| 1 | MODULE lib_fortran |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE lib_fortran *** |
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| 4 | !! Fortran utilities: includes some low levels fortran functionality |
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| 5 | !!====================================================================== |
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| 6 | !! History : 3.2 ! 2010-05 (M. Dunphy, R. Benshila) Original code |
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| 7 | !! 3.4 ! 2013-06 (C. Rousset) add glob_min, glob_max |
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| 8 | !! + 3d dim. of input is fexible (jpk, jpl...) |
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| 9 | !! 4.0 ! 2016-06 (T. Lovato) double precision global sum by default |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! glob_sum : generic interface for global masked summation over |
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| 14 | !! the interior domain for 1 or 2 2D or 3D arrays |
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| 15 | !! it works only for T points |
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| 16 | !! SIGN : generic interface for SIGN to overwrite f95 behaviour |
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| 17 | !! of intrinsinc sign function |
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| 18 | !!---------------------------------------------------------------------- |
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| 19 | USE par_oce ! Ocean parameter |
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| 20 | USE dom_oce ! ocean domain |
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| 21 | USE in_out_manager ! I/O manager |
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| 22 | USE lib_mpp ! distributed memory computing |
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| 23 | USE lbclnk ! ocean lateral boundary conditions |
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| 24 | |
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| 25 | IMPLICIT NONE |
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| 26 | PRIVATE |
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| 27 | |
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| 28 | PUBLIC glob_sum ! used in many places (masked with tmask_i) |
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| 29 | PUBLIC glob_sum_full ! used in many places (masked with tmask_h, ie only over the halos) |
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| 30 | PUBLIC local_sum ! used in trcrad, local operation before glob_sum_delay |
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| 31 | PUBLIC sum3x3 ! used in trcrad, do a sum over 3x3 boxes |
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| 32 | PUBLIC DDPDD ! also used in closea module |
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| 33 | PUBLIC glob_min, glob_max |
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| 34 | #if defined key_nosignedzero |
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| 35 | PUBLIC SIGN |
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| 36 | #endif |
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| 37 | |
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| 38 | INTERFACE glob_sum |
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| 39 | MODULE PROCEDURE glob_sum_1d, glob_sum_2d, glob_sum_3d |
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| 40 | END INTERFACE |
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| 41 | INTERFACE glob_sum_full |
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| 42 | MODULE PROCEDURE glob_sum_full_2d, glob_sum_full_3d |
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| 43 | END INTERFACE |
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| 44 | INTERFACE local_sum |
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| 45 | MODULE PROCEDURE local_sum_2d, local_sum_3d |
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| 46 | END INTERFACE |
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| 47 | INTERFACE sum3x3 |
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| 48 | MODULE PROCEDURE sum3x3_2d, sum3x3_3d |
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| 49 | END INTERFACE |
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| 50 | INTERFACE glob_min |
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| 51 | MODULE PROCEDURE glob_min_2d, glob_min_3d |
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| 52 | END INTERFACE |
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| 53 | INTERFACE glob_max |
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| 54 | MODULE PROCEDURE glob_max_2d, glob_max_3d |
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| 55 | END INTERFACE |
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| 56 | |
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| 57 | #if defined key_nosignedzero |
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| 58 | INTERFACE SIGN |
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| 59 | MODULE PROCEDURE SIGN_SCALAR, SIGN_ARRAY_1D, SIGN_ARRAY_2D, SIGN_ARRAY_3D, & |
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| 60 | & SIGN_ARRAY_1D_A, SIGN_ARRAY_2D_A, SIGN_ARRAY_3D_A, & |
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| 61 | & SIGN_ARRAY_1D_B, SIGN_ARRAY_2D_B, SIGN_ARRAY_3D_B |
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| 62 | END INTERFACE |
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| 63 | #endif |
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| 64 | |
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| 65 | !!---------------------------------------------------------------------- |
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| 66 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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| 67 | !! $Id$ |
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| 68 | !! Software governed by the CeCILL license (see ./LICENSE) |
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| 69 | !!---------------------------------------------------------------------- |
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| 70 | CONTAINS |
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| 71 | ! ! FUNCTION glob_sum_1d ! |
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| 72 | FUNCTION glob_sum_c1d(ptab, kdim, ldcom, cdname) |
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| 73 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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| 74 | INTEGER, INTENT(IN) :: kdim |
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| 75 | COMPLEX(KIND = wp), INTENT(IN), DIMENSION(kdim) :: ptab |
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| 76 | LOGICAL, INTENT(IN) :: ldcom |
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| 77 | REAL(KIND = wp) :: glob_sum_c1d |
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| 78 | |
