Re: Winding down patches...

[Ethan M. <merritt@u.washington.edu>]

On Thursday 14 June 2007 13:36, Petr Mikulik wrote:
> > > I was always puzzled by "currently [-10:10]" when the range was completely 
> > > different. Indeed, "default" is the correct word. However, this information 
> > > is completely useless. I usually want to show the real xrange, not the 
> > > unused default. Nowadays, I can do
> > > 	print GPVAL_Y_MIN, GPVAL_Y_MAX
> > > but that's rather cumbersome and not easy to find for others.
> > > 
> > > I proposed to apply Daniel's patch. Then, via "show yrange", I can easily 
> > > copy the real current range to my script, and edit the range manually.
> > 
> > OK. I warn you that the existing code for zoom/unzoom actually looks at
> > these values, so it is possible this may change the zoom behaviour.
> > But the "refresh" patch I've been working on replaces that code anyhow,
> > so now might not be such a bad time to take the risk.
> 
> No, it does not. The output from Daniel's patch only effects what is printed 
> on the screen as a comment.

Ah, OK then.

I thought he was proposing to update the values themselves in the axis structure.
Sure, printing the current value is much more useful than always printing [10:10].

	Ethan



> Compare: 
> 
> 
> current-gnuplot> set xrange [-2:2]; p x*x-1; show yrange
> 
>         set yrange [ * : * ] noreverse nowriteback  # (currently 
> [-10.0000:10.0000] )
> 
> 
> patched-gnuplot> set xrange [-2:2]; p x*x-1; show yrange
> 
>         set yrange [ * : * ] noreverse nowriteback  # (currently 
> [-1.00000:3.50000] )
> 
> 
> The latter is much more logic, but it's just a comment for the user.
> 
> ---
> PM
> 

-- 
Ethan A Merritt            Courier Deliveries: 1959 NE Pacific
Dept of Biochemistry
Health Sciences Building
University of Washington - Seattle WA 98195-7742