On Fri, Jul 29, 2011 at 8:26 PM, Komяpa <[email protected]> wrote: > > In MapCSS I would have to go through the list of all geo elements and > apply > > any matching MapCSS styling rules to produce a graphic element. > > Maperitive goes through the list of all rules and finds any matching geo > > elements (using rule selectors) for each rule. > > It is rather easy to produce SQL queries that will take out of the > database only data referred by stylesheet. In fact that's already done > in both Komap and Kothic. > > At least we manage to render planet using mapcss for kosmosnimki.rusomehow ;) > > I don't doubt you do, however I would have to know a little more about your solution to comment.
> > > In a large database going through the list of all geo elements (even if > > bound-boxed) would be prohibitively expensive. It's true that computers > get > > faster, but the planet.osm gets bigger, too :) > > Sounds like "hey, we won't support .osm.bz2 because one day someone > will feed planet.osm.bz2 there". ;) > > Not sure I understand that one. Igor
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