| 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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| 40 | !! $Id$ |
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| 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, ilev |
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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 | ilev = SIZE(pt3d, 3) |
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| 74 | DO jk = 1, ilev |
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| 75 | ! |
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| 76 | SELECT CASE ( npolj ) |
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| 77 | ! |
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| 78 | CASE ( 3 , 4 ) ! * North fold T-point pivot |
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| 79 | ! |
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| 80 | SELECT CASE ( cd_type ) |
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| 81 | CASE ( 'T' , 'W' ) ! T-, W-point |
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| 82 | DO ji = 2, jpiglo |
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| 83 | ijt = jpiglo-ji+2 |
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| 84 | pt3d(ji,ijpj,jk) = psgn * pt3d(ijt,ijpj-2,jk) |
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| 85 | END DO |
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| 86 | pt3d(1,ijpj,jk) = psgn * pt3d(3,ijpj-2,jk) |
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| 87 | DO ji = jpiglo/2+1, jpiglo |
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| 88 | ijt = jpiglo-ji+2 |
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| 89 | pt3d(ji,ijpjm1,jk) = psgn * pt3d(ijt,ijpjm1,jk) |
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| 90 | END DO |
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| 91 | CASE ( 'U' ) ! U-point |
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| 92 | DO ji = 1, jpiglo-1 |
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| 93 | iju = jpiglo-ji+1 |
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| 94 | pt3d(ji,ijpj,jk) = psgn * pt3d(iju,ijpj-2,jk) |
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| 95 | END DO |
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| 96 | pt3d( 1 ,ijpj,jk) = psgn * pt3d( 2 ,ijpj-2,jk) |
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| 97 | pt3d(jpiglo,ijpj,jk) = psgn * pt3d(jpiglo-1,ijpj-2,jk) |
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| 98 | DO ji = jpiglo/2, jpiglo-1 |
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| 99 | iju = jpiglo-ji+1 |
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| 100 | pt3d(ji,ijpjm1,jk) = psgn * pt3d(iju,ijpjm1,jk) |
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| 101 | END DO |
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| 102 | CASE ( 'V' ) ! V-point |
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| 103 | DO ji = 2, jpiglo |
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| 104 | ijt = jpiglo-ji+2 |
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| 105 | pt3d(ji,ijpj-1,jk) = psgn * pt3d(ijt,ijpj-2,jk) |
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| 106 | pt3d(ji,ijpj ,jk) = psgn * pt3d(ijt,ijpj-3,jk) |
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| 107 | END DO |
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| 108 | pt3d(1,ijpj,jk) = psgn * pt3d(3,ijpj-3,jk) |
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| 109 | CASE ( 'F' ) ! F-point |
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| 110 | DO ji = 1, jpiglo-1 |
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| 111 | iju = jpiglo-ji+1 |
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| 112 | pt3d(ji,ijpj-1,jk) = psgn * pt3d(iju,ijpj-2,jk) |
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| 113 | pt3d(ji,ijpj ,jk) = psgn * pt3d(iju,ijpj-3,jk) |
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| 114 | END DO |
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| 115 | pt3d( 1 ,ijpj,jk) = psgn * pt3d( 2 ,ijpj-3,jk) |
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| 116 | pt3d(jpiglo,ijpj,jk) = psgn * pt3d(jpiglo-1,ijpj-3,jk) |
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| 117 | END SELECT |
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| 118 | ! |
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| 119 | CASE ( 5 , 6 ) ! * North fold F-point pivot |
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| 120 | ! |
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| 121 | SELECT CASE ( cd_type ) |
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| 122 | CASE ( 'T' , 'W' ) ! T-, W-point |
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| 123 | DO ji = 1, jpiglo |
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| 124 | ijt = jpiglo-ji+1 |
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| 125 | pt3d(ji,ijpj,jk) = psgn * pt3d(ijt,ijpj-1,jk) |
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| 126 | END DO |
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| 127 | CASE ( 'U' ) ! U-point |
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| 128 | DO ji = 1, jpiglo-1 |
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| 129 | iju = jpiglo-ji |
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| 130 | pt3d(ji,ijpj,jk) = psgn * pt3d(iju,ijpj-1,jk) |
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| 131 | END DO |
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| 132 | pt3d(jpiglo,ijpj,jk) = psgn * pt3d(1,ijpj-1,jk) |
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| 133 | CASE ( 'V' ) ! V-point |
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| 134 | DO ji = 1, jpiglo |
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| 135 | ijt = jpiglo-ji+1 |
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| 136 | pt3d(ji,ijpj,jk) = psgn * pt3d(ijt,ijpj-2,jk) |
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| 137 | END DO |
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| 138 | DO ji = jpiglo/2+1, jpiglo |
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| 139 | ijt = jpiglo-ji+1 |
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| 140 | pt3d(ji,ijpjm1,jk) = psgn * pt3d(ijt,ijpjm1,jk) |
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| 141 | END DO |
