[358] | 1 | MODULE dynspg_ts |
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| 2 | !!====================================================================== |
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[6140] | 3 | !! *** MODULE dynspg_ts *** |
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| 4 | !! Ocean dynamics: surface pressure gradient trend, split-explicit scheme |
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| 5 | !!====================================================================== |
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[1502] | 6 | !! History : 1.0 ! 2004-12 (L. Bessieres, G. Madec) Original code |
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| 7 | !! - ! 2005-11 (V. Garnier, G. Madec) optimization |
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| 8 | !! - ! 2006-08 (S. Masson) distributed restart using iom |
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| 9 | !! 2.0 ! 2007-07 (D. Storkey) calls to BDY routines |
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| 10 | !! - ! 2008-01 (R. Benshila) change averaging method |
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| 11 | !! 3.2 ! 2009-07 (R. Benshila, G. Madec) Complete revisit associated to vvl reactivation |
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[2528] | 12 | !! 3.3 ! 2010-09 (D. Storkey, E. O'Dea) update for BDY for Shelf configurations |
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[2724] | 13 | !! 3.3 ! 2011-03 (R. Benshila, R. Hordoir, P. Oddo) update calculation of ub_b |
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[4292] | 14 | !! 3.5 ! 2013-07 (J. Chanut) Switch to Forward-backward time stepping |
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| 15 | !! 3.6 ! 2013-11 (A. Coward) Update for z-tilde compatibility |
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[5930] | 16 | !! 3.7 ! 2015-11 (J. Chanut) free surface simplification |
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[7646] | 17 | !! - ! 2016-12 (G. Madec, E. Clementi) update for Stoke-Drift divergence |
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[2724] | 18 | !!--------------------------------------------------------------------- |
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[6140] | 19 | |
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[358] | 20 | !!---------------------------------------------------------------------- |
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[6140] | 21 | !! dyn_spg_ts : compute surface pressure gradient trend using a time-splitting scheme |
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| 22 | !! dyn_spg_ts_init: initialisation of the time-splitting scheme |
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| 23 | !! ts_wgt : set time-splitting weights for temporal averaging (or not) |
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| 24 | !! ts_rst : read/write time-splitting fields in restart file |
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[358] | 25 | !!---------------------------------------------------------------------- |
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| 26 | USE oce ! ocean dynamics and tracers |
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| 27 | USE dom_oce ! ocean space and time domain |
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[888] | 28 | USE sbc_oce ! surface boundary condition: ocean |
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[6140] | 29 | USE zdf_oce ! Bottom friction coefts |
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[5120] | 30 | USE sbcisf ! ice shelf variable (fwfisf) |
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[6140] | 31 | USE sbcapr ! surface boundary condition: atmospheric pressure |
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| 32 | USE dynadv , ONLY: ln_dynadv_vec |
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[358] | 33 | USE phycst ! physical constants |
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| 34 | USE dynvor ! vorticity term |
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[6152] | 35 | USE wet_dry ! wetting/drying flux limter |
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[7646] | 36 | USE bdy_oce ! open boundary |
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[5930] | 37 | USE bdytides ! open boundary condition data |
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[3294] | 38 | USE bdydyn2d ! open boundary conditions on barotropic variables |
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[4292] | 39 | USE sbctide ! tides |
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| 40 | USE updtide ! tide potential |
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[7646] | 41 | USE sbcwave ! surface wave |
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[6140] | 42 | ! |
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| 43 | USE in_out_manager ! I/O manager |
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[358] | 44 | USE lib_mpp ! distributed memory computing library |
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| 45 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 46 | USE prtctl ! Print control |
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[2715] | 47 | USE iom ! IOM library |
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[4292] | 48 | USE restart ! only for lrst_oce |
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[3294] | 49 | USE wrk_nemo ! Memory Allocation |
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[4292] | 50 | USE timing ! Timing |
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[6140] | 51 | USE diatmb ! Top,middle,bottom output |
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[4292] | 52 | #if defined key_agrif |
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| 53 | USE agrif_opa_interp ! agrif |
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| 54 | #endif |
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[4757] | 55 | #if defined key_asminc |
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| 56 | USE asminc ! Assimilation increment |
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| 57 | #endif |
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[358] | 58 | |
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[6140] | 59 | |
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[358] | 60 | IMPLICIT NONE |
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| 61 | PRIVATE |
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| 62 | |
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[4292] | 63 | PUBLIC dyn_spg_ts ! routine called in dynspg.F90 |
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| 64 | PUBLIC dyn_spg_ts_alloc ! " " " " |
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| 65 | PUBLIC dyn_spg_ts_init ! " " " " |
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[4496] | 66 | PUBLIC ts_rst ! " " " " |
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[358] | 67 | |
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[4292] | 68 | INTEGER, SAVE :: icycle ! Number of barotropic sub-steps for each internal step nn_baro <= 2.5 nn_baro |
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| 69 | REAL(wp),SAVE :: rdtbt ! Barotropic time step |
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| 70 | |
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[6140] | 71 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:) :: wgtbtp1, wgtbtp2 !: 1st & 2nd weights used in time filtering of barotropic fields |
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[4292] | 72 | |
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[7646] | 73 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: zwz !: ff_f/h at F points |
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[6140] | 74 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: ftnw, ftne !: triad of coriolis parameter |
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| 75 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: ftsw, ftse !: (only used with een vorticity scheme) |
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[508] | 76 | |
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[6140] | 77 | !! Time filtered arrays at baroclinic time step: |
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| 78 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: un_adv , vn_adv !: Advection vel. at "now" barocl. step |
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| 79 | |
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[358] | 80 | !! * Substitutions |
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| 81 | # include "vectopt_loop_substitute.h90" |
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[2715] | 82 | !!---------------------------------------------------------------------- |
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[4292] | 83 | !! NEMO/OPA 3.5 , NEMO Consortium (2013) |
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[5217] | 84 | !! $Id$ |
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[2715] | 85 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 86 | !!---------------------------------------------------------------------- |
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[358] | 87 | CONTAINS |
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| 88 | |
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[2715] | 89 | INTEGER FUNCTION dyn_spg_ts_alloc() |
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| 90 | !!---------------------------------------------------------------------- |
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| 91 | !! *** routine dyn_spg_ts_alloc *** |
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| 92 | !!---------------------------------------------------------------------- |
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[6140] | 93 | INTEGER :: ierr(3) |
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[4292] | 94 | !!---------------------------------------------------------------------- |
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| 95 | ierr(:) = 0 |
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[6140] | 96 | ! |
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| 97 | ALLOCATE( wgtbtp1(3*nn_baro), wgtbtp2(3*nn_baro), zwz(jpi,jpj), STAT=ierr(1) ) |
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| 98 | ! |
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| 99 | IF( ln_dynvor_een ) ALLOCATE( ftnw(jpi,jpj) , ftne(jpi,jpj) , & |
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| 100 | & ftsw(jpi,jpj) , ftse(jpi,jpj) , STAT=ierr(2) ) |
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| 101 | ! |
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| 102 | ALLOCATE( un_adv(jpi,jpj), vn_adv(jpi,jpj) , STAT=ierr(3) ) |
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| 103 | ! |
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| 104 | dyn_spg_ts_alloc = MAXVAL( ierr(:) ) |
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| 105 | ! |
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[2715] | 106 | IF( lk_mpp ) CALL mpp_sum( dyn_spg_ts_alloc ) |
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[5930] | 107 | IF( dyn_spg_ts_alloc /= 0 ) CALL ctl_warn('dyn_spg_ts_alloc: failed to allocate arrays') |
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[2715] | 108 | ! |
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| 109 | END FUNCTION dyn_spg_ts_alloc |
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| 110 | |
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[5836] | 111 | |
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[358] | 112 | SUBROUTINE dyn_spg_ts( kt ) |
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| 113 | !!---------------------------------------------------------------------- |
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| 114 | !! |
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[6140] | 115 | !! ** Purpose : - Compute the now trend due to the explicit time stepping |
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| 116 | !! of the quasi-linear barotropic system, and add it to the |
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| 117 | !! general momentum trend. |
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[358] | 118 | !! |
