Re: Weird vpython output

Bruce Sherwood <[email protected]> Thu, 21 Nov 2013 21:56:31 -0800
Newsgroups gmane.comp.python.visualpython.user
Message-ID <CAFDG03hnhiG9rap9X3wNoL-f1s7qD+XhGeLnXYpOn9UJWSX+EA@mail.gmail.com>
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Paul, it sounds like she doesn't have a rate statement in her animation
loop and is running VPython 6 whereas you're running VPython 5.


On Thu, Nov 21, 2013 at 2:49 PM, Steve Spicklemire <steve-/3wgw/[email protected]> wrote:

> I have not seen that. Can you post a simple script that shows the same
> issue?
>
> thanks,
> -steve
>
> On Nov 21, 2013, at 3:11 PM, Paul Camp <[email protected]> wrote:
>
> > Sorry, replied to a previous email and forgot to change the subject line.
> >
> >
> > Dr. Paul J. Camp
> > Physics Department
> > Spelman College
> > Atlanta, GA   30314
> > 404-270-5864
> >
> > "The beauty of the cosmos derives not only from unity in variety
> >       but also from variety in unity"
> >                 -- Umberto Eco
> >                     The Name of the Rose
> >
> >
> >
> > From:        Paul Camp <[email protected]>
> > To:
> > Cc:        "visualpython-users-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org" <
> visualpython-users-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
> > Date:        11/21/2013 05:10 PM
> > Subject:        Re: [Visualpython-users] a new Linux install solution
> for Visual        Python
> >
> >
> >
> > I have a student running Vpython on a Mac who has run into a problem
> I've never seen before. She has an animation program that works. It creates
> objects, updates positions and such. However, the animation window itself
> is a featureless light gray box until the program is complete. Then the
> final state of the objects appears.
> >
> > I've copied the program to my Windows VPython installation and it runs
> just fine. Well, the physics is wrong currently, but it does what it was
> told to do and I can see the full animation.
> >
> > Has anyone seen this behavior before?
> >
> >
> > Dr. Paul J. Camp
> > Physics Department
> > Spelman College
> > Atlanta, GA   30314
> > 404-270-5864
> >
> > "The beauty of the cosmos derives not only from unity in variety
> >      but also from variety in unity"
> >                -- Umberto Eco
> >                    The Name of the
> Rose------------------------------------------------------------------------------
> > Shape the Mobile Experience: Free Subscription
> > Software experts and developers: Be at the forefront of tech innovation.
> > Intel(R) Software Adrenaline delivers strategic insight and game-changing
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> > https://lists.sourceforge.net/lists/listinfo/visualpython-users
> >
> >
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> > https://lists.sourceforge.net/lists/listinfo/visualpython-users
>
>
>
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<div dir=3D"ltr">Paul, it sounds like she doesn&#39;t have a rate statement=
 in her animation loop and is running VPython 6 whereas you&#39;re running =
VPython 5.</div><div class=3D"gmail_extra"><br><br><div class=3D"gmail_quot=
e">
On Thu, Nov 21, 2013 at 2:49 PM, Steve Spicklemire <span dir=3D"ltr">&lt;<a=
 href=3D"mailto:steve-/3wgw/[email protected]" target=3D"_blank">steve-/3wgw/[email protected]</a>&gt;</s=
pan> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex=
;border-left:1px #ccc solid;padding-left:1ex">
I have not seen that. Can you post a simple script that shows the same issu=
e?<br>
<br>
thanks,<br>
-steve<br>
<div class=3D"im HOEnZb"><br>
On Nov 21, 2013, at 3:11 PM, Paul Camp &lt;<a href=3D"mailto:PCamp@spelman.=
edu">[email protected]</a>&gt; wrote:<br>
<br>
&gt; Sorry, replied to a previous email and forgot to change the subject li=
ne.<br>
&gt;<br>
&gt;<br>
&gt; Dr. Paul J. Camp<br>
&gt; Physics Department<br>
&gt; Spelman College<br>
&gt; Atlanta, GA =C2=A0 30314<br>
&gt; 404-270-5864<br>
&gt;<br>
&gt; &quot;The beauty of the cosmos derives not only from unity in variety<=
br>
&gt; =C2=A0 =C2=A0 =C2=A0 but also from variety in unity&quot;<br>
&gt; =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 -- Umberto Eco=
<br>
&gt; =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
The Name of the Rose<br>
&gt;<br>
&gt;<br>
&gt;<br>
&gt; From: =C2=A0 =C2=A0 =C2=A0 =C2=A0Paul Camp &lt;<a href=3D"mailto:PCamp=
@spelman.edu">[email protected]</a>&gt;<br>
&gt; To:<br>
&gt; Cc: =C2=A0 =C2=A0 =C2=A0 =C2=A0&quot;<a href=3D"mailto:visualpython-us=
[email protected]">visualpython-users-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org</a>&quo=
t; &lt;<a href=3D"mailto:visualpython-users-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org">visualpy=
[email protected]</a>&gt;<br>

