Re: octave says WGL_ARB_multisample is missing

2018-07-09 Thread Jon Turney
On 09/07/2018 02:22, William Mitchell wrote: Nope, same result. In fact, diff says there is no difference between this cygGL-1.dll and the one I downloaded a few days ago. I bought this computer in October 2012. It's due to be replaced anyway; certainly before the Windows 7 end-of-life a year

Re: octave says WGL_ARB_multisample is missing

2018-07-09 Thread William Mitchell
I misunderstood you initially. Hey, that works! Not quite as pretty, but I can work with it. Thanks to all. On 9 July 2018 at 01:18, Marco Atzeri wrote: > Am 7/9/2018 um 2:55 AM schrieb William Mitchell: > >> Yes, I use gnuplot and xmgrace in other situations. But here I have >> several .m

Re: octave says WGL_ARB_multisample is missing

2018-07-08 Thread Marco Atzeri
Am 7/9/2018 um 2:55 AM schrieb William Mitchell: Yes, I use gnuplot and xmgrace in other situations. But here I have several .m programs which will need octave (or Matlab). I understood, but I am talking of octave graphics interface See also

Re: octave says WGL_ARB_multisample is missing

2018-07-08 Thread William Mitchell
Nope, same result. In fact, diff says there is no difference between this cygGL-1.dll and the one I downloaded a few days ago. I bought this computer in October 2012. It's due to be replaced anyway; certainly before the Windows 7 end-of-life a year and half from now, so I might as well replace

Re: octave says WGL_ARB_multisample is missing

2018-07-08 Thread William Mitchell
Yes, I use gnuplot and xmgrace in other situations. But here I have several .m programs which will need octave (or Matlab). On 6 July 2018 at 13:51, Marco Atzeri wrote: > Am 26.06.2018 um 21:27 schrieb William Mitchell: > >> When I run octave on a fresh installation of cygwin64 on a Windows 7

Re: octave says WGL_ARB_multisample is missing

2018-07-08 Thread Jon Turney
On 06/07/2018 02:16, William Mitchell wrote: 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.

Re: octave says WGL_ARB_multisample is missing

2018-07-06 Thread Marco Atzeri
Am 26.06.2018 um 21:27 schrieb William Mitchell: When I run octave on a fresh installation of cygwin64 on a Windows 7 machine, I get the error: libGL error: required WGL extension WGL_ARB_multisample is missing Insufficient GL support error: unable to plot due to insufficient OpenGL support

Re: octave says WGL_ARB_multisample is missing

2018-07-05 Thread William Mitchell
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,

Re: octave says WGL_ARB_multisample is missing

2018-07-03 Thread Andrey Repin
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

Re: octave says WGL_ARB_multisample is missing

2018-07-02 Thread Jon Turney
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

Re: octave says WGL_ARB_multisample is missing

2018-07-02 Thread William Mitchell
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 9 GLX Visuals visual x bf lv rg d st colorbuffer sr ax dp

Re: octave says WGL_ARB_multisample is missing

2018-06-28 Thread Jon Turney
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

Re: Re: octave says WGL_ARB_multisample is missing

2018-06-27 Thread Tatsuro MATSUOKA
what happens if you install mesa by cygwin setup ? tatsuro --- wfmacmd > 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

Re: octave says WGL_ARB_multisample is missing

2018-06-27 Thread William Mitchell
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. I set LIBGL_ALWAYS_SOFTWARE to 1. That got rid of the WGL error

Re: octave says WGL_ARB_multisample is missing

2018-06-26 Thread Jon Turney
On 26/06/2018 20:27, William Mitchell wrote: When I run octave on a fresh installation of cygwin64 on a Windows 7 machine, I get the error: libGL error: required WGL extension WGL_ARB_multisample is missing This error is coming from the WGL direct renderer built into libGL on Cygwin, and is

octave says WGL_ARB_multisample is missing

2018-06-26 Thread William Mitchell
When I run octave on a fresh installation of cygwin64 on a Windows 7 machine, I get the error: libGL error: required WGL extension WGL_ARB_multisample is missing Insufficient GL support error: unable to plot due to insufficient OpenGL support octave begins running fine. The error occurs when it