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| 79 | COMPLEX(KIND = wp) :: ctmp |
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| 80 | INTEGER :: ji |
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| 81 | |
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| 82 | ctmp = CMPLX(0.E0, 0.E0, wp) |
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| 83 | |
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| 84 | DO ji = 1, kdim |
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| 85 | CALL DDPDD(ptab(ji), ctmp) |
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| 86 | END DO |
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| 87 | |
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| 88 | IF (ldcom) CALL mpp_sum(cdname, ctmp) |
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| 89 | |
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| 90 | glob_sum_c1d = REAL(ctmp, wp) |
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| 91 | |
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| 92 | END FUNCTION glob_sum_c1d |
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| 93 | |
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| 94 | FUNCTION glob_sum_1d( cdname, ptab ) |
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| 95 | !!---------------------------------------------------------------------- |
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| 96 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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| 97 | REAL(wp) , INTENT(in ) :: ptab(:) ! array on which operation is applied |
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| 98 | REAL(wp) :: glob_sum_1d |
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| 99 | ! |
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| 100 | !!----------------------------------------------------------------------- |
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| 101 | ! |
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| 102 | REAL(wp) :: FUNCTION_GLOB_OP ! global sum |
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| 103 | !! |
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| 104 | COMPLEX(wp):: ctmp |
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| 105 | REAL(wp) :: ztmp |
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| 106 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 107 | INTEGER :: ipi, ipj, ipk ! dimensions |
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| 108 | !!----------------------------------------------------------------------- |
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| 109 | ! |
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| 110 | ipi = SIZE(ptab,1) ! 1st dimension |
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| 111 | ipj = 1 ! 2nd dimension |
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| 112 | ipk = 1 ! 3rd dimension |
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| 113 | ! |
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| 114 | ctmp = CMPLX( 0.e0, 0.e0, wp ) ! warning ctmp is cumulated |
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| 115 | |
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| 116 | DO jk = 1, ipk |
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| 117 | DO jj = 1, ipj |
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| 118 | DO ji = 1, ipi |
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| 119 | ztmp = ptab(ji) * 1. |
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| 120 | CALL DDPDD( CMPLX( ztmp, 0.e0, wp ), ctmp ) |
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| 121 | END DO |
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| 122 | END DO |
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| 123 | END DO |
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| 124 | CALL mpp_sum( cdname, ctmp ) ! sum over the global domain |
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| 125 | glob_sum_1d = REAL(ctmp,wp) |
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| 126 | |
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| 127 | END FUNCTION glob_sum_1d |
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| 128 | |
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| 129 | ! |
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| 130 | |
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| 131 | ! ! FUNCTION glob_sum_2d ! |
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| 132 | |
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| 133 | FUNCTION glob_sum_2d( cdname, ptab ) |
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| 134 | !!---------------------------------------------------------------------- |
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| 135 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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| 136 | REAL(wp) , INTENT(in ) :: ptab(:,:) ! array on which operation is applied |
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| 137 | REAL(wp) :: glob_sum_2d |
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| 138 | ! |
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| 139 | !!----------------------------------------------------------------------- |
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| 140 | ! |
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| 141 | REAL(wp) :: FUNCTION_GLOB_OP ! global sum |
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| 142 | !! |
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| 143 | COMPLEX(wp):: ctmp |
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| 144 | REAL(wp) :: ztmp |
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| 145 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 146 | INTEGER :: ipi, ipj, ipk ! dimensions |
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| 147 | COMPLEX(KIND = wp), allocatable :: hsum(:) |
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| 148 | !!----------------------------------------------------------------------- |
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| 149 | ! |
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| 150 | ipi = SIZE(ptab,1) ! 1st dimension |
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| 151 | ipj = SIZE(ptab,2) ! 2nd dimension |
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| 152 | ipk = 1 ! 3rd dimension |
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| 153 | |
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| 154 | ALLOCATE(hsum(ipj)) |
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| 155 | |
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| 156 | DO jk = 1, ipk |
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| 157 | DO jj = 1, ipj |
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| 158 | ctmp = CMPLX( 0.e0, 0.e0, wp ) |
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| 159 | DO ji = 1, ipi |
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| 160 | ztmp = ptab(ji,jj) * tmask_i(ji,jj) |
