The code outputs:
Clock ticked
switched to window Figure(width=640, height=480)
and then hangs, i.e. the windows become unresponsive. Closing them don't work.
Closing the Anaconda Windows prompt does.
--
Hugo Gagnon
On Tue, Jul 11, 2017, at 03:56, Benjamin Moran wrote:
> There are several debug flags that can be set in pyglet that might help
> with debugging this, but I would first suggest a quick poor-man's
> debugging, and just throw a few print statements in there. Give the
> following a try. It will either tell us where it's hanging, or if it's
> another issue such as the windows just not being displayed. It'll at least
> be a start to find out where the issue is.
>
> import time
> import pyglet
>
> class Figure(pyglet.window.Window):
> ID = 0
> def __init__(self):
> Figure.ID += 1
> super(Figure, self).__init__(caption='fig' + str(Figure.ID))
> self.fps = pyglet.clock.ClockDisplay()
> def on_draw(self):
> self.clear()
> self.fps.draw()
>
> fig1 = Figure()
> fig2 = Figure()
>
>
> while True:
> pyglet.clock.tick()
> print("Clock ticked")
>
> for window in pyglet.app.windows:
> window.switch_to()
> print("switched to window {0}".format(window))
> window.dispatch_events()
> print("dispatched events")
> window.dispatch_event('on_draw')
> print("dispatched on_draw event")
> window.flip()
> print("flipped window\n")
> time.sleep(1)
>
>
>
>
> On Thursday, July 6, 2017 at 10:36:11 PM UTC+9, Hugo Gagnon wrote:
> >
> > Hi Benjamin,
> >
> > Yes, I meant Pyglet 1.2.4 ;)
> >
> > I tried changing "Figure()" for "figX = Figure()" and that didn't work.
> > Yes, that's a bit embarrassing.
> >
> > Thanks,
> >
> > --
> > Hugo Gagnon
> >
> > On Wed, Jul 5, 2017, at 21:07, Benjamin Moran wrote:
> > > Hi Hugo,
> > >
> > > Are you sure you don't mean pyglet v1.2.4? :)
> > > I tried this on my Linux machine, and both cases worked perfectly
> > (python2
> > > and 3, pyglet 1.2.4).
> > > Maybe it's something simple, like the Window instances being garbage
> > > collected.
> > > Does this have any effect?
> > >
> > > fig1 = Figure()
> > > fig2 = Figure()
> > >
> > >
> > >
> > >
> > >
> > >
> > > On Thursday, July 6, 2017 at 1:55:49 AM UTC+9, Hugo Gagnon wrote:
> > > >
> > > > Hi,
> > > >
> > > > The following snippet works fine:
> > > >
> > > > import pyglet
> > > >> class Figure(pyglet.window.Window):
> > > >
> > > > ID = 0
> > > >> def __init__(self):
> > > >> Figure.ID += 1
> > > >> super(Figure, self).__init__(caption='fig' + str(Figure.ID))
> > > >> self.fps = pyglet.clock.ClockDisplay()
> > > >> def on_draw(self):
> > > >> self.clear()
> > > >> self.fps.draw()
> > > >> Figure()
> > > >> Figure()
> > > >> pyglet.app.run()
> > > >
> > > >
> > > > However, if I replace "pyglet.app.run()" with my own event loop:
> > > >
> > > > while True:
> > > >> pyglet.clock.tick()
> > > >> for window in pyglet.app.windows:
> > > >> window.switch_to()
> > > >> window.dispatch_events()
> > > >> window.dispatch_event('on_draw')
> > > >> window.flip()
> > > >
> > > >
> > > > then the application hangs (before you ask: I need to use my own event
> > > > loop for my own application).
> > > >
> > > > I use Anaconda Python 2.7 with Pyglet 1.2.7 on Windows 7.
> > > >
> > > > Input appreciated!
> > > >
> > > > Hugo
> > > >
> > > >
> > >
> > > --
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> >
>
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