have a look at:
http://www.gnuplot.info/docs/node135.html
and, you need gnuplot 4.2 (not older!)
logNa wrote:
>
> Hello,
>
> im really new to Gnuplot, so my problem is probabely easy to solve. I did
> alot of searches in Google, found this forum, searched here...no solution
> for me yet.
>
> My problem is:
>
> I got a data file which looks like this:
> blib 4 73
> ble 52 2
> blu 6 236
> bla 63 236
> bla2 2 63
>
> 3 "fields" per line (seperating them with ";" doesnt work in my old
> gnuplot version..at least it doesnt know the set datafile separator
> command...so I use spaces).
>
> what I want is:
> first field is the xrange, which should be shown below the x-axis
> second and third fields are the y coords for two curves
>
> plot 'file.dat' using 2 t 'curve 1', \
> plot 'file.dat' using 3 t 'curve 2'
>
> works to print the curves, but how do I get gnuplot to read the xrange
> from my file?
>
> Also, lets assume the data file is quite large with lets say 1000 lines,
> is there a way to print the graph to a file which is automatically scaled
> in a way, that every x-value is shown?
>
>
> Thank you in advance
>
> Fred
>
>
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