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#!/usr/bin/env perl
use strict;
use warnings;
my $usage = "usage: $0 CM.output\n\n";
my $CM_file = $ARGV[0] or die $usage;
open (my $fh, $CM_file) or die "Error, cannot open $CM_file";
while (<$fh>) {
chomp;
unless (/^ChimeraMaligner/) { next; }
my @x = split(/\t/);
unless ($x[2] eq "YES") { next; }
my $acc = $x[1];
my @match_files;
my @y_coords;
for (my $i = 3; $i <= $#x; $i++) {
my $match_line = $x[$i];
my $match_file = "$$.matches.$i.dat";
push (@match_files, $match_file);
open (my $ofh, ">$match_file") or die "Error, cannot write file $match_file";
my @matches = split(/;/, $match_line);
foreach my $match (@matches) {
$match =~ /\((\d+)-(\d+),\s+\S+,\s+G:\S+,\s+L:(\d+)/ or die "Error, no regex match for $match";
my $lend = $1;
my $rend = $2;
my $per_ID = $3;
print $ofh "$lend\t$per_ID\n$rend\t$per_ID\n\n";
push (@y_coords, $per_ID);
}
close $ofh;
}
# write gnuplot script
open (my $gscript_ofh, ">gnuscript.$$.txt") or die "Error, cannot write gnuplot script";
print $gscript_ofh "set term png color\n";
my $ofile = $acc;
$ofile =~ s/\W/_/g;
print $gscript_ofh "set output \'CM.$ofile.png\'\n";
use List::Util qw (min max);
my $min_y = min(@y_coords);
my $max_y = max(@y_coords);
$min_y-=2;
$max_y+=2;
print $gscript_ofh "set yrange[$min_y:$max_y]\n";
foreach my $match_file (@match_files) {
$match_file = "\'$match_file\' w lp";
#print "MATCH: $match_file\n";
}
my $plot_line = "plot " . join(",", @match_files) . "\n";
print $gscript_ofh $plot_line . "\n";
close $gscript_ofh;
system "gnuplot gnuscript.$$.txt";
#unlink("gnuscript.$$.txt", @match_files);
print "Wrote image file: CM.$ofile.png\n";
}
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