[Xcb] XCB and GLX

[Jeremy Kolb]

Nevermind. Found it.

Jeremy Kolb wrote:
> Where can one find the GLX spec?
> 
> Jeremy
> 
> Barton C Massey wrote:
> 
>> Yes, eventually some 3D graphics extension will be added to
>> XCB, probably GLX.  If someone wanted to do that work, I
>> think it shouldn't be too hard given the current state of
>> XCB/XML.  See
>>     http://xcb.freedesktop.org/wiki/Software_2fXML_2dXCB
>> If it is hard, I'd like to know, so we can figure out what
>> to do about it :-).
>>
>> In the meantime, use Xlib/XCB, which is just freedesktop.org
>> Xlib configured with --with-xcb: see
>>   http://xcb.freedesktop.org/wiki/Software_2fxcb
>> for some sketchy build insns.  This is the sanctioned
>> replacement for the no-longer-supported XCL: it should let
>> you freely mix Xlib stuff such as use of the Display
>> structure with XCB calls.  Again, if this is problematic
>> with GLX I'd like to know, so we can figure out what to do
>> about it.
>>
>> We really need to update the Wiki a bit more to make it
>> clear that XCL is deprecated and Xlib/XCB is now the target
>> for a compatibility library.
>>
>> We also need to get Xlib/XCB to pass the X Test Suite.  If
>> someone wants to help with this, such help would be
>> gratefully accepted.
>>
>>     Bart Massey
>>     bart@cs.pdx.edu
>>
>> In message <Pine.LNX.4.51.0501171848310.22723@cartan.iecn.u-nancy.fr> 
>> Vincent wrote:
>>
>>> I don't know at all. There are some posts about that on the ML.
>>>
>>> Vincent
>>>
>>> On Mon, 17 Jan 2005, Jeremy Kolb wrote:
>>>
>>>
>>>> Are their plans to XCBify GLX? Other extensions have been.  Wouldn't it
>>>> be needed down the road sometime?
>>>>
>>>> Jeremy
>>>>
>>>> Vincent Torri wrote:
>>>>
>>>>> Xcl is an interface between XCB and Xlib programs. You can use it 
>>>>> as you
>>>>> would use Xlib. In particular, the XDisplay structure of xcl is the 
>>>>> one
>>>>> you should use and is built from a XCBConnection.
>>>>>
>>>>> but xcl is no more supported. Compile X11 (from freedesktop.org) 
>>>>> with xcb
>>>>> support (it replaces xcl). Then X11 will use XCB. See
>>>>> http://freedesktop.org/wiki/Software_2fxcb
>>>>>
>>>>> and if you want to fully support xcb, without an interface, well, 
>>>>> you have
>>>>> to re-write glx ;)
>>>>>
>>>>> hth
>>>>>
>>>>> Vincent TORRI
>>>>>
>>>>> On Mon, 17 Jan 2005, Patrick Guimond wrote:
>>>>>
>>>>>
>>>>> Hi
>>>>>
>>>>> I was wondering if there is any possibility of using GLX when using 
>>>>> XCB.
>>>>>
>>>>> My current problem is that when using XCB, I don't have any Display
>>>>> structure that GLX would be using, only the XCBConnection.
>>>>>
>>>>> I looked in XCL and it seems possible to get a pointer to the
>>>>> XCBConnection from the Display structure, but I don't see any way 
>>>>> to do
>>>>> the opposite, that is, create a Display structure from an 
>>>>> XCBConnection.
>>>>>
>>>>> Would there be a way to this without initializing the connection with
>>>>> XCL? Would there be a way to use GLX only with XCB, as I try to get 
>>>>> rid
>>>>> of XCL/Xlib as much as possible?
>>>>>
>>>>>
>>>>> Patrick Guimond
>>>>
>>>>
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>>>>
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