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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hi all,<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I try to set contour value to my Dicom Reader in
order to generate skin surface.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>When I use filter like vtkMarchingContourFilter or vtkContourFilter
with the contour value 30, there is no result.<o:p></o:p></span></font></p>

<p class=MsoNormal style='text-autospace:none'><font size=2 face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New"'>      </span></font><font
size=2 face="Courier New"><span lang=EN-GB style='font-size:10.0pt;font-family:
"Courier New"'>vtkDICOMImageReader *colonneReader = vtkDICOMImageReader::New();<o:p></o:p></span></font></p>

<p class=MsoNormal style='text-autospace:none'><font size=2 face="Courier New"><span
lang=EN-GB style='font-size:10.0pt;font-family:"Courier New"'>            colonneReader-&gt;SetDirectoryName(&quot;F:/Images/VDH/Dicom/&quot;);<o:p></o:p></span></font></p>

<p class=MsoNormal style='text-autospace:none'><font size=2 face="Courier New"><span
lang=EN-GB style='font-size:10.0pt;font-family:"Courier New"'>            </span></font><font
size=2 face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New"'>colonneReader-&gt;Update()&nbsp;;<o:p></o:p></span></font></p>

<p class=MsoNormal style='text-autospace:none'><font size=2 face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New"'>      vtkMarchingContourFilter
*surfacePeau = vtkMarchingContourFilter::New();<o:p></o:p></span></font></p>

<p class=MsoNormal style='text-autospace:none'><font size=2 face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New"'>            surfacePeau-&gt;SetInputConnection(colonneReader-&gt;GetOutputPort());<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New"'>            surfacePeau-&gt;SetValue(0,30);<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Nevertheless, when I use vtkEdgePoints with the same contour
value, I have some result<o:p></o:p></span></font></p>

<p class=MsoNormal style='text-indent:35.4pt;text-autospace:none'><font size=2
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New"'>vtkEdgePoints
*surfacePeau = vtkEdgePoints::New();<o:p></o:p></span></font></p>

<p class=MsoNormal style='text-autospace:none'><font size=2 face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New"'>            surfacePeau-&gt;SetInputConnection(colonneReader-&gt;GetOutputPort());<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New"'>            surfacePeau-&gt;SetValue(30);</span></font><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>If I changed the contour value at 200, I obtain the
same result with the 3 filters (with different appearance obviously).<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Can you tell me what&#8217;s the problem and how can
I generate skin surface with vtkMarchingContourFilter or vtkContourFilter.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Thanks,<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Aurélie<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

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