[9067] | 1 | MODULE domvvl |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE domvvl *** |
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| 4 | !! Ocean : |
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| 5 | !!====================================================================== |
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| 6 | !! History : 2.0 ! 2006-06 (B. Levier, L. Marie) original code |
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| 7 | !! 3.1 ! 2009-02 (G. Madec, M. Leclair, R. Benshila) pure z* coordinate |
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| 8 | !! 3.3 ! 2011-10 (M. Leclair) totally rewrote domvvl: vvl option includes z_star and z_tilde coordinates |
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| 9 | !! 3.6 ! 2014-11 (P. Mathiot) add ice shelf capability |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! dom_vvl_init : define initial vertical scale factors, depths and column thickness |
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| 14 | !! dom_vvl_sf_nxt : Compute next vertical scale factors |
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| 15 | !! dom_vvl_sf_swp : Swap vertical scale factors and update the vertical grid |
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| 16 | !! dom_vvl_interpol : Interpolate vertical scale factors from one grid point to another |
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| 17 | !! dom_vvl_rst : read/write restart file |
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| 18 | !! dom_vvl_ctl : Check the vvl options |
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| 19 | !!---------------------------------------------------------------------- |
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| 20 | USE oce ! ocean dynamics and tracers |
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| 21 | USE phycst ! physical constant |
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| 22 | USE dom_oce ! ocean space and time domain |
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| 23 | USE sbc_oce ! ocean surface boundary condition |
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| 24 | USE wet_dry ! wetting and drying |
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| 25 | USE usrdef_istate ! user defined initial state (wad only) |
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| 26 | USE restart ! ocean restart |
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| 27 | ! |
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| 28 | USE in_out_manager ! I/O manager |
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| 29 | USE iom ! I/O manager library |
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| 30 | USE lib_mpp ! distributed memory computing library |
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| 31 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 32 | USE timing ! Timing |
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| 33 | |
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| 34 | IMPLICIT NONE |
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| 35 | PRIVATE |
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| 36 | |
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| 37 | PUBLIC dom_vvl_init ! called by domain.F90 |
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| 38 | PUBLIC dom_vvl_sf_nxt ! called by step.F90 |
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| 39 | PUBLIC dom_vvl_sf_swp ! called by step.F90 |
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| 40 | PUBLIC dom_vvl_interpol ! called by dynnxt.F90 |
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| 41 | |
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| 42 | ! !!* Namelist nam_vvl |
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| 43 | LOGICAL , PUBLIC :: ln_vvl_zstar = .FALSE. ! zstar vertical coordinate |
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| 44 | LOGICAL , PUBLIC :: ln_vvl_ztilde = .FALSE. ! ztilde vertical coordinate |
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| 45 | LOGICAL , PUBLIC :: ln_vvl_layer = .FALSE. ! level vertical coordinate |
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| 46 | LOGICAL , PUBLIC :: ln_vvl_ztilde_as_zstar = .FALSE. ! ztilde vertical coordinate |
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| 47 | LOGICAL , PUBLIC :: ln_vvl_zstar_at_eqtor = .FALSE. ! ztilde vertical coordinate |
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| 48 | LOGICAL , PUBLIC :: ln_vvl_kepe = .FALSE. ! kinetic/potential energy transfer |
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| 49 | ! ! conservation: not used yet |
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| 50 | REAL(wp) :: rn_ahe3 ! thickness diffusion coefficient |
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| 51 | REAL(wp) :: rn_rst_e3t ! ztilde to zstar restoration timescale [days] |
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| 52 | REAL(wp) :: rn_lf_cutoff ! cutoff frequency for low-pass filter [days] |
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| 53 | REAL(wp) :: rn_zdef_max ! maximum fractional e3t deformation |
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| 54 | LOGICAL , PUBLIC :: ln_vvl_dbg = .FALSE. ! debug control prints |
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| 55 | |
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| 56 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: un_td, vn_td ! thickness diffusion transport |
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| 57 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: hdiv_lf ! low frequency part of hz divergence |
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| 58 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: tilde_e3t_b, tilde_e3t_n ! baroclinic scale factors |
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| 59 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: tilde_e3t_a, dtilde_e3t_a ! baroclinic scale factors |
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| 60 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:) :: frq_rst_e3t ! retoring period for scale factors |
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| 61 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:) :: frq_rst_hdv ! retoring period for low freq. divergence |
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| 62 | |
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| 63 | !! * Substitutions |
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| 64 | # include "vectopt_loop_substitute.h90" |
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| 65 | !!---------------------------------------------------------------------- |
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[10073] | 66 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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[10074] | 67 | !! $Id$ |
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[10073] | 68 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[9067] | 69 | !!---------------------------------------------------------------------- |
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| 70 | CONTAINS |
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| 71 | |
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| 72 | INTEGER FUNCTION dom_vvl_alloc() |
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| 73 | !!---------------------------------------------------------------------- |
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| 74 | !! *** FUNCTION dom_vvl_alloc *** |
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| 75 | !!---------------------------------------------------------------------- |
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| 76 | IF( ln_vvl_zstar ) dom_vvl_alloc = 0 |
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| 77 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN |
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| 78 | ALLOCATE( tilde_e3t_b(jpi,jpj,jpk) , tilde_e3t_n(jpi,jpj,jpk) , tilde_e3t_a(jpi,jpj,jpk) , & |
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| 79 | & dtilde_e3t_a(jpi,jpj,jpk) , un_td (jpi,jpj,jpk) , vn_td (jpi,jpj,jpk) , & |
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| 80 | & STAT = dom_vvl_alloc ) |
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[10425] | 81 | CALL mpp_sum ( 'domvvl', dom_vvl_alloc ) |
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| 82 | IF( dom_vvl_alloc /= 0 ) CALL ctl_stop( 'STOP', 'dom_vvl_alloc: failed to allocate arrays' ) |
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[9067] | 83 | un_td = 0._wp |
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| 84 | vn_td = 0._wp |
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| 85 | ENDIF |
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| 86 | IF( ln_vvl_ztilde ) THEN |
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| 87 | ALLOCATE( frq_rst_e3t(jpi,jpj) , frq_rst_hdv(jpi,jpj) , hdiv_lf(jpi,jpj,jpk) , STAT= dom_vvl_alloc ) |
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[10425] | 88 | CALL mpp_sum ( 'domvvl', dom_vvl_alloc ) |
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| 89 | IF( dom_vvl_alloc /= 0 ) CALL ctl_stop( 'STOP', 'dom_vvl_alloc: failed to allocate arrays' ) |
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[9067] | 90 | ENDIF |
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| 91 | ! |
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| 92 | END FUNCTION dom_vvl_alloc |
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| 93 | |
