exporting mesh from image data

[Fernando Perez]

John Hunter wrote:

>>>>>> "Fernando" == Fernando Perez <fperez.net at gmail.com> writes:
> 
>     Fernando> I hope you posted this on the VTK list with a CC to
>     Fernando> Prabhu as well...  The hopes of a positive reply there
>     Fernando> are, I suspect, a fair bit higher.  The scipy list would
>     Fernando> be a good idea, too.
> 
> Hey Fernando,
> 
> I did get some help from Prabu off list.  The suggestion was to use a
> vtkDelaunay3D to mesh the isosurface points into a volume, which
> returns an unstructured grid, and then iterate over this structure to
> get the volume, face, vertex and connectivity information out.  I've
> implemented this and we're in the process of testing it with some
> simple geometries.  If/when I get something tested and working, I'll
> post it.
> 
> Thanks for the links,
> JDH

I should have thought of that, obviously.  Watch out for edge problems with
Delaunay triangulations:

http://amath.colorado.edu/faculty/fperez/faults/

Cheers,

f