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<DIV><FONT face=Arial size=2>Dear All:</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2> After deforming the polydata, some
vertex have their negative positions in x, y or z coordinate. How to deal with
their negative cases in order to visualize the polydata set.</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face=Arial size=2>Best
Wishes,<BR>-----------------------------------------------------------------<BR>Dongqing
Chen<BR>Ph.D Candidate<BR>Rm. 07, Paul C. Lutz Hall<BR>Computer Vision &
Image Processing (CVIP) Lab<BR>Department of Electrical & Computer
Engineering<BR>Speed School of Engineering<BR>University of
Louisville<BR>Louisville, KY. 40292<BR>U.S.A<BR>Email: <A
href="mailto:dqchen@cvip.louisville.edu">dqchen@cvip.louisville.edu</A><BR>Phone:+1-502-852-2789
(Lab)<BR>
+1-502-852-6130
(Office)<BR>-----------------------------------------------------------------</FONT></DIV></BODY></HTML>