[3] | 1 | MODULE flodom |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE flodom *** |
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| 4 | !! Ocean floats : domain |
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| 5 | !!====================================================================== |
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[5836] | 6 | !! History : OPA ! 1998-07 (Y.Drillet, CLIPPER) Original code |
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| 7 | !! NEMO 3.3 ! 2011-09 (C.Bricaud,S.Law-Chune Mercator-Ocean): add ARIANE convention + comsecitc changes |
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[2528] | 8 | !!---------------------------------------------------------------------- |
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[3294] | 9 | !! flo_dom : initialization of floats |
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| 10 | !! add_new_floats : add new floats (long/lat/depth) |
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| 11 | !! add_new_ariane_floats : add new floats with araine convention (i/j/k) |
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| 12 | !! findmesh : compute index of position |
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| 13 | !! dstnce : compute distance between face mesh and floats |
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[3] | 14 | !!---------------------------------------------------------------------- |
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| 15 | USE oce ! ocean dynamics and tracers |
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| 16 | USE dom_oce ! ocean space and time domain |
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[16] | 17 | USE flo_oce ! ocean drifting floats |
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| 18 | USE in_out_manager ! I/O manager |
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[3] | 19 | USE lib_mpp ! distribued memory computing library |
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| 20 | |
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| 21 | IMPLICIT NONE |
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[2528] | 22 | PRIVATE |
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[3] | 23 | |
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[3294] | 24 | PUBLIC flo_dom ! routine called by floats.F90 |
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| 25 | PUBLIC flo_dom_alloc ! Routine called in floats.F90 |
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[3] | 26 | |
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[3294] | 27 | CHARACTER (len=21) :: clname1 = 'init_float' ! floats initialisation filename |
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| 28 | CHARACTER (len=21) :: clname2 = 'init_float_ariane' ! ariane floats initialisation filename |
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| 29 | |
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| 30 | |
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| 31 | INTEGER , ALLOCATABLE, DIMENSION(:) :: iimfl, ijmfl, ikmfl ! index mesh of floats |
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| 32 | INTEGER , ALLOCATABLE, DIMENSION(:) :: idomfl, ivtest, ihtest ! - |
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| 33 | REAL(wp), ALLOCATABLE, DIMENSION(:) :: zgifl, zgjfl, zgkfl ! distances in indexes |
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| 34 | |
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[3] | 35 | !!---------------------------------------------------------------------- |
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[9598] | 36 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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[1152] | 37 | !! $Id$ |
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[10068] | 38 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[3] | 39 | !!---------------------------------------------------------------------- |
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| 40 | CONTAINS |
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| 41 | |
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[12377] | 42 | SUBROUTINE flo_dom( Kmm ) |
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[3] | 43 | !! --------------------------------------------------------------------- |
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| 44 | !! *** ROUTINE flo_dom *** |
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| 45 | !! |
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| 46 | !! ** Purpose : Initialisation of floats |
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| 47 | !! |
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| 48 | !! ** Method : We put the floats in the domain with the latitude, |
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[2528] | 49 | !! the longitude (degree) and the depth (m). |
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[3] | 50 | !!---------------------------------------------------------------------- |
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[12377] | 51 | INTEGER, INTENT(in) :: Kmm ! ocean time level index |
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| 52 | ! |
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[3294] | 53 | INTEGER :: jfl ! dummy loop |
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| 54 | INTEGER :: inum ! logical unit for file read |
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[3] | 55 | !!--------------------------------------------------------------------- |
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| 56 | |
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| 57 | ! Initialisation with the geographical position or restart |
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| 58 | |
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| 59 | IF(lwp) WRITE(numout,*) 'flo_dom : compute initial position of floats' |
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| 60 | IF(lwp) WRITE(numout,*) '~~~~~~~~' |
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| 61 | IF(lwp) WRITE(numout,*) ' jpnfl = ',jpnfl |
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| 62 | |
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[3294] | 63 | !-------------------------! |
