Bug#376132: xserver-xorg-video-ati: Very slow rendering of RGBA images

[Michel Dänzer <daenzer@debian.org>]

On Fri, 2006-06-30 at 15:29 +0300, Hasso Tepper wrote:
> 
> Rendering RGBA images is awfully slow with ATI cards. Several testing
> and unstable users have been confirmed the issue, most of them mentioning
> that for them it has been regression after upgrade from 6.8.
> 
> Good demonstration is http://kde-apps.org/content/show.php?content=10187
> with Konqueror browser. First two screenshots are RGBA, third one is
> RGB. Rendering of first two images is really slow, scrolling is sluggish
> etc, third one appears instantly and no any problem with scrolling.

[...]

> Section "Device"
>         Identifier      "ATI Technologies, Inc. RV350 [Mobility Radeon 9600 M10]"
>         Driver          "radeon"
>         Option          "DMAForXv"              "true"
>         Option          "BackingStore"          "true"
> EndSection

Does this also occur without Option "BackingStore" or with Option
"AccelMethod" "EXA"?


-- 
Earthling Michel Dänzer           |          http://tungstengraphics.com
Libre software enthusiast         |          Debian, X and DRI developer