[OSM-talk] How to perfect the map

[maning sambale]

>  > And there's of course the low-tech solution that involves a
>  > compass, taking coordinates of one corner of the building and
>  > then writing down "150 metres in direction 235°" or so (either
>  > guessing the 150 metres or counting steps while walking). With
>  > proper editor support

There might be some free tools on CAD-like coordinate geometry.  Not
sure with java though,
in GRASS there is:
http://grass.itc.it/grass62/manuals/html62_user/m.cogo.html



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