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| 161 | CALL DDPDD( CMPLX( ztmp, 0.e0, wp ), ctmp ) |
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| 162 | END DO |
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| 163 | hsum(jj) = ctmp |
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| 164 | END DO |
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| 165 | END DO |
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| 166 | |
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| 167 | glob_sum_2d = glob_sum_c1d(hsum, ipj, .TRUE..AND.lk_mpp, cdname) |
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| 168 | |
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| 169 | DEALLOCATE(hsum) |
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| 170 | |
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| 171 | END FUNCTION glob_sum_2d |
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| 172 | |
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| 173 | ! |
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| 174 | ! ! FUNCTION glob_sum_full_2d ! |
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| 175 | |
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| 176 | FUNCTION glob_sum_full_2d( cdname, ptab ) |
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| 177 | !!---------------------------------------------------------------------- |
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| 178 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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| 179 | REAL(wp) , INTENT(in ) :: ptab(:,:) ! array on which operation is applied |
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| 180 | REAL(wp) :: glob_sum_full_2d |
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| 181 | ! |
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| 182 | !!----------------------------------------------------------------------- |
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| 183 | ! |
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| 184 | REAL(wp) :: FUNCTION_GLOB_OP ! global sum |
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| 185 | !! |
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| 186 | COMPLEX(wp):: ctmp |
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| 187 | REAL(wp) :: ztmp |
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| 188 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 189 | INTEGER :: ipi, ipj, ipk ! dimensions |
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| 190 | COMPLEX(KIND = wp), allocatable :: hsum(:) |
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| 191 | !!----------------------------------------------------------------------- |
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| 192 | ! |
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| 193 | ipi = SIZE(ptab,1) ! 1st dimension |
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| 194 | ipj = SIZE(ptab,2) ! 2nd dimension |
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| 195 | ipk = 1 ! 3rd dimension |
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| 196 | ALLOCATE(hsum(ipj)) |
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| 197 | ! |
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| 198 | DO jk = 1, ipk |
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| 199 | DO jj = 1, ipj |
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| 200 | ctmp = CMPLX( 0.e0, 0.e0, wp ) ! warning ctmp is cumulated |
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| 201 | DO ji = 1, ipi |
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| 202 | ztmp = ptab(ji,jj) * tmask_h(ji,jj) |
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| 203 | CALL DDPDD( CMPLX( ztmp, 0.e0, wp ), ctmp ) |
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| 204 | END DO |
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| 205 | hsum(jj) = ctmp |
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| 206 | END DO |
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| 207 | END DO |
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| 208 | |
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| 209 | glob_sum_full_2d = glob_sum_c1d(hsum, ipj, .TRUE..AND.lk_mpp, cdname) |
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| 210 | |
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| 211 | DEALLOCATE(hsum) |
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| 212 | |
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| 213 | END FUNCTION glob_sum_full_2d |
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| 214 | |
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| 215 | ! |
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| 216 | |
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| 217 | ! ! FUNCTION glob_sum_3d ! |
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| 218 | |
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| 219 | FUNCTION glob_sum_3d( cdname, ptab ) |
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| 220 | !!---------------------------------------------------------------------- |
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| 221 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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| 222 | REAL(wp) , INTENT(in ) :: ptab(:,:,:) ! array on which operation is applied |
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| 223 | REAL(wp) :: glob_sum_3d |
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| 224 | ! |
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| 225 | !!----------------------------------------------------------------------- |
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| 226 | ! |
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| 227 | REAL(wp) :: FUNCTION_GLOB_OP ! global sum |
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| 228 | !! |
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| 229 | COMPLEX(wp):: ctmp |
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| 230 | REAL(wp) :: ztmp |
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| 231 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 232 | INTEGER :: ipi, ipj, ipk ! dimensions |
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| 233 | COMPLEX(KIND = wp), allocatable :: hsum(:) |
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| 234 | !!----------------------------------------------------------------------- |
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| 235 | ! |
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| 236 | ipi = SIZE(ptab,1) ! 1st dimension |
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| 237 | ipj = SIZE(ptab,2) ! 2nd dimension |
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| 238 | ipk = SIZE(ptab,3) ! 3rd dimension |
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| 239 | ! |
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| 240 | ALLOCATE(hsum(ipk)) |
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| 241 | |
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| 242 | DO jk = 1, ipk |
