I'm afraid that didn't help any. Now both glxinfo and octave print nothing and return to the shell prompt almost immediately. For octave, this includes no output when I run a .m script that usually prints quite a bit before starting the graphics. xeyes still runs, though.
Thanks for trying, Bill On 2 July 2018 at 13:13, Jon Turney <jon.tur...@dronecode.org.uk> wrote: > 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. > > 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 > > > -- > Jon Turney > Volunteer Cygwin/X X Server maintainer > -- 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
