I wonder if there has been some kind of Lowzoom regression recently? This doesn't look right (roads in the middle of the Atlantic): http://www.informationfreeway.org/?lat=47.123941534554994&lon=-13.118355439939368&user=80n&zoom=6&layers=B000F000F
And the Outer Hebrides has got spots: http://www.informationfreeway.org/?lat=57.256443738709635&lon=-8.306344763441256&user=80n&zoom=7&layers=B000F000F And half of Germany has gone: http://www.informationfreeway.org/?lat=50.9483202385237&lon=12.106935116925818&user=80n&zoom=6&layers=B000F000F On Thu, Sep 18, 2008 at 8:33 AM, Rob Reid <[EMAIL PROTECTED]> wrote: > Frederik Ramm wrote the following on 18/09/2008 18:46: > > Hi, > > > > I have somehow lost overview over the lowzoom process. A user has > > reported displaced placenames on [EMAIL PROTECTED] z11 to me: > > > > > http://informationfreeway.org/?lat=50.47202017317468&lon=7.795465134494669&zoom=11&layers=B000F000F > > > > The label offset is about 10km north(-east-ish) in the whole area. > > > > Is this still normal behaviour (I know we used to have projection > > issues), or should this have been fixed in the mean time? > > > I'm still seeing projection problems with or/p in lowzoom as well. > See > > http://lists.openstreetmap.org/pipermail/tilesathome/2008-August/003086.html > for when I reported it. > Down around NZ the offset appears to be south rather than north. > I'm have not done any testing on it but I suspect it seemed to start > appearing about the time the op/p proximity filter was added. > > Also, the same user reported some white squares on zoom levels 11 and > > smaller, which seem to be lowzoom artifacts. Can I tell him to just go > > to z8 on informationfreeway and hit "r", or what is the current > > established procedure to either update a lowzoom tile yourself or > > request that someone else do it? > > > I have not seen white squares but i have seen black squares which could > be related and was caused by a client bug relating to blank z12 blank > tiles handling, > see > > http://lists.openstreetmap.org/pipermail/tilesathome/2008-August/003457.html > The affected tiles look ok at zoom 12 but any lowzoom based on them is > faulty. > > Lowzooms for z6-11 are currently done by the server based on z12 > changes and I think are done approximately daily so the best way to > trigger one is to request a re-render on a z12 tile and then wait for > that to trigger the lowzoom. > The caption layers used to produce lowzoom are still generated manually > by clients though so if you see a problem with captions you need to > regenerate the captions manually and upload before trying to trigger the > lowzoom. > > rcr > > _______________________________________________ > Tilesathome mailing list > [email protected] > http://lists.openstreetmap.org/listinfo/tilesathome >
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