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| 64 | ! FLOAT RESTART FILE READ ! |
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| 65 | !-------------------------! |
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| 66 | IF( ln_rstflo )THEN |
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| 67 | |
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[3] | 68 | IF(lwp) WRITE(numout,*) ' float restart file read' |
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| 69 | |
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| 70 | ! open the restart file |
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[3294] | 71 | !---------------------- |
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[1581] | 72 | CALL ctl_opn( inum, 'restart_float', 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, numout, lwp ) |
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[3] | 73 | |
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| 74 | ! read of the restart file |
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[3294] | 75 | READ(inum,*) ( tpifl (jfl), jfl=1, jpnrstflo), & |
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[16] | 76 | ( tpjfl (jfl), jfl=1, jpnrstflo), & |
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| 77 | ( tpkfl (jfl), jfl=1, jpnrstflo), & |
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| 78 | ( nisobfl(jfl), jfl=1, jpnrstflo), & |
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| 79 | ( ngrpfl (jfl), jfl=1, jpnrstflo) |
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[3] | 80 | CLOSE(inum) |
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| 81 | |
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| 82 | ! if we want a surface drift ( like PROVOR floats ) |
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[3294] | 83 | IF( ln_argo ) nisobfl(1:jpnrstflo) = 0 |
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| 84 | |
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| 85 | ! It is possible to add new floats. |
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| 86 | !--------------------------------- |
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| 87 | IF( jpnfl > jpnrstflo )THEN |
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| 88 | |
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| 89 | IF(lwp) WRITE(numout,*) ' add new floats' |
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| 90 | |
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| 91 | IF( ln_ariane )THEN !Add new floats with ariane convention |
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| 92 | CALL flo_add_new_ariane_floats(jpnrstflo+1,jpnfl) |
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| 93 | ELSE !Add new floats with long/lat convention |
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[12377] | 94 | CALL flo_add_new_floats(Kmm,jpnrstflo+1,jpnfl) |
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[3294] | 95 | ENDIF |
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[3] | 96 | ENDIF |
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| 97 | |
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[3294] | 98 | !--------------------------------------! |
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| 99 | ! FLOAT INITILISATION: NO RESTART FILE ! |
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| 100 | !--------------------------------------! |
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| 101 | ELSE !ln_rstflo |
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| 102 | |
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| 103 | IF( ln_ariane )THEN !Add new floats with ariane convention |
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| 104 | CALL flo_add_new_ariane_floats(1,jpnfl) |
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| 105 | ELSE !Add new floats with long/lat convention |
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[12377] | 106 | CALL flo_add_new_floats(Kmm,1,jpnfl) |
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[3294] | 107 | ENDIF |
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| 108 | |
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| 109 | ENDIF |
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[3] | 110 | |
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[3294] | 111 | END SUBROUTINE flo_dom |
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| 112 | |
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[12377] | 113 | SUBROUTINE flo_add_new_floats(Kmm, kfl_start, kfl_end) |
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[3294] | 114 | !! ------------------------------------------------------------- |
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| 115 | !! *** SUBROUTINE add_new_arianefloats *** |
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| 116 | !! |
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| 117 | !! ** Purpose : |
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| 118 | !! |
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| 119 | !! First initialisation of floats |
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| 120 | !! the initials positions of floats are written in a file |
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| 121 | !! with a variable to know if it is a isobar float a number |
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| 122 | !! to identified who want the trajectories of this float and |
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| 123 | !! an index for the number of the float |
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| 124 | !! open the init file |
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| 125 | !! |
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| 126 | !! ** Method : |
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| 127 | !!---------------------------------------------------------------------- |
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[12377] | 128 | INTEGER, INTENT(in) :: Kmm |
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[3294] | 129 | INTEGER, INTENT(in) :: kfl_start, kfl_end |
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| 130 | !! |
