KisPainter::bitBlt using random accessor
Boudewijn Rempt
boud at valdyas.org
Sat Jun 12 14:23:02 CEST 2010
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.
--
Boudewijn Rempt | http://www.valdyas.org
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