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| 243 | ctmp = CMPLX( 0.e0, 0.e0, wp ) ! warning ctmp is cumulated |
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| 244 | DO jj = 1, ipj |
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| 245 | DO ji = 1, ipi |
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| 246 | ztmp = ptab(ji,jj,jk) * tmask_i(ji,jj) |
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| 247 | CALL DDPDD( CMPLX( ztmp, 0.e0, wp ), ctmp ) |
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| 248 | END DO |
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| 249 | END DO |
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| 250 | hsum(jk) = ctmp |
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| 251 | END DO |
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| 252 | |
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| 253 | glob_sum_3d = glob_sum_c1d(hsum, ipk, .TRUE..AND.lk_mpp, cdname) |
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| 254 | |
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| 255 | DEALLOCATE(hsum) |
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| 256 | |
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| 257 | END FUNCTION glob_sum_3d |
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| 258 | |
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| 259 | ! |
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| 260 | ! ! FUNCTION glob_sum_full_3d ! |
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| 261 | |
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| 262 | FUNCTION glob_sum_full_3d( cdname, ptab ) |
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| 263 | !!---------------------------------------------------------------------- |
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| 264 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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| 265 | REAL(wp) , INTENT(in ) :: ptab(:,:,:) ! array on which operation is applied |
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| 266 | REAL(wp) :: glob_sum_full_3d |
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| 267 | ! |
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| 268 | !!----------------------------------------------------------------------- |
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| 269 | ! |
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| 270 | REAL(wp) :: FUNCTION_GLOB_OP ! global sum |
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| 271 | !! |
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| 272 | COMPLEX(wp):: ctmp |
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| 273 | REAL(wp) :: ztmp |
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| 274 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 275 | INTEGER :: ipi, ipj, ipk ! dimensions |
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| 276 | COMPLEX(KIND = wp), allocatable :: hsum(:) |
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| 277 | !!----------------------------------------------------------------------- |
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| 278 | ! |
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| 279 | ipi = SIZE(ptab,1) ! 1st dimension |
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| 280 | ipj = SIZE(ptab,2) ! 2nd dimension |
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| 281 | ipk = SIZE(ptab,3) ! 3rd dimension |
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| 282 | ! |
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| 283 | ALLOCATE(hsum(ipk)) |
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| 284 | |
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| 285 | DO jk = 1, ipk |
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| 286 | ctmp = CMPLX( 0.e0, 0.e0, wp ) |
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| 287 | DO jj = 1, ipj |
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| 288 | DO ji = 1, ipi |
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| 289 | ztmp = ptab(ji,jj,jk) * tmask_h(ji,jj) |
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| 290 | CALL DDPDD( CMPLX( ztmp, 0.e0, wp ), ctmp ) |
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| 291 | END DO |
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| 292 | END DO |
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| 293 | hsum(jk) = ctmp |
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| 294 | END DO |
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| 295 | |
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| 296 | glob_sum_full_3d = glob_sum_c1d(hsum, ipk, .TRUE..AND.lk_mpp, cdname) |
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| 297 | |
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| 298 | DEALLOCATE(hsum) |
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| 299 | |
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| 300 | END FUNCTION glob_sum_full_3d |
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| 301 | |
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| 302 | ! |
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| 303 | |
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| 304 | |
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| 305 | |
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| 306 | |
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| 307 | ! ! FUNCTION glob_min_2d ! |
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| 308 | |
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| 309 | FUNCTION glob_min_2d( cdname, ptab ) |
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| 310 | !!---------------------------------------------------------------------- |
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| 311 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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| 312 | REAL(wp) , INTENT(in ) :: ptab(:,:) ! array on which operation is applied |
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| 313 | REAL(wp) :: glob_min_2d |
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| 314 | ! |
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| 315 | !!----------------------------------------------------------------------- |
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| 316 | ! |
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| 317 | REAL(wp) :: FUNCTION_GLOB_OP ! global sum |
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| 318 | !! |
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| 319 | COMPLEX(wp):: ctmp |
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| 320 | REAL(wp) :: ztmp |
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| 321 | INTEGER :: jk ! dummy loop indices |
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| 322 | INTEGER :: ipk ! dimensions |
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| 323 | !!----------------------------------------------------------------------- |
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| 324 | ! |
