[2287] | 1 | !!---------------------------------------------------------------------- |
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| 2 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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| 3 | !! $Id$ |
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| 4 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 5 | !!---------------------------------------------------------------------- |
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| 6 | |
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[2202] | 7 | SUBROUTINE read_taondbc( cdfilename, inpfile, kunit, ldwp, ldgrid ) |
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| 8 | !!--------------------------------------------------------------------- |
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| 9 | !! |
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| 10 | !! ** ROUTINE read_enactfile ** |
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| 11 | !! |
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| 12 | !! ** Purpose : Read from file the TAO data fro NDBC. |
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| 13 | !! |
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| 14 | !! ** Method : The data file is a NetCDF file. |
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| 15 | !! |
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| 16 | !! ** Action : |
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| 17 | !! |
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| 18 | !! ** Reference : http://tao.noaa.gov/tao/data_deliv/deliv_ndbc.shtml |
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| 19 | !! History : |
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| 20 | !! ! 09-01 (K. Mogensen) Original version. |
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| 21 | !!---------------------------------------------------------------------- |
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| 22 | !! * Arguments |
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| 23 | CHARACTER(LEN=*) :: cdfilename ! Input filename |
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| 24 | TYPE(obfbdata) :: inpfile ! Output obfbdata structure |
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| 25 | INTEGER :: kunit ! Unit for output |
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| 26 | LOGICAL :: ldwp ! Print info |
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| 27 | LOGICAL :: ldgrid ! Save grid info in data structure |
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| 28 | !! * Local declarations |
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| 29 | INTEGER :: iobs ! Number of observations |
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| 30 | INTEGER :: ilev ! Number of levels |
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| 31 | INTEGER :: ilat ! Number of latitudes |
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| 32 | INTEGER :: ilon ! Number of longtudes |
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| 33 | INTEGER :: itim ! Number of obs. times |
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| 34 | INTEGER :: i_file_id |
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| 35 | INTEGER :: i_dimid_id |
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| 36 | INTEGER :: i_phi_id |
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| 37 | INTEGER :: i_lam_id |
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| 38 | INTEGER :: i_depth_id |
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| 39 | INTEGER :: i_var_id |
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| 40 | INTEGER :: i_time_id |
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| 41 | INTEGER :: i_time2_id |
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| 42 | INTEGER :: i_qc_var_id |
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| 43 | CHARACTER(LEN=40) :: cl_fld_lam |
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| 44 | CHARACTER(LEN=40) :: cl_fld_phi |
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| 45 | CHARACTER(LEN=40) :: cl_fld_depth |
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| 46 | CHARACTER(LEN=40) :: cl_fld_var_u |
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| 47 | CHARACTER(LEN=40) :: cl_fld_var_v |
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| 48 | CHARACTER(LEN=40) :: cl_fld_var_qc_uv1 |
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| 49 | CHARACTER(LEN=40) :: cl_fld_var_qc_uv2 |
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| 50 | CHARACTER(LEN=40) :: cl_fld_time |
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| 51 | CHARACTER(LEN=40) :: cl_fld_time2 |
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| 52 | INTEGER :: ja |
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| 53 | INTEGER :: jo |
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| 54 | INTEGER :: jk |
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| 55 | INTEGER :: jt |
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| 56 | REAL(wp), ALLOCATABLE, DIMENSION(:,:,:,:) :: & |
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| 57 | & zv, & |
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| 58 | & zu, & |
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| 59 | & zuv1qc, & |
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| 60 | & zuv2qc |
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| 61 | REAL(wp), ALLOCATABLE, DIMENSION(:) :: & |
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| 62 | & zdep, & |
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| 63 | & zlat, & |
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| 64 | & zlon, & |
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| 65 | & zjuld |
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| 66 | REAL(wp) :: zl |
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| 67 | INTEGER, ALLOCATABLE, DIMENSION(:) :: & |
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| 68 | & itime, & |
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| 69 | & itime2 |
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| 70 | CHARACTER(LEN=50) :: cdjulref |
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| 71 | CHARACTER(LEN=12), PARAMETER :: cl_name = 'read_taondbc' |
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| 72 | CHARACTER(len=1) :: cns, cew |
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| 73 | |
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| 74 | !----------------------------------------------------------------------- |
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| 75 | ! Initialization |