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| 142 | CASE ( 'F' ) ! F-point |
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| 143 | DO ji = 1, jpiglo-1 |
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| 144 | iju = jpiglo-ji |
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| 145 | pt3d(ji,ijpj ,jk) = psgn * pt3d(iju,ijpj-2,jk) |
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| 146 | END DO |
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| 147 | pt3d(jpiglo,ijpj,jk) = psgn * pt3d(1,ijpj-2,jk) |
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| 148 | DO ji = jpiglo/2+1, jpiglo-1 |
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| 149 | iju = jpiglo-ji |
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| 150 | pt3d(ji,ijpjm1,jk) = psgn * pt3d(iju,ijpjm1,jk) |
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| 151 | END DO |
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| 152 | END SELECT |
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| 153 | ! |
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| 154 | CASE DEFAULT ! * closed : the code probably never go through |
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| 155 | ! |
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| 156 | SELECT CASE ( cd_type) |
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| 157 | CASE ( 'T' , 'U' , 'V' , 'W' ) ! T-, U-, V-, W-points |
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| 158 | pt3d(:, 1 ,jk) = 0.e0 |
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| 159 | pt3d(:,ijpj,jk) = 0.e0 |
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| 160 | CASE ( 'F' ) ! F-point |
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| 161 | pt3d(:,ijpj,jk) = 0.e0 |
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| 162 | END SELECT |
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| 163 | ! |
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| 164 | END SELECT ! npolj |
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| 165 | ! |
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| 166 | END DO |
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| 167 | ! |
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| 168 | END SUBROUTINE lbc_nfd_3d |
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| 169 | |
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| 170 | |
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| 171 | SUBROUTINE lbc_nfd_2d( pt2d, cd_type, psgn, pr2dj ) |
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| 172 | !!---------------------------------------------------------------------- |
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| 173 | !! *** routine lbc_nfd_2d *** |
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| 174 | !! |
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| 175 | !! ** Purpose : 2D lateral boundary condition : North fold treatment |
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| 176 | !! without processor exchanges. |
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| 177 | !! |
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| 178 | !! ** Method : |
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| 179 | !! |
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| 180 | !! ** Action : pt2d with updated values along the north fold |
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| 181 | !!---------------------------------------------------------------------- |
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| 182 | CHARACTER(len=1) , INTENT(in ) :: cd_type ! define the nature of ptab array grid-points |
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| 183 | ! ! = T , U , V , F , W points |
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| 184 | REAL(wp) , INTENT(in ) :: psgn ! control of the sign change |
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| 185 | ! ! = -1. , the sign is changed if north fold boundary |
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| 186 | ! ! = 1. , the sign is kept if north fold boundary |
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| 187 | REAL(wp), DIMENSION(:,:), INTENT(inout) :: pt2d ! 2D array on which the boundary condition is applied |
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| 188 | INTEGER , OPTIONAL , INTENT(in ) :: pr2dj ! number of additional halos |
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| 189 | ! |
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| 190 | INTEGER :: ji, jl, ipr2dj |
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| 191 | INTEGER :: ijt, iju, ijpj, ijpjm1 |
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| 192 | !!---------------------------------------------------------------------- |
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| 193 | |
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| 194 | SELECT CASE ( jpni ) |
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| 195 | CASE ( 1 ) ; ijpj = nlcj ! 1 proc only along the i-direction |
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| 196 | CASE DEFAULT ; ijpj = 4 ! several proc along the i-direction |
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| 197 | END SELECT |
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| 198 | ! |
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| 199 | IF( PRESENT(pr2dj) ) THEN ! use of additional halos |
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| 200 | ipr2dj = pr2dj |
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| 201 | IF( jpni > 1 ) ijpj = ijpj + ipr2dj |
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| 202 | ELSE |
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| 203 | ipr2dj = 0 |
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| 204 | ENDIF |
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| 205 | ! |
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| 206 | ijpjm1 = ijpj-1 |
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| 207 | |
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| 208 | |
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| 209 | SELECT CASE ( npolj ) |
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| 210 | ! |
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| 211 | CASE ( 3, 4 ) ! * North fold T-point pivot |
