[Paraview] Reading Ply files

[David E DeMarle]

That's the old "openGL doesn't handle concave polygons so neither do
we because doing so would slow down the common case for the sake of
the rare one" feature.

Apply the tetrahedralize filter to break those up into convex polygons
and it will look right.

David E DeMarle
Kitware, Inc.
R&D Engineer
21 Corporate Drive
Clifton Park, NY 12065-8662
Phone: 518-881-4909



On Thu, Sep 8, 2011 at 8:30 PM, Painchaud, Stephen
<Stephen.Painchaud at bakerhughes.com> wrote:
> I have created a ply file, but I am having problems viewing it in ParaView.
>  My faces are polygons with up to 42 segments. I have 12 faces in total,
> each a solid color. If I load the complete file the polygons are messed up,
> but all the vertices look correct. In wireframe view I see extra connections
> that should not be there.
>
>
>
> If I retain just one face (and all the vertices), I can get a very nice
> wireframe view, but the surface view is not a solid color and strays outside
> the polygon segments. I can create 12 separate files, each containing one of
> the faces, and each one looks good in the wireframe view.
>
>
>
> Am I missing some setting in ParaView? Have I found a bug? I am new to the
> program. I have attached some examples, the full file is formation.ply and
> face 12 is in the other file. Face 12 is especially bad about showing
> features outside the segments.
>
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