[gdal-dev] Topological Union?
mateusz at loskot.net
Thu Aug 28 18:20:43 EDT 2008
Craig Miller wrote:
> Are there any gdal/geos based utility out there that do a topological union
> between two sets of geometry (shape files)?
AFAIR, GEOSUnion is a topological union
// C API
g3 = GEOSUnion(g1, g2);
GEOS does not provide any Shapefile I/O features, but you can use OGR
 to read Shapefile and access geomtry objects.
Mateusz Loskot, http://mateusz.loskot.net
Charter Member of OSGeo, http://osgeo.org
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