[Paraview] [newbie] show grid in paraview - wireframe shows triangles instead of quads...

[newsboost]

Ken:

Ok, I think you're completely right. I've added 3 votes and hope the 
feature will be fixed very soon!

Thanks - case closed from me and for now I'll just run without multicore 
feature. Now it must be time for other people to fix this bug...


On 09/09/2011 05:56 PM, Moreland, Kenneth wrote:
> No, I'm pretty sure the problem has nothing to do with your graphics card.
>   It has to do with you running in multi-core mode (Settings ->  General ->
> Use Multi-Core) and using quadratic elements (the 20-element hexahedra).
> You have not stated, but I'm betting that it works when the Use Multi-Core
> feature is off but does not work when the feature is on.
>
> It is only fairly recently that the wireframe displays correctly for
> quadratic elements, and there is a corner case where it still does not
> work.  This happens to be the case when using the multi-core feature.
>
> So in short, correct wireframes for quadratic elements in multi-core mode
> is not supported.  I raised a suggestion to fix it on ParaView UserVoice.
> If you want the feature fixed, go vote for it.
>
> http://paraview.uservoice.com/forums/11350-general/suggestions/2238657-corr
> ect-wireframe-for-quadratic-elements-in-multi-
>
> -Ken
>
>     ****      Kenneth Moreland
>      ***      Sandia National Laboratories
> ***********
> *** *** ***  email: kmorel at sandia.gov
> **  ***  **  phone: (505) 844-8919
>      ***      web:   http://www.cs.unm.edu/~kmorel
>
>
>
>
> On 9/9/11 9:34 AM, "newsboost"<newsboost at gmail.com>  wrote:
>
>> Ok - I think I know what the problem is...
>>
>> Anyone with ATI graphics card here who can reproduce my problem? I'm
>> pretty sure that if you have an ATI graphics card, you'll have the same
>> problem as me...
>>
>> I guess whoever the vtk-file works for, is using NVIDIA graphics cards
>> (or something other than ATI) - am I right, Utkarsh?
>>
>> So I'm completely sure the problem is related to the graphics card
>> drivers. Can somebody here confirm my theory?
>>
>>
>> On 2011-09-08 15:40, Utkarsh Ayachit wrote:
>>> No luck reproducing the problem here (see attached image). Try running
>>> with "-dr" command line option. Wondering is some setting got changed
>>> inadvertently that's causing this problem.
>>>
>>> Utkarsh
>>>
>>> On Thu, Sep 8, 2011 at 9:22 AM, newsboost<newsboost at gmail.com>   wrote:
>>>> Dear all,
>>>>
>>>> Ok - my problem was/is related to a 20-node element - please see this
>>>> simple
>>>> vtk-file and then change to "wireframe" and *pplease* tell me why I
>>>> cannot
>>>> see the true grid/mesh, but these annoying triangles that make up the
>>>> element...
>>>>
>>>>
>>>> http://www.filedropper.com/omega001
>>>>
>>>>
>>>> Please advice (somebody more clever than me) and perhaps suggest a
>>>> solution
>>>> so I can see the true mesh/grid for a 20-node element like I uploaded!
>>>> :-)
>>>>
>>>>
>>>>
>>>>
>>>> On 2011-09-06 21:13, Scott, W Alan wrote:
>>>>> Could you post an example dataset, or show us how to replicate this
>>>>> with a
>>>>> sources/... source?  Also, what version of ParaView?  Local server?
>>>>>
>>>>> Thanks,
>>>>>
>>>>> Alan
>>>>>
>>>>> -----Original Message-----
>>>>> From:paraview-bounces at paraview.org
>>>>> [mailto:paraview-bounces at paraview.org]
>>>>> On Behalf Of newsboost
>>>>> Sent: Tuesday, September 06, 2011 5:19 AM
>>>>> To:paraview at paraview.org
>>>>> Subject: [Paraview] [newbie] show grid in paraview - wireframe shows
>>>>> triangles instead of quads...
>>>>>
>>>>> Hi all,
>>>>>
>>>>> [newbie question]: I want to show my mesh/grid in paraview and turn on
>>>>> "wireframe" mode. But this shows triangles instead of quads... I
>>>>> colleague of mine says that on his windows pc the correct quad mesh is
>>>>> shown but on my linux pc, I only see triangles...
>>>>>
>>>>> Please help me understand how to see the true grid instead of the
>>>>> triangles...
>>>>>
>>>>> Thanks.
>>>>>
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