how to plot graph on c

i have a program and this program has output values and i wanna draw a 2D graph for these outputs. How can i achieve this?

Oct 23 '06 #1

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arne

315

Expert 100+

i have a program and this program has output values and i wanna draw a 2D graph for these outputs. How can i achieve this?

Have a look at gnuplot: http://www.gnuplot.info/
It will be very helpful :-)

Oct 23 '06 #2

arda

thx for ur help firstly i have downloaded it before but i dont understand how i will use it . should i make a output from my own program ? and then use this file with gnuplot? has gnuplot a exe file or how is it working?

Oct 23 '06 #3

arne

315

Expert 100+

thx for ur help firstly i have downloaded it before but i dont understand how i will use it . should i make a output from my own program ? and then use this file with gnuplot? has gnuplot a exe file or how is it working?

Yes, write the output from your program to a file, which you then read into gnuplot. Try the "plot" command:

gnuplot> plot "my_data_file.dat"

Yes, gnuplot is a stand-alone program, not a library or something, if that's what you mean.

I never used gnuplot under Windows, though ...

Oct 23 '06 #4

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