2009/1/1 Cartinus <[email protected]> > On Wednesday 31 December 2008 18:40:18 Peter Miller wrote: > > Dodgy circular ways > > --------------------------- > > > > There are a number of islands off the Swedish coast that are showing > > up as errors: > > > http://tile.openstreetmap.nl/coastlines.html?zoom=16&lat=57.80195&lon=11.66 > >246&layers=B00 > > > > If one switches to a OSM view > > ( > http://www.openstreetmap.org/?zoom=16&lat=57.80195&lon=11.66246&layers=B00 > > ) one can edit them. Using 'h' I can see that they haven't been > > touched for months, however if I click on them the tagging looks fine > > and the way is shown as circular. > > > > Here is the history of one of them: > > http://www.openstreetmap.org/browse/way/25610508/history > > > > Notice that the way appears to be a triangle, but that the way has > > four points on it. > > > > If it does have an extra segment in the way then why does it show up > > as a circular way in Potlatch? The simples thing will probably be to > > delete them and recreate them but I though it was worth pointing it > > out first. > > With any circular way the first and the last nodes are the same. So to > define > a triangle you get four nodes in the xml. >
But, the problem is that often with the coastline imports, one of those nodes is a duplicate... i.e. there are really 4 nodes, but the last one is at the same point as the first... > > Those Swedish islands show up as errors because they are too small. > Anything > with a diameter of less than approximately 10 meter shows up as an error. > > Are you sure? or is it the previous problem? d
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