eccodes/examples/F90/grib_print_data_static.f90

59 lines
1.7 KiB
Fortran

! (C) Copyright 2005- ECMWF.
!
! This software is licensed under the terms of the Apache Licence Version 2.0
! which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
!
! In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
! virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
!
!
! Description: Prints all the data contained in a GRIB file.
! Using the old interface with a STATIC array
! rather than the new ALLOCATABLE array
!
!
program print_data_static
use grib_api
implicit none
integer :: ifile
integer :: igrib
integer :: i
real(kind=8), dimension(496) :: values_static
integer(kind=4) :: numPoints
real(kind=8) :: average
real(kind=8) :: the_max
real(kind=8) :: the_min
call grib_open_file(ifile, &
'../../data/regular_latlon_surface_constant.grib1', 'r')
! A new GRIB message is loaded from file
! igrib is the GRIB id to be used in subsequent calls
call grib_new_from_file(ifile, igrib)
! get the size of the values array
call grib_get_size(igrib, 'values', numPoints)
! get data values
print *, 'number of points ', numPoints
call grib_get(igrib, 'values', values_static)
do i = 1, numPoints
write (*, *) ' ', i, values_static(i)
end do
write (*, *) numPoints, ' values found '
call grib_get(igrib, 'max', the_max)
write (*, *) 'max=', the_max
call grib_get(igrib, 'min', the_min)
write (*, *) 'min=', the_min
call grib_get(igrib, 'average', average)
write (*, *) 'average=', average
call grib_release(igrib)
call grib_close_file(ifile)
end program