[10314] | 1 | !== IN: ptab is an array ==! |
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[13226] | 2 | # if defined SINGLE_PRECISION |
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| 3 | # define ARRAY_TYPE(i,j,k) REAL(sp) , INTENT(in ) :: ARRAY_IN(i,j,k) |
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| 4 | # define MASK_TYPE(i,j,k) REAL(sp) , INTENT(in ) :: MASK_IN(i,j,k) |
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| 5 | # define PRECISION sp |
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| 6 | # else |
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| 7 | # define ARRAY_TYPE(i,j,k) REAL(dp) , INTENT(in ) :: ARRAY_IN(i,j,k) |
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| 8 | # define MASK_TYPE(i,j,k) REAL(dp) , INTENT(in ) :: MASK_IN(i,j,k) |
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| 9 | # define PRECISION dp |
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| 10 | # endif |
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| 11 | |
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[10314] | 12 | # if defined DIM_2d |
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| 13 | # define ARRAY_IN(i,j,k) ptab(i,j) |
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| 14 | # define MASK_IN(i,j,k) pmask(i,j) |
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[10357] | 15 | # define INDEX_TYPE(k) INTEGER , INTENT( out) :: kindex(2) |
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[10314] | 16 | # define K_SIZE(ptab) 1 |
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| 17 | # endif |
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| 18 | # if defined DIM_3d |
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| 19 | # define ARRAY_IN(i,j,k) ptab(i,j,k) |
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| 20 | # define MASK_IN(i,j,k) pmask(i,j,k) |
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[10357] | 21 | # define INDEX_TYPE(k) INTEGER , INTENT( out) :: kindex(3) |
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[10314] | 22 | # define K_SIZE(ptab) SIZE(ptab,3) |
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| 23 | # endif |
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| 24 | # if defined OPERATION_MAXLOC |
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| 25 | # define MPI_OPERATION mpi_maxloc |
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[10357] | 26 | # define LOC_OPERATION MAXLOC |
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[10665] | 27 | # define ERRVAL -HUGE |
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[10314] | 28 | # endif |
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| 29 | # if defined OPERATION_MINLOC |
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| 30 | # define MPI_OPERATION mpi_minloc |
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[10357] | 31 | # define LOC_OPERATION MINLOC |
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[10665] | 32 | # define ERRVAL HUGE |
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[10314] | 33 | # endif |
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| 34 | |
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| 35 | SUBROUTINE ROUTINE_LOC( cdname, ptab, pmask, pmin, kindex ) |
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| 36 | !!---------------------------------------------------------------------- |
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| 37 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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[10357] | 38 | ARRAY_TYPE(:,:,:) ! array on which loctrans operation is applied |
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| 39 | MASK_TYPE(:,:,:) ! local mask |
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[13226] | 40 | REAL(PRECISION) , INTENT( out) :: pmin ! Global minimum of ptab |
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[10314] | 41 | INDEX_TYPE(:) ! index of minimum in global frame |
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| 42 | ! |
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| 43 | INTEGER :: ierror, ii, idim |
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[10357] | 44 | INTEGER :: index0 |
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[13226] | 45 | REAL(PRECISION) :: zmin ! local minimum |
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[10314] | 46 | INTEGER , DIMENSION(:), ALLOCATABLE :: ilocs |
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[13226] | 47 | REAL(dp), DIMENSION(2,1) :: zain, zaout |
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[10314] | 48 | !!----------------------------------------------------------------------- |
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| 49 | ! |
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| 50 | IF( narea == 1 .AND. numcom == -1 ) CALL mpp_report( cdname, ld_glb = .TRUE. ) |
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| 51 | ! |
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| 52 | idim = SIZE(kindex) |
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| 53 | ! |
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[10665] | 54 | IF ( ALL(MASK_IN(:,:,:) /= 1._wp) ) THEN |
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| 55 | ! special case for land processors |
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| 56 | zmin = ERRVAL(zmin) |
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| 57 | index0 = 0 |
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| 58 | ELSE |
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| 59 | ALLOCATE ( ilocs(idim) ) |
