[OpenIndiana-discuss] screensave failure to display GL screensavers

[Stephan Althaus]

On 1/31/23 22:19, Stephan Althaus wrote:
> On 1/30/23 23:08, russell wrote:
>> Hi
>>
>> As I am currently running the nvidia-470 driver, I wondered if 
>> downgrading to nvida-390 using the method list below would resolve 
>> the issue
>>
>> |#beadm create nvidia-390 #beadm mount nvidia-390 /tmp/nvidia-390 
>> #pkg -R /tmp/nvidia-390 uninstall nvidia-470 #pkg -R /tmp/nvidia-390 
>> install nvidia-390 #beadm activate nvidia-390 #init 6 |
>>
>> ||
>>
>> Unfortunately while the driver downgrade worked, lightdm goes into 
>> maintenance so can not check if this has fixed the issue.
>> Any suggestions on how to proceed to get lightdm working
>>
>> tia
>>
>> Russell
>> _______________________________________________
>> openindiana-discuss mailing list
>> openindiana-discuss at openindiana.org
>> https://openindiana.org/mailman/listinfo/openindiana-discuss
>
> Hi Russell!
>
> I can confirm this behavior on my machine with nvidia-515:
>
> $ /usr/lib/xscreensaver/hacks/glhanoi
> glhanoi: unable to allocate memory for floor display list
>
> The other programs in directory hacks don't show an error, but only 
> show a black window, no content :-/
>
> BTW, do you use 30bit color depth, 10bit per color RGB?
>
> $ grep -i depth /var/log/Xorg.0.log
> [    67.312] (**) NVIDIA(0): Depth 30, (--) framebuffer bpp 32
>
>
> Regards,
>
> Stephan
>
>
>
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> openindiana-discuss at openindiana.org
> https://openindiana.org/mailman/listinfo/openindiana-discuss

Hello!

i tried some GL/freeglut example programs 
(https://cs.lmu.edu/~ray/notes/openglexamples/ : "bouncingballs.cpp", 
"moon.cpp") and can confirm that GL works, generally.

Why the GL screensavers don't work - i have no clue..

Regards,

Stephan