Re: desired features for gp backend?

[Rob Mahurin]

On Jun 18, 2009, at 12:15 PM, John W. Eaton wrote:
> On 18-Jun-2009, Rob Mahurin wrote:
> | Here's an example I've been thinking about for a while: I'd like
> | enough control over Octave's axes to make Tufte's "dot-dash" and
> | "range-frame" plots.  There are currently examples of each at
> |       http://hupp.org/adam/weblog/category/tufte/
> |
> | I can do the dot-dash axes in gnuplot with "set border 0"  
> followed by
> | "set xtics (...data...)" to put major and minor tics in the right
> | place.  But in gnuplot, constructing a command from a datafile is
> | something of a major undertaking.  In octave it's now a one-liner
> |       set(gca,"xticks", get(get(gca,"children"),"xdata"))
> | but that currently puts a label at every point without some  
> clever set
> | (gca,"xticklabel"), and apparently I can't yet specify minor ticks.
>
> Do you mean that it is not currently possible to specify minor tick
> labels, or the locations of minor ticks?  Is this a limitation in
> Octave only, or also Matlab?

I think it is not possible in Octave 3.2.0 to
  (1) draw axis ticks without drawing axis lines
  (2) place minor ticks at arbitrary locations

I don't know much about recent Matlabs.  I would like to do these  
things in Octave.

> | It looks like I even sent a patch suggesting an octave syntax for
> | axis ticks without lines, but it wasn't accepted:
> | 	http://www.nabble.com/axis-manipulations-in-plots-are- 
> unnecessarily-
> | restrictive-td15880016.html
>
> There were a number of replies to your orignal message, and it was
> some time ago.  So if there is still something that was not done or
> does not work now, please submit a new patch or bug report.


I will have another go at making a patch.

Rob

--
Rob Mahurin
University of Manitoba, Dept. of Physics & Astronomy
at:     Oak Ridge National Laboratory   865 207 2594
        Oak Ridge, Tennessee            address@hidden