KisPainter::bitBlt using random accessor

Dmitry Kazakov dimula73 at
Sat Jun 12 23:02:48 CEST 2010

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

Dmitry Kazakov
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