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| 94 | |
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| 95 | SUBROUTINE dom_vvl_init |
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| 96 | !!---------------------------------------------------------------------- |
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| 97 | !! *** ROUTINE dom_vvl_init *** |
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| 98 | !! |
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| 99 | !! ** Purpose : Initialization of all scale factors, depths |
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| 100 | !! and water column heights |
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| 101 | !! |
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| 102 | !! ** Method : - use restart file and/or initialize |
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| 103 | !! - interpolate scale factors |
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| 104 | !! |
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| 105 | !! ** Action : - e3t_(n/b) and tilde_e3t_(n/b) |
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| 106 | !! - Regrid: e3(u/v)_n |
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| 107 | !! e3(u/v)_b |
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| 108 | !! e3w_n |
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| 109 | !! e3(u/v)w_b |
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| 110 | !! e3(u/v)w_n |
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| 111 | !! gdept_n, gdepw_n and gde3w_n |
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| 112 | !! - h(t/u/v)_0 |
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| 113 | !! - frq_rst_e3t and frq_rst_hdv |
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| 114 | !! |
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| 115 | !! Reference : Leclair, M., and G. Madec, 2011, Ocean Modelling. |
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| 116 | !!---------------------------------------------------------------------- |
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| 117 | INTEGER :: ji, jj, jk |
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| 118 | INTEGER :: ii0, ii1, ij0, ij1 |
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| 119 | REAL(wp):: zcoef |
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| 120 | !!---------------------------------------------------------------------- |
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| 121 | ! |
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| 122 | IF(lwp) WRITE(numout,*) |
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| 123 | IF(lwp) WRITE(numout,*) 'dom_vvl_init : Variable volume activated' |
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| 124 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~' |
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| 125 | ! |
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| 126 | CALL dom_vvl_ctl ! choose vertical coordinate (z_star, z_tilde or layer) |
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| 127 | ! |
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| 128 | ! ! Allocate module arrays |
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| 129 | IF( dom_vvl_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'dom_vvl_init : unable to allocate arrays' ) |
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| 130 | ! |
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| 131 | ! ! Read or initialize e3t_(b/n), tilde_e3t_(b/n) and hdiv_lf |
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| 132 | CALL dom_vvl_rst( nit000, 'READ' ) |
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| 133 | e3t_a(:,:,jpk) = e3t_0(:,:,jpk) ! last level always inside the sea floor set one for all |
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| 134 | ! |
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| 135 | ! !== Set of all other vertical scale factors ==! (now and before) |
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| 136 | ! ! Horizontal interpolation of e3t |
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| 137 | CALL dom_vvl_interpol( e3t_b(:,:,:), e3u_b(:,:,:), 'U' ) ! from T to U |
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| 138 | CALL dom_vvl_interpol( e3t_n(:,:,:), e3u_n(:,:,:), 'U' ) |
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| 139 | CALL dom_vvl_interpol( e3t_b(:,:,:), e3v_b(:,:,:), 'V' ) ! from T to V |
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| 140 | CALL dom_vvl_interpol( e3t_n(:,:,:), e3v_n(:,:,:), 'V' ) |
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| 141 | CALL dom_vvl_interpol( e3u_n(:,:,:), e3f_n(:,:,:), 'F' ) ! from U to F |
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| 142 | ! ! Vertical interpolation of e3t,u,v |
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| 143 | CALL dom_vvl_interpol( e3t_n(:,:,:), e3w_n (:,:,:), 'W' ) ! from T to W |
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| 144 | CALL dom_vvl_interpol( e3t_b(:,:,:), e3w_b (:,:,:), 'W' ) |
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| 145 | CALL dom_vvl_interpol( e3u_n(:,:,:), e3uw_n(:,:,:), 'UW' ) ! from U to UW |
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| 146 | CALL dom_vvl_interpol( e3u_b(:,:,:), e3uw_b(:,:,:), 'UW' ) |
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| 147 | CALL dom_vvl_interpol( e3v_n(:,:,:), e3vw_n(:,:,:), 'VW' ) ! from V to UW |
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| 148 | CALL dom_vvl_interpol( e3v_b(:,:,:), e3vw_b(:,:,:), 'VW' ) |
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[9729] | 149 | |
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| 150 | ! We need to define e3[tuv]_a for AGRIF initialisation (should not be a problem for the restartability...) |
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| 151 | e3t_a(:,:,:) = e3t_n(:,:,:) |
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| 152 | e3u_a(:,:,:) = e3u_n(:,:,:) |
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| 153 | e3v_a(:,:,:) = e3v_n(:,:,:) |
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[9067] | 154 | ! |
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| 155 | ! !== depth of t and w-point ==! (set the isf depth as it is in the initial timestep) |
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| 156 | gdept_n(:,:,1) = 0.5_wp * e3w_n(:,:,1) ! reference to the ocean surface (used for MLD and light penetration) |
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| 157 | gdepw_n(:,:,1) = 0.0_wp |
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| 158 | gde3w_n(:,:,1) = gdept_n(:,:,1) - sshn(:,:) ! reference to a common level z=0 for hpg |
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| 159 | gdept_b(:,:,1) = 0.5_wp * e3w_b(:,:,1) |
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| 160 | gdepw_b(:,:,1) = 0.0_wp |
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| 161 | DO jk = 2, jpk ! vertical sum |
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| 162 | DO jj = 1,jpj |
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| 163 | DO ji = 1,jpi |
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| 164 | ! zcoef = tmask - wmask ! 0 everywhere tmask = wmask, ie everywhere expect at jk = mikt |
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| 165 | ! ! 1 everywhere from mbkt to mikt + 1 or 1 (if no isf) |
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| 166 | ! ! 0.5 where jk = mikt |
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| 167 | !!gm ??????? BUG ? gdept_n as well as gde3w_n does not include the thickness of ISF ?? |
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| 168 | zcoef = ( tmask(ji,jj,jk) - wmask(ji,jj,jk) ) |
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| 169 | gdepw_n(ji,jj,jk) = gdepw_n(ji,jj,jk-1) + e3t_n(ji,jj,jk-1) |
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| 170 | gdept_n(ji,jj,jk) = zcoef * ( gdepw_n(ji,jj,jk ) + 0.5 * e3w_n(ji,jj,jk)) & |
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| 171 | & + (1-zcoef) * ( gdept_n(ji,jj,jk-1) + e3w_n(ji,jj,jk)) |
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| 172 | gde3w_n(ji,jj,jk) = gdept_n(ji,jj,jk) - sshn(ji,jj) |
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| 173 | gdepw_b(ji,jj,jk) = gdepw_b(ji,jj,jk-1) + e3t_b(ji,jj,jk-1) |
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| 174 | gdept_b(ji,jj,jk) = zcoef * ( gdepw_b(ji,jj,jk ) + 0.5 * e3w_b(ji,jj,jk)) & |
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| 175 | & + (1-zcoef) * ( gdept_b(ji,jj,jk-1) + e3w_b(ji,jj,jk)) |
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| 176 | END DO |
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| 177 | END DO |
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| 178 | END DO |
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| 179 | ! |
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| 180 | ! !== thickness of the water column !! (ocean portion only) |
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| 181 | ht_n(:,:) = e3t_n(:,:,1) * tmask(:,:,1) !!gm BUG : this should be 1/2 * e3w(k=1) .... |
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| 182 | hu_b(:,:) = e3u_b(:,:,1) * umask(:,:,1) |
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| 183 | hu_n(:,:) = e3u_n(:,:,1) * umask(:,:,1) |
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| 184 | hv_b(:,:) = e3v_b(:,:,1) * vmask(:,:,1) |
