[OSM-talk] Running my own slippy map

SteveC steve at asklater.com
Wed Oct 25 12:14:38 BST 2006


* @ 23/10/06 10:59:06 PM uucp1 at yahoo.com wrote:
> 
> --- 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

You run it just the same as everyone else, you _can_ code stuff the way
you want it to work.

> 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).

You need to write a SAX parser.

have fun,

SteveC steve at asklater.com http://www.asklater.com/steve/




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