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| 325 | ipk = 1 ! 3rd dimension |
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| 326 | ! |
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| 327 | ztmp = minval( ptab(:,:)*tmask_i(:,:) ) |
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| 328 | |
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| 329 | CALL mpp_min( cdname, ztmp) |
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| 330 | |
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| 331 | glob_min_2d = ztmp |
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| 332 | |
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| 333 | |
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| 334 | END FUNCTION glob_min_2d |
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| 335 | |
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| 336 | ! ! FUNCTION glob_max_2d ! |
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| 337 | |
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| 338 | FUNCTION glob_max_2d( cdname, ptab ) |
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| 339 | !!---------------------------------------------------------------------- |
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| 340 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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| 341 | REAL(wp) , INTENT(in ) :: ptab(:,:) ! array on which operation is applied |
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| 342 | REAL(wp) :: glob_max_2d |
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| 343 | ! |
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| 344 | !!----------------------------------------------------------------------- |
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| 345 | ! |
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| 346 | REAL(wp) :: FUNCTION_GLOB_OP ! global sum |
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| 347 | !! |
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| 348 | COMPLEX(wp):: ctmp |
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| 349 | REAL(wp) :: ztmp |
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| 350 | INTEGER :: jk ! dummy loop indices |
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| 351 | INTEGER :: ipk ! dimensions |
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| 352 | !!----------------------------------------------------------------------- |
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| 353 | ! |
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| 354 | ipk = 1 ! 3rd dimension |
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| 355 | ! |
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| 356 | ztmp = maxval( ptab(:,:)*tmask_i(:,:) ) |
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| 357 | |
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| 358 | CALL mpp_max( cdname, ztmp) |
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| 359 | |
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| 360 | glob_max_2d = ztmp |
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| 361 | |
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| 362 | |
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| 363 | END FUNCTION glob_max_2d |
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| 364 | |
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| 365 | |
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| 366 | ! ! FUNCTION glob_min_3d ! |
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| 367 | |
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| 368 | FUNCTION glob_min_3d( cdname, ptab ) |
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| 369 | !!---------------------------------------------------------------------- |
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| 370 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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| 371 | REAL(wp) , INTENT(in ) :: ptab(:,:,:) ! array on which operation is applied |
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| 372 | REAL(wp) :: glob_min_3d |
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| 373 | ! |
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| 374 | !!----------------------------------------------------------------------- |
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| 375 | ! |
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| 376 | REAL(wp) :: FUNCTION_GLOB_OP ! global sum |
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| 377 | !! |
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| 378 | COMPLEX(wp):: ctmp |
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| 379 | REAL(wp) :: ztmp |
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| 380 | INTEGER :: jk ! dummy loop indices |
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| 381 | INTEGER :: ipk ! dimensions |
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| 382 | !!----------------------------------------------------------------------- |
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| 383 | ! |
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| 384 | ipk = SIZE(ptab,3) ! 3rd dimension |
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| 385 | ! |
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| 386 | ztmp = minval( ptab(:,:,1)*tmask_i(:,:) ) |
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| 387 | DO jk = 2, ipk |
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| 388 | ztmp = min(ztmp, minval( ptab(:,:,jk)*tmask_i(:,:) )) |
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| 389 | ENDDO |
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| 390 | |
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| 391 | CALL mpp_min( cdname, ztmp) |
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| 392 | |
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| 393 | glob_min_3d = ztmp |
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| 394 | |
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| 395 | |
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| 396 | END FUNCTION glob_min_3d |
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| 397 | |
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| 398 | ! ! FUNCTION glob_max_3d ! |
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| 399 | |
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| 400 | FUNCTION glob_max_3d( cdname, ptab ) |
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| 401 | !!---------------------------------------------------------------------- |
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| 402 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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| 403 | REAL(wp) , INTENT(in ) :: ptab(:,:,:) ! array on which operation is applied |
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| 404 | REAL(wp) :: glob_max_3d |
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| 405 | ! |