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| 185 | hv_n(:,:) = e3v_n(:,:,1) * vmask(:,:,1) |
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| 186 | DO jk = 2, jpkm1 |
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| 187 | ht_n(:,:) = ht_n(:,:) + e3t_n(:,:,jk) * tmask(:,:,jk) |
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| 188 | hu_b(:,:) = hu_b(:,:) + e3u_b(:,:,jk) * umask(:,:,jk) |
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| 189 | hu_n(:,:) = hu_n(:,:) + e3u_n(:,:,jk) * umask(:,:,jk) |
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| 190 | hv_b(:,:) = hv_b(:,:) + e3v_b(:,:,jk) * vmask(:,:,jk) |
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| 191 | hv_n(:,:) = hv_n(:,:) + e3v_n(:,:,jk) * vmask(:,:,jk) |
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| 192 | END DO |
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| 193 | ! |
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| 194 | ! !== inverse of water column thickness ==! (u- and v- points) |
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| 195 | r1_hu_b(:,:) = ssumask(:,:) / ( hu_b(:,:) + 1._wp - ssumask(:,:) ) ! _i mask due to ISF |
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| 196 | r1_hu_n(:,:) = ssumask(:,:) / ( hu_n(:,:) + 1._wp - ssumask(:,:) ) |
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| 197 | r1_hv_b(:,:) = ssvmask(:,:) / ( hv_b(:,:) + 1._wp - ssvmask(:,:) ) |
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| 198 | r1_hv_n(:,:) = ssvmask(:,:) / ( hv_n(:,:) + 1._wp - ssvmask(:,:) ) |
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| 199 | |
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| 200 | ! !== z_tilde coordinate case ==! (Restoring frequencies) |
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| 201 | IF( ln_vvl_ztilde ) THEN |
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| 202 | !!gm : idea: add here a READ in a file of custumized restoring frequency |
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| 203 | ! ! Values in days provided via the namelist |
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| 204 | ! ! use rsmall to avoid possible division by zero errors with faulty settings |
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| 205 | frq_rst_e3t(:,:) = 2._wp * rpi / ( MAX( rn_rst_e3t , rsmall ) * 86400.0_wp ) |
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| 206 | frq_rst_hdv(:,:) = 2._wp * rpi / ( MAX( rn_lf_cutoff, rsmall ) * 86400.0_wp ) |
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| 207 | ! |
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| 208 | IF( ln_vvl_ztilde_as_zstar ) THEN ! z-star emulation using z-tile |
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| 209 | frq_rst_e3t(:,:) = 0._wp !Ignore namelist settings |
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| 210 | frq_rst_hdv(:,:) = 1._wp / rdt |
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| 211 | ENDIF |
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| 212 | IF ( ln_vvl_zstar_at_eqtor ) THEN ! use z-star in vicinity of the Equator |
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| 213 | DO jj = 1, jpj |
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| 214 | DO ji = 1, jpi |
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| 215 | !!gm case |gphi| >= 6 degrees is useless initialized just above by default |
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| 216 | IF( ABS(gphit(ji,jj)) >= 6.) THEN |
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| 217 | ! values outside the equatorial band and transition zone (ztilde) |
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| 218 | frq_rst_e3t(ji,jj) = 2.0_wp * rpi / ( MAX( rn_rst_e3t , rsmall ) * 86400.e0_wp ) |
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| 219 | frq_rst_hdv(ji,jj) = 2.0_wp * rpi / ( MAX( rn_lf_cutoff, rsmall ) * 86400.e0_wp ) |
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| 220 | ELSEIF( ABS(gphit(ji,jj)) <= 2.5) THEN ! Equator strip ==> z-star |
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| 221 | ! values inside the equatorial band (ztilde as zstar) |
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| 222 | frq_rst_e3t(ji,jj) = 0.0_wp |
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| 223 | frq_rst_hdv(ji,jj) = 1.0_wp / rdt |
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| 224 | ELSE ! transition band (2.5 to 6 degrees N/S) |
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| 225 | ! ! (linearly transition from z-tilde to z-star) |
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| 226 | frq_rst_e3t(ji,jj) = 0.0_wp + (frq_rst_e3t(ji,jj)-0.0_wp)*0.5_wp & |
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| 227 | & * ( 1.0_wp - COS( rad*(ABS(gphit(ji,jj))-2.5_wp) & |
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| 228 | & * 180._wp / 3.5_wp ) ) |
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| 229 | frq_rst_hdv(ji,jj) = (1.0_wp / rdt) & |
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| 230 | & + ( frq_rst_hdv(ji,jj)-(1.e0_wp / rdt) )*0.5_wp & |
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| 231 | & * ( 1._wp - COS( rad*(ABS(gphit(ji,jj))-2.5_wp) & |
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| 232 | & * 180._wp / 3.5_wp ) ) |
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| 233 | ENDIF |
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| 234 | END DO |
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| 235 | END DO |
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[10425] | 236 | IF( cn_cfg == "orca" .OR. cn_cfg == "ORCA" ) THEN |
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| 237 | IF( nn_cfg == 3 ) THEN ! ORCA2: Suppress ztilde in the Foxe Basin for ORCA2 |
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| 238 | ii0 = 103 ; ii1 = 111 |
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| 239 | ij0 = 128 ; ij1 = 135 ; |
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| 240 | frq_rst_e3t( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 0.0_wp |
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| 241 | frq_rst_hdv( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0_wp / rdt |
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| 242 | ENDIF |
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[9067] | 243 | ENDIF |
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| 244 | ENDIF |
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| 245 | ENDIF |
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| 246 | ! |
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[9729] | 247 | IF(lwxios) THEN |
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| 248 | ! define variables in restart file when writing with XIOS |
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| 249 | CALL iom_set_rstw_var_active('e3t_b') |
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| 250 | CALL iom_set_rstw_var_active('e3t_n') |
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| 251 | ! ! ----------------------- ! |
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| 252 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! z_tilde and layer cases ! |
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| 253 | ! ! ----------------------- ! |
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| 254 | CALL iom_set_rstw_var_active('tilde_e3t_b') |
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| 255 | CALL iom_set_rstw_var_active('tilde_e3t_n') |
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| 256 | END IF |
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| 257 | ! ! -------------! |
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| 258 | IF( ln_vvl_ztilde ) THEN ! z_tilde case ! |
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| 259 | ! ! ------------ ! |
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| 260 | CALL iom_set_rstw_var_active('hdiv_lf') |
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| 261 | ENDIF |
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| 262 | ! |
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| 263 | ENDIF |
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| 264 | ! |
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[9067] | 265 | END SUBROUTINE dom_vvl_init |
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| 266 | |
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| 267 | |
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| 268 | SUBROUTINE dom_vvl_sf_nxt( kt, kcall ) |
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| 269 | !!---------------------------------------------------------------------- |
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| 270 | !! *** ROUTINE dom_vvl_sf_nxt *** |
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| 271 | !! |
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| 272 | !! ** Purpose : - compute the after scale factors used in tra_zdf, dynnxt, |
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| 273 | !! tranxt and dynspg routines |
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| 274 | !! |
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| 275 | !! ** Method : - z_star case: Repartition of ssh INCREMENT proportionnaly to the level thickness. |
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| 276 | !! - z_tilde_case: after scale factor increment = |
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| 277 | !! high frequency part of horizontal divergence |
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| 278 | !! + retsoring towards the background grid |
