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List:       kde-kimageshop
Subject:    Re: KisPainter::bitBlt using random accessor
From:       Boudewijn Rempt <boud () valdyas ! org>
Date:       2010-06-12 21:18:18
Message-ID: 201006122318.19390.boud () valdyas ! org
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On Saturday 12 June 2010, Dmitry Kazakov wrote:
> On Sat, Jun 12, 2010 at 4:23 PM, Boudewijn Rempt <> wrote:
> > On Friday 11 June 2010, Dmitry Kazakov wrote:
> > > why "not possible"? I always thought that "not aligned" == "less
> > > efficient", but it should be surely possible! Don't i understand
> > > something?
> > 
> > It is (or was) not easy to figure out whether paint devices are aligned.
> > And
> > in this case, since KisRandomAccessor is caching, it gave a nice speedup.
> > I actually remember testing with the rect iterator a longish time ago,
> > and it didn't give a measurable improvement.
> 
> I'm going to make direct bitBlt interface, so we will be able to think it
> over again

Cool!

-- 
Boudewijn Rempt | http://www.valdyas.org

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