Re: Minor ticks in plots, and title in subplots

[Ben Abbott]

On Dec 22, 2009, at 7:34 PM, Pablo wrote:

> Hi everyone!
> 
> I'm having some trouble setting minor ticks in my plots. I'm using
> Octave 3.0.1 (package 1:3.0.1-6lenny3 in Debian Lenny) and Gnuplot 4.5
> patchlevel 0 (installed from the web), so the __gnuplot_X_ commands
> don't work(*).
> 
> Right now I'm using the ytick and yticklabel to simulate minor ticks,
> but it's tiresome and, more importantly, all the ticks have the same length.
> 
> As an example:
> octave:8> plot([1:6])
> octave:9> set(gca(),"ytick",[1:0.5:6])
> octave:10> set(gca(),"yticklabel", ["1";" ";"2";" ";"3";" ";"4";"
> ";"5";" ";"6"])
> 
> If I use gnuplot, on the contrary, I can do:
> gnuplot> plot [t=1:6] t
> gnuplot> set mytic 2
> gnuplot> replot
> and the minor ticks are shorter than the major ones.
> 
> Is there any way to do this? Any tips on where should I look?
> 
> Also, if I use subplots, and add a title, the title belongs to a subplot
> (specifically, to a set of axis). Is there a way to add a title to the
> whole thing? Adding it to the upper subplot is not the same because the
> resulting subplots have different height.
> 
> (*) Well, __guplot_raw__ does work, but I couldn't get it to show me the
> minor ticks for some reason. Issuing replot afterwards didn't help, either.
> 
> Thanks very much for your help.
>  Arnoques

If you are able to upgrade to 3.2.x then the following will work.

        set (gca, "xminortick", "on", "yminortick", "on")

Ben