Hello Ken, Thank you for your help. I think I understand it a lot better now.
Juan On Mon, Jul 27, 2009 at 1:12 PM, Moreland, Kenneth <[email protected]>wrote: > Correct. For example, if your data comprises exactly one tetrahedron, > then your output should contain four points and the topology for the one > tetrahedron. The topology of the four triangular faces is implicit in the > topology of the tetrahedron. Including them explicitly would be > counterproductive. > > -Ken > > > On 7/27/09 11:50 AM, "j s" <[email protected]> wrote: > > On Mon, Jul 27, 2009 at 11:26 AM, Moreland, Kenneth <[email protected]> > wrote: > > I don’t understand your question. Can you clarify it? > > Are you perhaps asking if you need to write out, for example, the triangle > faces of each tetrahedron you write out? (Answer: no.) Are you asking if > you can define a point, line, or triangle in 3D space? (Answer: yes.) > > -Ken > > > > Hello Ken, > > I was asking the first question. I implemented the vtk file format for an > unstructured grid using: > type 10 elements for 3D (tetrahedra) > type 5 elements for 2D (triangles) > type 3 elements for 1D (lines) > > Each of these elements are defined in terms of points. > > My data only exists on points (point data). > > Is there any reason why I would want to put the lower dimensional elements > in my vtk file in addition to the highest dimensional elements? > > From the answer you have given, I assume the answer is no? > > Regards, > > Juan > > > > > > > > > > > > On 7/25/09 9:53 AM, "j s" <[email protected] <http://[email protected]> > > wrote: > > Hello, > > I'm not familiar with all of the plugins in paraview, but I am wondering > whether I need to write lower order elements in my vtk files for > flexibility. > > All of my data is point based. > > I am thinking that: > > if 1d: > Write Lines > if 2d: > Write Triangles > if 3d: > Write Tetrahedron > > Would there be any reason to write lines and triangles in 3d to the output > file? > > Thanks, > > Juan > > > > **** Kenneth Moreland > *** Sandia National Laboratories > *********** > *** *** *** email: [email protected] <http://[email protected]> > ** *** ** phone: (505) 844-8919 > *** web: > http://www.cs.unm.edu/~kmorel<http://www.cs.unm.edu/%7Ekmorel>< > http://www.cs.unm.edu/%7Ekmorel> > > > > > > **** Kenneth Moreland > *** Sandia National Laboratories > *********** > *** *** *** email: [email protected] > ** *** ** phone: (505) 844-8919 > *** web: > http://www.cs.unm.edu/~kmorel<http://www.cs.unm.edu/%7Ekmorel> > >
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