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[6140] | 119 | !! ** Method : - split-explicit schem (time splitting) : |
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[4374] | 120 | !! Barotropic variables are advanced from internal time steps |
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| 121 | !! "n" to "n+1" if ln_bt_fw=T |
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| 122 | !! or from |
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| 123 | !! "n-1" to "n+1" if ln_bt_fw=F |
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| 124 | !! thanks to a generalized forward-backward time stepping (see ref. below). |
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[358] | 125 | !! |
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[4374] | 126 | !! ** Action : |
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| 127 | !! -Update the filtered free surface at step "n+1" : ssha |
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| 128 | !! -Update filtered barotropic velocities at step "n+1" : ua_b, va_b |
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| 129 | !! -Compute barotropic advective velocities at step "n" : un_adv, vn_adv |
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| 130 | !! These are used to advect tracers and are compliant with discrete |
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| 131 | !! continuity equation taken at the baroclinic time steps. This |
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| 132 | !! ensures tracers conservation. |
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[6140] | 133 | !! - (ua, va) momentum trend updated with barotropic component. |
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[358] | 134 | !! |
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[6140] | 135 | !! References : Shchepetkin and McWilliams, Ocean Modelling, 2005. |
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[358] | 136 | !!--------------------------------------------------------------------- |
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[1502] | 137 | INTEGER, INTENT(in) :: kt ! ocean time-step index |
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[2715] | 138 | ! |
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[4292] | 139 | LOGICAL :: ll_fw_start ! if true, forward integration |
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[4374] | 140 | LOGICAL :: ll_init ! if true, special startup of 2d equations |
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[6152] | 141 | LOGICAL :: ll_tmp1, ll_tmp2 ! local logical variables used in W/D |
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[4292] | 142 | INTEGER :: ji, jj, jk, jn ! dummy loop indices |
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| 143 | INTEGER :: ikbu, ikbv, noffset ! local integers |
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[6140] | 144 | INTEGER :: iktu, iktv ! local integers |
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| 145 | REAL(wp) :: zmdi |
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[4292] | 146 | REAL(wp) :: zraur, z1_2dt_b, z2dt_bf ! local scalars |
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[5930] | 147 | REAL(wp) :: zx1, zy1, zx2, zy2 ! - - |
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| 148 | REAL(wp) :: z1_12, z1_8, z1_4, z1_2 ! - - |
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| 149 | REAL(wp) :: zu_spg, zv_spg ! - - |
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| 150 | REAL(wp) :: zhura, zhvra ! - - |
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| 151 | REAL(wp) :: za0, za1, za2, za3 ! - - |
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[3294] | 152 | ! |
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[5930] | 153 | REAL(wp), POINTER, DIMENSION(:,:) :: zsshp2_e |
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[4292] | 154 | REAL(wp), POINTER, DIMENSION(:,:) :: zu_trd, zv_trd, zu_frc, zv_frc, zssh_frc |
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[5930] | 155 | REAL(wp), POINTER, DIMENSION(:,:) :: zwx, zwy, zhdiv |
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[4292] | 156 | REAL(wp), POINTER, DIMENSION(:,:) :: zhup2_e, zhvp2_e, zhust_e, zhvst_e |
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| 157 | REAL(wp), POINTER, DIMENSION(:,:) :: zsshu_a, zsshv_a |
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[4370] | 158 | REAL(wp), POINTER, DIMENSION(:,:) :: zhf |
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[6152] | 159 | REAL(wp), POINTER, DIMENSION(:,:) :: zcpx, zcpy ! Wetting/Dying gravity filter coef. |
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[358] | 160 | !!---------------------------------------------------------------------- |
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[3294] | 161 | ! |
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| 162 | IF( nn_timing == 1 ) CALL timing_start('dyn_spg_ts') |
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| 163 | ! |
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[4374] | 164 | ! !* Allocate temporary arrays |
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[6140] | 165 | CALL wrk_alloc( jpi,jpj, zsshp2_e, zhdiv ) |
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| 166 | CALL wrk_alloc( jpi,jpj, zu_trd, zv_trd) |
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| 167 | CALL wrk_alloc( jpi,jpj, zwx, zwy, zssh_frc, zu_frc, zv_frc) |
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| 168 | CALL wrk_alloc( jpi,jpj, zhup2_e, zhvp2_e, zhust_e, zhvst_e) |
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[6152] | 169 | CALL wrk_alloc( jpi,jpj, zsshu_a, zsshv_a ) |
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[6140] | 170 | CALL wrk_alloc( jpi,jpj, zhf ) |
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[7646] | 171 | IF( ln_wd ) CALL wrk_alloc( jpi, jpj, zcpx, zcpy ) |
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[3294] | 172 | ! |
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[6140] | 173 | zmdi=1.e+20 ! missing data indicator for masking |
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[4292] | 174 | ! !* Local constant initialization |
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| 175 | z1_12 = 1._wp / 12._wp |
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| 176 | z1_8 = 0.125_wp |
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| 177 | z1_4 = 0.25_wp |
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| 178 | z1_2 = 0.5_wp |
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| 179 | zraur = 1._wp / rau0 |
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[6140] | 180 | ! ! reciprocal of baroclinic time step |
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| 181 | IF( kt == nit000 .AND. neuler == 0 ) THEN ; z2dt_bf = rdt |
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| 182 | ELSE ; z2dt_bf = 2.0_wp * rdt |
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[4292] | 183 | ENDIF |
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| 184 | z1_2dt_b = 1.0_wp / z2dt_bf |
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| 185 | ! |
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[6140] | 186 | ll_init = ln_bt_av ! if no time averaging, then no specific restart |
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[4292] | 187 | ll_fw_start = .FALSE. |
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[6140] | 188 | ! ! time offset in steps for bdy data update |
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| 189 | IF( .NOT.ln_bt_fw ) THEN ; noffset = - nn_baro |
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| 190 | ELSE ; noffset = 0 |
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| 191 | ENDIF |
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[4292] | 192 | ! |
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| 193 | IF( kt == nit000 ) THEN !* initialisation |
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[508] | 194 | ! |
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[358] | 195 | IF(lwp) WRITE(numout,*) |
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| 196 | IF(lwp) WRITE(numout,*) 'dyn_spg_ts : surface pressure gradient trend' |
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| 197 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~ free surface with time splitting' |
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[4354] | 198 | IF(lwp) WRITE(numout,*) |
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[1502] | 199 | ! |
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[6140] | 200 | IF( neuler == 0 ) ll_init=.TRUE. |
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[1502] | 201 | ! |
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[6140] | 202 | IF( ln_bt_fw .OR. neuler == 0 ) THEN |
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| 203 | ll_fw_start =.TRUE. |
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| 204 | noffset = 0 |
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[4292] | 205 | ELSE |
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[6140] | 206 | ll_fw_start =.FALSE. |
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[4292] | 207 | ENDIF |
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| 208 | ! |
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| 209 | ! Set averaging weights and cycle length: |
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[6140] | 210 | CALL ts_wgt( ln_bt_av, ll_fw_start, icycle, wgtbtp1, wgtbtp2 ) |
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[4292] | 211 | ! |
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| 212 | ENDIF |
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| 213 | ! |
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| 214 | ! Set arrays to remove/compute coriolis trend. |
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| 215 | ! Do it once at kt=nit000 if volume is fixed, else at each long time step. |
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| 216 | ! Note that these arrays are also used during barotropic loop. These are however frozen |
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[4374] | 217 | ! although they should be updated in the variable volume case. Not a big approximation. |
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[4292] | 218 | ! To remove this approximation, copy lines below inside barotropic loop |
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[4374] | 219 | ! and update depths at T-F points (ht and zhf resp.) at each barotropic time step |
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[4292] | 220 | ! |
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[6140] | 221 | IF( kt == nit000 .OR. .NOT.ln_linssh ) THEN |
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| 222 | IF( ln_dynvor_een ) THEN !== EEN scheme ==! |
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[7646] | 223 | SELECT CASE( nn_een_e3f ) !* ff_f/e3 at F-point |
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[5836] | 224 | CASE ( 0 ) ! original formulation (masked averaging of e3t divided by 4) |
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[7698] | 225 | !$OMP PARALLEL DO schedule(static) private(jj, ji) |
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[5836] | 226 | DO jj = 1, jpjm1 |
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| 227 | DO ji = 1, jpim1 |
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[6140] | 228 | zwz(ji,jj) = ( ht_n(ji ,jj+1) + ht_n(ji+1,jj+1) + & |
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| 229 | & ht_n(ji ,jj ) + ht_n(ji+1,jj ) ) * 0.25_wp |
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[7646] | 230 | IF( zwz(ji,jj) /= 0._wp ) zwz(ji,jj) = ff_f(ji,jj) / zwz(ji,jj) |
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[5836] | 231 | END DO |
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[5032] | 232 | END DO |
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[5836] | 233 | CASE ( 1 ) ! new formulation (masked averaging of e3t divided by the sum of mask) |
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[7698] | 234 | !$OMP PARALLEL DO schedule(static) private(jj, ji) |
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[5836] | 235 | DO jj = 1, jpjm1 |
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| 236 | DO ji = 1, jpim1 |
