Updated README to describe the new --xlen behavior

This commit is contained in:
Dima Kogan 2010-02-11 16:06:40 -08:00
parent b0dc4fdd86
commit 0ae4fa9a21

11
README
View File

@ -52,12 +52,13 @@ outputfile". The output type is inferred from the filename with .ps, .pdf
and .png currently supported.
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
with "--xlen windowsize". This will produce a scrolling window containing
produce a realtime display by passing in the --stream option. The "--xlen
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,
whether it is a point index or the passed-in data). The scrolling window is
updated at 1 Hz, so the script can handle rapidly-incoming data without
spending all of its time replotting.
whether it is a point index or the passed-in domain). If --xlen is omitted or
set to 0, all of the available data is plotted, with no moving window. The
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.