Re: More changes in path drawing

[Jiří Techet <techet gmail com>]

On Fri, Feb 18, 2011 at 02:45, Robert Park <rbpark exolucere ca> wrote:
> On Thu, Feb 17, 2011 at 8:48 AM, Jiří Techet <techet gmail com> wrote:
>> 2. You don't initialize threads. Please do it - libsoup loads tiles on
>> background in separate threads and gobject has to be aware of that. In
>> the old python bindings we would call
>>
>> gobject.threads_init()
>>
>> before clutter initialization. Not sure about how it should be called now.
>
> Ok, I added GObject.threads_init() just before GtkClutter.init([]).
>
>> 3. DON'T use clutter_actor_set_parent() unless you want to make your
>> life hard (clutter documentation says something very similar).
>> ClutterStage implements ClutterContainer interface so use
>> clutter_container_add_actor() instead. I'm pretty sure this will
>> resolve the animation problems of actors inserted into the stage.
>
> I've also changed all instances of set_parent() to add_actor().
>
> Neither of these things has had any effect. Without my workaround
> (calling ChamplainView.queue_redraw() from inside a signal handler on
> ChamplainView::paint signal), the actors animating in front of the map
> still blank out the map and cause corruption of the ClutterText
> exactly as I described before. Also, tiles are still wildly corrupted
> during PathLayer rendering.
>
> Any more thoughts? I was really excited when I got your message
> because I thought I'd go home and everything would be fixed. :-(

Good news, I managed to track down what is going on here. Before
fixing it, I need to get some feedback from the clutter people. I've
created a bug report here:

http://bugzilla.clutter-project.org/show_bug.cgi?id=2576

Jiri