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| 76 | !----------------------------------------------------------------------- |
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| 77 | cl_fld_lam = 'lon' |
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| 78 | cl_fld_phi = 'lat' |
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| 79 | cl_fld_depth = 'depth' |
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| 80 | cl_fld_time = 'time' |
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| 81 | cl_fld_time2 = 'time2' |
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| 82 | |
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| 83 | !----------------------------------------------------------------------- |
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| 84 | ! Open file |
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| 85 | !----------------------------------------------------------------------- |
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| 86 | |
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| 87 | CALL chkerr( nf90_open( TRIM( cdfilename ), nf90_nowrite, & |
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| 88 | & i_file_id ), cl_name, __LINE__ ) |
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| 89 | |
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| 90 | !----------------------------------------------------------------------- |
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| 91 | ! Read the heading of the file |
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| 92 | !----------------------------------------------------------------------- |
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| 93 | IF(ldwp) WRITE(kunit,*) |
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| 94 | IF(ldwp) WRITE(kunit,*) ' read_taondbc :' |
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| 95 | IF(ldwp) WRITE(kunit,*) ' ~~~~~~~~~~~~' |
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| 96 | |
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| 97 | !--------------------------------------------------------------------- |
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| 98 | ! Read the number of observations and of levels to allocate array |
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| 99 | !--------------------------------------------------------------------- |
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| 100 | CALL chkerr( nf90_inq_dimid ( i_file_id, 'time', i_dimid_id ), & |
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| 101 | & cl_name, __LINE__ ) |
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| 102 | CALL chkerr( nf90_inquire_dimension( i_file_id, i_dimid_id, len = itim ), & |
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| 103 | & cl_name, __LINE__ ) |
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| 104 | CALL chkerr( nf90_inq_dimid ( i_file_id, 'depth', i_dimid_id ), & |
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| 105 | & cl_name, __LINE__ ) |
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| 106 | CALL chkerr( nf90_inquire_dimension( i_file_id, i_dimid_id, len = ilev ), & |
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| 107 | & cl_name, __LINE__ ) |
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| 108 | CALL chkerr( nf90_inq_dimid ( i_file_id, 'lat', i_dimid_id ), & |
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| 109 | & cl_name, __LINE__ ) |
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| 110 | CALL chkerr( nf90_inquire_dimension( i_file_id, i_dimid_id, len = ilat ), & |
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| 111 | & cl_name, __LINE__ ) |
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| 112 | CALL chkerr( nf90_inq_dimid ( i_file_id, 'lon', i_dimid_id ), & |
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| 113 | & cl_name, __LINE__ ) |
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| 114 | CALL chkerr( nf90_inquire_dimension( i_file_id, i_dimid_id, len = ilon ), & |
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| 115 | & cl_name, __LINE__ ) |
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| 116 | |
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| 117 | iobs = itim * ilat * ilon |
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| 118 | IF(ldwp)WRITE(kunit,*) ' No. of data records = ', iobs |
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| 119 | IF(ldwp)WRITE(kunit,*) ' No. of levels = ', ilev |
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| 120 | IF(ldwp)WRITE(kunit,*) |
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| 121 | |
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| 122 | !--------------------------------------------------------------------- |
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| 123 | ! Allocate arrays |
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| 124 | !--------------------------------------------------------------------- |
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| 125 | |
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| 126 | CALL init_obfbdata( inpfile ) |
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| 127 | CALL alloc_obfbdata( inpfile, 2, iobs, ilev, 0, 0, ldgrid ) |
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| 128 | inpfile%cname(1) = 'UVEL' |
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| 129 | inpfile%cname(2) = 'VVEL' |
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| 130 | inpfile%coblong(1) = 'Zonal current' |
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| 131 | inpfile%coblong(2) = 'Meridional current' |
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| 132 | inpfile%cobunit(1) = 'Meters per second' |
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| 133 | inpfile%cobunit(2) = 'Meters per second' |
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| 134 | |
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| 135 | ALLOCATE( & |
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| 136 | & zu(ilon,ilat,ilev,itim), & |
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| 137 | & zv(ilon,ilat,ilev,itim), & |
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| 138 | & zdep(ilev), & |
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| 139 | & zuv1qc(ilon,ilat,ilev,itim), & |
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| 140 | & zuv2qc(ilon,ilat,ilev,itim), & |
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| 141 | & itime(itim), & |
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| 142 | & itime2(itim), & |
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| 143 | & zlat(ilat), & |
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| 144 | & zlon(ilon), & |
