Re: Octave 3.3.54 snapshot available for ftp

[Marco Atzeri]

--- Sab 20/11/10, John W. Eaton  ha scritto:

> On 19-Nov-2010, Dmitri A. Sergatskov
> wrote:
> 
> | On Fri, Nov 19, 2010 at 3:31 PM, John W. Eaton <address@hidden>
> wrote:
> | 
> | > This snapshot includes the new experimental
> OpenGL-based graphics
> | > code, but the gnuplot backend is used by default.
>  Assuming you have
> | > all the required libraries and have built the OpenGL
> bits properly,
> | > you should be able to switch to the new backend with
> the command
> | >
> | >  backend ("fltk");
> | >
> | 
> | I noticed that I can switch it only before any plots are
> made and then
> | I cannot switch it back.
> | 
> | E.g.
> | octave:1> backend("fltk")
> | octave:2> plot(rand(10))
> | octave:3> backend("gnuplot")
> | octave:4> plot(rand(10))
> | 
> | makes all plots with fltk.
> | 
> | octave:1> plot(rand(10))
> | octave:2> backend("fltk")
> | octave:3> plot(rand(10))
> | 
> | makes all plots with gnuplot.
> | 
> | Not a problem for me, but not sure if this is an intended
> behavior
> 
> Setting the backend has an effect on the next figure window
> that is
> created.  It doesn't change the backend in use for
> currently open
> figure windows.  So try this instead:
> 
>   backend ("fltk")
>   figure (1)
>   plot (rand (10))
> 
>   backend ("gnuplot")
>   figure (2)
>   plot (rand (10))
> 
> You should get one FLTK+OpenGL window and one gnuplot
> window.
> 
> jwe
> 

Hi John,
the two windows do not exist at the same time on cygwin.
The program freezes on 

  figure (2)

until I kill the fltk window and than it continues 
with the second window.

It seems that the two backend are mutually exclusive 
(or sort of)

Regards
Marco