mirror of https://github.com/ecmwf/eccodes.git
58 lines
1.7 KiB
Modula-2
58 lines
1.7 KiB
Modula-2
# Copyright 2005-2017 ECMWF.
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#
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# This software is licensed under the terms of the Apache Licence Version 2.0
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# which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
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#
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# In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
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# virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
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#
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# GRID DEFINITION Mercator projection
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# grib 1 -> 2
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constant gridDefinitionTemplateNumber = 20;
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signed[2] Ni : dump;
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alias numberOfPointsAlongAParallel= Ni ;
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alias Nx =Ni;
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alias geography.Ni=Ni;
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signed[2] Nj : dump;
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alias numberOfPointsAlongAMeridian=Nj;
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alias Nx=Nj;
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alias geography.Nj=Nj;
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include "grib1/grid_first_last_resandcomp.def";
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signed[3] Latin : edition_specific,no_copy;
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meta geography.LaDInDegrees scale(Latin,oneConstant,grib1divider,truncateDegrees) : dump;
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pad padding_grid1_1(1);
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# for change_scanning_direction
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alias yFirst=latitudeOfFirstGridPointInDegrees;
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alias yLast=latitudeOfLastGridPointInDegrees;
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alias xFirst=longitudeOfFirstGridPointInDegrees;
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alias xLast=longitudeOfLastGridPointInDegrees;
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include "grib1/scanning_mode.def";
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signed[3] DiInMetres : dump;
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alias longitudinalDirectionGridLength=DiInMetres;
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alias Di=DiInMetres;
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alias geography.DiInMetres=DiInMetres;
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signed[3] DjInMetres : dump;
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alias latitudinalDirectionGridLength=DjInMetres;
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alias Dj=DjInMetres;
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alias geography.DjInMetres=DjInMetres;
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constant orientationOfTheGridInDegrees=0;
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pad padding_grid1_2(8);
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meta numberOfDataPoints number_of_points(Ni,Nj) : dump;
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alias numberOfPoints=numberOfDataPoints;
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meta numberOfValues number_of_values(values,bitsPerValue,numberOfDataPoints,bitmapPresent,bitmap,numberOfCodedValues) : dump;
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#alias ls.valuesCount=numberOfValues;
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