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| 145 | & zjuld(itim) & |
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| 146 | & ) |
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| 147 | |
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| 148 | !--------------------------------------------------------------------- |
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| 149 | ! Read the time/position variables |
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| 150 | !--------------------------------------------------------------------- |
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| 151 | |
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| 152 | CALL chkerr( nf90_inq_varid( i_file_id, cl_fld_time, i_time_id ), & |
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| 153 | & cl_name, __LINE__ ) |
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| 154 | CALL chkerr( nf90_get_var ( i_file_id, i_time_id, itime ), & |
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| 155 | & cl_name, __LINE__ ) |
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| 156 | |
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| 157 | CALL chkerr( nf90_inq_varid( i_file_id, cl_fld_time2, i_time2_id ), & |
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| 158 | & cl_name, __LINE__ ) |
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| 159 | CALL chkerr( nf90_get_var ( i_file_id, i_time2_id, itime2 ), & |
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| 160 | & cl_name, __LINE__ ) |
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| 161 | |
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| 162 | CALL chkerr( nf90_inq_varid( i_file_id, cl_fld_depth, i_depth_id ), & |
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| 163 | & cl_name, __LINE__ ) |
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| 164 | CALL chkerr( nf90_get_var ( i_file_id, i_depth_id, zdep ), & |
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| 165 | & cl_name, __LINE__ ) |
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| 166 | |
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| 167 | CALL chkerr( nf90_inq_varid( i_file_id, cl_fld_phi, i_phi_id ), & |
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| 168 | & cl_name, __LINE__ ) |
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| 169 | CALL chkerr( nf90_get_var ( i_file_id, i_phi_id, zlat ), & |
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| 170 | & cl_name, __LINE__ ) |
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| 171 | |
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| 172 | CALL chkerr( nf90_inq_varid( i_file_id, cl_fld_lam, i_lam_id ), & |
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| 173 | & cl_name, __LINE__ ) |
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| 174 | CALL chkerr( nf90_get_var ( i_file_id, i_lam_id, zlon ), & |
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| 175 | & cl_name, __LINE__ ) |
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| 176 | |
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| 177 | !--------------------------------------------------------------------- |
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| 178 | ! Read the variables |
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| 179 | !--------------------------------------------------------------------- |
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| 180 | |
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| 181 | ! ADCP format assumed |
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| 182 | cl_fld_var_u = 'u_1205' |
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| 183 | IF ( nf90_inq_varid( i_file_id, cl_fld_var_u, i_var_id ) /= nf90_noerr ) THEN |
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| 184 | ! Try again with current meter format |
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| 185 | cl_fld_var_u = 'U_320' |
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| 186 | IF ( nf90_inq_varid( i_file_id, cl_fld_var_u, i_var_id ) /= nf90_noerr ) THEN |
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| 187 | CALL fatal_error( 'Unknown format in read_taondbc', __LINE__ ) |
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| 188 | ENDIF |
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| 189 | ENDIF |
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| 190 | CALL chkerr( nf90_get_var ( i_file_id, i_var_id, zu ), & |
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| 191 | & cl_name, __LINE__ ) |
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| 192 | |
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| 193 | ! ADCP format assumed |
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| 194 | cl_fld_var_v = 'v_1206' |
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| 195 | IF ( nf90_inq_varid( i_file_id, cl_fld_var_v, i_var_id ) /= nf90_noerr ) THEN |
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| 196 | ! Try again with current meter format |
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| 197 | cl_fld_var_v = 'V_321' |
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| 198 | IF ( nf90_inq_varid( i_file_id, cl_fld_var_v, i_var_id ) /= nf90_noerr ) THEN |
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| 199 | CALL fatal_error( 'Unknown format in read_taondbc', __LINE__ ) |
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| 200 | ENDIF |
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| 201 | ENDIF |
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| 202 | CALL chkerr( nf90_get_var ( i_file_id, i_var_id, zv ), & |
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| 203 | & cl_name, __LINE__ ) |
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| 204 | |
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| 205 | !--------------------------------------------------------------------- |
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| 206 | ! Read the QC attributes |
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| 207 | !--------------------------------------------------------------------- |
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| 208 | |
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| 209 | ! ADCP format assumed |
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| 210 | cl_fld_var_qc_uv1 = 'QU_5205' |
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| 211 | IF ( nf90_inq_varid( i_file_id, cl_fld_var_qc_uv1, i_qc_var_id ) /= nf90_noerr ) THEN |
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| 212 | ! Try again with current meter format |
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| 213 | cl_fld_var_qc_uv1 = 'QCS_5300' |
