[Paraview] best strategy for multi-block data?

[j s]

Thank you that worked.  Is there a document available for the
multi-block format?  I remember when I implemented in this on the
past, I relied exclusively on email correspondence in order to get my
output writer correct.

Thanks




On Mon, Jul 25, 2011 at 1:15 PM, Andy Bauer <andy.bauer at kitware.com> wrote:
> I think the best way to proceed would be to use the extract blocks filter to
> extract all of the blocks that have the desired fields for your calculator.
> You may want to group the unstructured grids with the same field data into a
> vtkMultiPieceDataSet to make it easier to extract the blocks that you want.
>
> Andy
>
> On Mon, Jul 25, 2011 at 2:10 PM, j s <j.s4403 at gmail.com> wrote:
>>
>> Hi,
>>
>> I am currently using the multiblock dataset (vtm file) format to have
>> multiple unstructured regions (vtu files).  Not all of the fields are
>> available in all of the regions.  When I try to use a calculator to
>> calculate a field, I am getting errors for fields which don't exist in
>> each region.
>>
>> So when I try to calculate E = Electric_Field_x * iHat +
>> Electric_Field_y *jHat, it complains about missing Acceptors.
>>
>> What is the best possible way to avoid these problems?  Is there a
>> preferred file format?  The whole reason I selected the multiblock
>> format, was so that I don't have to store all the fields on all
>> regions.
>>
>> This is paraview 3.3. for Ubuntu Linux
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>