[vtkusers] vtkPointLocator FindPointsWithinRadius Example

[KS Jothybasu]

Yes, I realized after some google searches on this issue. Is there a way to
voxelize the mesh like vtkVoxelModeller or so?

Thanks

Jothy

On Wed, Jan 27, 2010 at 6:16 PM, Andy Bauer <andy.bauer at kitware.com> wrote:

> I don't think there's anything wrong.  The sphere has radius of 50
> (remember that the sphere is just a surface mesh and not a volumetric mesh)
> and you're asking to find all points within radius 25 of the center of the
> sphere which there are none.
>
>
>
>> Message: 5
>> Date: Wed, 27 Jan 2010 17:01:23 +0000
>> From: KS Jothybasu <jothybasu at gmail.com>
>> Subject: [vtkusers] vtkPointLocator FindPointsWithinRadius Example
>> To: vtkusers at vtk.org
>> Message-ID:
>>        <1dd3c8b21001270901j18d69c07ideeb0fe666216fee at mail.gmail.com>
>> Content-Type: text/plain; charset="iso-8859-1"
>>
>> Hi all,
>>
>> Does anyone have an example for vtkPointLocator.FindPointsWithinRadius()
>>
>> I am having trouble with it, here is my code
>>
>> x=vtk.vtkSphereSource()
>> x.SetRadius(50)
>> x.SetPhiResolution(50)
>> x.SetThetaResolution(50)
>> x.Update()
>>
>>
>>
>> result=vtk.vtkIdList()
>> Loc=vtk.vtkPointLocator()
>> Loc.SetDataSet(x.GetOutput())
>> Loc.FindPointsWithinRadius(25,[0,0,0],result)
>>
>> prints
>> result None
>>
>> Any hint?
>>
>> I think using this vtkFindLocator/KDTree there should be some method to
>> get
>> the points inside a polygon of any shape?
>>
>> Thanks
>>
>> Jothy
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