[Qgis-developer] A roadmap to QGIS 2.0

Mayeul Kauffmann mayeul.kauffmann at free.fr
Sat Feb 5 17:43:31 EST 2011


Hi,

Martin Dobias wrote :
> One of the important things is how/when to merge the threading branch.
> I know that just few people tried it, so I didn't get much feedback
> apart from Marco's and Pirmin's comments. 

Just my two cents as you seem to lack feedback about the threading
branch:
IMHO, it is just amazing! When I saw the announcement of the Google
summer of code, I was waiting forward to test it. I made a local build
some time ago and I was impressed (even on an old dual core AMD Athlon).
I am waiting to have the branch merged to test it at work and then
probably buy a new machine for home (just for this!); I believe it will
largely solve the first (speed) of ticket
http://trac.osgeo.org/qgis/ticket/3222
 [Fast, easy and beautiful on the fly rule-based rendering of OSM maps].
I am working on improving the easiness and performance of postgis as a
qgis backend for osm data here, which I hope together with the
multi-threading  will allow to have fast on-the fly vector rendering for
huge .osm files. (Currently I have fair results for italy.osm but
performance with osm data + 25 m level curves still need to be
improved).
In short, all the best for merging the threading branch; I'll be on the
list of testers!
In addition, since OSM is a very rich and complex dataset, I believe it
is an interesting piece of data to make tests on multi-threading.
Mayeul




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