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Re: Unable to set pixel format 4 for device context

Posted by Sven Gothel on May 06, 2011; 8:27am
URL: https://forum.jogamp.org/Unable-to-set-pixel-format-4-for-device-context-tp2852819p2907480.html

On Thursday, May 05, 2011 05:37:33 pm RobC [via jogamp] wrote:

>
> Sven,
>
> I tried what you suggested above and I'm still getting the same errors.  It
> is worth mentioning again that this is only happening on a Dell Optiplex
> GX260 running 32-bit Windows XP SP2 with an Intel 82845G Graphics Controller
> (Driver: 6.14.10.4342). I have tried it on a Dell Optiplex 740 with a new
> graphics controller and everything is working fine (with your fix from above
> and before the fix). I've also tested it on a newer HP with a new ATI card
> and it worked fine there, too.
>
> If the problem was with the threading issue that you mentioned, wouldn't we
> expect to see the same results on these other PCs?

Yes.

To fix this, I would need access to such a machine (OS, GPU, driver),
currently we don't have the Intel GPU's in out test matrix.

I was thinking about adding a new Sandy Bridge machine .. maybe the next generation.
Yes, I know, Intel might be still the most distributed integrated GPU (IGP) on earth,
due to office machines.

If you are familiar w/ Windows, cygwin/ssh (user process w/ desktop access)
and maybe VNC .. you could give me access to test.

~Sven

>
> Thanks,
> Rob
>