[Nek5000-users] visit visualization question

[nek5000-users at lists.mcs.anl.gov]

is there any filtering in visit to smooth out features in a given region or
below certain length scale? it would be nice for visualization purposes
assuming such features
do not affect the simulation accuracy.

Ammar



On Wed, Nov 6, 2013 at 11:39 PM, <nek5000-users at lists.mcs.anl.gov> wrote:

> Hi Praveen,
>
> If it is the issue I think you are referring to, then it has to do with
> how OpenGL renders.  It takes a quadrilateral and splits it into two
> triangles.  If the lower left and bottom right are cyan, and then lower
> right and upper left are blue, then splitting into two triangles so that
> lower left and bottom right are connected will make a cyan streak go
> through the quad ... splitting so that lower right and upper left are
> connect make a blue streak go through the quad.
>
> Best,
> Hank
>
>
> On Wed, Nov 6, 2013 at 8:27 PM, <nek5000-users at lists.mcs.anl.gov> wrote:
>
>> Hello
>>
>> When I use visit for color plots, I can almost see the mesh as in the
>> attached example. Is this a problem with visit or is my results not correct
>> ?
>>
>> https://www.dropbox.com/s/6gwnwiiide2yn6y/visit0000.png
>> https://www.dropbox.com/s/a49vqx72ft2ajxy/visit0001.png
>>
>> Thanks
>> praveen
>>
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