| 1 | MODULE isfcpl |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE isfcpl *** |
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| 4 | !! |
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| 5 | !! iceshelf coupling module : module managing the coupling between NEMO and an ice sheet model |
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| 6 | !! |
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| 7 | !!====================================================================== |
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| 8 | !! History : 4.1 ! 2019-07 (P. Mathiot) Original code |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | !! isfrst : read/write iceshelf variables in/from restart |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | USE isf ! ice shelf variable |
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| 15 | USE isfutils, ONLY : debug |
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| 16 | USE lib_mpp , ONLY: mpp_sum, mpp_max ! mpp routine |
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| 17 | USE domvvl , ONLY: dom_vvl_zgr ! vertical scale factor interpolation |
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| 18 | ! |
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| 19 | USE oce ! ocean dynamics and tracers |
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| 20 | USE in_out_manager ! I/O manager |
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| 21 | USE iom ! I/O library |
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| 22 | ! |
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| 23 | IMPLICIT NONE |
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| 24 | |
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| 25 | PRIVATE |
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| 26 | |
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| 27 | PUBLIC isfcpl_rst_write, isfcpl_init ! iceshelf restart read and write |
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| 28 | PUBLIC isfcpl_ssh, isfcpl_tra, isfcpl_vol, isfcpl_cons |
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| 29 | |
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| 30 | TYPE isfcons |
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| 31 | INTEGER :: ii ! i global |
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| 32 | INTEGER :: jj ! j global |
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| 33 | INTEGER :: kk ! k level |
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| 34 | REAL(wp):: dvol ! volume increment |
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| 35 | REAL(wp):: dsal ! salt increment |
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| 36 | REAL(wp):: dtem ! heat increment |
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| 37 | REAL(wp):: lon ! lon |
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| 38 | REAL(wp):: lat ! lat |
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| 39 | INTEGER :: ngb ! 0/1 (valid location or not (ie on halo or no neigbourg)) |
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| 40 | END TYPE |
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| 41 | ! |
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| 42 | !!---------------------------------------------------------------------- |
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| 43 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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| 44 | !! $Id: sbcisf.F90 10536 2019-01-16 19:21:09Z mathiot $ |
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| 45 | !! Software governed by the CeCILL license (see ./LICENSE) |
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| 46 | !!---------------------------------------------------------------------- |
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| 47 | CONTAINS |
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| 48 | SUBROUTINE isfcpl_init(Kbb, Kmm, Kaa) |
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| 49 | !!--------------------------------------------------------------------- |
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| 50 | !! |
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| 51 | !!--------------------------------------------------------------------- |
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| 52 | INTEGER, INTENT(in) :: Kbb, Kmm, Kaa ! ocean time level indices |
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| 53 | !!--------------------------------------------------------------------- |
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| 54 | INTEGER :: id |
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| 55 | !!---------------------------------------------------------------------- |
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| 56 | ! |
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| 57 | ! start on an euler time step |
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| 58 | neuler = 0 |
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| 59 | ! |
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| 60 | ! allocation and initialisation to 0 |
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| 61 | CALL isf_alloc_cpl() |
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| 62 | ! |
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| 63 | ! check presence of variable needed for coupling |
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| 64 | ! iom_varid return 0 if not found |
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| 65 | id = 1 |
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| 66 | id = id * iom_varid(numror, 'ssmask', ldstop = .false.) |
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| 67 | id = id * iom_varid(numror, 'tmask' , ldstop = .false.) |
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| 68 | id = id * iom_varid(numror, 'e3t_n' , ldstop = .false.) |
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| 69 | id = id * iom_varid(numror, 'e3u_n' , ldstop = .false.) |
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| 70 | id = id * iom_varid(numror, 'e3v_n' , ldstop = .false.) |
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| 71 | IF(lwp) WRITE(numout,*) ' isfcpl_init:', id |
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| 72 | IF (id == 0) THEN |
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| 73 | IF(lwp) WRITE(numout,*) ' isfcpl_init: restart variables for ice sheet coupling are missing, skip coupling for this leg ' |
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| 74 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~' |
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| 75 | IF(lwp) WRITE(numout,*) '' |
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| 76 | ELSE |
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| 77 | ! extrapolation ssh |
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| 78 | CALL isfcpl_ssh(Kbb, Kmm, Kaa) |
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| 79 | ! |
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| 80 | ! extrapolation tracer properties |
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| 81 | CALL isfcpl_tra(Kmm) |
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| 82 | ! |
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| 83 | ! correction of the horizontal divergence and associated temp. and salt content flux |
