Thanks for the reply, I'll go ahead and try upgrading. In the meantime
I guess I should consider filing a bug with canonical, although for
some reason I doubt they would change versions until the next major
release (a shame, because 10.04 is an LTS).

On May 21, 10:05 pm, claudio canepa <[email protected]> wrote:
> On Fri, May 21, 2010 at 8:38 PM, MitchellB <[email protected]>wrote:
>
>
>
> > In my game, I'm using one big batch to draw all my sprites. For my
> > bullet class, I decided to use vertexlists instead of a sprite:
> > # __init___
> > self.vertex_list = batch.add(2, GL_LINES, objects,
> >                        ('v2f/stream', (self.x, self.y, self.px, self.py)),
> >                        ('c4B/static', (244, 233, 200, 255,236,216,25,0)))
>
> > So far so good. I update these positions in an update method:
> > self.vertex_list.vertices = [self.x, self.y, self.p2x, self.p2y]
>
> > Still good so far. Now, when any entity is deleted, it gets removed
> > from the entity set and  it's sprite or in this case vertexlist must
> > get removed from the batch. With sprites, this is as simple as setting
> > the batch to None, however for vertex lists the only option is to call
> > vertex_list.delete(). However, in game this causes one of two errors:
>
> > ...
> >  File "/home/mitchell/Programming/python/spaceoddity/entities.py",
> > line 72, in destroy
> >    self.vertex_list.delete()
> >  File "/usr/lib/pymodules/python2.6/pyglet/graphics/vertexdomain.py",
> > line 366, in delete
> >    self.domain.allocator.dealloc(self.start, self.count)
> >  File "/usr/lib/pymodules/python2.6/pyglet/graphics/allocation.py",
> > line 289, in dealloc
> >    assert p >= 0 and size <= alloc_size - p, 'Region not allocated'
> > AssertionError: Region not allocated
>
> > And sometimes, the error given is this:
> >  File "/home/mitchell/Programming/python/spaceoddity/entities.py",
> > line 72, in destroy
> >    self.vertex_list.delete()
> >  File "/usr/lib/pymodules/python2.6/pyglet/graphics/vertexdomain.py",
> > line 366, in delete
> >    self.domain.allocator.dealloc(self.start, self.count)
> >  File "/usr/lib/pymodules/python2.6/pyglet/graphics/allocation.py",
> > line 279, in dealloc
> >    assert self.starts
> > AssertionError
>
> > I think I should also note that I am using the ubuntu repository
> > version of pyglet, which isn't necessarily the latest version (it is
> > 1.1.2 according to synaptic). Did I miss something completely or is
> > this a problem with pyglet itself?
>
> > --
>
> indeed there were problems. The bug was present in 1.1.3, was fixed for
> 1.1.4 and trunk. (dont know status in 1.1.2)
> See pyglet issue 423, also  the 
> threadhttp://thread.gmane.org/gmane.comp.python.pyglet.user/3123
>
> If possible, you should upgrade to 1.1.4.
>
> --
> claudio
>
> --
> You received this message because you are subscribed to the Google Groups 
> "pyglet-users" group.
> To post to this group, send email to [email protected].
> To unsubscribe from this group, send email to 
> [email protected].
> For more options, visit this group 
> athttp://groups.google.com/group/pyglet-users?hl=en.

-- 
You received this message because you are subscribed to the Google Groups 
"pyglet-users" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/pyglet-users?hl=en.

Reply via email to