[6895] | 1 | MODULE usrdef_zgr |
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| 2 | !!============================================================================== |
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| 3 | !! *** MODULE usrdef_zgr *** |
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| 4 | !! Ocean domain : user defined vertical coordinate system |
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| 5 | !! |
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| 6 | !! === OVERFLOW case === |
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| 7 | !! |
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| 8 | !!============================================================================== |
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| 9 | !! History : 4.0 ! 2016-08 (S. Flavoni) Original code |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | |
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| 12 | !!---------------------------------------------------------------------- |
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[6904] | 13 | !! usr_def_zgr : user defined vertical coordinate system (required) |
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| 14 | !! zgr_z1d : reference 1D z-coordinate |
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| 15 | !! zgr_zps : 3D vertical coordinate in z-partial cell coordinate |
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[6895] | 16 | !!--------------------------------------------------------------------- |
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| 17 | USE oce ! ocean variables |
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[6904] | 18 | USE dom_oce , ONLY: ln_zco, ln_zps, ln_sco ! ocean space and time domain |
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| 19 | USE dom_oce , ONLY: nimpp, njmpp ! ocean space and time domain |
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| 20 | USE dom_oce , ONLY: glamt ! ocean space and time domain |
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| 21 | USE usrdef_nam ! User defined : namelist variables |
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[6895] | 22 | ! |
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| 23 | USE in_out_manager ! I/O manager |
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| 24 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 25 | USE lib_mpp ! distributed memory computing library |
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| 26 | USE wrk_nemo ! Memory allocation |
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| 27 | USE timing ! Timing |
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| 28 | |
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| 29 | IMPLICIT NONE |
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| 30 | PRIVATE |
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| 31 | |
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| 32 | PUBLIC usr_def_zgr ! called by domzgr.F90 |
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| 33 | |
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| 34 | !! * Substitutions |
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| 35 | # include "vectopt_loop_substitute.h90" |
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| 36 | !!---------------------------------------------------------------------- |
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| 37 | !! NEMO/OPA 4.0 , NEMO Consortium (2016) |
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| 38 | !! $Id: domzgr.F90 6624 2016-05-26 08:59:48Z gm $ |
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| 39 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 40 | !!---------------------------------------------------------------------- |
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| 41 | CONTAINS |
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| 42 | |
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| 43 | SUBROUTINE usr_def_zgr( ld_zco , ld_zps , ld_sco , ld_isfcav, & ! type of vertical coordinate |
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| 44 | & pdept_1d, pdepw_1d, pe3t_1d , pe3w_1d , & ! 1D reference vertical coordinate |
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| 45 | & pdept , pdepw , & ! 3D t & w-points depth |
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[6904] | 46 | & pe3t , pe3u , pe3v , pe3f , & ! vertical scale factors |
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| 47 | & pe3w , pe3uw , pe3vw, & ! - - - |
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[6895] | 48 | & k_top , k_bot ) ! top & bottom ocean level |
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| 49 | !!--------------------------------------------------------------------- |
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| 50 | !! *** ROUTINE usr_def_zgr *** |
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| 51 | !! |
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| 52 | !! ** Purpose : User defined the vertical coordinates |
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| 53 | !! |
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| 54 | !!---------------------------------------------------------------------- |
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| 55 | LOGICAL , INTENT(out) :: ld_zco, ld_zps, ld_sco ! vertical coordinate flags |
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| 56 | LOGICAL , INTENT(out) :: ld_isfcav ! under iceshelf cavity flag |
