What about glxCopyContext

Brian Paul brian.paul at tungstengraphics.com
Tue May 17 08:13:52 PDT 2005


Matthias Hopf wrote:
> On May 15, 05 19:24:44 -0600, Brian Paul wrote:
> 
>>Jon Smirl wrote:
>>
>>>Do we need an eglCopyContext()?
>>
>>I don't recall ever seeing a GLX application that used glXCopyContext. 
>> Does XGL need it?
> 
> 
> Not really.
> 
> We need a mechanism for sharing texture data between different
> *processes*. As the implications and exact requirements for that are not
> completely clear so far, we decided to delay this until Xgl matured a
> bit. Then we'll come up with a proposal for another extension.

I guess I'm not fully aware of the issues yet.  In terms of 
*processes* there's:

1. The EGL layer/driver + XGL server + compositor
2. The OpenGL/Xlib application(s)

Right?  Or is the compositor in a different process?

I haven't actually tried the XGL server myself yet.

-Brian


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