Previous: Leeenux 2. Gnuplot is, along with xmgrace, my program of choice to plot data. I even make a script to plot data on the fly, directly from bash. The source code is copyrighted but freely distributed i.
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Enter gnuplot environment with gnuplot command. In the interactive shell you can use the following commands. To load a command file, which contains other commands for the gnuplot interactive shell. Lines starting with are ignored. Specifying columns to use. If only one is specified, entry number line number is used for x. To have a color depending on your data you will need to generate a sixth column in your data file.
This 6th column should be filled with hexadecimal representing colors 0xFF would mean Red according to your arbitrary look up table. Then you can draw your data with :. Very useful if you want to visualize more than 2D data plot or more than 3D data splot. The key word variable would always need this extra column an extra column for each "variable".
You can use very complicated formulas, define functions and do computations before the plot command. For instance to rotate and translate a trajectory before to display it:. Skip to content. Gnuplot Jump to bottom. If only one is specified, entry number line number is used for x plot "data. Then you can draw your data with : plot "data1.
Axes : x1y1 bottom-left , x2y2 top-right , x1y2, x2y1 plot "data1. Pages You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window.
A simple gnuplot example