Gentoo Archives: gentoo-desktop

From: Corey Richardson <kb1pkl@×××.com>
To: gentoo-desktop@l.g.o
Subject: Re: [gentoo-desktop] Re: OpenGL Issue -- "failed to create drawable" (pyglet, python)
Date: Mon, 25 Apr 2011 05:03:27
Message-Id: 4DB4F895.2030504@aim.com
In Reply to: [gentoo-desktop] Re: OpenGL Issue -- "failed to create drawable" (pyglet, python) by Duncan <1i5t5.duncan@cox.net>
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4 On 04/24/2011 11:34 PM, Duncan wrote:
5 > [snip]
6 > One thing I don't see you mention, is switching between the classic and
7 > gallium OpenGL implementations. Again, I've not played with gallium much,
8 > and it may be that this doesn't apply to intel at all, but at least for
9 > radeons, eselect mesa is used to list and switch between the classic and
10 > gallium drivers. You mention trying with gallium, but not specifically
11 > switching to the classic drivers and trying that. Perhaps that's why you
12 > got the segfault with mesa emerged -gallium, as if you hadn't eselect mesa
13 > switched to the classic drivers, it could have tried to load libraries
14 > that didn't exist in that case, thus triggering a segfault.
15
16 I think that was definitely a portion of the puzzle. I had never
17 selected gallium before, so it never wasn't using the classic driver.
18 Which makes the segfault even more mysterious. I selected gallium for
19 all the options and I now have a hang again (it went away when using
20 - -gallium, forgot to mention that). My updated glxinfo is attached. I
21 think it's odd that glxgears works but not pyglet. It may be like you
22 mentioned, not accepting the software fallback. Oh, and selecting
23 gallium didn't move OpenGL onto hardware, it's still running in software.
24
25 Could it possibly be a kernel option somewhere? KMS is on and I compiled
26 in Intel DRM support. Just flailing around wildly for causes.
27
28 - --
29 Corey Richardson
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Replies

Subject Author
Re: [gentoo-desktop] Re: OpenGL Issue -- "failed to create drawable" (pyglet, python) Brent Busby <brent@×××××××××.org>