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| 212 | ! |
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| 213 | SELECT CASE ( cd_type ) |
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| 214 | ! |
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| 215 | CASE ( 'T' , 'W' ) ! T- , W-points |
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| 216 | DO jl = 0, ipr2dj |
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| 217 | DO ji = 2, jpiglo |
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| 218 | ijt=jpiglo-ji+2 |
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| 219 | pt2d(ji,ijpj+jl) = psgn * pt2d(ijt,ijpj-2-jl) |
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| 220 | END DO |
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| 221 | END DO |
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| 222 | pt2d(1,ijpj) = psgn * pt2d(3,ijpj-2) |
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| 223 | DO ji = jpiglo/2+1, jpiglo |
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| 224 | ijt=jpiglo-ji+2 |
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| 225 | pt2d(ji,ijpj-1) = psgn * pt2d(ijt,ijpj-1) |
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| 226 | END DO |
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| 227 | CASE ( 'U' ) ! U-point |
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| 228 | DO jl = 0, ipr2dj |
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| 229 | DO ji = 1, jpiglo-1 |
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| 230 | iju = jpiglo-ji+1 |
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| 231 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-2-jl) |
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| 232 | END DO |
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| 233 | END DO |
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| 234 | pt2d( 1 ,ijpj ) = psgn * pt2d( 2 ,ijpj-2) |
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| 235 | pt2d(jpiglo,ijpj ) = psgn * pt2d(jpiglo-1,ijpj-2) |
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| 236 | pt2d(1 ,ijpj-1) = psgn * pt2d(jpiglo ,ijpj-1) |
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| 237 | DO ji = jpiglo/2, jpiglo-1 |
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| 238 | iju = jpiglo-ji+1 |
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| 239 | pt2d(ji,ijpjm1) = psgn * pt2d(iju,ijpjm1) |
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| 240 | END DO |
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| 241 | CASE ( 'V' ) ! V-point |
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| 242 | DO jl = -1, ipr2dj |
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| 243 | DO ji = 2, jpiglo |
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| 244 | ijt = jpiglo-ji+2 |
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| 245 | pt2d(ji,ijpj+jl) = psgn * pt2d(ijt,ijpj-3-jl) |
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| 246 | END DO |
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| 247 | END DO |
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| 248 | pt2d( 1 ,ijpj) = psgn * pt2d( 3 ,ijpj-3) |
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| 249 | CASE ( 'F' ) ! F-point |
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| 250 | DO jl = -1, ipr2dj |
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| 251 | DO ji = 1, jpiglo-1 |
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| 252 | iju = jpiglo-ji+1 |
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| 253 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-3-jl) |
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| 254 | END DO |
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| 255 | END DO |
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| 256 | pt2d( 1 ,ijpj) = psgn * pt2d( 2 ,ijpj-3) |
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| 257 | pt2d(jpiglo,ijpj) = psgn * pt2d(jpiglo-1,ijpj-3) |
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| 258 | pt2d(jpiglo,ijpj-1) = psgn * pt2d(jpiglo-1,ijpj-2) |
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| 259 | pt2d( 1 ,ijpj-1) = psgn * pt2d( 2 ,ijpj-2) |
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| 260 | CASE ( 'I' ) ! ice U-V point (I-point) |
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| 261 | DO jl = 0, ipr2dj |
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| 262 | pt2d(2,ijpj+jl) = psgn * pt2d(3,ijpj-1+jl) |
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| 263 | DO ji = 3, jpiglo |
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| 264 | iju = jpiglo - ji + 3 |
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| 265 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-1-jl) |
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| 266 | END DO |
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| 267 | END DO |
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| 268 | CASE ( 'J' ) ! first ice U-V point |
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| 269 | DO jl =0, ipr2dj |
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| 270 | pt2d(2,ijpj+jl) = psgn * pt2d(3,ijpj-1+jl) |
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| 271 | DO ji = 3, jpiglo |
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| 272 | iju = jpiglo - ji + 3 |
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| 273 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-1-jl) |
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| 274 | END DO |
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| 275 | END DO |
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| 276 | CASE ( 'K' ) ! second ice U-V point |
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| 277 | DO jl =0, ipr2dj |
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| 278 | pt2d(2,ijpj+jl) = psgn * pt2d(3,ijpj-1+jl) |
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| 279 | DO ji = 3, jpiglo |
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| 280 | iju = jpiglo - ji + 3 |
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| 281 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-1-jl) |
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| 282 | END DO |
