[Insight-developers] converting a byu-based vtkPolyData to QuadEdgeMesh: SetCell() not successful...

[Michel Audette]

Hi again,

There is also code for LaplaceBeltrami in Namic sandbox which must be
compiled. There is a txx and a .h file, so just including the .h will do it.


Best wishes,

Michel

On Tue, Jun 22, 2010 at 4:12 PM, Michel Audette
<michel.audette at kitware.com>wrote:

> Hi Alex,
>
> svn co https://www.kitware.com/svn/KWPublic/trunk/KWScene KWScene
>
> The example is contained in a VTK plugin in
> Source/Generators/ParaView/vtkITKLaplaceBeltramiFilter.*
>
> When this plugin loads into Paraview, if we input one of BYU files from the
> JHU_ATLAS directory (which you can get by building KWScene with
> USE_JHU_ATLAS_DATA turned ON), and selecting the LaplaceBeltramiFilter after
> one has loaded KWSMenuBar from KWSceneBuild directory (make sure to build
> with Shared_lib On) , the filter will crash as a result of not getting valid
> return from GetCell() from the itk::QuadEdgeMesh.
>
> That's where things stand right now. The SetCell views the mesh as non-QE,
> the third case in
> void QuadEdgeMesh< TPixel, VDimension, TTraits >
> ::SetCell( CellIdentifier cId, CellAutoPointer& cell ) .
>
> I look forward interacting with you towards a solution.
>
> Best wishes,
>
> Michel
>
>
>
>
>
>
>
> On Tue, Jun 22, 2010 at 4:02 PM, Michel Audette <
> michel.audette at kitware.com> wrote:
>
>> Hi Alex,
>>
>> I'm trying to commit. I've not yet committed anything from this laptop, so
>> I'm working out the username and password. Stay tuned.
>>
>> Michel
>>
>>
>> On Tue, Jun 22, 2010 at 3:58 PM, Alexandre GOUAILLARD <
>> agouaillard at gmail.com> wrote:
>>
>>> hi michel,
>>>
>>> can you send the vtk file and the code that reproduce the bug.
>>>
>>> alex.
>>>
>>>
>>> On Tue, Jun 22, 2010 at 3:51 PM, Michel Audette
>>> <michel.audette at kitware.com> wrote:
>>> > Dear fellow developers,
>>> >
>>> > here at NAMIC Summer Project Week, my collaborator and I are finding
>>> that
>>> > trying to read in a vtkPolyData from a BYU file, and converting it to
>>> an
>>> > itk::QuadEdgeMesh based on vtkPolyDataToitkQuadEdgeMesh.cxx taken from
>>> > InsightApplication, we don't get a pointer from GetCell() thereafter.
>>> >
>>> > There seems to be logic missing in itk::QuadEdgeMesh::SetCell() that
>>> would
>>> > enable us to complete the conversion successfully.
>>> >
>>> > Best wishes,
>>> >
>>> > Michel
>>> >
>>> > --
>>> > Michel Audette, Ph.D.
>>> > R & D Engineer,
>>> > Kitware Inc.,
>>> > Chapel Hill, N.C.
>>> >
>>> >
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>>
>>
>>
>> --
>> Michel Audette, Ph.D.
>> R & D Engineer,
>> Kitware Inc.,
>> Chapel Hill, N.C.
>>
>>
>
>
> --
> Michel Audette, Ph.D.
> R & D Engineer,
> Kitware Inc.,
> Chapel Hill, N.C.
>
>


-- 
Michel Audette, Ph.D.
R & D Engineer,
Kitware Inc.,
Chapel Hill, N.C.
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