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<P>Hi Will, </P>
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<P> </P>
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<P>Thanks for your prompt reply and info. I think I understand how to use vtkPolyDataConnectivityFilter to do what I want now.</P>
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<P> </P>
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<P>Best regards, </P>
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<P>Audrius</P>
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<DIV></DIV>>From: Will Schroeder <WILL.SCHROEDER@KITWARE.COM>
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<DIV></DIV>>To: audrius@adv-biologic.com
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<DIV></DIV>>CC: vtkusers@public.kitware.com
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<DIV></DIV>>Subject: Re: [vtkusers] Q: vtkPolyDataConnectivityFilter
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<DIV></DIV>>Date: Fri, 20 Apr 2001 13:36:44 -0400
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<DIV></DIV>>Hi Audrius -
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<DIV></DIV>>At 01:00 PM 4/20/2001 -0400, you wrote:
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<DIV></DIV>>>aContourTestPolyData = aConnectivityFilter->GetOutput(
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<DIV></DIV>>>iContourRegion);
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<DIV></DIV>>The filter produces a single output. Normally you set the mode of
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<DIV></DIV>>the
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<DIV></DIV>>filter to extract a specified region (or regions) and then grab the
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<DIV></DIV>>output
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<DIV></DIV>>similar to:
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<DIV></DIV>>aConnectivityFilter = vtkPolyDataConnectivityFilter::New();
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<DIV></DIV>>aConnectivityFilter->SetInput( aContourMarchingSquares->GetOutput()
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<DIV></DIV>>aConnectivityFilter->ScalarConnectivityOff();
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<DIV></DIV>>aConnectivityFilter->SetExtractionModeToSpecifiedRegions();
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<DIV></DIV>>aConnectivityFilter->InitializeSpecifiedRegionList();
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<DIV></DIV>>aConnectivityFilter->AddSpecifiedRegion(iContourRegion);
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<DIV></DIV>>aConnectivityFilter->Update();
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<DIV></DIV>>vtkPolyData *aContourTestPolyData =
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<DIV></DIV>>aConnectivityFilter->GetOutput();
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<DIV></DIV>>Will
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