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[6140] | 237 | zwz(ji,jj) = ( ht_n(ji ,jj+1) + ht_n(ji+1,jj+1) + & |
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| 238 | & ht_n(ji ,jj ) + ht_n(ji+1,jj ) ) & |
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[5836] | 239 | & / ( MAX( 1._wp, tmask(ji ,jj+1, 1) + tmask(ji+1,jj+1, 1) + & |
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[4292] | 240 | & tmask(ji ,jj , 1) + tmask(ji+1,jj , 1) ) ) |
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[7646] | 241 | IF( zwz(ji,jj) /= 0._wp ) zwz(ji,jj) = ff_f(ji,jj) / zwz(ji,jj) |
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[5836] | 242 | END DO |
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[4292] | 243 | END DO |
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[5836] | 244 | END SELECT |
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[4292] | 245 | CALL lbc_lnk( zwz, 'F', 1._wp ) |
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[5836] | 246 | ! |
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[7698] | 247 | !$OMP PARALLEL |
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| 248 | !$OMP DO schedule(static) private(jj) |
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| 249 | DO jj = 1, jpj |
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| 250 | ftne(1,jj) = 0._wp ; ftnw(1,jj) = 0._wp ; ftse(1,jj) = 0._wp ; ftsw(1,jj) = 0._wp |
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| 251 | END DO |
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| 252 | !$OMP DO schedule(static) private(jj, ji) |
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[358] | 253 | DO jj = 2, jpj |
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[5836] | 254 | DO ji = 2, jpi |
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[4292] | 255 | ftne(ji,jj) = zwz(ji-1,jj ) + zwz(ji ,jj ) + zwz(ji ,jj-1) |
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| 256 | ftnw(ji,jj) = zwz(ji-1,jj-1) + zwz(ji-1,jj ) + zwz(ji ,jj ) |
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| 257 | ftse(ji,jj) = zwz(ji ,jj ) + zwz(ji ,jj-1) + zwz(ji-1,jj-1) |
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| 258 | ftsw(ji,jj) = zwz(ji ,jj-1) + zwz(ji-1,jj-1) + zwz(ji-1,jj ) |
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[358] | 259 | END DO |
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| 260 | END DO |
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[7698] | 261 | !$OMP END PARALLEL |
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[5836] | 262 | ! |
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| 263 | ELSE !== all other schemes (ENE, ENS, MIX) |
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[7698] | 264 | !$OMP PARALLEL DO schedule(static) private(jj, ji) |
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| 265 | DO jj = 1, jpj |
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| 266 | DO ji = 1, jpi |
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| 267 | zwz(ji,jj) = 0._wp |
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| 268 | zhf(ji,jj) = 0._wp |
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| 269 | END DO |
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| 270 | END DO |
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[7646] | 271 | |
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| 272 | !!gm assume 0 in both cases (xhich is almost surely WRONG ! ) as hvatf has been removed |
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| 273 | !!gm A priori a better value should be something like : |
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| 274 | !!gm zhf(i,j) = masked sum of ht(i,j) , ht(i+1,j) , ht(i,j+1) , (i+1,j+1) |
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| 275 | !!gm divided by the sum of the corresponding mask |
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| 276 | !!gm |
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| 277 | !! |
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| 278 | IF ( .not. ln_sco ) THEN |
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| 279 | |
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| 280 | !!gm agree the JC comment : this should be done in a much clear way |
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| 281 | |
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| 282 | ! JC: It not clear yet what should be the depth at f-points over land in z-coordinate case |
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| 283 | ! Set it to zero for the time being |
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| 284 | ! IF( rn_hmin < 0._wp ) THEN ; jk = - INT( rn_hmin ) ! from a nb of level |
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| 285 | ! ELSE ; jk = MINLOC( gdepw_0, mask = gdepw_0 > rn_hmin, dim = 1 ) ! from a depth |
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| 286 | ! ENDIF |
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| 287 | ! zhf(:,:) = gdepw_0(:,:,jk+1) |
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| 288 | ELSE |
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| 289 | !zhf(:,:) = hbatf(:,:) |
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[7698] | 290 | !$OMP PARALLEL DO schedule(static) private(ji,jj) |
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[7646] | 291 | DO jj = 1, jpjm1 |
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| 292 | DO ji = 1, jpim1 |
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| 293 | zhf(ji,jj) = MAX( 0._wp, & |
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| 294 | & ( ht_0(ji ,jj )*tmask(ji ,jj ,1) + & |
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| 295 | & ht_0(ji+1,jj )*tmask(ji+1,jj ,1) + & |
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| 296 | & ht_0(ji ,jj+1)*tmask(ji ,jj+1,1) + & |
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| 297 | & ht_0(ji+1,jj+1)*tmask(ji+1,jj+1,1) ) / & |
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| 298 | & ( tmask(ji ,jj ,1) + tmask(ji+1,jj ,1) +& |
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| 299 | & tmask(ji ,jj+1,1) + tmask(ji+1,jj+1,1) +& |
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| 300 | & rsmall ) ) |
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| 301 | END DO |
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| 302 | END DO |
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| 303 | END IF |
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| 304 | |
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[7698] | 305 | !$OMP PARALLEL |
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| 306 | !$OMP DO schedule(static) private(ji,jj) |
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[7646] | 307 | DO jj = 1, jpjm1 |
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[7698] | 308 | DO ji = 1, jpim1 |
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| 309 | zhf(ji,jj) = zhf(ji,jj) * (1._wp- umask(ji,jj,1) * umask(ji,jj+1,1)) |
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| 310 | END DO |
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[7646] | 311 | END DO |
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| 312 | !!gm end |
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[5836] | 313 | |
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[4292] | 314 | DO jk = 1, jpkm1 |
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[7698] | 315 | !$OMP DO schedule(static) private(ji,jj) |
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[4292] | 316 | DO jj = 1, jpjm1 |
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[7698] | 317 | DO ji = 1, jpi |
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| 318 | zhf(ji,jj) = zhf(ji,jj) + e3f_n(ji,jj,jk) * umask(ji,jj,jk) * umask(ji,jj+1,jk) |
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| 319 | END DO |
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[4292] | 320 | END DO |
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| 321 | END DO |
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[7698] | 322 | !$OMP END PARALLEL |
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[4370] | 323 | CALL lbc_lnk( zhf, 'F', 1._wp ) |
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[4292] | 324 | ! JC: TBC. hf should be greater than 0 |
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[7698] | 325 | !$OMP PARALLEL |
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| 326 | !$OMP DO schedule(static) private(jj, ji) |
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[4292] | 327 | DO jj = 1, jpj |
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| 328 | DO ji = 1, jpi |
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[4370] | 329 | IF( zhf(ji,jj) /= 0._wp ) zwz(ji,jj) = 1._wp / zhf(ji,jj) ! zhf is actually hf here but it saves an array |
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[4292] | 330 | END DO |
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| 331 | END DO |
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[7698] | 332 | !$OMP DO schedule(static) private(jj, ji) |
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| 333 | DO jj = 1, jpj |
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| 334 | DO ji = 1, jpi |
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| 335 | zwz(ji,jj) = ff_f(ji,jj) * zwz(ji,jj) |
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| 336 | END DO |
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| 337 | END DO |
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| 338 | !$OMP END PARALLEL |
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[358] | 339 | ENDIF |
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[508] | 340 | ENDIF |
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[1502] | 341 | ! |
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[4292] | 342 | ! If forward start at previous time step, and centered integration, |
---|
| 343 | ! then update averaging weights: |
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[5836] | 344 | IF (.NOT.ln_bt_fw .AND.( neuler==0 .AND. kt==nit000+1 ) ) THEN |
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[4292] | 345 | ll_fw_start=.FALSE. |
---|
| 346 | CALL ts_wgt(ln_bt_av, ll_fw_start, icycle, wgtbtp1, wgtbtp2) |
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| 347 | ENDIF |
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| 348 | |
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[358] | 349 | ! ----------------------------------------------------------------------------- |
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| 350 | ! Phase 1 : Coupling between general trend and barotropic estimates (1st step) |
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| 351 | ! ----------------------------------------------------------------------------- |
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[1502] | 352 | ! |
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[4292] | 353 | ! |
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[4354] | 354 | ! !* e3*d/dt(Ua) (Vertically integrated) |
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[4292] | 355 | ! ! -------------------------------------------------- |
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[7698] | 356 | !$OMP PARALLEL |
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| 357 | !$OMP DO schedule(static) private(jj, ji) |
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| 358 | DO jj = 1, jpj |
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| 359 | DO ji = 1, jpi |
---|
| 360 | zu_frc(ji,jj) = 0._wp |
---|
| 361 | zv_frc(ji,jj) = 0._wp |
---|
| 362 | END DO |
---|
| 363 | END DO |
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[1502] | 364 | ! |
---|
| 365 | DO jk = 1, jpkm1 |
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[7698] | 366 | !$OMP DO schedule(static) private(jj,ji) |
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| 367 | DO jj=1,jpj |
---|
| 368 | DO ji=1,jpi |
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| 369 | zu_frc(ji,jj) = zu_frc(ji,jj) + e3u_n(ji,jj,jk) * ua(ji,jj,jk) * umask(ji,jj,jk) |
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| 370 | zv_frc(ji,jj) = zv_frc(ji,jj) + e3v_n(ji,jj,jk) * va(ji,jj,jk) * vmask(ji,jj,jk) |
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| 371 | END DO |
