snapshot-to-csv

   1 #!/usr/bin/perl
   2 use 5.014000;
   3 use strict;
   4 use warnings;
   5
   6 use File::Slurp;
   7 use JSON::MaybeXS;
   8
   9 open my $fh, '>', 't/snapshot-rev4.csv';
  10 select $fh;
  11
  12 my %tests = %{decode_json read_file 't/snapshot-rev4.json'};
  13 my @colors = qw/xyz luv lch husl huslp/;
  14
  15 say join ',', qw/rgb8 xyz_x xyz_y xyz_z luv_l luv_u luv_v lch_l lch_c lch_h husl_h husl_s husl_l huslp_h husl_s husl_l/;
  16 for my $rgb8 (sort keys %tests) {
  17         next if $rgb8 =~ m/[13579bde]/i;
  18         my @cols = map { @{$tests{$rgb8}{$_}} } @colors;
  19         say join ',', substr($rgb8, 1), map { sprintf '%.4f', $_ } @cols;
  20 }