[OSM-talk] Running my own slippy map
Johnny Doe
uucp1 at yahoo.com
Mon Oct 23 22:59:06 BST 2006
--- Tom Chance <tom at acrewoods.net> wrote:
> Why is your
> process so simple, when
> the wiki seems to suggest that OpenLayers needs
> mapserver with data
> downloaded from NASA and all sorts of other work to
> go from an .osm file to a
> slippy map?
>
To be efficiently served by mapserver, the Landsat
raster data should be reprojected to the
WGS84/World_Mercator coordinate
system and the "osm" vector data converted into
tiled/indexed shapefile.
This is basic GIS stuff.
It seems that the people running OSM project reject
everything GIS-related, and insist on using XML.
Even when it does not make sense and requires 12GB RAM
for parsing alone (i have tried it on a 32GB RAM
machine with the latest planet-2006*.osm file).
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