[6951] | 1 | MODULE lbcnfd |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE lbcnfd *** |
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| 4 | !! Ocean : north fold boundary conditions |
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| 5 | !!====================================================================== |
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| 6 | !! History : 3.2 ! 2009-03 (R. Benshila) Original code |
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| 7 | !! 3.5 ! 2013-07 (I. Epicoco, S. Mocavero - CMCC) MPP optimization |
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| 8 | !!---------------------------------------------------------------------- |
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| 9 | |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! lbc_nfd : generic interface for lbc_nfd_3d and lbc_nfd_2d routines |
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| 12 | !! lbc_nfd_3d : lateral boundary condition: North fold treatment for a 3D arrays (lbc_nfd) |
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| 13 | !! lbc_nfd_2d : lateral boundary condition: North fold treatment for a 2D arrays (lbc_nfd) |
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| 14 | !! mpp_lbc_nfd_3d : North fold treatment for a 3D arrays optimized for MPP |
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| 15 | !! mpp_lbc_nfd_2d : North fold treatment for a 2D arrays optimized for MPP |
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| 16 | !!---------------------------------------------------------------------- |
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| 17 | USE dom_oce ! ocean space and time domain |
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| 18 | USE in_out_manager ! I/O manager |
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| 19 | |
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| 20 | IMPLICIT NONE |
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| 21 | PRIVATE |
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| 22 | |
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| 23 | INTERFACE lbc_nfd |
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| 24 | MODULE PROCEDURE lbc_nfd_3d, lbc_nfd_2d |
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| 25 | END INTERFACE |
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| 26 | ! |
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| 27 | INTERFACE mpp_lbc_nfd |
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| 28 | MODULE PROCEDURE mpp_lbc_nfd_3d, mpp_lbc_nfd_2d |
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| 29 | END INTERFACE |
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| 30 | |
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| 31 | PUBLIC lbc_nfd ! north fold conditions |
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| 32 | PUBLIC mpp_lbc_nfd ! north fold conditions (parallel case) |
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| 33 | |
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| 34 | INTEGER, PUBLIC, PARAMETER :: jpmaxngh = 3 !: |
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| 35 | INTEGER, PUBLIC :: nsndto, nfsloop, nfeloop !: |
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| 36 | INTEGER, PUBLIC, DIMENSION (jpmaxngh) :: isendto !: processes to which communicate |
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| 37 | |
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| 38 | !!---------------------------------------------------------------------- |
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| 39 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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[8875] | 40 | !! $Id$ |
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[6951] | 41 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 42 | !!---------------------------------------------------------------------- |
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| 43 | CONTAINS |
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| 44 | |
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| 45 | SUBROUTINE lbc_nfd_3d( pt3d, cd_type, psgn ) |
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| 46 | !!---------------------------------------------------------------------- |
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| 47 | !! *** routine lbc_nfd_3d *** |
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| 48 | !! |
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| 49 | !! ** Purpose : 3D lateral boundary condition : North fold treatment |
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| 50 | !! without processor exchanges. |
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| 51 | !! |
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| 52 | !! ** Method : |
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| 53 | !! |
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| 54 | !! ** Action : pt3d with updated values along the north fold |
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| 55 | !!---------------------------------------------------------------------- |
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| 56 | CHARACTER(len=1) , INTENT(in ) :: cd_type ! define the nature of ptab array grid-points |
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| 57 | ! ! = T , U , V , F , W points |
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| 58 | REAL(wp) , INTENT(in ) :: psgn ! control of the sign change |
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| 59 | ! ! = -1. , the sign is changed if north fold boundary |
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| 60 | ! ! = 1. , the sign is kept if north fold boundary |
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| 61 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: pt3d ! 3D array on which the boundary condition is applied |
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| 62 | ! |
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| 63 | INTEGER :: ji, jk |
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| 64 | INTEGER :: ijt, iju, ijpj, ijpjm1 |
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| 65 | !!---------------------------------------------------------------------- |
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| 66 | |
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| 67 | SELECT CASE ( jpni ) |
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| 68 | CASE ( 1 ) ; ijpj = nlcj ! 1 proc only along the i-direction |
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| 69 | CASE DEFAULT ; ijpj = 4 ! several proc along the i-direction |
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| 70 | END SELECT |
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| 71 | ijpjm1 = ijpj-1 |
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| 72 | |
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| 73 | DO jk = 1, jpk |
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| 74 | ! |
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| 75 | SELECT CASE ( npolj ) |
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| 76 | ! |