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| 372 | END DO |
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[1502] | 373 | END DO |
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[4292] | 374 | ! |
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[7698] | 375 | !$OMP DO schedule(static) private(jj, ji) |
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| 376 | DO jj = 1, jpj |
---|
| 377 | DO ji = 1, jpi |
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| 378 | zu_frc(ji,jj) = zu_frc(ji,jj) * r1_hu_n(ji,jj) |
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| 379 | zv_frc(ji,jj) = zv_frc(ji,jj) * r1_hv_n(ji,jj) |
---|
| 380 | END DO |
---|
| 381 | END DO |
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[4292] | 382 | ! |
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[1502] | 383 | ! !* baroclinic momentum trend (remove the vertical mean trend) |
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[7698] | 384 | !$OMP DO schedule(static) private(jk,jj,ji) |
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[4292] | 385 | DO jk = 1, jpkm1 ! ----------------------------------------------------------- |
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[1502] | 386 | DO jj = 2, jpjm1 |
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| 387 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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[4292] | 388 | ua(ji,jj,jk) = ua(ji,jj,jk) - zu_frc(ji,jj) * umask(ji,jj,jk) |
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| 389 | va(ji,jj,jk) = va(ji,jj,jk) - zv_frc(ji,jj) * vmask(ji,jj,jk) |
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[1502] | 390 | END DO |
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[358] | 391 | END DO |
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[1502] | 392 | END DO |
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[7698] | 393 | !$OMP END DO NOWAIT |
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[7646] | 394 | |
---|
| 395 | !!gm Question here when removing the Vertically integrated trends, we remove the vertically integrated NL trends on momentum.... |
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| 396 | !!gm Is it correct to do so ? I think so... |
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| 397 | |
---|
| 398 | |
---|
[4292] | 399 | ! !* barotropic Coriolis trends (vorticity scheme dependent) |
---|
| 400 | ! ! -------------------------------------------------------- |
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[7698] | 401 | !$OMP DO schedule(static) private(jj, ji) |
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| 402 | DO jj = 1, jpj |
---|
| 403 | DO ji = 1, jpi |
---|
| 404 | zwx(ji,jj) = un_b(ji,jj) * hu_n(ji,jj) * e2u(ji,jj) ! now fluxes |
---|
| 405 | zwy(ji,jj) = vn_b(ji,jj) * hv_n(ji,jj) * e1v(ji,jj) |
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| 406 | END DO |
---|
| 407 | END DO |
---|
| 408 | !$OMP END PARALLEL |
---|
[1502] | 409 | ! |
---|
[358] | 410 | IF( ln_dynvor_ene .OR. ln_dynvor_mix ) THEN ! energy conserving or mixed scheme |
---|
[7698] | 411 | !$OMP PARALLEL DO schedule(static) private(jj,ji,zy1,zy2,zx1,zx2) |
---|
[358] | 412 | DO jj = 2, jpjm1 |
---|
| 413 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[5836] | 414 | zy1 = ( zwy(ji,jj-1) + zwy(ji+1,jj-1) ) * r1_e1u(ji,jj) |
---|
| 415 | zy2 = ( zwy(ji,jj ) + zwy(ji+1,jj ) ) * r1_e1u(ji,jj) |
---|
| 416 | zx1 = ( zwx(ji-1,jj) + zwx(ji-1,jj+1) ) * r1_e2v(ji,jj) |
---|
| 417 | zx2 = ( zwx(ji ,jj) + zwx(ji ,jj+1) ) * r1_e2v(ji,jj) |
---|
[358] | 418 | ! energy conserving formulation for planetary vorticity term |
---|
[4292] | 419 | zu_trd(ji,jj) = z1_4 * ( zwz(ji ,jj-1) * zy1 + zwz(ji,jj) * zy2 ) |
---|
| 420 | zv_trd(ji,jj) =-z1_4 * ( zwz(ji-1,jj ) * zx1 + zwz(ji,jj) * zx2 ) |
---|
[358] | 421 | END DO |
---|
| 422 | END DO |
---|
[508] | 423 | ! |
---|
[4374] | 424 | ELSEIF ( ln_dynvor_ens ) THEN ! enstrophy conserving scheme |
---|
[7698] | 425 | !$OMP PARALLEL DO schedule(static) private(jj,ji,zy1,zx1) |
---|
[358] | 426 | DO jj = 2, jpjm1 |
---|
| 427 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[4292] | 428 | zy1 = z1_8 * ( zwy(ji ,jj-1) + zwy(ji+1,jj-1) & |
---|
[5836] | 429 | & + zwy(ji ,jj ) + zwy(ji+1,jj ) ) * r1_e1u(ji,jj) |
---|
[4292] | 430 | zx1 = - z1_8 * ( zwx(ji-1,jj ) + zwx(ji-1,jj+1) & |
---|
[5836] | 431 | & + zwx(ji ,jj ) + zwx(ji ,jj+1) ) * r1_e2v(ji,jj) |
---|
[4292] | 432 | zu_trd(ji,jj) = zy1 * ( zwz(ji ,jj-1) + zwz(ji,jj) ) |
---|
| 433 | zv_trd(ji,jj) = zx1 * ( zwz(ji-1,jj ) + zwz(ji,jj) ) |
---|
[358] | 434 | END DO |
---|
| 435 | END DO |
---|
[508] | 436 | ! |
---|
[5836] | 437 | ELSEIF ( ln_dynvor_een ) THEN ! enstrophy and energy conserving scheme |
---|
[7698] | 438 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
[358] | 439 | DO jj = 2, jpjm1 |
---|
| 440 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[5836] | 441 | zu_trd(ji,jj) = + z1_12 * r1_e1u(ji,jj) * ( ftne(ji,jj ) * zwy(ji ,jj ) & |
---|
| 442 | & + ftnw(ji+1,jj) * zwy(ji+1,jj ) & |
---|
| 443 | & + ftse(ji,jj ) * zwy(ji ,jj-1) & |
---|
| 444 | & + ftsw(ji+1,jj) * zwy(ji+1,jj-1) ) |
---|
| 445 | zv_trd(ji,jj) = - z1_12 * r1_e2v(ji,jj) * ( ftsw(ji,jj+1) * zwx(ji-1,jj+1) & |
---|
| 446 | & + ftse(ji,jj+1) * zwx(ji ,jj+1) & |
---|
| 447 | & + ftnw(ji,jj ) * zwx(ji-1,jj ) & |
---|
| 448 | & + ftne(ji,jj ) * zwx(ji ,jj ) ) |
---|
[358] | 449 | END DO |
---|
| 450 | END DO |
---|
[508] | 451 | ! |
---|
[4292] | 452 | ENDIF |
---|
| 453 | ! |
---|
[1502] | 454 | ! !* Right-Hand-Side of the barotropic momentum equation |
---|
| 455 | ! ! ---------------------------------------------------- |
---|
[6140] | 456 | IF( .NOT.ln_linssh ) THEN ! Variable volume : remove surface pressure gradient |
---|
[6152] | 457 | IF( ln_wd ) THEN ! Calculating and applying W/D gravity filters |
---|
[7698] | 458 | !$OMP PARALLEL DO schedule(static) private(jj,ji,ll_tmp1,ll_tmp2) |
---|
[7646] | 459 | DO jj = 2, jpjm1 |
---|
| 460 | DO ji = 2, jpim1 |
---|
| 461 | ll_tmp1 = MIN( sshn(ji,jj) , sshn(ji+1,jj) ) > & |
---|
| 462 | & MAX( -ht_wd(ji,jj) , -ht_wd(ji+1,jj) ) .AND. & |
---|
| 463 | & MAX( sshn(ji,jj) + ht_wd(ji,jj), sshn(ji+1,jj) + ht_wd(ji+1,jj) ) & |
---|
| 464 | & > rn_wdmin1 + rn_wdmin2 |
---|
| 465 | ll_tmp2 = ( ABS( sshn(ji+1,jj) - sshn(ji ,jj)) > 1.E-12 ).AND.( & |
---|
| 466 | & MAX( sshn(ji,jj) , sshn(ji+1,jj) ) > & |
---|
| 467 | & MAX( -ht_wd(ji,jj) , -ht_wd(ji+1,jj) ) + rn_wdmin1 + rn_wdmin2 ) |
---|
| 468 | |
---|
[6152] | 469 | IF(ll_tmp1) THEN |
---|
[7646] | 470 | zcpx(ji,jj) = 1.0_wp |
---|
| 471 | ELSE IF(ll_tmp2) THEN |
---|
| 472 | ! no worries about sshn(ji+1,jj) - sshn(ji ,jj) = 0, it won't happen ! here |
---|
| 473 | zcpx(ji,jj) = ABS( (sshn(ji+1,jj) + ht_wd(ji+1,jj) - sshn(ji,jj) - ht_wd(ji,jj)) & |
---|
| 474 | & / (sshn(ji+1,jj) - sshn(ji ,jj)) ) |
---|
[6152] | 475 | ELSE |
---|
[7646] | 476 | zcpx(ji,jj) = 0._wp |
---|
[6152] | 477 | END IF |
---|
[7646] | 478 | |
---|
| 479 | ll_tmp1 = MIN( sshn(ji,jj) , sshn(ji,jj+1) ) > & |
---|
| 480 | & MAX( -ht_wd(ji,jj) , -ht_wd(ji,jj+1) ) .AND. & |
---|
| 481 | & MAX( sshn(ji,jj) + ht_wd(ji,jj), sshn(ji,jj+1) + ht_wd(ji,jj+1) ) & |
---|
| 482 | & > rn_wdmin1 + rn_wdmin2 |
---|
| 483 | ll_tmp2 = ( ABS( sshn(ji,jj) - sshn(ji,jj+1)) > 1.E-12 ).AND.( & |
---|
| 484 | & MAX( sshn(ji,jj) , sshn(ji,jj+1) ) > & |
---|
| 485 | & MAX( -ht_wd(ji,jj) , -ht_wd(ji,jj+1) ) + rn_wdmin1 + rn_wdmin2 ) |
---|
| 486 | |
---|
[6152] | 487 | IF(ll_tmp1) THEN |
---|
[7646] | 488 | zcpy(ji,jj) = 1.0_wp |
---|
| 489 | ELSE IF(ll_tmp2) THEN |
---|
| 490 | ! no worries about sshn(ji,jj+1) - sshn(ji,jj ) = 0, it won't happen ! here |
---|
| 491 | zcpy(ji,jj) = ABS( (sshn(ji,jj+1) + ht_wd(ji,jj+1) - sshn(ji,jj) - ht_wd(ji,jj)) & |
---|
| 492 | & / (sshn(ji,jj+1) - sshn(ji,jj )) ) |
---|
[6152] | 493 | ELSE |
---|
[7646] | 494 | zcpy(ji,jj) = 0._wp |
---|
| 495 | END IF |
---|
| 496 | END DO |
---|
[6152] | 497 | END DO |
---|
[7646] | 498 | |
---|
[7698] | 499 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
[6152] | 500 | DO jj = 2, jpjm1 |
---|
| 501 | DO ji = 2, jpim1 |
---|
[7646] | 502 | zu_trd(ji,jj) = zu_trd(ji,jj) - grav * ( sshn(ji+1,jj ) - sshn(ji ,jj ) ) & |
---|
| 503 | & * r1_e1u(ji,jj) * zcpx(ji,jj) |
---|
| 504 | zv_trd(ji,jj) = zv_trd(ji,jj) - grav * ( sshn(ji ,jj+1) - sshn(ji ,jj ) ) & |
---|
| 505 | & * r1_e2v(ji,jj) * zcpy(ji,jj) |
---|
[6152] | 506 | END DO |
---|
| 507 | END DO |
---|
| 508 | |
---|
| 509 | ELSE |
---|
| 510 | |
---|
[7698] | 511 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
[6152] | 512 | DO jj = 2, jpjm1 |
---|
| 513 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 514 | zu_trd(ji,jj) = zu_trd(ji,jj) - grav * ( sshn(ji+1,jj ) - sshn(ji ,jj ) ) * r1_e1u(ji,jj) |
---|
| 515 | zv_trd(ji,jj) = zv_trd(ji,jj) - grav * ( sshn(ji ,jj+1) - sshn(ji ,jj ) ) * r1_e2v(ji,jj) |
---|
| 516 | END DO |
---|
| 517 | END DO |
---|
| 518 | ENDIF |
---|
| 519 | |
---|
[1502] | 520 | ENDIF |
---|
[358] | 521 | |
---|
[7698] | 522 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
[4292] | 523 | DO jj = 2, jpjm1 ! Remove coriolis term (and possibly spg) from barotropic trend |
---|
[358] | 524 | DO ji = fs_2, fs_jpim1 |
---|
[6140] | 525 | zu_frc(ji,jj) = zu_frc(ji,jj) - zu_trd(ji,jj) * ssumask(ji,jj) |
---|
| 526 | zv_frc(ji,jj) = zv_frc(ji,jj) - zv_trd(ji,jj) * ssvmask(ji,jj) |
---|
[3294] | 527 | END DO |
---|
[4292] | 528 | END DO |
---|
| 529 | ! |
---|
| 530 | ! ! Add bottom stress contribution from baroclinic velocities: |
---|
| 531 | IF (ln_bt_fw) THEN |
---|
[7698] | 532 | !$OMP PARALLEL DO schedule(static) private(jj,ji,ikbu,ikbv) |
---|
[4292] | 533 | DO jj = 2, jpjm1 |
---|
| 534 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 535 | ikbu = mbku(ji,jj) |
---|
| 536 | ikbv = mbkv(ji,jj) |
---|
| 537 | zwx(ji,jj) = un(ji,jj,ikbu) - un_b(ji,jj) ! NOW bottom baroclinic velocities |
---|
| 538 | zwy(ji,jj) = vn(ji,jj,ikbv) - vn_b(ji,jj) |
---|
| 539 | END DO |
---|
| 540 | END DO |
---|
[3294] | 541 | ELSE |
---|
[7698] | 542 | !$OMP PARALLEL DO schedule(static) private(jj,ji,ikbu,ikbv) |
---|
[4292] | 543 | DO jj = 2, jpjm1 |
---|
| 544 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 545 | ikbu = mbku(ji,jj) |
---|
| 546 | ikbv = mbkv(ji,jj) |
---|
| 547 | zwx(ji,jj) = ub(ji,jj,ikbu) - ub_b(ji,jj) ! BEFORE bottom baroclinic velocities |
---|
| 548 | zwy(ji,jj) = vb(ji,jj,ikbv) - vb_b(ji,jj) |
---|
| 549 | END DO |
---|
| 550 | END DO |
---|
| 551 | ENDIF |
---|
[1502] | 552 | ! |
---|
[4292] | 553 | ! Note that the "unclipped" bottom friction parameter is used even with explicit drag |
---|
[6152] | 554 | IF( ln_wd ) THEN |
---|
[7698] | 555 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 556 | DO jj = 1, jpj |
---|
| 557 | DO ji = 1, jpi ! vector opt. |
---|
| 558 | zu_frc(ji,jj) = zu_frc(ji,jj) + MAX(r1_hu_n(ji,jj) * bfrua(ji,jj),-1._wp / rdtbt) * zwx(ji,jj) |
---|
| 559 | zv_frc(ji,jj) = zv_frc(ji,jj) + MAX(r1_hv_n(ji,jj) * bfrva(ji,jj),-1._wp / rdtbt) * zwy(ji,jj) |
---|
| 560 | END DO |
---|
| 561 | END DO |
---|
[6152] | 562 | ELSE |
---|
[7698] | 563 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 564 | DO jj = 1, jpj |
---|
| 565 | DO ji = 1, jpi |
---|
| 566 | zu_frc(ji,jj) = zu_frc(ji,jj) + r1_hu_n(ji,jj) * bfrua(ji,jj) * zwx(ji,jj) |
---|
| 567 | zv_frc(ji,jj) = zv_frc(ji,jj) + r1_hv_n(ji,jj) * bfrva(ji,jj) * zwy(ji,jj) |
---|
| 568 | END DO |
---|
| 569 | END DO |
---|
[6152] | 570 | END IF |
---|
| 571 | ! |
---|
[6140] | 572 | ! ! Add top stress contribution from baroclinic velocities: |
---|
[7646] | 573 | IF( ln_bt_fw ) THEN |
---|
[7698] | 574 | !$OMP PARALLEL DO schedule(static) private(jj,ji,iktu,iktv) |
---|
[6140] | 575 | DO jj = 2, jpjm1 |
---|
| 576 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 577 | iktu = miku(ji,jj) |
---|
| 578 | iktv = mikv(ji,jj) |
---|
| 579 | zwx(ji,jj) = un(ji,jj,iktu) - un_b(ji,jj) ! NOW top baroclinic velocities |
---|
| 580 | zwy(ji,jj) = vn(ji,jj,iktv) - vn_b(ji,jj) |
---|
| 581 | END DO |
---|
| 582 | END DO |
---|
| 583 | ELSE |
---|
[7698] | 584 | !$OMP PARALLEL DO schedule(static) private(jj,ji,iktu,iktv) |
---|
[6140] | 585 | DO jj = 2, jpjm1 |
---|
| 586 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 587 | iktu = miku(ji,jj) |
---|
| 588 | iktv = mikv(ji,jj) |
---|
| 589 | zwx(ji,jj) = ub(ji,jj,iktu) - ub_b(ji,jj) ! BEFORE top baroclinic velocities |