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| 131 | INTEGER :: inum ! file unit |
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| 132 | INTEGER :: jfl,ji, jj, jk ! dummy loop indices |
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| 133 | INTEGER :: itrash ! trash var for reading |
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| 134 | INTEGER :: ifl ! number of floats to read |
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| 135 | REAL(wp) :: zdxab, zdyad |
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| 136 | LOGICAL :: llinmesh |
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| 137 | CHARACTER(len=80) :: cltmp |
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| 138 | !!--------------------------------------------------------------------- |
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| 139 | ifl = kfl_end-kfl_start+1 |
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| 140 | |
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| 141 | ! we get the init values |
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| 142 | !----------------------- |
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| 143 | CALL ctl_opn( inum , clname1, 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, numout, lwp ) |
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| 144 | DO jfl = kfl_start,kfl_end |
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| 145 | READ(inum,*) flxx(jfl),flyy(jfl),flzz(jfl), nisobfl(jfl),ngrpfl(jfl),itrash |
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| 146 | if(lwp)write(numout,*)'read:',jfl,flxx(jfl),flyy(jfl),flzz(jfl), nisobfl(jfl),ngrpfl(jfl),itrash ; call flush(numout) |
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| 147 | END DO |
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| 148 | CLOSE(inum) |
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| 149 | |
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| 150 | ! Test to find the grid point coordonate with the geographical position |
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| 151 | !---------------------------------------------------------------------- |
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| 152 | DO jfl = kfl_start,kfl_end |
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| 153 | ihtest(jfl) = 0 |
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| 154 | ivtest(jfl) = 0 |
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| 155 | ikmfl(jfl) = 0 |
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[2528] | 156 | # if defined key_mpp_mpi |
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[13286] | 157 | DO ji = MAX(Nis0,2), Nie0 |
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| 158 | DO jj = MAX(Njs0,2), Nje0 ! NO vector opt. |
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[3294] | 159 | # else |
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| 160 | DO ji = 2, jpi |
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| 161 | DO jj = 2, jpj ! NO vector opt. |
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[3] | 162 | # endif |
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[3294] | 163 | ! For each float we find the indexes of the mesh |
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| 164 | CALL flo_findmesh(glamf(ji-1,jj-1),gphif(ji-1,jj-1), & |
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| 165 | glamf(ji-1,jj ),gphif(ji-1,jj ), & |
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| 166 | glamf(ji ,jj ),gphif(ji ,jj ), & |
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| 167 | glamf(ji ,jj-1),gphif(ji ,jj-1), & |
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| 168 | flxx(jfl) ,flyy(jfl) , & |
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| 169 | glamt(ji ,jj ),gphit(ji ,jj ), llinmesh) |
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| 170 | IF( llinmesh )THEN |
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| 171 | iimfl(jfl) = ji |
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| 172 | ijmfl(jfl) = jj |
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| 173 | ihtest(jfl) = ihtest(jfl)+1 |
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| 174 | DO jk = 1, jpk-1 |
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[12377] | 175 | IF( (gdepw(ji,jj,jk,Kmm) <= flzz(jfl)) .AND. (gdepw(ji,jj,jk+1,Kmm) > flzz(jfl)) ) THEN |
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[3294] | 176 | ikmfl(jfl) = jk |
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| 177 | ivtest(jfl) = ivtest(jfl) + 1 |
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[3] | 178 | ENDIF |
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| 179 | END DO |
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| 180 | ENDIF |
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| 181 | END DO |
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[3294] | 182 | END DO |
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| 183 | |
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| 184 | ! If the float is in a mesh computed by an other processor we put iimfl=ijmfl=-1 |
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| 185 | IF( ihtest(jfl) == 0 ) THEN |
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| 186 | iimfl(jfl) = -1 |
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| 187 | ijmfl(jfl) = -1 |
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[3] | 188 | ENDIF |
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[3294] | 189 | END DO |
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| 190 | |
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| 191 | !Test if each float is in one and only one proc |
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| 192 | !---------------------------------------------- |
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| 193 | IF( lk_mpp ) THEN |
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[10425] | 194 | CALL mpp_sum('flodom', ihtest,jpnfl) |
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| 195 | CALL mpp_sum('flodom', ivtest,jpnfl) |
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[3294] | 196 | ENDIF |
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| 197 | DO jfl = kfl_start,kfl_end |
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| 198 | |
