octave says WGL_ARB_multisample is missing

Andrey Repin anrdaemon@yandex.ru
Tue Jul 3 10:50:00 GMT 2018

Greetings, The Cygwin Mailing List!

> On 02/07/2018 13:48, William Mitchell wrote:
>> prompt> glxinfo
>> name of display: localhost:0.0
>> libGL error: required WGL extension WGL_ARB_multisample is missing
>> libGL error: required WGL extension WGL_ARB_multisample is missing
>> Error: couldn't find RGB GLX visual or fbconfig

> Thanks.  This is interesting.

> It seems that your graphics card doesn't support WGL_ARB_multisample, 
> but does support WGL_ARB_framebuffer_sRGB, which seems a bit unusual.

Intel is always like that. Implementing half the API and makes big eyes when
somebody is trying to use it.

> I've built an libGL1 with a change to handle this situation better [1]

> If you download that, chmod +x it, and replace /usr/bin/cygGL-1.dll with 
> it (keep a copy of the existing version), you can try 'glxinfo' and 
> plotting with octave, to see if it improves things.

> [1] ftp://cygwin.com/pub/cygwinx/x86_64/cygGL-1.dll

With best regards,
Andrey Repin
Tuesday, July 3, 2018 13:46:03

Sorry for my terrible english...

Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple

More information about the Cygwin mailing list