Speed of the QPainter canvas in Krita 2.0

Boudewijn Rempt boud at valdyas.org
Thu Jan 10 22:09:34 CET 2008

On Thursday 10 January 2008, Boudewijn Rempt wrote:
> On Thursday 10 January 2008, Cyrille Berger wrote:
> > Hi,
> >
> > Today I have commited a change that makes scrolling quiet fast again with
> > the QPainter canvas (at least for me). As far as I can see everything is
> > fast for me (it could be faster without all the debug but well :)). As it
> > is a rather critical area as well as code rather easy to break, I would
> > like to avoid making change to it when we come close to the release.
> >
> > So I would like everyone with an uptodate (just a few minutes ago)
> > koffice/trunk and with optimization enabled to test the QPainter canvas
> > and tell if they still have a slow QPainter canvas.
> The canvas has been pretty fast for my since you fixed my code some time
> ago, but any optimization is welcome. I'll test right away.

No regressions, but also, on my laptop, not an appreciable difference in 

Boudewijn Rempt 

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