[vtkusers] How to best render surfaces composed of many coplanar facets?

[David.Pont at ensisjv.com]

Rolf Mueller <rolf.mueller at gmail.com> wrote on 09/12/2005 19:16:03:

  Rolf,
    what about a small gap between bricks?
Dave P

> Dear VTK-Users,
>
> I would like to render a surface of an object consisting of cubic
> bricks (you may think of "Lego" bricks). All brick surfaces are
> oriented along the 3 principle planes (xy, xz, yz), but they are
> shifted back and forth to approximate a more complicated 3-dimensional
> shape by  a sequence of steps.
>
> I have found it very difficult to get a good rendering which shows
> this structure clearly. It seems that the coplanar nature of the flat
> brick-surface polygons obscures the difference in depth between the
> bricks.
>
> I have experimented with surface properties, adding texture, as well
> as with randomly "dithering" the location of the vertices, but have
> not come across a generally satisfying solution.
>
> Any suggestions as to what else I may do to make the rendering of such
> a surface in VTK are thus warmly welcome.
>
> TIA
> Rolf
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