Re: [Libmesh-users] how to print results in vector form...

[Norbert S. <no...@st...>]

va...@me... wrote:
> Mostly i use Paraview to visualise results through VTK or EXODUS2
> formats...but since the velocity field variables (U, V) are independent
> scalars they cannot be used directly as ONE vector field variable!

In Paraview, you can use the calculator filter to convert scalars into
vectors. See here:
https://visualization.hpc.mil/wiki/Paraview_Calculator (at the bottom)

Hope this helps...

-Norbert

> On Wed, January 7, 2009 02:16, Roy Stogner wrote:
>> On Wed, 7 Jan 2009, va...@me... wrote:
>>
>>
>>> Hello all & a happy new year...
>>>
>>>
>>> Take for example the 13th one, where the primary field variables are
>>> velocity components U, V and pressure P. After solution is achieved per
>>> each time step then results are printed in GMV, VTK, etc...
>>>
>>> My question is: how to print those results in vector form (especially
>>> the velocity components in one vector u={U, V, W} instead of seperate
>>> scalar results)?
>> GMV has facilities for taking D scalar variables and displaying them
>> as components of an R^D vector; IIRC Tecplot does as well and I'd be
>> surprised if Paraview etc. didn't.
>>
>> If there's some specific output format that requires those vector
>> components to be associated a priori, there's probably nothing to be done
>> about it except to add an API for doing so and modify the I/O class to
>> handle it. ---
>> Roy
>>
>>
> 
> 
> 
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