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| 77 | CASE ( 3 , 4 ) ! * North fold T-point pivot |
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| 78 | ! |
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| 79 | SELECT CASE ( cd_type ) |
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| 80 | CASE ( 'T' , 'W' ) ! T-, W-point |
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| 81 | DO ji = 2, jpiglo |
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| 82 | ijt = jpiglo-ji+2 |
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| 83 | pt3d(ji,ijpj,jk) = psgn * pt3d(ijt,ijpj-2,jk) |
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| 84 | END DO |
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| 85 | pt3d(1,ijpj,jk) = psgn * pt3d(3,ijpj-2,jk) |
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| 86 | DO ji = jpiglo/2+1, jpiglo |
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| 87 | ijt = jpiglo-ji+2 |
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| 88 | pt3d(ji,ijpjm1,jk) = psgn * pt3d(ijt,ijpjm1,jk) |
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| 89 | END DO |
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| 90 | CASE ( 'U' ) ! U-point |
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| 91 | DO ji = 1, jpiglo-1 |
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| 92 | iju = jpiglo-ji+1 |
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| 93 | pt3d(ji,ijpj,jk) = psgn * pt3d(iju,ijpj-2,jk) |
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| 94 | END DO |
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| 95 | pt3d( 1 ,ijpj,jk) = psgn * pt3d( 2 ,ijpj-2,jk) |
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| 96 | pt3d(jpiglo,ijpj,jk) = psgn * pt3d(jpiglo-1,ijpj-2,jk) |
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| 97 | DO ji = jpiglo/2, jpiglo-1 |
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| 98 | iju = jpiglo-ji+1 |
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| 99 | pt3d(ji,ijpjm1,jk) = psgn * pt3d(iju,ijpjm1,jk) |
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| 100 | END DO |
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| 101 | CASE ( 'V' ) ! V-point |
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| 102 | DO ji = 2, jpiglo |
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| 103 | ijt = jpiglo-ji+2 |
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| 104 | pt3d(ji,ijpj-1,jk) = psgn * pt3d(ijt,ijpj-2,jk) |
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| 105 | pt3d(ji,ijpj ,jk) = psgn * pt3d(ijt,ijpj-3,jk) |
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| 106 | END DO |
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| 107 | pt3d(1,ijpj,jk) = psgn * pt3d(3,ijpj-3,jk) |
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| 108 | CASE ( 'F' ) ! F-point |
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| 109 | DO ji = 1, jpiglo-1 |
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| 110 | iju = jpiglo-ji+1 |
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| 111 | pt3d(ji,ijpj-1,jk) = psgn * pt3d(iju,ijpj-2,jk) |
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| 112 | pt3d(ji,ijpj ,jk) = psgn * pt3d(iju,ijpj-3,jk) |
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| 113 | END DO |
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| 114 | pt3d( 1 ,ijpj,jk) = psgn * pt3d( 2 ,ijpj-3,jk) |
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| 115 | pt3d(jpiglo,ijpj,jk) = psgn * pt3d(jpiglo-1,ijpj-3,jk) |
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| 116 | END SELECT |
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| 117 | ! |
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| 118 | CASE ( 5 , 6 ) ! * North fold F-point pivot |
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| 119 | ! |
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| 120 | SELECT CASE ( cd_type ) |
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| 121 | CASE ( 'T' , 'W' ) ! T-, W-point |
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| 122 | DO ji = 1, jpiglo |
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| 123 | ijt = jpiglo-ji+1 |
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| 124 | pt3d(ji,ijpj,jk) = psgn * pt3d(ijt,ijpj-1,jk) |
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| 125 | END DO |
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| 126 | CASE ( 'U' ) ! U-point |
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| 127 | DO ji = 1, jpiglo-1 |
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| 128 | iju = jpiglo-ji |
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| 129 | pt3d(ji,ijpj,jk) = psgn * pt3d(iju,ijpj-1,jk) |
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| 130 | END DO |
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| 131 | pt3d(jpiglo,ijpj,jk) = psgn * pt3d(1,ijpj-1,jk) |
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| 132 | CASE ( 'V' ) ! V-point |
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| 133 | DO ji = 1, jpiglo |
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| 134 | ijt = jpiglo-ji+1 |
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| 135 | pt3d(ji,ijpj,jk) = psgn * pt3d(ijt,ijpj-2,jk) |
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| 136 | END DO |
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| 137 | DO ji = jpiglo/2+1, jpiglo |
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| 138 | ijt = jpiglo-ji+1 |
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| 139 | pt3d(ji,ijpjm1,jk) = psgn * pt3d(ijt,ijpjm1,jk) |
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| 140 | END DO |
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| 141 | CASE ( 'F' ) ! F-point |
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| 142 | DO ji = 1, jpiglo-1 |
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| 143 | iju = jpiglo-ji |
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| 144 | pt3d(ji,ijpj ,jk) = psgn * pt3d(iju,ijpj-2,jk) |
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| 145 | END DO |
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| 146 | pt3d(jpiglo,ijpj,jk) = psgn * pt3d(1,ijpj-2,jk) |
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| 147 | DO ji = jpiglo/2+1, jpiglo-1 |
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| 148 | iju = jpiglo-ji |
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| 149 | pt3d(ji,ijpjm1,jk) = psgn * pt3d(iju,ijpjm1,jk) |
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| 150 | END DO |
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| 151 | END SELECT |
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| 152 | ! |
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| 153 | CASE DEFAULT ! * closed : the code probably never go through |
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| 154 | ! |
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| 155 | SELECT CASE ( cd_type) |
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| 156 | CASE ( 'T' , 'U' , 'V' , 'W' ) ! T-, U-, V-, W-points |
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| 157 | pt3d(:, 1 ,jk) = 0.e0 |