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| 406 | !!----------------------------------------------------------------------- |
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| 407 | ! |
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| 408 | REAL(wp) :: FUNCTION_GLOB_OP ! global sum |
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| 409 | !! |
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| 410 | COMPLEX(wp):: ctmp |
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| 411 | REAL(wp) :: ztmp |
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| 412 | INTEGER :: jk ! dummy loop indices |
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| 413 | INTEGER :: ipk ! dimensions |
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| 414 | !!----------------------------------------------------------------------- |
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| 415 | ! |
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| 416 | ipk = SIZE(ptab,3) ! 3rd dimension |
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| 417 | ! |
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| 418 | ztmp = maxval( ptab(:,:,1)*tmask_i(:,:) ) |
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| 419 | DO jk = 2, ipk |
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| 420 | ztmp = max(ztmp, maxval( ptab(:,:,jk)*tmask_i(:,:) )) |
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| 421 | ENDDO |
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| 422 | |
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| 423 | CALL mpp_max( cdname, ztmp) |
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| 424 | |
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| 425 | glob_max_3d = ztmp |
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| 426 | |
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| 427 | |
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| 428 | END FUNCTION glob_max_3d |
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| 429 | |
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| 430 | |
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| 431 | ! ! FUNCTION local_sum ! |
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| 432 | |
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| 433 | FUNCTION local_sum_2d( ptab ) |
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| 434 | !!---------------------------------------------------------------------- |
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| 435 | REAL(wp), INTENT(in ) :: ptab(:,:) ! array on which operation is applied |
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| 436 | COMPLEX(wp) :: local_sum_2d |
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| 437 | ! |
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| 438 | !!----------------------------------------------------------------------- |
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| 439 | ! |
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| 440 | COMPLEX(wp):: ctmp |
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| 441 | REAL(wp) :: ztmp |
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| 442 | INTEGER :: ji, jj ! dummy loop indices |
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| 443 | INTEGER :: ipi, ipj ! dimensions |
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| 444 | COMPLEX(KIND = wp), allocatable :: hsum(:) |
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| 445 | !!----------------------------------------------------------------------- |
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| 446 | ! |
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| 447 | ipi = SIZE(ptab,1) ! 1st dimension |
|---|
| 448 | ipj = SIZE(ptab,2) ! 2nd dimension |
|---|
| 449 | ! |
|---|
| 450 | ALLOCATE(hsum(ipj)) |
|---|
| 451 | |
|---|
| 452 | DO jj = 1, ipj |
|---|
| 453 | ctmp = CMPLX( 0.e0, 0.e0, wp ) |
|---|
| 454 | DO ji = 1, ipi |
|---|
| 455 | ztmp = ptab(ji,jj) * tmask_i(ji,jj) |
|---|
| 456 | CALL DDPDD( CMPLX( ztmp, 0.e0, wp ), ctmp ) |
|---|
| 457 | END DO |
|---|
| 458 | hsum(jj) = ctmp |
|---|
| 459 | END DO |
|---|
| 460 | ! |
|---|
| 461 | local_sum_2d = glob_sum_c1d(hsum, ipj, .FALSE., 'NONE') |
|---|
| 462 | |
|---|
| 463 | DEALLOCATE(hsum) |
|---|
| 464 | |
|---|
| 465 | END FUNCTION local_sum_2d |
|---|
| 466 | |
|---|
| 467 | FUNCTION local_sum_3d( ptab ) |
|---|
| 468 | !!---------------------------------------------------------------------- |
|---|
| 469 | REAL(wp), INTENT(in ) :: ptab(:,:,:) ! array on which operation is applied |
|---|
| 470 | COMPLEX(wp) :: local_sum_3d |
|---|
| 471 | ! |
|---|
| 472 | !!----------------------------------------------------------------------- |
|---|
| 473 | ! |
|---|
| 474 | COMPLEX(wp):: ctmp |
|---|
| 475 | REAL(wp) :: ztmp |
|---|
| 476 | INTEGER :: ji, jj, jk ! dummy loop indices |
|---|
| 477 | INTEGER :: ipi, ipj, ipk ! dimensions |
|---|
| 478 | COMPLEX(KIND = wp), allocatable :: hsum(:) |
|---|
| 479 | !!----------------------------------------------------------------------- |
|---|
| 480 | ! |
|---|
| 481 | ipi = SIZE(ptab,1) ! 1st dimension |
|---|
| 482 | ipj = SIZE(ptab,2) ! 2nd dimension |
|---|
| 483 | ipk = SIZE(ptab,3) ! 3rd dimension |
|---|
| 484 | ! |
|---|
| 485 | ALLOCATE(hsum(ipk)) |
|---|
| 486 | ctmp = CMPLX( 0.e0, 0.e0, wp ) ! warning ctmp is cumulated |
|---|
| 487 | |
|---|
| 488 | DO jk = 1, ipk |
|---|
| 489 | ctmp = CMPLX( 0.e0, 0.e0, wp ) |
|---|
| 490 | DO jj = 1, ipj |
|---|
| 491 | DO ji = 1, ipi |
|---|
| 492 | ztmp = ptab(ji,jj,jk) * tmask_i(ji,jj) |
|---|
| 493 | CALL DDPDD( CMPLX( ztmp, 0.e0, wp ), ctmp ) |
|---|
| 494 | END DO |
|---|
| 495 | END DO |
|---|
| 496 | hsum(jk) = ctmp |
|---|
| 497 | END DO |
|---|
| 498 | ! |
|---|
| 499 | local_sum_3d = glob_sum_c1d(hsum, ipk, .FALSE., 'NONE') |
|---|
| 500 | |
|---|
| 501 | DEALLOCATE(hsum) |
|---|
| 502 | |
|---|
| 503 | END FUNCTION local_sum_3d |
|---|
| 504 | |
|---|
| 505 | ! ! FUNCTION sum3x3 ! |
|---|
| 506 | |
|---|
| 507 | SUBROUTINE sum3x3_2d( p2d ) |
|---|
| 508 | !!----------------------------------------------------------------------- |
|---|
| 509 | !! *** routine sum3x3_2d *** |
|---|
| 510 | !! |
|---|
| 511 | !! ** Purpose : sum over 3x3 boxes |
|---|
| 512 | !!---------------------------------------------------------------------- |
|---|
| 513 | REAL(wp), DIMENSION (:,:), INTENT(inout) :: p2d |
|---|
| 514 | ! |
|---|
| 515 | INTEGER :: ji, ji2, jj, jj2 ! dummy loop indices |
|---|
| 516 | !!---------------------------------------------------------------------- |
|---|
| 517 | ! |
|---|
| 518 | IF( SIZE(p2d,1) /= jpi ) CALL ctl_stop( 'STOP', 'wrong call of sum3x3_2d, the first dimension is not equal to jpi' ) |
|---|
| 519 | IF( SIZE(p2d,2) /= jpj ) CALL ctl_stop( 'STOP', 'wrong call of sum3x3_2d, the second dimension is not equal to jpj' ) |
|---|
| 520 | ! |
|---|
| 521 | DO jj = 1, jpj |
|---|
| 522 | DO ji = 1, jpi |
|---|
| 523 | IF( MOD(mig(ji), 3) == 1 .AND. MOD(mjg(jj), 3) == 1 ) THEN ! bottom left corber of a 3x3 box |
|---|
| 524 | ji2 = MIN(mig(ji)+2, jpiglo) - nimpp + 1 ! right position of the box |
