[Tilecache] TMS question

Christopher Schmidt crschmidt at metacarta.com
Mon Jan 11 13:33:03 EST 2010


On Mon, Jan 11, 2010 at 03:42:35PM +0100, Guillaume Sueur wrote:
> Hi,
> 
> I'm wondering about the TMS grid used in TC. The request I see here
> (http://labs.metacarta.com/wms-c/tilecache.py/1.0.0/basic/5/32/23.png)
> doesn't match with what I see there
> http://www.maptiler.org/google-maps-coordinates-tile-bounds-projection/
> for that area (north-east spain). 
> 
> Actually, does TileCache follow a specific TMS grid ?

Not sure why you'd expect TMS and Google to be the same; Google is indexed
from the top left corner, TMS from the bottom left.

Regards,
-- 
Christopher Schmidt
MetaCarta



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