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| 279 | !! + thickness difusion |
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| 280 | !! Then repartition of ssh INCREMENT proportionnaly |
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| 281 | !! to the "baroclinic" level thickness. |
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| 282 | !! |
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| 283 | !! ** Action : - hdiv_lf : restoring towards full baroclinic divergence in z_tilde case |
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| 284 | !! - tilde_e3t_a: after increment of vertical scale factor |
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| 285 | !! in z_tilde case |
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| 286 | !! - e3(t/u/v)_a |
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| 287 | !! |
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| 288 | !! Reference : Leclair, M., and Madec, G. 2011, Ocean Modelling. |
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| 289 | !!---------------------------------------------------------------------- |
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| 290 | INTEGER, INTENT( in ) :: kt ! time step |
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| 291 | INTEGER, INTENT( in ), OPTIONAL :: kcall ! optional argument indicating call sequence |
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| 292 | ! |
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| 293 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 294 | INTEGER , DIMENSION(3) :: ijk_max, ijk_min ! temporary integers |
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| 295 | REAL(wp) :: z2dt, z_tmin, z_tmax ! local scalars |
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| 296 | LOGICAL :: ll_do_bclinic ! local logical |
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| 297 | REAL(wp), DIMENSION(jpi,jpj) :: zht, z_scale, zwu, zwv, zhdiv |
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| 298 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: ze3t |
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| 299 | !!---------------------------------------------------------------------- |
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| 300 | ! |
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| 301 | IF( ln_linssh ) RETURN ! No calculation in linear free surface |
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| 302 | ! |
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| 303 | IF( ln_timing ) CALL timing_start('dom_vvl_sf_nxt') |
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| 304 | ! |
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| 305 | IF( kt == nit000 ) THEN |
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| 306 | IF(lwp) WRITE(numout,*) |
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| 307 | IF(lwp) WRITE(numout,*) 'dom_vvl_sf_nxt : compute after scale factors' |
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| 308 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~' |
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| 309 | ENDIF |
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| 310 | |
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| 311 | ll_do_bclinic = .TRUE. |
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| 312 | IF( PRESENT(kcall) ) THEN |
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| 313 | IF( kcall == 2 .AND. ln_vvl_ztilde ) ll_do_bclinic = .FALSE. |
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| 314 | ENDIF |
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| 315 | |
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| 316 | ! ******************************* ! |
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| 317 | ! After acale factors at t-points ! |
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| 318 | ! ******************************* ! |
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| 319 | ! ! --------------------------------------------- ! |
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| 320 | ! ! z_star coordinate and barotropic z-tilde part ! |
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| 321 | ! ! --------------------------------------------- ! |
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| 322 | ! |
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| 323 | z_scale(:,:) = ( ssha(:,:) - sshb(:,:) ) * ssmask(:,:) / ( ht_0(:,:) + sshn(:,:) + 1. - ssmask(:,:) ) |
---|
| 324 | DO jk = 1, jpkm1 |
---|
| 325 | ! formally this is the same as e3t_a = e3t_0*(1+ssha/ht_0) |
---|
| 326 | e3t_a(:,:,jk) = e3t_b(:,:,jk) + e3t_n(:,:,jk) * z_scale(:,:) * tmask(:,:,jk) |
---|
| 327 | END DO |
---|
| 328 | ! |
---|
| 329 | IF( ln_vvl_ztilde .OR. ln_vvl_layer .AND. ll_do_bclinic ) THEN ! z_tilde or layer coordinate ! |
---|
| 330 | ! ! ------baroclinic part------ ! |
---|
| 331 | ! I - initialization |
---|
| 332 | ! ================== |
---|
| 333 | |
---|
| 334 | ! 1 - barotropic divergence |
---|
| 335 | ! ------------------------- |
---|
| 336 | zhdiv(:,:) = 0._wp |
---|
| 337 | zht(:,:) = 0._wp |
---|
| 338 | DO jk = 1, jpkm1 |
---|
| 339 | zhdiv(:,:) = zhdiv(:,:) + e3t_n(:,:,jk) * hdivn(:,:,jk) |
---|
| 340 | zht (:,:) = zht (:,:) + e3t_n(:,:,jk) * tmask(:,:,jk) |
---|
| 341 | END DO |
---|
| 342 | zhdiv(:,:) = zhdiv(:,:) / ( zht(:,:) + 1. - tmask_i(:,:) ) |
---|
| 343 | |
---|
| 344 | ! 2 - Low frequency baroclinic horizontal divergence (z-tilde case only) |
---|
| 345 | ! -------------------------------------------------- |
---|
| 346 | IF( ln_vvl_ztilde ) THEN |
---|
| 347 | IF( kt > nit000 ) THEN |
---|
| 348 | DO jk = 1, jpkm1 |
---|
| 349 | hdiv_lf(:,:,jk) = hdiv_lf(:,:,jk) - rdt * frq_rst_hdv(:,:) & |
---|
| 350 | & * ( hdiv_lf(:,:,jk) - e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) ) |
---|
| 351 | END DO |
---|
| 352 | ENDIF |
---|
| 353 | ENDIF |
---|
| 354 | |
---|
| 355 | ! II - after z_tilde increments of vertical scale factors |
---|
| 356 | ! ======================================================= |
---|
| 357 | tilde_e3t_a(:,:,:) = 0._wp ! tilde_e3t_a used to store tendency terms |
---|
| 358 | |
---|
| 359 | ! 1 - High frequency divergence term |
---|
| 360 | ! ---------------------------------- |
---|
| 361 | IF( ln_vvl_ztilde ) THEN ! z_tilde case |
---|
| 362 | DO jk = 1, jpkm1 |
---|
| 363 | tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - ( e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) - hdiv_lf(:,:,jk) ) |
---|
| 364 | END DO |
---|
| 365 | ELSE ! layer case |
---|
| 366 | DO jk = 1, jpkm1 |
---|
| 367 | tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) * tmask(:,:,jk) |
---|
| 368 | END DO |
---|
| 369 | ENDIF |
---|
| 370 | |
---|
| 371 | ! 2 - Restoring term (z-tilde case only) |
---|
| 372 | ! ------------------ |
---|
| 373 | IF( ln_vvl_ztilde ) THEN |
---|
| 374 | DO jk = 1, jpk |
---|
| 375 | tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - frq_rst_e3t(:,:) * tilde_e3t_b(:,:,jk) |
---|
| 376 | END DO |
---|
| 377 | ENDIF |
---|
| 378 | |
---|
| 379 | ! 3 - Thickness diffusion term |
---|
| 380 | ! ---------------------------- |
---|
| 381 | zwu(:,:) = 0._wp |
---|
| 382 | zwv(:,:) = 0._wp |
---|
| 383 | DO jk = 1, jpkm1 ! a - first derivative: diffusive fluxes |
---|
| 384 | DO jj = 1, jpjm1 |
---|
| 385 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 386 | un_td(ji,jj,jk) = rn_ahe3 * umask(ji,jj,jk) * e2_e1u(ji,jj) & |
---|
| 387 | & * ( tilde_e3t_b(ji,jj,jk) - tilde_e3t_b(ji+1,jj ,jk) ) |
---|
| 388 | vn_td(ji,jj,jk) = rn_ahe3 * vmask(ji,jj,jk) * e1_e2v(ji,jj) & |
---|
| 389 | & * ( tilde_e3t_b(ji,jj,jk) - tilde_e3t_b(ji ,jj+1,jk) ) |
---|
| 390 | zwu(ji,jj) = zwu(ji,jj) + un_td(ji,jj,jk) |
---|
| 391 | zwv(ji,jj) = zwv(ji,jj) + vn_td(ji,jj,jk) |
---|
| 392 | END DO |
---|
| 393 | END DO |
---|
| 394 | END DO |
---|
| 395 | DO jj = 1, jpj ! b - correction for last oceanic u-v points |
---|
| 396 | DO ji = 1, jpi |
---|
| 397 | un_td(ji,jj,mbku(ji,jj)) = un_td(ji,jj,mbku(ji,jj)) - zwu(ji,jj) |
---|
| 398 | vn_td(ji,jj,mbkv(ji,jj)) = vn_td(ji,jj,mbkv(ji,jj)) - zwv(ji,jj) |
---|
| 399 | END DO |
---|
| 400 | END DO |
---|
| 401 | DO jk = 1, jpkm1 ! c - second derivative: divergence of diffusive fluxes |
---|
| 402 | DO jj = 2, jpjm1 |
---|
| 403 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 404 | tilde_e3t_a(ji,jj,jk) = tilde_e3t_a(ji,jj,jk) + ( un_td(ji-1,jj ,jk) - un_td(ji,jj,jk) & |
---|
| 405 | & + vn_td(ji ,jj-1,jk) - vn_td(ji,jj,jk) & |
---|
| 406 | & ) * r1_e1e2t(ji,jj) |
---|
| 407 | END DO |
---|
| 408 | END DO |
---|
| 409 | END DO |
---|
| 410 | ! ! d - thickness diffusion transport: boundary conditions |
---|
| 411 | ! (stored for tracer advction and continuity equation) |
---|
[10425] | 412 | CALL lbc_lnk_multi( 'domvvl', un_td , 'U' , -1._wp, vn_td , 'V' , -1._wp) |
---|
[9067] | 413 | |
---|
| 414 | ! 4 - Time stepping of baroclinic scale factors |
---|
| 415 | ! --------------------------------------------- |
---|
| 416 | ! Leapfrog time stepping |
---|
| 417 | ! ~~~~~~~~~~~~~~~~~~~~~~ |
---|
| 418 | IF( neuler == 0 .AND. kt == nit000 ) THEN |
---|
| 419 | z2dt = rdt |
---|
| 420 | ELSE |
---|
| 421 | z2dt = 2.0_wp * rdt |
---|
| 422 | ENDIF |
---|
[10425] | 423 | CALL lbc_lnk( 'domvvl', tilde_e3t_a(:,:,:), 'T', 1._wp ) |
---|
[9067] | 424 | tilde_e3t_a(:,:,:) = tilde_e3t_b(:,:,:) + z2dt * tmask(:,:,:) * tilde_e3t_a(:,:,:) |
---|
| 425 | |
---|
| 426 | ! Maximum deformation control |
---|
| 427 | ! ~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
---|
| 428 | ze3t(:,:,jpk) = 0._wp |
---|
| 429 | DO jk = 1, jpkm1 |
