[OSM-talk] Two experimental map services

Rob Aerts rob at coolbegin.com
Mon Aug 6 16:16:45 BST 2007

cool !

can you also tell the proxy to deliver 0..100% transparent tiles ?

i think standard transparent tiles will only look good when the background
color is white (for the moment),
or the rendering engine has to use the alpha channel

2007/8/6, spaetz <osm at sspaeth.de>:
> On Mon, Aug 06, 2007 at 03:28:01PM +0200, Jochen Topf wrote:
> > http://geo.topf.org/comparison/index.html lets your compare different
> > Google and OSM maps side by side. If you move or zoom one, the other
> > will follow. This is for informational purposes only, don't use it to
> > lookup Google map data and enter it into OSM.
> I know that this existed for Google and Yahoo maps, it's cool to see that
> for OSM as well.
> > http://geo.topf.org/tileproxy/index.html overlays OSM maps over Google
> > satellite and arial images. I wrote a little proxy which will take the
> > usual Mapnik tiles and make them transparent on the fly. No caching is
> > done so it might be slow.
> That is fantastic! I am impressed, our maps look so much better with that
> background :-). Is there a special reason, that e.g. osma doesn't produce
> transparent tiles by default (we could than underlay those relief tiles as
> well)? That would make the output even prettier.
> Well done, Jochen
> spaetz
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