Re: How to dump plotted points to matrix form from figure window? [SOLVED]

[Guido Walter Pettinari]

It definetely does!

Thank you very much Ben!

Cheers,

Guido

On 18 Jan 2010, at 13:00, Ben Abbott wrote:

> 
> On Jan 18, 2010, at 6:42 AM, Guido Walter Pettinari wrote:
> 
>> Hello world!
>> 
>> I have a function that produces a plot. I would like to dump the plotted 
>> points in matrix form without having to modify the function itself.
>> 
>> For example, imagine that my function is:
>>> function plot_square ( n )
>>>  x = [1:n];
>>> plot ( x, x.*x )
>>> endfunction
>> and imagine that I cannot modify it. If I run the function I get a figure; 
>> how can I dump to a matrix the plotted points (that is x and x.*x) directly 
>> from the figure?
>> 
>> Thanks,
>> 
>> Guido
> 
> Does this do what you want?
> 
>       h = findobj (gcf, "type", "line");
>       x = get (h, "xdata");
>       y = get (h, "ydata");
> 
> Ben
> 
> 
> 
>