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| 199 | IF( (ihtest(jfl) > 1 ) .OR. ( ivtest(jfl) > 1) ) THEN |
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| 200 | WRITE(cltmp,'(A10,i4.4,A20)' )'THE FLOAT',jfl,' IS NOT IN ONLY ONE MESH' |
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| 201 | CALL ctl_stop('STOP',TRIM(cltmp) ) |
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| 202 | ENDIF |
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| 203 | IF( (ihtest(jfl) == 0) ) THEN |
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| 204 | WRITE(cltmp,'(A10,i4.4,A20)' )'THE FLOAT',jfl,' IS IN NO MESH' |
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| 205 | CALL ctl_stop('STOP',TRIM(cltmp) ) |
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| 206 | ENDIF |
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| 207 | END DO |
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| 208 | |
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| 209 | ! We compute the distance between the float and the face of the mesh |
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| 210 | !------------------------------------------------------------------- |
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| 211 | DO jfl = kfl_start,kfl_end |
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| 212 | |
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| 213 | ! Made only if the float is in the domain of the processor |
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| 214 | IF( (iimfl(jfl) >= 0) .AND. (ijmfl(jfl) >= 0) ) THEN |
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| 215 | |
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| 216 | ! TEST TO KNOW IF THE FLOAT IS NOT INITIALISED IN THE COAST |
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| 217 | idomfl(jfl) = 0 |
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| 218 | IF( tmask(iimfl(jfl),ijmfl(jfl),ikmfl(jfl)) == 0. ) idomfl(jfl) = 1 |
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| 219 | |
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| 220 | ! Computation of the distance between the float and the faces of the mesh |
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| 221 | ! zdxab |
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| 222 | ! . |
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| 223 | ! B----.---------C |
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| 224 | ! | . | |
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| 225 | ! |<------>flo | |
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| 226 | ! | ^ | |
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| 227 | ! | |.....|....zdyad |
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| 228 | ! | | | |
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| 229 | ! A--------|-----D |
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| 230 | ! |
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| 231 | zdxab = flo_dstnce( flxx(jfl), flyy(jfl), glamf(iimfl(jfl)-1,ijmfl(jfl)-1), flyy(jfl) ) |
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| 232 | zdyad = flo_dstnce( flxx(jfl), flyy(jfl), flxx(jfl), gphif(iimfl(jfl)-1,ijmfl(jfl)-1) ) |
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| 233 | |
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| 234 | ! Translation of this distances (in meter) in indexes |
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[7646] | 235 | zgifl(jfl)= (iimfl(jfl)-0.5) + zdxab/e1u(iimfl(jfl)-1,ijmfl(jfl)) + (mig(1)-1) |
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| 236 | zgjfl(jfl)= (ijmfl(jfl)-0.5) + zdyad/e2v(iimfl(jfl),ijmfl(jfl)-1) + (mjg(1)-1) |
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[12377] | 237 | zgkfl(jfl) = (( gdepw(iimfl(jfl),ijmfl(jfl),ikmfl(jfl)+1,Kmm) - flzz(jfl) )* ikmfl(jfl)) & |
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| 238 | & / ( gdepw(iimfl(jfl),ijmfl(jfl),ikmfl(jfl)+1,Kmm) & |
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| 239 | & - gdepw(iimfl(jfl),ijmfl(jfl),ikmfl(jfl) ,Kmm) ) & |
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| 240 | & + (( flzz(jfl)-gdepw(iimfl(jfl),ijmfl(jfl),ikmfl(jfl),Kmm) ) *(ikmfl(jfl)+1)) & |
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| 241 | & / ( gdepw(iimfl(jfl),ijmfl(jfl),ikmfl(jfl)+1,Kmm) & |
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| 242 | & - gdepw(iimfl(jfl),ijmfl(jfl),ikmfl(jfl),Kmm) ) |
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[3294] | 243 | ELSE |
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| 244 | zgifl(jfl) = 0.e0 |
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| 245 | zgjfl(jfl) = 0.e0 |
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| 246 | zgkfl(jfl) = 0.e0 |
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| 247 | ENDIF |
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| 248 | |
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| 249 | END DO |
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[3] | 250 | |
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[3294] | 251 | ! The sum of all the arrays zgifl, zgjfl, zgkfl give 3 arrays with the positions of all the floats. |
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| 252 | IF( lk_mpp ) THEN |
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[10425] | 253 | CALL mpp_sum( 'flodom', zgjfl, ifl ) ! sums over the global domain |
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| 254 | CALL mpp_sum( 'flodom', zgkfl, ifl ) |
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[3294] | 255 | ENDIF |
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[3] | 256 | |
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[3294] | 257 | DO jfl = kfl_start,kfl_end |
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| 258 | tpifl(jfl) = zgifl(jfl) |
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| 259 | tpjfl(jfl) = zgjfl(jfl) |
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| 260 | tpkfl(jfl) = zgkfl(jfl) |
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| 261 | END DO |
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[3] | 262 | |
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[3294] | 263 | ! WARNING : initial position not in the sea |