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| 158 | pt3d(:,ijpj,jk) = 0.e0 |
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| 159 | CASE ( 'F' ) ! F-point |
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| 160 | pt3d(:,ijpj,jk) = 0.e0 |
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| 161 | END SELECT |
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| 162 | ! |
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| 163 | END SELECT ! npolj |
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| 164 | ! |
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| 165 | END DO |
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| 166 | ! |
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| 167 | END SUBROUTINE lbc_nfd_3d |
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| 168 | |
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| 169 | |
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| 170 | SUBROUTINE lbc_nfd_2d( pt2d, cd_type, psgn, pr2dj ) |
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| 171 | !!---------------------------------------------------------------------- |
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| 172 | !! *** routine lbc_nfd_2d *** |
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| 173 | !! |
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| 174 | !! ** Purpose : 2D lateral boundary condition : North fold treatment |
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| 175 | !! without processor exchanges. |
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| 176 | !! |
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| 177 | !! ** Method : |
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| 178 | !! |
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| 179 | !! ** Action : pt2d with updated values along the north fold |
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| 180 | !!---------------------------------------------------------------------- |
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| 181 | CHARACTER(len=1) , INTENT(in ) :: cd_type ! define the nature of ptab array grid-points |
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| 182 | ! ! = T , U , V , F , W points |
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| 183 | REAL(wp) , INTENT(in ) :: psgn ! control of the sign change |
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| 184 | ! ! = -1. , the sign is changed if north fold boundary |
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| 185 | ! ! = 1. , the sign is kept if north fold boundary |
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| 186 | REAL(wp), DIMENSION(:,:), INTENT(inout) :: pt2d ! 2D array on which the boundary condition is applied |
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| 187 | INTEGER , OPTIONAL , INTENT(in ) :: pr2dj ! number of additional halos |
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| 188 | ! |
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| 189 | INTEGER :: ji, jl, ipr2dj |
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| 190 | INTEGER :: ijt, iju, ijpj, ijpjm1 |
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| 191 | !!---------------------------------------------------------------------- |
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| 192 | |
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| 193 | SELECT CASE ( jpni ) |
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| 194 | CASE ( 1 ) ; ijpj = nlcj ! 1 proc only along the i-direction |
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| 195 | CASE DEFAULT ; ijpj = 4 ! several proc along the i-direction |
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| 196 | END SELECT |
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| 197 | ! |
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| 198 | IF( PRESENT(pr2dj) ) THEN ! use of additional halos |
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| 199 | ipr2dj = pr2dj |
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| 200 | IF( jpni > 1 ) ijpj = ijpj + ipr2dj |
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| 201 | ELSE |
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| 202 | ipr2dj = 0 |
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| 203 | ENDIF |
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| 204 | ! |
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| 205 | ijpjm1 = ijpj-1 |
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| 206 | |
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| 207 | |
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| 208 | SELECT CASE ( npolj ) |
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| 209 | ! |
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| 210 | CASE ( 3, 4 ) ! * North fold T-point pivot |
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| 211 | ! |
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| 212 | SELECT CASE ( cd_type ) |
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| 213 | ! |
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| 214 | CASE ( 'T' , 'W' ) ! T- , W-points |
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| 215 | DO jl = 0, ipr2dj |
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| 216 | DO ji = 2, jpiglo |
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| 217 | ijt=jpiglo-ji+2 |
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| 218 | pt2d(ji,ijpj+jl) = psgn * pt2d(ijt,ijpj-2-jl) |
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| 219 | END DO |
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| 220 | END DO |
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| 221 | pt2d(1,ijpj) = psgn * pt2d(3,ijpj-2) |
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| 222 | DO ji = jpiglo/2+1, jpiglo |
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| 223 | ijt=jpiglo-ji+2 |
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| 224 | pt2d(ji,ijpj-1) = psgn * pt2d(ijt,ijpj-1) |
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| 225 | END DO |
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| 226 | CASE ( 'U' ) ! U-point |
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| 227 | DO jl = 0, ipr2dj |
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| 228 | DO ji = 1, jpiglo-1 |
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| 229 | iju = jpiglo-ji+1 |
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| 230 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-2-jl) |
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| 231 | END DO |
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| 232 | END DO |
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| 233 | pt2d( 1 ,ijpj ) = psgn * pt2d( 2 ,ijpj-2) |
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| 234 | pt2d(jpiglo,ijpj ) = psgn * pt2d(jpiglo-1,ijpj-2) |
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| 235 | pt2d(1 ,ijpj-1) = psgn * pt2d(jpiglo ,ijpj-1) |
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| 236 | DO ji = jpiglo/2, jpiglo-1 |
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| 237 | iju = jpiglo-ji+1 |
