[visit-developers] 2d meshes and 3d vectors

sveta sveta at txcorp.com
Wed Jul 22 16:22:25 EDT 2015

I see one reader (GDAL) implementing CreateElevatedMesh.  So I think 
maybe this will be the way for us (Vs plugin).

On 7/22/15 2:10 PM, Miller, Mark C. wrote:
> First, wanna make sure what you mean by 2d mesh. You have a mesh in
> which z coord is always zero? If so, yeah, VisIt won't let you have
> vectors on that mesh with more than two components. If you don't have
> option of applying an operator of some kind (like transform with
> x-rotate by a tiny fraction of a degree), then probably best thing is to
> accomodate this in the plugin.
> Out of curiosity thoug, can you describe the use case for 3D vectors on
> a 2D mesh? It might be best if we ultimately get rid of the constraints
> prohibiting this in VisIt.
> Mark
> From: Sveta <sveta at txcorp.com <mailto:sveta at txcorp.com>>
> Reply-To: "visit-developers at elist.ornl.gov
> <mailto:visit-developers at elist.ornl.gov>"
> <visit-developers at elist.ornl.gov <mailto:visit-developers at elist.ornl.gov>>
> Date: Wednesday, July 22, 2015 12:49 PM
> To: "visit-developers at elist.ornl.gov
> <mailto:visit-developers at elist.ornl.gov>"
> <visit-developers at elist.ornl.gov <mailto:visit-developers at elist.ornl.gov>>
> Subject: [visit-developers] 2d meshes and 3d vectors
>     Hi everybody,
>     What is the best way to be able to deal with 3d vectors and their
>     magnitudes, when the mesh is 2d?
>     I could check in Vs plugin for this and create a 3d mesh if the the
>     vector has 3 components.  But is there a better way?  Can I set a mesh
>     dimensionality through some function call of VisIt?  I cannot not go
>     interactively through elevate operator as we have embeddded VisIt in
>     our
>     application.
>     Thank you,
>     SVeta

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