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Xiaobin Wu wrote:
> During one of my research projects, I needed to quickly create the
> ray-tracing images of subdivision surfaces. What I did is to subdivide
> the object offline and import the subdivided surface into Pov-Ray,
> which of course led to huge pov-ray files.
>
> I found it extremely convenient to have the mesh2 object directly support
> the subdivision algorithms. So I and another student (Jianhua Fan) spent
> some
> time to expand the mesh2 object so that it can be directly used to
> generate smooth subdivision surfaces.
>
> The new syntax would be:
> mesh2 {
> subdivision {
> substeps n // n= steps of subdivision
> flatshading // optional flag to set flat shading
> }
>
> vertex_list ...
> ...
> }
>
> Anyway, the examples and new executable can be downloaded from
>
> http://www.cise.ufl.edu/~xwu/Pov-Sub
>
> This is different to SSS from Mr. John VanSickle in that this doesn't
> require
> rewriting the existing mesh2 object. If the original scene is built using
> mesh2,
> it will take a minute to generate a scene with subdivided meshes.
>
> Comments and suggestions are welcome.
> -
> Xiaobin Wu
> xwu### [at] ciseufledu
>
>
hi,
I did a test under win98/win2000pro and the return is always:
"out of memory : cannot allocate - 304 bytes for triangle mesh data".
For just two triangles without anything else nor texture, nor normal
indices.
--
@+
jms - http://jmsoler.free.fr
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