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| 238 | pt2d(ji,ijpjm1) = psgn * pt2d(iju,ijpjm1) |
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| 239 | END DO |
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| 240 | CASE ( 'V' ) ! V-point |
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| 241 | DO jl = -1, ipr2dj |
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| 242 | DO ji = 2, jpiglo |
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| 243 | ijt = jpiglo-ji+2 |
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| 244 | pt2d(ji,ijpj+jl) = psgn * pt2d(ijt,ijpj-3-jl) |
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| 245 | END DO |
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| 246 | END DO |
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| 247 | pt2d( 1 ,ijpj) = psgn * pt2d( 3 ,ijpj-3) |
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| 248 | CASE ( 'F' ) ! F-point |
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| 249 | DO jl = -1, ipr2dj |
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| 250 | DO ji = 1, jpiglo-1 |
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| 251 | iju = jpiglo-ji+1 |
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| 252 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-3-jl) |
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| 253 | END DO |
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| 254 | END DO |
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| 255 | pt2d( 1 ,ijpj) = psgn * pt2d( 2 ,ijpj-3) |
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| 256 | pt2d(jpiglo,ijpj) = psgn * pt2d(jpiglo-1,ijpj-3) |
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| 257 | pt2d(jpiglo,ijpj-1) = psgn * pt2d(jpiglo-1,ijpj-2) |
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| 258 | pt2d( 1 ,ijpj-1) = psgn * pt2d( 2 ,ijpj-2) |
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| 259 | CASE ( 'I' ) ! ice U-V point (I-point) |
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| 260 | DO jl = 0, ipr2dj |
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| 261 | pt2d(2,ijpj+jl) = psgn * pt2d(3,ijpj-1+jl) |
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| 262 | DO ji = 3, jpiglo |
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| 263 | iju = jpiglo - ji + 3 |
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| 264 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-1-jl) |
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| 265 | END DO |
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| 266 | END DO |
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| 267 | CASE ( 'J' ) ! first ice U-V point |
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| 268 | DO jl =0, ipr2dj |
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| 269 | pt2d(2,ijpj+jl) = psgn * pt2d(3,ijpj-1+jl) |
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| 270 | DO ji = 3, jpiglo |
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| 271 | iju = jpiglo - ji + 3 |
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| 272 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-1-jl) |
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| 273 | END DO |
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| 274 | END DO |
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| 275 | CASE ( 'K' ) ! second ice U-V point |
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| 276 | DO jl =0, ipr2dj |
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| 277 | pt2d(2,ijpj+jl) = psgn * pt2d(3,ijpj-1+jl) |
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| 278 | DO ji = 3, jpiglo |
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| 279 | iju = jpiglo - ji + 3 |
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| 280 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-1-jl) |
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| 281 | END DO |
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| 282 | END DO |
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| 283 | END SELECT |
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| 284 | ! |
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| 285 | CASE ( 5, 6 ) ! * North fold F-point pivot |
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| 286 | ! |
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| 287 | SELECT CASE ( cd_type ) |
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| 288 | CASE ( 'T' , 'W' ) ! T-, W-point |
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| 289 | DO jl = 0, ipr2dj |
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| 290 | DO ji = 1, jpiglo |
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| 291 | ijt = jpiglo-ji+1 |
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| 292 | pt2d(ji,ijpj+jl) = psgn * pt2d(ijt,ijpj-1-jl) |
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| 293 | END DO |
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| 294 | END DO |
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| 295 | CASE ( 'U' ) ! U-point |
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| 296 | DO jl = 0, ipr2dj |
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| 297 | DO ji = 1, jpiglo-1 |
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| 298 | iju = jpiglo-ji |
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| 299 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-1-jl) |
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| 300 | END DO |
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| 301 | END DO |
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| 302 | pt2d(jpiglo,ijpj) = psgn * pt2d(1,ijpj-1) |
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| 303 | CASE ( 'V' ) ! V-point |
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| 304 | DO jl = 0, ipr2dj |
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| 305 | DO ji = 1, jpiglo |
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| 306 | ijt = jpiglo-ji+1 |
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| 307 | pt2d(ji,ijpj+jl) = psgn * pt2d(ijt,ijpj-2-jl) |
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| 308 | END DO |
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| 309 | END DO |
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| 310 | DO ji = jpiglo/2+1, jpiglo |
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| 311 | ijt = jpiglo-ji+1 |
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| 312 | pt2d(ji,ijpjm1) = psgn * pt2d(ijt,ijpjm1) |
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| 313 | END DO |
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| 314 | CASE ( 'F' ) ! F-point |
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| 315 | DO jl = 0, ipr2dj |
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| 316 | DO ji = 1, jpiglo-1 |
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| 317 | iju = jpiglo-ji |
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| 318 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-2-jl) |
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| 319 | END DO |
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| 320 | END DO |