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| 57 | REAL(wp), DIMENSION(:) , INTENT(out) :: pdept_1d, pdepw_1d ! 1D grid-point depth [m] |
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| 58 | REAL(wp), DIMENSION(:) , INTENT(out) :: pe3t_1d , pe3w_1d ! 1D grid-point depth [m] |
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| 59 | REAL(wp), DIMENSION(:,:,:), INTENT(out) :: pdept, pdepw ! grid-point depth [m] |
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| 60 | REAL(wp), DIMENSION(:,:,:), INTENT(out) :: pe3t , pe3u , pe3v , pe3f ! vertical scale factors [m] |
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| 61 | REAL(wp), DIMENSION(:,:,:), INTENT(out) :: pe3w , pe3uw, pe3vw ! i-scale factors |
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| 62 | INTEGER , DIMENSION(:,:) , INTENT(out) :: k_top, k_bot ! first & last ocean level |
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| 63 | ! |
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[6904] | 64 | INTEGER :: ji, jj, jk ! dummy indices |
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| 65 | REAL(wp) :: zfact, z1_jpkm1 ! local scalar |
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| 66 | REAL(wp) :: ze3min ! local scalar |
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| 67 | REAL(wp), DIMENSION(jpi,jpj) :: zht, zhu, z2d ! 2D workspace |
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| 68 | |
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| 69 | |
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| 70 | INTEGER :: ik, it, ikb, ikt ! temporary integers |
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| 71 | REAL(wp) :: ze3tp , ze3wp ! Last ocean level thickness at T- and W-points |
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| 72 | REAL(wp) :: zdepwp ! Ajusted ocean depth to avoid too small e3t |
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| 73 | REAL(wp) :: zdiff ! temporary scalar |
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| 74 | REAL(wp) :: zmax ! temporary scalar |
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| 75 | |
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| 76 | |
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[6895] | 77 | !!---------------------------------------------------------------------- |
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| 78 | ! |
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| 79 | IF(lwp) WRITE(numout,*) |
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| 80 | IF(lwp) WRITE(numout,*) 'usr_def_zgr : OVERFLOW configuration (z-coordinate closed box ocean without cavities)' |
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| 81 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
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| 82 | ! |
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| 83 | ! |
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| 84 | ! type of vertical coordinate |
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| 85 | ! --------------------------- |
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[6904] | 86 | ! already set in usrdef_nam.F90 by reading the namusr_def namelist except for ISF |
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[6895] | 87 | ld_isfcav = .FALSE. |
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| 88 | ! |
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| 89 | ! |
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| 90 | ! Build the vertical coordinate system |
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| 91 | ! ------------------------------------ |
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| 92 | ! |
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[6904] | 93 | ! !== UNmasked meter bathymetry ==! |
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[6895] | 94 | ! |
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[6904] | 95 | ! western continental shelf (500m deep) and eastern deep ocean (2000m deep) |
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| 96 | ! with a hyperbolic tangent transition centered at 40km |
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| 97 | ! NB: here glamt is in kilometers |
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[6895] | 98 | ! |
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[6904] | 99 | zht(:,:) = + ( 500. + 0.5 * 1500. * ( 1.0 + tanh( (glamt(:,:) - 40.) / 7. ) ) ) |
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| 100 | ! |
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| 101 | ! at u-point: recompute from glamu (see usrdef_hgr.F90) to avoid the masking when using lbc_lnk |
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| 102 | zfact = rn_dx * 1.e-3 ! conversion in km |
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| 103 | DO ji = 1, jpi |
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| 104 | zhu(ji,:) = + ( 500. + 0.5 * 1500. * ( 1.0 + tanh( ( zfact * REAL( ji-1 + nimpp-1 , wp ) - 40.) / 7. ) ) ) |
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| 105 | END DO |
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| 106 | ! |
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| 107 | CALL zgr_z1d( pdept_1d, pdepw_1d, pe3t_1d , pe3w_1d ) ! Reference z-coordinate system |
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| 108 | ! |
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| 109 | ! |
