On Thursday, 21 May 2015 07:52:57 PM Paul Romero wrote:
> Deaf Gnuplot Staff:
>
> My problem is very elementary.
>
> What I would like to do is display major x axis xtics with small values
> ... 1, 2, 3 ...
> I can configure xtics such that tic values displayed below the plot
> correspond to
> the number of the plotted row--every 12000 rows. For example it displays
> 36000 beneath
> the plot at the right point.
>
> I suspect there is a fairly easy way` to integrate an arithmetic
> expression such as x/12000
> into the following directive:
>
> set xtic 12000
set xtics ("0" 0)
set for [i=1:99] xtics add (sprintf("%d",i) i*12000)
show xtics
Ethan
>
> Do you have any suggestions ?
>
> Note that the input data I am using has only one column. Here is a
> short snippet:
>
> 1.000366
> 0.999146
> 1.001587
> 0.999146
> 1.001587
> 1.003418
>
> Once I have started gnuplot these are the commands I issue.
>
> load volt.plt
> plot "ex_a1.csv" using 0:1 with lines title "Ex. A1"
>
>
> The volts.plt file is as follows.
> #
> # Air Sensor Voltage over Time
> #
> # X: 1 Second = 12000 samples
> # Y: Voltage range 0 - 3.3 Volts
> #
> set title "Airflow Over Time"
> set xlabel "Time"
> set ylabel "Volts"
> set xzeroaxis linetype -1
> set yzeroaxis linetype -1
> set grid
> set xrange [0:120000]
> set yrange [0:3.3]
> set xtic 12000
> set ytic auto
>
>
> Best Regards,
>
>
> Paul R.
>
>
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