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| 84 | ! Need to : - include in the cpl cons the risfcpl_vol/tsc contribution |
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| 85 | ! - decide how to manage thickness level change in conservation |
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| 86 | CALL isfcpl_vol(Kmm) |
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| 87 | ! |
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| 88 | ! apply the 'conservation' method |
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| 89 | IF ( ln_isfcpl_cons ) CALL isfcpl_cons(Kmm) |
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| 90 | ! |
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| 91 | END IF |
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| 92 | ! |
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| 93 | ! mask velocity properly (mask used in restart not compatible with new mask) |
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| 94 | uu(:,:,:,Kmm) = uu(:,:,:,Kmm) * umask(:,:,:) |
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| 95 | vv(:,:,:,Kmm) = vv(:,:,:,Kmm) * vmask(:,:,:) |
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| 96 | ! |
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| 97 | ! all before fields set to now values |
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| 98 | ts (:,:,:,:,Kbb) = ts (:,:,:,:,Kmm) |
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| 99 | uu (:,:,:,Kbb) = uu (:,:,:,Kmm) |
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| 100 | vv (:,:,:,Kbb) = vv (:,:,:,Kmm) |
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| 101 | ssh (:,:,Kbb) = ssh (:,:,Kmm) |
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| 102 | e3t(:,:,:,Kbb) = e3t(:,:,:,Kmm) |
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| 103 | |
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| 104 | ! prepare writing restart |
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| 105 | IF( lwxios ) THEN |
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| 106 | CALL iom_set_rstw_var_active('ssmask') |
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| 107 | CALL iom_set_rstw_var_active('tmask') |
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| 108 | CALL iom_set_rstw_var_active('e3t_n') |
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| 109 | CALL iom_set_rstw_var_active('e3u_n') |
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| 110 | CALL iom_set_rstw_var_active('e3v_n') |
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| 111 | END IF |
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| 112 | ! |
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| 113 | END SUBROUTINE isfcpl_init |
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| 114 | ! |
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| 115 | SUBROUTINE isfcpl_rst_write(kt, Kmm) |
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| 116 | !!--------------------------------------------------------------------- |
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| 117 | !! *** ROUTINE iscpl_rst_write *** |
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| 118 | !! |
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| 119 | !! ** Purpose : write icesheet coupling variables in restart |
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| 120 | !! |
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| 121 | !!-------------------------- IN -------------------------------------- |
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| 122 | INTEGER, INTENT(in) :: kt |
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| 123 | INTEGER, INTENT(in) :: Kmm ! ocean time level index |
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| 124 | !!---------------------------------------------------------------------- |
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| 125 | ! |
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| 126 | IF( lwxios ) CALL iom_swap( cwxios_context ) |
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| 127 | CALL iom_rstput( kt, nitrst, numrow, 'tmask' , tmask , ldxios = lwxios ) |
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| 128 | CALL iom_rstput( kt, nitrst, numrow, 'ssmask' , ssmask, ldxios = lwxios ) |
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| 129 | CALL iom_rstput( kt, nitrst, numrow, 'e3t_n' , e3t(:,:,:,Kmm) , ldxios = lwxios ) |
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| 130 | CALL iom_rstput( kt, nitrst, numrow, 'e3u_n' , e3u(:,:,:,Kmm) , ldxios = lwxios ) |
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| 131 | CALL iom_rstput( kt, nitrst, numrow, 'e3v_n' , e3v(:,:,:,Kmm) , ldxios = lwxios ) |
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| 132 | CALL iom_rstput( kt, nitrst, numrow, 'gdepw_n', gdepw(:,:,:,Kmm) , ldxios = lwxios ) |
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| 133 | IF( lwxios ) CALL iom_swap( cxios_context ) |
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| 134 | ! |
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| 135 | END SUBROUTINE isfcpl_rst_write |
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| 136 | |
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| 137 | SUBROUTINE isfcpl_ssh(Kbb, Kmm, Kaa) |
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| 138 | !!---------------------------------------------------------------------- |
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| 139 | !! *** ROUTINE iscpl_ssh *** |
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| 140 | !! |
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| 141 | !! ** Purpose : basic guess of ssh in new wet cell |
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| 142 | !! |
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| 143 | !! ** Method : basic extrapolation from neigbourg cells |
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| 144 | !! |
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| 145 | !!---------------------------------------------------------------------- |
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| 146 | !! |
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| 147 | INTEGER, INTENT(in) :: Kbb, Kmm, Kaa ! ocean time level indices |
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| 148 | !!---------------------------------------------------------------------- |
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| 149 | INTEGER :: ji, jj, jd, jk !! loop index |
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| 150 | INTEGER :: jip1, jim1, jjp1, jjm1 |
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| 151 | !! |
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| 152 | REAL(wp):: zsummsk |
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| 153 | REAL(wp), DIMENSION(jpi,jpj) :: zdssmask, zssmask0, zssmask_b, zssh |
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| 154 | !!---------------------------------------------------------------------- |
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| 155 | ! |
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| 156 | CALL iom_get( numror, jpdom_autoglo, 'ssmask' , zssmask_b, ldxios = lrxios ) ! need to extrapolate T/S |
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| 157 | |
