[Bug 5526] RedAlert 2 runs very slowly after upgrade from 0.9.15 to 0.9.16

[Wine Bugs]

http://bugs.winehq.org/show_bug.cgi?id=5526





------- Additional Comments From stefandoesinger at gmx.at  2006-10-07 11:10 -------
Created an attachment (id=2862)
 --> (http://bugs.winehq.org/attachment.cgi?id=2862&action=view)
Proposed fix implementing async surface updates

This patch takes the old async surface update code into wined3d. The
asynchronous surface updates move the front buffer->screen blits out of the
main rendering path so they do not block the app. (Except if requested by the
app via DD*_WAIT flags). This fixes the performance issues due to the mouse in
C&C Tiberian sun and Age of Empires 2. Moving the mouse doesn't block the
entire game now.

It doesn't fix the slowness due to GetDC(requires a GDI engine or gdi opengl
driver) nor the real cause of the color conversion slowness(requires opengl
rendering). But it moves the slow blitting out of the performance critical
rendering path.

This patch needs more cleanup and regression testing before it can be commited
to wine, I'm just posting it here for testing


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