eccodes/definitions/grib1/data.grid_ieee.def

# (C) Copyright 2005- ECMWF.

# moved here to allow different bitsPerValue in second order packing
unsigned[1] bitsPerValue : dump ;
alias numberOfBitsContainingEachPackedValue = bitsPerValue;

# For grib1 -> grib2
#constant dataRepresentationTemplateNumber = ?;

# TODO
codetable[1] precision "grib1/precision.table" = 2 : dump,edition_specific;
concept accuracy(zero) {
  32  = { precision = 1; }
  64  = { precision = 2; }
  128 = { precision = 3; }
} : long_type, no_copy;

position offsetBeforeData;
if( bitmapPresent || !GDSPresent ) {
  # For grib1 -> grib2
  constant bitMapIndicator = 0;
  meta codedValues data_raw_packing(
                section4Length,
                offsetBeforeData,
                offsetSection4,
                numberOfValues,
                precision);
  meta values data_apply_bitmap(codedValues,
                bitmap,missingValue,binaryScaleFactor) : dump;
  alias data.packedValues = codedValues;
} else {
  # For grib1 -> grib2
  constant bitMapIndicator = 255;
  meta values data_raw_packing(
                section4Length,
                offsetBeforeData,
                offsetSection4,
                numberOfCodedValues,
                precision);
  alias data.packedValues = values;
}

meta numberOfCodedValues number_of_values_data_raw_packing(values,precision);

template statistics "common/statistics_grid.def";
template missing_values "common/missing_values_grid.def";