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| 158 | ! compute new ssh if we open a full water column |
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| 159 | ! rude average of the closest neigbourgs (e1e2t not taking into account) |
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| 160 | ! |
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| 161 | zssh(:,:) = ssh(:,:,Kmm) |
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| 162 | zssmask0(:,:) = zssmask_b(:,:) |
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| 163 | ! |
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| 164 | DO jd = 1, nn_drown |
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| 165 | ! |
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| 166 | zdssmask(:,:) = ssmask(:,:) - zssmask0(:,:) |
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| 167 | DO jj = 2,jpj-1 |
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| 168 | DO ji = 2,jpi-1 |
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| 169 | jip1=ji+1; jim1=ji-1; |
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| 170 | jjp1=jj+1; jjm1=jj-1; |
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| 171 | ! |
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| 172 | zsummsk = zssmask0(jip1,jj) + zssmask0(jim1,jj) + zssmask0(ji,jjp1) + zssmask0(ji,jjm1) |
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| 173 | ! |
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| 174 | IF (zdssmask(ji,jj) == 1._wp .AND. zsummsk /= 0._wp) THEN |
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| 175 | ssh(ji,jj,Kmm)=( zssh(jip1,jj)*zssmask0(jip1,jj) & |
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| 176 | & + zssh(jim1,jj)*zssmask0(jim1,jj) & |
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| 177 | & + zssh(ji,jjp1)*zssmask0(ji,jjp1) & |
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| 178 | & + zssh(ji,jjm1)*zssmask0(ji,jjm1)) / zsummsk |
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| 179 | zssmask_b(ji,jj) = 1._wp |
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| 180 | ENDIF |
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| 181 | END DO |
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| 182 | END DO |
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| 183 | ! |
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| 184 | zssh(:,:) = ssh(:,:,Kmm) |
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| 185 | zssmask0(:,:) = zssmask_b(:,:) |
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| 186 | ! |
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| 187 | CALL lbc_lnk_multi( 'iscplrst', zssh, 'T', 1., zssmask0, 'T', 1. ) |
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| 188 | ! |
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| 189 | END DO |
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| 190 | ! |
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| 191 | ! update ssh(:,:,Kmm) |
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| 192 | ssh(:,:,Kmm) = zssh(:,:) * ssmask(:,:) |
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| 193 | ! |
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| 194 | ssh(:,:,Kbb) = ssh(:,:,Kmm) |
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| 195 | ! |
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| 196 | IF ( ln_isfdebug ) CALL debug('isfcpl_ssh: sshn',ssh(:,:,Kmm)) |
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| 197 | ! |
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| 198 | ! recompute the vertical scale factor, depth and water thickness |
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| 199 | IF(lwp) write(numout,*) 'isfcpl_ssh : recompute scale factor from ssh (new wet cell,Kmm)' |
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| 200 | IF(lwp) write(numout,*) '~~~~~~~~~~~' |
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| 201 | DO jk = 1, jpk |
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| 202 | e3t(:,:,jk,Kmm) = e3t_0(:,:,jk) * ( ht_0(:,:) + ssh(:,:,Kmm) ) & |
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| 203 | & / ( ht_0(:,:) + 1._wp - ssmask(:,:) ) * tmask(:,:,jk) & |
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| 204 | & + e3t_0(:,:,jk) * (1._wp -tmask(:,:,jk)) |
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| 205 | END DO |
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| 206 | e3t(:,:,:,Kbb) = e3t(:,:,:,Kmm) |
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| 207 | CALL dom_vvl_zgr(Kbb, Kmm, Kaa) |
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| 208 | ! |
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| 209 | END SUBROUTINE isfcpl_ssh |
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| 210 | |
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| 211 | SUBROUTINE isfcpl_tra(Kmm) |
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| 212 | !!---------------------------------------------------------------------- |
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| 213 | !! *** ROUTINE iscpl_tra *** |
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| 214 | !! |
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| 215 | !! ** Purpose : compute new tn, sn in case of evolving geometry of ice shelves |
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| 216 | !! |
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| 217 | !! ** Method : tn, sn : basic extrapolation from neigbourg cells |
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| 218 | !! |
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| 219 | !!---------------------------------------------------------------------- |
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| 220 | INTEGER, INTENT(in) :: Kmm ! ocean time level index |
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| 221 | !!---------------------------------------------------------------------- |
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| 222 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: ztmask_b |
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| 223 | !REAL(wp), DIMENSION(:,:,: ), INTENT(in ) :: pdepw_b !! depth w before |
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| 224 | !! |
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| 225 | INTEGER :: ji, jj, jk, jd !! loop index |
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| 226 | INTEGER :: jip1, jim1, jjp1, jjm1, jkp1, jkm1 |
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| 227 | !! |
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| 228 | REAL(wp):: zsummsk |
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| 229 | REAL(wp):: zdz, zdzm1, zdzp1 |
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| 230 | !! |
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| 231 | REAL(wp), DIMENSION(jpi,jpj) :: zdmask |
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| 232 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: ztmask0, zwmaskn |
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| 233 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: ztmask1, zwmaskb, ztmp3d |
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| 234 | REAL(wp), DIMENSION(jpi,jpj,jpk,jpts) :: zts0 |
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| 235 | !!---------------------------------------------------------------------- |
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| 236 | ! |
