[OSM-dev] Map rendering issue

[Christophe Merlet]

Le jeudi 14 juin 2012 à 00:18 +0200, Christophe Merlet a écrit :
> Le mercredi 13 juin 2012 à 23:31 +0200, Christophe Merlet a écrit :
> > Le mercredi 13 juin 2012 à 22:22 +0100, Jon Burgess a écrit :
> 
> > OK, good, so that data has imported OK.
> > 
> > The last time I saw something like this on the rendering side it was due
> > to using the 'estimated extent' feature of postgis. Can you tell us what
> > extent setting you have in your datasource file, e.g:
> >
> > [jburgess at shark mapnik]$ grep extent inc/datasource-settings.xml.inc
> > <Parameter name="estimate_extent">false</Parameter>
> > <Parameter name="extent">-20037508,-19929239,20037508,19929239</Parameter>
> > 
> > 
> > There are a few items on the rendering side which may be relevant to
> > this. Can you tell us the version of the items below. Also let us know
> > whether you built from source or used a package from somewhere:
> > 
> > - postgis
> > - mapnik
> > - mod_tile
> > - the 'map style' (osm.xml etc)
> 
> 
> I use Ubuntu 12.04 and packages from Kai Krueger
> https://launchpad.net/~kakrueger/+archive/openstreetmap
> 
> # cat datasource-settings.xml.inc
> <!--
> Settings for your postgres setup.
> 
> Note: feel free to leave password, host, port, or use blank
> -->
> 
> <Parameter name="type">postgis</Parameter>
> <Parameter name="password">!!!snip!!!</Parameter>
> <Parameter name="host">lurien.paulla.asso.fr</Parameter>
> <!-- Parameter name="port">%(port)s</Parameter -->
> <Parameter name="user">mapnik</Parameter>
> <Parameter name="dbname">mapnik_cc</Parameter>
> <!-- this should be 'false' if you are manually providing the 'extent'
> -->
> <Parameter name="estimate_extent">true</Parameter>
> <!-- manually provided extent in epsg 900913 for whole globe -->
> <!-- providing this speeds up Mapnik database queries -->
> <!-- Parameter name="extent">%(extent)s</Parameter -->
> 
> 
> I'll try your settings...


Seems to work.
I'll regenerate tiles to be sure...

Many thanks for your help.


	Librement,
-- 
Christophe Merlet (RedFox)