[Paraview-developers] MultiBlock datasets and Fetch

Utkarsh Ayachit utkarsh.ayachit at kitware.com
Tue Feb 26 09:32:18 EST 2013


Alejandro,

You can try to merge the multiblock into a single Unstructured grid
using MergeBlocks filter and then Fetch() the result of that.

Utkarsh

On Mon, Feb 25, 2013 at 1:02 PM, Alejandro RIBES <alejandro.ribes at edf.fr> wrote:
>
> Hello,
>
> In a python script I am trying to deal with a MultiBlock dataset composed of
> Unstructured grids in order to access to
> GetPointData().GetArray('TemperatureField') on my grids. I'm having trouble
> understanding how to access to this information because the help of ParaView
> says that a Fetch is not working on MultiBlock datasets. I indeed tried
> servermanager.Fetch() on my dataset and I cannot access anything later.
> Should I call the fetch with an ExtractBlock filter? Should I use a special
> "reduction kind" of filter for that? In this case what are the parameters of
> the fetch, someone know it?
>
> Thanks in advance,
>
> Alejandro.
>
>
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