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| 237 | CALL iom_get( numror, jpdom_autoglo, 'tmask' , ztmask_b, ldxios = lrxios ) ! need to extrapolate T/S |
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| 238 | !CALL iom_get( numror, jpdom_autoglo, 'wmask' , zwmask_b, ldxios = lrxios ) ! need to extrapolate T/S |
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| 239 | !CALL iom_get( numror, jpdom_autoglo, 'gdepw_n', zdepw_b(:,:,:), ldxios = lrxios ) ! need to interpol vertical profile (vvl) |
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| 240 | ! |
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| 241 | ! |
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| 242 | ! compute new T/S (interpolation) if vvl only for common wet cell in before and after wmask |
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| 243 | !PM: Is this IF needed since change to VVL by default |
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| 244 | !bugged : to be corrected (PM) |
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| 245 | ! back up original t/s/mask |
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| 246 | !tsb (:,:,:,:) = ts(:,:,:,:,Kmm) |
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| 247 | ! |
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| 248 | ! compute new T/S (interpolation) if vvl only for common wet cell in before and after wmask |
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| 249 | |
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| 250 | ! IF (.NOT.ln_linssh) THEN |
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| 251 | ! DO jk = 2,jpk-1 |
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| 252 | ! DO jj = 1,jpj |
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| 253 | ! DO ji = 1,jpi |
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| 254 | ! IF (wmask(ji,jj,jk) * zwmaskb(ji,jj,jk) == 1._wp .AND. (tmask(ji,jj,1)==0._wp .OR. ztmask_b(ji,jj,1)==0._wp) ) THEN |
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| 255 | ! |
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| 256 | ! !compute weight |
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| 257 | ! zdzp1 = MAX(0._wp,pdepw_b(ji,jj,jk+1) - gdepw(ji,jj,jk+1,Kmm)) |
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| 258 | ! zdzm1 = MAX(0._wp,gdepw(ji,jj,jk ,Kmm) - pdepw_b(ji,jj,jk )) |
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| 259 | ! zdz = e3t(ji,jj,jk,Kmm) - zdzp1 - zdzm1 ! if isf : e3t = gdepw(ji,jj,jk+1,Kmm)- gdepw(ji,jj,jk,Kmm) |
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| 260 | ! |
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| 261 | ! IF (zdz .LT. 0._wp) THEN |
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| 262 | ! CALL ctl_stop( 'STOP', 'rst_iscpl : unable to compute the interpolation' ) |
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| 263 | ! END IF |
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| 264 | ! |
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| 265 | ! ts(ji,jj,jk,jp_tem,Kmm) = ( zdzp1*ts(ji,jj,jk+1,jp_tem,Kbb) & |
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| 266 | ! & + zdz *ts(ji,jj,jk ,jp_tem,Kbb) & |
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| 267 | ! & + zdzm1*ts(ji,jj,jk-1,jp_tem,Kbb) )/e3t(ji,jj,jk,Kmm) |
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| 268 | ! |
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| 269 | ! ts(ji,jj,jk,jp_sal,Kmm) = ( zdzp1*ts(ji,jj,jk+1,jp_sal,Kbb) & |
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| 270 | ! & + zdz *ts(ji,jj,jk ,jp_sal,Kbb) & |
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| 271 | ! & + zdzm1*ts(ji,jj,jk-1,jp_sal,Kbb) )/e3t(ji,jj,jk,Kmm) |
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| 272 | ! |
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| 273 | ! END IF |
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| 274 | ! END DO |
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| 275 | ! END DO |
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| 276 | ! END DO |
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| 277 | ! END IF |
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| 278 | |
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| 279 | zts0(:,:,:,:) = ts(:,:,:,:,Kmm) |
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| 280 | ztmask0(:,:,:) = ztmask_b(:,:,:) |
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| 281 | ztmask1(:,:,:) = ztmask_b(:,:,:) |
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| 282 | ! |
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| 283 | ! iterate the extrapolation processes nn_drown times |
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| 284 | DO jd = 1,nn_drown ! resolution dependent (OK for ISOMIP+ case) |
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| 285 | DO jk = 1,jpk-1 |
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| 286 | ! |
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| 287 | ! define new wet cell |
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| 288 | zdmask(:,:) = tmask(:,:,jk) - ztmask0(:,:,jk); |
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| 289 | ! |
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| 290 | DO jj = 2,jpj-1 |
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| 291 | DO ji = 2,jpi-1 |
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| 292 | jip1=ji+1; jim1=ji-1; |
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| 293 | jjp1=jj+1; jjm1=jj-1; |
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| 294 | ! |
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| 295 | ! check if a wet neigbourg cell is present |
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| 296 | zsummsk = ztmask0(jip1,jj ,jk) + ztmask0(jim1,jj ,jk) & |
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| 297 | + ztmask0(ji ,jjp1,jk) + ztmask0(ji ,jjm1,jk) |
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| 298 | ! |
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| 299 | ! if neigbourg wet cell available at the same level |
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| 300 | IF ( zdmask(ji,jj) == 1._wp .AND. zsummsk /= 0._wp ) THEN |
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| 301 | ! |
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| 302 | ! horizontal basic extrapolation |
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| 303 | ts(ji,jj,jk,1,Kmm)=( zts0(jip1,jj ,jk,1) * ztmask0(jip1,jj ,jk) & |
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| 304 | & + zts0(jim1,jj ,jk,1) * ztmask0(jim1,jj ,jk) & |
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| 305 | & + zts0(ji ,jjp1,jk,1) * ztmask0(ji ,jjp1,jk) & |
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| 306 | & + zts0(ji ,jjm1,jk,1) * ztmask0(ji ,jjm1,jk) ) / zsummsk |
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| 307 | ts(ji,jj,jk,2,Kmm)=( zts0(jip1,jj ,jk,2) * ztmask0(jip1,jj ,jk) & |
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| 308 | & + zts0(jim1,jj ,jk,2) * ztmask0(jim1,jj ,jk) & |
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| 309 | & + zts0(ji ,jjp1,jk,2) * ztmask0(ji ,jjp1,jk) & |
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| 310 | & + zts0(ji ,jjm1,jk,2) * ztmask0(ji ,jjm1,jk) ) / zsummsk |
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| 311 | ! |
