+#!/usr/bin/env perl
+use strict;
+use warnings;
+
+use Template;
+use List::Util;
+use Data::Dumper;
+
+my %area = (
+ fieldxmin => 45,
+ fieldxmax => 1590,
+ fieldymin => 10,
+ fieldymax => 575,
+ xmax => 1600,
+ ymax => 600,
+);
+$area{fieldxsize} = $area{fieldxmax} - $area{fieldxmin};
+$area{fieldysize} = $area{fieldymax} - $area{fieldymin};
+
+my @lines;
+my @max = (0) x 4;
+my $maxtime = 0;
+my $player = 0;
+
+for my $input (@ARGV) {
+ open my $datafile, '<', $input or next;
+ my @data;
+ my $lasttime;
+ while (defined ($_ = readline $datafile)) {
+ my ($frame, $time, @vars) = split /\t/, $_;
+ $frame =~ /^\d+:$/ or next;
+ if ($time !~ /^\d+$/) {
+ defined $lasttime or next;
+ $time = $lasttime + 1;
+ $lasttime = undef;
+ } else {
+ $lasttime = $time;
+ }
+ /^\d+$/ or $_ = undef for @vars;
+ push @{$data[$time]} => \@vars;
+ defined $vars[$_] and $vars[$_] > $max[$_] and $max[$_] = $vars[$_]
+ for 0 .. $#vars;
+ }
+ $maxtime = $#data if $#data > $maxtime;
+ close $datafile;
+
+ for my $time (0 .. $#data) {
+ my $vals = $data[$time];
+ for my $subtime (0 .. $#$vals) {
+ defined $vals->[$subtime]->[$_] and push @{$lines[$_][$player]} => [
+ ($time + $subtime/@$vals), # x
+ $vals->[$subtime]->[$_] # y
+ ] for 0 .. 3;
+ }
+ }
+
+ $player++;
+}
+
+my @norm = ((map {$area{fieldysize} / $_} @max), $area{fieldxsize} / $maxtime);
+
+my $xsteps = 25;
+my $xstep = $maxtime / $xsteps;
+my @xaxis = map [$area{fieldxmin} + $_ * $norm[4], sprintf '%d:%02d', $_/3600, $_/60%60],
+ map $_*$xstep, 0 .. $xsteps-1;
+
+my $ysteps = 10;
+my @yaxis;
+for my $i (0 .. 3) {
+ my $ystep = $max[$i] / $ysteps;
+ $ystep = 10 ** int (log($ystep * 4) / log(10));
+ $ystep /= 2 while $ystep * $ysteps > $max[$i];
+ $yaxis[$i] = [
+ map [$area{fieldymax} - $_ * $norm[$i], $_],
+ map $_*$ystep, 0 .. int $max[$i] / $ystep
+ ];
+}
+
+undef $/;
+my $svg = Template->new({POST_CHOMP => 1, BLOCKS => {timeline => readline DATA}});
+
+for ([0 => "min", "Minerals"], [1 => "gas", "Gas"], [2 => "unit", "Units"]) {
+ my ($line, $filename, $title) = @$_;
+ open my $output, '>', "$filename.svg";
+ $svg->process('timeline', {
+ title => "$title timeline for /replay/20080201md4x4",
+ paths => [
+ map { "\n\tM " . join "\tL ", map sprintf("%s %s\n",
+ $area{fieldxmin} + $_->[0] * $norm[4],
+ $area{fieldymax} - $_->[1] * $norm[$line]
+ ), grep defined, @$_ } @{$lines[$line]}
+ ],
+ xaxis => \@xaxis,
+ yaxis => $yaxis[$line],
+ area => \%area,
+ }, $output) or die $svg->error;
+}
+
+__DATA__
+<?xml version="1.0"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.0//EN"
+ "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
+
+<?xml-stylesheet href="http://sc.shiar.net/apm.css" type="text/css"?>
+
+<svg width="100%" height="100%" viewBox="0 0 [% area.xmax %] [% area.ymax %]"
+ xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+<title>[% title %]</title>
+
+<rect x="0" y="0" width="[% area.xmax %]" height="[% area.ymax %]" class="svgBackground" />
+<rect x="[% area.fieldxmin %]" y="[% area.fieldymin %]" width="[% area.fieldxsize %]" height="[% area.fieldysize %]" class="graphBackground" />
+
+<path d="M[% area.fieldxmin %] [% area.fieldymin %] v[% area.fieldysize %]" class="axis" id="xAxis"/>
+[% FOREACH entry = xaxis %]
+<text x="[% entry.0 %]" y="[% area.fieldymax + 15 %]" class="xAxisLabels"> [% entry.1 %]</text>
+[% END %]
+
+<path d="M[% area.fieldxmin %] [% area.fieldymax %] h[% area.fieldxsize %]" class="axis" id="yAxis"/>
+[% FOREACH entry = yaxis %]
+<path d="M[% area.fieldxmin %] [% entry.0 %] h[% area.fieldxsize %]" class="guideLines" />
+<text x="[% area.fieldxmin - 5 %]" y="[% entry.0 %]" class="yAxisLabels">[% entry.1 %]</text>
+[% END %]
+
+<g class="data">
+[% count = 0 %]
+[% FOREACH path = paths %][% count = count + 1 %]
+<path d="[% path %]" class="line[% count %]" />
+[% END %]
+</g>
+
+</svg>
+