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| 283 | END DO |
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| 284 | END SELECT |
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| 285 | ! |
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| 286 | CASE ( 5, 6 ) ! * North fold F-point pivot |
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| 287 | ! |
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| 288 | SELECT CASE ( cd_type ) |
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| 289 | CASE ( 'T' , 'W' ) ! T-, W-point |
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| 290 | DO jl = 0, ipr2dj |
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| 291 | DO ji = 1, jpiglo |
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| 292 | ijt = jpiglo-ji+1 |
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| 293 | pt2d(ji,ijpj+jl) = psgn * pt2d(ijt,ijpj-1-jl) |
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| 294 | END DO |
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| 295 | END DO |
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| 296 | CASE ( 'U' ) ! U-point |
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| 297 | DO jl = 0, ipr2dj |
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| 298 | DO ji = 1, jpiglo-1 |
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| 299 | iju = jpiglo-ji |
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| 300 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-1-jl) |
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| 301 | END DO |
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| 302 | END DO |
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| 303 | pt2d(jpiglo,ijpj) = psgn * pt2d(1,ijpj-1) |
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| 304 | CASE ( 'V' ) ! V-point |
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| 305 | DO jl = 0, ipr2dj |
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| 306 | DO ji = 1, jpiglo |
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| 307 | ijt = jpiglo-ji+1 |
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| 308 | pt2d(ji,ijpj+jl) = psgn * pt2d(ijt,ijpj-2-jl) |
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| 309 | END DO |
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| 310 | END DO |
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| 311 | DO ji = jpiglo/2+1, jpiglo |
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| 312 | ijt = jpiglo-ji+1 |
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| 313 | pt2d(ji,ijpjm1) = psgn * pt2d(ijt,ijpjm1) |
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| 314 | END DO |
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| 315 | CASE ( 'F' ) ! F-point |
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| 316 | DO jl = 0, ipr2dj |
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| 317 | DO ji = 1, jpiglo-1 |
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| 318 | iju = jpiglo-ji |
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| 319 | pt2d(ji,ijpj+jl) = psgn * pt2d(iju,ijpj-2-jl) |
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| 320 | END DO |
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| 321 | END DO |
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| 322 | pt2d(jpiglo,ijpj) = psgn * pt2d(1,ijpj-2) |
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| 323 | DO ji = jpiglo/2+1, jpiglo-1 |
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| 324 | iju = jpiglo-ji |
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| 325 | pt2d(ji,ijpjm1) = psgn * pt2d(iju,ijpjm1) |
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| 326 | END DO |
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| 327 | CASE ( 'I' ) ! ice U-V point (I-point) |
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| 328 | pt2d( 2 ,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 329 | DO jl = 0, ipr2dj |
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| 330 | DO ji = 2 , jpiglo-1 |
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| 331 | ijt = jpiglo - ji + 2 |
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| 332 | pt2d(ji,ijpj+jl)= 0.5 * ( pt2d(ji,ijpj-1-jl) + psgn * pt2d(ijt,ijpj-1-jl) ) |
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| 333 | END DO |
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| 334 | END DO |
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| 335 | CASE ( 'J' ) ! first ice U-V point |
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| 336 | pt2d( 2 ,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 337 | DO jl = 0, ipr2dj |
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| 338 | DO ji = 2 , jpiglo-1 |
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| 339 | ijt = jpiglo - ji + 2 |
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| 340 | pt2d(ji,ijpj+jl)= pt2d(ji,ijpj-1-jl) |
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| 341 | END DO |
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| 342 | END DO |
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| 343 | CASE ( 'K' ) ! second ice U-V point |
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| 344 | pt2d( 2 ,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 345 | DO jl = 0, ipr2dj |
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| 346 | DO ji = 2 , jpiglo-1 |
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| 347 | ijt = jpiglo - ji + 2 |
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| 348 | pt2d(ji,ijpj+jl)= pt2d(ijt,ijpj-1-jl) |
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| 349 | END DO |
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| 350 | END DO |
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| 351 | END SELECT |
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| 352 | ! |
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| 353 | CASE DEFAULT ! * closed : the code probably never go through |
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| 354 | ! |
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| 355 | SELECT CASE ( cd_type) |
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| 356 | CASE ( 'T' , 'U' , 'V' , 'W' ) ! T-, U-, V-, W-points |
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| 357 | pt2d(:, 1:1-ipr2dj ) = 0.e0 |