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| 110 | ! !== top masked level bathymetry ==! (all coordinates) |
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| 111 | ! |
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| 112 | ! no ocean cavities : top ocean level is ONE, except over land |
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| 113 | ! the ocean basin surrounded by land (1 grid-point) set through lbc_lnk call as jperio=0 |
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| 114 | z2d(:,:) = 1._wp ! surface ocean is the 1st level |
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| 115 | CALL lbc_lnk( z2d, 'T', 1. ) ! closed basin |
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| 116 | k_top(:,:) = z2d(:,:) |
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| 117 | ! |
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| 118 | ! |
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| 119 | ! |
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| 120 | IF ( ln_sco ) THEN !== s-coordinate ==! (terrain-following coordinate) |
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| 121 | ! |
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| 122 | k_bot(:,:) = jpkm1 * k_top(:,:) !* bottom ocean = jpk-1 (here use k_top as a land mask) |
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| 123 | ! |
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| 124 | ! !* terrain-following coordinate with e3.(k)=cst) |
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| 125 | z1_jpkm1 = 1._wp / REAL( jpkm1 , wp) |
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| 126 | DO jk = 1, jpk |
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| 127 | pdept(:,:,jk) = zht(:,:) * z1_jpkm1 * ( REAL( jk , wp ) - 0.5_wp ) |
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| 128 | pdepw(:,:,jk) = zht(:,:) * z1_jpkm1 * ( REAL( jk-1 , wp ) ) |
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| 129 | pe3t (:,:,jk) = zht(:,:) * z1_jpkm1 |
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| 130 | pe3u (:,:,jk) = zhu(:,:) * z1_jpkm1 |
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| 131 | pe3v (:,:,jk) = zht(:,:) * z1_jpkm1 |
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| 132 | pe3f (:,:,jk) = zhu(:,:) * z1_jpkm1 |
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| 133 | pe3w (:,:,jk) = zht(:,:) * z1_jpkm1 |
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| 134 | pe3uw(:,:,jk) = zhu(:,:) * z1_jpkm1 |
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| 135 | pe3vw(:,:,jk) = zht(:,:) * z1_jpkm1 |
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| 136 | END DO |
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| 137 | ENDIF |
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| 138 | ! |
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| 139 | ! |
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| 140 | IF ( ln_zco ) THEN !== z-coordinate ==! (step-like topography) |
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| 141 | ! |
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| 142 | ! !* bottom ocean compute from the depth of grid-points |
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| 143 | k_bot(:,:) = jpkm1 * k_top(:,:) ! here use k_top as a land mask |
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| 144 | DO jk = 1, jpkm1 |
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| 145 | WHERE( pdept_1d(jk) < zht(:,:) .AND. zht(:,:) <= pdept_1d(jk+1) ) k_bot(:,:) = jk * k_top(:,:) |
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| 146 | END DO |
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| 147 | ! !* horizontally uniform coordinate (reference z-co everywhere) |
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| 148 | DO jk = 1, jpk |
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| 149 | pdept(:,:,jk) = pdept_1d(jk) |
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| 150 | pdepw(:,:,jk) = pdepw_1d(jk) |
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| 151 | pe3t (:,:,jk) = pe3t_1d (jk) |
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| 152 | pe3u (:,:,jk) = pe3t_1d (jk) |
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| 153 | pe3v (:,:,jk) = pe3t_1d (jk) |
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| 154 | pe3f (:,:,jk) = pe3t_1d (jk) |
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| 155 | pe3w (:,:,jk) = pe3w_1d (jk) |
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| 156 | pe3uw(:,:,jk) = pe3w_1d (jk) |
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| 157 | pe3vw(:,:,jk) = pe3w_1d (jk) |
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| 158 | END DO |
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| 159 | ENDIF |
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| 160 | ! |
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| 161 | ! |
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| 162 | IF ( ln_zps ) THEN !== zps-coordinate ==! (partial bottom-steps) |
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| 163 | |
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| 164 | |
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| 165 | |
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| 166 | CALL ctl_stop( 'STOP', ' zps coordinate not yet coded' ) |
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| 167 | |
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| 168 | |
