If you have mesh mesh of multiple disconnected segments you can use vtkConnectivityFIlter to extract each connected component.<br><br><br><div class="gmail_quote">On Thu, Aug 30, 2012 at 4:25 PM, tasnim <span dir="ltr"><<a href="mailto:hanene-jeder@hotmail.fr" target="_blank">hanene-jeder@hotmail.fr</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I seek not a precise filter, but I want a filter that segments the mesh and<br>
allows me to retrieve the mesh points by each region<br>
<br>
David Gobbi wrote<br>
><br>
> On Thu, Aug 30, 2012 at 1:55 PM, Bill Lorensen &lt;bill.lorensen@&gt;<br>
<div class="im">> wrote:<br>
>> Yes there are filters for mesh segmentation. For example the threshold<br>
>> filters and the connectivity filters.<br>
>><br>
>> Perhaps you can be more specific regarding what segmentation you want.<br>
><br>
> I suspect the original poster wanted image segmentation with<br>
> deformable mesh models. Remove the "deformable," and both<br>
> vtkMarchingCubes and vtkContourFilter are candidates.<br>
><br>
> - David<br>
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