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| 312 | ! update mask for next pass |
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| 313 | ztmask1(ji,jj,jk)=1 |
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| 314 | ! |
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| 315 | ! in case no neigbourg wet cell available at the same level |
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| 316 | ! check if a wet cell is available below |
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| 317 | ELSEIF (zdmask(ji,jj) == 1._wp .AND. zsummsk == 0._wp) THEN |
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| 318 | ! |
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| 319 | ! vertical extrapolation if horizontal extrapolation failed |
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| 320 | jkm1=max(1,jk-1) ; jkp1=min(jpk,jk+1) |
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| 321 | ! |
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| 322 | ! check if a wet neigbourg cell is present |
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| 323 | zsummsk = ztmask0(ji,jj,jkm1) + ztmask0(ji,jj,jkp1) |
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| 324 | IF (zdmask(ji,jj) == 1._wp .AND. zsummsk /= 0._wp ) THEN |
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| 325 | ts(ji,jj,jk,1,Kmm)=( zts0(ji,jj,jkp1,1)*ztmask0(ji,jj,jkp1) & |
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| 326 | & + zts0(ji,jj,jkm1,1)*ztmask0(ji,jj,jkm1)) / zsummsk |
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| 327 | ts(ji,jj,jk,2,Kmm)=( zts0(ji,jj,jkp1,2)*ztmask0(ji,jj,jkp1) & |
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| 328 | & + zts0(ji,jj,jkm1,2)*ztmask0(ji,jj,jkm1)) / zsummsk |
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| 329 | ! |
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| 330 | ! update mask for next pass |
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| 331 | ztmask1(ji,jj,jk)=1._wp |
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| 332 | END IF |
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| 333 | END IF |
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| 334 | END DO |
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| 335 | END DO |
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| 336 | END DO |
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| 337 | ! |
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| 338 | ! update temperature and salinity and mask |
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| 339 | zts0(:,:,:,:) = ts(:,:,:,:,Kmm) |
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| 340 | ztmask0(:,:,:) = ztmask1(:,:,:) |
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| 341 | ! |
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| 342 | CALL lbc_lnk_multi( 'iscplrst', zts0(:,:,:,jp_tem), 'T', 1., zts0(:,:,:,jp_sal), 'T', 1., ztmask0, 'T', 1.) |
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| 343 | ! |
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| 344 | END DO ! nn_drown |
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| 345 | ! |
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| 346 | ! mask new ts(:,:,:,:,Kmm) field |
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| 347 | ts(:,:,:,jp_tem,Kmm) = zts0(:,:,:,jp_tem) * tmask(:,:,:) |
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| 348 | ts(:,:,:,jp_sal,Kmm) = zts0(:,:,:,jp_sal) * tmask(:,:,:) |
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| 349 | ! |
|---|
| 350 | ! sanity check |
|---|
| 351 | ! ----------------------------------------------------------------------------------------- |
|---|
| 352 | ! case we open a cell but no neigbour cells available to get an estimate of T and S |
|---|
| 353 | DO jk = 1,jpk-1 |
|---|
| 354 | DO jj = 1,jpj |
|---|
| 355 | DO ji = 1,jpi |
|---|
| 356 | IF (tmask(ji,jj,jk) == 1._wp .AND. ts(ji,jj,jk,2,Kmm) == 0._wp) & |
|---|
| 357 | & CALL ctl_stop('STOP', 'failing to fill all new weet cell, & |
|---|
| 358 | & try increase nn_drown or activate XXXX & |
|---|
| 359 | & in your domain cfg computation' ) |
|---|
| 360 | END DO |
|---|
| 361 | END DO |
|---|
| 362 | END DO |
|---|
| 363 | ! |
|---|
| 364 | END SUBROUTINE isfcpl_tra |
|---|
| 365 | |
|---|
| 366 | SUBROUTINE isfcpl_vol(Kmm) |
|---|
| 367 | !!---------------------------------------------------------------------- |
|---|
| 368 | !! *** ROUTINE iscpl_vol *** |
|---|
| 369 | !! |
|---|
| 370 | !! ** Purpose : compute the correction of the local divergence to apply |
|---|
| 371 | !! during the first time step after the coupling. |
|---|
| 372 | !! |
|---|
| 373 | !! ** Method : - compute horizontal vol div. before/after coupling |
|---|
| 374 | !! - compute vertical input |
|---|
| 375 | !! - compute correction |
|---|
| 376 | !! |
|---|
| 377 | !!---------------------------------------------------------------------- |
|---|
| 378 | !! |
|---|
| 379 | INTEGER, INTENT(in) :: Kmm ! ocean time level index |
|---|
| 380 | !!---------------------------------------------------------------------- |
|---|
| 381 | INTEGER :: ji, jj, jk |
|---|
| 382 | INTEGER :: ikb, ikt |
|---|
| 383 | !! |
|---|
| 384 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zqvolb, zqvoln ! vol flux div. before/after coupling |
|---|
| 385 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: ze3u_b, ze3v_b ! vertical scale factor before/after coupling |
|---|
| 386 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: ztmask_b ! mask before coupling |
|---|
| 387 | !!---------------------------------------------------------------------- |
|---|
| 388 | ! |
|---|
| 389 | CALL iom_get( numror, jpdom_autoglo, 'tmask' , ztmask_b, ldxios = lrxios ) |
|---|
| 390 | CALL iom_get( numror, jpdom_autoglo, 'e3u_n' , ze3u_b , ldxios = lrxios ) |
|---|
| 391 | CALL iom_get( numror, jpdom_autoglo, 'e3v_n' , ze3v_b , ldxios = lrxios ) |
|---|
| 392 | ! |
|---|
| 393 | ! 1.0: compute horizontal volume flux divergence difference before-after coupling |
|---|
| 394 | ! |
|---|
| 395 | DO jk = 1, jpk ! Horizontal slab |
|---|
| 396 | ! 1.1: get volume flux before coupling (>0 out) |
|---|
| 397 | DO jj = 2, jpjm1 |
|---|
| 398 | DO ji = 2, jpim1 |
|---|
| 399 | zqvolb(ji,jj,jk) = ( e2u(ji,jj) * ze3u_b(ji,jj,jk) * uu(ji,jj,jk,Kmm) - e2u(ji-1,jj ) * ze3u_b(ji-1,jj ,jk) * uu(ji-1,jj ,jk,Kmm) & |
|---|
| 400 | & + e1v(ji,jj) * ze3v_b(ji,jj,jk) * vv(ji,jj,jk,Kmm) - e1v(ji ,jj-1) * ze3v_b(ji ,jj-1,jk) * vv(ji ,jj-1,jk,Kmm) ) & |
|---|
| 401 | & * ztmask_b(ji,jj,jk) |
|---|
| 402 | END DO |
|---|
| 403 | ENDDO |
|---|
| 404 | ! |
|---|
| 405 | ! 1.2: get volume flux after coupling (>0 out) |
|---|
| 406 | ! properly mask velocity |
|---|
| 407 | ! (velocity are still mask with old mask at this stage) |
|---|
| 408 | uu(:,:,jk,Kmm) = uu(:,:,jk,Kmm) * umask(:,:,jk) |
|---|
| 409 | vv(:,:,jk,Kmm) = vv(:,:,jk,Kmm) * vmask(:,:,jk) |
|---|
| 410 | ! compute volume flux divergence after coupling |
|---|
| 411 | DO jj = 2, jpjm1 |
|---|
| 412 | DO ji = 2, jpim1 |
|---|
| 413 | zqvoln(ji,jj,jk) = ( e2u(ji,jj) * e3u(ji,jj,jk,Kmm) * uu(ji,jj,jk,Kmm) - e2u(ji-1,jj ) * e3u(ji-1,jj ,jk,Kmm) * uu(ji-1,jj ,jk,Kmm) & |
|---|
| 414 | & + e1v(ji,jj) * e3v(ji,jj,jk,Kmm) * vv(ji,jj,jk,Kmm) - e1v(ji ,jj-1) * e3v(ji ,jj-1,jk,Kmm) * vv(ji ,jj-1,jk,Kmm) ) & |
|---|
| 415 | & * tmask(ji,jj,jk) |
|---|
| 416 | END DO |
|---|
| 417 | ENDDO |
