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<DIV><FONT size=2>Dear All, </FONT></DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV><FONT size=2>Does anybody know the reason to cause error message like
</FONT></DIV>
<DIV><FONT size=2>"ERROR: In \Program
Files\vtk42\VTK-4.2-LatestRelease\Vtk\Graphics\vtkPolyDataNormals.cxx, line
88</FONT></DIV>
<DIV><FONT size=2>vtkPolyDataNormals (09C53780): No data to generate normals
for!"? </FONT></DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV><FONT size=2>Actually what I do is following the example from
"VTK\Example\Visual...\TCL\ExtractUgGrid.tcl with my own source
file.</FONT></DIV>
<DIV><FONT size=2>The format of my source file is exactly same as the original
file "..\data\blow.vtk" except the specific data.</FONT></DIV>
<DIV><FONT size=2>I do change the related parameters from the code file like
SetScalarsName(), setVectorsName(), setCellMinimum() and
SetCellMaximum().</FONT></DIV>
<DIV><FONT size=2>But it doesn't work well (I work it with
C++.net).</FONT></DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV><FONT size=2>Anybody can help me?</FONT></DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV><FONT size=2>Thanks In advance.</FONT></DIV>
<DIV> </DIV>
<DIV>Tracy</DIV></FONT></DIV>
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