eccodes/definitions/grib3/template.3.resolution_flags...

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Modula-2

# (C) Copyright 2005- ECMWF.
# Resolution and component flags
flags[1] resolutionAndComponentFlags 'grib3/tables/[tablesVersion]/4.1.table' : edition_specific,no_copy;
# Note our flagbit numbers run from 7 to 0, while WMO convention uses 1 to 8
# (most significant to least significant)
flagbit resolutionAndComponentFlags1(resolutionAndComponentFlags,7) = 0: read_only;
flagbit resolutionAndComponentFlags2(resolutionAndComponentFlags,6) = 0: read_only;
flagbit iDirectionIncrementGiven(resolutionAndComponentFlags,5);
flagbit jDirectionIncrementGiven(resolutionAndComponentFlags,4);
flagbit uvRelativeToGrid(resolutionAndComponentFlags,3);
flagbit resolutionAndComponentFlags6(resolutionAndComponentFlags,7) = 0: read_only;
flagbit resolutionAndComponentFlags7(resolutionAndComponentFlags,6) = 0: read_only;
flagbit resolutionAndComponentFlags8(resolutionAndComponentFlags,6) = 0: read_only;
concept ijDirectionIncrementGiven {
'1' = {
iDirectionIncrementGiven = 1;
jDirectionIncrementGiven = 1;
}
'0' = {
iDirectionIncrementGiven = 1;
jDirectionIncrementGiven = 0;
}
'0' = {
iDirectionIncrementGiven = 0;
jDirectionIncrementGiven = 1;
}
'0' = {
iDirectionIncrementGiven = 0;
jDirectionIncrementGiven = 0;
}
}
alias DiGiven=iDirectionIncrementGiven;
alias DjGiven=jDirectionIncrementGiven;