mirror of https://github.com/ecmwf/eccodes.git
49 lines
1.6 KiB
Fortran
49 lines
1.6 KiB
Fortran
! (C) Copyright 2005- ECMWF.
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!
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! This software is licensed under the terms of the Apache Licence Version 2.0
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! which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
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!
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! In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
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! virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
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!
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!
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! Description: How to get PL values.
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!
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!
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program grib_get_pl
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use eccodes
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implicit none
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integer :: infile
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integer :: igrib
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integer :: PLPresent, nb_pl
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integer(kind=8), dimension(:), allocatable :: pl_8
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integer(kind=4), dimension(:), allocatable :: pl_4
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call codes_open_file(infile, '../../data/reduced_gaussian_surface.grib1', 'r')
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! A new grib message is loaded from file
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! igrib is the grib id to be used in subsequent calls
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call codes_grib_new_from_file(infile, igrib)
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! get PLPresent to see if the 'pl' array is there
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call codes_get(igrib, 'PLPresent', PLPresent)
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print *, "PLPresent= ", PLPresent
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if (PLPresent == 1) then
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call codes_get_size(igrib, 'pl', nb_pl)
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print *, "there are ", nb_pl, " PL values"
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allocate (pl_4(nb_pl))
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call codes_get(igrib, 'pl', pl_4)
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allocate (pl_8(nb_pl))
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call codes_get(igrib, 'pl', pl_8)
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! print *, "pl = ", pl
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deallocate (pl_4)
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deallocate (pl_8)
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else
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print *, "There are no PL values in your GRIB message!"
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end if
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call codes_release(igrib)
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call codes_close_file(infile)
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end program grib_get_pl
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