---|
| 590 | zwy(ji,jj) = vb(ji,jj,iktv) - vb_b(ji,jj) |
---|
| 591 | END DO |
---|
| 592 | END DO |
---|
| 593 | ENDIF |
---|
| 594 | ! |
---|
| 595 | ! Note that the "unclipped" top friction parameter is used even with explicit drag |
---|
[7698] | 596 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 597 | DO jj = 1, jpj |
---|
| 598 | DO ji = 1, jpi |
---|
| 599 | zu_frc(ji,jj) = zu_frc(ji,jj) + r1_hu_n(ji,jj) * tfrua(ji,jj) * zwx(ji,jj) |
---|
| 600 | zv_frc(ji,jj) = zv_frc(ji,jj) + r1_hv_n(ji,jj) * tfrva(ji,jj) * zwy(ji,jj) |
---|
| 601 | END DO |
---|
| 602 | END DO |
---|
[6140] | 603 | ! |
---|
[4292] | 604 | IF (ln_bt_fw) THEN ! Add wind forcing |
---|
[7698] | 605 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 606 | DO jj = 1, jpj |
---|
| 607 | DO ji = 1, jpi |
---|
| 608 | zu_frc(ji,jj) = zu_frc(ji,jj) + zraur * utau(ji,jj) * r1_hu_n(ji,jj) |
---|
| 609 | zv_frc(ji,jj) = zv_frc(ji,jj) + zraur * vtau(ji,jj) * r1_hv_n(ji,jj) |
---|
| 610 | END DO |
---|
| 611 | END DO |
---|
[2724] | 612 | ELSE |
---|
[7698] | 613 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 614 | DO jj = 1, jpj |
---|
| 615 | DO ji = 1, jpi |
---|
| 616 | zu_frc(ji,jj) = zu_frc(ji,jj) + zraur * z1_2 * ( utau_b(ji,jj) + utau(ji,jj) ) * r1_hu_n(ji,jj) |
---|
| 617 | zv_frc(ji,jj) = zv_frc(ji,jj) + zraur * z1_2 * ( vtau_b(ji,jj) + vtau(ji,jj) ) * r1_hv_n(ji,jj) |
---|
| 618 | END DO |
---|
| 619 | END DO |
---|
[4292] | 620 | ENDIF |
---|
| 621 | ! |
---|
| 622 | IF ( ln_apr_dyn ) THEN ! Add atm pressure forcing |
---|
| 623 | IF (ln_bt_fw) THEN |
---|
[7698] | 624 | !$OMP PARALLEL DO schedule(static) private(jj,ji,zu_spg,zv_spg) |
---|
[4292] | 625 | DO jj = 2, jpjm1 |
---|
| 626 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[5836] | 627 | zu_spg = grav * ( ssh_ib (ji+1,jj ) - ssh_ib (ji,jj) ) * r1_e1u(ji,jj) |
---|
| 628 | zv_spg = grav * ( ssh_ib (ji ,jj+1) - ssh_ib (ji,jj) ) * r1_e2v(ji,jj) |
---|
[4292] | 629 | zu_frc(ji,jj) = zu_frc(ji,jj) + zu_spg |
---|
| 630 | zv_frc(ji,jj) = zv_frc(ji,jj) + zv_spg |
---|
| 631 | END DO |
---|
| 632 | END DO |
---|
| 633 | ELSE |
---|
[7698] | 634 | !$OMP PARALLEL DO schedule(static) private(jj,ji,zu_spg,zv_spg) |
---|
[4292] | 635 | DO jj = 2, jpjm1 |
---|
| 636 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 637 | zu_spg = grav * z1_2 * ( ssh_ib (ji+1,jj ) - ssh_ib (ji,jj) & |
---|
[5836] | 638 | & + ssh_ibb(ji+1,jj ) - ssh_ibb(ji,jj) ) * r1_e1u(ji,jj) |
---|
[4292] | 639 | zv_spg = grav * z1_2 * ( ssh_ib (ji ,jj+1) - ssh_ib (ji,jj) & |
---|
[5836] | 640 | & + ssh_ibb(ji ,jj+1) - ssh_ibb(ji,jj) ) * r1_e2v(ji,jj) |
---|
[4292] | 641 | zu_frc(ji,jj) = zu_frc(ji,jj) + zu_spg |
---|
| 642 | zv_frc(ji,jj) = zv_frc(ji,jj) + zv_spg |
---|
| 643 | END DO |
---|
| 644 | END DO |
---|
| 645 | ENDIF |
---|
[2724] | 646 | ENDIF |
---|
[4292] | 647 | ! !* Right-Hand-Side of the barotropic ssh equation |
---|
| 648 | ! ! ----------------------------------------------- |
---|
| 649 | ! ! Surface net water flux and rivers |
---|
| 650 | IF (ln_bt_fw) THEN |
---|
[7698] | 651 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 652 | DO jj = 1, jpj |
---|
| 653 | DO ji = 1, jpi |
---|
| 654 | zssh_frc(ji,jj) = zraur * ( emp(ji,jj) - rnf(ji,jj) + fwfisf(ji,jj) ) |
---|
| 655 | END DO |
---|
| 656 | END DO |
---|
[4292] | 657 | ELSE |
---|
[7698] | 658 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 659 | DO jj = 1, jpj |
---|
| 660 | DO ji = 1, jpi |
---|
| 661 | zssh_frc(ji,jj) = zraur * z1_2 * ( emp(ji,jj) + emp_b(ji,jj) - rnf(ji,jj) - rnf_b(ji,jj) & |
---|
| 662 | & + fwfisf(ji,jj) + fwfisf_b(ji,jj) ) |
---|
| 663 | END DO |
---|
| 664 | END DO |
---|
[4292] | 665 | ENDIF |
---|
[7646] | 666 | ! |
---|
| 667 | IF( ln_sdw ) THEN ! Stokes drift divergence added if necessary |
---|
[7698] | 668 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 669 | DO jj = 1, jpj |
---|
| 670 | DO ji = 1, jpi |
---|
| 671 | zssh_frc(ji,jj) = zssh_frc(ji,jj) + div_sd(ji,jj) |
---|
| 672 | END DO |
---|
| 673 | END DO |
---|
[7646] | 674 | ENDIF |
---|
| 675 | ! |
---|
[4292] | 676 | #if defined key_asminc |
---|
| 677 | ! ! Include the IAU weighted SSH increment |
---|
| 678 | IF( lk_asminc .AND. ln_sshinc .AND. ln_asmiau ) THEN |
---|
[7698] | 679 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 680 | DO jj = 1, jpj |
---|
| 681 | DO ji = 1, jpi |
---|
| 682 | zssh_frc(ji,jj) = zssh_frc(ji,jj) - ssh_iau(ji,jj) |
---|
| 683 | END DO |
---|
| 684 | END DO |
---|
[4292] | 685 | ENDIF |
---|
| 686 | #endif |
---|
[5656] | 687 | ! !* Fill boundary data arrays for AGRIF |
---|
| 688 | ! ! ------------------------------------ |
---|
[4486] | 689 | #if defined key_agrif |
---|
| 690 | IF( .NOT.Agrif_Root() ) CALL agrif_dta_ts( kt ) |
---|
| 691 | #endif |
---|
[4292] | 692 | ! |
---|
[358] | 693 | ! ----------------------------------------------------------------------- |
---|
[4292] | 694 | ! Phase 2 : Integration of the barotropic equations |
---|
[358] | 695 | ! ----------------------------------------------------------------------- |
---|
[1502] | 696 | ! |
---|
| 697 | ! ! ==================== ! |
---|
| 698 | ! ! Initialisations ! |
---|
[4292] | 699 | ! ! ==================== ! |
---|
[4370] | 700 | ! Initialize barotropic variables: |
---|
[4770] | 701 | IF( ll_init )THEN |
---|
[7698] | 702 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 703 | DO jj = 1, jpj |
---|
| 704 | DO ji = 1, jpi |
---|
| 705 | sshbb_e(ji,jj) = 0._wp |
---|
| 706 | ubb_e (ji,jj) = 0._wp |
---|
| 707 | vbb_e (ji,jj) = 0._wp |
---|
| 708 | sshb_e (ji,jj) = 0._wp |
---|
| 709 | ub_e (ji,jj) = 0._wp |
---|
| 710 | vb_e (ji,jj) = 0._wp |
---|
| 711 | END DO |
---|
| 712 | END DO |
---|
[4700] | 713 | ENDIF |
---|
[6152] | 714 | |
---|
[4700] | 715 | ! |
---|
[4370] | 716 | IF (ln_bt_fw) THEN ! FORWARD integration: start from NOW fields |
---|
[7698] | 717 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 718 | DO jj = 1, jpj |
---|
| 719 | DO ji = 1, jpi |
---|
| 720 | sshn_e(ji,jj) = sshn(ji,jj) |
---|
| 721 | un_e (ji,jj) = un_b(ji,jj) |
---|
| 722 | vn_e (ji,jj) = vn_b(ji,jj) |
---|
| 723 | ! |
---|
| 724 | hu_e (ji,jj) = hu_n(ji,jj) |
---|
| 725 | hv_e (ji,jj) = hv_n(ji,jj) |
---|
| 726 | hur_e (ji,jj) = r1_hu_n(ji,jj) |
---|
| 727 | hvr_e (ji,jj) = r1_hv_n(ji,jj) |
---|
| 728 | END DO |
---|
| 729 | END DO |
---|
[4370] | 730 | ELSE ! CENTRED integration: start from BEFORE fields |
---|
[7698] | 731 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 732 | DO jj = 1, jpj |
---|
| 733 | DO ji = 1, jpi |
---|
| 734 | sshn_e(ji,jj) = sshb(ji,jj) |
---|
| 735 | un_e (ji,jj) = ub_b(ji,jj) |
---|
| 736 | vn_e (ji,jj) = vb_b(ji,jj) |
---|
| 737 | ! |
---|
| 738 | hu_e (ji,jj) = hu_b(ji,jj) |
---|
| 739 | hv_e (ji,jj) = hv_b(ji,jj) |
---|
| 740 | hur_e (ji,jj) = r1_hu_b(ji,jj) |
---|
| 741 | hvr_e (ji,jj) = r1_hv_b(ji,jj) |
---|
| 742 | END DO |
---|
| 743 | END DO |
---|
[4292] | 744 | ENDIF |
---|
| 745 | ! |
---|
| 746 | ! |
---|
[4370] | 747 | ! |
---|
[4292] | 748 | ! Initialize sums: |
---|
[7698] | 749 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 750 | DO jj = 1, jpj |
---|
| 751 | DO ji = 1, jpi |
---|
| 752 | ua_b (ji,jj) = 0._wp ! After barotropic velocities (or transport if flux form) |
---|
| 753 | va_b (ji,jj) = 0._wp |
---|
| 754 | ssha (ji,jj) = 0._wp ! Sum for after averaged sea level |
---|
| 755 | un_adv(ji,jj) = 0._wp ! Sum for now transport issued from ts loop |
---|
| 756 | vn_adv(ji,jj) = 0._wp |
---|
| 757 | END DO |
---|
| 758 | END DO |
---|
[1502] | 759 | ! ! ==================== ! |
---|
[4292] | 760 | DO jn = 1, icycle ! sub-time-step loop ! |
---|
[1502] | 761 | ! ! ==================== ! |
---|
[3294] | 762 | ! !* Update the forcing (BDY and tides) |
---|
[1502] | 763 | ! ! ------------------ |
---|
[4292] | 764 | ! Update only tidal forcing at open boundaries |
---|
| 765 | #if defined key_tide |
---|
[7646] | 766 | IF( ln_bdy .AND. ln_tide ) CALL bdy_dta_tides( kt, kit=jn, time_offset= noffset+1 ) |
---|
| 767 | IF( ln_tide_pot .AND. ln_tide ) CALL upd_tide ( kt, kit=jn, time_offset= noffset ) |
---|
[4292] | 768 | #endif |
---|
| 769 | ! |
---|
| 770 | ! Set extrapolation coefficients for predictor step: |
---|
| 771 | IF ((jn<3).AND.ll_init) THEN ! Forward |
---|
| 772 | za1 = 1._wp |
---|
| 773 | za2 = 0._wp |
---|
| 774 | za3 = 0._wp |
---|
| 775 | ELSE ! AB3-AM4 Coefficients: bet=0.281105 |
---|
| 776 | za1 = 1.781105_wp ! za1 = 3/2 + bet |
---|
| 777 | za2 = -1.06221_wp ! za2 = -(1/2 + 2*bet) |
---|
| 778 | za3 = 0.281105_wp ! za3 = bet |
---|
| 779 | ENDIF |
---|
[367] | 780 | |
---|
[4292] | 781 | ! Extrapolate barotropic velocities at step jit+0.5: |
---|
[7698] | 782 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 783 | DO jj = 1, jpj |
---|
| 784 | DO ji = 1, jpi |
---|
| 785 | ua_e(ji,jj) = za1 * un_e(ji,jj) + za2 * ub_e(ji,jj) + za3 * ubb_e(ji,jj) |
---|
| 786 | va_e(ji,jj) = za1 * vn_e(ji,jj) + za2 * vb_e(ji,jj) + za3 * vbb_e(ji,jj) |
---|
| 787 | END DO |
---|
| 788 | END DO |
---|
[4292] | 789 | |
---|
[6140] | 790 | IF( .NOT.ln_linssh ) THEN !* Update ocean depth (variable volume case only) |
---|
[4292] | 791 | ! ! ------------------ |
---|
| 792 | ! Extrapolate Sea Level at step jit+0.5: |
---|
[7698] | 793 | !$OMP PARALLEL |
---|
| 794 | !$OMP DO schedule(static) private(jj,ji) |
---|
| 795 | DO jj = 1, jpj |
---|
| 796 | DO ji = 1, jpi |
---|
| 797 | zsshp2_e(ji,jj) = za1 * sshn_e(ji,jj) + za2 * sshb_e(ji,jj) + za3 * sshbb_e(ji,jj) |
---|
| 798 | END DO |
---|
| 799 | END DO |
---|
[4292] | 800 | ! |
---|
[7698] | 801 | !$OMP DO schedule(static) private(jj,ji) |
---|
[4292] | 802 | DO jj = 2, jpjm1 ! Sea Surface Height at u- & v-points |
---|
| 803 | DO ji = 2, fs_jpim1 ! Vector opt. |
---|
[6140] | 804 | zwx(ji,jj) = z1_2 * ssumask(ji,jj) * r1_e1e2u(ji,jj) & |
---|
[5836] | 805 | & * ( e1e2t(ji ,jj) * zsshp2_e(ji ,jj) & |
---|
| 806 | & + e1e2t(ji+1,jj) * zsshp2_e(ji+1,jj) ) |
---|
[6140] | 807 | zwy(ji,jj) = z1_2 * ssvmask(ji,jj) * r1_e1e2v(ji,jj) & |
---|
[5836] | 808 | & * ( e1e2t(ji,jj ) * zsshp2_e(ji,jj ) & |
---|
| 809 | & + e1e2t(ji,jj+1) * zsshp2_e(ji,jj+1) ) |
---|
[4292] | 810 | END DO |
---|
| 811 | END DO |
---|
[7698] | 812 | !$OMP END PARALLEL |
---|
[5429] | 813 | CALL lbc_lnk_multi( zwx, 'U', 1._wp, zwy, 'V', 1._wp ) |
---|
[4292] | 814 | ! |
---|
[7698] | 815 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 816 | DO jj = 1, jpj |
---|
| 817 | DO ji = 1, jpi |
---|
| 818 | zhup2_e (ji,jj) = hu_0(ji,jj) + zwx(ji,jj) ! Ocean depth at U- and V-points |
---|
| 819 | zhvp2_e (ji,jj) = hv_0(ji,jj) + zwy(ji,jj) |
---|
| 820 | END DO |
---|
| 821 | END DO |
---|
[4370] | 822 | ELSE |
---|
[7698] | 823 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 824 | DO jj = 1, jpj |
---|
| 825 | DO ji = 1, jpi |
---|
| 826 | zhup2_e (ji,jj) = hu_n(ji,jj) |
---|
| 827 | zhvp2_e (ji,jj) = hv_n(ji,jj) |
---|
| 828 | END DO |
---|
| 829 | END DO |
---|
[4292] | 830 | ENDIF |
---|
| 831 | ! !* after ssh |
---|
[1502] | 832 | ! ! ----------- |
---|
[4292] | 833 | ! One should enforce volume conservation at open boundaries here |
---|
| 834 | ! considering fluxes below: |
---|
| 835 | ! |
---|
[7698] | 836 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 837 | DO jj = 1, jpj |
---|
| 838 | DO ji = 1, jpi |
---|
| 839 | zwx(ji,jj) = e2u(ji,jj) * ua_e(ji,jj) * zhup2_e(ji,jj) ! fluxes at jn+0.5 |
---|
| 840 | zwy(ji,jj) = e1v(ji,jj) * va_e(ji,jj) * zhvp2_e(ji,jj) |
---|
| 841 | END DO |
---|
| 842 | END DO |
---|
| 843 | |
---|
[4486] | 844 | ! |
---|
| 845 | #if defined key_agrif |
---|
[6140] | 846 | ! Set fluxes during predictor step to ensure volume conservation |
---|
| 847 | IF( .NOT.Agrif_Root() .AND. ln_bt_fw ) THEN |
---|
[4486] | 848 | IF((nbondi == -1).OR.(nbondi == 2)) THEN |
---|
| 849 | DO jj=1,jpj |
---|
| 850 | zwx(2,jj) = ubdy_w(jj) * e2u(2,jj) |
---|
| 851 | END DO |
---|
| 852 | ENDIF |
---|
| 853 | IF((nbondi == 1).OR.(nbondi == 2)) THEN |
---|
| 854 | DO jj=1,jpj |
---|
| 855 | zwx(nlci-2,jj) = ubdy_e(jj) * e2u(nlci-2,jj) |
---|
| 856 | END DO |
---|
| 857 | ENDIF |
---|
| 858 | IF((nbondj == -1).OR.(nbondj == 2)) THEN |
---|
| 859 | DO ji=1,jpi |
---|
| 860 | zwy(ji,2) = vbdy_s(ji) * e1v(ji,2) |
---|
| 861 | END DO |
---|
| 862 | ENDIF |
---|
| 863 | IF((nbondj == 1).OR.(nbondj == 2)) THEN |
---|
| 864 | DO ji=1,jpi |
---|
| 865 | zwy(ji,nlcj-2) = vbdy_n(ji) * e1v(ji,nlcj-2) |
---|
| 866 | END DO |