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| 321 | pt2d(jpiglo,ijpj) = psgn * pt2d(1,ijpj-2) |
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| 322 | DO ji = jpiglo/2+1, jpiglo-1 |
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| 323 | iju = jpiglo-ji |
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| 324 | pt2d(ji,ijpjm1) = psgn * pt2d(iju,ijpjm1) |
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| 325 | END DO |
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| 326 | CASE ( 'I' ) ! ice U-V point (I-point) |
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| 327 | pt2d( 2 ,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 328 | DO jl = 0, ipr2dj |
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| 329 | DO ji = 2 , jpiglo-1 |
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| 330 | ijt = jpiglo - ji + 2 |
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| 331 | pt2d(ji,ijpj+jl)= 0.5 * ( pt2d(ji,ijpj-1-jl) + psgn * pt2d(ijt,ijpj-1-jl) ) |
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| 332 | END DO |
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| 333 | END DO |
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| 334 | CASE ( 'J' ) ! first ice U-V point |
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| 335 | pt2d( 2 ,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 336 | DO jl = 0, ipr2dj |
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| 337 | DO ji = 2 , jpiglo-1 |
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| 338 | ijt = jpiglo - ji + 2 |
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| 339 | pt2d(ji,ijpj+jl)= pt2d(ji,ijpj-1-jl) |
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| 340 | END DO |
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| 341 | END DO |
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| 342 | CASE ( 'K' ) ! second ice U-V point |
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| 343 | pt2d( 2 ,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 344 | DO jl = 0, ipr2dj |
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| 345 | DO ji = 2 , jpiglo-1 |
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| 346 | ijt = jpiglo - ji + 2 |
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| 347 | pt2d(ji,ijpj+jl)= pt2d(ijt,ijpj-1-jl) |
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| 348 | END DO |
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| 349 | END DO |
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| 350 | END SELECT |
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| 351 | ! |
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| 352 | CASE DEFAULT ! * closed : the code probably never go through |
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| 353 | ! |
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| 354 | SELECT CASE ( cd_type) |
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| 355 | CASE ( 'T' , 'U' , 'V' , 'W' ) ! T-, U-, V-, W-points |
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| 356 | pt2d(:, 1:1-ipr2dj ) = 0.e0 |
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| 357 | pt2d(:,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 358 | CASE ( 'F' ) ! F-point |
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| 359 | pt2d(:,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 360 | CASE ( 'I' ) ! ice U-V point |
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| 361 | pt2d(:, 1:1-ipr2dj ) = 0.e0 |
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| 362 | pt2d(:,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 363 | CASE ( 'J' ) ! first ice U-V point |
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| 364 | pt2d(:, 1:1-ipr2dj ) = 0.e0 |
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| 365 | pt2d(:,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 366 | CASE ( 'K' ) ! second ice U-V point |
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| 367 | pt2d(:, 1:1-ipr2dj ) = 0.e0 |
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| 368 | pt2d(:,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 369 | END SELECT |
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| 370 | ! |
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| 371 | END SELECT |
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| 372 | ! |
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| 373 | END SUBROUTINE lbc_nfd_2d |
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| 374 | |
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| 375 | |
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| 376 | SUBROUTINE mpp_lbc_nfd_3d( pt3dl, pt3dr, cd_type, psgn ) |
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| 377 | !!---------------------------------------------------------------------- |
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| 378 | !! *** routine mpp_lbc_nfd_3d *** |
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| 379 | !! |
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| 380 | !! ** Purpose : 3D lateral boundary condition : North fold treatment |
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| 381 | !! without processor exchanges. |
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| 382 | !! |
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| 383 | !! ** Method : |
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| 384 | !! |
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| 385 | !! ** Action : pt3d with updated values along the north fold |
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| 386 | !!---------------------------------------------------------------------- |
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| 387 | CHARACTER(len=1) , INTENT(in ) :: cd_type ! define the nature of ptab array grid-points |
---|
| 388 | ! ! = T , U , V , F , W points |
---|
| 389 | REAL(wp) , INTENT(in ) :: psgn ! control of the sign change |
---|
| 390 | ! ! = -1. , the sign is changed if north fold boundary |
---|
| 391 | ! ! = 1. , the sign is kept if north fold boundary |
---|
| 392 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: pt3dl ! 3D array on which the boundary condition is applied |
---|
| 393 | REAL(wp), DIMENSION(:,:,:), INTENT(in ) :: pt3dr ! 3D array on which the boundary condition is applied |
---|
| 394 | ! |
---|
| 395 | INTEGER :: ji, jk |
---|
| 396 | INTEGER :: ijt, iju, ijpj, ijpjm1, ijta, ijua, jia, startloop, endloop |
---|
| 397 | !!---------------------------------------------------------------------- |
---|
| 398 | ! |
---|
| 399 | SELECT CASE ( jpni ) |
---|
| 400 | CASE ( 1 ) ; ijpj = nlcj ! 1 proc only along the i-direction |
---|
| 401 | CASE DEFAULT ; ijpj = 4 ! several proc along the i-direction |
---|
| 402 | END SELECT |
---|
| 403 | ijpjm1 = ijpj-1 |
---|
| 404 | |
---|
| 405 | ! |
---|
| 406 | SELECT CASE ( npolj ) |
---|
| 407 | ! |
---|
| 408 | CASE ( 3 , 4 ) ! * North fold T-point pivot |
---|
| 409 | ! |
---|
| 410 | SELECT CASE ( cd_type ) |
---|
| 411 | CASE ( 'T' , 'W' ) ! T-, W-point |
---|
| 412 | IF (nimpp .ne. 1) THEN |
---|
| 413 | startloop = 1 |
---|
| 414 | ELSE |
---|
| 415 | startloop = 2 |
---|
| 416 | ENDIF |
---|
| 417 | |
---|
| 418 | DO jk = 1, jpk |