|---|
| 418 | ! |
|---|
| 419 | ! 1.3: get 3d volume flux difference (before - after cpl) (>0 out) |
|---|
| 420 | ! correction to add is _b - _n |
|---|
| 421 | risfcpl_vol(:,:,jk) = zqvolb(:,:,jk) - zqvoln(:,:,jk) |
|---|
| 422 | END DO |
|---|
| 423 | ! |
|---|
| 424 | ! 2.0: include the contribution of the vertical velocity in the volume flux correction |
|---|
| 425 | ! |
|---|
| 426 | DO jj = 2, jpjm1 |
|---|
| 427 | DO ji = 2, jpim1 |
|---|
| 428 | ! |
|---|
| 429 | ikt = mikt(ji,jj) |
|---|
| 430 | IF ( ikt > 1 .AND. ssmask(ji,jj) == 1 ) THEN |
|---|
| 431 | risfcpl_vol(ji,jj,ikt) = risfcpl_vol(ji,jj,ikt) + SUM(zqvolb(ji,jj,1:ikt-1)) ! test sign |
|---|
| 432 | ENDIF |
|---|
| 433 | ! |
|---|
| 434 | END DO |
|---|
| 435 | ENDDO |
|---|
| 436 | ! |
|---|
| 437 | CALL lbc_lnk( 'iscpl', risfcpl_vol, 'T', 1. ) |
|---|
| 438 | ! |
|---|
| 439 | ! 3.0: set total correction (div, tr(:,:,:,:,Krhs), ssh) |
|---|
| 440 | ! |
|---|
| 441 | ! 3.1: mask volume flux divergence correction |
|---|
| 442 | risfcpl_vol(:,:,:) = risfcpl_vol(:,:,:) * tmask(:,:,:) |
|---|
| 443 | ! |
|---|
| 444 | ! 3.2: get 3d tr(:,:,:,:,Krhs) increment to apply at the first time step |
|---|
| 445 | ! temperature and salt content flux computed using local ts(:,:,:,:,Kmm) |
|---|
| 446 | ! (very simple advection scheme) |
|---|
| 447 | ! (>0 out) |
|---|
| 448 | risfcpl_tsc(:,:,:,jp_tem) = -risfcpl_vol(:,:,:) * ts(:,:,:,jp_tem,Kmm) |
|---|
| 449 | risfcpl_tsc(:,:,:,jp_sal) = -risfcpl_vol(:,:,:) * ts(:,:,:,jp_sal,Kmm) |
|---|
| 450 | ! |
|---|
| 451 | ! 3.3: ssh correction (for dynspg_ts) |
|---|
| 452 | risfcpl_ssh(:,:) = 0.0 |
|---|
| 453 | DO jk = 1,jpk |
|---|
| 454 | risfcpl_ssh(:,:) = risfcpl_ssh(:,:) + risfcpl_vol(:,:,jk) * r1_e1e2t(:,:) |
|---|
| 455 | END DO |
|---|
| 456 | |
|---|
| 457 | END SUBROUTINE isfcpl_vol |
|---|
| 458 | |
|---|
| 459 | SUBROUTINE isfcpl_cons(Kmm) |
|---|
| 460 | !!---------------------------------------------------------------------- |
|---|
| 461 | !! *** ROUTINE iscpl_cons *** |
|---|
| 462 | !! |
|---|
| 463 | !! ** Purpose : compute the corrective increment in volume/salt/heat to put back the vol/heat/salt |
|---|
| 464 | !! removed or added during the coupling processes (wet or dry new cell) |
|---|
| 465 | !! |
|---|
| 466 | !! ** Method : - compare volume/heat/salt before and after |
|---|
| 467 | !! - look for the closest wet cells (share amoung neigbourgs if there are) |
|---|
| 468 | !! - build the correction increment to applied at each time step |
|---|
| 469 | !! |
|---|
| 470 | !!---------------------------------------------------------------------- |
|---|
| 471 | ! |
|---|
| 472 | TYPE(isfcons), DIMENSION(:),ALLOCATABLE :: zisfpts ! list of point receiving a correction |
|---|
| 473 | ! |
|---|
| 474 | !!---------------------------------------------------------------------- |
|---|
| 475 | INTEGER, INTENT(in) :: Kmm ! ocean time level index |
|---|
| 476 | !!---------------------------------------------------------------------- |
|---|
| 477 | INTEGER :: ji , jj , jk , jproc ! loop index |
|---|
| 478 | INTEGER :: jip1 , jim1, jjp1, jjm1 ! dummy indices |
|---|
| 479 | INTEGER :: iig , ijg, ik ! dummy indices |
|---|
| 480 | INTEGER :: jisf ! start, end and current position in the increment array |
|---|
| 481 | INTEGER :: ingb, ifind ! 0/1 target found or need to be found |
|---|
| 482 | INTEGER :: ingb, ifind, nisfl_area ! global number of cell concerned by the wet->dry case |
|---|
| 483 | INTEGER, DIMENSION(jpnij) :: nisfl ! local number of cell concerned by the wet->dry case |
|---|
| 484 | ! |
|---|
| 485 | REAL(wp) :: z1_sum, z1_rdtiscpl |
|---|
| 486 | REAL(wp) :: zdtem, zdsal, zdvol, zratio ! tem, sal, vol increment |
|---|
| 487 | REAL(wp) :: zlon , zlat ! target location |
|---|
| 488 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: ztmask_b ! mask before |
|---|
| 489 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: ze3t_b ! scale factor before |
|---|
| 490 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zt_b ! scale factor before |
|---|
| 491 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zs_b ! scale factor before |
|---|
| 492 | !!---------------------------------------------------------------------- |
|---|
| 493 | |
|---|
| 494 | !============================================================================== |
|---|
| 495 | ! 1.0: initialisation |
|---|
| 496 | !============================================================================== |
|---|
| 497 | |
|---|
| 498 | ! get restart variable |
|---|
| 499 | CALL iom_get( numror, jpdom_autoglo, 'tmask' , ztmask_b(:,:,:), ldxios = lrxios ) ! need to extrapolate T/S |
|---|
| 500 | CALL iom_get( numror, jpdom_autoglo, 'e3t_n' , ze3t_b(:,:,:) , ldxios = lrxios ) |
|---|
| 501 | CALL iom_get( numror, jpdom_autoglo, 'tn' , zt_b(:,:,:) , ldxios = lrxios ) |
|---|
| 502 | CALL iom_get( numror, jpdom_autoglo, 'sn' , zs_b(:,:,:) , ldxios = lrxios ) |
|---|
| 503 | |
|---|
| 504 | ! compute run length |
|---|
| 505 | nstp_iscpl = nitend - nit000 + 1 |
|---|
| 506 | rdt_iscpl = nstp_iscpl * rn_rdt |
|---|
| 507 | z1_rdtiscpl = 1._wp / rdt_iscpl |
|---|
| 508 | |
|---|
| 509 | IF (lwp) WRITE(numout,*) ' nb of stp for cons = ', nstp_iscpl |
|---|
| 510 | IF (lwp) WRITE(numout,*) ' coupling time step = ', rdt_iscpl |
|---|
| 511 | |
|---|
| 512 | ! initialisation correction |
|---|
| 513 | risfcpl_cons_vol = 0.0 |
|---|
| 514 | risfcpl_cons_ssh = 0.0 |
|---|
| 515 | risfcpl_cons_tsc = 0.0 |
|---|
| 516 | |
|---|
| 517 | !============================================================================== |
|---|
| 518 | ! 2.0: diagnose the heat, salt and volume input and compute the correction variable |
|---|
| 519 | ! for case where we wet a cell or cell still wet (no change in cell status) |
|---|
| 520 | !============================================================================== |
|---|
| 521 | |
|---|
| 522 | DO jk = 1,jpk-1 |
|---|
| 523 | DO jj = nldj,nlej |
|---|
| 524 | DO ji = nldi,nlei |
|---|
| 525 | |
|---|
| 526 | ! volume diff |
|---|
| 527 | zdvol = e3t(ji,jj,jk,Kmm) * tmask(ji,jj,jk) - ze3t_b(ji,jj,jk) * ztmask_b(ji,jj,jk) |
|---|
| 528 | |
|---|
| 529 | ! heat diff |
|---|
| 530 | zdtem = ts (ji,jj,jk,jp_tem,Kmm) * e3t(ji,jj,jk,Kmm) * tmask (ji,jj,jk) & |
|---|
| 531 | - zt_b(ji,jj,jk) * ze3t_b(ji,jj,jk) * ztmask_b(ji,jj,jk) |
|---|
| 532 | |
|---|
| 533 | ! salt diff |
|---|
| 534 | zdsal = ts(ji,jj,jk,jp_sal,Kmm) * e3t(ji,jj,jk,Kmm) * tmask (ji,jj,jk) & |
|---|
| 535 | - zs_b(ji,jj,jk) * ze3t_b(ji,jj,jk) * ztmask_b(ji,jj,jk) |
|---|
| 536 | |
|---|
| 537 | ! volume, heat and salt differences in each cell (>0 means correction is an outward flux) |
|---|
| 538 | ! in addition to the geometry change unconservation, need to add the divergence correction as it is flux across the boundary |
|---|
| 539 | risfcpl_cons_vol(ji,jj,jk) = ( zdvol * e1e2t(ji,jj) + risfcpl_vol(ji,jj,jk) ) * z1_rdtiscpl |
|---|
| 540 | risfcpl_cons_tsc(ji,jj,jk,jp_sal) = ( - zdsal * e1e2t(ji,jj) + risfcpl_tsc(ji,jj,jk,jp_sal) ) * z1_rdtiscpl |
|---|
| 541 | risfcpl_cons_tsc(ji,jj,jk,jp_tem) = ( - zdtem * e1e2t(ji,jj) + risfcpl_tsc(ji,jj,jk,jp_tem) ) * z1_rdtiscpl |
|---|
| 542 | |
|---|
| 543 | END DO |
|---|
| 544 | END DO |
|---|
| 545 | END DO |
|---|
| 546 | ! |
|---|
| 547 | !============================================================================== |
|---|
| 548 | ! 3.0: diagnose the heat, salt and volume input and compute the correction variable |