|---|
| 525 | jj2 = MIN(mjg(jj)+2, jpjglo) - njmpp + 1 ! upper position of the box |
|---|
| 526 | IF( ji2 <= jpi .AND. jj2 <= jpj ) THEN ! the box is fully included in the local mpi domain |
|---|
| 527 | p2d(ji:ji2,jj:jj2) = SUM(p2d(ji:ji2,jj:jj2)) |
|---|
| 528 | ENDIF |
|---|
| 529 | ENDIF |
|---|
| 530 | END DO |
|---|
| 531 | END DO |
|---|
| 532 | CALL lbc_lnk( 'lib_fortran', p2d, 'T', 1. ) |
|---|
| 533 | IF( nbondi /= -1 ) THEN |
|---|
| 534 | IF( MOD(mig( 1), 3) == 1 ) p2d( 1,:) = p2d( 2,:) |
|---|
| 535 | IF( MOD(mig( 1), 3) == 2 ) p2d( 2,:) = p2d( 1,:) |
|---|
| 536 | ENDIF |
|---|
| 537 | IF( nbondi /= 1 ) THEN |
|---|
| 538 | IF( MOD(mig(jpi-2), 3) == 1 ) p2d( jpi,:) = p2d(jpi-1,:) |
|---|
| 539 | IF( MOD(mig(jpi-2), 3) == 0 ) p2d(jpi-1,:) = p2d( jpi,:) |
|---|
| 540 | ENDIF |
|---|
| 541 | IF( nbondj /= -1 ) THEN |
|---|
| 542 | IF( MOD(mjg( 1), 3) == 1 ) p2d(:, 1) = p2d(:, 2) |
|---|
| 543 | IF( MOD(mjg( 1), 3) == 2 ) p2d(:, 2) = p2d(:, 1) |
|---|
| 544 | ENDIF |
|---|
| 545 | IF( nbondj /= 1 ) THEN |
|---|
| 546 | IF( MOD(mjg(jpj-2), 3) == 1 ) p2d(:, jpj) = p2d(:,jpj-1) |
|---|
| 547 | IF( MOD(mjg(jpj-2), 3) == 0 ) p2d(:,jpj-1) = p2d(:, jpj) |
|---|
| 548 | ENDIF |
|---|
| 549 | CALL lbc_lnk( 'lib_fortran', p2d, 'T', 1. ) |
|---|
| 550 | |
|---|
| 551 | END SUBROUTINE sum3x3_2d |
|---|
| 552 | |
|---|
| 553 | SUBROUTINE sum3x3_3d( p3d ) |
|---|
| 554 | !!----------------------------------------------------------------------- |
|---|
| 555 | !! *** routine sum3x3_3d *** |
|---|
| 556 | !! |
|---|
| 557 | !! ** Purpose : sum over 3x3 boxes |
|---|
| 558 | !!---------------------------------------------------------------------- |
|---|
| 559 | REAL(wp), DIMENSION (:,:,:), INTENT(inout) :: p3d |
|---|
| 560 | ! |
|---|
| 561 | INTEGER :: ji, ji2, jj, jj2, jn ! dummy loop indices |
|---|
| 562 | INTEGER :: ipn ! Third dimension size |
|---|
| 563 | !!---------------------------------------------------------------------- |
|---|
| 564 | ! |
|---|
| 565 | IF( SIZE(p3d,1) /= jpi ) CALL ctl_stop( 'STOP', 'wrong call of sum3x3_3d, the first dimension is not equal to jpi' ) |
|---|
| 566 | IF( SIZE(p3d,2) /= jpj ) CALL ctl_stop( 'STOP', 'wrong call of sum3x3_3d, the second dimension is not equal to jpj' ) |
|---|
| 567 | ipn = SIZE(p3d,3) |
|---|
| 568 | ! |
|---|
| 569 | DO jn = 1, ipn |
|---|
| 570 | DO jj = 1, jpj |
|---|
| 571 | DO ji = 1, jpi |
|---|
| 572 | IF( MOD(mig(ji), 3) == 1 .AND. MOD(mjg(jj), 3) == 1 ) THEN ! bottom left corber of a 3x3 box |
|---|
| 573 | ji2 = MIN(mig(ji)+2, jpiglo) - nimpp + 1 ! right position of the box |
|---|
| 574 | jj2 = MIN(mjg(jj)+2, jpjglo) - njmpp + 1 ! upper position of the box |
|---|
| 575 | IF( ji2 <= jpi .AND. jj2 <= jpj ) THEN ! the box is fully included in the local mpi domain |
|---|
| 576 | p3d(ji:ji2,jj:jj2,jn) = SUM(p3d(ji:ji2,jj:jj2,jn)) |
|---|
| 577 | ENDIF |
|---|
| 578 | ENDIF |
|---|
| 579 | END DO |
|---|
| 580 | END DO |
|---|
| 581 | END DO |
|---|
| 582 | CALL lbc_lnk( 'lib_fortran', p3d, 'T', 1. ) |
|---|
| 583 | IF( nbondi /= -1 ) THEN |
|---|
| 584 | IF( MOD(mig( 1), 3) == 1 ) p3d( 1,:,:) = p3d( 2,:,:) |
|---|
| 585 | IF( MOD(mig( 1), 3) == 2 ) p3d( 2,:,:) = p3d( 1,:,:) |
|---|
| 586 | ENDIF |
|---|
| 587 | IF( nbondi /= 1 ) THEN |
|---|
| 588 | IF( MOD(mig(jpi-2), 3) == 1 ) p3d( jpi,:,:) = p3d(jpi-1,:,:) |
|---|
| 589 | IF( MOD(mig(jpi-2), 3) == 0 ) p3d(jpi-1,:,:) = p3d( jpi,:,:) |
|---|
| 590 | ENDIF |
|---|
| 591 | IF( nbondj /= -1 ) THEN |
|---|
| 592 | IF( MOD(mjg( 1), 3) == 1 ) p3d(:, 1,:) = p3d(:, 2,:) |
|---|
| 593 | IF( MOD(mjg( 1), 3) == 2 ) p3d(:, 2,:) = p3d(:, 1,:) |
|---|
| 594 | ENDIF |
|---|
| 595 | IF( nbondj /= 1 ) THEN |
|---|
| 596 | IF( MOD(mjg(jpj-2), 3) == 1 ) p3d(:, jpj,:) = p3d(:,jpj-1,:) |
|---|
| 597 | IF( MOD(mjg(jpj-2), 3) == 0 ) p3d(:,jpj-1,:) = p3d(:, jpj,:) |
|---|
| 598 | ENDIF |
|---|
| 599 | CALL lbc_lnk( 'lib_fortran', p3d, 'T', 1. ) |
|---|
| 600 | |
|---|
| 601 | END SUBROUTINE sum3x3_3d |
|---|
| 602 | |
|---|
| 603 | |
|---|
| 604 | SUBROUTINE DDPDD( ydda, yddb ) |
|---|
| 605 | !!---------------------------------------------------------------------- |
|---|
| 606 | !! *** ROUTINE DDPDD *** |
|---|
| 607 | !! |
|---|
| 608 | !! ** Purpose : Add a scalar element to a sum |
|---|
| 609 | !! |
|---|
| 610 | !! |
|---|
| 611 | !! ** Method : The code uses the compensated summation with doublet |
|---|
| 612 | !! (sum,error) emulated useing complex numbers. ydda is the |
|---|
| 613 | !! scalar to add to the summ yddb |
|---|
| 614 | !! |
|---|
| 615 | !! ** Action : This does only work for MPI. |
|---|
| 616 | !! |
|---|
| 617 | !! References : Using Acurate Arithmetics to Improve Numerical |
|---|
| 618 | !! Reproducibility and Sability in Parallel Applications |
|---|
| 619 | !! Yun HE and Chris H. Q. DING, Journal of Supercomputing 18, 259-277, 2001 |
|---|
| 620 | !!---------------------------------------------------------------------- |
|---|
| 621 | COMPLEX(wp), INTENT(in ) :: ydda |
|---|
| 622 | COMPLEX(wp), INTENT(inout) :: yddb |
|---|
| 623 | ! |
|---|
| 624 | REAL(wp) :: zerr, zt1, zt2 ! local work variables |
|---|
| 625 | !!----------------------------------------------------------------------- |
|---|
| 626 | ! |
|---|
| 627 | ! Compute ydda + yddb using Knuth's trick. |
|---|
| 628 | zt1 = REAL(ydda) + REAL(yddb) |
|---|
| 629 | zerr = zt1 - REAL(ydda) |
|---|
| 630 | zt2 = ( (REAL(yddb) - zerr) + (REAL(ydda) - (zt1 - zerr)) ) & |
|---|
| 631 | & + AIMAG(ydda) + AIMAG(yddb) |
|---|
| 632 | ! |
|---|
| 633 | ! The result is t1 + t2, after normalization. |
|---|
| 634 | yddb = CMPLX( zt1 + zt2, zt2 - ((zt1 + zt2) - zt1), wp ) |
|---|
| 635 | ! |
|---|
| 636 | END SUBROUTINE DDPDD |
|---|
| 637 | |
|---|
| 638 | #if defined key_nosignedzero |
|---|
| 639 | !!---------------------------------------------------------------------- |
|---|
| 640 | !! 'key_nosignedzero' F90 SIGN |
|---|
| 641 | !!---------------------------------------------------------------------- |
|---|
| 642 | |
|---|
| 643 | FUNCTION SIGN_SCALAR( pa, pb ) |
|---|
| 644 | !!----------------------------------------------------------------------- |
|---|
| 645 | !! *** FUNCTION SIGN_SCALAR *** |
|---|
| 646 | !! |
|---|
| 647 | !! ** Purpose : overwrite f95 behaviour of intrinsinc sign function |
|---|
| 648 | !!----------------------------------------------------------------------- |
|---|
| 649 | REAL(wp) :: pa,pb ! input |
|---|
| 650 | REAL(wp) :: SIGN_SCALAR ! result |
|---|
| 651 | !!----------------------------------------------------------------------- |
|---|
| 652 | IF ( pb >= 0.e0) THEN ; SIGN_SCALAR = ABS(pa) |
|---|
| 653 | ELSE ; SIGN_SCALAR =-ABS(pa) |
|---|
| 654 | ENDIF |
|---|
| 655 | END FUNCTION SIGN_SCALAR |
|---|
| 656 | |
|---|
| 657 | |
|---|
| 658 | FUNCTION SIGN_ARRAY_1D( pa, pb ) |
|---|
| 659 | !!----------------------------------------------------------------------- |
|---|
| 660 | !! *** FUNCTION SIGN_ARRAY_1D *** |
|---|
| 661 | !! |
|---|
| 662 | !! ** Purpose : overwrite f95 behaviour of intrinsinc sign function |
|---|
