[Paraview] Inconsistent results with the stream trace filter

[Joe Borġ]

Hi Everyone,

Seems the latest build (please check build number) has kept the problem.

http://jdborg.com/images/paraview/pv_test.png

Thanks,
Joe



Regards,
Joseph David Borġ
http://www.jdborg.com


On 19 October 2012 17:05, Yuanxin Liu <leo.liu at kitware.com> wrote:

> Hi, Joe,
>   It looks like this was indeed a bug in 3.14.1 but the bug has been fixed
> in the current development branch. I am not entirely sure which commit
> explicitly did it.
>
> Leo
>
> On Fri, Oct 19, 2012 at 5:54 AM, Joe Borġ <mail at jdborg.com> wrote:
>
>> Hi,
>>
>> I am using 3.14.1 64-bit on a single core (if I enable multi-core, it
>> becomes very unstable).
>>
>> Adding tets to this small case works, but I've got a bigger duct with a
>> more refined mesh and adding tets don't fix the problem (make it better
>> though).
>>
>> See attached PVSM.
>>
>>
>>
>> Regards,
>> Joseph David Borġ
>> http://www.jdborg.com
>>
>>
>> On 18 October 2012 19:00, Yuanxin Liu <leo.liu at kitware.com> wrote:
>>
>>> No, I did not use Tetrahedralize.
>>>
>>> Are you using the lastest development version?  Are you running paraview
>>> as a single process?
>>>
>>> Do you mind saving a state file of your session and post it?
>>>
>>> thanks!
>>>
>>> Leo
>>>
>>>
>>>
>>> On Thu, Oct 18, 2012 at 4:31 AM, Joe Borġ <mail at jdborg.com> wrote:
>>>
>>>> Hi Leo,
>>>>
>>>> You don't seem to have used the Tetrahedralise filter?  How have you
>>>> got this to work without that?
>>>>
>>>> Mine works fine after setting the fluid as input and source as the
>>>> inlet, but I must first use the Tetrahedralise filter.
>>>>
>>>>
>>>> Regards,
>>>> Joseph David Borġ
>>>> http://www.jdborg.com
>>>>
>>>>
>>>> On 17 October 2012 18:14, Yuanxin Liu <leo.liu at kitware.com> wrote:
>>>>
>>>>> Hi Joe,
>>>>>
>>>>> I am not seeing exactly what you are seeing.  In the attached image
>>>>> produced with the current master, I created a stream tracer with outlet
>>>>> block as the seeds and the fluid block as the input, and the streamlines
>>>>> seem right.
>>>>>
>>>>> But I think there is a bug in how the stream tracer handles multiblock
>>>>> data, because if I change the stream tracer input to the whole pipe data
>>>>> set, instead of just the fluid block, some stream lines go straight to the
>>>>> void like you described.
>>>>>
>>>>> Can you try setting up the pipeline as I did using ExtractBlock and
>>>>> compare with my image?
>>>>>
>>>>> Leo
>>>>>
>>>>> On Wed, Oct 17, 2012 at 10:51 AM, Magician <f_magician at mac.com> wrote:
>>>>>
>>>>>> Hi Joe,
>>>>>>
>>>>>>
>>>>>> "Tetrahedralize" filter is applicable.
>>>>>> All cells are splitted into Tetrahedral ones.
>>>>>> Try it.
>>>>>>
>>>>>>
>>>>>> Magician
>>>>>>
>>>>>>
>>>>>> On 2012/10/17, at 23:40, Joe Borġ wrote:
>>>>>>
>>>>>> > Thanks Magician,
>>>>>> >
>>>>>> > Thanks for testing.  What are you using to convert to tet?  Is it a
>>>>>> ParaView feature?
>>>>>> >
>>>>>> > Leo, can the priority of the bug be raised please?
>>>>>> >
>>>>>> >
>>>>>> > Regards,
>>>>>> > Joseph David Borġ
>>>>>> > http://www.jdborg.com
>>>>>> >
>>>>>> >
>>>>>> > On 17 October 2012 14:20, Magician <f_magician at mac.com> wrote:
>>>>>> > Hi Joseph,
>>>>>> >
>>>>>> >
>>>>>> > I tried your data and got a result as yours.
>>>>>> > Your data only includes Hex, Wedge, Tet and Pyramid,
>>>>>> > but streamlines are stopped earlier.
>>>>>> >
>>>>>> > Same as my polyhedral pipe sample, I applied Tetrahedralize filter
>>>>>> > to your pipe source, and I could get valid streamlines.
>>>>>> >
>>>>>> >
>>>>>> > Magician
>>>>>> >
>>>>>> >
>>>>>> > > Pipe.tar.gz attached to the bug report below, in the form of an
>>>>>> Ensight
>>>>>> > > Case.  First extract the archive and to open in Paraview, use
>>>>>> "All files
>>>>>> > > (*)" when browsing and select the .encas, then select "EnSight
>>>>>> Files".
>>>>>> > >
>>>>>> > >
>>>>>> > > Regards,
>>>>>> > > Joseph David Borġ
>>>>>> > > http://www.jdborg.com
>>>>>> > >
>>>>>> > >
>>>>>> > > On 12 October 2012 03:28, Yuanxin Liu <leo.liu at kitware.com>
>>>>>> wrote:
>>>>>> > >
>>>>>> > > > Hi,
>>>>>> > > >    Is it possible for you to upload the data?  By the way, if
>>>>>> the cell
>>>>>> > > > type is polyhedron, then this is quite likely the same bug as
>>>>>> this:
>>>>>> > > > http://paraview.org/Bug/view.php?id=13442
>>>>>> > > >
>>>>>> > > > Leo
>>>>>> > > >
>>>>>> > > > On Thu, Oct 11, 2012 at 6:17 AM, Joe Borġ <mail at jdborg.com>
>>>>>> wrote:
>>>>>> > > >
>>>>>> > > >> Hi guys,
>>>>>> > > >>
>>>>>> > > >> I've got an odd issue with the stream trace and stream trace
>>>>>> custom
>>>>>> > > >> source filters in Paraview (3.14.1 64bit).  No matter what
>>>>>> settings I use,
>>>>>> > > >> the traces die off very soon and some even carry on straight
>>>>>> (even when
>>>>>> > > >> there's no fluid).
>>>>>> > > >>
>>>>>> > > >> See the two screenshots I've got from Paraview.
>>>>>> > > >>
>>>>>> > > >> http://jdborg.com/images/paraview/pv_inlet.png
>>>>>> > > >> http://jdborg.com/images/paraview/pv_outlet.png
>>>>>> > > >>
>>>>>> > > >>
>>>>>> > > >> Not sure if this is a setting that's easy to miss or if it's
>>>>>> more
>>>>>> > > >> terminal.
>>>>>> > > >>
>>>>>> > > >> Thanks,
>>>>>> > > >>
>>>>>> > > >>
>>>>>> > > >> Regards,
>>>>>> > > >> Joseph David Borġ
>>>>>> > > >> http://www.jdborg.com
>>>>>> >
>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.paraview.org/pipermail/paraview/attachments/20121101/ca09c1b9/attachment.htm>