[Smtk-developers] Exodus bridge

[Yumin Yuan]

This is great, Dave.

I can certainly help with the exporter part. I will call you to discuss a
bit.

Yumin

On Mon, Nov 17, 2014 at 11:29 AM, David Thompson <david.thompson at kitware.com
> wrote:

> Hi Yumin,
>
> I've pushed a simple example bridge to SMTK master that uses VTK's Exodus
> reader to read side and node set information in as groups. No cells
> (volumes/faces/edges/vertices) are included, but the blocks and sets have
> tessellation information. You can do this:
>
>   import smtk
>   mgr = smtk.model.Manager.create()
>   sess = mgr.createSession('exodus')
>   rdr = sess.op('read')
>   rdr.findAsFile('filename').setValue('can.ex2')
>   res = rdr.operate()
>   me = smtk.model.ModelEntity(res.findModelEntity('model').value(0))
>   print '\n'.join([x.name() for x in me.groups()])
>
> which will print this:
>
>   Unnamed block ID: 1 Type: HEX
>   Unnamed block ID: 2 Type: HEX
>   Unnamed set ID: 4
>   Unnamed set ID: 1
>   Unnamed set ID: 100
>
> Because each group has a Tessellation associated with it you should be
> able to render the side and node sets as well as element blocks. There are
> a few things left to do and then we will have an end-to-end example of
> simulation preparation using (unaltered) Exodus files.
>
> 1. Verify that the vtkModelMultiBlockSource properly includes the
> tessellation information attached to the side and node sets.
> 2. Add properties to the groups from the Exodus reader's metadata
> (describing set IDs).
> 3. Adapt an exporter to the new model.
>
> I can do #1-2, but will need some help with #3.
>
>         David
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