The best way is to use marching cube algorithm to extract iso-surfaces from you ImageDatat. <div>check this I should help</div><div><a href="http://www.vtk.org/doc/nightly/html/classvtkMarchingCubes.html">http://www.vtk.org/doc/nightly/html/classvtkMarchingCubes.html</a><br>
<br>Mehdi</div><div><br><div class="gmail_quote">On Sun, Dec 9, 2012 at 9:20 PM, gongweixue <span dir="ltr"><<a href="mailto:gongweixue@sina.com" target="_blank">gongweixue@sina.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div style="FONT-FAMILY:新宋体;FONT-SIZE:9pt">
<div><font style="BACKGROUND-COLOR:#cce8cf">I want to use
vtkUnstructuredGridToPolyDataFilter,but it's a abstract class.</font></div>
<div><font style="BACKGROUND-COLOR:#cce8cf">and can you guys tell me which
filter i should use?</font></div>
<div><font style="BACKGROUND-COLOR:#cce8cf"></font> </div>
<div><font style="BACKGROUND-COLOR:#cce8cf">i used a DataSetReader as an input
of TableBasedClipDataSet. The Output is also DataSet, and then i want
to convert DataSet to PolyData, is there any information in
DataSet lost?</font></div>
<div> </div>
<div>I will really appreciate any suggestion!</div>
<div> </div>
<div></div>
<div>
<div>2012/12/10 </div><a href="mailto:gongweixue@sina.com" target="_blank">gongweixue@sina.com</a></div><div><font face="Arial,sans-serif">____________________________________________<br><em><strong>DreamMail</strong></em> <font face="Arial,sans-serif">- 电子邮件新体验 </font><font face="Arial,sans-serif" color="#0000ff"><a href="http://www.dreammail.org" target="_blank">www.dreammail.org</a></font></font></div>
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