"Chris Colefax" <chr### [at] tagpovrayorg> wrote in message
news:3cad4420@news.povray.org...
> to find a spline's length, then, is probably sampling linear distances at
> steps along the spline.  Also, a rough approximation can be calculated
using
> the bezier hull length.

Is it the same approximation method as mentioned in
http://research.microsoft.com/~hollasch/cgindex/curves/cbezarclen.html  ?

Regards,

Gleb

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