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old-school-hex.pl

#!/usr/bin/perl
# data goes where the first empty line is
$doc = q{<?xml version="1.0" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" 
  "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg xmlns="http://www.w3.org/2000/svg" version="1.1"
     viewBox="0 0 1600 1200"
     xmlns:xlink="http://www.w3.org/1999/xlink">
  <desc>Old School Hex Map</desc>
  <defs>
    <polygon fill="none" stroke="black" stroke-width="1" id="empty" title="empty"
             points="0,50 0,150 86.6,200
		     173.2,150 173.2,50 86.6,0" />
    <g id="grass" title="grass">
      <use xlink:href="#empty" />
      <path
	 d="M 66.703995,86.605057
	    C 71.368579,94.022991 71.631096,105.2659 76.582428,112.64703
	    C 73.327772,115.31728 70.073115,122.11355 66.818459,126.84682
	    C 64.780376,117.76193 62.508957,105.09879 56.497963,101.22669
	    C 58.943112,96.408453 63.343876,91.229859 66.703995,86.605057
	    z " />
      <path
	 d="M 90.757301,68.787796
	    C 89.459656,80.54745 88.976531,94.312796 91.408322,106.4201
	    C 86.668674,110.61514 84.876184,115.39962 81.610115,119.88938
	    C 82.242675,107.25477 81.964916,95.739677 80.453026,83.759868
	    C 80.931325,78.610948 87.616802,74.400108 90.757301,68.787796
	    z " />
      <path
	 d="M 112.11098,99.247017
	    C 101.14287,106.99923 104.20963,105.79044 94.713402,118.55906
	    C 98.032942,103.9313 107.0408,91.516225 119.27269,83.113624
	    C 117.22268,88.380805 114.49987,93.966887 112.11098,99.247017
	    z " />
    </g>
  </defs>

</svg>
};

# Example data:
# <use x="0" y="0" xlink:href="#empty" />
# <use x="173.2" y="0" xlink:href="#grass" />
# <use x="86.6" y="150" xlink:href="#empty" />

%char = (
	 '"' => 'grass',
	 '.' => 'empty',
	);

# Example input:
# " " " "
#  " " .
# " " . .
#  " " .

$y = 0;
while (<STDIN>) {
  for ($i=0; $i < length($_)/2; $i++) {
    $type = $char{substr($_, $i * 2 + $y % 2, 1)};
    if ($type) {
      $data .= sprintf(qq{  <use x="%.1f" y="%.1f" xlink:href="#%s" />\n},
		       (2 * $i + $y % 2) / 2 * 173.2,
		       $y * 150,
		       $type);
    }
  }
  $y++;
}
$doc =~ s/\n\n/\n$data/;
print $doc;

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