|---|
| 549 | ! for case where we close a cell |
|---|
| 550 | !============================================================================== |
|---|
| 551 | ! |
|---|
| 552 | ! compute the total number of point receiving a correction increment for each processor |
|---|
| 553 | ! local |
|---|
| 554 | nisfl(:)=0 |
|---|
| 555 | DO jk = 1,jpk-1 |
|---|
| 556 | DO jj = nldj,nlej |
|---|
| 557 | DO ji = nldi,nlei |
|---|
| 558 | jip1=MIN(ji+1,jpi) ; jim1=MAX(ji-1,1) ; jjp1=MIN(jj+1,jpj) ; jjm1=MAX(jj-1,1) ; |
|---|
| 559 | IF ( tmask(ji,jj,jk) == 0._wp .AND. ztmask_b(ji,jj,jk) == 1._wp ) nisfl(narea) = nisfl(narea) + MAX(SUM(tmask(jim1:jip1,jjm1:jjp1,jk)),1._wp) |
|---|
| 560 | ENDDO |
|---|
| 561 | ENDDO |
|---|
| 562 | ENDDO |
|---|
| 563 | ! |
|---|
| 564 | ! global |
|---|
| 565 | CALL mpp_sum('isfcpl',nisfl ) |
|---|
| 566 | ! |
|---|
| 567 | ! allocate list of point receiving correction |
|---|
| 568 | ALLOCATE(zisfpts(nisfl(narea))) |
|---|
| 569 | ! |
|---|
| 570 | zisfpts(:) = isfcons(0,0,0,-HUGE(1.0), -HUGE(1.0), -HUGE(1.0), -HUGE(1.0), -HUGE(1.0), 0) |
|---|
| 571 | ! |
|---|
| 572 | ! start computing the correction and fill zisfpts |
|---|
| 573 | ! local |
|---|
| 574 | jisf = 0 |
|---|
| 575 | DO jk = 1,jpk-1 |
|---|
| 576 | DO jj = nldj,nlej |
|---|
| 577 | DO ji = nldi,nlei |
|---|
| 578 | IF ( tmask(ji,jj,jk) == 0._wp .AND. ztmask_b(ji,jj,jk) == 1._wp ) THEN |
|---|
| 579 | |
|---|
| 580 | jip1=MIN(ji+1,jpi) ; jim1=MAX(ji-1,1) ; jjp1=MIN(jj+1,jpj) ; jjm1=MAX(jj-1,1) ; |
|---|
| 581 | |
|---|
| 582 | zdvol = risfcpl_cons_vol(ji,jj,jk ) |
|---|
| 583 | zdsal = risfcpl_cons_tsc(ji,jj,jk,jp_sal) |
|---|
| 584 | zdtem = risfcpl_cons_tsc(ji,jj,jk,jp_tem) |
|---|
| 585 | |
|---|
| 586 | IF ( SUM( tmask(jim1:jip1,jjm1:jjp1,jk) ) > 0._wp ) THEN |
|---|
| 587 | ! spread correction amoung neigbourg wet cells (horizontal direction first) |
|---|
| 588 | ! as it is a rude correction corner and lateral cell have the same weight |
|---|
| 589 | ! |
|---|
| 590 | z1_sum = 1._wp / SUM( tmask(jim1:jip1,jjm1:jjp1,jk) ) |
|---|
| 591 | ! |
|---|
| 592 | ! lateral cells |
|---|
| 593 | IF (tmask(jip1,jj ,jk) == 1) CALL update_isfpts(zisfpts, jisf, jip1, jj , jk, zdvol, zdsal, zdtem, z1_sum) |
|---|
| 594 | IF (tmask(jim1,jj ,jk) == 1) CALL update_isfpts(zisfpts, jisf, jim1, jj , jk, zdvol, zdsal, zdtem, z1_sum) |
|---|
| 595 | IF (tmask(ji ,jjp1,jk) == 1) CALL update_isfpts(zisfpts, jisf, ji , jjp1, jk, zdvol, zdsal, zdtem, z1_sum) |
|---|
| 596 | IF (tmask(ji ,jjm1,jk) == 1) CALL update_isfpts(zisfpts, jisf, ji , jjm1, jk, zdvol, zdsal, zdtem, z1_sum) |
|---|
| 597 | ! |
|---|
| 598 | ! corner cells |
|---|
| 599 | IF (tmask(jip1,jjm1,jk) == 1) CALL update_isfpts(zisfpts, jisf, jip1, jjm1, jk, zdvol, zdsal, zdtem, z1_sum) |
|---|
| 600 | IF (tmask(jim1,jjm1,jk) == 1) CALL update_isfpts(zisfpts, jisf, jim1, jjm1, jk, zdvol, zdsal, zdtem, z1_sum) |
|---|
| 601 | IF (tmask(jim1,jjp1,jk) == 1) CALL update_isfpts(zisfpts, jisf, jim1, jjp1, jk, zdvol, zdsal, zdtem, z1_sum) |
|---|
| 602 | IF (tmask(jip1,jjp1,jk) == 1) CALL update_isfpts(zisfpts, jisf, jip1, jjp1, jk, zdvol, zdsal, zdtem, z1_sum) |
|---|
| 603 | ! |
|---|
| 604 | ELSE IF ( tmask(ji,jj,jk+1) == 1._wp ) THEN |
|---|
| 605 | ! spread correction amoung neigbourg wet cells (vertical direction) |
|---|
| 606 | CALL update_isfpts(zisfpts, jisf, ji , jj , jk+1, zdvol, zdsal, zdtem, 1., 0) |
|---|
| 607 | ELSE |
|---|
| 608 | ! need to find where to put correction in later on |
|---|
| 609 | CALL update_isfpts(zisfpts, jisf, ji , jj , jk , zdvol, zdsal, zdtem, 1., 1) |
|---|
| 610 | END IF |
|---|
| 611 | END IF |
|---|
| 612 | END DO |
|---|
| 613 | END DO |
|---|
| 614 | END DO |
|---|
| 615 | ! |
|---|
| 616 | ! share data among all processes because for some point we need to find the closest wet point (could be on other process) |
|---|
| 617 | DO jproc=1,jpnij |
|---|
| 618 | ! |
|---|
| 619 | ! share total number of isf point treated for proc jproc |
|---|
| 620 | IF (jproc==narea) THEN |
|---|
| 621 | nisfl_area=nisfl(jproc) |
|---|
| 622 | ELSE |
|---|
| 623 | nisfl_area=0 |
|---|
| 624 | END IF |
|---|
| 625 | CALL mpp_max('isfcpl',nisfl_area) |
|---|
| 626 | ! |
|---|
| 627 | DO jisf = 1,nisfl_area |
|---|
| 628 | ! |
|---|
| 629 | IF (jproc==narea) THEN |
|---|
| 630 | ! indices (conversion to global indices and sharing) |
|---|
| 631 | iig = zisfpts(jisf)%ii ; ijg = zisfpts(jisf)%jj ; ik = zisfpts(jisf)%kk |
|---|
| 632 | ! |
|---|
| 633 | ! data |
|---|
| 634 | zdvol = zisfpts(jisf)%dvol ; zdsal = zisfpts(jisf)%dsal ; zdtem = zisfpts(jisf)%dtem |
|---|
| 635 | ! |
|---|
| 636 | ! location |
|---|
| 637 | zlat = zisfpts(jisf)%lat ; zlon = zisfpts(jisf)%lon |
|---|
| 638 | ! |
|---|
| 639 | ! find flag |
|---|
| 640 | ingb = zisfpts(jisf)%ngb |
|---|
| 641 | ELSE |
|---|
| 642 | iig =0 ; ijg =0 ; ik =0 |
|---|
| 643 | zdvol=-HUGE(1.0) ; zdsal=-HUGE(1.0) ; zdtem=-HUGE(1.0) |
|---|
| 644 | zlat =-HUGE(1.0) ; zlon =-HUGE(1.0) |
|---|
| 645 | ingb = 0 |
|---|
| 646 | END IF |
|---|
| 647 | ! |
|---|
| 648 | ! share data (need synchronisation of data as get_correction call a global com) |
|---|
| 649 | CALL mpp_max('isfcpl',iig) ; CALL mpp_max('isfcpl',ijg) ; CALL mpp_max('isfcpl',ik) |
|---|
| 650 | CALL mpp_max('isfcpl',zdvol) ; CALL mpp_max('isfcpl',zdsal) ; CALL mpp_max('isfcpl',zdtem) |
|---|
| 651 | CALL mpp_max('isfcpl',zlat) ; CALL mpp_max('isfcpl',zlon) |
|---|
| 652 | CALL mpp_max('isfcpl',ingb) |
|---|
| 653 | ! |
|---|
| 654 | ! fill the 3d correction array |
|---|
| 655 | CALL get_correction(iig, ijg, ik, zlon, zlat, zdvol, zdsal, zdtem, ingb) |
|---|
| 656 | END DO |
|---|
| 657 | END DO |
|---|
| 658 | ! |
|---|
| 659 | !============================================================================== |
|---|
| 660 | ! 4.0: finalisation and compute ssh equivalent of the volume correction |
|---|
| 661 | !============================================================================== |
|---|
| 662 | ! |
|---|
| 663 | ! mask (>0 out) |
|---|
| 664 | risfcpl_cons_vol(:,:,: ) = risfcpl_cons_vol(:,:,: ) * tmask(:,:,:) |
|---|
| 665 | risfcpl_cons_tsc(:,:,:,jp_sal) = risfcpl_cons_tsc(:,:,:,jp_sal) * tmask(:,:,:) |
|---|
| 666 | risfcpl_cons_tsc(:,:,:,jp_tem) = risfcpl_cons_tsc(:,:,:,jp_tem) * tmask(:,:,:) |
|---|
| 667 | ! |
|---|
| 668 | ! add lbclnk |
|---|
| 669 | CALL lbc_lnk_multi( 'iscplrst', risfcpl_cons_tsc(:,:,:,jp_tem), 'T', 1., risfcpl_cons_tsc(:,:,:,jp_sal), 'T', 1., & |
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| 670 | & risfcpl_cons_vol(:,:,:) , 'T', 1.) |
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| 671 | ! |
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| 672 | ! ssh correction (for dynspg_ts) |
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| 673 | DO jk = 1,jpk |
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| 674 | risfcpl_cons_ssh(:,:) = risfcpl_cons_ssh(:,:) + risfcpl_cons_vol(:,:,jk) |
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| 675 | END DO |
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| 676 | risfcpl_cons_ssh(:,:) = risfcpl_cons_ssh(:,:) * r1_e1e2t(:,:) |
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| 677 | ! |
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| 678 | END SUBROUTINE isfcpl_cons |
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| 679 | ! |
