[mapserver-users] Google tile schema to coordinates conversion

[Armin Burger]

I discovered now the conversion method in the Mapserver source code in 
maptile.c => msTileSetExtent().

armin


On 10/06/2011 17:43, Armin Burger wrote:
> Hi all
>
> I would like to set up a scripting solution based on MapScript that
> replies correctly to requests using the Google tile schema x+y+z. Does
> anybody know a formula how to transform the XYZ request values to
> bounding box coordinates in the Google Spherical Mercator projection?
>
> I know that Mapserver CGI offers the tile mode for this. It works very
> well, but I would need a Mapscript solution for more flexibility of the
> request handling.
>
> Any hint appreciated
>
> Armin
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