Hi,
You can try enabling GL tracing to see which GL calls cause errors while
creating the context. Try adding the following at the start of your
application:
import pyglet
pyglet.options['debug_gl_trace'] = True
Optionally you can also add
pyglet.options['debug_gl_trace_args'] = True
Rob
Op zaterdag 11 juli 2015 05:09:28 UTC+2 schreef damien.j...@gmail.com:
>
> Hi all,
>
>
> I'm having an intermittent problem with pyglet - importing 'pyglet.gl'
> sometimes gives the following:
>
>
> ----
>
> Traceback (most recent call last):
> File "<string>", line 1, in <module>
> File
> "/home/damien/venv/pyglet_test/lib/python2.7/site-packages/pyglet/gl/__init__.py",
> line 236, in <module>
> import pyglet.window
> File
> "/home/damien/venv/pyglet_test/lib/python2.7/site-packages/pyglet/window/__init__.py",
> line 1817, in <module>
> gl._create_shadow_window()
> File
> "/home/damien/venv/pyglet_test/lib/python2.7/site-packages/pyglet/gl/__init__.py",
> line 205, in _create_shadow_window
> _shadow_window = Window(width=1, height=1, visible=False)
> File
> "/home/damien/venv/pyglet_test/lib/python2.7/site-packages/pyglet/window/xlib/__init__.py",
> line 166, in __init__
> super(XlibWindow, self).__init__(*args, **kwargs)
> File
> "/home/damien/venv/pyglet_test/lib/python2.7/site-packages/pyglet/window/__init__.py",
> line 516, in __init__
> context = config.create_context(gl.current_context)
> File
> "/home/damien/venv/pyglet_test/lib/python2.7/site-packages/pyglet/gl/xlib.py",
> line 186, in create_context
> return XlibContextARB(self, share)
> File
> "/home/damien/venv/pyglet_test/lib/python2.7/site-packages/pyglet/gl/xlib.py",
> line 300, in __init__
> super(XlibContext13, self).__init__(config, share)
> File
> "/home/damien/venv/pyglet_test/lib/python2.7/site-packages/pyglet/gl/xlib.py",
> line 203, in __init__
> raise gl.ContextException('Could not create GL context')
> pyglet.gl.ContextException: Could not create GL context
> ----
>
> It doesn't happen every time - seems to be about 50% (but not in any
> discernable sequence). It occurs across multiple computers with the same
> Nvidia card, but not on my laptop with an (older) ATI card.
>
>
> This is on linux (Arch) with nvidia drivers. My video card is 'NVIDIA
> Corporation GK107 [GeForce GTX 650] (rev a1)'. My version of pyglet is
> '1.2.3' (installed via pip) in an otherwise clean virtualenv. It is
> reasonably new behaviour - it has been working fine up until the last month
> or so.
>
>
> Does anyone have any ideas on what might be going on, or how to get more
> information on the error?
>
>
> Thanks!
>
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