Re: [Vala] Vala Clutter example segfaults

[Jürg Billeter <j bitron ch>]

On Mon, 2010-02-01 at 12:33 -0800, Adam B wrote:
> Hello all,
>
> I compiled the clutter example linked from the Vala website and it segfaults
> near the end of the animation.
> http://live.gnome.org/Vala/ClutterSamples
>
> If I comment out this code it works:
>
>                 animations[i] = rectangles[i].animate (
>                         AnimationMode.EASE_OUT_BOUNCE, 3000,
>                         "x", Random.next_double () * stage.width,
>                         "y", Random.next_double () * stage.height / 2
>                                                    + stage.height / 2,
>                         "rotation-angle-z", rectangles[i].rotation_angle_z,
>                         "opacity", 0.0);
>
> Other wise it segfaults on the first iteration (i == 0).
>
> I'm using Vala 0.7.9 and Clutter 1.0.6-0ubuntu1 on Ubuntu Karmic AMD64.  I'd
> try it on the latest Clutter but I can't find packages for that.
>
> Can anybody reproduce this?  Is it Vala's fault or Clutter's?

It's a bug in the above code snippet, "opacity" is expecting a guchar,
not a double. Replacing 0.0 by 0 fixes the issue. I've updated the wiki.

Jürg