Re: [Visualpython-users] Switch from vpython 3 to vpython 4

[<fre...@gb...>]

On mardi 25 d=E9cembre 2007, Bruce Sherwood wrote:

> Do try the new 4.beta21, which addresses many problems, some of which
> are those you mention. In particular, the problems with tictac.py and
> toroid_drag.py (and also hanoi.py) have to do with loops containing
> almost no computation, a case where the multithreading is not doing the
> right job for reasons not understood. As a workaround, those programs
> now contain rate statements, which don't harm perfomance but make the
> programs work properly.
>
> As mentioned in the announcement of 4.beta21, there are various
> performance problems with rendering, and I hope to address them. I've
> already made a big improvement in handling curves containing large
> numbers of points.

Ok, I'll give it a try.

> At the moment there is no way to texture the inside of a sphere, but
> that's an interesting suggestion. I suppose you've already noticed that
> in either Visual 3 or 4 you can move inside an object.

Yes, I use this behaviour: I'm in a big sphere, simulating the sky. In=20
fact, when I apply the texture on it, I can see it rom the inside. So,=20
there is nothing to do :o) The texture is reversed, but it is not really a=
=20
problem.

=2D-=20
   Fr=E9d=E9ric

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