Re: surf() plot renders incorrectly

[Ben Abbott]

On Apr 6, 2013, at 6:19 PM, Terry Duell wrote:

> On Sat, 06 Apr 2013 16:07:12 +1100, Dmitri A. Sergatskov <address@hidden> 
> wrote:
> 
> [snip]
> 
>>> 
>> I do not see any problem, but may be I just do not know what to look for.
>> Which gnuplot terminal do you use. (I assume x11)
>> 
>> See if you get the same problem with wxt:
>> $ GNUTERM=wxt octave
>> 
> 
> I get exactly the same plot with wxt.
> The attached part image shows the problem, parts of the surface not drawn.
> Now you know what to look for, do you see the same result?
> 
> Thanks for your response.
> 
> Cheers,

Gnuplot doesn't have robust 3D rendering (hidden line removal and such) like 
OpenGL does.  I think what you're seeing is an artifact of that.

Ben