[Qgis-user] Re: QGIS performance on large project

Carlo A. Bertelli (Charta s.r.l.) bertelli at charta.acme.com
Sun Jan 24 06:10:33 PST 2010


Hello,
the matter shifted someway on development. About speed, there is
obviously a "big opportunity" to make QGis faster; it's not only a
matter of rough performance but a matter of project strategies. If you
want a faster startup usig lots of raster files, just use a virtual
raster to see it parsed all together. If you ask GDAL to parse every
single raster file you will have to wait, just tell GDAL what to do
with an xml (or .vrt file).
c

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Carlo A. Bertelli
   Charta servizi e sistemi per il territorio e la storia ambientale srl
          Dipendenze del palazzo Doria,
          vc. alla Chiesa della Maddalena 9/2 16124      Genova (Italy)
          tel. +39(0)10 2475439  fax +39(0)10 2475439  gsm:+39 393 1590711
   e-mail: bertelli at charta.acme.com      http://www.charta.acme.com
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