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[16] | 264 | IF( .NOT. ln_rstflo ) THEN |
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[3294] | 265 | DO jfl = kfl_start,kfl_end |
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[3] | 266 | IF( idomfl(jfl) == 1 ) THEN |
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| 267 | IF(lwp) WRITE(numout,*)'*****************************' |
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| 268 | IF(lwp) WRITE(numout,*)'!!!!!!! WARNING !!!!!!!!!!' |
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| 269 | IF(lwp) WRITE(numout,*)'*****************************' |
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| 270 | IF(lwp) WRITE(numout,*)'The float number',jfl,'is out of the sea.' |
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| 271 | IF(lwp) WRITE(numout,*)'geographical position',flxx(jfl),flyy(jfl),flzz(jfl) |
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| 272 | IF(lwp) WRITE(numout,*)'index position',tpifl(jfl),tpjfl(jfl),tpkfl(jfl) |
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| 273 | ENDIF |
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| 274 | END DO |
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| 275 | ENDIF |
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| 276 | |
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[3294] | 277 | END SUBROUTINE flo_add_new_floats |
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[3] | 278 | |
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[3294] | 279 | SUBROUTINE flo_add_new_ariane_floats(kfl_start, kfl_end) |
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| 280 | !! ------------------------------------------------------------- |
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| 281 | !! *** SUBROUTINE add_new_arianefloats *** |
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| 282 | !! |
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| 283 | !! ** Purpose : |
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| 284 | !! First initialisation of floats with ariane convention |
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| 285 | !! |
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| 286 | !! The indexes are read directly from file (warning ariane |
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| 287 | !! convention, are refered to |
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| 288 | !! U,V,W grids - and not T-) |
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| 289 | !! The isobar advection is managed with the sign of tpkfl ( >0 -> 3D |
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| 290 | !! advection, <0 -> 2D) |
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| 291 | !! Some variables are not read, as - gl : time index; 4th |
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| 292 | !! column |
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| 293 | !! - transport : transport ; 5th |
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| 294 | !! column |
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| 295 | !! and paste in the jtrash var |
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| 296 | !! At the end, ones need to replace the indexes on T grid |
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| 297 | !! RMQ : there is no float groups identification ! |
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| 298 | !! |
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| 299 | !! |
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| 300 | !! ** Method : |
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| 301 | !!---------------------------------------------------------------------- |
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| 302 | INTEGER, INTENT(in) :: kfl_start, kfl_end |
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| 303 | !! |
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| 304 | INTEGER :: inum ! file unit |
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| 305 | INTEGER :: ierr, ifl |
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| 306 | INTEGER :: jfl, jfl1 ! dummy loop indices |
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| 307 | INTEGER :: itrash ! trash var for reading |
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| 308 | CHARACTER(len=80) :: cltmp |
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[3] | 309 | |
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[3294] | 310 | !!---------------------------------------------------------------------- |
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| 311 | nisobfl(kfl_start:kfl_end) = 1 ! we assume that by default we want 3D advection |
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| 312 | |
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| 313 | ifl = kfl_end - kfl_start + 1 ! number of floats to read |
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| 314 | |
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| 315 | ! we check that the number of floats in the init_file are consistant with the namelist |
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| 316 | IF( lwp ) THEN |
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| 317 | |
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| 318 | jfl1=0 |
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| 319 | ierr=0 |
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| 320 | CALL ctl_opn( inum, clname2, 'OLD', 'FORMATTED', 'SEQUENTIAL', 1, numout, .TRUE., 1 ) |
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| 321 | DO WHILE (ierr .EQ. 0) |
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| 322 | jfl1=jfl1+1 |
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| 323 | READ(inum,*, iostat=ierr) |
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| 324 | END DO |
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| 325 | CLOSE(inum) |
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| 326 | IF( (jfl1-1) .NE. ifl )THEN |
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| 327 | WRITE(cltmp,'(A25,A20,A3,i4.4,A10,i4.4)')"the number of floats in ",TRIM(clname2), & |
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| 328 | " = ",jfl1," is not equal to jfl= ",ifl |
