[vtkusers] How to generate smooth line

[Dominik Szczerba]

Thanks a lot for the hint, but it is an overkill in my case. I just need
to smooth the LINES the same way I would smooth a POLYDATA mesh. I
cannot pray the SmoothPolydataFilter do the job. Hints are highly
appreciated.
- Dominik

Paul Tait - OPES wrote:
> vtkKochanekSpline or vtkCardinalSpline
> 
> -----Original Message-----
> From: vtkusers-bounces+paul=opes.com.au at vtk.org
> [mailto:vtkusers-bounces+paul=opes.com.au at vtk.org] On Behalf Of Dominik
> Szczerba
> Sent: Wednesday, 16 May 2007 6:52 PM
> To: YaoHaofeng
> Cc: vtkusers at public.kitware.com
> Subject: Re: [vtkusers] How to generate smooth line
> 
> 
> I use the tubeFilter for that with datasets of about a milion segments and
> it fits into 2GB.
> 
> Smoothing lines is a problem for me too: the smoothFilter works very well
> but only for polygons, not lines. For the moment I just smooth them myself,
> but would be glad to have it done the vtk way.
> 
> DS
> 
> YaoHaofeng wrote:
>> I have a set of lines in vtkAppendPolydata filter to form some brain
>> tracts, which then fed into the polydataMapper, but they are white and
>> look very bad, there are some programs that generate smooth lines as:
>> http://people.csail.mit.edu/lauren/dti_pic5_large.png
>>
>> can anybody tell me how to generate the same effect for the lines? I
>> tried to feed the vtkAppendPolydata filter into the tubeFilter but it
>> says the problem is too big to fit into the memory.
>>
>> thanks
>>
>> hank
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> --
> Dominik Szczerba, PhD
> Computer Vision Lab CH-8092 Zurich http://www.vision.ee.ethz.ch/~domi
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-- 
Dominik Szczerba, PhD
Computer Vision Lab CH-8092 Zurich
http://www.vision.ee.ethz.ch/~domi