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sf-exg |
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#!/usr/bin/perl |
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root |
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# generated the color_level table used when finding a nearby color in src/command.C |
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sf-exg |
1.1 |
use strict; |
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my @coeffs = |
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# (4, 5, 6, 7); |
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# (0.36, 0.6, 0.9, 1.3); |
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# (0.4, 0.7, 1.0, 1.4); |
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(0.48, 0.77, 1.1, 1.5); |
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my @rows1; |
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my @rows2; |
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for my $coeff (@coeffs) { |
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my @row1; |
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my %occ; |
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for (0 .. 31) { |
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my $i = int sqrt $_ * $coeff; |
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push @row1, $i; |
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$occ{$i}++; |
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} |
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my @row2; |
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for my $i (sort keys %occ) { |
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my $n = $occ{$i}; |
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my @values = ($i) x $n; |
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for my $j (1 .. ($n + 1) / 3) { |
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$values[$j - 1] = $i - 1 if $i > 0; |
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$values[-$j] = $i + 1 if $i < $row1[-1]; |
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} |
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push @row2, @values; |
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} |
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push @rows1, \@row1; |
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push @rows2, \@row2; |
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} |
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print "static const unsigned char color_level[8][32] = {\n"; |
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print " {" . join(", ", @$_) . "},\n" for @rows2; |
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print " {" . join(", ", @$_) . "},\n" for @rows1; |
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print "}\n"; |