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| 358 | pt2d(:,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 359 | CASE ( 'F' ) ! F-point |
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| 360 | pt2d(:,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 361 | CASE ( 'I' ) ! ice U-V point |
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| 362 | pt2d(:, 1:1-ipr2dj ) = 0.e0 |
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| 363 | pt2d(:,ijpj:ijpj+ipr2dj) = 0.e0 |
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| 364 | CASE ( 'J' ) ! first ice U-V point |
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| 365 | pt2d(:, 1:1-ipr2dj ) = 0.e0 |
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| 366 | pt2d(:,ijpj:ijpj+ipr2dj) = 0.e0 |
|---|
| 367 | CASE ( 'K' ) ! second ice U-V point |
|---|
| 368 | pt2d(:, 1:1-ipr2dj ) = 0.e0 |
|---|
| 369 | pt2d(:,ijpj:ijpj+ipr2dj) = 0.e0 |
|---|
| 370 | END SELECT |
|---|
| 371 | ! |
|---|
| 372 | END SELECT |
|---|
| 373 | ! |
|---|
| 374 | END SUBROUTINE lbc_nfd_2d |
|---|
| 375 | |
|---|
| 376 | |
|---|
| 377 | SUBROUTINE mpp_lbc_nfd_3d( pt3dl, pt3dr, cd_type, psgn ) |
|---|
| 378 | !!---------------------------------------------------------------------- |
|---|
| 379 | !! *** routine mpp_lbc_nfd_3d *** |
|---|
| 380 | !! |
|---|
| 381 | !! ** Purpose : 3D lateral boundary condition : North fold treatment |
|---|
| 382 | !! without processor exchanges. |
|---|
| 383 | !! |
|---|
| 384 | !! ** Method : |
|---|
| 385 | !! |
|---|
| 386 | !! ** Action : pt3d with updated values along the north fold |
|---|
| 387 | !!---------------------------------------------------------------------- |
|---|
| 388 | CHARACTER(len=1) , INTENT(in ) :: cd_type ! define the nature of ptab array grid-points |
|---|
| 389 | ! ! = T , U , V , F , W points |
|---|
| 390 | REAL(wp) , INTENT(in ) :: psgn ! control of the sign change |
|---|
| 391 | ! ! = -1. , the sign is changed if north fold boundary |
|---|
| 392 | ! ! = 1. , the sign is kept if north fold boundary |
|---|
| 393 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: pt3dl ! 3D array on which the boundary condition is applied |
|---|
| 394 | REAL(wp), DIMENSION(:,:,:), INTENT(in ) :: pt3dr ! 3D array on which the boundary condition is applied |
|---|
| 395 | ! |
|---|
| 396 | INTEGER :: ji, jk, ilev |
|---|
| 397 | INTEGER :: ijt, iju, ijpj, ijpjm1, ijta, ijua, jia, startloop, endloop |
|---|
| 398 | !!---------------------------------------------------------------------- |
|---|
| 399 | ! |
|---|
| 400 | SELECT CASE ( jpni ) |
|---|
| 401 | CASE ( 1 ) ; ijpj = nlcj ! 1 proc only along the i-direction |
|---|
| 402 | CASE DEFAULT ; ijpj = 4 ! several proc along the i-direction |
|---|
| 403 | END SELECT |
|---|
| 404 | ijpjm1 = ijpj-1 |
|---|
| 405 | ilev = SIZE(pt3dl,3) |
|---|
| 406 | ! |
|---|
| 407 | SELECT CASE ( npolj ) |
|---|
| 408 | ! |
|---|
| 409 | CASE ( 3 , 4 ) ! * North fold T-point pivot |
|---|
| 410 | ! |
|---|
| 411 | SELECT CASE ( cd_type ) |
|---|
| 412 | CASE ( 'T' , 'W' ) ! T-, W-point |
|---|
| 413 | IF (nimpp .ne. 1) THEN |
|---|
| 414 | startloop = 1 |
|---|
| 415 | ELSE |
|---|
| 416 | startloop = 2 |
|---|
| 417 | ENDIF |
|---|
| 418 | |
|---|
| 419 | DO jk = 1, ilev |
|---|
| 420 | DO ji = startloop, nlci |
|---|
| 421 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
|---|
| 422 | pt3dl(ji,ijpj,jk) = psgn * pt3dr(ijt,ijpj-2,jk) |
|---|
| 423 | END DO |
|---|
| 424 | IF(nimpp .eq. 1) THEN |
|---|
| 425 | pt3dl(1,ijpj,jk) = psgn * pt3dl(3,ijpj-2,jk) |
|---|
| 426 | ENDIF |
|---|
| 427 | END DO |
|---|
| 428 | |
|---|
| 429 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
|---|
| 430 | startloop = 1 |
|---|
| 431 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
|---|
| 432 | startloop = jpiglo/2+1 - nimpp + 1 |
|---|
| 433 | ELSE |
|---|
| 434 | startloop = nlci + 1 |
|---|
| 435 | ENDIF |
|---|
| 436 | IF(startloop .le. nlci) THEN |
|---|
| 437 | DO jk = 1, ilev |
|---|
| 438 | DO ji = startloop, nlci |
|---|
| 439 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
|---|
| 440 | jia = ji + nimpp - 1 |
|---|
| 441 | ijta = jpiglo - jia + 2 |
|---|
| 442 | IF((ijta .ge. (startloop + nimpp - 1)) .and. (ijta .lt. jia)) THEN |
|---|
| 443 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dl(ijta-nimpp+1,ijpjm1,jk) |
|---|
| 444 | ELSE |
|---|
| 445 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dr(ijt,ijpjm1,jk) |
|---|
| 446 | ENDIF |
|---|
| 447 | END DO |
|---|
| 448 | END DO |
|---|
| 449 | ENDIF |
|---|
| 450 | |
|---|
| 451 | |
|---|
| 452 | CASE ( 'U' ) ! U-point |
|---|
| 453 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 454 | endloop = nlci |
|---|
| 455 | ELSE |
|---|
| 456 | endloop = nlci - 1 |
|---|
| 457 | ENDIF |
|---|
| 458 | DO jk = 1, ilev |
|---|
| 459 | DO ji = 1, endloop |
|---|
| 460 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 461 | pt3dl(ji,ijpj,jk) = psgn * pt3dr(iju,ijpj-2,jk) |
|---|
| 462 | END DO |
|---|
| 463 | IF(nimpp .eq. 1) THEN |
|---|
| 464 | pt3dl( 1 ,ijpj,jk) = psgn * pt3dl( 2 ,ijpj-2,jk) |
|---|
| 465 | ENDIF |
|---|
| 466 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
|---|
| 467 | pt3dl(nlci,ijpj,jk) = psgn * pt3dl(nlci-1,ijpj-2,jk) |
|---|
| 468 | ENDIF |
|---|
| 469 | END DO |
|---|
| 470 | |
|---|
| 471 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 472 | endloop = nlci |
|---|
| 473 | ELSE |
|---|
| 474 | endloop = nlci - 1 |
|---|
| 475 | ENDIF |
|---|
| 476 | IF(nimpp .ge. (jpiglo/2)) THEN |
|---|
| 477 | startloop = 1 |
|---|
| 478 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2)) .AND. (nimpp .lt. (jpiglo/2))) THEN |
|---|
| 479 | startloop = jpiglo/2 - nimpp + 1 |
|---|
| 480 | ELSE |
|---|
| 481 | startloop = endloop + 1 |
|---|
| 482 | ENDIF |
|---|
| 483 | IF (startloop .le. endloop) THEN |
|---|
| 484 | DO jk = 1, ilev |
|---|
| 485 | DO ji = startloop, endloop |
|---|
| 486 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 487 | jia = ji + nimpp - 1 |
|---|
| 488 | ijua = jpiglo - jia + 1 |
|---|
| 489 | IF((ijua .ge. (startloop + nimpp - 1)) .and. (ijua .lt. jia)) THEN |
|---|
| 490 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dl(ijua-nimpp+1,ijpjm1,jk) |
|---|
| 491 | ELSE |
|---|
| 492 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dr(iju,ijpjm1,jk) |
|---|
| 493 | ENDIF |
|---|
| 494 | END DO |