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| 680 | SUBROUTINE update_isfpts(sisfpts, kpts, ki, kj, kk, pdvol, pdsal, pdtem, pratio, kfind) |
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| 681 | !!--------------------------------------------------------------------- |
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| 682 | !! *** ROUTINE update_isfpts *** |
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| 683 | !! |
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| 684 | !! ** Purpose : if a cell become dry, we need to put the corrective increment elsewhere |
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| 685 | !! |
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| 686 | !! ** Action : update the list of point |
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| 687 | !! |
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| 688 | !!---------------------------------------------------------------------- |
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| 689 | !!---------------------------------------------------------------------- |
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| 690 | TYPE(isfcons), DIMENSION(:), INTENT(inout) :: sisfpts |
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| 691 | INTEGER, INTENT(inout) :: kpts |
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| 692 | !!---------------------------------------------------------------------- |
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| 693 | INTEGER, INTENT(in ) :: ki, kj, kk ! target location (kfind=0) |
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| 694 | ! ! or source location (kfind=1) |
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| 695 | INTEGER, INTENT(in ), OPTIONAL :: kfind ! 0 target cell already found |
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| 696 | ! ! 1 target to be determined |
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| 697 | REAL(wp), INTENT(in ) :: pdvol, pdsal, pdtem, pratio ! vol/sal/tem increment |
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| 698 | ! ! and ratio in case increment span over multiple cells. |
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| 699 | !!---------------------------------------------------------------------- |
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| 700 | INTEGER :: ifind |
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| 701 | !!---------------------------------------------------------------------- |
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| 702 | ! |
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| 703 | ! increment position |
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| 704 | kpts = kpts + 1 |
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| 705 | ! |
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| 706 | ! define if we need to look for closest valid wet cell (no neighbours or neigbourg on halo) |
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| 707 | IF ( PRESENT(kfind) ) THEN |
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| 708 | ifind = kfind |
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| 709 | ELSE |
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| 710 | ifind = ( 1 - tmask_h(ki,kj) ) * tmask(ki,kj,kk) |
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| 711 | END IF |
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| 712 | ! |
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| 713 | ! update isfpts structure |
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| 714 | sisfpts(kpts) = isfcons(mig(ki), mjg(kj), kk, pratio * pdvol, pratio * pdsal, pratio * pdtem, glamt(ki,kj), gphit(ki,kj), ifind ) |
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| 715 | ! |
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| 716 | END SUBROUTINE update_isfpts |
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| 717 | ! |
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| 718 | SUBROUTINE get_correction( ki, kj, kk, plon, plat, pvolinc, psalinc, pteminc, kfind) |
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| 719 | !!--------------------------------------------------------------------- |
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| 720 | !! *** ROUTINE get_correction *** |
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| 721 | !! |
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| 722 | !! ** Action : - Find the closest valid cell if needed (wet and not on the halo) |
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| 723 | !! - Scale the correction depending of pratio (case where multiple wet neigbourgs) |
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| 724 | !! - Fill the correction array |
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| 725 | !! |
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| 726 | !!---------------------------------------------------------------------- |
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| 727 | INTEGER , INTENT(in) :: ki, kj, kk, kfind ! target point indices |
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| 728 | REAL(wp), INTENT(in) :: plon, plat ! target point lon/lat |
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| 729 | REAL(wp), INTENT(in) :: pvolinc, pteminc,psalinc ! correction increment for vol/temp/salt |
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| 730 | !!---------------------------------------------------------------------- |
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| 731 | INTEGER :: jj, ji, iig, ijg |
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| 732 | !!---------------------------------------------------------------------- |
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| 733 | ! |
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| 734 | ! define global indice of correction location |
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| 735 | iig = ki ; ijg = kj |
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| 736 | IF ( kfind == 1 ) CALL dom_ngb( plon, plat, iig, ijg,'T', kk) |
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| 737 | ! |
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| 738 | ! fill the correction array |
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| 739 | DO jj = mj0(ijg),mj1(ijg) |
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| 740 | DO ji = mi0(iig),mi1(iig) |
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| 741 | ! correct the vol_flx and corresponding heat/salt flx in the closest cell |
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| 742 | risfcpl_cons_vol(ji,jj,kk) = risfcpl_cons_vol(ji,jj,kk ) + pvolinc |
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| 743 | risfcpl_cons_tsc(ji,jj,kk,jp_sal) = risfcpl_cons_tsc(ji,jj,kk,jp_sal) + psalinc |
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| 744 | risfcpl_cons_tsc(ji,jj,kk,jp_tem) = risfcpl_cons_tsc(ji,jj,kk,jp_tem) + pteminc |
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| 745 | END DO |
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| 746 | END DO |
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| 747 | |
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| 748 | END SUBROUTINE get_correction |
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| 749 | |
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| 750 | END MODULE isfcpl |
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