| 663 | !!----------------------------------------------------------------------- |
|---|
| 664 | REAL(wp) :: pa,pb(:) ! input |
|---|
| 665 | REAL(wp) :: SIGN_ARRAY_1D(SIZE(pb,1)) ! result |
|---|
| 666 | !!----------------------------------------------------------------------- |
|---|
| 667 | WHERE ( pb >= 0.e0 ) ; SIGN_ARRAY_1D = ABS(pa) |
|---|
| 668 | ELSEWHERE ; SIGN_ARRAY_1D =-ABS(pa) |
|---|
| 669 | END WHERE |
|---|
| 670 | END FUNCTION SIGN_ARRAY_1D |
|---|
| 671 | |
|---|
| 672 | |
|---|
| 673 | FUNCTION SIGN_ARRAY_2D(pa,pb) |
|---|
| 674 | !!----------------------------------------------------------------------- |
|---|
| 675 | !! *** FUNCTION SIGN_ARRAY_2D *** |
|---|
| 676 | !! |
|---|
| 677 | !! ** Purpose : overwrite f95 behaviour of intrinsinc sign function |
|---|
| 678 | !!----------------------------------------------------------------------- |
|---|
| 679 | REAL(wp) :: pa,pb(:,:) ! input |
|---|
| 680 | REAL(wp) :: SIGN_ARRAY_2D(SIZE(pb,1),SIZE(pb,2)) ! result |
|---|
| 681 | !!----------------------------------------------------------------------- |
|---|
| 682 | WHERE ( pb >= 0.e0 ) ; SIGN_ARRAY_2D = ABS(pa) |
|---|
| 683 | ELSEWHERE ; SIGN_ARRAY_2D =-ABS(pa) |
|---|
| 684 | END WHERE |
|---|
| 685 | END FUNCTION SIGN_ARRAY_2D |
|---|
| 686 | |
|---|
| 687 | FUNCTION SIGN_ARRAY_3D(pa,pb) |
|---|
| 688 | !!----------------------------------------------------------------------- |
|---|
| 689 | !! *** FUNCTION SIGN_ARRAY_3D *** |
|---|
| 690 | !! |
|---|
| 691 | !! ** Purpose : overwrite f95 behaviour of intrinsinc sign function |
|---|
| 692 | !!----------------------------------------------------------------------- |
|---|
| 693 | REAL(wp) :: pa,pb(:,:,:) ! input |
|---|
| 694 | REAL(wp) :: SIGN_ARRAY_3D(SIZE(pb,1),SIZE(pb,2),SIZE(pb,3)) ! result |
|---|
| 695 | !!----------------------------------------------------------------------- |
|---|
| 696 | WHERE ( pb >= 0.e0 ) ; SIGN_ARRAY_3D = ABS(pa) |
|---|
| 697 | ELSEWHERE ; SIGN_ARRAY_3D =-ABS(pa) |
|---|
| 698 | END WHERE |
|---|
| 699 | END FUNCTION SIGN_ARRAY_3D |
|---|
| 700 | |
|---|
| 701 | |
|---|
| 702 | FUNCTION SIGN_ARRAY_1D_A(pa,pb) |
|---|
| 703 | !!----------------------------------------------------------------------- |
|---|
| 704 | !! *** FUNCTION SIGN_ARRAY_1D_A *** |
|---|
| 705 | !! |
|---|
| 706 | !! ** Purpose : overwrite f95 behaviour of intrinsinc sign function |
|---|
| 707 | !!----------------------------------------------------------------------- |
|---|
| 708 | REAL(wp) :: pa(:),pb(:) ! input |
|---|
| 709 | REAL(wp) :: SIGN_ARRAY_1D_A(SIZE(pb,1)) ! result |
|---|
| 710 | !!----------------------------------------------------------------------- |
|---|
| 711 | WHERE ( pb >= 0.e0 ) ; SIGN_ARRAY_1D_A = ABS(pa) |
|---|
| 712 | ELSEWHERE ; SIGN_ARRAY_1D_A =-ABS(pa) |
|---|
| 713 | END WHERE |
|---|
| 714 | END FUNCTION SIGN_ARRAY_1D_A |
|---|
| 715 | |
|---|
| 716 | |
|---|
| 717 | FUNCTION SIGN_ARRAY_2D_A(pa,pb) |
|---|
| 718 | !!----------------------------------------------------------------------- |
|---|
| 719 | !! *** FUNCTION SIGN_ARRAY_2D_A *** |
|---|
| 720 | !! |
|---|
| 721 | !! ** Purpose : overwrite f95 behaviour of intrinsinc sign function |
|---|
| 722 | !!----------------------------------------------------------------------- |
|---|
| 723 | REAL(wp) :: pa(:,:),pb(:,:) ! input |
|---|
| 724 | REAL(wp) :: SIGN_ARRAY_2D_A(SIZE(pb,1),SIZE(pb,2)) ! result |
|---|
| 725 | !!----------------------------------------------------------------------- |
|---|
| 726 | WHERE ( pb >= 0.e0 ) ; SIGN_ARRAY_2D_A = ABS(pa) |
|---|
| 727 | ELSEWHERE ; SIGN_ARRAY_2D_A =-ABS(pa) |
|---|
| 728 | END WHERE |
|---|
| 729 | END FUNCTION SIGN_ARRAY_2D_A |
|---|
| 730 | |
|---|
| 731 | |
|---|
| 732 | FUNCTION SIGN_ARRAY_3D_A(pa,pb) |
|---|
| 733 | !!----------------------------------------------------------------------- |
|---|
| 734 | !! *** FUNCTION SIGN_ARRAY_3D_A *** |
|---|
| 735 | !! |
|---|
| 736 | !! ** Purpose : overwrite f95 behaviour of intrinsinc sign function |
|---|
| 737 | !!----------------------------------------------------------------------- |
|---|
| 738 | REAL(wp) :: pa(:,:,:),pb(:,:,:) ! input |
|---|
| 739 | REAL(wp) :: SIGN_ARRAY_3D_A(SIZE(pb,1),SIZE(pb,2),SIZE(pb,3)) ! result |
|---|
| 740 | !!----------------------------------------------------------------------- |
|---|
| 741 | WHERE ( pb >= 0.e0 ) ; SIGN_ARRAY_3D_A = ABS(pa) |
|---|
| 742 | ELSEWHERE ; SIGN_ARRAY_3D_A =-ABS(pa) |
|---|
| 743 | END WHERE |
|---|
| 744 | END FUNCTION SIGN_ARRAY_3D_A |
|---|
| 745 | |
|---|
| 746 | |
|---|
| 747 | FUNCTION SIGN_ARRAY_1D_B(pa,pb) |
|---|
| 748 | !!----------------------------------------------------------------------- |
|---|
| 749 | !! *** FUNCTION SIGN_ARRAY_1D_B *** |
|---|
| 750 | !! |
|---|
| 751 | !! ** Purpose : overwrite f95 behaviour of intrinsinc sign function |
|---|
| 752 | !!----------------------------------------------------------------------- |
|---|
| 753 | REAL(wp) :: pa(:),pb ! input |
|---|
| 754 | REAL(wp) :: SIGN_ARRAY_1D_B(SIZE(pa,1)) ! result |
|---|
| 755 | !!----------------------------------------------------------------------- |
|---|
| 756 | IF( pb >= 0.e0 ) THEN ; SIGN_ARRAY_1D_B = ABS(pa) |
|---|
| 757 | ELSE ; SIGN_ARRAY_1D_B =-ABS(pa) |
|---|
| 758 | ENDIF |
|---|
| 759 | END FUNCTION SIGN_ARRAY_1D_B |
|---|
| 760 | |
|---|
| 761 | |
|---|
| 762 | FUNCTION SIGN_ARRAY_2D_B(pa,pb) |
|---|
| 763 | !!----------------------------------------------------------------------- |
|---|
| 764 | !! *** FUNCTION SIGN_ARRAY_2D_B *** |
|---|
| 765 | !! |
|---|
| 766 | !! ** Purpose : overwrite f95 behaviour of intrinsinc sign function |
|---|
| 767 | !!----------------------------------------------------------------------- |
|---|
| 768 | REAL(wp) :: pa(:,:),pb ! input |
|---|
| 769 | REAL(wp) :: SIGN_ARRAY_2D_B(SIZE(pa,1),SIZE(pa,2)) ! result |
|---|
| 770 | !!----------------------------------------------------------------------- |
|---|
| 771 | IF( pb >= 0.e0 ) THEN ; SIGN_ARRAY_2D_B = ABS(pa) |
|---|
| 772 | ELSE ; SIGN_ARRAY_2D_B =-ABS(pa) |
|---|
| 773 | ENDIF |
|---|
| 774 | END FUNCTION SIGN_ARRAY_2D_B |
|---|
| 775 | |
|---|
| 776 | |
|---|
| 777 | FUNCTION SIGN_ARRAY_3D_B(pa,pb) |
|---|
| 778 | !!----------------------------------------------------------------------- |
|---|
| 779 | !! *** FUNCTION SIGN_ARRAY_3D_B *** |
|---|
| 780 | !! |
|---|
| 781 | !! ** Purpose : overwrite f95 behaviour of intrinsinc sign function |
|---|
| 782 | !!----------------------------------------------------------------------- |
|---|
| 783 | REAL(wp) :: pa(:,:,:),pb ! input |
|---|
| 784 | REAL(wp) :: SIGN_ARRAY_3D_B(SIZE(pa,1),SIZE(pa,2),SIZE(pa,3)) ! result |
|---|
| 785 | !!----------------------------------------------------------------------- |
|---|
| 786 | IF( pb >= 0.e0 ) THEN ; SIGN_ARRAY_3D_B = ABS(pa) |
|---|
| 787 | ELSE ; SIGN_ARRAY_3D_B =-ABS(pa) |
|---|
| 788 | ENDIF |
|---|
| 789 | END FUNCTION SIGN_ARRAY_3D_B |
|---|
| 790 | #endif |
|---|
| 791 | |
|---|
| 792 | !!====================================================================== |
|---|
| 793 | END MODULE lib_fortran |
|---|
