Re: change position of x-axis

[Vlăduţ Frăţiman]

So need to modify source code and recompile? Seem to be an
uncomfortable solution!

On Tue, Oct 11, 2011 at 7:26 PM, Juan Pablo Carbajal
<address@hidden> wrote:
>
> On Tue, Oct 11, 2011 at 6:21 PM, Juan Pablo Carbajal
> <address@hidden> wrote:
> > On Tue, Oct 11, 2011 at 5:56 PM, Juan Pablo Carbajal
> > <address@hidden> wrote:
> >> On Tue, Oct 11, 2011 at 4:42 PM, bpabbott <address@hidden> wrote:
> >>> On Oct 11, 2011, at 10:28 AM, Juan Pablo Carbajal <address@hidden>
> >>> wrote:
> >>>
> >>> On Tue, Oct 11, 2011 at 4:16 PM, Juan Pablo Carbajal <address@hidden>
> >>> wrote:
> >>>>
> >>>> On Tue, Oct 11, 2011 at 2:44 PM, Ben Abbott <address@hidden> wrote:
> >>>>>
> >>>>> On Oct 11, 2011, at 8:29 AM, Vlăduţ Frăţiman wrote:
> >>>>>
> >>>>> Thanks!
> >>>>>
> >>>>> I already try'it that but seem to be an bug. My plot show an intrerupted
> >>>>> line and old axis don't disspear.
> >>>>> I use octave 3.2.1 on Ubuntu 11.04. Plots are rendered with gnuplot.
> >>>>> I put an image as attachament to see what i mean.
> >>>>>
> >>>>> <graf.png>
> >>>>>
> >>>>> It works correctly for me. Perhaps we're doing something else 
> >>>>> differently
> >>>>> that it producing a different result?
> >>>>> The following works for me.
> >>>>> close all
> >>>>> clear all
> >>>>> x = 0:0.1:10;
> >>>>> y = sin(x)./(1+x) + x*01 - .4;
> >>>>> plot (x, y);
> >>>>> set (gca, "xaxislocation", "zero")
> >>>>> print test.png
> >>>>> preview test.png
> >>>>> Does this work for you?
> >>>>> Ben
> >>>>
> >>>> Ben,
> >>>> please add the line
> >>>>
> >>>> set (gca, "box", "off")
> >>>>
> >>>> to see the remainding of the axis. This problem is even in the plot
> >>>> "polar" when the box is switched off.
> >>>
> >>> Indeed,
> >>> I posted this issue it in the help mailing list a few days ago
> >>>
> >>> http://octave.1599824.n4.nabble.com/Axis-issue-td3887910.html
> >>>
> >>>
> >>> This may be a feature of gnuplot.
> >>> If you'd like to experiment with gnuplot to see if the horizontal line at
> >>> the bottom can be suppressed, you can save the gnuplot plotstream by ...
> >>> drawnow ("png", "debug.png", false, "debug.gp")
> >>> Then run gnuplot and type ...
> >>> load "debug.gp"
> >>> Each time you load "debug.gp" the file "debug.png" will be saved. You can
> >>> try modifying the gnuplot commands in gnuplot.gp to get the desired 
> >>> result.
> >>> If you're successful, I should be able to modify Octave's sources to fix
> >>> this.
> >>> Ben
> >>>
> >>>
> >>>
> >>
> >> Hi Ben,
> >>
> >> Thanks for that. I am doing what you suggested, but I get binary code
> >> or something like that in debug.gp. How do you edit this files?
> >>
> >> --
> >> M. Sc. Juan Pablo Carbajal
> >> -----
> >> PhD Student
> >> University of Zürich
> >> http://ailab.ifi.uzh.ch/carbajal/
> >>
> >
> > Ben,
> > Ok, I found the problem.
> > As I see it, when set(gca,'box','off') is executed, the stream to gnuplot 
> > adds
> >> unset y2tics; set ytics in nomirror
> >> unset x2tics; set xtics in nomirror
> >> set border 3;
> >
> > The last line is the problem. With this I see that box off in octave
> > means "axes in the left-botom margins".
> >
> > I see three possible solutions:
> > 1. Make set(gca,'box','off') deal with the current state of axis.
> > 2. Make set(gca,'box','off') be gnuplot's "unset border"
> > 3. Make set(gca,'yaxislocation','zero') be gnuplot's "set yzeroaxis;
> > set border 1; "
> >    Make set(gca,'xaxislocation','zero') be gnuplot's "set xzeroaxis;
> > set border 2; "
> >
> > Thanks
> >
> > --
> > M. Sc. Juan Pablo Carbajal
> > -----
> > PhD Student
> > University of Zürich
> > http://ailab.ifi.uzh.ch/carbajal/
> >
>
> I forgot to add that the last solution (number 3) is a solution when
> not both axis are placed to the origin. When both are placed to the
> origin the only solution is to make box off be "unset border" fro
> gnuplot.
>
> Thanks
>
>
> --
> M. Sc. Juan Pablo Carbajal
> -----
> PhD Student
> University of Zürich
> http://ailab.ifi.uzh.ch/carbajal/



--
Cu stimă,
prof. Frăţiman Vlăduţ