[2053] | 1 | MODULE dommsk |
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[2444] | 2 | !!====================================================================== |
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[2053] | 3 | !! *** MODULE dommsk *** |
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[2444] | 4 | !! Ocean initialization : domain land/sea masks, off-line case |
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| 5 | !!====================================================================== |
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| 6 | !! History : 3.3 ! 2010-10 (C. Ethe) adapted from OPA_SRC/DOM/dommsk |
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| 7 | !!---------------------------------------------------------------------- |
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[2053] | 8 | |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | !! dom_msk : compute land/ocean mask |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | USE oce ! ocean dynamics and tracers |
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| 13 | USE dom_oce ! ocean space and time domain |
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[2715] | 14 | USE lib_mpp ! MPP library |
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[2053] | 15 | USE in_out_manager ! I/O manager |
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[3294] | 16 | USE wrk_nemo |
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[5131] | 17 | USE lbclnk |
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[2053] | 18 | |
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| 19 | IMPLICIT NONE |
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| 20 | PRIVATE |
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| 21 | |
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[2444] | 22 | PUBLIC dom_msk ! routine called by inidom.F90 |
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[2053] | 23 | |
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[3294] | 24 | REAL(wp) :: rn_shlat = 2. ! type of lateral boundary condition on velocity |
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| 25 | LOGICAL, PUBLIC :: ln_vorlat = .false. ! consistency of vorticity boundary condition |
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[2444] | 26 | |
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[2053] | 27 | !! * Substitutions |
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| 28 | # include "vectopt_loop_substitute.h90" |
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| 29 | !!---------------------------------------------------------------------- |
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[2287] | 30 | !! NEMO/OFF 3.3 , NEMO Consortium (2010) |
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| 31 | !! $Id$ |
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[2444] | 32 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[2053] | 33 | !!---------------------------------------------------------------------- |
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| 34 | CONTAINS |
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[2715] | 35 | |
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[2053] | 36 | SUBROUTINE dom_msk |
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| 37 | !!--------------------------------------------------------------------- |
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| 38 | !! *** ROUTINE dom_msk *** |
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| 39 | !! |
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[2444] | 40 | !! ** Purpose : Off-line case: defines the interior domain T-mask. |
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[2053] | 41 | !! |
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[2444] | 42 | !! ** Method : The interior ocean/land mask is computed from tmask |
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| 43 | !! setting to zero the duplicated row and lines due to |
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| 44 | !! MPP exchange halos, est-west cyclic and north fold |
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| 45 | !! boundary conditions. |
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[2053] | 46 | !! |
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[2444] | 47 | !! ** Action : tmask_i : interiorland/ocean mask at t-point |
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| 48 | !! tpol : ??? |
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[2053] | 49 | !!---------------------------------------------------------------------- |
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[2715] | 50 | ! |
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[5131] | 51 | INTEGER :: ji, jj, jk ! dummy loop indices |
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[2444] | 52 | INTEGER :: iif, iil, ijf, ijl ! local integers |
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[3294] | 53 | INTEGER, POINTER, DIMENSION(:,:) :: imsk |
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| 54 | ! |
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[2053] | 55 | !!--------------------------------------------------------------------- |
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[3294] | 56 | |
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| 57 | CALL wrk_alloc( jpi, jpj, imsk ) |
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[2444] | 58 | ! |
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[2053] | 59 | ! Interior domain mask (used for global sum) |
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| 60 | ! -------------------- |
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[4990] | 61 | ssmask(:,:) = tmask(:,:,1) |
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[2053] | 62 | tmask_i(:,:) = tmask(:,:,1) |
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[2444] | 63 | iif = jpreci ! thickness of exchange halos in i-axis |
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[2053] | 64 | iil = nlci - jpreci + 1 |
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[2444] | 65 | ijf = jprecj ! thickness of exchange halos in j-axis |
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[2053] | 66 | ijl = nlcj - jprecj + 1 |
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[2444] | 67 | ! |
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| 68 | tmask_i( 1 :iif, : ) = 0._wp ! first columns |
