[vtkusers] Extracting Largest Polyline

Mathieu Malaterre Mathieu.Malaterre at creatis.insa-lyon.fr
Thu Jun 12 06:31:20 EDT 2003


Helder,
	Were you looking for

vtkPolyDataConnectivityFilter::SetExtractionModeToLargestRegion

http://www.vtk.org/doc/nightly/html/classvtkPolyDataConnectivityFilter.html#z1376_4


HTH
mathieu

Helder Carvalho wrote:
> Hi users,
> 
> I've extracted the contours of a medical image using the 
> vtkMarchingSquares filter. The problem is I got 2 polylines instead of 1 
> as i expected. I've seen the points that make the polydata and it's 
> ipossible (at least for me) to distinguish the points from the larger 
> polyline from the smallest one.
> 
> Is there anyway to get only the largest polyline????
> 
> Thanks in advance,
> Helder Carvalho
> 
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Mathieu Malaterre
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