---|
| 419 | DO ji = startloop, nlci |
---|
| 420 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
---|
| 421 | pt3dl(ji,ijpj,jk) = psgn * pt3dr(ijt,ijpj-2,jk) |
---|
| 422 | END DO |
---|
| 423 | IF(nimpp .eq. 1) THEN |
---|
| 424 | pt3dl(1,ijpj,jk) = psgn * pt3dl(3,ijpj-2,jk) |
---|
| 425 | ENDIF |
---|
| 426 | END DO |
---|
| 427 | |
---|
| 428 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
---|
| 429 | startloop = 1 |
---|
| 430 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
---|
| 431 | startloop = jpiglo/2+1 - nimpp + 1 |
---|
| 432 | ELSE |
---|
| 433 | startloop = nlci + 1 |
---|
| 434 | ENDIF |
---|
| 435 | IF(startloop .le. nlci) THEN |
---|
| 436 | DO jk = 1, jpk |
---|
| 437 | DO ji = startloop, nlci |
---|
| 438 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
---|
| 439 | jia = ji + nimpp - 1 |
---|
| 440 | ijta = jpiglo - jia + 2 |
---|
| 441 | IF((ijta .ge. (startloop + nimpp - 1)) .and. (ijta .lt. jia)) THEN |
---|
| 442 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dl(ijta-nimpp+1,ijpjm1,jk) |
---|
| 443 | ELSE |
---|
| 444 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dr(ijt,ijpjm1,jk) |
---|
| 445 | ENDIF |
---|
| 446 | END DO |
---|
| 447 | END DO |
---|
| 448 | ENDIF |
---|
| 449 | |
---|
| 450 | |
---|
| 451 | CASE ( 'U' ) ! U-point |
---|
| 452 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 453 | endloop = nlci |
---|
| 454 | ELSE |
---|
| 455 | endloop = nlci - 1 |
---|
| 456 | ENDIF |
---|
| 457 | DO jk = 1, jpk |
---|
| 458 | DO ji = 1, endloop |
---|
| 459 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 460 | pt3dl(ji,ijpj,jk) = psgn * pt3dr(iju,ijpj-2,jk) |
---|
| 461 | END DO |
---|
| 462 | IF(nimpp .eq. 1) THEN |
---|
| 463 | pt3dl( 1 ,ijpj,jk) = psgn * pt3dl( 2 ,ijpj-2,jk) |
---|
| 464 | ENDIF |
---|
| 465 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
---|
| 466 | pt3dl(nlci,ijpj,jk) = psgn * pt3dl(nlci-1,ijpj-2,jk) |
---|
| 467 | ENDIF |
---|
| 468 | END DO |
---|
| 469 | |
---|
| 470 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 471 | endloop = nlci |
---|
| 472 | ELSE |
---|
| 473 | endloop = nlci - 1 |
---|
| 474 | ENDIF |
---|
| 475 | IF(nimpp .ge. (jpiglo/2)) THEN |
---|
| 476 | startloop = 1 |
---|
| 477 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2)) .AND. (nimpp .lt. (jpiglo/2))) THEN |
---|
| 478 | startloop = jpiglo/2 - nimpp + 1 |
---|
| 479 | ELSE |
---|
| 480 | startloop = endloop + 1 |
---|
| 481 | ENDIF |
---|
| 482 | IF (startloop .le. endloop) THEN |
---|
| 483 | DO jk = 1, jpk |
---|
| 484 | DO ji = startloop, endloop |
---|
| 485 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 486 | jia = ji + nimpp - 1 |
---|
| 487 | ijua = jpiglo - jia + 1 |
---|
| 488 | IF((ijua .ge. (startloop + nimpp - 1)) .and. (ijua .lt. jia)) THEN |
---|
| 489 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dl(ijua-nimpp+1,ijpjm1,jk) |
---|
| 490 | ELSE |
---|
| 491 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dr(iju,ijpjm1,jk) |
---|
| 492 | ENDIF |
---|
| 493 | END DO |
---|
| 494 | END DO |
---|
| 495 | ENDIF |
---|
| 496 | |
---|
| 497 | CASE ( 'V' ) ! V-point |
---|
| 498 | IF (nimpp .ne. 1) THEN |
---|
| 499 | startloop = 1 |
---|
| 500 | ELSE |
---|
| 501 | startloop = 2 |
---|
| 502 | ENDIF |
---|
| 503 | DO jk = 1, jpk |
---|
| 504 | DO ji = startloop, nlci |
---|
| 505 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
---|
| 506 | pt3dl(ji,ijpj-1,jk) = psgn * pt3dr(ijt,ijpj-2,jk) |
---|
| 507 | pt3dl(ji,ijpj ,jk) = psgn * pt3dr(ijt,ijpj-3,jk) |
---|
| 508 | END DO |
---|
| 509 | IF(nimpp .eq. 1) THEN |
---|
| 510 | pt3dl(1,ijpj,jk) = psgn * pt3dl(3,ijpj-3,jk) |
---|
| 511 | ENDIF |
---|
| 512 | END DO |
---|
| 513 | CASE ( 'F' ) ! F-point |
---|
| 514 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 515 | endloop = nlci |
---|
| 516 | ELSE |
---|
| 517 | endloop = nlci - 1 |
---|
| 518 | ENDIF |
---|
| 519 | DO jk = 1, jpk |
---|
| 520 | DO ji = 1, endloop |
---|
| 521 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 522 | pt3dl(ji,ijpj-1,jk) = psgn * pt3dr(iju,ijpj-2,jk) |
---|
| 523 | pt3dl(ji,ijpj ,jk) = psgn * pt3dr(iju,ijpj-3,jk) |
---|
| 524 | END DO |
---|
| 525 | IF(nimpp .eq. 1) THEN |
---|
| 526 | pt3dl( 1 ,ijpj,jk) = psgn * pt3dl( 2 ,ijpj-3,jk) |
---|
| 527 | ENDIF |
---|
| 528 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
---|
| 529 | pt3dl(nlci,ijpj,jk) = psgn * pt3dl(nlci-1,ijpj-3,jk) |
---|
| 530 | ENDIF |
---|
| 531 | END DO |
---|
| 532 | END SELECT |
---|
| 533 | ! |
---|
| 534 | |
---|
| 535 | CASE ( 5 , 6 ) ! * North fold F-point pivot |
---|
| 536 | ! |
---|
| 537 | SELECT CASE ( cd_type ) |
---|
| 538 | CASE ( 'T' , 'W' ) ! T-, W-point |
---|
| 539 | DO jk = 1, jpk |
---|
| 540 | DO ji = 1, nlci |
---|
| 541 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 542 | pt3dl(ji,ijpj,jk) = psgn * pt3dr(ijt,ijpj-1,jk) |
---|
| 543 | END DO |
---|
| 544 | END DO |
---|
| 545 | |
---|
| 546 | CASE ( 'U' ) ! U-point |
---|
| 547 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 548 | endloop = nlci |
---|
| 549 | ELSE |
---|
| 550 | endloop = nlci - 1 |
---|
| 551 | ENDIF |
---|
| 552 | DO jk = 1, jpk |
---|
| 553 | DO ji = 1, endloop |
---|
| 554 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
---|
| 555 | pt3dl(ji,ijpj,jk) = psgn * pt3dr(iju,ijpj-1,jk) |
---|
| 556 | END DO |
---|
| 557 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
---|
| 558 | pt3dl(nlci,ijpj,jk) = psgn * pt3dr(1,ijpj-1,jk) |
---|
| 559 | ENDIF |
---|
| 560 | END DO |
---|
| 561 | |
---|
| 562 | CASE ( 'V' ) ! V-point |
---|
| 563 | DO jk = 1, jpk |
---|
| 564 | DO ji = 1, nlci |
---|
| 565 | ijt = jpiglo - ji- nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 566 | pt3dl(ji,ijpj,jk) = psgn * pt3dr(ijt,ijpj-2,jk) |
---|
| 567 | END DO |
---|
| 568 | END DO |
---|
| 569 | |
---|
| 570 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
---|
| 571 | startloop = 1 |
---|
| 572 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
---|
| 573 | startloop = jpiglo/2+1 - nimpp + 1 |
---|
| 574 | ELSE |
---|
| 575 | startloop = nlci + 1 |
---|
| 576 | ENDIF |
---|
| 577 | IF(startloop .le. nlci) THEN |
---|
| 578 | DO jk = 1, jpk |
---|
| 579 | DO ji = startloop, nlci |
---|
| 580 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 581 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dr(ijt,ijpjm1,jk) |
---|
| 582 | END DO |
---|
| 583 | END DO |
---|
| 584 | ENDIF |
---|
| 585 | |
---|
| 586 | CASE ( 'F' ) ! F-point |
---|
| 587 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 588 | endloop = nlci |
---|
| 589 | ELSE |
---|
| 590 | endloop = nlci - 1 |
---|
| 591 | ENDIF |
---|
| 592 | DO jk = 1, jpk |
---|
| 593 | DO ji = 1, endloop |
---|
| 594 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
---|
| 595 | pt3dl(ji,ijpj ,jk) = psgn * pt3dr(iju,ijpj-2,jk) |
---|
| 596 | END DO |
---|
| 597 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
---|
| 598 | pt3dl(nlci,ijpj,jk) = psgn * pt3dr(1,ijpj-2,jk) |
---|
| 599 | ENDIF |
---|
| 600 | END DO |
---|
| 601 | |
---|
| 602 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 603 | endloop = nlci |
---|
| 604 | ELSE |
---|
| 605 | endloop = nlci - 1 |
---|
