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Re: [Discuss-gnuradio] opengl "persistence" error
From: |
Alexandru Csete |
Subject: |
Re: [Discuss-gnuradio] opengl "persistence" error |
Date: |
Sat, 2 Apr 2011 13:39:21 +0200 |
On Sat, Apr 2, 2011 at 5:53 AM, Marcus D. Leech <address@hidden> wrote:
> On 04/01/2011 12:29 PM, Arturo Rinaldi wrote:
>>>
>>> It happens on all of my computers too. I think the persistence uses a
>>> hardware feature that is not widely implemented. -Josh
>>>
> <rant>
> Reinforces my notion that OpenGL is broken in so many fundamental ways.
>
> You can't reliably predict what an OpenGL app is going to do on any random
> hardware. The implementations seem to
> routinely break the traditions of abstraction. It's downright infuriating.
> Simple 2D graphics such as is used in Gnu Radio
> should "just work", regardless of the hardware. I mean, if the freaking
> login window can render, then Gnu Radio apps
> should be able to.
> </rant>
I believe the accumulator buffer has been deprecated in OpenGL 3
(don't know exactly when it was removed), and I can imagine that newer
cards no longer support it.
Alex