Re: patch to be applied to default or stable ?

[Ben Abbott]

On Jan 28, 2012, at 11:19 PM, John W. Eaton wrote:

> On 28-Jan-2012, Ben Abbott wrote:
> 
> | I'm able to fix the problem. I've been reverting your reversion below and 
> thought it was a MacOS X only thing.
> | 
> |     
> http://hg.savannah.gnu.org/hgweb/octave/diff/1367f2db49a2/src/graphics.cc
> | 
> | With the sources up to date and reverting this specific changeset, the fltk 
> output works correctly for me.
> | 
> | If you apply the simple change below, does the fltk toolkit work as 
> expected ?
> 
> Unfortunately, no.  It fails for a pair of figures that are generated
> in some horribly complicated way by an example from the MTEX package
> (http://code.google.com/p/mtex).

The problem is with the result displayed ?

> If you are really interested, you can try to see the problem by doing
> the following:
> 
> * Download mtex 3.2.2
> 
> * Unpack it and cd to the mtex-3.2.2 directory
> 
> * Edit the file mtex_settings.m and uncomment the line
> 
>     %set_mtex_option('GrainSelector','off')
> 
> * Create symbolic link in c/bin for your architecture.  This
>   directory has some binaries (ick, I know) for systems that run
>   Matlab.  For my system, I needed to do
> 
>     ln -s glnxa64 -> gnu-linux-x86_64
> 
>   in the c/bin directory
> 
> * In the top-level directory, run Octave and type
> 
>     startup_mtex
> 
>     (answer no to the question about installing mtex globally)
> 
>     warning off Octave:missing-glyph
>     more off
>     graphics_toolkit fltk
>     grain_demo
> 
> You should get two plots that look something like the first pair of
> screenshots attached below.  With the current stable sources, this is
> what I see.  With your small patch applied, I get the second set of
> badly sized and blank plots.
> 
> But these plot is generated by so much code spread around in many places
> that I think it will be very hard to debug.
> 
> jwe

I've not seen mtex before. Turns out I have an interest in such things. I'll 
install on Matlab and then try on Octave.

Ben