput') |
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[1590] | 250 | END IF |
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[2528] | 251 | ! |
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[1590] | 252 | IF( nmsh <= 3 ) THEN ! ! 3D depth |
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[4292] | 253 | CALL iom_rstput( 0, 0, inum4, 'gdept_0', gdept_0, ktype = jp_r4 ) |
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[2528] | 254 | DO jk = 1,jpk |
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| 255 | DO jj = 1, jpjm1 |
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| 256 | DO ji = 1, fs_jpim1 ! vector opt. |
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[4292] | 257 | zdepu(ji,jj,jk) = MIN( gdept_0(ji,jj,jk) , gdept_0(ji+1,jj ,jk) ) |
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| 258 | zdepv(ji,jj,jk) = MIN( gdept_0(ji,jj,jk) , gdept_0(ji ,jj+1,jk) ) |
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[2528] | 259 | END DO |
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| 260 | END DO |
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| 261 | END DO |
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[1590] | 262 | CALL lbc_lnk( zdepu, 'U', 1. ) ; CALL lbc_lnk( zdepv, 'V', 1. ) |
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[9321] | 263 | IF(nn_timing == 2) CALL timing_start('iom_rstput') |
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[1590] | 264 | CALL iom_rstput( 0, 0, inum4, 'gdepu', zdepu, ktype = jp_r4 ) |
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| 265 | CALL iom_rstput( 0, 0, inum4, 'gdepv', zdepv, ktype = jp_r4 ) |
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[4292] | 266 | CALL iom_rstput( 0, 0, inum4, 'gdepw_0', gdepw_0, ktype = jp_r4 ) |
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[9321] | 267 | IF(nn_timing == 2) CALL timing_stop('iom_rstput') |
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[1590] | 268 | ELSE ! ! 2D bottom depth |
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[2528] | 269 | DO jj = 1,jpj |
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| 270 | DO ji = 1,jpi |
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[4990] | 271 | zprt(ji,jj) = gdept_0(ji,jj,mbkt(ji,jj) ) * ssmask(ji,jj) |
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| 272 | zprw(ji,jj) = gdepw_0(ji,jj,mbkt(ji,jj)+1) * ssmask(ji,jj) |
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[2528] | 273 | END DO |
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| 274 | END DO |
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[9321] | 275 | IF(nn_timing == 2) CALL timing_start('iom_rstput') |
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[2528] | 276 | CALL iom_rstput( 0, 0, inum4, 'hdept', zprt, ktype = jp_r4 ) |
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| 277 | CALL iom_rstput( 0, 0, inum4, 'hdepw', zprw, ktype = jp_r4 ) |
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[9321] | 278 | IF(nn_timing == 2) CALL timing_stop('iom_rstput') |
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[1590] | 279 | ENDIF |
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[2528] | 280 | ! |
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[9321] | 281 | IF(nn_timing == 2) CALL timing_start('iom_rstput') |
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[4292] | 282 | CALL iom_rstput( 0, 0, inum4, 'gdept_1d', gdept_1d ) ! ! reference z-coord. |
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| 283 | CALL iom_rstput( 0, 0, inum4, 'gdepw_1d', gdepw_1d ) |
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| 284 | CALL iom_rstput( 0, 0, inum4, 'e3t_1d' , e3t_1d ) |
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| 285 | CALL iom_rstput( 0, 0, inum4, 'e3w_1d' , e3w_1d ) |
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[9321] | 286 | IF(nn_timing == 2) CALL timing_stop('iom_rstput') |
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[1161] | 287 | ENDIF |
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| 288 | |
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| 289 | IF( ln_zco ) THEN |
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| 290 | ! ! z-coordinate - full steps |
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[9321] | 291 | IF(nn_timing == 2) CALL timing_start('iom_rstput') |
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[4292] | 292 | CALL iom_rstput( 0, 0, inum4, 'gdept_1d', gdept_1d ) ! ! depth |
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| 293 | CALL iom_rstput( 0, 0, inum4, 'gdepw_1d', gdepw_1d ) |
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| 294 | CALL iom_rstput( 0, 0, inum4, 'e3t_1d' , e3t_1d ) ! ! scale factors |
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| 295 | CALL iom_rstput( 0, 0, inum4, 'e3w_1d' , e3w_1d ) |
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[9321] | 296 | IF(nn_timing == 2) CALL timing_stop('iom_rstput') |
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[1161] | 297 | ENDIF |
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| 298 | ! ! ============================ |
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| 299 | ! ! close the files |
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| 300 | ! ! ============================ |
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[1929] | 301 | SELECT CASE ( MOD(nmsh, 3) ) |
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[1161] | 302 | CASE ( 1 ) |
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| 303 | CALL iom_close( inum0 ) |
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| 304 | CASE ( 2 ) |
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| 305 | CALL iom_close( inum1 ) |
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| 306 | CALL iom_close( inum2 ) |
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[1929] | 307 | CASE ( 0 ) |