|---|
| 495 | END DO |
|---|
| 496 | ENDIF |
|---|
| 497 | |
|---|
| 498 | CASE ( 'V' ) ! V-point |
|---|
| 499 | IF (nimpp .ne. 1) THEN |
|---|
| 500 | startloop = 1 |
|---|
| 501 | ELSE |
|---|
| 502 | startloop = 2 |
|---|
| 503 | ENDIF |
|---|
| 504 | DO jk = 1, ilev |
|---|
| 505 | DO ji = startloop, nlci |
|---|
| 506 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
|---|
| 507 | pt3dl(ji,ijpj-1,jk) = psgn * pt3dr(ijt,ijpj-2,jk) |
|---|
| 508 | pt3dl(ji,ijpj ,jk) = psgn * pt3dr(ijt,ijpj-3,jk) |
|---|
| 509 | END DO |
|---|
| 510 | IF(nimpp .eq. 1) THEN |
|---|
| 511 | pt3dl(1,ijpj,jk) = psgn * pt3dl(3,ijpj-3,jk) |
|---|
| 512 | ENDIF |
|---|
| 513 | END DO |
|---|
| 514 | CASE ( 'F' ) ! F-point |
|---|
| 515 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 516 | endloop = nlci |
|---|
| 517 | ELSE |
|---|
| 518 | endloop = nlci - 1 |
|---|
| 519 | ENDIF |
|---|
| 520 | DO jk = 1, ilev |
|---|
| 521 | DO ji = 1, endloop |
|---|
| 522 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 523 | pt3dl(ji,ijpj-1,jk) = psgn * pt3dr(iju,ijpj-2,jk) |
|---|
| 524 | pt3dl(ji,ijpj ,jk) = psgn * pt3dr(iju,ijpj-3,jk) |
|---|
| 525 | END DO |
|---|
| 526 | IF(nimpp .eq. 1) THEN |
|---|
| 527 | pt3dl( 1 ,ijpj,jk) = psgn * pt3dl( 2 ,ijpj-3,jk) |
|---|
| 528 | ENDIF |
|---|
| 529 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
|---|
| 530 | pt3dl(nlci,ijpj,jk) = psgn * pt3dl(nlci-1,ijpj-3,jk) |
|---|
| 531 | ENDIF |
|---|
| 532 | END DO |
|---|
| 533 | END SELECT |
|---|
| 534 | ! |
|---|
| 535 | |
|---|
| 536 | CASE ( 5 , 6 ) ! * North fold F-point pivot |
|---|
| 537 | ! |
|---|
| 538 | SELECT CASE ( cd_type ) |
|---|
| 539 | CASE ( 'T' , 'W' ) ! T-, W-point |
|---|
| 540 | DO jk = 1, ilev |
|---|
| 541 | DO ji = 1, nlci |
|---|
| 542 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 543 | pt3dl(ji,ijpj,jk) = psgn * pt3dr(ijt,ijpj-1,jk) |
|---|
| 544 | END DO |
|---|
| 545 | END DO |
|---|
| 546 | |
|---|
| 547 | CASE ( 'U' ) ! U-point |
|---|
| 548 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 549 | endloop = nlci |
|---|
| 550 | ELSE |
|---|
| 551 | endloop = nlci - 1 |
|---|
| 552 | ENDIF |
|---|
| 553 | DO jk = 1, ilev |
|---|
| 554 | DO ji = 1, endloop |
|---|
| 555 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
|---|
| 556 | pt3dl(ji,ijpj,jk) = psgn * pt3dr(iju,ijpj-1,jk) |
|---|
| 557 | END DO |
|---|
| 558 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
|---|
| 559 | pt3dl(nlci,ijpj,jk) = psgn * pt3dr(1,ijpj-1,jk) |
|---|
| 560 | ENDIF |
|---|
| 561 | END DO |
|---|
| 562 | |
|---|
| 563 | CASE ( 'V' ) ! V-point |
|---|
| 564 | DO jk = 1, ilev |
|---|
| 565 | DO ji = 1, nlci |
|---|
| 566 | ijt = jpiglo - ji- nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 567 | pt3dl(ji,ijpj,jk) = psgn * pt3dr(ijt,ijpj-2,jk) |
|---|
| 568 | END DO |
|---|
| 569 | END DO |
|---|
| 570 | |
|---|
| 571 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
|---|
| 572 | startloop = 1 |
|---|
| 573 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
|---|
| 574 | startloop = jpiglo/2+1 - nimpp + 1 |
|---|
| 575 | ELSE |
|---|
| 576 | startloop = nlci + 1 |
|---|
| 577 | ENDIF |
|---|
| 578 | IF(startloop .le. nlci) THEN |
|---|
| 579 | DO jk = 1, ilev |
|---|
| 580 | DO ji = startloop, nlci |
|---|
| 581 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 582 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dr(ijt,ijpjm1,jk) |
|---|
| 583 | END DO |
|---|
| 584 | END DO |
|---|
| 585 | ENDIF |
|---|
| 586 | |
|---|
| 587 | CASE ( 'F' ) ! F-point |
|---|
| 588 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 589 | endloop = nlci |
|---|
| 590 | ELSE |
|---|
| 591 | endloop = nlci - 1 |
|---|
| 592 | ENDIF |
|---|
| 593 | DO jk = 1, ilev |
|---|
| 594 | DO ji = 1, endloop |
|---|
| 595 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
|---|
| 596 | pt3dl(ji,ijpj ,jk) = psgn * pt3dr(iju,ijpj-2,jk) |
|---|
| 597 | END DO |
|---|
| 598 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
|---|
| 599 | pt3dl(nlci,ijpj,jk) = psgn * pt3dr(1,ijpj-2,jk) |
|---|
| 600 | ENDIF |
|---|
| 601 | END DO |
|---|
| 602 | |
|---|
| 603 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 604 | endloop = nlci |
|---|
| 605 | ELSE |
|---|
| 606 | endloop = nlci - 1 |
|---|
| 607 | ENDIF |
|---|
| 608 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
|---|
| 609 | startloop = 1 |
|---|
| 610 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
|---|
| 611 | startloop = jpiglo/2+1 - nimpp + 1 |
|---|
| 612 | ELSE |
|---|
| 613 | startloop = endloop + 1 |
|---|
| 614 | ENDIF |
|---|
| 615 | IF (startloop .le. endloop) THEN |
|---|
| 616 | DO jk = 1, ilev |
|---|
| 617 | DO ji = startloop, endloop |
|---|
| 618 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
|---|
| 619 | pt3dl(ji,ijpjm1,jk) = psgn * pt3dr(iju,ijpjm1,jk) |
|---|
| 620 | END DO |
|---|
| 621 | END DO |
|---|
| 622 | ENDIF |
|---|
| 623 | |
|---|
| 624 | END SELECT |
|---|
| 625 | |
|---|
| 626 | CASE DEFAULT ! * closed : the code probably never go through |
|---|
| 627 | ! |
|---|
| 628 | SELECT CASE ( cd_type) |
|---|
| 629 | CASE ( 'T' , 'U' , 'V' , 'W' ) ! T-, U-, V-, W-points |
|---|
| 630 | pt3dl(:, 1 ,:) = 0.e0 |
|---|
| 631 | pt3dl(:,ijpj,:) = 0.e0 |
|---|
| 632 | CASE ( 'F' ) ! F-point |
|---|
| 633 | pt3dl(:,ijpj,:) = 0.e0 |
|---|
| 634 | END SELECT |
|---|
| 635 | ! |
|---|
| 636 | END SELECT ! npolj |
|---|
| 637 | ! |
|---|
| 638 | ! |
|---|
| 639 | END SUBROUTINE mpp_lbc_nfd_3d |
|---|
| 640 | |
|---|
| 641 | |
|---|
| 642 | SUBROUTINE mpp_lbc_nfd_2d( pt2dl, pt2dr, cd_type, psgn ) |
|---|
| 643 | !!---------------------------------------------------------------------- |
|---|
| 644 | !! *** routine mpp_lbc_nfd_2d *** |
|---|
| 645 | !! |
|---|
| 646 | !! ** Purpose : 2D lateral boundary condition : North fold treatment |
|---|
| 647 | !! without processor exchanges. |
|---|
| 648 | !! |
|---|
| 649 | !! ** Method : |
|---|
| 650 | !! |
|---|
| 651 | !! ** Action : pt2d with updated values along the north fold |
|---|
| 652 | !!---------------------------------------------------------------------- |
|---|
| 653 | CHARACTER(len=1) , INTENT(in ) :: cd_type ! define the nature of ptab array grid-points |
|---|
| 654 | ! ! = T , U , V , F , W points |
|---|
| 655 | REAL(wp) , INTENT(in ) :: psgn ! control of the sign change |