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| 169 | |
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| 170 | |
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| 171 | !!---------------------------------------------------------------------- |
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| 172 | !! *** ROUTINE zgr_zps *** |
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| 173 | !! |
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| 174 | !! ** Purpose : the depth and vertical scale factor in partial step |
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| 175 | !! reference z-coordinate case |
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| 176 | !! |
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| 177 | !! ** Method : Partial steps : computes the 3D vertical scale factors |
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| 178 | !! of T-, U-, V-, W-, UW-, VW and F-points that are associated with |
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| 179 | !! a partial step representation of bottom topography. |
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| 180 | !! |
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| 181 | !! |
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| 182 | !! Reference : Pacanowsky & Gnanadesikan 1997, Mon. Wea. Rev., 126, 3248-3270. |
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| 183 | !!---------------------------------------------------------------------- |
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| 184 | !!--------------------------------------------------------------------- |
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| 185 | ! |
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| 186 | ze3min = 0.1_wp * rn_dz |
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| 187 | IF(lwp) WRITE(numout,*) ' minimum thickness of the partial cells = 10 % of e3 = ', ze3min |
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| 188 | ! |
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| 189 | ! |
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| 190 | ! !* bottom ocean compute from the depth of grid-points |
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| 191 | k_bot(:,:) = jpkm1 |
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| 192 | DO jk = jpkm1, 1, -1 |
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| 193 | WHERE( zht(:,:) <= pdepw_1d(jk) + ze3min ) k_bot(:,:) = jk-1 |
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| 194 | END DO |
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| 195 | |
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| 196 | ! !* vertical coordinate system |
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| 197 | ! |
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| 198 | DO jk = 1, jpk ! initialization to the reference z-coordinate |
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| 199 | pdept(:,:,jk) = pdept_1d(jk) |
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| 200 | pdepw(:,:,jk) = pdepw_1d(jk) |
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| 201 | pe3t (:,:,jk) = pe3t_1d (jk) |
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| 202 | pe3u (:,:,jk) = pe3t_1d (jk) |
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| 203 | pe3v (:,:,jk) = pe3t_1d (jk) |
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| 204 | pe3f (:,:,jk) = pe3t_1d (jk) |
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| 205 | pe3w (:,:,jk) = pe3w_1d (jk) |
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| 206 | pe3uw(:,:,jk) = pe3w_1d (jk) |
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| 207 | pe3vw(:,:,jk) = pe3w_1d (jk) |
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| 208 | END DO |
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| 209 | ! |
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| 210 | DO jj = 1, jpj ! bottom scale factors and depth at T- and W-points |
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| 211 | DO ji = 1, jpi |
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| 212 | ik = k_bot(ji,jj) |
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| 213 | IF( ik /= jpkm1 ) THEN ! last level ==> ref 1d z-coordinate |
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| 214 | pdepw(ji,jj,ik+1) = MIN( zht(ji,jj) , pdepw_1d(ik+1) ) |
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| 215 | pe3t (ji,jj,ik ) = pdepw(ji,jj,ik) - pdepw(ji,jj,ik+1) |
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| 216 | pe3t (ji,jj,ik+1) = pe3t (ji,jj,ik) |
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| 217 | |
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| 218 | pdept(ji,jj,ik ) = pdept(ji,jj,ik-1) + pe3t(ji,jj,ik) * 0.5_wp |
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| 219 | pe3w (ji,jj,ik+1) = pdepw(ji,jj,ik) - pdepw(ji,jj,ik+1) |
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| 220 | ENDIF |
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| 221 | END DO |
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| 222 | END DO |
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| 223 | |
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| 224 | |
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| 225 | ! |
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| 226 | DO jj = 1, jpj ! bottom scale factors and depth at T- and W-points |
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| 227 | DO ji = 1, jpi |
