I forgot to say that being under Mac O$, I can use with animate... So I do
not know if i can build an infinite animation. Is it possible ?
2014-03-12 12:01 GMT+01:00 Christophe Bal <projet...@gmail.com>:
> Yes I've read it.
>
>
> 1. It proposes to update infos about the figure, this is what I do in
> my update function which only change the color of one random rectangle
> every time that a timer asks to do it.
> 2. Then it is said to use plt.draw(), which is what I do. If I use a
> timer, each draw takes merely 2 seconds for 64**2 fixed initial
> squares instead of being very quick for 16**2 fixed initial squares. It is
> certain that the draw is indeed a redraw.
>
>
>
> 2014-03-12 11:49 GMT+01:00 Derek <gamesb...@gmail.com>:
>
> Did you look at the link; the person updating the plots had the same issue
>> - i.e. he did not know when the data would arrive or how long it would be
>> active for. That sounds like your situation?
>>
>>
>> On 12 March 2014 11:59, Christophe Bal <projet...@gmail.com> wrote:
>>
>>> I forgot to say that here the use of animations is not good because, I
>>> have no max playing time.
>>>
>>>
>>> 2014-03-12 10:56 GMT+01:00 Christophe Bal <projet...@gmail.com>:
>>>
>>> Hello.
>>>>
>>>> First of all, I forgot the link to my post : here it
>>>> is<http://stackoverflow.com/questions/22320407/matplotlib-update-only-some-parts-of-a-figure>
>>>> .
>>>>
>>>> Yes, for pedagogical reason, I would like to use matplotlib for
>>>> beginner programmers, like me :-), such as to do some 80 old school games.
>>>>
>>>> The problem I met using the draw method is that it takes 2 seconds for
>>>> a figure of 64**2 squares. This is due to the fact that everythin is
>>>> redraw. Here is my update method.
>>>>
>>>> *------------------------------------------------*
>>>> *def update():*
>>>> * global colors, width, height*
>>>>
>>>> * x = randint(0, width - 1)*
>>>> * y = randint(0, height - 1)*
>>>>
>>>> * plotgrid[y][x].set_facecolor(choice(colors))*
>>>>
>>>> * plt.draw()*
>>>>
>>>>
>>>>
>>>> 2014-03-12 10:44 GMT+01:00 Derek <gamesb...@gmail.com>:
>>>>
>>>> Its not really clear what you are trying to achieve (using Matplotlib
>>>>> to play Tetris??); but this have some pointers:
>>>>>
>>>>>
>>>>> http://stackoverflow.com/questions/10944621/dynamically-updating-plot-in-matplotlib
>>>>>
>>>>>
>>>>> On 12 March 2014 11:33, Christophe Bal <projet...@gmail.com> wrote:
>>>>>
>>>>>> Hello.
>>>>>>
>>>>>> I've poste here a question but no one seems to have an hint to give
>>>>>> so I repeat my question here.
>>>>>>
>>>>>> In the attached Python 3 code, I draw n**2 squares in black and then
>>>>>> I dynamically change in a random way the colors of some squares.
>>>>>>
>>>>>> The problem I met is that at each new random choice, I redraw all the
>>>>>> squares. I know that it is stupid for large number of squares.
>>>>>>
>>>>>> Is there a way to change some propriety of one square, and then to
>>>>>> ask to matplotlib to redraw only what have changed ? I'm looking for
>>>>>> something similar to `blint` for animations.
>>>>>>
>>>>>> Christophe BAL
>>>>>>
>>>>>>
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>>>>>>
>>>>>
>>>>
>>>
>>
>
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