|---|
| 656 | ! ! = -1. , the sign is changed if north fold boundary |
|---|
| 657 | ! ! = 1. , the sign is kept if north fold boundary |
|---|
| 658 | REAL(wp), DIMENSION(:,:), INTENT(inout) :: pt2dl ! 2D array on which the boundary condition is applied |
|---|
| 659 | REAL(wp), DIMENSION(:,:), INTENT(in ) :: pt2dr ! 2D array on which the boundary condition is applied |
|---|
| 660 | ! |
|---|
| 661 | INTEGER :: ji |
|---|
| 662 | INTEGER :: ijt, iju, ijpj, ijpjm1, ijta, ijua, jia, startloop, endloop |
|---|
| 663 | !!---------------------------------------------------------------------- |
|---|
| 664 | |
|---|
| 665 | SELECT CASE ( jpni ) |
|---|
| 666 | CASE ( 1 ) ; ijpj = nlcj ! 1 proc only along the i-direction |
|---|
| 667 | CASE DEFAULT ; ijpj = 4 ! several proc along the i-direction |
|---|
| 668 | END SELECT |
|---|
| 669 | ! |
|---|
| 670 | ijpjm1 = ijpj-1 |
|---|
| 671 | |
|---|
| 672 | |
|---|
| 673 | SELECT CASE ( npolj ) |
|---|
| 674 | ! |
|---|
| 675 | CASE ( 3, 4 ) ! * North fold T-point pivot |
|---|
| 676 | ! |
|---|
| 677 | SELECT CASE ( cd_type ) |
|---|
| 678 | ! |
|---|
| 679 | CASE ( 'T' , 'W' ) ! T- , W-points |
|---|
| 680 | IF (nimpp .ne. 1) THEN |
|---|
| 681 | startloop = 1 |
|---|
| 682 | ELSE |
|---|
| 683 | startloop = 2 |
|---|
| 684 | ENDIF |
|---|
| 685 | DO ji = startloop, nlci |
|---|
| 686 | ijt=jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
|---|
| 687 | pt2dl(ji,ijpj) = psgn * pt2dr(ijt,ijpjm1-1) |
|---|
| 688 | END DO |
|---|
| 689 | IF (nimpp .eq. 1) THEN |
|---|
| 690 | pt2dl(1,ijpj) = psgn * pt2dl(3,ijpj-2) |
|---|
| 691 | ENDIF |
|---|
| 692 | |
|---|
| 693 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
|---|
| 694 | startloop = 1 |
|---|
| 695 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
|---|
| 696 | startloop = jpiglo/2+1 - nimpp + 1 |
|---|
| 697 | ELSE |
|---|
| 698 | startloop = nlci + 1 |
|---|
| 699 | ENDIF |
|---|
| 700 | DO ji = startloop, nlci |
|---|
| 701 | ijt=jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
|---|
| 702 | jia = ji + nimpp - 1 |
|---|
| 703 | ijta = jpiglo - jia + 2 |
|---|
| 704 | IF((ijta .ge. (startloop + nimpp - 1)) .and. (ijta .lt. jia)) THEN |
|---|
| 705 | pt2dl(ji,ijpjm1) = psgn * pt2dl(ijta-nimpp+1,ijpjm1) |
|---|
| 706 | ELSE |
|---|
| 707 | pt2dl(ji,ijpjm1) = psgn * pt2dr(ijt,ijpjm1) |
|---|
| 708 | ENDIF |
|---|
| 709 | END DO |
|---|
| 710 | |
|---|
| 711 | CASE ( 'U' ) ! U-point |
|---|
| 712 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 713 | endloop = nlci |
|---|
| 714 | ELSE |
|---|
| 715 | endloop = nlci - 1 |
|---|
| 716 | ENDIF |
|---|
| 717 | DO ji = 1, endloop |
|---|
| 718 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 719 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1-1) |
|---|
| 720 | END DO |
|---|
| 721 | |
|---|
| 722 | IF (nimpp .eq. 1) THEN |
|---|
| 723 | pt2dl( 1 ,ijpj ) = psgn * pt2dl( 2 ,ijpj-2) |
|---|
| 724 | pt2dl(1 ,ijpj-1) = psgn * pt2dr(jpiglo - nfiimpp(isendto(1), jpnj) + 1, ijpj-1) |
|---|
| 725 | ENDIF |
|---|
| 726 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
|---|
| 727 | pt2dl(nlci,ijpj ) = psgn * pt2dl(nlci-1,ijpj-2) |
|---|
| 728 | ENDIF |
|---|
| 729 | |
|---|
| 730 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 731 | endloop = nlci |
|---|
| 732 | ELSE |
|---|
| 733 | endloop = nlci - 1 |
|---|
| 734 | ENDIF |
|---|
| 735 | IF(nimpp .ge. (jpiglo/2)) THEN |
|---|
| 736 | startloop = 1 |
|---|
| 737 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2)) .AND. (nimpp .lt. (jpiglo/2))) THEN |
|---|
| 738 | startloop = jpiglo/2 - nimpp + 1 |
|---|
| 739 | ELSE |
|---|
| 740 | startloop = endloop + 1 |
|---|
| 741 | ENDIF |
|---|
| 742 | DO ji = startloop, endloop |
|---|
| 743 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 744 | jia = ji + nimpp - 1 |
|---|
| 745 | ijua = jpiglo - jia + 1 |
|---|
| 746 | IF((ijua .ge. (startloop + nimpp - 1)) .and. (ijua .lt. jia)) THEN |
|---|
| 747 | pt2dl(ji,ijpjm1) = psgn * pt2dl(ijua-nimpp+1,ijpjm1) |
|---|
| 748 | ELSE |
|---|
| 749 | pt2dl(ji,ijpjm1) = psgn * pt2dr(iju,ijpjm1) |
|---|
| 750 | ENDIF |
|---|
| 751 | END DO |
|---|
| 752 | |
|---|
| 753 | CASE ( 'V' ) ! V-point |
|---|
| 754 | IF (nimpp .ne. 1) THEN |
|---|
| 755 | startloop = 1 |
|---|
| 756 | ELSE |
|---|
| 757 | startloop = 2 |
|---|
| 758 | ENDIF |
|---|
| 759 | DO ji = startloop, nlci |
|---|
| 760 | ijt=jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
|---|
| 761 | pt2dl(ji,ijpjm1) = psgn * pt2dr(ijt,ijpjm1-1) |
|---|
| 762 | pt2dl(ji,ijpj) = psgn * pt2dr(ijt,ijpjm1-2) |
|---|
| 763 | END DO |
|---|
| 764 | IF (nimpp .eq. 1) THEN |
|---|
| 765 | pt2dl( 1 ,ijpj) = psgn * pt2dl( 3 ,ijpj-3) |
|---|
| 766 | ENDIF |
|---|
| 767 | |
|---|
| 768 | CASE ( 'F' ) ! F-point |
|---|
| 769 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 770 | endloop = nlci |
|---|
| 771 | ELSE |
|---|
| 772 | endloop = nlci - 1 |
|---|
| 773 | ENDIF |
|---|
| 774 | DO ji = 1, endloop |
|---|
| 775 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 776 | pt2dl(ji,ijpjm1) = psgn * pt2dr(iju,ijpjm1-1) |
|---|
| 777 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1-2) |
|---|
| 778 | END DO |
|---|
| 779 | IF (nimpp .eq. 1) THEN |
|---|
| 780 | pt2dl( 1 ,ijpj) = psgn * pt2dl( 2 ,ijpj-3) |
|---|
| 781 | pt2dl( 1 ,ijpj-1) = psgn * pt2dl( 2 ,ijpj-2) |
|---|
| 782 | ENDIF |
|---|
| 783 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
|---|
| 784 | pt2dl(nlci,ijpj) = psgn * pt2dl(nlci-1,ijpj-3) |
|---|
| 785 | pt2dl(nlci,ijpj-1) = psgn * pt2dl(nlci-1,ijpj-2) |
|---|
| 786 | ENDIF |
|---|
| 787 | |
|---|
| 788 | CASE ( 'I' ) ! ice U-V point (I-point) |
|---|
| 789 | IF (nimpp .ne. 1) THEN |
|---|
| 790 | startloop = 1 |
|---|
| 791 | ELSE |
|---|
| 792 | startloop = 3 |
|---|
| 793 | pt2dl(2,ijpj) = psgn * pt2dr(3,ijpjm1) |
|---|
| 794 | ENDIF |
|---|
| 795 | DO ji = startloop, nlci |
|---|
| 796 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 5 |
|---|
| 797 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1) |
|---|
| 798 | END DO |
|---|
| 799 | |
|---|
| 800 | CASE ( 'J' ) ! first ice U-V point |
|---|
| 801 | IF (nimpp .ne. 1) THEN |
|---|
| 802 | startloop = 1 |
|---|
| 803 | ELSE |
|---|
| 804 | startloop = 3 |
|---|
| 805 | pt2dl(2,ijpj) = psgn * pt2dl(3,ijpjm1) |
|---|
| 806 | ENDIF |
|---|
| 807 | DO ji = startloop, nlci |