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| 214 | IF ( nf90_inq_varid( i_file_id, cl_fld_var_qc_uv1, i_qc_var_id ) /= nf90_noerr ) THEN |
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| 215 | ! Try again with high freq. current meter format |
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| 216 | cl_fld_var_qc_uv1 = 'QCU_5320' |
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| 217 | IF ( nf90_inq_varid( i_file_id, cl_fld_var_qc_uv1, i_qc_var_id ) /= nf90_noerr ) THEN |
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| 218 | CALL fatal_error( 'Unknown format in read_taondbc', __LINE__ ) |
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| 219 | ENDIF |
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| 220 | ENDIF |
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| 221 | ENDIF |
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| 222 | CALL chkerr( nf90_get_var ( i_file_id, i_qc_var_id, zuv1qc), & |
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| 223 | & cl_name, __LINE__ ) |
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| 224 | |
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| 225 | ! ADCP format assumed |
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| 226 | cl_fld_var_qc_uv2 = 'QV_5206' |
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| 227 | IF ( nf90_inq_varid( i_file_id, cl_fld_var_qc_uv2, i_qc_var_id ) /= nf90_noerr ) THEN |
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| 228 | ! Try again with current meter format |
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| 229 | cl_fld_var_qc_uv2 = 'QCD_5310' |
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| 230 | IF ( nf90_inq_varid( i_file_id, cl_fld_var_qc_uv2, i_qc_var_id ) /= nf90_noerr ) THEN |
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| 231 | ! Try again with high freq. current meter format |
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| 232 | cl_fld_var_qc_uv2 = 'QCV_5321' |
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| 233 | IF ( nf90_inq_varid( i_file_id, cl_fld_var_qc_uv2, i_qc_var_id ) /= nf90_noerr ) THEN |
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| 234 | CALL fatal_error( 'Unknown format in read_taondbc', __LINE__ ) |
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| 235 | ENDIF |
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| 236 | ENDIF |
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| 237 | ENDIF |
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| 238 | CALL chkerr( nf90_get_var ( i_file_id, i_qc_var_id, zuv2qc), & |
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| 239 | & cl_name, __LINE__ ) |
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| 240 | |
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| 241 | !--------------------------------------------------------------------- |
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| 242 | ! Close file |
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| 243 | !--------------------------------------------------------------------- |
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| 244 | |
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| 245 | CALL chkerr( nf90_close( i_file_id ), cl_name, __LINE__ ) |
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| 246 | |
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| 247 | !--------------------------------------------------------------------- |
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| 248 | ! Convert to to 19500101 based Julian date |
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| 249 | !--------------------------------------------------------------------- |
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| 250 | DO jt = 1, itim |
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| 251 | zjuld(jt) = REAL(itime(jt),wp) + REAL(itime2(jt),wp)/86400000.0_wp & |
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| 252 | & - 2433283.0_wp |
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| 253 | END DO |
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| 254 | inpfile%cdjuldref = '19500101000000' |
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| 255 | |
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| 256 | !--------------------------------------------------------------------- |
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| 257 | ! Copy info to obfbdata structure |
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| 258 | !--------------------------------------------------------------------- |
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| 259 | |
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| 260 | iobs = 0 |
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| 261 | DO jt = 1, itim |
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| 262 | DO ja = 1, ilat |
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| 263 | DO jo = 1, ilon |
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| 264 | iobs = iobs + 1 |
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| 265 | zl = zlon(jo) |
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| 266 | IF ( zl > 180.0_wp ) zl = zl - 360.0_wp |
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| 267 | IF ( zl < 0 ) THEN |
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| 268 | cew = 'w' |
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| 269 | ELSE |
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| 270 | cew = 'e' |
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| 271 | ENDIF |
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| 272 | IF ( zlat(jo) < 0 ) THEN |
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| 273 | cns = 's' |
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| 274 | ELSE |
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| 275 | cns = 'n' |
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| 276 | ENDIF |
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| 277 | WRITE(inpfile%cdwmo(iobs),'(A1,I2.2,A1,I3.3)') & |
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| 278 | & cns, ABS(NINT(zlat(ja))), cew, ABS(NINT(zl)) |
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| 279 | DO jk = 1, ilev |
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| 280 | inpfile%pob(jk,iobs,1) = zu(jo,ja,jk,jt) |
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| 281 | inpfile%pob(jk,iobs,2) = zv(jo,ja,jk,jt) |
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| 282 | inpfile%pdep(jk,iobs) = zdep(jk) |
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| 283 | inpfile%ivlqc(jk,iobs,1:2) = INT( MAX( zuv1qc(jo,ja,jk,jt), zuv2qc(jo,ja,jk,jt) ) ) |
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| 284 | END DO |
