Re: README.gnuplot updates

[Tatsuro MATSUOKA]

Hello

--- Rik  wrote:

> 1/4/10
> 
> Ben,
> 
> Here is most of the current README.gnuplot:
> ---- Start ----
> Octave works best with gnuplot 4.2, which is available from
> http://www.gnuplot.info.
> 
> Octave now sends data over the same pipe that is used to send commands
> to gnuplot.  While this avoids the problem of cluttering /tmp with
> data files, it is no longer possible to use the mouse to zoom in on
> plots.  This is a limitation of gnuplot, which is unable to zoom when
> the data it plots is not stored in a file.  Some work has been done to
> fix this problem in newer versions of gnuplot (> 4.2.2).  See for
> example, this thread
> ---- End  ----
> 
> Two questions.  Should we be recommending version 4.4 now?  I seem to
> recall there were issues that affected 4.2.5 that weren't seen in the 4.4
> release.  Secondly, is the second paragraph necessary if we recommend 4.4?
>  I just tried using the middle mouse button to zoom and it worked fine.

Yes. Mouse zoom for 2d plot for octave is only possible gnuplot 4.4 and 
4.5(cvs).

http://octave.1599824.n4.nabble.com/plot-orientation-feature-plot-filling-page-td1635594.html

The above bug seem to be fixed on development source. 
Therefore it is recommended to use gnuplot 4.4 (Current latest official release 
is 4.4.2) but not 4.2.

Regards

Tatsuro   


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