"Slime" <fak### [at] emailaddress> wrote in news:413506eb$1@news.povray.org:

> When you use a cubic_spline for a prism, the second vector in the list
> must match the second to last vector in the list. (For a smooth
> transition all the way around, the first vector should match the
> third-to-last vector and the third vector should match the last
> vector, also.) 
> 
Argh.. gotcha mumble mumble

> For more information on your exact problem see "2.3.1.3.1  Teaching An
> Old Spline New Tricks" in the documentation.

Thanks I appreciate not having to beat a dead dog :)

Stephen

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