[ddraw] asynchronous screen updates
pp at siedziba.pl
Sun Feb 1 12:41:03 CST 2004
On Monday 26 January 2004 22:44, Lionel Ulmer wrote:
> The only comment I have on the patch is that you are using the rectangle
> from the 'User_DirectDrawSurface_unlock_update' code. The big problem here
> is that for old DirectX versions (versions 1 to 3), the lock rectangle was
> not repeated in the Unlock call (it was only present in the Lock code).
Oh, I see.
> So, basically, you will always force a full redraw for these old DirectX
> versions. So, the best would be to add the dirty rectangles in the Lock
> calls (if we are not in READONLY mode).
Then I would be drawing rectangles which are not ready for a redraw yet. Does
UnLock release only last lock or all locks on these old DX versions?
> PS: all these dirty region handling should be factorized as I did the same
> kind of hacks in the D3D code to speed up transfer between 2D and 3D
OK, I will look in there too.
mailto:pp at siedziba.pl
More information about the wine-devel