Re: [GD-DEVEL] Re: plotting data c++

Hi!

On Jan 31, 2008 12:15 AM, Patolfo <[email protected]> wrote:
> ok guys here is the problem again, i am plotting x,y data, floats to be
> precise, must be in C, C++, the hardway, no perl or python just know how
> to us perl a little, the idea is to have the application data to do the
> approximation of a square wave by means of fourier series, the job is
> done, now the problem is the gui, well i tried tk with perl and
> everything went smootly, till the part of converting perl to C, and
> including the interpreter and all that stuff, truly i did not get it
> right so it freezes and is buggy, so well back in track i found my self
> on the same road, just C, the gui I plan to do them with windowsapi they
> are the lesser problem, mingw, but the plotting data per se is the
> biggest problem, i tried reading the wiki for libgd, and let me tell you
> it is not for noobs, or at least not for the dumbest as me.
>
> The algorithm says more or less:
> number or harmonics, number of data points, using gui, some routines,
> and then we have and arbitrary number of data with a max value of 1 and
> the minimum of 0, arranged in pairs of x,y,
>
> i have the suspicion it is straightforward, but i seem to fail, i am
> still googling, found koolplot, which i think uses libgd, did not work
> for my mingw, so, any directions where to look...

Any chance to get more infos about what you like to have as charts? We
can provide some tips or ways to achieve your goals. A set of example
data may help too.


-- 
Pierre
http://blog.thepimp.net | http://www.libgd.org