---|
| 867 | ENDIF |
---|
| 868 | ENDIF |
---|
| 869 | #endif |
---|
[6152] | 870 | IF( ln_wd ) CALL wad_lmt_bt(zwx, zwy, sshn_e, zssh_frc, rdtbt) |
---|
[4486] | 871 | ! |
---|
| 872 | ! Sum over sub-time-steps to compute advective velocities |
---|
| 873 | za2 = wgtbtp2(jn) |
---|
[7698] | 874 | !$OMP PARALLEL |
---|
| 875 | !$OMP DO schedule(static) private(jj,ji) |
---|
| 876 | DO jj = 1, jpj |
---|
| 877 | DO ji = 1, jpi |
---|
| 878 | un_adv(ji,jj) = un_adv(ji,jj) + za2 * zwx(ji,jj) * r1_e2u(ji,jj) |
---|
| 879 | vn_adv(ji,jj) = vn_adv(ji,jj) + za2 * zwy(ji,jj) * r1_e1v(ji,jj) |
---|
| 880 | END DO |
---|
| 881 | END DO |
---|
| 882 | !$OMP END DO NOWAIT |
---|
[4486] | 883 | ! |
---|
| 884 | ! Set next sea level: |
---|
[7698] | 885 | !$OMP DO schedule(static) private(jj,ji) |
---|
[4292] | 886 | DO jj = 2, jpjm1 |
---|
[358] | 887 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[4292] | 888 | zhdiv(ji,jj) = ( zwx(ji,jj) - zwx(ji-1,jj) & |
---|
[5836] | 889 | & + zwy(ji,jj) - zwy(ji,jj-1) ) * r1_e1e2t(ji,jj) |
---|
[358] | 890 | END DO |
---|
| 891 | END DO |
---|
[7698] | 892 | !$OMP DO schedule(static) private(jj,ji) |
---|
| 893 | DO jj = 1, jpj |
---|
| 894 | DO ji = 1, jpi |
---|
| 895 | ssha_e(ji,jj) = ( sshn_e(ji,jj) - rdtbt * ( zssh_frc(ji,jj) + zhdiv(ji,jj) ) ) * ssmask(ji,jj) |
---|
| 896 | END DO |
---|
| 897 | END DO |
---|
| 898 | !$OMP END PARALLEL |
---|
[4292] | 899 | CALL lbc_lnk( ssha_e, 'T', 1._wp ) |
---|
| 900 | |
---|
[6140] | 901 | ! Duplicate sea level across open boundaries (this is only cosmetic if linssh=T) |
---|
[7646] | 902 | IF( ln_bdy ) CALL bdy_ssh( ssha_e ) |
---|
[4292] | 903 | #if defined key_agrif |
---|
[6140] | 904 | IF( .NOT.Agrif_Root() ) CALL agrif_ssh_ts( jn ) |
---|
[4292] | 905 | #endif |
---|
| 906 | ! |
---|
| 907 | ! Sea Surface Height at u-,v-points (vvl case only) |
---|
[6140] | 908 | IF( .NOT.ln_linssh ) THEN |
---|
[7698] | 909 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
[4292] | 910 | DO jj = 2, jpjm1 |
---|
| 911 | DO ji = 2, jpim1 ! NO Vector Opt. |
---|
[6140] | 912 | zsshu_a(ji,jj) = z1_2 * ssumask(ji,jj) * r1_e1e2u(ji,jj) & |
---|
| 913 | & * ( e1e2t(ji ,jj ) * ssha_e(ji ,jj ) & |
---|
| 914 | & + e1e2t(ji+1,jj ) * ssha_e(ji+1,jj ) ) |
---|
| 915 | zsshv_a(ji,jj) = z1_2 * ssvmask(ji,jj) * r1_e1e2v(ji,jj) & |
---|
| 916 | & * ( e1e2t(ji ,jj ) * ssha_e(ji ,jj ) & |
---|
| 917 | & + e1e2t(ji ,jj+1) * ssha_e(ji ,jj+1) ) |
---|
[4292] | 918 | END DO |
---|
[358] | 919 | END DO |
---|
[5429] | 920 | CALL lbc_lnk_multi( zsshu_a, 'U', 1._wp, zsshv_a, 'V', 1._wp ) |
---|
[4292] | 921 | ENDIF |
---|
| 922 | ! |
---|
| 923 | ! Half-step back interpolation of SSH for surface pressure computation: |
---|
| 924 | !---------------------------------------------------------------------- |
---|
| 925 | IF ((jn==1).AND.ll_init) THEN |
---|
| 926 | za0=1._wp ! Forward-backward |
---|
| 927 | za1=0._wp |
---|
| 928 | za2=0._wp |
---|
| 929 | za3=0._wp |
---|
| 930 | ELSEIF ((jn==2).AND.ll_init) THEN ! AB2-AM3 Coefficients; bet=0 ; gam=-1/6 ; eps=1/12 |
---|
| 931 | za0= 1.0833333333333_wp ! za0 = 1-gam-eps |
---|
| 932 | za1=-0.1666666666666_wp ! za1 = gam |
---|
| 933 | za2= 0.0833333333333_wp ! za2 = eps |
---|
| 934 | za3= 0._wp |
---|
| 935 | ELSE ! AB3-AM4 Coefficients; bet=0.281105 ; eps=0.013 ; gam=0.0880 |
---|
| 936 | za0=0.614_wp ! za0 = 1/2 + gam + 2*eps |
---|
| 937 | za1=0.285_wp ! za1 = 1/2 - 2*gam - 3*eps |
---|
| 938 | za2=0.088_wp ! za2 = gam |
---|
| 939 | za3=0.013_wp ! za3 = eps |
---|
| 940 | ENDIF |
---|
[6140] | 941 | ! |
---|
[7698] | 942 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 943 | DO jj = 1, jpj |
---|
| 944 | DO ji = 1, jpi |
---|
| 945 | zsshp2_e(ji,jj) = za0 * ssha_e(ji,jj) + za1 * sshn_e (ji,jj) & |
---|
| 946 | & + za2 * sshb_e(ji,jj) + za3 * sshbb_e(ji,jj) |
---|
| 947 | END DO |
---|
| 948 | END DO |
---|
[6152] | 949 | IF( ln_wd ) THEN ! Calculating and applying W/D gravity filters |
---|
[7698] | 950 | !$OMP PARALLEL DO schedule(static) private(jj,ji,ll_tmp1,ll_tmp2) |
---|
[6152] | 951 | DO jj = 2, jpjm1 |
---|
[7646] | 952 | DO ji = 2, jpim1 |
---|
| 953 | ll_tmp1 = MIN( zsshp2_e(ji,jj) , zsshp2_e(ji+1,jj) ) > & |
---|
| 954 | & MAX( -ht_wd(ji,jj) , -ht_wd(ji+1,jj) ) .AND. & |
---|
| 955 | & MAX( zsshp2_e(ji,jj) + ht_wd(ji,jj), zsshp2_e(ji+1,jj) + ht_wd(ji+1,jj) ) & |
---|
| 956 | & > rn_wdmin1 + rn_wdmin2 |
---|
| 957 | ll_tmp2 = (ABS(zsshp2_e(ji,jj) - zsshp2_e(ji+1,jj)) > 1.E-12 ).AND.( & |
---|
| 958 | & MAX( zsshp2_e(ji,jj) , zsshp2_e(ji+1,jj) ) > & |
---|
| 959 | & MAX( -ht_wd(ji,jj) , -ht_wd(ji+1,jj) ) + rn_wdmin1 + rn_wdmin2 ) |
---|
| 960 | |
---|
| 961 | IF(ll_tmp1) THEN |
---|
| 962 | zcpx(ji,jj) = 1.0_wp |
---|
| 963 | ELSE IF(ll_tmp2) THEN |
---|
| 964 | ! no worries about zsshp2_e(ji+1,jj) - zsshp2_e(ji ,jj) = 0, it won't happen ! here |
---|
| 965 | zcpx(ji,jj) = ABS( (zsshp2_e(ji+1,jj) + ht_wd(ji+1,jj) - zsshp2_e(ji,jj) - ht_wd(ji,jj)) & |
---|
| 966 | & / (zsshp2_e(ji+1,jj) - zsshp2_e(ji ,jj)) ) |
---|
| 967 | ELSE |
---|
| 968 | zcpx(ji,jj) = 0._wp |
---|
| 969 | END IF |
---|
| 970 | |
---|
| 971 | ll_tmp1 = MIN( zsshp2_e(ji,jj) , zsshp2_e(ji,jj+1) ) > & |
---|
| 972 | & MAX( -ht_wd(ji,jj) , -ht_wd(ji,jj+1) ) .AND. & |
---|
| 973 | & MAX( zsshp2_e(ji,jj) + ht_wd(ji,jj), zsshp2_e(ji,jj+1) + ht_wd(ji,jj+1) ) & |
---|
| 974 | & > rn_wdmin1 + rn_wdmin2 |
---|
| 975 | ll_tmp2 = (ABS(zsshp2_e(ji,jj) - zsshp2_e(ji,jj+1)) > 1.E-12 ).AND.( & |
---|
| 976 | & MAX( zsshp2_e(ji,jj) , zsshp2_e(ji,jj+1) ) > & |
---|
| 977 | & MAX( -ht_wd(ji,jj) , -ht_wd(ji,jj+1) ) + rn_wdmin1 + rn_wdmin2 ) |
---|
| 978 | |
---|
| 979 | IF(ll_tmp1) THEN |
---|
| 980 | zcpy(ji,jj) = 1.0_wp |
---|
| 981 | ELSE IF(ll_tmp2) THEN |
---|
| 982 | ! no worries about zsshp2_e(ji,jj+1) - zsshp2_e(ji,jj ) = 0, it won't happen ! here |
---|
| 983 | zcpy(ji,jj) = ABS( (zsshp2_e(ji,jj+1) + ht_wd(ji,jj+1) - zsshp2_e(ji,jj) - ht_wd(ji,jj)) & |
---|
| 984 | & / (zsshp2_e(ji,jj+1) - zsshp2_e(ji,jj )) ) |
---|
| 985 | ELSE |
---|
| 986 | zcpy(ji,jj) = 0._wp |
---|
| 987 | END IF |
---|
[6152] | 988 | END DO |
---|
[7646] | 989 | END DO |
---|
| 990 | END IF |
---|
[1502] | 991 | ! |
---|
[4292] | 992 | ! Compute associated depths at U and V points: |
---|
[6140] | 993 | IF( .NOT.ln_linssh .AND. .NOT.ln_dynadv_vec ) THEN !* Vector form |
---|
[4292] | 994 | ! |
---|
[7698] | 995 | !$OMP PARALLEL DO schedule(static) private(jj,ji,zx1,zy1) |
---|
[4292] | 996 | DO jj = 2, jpjm1 |
---|
| 997 | DO ji = 2, jpim1 |
---|
[6140] | 998 | zx1 = z1_2 * ssumask(ji ,jj) * r1_e1e2u(ji ,jj) & |
---|
[5836] | 999 | & * ( e1e2t(ji ,jj ) * zsshp2_e(ji ,jj) & |
---|
| 1000 | & + e1e2t(ji+1,jj ) * zsshp2_e(ji+1,jj ) ) |
---|
[6140] | 1001 | zy1 = z1_2 * ssvmask(ji ,jj) * r1_e1e2v(ji ,jj ) & |
---|
[5836] | 1002 | & * ( e1e2t(ji ,jj ) * zsshp2_e(ji ,jj ) & |
---|
| 1003 | & + e1e2t(ji ,jj+1) * zsshp2_e(ji ,jj+1) ) |
---|
[4292] | 1004 | zhust_e(ji,jj) = hu_0(ji,jj) + zx1 |
---|
| 1005 | zhvst_e(ji,jj) = hv_0(ji,jj) + zy1 |
---|
| 1006 | END DO |
---|
| 1007 | END DO |
---|
[6152] | 1008 | |
---|
[7698] | 1009 | IF( ln_wd ) THEN |
---|
| 1010 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1011 | DO jj = 1, jpj |
---|
| 1012 | DO ji = 1, jpi ! vector opt. |
---|
| 1013 | zhust_e(ji,jj) = MAX(zhust_e (ji,jj), rn_wdmin1 ) |
---|
| 1014 | zhvst_e(ji,jj) = MAX(zhvst_e (ji,jj), rn_wdmin1 ) |
---|
| 1015 | END DO |
---|
| 1016 | END DO |
---|
| 1017 | END IF |
---|
[4292] | 1018 | ENDIF |
---|
| 1019 | ! |
---|
| 1020 | ! Add Coriolis trend: |
---|
[6140] | 1021 | ! zwz array below or triads normally depend on sea level with ln_linssh=F and should be updated |
---|
[4292] | 1022 | ! at each time step. We however keep them constant here for optimization. |
---|
| 1023 | ! Recall that zwx and zwy arrays hold fluxes at this stage: |
---|
| 1024 | ! zwx(:,:) = e2u(:,:) * ua_e(:,:) * zhup2_e(:,:) ! fluxes at jn+0.5 |
---|
| 1025 | ! zwy(:,:) = e1v(:,:) * va_e(:,:) * zhvp2_e(:,:) |
---|
| 1026 | ! |
---|
[6140] | 1027 | IF( ln_dynvor_ene .OR. ln_dynvor_mix ) THEN !== energy conserving or mixed scheme ==! |
---|
[7698] | 1028 | !$OMP PARALLEL DO schedule(static) private(jj,ji,zy1,zy2,zx1,zx2) |
---|
[358] | 1029 | DO jj = 2, jpjm1 |
---|
| 1030 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[5836] | 1031 | zy1 = ( zwy(ji ,jj-1) + zwy(ji+1,jj-1) ) * r1_e1u(ji,jj) |
---|
| 1032 | zy2 = ( zwy(ji ,jj ) + zwy(ji+1,jj ) ) * r1_e1u(ji,jj) |
---|
| 1033 | zx1 = ( zwx(ji-1,jj ) + zwx(ji-1,jj+1) ) * r1_e2v(ji,jj) |
---|
| 1034 | zx2 = ( zwx(ji ,jj ) + zwx(ji ,jj+1) ) * r1_e2v(ji,jj) |
---|
[4292] | 1035 | zu_trd(ji,jj) = z1_4 * ( zwz(ji ,jj-1) * zy1 + zwz(ji,jj) * zy2 ) |
---|
| 1036 | zv_trd(ji,jj) =-z1_4 * ( zwz(ji-1,jj ) * zx1 + zwz(ji,jj) * zx2 ) |
---|
[358] | 1037 | END DO |
---|
| 1038 | END DO |
---|
[508] | 1039 | ! |
---|
[6140] | 1040 | ELSEIF ( ln_dynvor_ens ) THEN !== enstrophy conserving scheme ==! |
---|
[7698] | 1041 | !$OMP PARALLEL DO schedule(static) private(jj,ji,zx1,zy1) |
---|
[358] | 1042 | DO jj = 2, jpjm1 |
---|
| 1043 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[4292] | 1044 | zy1 = z1_8 * ( zwy(ji ,jj-1) + zwy(ji+1,jj-1) & |
---|
[5836] | 1045 | & + zwy(ji ,jj ) + zwy(ji+1,jj ) ) * r1_e1u(ji,jj) |
---|
[4292] | 1046 | zx1 = - z1_8 * ( zwx(ji-1,jj ) + zwx(ji-1,jj+1) & |
---|
[5836] | 1047 | & + zwx(ji ,jj ) + zwx(ji ,jj+1) ) * r1_e2v(ji,jj) |
---|
[4292] | 1048 | zu_trd(ji,jj) = zy1 * ( zwz(ji ,jj-1) + zwz(ji,jj) ) |
---|
| 1049 | zv_trd(ji,jj) = zx1 * ( zwz(ji-1,jj ) + zwz(ji,jj) ) |
---|
[358] | 1050 | END DO |
---|
| 1051 | END DO |
---|
[508] | 1052 | ! |
---|
[6140] | 1053 | ELSEIF ( ln_dynvor_een ) THEN !== energy and enstrophy conserving scheme ==! |
---|
[7698] | 1054 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
[358] | 1055 | DO jj = 2, jpjm1 |
---|
| 1056 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[5836] | 1057 | zu_trd(ji,jj) = + z1_12 * r1_e1u(ji,jj) * ( ftne(ji,jj ) * zwy(ji ,jj ) & |
---|
| 1058 | & + ftnw(ji+1,jj) * zwy(ji+1,jj ) & |
---|
| 1059 | & + ftse(ji,jj ) * zwy(ji ,jj-1) & |
---|
| 1060 | & + ftsw(ji+1,jj) * zwy(ji+1,jj-1) ) |
---|
| 1061 | zv_trd(ji,jj) = - z1_12 * r1_e2v(ji,jj) * ( ftsw(ji,jj+1) * zwx(ji-1,jj+1) & |
---|
| 1062 | & + ftse(ji,jj+1) * zwx(ji ,jj+1) & |
---|
| 1063 | & + ftnw(ji,jj ) * zwx(ji-1,jj ) & |
---|
| 1064 | & + ftne(ji,jj ) * zwx(ji ,jj ) ) |
---|
[358] | 1065 | END DO |
---|
| 1066 | END DO |
---|
[508] | 1067 | ! |
---|
[358] | 1068 | ENDIF |
---|
[4292] | 1069 | ! |
---|
| 1070 | ! Add tidal astronomical forcing if defined |
---|
[7646] | 1071 | IF ( ln_tide .AND. ln_tide_pot ) THEN |
---|
[7698] | 1072 | !$OMP PARALLEL DO schedule(static) private(jj,ji,zu_spg,zv_spg) |
---|
[4292] | 1073 | DO jj = 2, jpjm1 |
---|
| 1074 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[5836] | 1075 | zu_spg = grav * ( pot_astro(ji+1,jj) - pot_astro(ji,jj) ) * r1_e1u(ji,jj) |
---|
| 1076 | zv_spg = grav * ( pot_astro(ji,jj+1) - pot_astro(ji,jj) ) * r1_e2v(ji,jj) |
---|
[4292] | 1077 | zu_trd(ji,jj) = zu_trd(ji,jj) + zu_spg |
---|
| 1078 | zv_trd(ji,jj) = zv_trd(ji,jj) + zv_spg |
---|
| 1079 | END DO |
---|
| 1080 | END DO |
---|
| 1081 | ENDIF |
---|
| 1082 | ! |
---|
| 1083 | ! Add bottom stresses: |
---|
[7698] | 1084 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1085 | DO jj = 1, jpj |
---|
| 1086 | DO ji = 1, jpi |
---|
| 1087 | zu_trd(ji,jj) = zu_trd(ji,jj) + bfrua(ji,jj) * un_e(ji,jj) * hur_e(ji,jj) |
---|
| 1088 | zv_trd(ji,jj) = zv_trd(ji,jj) + bfrva(ji,jj) * vn_e(ji,jj) * hvr_e(ji,jj) |
---|
| 1089 | ! |
---|
| 1090 | ! Add top stresses: |
---|
| 1091 | zu_trd(ji,jj) = zu_trd(ji,jj) + tfrua(ji,jj) * un_e(ji,jj) * hur_e(ji,jj) |
---|
| 1092 | zv_trd(ji,jj) = zv_trd(ji,jj) + tfrva(ji,jj) * vn_e(ji,jj) * hvr_e(ji,jj) |
---|
| 1093 | END DO |
---|
| 1094 | END DO |
---|
| 1095 | |
---|
[4292] | 1096 | ! |
---|
| 1097 | ! Surface pressure trend: |
---|
[6152] | 1098 | |
---|
| 1099 | IF( ln_wd ) THEN |
---|
[7698] | 1100 | !$OMP PARALLEL DO schedule(static) private(jj,ji,zu_spg,zv_spg) |
---|
[6152] | 1101 | DO jj = 2, jpjm1 |
---|
| 1102 | DO ji = 2, jpim1 |
---|
| 1103 | ! Add surface pressure gradient |
---|
| 1104 | zu_spg = - grav * ( zsshp2_e(ji+1,jj) - zsshp2_e(ji,jj) ) * r1_e1u(ji,jj) |
---|
| 1105 | zv_spg = - grav * ( zsshp2_e(ji,jj+1) - zsshp2_e(ji,jj) ) * r1_e2v(ji,jj) |
---|
| 1106 | zwx(ji,jj) = zu_spg * zcpx(ji,jj) |
---|
