[OSM-talk] mapnik tile rendering - again

Christopher Schmidt crschmidt at metacarta.com
Mon Apr 2 12:52:55 BST 2007


On Mon, Apr 02, 2007 at 12:47:42PM +0100, Robert (Jamie) Munro wrote:
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> David Earl wrote:
> > 
> > Surely this isn't the best way. Is space very tight for storing tiles? Can't
> > I look at an area so it can get marked as dirty for the next planet dump?
> > And there doesn't seem to be any way I can reliably refer someone to a
> > particular area of map, because not all the tiles at different zooms will be
> > available even if I have looked at them myself. Basically the visitor who is
> > interested in the tiles doesn't get to seem them, but triggers a process of
> > re-rendering, which is too late as the visitor has lost interest. Should
> > their interest be revived some time later, chances are the tile will
> > probably have gone away again. I don't see the logic behind this at all: it
> > almost guarantees the person who wants to look at won't see what they want
> > to see.
> 
> What's particularly irritating is that http://labs.metacarta.com/osm is
> rendering mapnik tiles on demand, not queueing them for later, meaning
> that the whole world can be seen at any time but problem it is using
> really out of date planet.osm data and cartography styles, and there is
> a small map projection issue, which I'm not sure has been resolved.

Sorry -- I'll remove that page now.

Regards,
-- 
Christopher Schmidt
MetaCarta




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