| 606 | ENDIF |
---|
| 607 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
---|
| 608 | startloop = 1 |
---|
| 609 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
---|
| 610 | startloop = jpiglo/2+1 - nimpp + 1 |
---|
| 611 | ELSE |
---|
| 612 | startloop = endloop + 1 |
---|
| 613 | ENDIF |
---|
| 614 | IF (startloop .le. endloop) THEN |
---|
| 615 | DO jk = 1, jpk |
---|
| 616 | DO ji = startloop, endloop |
---|
| 617 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
---|
| 618 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dr(iju,ijpjm1,jk) |
---|
| 619 | END DO |
---|
| 620 | END DO |
---|
| 621 | ENDIF |
---|
| 622 | |
---|
| 623 | END SELECT |
---|
| 624 | |
---|
| 625 | CASE DEFAULT ! * closed : the code probably never go through |
---|
| 626 | ! |
---|
| 627 | SELECT CASE ( cd_type) |
---|
| 628 | CASE ( 'T' , 'U' , 'V' , 'W' ) ! T-, U-, V-, W-points |
---|
| 629 | pt3dl(:, 1 ,jk) = 0.e0 |
---|
| 630 | pt3dl(:,ijpj,jk) = 0.e0 |
---|
| 631 | CASE ( 'F' ) ! F-point |
---|
| 632 | pt3dl(:,ijpj,jk) = 0.e0 |
---|
| 633 | END SELECT |
---|
| 634 | ! |
---|
| 635 | END SELECT ! npolj |
---|
| 636 | ! |
---|
| 637 | ! |
---|
| 638 | END SUBROUTINE mpp_lbc_nfd_3d |
---|
| 639 | |
---|
| 640 | |
---|
| 641 | SUBROUTINE mpp_lbc_nfd_2d( pt2dl, pt2dr, cd_type, psgn ) |
---|
| 642 | !!---------------------------------------------------------------------- |
---|
| 643 | !! *** routine mpp_lbc_nfd_2d *** |
---|
| 644 | !! |
---|
| 645 | !! ** Purpose : 2D lateral boundary condition : North fold treatment |
---|
| 646 | !! without processor exchanges. |
---|
| 647 | !! |
---|
| 648 | !! ** Method : |
---|
| 649 | !! |
---|
| 650 | !! ** Action : pt2d with updated values along the north fold |
---|
| 651 | !!---------------------------------------------------------------------- |
---|
| 652 | CHARACTER(len=1) , INTENT(in ) :: cd_type ! define the nature of ptab array grid-points |
---|
| 653 | ! ! = T , U , V , F , W points |
---|
| 654 | REAL(wp) , INTENT(in ) :: psgn ! control of the sign change |
---|
| 655 | ! ! = -1. , the sign is changed if north fold boundary |
---|
| 656 | ! ! = 1. , the sign is kept if north fold boundary |
---|
| 657 | REAL(wp), DIMENSION(:,:), INTENT(inout) :: pt2dl ! 2D array on which the boundary condition is applied |
---|
| 658 | REAL(wp), DIMENSION(:,:), INTENT(in ) :: pt2dr ! 2D array on which the boundary condition is applied |
---|
| 659 | ! |
---|
| 660 | INTEGER :: ji |
---|
| 661 | INTEGER :: ijt, iju, ijpj, ijpjm1, ijta, ijua, jia, startloop, endloop |
---|
| 662 | !!---------------------------------------------------------------------- |
---|
| 663 | |
---|
| 664 | SELECT CASE ( jpni ) |
---|
| 665 | CASE ( 1 ) ; ijpj = nlcj ! 1 proc only along the i-direction |
---|
| 666 | CASE DEFAULT ; ijpj = 4 ! several proc along the i-direction |
---|
| 667 | END SELECT |
---|
| 668 | ! |
---|
| 669 | ijpjm1 = ijpj-1 |
---|
| 670 | |
---|
| 671 | |
---|
| 672 | SELECT CASE ( npolj ) |
---|
| 673 | ! |
---|
| 674 | CASE ( 3, 4 ) ! * North fold T-point pivot |
---|
| 675 | ! |
---|
| 676 | SELECT CASE ( cd_type ) |
---|
| 677 | ! |
---|
| 678 | CASE ( 'T' , 'W' ) ! T- , W-points |
---|
| 679 | IF (nimpp .ne. 1) THEN |
---|
| 680 | startloop = 1 |
---|
| 681 | ELSE |
---|
| 682 | startloop = 2 |
---|
| 683 | ENDIF |
---|
| 684 | DO ji = startloop, nlci |
---|
| 685 | ijt=jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
---|
| 686 | pt2dl(ji,ijpj) = psgn * pt2dr(ijt,ijpjm1-1) |
---|
| 687 | END DO |
---|
| 688 | IF (nimpp .eq. 1) THEN |
---|
| 689 | pt2dl(1,ijpj) = psgn * pt2dl(3,ijpj-2) |
---|
| 690 | ENDIF |
---|
| 691 | |
---|
| 692 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
---|
| 693 | startloop = 1 |
---|
| 694 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
---|
| 695 | startloop = jpiglo/2+1 - nimpp + 1 |
---|
| 696 | ELSE |
---|
| 697 | startloop = nlci + 1 |
---|
| 698 | ENDIF |
---|
| 699 | DO ji = startloop, nlci |
---|
| 700 | ijt=jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
---|
| 701 | jia = ji + nimpp - 1 |
---|
| 702 | ijta = jpiglo - jia + 2 |
---|
| 703 | IF((ijta .ge. (startloop + nimpp - 1)) .and. (ijta .lt. jia)) THEN |
---|
| 704 | pt2dl(ji,ijpjm1) = psgn * pt2dl(ijta-nimpp+1,ijpjm1) |
---|
| 705 | ELSE |
---|
| 706 | pt2dl(ji,ijpjm1) = psgn * pt2dr(ijt,ijpjm1) |
---|
| 707 | ENDIF |
---|
| 708 | END DO |
---|
| 709 | |
---|
| 710 | CASE ( 'U' ) ! U-point |
---|
| 711 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 712 | endloop = nlci |
---|
| 713 | ELSE |
---|
| 714 | endloop = nlci - 1 |
---|
| 715 | ENDIF |
---|
| 716 | DO ji = 1, endloop |
---|
| 717 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 718 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1-1) |
---|
| 719 | END DO |
---|
| 720 | |
---|
| 721 | IF (nimpp .eq. 1) THEN |
---|
| 722 | pt2dl( 1 ,ijpj ) = psgn * pt2dl( 2 ,ijpj-2) |
---|
| 723 | pt2dl(1 ,ijpj-1) = psgn * pt2dr(jpiglo - nfiimpp(isendto(1), jpnj) + 1, ijpj-1) |
---|
| 724 | ENDIF |
---|
| 725 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
---|
| 726 | pt2dl(nlci,ijpj ) = psgn * pt2dl(nlci-1,ijpj-2) |
---|
| 727 | ENDIF |
---|
| 728 | |
---|
| 729 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 730 | endloop = nlci |
---|
| 731 | ELSE |
---|
| 732 | endloop = nlci - 1 |
---|
| 733 | ENDIF |
---|
| 734 | IF(nimpp .ge. (jpiglo/2)) THEN |
---|
| 735 | startloop = 1 |
---|
| 736 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2)) .AND. (nimpp .lt. (jpiglo/2))) THEN |
---|
| 737 | startloop = jpiglo/2 - nimpp + 1 |
---|
| 738 | ELSE |
---|
| 739 | startloop = endloop + 1 |
---|
| 740 | ENDIF |
---|
| 741 | DO ji = startloop, endloop |
---|
| 742 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 743 | jia = ji + nimpp - 1 |
---|
| 744 | ijua = jpiglo - jia + 1 |
---|
| 745 | IF((ijua .ge. (startloop + nimpp - 1)) .and. (ijua .lt. jia)) THEN |
---|
| 746 | pt2dl(ji,ijpjm1) = psgn * pt2dl(ijua-nimpp+1,ijpjm1) |
---|
| 747 | ELSE |
---|
| 748 | pt2dl(ji,ijpjm1) = psgn * pt2dr(iju,ijpjm1) |
---|
| 749 | ENDIF |
---|
| 750 | END DO |
---|
| 751 | |
---|
| 752 | CASE ( 'V' ) ! V-point |
---|
| 753 | IF (nimpp .ne. 1) THEN |
---|
| 754 | startloop = 1 |
---|
| 755 | ELSE |
---|
| 756 | startloop = 2 |
---|
| 757 | ENDIF |
---|
| 758 | DO ji = startloop, nlci |
---|
| 759 | ijt=jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
---|
| 760 | pt2dl(ji,ijpjm1) = psgn * pt2dr(ijt,ijpjm1-1) |
---|
| 761 | pt2dl(ji,ijpj) = psgn * pt2dr(ijt,ijpjm1-2) |
---|
| 762 | END DO |
---|
| 763 | IF (nimpp .eq. 1) THEN |
---|
| 764 | pt2dl( 1 ,ijpj) = psgn * pt2dl( 3 ,ijpj-3) |
---|
| 765 | ENDIF |
---|
| 766 | |
---|
| 767 | CASE ( 'F' ) ! F-point |
---|
| 768 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 769 | endloop = nlci |
---|
| 770 | ELSE |
---|
| 771 | endloop = nlci - 1 |
---|
| 772 | ENDIF |
---|
| 773 | DO ji = 1, endloop |
---|
| 774 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 775 | pt2dl(ji,ijpjm1) = psgn * pt2dr(iju,ijpjm1-1) |
---|
| 776 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1-2) |
---|
| 777 | END DO |
---|
| 778 | IF (nimpp .eq. 1) THEN |
---|
| 779 | pt2dl( 1 ,ijpj) = psgn * pt2dl( 2 ,ijpj-3) |
---|
