# (C) Copyright 2005- ECMWF.

# TEMPLATE 5.51, Spherical harmonics data - complex packing

include "grib2/template.5.packing.def";

if (gribex_mode_on()) {
  transient computeLaplacianOperator=0 : hidden;
} else {
  transient computeLaplacianOperator=1 : hidden;
}

meta _numberOfValues spectral_truncation(J,K,M,numberOfValues): read_only;

constant laplacianScalingFactorUnset = -2147483647;
signed[4] laplacianScalingFactor : edition_specific ;

meta data.laplacianOperator scale(laplacianScalingFactor,one,million,truncateLaplacian) ;
meta laplacianOperatorIsSet evaluate(laplacianScalingFactor != laplacianScalingFactorUnset && !computeLaplacianOperator);

unsigned[2] JS;
unsigned[2] KS;
unsigned[2] MS;

alias subSetJ=JS;
alias subSetK=KS;
alias subSetM=MS;

unsigned[4] TS;

meta _TS spectral_truncation(JS,KS,MS,TS) : read_only,hidden;

# This is read_only until we support other values
codetable[1] unpackedSubsetPrecision ('5.7.table',masterDir,localDir) = 1 : dump;

alias precisionOfTheUnpackedSubset=unpackedSubsetPrecision;