---|
| 430 | ze3t(:,:,jk) = tilde_e3t_a(:,:,jk) / e3t_0(:,:,jk) * tmask(:,:,jk) * tmask_i(:,:) |
---|
| 431 | END DO |
---|
| 432 | z_tmax = MAXVAL( ze3t(:,:,:) ) |
---|
[10425] | 433 | CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain |
---|
[9067] | 434 | z_tmin = MINVAL( ze3t(:,:,:) ) |
---|
[10425] | 435 | CALL mpp_min( 'domvvl', z_tmin ) ! min over the global domain |
---|
[9067] | 436 | ! - ML - test: for the moment, stop simulation for too large e3_t variations |
---|
| 437 | IF( ( z_tmax > rn_zdef_max ) .OR. ( z_tmin < - rn_zdef_max ) ) THEN |
---|
| 438 | IF( lk_mpp ) THEN |
---|
[10425] | 439 | CALL mpp_maxloc( 'domvvl', ze3t, tmask, z_tmax, ijk_max ) |
---|
| 440 | CALL mpp_minloc( 'domvvl', ze3t, tmask, z_tmin, ijk_min ) |
---|
[9067] | 441 | ELSE |
---|
| 442 | ijk_max = MAXLOC( ze3t(:,:,:) ) |
---|
| 443 | ijk_max(1) = ijk_max(1) + nimpp - 1 |
---|
| 444 | ijk_max(2) = ijk_max(2) + njmpp - 1 |
---|
| 445 | ijk_min = MINLOC( ze3t(:,:,:) ) |
---|
| 446 | ijk_min(1) = ijk_min(1) + nimpp - 1 |
---|
| 447 | ijk_min(2) = ijk_min(2) + njmpp - 1 |
---|
| 448 | ENDIF |
---|
| 449 | IF (lwp) THEN |
---|
| 450 | WRITE(numout, *) 'MAX( tilde_e3t_a(:,:,:) / e3t_0(:,:,:) ) =', z_tmax |
---|
| 451 | WRITE(numout, *) 'at i, j, k=', ijk_max |
---|
| 452 | WRITE(numout, *) 'MIN( tilde_e3t_a(:,:,:) / e3t_0(:,:,:) ) =', z_tmin |
---|
| 453 | WRITE(numout, *) 'at i, j, k=', ijk_min |
---|
[10425] | 454 | CALL ctl_stop( 'STOP', 'MAX( ABS( tilde_e3t_a(:,:,: ) ) / e3t_0(:,:,:) ) too high') |
---|
[9067] | 455 | ENDIF |
---|
| 456 | ENDIF |
---|
| 457 | ! - ML - end test |
---|
| 458 | ! - ML - Imposing these limits will cause a baroclinicity error which is corrected for below |
---|
| 459 | tilde_e3t_a(:,:,:) = MIN( tilde_e3t_a(:,:,:), rn_zdef_max * e3t_0(:,:,:) ) |
---|
| 460 | tilde_e3t_a(:,:,:) = MAX( tilde_e3t_a(:,:,:), - rn_zdef_max * e3t_0(:,:,:) ) |
---|
| 461 | |
---|
| 462 | ! |
---|
| 463 | ! "tilda" change in the after scale factor |
---|
| 464 | ! ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
---|
| 465 | DO jk = 1, jpkm1 |
---|
| 466 | dtilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - tilde_e3t_b(:,:,jk) |
---|
| 467 | END DO |
---|
| 468 | ! III - Barotropic repartition of the sea surface height over the baroclinic profile |
---|
| 469 | ! ================================================================================== |
---|
| 470 | ! add ( ssh increment + "baroclinicity error" ) proportionly to e3t(n) |
---|
| 471 | ! - ML - baroclinicity error should be better treated in the future |
---|
| 472 | ! i.e. locally and not spread over the water column. |
---|
| 473 | ! (keep in mind that the idea is to reduce Eulerian velocity as much as possible) |
---|
| 474 | zht(:,:) = 0. |
---|
| 475 | DO jk = 1, jpkm1 |
---|
| 476 | zht(:,:) = zht(:,:) + tilde_e3t_a(:,:,jk) * tmask(:,:,jk) |
---|
| 477 | END DO |
---|
| 478 | z_scale(:,:) = - zht(:,:) / ( ht_0(:,:) + sshn(:,:) + 1. - ssmask(:,:) ) |
---|
| 479 | DO jk = 1, jpkm1 |
---|
| 480 | dtilde_e3t_a(:,:,jk) = dtilde_e3t_a(:,:,jk) + e3t_n(:,:,jk) * z_scale(:,:) * tmask(:,:,jk) |
---|
| 481 | END DO |
---|
| 482 | |
---|
| 483 | ENDIF |
---|
| 484 | |
---|
| 485 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! z_tilde or layer coordinate ! |
---|
| 486 | ! ! ---baroclinic part--------- ! |
---|
| 487 | DO jk = 1, jpkm1 |
---|
| 488 | e3t_a(:,:,jk) = e3t_a(:,:,jk) + dtilde_e3t_a(:,:,jk) * tmask(:,:,jk) |
---|
| 489 | END DO |
---|
| 490 | ENDIF |
---|
| 491 | |
---|
| 492 | IF( ln_vvl_dbg .AND. .NOT. ll_do_bclinic ) THEN ! - ML - test: control prints for debuging |
---|
| 493 | ! |
---|
| 494 | IF( lwp ) WRITE(numout, *) 'kt =', kt |
---|
| 495 | IF ( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN |
---|
| 496 | z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( zht(:,:) ) ) |
---|
[10425] | 497 | CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain |
---|
[9067] | 498 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(SUM(tilde_e3t_a))) =', z_tmax |
---|
| 499 | END IF |
---|
| 500 | ! |
---|
| 501 | zht(:,:) = 0.0_wp |
---|
| 502 | DO jk = 1, jpkm1 |
---|
| 503 | zht(:,:) = zht(:,:) + e3t_n(:,:,jk) * tmask(:,:,jk) |
---|
| 504 | END DO |
---|
| 505 | z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + sshn(:,:) - zht(:,:) ) ) |
---|
[10425] | 506 | CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain |
---|
[9067] | 507 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+sshn-SUM(e3t_n))) =', z_tmax |
---|
| 508 | ! |
---|
| 509 | zht(:,:) = 0.0_wp |
---|
| 510 | DO jk = 1, jpkm1 |
---|
| 511 | zht(:,:) = zht(:,:) + e3t_a(:,:,jk) * tmask(:,:,jk) |
---|
| 512 | END DO |
---|
| 513 | z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + ssha(:,:) - zht(:,:) ) ) |
---|
[10425] | 514 | CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain |
---|
[9067] | 515 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+ssha-SUM(e3t_a))) =', z_tmax |
---|
| 516 | ! |
---|
| 517 | zht(:,:) = 0.0_wp |
---|
| 518 | DO jk = 1, jpkm1 |
---|
| 519 | zht(:,:) = zht(:,:) + e3t_b(:,:,jk) * tmask(:,:,jk) |
---|
| 520 | END DO |
---|
| 521 | z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + sshb(:,:) - zht(:,:) ) ) |
---|
[10425] | 522 | CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain |
---|
[9067] | 523 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+sshb-SUM(e3t_b))) =', z_tmax |
---|
| 524 | ! |
---|
| 525 | z_tmax = MAXVAL( tmask(:,:,1) * ABS( sshb(:,:) ) ) |
---|
[10425] | 526 | CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain |
---|
[9067] | 527 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(sshb))) =', z_tmax |
---|
| 528 | ! |
---|
| 529 | z_tmax = MAXVAL( tmask(:,:,1) * ABS( sshn(:,:) ) ) |
---|
[10425] | 530 | CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain |
---|
[9067] | 531 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(sshn))) =', z_tmax |
---|
| 532 | ! |
---|
| 533 | z_tmax = MAXVAL( tmask(:,:,1) * ABS( ssha(:,:) ) ) |
---|
[10425] | 534 | CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain |
---|
[9067] | 535 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ssha))) =', z_tmax |
---|
| 536 | END IF |
---|
| 537 | |
---|
| 538 | ! *********************************** ! |
---|
| 539 | ! After scale factors at u- v- points ! |
---|
| 540 | ! *********************************** ! |
---|
| 541 | |
---|
| 542 | CALL dom_vvl_interpol( e3t_a(:,:,:), e3u_a(:,:,:), 'U' ) |
---|
| 543 | CALL dom_vvl_interpol( e3t_a(:,:,:), e3v_a(:,:,:), 'V' ) |
---|
| 544 | |
---|
| 545 | ! *********************************** ! |
---|
| 546 | ! After depths at u- v points ! |
---|
| 547 | ! *********************************** ! |
---|
| 548 | |
---|
| 549 | hu_a(:,:) = e3u_a(:,:,1) * umask(:,:,1) |
---|
| 550 | hv_a(:,:) = e3v_a(:,:,1) * vmask(:,:,1) |
---|
| 551 | DO jk = 2, jpkm1 |
---|
| 552 | hu_a(:,:) = hu_a(:,:) + e3u_a(:,:,jk) * umask(:,:,jk) |
---|
| 553 | hv_a(:,:) = hv_a(:,:) + e3v_a(:,:,jk) * vmask(:,:,jk) |
---|
| 554 | END DO |
---|
| 555 | ! ! Inverse of the local depth |
---|
| 556 | !!gm BUG ? don't understand the use of umask_i here ..... |
---|
| 557 | r1_hu_a(:,:) = ssumask(:,:) / ( hu_a(:,:) + 1._wp - ssumask(:,:) ) |
---|
| 558 | r1_hv_a(:,:) = ssvmask(:,:) / ( hv_a(:,:) + 1._wp - ssvmask(:,:) ) |
---|
| 559 | ! |
---|
| 560 | IF( ln_timing ) CALL timing_stop('dom_vvl_sf_nxt') |
---|
| 561 | ! |
---|
| 562 | END SUBROUTINE dom_vvl_sf_nxt |
---|
| 563 | |
---|
| 564 | |
---|
| 565 | SUBROUTINE dom_vvl_sf_swp( kt ) |
---|
| 566 | !!---------------------------------------------------------------------- |
---|
| 567 | !! *** ROUTINE dom_vvl_sf_swp *** |
---|
| 568 | !! |
---|
| 569 | !! ** Purpose : compute time filter and swap of scale factors |
---|
| 570 | !! compute all depths and related variables for next time step |
---|
| 571 | !! write outputs and restart file |
---|
| 572 | !! |
---|
| 573 | !! ** Method : - swap of e3t with trick for volume/tracer conservation |
---|
| 574 | !! - reconstruct scale factor at other grid points (interpolate) |
---|
| 575 | !! - recompute depths and water height fields |
---|
| 576 | !! |
---|
| 577 | !! ** Action : - e3t_(b/n), tilde_e3t_(b/n) and e3(u/v)_n ready for next time step |
---|
| 578 | !! - Recompute: |
---|
| 579 | !! e3(u/v)_b |
---|
| 580 | !! e3w_n |
---|
| 581 | !! e3(u/v)w_b |
---|
| 582 | !! e3(u/v)w_n |
---|
| 583 | !! gdept_n, gdepw_n and gde3w_n |
---|
| 584 | !! h(u/v) and h(u/v)r |
---|
| 585 | !! |
---|
| 586 | !! Reference : Leclair, M., and G. Madec, 2009, Ocean Modelling. |
---|
| 587 | !! Leclair, M., and G. Madec, 2011, Ocean Modelling. |
---|
| 588 | !!---------------------------------------------------------------------- |
---|
| 589 | INTEGER, INTENT( in ) :: kt ! time step |
---|
| 590 | ! |
---|
| 591 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 592 | REAL(wp) :: zcoef ! local scalar |
---|
| 593 | !!---------------------------------------------------------------------- |
---|
| 594 | ! |
---|
| 595 | IF( ln_linssh ) RETURN ! No calculation in linear free surface |
---|
| 596 | ! |
---|
| 597 | IF( ln_timing ) CALL timing_start('dom_vvl_sf_swp') |
---|
| 598 | ! |
---|
| 599 | IF( kt == nit000 ) THEN |
---|
| 600 | IF(lwp) WRITE(numout,*) |
---|
| 601 | IF(lwp) WRITE(numout,*) 'dom_vvl_sf_swp : - time filter and swap of scale factors' |
---|
| 602 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~ - interpolate scale factors and compute depths for next time step' |
---|
| 603 | ENDIF |
---|
| 604 | ! |
---|
| 605 | ! Time filter and swap of scale factors |
---|
| 606 | ! ===================================== |
---|
