On Fri, 2010-10-22 at 20:29 +0100, Chris Wilson wrote: > My guess is that it is a double application of the drawable offset when > doing a CopyRegion swapbuffers. Does the corruption move in relation to > the window as it moves?
Yes, it appears to. Relative to the screen, (and just squinting at it), the corruption appears to move twice the distance you move the window. > This suggests that [my] recent changes to the ddx are to blame, and > certainly a bisection on -intel might help - though it's probably just as > easy to test before the shadow+dri changes to confirm. I thought I'd tried reverting to an older ddx, but thinking more carefully, perhaps I didn't go back very far. I'll try poking at the 2D driver. Certainly it is quicker to do that than keep rebuilding drm and rebooting. Thanks for the pointer. -- Peter Clifton Electrical Engineering Division, Engineering Department, University of Cambridge, 9, JJ Thomson Avenue, Cambridge CB3 0FA Tel: +44 (0)7729 980173 - (No signal in the lab!) Tel: +44 (0)1223 748328 - (Shared lab phone, ask for me) _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
