[Ves] VTK pipelines in VES

[Aashish Chaudhary]

Dear Matthias,

On Wed, Sep 4, 2013 at 6:26 AM, Matthias Baitsch <
matthias.baitsch at uni-kassel.de> wrote:

> Dear VES developers,
>
> we are working on a VES based iPad app where the data to be visualised is
> created and modified interactively (works great, thanks). However, we need
> to set up VTK style pipelines (source-filter-mapper-actor) which are
> updated automatically when rendering occurs.
>
> As far as I can see, vesKiwiPolyDataRepresentation operates on a
> vtkPolyData object and cannot be connected to a VTK algorithm.
>
> Did I miss something here?
>

No. You are correct.

>
> Attached the code for our workaround, maybe it could be useful. We
> subclassed vesMapper and vesRenderer. The mapper class updates the pipeline
> and handles the conversion from vtkPolyData to vesGeometryData (using some
> code borrowed from Kiwi). Our renderer invokes the mapper's update method
> if needed (code attached).
>

So it sounds like this strategy worked for you? Based on your description
and code attached (thanks), it sounds to be me as a reasonable approach.
However, do you not use vesKiwiPolyDataRepresentation then?

- Aashish



>
>
> Best,
>
> Matthias
>
>
>
>
>
> ---
> Vertr.-Prof. Dr.-Ing. Matthias Baitsch
>
> Universität Kassel
> FB 14 – FG Baustatik
> Raum 2512
> Mönchebergstr. 7
> D-34125 Kassel
>
> Tel: +49 561 804 3475
>
>
>
>
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-- 
| Aashish Chaudhary
| R&D Engineer
| Kitware Inc.
| www.kitware.com
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