| 780 | pt2dl( 1 ,ijpj-1) = psgn * pt2dl( 2 ,ijpj-2) |
---|
| 781 | ENDIF |
---|
| 782 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
---|
| 783 | pt2dl(nlci,ijpj) = psgn * pt2dl(nlci-1,ijpj-3) |
---|
| 784 | pt2dl(nlci,ijpj-1) = psgn * pt2dl(nlci-1,ijpj-2) |
---|
| 785 | ENDIF |
---|
| 786 | |
---|
| 787 | CASE ( 'I' ) ! ice U-V point (I-point) |
---|
| 788 | IF (nimpp .ne. 1) THEN |
---|
| 789 | startloop = 1 |
---|
| 790 | ELSE |
---|
| 791 | startloop = 3 |
---|
| 792 | pt2dl(2,ijpj) = psgn * pt2dr(3,ijpjm1) |
---|
| 793 | ENDIF |
---|
| 794 | DO ji = startloop, nlci |
---|
| 795 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 5 |
---|
| 796 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1) |
---|
| 797 | END DO |
---|
| 798 | |
---|
| 799 | CASE ( 'J' ) ! first ice U-V point |
---|
| 800 | IF (nimpp .ne. 1) THEN |
---|
| 801 | startloop = 1 |
---|
| 802 | ELSE |
---|
| 803 | startloop = 3 |
---|
| 804 | pt2dl(2,ijpj) = psgn * pt2dr(3,ijpjm1) |
---|
| 805 | ENDIF |
---|
| 806 | DO ji = startloop, nlci |
---|
| 807 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 5 |
---|
| 808 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1) |
---|
| 809 | END DO |
---|
| 810 | |
---|
| 811 | CASE ( 'K' ) ! second ice U-V point |
---|
| 812 | IF (nimpp .ne. 1) THEN |
---|
| 813 | startloop = 1 |
---|
| 814 | ELSE |
---|
| 815 | startloop = 3 |
---|
| 816 | pt2dl(2,ijpj) = psgn * pt2dr(3,ijpjm1) |
---|
| 817 | ENDIF |
---|
| 818 | DO ji = startloop, nlci |
---|
| 819 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 5 |
---|
| 820 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1) |
---|
| 821 | END DO |
---|
| 822 | |
---|
| 823 | END SELECT |
---|
| 824 | ! |
---|
| 825 | CASE ( 5, 6 ) ! * North fold F-point pivot |
---|
| 826 | ! |
---|
| 827 | SELECT CASE ( cd_type ) |
---|
| 828 | CASE ( 'T' , 'W' ) ! T-, W-point |
---|
| 829 | DO ji = 1, nlci |
---|
| 830 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 831 | pt2dl(ji,ijpj) = psgn * pt2dr(ijt,ijpjm1) |
---|
| 832 | END DO |
---|
| 833 | |
---|
| 834 | CASE ( 'U' ) ! U-point |
---|
| 835 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 836 | endloop = nlci |
---|
| 837 | ELSE |
---|
| 838 | endloop = nlci - 1 |
---|
| 839 | ENDIF |
---|
| 840 | DO ji = 1, endloop |
---|
| 841 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
---|
| 842 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1) |
---|
| 843 | END DO |
---|
| 844 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
---|
| 845 | pt2dl(nlci,ijpj) = psgn * pt2dr(1,ijpj-1) |
---|
| 846 | ENDIF |
---|
| 847 | |
---|
| 848 | CASE ( 'V' ) ! V-point |
---|
| 849 | DO ji = 1, nlci |
---|
| 850 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 851 | pt2dl(ji,ijpj) = psgn * pt2dr(ijt,ijpjm1-1) |
---|
| 852 | END DO |
---|
| 853 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
---|
| 854 | startloop = 1 |
---|
| 855 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
---|
| 856 | startloop = jpiglo/2+1 - nimpp + 1 |
---|
| 857 | ELSE |
---|
| 858 | startloop = nlci + 1 |
---|
| 859 | ENDIF |
---|
| 860 | DO ji = startloop, nlci |
---|
| 861 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
---|
| 862 | pt2dl(ji,ijpjm1) = psgn * pt2dr(ijt,ijpjm1) |
---|
| 863 | END DO |
---|
| 864 | |
---|
| 865 | CASE ( 'F' ) ! F-point |
---|
| 866 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 867 | endloop = nlci |
---|
| 868 | ELSE |
---|
| 869 | endloop = nlci - 1 |
---|
| 870 | ENDIF |
---|
| 871 | DO ji = 1, endloop |
---|
| 872 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
---|
| 873 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1-1) |
---|
| 874 | END DO |
---|
| 875 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
---|
| 876 | pt2dl(nlci,ijpj) = psgn * pt2dr(1,ijpj-2) |
---|
| 877 | ENDIF |
---|
| 878 | |
---|
| 879 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 880 | endloop = nlci |
---|
| 881 | ELSE |
---|
| 882 | endloop = nlci - 1 |
---|
| 883 | ENDIF |
---|
| 884 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
---|
| 885 | startloop = 1 |
---|
| 886 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
---|
| 887 | startloop = jpiglo/2+1 - nimpp + 1 |
---|
| 888 | ELSE |
---|
| 889 | startloop = endloop + 1 |
---|
| 890 | ENDIF |
---|
| 891 | |
---|
| 892 | DO ji = startloop, endloop |
---|
| 893 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
---|
| 894 | pt2dl(ji,ijpjm1) = psgn * pt2dr(iju,ijpjm1) |
---|
| 895 | END DO |
---|
| 896 | |
---|
| 897 | CASE ( 'I' ) ! ice U-V point (I-point) |
---|
| 898 | IF (nimpp .ne. 1) THEN |
---|
| 899 | startloop = 1 |
---|
| 900 | ELSE |
---|
| 901 | startloop = 2 |
---|
| 902 | ENDIF |
---|
| 903 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 904 | endloop = nlci |
---|
| 905 | ELSE |
---|
| 906 | endloop = nlci - 1 |
---|
| 907 | ENDIF |
---|
| 908 | DO ji = startloop , endloop |
---|
| 909 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
---|
| 910 | pt2dl(ji,ijpj)= 0.5 * (pt2dr(ji,ijpjm1) + psgn * pt2dr(ijt,ijpjm1)) |
---|
| 911 | END DO |
---|
| 912 | |
---|
| 913 | CASE ( 'J' ) ! first ice U-V point |
---|
| 914 | IF (nimpp .ne. 1) THEN |
---|
| 915 | startloop = 1 |
---|
| 916 | ELSE |
---|
| 917 | startloop = 2 |
---|
| 918 | ENDIF |
---|
| 919 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 920 | endloop = nlci |
---|
| 921 | ELSE |
---|
| 922 | endloop = nlci - 1 |
---|
| 923 | ENDIF |
---|
| 924 | DO ji = startloop , endloop |
---|
| 925 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
---|
| 926 | pt2dl(ji,ijpj) = pt2dr(ji,ijpjm1) |
---|
| 927 | END DO |
---|
| 928 | |
---|
| 929 | CASE ( 'K' ) ! second ice U-V point |
---|
| 930 | IF (nimpp .ne. 1) THEN |
---|
| 931 | startloop = 1 |
---|
| 932 | ELSE |
---|
| 933 | startloop = 2 |
---|
| 934 | ENDIF |
---|
| 935 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
---|
| 936 | endloop = nlci |
---|
| 937 | ELSE |
---|
| 938 | endloop = nlci - 1 |
---|
| 939 | ENDIF |
---|
| 940 | DO ji = startloop, endloop |
---|
| 941 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
---|
| 942 | pt2dl(ji,ijpj) = pt2dr(ijt,ijpjm1) |
---|
| 943 | END DO |
---|
| 944 | |
---|
| 945 | END SELECT |
---|
| 946 | ! |
---|
| 947 | CASE DEFAULT ! * closed : the code probably never go through |
---|
| 948 | ! |
---|
| 949 | SELECT CASE ( cd_type) |
---|
| 950 | CASE ( 'T' , 'U' , 'V' , 'W' ) ! T-, U-, V-, W-points |
---|
| 951 | pt2dl(:, 1 ) = 0.e0 |
---|
| 952 | pt2dl(:,ijpj) = 0.e0 |
---|
| 953 | CASE ( 'F' ) ! F-point |
---|
| 954 | pt2dl(:,ijpj) = 0.e0 |
---|
| 955 | CASE ( 'I' ) ! ice U-V point |
---|
| 956 | pt2dl(:, 1 ) = 0.e0 |
---|
| 957 | pt2dl(:,ijpj) = 0.e0 |
---|
| 958 | CASE ( 'J' ) ! first ice U-V point |
---|
| 959 | pt2dl(:, 1 ) = 0.e0 |
---|
| 960 | pt2dl(:,ijpj) = 0.e0 |
---|
| 961 | CASE ( 'K' ) ! second ice U-V point |
---|
| 962 | pt2dl(:, 1 ) = 0.e0 |
---|
| 963 | pt2dl(:,ijpj) = 0.e0 |
---|
| 964 | END SELECT |
---|
| 965 | ! |
---|
| 966 | END SELECT |
---|
| 967 | ! |
---|
| 968 | END SUBROUTINE mpp_lbc_nfd_2d |
---|
| 969 | |
---|
| 970 | !!====================================================================== |
---|
| 971 | END MODULE lbcnfd |
---|