| 607 | ! - ML - e3(t/u/v)_b are allready computed in dynnxt. |
---|
| 608 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN |
---|
| 609 | IF( neuler == 0 .AND. kt == nit000 ) THEN |
---|
| 610 | tilde_e3t_b(:,:,:) = tilde_e3t_n(:,:,:) |
---|
| 611 | ELSE |
---|
| 612 | tilde_e3t_b(:,:,:) = tilde_e3t_n(:,:,:) & |
---|
| 613 | & + atfp * ( tilde_e3t_b(:,:,:) - 2.0_wp * tilde_e3t_n(:,:,:) + tilde_e3t_a(:,:,:) ) |
---|
| 614 | ENDIF |
---|
| 615 | tilde_e3t_n(:,:,:) = tilde_e3t_a(:,:,:) |
---|
| 616 | ENDIF |
---|
| 617 | gdept_b(:,:,:) = gdept_n(:,:,:) |
---|
| 618 | gdepw_b(:,:,:) = gdepw_n(:,:,:) |
---|
| 619 | |
---|
| 620 | e3t_n(:,:,:) = e3t_a(:,:,:) |
---|
| 621 | e3u_n(:,:,:) = e3u_a(:,:,:) |
---|
| 622 | e3v_n(:,:,:) = e3v_a(:,:,:) |
---|
| 623 | |
---|
| 624 | ! Compute all missing vertical scale factor and depths |
---|
| 625 | ! ==================================================== |
---|
| 626 | ! Horizontal scale factor interpolations |
---|
| 627 | ! -------------------------------------- |
---|
| 628 | ! - ML - e3u_b and e3v_b are allready computed in dynnxt |
---|
| 629 | ! - JC - hu_b, hv_b, hur_b, hvr_b also |
---|
| 630 | |
---|
| 631 | CALL dom_vvl_interpol( e3u_n(:,:,:), e3f_n(:,:,:), 'F' ) |
---|
| 632 | |
---|
| 633 | ! Vertical scale factor interpolations |
---|
| 634 | CALL dom_vvl_interpol( e3t_n(:,:,:), e3w_n(:,:,:), 'W' ) |
---|
| 635 | CALL dom_vvl_interpol( e3u_n(:,:,:), e3uw_n(:,:,:), 'UW' ) |
---|
| 636 | CALL dom_vvl_interpol( e3v_n(:,:,:), e3vw_n(:,:,:), 'VW' ) |
---|
| 637 | CALL dom_vvl_interpol( e3t_b(:,:,:), e3w_b(:,:,:), 'W' ) |
---|
| 638 | CALL dom_vvl_interpol( e3u_b(:,:,:), e3uw_b(:,:,:), 'UW' ) |
---|
| 639 | CALL dom_vvl_interpol( e3v_b(:,:,:), e3vw_b(:,:,:), 'VW' ) |
---|
| 640 | |
---|
| 641 | ! t- and w- points depth (set the isf depth as it is in the initial step) |
---|
| 642 | gdept_n(:,:,1) = 0.5_wp * e3w_n(:,:,1) |
---|
| 643 | gdepw_n(:,:,1) = 0.0_wp |
---|
| 644 | gde3w_n(:,:,1) = gdept_n(:,:,1) - sshn(:,:) |
---|
| 645 | DO jk = 2, jpk |
---|
| 646 | DO jj = 1,jpj |
---|
| 647 | DO ji = 1,jpi |
---|
| 648 | ! zcoef = (tmask(ji,jj,jk) - wmask(ji,jj,jk)) ! 0 everywhere tmask = wmask, ie everywhere expect at jk = mikt |
---|
| 649 | ! 1 for jk = mikt |
---|
| 650 | zcoef = (tmask(ji,jj,jk) - wmask(ji,jj,jk)) |
---|
| 651 | gdepw_n(ji,jj,jk) = gdepw_n(ji,jj,jk-1) + e3t_n(ji,jj,jk-1) |
---|
| 652 | gdept_n(ji,jj,jk) = zcoef * ( gdepw_n(ji,jj,jk ) + 0.5 * e3w_n(ji,jj,jk) ) & |
---|
| 653 | & + (1-zcoef) * ( gdept_n(ji,jj,jk-1) + e3w_n(ji,jj,jk) ) |
---|
| 654 | gde3w_n(ji,jj,jk) = gdept_n(ji,jj,jk) - sshn(ji,jj) |
---|
| 655 | END DO |
---|
| 656 | END DO |
---|
| 657 | END DO |
---|
| 658 | |
---|
| 659 | ! Local depth and Inverse of the local depth of the water |
---|
| 660 | ! ------------------------------------------------------- |
---|
| 661 | hu_n(:,:) = hu_a(:,:) ; r1_hu_n(:,:) = r1_hu_a(:,:) |
---|
| 662 | hv_n(:,:) = hv_a(:,:) ; r1_hv_n(:,:) = r1_hv_a(:,:) |
---|
| 663 | ! |
---|
| 664 | ht_n(:,:) = e3t_n(:,:,1) * tmask(:,:,1) |
---|
| 665 | DO jk = 2, jpkm1 |
---|
| 666 | ht_n(:,:) = ht_n(:,:) + e3t_n(:,:,jk) * tmask(:,:,jk) |
---|
| 667 | END DO |
---|
| 668 | |
---|
| 669 | ! write restart file |
---|
| 670 | ! ================== |
---|
| 671 | IF( lrst_oce ) CALL dom_vvl_rst( kt, 'WRITE' ) |
---|
| 672 | ! |
---|
| 673 | IF( ln_timing ) CALL timing_stop('dom_vvl_sf_swp') |
---|
| 674 | ! |
---|
| 675 | END SUBROUTINE dom_vvl_sf_swp |
---|
| 676 | |
---|
| 677 | |
---|
| 678 | SUBROUTINE dom_vvl_interpol( pe3_in, pe3_out, pout ) |
---|
| 679 | !!--------------------------------------------------------------------- |
---|
| 680 | !! *** ROUTINE dom_vvl__interpol *** |
---|
| 681 | !! |
---|
| 682 | !! ** Purpose : interpolate scale factors from one grid point to another |
---|
| 683 | !! |
---|
| 684 | !! ** Method : e3_out = e3_0 + interpolation(e3_in - e3_0) |
---|
| 685 | !! - horizontal interpolation: grid cell surface averaging |
---|
| 686 | !! - vertical interpolation: simple averaging |
---|
| 687 | !!---------------------------------------------------------------------- |
---|
| 688 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in ) :: pe3_in ! input e3 to be interpolated |
---|
| 689 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout) :: pe3_out ! output interpolated e3 |
---|
| 690 | CHARACTER(LEN=*) , INTENT(in ) :: pout ! grid point of out scale factors |
---|
| 691 | ! ! = 'U', 'V', 'W, 'F', 'UW' or 'VW' |
---|
| 692 | ! |
---|
| 693 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 694 | REAL(wp) :: zlnwd ! =1./0. when ln_wd_il = T/F |
---|
| 695 | !!---------------------------------------------------------------------- |
---|
| 696 | ! |
---|
| 697 | IF(ln_wd_il) THEN |
---|
| 698 | zlnwd = 1.0_wp |
---|
| 699 | ELSE |
---|
| 700 | zlnwd = 0.0_wp |
---|
| 701 | END IF |
---|
| 702 | ! |
---|
| 703 | SELECT CASE ( pout ) !== type of interpolation ==! |
---|
| 704 | ! |
---|
| 705 | CASE( 'U' ) !* from T- to U-point : hor. surface weighted mean |
---|
| 706 | DO jk = 1, jpk |
---|
| 707 | DO jj = 1, jpjm1 |
---|
| 708 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 709 | pe3_out(ji,jj,jk) = 0.5_wp * ( umask(ji,jj,jk) * (1.0_wp - zlnwd) + zlnwd ) * r1_e1e2u(ji,jj) & |
---|
| 710 | & * ( e1e2t(ji ,jj) * ( pe3_in(ji ,jj,jk) - e3t_0(ji ,jj,jk) ) & |
---|
| 711 | & + e1e2t(ji+1,jj) * ( pe3_in(ji+1,jj,jk) - e3t_0(ji+1,jj,jk) ) ) |
---|
| 712 | END DO |
---|
| 713 | END DO |
---|
| 714 | END DO |
---|
[10425] | 715 | CALL lbc_lnk( 'domvvl', pe3_out(:,:,:), 'U', 1._wp ) |
---|
[9067] | 716 | pe3_out(:,:,:) = pe3_out(:,:,:) + e3u_0(:,:,:) |
---|
| 717 | ! |
---|
| 718 | CASE( 'V' ) !* from T- to V-point : hor. surface weighted mean |
---|
| 719 | DO jk = 1, jpk |
---|
| 720 | DO jj = 1, jpjm1 |
---|
| 721 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 722 | pe3_out(ji,jj,jk) = 0.5_wp * ( vmask(ji,jj,jk) * (1.0_wp - zlnwd) + zlnwd ) * r1_e1e2v(ji,jj) & |
---|
| 723 | & * ( e1e2t(ji,jj ) * ( pe3_in(ji,jj ,jk) - e3t_0(ji,jj ,jk) ) & |
---|
| 724 | & + e1e2t(ji,jj+1) * ( pe3_in(ji,jj+1,jk) - e3t_0(ji,jj+1,jk) ) ) |
---|
| 725 | END DO |
---|
| 726 | END DO |
---|
| 727 | END DO |
---|
[10425] | 728 | CALL lbc_lnk( 'domvvl', pe3_out(:,:,:), 'V', 1._wp ) |
---|
[9067] | 729 | pe3_out(:,:,:) = pe3_out(:,:,:) + e3v_0(:,:,:) |
---|
| 730 | ! |
---|
| 731 | CASE( 'F' ) !* from U-point to F-point : hor. surface weighted mean |
---|
| 732 | DO jk = 1, jpk |
---|
| 733 | DO jj = 1, jpjm1 |
---|
| 734 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 735 | pe3_out(ji,jj,jk) = 0.5_wp * ( umask(ji,jj,jk) * umask(ji,jj+1,jk) * (1.0_wp - zlnwd) + zlnwd ) & |
---|
| 736 | & * r1_e1e2f(ji,jj) & |
---|
| 737 | & * ( e1e2u(ji,jj ) * ( pe3_in(ji,jj ,jk) - e3u_0(ji,jj ,jk) ) & |
---|
| 738 | & + e1e2u(ji,jj+1) * ( pe3_in(ji,jj+1,jk) - e3u_0(ji,jj+1,jk) ) ) |
---|
| 739 | END DO |
---|
| 740 | END DO |
---|
| 741 | END DO |
---|
[10425] | 742 | CALL lbc_lnk( 'domvvl', pe3_out(:,:,:), 'F', 1._wp ) |
---|
[9067] | 743 | pe3_out(:,:,:) = pe3_out(:,:,:) + e3f_0(:,:,:) |
---|
| 744 | ! |
---|
| 745 | CASE( 'W' ) !* from T- to W-point : vertical simple mean |
---|
| 746 | ! |
---|
| 747 | pe3_out(:,:,1) = e3w_0(:,:,1) + pe3_in(:,:,1) - e3t_0(:,:,1) |
---|
| 748 | ! - ML - The use of mask in this formulea enables the special treatment of the last w-point without indirect adressing |
---|
| 749 | !!gm BUG? use here wmask in case of ISF ? to be checked |
---|
| 750 | DO jk = 2, jpk |
---|
| 751 | pe3_out(:,:,jk) = e3w_0(:,:,jk) + ( 1.0_wp - 0.5_wp * ( tmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) ) & |
---|
| 752 | & * ( pe3_in(:,:,jk-1) - e3t_0(:,:,jk-1) ) & |
---|
| 753 | & + 0.5_wp * ( tmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) & |
---|
| 754 | & * ( pe3_in(:,:,jk ) - e3t_0(:,:,jk ) ) |
---|
| 755 | END DO |
---|
| 756 | ! |
---|
| 757 | CASE( 'UW' ) !* from U- to UW-point : vertical simple mean |
---|
| 758 | ! |
---|
| 759 | pe3_out(:,:,1) = e3uw_0(:,:,1) + pe3_in(:,:,1) - e3u_0(:,:,1) |
---|
| 760 | ! - ML - The use of mask in this formaula enables the special treatment of the last w- point without indirect adressing |
---|
| 761 | !!gm BUG? use here wumask in case of ISF ? to be checked |
---|
| 762 | DO jk = 2, jpk |
---|
| 763 | pe3_out(:,:,jk) = e3uw_0(:,:,jk) + ( 1.0_wp - 0.5_wp * ( umask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) ) & |
---|
| 764 | & * ( pe3_in(:,:,jk-1) - e3u_0(:,:,jk-1) ) & |
---|
| 765 | & + 0.5_wp * ( umask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) & |
---|
| 766 | & * ( pe3_in(:,:,jk ) - e3u_0(:,:,jk ) ) |
---|
| 767 | END DO |
---|
| 768 | ! |
---|
| 769 | CASE( 'VW' ) !* from V- to VW-point : vertical simple mean |
---|
| 770 | ! |
---|
| 771 | pe3_out(:,:,1) = e3vw_0(:,:,1) + pe3_in(:,:,1) - e3v_0(:,:,1) |
---|
| 772 | ! - ML - The use of mask in this formaula enables the special treatment of the last w- point without indirect adressing |
---|
| 773 | !!gm BUG? use here wvmask in case of ISF ? to be checked |
---|
| 774 | DO jk = 2, jpk |
---|
| 775 | pe3_out(:,:,jk) = e3vw_0(:,:,jk) + ( 1.0_wp - 0.5_wp * ( vmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) ) & |
---|
| 776 | & * ( pe3_in(:,:,jk-1) - e3v_0(:,:,jk-1) ) & |
---|
| 777 | & + 0.5_wp * ( vmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) & |
---|
| 778 | & * ( pe3_in(:,:,jk ) - e3v_0(:,:,jk ) ) |
---|
| 779 | END DO |
---|
| 780 | END SELECT |
---|
| 781 | ! |
---|
| 782 | END SUBROUTINE dom_vvl_interpol |
---|
| 783 | |
---|
| 784 | |
---|
| 785 | SUBROUTINE dom_vvl_rst( kt, cdrw ) |
---|
| 786 | !!--------------------------------------------------------------------- |
