[Paraview] Paraview: using contour filter directly on a velocity componant

[David E DeMarle]

Alternatively, turn on Auto Convert Properties under
Preferences/Settings and ParaView will make the intermediate filter
for you letting you directly contour any of the components or the
magnitude.

David E DeMarle
Kitware, Inc.
R&D Engineer
28 Corporate Drive
Clifton Park, NY 12065-8662
Phone: 518-371-3971 x109



On Thu, Apr 7, 2011 at 6:02 AM, David E DeMarle
<dave.demarle at kitware.com> wrote:
> Try the Python Calculator with an expression of:
> vectorarrayname[:,0]
>
> David E DeMarle
> Kitware, Inc.
> R&D Engineer
> 28 Corporate Drive
> Clifton Park, NY 12065-8662
> Phone: 518-371-3971 x109
>
>
>
> 2011/4/7 Buffat <marc.buffat at univ-lyon1.fr>:
>> Hello,
>> I am using Paraview to visualize large 3D velocity field (uniform
>> rectilinear grid) I want to draw 3D Isovalue (contour filter) of a
>> component of the field.
>> In paraview 3.10, I cannot  select the contour filter directly and I
>> have to create with the calculator a new scalar field equal to the
>> velocity component and then use the contour filter to visualize the 3D
>> iso-value.
>> As the data is large, the creation of this new field with the calculator
>> is very slow, and it seems that the data is duplicate.
>> Is it possible with paraview or using a python script to use the contour
>> filter directly on a component of a velocity field.
>>
>> Regards,
>> Marc
>>
>> --
>> Marc BUFFAT, Pr. Universite Claude Bernard LYON I
>> tel:  (33) 04/72/43/11/02 (UCBL)
>> fax:  (33) 04/72/44/80/54
>> marc.buffat at univ-lyon1.fr | http://www.ufrmeca.univ-lyon1.fr/~buffat
>>
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>