Re: [Visualpython-users] segfault on Ubuntu 10.04

On Mon, Jun 7, 2010 at 10:29 AM, Gary Pajer <gar...@gm...> wrote:

> On Sat, Jun 5, 2010 at 8:56 AM, Symion <kn...@ip...> wrote:
>
>>  On 5/06/2010 2:52 AM, Gary Pajer wrote:
>>
>> On Thu, Jun 3, 2010 at 6:12 PM, Guy K. Kloss <g....@ma...>wrote:
>>
>>> On Fri, 04 Jun 2010 04:08:46 Gary Pajer wrote:
>>> > If I remove the line containing scene.range the original program works
>>> > fine. I'm using python-visual from the Ubuntu repository.
>>> > Can someone else try it?  I'd be especially interested to know if it
>>> > crashes using the respository version, but works using Bruce's
>>> home-made
>>> > version.
>>>
>>
>>
>
>
>>  I think you have to declare scene.range Before you can use it.
>>
>> #----------------------------------
>> from visual import *
>> scene.range = 10
>>  sphere()
>> scene.range = scene.range * 3.
>>
>> works fine!
>>
>
>
> Not for me.  It no longer segfaults.  But now a window pops up containing a
> yellow sphere, and a split second later the sphere is replaced by yellow
> garbage.  The window responds to rotation mouse gestures, but not zooms.
>
> Point of interest #1:  the original code worked fine under WinXP.
> Point of interest #2:  it was not necessary to declare scene.range in
> WinXP.
> Something else:  I don't know which version of visual I was using when I
> was using WinXP.
>
> Bruce, if I'm not mistaken you are relocating, and therefore probably very
> busy.  But whenever it's comfortable, I'd appreciate it if you can try my
> code on your home-grown build, and, if you still have it available, your
> from-Ubuntu-repository build in order to see if it works on one but not on
> the other.  If it does, any pointers on building on Ubuntu would  be
> appreciated.
>
> Thanks very much,
> gary
>


Oops.  Symion's fix does work.
I accidentally tried the fix on an old version of my test program which
contained some other garbage that filled the window with ... well, garbage.

Thanks, Symion
-gary