Re: gnuplot projects, terminal modules

[Petr M. <mi...@mo...>]

> Furthermore, it would be possible to do a more efficient job
> of "replot" in the core code that would benefit all terminals.
> Perhaps I am overlooking something, but I don't see any hard
> requirement to re-read the original data from a file on each
> replot command.  Yes, this is sometimes exactly what you want
> because you know the data has changed.  But more often you
> just want to redraw the plot with a different plot option,
> or zoom or view angle.  In these cases there should be enough,
> or almost enough, information already stored in the data structures
> from the previous plot.  Why re-read the data file when it is
> just storing the same information all over again?  This would in
> particular be of  plot '-', where it is very annoying to type in
> the same data all over again.  

Mousing in 3D -- rotating by mouse -- does not reread the data, but uses 
those in the memory. It would be useful for those "-" to do the same.

Thus there could be two replots, e.g. replot and Replot, where the second 
would not reread the data from disk.

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PM