mirror of https://github.com/ecmwf/eccodes.git
69 lines
1.8 KiB
Fortran
69 lines
1.8 KiB
Fortran
C Copyright 2005-2012 ECMWF.
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C
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C This software is licensed under the terms of the Apache Licence Version 2.0
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C which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
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C
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C In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
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C virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
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C
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C
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C
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C Fortran 77 Implementation: set_fortran
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C
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C Description: how to set key values.
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C
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C
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C
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C
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C
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program set
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implicit none
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include 'grib_api_fortran.h'
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integer err
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integer*4 centre
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integer*4 int_value
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character*10 string_value
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character*20 string_centre
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integer len
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integer size
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integer infile,outfile
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integer igrib,iret
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character*256 error
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infile=5
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outfile=6
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call grib_check(grib_open_file(infile
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X,'../data/regular_latlon_surface.grib1','r'))
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call grib_check(grib_open_file(outfile
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X,'../data/out.grib1','w'))
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C a new grib message is loaded from file
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C igrib is the grib id to be used in subsequent calls
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call grib_check(grib_new_from_file(infile,igrib))
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C set centre as a long */
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centre=80
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call grib_check(grib_set_int(igrib,'centre',centre))
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C get centre as a integer*4
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call grib_check(grib_get_int(igrib,'centre',int_value))
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write(*,*) 'centre=',int_value
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C get centre as a string
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call grib_check(grib_get_string(igrib,'centre',string_value))
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string_centre='centre='//string_value
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write(*,*) string_centre
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C write modified message to a file
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call grib_check(grib_write(igrib,outfile))
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call grib_check(grib_release(igrib))
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call grib_check(grib_close_file(infile))
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call grib_check(grib_close_file(outfile))
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end
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