[mkgmap-dev] [PATCH v5] - merge nodes to remove evil short arcs

Thu May 28 17:29:11 BST 2009

Johann Gail escribió:
>
>
> Apollinaris Schoell schrieb:
>> have checked some of the failing ways and they are all bad data where
>> a way is folded once ore more times and the segments share the same
>> nodes. one example
>> http://www.openstreetmap.org/browse/way/28554391
>> there is probably nothing mkgmap can do.
>> data is broken and must be fixed. nice to have another tool to verify
>> osm data!
>>
>>
> I personally wouldn't create such a way, but is it an invalid one?
> Is it written somewhere for osm data that a way is not allowed to
> intersect itself?
JOSM validator plugin warns you when trying to upload auto-intersecting
ways, but I'm afraid many people doesn't use validator.
I also checked a couple of failing ways and they were also
auto-intersecting.
Regards
Carlos