&gt; Date: =C2=A0 =C2=A0 =C2=A0 =C2=A011/21/2013 05:10 PM<br>
&gt; Subject: =C2=A0 =C2=A0 =C2=A0 =C2=A0Re: [Visualpython-users] a new Lin=
ux install solution for Visual =C2=A0 =C2=A0 =C2=A0 =C2=A0Python<br>
&gt;<br>
&gt;<br>
&gt;<br>
</div><div class=3D"HOEnZb"><div class=3D"h5">&gt; I have a student running=
 Vpython on a Mac who has run into a problem I&#39;ve never seen before. Sh=
e has an animation program that works. It creates objects, updates position=
s and such. However, the animation window itself is a featureless light gra=
y box until the program is complete. Then the final state of the objects ap=
pears.<br>

&gt;<br>
&gt; I&#39;ve copied the program to my Windows VPython installation and it =
runs just fine. Well, the physics is wrong currently, but it does what it w=
as told to do and I can see the full animation.<br>
&gt;<br>
&gt; Has anyone seen this behavior before?<br>
&gt;<br>
&gt;<br>
&gt; Dr. Paul J. Camp<br>
&gt; Physics Department<br>
&gt; Spelman College<br>
&gt; Atlanta, GA =C2=A0 30314<br>
&gt; 404-270-5864<br>
&gt;<br>
&gt; &quot;The beauty of the cosmos derives not only from unity in variety<=
br>
&gt; =C2=A0 =C2=A0 =C2=A0but also from variety in unity&quot;<br>
&gt; =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0-- Umberto Eco<=
br>
&gt; =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0T=
he Name of the Rose--------------------------------------------------------=
----------------------<br>
&gt; Shape the Mobile Experience: Free Subscription<br>
&gt; Software experts and developers: Be at the forefront of tech innovatio=
n.<br>
&gt; Intel(R) Software Adrenaline delivers strategic insight and game-chang=
ing<br>
&gt; conversations that shape the rapidly evolving mobile landscape. Sign u=
p now.<br>
&gt; <a href=3D"http://pubads.g.doubleclick.net/gampad/clk?id=3D63431311&am=
p;iu=3D/4140/ostg.clktrk_______________________________________________" ta=
rget=3D"_blank">http://pubads.g.doubleclick.net/gampad/clk?id=3D63431311&am=
p;iu=3D/4140/ostg.clktrk_______________________________________________</a>=
<br>

&gt; Visualpython-users mailing list<br>
&gt; <a href=3D"mailto:Visualpython-users-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org">Visualpyth=
[email protected]</a><br>
&gt; <a href=3D"https://lists.sourceforge.net/lists/listinfo/visualpython-u=
sers" target=3D"_blank">https://lists.sourceforge.net/lists/listinfo/visual=
python-users</a><br>
&gt;<br>
&gt; ----------------------------------------------------------------------=
--------<br>
&gt; Shape the Mobile Experience: Free Subscription<br>
&gt; Software experts and developers: Be at the forefront of tech innovatio=
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&gt; Intel(R) Software Adrenaline delivers strategic insight and game-chang=
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p now.<br>
&gt; <a href=3D"http://pubads.g.doubleclick.net/gampad/clk?id=3D63431311&am=
p;iu=3D/4140/ostg.clktrk_______________________________________________" ta=
rget=3D"_blank">http://pubads.g.doubleclick.net/gampad/clk?id=3D63431311&am=
p;iu=3D/4140/ostg.clktrk_______________________________________________</a>=
<br>

&gt; Visualpython-users mailing list<br>
&gt; <a href=3D"mailto:Visualpython-users-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org">Visualpyth=
[email protected]</a><br>
&gt; <a href=3D"https://lists.sourceforge.net/lists/listinfo/visualpython-u=
sers" target=3D"_blank">https://lists.sourceforge.net/lists/listinfo/visual=
python-users</a><br>
<br>
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</div></div></blockquote></div><br></div>

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