Re: [GD-DEVEL] plotting data txt array

Hi,

On Jan 23, 2008 1:55 AM, Patolfo <[email protected]> wrote:
> good day guys, i am making some work for college now, and well i am
> doing some kind of dft, discrete fourier transform basics, right now i
> am approximating sine waves by means of sampling, and some spicing. The
> problem is i do have the results in a txt file, yes that was the home
> work to work out some algorithm to have this txt data and view it on
> console, but i want to go a step furter, well i have the txt data why
> not plotting it, so far i tried mathgl, but well i could not do it, i
> did some google but not much found, so i come to you, there is some
> place where i can learn view, or copy the way of ploting data using gd
> and pure c code or cpp.

You can use gdChart and write the parser for your text file (or pass
the data directly instead of saving them in this text file):

http://www.fred.net/brv/chart/

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