[Paraview] Using data in Calculator from multiple sources

[Berk Geveci]

In the next release, this will be very easy to do with the Python
Calculator. It will look like:

inputs[0].PointData['some_array'] - inputs[1].PointData['some_array']

-berk

On Fri, Feb 19, 2010 at 1:32 PM, David E DeMarle
<dave.demarle at kitware.com>wrote:

> The calculator will not accept multiple inputs, so if you want to use
> it you will have to append the data first, which makes it hard to
> compare side by side.
>
> You should consider using the python programmable filter instead. It
> will accept multiple inputs (there was a post earlier this week on the
> mailing list descriing how to access each one) and there are examples
> on the wiki of scripts which iterate through the geometry of its
> input.
>
> David E DeMarle
> Kitware, Inc.
> R&D Engineer
> 28 Corporate Drive
> Clifton Park, NY 12065-8662
> Phone: 518-371-3971 x109
>
>
>
> On Fri, Feb 19, 2010 at 1:29 PM, Matthew Cragun <mcragun at totalsim.us>
> wrote:
> > I have two separate meshes that are similar, but have slight differences.
> > They have the same number of points.  I would like to use the calculator
> to
> > create an array of the distances between corresponding point ID's in the
> two
> > meshes.  How can I access the coordinate values from each mesh using
> > calculator?
> >
> > For Example, in my calculator I would like:
> >
> >  Result Array Name= Distance
> > Function:  Mag(mesh1.coords-mesh2.coords)
> >
> >
> > --
> > Matt Cragun
> >
> > Engineer
> > TotalSim LLC
> > 7003 Post Road,
> > Suite 415
> > Dublin, Ohio 43016
> > O: (614) 255-7426
> > M: (801) 404-6021
> > E: mcragun at totalsim.us
> >
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