"SharkD" <pos### [at] gmailcom> schreef in bericht 
news:4c1ceb68$1@news.povray.org...
> I'm a bit confused by input_vector. Is it a vector or a point? I have 
> simply been placing it at the exact center of each mesh, which sometimes 
> happens to be the origin.

For instance, Poseray puts the inside_vector at the end of the mesh2:

mesh2{
.....all mesh data.....
inside_vector <0,0,1>
}

Thomas

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