Re: [Matplotlib-users] Smooth animations

[Michael D. <md...@st...>]

I see -- you want to basically interpolate between points?  I don't 
think there's anything built in to matplotlib to do that, but you could 
always do that interpolation outside and just update the graph more often.

Mike

On 07/04/2013 04:28 PM, v0idnull wrote:
> eh....
>
> Let me explain my problem in a different way:
>
> Every two seconds I get a value from a service. Let's say I over 8 
> seconds I get 1, 5, 10, 5 as values.
>
> So if my application updates the graph every two seconds, this will 
> look choppy and ugly. This is because every two seconds, an entire 
> line is added onto the graph between the two points.
>
> Imagine if I could control the drawing of said line though. If I could 
> draw the individual pixels of the line every couple of ticks instead 
> of just dumping a line in every two seconds, I will end up with a nice 
> smooth animation. It may not be 100% real time anymore, but my focus 
> on this personal project of mine is vanity, not practicality ;)
>
> I hope this better explains what I am trying to accomplish...
>
> Thanks,
> --alex
>
> On 13-07-04 04:09 PM, Michael Droettboom wrote:
>> Have you looked at the simple_anim.py example -- other than the 
>> networking piece, it seems to do what you describe, and it's pretty 
>> fast.  Maybe start from that and make changes until it gets slow in 
>> order to determine where the slowness comes from...?
>>
>> Mike
>>
>> On 07/03/2013 09:19 PM, v0idnull wrote:
>>> I am receiving a number from a server every two seconds. I would 
>>> like to plot this number.out over time for the past say... 30 polls.
>>>
>>> Would it be possible to use... Anything, to produce a smooth 
>>> animation of the plot line getting drawn? As it stands now the 
>>> animation is well... Quite choppy. ;)
>>>
>>> I'm using pygame currently to render my graphs on this full screen 
>>> application I'm making just for my self. I am not bound to it though 
>>> if there are better linux-only things out there.
>>>
>>> Thanks in advance,
>>> --alex
>>>
>>>
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