Re: [Chromium-dev] Re: [Chromium-users] Nvidia 3000G Support

[Brian P. <bri...@tu...>]

Not necessarily.  The true test is looking at the screens and 
observing if they're animating/updating in lock step.

-Brian

Chartrand Katharine N. wrote:
> Brian,
> 
> If I get the following in both terminals does that mean it worked?
> 
> glXQueryMaxSwapGroupsNV: maxGroups=1 maxBarriers=1
> glXJoinSwapGroupNV worked!
> glXBindSwapBarrierNV worked!
> 
> 
>>KNC<
> 
>  
> 
> On Thu, 23 Sep 2004, Brian Paul wrote:
> 
> 
>>Chartrand Katharine N. wrote:
>>
>>>I am running nvidia 3000gs with the 6591 driver and linux 2.4.26 and I 
>>>am not sure I have a swaplock or framelock problem.
>>
>>Unless you explicitly set the proper Render SPU options for framelock, 
>>you're not using that facility.  And since I was never able to get the 
>>framelock feature to work here, I'm not sure the Render SPU code is up 
>>to snuff.
>>
>>
>>
>>>Everything 
>>>seems to be in sync unless I have a very large data set in a particular 
>>>application (not running over chromium).  With this application, an image 
>>>on our multipanel display will be six inches out of alignment between 
>>>panels as we translate it quickly.
>>
>>That sounds like ordinary network/Chromium latency.
>>The tilesort SPU sends geometry in round-robin order to the servers so 
>>there is some latency in the updates from one server to the next.
>>
>>
>>
>>> My hunch, however, was that the 
>>>problem was with  
>>>the application, not the cards because we see the same behavior with our 
>>>wildcats cards.  
>>
>>Probably Chromium, not the application.
>>
>>
>>
>>>This 6591 driver was given to us by nvidia to stop a combination of 
>>>problems: stereo flickering and chromium apps crashing, and it seems to 
>>>have fixed them both.  I don't believe it is a released driver, but I will 
>>>ask our nvidia contact if I can distribute it.  My questions are:
>>>
>>>1. can I have a copy of your test program so I can see if I have this 
>>>framelock problem (and don't know it!) with this 6591 driver.
>>
>>Attached.  I've sent it to so many people I figured everyone had it by 
>>now. :)
>>
>>
>>
>>>2. what are the exact symptoms of this type of framelock, swaplock 
>>>problem. For example, would stereo work at all with this framelock problem 
>>>you describe.  Would you just get a flicker in the stereo? 
>>
>>Stereo would probably "work" but the left/right synchronization among 
>>all the screens wouldn't occur.  It would confuse your eyes and maybe 
>>give you a headache after a while.
>>
>>-Brian
>>
> 
> 
> 
> -------------------------------------------------------
> This SF.net email is sponsored by: IT Product Guide on ITManagersJournal
> Use IT products in your business? Tell us what you think of them. Give us
> Your Opinions, Get Free ThinkGeek Gift Certificates! Click to find out more
> http://productguide.itmanagersjournal.com/guidepromo.tmpl
> _______________________________________________
> Chromium-users mailing list
> Chr...@li...
> https://lists.sourceforge.net/lists/listinfo/chromium-users
>