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[mkgmap-dev] [locator] Diff for precompiled boundary tiles

From WanMil wmgcnfg at web.de on Sun May 15 17:52:30 BST 2011

> I have committed a program that compiles a diff for the coverage of
> boundaries in the boundary tiles.
>
> Start it with:
> java -cp mkgmap.jar
> uk.me.parabola.mkgmap.reader.osm.boundary.BoundaryDiff<boundsdir1>
> <boundsdir2>
>
> The diff is created as a set of gpx files that shows removed areas
> (contained in boundsdir1 but not boundsdir2) and new areas (contained in
> boundsdir2 but not boundsdir1).
>
> You can also limit the check to special tag=value combinations:
> java -cp mkgmap.jar
> uk.me.parabola.mkgmap.reader.osm.boundary.BoundaryDiff<boundsdir1>
> <boundsdir2>  admin_level=2 admin_level=6
>
> I know that this is a bit off topic for mkgmap but it is an easy
> spin-off product and I think it might explain questions like: "my street
> is not assigned a city using the new boundaries download. why?".
>
> WanMil

For those who want to test it:
I have reuploded the precompiled boundaries from 29.04. using the new 
boundary file format which is required to run the diff.
http://www.navmaps.eu/wanmil/europe_bounds_20110429.zip

WanMil



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