Another possibility is tachyon. There is also a Python/Gnuplot interface,
by the way, which you might find useful.
> Marco
>
> On Nov 13, 3:29 pm, "William Stein" <
wst...@gmail.com> wrote:
> [...]
>>
>> There is no direct support (yet) for clipping like you want.
>> You might try making the x and y axis bigger then setting the zoom before
>> displaying the plot, which might have the same effect as clipping the
>> z-axis.
>>
>> William
> [...]
> >
>