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Check out rqt_plot.

Check out rqt_plot.

This provides a scrolling plot of data from multiple topics on the same axis, as a function of time. If you needed topic1 vs topic2, I don't know of an easier solution than writing a quick python node that listens to both topics then plots the data after a specified time.

Check out rqt_plot.

This provides a scrolling plot of data from multiple topics on the same axis, as a function of time. If you needed topic1 vs topic2, I don't know of an easier solution than writing a quick python node that listens to both topics then plots the data after a specified time.

EDIT: I don't love it (would love another alternative!), but I use matplotlib. The documentation isn't easy to get started with, so I'd just look at the example code and plots in the gallery.