RE: Use remote graphical program

["Phil Betts" <Phil dot Betts at ascribe dot com>]

Larry Hall (Cygwin X) wrote on Thursday, December 27, 2007 1:40 AM::

> horacioemilio wrote:
>> Hi,
>> 
>> I am trying to use a remote program which is installed on a remote
>> linux machine. In these situations I usually do;
>> 
>> 0) on my windows machine I start cygwin and afterwards use
>> startxwin.sh 
>> 
>> 1) ssh -X name-of-the-gateway-machine
>> 
>> 2) ssh -X name-of-the-linux-machine-inside-the-remote-network
>> 
>> 3) program-name &
>> 
>> and programs like emacs or firefox appear on my desktop.
>> 
>> But for some other program which uses more advanced graphics it does
>> not work, I get the following error message;
>> 
>> user@machine:~> Xlib:  extension "GLX" missing on display
>> "localhost:10.0" . Xlib:  extension "GLX" missing on display
>> "localhost:10.0". 
> 
> <snip>
> 
>> 
>> Do you know how could I overcome this situation ?
> 
> This is more appropriately directed to the Cygwin X list.  I've reset
> the "Reply-To" there.  Please send any follow-up the the Cygwin X
> list. 
> 
>  From the above, it's clear the application you're trying to use wants
> to access the underlying hardware (via OpenGL).  This is not supported
> in the current Cygwin X server.  I believe there is a MinGW version
> which has some support for this though.  You may want to investigate
> that. 
> 
> --
> Larry Hall                              http://www.rfk.com
> RFK Partners, Inc.                      (508) 893-9779 - RFK Office
> 216 Dalton Rd.                          (508) 429-6305 - FAX
> Holliston, MA 01746

There is an experimental, but (in my experience) very stable, version
of XWin with GLX support.  This is in package xorg-x11-xwin-gl and
installs the executable XWin_GL.exe.  You would need to alter your
startxwin.sh to run this instead of XWin.exe.  It works, just don't
expect great performance.

Phil

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