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<DIV><SPAN class=704214508-01042011>Hi</SPAN></DIV>
<DIV><SPAN class=704214508-01042011></SPAN> </DIV>
<DIV><SPAN class=704214508-01042011>I have a poly data object with two arrays in
point data.</SPAN></DIV>
<DIV><SPAN class=704214508-01042011></SPAN> </DIV>
<DIV><SPAN class=704214508-01042011>The first array with index 0 is names
"vector" and has three components and should not be used in
contouring.</SPAN></DIV>
<DIV><SPAN class=704214508-01042011>The second array is called "magnitude" which
represents the magnitude of the "vector" data and should be used in contouring,
but my contour filter always uses the first component of the "vector" array, any
suggestions?</SPAN></DIV>
<DIV><SPAN class=704214508-01042011></SPAN> </DIV>
<DIV><SPAN class=704214508-01042011>
<P>m_poContourFilter = vtkContourFilter::New();</P>
<P>m_poContourFilter->SetInputArrayToProcess(1, 0,0,
vtkDataObject::FIELD_ASSOCIATION_POINTS , <FONT color=#a31515>"<SPAN
class=704214508-01042011>m</SPAN>agnitude"</FONT>);</P>
<P>m_poContourFilter-><SPAN
class=704214508-01042011>SetInputConnection(</SPAN><SPAN
class=704214508-01042011>MyPolyData->GetProducerPort());</SPAN></P>
<P><SPAN
class=704214508-01042011>m_poContourFilter->SetValue(0,5);</SPAN></P>
<P><SPAN class=704214508-01042011>m_poContourFilter->Update();</SPAN></P>
<P><SPAN class=704214508-01042011></SPAN> </P>
<P><SPAN class=704214508-01042011></SPAN> </P>
<P><SPAN class=704214508-01042011>If it is not possible to tell the contour
filter that he should use the "magnitude" array, is it possible to swap the two
arrays? The vtkPointData::SetArray function is proteced....</SPAN></P>
<P><SPAN class=704214508-01042011></SPAN> </P>
<P><SPAN class=704214508-01042011>best regars, </SPAN></P>
<P><SPAN class=704214508-01042011>Gerald</SPAN></P>
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