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| 329 | CALL ctl_stop('STOP',TRIM(cltmp) ) |
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| 330 | ENDIF |
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| 331 | |
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| 332 | ENDIF |
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| 333 | |
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| 334 | ! we get the init values |
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| 335 | CALL ctl_opn( inum, clname2, 'OLD', 'FORMATTED', 'SEQUENTIAL', 1, numout, .TRUE., 1 ) |
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| 336 | DO jfl = kfl_start, kfl_end |
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| 337 | READ(inum,*) tpifl(jfl),tpjfl(jfl),tpkfl(jfl),itrash, itrash |
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| 338 | |
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| 339 | IF ( tpkfl(jfl) .LT. 0. ) nisobfl(jfl) = 0 !set the 2D advection according to init_float |
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| 340 | ngrpfl(jfl)=jfl |
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| 341 | END DO |
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| 342 | |
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| 343 | ! conversion from ariane index to T grid index |
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| 344 | tpkfl(kfl_start:kfl_end) = abs(tpkfl)-0.5 ! reversed vertical axis |
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| 345 | tpifl(kfl_start:kfl_end) = tpifl+0.5 |
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| 346 | tpjfl(kfl_start:kfl_end) = tpjfl+0.5 |
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| 347 | |
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| 348 | |
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| 349 | END SUBROUTINE flo_add_new_ariane_floats |
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| 350 | |
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| 351 | |
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| 352 | SUBROUTINE flo_findmesh( pax, pay, pbx, pby, & |
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| 353 | pcx, pcy, pdx, pdy, & |
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| 354 | px ,py ,ptx, pty, ldinmesh ) |
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[3] | 355 | !! ------------------------------------------------------------- |
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| 356 | !! *** ROUTINE findmesh *** |
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| 357 | !! |
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| 358 | !! ** Purpose : Find the index of mesh for the point spx spy |
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| 359 | !! |
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| 360 | !! ** Method : |
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| 361 | !!---------------------------------------------------------------------- |
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| 362 | REAL(wp) :: & |
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| 363 | pax, pay, pbx, pby, & ! ??? |
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| 364 | pcx, pcy, pdx, pdy, & ! ??? |
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| 365 | px, py, & ! longitude and latitude |
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| 366 | ptx, pty ! ??? |
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| 367 | LOGICAL :: ldinmesh ! ??? |
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[2528] | 368 | !! |
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| 369 | REAL(wp) :: zabt, zbct, zcdt, zdat, zabpt, zbcpt, zcdpt, zdapt |
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[3] | 370 | !!--------------------------------------------------------------------- |
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[2528] | 371 | !! Statement function |
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| 372 | REAL(wp) :: fsline |
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| 373 | REAL(wp) :: psax, psay, psbx, psby, psx, psy |
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| 374 | fsline( psax, psay, psbx, psby, psx, psy ) = psy * ( psbx - psax ) & |
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| 375 | & - psx * ( psby - psay ) & |
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| 376 | & + psax * psby - psay * psbx |
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| 377 | !!--------------------------------------------------------------------- |
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[3] | 378 | |
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| 379 | ! 4 semi plane defined by the 4 points and including the T point |
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| 380 | zabt = fsline(pax,pay,pbx,pby,ptx,pty) |
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| 381 | zbct = fsline(pbx,pby,pcx,pcy,ptx,pty) |
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| 382 | zcdt = fsline(pcx,pcy,pdx,pdy,ptx,pty) |
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| 383 | zdat = fsline(pdx,pdy,pax,pay,ptx,pty) |
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| 384 | |
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| 385 | ! 4 semi plane defined by the 4 points and including the extrememity |
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| 386 | zabpt = fsline(pax,pay,pbx,pby,px,py) |
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| 387 | zbcpt = fsline(pbx,pby,pcx,pcy,px,py) |
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| 388 | zcdpt = fsline(pcx,pcy,pdx,pdy,px,py) |
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| 389 | zdapt = fsline(pdx,pdy,pax,pay,px,py) |
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| 390 | |
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| 391 | ! We compare the semi plane T with the semi plane including the point |
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| 392 | ! to know if it is in this mesh. |
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| 393 | ! For numerical reasons it is possible that for a point which is on |
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| 394 | ! the line we don't have exactly zero with fsline function. We want |