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| 228 | ik = k_bot(ji,jj) |
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| 229 | ! |
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| 230 | IF( zht(ji,jj) <= pdepw_1d(ik+1) ) THEN ; pdepw(ji,jj,ik+1) = zht(ji,jj) |
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| 231 | ELSE ; pdepw(ji,jj,ik+1) = pdepw_1d(ik+1) |
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| 232 | ENDIF |
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| 233 | !gm Bug? check the gdepw_1d |
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| 234 | ! ... on ik |
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| 235 | pdept(ji,jj,ik) = pdepw_1d(ik) + ( pdepw (ji,jj,ik+1) - pdepw_1d(ik) ) & |
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| 236 | & * ( pdept_1d( ik ) - pdepw_1d(ik) ) & |
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| 237 | & / ( pdepw_1d( ik+1) - pdepw_1d(ik) ) |
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| 238 | pe3t (ji,jj,ik) = pe3t_1d (ik) * ( pdepw (ji,jj,ik+1) - pdepw_1d(ik) ) & |
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| 239 | & / ( pdepw_1d( ik+1) - pdepw_1d(ik) ) |
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| 240 | pe3w (ji,jj,ik) = 0.5_wp * ( pdepw(ji,jj,ik+1) + pdepw_1d(ik+1) - 2._wp * pdepw_1d(ik) ) & |
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| 241 | & * ( pe3w_1d(ik) / ( pdepw_1d(ik+1) - pdepw_1d(ik) ) ) |
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| 242 | ! ... on ik+1 |
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| 243 | pe3w (ji,jj,ik+1) = pe3t (ji,jj,ik) |
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| 244 | pe3t (ji,jj,ik+1) = pe3t (ji,jj,ik) |
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| 245 | pdept(ji,jj,ik+1) = pdept(ji,jj,ik) + pe3t(ji,jj,ik) |
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| 246 | END DO |
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| 247 | END DO |
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| 248 | ! |
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| 249 | ! |
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| 250 | ! |
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| 251 | ! ! bottom scale factors and depth at U-, V-, UW and VW-points |
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| 252 | ! |
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| 253 | DO jk = 1,jpk ! Computed as the minimum of neighbooring scale factors |
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| 254 | DO jj = 1, jpjm1 |
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| 255 | DO ji = 1, jpim1 |
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| 256 | pe3u (ji,jj,jk) = MIN( pe3t(ji,jj,jk), pe3t(ji+1,jj,jk) ) |
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| 257 | pe3v (ji,jj,jk) = MIN( pe3t(ji,jj,jk), pe3t(ji,jj+1,jk) ) |
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| 258 | pe3uw(ji,jj,jk) = MIN( pe3w(ji,jj,jk), pe3w(ji+1,jj,jk) ) |
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| 259 | pe3vw(ji,jj,jk) = MIN( pe3w(ji,jj,jk), pe3w(ji,jj+1,jk) ) |
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| 260 | END DO |
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| 261 | END DO |
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| 262 | END DO |
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| 263 | ! ! lateral boundary conditions |
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| 264 | CALL lbc_lnk( pe3u , 'U', 1._wp ) ; CALL lbc_lnk( pe3uw, 'U', 1._wp ) |
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| 265 | CALL lbc_lnk( pe3v , 'V', 1._wp ) ; CALL lbc_lnk( pe3vw, 'V', 1._wp ) |
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| 266 | ! |
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| 267 | |
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| 268 | DO jk = 1, jpk ! set to z-scale factor if zero (i.e. along closed boundaries) |
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| 269 | WHERE( pe3u (:,:,jk) == 0._wp ) pe3u (:,:,jk) = pe3t_1d(jk) |
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| 270 | WHERE( pe3v (:,:,jk) == 0._wp ) pe3v (:,:,jk) = pe3t_1d(jk) |
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| 271 | WHERE( pe3uw(:,:,jk) == 0._wp ) pe3uw(:,:,jk) = pe3w_1d(jk) |
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| 272 | WHERE( pe3vw(:,:,jk) == 0._wp ) pe3vw(:,:,jk) = pe3w_1d(jk) |
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| 273 | END DO |
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| 274 | |
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| 275 | ! Scale factor at F-point |
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| 276 | DO jk = 1, jpk ! initialisation to z-scale factors |
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| 277 | pe3f(:,:,jk) = pe3t_1d(jk) |
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| 278 | END DO |
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| 279 | DO jk = 1, jpk ! Computed as the minimum of neighbooring V-scale factors |
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| 280 | DO jj = 1, jpjm1 |
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| 281 | DO ji = 1, fs_jpim1 ! vector opt. |
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| 282 | pe3f(ji,jj,jk) = MIN( pe3v(ji,jj,jk), pe3v(ji+1,jj,jk) ) |
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| 283 | END DO |
