mirror of https://github.com/ecmwf/eccodes.git
48 lines
1.5 KiB
Modula-2
48 lines
1.5 KiB
Modula-2
# (C) Copyright 2005- ECMWF.
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# TEMPLATE 3.120, Azimuth-range projection
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constant isGridded = true;
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# Nb - number of data bins along radials (A data bin is a data point representing the volume centred on it)
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unsigned[4] numberOfDataBinsAlongRadials;
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alias Nb = numberOfDataBinsAlongRadials;
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# Nr - number of radials
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unsigned[4] numberOfRadials;
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alias Nr = numberOfRadials;
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# La1 - latitude of centre point
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signed[4] latitudeOfCentrePoint;
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alias La1 = latitudeOfCentrePoint;
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meta geography.latitudeOfCentrePointInDegrees
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scale(latitudeOfCentrePoint,one,grib2divider,truncateDegrees) : dump;
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alias La1InDegrees=latitudeOfCentrePointInDegrees;
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# Lo1 - longitude of centre point
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unsigned[4] longitudeOfCentrePoint;
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alias Lo1 = longitudeOfCentrePoint;
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meta geography.longitudeOfCentrePointInDegrees
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scale(longitudeOfCentrePoint,one,grib2divider,truncateDegrees) : dump;
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alias Lo1InDegrees=longitudeOfCentrePointInDegrees;
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# Dx - spacing of bins along radials
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unsigned[4] spacingOfBinsAlongRadials;
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alias Dx = spacingOfBinsAlongRadials;
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# Dstart - offset from origin to inner bound
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unsigned[4] offsetFromOriginToInnerBound;
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alias Dstart = offsetFromOriginToInnerBound;
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include "grib2/template.3.scanning_mode.def"
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# Octets 40-(39+4Nr) : For each of Nr radials:
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radials list(numberOfRadials){
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# Azi - starting azimuth, degrees x 10 (degrees as north)
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signed[2] startingAzimuth;
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alias Azi = startingAzimuth;
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# Adelta - azimuthal width, degrees x 100 (+ clockwise, - counterclockwise)
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signed[2] azimuthalWidth;
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alias Adelta = azimuthalWidth;
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}
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