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| 395 | ! that a point can't be in 2 mesh in the same time, so we put the |
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| 396 | ! coefficient to zero if it is smaller than 1.E-12 |
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| 397 | |
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| 398 | IF( ABS(zabpt) <= 1.E-12 ) zabpt = 0. |
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| 399 | IF( ABS(zbcpt) <= 1.E-12 ) zbcpt = 0. |
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| 400 | IF( ABS(zcdpt) <= 1.E-12 ) zcdpt = 0. |
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| 401 | IF( ABS(zdapt) <= 1.E-12 ) zdapt = 0. |
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| 402 | IF( (zabt*zabpt > 0.) .AND. (zbct*zbcpt >= 0. ) .AND. ( zcdt*zcdpt >= 0. ) .AND. ( zdat*zdapt > 0. ) & |
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| 403 | .AND. ( px <= MAX(pcx,pdx) ) .AND. ( px >= MIN(pax,pbx) ) & |
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| 404 | .AND. ( py <= MAX(pby,pcy) ) .AND. ( py >= MIN(pay,pdy) ) ) THEN |
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| 405 | ldinmesh=.TRUE. |
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| 406 | ELSE |
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| 407 | ldinmesh=.FALSE. |
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| 408 | ENDIF |
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[2528] | 409 | ! |
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[3294] | 410 | END SUBROUTINE flo_findmesh |
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[3] | 411 | |
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| 412 | |
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[3294] | 413 | FUNCTION flo_dstnce( pla1, phi1, pla2, phi2 ) |
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[3] | 414 | !! ------------------------------------------------------------- |
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| 415 | !! *** Function dstnce *** |
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| 416 | !! |
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| 417 | !! ** Purpose : returns distance (in m) between two geographical |
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| 418 | !! points |
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| 419 | !! ** Method : |
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| 420 | !!---------------------------------------------------------------------- |
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| 421 | REAL(wp), INTENT(in) :: pla1, phi1, pla2, phi2 ! ??? |
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[2528] | 422 | !! |
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[3294] | 423 | REAL(wp) :: dly1, dly2, dlx1, dlx2, dlx, dls, dld, dpi |
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| 424 | REAL(wp) :: flo_dstnce |
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[3] | 425 | !!--------------------------------------------------------------------- |
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[2528] | 426 | ! |
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[3294] | 427 | dpi = 2._wp * ASIN(1._wp) |
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| 428 | dls = dpi / 180._wp |
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[3] | 429 | dly1 = phi1 * dls |
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| 430 | dly2 = phi2 * dls |
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| 431 | dlx1 = pla1 * dls |
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| 432 | dlx2 = pla2 * dls |
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[2528] | 433 | ! |
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[3] | 434 | dlx = SIN(dly1) * SIN(dly2) + COS(dly1) * COS(dly2) * COS(dlx2-dlx1) |
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[2528] | 435 | ! |
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[3294] | 436 | IF( ABS(dlx) > 1.0_wp ) dlx = 1.0_wp |
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[2528] | 437 | ! |
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[11818] | 438 | dld = ATAN(SQRT( 1._wp * ( 1._wp-dlx )/( 1._wp+dlx ) )) * 222.24_wp / dls |
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[3294] | 439 | flo_dstnce = dld * 1000._wp |
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[2528] | 440 | ! |
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[3294] | 441 | END FUNCTION flo_dstnce |
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[3] | 442 | |
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[3294] | 443 | INTEGER FUNCTION flo_dom_alloc() |
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| 444 | !!---------------------------------------------------------------------- |
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| 445 | !! *** FUNCTION flo_dom_alloc *** |
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| 446 | !!---------------------------------------------------------------------- |
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| 447 | |
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| 448 | ALLOCATE( iimfl(jpnfl) , ijmfl(jpnfl) , ikmfl(jpnfl) , & |
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| 449 | idomfl(jpnfl), ivtest(jpnfl), ihtest(jpnfl), & |
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| 450 | zgifl(jpnfl) , zgjfl(jpnfl) , zgkfl(jpnfl) , STAT=flo_dom_alloc ) |
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| 451 | ! |
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[10425] | 452 | CALL mpp_sum ( 'flodom', flo_dom_alloc ) |
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| 453 | IF( flo_dom_alloc /= 0 ) CALL ctl_stop( 'STOP', 'flo_dom_alloc: failed to allocate arrays' ) |
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[3294] | 454 | END FUNCTION flo_dom_alloc |
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| 455 | |
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[3] | 456 | !!====================================================================== |
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| 457 | END MODULE flodom |
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