| 1107 | zwy(ji,jj) = zv_spg * zcpy(ji,jj) |
---|
| 1108 | END DO |
---|
| 1109 | END DO |
---|
| 1110 | ELSE |
---|
[7698] | 1111 | !$OMP PARALLEL DO schedule(static) private(jj,ji,zu_spg,zv_spg) |
---|
[6152] | 1112 | DO jj = 2, jpjm1 |
---|
| 1113 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 1114 | ! Add surface pressure gradient |
---|
| 1115 | zu_spg = - grav * ( zsshp2_e(ji+1,jj) - zsshp2_e(ji,jj) ) * r1_e1u(ji,jj) |
---|
| 1116 | zv_spg = - grav * ( zsshp2_e(ji,jj+1) - zsshp2_e(ji,jj) ) * r1_e2v(ji,jj) |
---|
| 1117 | zwx(ji,jj) = zu_spg |
---|
| 1118 | zwy(ji,jj) = zv_spg |
---|
| 1119 | END DO |
---|
| 1120 | END DO |
---|
| 1121 | END IF |
---|
| 1122 | |
---|
[4292] | 1123 | ! |
---|
| 1124 | ! Set next velocities: |
---|
[6140] | 1125 | IF( ln_dynadv_vec .OR. ln_linssh ) THEN !* Vector form |
---|
[7698] | 1126 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
[4292] | 1127 | DO jj = 2, jpjm1 |
---|
| 1128 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[5930] | 1129 | ua_e(ji,jj) = ( un_e(ji,jj) & |
---|
[4292] | 1130 | & + rdtbt * ( zwx(ji,jj) & |
---|
| 1131 | & + zu_trd(ji,jj) & |
---|
| 1132 | & + zu_frc(ji,jj) ) & |
---|
[6140] | 1133 | & ) * ssumask(ji,jj) |
---|
[358] | 1134 | |
---|
[5930] | 1135 | va_e(ji,jj) = ( vn_e(ji,jj) & |
---|
[4292] | 1136 | & + rdtbt * ( zwy(ji,jj) & |
---|
| 1137 | & + zv_trd(ji,jj) & |
---|
| 1138 | & + zv_frc(ji,jj) ) & |
---|
[6140] | 1139 | & ) * ssvmask(ji,jj) |
---|
[4292] | 1140 | END DO |
---|
| 1141 | END DO |
---|
[6140] | 1142 | ! |
---|
| 1143 | ELSE !* Flux form |
---|
[7698] | 1144 | !$OMP PARALLEL DO schedule(static) private(jj,ji,zhura,zhvra) |
---|
[4292] | 1145 | DO jj = 2, jpjm1 |
---|
| 1146 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[3294] | 1147 | |
---|
[6152] | 1148 | IF( ln_wd ) THEN |
---|
| 1149 | zhura = MAX(hu_0(ji,jj) + zsshu_a(ji,jj), rn_wdmin1) |
---|
| 1150 | zhvra = MAX(hv_0(ji,jj) + zsshv_a(ji,jj), rn_wdmin1) |
---|
| 1151 | ELSE |
---|
| 1152 | zhura = hu_0(ji,jj) + zsshu_a(ji,jj) |
---|
| 1153 | zhvra = hv_0(ji,jj) + zsshv_a(ji,jj) |
---|
| 1154 | END IF |
---|
| 1155 | zhura = ssumask(ji,jj)/(zhura + 1._wp - ssumask(ji,jj)) |
---|
| 1156 | zhvra = ssvmask(ji,jj)/(zhvra + 1._wp - ssvmask(ji,jj)) |
---|
| 1157 | |
---|
[5930] | 1158 | ua_e(ji,jj) = ( hu_e(ji,jj) * un_e(ji,jj) & |
---|
[4292] | 1159 | & + rdtbt * ( zhust_e(ji,jj) * zwx(ji,jj) & |
---|
| 1160 | & + zhup2_e(ji,jj) * zu_trd(ji,jj) & |
---|
[6140] | 1161 | & + hu_n(ji,jj) * zu_frc(ji,jj) ) & |
---|
[4292] | 1162 | & ) * zhura |
---|
[358] | 1163 | |
---|
[5930] | 1164 | va_e(ji,jj) = ( hv_e(ji,jj) * vn_e(ji,jj) & |
---|
[4292] | 1165 | & + rdtbt * ( zhvst_e(ji,jj) * zwy(ji,jj) & |
---|
| 1166 | & + zhvp2_e(ji,jj) * zv_trd(ji,jj) & |
---|
[6140] | 1167 | & + hv_n(ji,jj) * zv_frc(ji,jj) ) & |
---|
[4292] | 1168 | & ) * zhvra |
---|
[592] | 1169 | END DO |
---|
| 1170 | END DO |
---|
[4292] | 1171 | ENDIF |
---|
| 1172 | ! |
---|
[6140] | 1173 | IF( .NOT.ln_linssh ) THEN !* Update ocean depth (variable volume case only) |
---|
[6152] | 1174 | IF( ln_wd ) THEN |
---|
[7698] | 1175 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1176 | DO jj = 1, jpj |
---|
| 1177 | DO ji = 1, jpi ! vector opt. |
---|
| 1178 | hu_e (ji,jj) = MAX(hu_0(ji,jj) + zsshu_a(ji,jj), rn_wdmin1) |
---|
| 1179 | hv_e (ji,jj) = MAX(hv_0(ji,jj) + zsshv_a(ji,jj), rn_wdmin1) |
---|
| 1180 | END DO |
---|
| 1181 | END DO |
---|
[6152] | 1182 | ELSE |
---|
[7698] | 1183 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1184 | DO jj = 1, jpj |
---|
| 1185 | DO ji = 1, jpi |
---|
| 1186 | hu_e (ji,jj) = hu_0(ji,jj) + zsshu_a(ji,jj) |
---|
| 1187 | hv_e (ji,jj) = hv_0(ji,jj) + zsshv_a(ji,jj) |
---|
| 1188 | END DO |
---|
| 1189 | END DO |
---|
[6152] | 1190 | END IF |
---|
[7698] | 1191 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1192 | DO jj = 1, jpj |
---|
| 1193 | DO ji = 1, jpi |
---|
| 1194 | hur_e(ji,jj) = ssumask(ji,jj) / ( hu_e(ji,jj) + 1._wp - ssumask(ji,jj) ) |
---|
| 1195 | hvr_e(ji,jj) = ssvmask(ji,jj) / ( hv_e(ji,jj) + 1._wp - ssvmask(ji,jj) ) |
---|
| 1196 | END DO |
---|
| 1197 | END DO |
---|
[1502] | 1198 | ! |
---|
[1438] | 1199 | ENDIF |
---|
[6140] | 1200 | ! !* domain lateral boundary |
---|
| 1201 | CALL lbc_lnk_multi( ua_e, 'U', -1._wp, va_e , 'V', -1._wp ) |
---|
[4292] | 1202 | ! |
---|
[6140] | 1203 | ! ! open boundaries |
---|
[7646] | 1204 | IF( ln_bdy ) CALL bdy_dyn2d( jn, ua_e, va_e, un_e, vn_e, hur_e, hvr_e, ssha_e ) |
---|
[4486] | 1205 | #if defined key_agrif |
---|
| 1206 | IF( .NOT.Agrif_Root() ) CALL agrif_dyn_ts( jn ) ! Agrif |
---|
[4292] | 1207 | #endif |
---|
| 1208 | ! !* Swap |
---|
| 1209 | ! ! ---- |
---|
[7698] | 1210 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1211 | DO jj = 1, jpj |
---|
| 1212 | DO ji = 1, jpi |
---|
| 1213 | ubb_e (ji,jj) = ub_e (ji,jj) |
---|
| 1214 | ub_e (ji,jj) = un_e (ji,jj) |
---|
| 1215 | un_e (ji,jj) = ua_e (ji,jj) |
---|
| 1216 | ! |
---|
| 1217 | vbb_e (ji,jj) = vb_e (ji,jj) |
---|
| 1218 | vb_e (ji,jj) = vn_e (ji,jj) |
---|
| 1219 | vn_e (ji,jj) = va_e (ji,jj) |
---|
| 1220 | ! |
---|
| 1221 | sshbb_e(ji,jj) = sshb_e(ji,jj) |
---|
| 1222 | sshb_e (ji,jj) = sshn_e(ji,jj) |
---|
| 1223 | sshn_e (ji,jj) = ssha_e(ji,jj) |
---|
| 1224 | END DO |
---|
| 1225 | END DO |
---|
[4292] | 1226 | |
---|
| 1227 | ! !* Sum over whole bt loop |
---|
| 1228 | ! ! ---------------------- |
---|
| 1229 | za1 = wgtbtp1(jn) |
---|
[6140] | 1230 | IF( ln_dynadv_vec .OR. ln_linssh ) THEN ! Sum velocities |
---|
[7698] | 1231 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1232 | DO jj = 1, jpj |
---|
| 1233 | DO ji = 1, jpi |
---|
| 1234 | ua_b (ji,jj) = ua_b (ji,jj) + za1 * ua_e (ji,jj) |
---|
| 1235 | va_b (ji,jj) = va_b (ji,jj) + za1 * va_e (ji,jj) |
---|
| 1236 | END DO |
---|
| 1237 | END DO |
---|
[6140] | 1238 | ELSE ! Sum transports |
---|
[7698] | 1239 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1240 | DO jj = 1, jpj |
---|
| 1241 | DO ji = 1, jpi |
---|
| 1242 | ua_b (ji,jj) = ua_b (ji,jj) + za1 * ua_e (ji,jj) * hu_e (ji,jj) |
---|
| 1243 | va_b (ji,jj) = va_b (ji,jj) + za1 * va_e (ji,jj) * hv_e (ji,jj) |
---|
| 1244 | END DO |
---|
| 1245 | END DO |
---|
[4292] | 1246 | ENDIF |
---|
| 1247 | ! ! Sum sea level |
---|
[7698] | 1248 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1249 | DO jj = 1, jpj |
---|
| 1250 | DO ji = 1, jpi |
---|
| 1251 | ssha(ji,jj) = ssha(ji,jj) + za1 * ssha_e(ji,jj) |
---|
| 1252 | END DO |
---|
| 1253 | END DO |
---|
[358] | 1254 | ! ! ==================== ! |
---|
| 1255 | END DO ! end loop ! |
---|
| 1256 | ! ! ==================== ! |
---|
[1438] | 1257 | ! ----------------------------------------------------------------------------- |
---|
[1502] | 1258 | ! Phase 3. update the general trend with the barotropic trend |
---|
[1438] | 1259 | ! ----------------------------------------------------------------------------- |
---|
[1502] | 1260 | ! |
---|
[4292] | 1261 | ! Set advection velocity correction: |
---|
[7698] | 1262 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1263 | DO jj = 1, jpj |
---|
| 1264 | DO ji = 1, jpi |
---|
| 1265 | zwx(ji,jj) = un_adv(ji,jj) |
---|
| 1266 | zwy(ji,jj) = vn_adv(ji,jj) |
---|
| 1267 | END DO |
---|
| 1268 | END DO |
---|
[6140] | 1269 | IF( ( kt == nit000 .AND. neuler==0 ) .OR. .NOT.ln_bt_fw ) THEN |
---|
[7698] | 1270 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1271 | DO jj = 1, jpj |
---|
| 1272 | DO ji = 1, jpi |
---|
| 1273 | un_adv(ji,jj) = zwx(ji,jj) * r1_hu_n(ji,jj) |
---|
| 1274 | vn_adv(ji,jj) = zwy(ji,jj) * r1_hv_n(ji,jj) |
---|
| 1275 | END DO |
---|
| 1276 | END DO |
---|
[4292] | 1277 | ELSE |
---|
[7698] | 1278 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1279 | DO jj = 1, jpj |
---|
| 1280 | DO ji = 1, jpi |
---|
| 1281 | un_adv(ji,jj) = z1_2 * ( ub2_b(ji,jj) + zwx(ji,jj) ) * r1_hu_n(ji,jj) |
---|
| 1282 | vn_adv(ji,jj) = z1_2 * ( vb2_b(ji,jj) + zwy(ji,jj) ) * r1_hv_n(ji,jj) |
---|
| 1283 | END DO |
---|
| 1284 | END DO |
---|
[4292] | 1285 | END IF |
---|
| 1286 | |
---|
[6140] | 1287 | IF( ln_bt_fw ) THEN ! Save integrated transport for next computation |
---|
[7698] | 1288 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1289 | DO jj = 1, jpj |
---|
| 1290 | DO ji = 1, jpi |
---|
| 1291 | ub2_b(ji,jj) = zwx(ji,jj) |
---|
| 1292 | vb2_b(ji,jj) = zwy(ji,jj) |
---|
| 1293 | END DO |
---|
| 1294 | END DO |
---|
[4292] | 1295 | ENDIF |
---|
| 1296 | ! |
---|
| 1297 | ! Update barotropic trend: |
---|
[6140] | 1298 | IF( ln_dynadv_vec .OR. ln_linssh ) THEN |
---|
[7698] | 1299 | !$OMP PARALLEL DO schedule(static) private(jk,jj,ji) |
---|
[4292] | 1300 | DO jk=1,jpkm1 |
---|
[7698] | 1301 | DO jj = 1, jpj |
---|
| 1302 | DO ji = 1, jpi |
---|
| 1303 | ua(ji,jj,jk) = ua(ji,jj,jk) + ( ua_b(ji,jj) - ub_b(ji,jj) ) * z1_2dt_b |
---|
| 1304 | va(ji,jj,jk) = va(ji,jj,jk) + ( va_b(ji,jj) - vb_b(ji,jj) ) * z1_2dt_b |
---|
| 1305 | END DO |
---|
| 1306 | END DO |
---|
[4292] | 1307 | END DO |
---|
| 1308 | ELSE |
---|
[5930] | 1309 | ! At this stage, ssha has been corrected: compute new depths at velocity points |
---|
[7698] | 1310 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
[5930] | 1311 | DO jj = 1, jpjm1 |
---|
| 1312 | DO ji = 1, jpim1 ! NO Vector Opt. |
---|
| 1313 | zsshu_a(ji,jj) = z1_2 * umask(ji,jj,1) * r1_e1e2u(ji,jj) & |
---|
| 1314 | & * ( e1e2t(ji ,jj) * ssha(ji ,jj) & |
---|
| 1315 | & + e1e2t(ji+1,jj) * ssha(ji+1,jj) ) |
---|
| 1316 | zsshv_a(ji,jj) = z1_2 * vmask(ji,jj,1) * r1_e1e2v(ji,jj) & |
---|
| 1317 | & * ( e1e2t(ji,jj ) * ssha(ji,jj ) & |
---|
| 1318 | & + e1e2t(ji,jj+1) * ssha(ji,jj+1) ) |
---|
| 1319 | END DO |
---|
| 1320 | END DO |
---|
| 1321 | CALL lbc_lnk_multi( zsshu_a, 'U', 1._wp, zsshv_a, 'V', 1._wp ) ! Boundary conditions |
---|
| 1322 | ! |
---|
[7698] | 1323 | !$OMP PARALLEL |
---|
| 1324 | !$OMP DO schedule(static) private(jk,jj,ji) |
---|
[4292] | 1325 | DO jk=1,jpkm1 |
---|
[7698] | 1326 | DO jj = 1, jpj |
---|
| 1327 | DO ji = 1, jpi |
---|
| 1328 | ua(ji,jj,jk) = ua(ji,jj,jk) + r1_hu_n(ji,jj) * ( ua_b(ji,jj) - ub_b(ji,jj) * hu_b(ji,jj) ) * z1_2dt_b |
---|
| 1329 | va(ji,jj,jk) = va(ji,jj,jk) + r1_hv_n(ji,jj) * ( va_b(ji,jj) - vb_b(ji,jj) * hv_b(ji,jj) ) * z1_2dt_b |
---|
| 1330 | END DO |
---|
| 1331 | END DO |
---|
[4292] | 1332 | END DO |
---|
[7698] | 1333 | !$OMP END DO NOWAIT |
---|
[4292] | 1334 | ! Save barotropic velocities not transport: |
---|
[7698] | 1335 | !$OMP DO schedule(static) private(jj,ji) |
---|
| 1336 | DO jj = 1, jpj |
---|
| 1337 | DO ji = 1, jpi |
---|
| 1338 | ua_b(ji,jj) = ua_b(ji,jj) / ( hu_0(ji,jj) + zsshu_a(ji,jj) + 1._wp - ssumask(ji,jj) ) |
---|
| 1339 | va_b(ji,jj) = va_b(ji,jj) / ( hv_0(ji,jj) + zsshv_a(ji,jj) + 1._wp - ssvmask(ji,jj) ) |
---|
| 1340 | END DO |
---|
| 1341 | END DO |
---|
| 1342 | !$OMP END PARALLEL |
---|
[4292] | 1343 | ENDIF |
---|
| 1344 | ! |
---|
[7698] | 1345 | !$OMP PARALLEL DO schedule(static) private(jk,jj,ji) |
---|
[4292] | 1346 | DO jk = 1, jpkm1 |
---|
[7698] | 1347 | DO jj = 1, jpj |
---|
| 1348 | DO ji = 1, jpi |
---|
| 1349 | ! Correct velocities: |
---|
| 1350 | un(ji,jj,jk) = ( un(ji,jj,jk) + un_adv(ji,jj) - un_b(ji,jj) ) * umask(ji,jj,jk) |
---|
| 1351 | vn(ji,jj,jk) = ( vn(ji,jj,jk) + vn_adv(ji,jj) - vn_b(ji,jj) ) * vmask(ji,jj,jk) |
---|
| 1352 | ! |
---|
| 1353 | END DO |
---|
| 1354 | END DO |
---|
[358] | 1355 | END DO |
---|
[1502] | 1356 | ! |
---|
[6140] | 1357 | CALL iom_put( "ubar", un_adv(:,:) ) ! barotropic i-current |
---|
| 1358 | CALL iom_put( "vbar", vn_adv(:,:) ) ! barotropic i-current |
---|
| 1359 | ! |
---|
[4486] | 1360 | #if defined key_agrif |
---|
| 1361 | ! Save time integrated fluxes during child grid integration |
---|
[5656] | 1362 | ! (used to update coarse grid transports at next time step) |
---|
[4486] | 1363 | ! |
---|
[6140] | 1364 | IF( .NOT.Agrif_Root() .AND. ln_bt_fw ) THEN |
---|
| 1365 | IF( Agrif_NbStepint() == 0 ) THEN |
---|
[7698] | 1366 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1367 | DO jj = 1, jpj |
---|
| 1368 | DO ji = 1, jpi |
---|
| 1369 | ub2_i_b(ji,jj) = 0._wp |
---|
| 1370 | vb2_i_b(ji,jj) = 0._wp |
---|
| 1371 | END DO |
---|
| 1372 | END DO |
---|
[4486] | 1373 | END IF |
---|
| 1374 | ! |
---|
| 1375 | za1 = 1._wp / REAL(Agrif_rhot(), wp) |
---|
[7698] | 1376 | !$OMP PARALLEL DO schedule(static) private(jj,ji) |
---|
| 1377 | DO jj = 1, jpj |
---|
| 1378 | DO ji = 1, jpi |
---|
