[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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| 16 | |
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| 17 | IMPLICIT NONE |
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| 18 | PRIVATE |
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| 19 | |
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[2444] | 20 | PUBLIC dom_msk ! routine called by inidom.F90 |
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[2053] | 21 | |
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[2715] | 22 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: facvol !: volume for degraded regions |
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[2444] | 23 | |
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[2053] | 24 | !! * Substitutions |
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| 25 | # include "vectopt_loop_substitute.h90" |
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| 26 | !!---------------------------------------------------------------------- |
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[2287] | 27 | !! NEMO/OFF 3.3 , NEMO Consortium (2010) |
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| 28 | !! $Id$ |
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[2444] | 29 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[2053] | 30 | !!---------------------------------------------------------------------- |
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| 31 | CONTAINS |
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[2715] | 32 | |
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[2053] | 33 | SUBROUTINE dom_msk |
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| 34 | !!--------------------------------------------------------------------- |
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| 35 | !! *** ROUTINE dom_msk *** |
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| 36 | !! |
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[2444] | 37 | !! ** Purpose : Off-line case: defines the interior domain T-mask. |
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[2053] | 38 | !! |
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[2444] | 39 | !! ** Method : The interior ocean/land mask is computed from tmask |
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| 40 | !! setting to zero the duplicated row and lines due to |
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| 41 | !! MPP exchange halos, est-west cyclic and north fold |
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| 42 | !! boundary conditions. |
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[2053] | 43 | !! |
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[2444] | 44 | !! ** Action : tmask_i : interiorland/ocean mask at t-point |
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| 45 | !! tpol : ??? |
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[2053] | 46 | !!---------------------------------------------------------------------- |
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[2715] | 47 | USE wrk_nemo, ONLY: iwrk_in_use, iwrk_not_released |
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| 48 | USE wrk_nemo, ONLY: imsk => iwrk_2d_1 |
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| 49 | ! |
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[2444] | 50 | INTEGER :: ji, jk ! dummy loop indices |
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| 51 | INTEGER :: iif, iil, ijf, ijl ! local integers |
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[2053] | 52 | !!--------------------------------------------------------------------- |
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[2444] | 53 | ! |
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[2715] | 54 | IF( iwrk_in_use(2, 1) ) THEN |
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| 55 | CALL ctl_stop('dom_msk: requested workspace arrays unavailable') ; RETURN |
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| 56 | END IF |
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| 57 | ! |
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| 58 | #if defined key_degrad |
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| 59 | IF( dom_msk_alloc() /= 0 ) CALL ctl_stop('STOP','dom_msk: unable to allocate arrays') |
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| 60 | #endif |
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| 61 | |
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[2053] | 62 | ! Interior domain mask (used for global sum) |
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| 63 | ! -------------------- |
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| 64 | tmask_i(:,:) = tmask(:,:,1) |
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[2444] | 65 | iif = jpreci ! thickness of exchange halos in i-axis |
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[2053] | 66 | iil = nlci - jpreci + 1 |
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[2444] | 67 | ijf = jprecj ! thickness of exchange halos in j-axis |
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[2053] | 68 | ijl = nlcj - jprecj + 1 |
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[2444] | 69 | ! |
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| 70 | tmask_i( 1 :iif, : ) = 0._wp ! first columns |
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| 71 | tmask_i(iil:jpi, : ) = 0._wp ! last columns (including mpp extra columns) |
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| 72 | tmask_i( : , 1 :ijf) = 0._wp ! first rows |
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| 73 | tmask_i( : ,ijl:jpj) = 0._wp ! last rows (including mpp extra rows) |
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| 74 | ! |
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| 75 | ! ! north fold mask |
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| 76 | tpol(1:jpiglo) = 1._wp |
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| 77 | ! |
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| 78 | IF( jperio == 3 .OR. jperio == 4 ) tpol(jpiglo/2+1:jpiglo) = 0._wp ! T-point pivot |
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| 79 | IF( jperio == 5 .OR. jperio == 6 ) tpol( 1 :jpiglo) = 0._wp ! F-point pivot |
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[2053] | 80 | IF( jperio == 3 .OR. jperio == 4 ) THEN ! T-point pivot: only half of the nlcj-1 row |
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[2444] | 81 | IF( mjg(ijl-1) == jpjglo-1 ) THEN |
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| 82 | DO ji = iif+1, iil-1 |
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| 83 | tmask_i(ji,ijl-1) = tmask_i(ji,ijl-1) * tpol(mig(ji)) |
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| 84 | END DO |
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| 85 | ENDIF |
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[2053] | 86 | ENDIF |
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[2444] | 87 | ! |
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| 88 | IF( nprint == 1 .AND. lwp ) THEN ! Control print |
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[2053] | 89 | imsk(:,:) = INT( tmask_i(:,:) ) |
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| 90 | WRITE(numout,*) ' tmask_i : ' |
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[2444] | 91 | CALL prihin( imsk(:,:), jpi, jpj, 1, jpi, 1, 1, jpj, 1, 1, numout) |
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[2053] | 92 | WRITE (numout,*) |
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| 93 | WRITE (numout,*) ' dommsk: tmask for each level' |
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| 94 | WRITE (numout,*) ' ----------------------------' |
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| 95 | DO jk = 1, jpk |
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| 96 | imsk(:,:) = INT( tmask(:,:,jk) ) |
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| 97 | WRITE(numout,*) |
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| 98 | WRITE(numout,*) ' level = ',jk |
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[2444] | 99 | CALL prihin( imsk(:,:), jpi, jpj, 1, jpi, 1, 1, jpj, 1, 1, numout) |
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[2053] | 100 | END DO |
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| 101 | ENDIF |
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[2444] | 102 | ! |
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[2715] | 103 | IF( iwrk_not_released(2, 1) ) CALL ctl_stop('dom_msk: failed to release workspace arrays') |
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| 104 | ! |
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[2053] | 105 | END SUBROUTINE dom_msk |
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| 106 | |
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[2715] | 107 | |
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| 108 | INTEGER FUNCTION dom_msk_alloc() |
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| 109 | !!--------------------------------------------------------------------- |
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| 110 | !! *** FUNCTION dom_msk_alloc *** |
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| 111 | !!--------------------------------------------------------------------- |
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| 112 | ALLOCATE( facvol(jpi,jpj,jpk) , STAT=dom_msk_alloc ) |
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| 113 | IF( dom_msk_alloc /= 0 ) CALL ctl_warn('dom_msk_alloc : failed to allocate facvol array') |
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| 114 | ! |
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| 115 | END FUNCTION dom_msk_alloc |
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| 116 | |
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[2444] | 117 | !!====================================================================== |
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[2053] | 118 | END MODULE dommsk |
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