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| 285 | inpfile%plam(iobs) = zlon(jo) |
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| 286 | inpfile%pphi(iobs) = zlat(ja) |
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| 287 | inpfile%ptim(iobs) = zjuld(jt) |
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| 288 | END DO |
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| 289 | END DO |
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| 290 | END DO |
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| 291 | |
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| 292 | ! No position, time, depth and variable QC in input files |
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| 293 | DO jo = 1, iobs |
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| 294 | inpfile%ipqc(jo) = 1 |
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| 295 | inpfile%itqc(jo) = 1 |
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| 296 | inpfile%ivqc(jo,1:2) = 1 |
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| 297 | DO jk = 1, ilev |
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| 298 | inpfile%idqc(jk,jo) = 1 |
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| 299 | END DO |
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| 300 | END DO |
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| 301 | |
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| 302 | !--------------------------------------------------------------------- |
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| 303 | ! Set the platform information |
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| 304 | !--------------------------------------------------------------------- |
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| 305 | inpfile%cdtyp(:)=' 820' |
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| 306 | |
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| 307 | !--------------------------------------------------------------------- |
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| 308 | ! Set QC flags for missing data and rescale to m/s |
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| 309 | !--------------------------------------------------------------------- |
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| 310 | |
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| 311 | DO jo = 1, iobs |
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| 312 | DO jk = 1, ilev |
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| 313 | IF ( ( ABS(inpfile%pob(jk,jo,1)) > 10000.0_wp ) .OR. & |
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| 314 | & ( ABS(inpfile%pob(jk,jo,2)) > 10000.0_wp ) ) THEN |
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| 315 | inpfile%ivlqc(jk,jo,:) = 4 |
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| 316 | inpfile%pob(jk,jo,1) = fbrmdi |
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| 317 | inpfile%pob(jk,jo,2) = fbrmdi |
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| 318 | ELSE |
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| 319 | inpfile%pob(jk,jo,1) = 0.01 * inpfile%pob(jk,jo,1) |
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| 320 | inpfile%pob(jk,jo,2) = 0.01 * inpfile%pob(jk,jo,2) |
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| 321 | ENDIF |
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| 322 | END DO |
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| 323 | END DO |
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| 324 | |
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| 325 | !--------------------------------------------------------------------- |
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| 326 | ! Set file indexes |
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| 327 | !--------------------------------------------------------------------- |
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| 328 | |
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| 329 | DO jo = 1, inpfile%nobs |
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| 330 | inpfile%kindex(jo) = jo |
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| 331 | END DO |
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| 332 | |
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| 333 | !--------------------------------------------------------------------- |
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| 334 | ! Initialize flags since they are not in the TAO input files |
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| 335 | !--------------------------------------------------------------------- |
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| 336 | |
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| 337 | inpfile%ioqcf(:,:) = 0 |
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| 338 | inpfile%ipqcf(:,:) = 0 |
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| 339 | inpfile%itqcf(:,:) = 0 |
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| 340 | inpfile%idqcf(:,:,:) = 0 |
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| 341 | inpfile%ivqcf(:,:,:) = 0 |
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| 342 | inpfile%ivlqcf(:,:,:,:) = 0 |
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| 343 | |
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| 344 | !--------------------------------------------------------------------- |
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| 345 | ! Deallocate data |
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| 346 | !--------------------------------------------------------------------- |
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| 347 | DEALLOCATE( & |
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| 348 | & zu, & |
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| 349 | & zv, & |
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| 350 | & zdep, & |
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| 351 | & zuv1qc, & |
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| 352 | & zuv2qc, & |
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| 353 | & itime, & |
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| 354 | & itime2, & |
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| 355 | & zlat, & |
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| 356 | & zlon, & |
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| 357 | & zjuld & |
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| 358 | & ) |
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| 359 | |
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| 360 | END SUBROUTINE read_taondbc |
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