[OSM-talk] Question about create a tiles in my PC

Jon Burgess jburgess777 at googlemail.com
Fri Feb 19 19:11:11 GMT 2010


On Wed, 2010-02-03 at 09:35 +0100, francescoboccacci at libero.it wrote:
> Hi,
> i'm a new user of OpenStreetMap. I try  to create a "little" OSM in my PC and 
> i make step by step installation. I have installed postgres\postgis, mapnik and 
> i have download all code file for generarate tiles. Now i have a problem.During 
> a rendering of world boundaries i have a prblem of created tiles. 
> For zoom=0 the file generale_tiles.py with a own xml file create a right tile 
> (256x256px) for all planet. but for zoom 1 and up all tile cointain some are 
> (like south america o other part)repeted so when i view with my browser (sing 
> openlayer) i see some part overlayed.
> This is a xml file:
> 
> <?xml version="1.0" encoding="utf-8"?>
> <!DOCTYPE Map [
> <!ENTITY % entities SYSTEM "inc/entities.xml.inc">
> %entities;
> ]>
> <Map bgcolor="#b5d0d0" srs="+proj=longlat +datum=WGS84 +no_defs" 
> minimum_version="0.6.1">

Have you adjusted the projection parameter in generate_tiles.py?
By default it expects the map to be in 900913 projection, not longlat.


>   &fontset-settings;
> - 	<Style name="Poli">
> - 		<Rule>
> - 			<PolygonSymbolizer>
> 				<CssParameter name="fill">#f2eff9</CssParameter> 
> 			</PolygonSymbolizer>
> - 			<LineSymbolizer>
> 				<CssParameter name="stroke">rgb(50%,50%,50%)</CssParameter> 
> 				<CssParameter name="stroke-width">0.5</CssParameter> 
> 			</LineSymbolizer>
> 		</Rule>
> 	</Style>
> - <Layer name="Poli" srs="+proj=longlat +datum=WGS84 +no_defs">
> 	<StyleName>Poli</StyleName> 
> - 		<Datasource>
> 			<Parameter name="type">shape</Parameter> 
> 			<Parameter name="file">C:\mapnik\world_boundaries\processed_p.
> shp</Parameter> 
> 		</Datasource>
> 		</Layer>	
> </Map>
> Someone help me?
> 
> Thank you
> 
> Francesco
> 
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