| 1379 | ub2_i_b(ji,jj) = ub2_i_b(ji,jj) + za1 * ub2_b(ji,jj) |
---|
| 1380 | vb2_i_b(ji,jj) = vb2_i_b(ji,jj) + za1 * vb2_b(ji,jj) |
---|
| 1381 | END DO |
---|
| 1382 | END DO |
---|
[4486] | 1383 | ENDIF |
---|
| 1384 | #endif |
---|
[1502] | 1385 | ! !* write time-spliting arrays in the restart |
---|
[6140] | 1386 | IF( lrst_oce .AND.ln_bt_fw ) CALL ts_rst( kt, 'WRITE' ) |
---|
[508] | 1387 | ! |
---|
[6140] | 1388 | CALL wrk_dealloc( jpi,jpj, zsshp2_e, zhdiv ) |
---|
| 1389 | CALL wrk_dealloc( jpi,jpj, zu_trd, zv_trd ) |
---|
| 1390 | CALL wrk_dealloc( jpi,jpj, zwx, zwy, zssh_frc, zu_frc, zv_frc ) |
---|
| 1391 | CALL wrk_dealloc( jpi,jpj, zhup2_e, zhvp2_e, zhust_e, zhvst_e ) |
---|
| 1392 | CALL wrk_dealloc( jpi,jpj, zsshu_a, zsshv_a ) |
---|
| 1393 | CALL wrk_dealloc( jpi,jpj, zhf ) |
---|
[7646] | 1394 | IF( ln_wd ) CALL wrk_dealloc( jpi, jpj, zcpx, zcpy ) |
---|
[1662] | 1395 | ! |
---|
[6140] | 1396 | IF ( ln_diatmb ) THEN |
---|
| 1397 | CALL iom_put( "baro_u" , un_b*umask(:,:,1)+zmdi*(1-umask(:,:,1 ) ) ) ! Barotropic U Velocity |
---|
| 1398 | CALL iom_put( "baro_v" , vn_b*vmask(:,:,1)+zmdi*(1-vmask(:,:,1 ) ) ) ! Barotropic V Velocity |
---|
| 1399 | ENDIF |
---|
[3294] | 1400 | IF( nn_timing == 1 ) CALL timing_stop('dyn_spg_ts') |
---|
[2715] | 1401 | ! |
---|
[508] | 1402 | END SUBROUTINE dyn_spg_ts |
---|
| 1403 | |
---|
[6140] | 1404 | |
---|
[4292] | 1405 | SUBROUTINE ts_wgt( ll_av, ll_fw, jpit, zwgt1, zwgt2) |
---|
| 1406 | !!--------------------------------------------------------------------- |
---|
| 1407 | !! *** ROUTINE ts_wgt *** |
---|
| 1408 | !! |
---|
| 1409 | !! ** Purpose : Set time-splitting weights for temporal averaging (or not) |
---|
| 1410 | !!---------------------------------------------------------------------- |
---|
| 1411 | LOGICAL, INTENT(in) :: ll_av ! temporal averaging=.true. |
---|
| 1412 | LOGICAL, INTENT(in) :: ll_fw ! forward time splitting =.true. |
---|
| 1413 | INTEGER, INTENT(inout) :: jpit ! cycle length |
---|
| 1414 | REAL(wp), DIMENSION(3*nn_baro), INTENT(inout) :: zwgt1, & ! Primary weights |
---|
| 1415 | zwgt2 ! Secondary weights |
---|
| 1416 | |
---|
| 1417 | INTEGER :: jic, jn, ji ! temporary integers |
---|
| 1418 | REAL(wp) :: za1, za2 |
---|
| 1419 | !!---------------------------------------------------------------------- |
---|
[508] | 1420 | |
---|
[4292] | 1421 | zwgt1(:) = 0._wp |
---|
| 1422 | zwgt2(:) = 0._wp |
---|
| 1423 | |
---|
| 1424 | ! Set time index when averaged value is requested |
---|
| 1425 | IF (ll_fw) THEN |
---|
| 1426 | jic = nn_baro |
---|
| 1427 | ELSE |
---|
| 1428 | jic = 2 * nn_baro |
---|
| 1429 | ENDIF |
---|
| 1430 | |
---|
| 1431 | ! Set primary weights: |
---|
| 1432 | IF (ll_av) THEN |
---|
| 1433 | ! Define simple boxcar window for primary weights |
---|
| 1434 | ! (width = nn_baro, centered around jic) |
---|
| 1435 | SELECT CASE ( nn_bt_flt ) |
---|
| 1436 | CASE( 0 ) ! No averaging |
---|
| 1437 | zwgt1(jic) = 1._wp |
---|
| 1438 | jpit = jic |
---|
| 1439 | |
---|
| 1440 | CASE( 1 ) ! Boxcar, width = nn_baro |
---|
| 1441 | DO jn = 1, 3*nn_baro |
---|
| 1442 | za1 = ABS(float(jn-jic))/float(nn_baro) |
---|
| 1443 | IF (za1 < 0.5_wp) THEN |
---|
| 1444 | zwgt1(jn) = 1._wp |
---|
| 1445 | jpit = jn |
---|
| 1446 | ENDIF |
---|
| 1447 | ENDDO |
---|
| 1448 | |
---|
| 1449 | CASE( 2 ) ! Boxcar, width = 2 * nn_baro |
---|
| 1450 | DO jn = 1, 3*nn_baro |
---|
| 1451 | za1 = ABS(float(jn-jic))/float(nn_baro) |
---|
| 1452 | IF (za1 < 1._wp) THEN |
---|
| 1453 | zwgt1(jn) = 1._wp |
---|
| 1454 | jpit = jn |
---|
| 1455 | ENDIF |
---|
| 1456 | ENDDO |
---|
| 1457 | CASE DEFAULT ; CALL ctl_stop( 'unrecognised value for nn_bt_flt' ) |
---|
| 1458 | END SELECT |
---|
| 1459 | |
---|
| 1460 | ELSE ! No time averaging |
---|
| 1461 | zwgt1(jic) = 1._wp |
---|
| 1462 | jpit = jic |
---|
| 1463 | ENDIF |
---|
| 1464 | |
---|
| 1465 | ! Set secondary weights |
---|
| 1466 | DO jn = 1, jpit |
---|
| 1467 | DO ji = jn, jpit |
---|
| 1468 | zwgt2(jn) = zwgt2(jn) + zwgt1(ji) |
---|
| 1469 | END DO |
---|
| 1470 | END DO |
---|
| 1471 | |
---|
| 1472 | ! Normalize weigths: |
---|
| 1473 | za1 = 1._wp / SUM(zwgt1(1:jpit)) |
---|
| 1474 | za2 = 1._wp / SUM(zwgt2(1:jpit)) |
---|
| 1475 | DO jn = 1, jpit |
---|
| 1476 | zwgt1(jn) = zwgt1(jn) * za1 |
---|
| 1477 | zwgt2(jn) = zwgt2(jn) * za2 |
---|
| 1478 | END DO |
---|
| 1479 | ! |
---|
| 1480 | END SUBROUTINE ts_wgt |
---|
| 1481 | |
---|
[6140] | 1482 | |
---|
[508] | 1483 | SUBROUTINE ts_rst( kt, cdrw ) |
---|
| 1484 | !!--------------------------------------------------------------------- |
---|
| 1485 | !! *** ROUTINE ts_rst *** |
---|
| 1486 | !! |
---|
| 1487 | !! ** Purpose : Read or write time-splitting arrays in restart file |
---|
| 1488 | !!---------------------------------------------------------------------- |
---|
| 1489 | INTEGER , INTENT(in) :: kt ! ocean time-step |
---|
| 1490 | CHARACTER(len=*), INTENT(in) :: cdrw ! "READ"/"WRITE" flag |
---|
| 1491 | ! |
---|
| 1492 | !!---------------------------------------------------------------------- |
---|
| 1493 | ! |
---|
| 1494 | IF( TRIM(cdrw) == 'READ' ) THEN |
---|
[4292] | 1495 | CALL iom_get( numror, jpdom_autoglo, 'ub2_b' , ub2_b (:,:) ) |
---|
| 1496 | CALL iom_get( numror, jpdom_autoglo, 'vb2_b' , vb2_b (:,:) ) |
---|
[4370] | 1497 | IF( .NOT.ln_bt_av ) THEN |
---|
[4292] | 1498 | CALL iom_get( numror, jpdom_autoglo, 'sshbb_e' , sshbb_e(:,:) ) |
---|
| 1499 | CALL iom_get( numror, jpdom_autoglo, 'ubb_e' , ubb_e(:,:) ) |
---|
| 1500 | CALL iom_get( numror, jpdom_autoglo, 'vbb_e' , vbb_e(:,:) ) |
---|
| 1501 | CALL iom_get( numror, jpdom_autoglo, 'sshb_e' , sshb_e(:,:) ) |
---|
| 1502 | CALL iom_get( numror, jpdom_autoglo, 'ub_e' , ub_e(:,:) ) |
---|
| 1503 | CALL iom_get( numror, jpdom_autoglo, 'vb_e' , vb_e(:,:) ) |
---|
[508] | 1504 | ENDIF |
---|
[4486] | 1505 | #if defined key_agrif |
---|
| 1506 | ! Read time integrated fluxes |
---|
| 1507 | IF ( .NOT.Agrif_Root() ) THEN |
---|
| 1508 | CALL iom_get( numror, jpdom_autoglo, 'ub2_i_b' , ub2_i_b(:,:) ) |
---|
| 1509 | CALL iom_get( numror, jpdom_autoglo, 'vb2_i_b' , vb2_i_b(:,:) ) |
---|
| 1510 | ENDIF |
---|
| 1511 | #endif |
---|
[4292] | 1512 | ! |
---|
| 1513 | ELSEIF( TRIM(cdrw) == 'WRITE' ) THEN |
---|
| 1514 | CALL iom_rstput( kt, nitrst, numrow, 'ub2_b' , ub2_b (:,:) ) |
---|
| 1515 | CALL iom_rstput( kt, nitrst, numrow, 'vb2_b' , vb2_b (:,:) ) |
---|
| 1516 | ! |
---|
| 1517 | IF (.NOT.ln_bt_av) THEN |
---|
| 1518 | CALL iom_rstput( kt, nitrst, numrow, 'sshbb_e' , sshbb_e(:,:) ) |
---|
| 1519 | CALL iom_rstput( kt, nitrst, numrow, 'ubb_e' , ubb_e(:,:) ) |
---|
| 1520 | CALL iom_rstput( kt, nitrst, numrow, 'vbb_e' , vbb_e(:,:) ) |
---|
| 1521 | CALL iom_rstput( kt, nitrst, numrow, 'sshb_e' , sshb_e(:,:) ) |
---|
| 1522 | CALL iom_rstput( kt, nitrst, numrow, 'ub_e' , ub_e(:,:) ) |
---|
| 1523 | CALL iom_rstput( kt, nitrst, numrow, 'vb_e' , vb_e(:,:) ) |
---|
| 1524 | ENDIF |
---|
[4486] | 1525 | #if defined key_agrif |
---|
| 1526 | ! Save time integrated fluxes |
---|
| 1527 | IF ( .NOT.Agrif_Root() ) THEN |
---|
| 1528 | CALL iom_rstput( kt, nitrst, numrow, 'ub2_i_b' , ub2_i_b(:,:) ) |
---|
| 1529 | CALL iom_rstput( kt, nitrst, numrow, 'vb2_i_b' , vb2_i_b(:,:) ) |
---|
| 1530 | ENDIF |
---|
| 1531 | #endif |
---|
[4292] | 1532 | ENDIF |
---|
| 1533 | ! |
---|
| 1534 | END SUBROUTINE ts_rst |
---|
[2528] | 1535 | |
---|
[6140] | 1536 | |
---|
| 1537 | SUBROUTINE dyn_spg_ts_init |
---|
[4292] | 1538 | !!--------------------------------------------------------------------- |
---|
| 1539 | !! *** ROUTINE dyn_spg_ts_init *** |
---|
| 1540 | !! |
---|
| 1541 | !! ** Purpose : Set time splitting options |
---|
| 1542 | !!---------------------------------------------------------------------- |
---|
[6140] | 1543 | INTEGER :: ji ,jj ! dummy loop indices |
---|
| 1544 | REAL(wp) :: zxr2, zyr2, zcmax ! local scalar |
---|
| 1545 | REAL(wp), POINTER, DIMENSION(:,:) :: zcu |
---|
[4292] | 1546 | !!---------------------------------------------------------------------- |
---|
[4370] | 1547 | ! |
---|
[5930] | 1548 | ! Max courant number for ext. grav. waves |
---|
[4370] | 1549 | ! |
---|
[6140] | 1550 | CALL wrk_alloc( jpi,jpj, zcu ) |
---|
[4292] | 1551 | ! |
---|
[5930] | 1552 | DO jj = 1, jpj |
---|
| 1553 | DO ji =1, jpi |
---|
| 1554 | zxr2 = r1_e1t(ji,jj) * r1_e1t(ji,jj) |
---|
| 1555 | zyr2 = r1_e2t(ji,jj) * r1_e2t(ji,jj) |
---|
[7646] | 1556 | zcu(ji,jj) = SQRT( grav * MAX(ht_0(ji,jj),0._wp) * (zxr2 + zyr2) ) |
---|
[4370] | 1557 | END DO |
---|
[5930] | 1558 | END DO |
---|
| 1559 | ! |
---|
[5836] | 1560 | zcmax = MAXVAL( zcu(:,:) ) |
---|
[4292] | 1561 | IF( lk_mpp ) CALL mpp_max( zcmax ) |
---|
[2528] | 1562 | |
---|
[4370] | 1563 | ! Estimate number of iterations to satisfy a max courant number= rn_bt_cmax |
---|
[6140] | 1564 | IF( ln_bt_auto ) nn_baro = CEILING( rdt / rn_bt_cmax * zcmax) |
---|
[4292] | 1565 | |
---|
[5836] | 1566 | rdtbt = rdt / REAL( nn_baro , wp ) |
---|
[4292] | 1567 | zcmax = zcmax * rdtbt |
---|
| 1568 | ! Print results |
---|
| 1569 | IF(lwp) WRITE(numout,*) |
---|
| 1570 | IF(lwp) WRITE(numout,*) 'dyn_spg_ts : split-explicit free surface' |
---|
| 1571 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~' |
---|
[5930] | 1572 | IF( ln_bt_auto ) THEN |
---|
| 1573 | IF(lwp) WRITE(numout,*) ' ln_ts_auto=.true. Automatically set nn_baro ' |
---|
[4370] | 1574 | IF(lwp) WRITE(numout,*) ' Max. courant number allowed: ', rn_bt_cmax |
---|
[4292] | 1575 | ELSE |
---|
[5930] | 1576 | IF(lwp) WRITE(numout,*) ' ln_ts_auto=.false.: Use nn_baro in namelist ' |
---|
[358] | 1577 | ENDIF |
---|
[4292] | 1578 | |
---|
| 1579 | IF(ln_bt_av) THEN |
---|
[4370] | 1580 | IF(lwp) WRITE(numout,*) ' ln_bt_av=.true. => Time averaging over nn_baro time steps is on ' |
---|
[4292] | 1581 | ELSE |
---|
[4370] | 1582 | IF(lwp) WRITE(numout,*) ' ln_bt_av=.false. => No time averaging of barotropic variables ' |
---|
[4292] | 1583 | ENDIF |
---|
[508] | 1584 | ! |
---|
[4292] | 1585 | ! |
---|
| 1586 | IF(ln_bt_fw) THEN |
---|
[4370] | 1587 | IF(lwp) WRITE(numout,*) ' ln_bt_fw=.true. => Forward integration of barotropic variables ' |
---|
[4292] | 1588 | ELSE |
---|
[4370] | 1589 | IF(lwp) WRITE(numout,*) ' ln_bt_fw =.false.=> Centred integration of barotropic variables ' |
---|
[4292] | 1590 | ENDIF |
---|
| 1591 | ! |
---|
[4486] | 1592 | #if defined key_agrif |
---|
| 1593 | ! Restrict the use of Agrif to the forward case only |
---|
[6140] | 1594 | IF( .NOT.ln_bt_fw .AND. .NOT.Agrif_Root() ) CALL ctl_stop( 'AGRIF not implemented if ln_bt_fw=.FALSE.' ) |
---|
[4486] | 1595 | #endif |
---|
| 1596 | ! |
---|
[4370] | 1597 | IF(lwp) WRITE(numout,*) ' Time filter choice, nn_bt_flt: ', nn_bt_flt |
---|
[4292] | 1598 | SELECT CASE ( nn_bt_flt ) |
---|
[6140] | 1599 | CASE( 0 ) ; IF(lwp) WRITE(numout,*) ' Dirac' |
---|
| 1600 | CASE( 1 ) ; IF(lwp) WRITE(numout,*) ' Boxcar: width = nn_baro' |
---|
| 1601 | CASE( 2 ) ; IF(lwp) WRITE(numout,*) ' Boxcar: width = 2*nn_baro' |
---|
| 1602 | CASE DEFAULT ; CALL ctl_stop( 'unrecognised value for nn_bt_flt: should 0,1,2' ) |
---|
[4292] | 1603 | END SELECT |
---|
| 1604 | ! |
---|
[4370] | 1605 | IF(lwp) WRITE(numout,*) ' ' |
---|
| 1606 | IF(lwp) WRITE(numout,*) ' nn_baro = ', nn_baro |
---|
| 1607 | IF(lwp) WRITE(numout,*) ' Barotropic time step [s] is :', rdtbt |
---|
| 1608 | IF(lwp) WRITE(numout,*) ' Maximum Courant number is :', zcmax |
---|
| 1609 | ! |
---|
[6140] | 1610 | IF( .NOT.ln_bt_av .AND. .NOT.ln_bt_fw ) THEN |
---|
[4292] | 1611 | CALL ctl_stop( 'dynspg_ts ERROR: No time averaging => only forward integration is possible' ) |
---|
| 1612 | ENDIF |
---|
[6140] | 1613 | IF( zcmax>0.9_wp ) THEN |
---|
[4292] | 1614 | CALL ctl_stop( 'dynspg_ts ERROR: Maximum Courant number is greater than 0.9: Inc. nn_baro !' ) |
---|
| 1615 | ENDIF |
---|
| 1616 | ! |
---|
[6140] | 1617 | CALL wrk_dealloc( jpi,jpj, zcu ) |
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[4292] | 1618 | ! |
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| 1619 | END SUBROUTINE dyn_spg_ts_init |
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[508] | 1620 | |
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[358] | 1621 | !!====================================================================== |
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| 1622 | END MODULE dynspg_ts |
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