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| 284 | END DO |
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| 285 | END DO |
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| 286 | CALL lbc_lnk( pe3f, 'F', 1._wp ) ! Lateral boundary conditions |
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| 287 | ! |
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| 288 | DO jk = 1, jpk ! set to z-scale factor if zero (i.e. along closed boundaries) |
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| 289 | WHERE( pe3f(:,:,jk) == 0._wp ) pe3f(:,:,jk) = pe3t_1d(jk) |
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| 290 | END DO |
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| 291 | !!gm bug ? : must be a do loop with mj0,mj1 |
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| 292 | ! |
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| 293 | |
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| 294 | !!gm DO it differently ! |
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| 295 | ! pe3t(:,mj0(1),:) = e3t(:,mj0(2),:) ! we duplicate factor scales for jj = 1 and jj = 2 |
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| 296 | ! pe3w(:,mj0(1),:) = e3w(:,mj0(2),:) |
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| 297 | ! pe3u(:,mj0(1),:) = e3u(:,mj0(2),:) |
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| 298 | ! pe3v(:,mj0(1),:) = e3v(:,mj0(2),:) |
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| 299 | ! pe3f(:,mj0(1),:) = e3f(:,mj0(2),:) |
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| 300 | |
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| 301 | ! Control of the sign |
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| 302 | IF( MINVAL( pe3t (:,:,:) ) <= 0._wp ) CALL ctl_stop( ' zgr_zps : e r r o r e3t_0 <= 0' ) |
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| 303 | IF( MINVAL( pe3w (:,:,:) ) <= 0._wp ) CALL ctl_stop( ' zgr_zps : e r r o r e3w_0 <= 0' ) |
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| 304 | IF( MINVAL( pdept(:,:,:) ) < 0._wp ) CALL ctl_stop( ' zgr_zps : e r r o r gdept_0 < 0' ) |
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| 305 | IF( MINVAL( pdepw(:,:,:) ) < 0._wp ) CALL ctl_stop( ' zgr_zps : e r r o r gdepw_0 < 0' ) |
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| 306 | |
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| 307 | ! Compute gde3w_0 (vertical sum of e3w) |
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| 308 | ! IF ( ln_isfcav ) THEN ! if cavity |
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| 309 | ! WHERE( misfdep == 0 ) misfdep = 1 |
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| 310 | ! DO jj = 1,jpj |
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| 311 | ! DO ji = 1,jpi |
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| 312 | ! gde3w_0(ji,jj,1) = 0.5_wp * e3w_0(ji,jj,1) |
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| 313 | ! DO jk = 2, misfdep(ji,jj) |
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| 314 | ! gde3w_0(ji,jj,jk) = gde3w_0(ji,jj,jk-1) + e3w_0(ji,jj,jk) |
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| 315 | ! END DO |
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| 316 | ! IF( misfdep(ji,jj) >= 2 ) gde3w_0(ji,jj,misfdep(ji,jj)) = risfdep(ji,jj) + 0.5_wp * e3w_0(ji,jj,misfdep(ji,jj)) |
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| 317 | ! DO jk = misfdep(ji,jj) + 1, jpk |
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| 318 | ! gde3w_0(ji,jj,jk) = gde3w_0(ji,jj,jk-1) + e3w_0(ji,jj,jk) |
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| 319 | ! END DO |
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| 320 | ! END DO |
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| 321 | ! END DO |
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| 322 | ! ELSE ! no cavity |
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| 323 | ! gde3w_0(:,:,1) = 0.5_wp * e3w_0(:,:,1) |
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| 324 | ! DO jk = 2, jpk |
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| 325 | ! gde3w_0(:,:,jk) = gde3w_0(:,:,jk-1) + e3w_0(:,:,jk) |
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| 326 | ! END DO |
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| 327 | ! END IF |
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| 328 | ! |
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| 329 | ! |
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| 330 | |
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| 331 | |
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| 332 | |
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| 333 | |
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| 334 | ENDIF |
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| 335 | ! |
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[6895] | 336 | END SUBROUTINE usr_def_zgr |
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| 337 | |
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| 338 | |
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[6904] | 339 | SUBROUTINE zgr_z1d( pdept_1d, pdepw_1d, pe3t_1d , pe3w_1d ) ! 1D reference vertical coordinate |
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[6895] | 340 | !!---------------------------------------------------------------------- |
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[6904] | 341 | !! *** ROUTINE zgr_z1d *** |
