[Paraview] 3D scalar field contour visualisation not working from CSV

David E DeMarle dave.demarle at kitware.com
Wed May 2 09:28:57 EDT 2012


Apply the Delauney filter to fill in space between the infinately
small point samples you've got, then the slice and contour filters
will have something to cut into.

David E DeMarle
Kitware, Inc.
R&D Engineer
21 Corporate Drive
Clifton Park, NY 12065-8662
Phone: 518-881-4909


On Wed, May 2, 2012 at 7:49 AM, Oliver Zeldin
<robert.zeldin at dtc.ox.ac.uk> wrote:
> Hi,
>
> I have been trying to create contour and slice maps from a csv file
> (x,y,z,data1,data2) where x,y,z form a regular 3d array.
>
> I have no problems importing and visualising the data by selecting
> open-->table to points, then displaying and colouring the points by data1 or
> data2.
>
> The problem is that if I then select contour of slice filters, I get the
> options, but nothing displayed (the wire-frame of the slice is displayed,
> but no actual interpolated slice map. Nothing at all for contour.)
> In contour, I cannot select 'compute scalars' either (it is greyed out).
>
> thanks in advance for your help!
>
> Best,
>
> Oliver
> PhD candidate
> Biochemistry
> University of Oxford
>
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