[OSM-talk] Islands in lakes

[Beau Gunderson]

Sidenote: I'm sure I'm not the only person who has hit those keys on
informationfreeway wondering what they did and messed up some tiles... Might
be good to have a popup explaining things the first time you press one and
then store that you've seen it in a cookie.


On Thu, May 29, 2008 at 4:07 PM, Donald Allwright <
donald_allwright at yahoo.com> wrote:

> Hi All,
>     Can anyone explain what's gone wrong here:
>
> http://www.informationfreeway.org/?lat=-15.756477951963221&lon=-69.56994035747516&zoom=12&layers=B000F000F
> ?
>
> Following the discussions last week about how to tag islands in lakes so
> that they render properly, I've gone round and re-worked the tags for
> islands in Lake Titicaca (which disappeared in Mapnik this week, presumably
> as a result of a tagging error). To be sure I had got it right I sought out
> a similar feature set to examine the tags, and found this:
>
> http://openstreetmap.org/?lat=60.873&lon=14.822&zoom=11&layers=B00FF
>
> which is displayed correctly in both osmarender and mapnik. It seems that
> most of the tiles are now rendering correctly, but some of them are
> rendering inverted. I've had to mark a number of tiles as blank land or
> blank sea too (via informationfreeway.org, I presume pressing 'l' or 's'
> at zoom 12 has the desired effect?). I can't see how it can be an error in
> the track that marks the island, as part of it is rendered correctly. Any
> clues as to what's gone wrong? (The osmarender tiles at zoom <12 are all
> messed up in this area, I'm just concentrating on z>=12 for now).
>
> Cheers,
> Donald
>
> When the winds of change start blowing, some people look for shelter.
> Others build windmills.
> -- Ancient Chinese Proverb.
> http://donaldallwright.blogspot.com
>
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