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30 lines
467 B
Perl
Executable File
30 lines
467 B
Perl
Executable File
#!/usr/bin/perl
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if ($ARGV[0] eq "-r") {
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shift @ARGV;
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$reverse = 1;
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}
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$x0 = shift @ARGV;
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$y0 = shift @ARGV;
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$x1 = shift @ARGV;
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$y1 = shift @ARGV;
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while (<>) {
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$z{$1} = 1 if /\s+(-?\d+(\.\d*)?)\s*$/;
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$zmax = $1 if $1 > $zmax || !defined $zmax;
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}
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if ($reverse) {
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($x0, $y0) = ($y0, $x0);
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($x1, $y1) = ($y1, $x1);
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}
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for (keys %z) {
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print "$x0 $y0 $_\n";
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print "$x1 $y0 $_\n";
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print "$x1 $y1 $_\n";
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print "$x0 $y1 $_\n";
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print "$x0 $y0 $_\n\n";
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}
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