my $matrix_zoom = 15;
my $counter = 0;
my $output_gpx_filename = "osm-matrix-haiti.gpx";

# http://a.tile.openstreetmap.org/15/9801/14670.png

my $lat_start = 9607;
my $lon_start = 14719;

# hier +1 berücksichtigen
my $lat_end = 9879;
my $lon_end = 14509;


my ($lat1, $lon1, $lat2, $lon2) =  Project(9801,14670,$matrix_zoom);

print "lat1: ".$lat1."\n";
print "lon1: ".$lon1."\n";
print "lat2: ".$lat2."\n";
print "lon2: ".$lon2."\n";



for (my $x=$lat_start;$x=$lat_end;$x++)
{
    for (my $y=$lon_start;$y=$lat_end;$y++)
    {
      $counter++;
      print $y." / ".$x." - ".$counter."\n";
    }
}