---|
| 787 | !! *** ROUTINE dom_vvl_rst *** |
---|
| 788 | !! |
---|
| 789 | !! ** Purpose : Read or write VVL file in restart file |
---|
| 790 | !! |
---|
| 791 | !! ** Method : use of IOM library |
---|
| 792 | !! if the restart does not contain vertical scale factors, |
---|
| 793 | !! they are set to the _0 values |
---|
| 794 | !! if the restart does not contain vertical scale factors increments (z_tilde), |
---|
| 795 | !! they are set to 0. |
---|
| 796 | !!---------------------------------------------------------------------- |
---|
| 797 | INTEGER , INTENT(in) :: kt ! ocean time-step |
---|
| 798 | CHARACTER(len=*), INTENT(in) :: cdrw ! "READ"/"WRITE" flag |
---|
| 799 | ! |
---|
| 800 | INTEGER :: ji, jj, jk |
---|
| 801 | INTEGER :: id1, id2, id3, id4, id5 ! local integers |
---|
| 802 | !!---------------------------------------------------------------------- |
---|
| 803 | ! |
---|
| 804 | IF( TRIM(cdrw) == 'READ' ) THEN ! Read/initialise |
---|
| 805 | ! ! =============== |
---|
| 806 | IF( ln_rstart ) THEN !* Read the restart file |
---|
| 807 | CALL rst_read_open ! open the restart file if necessary |
---|
[9729] | 808 | CALL iom_get( numror, jpdom_autoglo, 'sshn' , sshn, ldxios = lrxios ) |
---|
[9067] | 809 | ! |
---|
| 810 | id1 = iom_varid( numror, 'e3t_b', ldstop = .FALSE. ) |
---|
| 811 | id2 = iom_varid( numror, 'e3t_n', ldstop = .FALSE. ) |
---|
| 812 | id3 = iom_varid( numror, 'tilde_e3t_b', ldstop = .FALSE. ) |
---|
| 813 | id4 = iom_varid( numror, 'tilde_e3t_n', ldstop = .FALSE. ) |
---|
| 814 | id5 = iom_varid( numror, 'hdiv_lf', ldstop = .FALSE. ) |
---|
| 815 | ! ! --------- ! |
---|
| 816 | ! ! all cases ! |
---|
| 817 | ! ! --------- ! |
---|
| 818 | IF( MIN( id1, id2 ) > 0 ) THEN ! all required arrays exist |
---|
[9729] | 819 | CALL iom_get( numror, jpdom_autoglo, 'e3t_b', e3t_b(:,:,:), ldxios = lrxios ) |
---|
| 820 | CALL iom_get( numror, jpdom_autoglo, 'e3t_n', e3t_n(:,:,:), ldxios = lrxios ) |
---|
[9067] | 821 | ! needed to restart if land processor not computed |
---|
| 822 | IF(lwp) write(numout,*) 'dom_vvl_rst : e3t_b and e3t_n found in restart files' |
---|
| 823 | WHERE ( tmask(:,:,:) == 0.0_wp ) |
---|
| 824 | e3t_n(:,:,:) = e3t_0(:,:,:) |
---|
| 825 | e3t_b(:,:,:) = e3t_0(:,:,:) |
---|
| 826 | END WHERE |
---|
| 827 | IF( neuler == 0 ) THEN |
---|
| 828 | e3t_b(:,:,:) = e3t_n(:,:,:) |
---|
| 829 | ENDIF |
---|
| 830 | ELSE IF( id1 > 0 ) THEN |
---|
| 831 | IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_n not found in restart files' |
---|
| 832 | IF(lwp) write(numout,*) 'e3t_n set equal to e3t_b.' |
---|
| 833 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
---|
[9729] | 834 | CALL iom_get( numror, jpdom_autoglo, 'e3t_b', e3t_b(:,:,:), ldxios = lrxios ) |
---|
[9067] | 835 | e3t_n(:,:,:) = e3t_b(:,:,:) |
---|
| 836 | neuler = 0 |
---|
| 837 | ELSE IF( id2 > 0 ) THEN |
---|
| 838 | IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_b not found in restart files' |
---|
| 839 | IF(lwp) write(numout,*) 'e3t_b set equal to e3t_n.' |
---|
| 840 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
---|
[9729] | 841 | CALL iom_get( numror, jpdom_autoglo, 'e3t_n', e3t_n(:,:,:), ldxios = lrxios ) |
---|
[9067] | 842 | e3t_b(:,:,:) = e3t_n(:,:,:) |
---|
| 843 | neuler = 0 |
---|
| 844 | ELSE |
---|
| 845 | IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_n not found in restart file' |
---|
| 846 | IF(lwp) write(numout,*) 'Compute scale factor from sshn' |
---|
| 847 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
---|
| 848 | DO jk = 1, jpk |
---|
| 849 | e3t_n(:,:,jk) = e3t_0(:,:,jk) * ( ht_0(:,:) + sshn(:,:) ) & |
---|
| 850 | & / ( ht_0(:,:) + 1._wp - ssmask(:,:) ) * tmask(:,:,jk) & |
---|
| 851 | & + e3t_0(:,:,jk) * (1._wp -tmask(:,:,jk)) |
---|
| 852 | END DO |
---|
| 853 | e3t_b(:,:,:) = e3t_n(:,:,:) |
---|
| 854 | neuler = 0 |
---|
| 855 | ENDIF |
---|
| 856 | ! ! ----------- ! |
---|
| 857 | IF( ln_vvl_zstar ) THEN ! z_star case ! |
---|
| 858 | ! ! ----------- ! |
---|
| 859 | IF( MIN( id3, id4 ) > 0 ) THEN |
---|
| 860 | CALL ctl_stop( 'dom_vvl_rst: z_star cannot restart from a z_tilde or layer run' ) |
---|
| 861 | ENDIF |
---|
| 862 | ! ! ----------------------- ! |
---|
| 863 | ELSE ! z_tilde and layer cases ! |
---|
| 864 | ! ! ----------------------- ! |
---|
| 865 | IF( MIN( id3, id4 ) > 0 ) THEN ! all required arrays exist |
---|
[9729] | 866 | CALL iom_get( numror, jpdom_autoglo, 'tilde_e3t_b', tilde_e3t_b(:,:,:), ldxios = lrxios ) |
---|
| 867 | CALL iom_get( numror, jpdom_autoglo, 'tilde_e3t_n', tilde_e3t_n(:,:,:), ldxios = lrxios ) |
---|
[9067] | 868 | ELSE ! one at least array is missing |
---|
| 869 | tilde_e3t_b(:,:,:) = 0.0_wp |
---|
| 870 | tilde_e3t_n(:,:,:) = 0.0_wp |
---|
| 871 | ENDIF |
---|
| 872 | ! ! ------------ ! |
---|
| 873 | IF( ln_vvl_ztilde ) THEN ! z_tilde case ! |
---|
| 874 | ! ! ------------ ! |
---|
| 875 | IF( id5 > 0 ) THEN ! required array exists |
---|
[9729] | 876 | CALL iom_get( numror, jpdom_autoglo, 'hdiv_lf', hdiv_lf(:,:,:), ldxios = lrxios ) |
---|
[9067] | 877 | ELSE ! array is missing |
---|
| 878 | hdiv_lf(:,:,:) = 0.0_wp |
---|
| 879 | ENDIF |
---|
| 880 | ENDIF |
---|
| 881 | ENDIF |
---|
| 882 | ! |
---|
| 883 | ELSE !* Initialize at "rest" |
---|
| 884 | ! |
---|
| 885 | |
---|
| 886 | IF( ll_wd ) THEN ! MJB ll_wd edits start here - these are essential |
---|
| 887 | ! |
---|
| 888 | IF( cn_cfg == 'wad' ) THEN |
---|
| 889 | ! Wetting and drying test case |
---|
| 890 | CALL usr_def_istate( gdept_b, tmask, tsb, ub, vb, sshb ) |
---|
| 891 | tsn (:,:,:,:) = tsb (:,:,:,:) ! set now values from to before ones |
---|
| 892 | sshn (:,:) = sshb(:,:) |
---|
| 893 | un (:,:,:) = ub (:,:,:) |
---|
| 894 | vn (:,:,:) = vb (:,:,:) |
---|
| 895 | ELSE |
---|
| 896 | ! if not test case |
---|
| 897 | sshn(:,:) = -ssh_ref |
---|
| 898 | sshb(:,:) = -ssh_ref |
---|
| 899 | |
---|
| 900 | DO jj = 1, jpj |
---|
| 901 | DO ji = 1, jpi |
---|
| 902 | IF( ht_0(ji,jj)-ssh_ref < rn_wdmin1 ) THEN ! if total depth is less than min depth |
---|
| 903 | |
---|
| 904 | sshb(ji,jj) = rn_wdmin1 - (ht_0(ji,jj) ) |
---|
| 905 | sshn(ji,jj) = rn_wdmin1 - (ht_0(ji,jj) ) |
---|
| 906 | ssha(ji,jj) = rn_wdmin1 - (ht_0(ji,jj) ) |
---|
| 907 | ENDIF |
---|
| 908 | ENDDO |
---|
| 909 | ENDDO |
---|
| 910 | ENDIF !If test case else |
---|
| 911 | |
---|
| 912 | ! Adjust vertical metrics for all wad |
---|
| 913 | DO jk = 1, jpk |
---|
| 914 | e3t_n(:,:,jk) = e3t_0(:,:,jk) * ( ht_0(:,:) + sshn(:,:) ) & |
---|
| 915 | & / ( ht_0(:,:) + 1._wp - ssmask(:,:) ) * tmask(:,:,jk) & |
---|
| 916 | & + e3t_0(:,:,jk) * ( 1._wp - tmask(:,:,jk) ) |
---|
| 917 | END DO |
---|
| 918 | e3t_b(:,:,:) = e3t_n(:,:,:) |
---|
| 919 | |
---|
| 920 | DO ji = 1, jpi |
---|
| 921 | DO jj = 1, jpj |
---|
| 922 | IF ( ht_0(ji,jj) .LE. 0.0 .AND. NINT( ssmask(ji,jj) ) .EQ. 1) THEN |
---|
| 923 | CALL ctl_stop( 'dom_vvl_rst: ht_0 must be positive at potentially wet points' ) |
---|
| 924 | ENDIF |
---|
| 925 | END DO |
---|
| 926 | END DO |
---|
| 927 | ! |
---|
| 928 | ELSE |
---|
| 929 | ! |
---|
[9255] | 930 | ! usr_def_istate called here only to get sshb, that is needed to initialize e3t_b and e3t_n |
---|
| 931 | CALL usr_def_istate( gdept_0, tmask, tsb, ub, vb, sshb ) |
---|
| 932 | ! usr_def_istate will be called again in istate_init to initialize ts(bn), ssh(bn), u(bn) and v(bn) |
---|
[9067] | 933 | ! |
---|
| 934 | DO jk=1,jpk |
---|
| 935 | e3t_b(:,:,jk) = e3t_0(:,:,jk) * ( ht_0(:,:) + sshb(:,:) ) & |
---|
[9255] | 936 | & / ( ht_0(:,:) + 1._wp - ssmask(:,:) ) * tmask(:,:,jk) & |
---|
| 937 | & + e3t_0(:,:,jk) * ( 1._wp - tmask(:,:,jk) ) ! make sure e3t_b != 0 on land points |
---|
[9067] | 938 | END DO |
---|
| 939 | e3t_n(:,:,:) = e3t_b(:,:,:) |
---|
[10572] | 940 | sshn(:,:) = sshb(:,:) ! needed later for gde3w |
---|
[9255] | 941 | !!$ e3t_n(:,:,:)=e3t_0(:,:,:) |
---|
| 942 | !!$ e3t_b(:,:,:)=e3t_0(:,:,:) |
---|
[9067] | 943 | ! |
---|
| 944 | END IF ! end of ll_wd edits |
---|
| 945 | |
---|
| 946 | IF( ln_vvl_ztilde .OR. ln_vvl_layer) THEN |
---|
| 947 | tilde_e3t_b(:,:,:) = 0._wp |
---|
| 948 | tilde_e3t_n(:,:,:) = 0._wp |
---|
| 949 | IF( ln_vvl_ztilde ) hdiv_lf(:,:,:) = 0._wp |
---|
| 950 | END IF |
---|
| 951 | ENDIF |
---|
| 952 | ! |
---|
| 953 | ELSEIF( TRIM(cdrw) == 'WRITE' ) THEN ! Create restart file |
---|
| 954 | ! ! =================== |
---|
| 955 | IF(lwp) WRITE(numout,*) '---- dom_vvl_rst ----' |
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[9729] | 956 | IF( lwxios ) CALL iom_swap( cwxios_context ) |
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[9067] | 957 | ! ! --------- ! |
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| 958 | ! ! all cases ! |
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| 959 | ! ! --------- ! |
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[9729] | 960 | CALL iom_rstput( kt, nitrst, numrow, 'e3t_b', e3t_b(:,:,:), ldxios = lwxios ) |
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| 961 | CALL iom_rstput( kt, nitrst, numrow, 'e3t_n', e3t_n(:,:,:), ldxios = lwxios ) |
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[9067] | 962 | ! ! ----------------------- ! |
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| 963 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! z_tilde and layer cases ! |
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| 964 | ! ! ----------------------- ! |
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[9729] | 965 | CALL iom_rstput( kt, nitrst, numrow, 'tilde_e3t_b', tilde_e3t_b(:,:,:), ldxios = lwxios) |