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| 69 | tmask_i(iil:jpi, : ) = 0._wp ! last columns (including mpp extra columns) |
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| 70 | tmask_i( : , 1 :ijf) = 0._wp ! first rows |
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| 71 | tmask_i( : ,ijl:jpj) = 0._wp ! last rows (including mpp extra rows) |
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| 72 | ! |
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| 73 | ! ! north fold mask |
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| 74 | tpol(1:jpiglo) = 1._wp |
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| 75 | ! |
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| 76 | IF( jperio == 3 .OR. jperio == 4 ) tpol(jpiglo/2+1:jpiglo) = 0._wp ! T-point pivot |
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| 77 | IF( jperio == 5 .OR. jperio == 6 ) tpol( 1 :jpiglo) = 0._wp ! F-point pivot |
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[2053] | 78 | IF( jperio == 3 .OR. jperio == 4 ) THEN ! T-point pivot: only half of the nlcj-1 row |
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[2444] | 79 | IF( mjg(ijl-1) == jpjglo-1 ) THEN |
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| 80 | DO ji = iif+1, iil-1 |
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| 81 | tmask_i(ji,ijl-1) = tmask_i(ji,ijl-1) * tpol(mig(ji)) |
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| 82 | END DO |
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| 83 | ENDIF |
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[2053] | 84 | ENDIF |
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[2444] | 85 | ! |
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[5131] | 86 | ! (ISF) MIN(1,SUM(umask)) is here to check if you have effectively at |
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| 87 | ! least 1 wet u point |
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| 88 | DO jj = 1, jpjm1 |
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| 89 | DO ji = 1, fs_jpim1 ! vector loop |
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| 90 | umask_i(ji,jj) = ssmask(ji,jj) * ssmask(ji+1,jj ) * MIN(1._wp,SUM(umask(ji,jj,:))) |
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| 91 | vmask_i(ji,jj) = ssmask(ji,jj) * ssmask(ji ,jj+1) * MIN(1._wp,SUM(vmask(ji,jj,:))) |
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| 92 | END DO |
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| 93 | DO ji = 1, jpim1 ! NO vector opt. |
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| 94 | fmask_i(ji,jj) = ssmask(ji,jj ) * ssmask(ji+1,jj ) & |
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| 95 | & * ssmask(ji,jj+1) * ssmask(ji+1,jj+1) * MIN(1._wp,SUM(fmask(ji,jj,:))) |
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| 96 | END DO |
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| 97 | END DO |
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| 98 | CALL lbc_lnk( umask_i, 'U', 1._wp ) ! Lateral boundary conditions |
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| 99 | CALL lbc_lnk( vmask_i, 'V', 1._wp ) |
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| 100 | CALL lbc_lnk( fmask_i, 'F', 1._wp ) |
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| 101 | |
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| 102 | ! 3. Ocean/land mask at wu-, wv- and w points |
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| 103 | !---------------------------------------------- |
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| 104 | wmask (:,:,1) = tmask(:,:,1) ! ???????? |
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| 105 | wumask(:,:,1) = umask(:,:,1) ! ???????? |
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| 106 | wvmask(:,:,1) = vmask(:,:,1) ! ???????? |
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| 107 | DO jk=2,jpk |
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| 108 | wmask (:,:,jk)=tmask(:,:,jk) * tmask(:,:,jk-1) |
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| 109 | wumask(:,:,jk)=umask(:,:,jk) * umask(:,:,jk-1) |
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| 110 | wvmask(:,:,jk)=vmask(:,:,jk) * vmask(:,:,jk-1) |
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| 111 | END DO |
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| 112 | ! |
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[2444] | 113 | IF( nprint == 1 .AND. lwp ) THEN ! Control print |
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[2053] | 114 | imsk(:,:) = INT( tmask_i(:,:) ) |
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| 115 | WRITE(numout,*) ' tmask_i : ' |
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[2444] | 116 | CALL prihin( imsk(:,:), jpi, jpj, 1, jpi, 1, 1, jpj, 1, 1, numout) |
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[2053] | 117 | WRITE (numout,*) |
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| 118 | WRITE (numout,*) ' dommsk: tmask for each level' |
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| 119 | WRITE (numout,*) ' ----------------------------' |
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| 120 | DO jk = 1, jpk |
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| 121 | imsk(:,:) = INT( tmask(:,:,jk) ) |
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| 122 | WRITE(numout,*) |
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| 123 | WRITE(numout,*) ' level = ',jk |
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[2444] | 124 | CALL prihin( imsk(:,:), jpi, jpj, 1, jpi, 1, 1, jpj, 1, 1, numout) |
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[2053] | 125 | END DO |
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| 126 | ENDIF |
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[2444] | 127 | ! |
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[3294] | 128 | CALL wrk_dealloc( jpi, jpj, imsk ) |
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[2715] | 129 | ! |
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[2053] | 130 | END SUBROUTINE dom_msk |
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[2444] | 131 | !!====================================================================== |
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[2053] | 132 | END MODULE dommsk |
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