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[1161] | 308 | CALL iom_close( inum2 ) |
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| 309 | CALL iom_close( inum3 ) |
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| 310 | CALL iom_close( inum4 ) |
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| 311 | END SELECT |
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[2528] | 312 | ! |
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[3294] | 313 | CALL wrk_dealloc( jpi, jpj, zprt, zprw ) |
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| 314 | CALL wrk_dealloc( jpi, jpj, jpk, zdepu, zdepv ) |
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[2715] | 315 | ! |
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[3294] | 316 | IF( nn_timing == 1 ) CALL timing_stop('dom_wri') |
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| 317 | ! |
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[1161] | 318 | END SUBROUTINE dom_wri |
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[3] | 319 | |
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| 320 | |
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[2715] | 321 | SUBROUTINE dom_uniq( puniq, cdgrd ) |
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[1161] | 322 | !!---------------------------------------------------------------------- |
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| 323 | !! *** ROUTINE dom_uniq *** |
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| 324 | !! |
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| 325 | !! ** Purpose : identify unique point of a grid (TUVF) |
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| 326 | !! |
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| 327 | !! ** Method : 1) aplly lbc_lnk on an array with different values for each element |
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| 328 | !! 2) check which elements have been changed |
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| 329 | !!---------------------------------------------------------------------- |
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[2528] | 330 | ! |
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[2715] | 331 | CHARACTER(len=1) , INTENT(in ) :: cdgrd ! |
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| 332 | REAL(wp), DIMENSION(:,:), INTENT(inout) :: puniq ! |
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| 333 | ! |
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| 334 | REAL(wp) :: zshift ! shift value link to the process number |
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| 335 | INTEGER :: ji ! dummy loop indices |
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| 336 | LOGICAL, DIMENSION(SIZE(puniq,1),SIZE(puniq,2),1) :: lldbl ! store whether each point is unique or not |
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[3294] | 337 | REAL(wp), POINTER, DIMENSION(:,:) :: ztstref |
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[1161] | 338 | !!---------------------------------------------------------------------- |
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[3294] | 339 | ! |
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| 340 | IF( nn_timing == 1 ) CALL timing_start('dom_uniq') |
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| 341 | ! |
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| 342 | CALL wrk_alloc( jpi, jpj, ztstref ) |
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| 343 | ! |
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[1161] | 344 | ! build an array with different values for each element |
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| 345 | ! in mpp: make sure that these values are different even between process |
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| 346 | ! -> apply a shift value according to the process number |
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| 347 | zshift = jpi * jpj * ( narea - 1 ) |
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[2528] | 348 | ztstref(:,:) = RESHAPE( (/ (zshift + REAL(ji,wp), ji = 1, jpi*jpj) /), (/ jpi, jpj /) ) |
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| 349 | ! |
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[1161] | 350 | puniq(:,:) = ztstref(:,:) ! default definition |
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| 351 | CALL lbc_lnk( puniq, cdgrd, 1. ) ! apply boundary conditions |
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| 352 | lldbl(:,:,1) = puniq(:,:) == ztstref(:,:) ! check which values have been changed |
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[2528] | 353 | ! |
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[1161] | 354 | puniq(:,:) = 1. ! default definition |
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| 355 | ! fill only the inner part of the cpu with llbl converted into real |
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[2528] | 356 | puniq(nldi:nlei,nldj:nlej) = REAL( COUNT( lldbl(nldi:nlei,nldj:nlej,:), dim = 3 ) , wp ) |
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| 357 | ! |
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[3294] | 358 | CALL wrk_dealloc( jpi, jpj, ztstref ) |
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[2715] | 359 | ! |
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[3294] | 360 | IF( nn_timing == 1 ) CALL timing_stop('dom_uniq') |
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| 361 | ! |
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[2715] | 362 | END SUBROUTINE dom_uniq |
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[3] | 363 | |
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| 364 | !!====================================================================== |
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| 365 | END MODULE domwri |
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