axes limit calculations

[Ben Abbott]

On Aug 30, 2008, at 3:04 PM, Shai Ayal wrote:

> On Sat, Aug 30, 2008 at 9:56 PM, Ben Abbott <bpabbott at mac.com> wrote:
>>
>>
>> On Aug 28, 2008, at 7:54 AM, Shai Ayal wrote:
>>
>>>
>>>
>>> On Thu, Aug 28, 2008 at 2:30 PM, Ben Abbott <bpabbott at mac.com>  
>>> wrote:
>>>
>>> On Aug 28, 2008, at 7:22 AM, Shai Ayal wrote:
>>>
>>>
>>> On Thu, Aug 28, 2008 at 1:47 PM, Ben Abbott <bpabbott at mac.com>  
>>> wrote:
>>>
>>> However, switching to fltk appears to work ... well  almost. The  
>>> plot
>>> doesn't render properly.
>>>
>>> Can you elaborate on how it renders?
>>>
>>> Perhaps a picture says it best?
>>>
>>> octave:30> close all
>>> octave:31> backend('fltk')
>>> octave:32> x = 0:10;
>>> octave:33> plot(x)
>>>
>>> To underlying windows each contribute to the result in a rather  
>>> strange
>>> way. The resulting figure includes various sections of my email  
>>> client, and
>>> some things I don't recognize. In addition the following line is  
>>> displayed
>>> in the terminal.
>>>
>>> octave:34> ca=nan
>>>
>>> A picture is attached.
>>>
>>> This looks like an OpenGL and/or fltk problem. The best way to  
>>> debug this
>>> would be to run the ftlk-opengl test programs gl_overlay and  
>>> glpuzzle and
>>> see if they work. You should have them in the test subdir of the  
>>> fltk
>>> sources. If you did not install fltk from source it's a problem :(
>>
>> I should have done this earlier, but better late than never. I  
>> reran the to
>> test programs you recommended and can verify fltk appears to be  
>> functioning
>> properly. Pictures attached.
>>
>> Ben
>>
>
> So it's something in octave/fltk_backend. However since Michael can't
> reproduce it (and it will take me ~1 day to compile octave with my
> current machine), it seems to be something which is mac specific. Did
> you try the fltk-config --post command on octave or fltk_backend.oct?
>
> Shai

Yes I did. No impact :-(

Ben