[Paraview] Array look-ups in Calculator filter

[Berk Geveci]

This is not possible with the array calculator. I think the only way
to do this is to write a new VTK filter. It is not that hard to do if
you have some experience with C++. Let me know if you need pointers to
get started.

-Berk

On 4/26/06, Chad Glendenin <chad at uchicago.edu> wrote:
> Is there a way to have the calculator filter perform an operation where
> the generation of each point in the output array requires information
> from more than one point in the input array? I'm looking to do something
> like this:
>
> * let A = scalar value at input point (x, y, z)
> * let B = scalar value at input point (x, y, z+e)
> * filter's output at point (x,y,z) = A-B
>
> Is that possible with the calculator (or with some other existing filter)?
>
> Thanks.
>
> ccg
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