|---|
| 808 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 5 |
|---|
| 809 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1) |
|---|
| 810 | END DO |
|---|
| 811 | |
|---|
| 812 | CASE ( 'K' ) ! second ice U-V point |
|---|
| 813 | IF (nimpp .ne. 1) THEN |
|---|
| 814 | startloop = 1 |
|---|
| 815 | ELSE |
|---|
| 816 | startloop = 3 |
|---|
| 817 | pt2dl(2,ijpj) = psgn * pt2dl(3,ijpjm1) |
|---|
| 818 | ENDIF |
|---|
| 819 | DO ji = startloop, nlci |
|---|
| 820 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 5 |
|---|
| 821 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1) |
|---|
| 822 | END DO |
|---|
| 823 | |
|---|
| 824 | END SELECT |
|---|
| 825 | ! |
|---|
| 826 | CASE ( 5, 6 ) ! * North fold F-point pivot |
|---|
| 827 | ! |
|---|
| 828 | SELECT CASE ( cd_type ) |
|---|
| 829 | CASE ( 'T' , 'W' ) ! T-, W-point |
|---|
| 830 | DO ji = 1, nlci |
|---|
| 831 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 832 | pt2dl(ji,ijpj) = psgn * pt2dr(ijt,ijpjm1) |
|---|
| 833 | END DO |
|---|
| 834 | |
|---|
| 835 | CASE ( 'U' ) ! U-point |
|---|
| 836 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 837 | endloop = nlci |
|---|
| 838 | ELSE |
|---|
| 839 | endloop = nlci - 1 |
|---|
| 840 | ENDIF |
|---|
| 841 | DO ji = 1, endloop |
|---|
| 842 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
|---|
| 843 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1) |
|---|
| 844 | END DO |
|---|
| 845 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
|---|
| 846 | pt2dl(nlci,ijpj) = psgn * pt2dr(1,ijpj-1) |
|---|
| 847 | ENDIF |
|---|
| 848 | |
|---|
| 849 | CASE ( 'V' ) ! V-point |
|---|
| 850 | DO ji = 1, nlci |
|---|
| 851 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 852 | pt2dl(ji,ijpj) = psgn * pt2dr(ijt,ijpjm1-1) |
|---|
| 853 | END DO |
|---|
| 854 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
|---|
| 855 | startloop = 1 |
|---|
| 856 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
|---|
| 857 | startloop = jpiglo/2+1 - nimpp + 1 |
|---|
| 858 | ELSE |
|---|
| 859 | startloop = nlci + 1 |
|---|
| 860 | ENDIF |
|---|
| 861 | DO ji = startloop, nlci |
|---|
| 862 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 3 |
|---|
| 863 | pt2dl(ji,ijpjm1) = psgn * pt2dr(ijt,ijpjm1) |
|---|
| 864 | END DO |
|---|
| 865 | |
|---|
| 866 | CASE ( 'F' ) ! F-point |
|---|
| 867 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 868 | endloop = nlci |
|---|
| 869 | ELSE |
|---|
| 870 | endloop = nlci - 1 |
|---|
| 871 | ENDIF |
|---|
| 872 | DO ji = 1, endloop |
|---|
| 873 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
|---|
| 874 | pt2dl(ji,ijpj) = psgn * pt2dr(iju,ijpjm1-1) |
|---|
| 875 | END DO |
|---|
| 876 | IF((nimpp + nlci - 1) .eq. jpiglo) THEN |
|---|
| 877 | pt2dl(nlci,ijpj) = psgn * pt2dr(1,ijpj-2) |
|---|
| 878 | ENDIF |
|---|
| 879 | |
|---|
| 880 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 881 | endloop = nlci |
|---|
| 882 | ELSE |
|---|
| 883 | endloop = nlci - 1 |
|---|
| 884 | ENDIF |
|---|
| 885 | IF(nimpp .ge. (jpiglo/2+1)) THEN |
|---|
| 886 | startloop = 1 |
|---|
| 887 | ELSEIF(((nimpp+nlci-1) .ge. (jpiglo/2+1)) .AND. (nimpp .lt. (jpiglo/2+1))) THEN |
|---|
| 888 | startloop = jpiglo/2+1 - nimpp + 1 |
|---|
| 889 | ELSE |
|---|
| 890 | startloop = endloop + 1 |
|---|
| 891 | ENDIF |
|---|
| 892 | |
|---|
| 893 | DO ji = startloop, endloop |
|---|
| 894 | iju = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 2 |
|---|
| 895 | pt2dl(ji,ijpjm1) = psgn * pt2dr(iju,ijpjm1) |
|---|
| 896 | END DO |
|---|
| 897 | |
|---|
| 898 | CASE ( 'I' ) ! ice U-V point (I-point) |
|---|
| 899 | IF (nimpp .ne. 1) THEN |
|---|
| 900 | startloop = 1 |
|---|
| 901 | ELSE |
|---|
| 902 | startloop = 2 |
|---|
| 903 | ENDIF |
|---|
| 904 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 905 | endloop = nlci |
|---|
| 906 | ELSE |
|---|
| 907 | endloop = nlci - 1 |
|---|
| 908 | ENDIF |
|---|
| 909 | DO ji = startloop , endloop |
|---|
| 910 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
|---|
| 911 | pt2dl(ji,ijpj)= 0.5 * (pt2dl(ji,ijpjm1) + psgn * pt2dr(ijt,ijpjm1)) |
|---|
| 912 | END DO |
|---|
| 913 | |
|---|
| 914 | CASE ( 'J' ) ! first ice U-V point |
|---|
| 915 | IF (nimpp .ne. 1) THEN |
|---|
| 916 | startloop = 1 |
|---|
| 917 | ELSE |
|---|
| 918 | startloop = 2 |
|---|
| 919 | ENDIF |
|---|
| 920 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 921 | endloop = nlci |
|---|
| 922 | ELSE |
|---|
| 923 | endloop = nlci - 1 |
|---|
| 924 | ENDIF |
|---|
| 925 | DO ji = startloop , endloop |
|---|
| 926 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
|---|
| 927 | pt2dl(ji,ijpj) = pt2dl(ji,ijpjm1) |
|---|
| 928 | END DO |
|---|
| 929 | |
|---|
| 930 | CASE ( 'K' ) ! second ice U-V point |
|---|
| 931 | IF (nimpp .ne. 1) THEN |
|---|
| 932 | startloop = 1 |
|---|
| 933 | ELSE |
|---|
| 934 | startloop = 2 |
|---|
| 935 | ENDIF |
|---|
| 936 | IF ((nimpp + nlci - 1) .ne. jpiglo) THEN |
|---|
| 937 | endloop = nlci |
|---|
| 938 | ELSE |
|---|
| 939 | endloop = nlci - 1 |
|---|
| 940 | ENDIF |
|---|
| 941 | DO ji = startloop, endloop |
|---|
| 942 | ijt = jpiglo - ji - nimpp - nfiimpp(isendto(1),jpnj) + 4 |
|---|
| 943 | pt2dl(ji,ijpj) = pt2dr(ijt,ijpjm1) |
|---|
| 944 | END DO |
|---|
| 945 | |
|---|
| 946 | END SELECT |
|---|
| 947 | ! |
|---|
| 948 | CASE DEFAULT ! * closed : the code probably never go through |
|---|
| 949 | ! |
|---|
| 950 | SELECT CASE ( cd_type) |
|---|
| 951 | CASE ( 'T' , 'U' , 'V' , 'W' ) ! T-, U-, V-, W-points |
|---|
| 952 | pt2dl(:, 1 ) = 0.e0 |
|---|
| 953 | pt2dl(:,ijpj) = 0.e0 |
|---|
| 954 | CASE ( 'F' ) ! F-point |
|---|
| 955 | pt2dl(:,ijpj) = 0.e0 |
|---|
| 956 | CASE ( 'I' ) ! ice U-V point |
|---|
| 957 | pt2dl(:, 1 ) = 0.e0 |
|---|
| 958 | pt2dl(:,ijpj) = 0.e0 |
|---|
| 959 | CASE ( 'J' ) ! first ice U-V point |
|---|
| 960 | pt2dl(:, 1 ) = 0.e0 |
|---|
| 961 | pt2dl(:,ijpj) = 0.e0 |
|---|
| 962 | CASE ( 'K' ) ! second ice U-V point |
|---|
| 963 | pt2dl(:, 1 ) = 0.e0 |
|---|
| 964 | pt2dl(:,ijpj) = 0.e0 |
|---|
| 965 | END SELECT |
|---|
| 966 | ! |
|---|
| 967 | END SELECT |
|---|
| 968 | ! |
|---|
| 969 | END SUBROUTINE mpp_lbc_nfd_2d |
|---|
| 970 | |
|---|
| 971 | !!====================================================================== |
|---|
| 972 | END MODULE lbcnfd |
|---|
