eccodes/definitions/grib1/grid_first_last_resandcomp.def

36 lines
1.6 KiB
Modula-2

# (C) Copyright 2005- ECMWF.
# La1 - latitude of first grid point
signed[3] latitudeOfFirstGridPoint : edition_specific;
meta geography.latitudeOfFirstGridPointInDegrees scale(latitudeOfFirstGridPoint,oneConstant,grib1divider,truncateDegrees) :dump;
alias La1 = latitudeOfFirstGridPoint;
# Lo1 - longitude of first grid point
signed[3] longitudeOfFirstGridPoint : edition_specific;
meta geography.longitudeOfFirstGridPointInDegrees scale(longitudeOfFirstGridPoint,oneConstant,grib1divider,truncateDegrees) : dump;
alias Lo1 = longitudeOfFirstGridPoint;
include "grib1/resolution_flags.def";
# La2 - latitude of last grid point
signed[3] latitudeOfLastGridPoint : edition_specific;
meta geography.latitudeOfLastGridPointInDegrees scale(latitudeOfLastGridPoint,oneConstant,grib1divider,truncateDegrees) : dump;
alias La2 = latitudeOfLastGridPoint;
# Lo2 - longitude of last grid point
signed[3] longitudeOfLastGridPoint : edition_specific;
meta geography.longitudeOfLastGridPointInDegrees scale(longitudeOfLastGridPoint,oneConstant,grib1divider,truncateDegrees) : dump;
alias Lo2 = longitudeOfLastGridPoint;
# for change_scanning_direction
alias yFirst=latitudeOfFirstGridPointInDegrees;
alias yLast=latitudeOfLastGridPointInDegrees;
alias xFirst=longitudeOfFirstGridPointInDegrees;
alias xLast=longitudeOfLastGridPointInDegrees;
alias latitudeFirstInDegrees = latitudeOfFirstGridPointInDegrees;
alias longitudeFirstInDegrees = longitudeOfFirstGridPointInDegrees;
alias latitudeLastInDegrees = latitudeOfLastGridPointInDegrees;
alias longitudeLastInDegrees = longitudeOfLastGridPointInDegrees;