Too many bitBlts?

Michael Thaler michael.thaler at
Sun Jul 10 12:57:47 CEST 2005

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.


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