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[6895] | 342 | !! |
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| 343 | !! ** Purpose : set the depth of model levels and the resulting |
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| 344 | !! vertical scale factors. |
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| 345 | !! |
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| 346 | !! ** Method : z-coordinate system (use in all type of coordinate) |
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| 347 | !! The depth of model levels is defined from an analytical |
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| 348 | !! function the derivative of which gives the scale factors. |
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| 349 | !! both depth and scale factors only depend on k (1d arrays). |
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| 350 | !! w-level: pdepw_1d = pdep(k) |
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| 351 | !! pe3w_1d(k) = dk(pdep)(k) = e3(k) |
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| 352 | !! t-level: pdept_1d = pdep(k+0.5) |
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| 353 | !! pe3t_1d(k) = dk(pdep)(k+0.5) = e3(k+0.5) |
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| 354 | !! |
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[6904] | 355 | !! === Here constant vertical resolution === |
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[6895] | 356 | !! |
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| 357 | !! ** Action : - pdept_1d, pdepw_1d : depth of T- and W-point (m) |
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| 358 | !! - pe3t_1d , pe3w_1d : scale factors at T- and W-levels (m) |
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| 359 | !!---------------------------------------------------------------------- |
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[6904] | 360 | REAL(wp), DIMENSION(:), INTENT(out) :: pdept_1d, pdepw_1d ! 1D grid-point depth [m] |
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| 361 | REAL(wp), DIMENSION(:), INTENT(out) :: pe3t_1d , pe3w_1d ! 1D vertical scale factors [m] |
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[6895] | 362 | ! |
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| 363 | INTEGER :: jk ! dummy loop indices |
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[6904] | 364 | REAL(wp) :: zt, zw ! local scalar |
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[6895] | 365 | !!---------------------------------------------------------------------- |
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| 366 | ! |
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| 367 | IF(lwp) THEN ! Parameter print |
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| 368 | WRITE(numout,*) |
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[6904] | 369 | WRITE(numout,*) ' zgr_z1d : Reference vertical z-coordinates: uniform dz = ', rn_dz |
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[6895] | 370 | WRITE(numout,*) ' ~~~~~~~' |
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| 371 | ENDIF |
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[6904] | 372 | ! |
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[6895] | 373 | ! Reference z-coordinate (depth - scale factor at T- and W-points) ! Madec & Imbard 1996 function |
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| 374 | ! ---------------------- |
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| 375 | DO jk = 1, jpk |
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| 376 | zw = REAL( jk , wp ) |
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| 377 | zt = REAL( jk , wp ) + 0.5_wp |
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[6904] | 378 | pdepw_1d(jk) = rn_dz * REAL( jk-1 , wp ) |
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| 379 | pdept_1d(jk) = rn_dz * ( REAL( jk-1 , wp ) + 0.5_wp ) |
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| 380 | pe3w_1d (jk) = rn_dz |
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| 381 | pe3t_1d (jk) = rn_dz |
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[6895] | 382 | END DO |
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[6904] | 383 | ! |
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[6895] | 384 | IF(lwp) THEN ! control print |
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| 385 | WRITE(numout,*) |
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| 386 | WRITE(numout,*) ' Reference 1D z-coordinate depth and scale factors:' |
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| 387 | WRITE(numout, "(9x,' level gdept_1d gdepw_1d e3t_1d e3w_1d ')" ) |
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| 388 | WRITE(numout, "(10x, i4, 4f9.2)" ) ( jk, pdept_1d(jk), pdepw_1d(jk), pe3t_1d(jk), pe3w_1d(jk), jk = 1, jpk ) |
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| 389 | ENDIF |
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| 390 | ! |
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[6904] | 391 | END SUBROUTINE zgr_z1d |
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[6895] | 392 | |
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| 393 | !!====================================================================== |
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| 394 | END MODULE usrdef_zgr |
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