Too many bitBlts?

Casper Boemann cbr at
Sun Jul 10 16:14:07 CEST 2005

On Sunday 10 July 2005 12:57, Michael Thaler wrote:
> On Sunday 10 July 2005 12:37, Casper Boemann wrote:
> > screen rendering does it in 128x128 blocks afaik
> > don't really know why - I just did it like it was already when I
> > refactored it with the new tile system.
> If I remember correctly, the original idea was to update only tiles that
> are marked as dirty. Because this is too slow, not single tiles are
> repainted, but 2 x 2 areas. I think there is a dirty bool (or at least
> there was) but I am not sure if this was/is actually ever used.
yes that was the idea, but now we use a dirtyRect instead and update 
immediately. As I recall the dirty flag was removed about half a year ago by 
best regards / venlig hilsen
Casper Boemann

More information about the kimageshop mailing list