Re: [Matplotlib-users] Animating selected plot elements

[Alejandro W. <ale...@gm...>]

On Mon, Apr 4, 2011 at 6:14 PM, Drew Frank <aj...@ic...> wrote:
> This will not address your immediate problem with update_line not
> being called, but if you want to animate something over a non-blank
> background you will soon run into another issue.  I posted here about
> that issue a while back:
> http://www.mail-archive.com/mat...@li.../msg19104.html
>
> To aid future web searchers, here is my final reply to that thread,
> which I accidentally sent to Benjamin Root rather than to the list:
> "The way the cookbook example is written (calling copy_from_background
> early), it will always copy a blank, white region -- even if
> non-animated elements have been plotted prior to the call.  This
> caused problems for me because I wanted to animate some patches on the
> top of a non-blank background, but calling restore_from_region just
> overwrote my background with white."
>
> Drew Frank

I also needed to use Frank's approach (described in the link above) to
make my animation works. Is it possible to fix the code in the
cookbook? I tried to edit the page but I am not allowed.

Alejandro.