Il 10/02/2013 16:25, vinayan ha scritto: > Hi, > > Sorry for jumping in on this old thread. Wouldn't it be a really useful > addition to QgsGeometry class? The current union is extremely slow when > large number of geometries are processed. I also think this could be the > real issue in slow dissolve in ftools. > > I recently used this on my plugin. Roughly it is around 10 times faster then > normal union. I hope we can introduce a new union method without breaking > the existing union.
+1 for me -- Paolo Cavallini - Faunalia www.faunalia.eu Full contact details at www.faunalia.eu/pc Nuovi corsi QGIS e PostGIS: http://www.faunalia.it/calendario _______________________________________________ Qgis-developer mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-developer