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| 60 | ! |
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| 61 | ilocs = LOC_OPERATION( ARRAY_IN(:,:,:) , mask= MASK_IN(:,:,:) == 1._wp ) |
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| 62 | zmin = ARRAY_IN(ilocs(1),ilocs(2),ilocs(3)) |
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| 63 | ! |
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| 64 | kindex(1) = mig( ilocs(1) ) |
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[12933] | 65 | #if defined DIM_2d || defined DIM_3d /* avoid warning when kindex has 1 element */ |
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[10665] | 66 | kindex(2) = mjg( ilocs(2) ) |
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[12933] | 67 | #endif |
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| 68 | #if defined DIM_3d /* avoid warning when kindex has 2 elements */ |
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[10665] | 69 | kindex(3) = ilocs(3) |
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[12933] | 70 | #endif |
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[10665] | 71 | ! |
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| 72 | DEALLOCATE (ilocs) |
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| 73 | ! |
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| 74 | index0 = kindex(1)-1 ! 1d index starting at 0 |
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[12933] | 75 | #if defined DIM_2d || defined DIM_3d /* avoid warning when kindex has 1 element */ |
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[10665] | 76 | index0 = index0 + jpiglo * (kindex(2)-1) |
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[12933] | 77 | #endif |
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| 78 | #if defined DIM_3d /* avoid warning when kindex has 2 elements */ |
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[10665] | 79 | index0 = index0 + jpiglo * jpjglo * (kindex(3)-1) |
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[12933] | 80 | #endif |
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[10665] | 81 | END IF |
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[10314] | 82 | zain(1,:) = zmin |
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[10357] | 83 | zain(2,:) = REAL(index0, wp) |
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[10314] | 84 | ! |
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| 85 | IF( ln_timing ) CALL tic_tac(.TRUE., ld_global = .TRUE.) |
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[12933] | 86 | #if defined key_mpp_mpi |
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[10314] | 87 | CALL MPI_ALLREDUCE( zain, zaout, 1, MPI_2DOUBLE_PRECISION, MPI_OPERATION ,MPI_COMM_OCE, ierror) |
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[12933] | 88 | #else |
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| 89 | zaout(:,:) = zain(:,:) |
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| 90 | #endif |
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[10314] | 91 | IF( ln_timing ) CALL tic_tac(.FALSE., ld_global = .TRUE.) |
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| 92 | ! |
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[10357] | 93 | pmin = zaout(1,1) |
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| 94 | index0 = NINT( zaout(2,1) ) |
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[12933] | 95 | #if defined DIM_3d /* avoid warning when kindex has 2 elements */ |
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[10357] | 96 | kindex(3) = index0 / (jpiglo*jpjglo) |
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| 97 | index0 = index0 - kindex(3) * (jpiglo*jpjglo) |
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[12933] | 98 | #endif |
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| 99 | #if defined DIM_2d || defined DIM_3d /* avoid warning when kindex has 1 element */ |
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[10357] | 100 | kindex(2) = index0 / jpiglo |
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| 101 | index0 = index0 - kindex(2) * jpiglo |
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[12933] | 102 | #endif |
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[10357] | 103 | kindex(1) = index0 |
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| 104 | kindex(:) = kindex(:) + 1 ! start indices at 1 |
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[10314] | 105 | |
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| 106 | END SUBROUTINE ROUTINE_LOC |
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| 107 | |
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[13226] | 108 | |
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| 109 | #undef PRECISION |
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[10314] | 110 | #undef ARRAY_TYPE |
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[13286] | 111 | #undef MASK_TYPE |
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[10314] | 112 | #undef ARRAY_IN |
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| 113 | #undef MASK_IN |
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| 114 | #undef K_SIZE |
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| 115 | #undef MPI_OPERATION |
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[10357] | 116 | #undef LOC_OPERATION |
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[10314] | 117 | #undef INDEX_TYPE |
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[10716] | 118 | #undef ERRVAL |
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