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Updated README to describe the new --xlen behavior

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Dima Kogan 2010-02-11 16:06:40 -08:00
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@ -52,12 +52,13 @@ outputfile". The output type is inferred from the filename with .ps, .pdf
and .png currently supported. and .png currently supported.
If something is producing data in realtime, feedGnuplot.pl can be used to If something is producing data in realtime, feedGnuplot.pl can be used to
produce a realtime display. The --stream option should be passed in along produce a realtime display by passing in the --stream option. The "--xlen
with "--xlen windowsize". This will produce a scrolling window containing windowsize" option can be passed in also to plot a scrolling window, containing
the last windowsize-worth of data (windowsize has the units of the x axis, the last windowsize-worth of data (windowsize has the units of the x axis,
whether it is a point index or the passed-in data). The scrolling window is whether it is a point index or the passed-in domain). If --xlen is omitted or
updated at 1 Hz, so the script can handle rapidly-incoming data without set to 0, all of the available data is plotted, with no moving window. The
spending all of its time replotting. realtime data is updated at 1 Hz, so the script can handle rapidly-incoming data
without spending all of its time replotting.
For more information, invoke with --help, or read the source. For more information, invoke with --help, or read the source.