[vtkusers] Tetrahedral elements

Hong Wan nghongwan at myrealbox.com
Tue Nov 19 09:43:37 EST 2002


Hi Leila,

Thanks for answering, I am also interested in this method. 

Using ICEM is it possible to close a gap or hole from the surface
generated from vtk?? I believed the import format to ICEM will be stl.


Regards
Hong Wan

-----Original Message-----
From: vtkusers-admin at public.kitware.com
[mailto:vtkusers-admin at public.kitware.com] On Behalf Of Leila Baghdadi
Sent: Tuesday, November 19, 2002 1:46 AM
To: Xiangyi Liu
Cc: vtkuser maillist
Subject: Re: [vtkusers] Tetrahedral elements

Hi  Xiangyi

I have done alot of FE mesh generation with VTK in the past and I can 
recall any method directly in VTK which will allow you to create 
tetrahedral elements out of a surface. The method we used was to create 
a surface using VTK and use a commercial package (ICEM) to generate 
internal tetrahedral elements.

Hope this helps

Leila



 On Mon, 18 Nov 2002, Xiangyi Liu wrote:

> Dear vtkusers:
> 
> I am a new user of vtk and still learning from the user's guide. Now I
have a 
> problem which I found no answer in the guide. I will aprreciate your
advice.
> 
> We have huge data files of microstructure image. We hope to mesh the
volume of 
> the stucture into tetrahedral elements with smooth triangulated
surface. The 
> surface part seems to be workabe, as to chopping the volume into
tetrahedral I 
> found no solution. I wonder if you have come across such problem
during your 
> use of vtk, and what you have done to overcome or bypass this problem.
> 
> Thank you for your help!
> 
> Xiangyi
> 
> -----------------------------------------------
> Xiangyi Liu
> Graduate Student
> Aerospace and Mechanical Engineering Department
> University of Notre Dame
> -----------------------------------------------
> 
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