[mkgmap-dev] Some bounderies shown as river

Fri Oct 8 15:07:17 BST 2010

Other boundaries shown as river:

http://www.openstreetmap.org/?lat=50.7548&lon=7.3343&zoom=12
-> Relation 'Hennef (Sieg) rel_36042'

Greetings
Josef

Am 08.10.2010 07:37, schrieb Josef Latt:
> 
> 
> Am 07.10.2010 21:37, schrieb Torsten Leistikow:
>> Josef Latt schrieb am 07.10.2010 20:03:
>>> That means that a tagging like this is false?
>> ...
>>
>>>     <tag k="boundary" v="administrative"/>
>> ...
>>
>>>     <tag k="waterway" v="river"/>
>>
>> If the river itself is the boundary, then this tagging is ok.
>>
>> But in such a case, you can't complain, that the boundary is shown as a river,
>> because the displayed element is a river as well as a boundary. So it is just a
>> matter of display priority.
>>
>> >From your screenshot I can now guess, what you mean: There are also other ways
>> in the map, which are dislpayed as river, although they are only tagged as
>> boundary AND NOT as river at the same time?
>>
>> If this is the case, I would guess, that the complete boundary is made up out of
>> a multipolygon.
>>
>> In this case the multipolygon tagging seems to be faulty. Either all outer ways
>> must be tagged the same (this can not be, since one part is tagged as a river,
>> while other parts shouldn't be rivers), or the tag values for the multipolygon
>> must be placed on the relation instead of the outer ways (this is also not done
>> in the example, since the boundary tag is on the way and not on the relation).
> 
> That is to high for me, as I'm relativ new in tagging.
> But I can't see any difference to other boundaries with IMHO same
> tagging. E.g.
> http://www.openstreetmap.org/?lat=50.2275&lon=7.4450&zoom=15. It's
> rel_546624.
> 
> Greetings
> Josef
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