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<DIV><FONT face=Courier size=2>Hello</FONT></DIV>
<DIV><FONT face=Courier size=2></FONT> </DIV>
<DIV><FONT face=Courier size=2>is there anybody out there who can explain me
the</FONT></DIV>
<DIV><FONT face=Courier size=2>usage of data roots? i don t understand the
meaning</FONT></DIV>
<DIV><FONT face=Courier size=2>of the following python lines:</FONT></DIV>
<DIV><FONT face=Courier size=2></FONT> </DIV>
<DIV><FONT face=Courier size=2>from vtk.util.misc import
vtkGetDataRoot<BR>VTK_DATA_ROOT = vtkGetDataRoot()</FONT></DIV>
<DIV><FONT face=Courier size=2></FONT> </DIV>
<DIV><FONT face=Courier size=2>i dont have the problem with tcl but in python
i</FONT></DIV>
<DIV><FONT face=Courier size=2>can t import any data.</FONT></DIV>
<DIV><FONT face=Courier size=2></FONT> </DIV>
<DIV><FONT face=Courier size=2>the error messages are quite curiuos as
follows:</FONT></DIV>
<DIV><FONT face=Courier size=2></FONT> </DIV>
<DIV><FONT face=Courier size=2>ERROR: In
C:\martink\vtk42\VTK\IO\vtkVolume16Reader.cxx, line 334<BR>vtkVolume16Reader
(0x06206718): Can't find file:
../../../../VTKData/Data/headsq/quarter.1</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face=Courier size=2>ERROR: In
C:\martink\vtk42\VTK\Graphics\vtkPolyDataNormals.cxx, line
88<BR>vtkPolyDataNormals (0x06200388): No data to generate normals
for!</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face=Courier size=2>ERROR: In
C:\martink\vtk42\VTK\Graphics\vtkPolyDataNormals.cxx, line
88<BR>vtkPolyDataNormals (0x06208E50): No data to generate normals
for!</FONT></DIV>
<DIV><FONT face=Courier size=2></FONT> </DIV>
<DIV><FONT face=Courier size=2>i don t own a directory called 'martink'
</FONT></DIV>
<DIV><FONT face=Courier size=2>my data are in the following path:</FONT></DIV>
<DIV><FONT face=Courier
size=2>c:\Programme\vtk42\VTKData\Data\headsq\</FONT></DIV>
<DIV><FONT face=Courier size=2></FONT> </DIV>
<DIV><FONT face=Courier size=2>i moved this around but it didn t help. i also
tried to enter the whole path</FONT></DIV>
<DIV><FONT face=Courier size=2>with no sucsess.</FONT></DIV>
<DIV><FONT face=Courier size=2>i also searched the archives but couldn t find
anything.</FONT></DIV>
<DIV><FONT face=Courier size=2>i am using win xp, vtk
4.2</FONT></DIV></BODY></HTML>