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<DIV><FONT size=2 face=Verdana>You can use vtkCellloctor or vtkOBBTree to
intersect with a line. Now I have a radial not a line(just have the original
point and direction ). What </FONT></DIV>
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<DIV><FONT size=2 face=Verdana>should I do to intersect with a
polydata?</FONT></DIV>
<DIV><FONT size=2 face=Verdana> </DIV>
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<DIV><FONT color=#c0c0c0 size=2 face=Verdana><SPAN>young_jh123</SPAN>
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