octave says WGL_ARB_multisample is missing

Jon Turney jon.turney@dronecode.org.uk
Thu Jun 28 22:15:00 GMT 2018

On 27/06/2018 19:00, William Mitchell wrote:
> Thanks for the suggestions.
> I thought updating the display driver sounded good, since this is a very
> old computer, but when I asked to update the driver it searched for a new
> driver and eventually said my driver is up to date.

Can you show the output of 'glxinfo' and 'LIBGL_ALWAYS_SOFTWARE=1 
glxinfo', please?

> I set LIBGL_ALWAYS_SOFTWARE to 1.  That got rid of the WGL error messages,
> but I still get the other messages:

Yeah, on second thoughts we should be already falling back to software 
rendering if we can't use WGL, so this isn't really going to help.

> Insufficient GL support
> error: unable to plot due to insufficient OpenGL support
> This is harder, because it doesn't tell me _what_ is missing (or
> "insufficient").

These are messages from octave.

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