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GRIB-410: Error in Mercator grid template definition

This commit is contained in:
Shahram Najm 2013-07-30 17:14:49 +01:00
parent 068db7301c
commit b9e11f91fc
1 changed files with 13 additions and 12 deletions
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25
definitions/grib2/template.3.10.def
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@ -18,53 +18,54 @@ alias geography.Ni=Ni;
unsigned[4] Nj : dump;
alias numberOfPointsAlongAMeridian=Nj;
alias Nx = Nj ;
alias Ny = Nj ;
alias geography.Nj=Nj;
# La1 - latitude of first grid point
# La1 - latitude of first grid point
signed[4] latitudeOfFirstGridPoint: edition_specific,no_copy ;
alias La1 = latitudeOfFirstGridPoint;
meta geography.latitudeOfFirstGridPointInDegrees scale(latitudeOfFirstGridPoint,oneConstant,grib2divider,truncateDegrees) : dump;
# Lo1 - longitude of first grid point
# Lo1 - longitude of first grid point
signed[4] longitudeOfFirstGridPoint : edition_specific,no_copy;
alias Lo1 = longitudeOfFirstGridPoint;
meta geography.longitudeOfFirstGridPointInDegrees scale(longitudeOfFirstGridPoint,oneConstant,grib2divider,truncateDegrees) : dump;
include "template.3.resolution_flags.def";
# LaD - Latitude(s) at which the Mercator projection intersects the Earth
# LaD - Latitude(s) at which the Mercator projection intersects the Earth
# (Latitude(s) where Di and Dj are specified)
signed[4] LaD : edition_specific,no_copy;
meta geography.LaDInDegrees scale(LaD,oneConstant,grib2divider,truncateDegrees) : dump;
# La2 - latitude of last grid point
# La2 - latitude of last grid point
signed[4] latitudeOfLastGridPoint : edition_specific,no_copy;
alias La2 = latitudeOfLastGridPoint;
meta geography.latitudeOfLastGridPointInDegrees scale(latitudeOfLastGridPoint,oneConstant,grib2divider,truncateDegrees) : dump;
# Lo2 - longitude of last grid point
# Lo2 - longitude of last grid point
signed[4] longitudeOfLastGridPoint: edition_specific,no_copy ;
alias Lo2 = longitudeOfLastGridPoint;
meta geography.longitudeOfLastGridPointInDegrees scale(longitudeOfLastGridPoint,oneConstant,grib2divider,truncateDegrees) : dump;
include "template.3.scanning_mode.def";
# Orientation of the grid, angle between i direction on the map and the equator
# NOTE 1 NOT FOUND
# Orientation of the grid, angle between i direction on the map and the equator
# NOTE 1: Limited to the range of 0 to 90 degrees; if the angle of orientation of the grid is neither 0 nor 90 degrees,
# Di and Dj must be equal to each other
unsigned[4] orientationOfTheGrid : dump ;
meta geography.orientationOfTheGridInDegrees
scale(orientationOfTheGrid,oneConstant,grib2divider,truncateDegrees) : dump;
# Di - longitudinal direction grid length
# NOTE 2 NOT FOUND
# Di - longitudinal direction grid length
# NOTE 2: Grid lengths are in units of 10**-3 m, at the latitude specified by LaD
unsigned[4] Di : edition_specific,no_copy ;
alias longitudinalDirectionGridLength = Di ;
meta geography.DiInMetres
scale(Di,oneConstant,thousand,truncateDegrees) : dump;
# Dj - latitudinal direction grid length
# NOTE 2 NOT FOUND
# Dj - latitudinal direction grid length
# NOTE 2: Grid lengths are in units of 10**-3 m, at the latitude specified by LaD
unsigned[4] Dj : edition_specific,no_copy ;
alias latitudinalDirectionGridLength = Dj;
meta geography.DjInMetres