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Bug#235858: [r128] the display of the openGL screensaver is flickering



On Fri, Mar 05, 2004 at 04:39:26PM +0100, Stephane Allaire wrote:
> It's my first bug report, sorry for my lack of
> précision, I'll try to correct this...
> 
> 1) I'm using a SID with kde 3.1.5. I've the package kscreensaver
> (4:3.1.5-2), xscreensaver (4.14-2) and xscreensaver-gl (4.14-2)
> installed. When I'm using xfree 4.2.1, all the screensavers work fine
> (opengl and non opengl). Since I've upgraded to Xfree 4.3
> (x-window-system-core 4.3.0-3) the display of openGl screensaver is
> flickering. The non-openGl screensavers are ok. I've tried to run
> others openGl applications (glxgears, doom legacy opengl, amoeba demo)
> and it's ok. The problem of flickering display occurs only with the
> openGl screensavers. The DRI is enabled of course.  It's hard to
> describe exactly how the flickerings are.  It seems like the system of
> double_buffering didn't work, like if the "construction" of the next
> image was displaying on the constructed image...  (I'm French and my
> english isn't very good, sorry) Thank for your help...

Thank you for the description, including the installed versions of the
software that trigger the problem.

Your English was perfectly clear.  Video problems can be difficult to
describe, even for native speakers.  :)

Thanks for sending along the requested files, as well.

-- 
G. Branden Robinson                |    I just wanted to see what it looked
Debian GNU/Linux                   |    like in a spotlight.
branden@debian.org                 |    -- Jim Morrison
http://people.debian.org/~branden/ |

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