Re: Print plots without GUI

[Ben Abbott]

On Jan 17, 2012, at 5:14 PM, PhilipNienhuis wrote:

> malleor wrote
> 
>> bpabbott wrote
>> 
>>> Which operating system are you running ?
>>> 
>>> And which graphics toolkit are your using ?
>> 
>> I'm running Win7 x64, using Octave 3.4.3 i686-pc-mingw32 and
>> /available_graphics_toolkits/ says I've got FLTK and gnuplot with it.
>> (Note that /graphics_toolkit/ has no argument-less version in Octave
>> 3.4.3.) Apparently I've been using *FLTK* there since the following code
>> works fine: 
>> 
>> octave:1> graphics_toolkit('gnuplot')
>> octave:2> figure(1, 'visible', false)
>> octave:3> plot(1:10,1:10)
>> octave:4> print test.png
>> octave:5> 
>> 
>> and the following fails hard: 
>> 
>> octave:1> graphics_toolkit('fltk')
>> octave:2> figure(1, 'visible', false)
>> octave:3> plot(1:10,1:10)
>> panic: Segmentation violation -- stopping myself...
>> attempting to save variables to `octave-core'...
>> save to `octave-core' complete
>> 
>> I haven't been able to solve this myself. Any suggestions?
>> 
>> Regards, 
>> malleor
> 
> Confirmed on Windows XP SP3 (older) with Octave-3.4.3-MinGW (same as yours).
> 
> But with Octave-3.6.0-MinGW on the same system, it all works OK.
> 
> So waiting for a prepackaged 3.6.0 version is all I can suggest at the
> moment. 
> (I put my 3.6.0 together from Tatsuro's building pieces but I wouldn't
> suggest non-testers and non-developers to try the same.)
> 
> Philip

Philip,

Does Octave-3.6.0-MinGW actually produce a figure when the fltk toolkit is 
active and the figure is hidden ?

        graphics_toolkit flkt
        close all
        figure (1, "visible", false)
        plot (rand (3))
        print test.png

Ben