Re: ginput does not appear to work as expected

[Liam Groener]

On Sep 1, 2011, at 5:34 AM, Stephen Wilson wrote:

> Hello again,
> 
> I am having some issues with ginput working properly. My system uses:
> 
>     G N U P L O T
>     Version 4.4 patchlevel 3
>     last modified March 2011
>     System: Darwin 10.7.3
> 
> 
> and 
> 
> GNU Octave, version 3.4.2
> 
> I noted some issues with ginput already posted on the help forum but the 
> posts are already between 1 and 2 years old and I assume that the patches 
> have already been included in the latest release, which I have. 
> 
> If I input, for example, 
> 
> axis(1:4);
> [gx gy gbutton] = ginput(1) 
> 
> I don't get a chance to make any input via the mouse. Instead I get the 
> following output and the script ends:
> 
> gx = 0
> gy = 0
> gbutton = -1
> 
> 
> Is tehre some other thing that I need to enable in order to use ginput 
> correctly?
> 
On OS X, at least, I think you have to use the fltk backend for ginput to work. 
Try typing:
graphics_toolkit fltk
figure
and then repeat your commands.