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| 966 | CALL iom_rstput( kt, nitrst, numrow, 'tilde_e3t_n', tilde_e3t_n(:,:,:), ldxios = lwxios) |
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[9067] | 967 | END IF |
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| 968 | ! ! -------------! |
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| 969 | IF( ln_vvl_ztilde ) THEN ! z_tilde case ! |
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| 970 | ! ! ------------ ! |
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[9729] | 971 | CALL iom_rstput( kt, nitrst, numrow, 'hdiv_lf', hdiv_lf(:,:,:), ldxios = lwxios) |
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[9067] | 972 | ENDIF |
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| 973 | ! |
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[9729] | 974 | IF( lwxios ) CALL iom_swap( cxios_context ) |
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[9067] | 975 | ENDIF |
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| 976 | ! |
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| 977 | END SUBROUTINE dom_vvl_rst |
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| 978 | |
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| 979 | |
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| 980 | SUBROUTINE dom_vvl_ctl |
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| 981 | !!--------------------------------------------------------------------- |
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| 982 | !! *** ROUTINE dom_vvl_ctl *** |
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| 983 | !! |
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| 984 | !! ** Purpose : Control the consistency between namelist options |
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| 985 | !! for vertical coordinate |
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| 986 | !!---------------------------------------------------------------------- |
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| 987 | INTEGER :: ioptio, ios |
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| 988 | !! |
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| 989 | NAMELIST/nam_vvl/ ln_vvl_zstar, ln_vvl_ztilde, ln_vvl_layer, ln_vvl_ztilde_as_zstar, & |
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| 990 | & ln_vvl_zstar_at_eqtor , rn_ahe3 , rn_rst_e3t , & |
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| 991 | & rn_lf_cutoff , rn_zdef_max , ln_vvl_dbg ! not yet implemented: ln_vvl_kepe |
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| 992 | !!---------------------------------------------------------------------- |
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| 993 | ! |
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| 994 | REWIND( numnam_ref ) ! Namelist nam_vvl in reference namelist : |
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| 995 | READ ( numnam_ref, nam_vvl, IOSTAT = ios, ERR = 901) |
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[11536] | 996 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nam_vvl in reference namelist' ) |
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[9067] | 997 | REWIND( numnam_cfg ) ! Namelist nam_vvl in configuration namelist : Parameters of the run |
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| 998 | READ ( numnam_cfg, nam_vvl, IOSTAT = ios, ERR = 902 ) |
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[11536] | 999 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'nam_vvl in configuration namelist' ) |
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[9067] | 1000 | IF(lwm) WRITE ( numond, nam_vvl ) |
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| 1001 | ! |
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| 1002 | IF(lwp) THEN ! Namelist print |
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| 1003 | WRITE(numout,*) |
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| 1004 | WRITE(numout,*) 'dom_vvl_ctl : choice/control of the variable vertical coordinate' |
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| 1005 | WRITE(numout,*) '~~~~~~~~~~~' |
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[9255] | 1006 | WRITE(numout,*) ' Namelist nam_vvl : chose a vertical coordinate' |
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| 1007 | WRITE(numout,*) ' zstar ln_vvl_zstar = ', ln_vvl_zstar |
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| 1008 | WRITE(numout,*) ' ztilde ln_vvl_ztilde = ', ln_vvl_ztilde |
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| 1009 | WRITE(numout,*) ' layer ln_vvl_layer = ', ln_vvl_layer |
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| 1010 | WRITE(numout,*) ' ztilde as zstar ln_vvl_ztilde_as_zstar = ', ln_vvl_ztilde_as_zstar |
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[9067] | 1011 | WRITE(numout,*) ' ztilde near the equator ln_vvl_zstar_at_eqtor = ', ln_vvl_zstar_at_eqtor |
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[9255] | 1012 | WRITE(numout,*) ' !' |
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| 1013 | WRITE(numout,*) ' thickness diffusion coefficient rn_ahe3 = ', rn_ahe3 |
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| 1014 | WRITE(numout,*) ' maximum e3t deformation fractional change rn_zdef_max = ', rn_zdef_max |
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[9067] | 1015 | IF( ln_vvl_ztilde_as_zstar ) THEN |
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[9255] | 1016 | WRITE(numout,*) ' ztilde running in zstar emulation mode (ln_vvl_ztilde_as_zstar=T) ' |
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| 1017 | WRITE(numout,*) ' ignoring namelist timescale parameters and using:' |
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| 1018 | WRITE(numout,*) ' hard-wired : z-tilde to zstar restoration timescale (days)' |
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| 1019 | WRITE(numout,*) ' rn_rst_e3t = 0.e0' |
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| 1020 | WRITE(numout,*) ' hard-wired : z-tilde cutoff frequency of low-pass filter (days)' |
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| 1021 | WRITE(numout,*) ' rn_lf_cutoff = 1.0/rdt' |
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[9067] | 1022 | ELSE |
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[9255] | 1023 | WRITE(numout,*) ' z-tilde to zstar restoration timescale (days) rn_rst_e3t = ', rn_rst_e3t |
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| 1024 | WRITE(numout,*) ' z-tilde cutoff frequency of low-pass filter (days) rn_lf_cutoff = ', rn_lf_cutoff |
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[9067] | 1025 | ENDIF |
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[9255] | 1026 | WRITE(numout,*) ' debug prints flag ln_vvl_dbg = ', ln_vvl_dbg |
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[9067] | 1027 | ENDIF |
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| 1028 | ! |
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| 1029 | ioptio = 0 ! Parameter control |
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| 1030 | IF( ln_vvl_ztilde_as_zstar ) ln_vvl_ztilde = .true. |
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| 1031 | IF( ln_vvl_zstar ) ioptio = ioptio + 1 |
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| 1032 | IF( ln_vvl_ztilde ) ioptio = ioptio + 1 |
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| 1033 | IF( ln_vvl_layer ) ioptio = ioptio + 1 |
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| 1034 | ! |
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| 1035 | IF( ioptio /= 1 ) CALL ctl_stop( 'Choose ONE vertical coordinate in namelist nam_vvl' ) |
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| 1036 | IF( .NOT. ln_vvl_zstar .AND. ln_isf ) CALL ctl_stop( 'Only vvl_zstar has been tested with ice shelf cavity' ) |
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| 1037 | ! |
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| 1038 | IF(lwp) THEN ! Print the choice |
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| 1039 | WRITE(numout,*) |
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[9255] | 1040 | IF( ln_vvl_zstar ) WRITE(numout,*) ' ==>>> zstar vertical coordinate is used' |
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| 1041 | IF( ln_vvl_ztilde ) WRITE(numout,*) ' ==>>> ztilde vertical coordinate is used' |
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| 1042 | IF( ln_vvl_layer ) WRITE(numout,*) ' ==>>> layer vertical coordinate is used' |
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| 1043 | IF( ln_vvl_ztilde_as_zstar ) WRITE(numout,*) ' ==>>> to emulate a zstar coordinate' |
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[9067] | 1044 | ENDIF |
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| 1045 | ! |
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| 1046 | #if defined key_agrif |
---|
[9255] | 1047 | IF( (.NOT.Agrif_Root()).AND.(.NOT.ln_vvl_zstar) ) CALL ctl_stop( 'AGRIF is implemented with zstar coordinate only' ) |
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[9067] | 1048 | #endif |
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| 1049 | ! |
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| 1050 | END SUBROUTINE dom_vvl_ctl |
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| 1051 | |
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| 1052 | !!====================================================================== |
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| 1053 | END MODULE domvvl |
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