| 1 | MODULE usrdef_zgr |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE usrdef_zgr *** |
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| 4 | !! |
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| 5 | !! === ICE_AGRIF case === |
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| 6 | !! |
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| 7 | !! Ocean domain : user defined vertical coordinate system |
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| 8 | !!====================================================================== |
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| 9 | !! History : 4.0 ! 2016-08 (G. Madec, S. Flavoni) Original code |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! usr_def_zgr : user defined vertical coordinate system (required) |
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| 14 | !!--------------------------------------------------------------------- |
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| 15 | USE oce ! ocean variables |
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| 16 | USE dom_oce ! ocean domain |
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| 17 | USE usrdef_nam ! User defined : namelist variables |
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| 18 | ! |
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| 19 | USE in_out_manager ! I/O manager |
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| 20 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 21 | USE lib_mpp ! distributed memory computing library |
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| 22 | |
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| 23 | IMPLICIT NONE |
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| 24 | PRIVATE |
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| 25 | |
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| 26 | PUBLIC usr_def_zgr ! called by domzgr.F90 |
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| 27 | |
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| 28 | !!---------------------------------------------------------------------- |
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| 29 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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| 30 | !! $Id: usrdef_zgr.F90 12597 2020-03-25 08:57:21Z smasson $ |
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| 31 | !! Software governed by the CeCILL license (see ./LICENSE) |
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| 32 | !!---------------------------------------------------------------------- |
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| 33 | CONTAINS |
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| 34 | |
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| 35 | SUBROUTINE usr_def_zgr( ld_zco , ld_zps , ld_sco , ld_isfcav, & ! type of vertical coordinate |
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| 36 | & pdept_1d, pdepw_1d, pe3t_1d , pe3w_1d , & ! 1D reference vertical coordinate |
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| 37 | & pdept , pdepw , & ! 3D t & w-points depth |
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| 38 | & pe3t , pe3u , pe3v , pe3f , & ! vertical scale factors |
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| 39 | & pe3w , pe3uw , pe3vw, & ! - - - |
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| 40 | & k_top , k_bot ) ! top & bottom ocean level |
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| 41 | !!--------------------------------------------------------------------- |
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| 42 | !! *** ROUTINE usr_def_zgr *** |
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| 43 | !! |
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| 44 | !! ** Purpose : User defined the vertical coordinates |
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| 45 | !! |
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| 46 | !!---------------------------------------------------------------------- |
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| 47 | LOGICAL , INTENT(out) :: ld_zco, ld_zps, ld_sco ! vertical coordinate flags |
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| 48 | LOGICAL , INTENT(out) :: ld_isfcav ! under iceshelf cavity flag |
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| 49 | REAL(wp), DIMENSION(:) , INTENT(out) :: pdept_1d, pdepw_1d ! 1D grid-point depth [m] |
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| 50 | REAL(wp), DIMENSION(:) , INTENT(out) :: pe3t_1d , pe3w_1d ! 1D grid-point depth [m] |
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| 51 | REAL(wp), DIMENSION(:,:,:), INTENT(out) :: pdept, pdepw ! grid-point depth [m] |
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| 52 | REAL(wp), DIMENSION(:,:,:), INTENT(out) :: pe3t , pe3u , pe3v , pe3f ! vertical scale factors [m] |
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| 53 | REAL(wp), DIMENSION(:,:,:), INTENT(out) :: pe3w , pe3uw, pe3vw ! i-scale factors |
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| 54 | INTEGER , DIMENSION(:,:) , INTENT(out) :: k_top, k_bot ! first & last ocean level |
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| 55 | ! |
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| 56 | INTEGER :: jk, k_dz ! dummy indices |
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| 57 | !!---------------------------------------------------------------------- |
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| 58 | ! |
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| 59 | IF(lwp) WRITE(numout,*) |
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| 60 | IF(lwp) WRITE(numout,*) 'usr_def_zgr : ICE_AGRIF configuration ' |
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| 61 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~ (slab ocean - advection of an ice patch in a biperiodic square box domain)' |
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| 62 | ! |
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| 63 | ! |
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| 64 | ! type of vertical coordinate ==>>> here ICE_AGRIF : slab ocean always |
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| 65 | ! --------------------------- |
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| 66 | ld_zco = .TRUE. ! z-full-step coordinate |
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| 67 | ld_zps = .FALSE. ! z-partial-step coordinate |
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| 68 | ld_sco = .FALSE. ! s-coordinate |
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| 69 | ld_isfcav = .FALSE. ! ISF Ice Shelves Flag |
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| 70 | ! |
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| 71 | ! |
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| 72 | ! Build the vertical coordinate system |
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| 73 | ! ------------------------------------ |
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| 74 | ! |
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| 75 | ! !== UNmasked meter bathymetry ==! |
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| 76 | ! |
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| 77 | ! |
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| 78 | k_dz = 10 |
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| 79 | pdepw_1d(1) = 0.0 |
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| 80 | pdept_1d(1) = k_dz / 2.0 |
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| 81 | pe3w_1d = k_dz |
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| 82 | pe3t_1d = k_dz |
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| 83 | ! |
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| 84 | DO jk = 2, jpk |
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| 85 | pdepw_1d(jk) = pdepw_1d(jk-1) + k_dz |
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| 86 | pdept_1d(jk) = pdept_1d(jk-1) + k_dz |
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| 87 | END DO |
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| 88 | ! !== top masked level bathymetry ==! (all coordinates) |
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| 89 | ! |
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| 90 | ! no ocean cavities : top ocean level is ONE, except over land |
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| 91 | k_top(:,:) = 1 |
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| 92 | ! |
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| 93 | ! !== z-coordinate ==! (step-like topography) |
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| 94 | ! !* bottom ocean compute from the depth of grid-points |
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| 95 | jpkm1 = jpk-1 |
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| 96 | k_bot(:,:) = 10 ! here use k_top as a land mask |
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| 97 | WHERE (( glamt < 10000 .OR. glamt > 30000 )) |
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| 98 | k_bot(:,:) = 4 |
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| 99 | END WHERE |
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| 100 | ! !* horizontally uniform coordinate (reference z-co everywhere) |
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| 101 | DO jk = 1, jpk |
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| 102 | pdept(:,:,jk) = pdept_1d(jk) |
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| 103 | pdepw(:,:,jk) = pdepw_1d(jk) |
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| 104 | pe3t (:,:,jk) = pe3t_1d (jk) |
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| 105 | pe3u (:,:,jk) = pe3t_1d (jk) |
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| 106 | pe3v (:,:,jk) = pe3t_1d (jk) |
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| 107 | pe3f (:,:,jk) = pe3t_1d (jk) |
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| 108 | pe3w (:,:,jk) = pe3w_1d (jk) |
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| 109 | pe3uw(:,:,jk) = pe3w_1d (jk) |
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| 110 | pe3vw(:,:,jk) = pe3w_1d (jk) |
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| 111 | END DO |
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| 112 | ! |
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| 113 | END SUBROUTINE usr_def_zgr |
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| 114 | |
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| 115 | !!====================================================================== |
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| 116 | END MODULE usrdef_zgr |
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