[osg-users] Crash in nVidia driver : particles + dynamically adding/removing views

J.P. Delport jpdelport at csir.co.za
Wed Nov 4 06:52:40 PST 2009


Hi,

Jean-Sébastien Guay wrote:
> Hi J.P.,
> 
>> Did the shared context version I previously attached work on Windows? 
>> Just curious. When I tried it on Linux I could add/remove many times.
> 
> Yes, it does. I don't quite understand the tradeoffs of using shared 
> contexts. Does it mean the draws to both windows won't be multithreaded 
> but need to be serialized? What other tradeoffs are there? There has to 
> be a downside, otherwise we'd always use only one context shared across 
> all windows, right?

to be honest I'm not sure either. I've always thought that sharing might 
prevent duplication of objects on the GPU. Hopefully someone can 
enlighten us...

jp

> 
> Thanks,
> 
> J-S

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