[Paraview] hyperstreamline visualization

[David E DeMarle]

On Tue, Dec 9, 2008 at 9:55 AM, Pierre JUILLARD
<pierre.juillard at gmail.com> wrote:
>
> Hi ParaView user,
>
>
> Having stress tensor in VTK file, I would like to visualize them.
>
> Different solutions may exist:
>
>
> 1). For instance, evaluate the principal components (vectors) from stress
> tensor and use the 'stream tracer' filter to visualize each principal
> component individually. However, in the 'Calculator' filter, I see neither
> 'extract principal component' function, nor the possibility to interact with
> tensor at all: only the access to scalars and vectors is allowed.
> Could you confirm me this?
>
>
> 2). Another actually much more interesting way would be to use the
> Hyperstreamline method available in the VTK library
> (http://www.vtk.org/doc/release/5.2/html/a00565.html). Nonetheless, I don't
> see the equivalent filter in ParaView.
> Is there a way to 'activate' it simply in ParaView?
> Or should an external filter be developped (based on the existing VTK
> class)?
>
>
> I thank youfor your help!
> Regards
>
>
> Pierre
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>


I  recommend solution 2.
See
http://www.paraview.org/Wiki/Plugin_HowTo#Enabling_a_filter_in_VTK

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