[OSM-dev] How is the tile-index implemented/used?

Daniel Gilbert osmmaillst at danielgilbert.de
Thu May 14 14:55:22 BST 2009

> The database we use for rendering mapnik tiles for example is held in 
> the spherical mercator projection that we use for the map, because it 
> means each object is only projected once when it is added to the 
> database rather than being projected every time it has to be rendered.

Ok, I guess, I will use this method in my database too. Calculating 
tiles should then be fairly easy.

Thanks for your advise. ;)


More information about the dev mailing list