Bill Hails <bil### [at] europeyahoo-inccom> wrote in 
news:3f896cbf@news.povray.org:

> hmm, 2 questions in a row, at least you know I'm keen :-)
...
> #local Direction = LookAt - Location;
> #local Distance = vlength(Direction);
> #local PerpDirection = vcross(Direction, y);
> #local PerpDistance = sind(Angle/2) * Distance;
...


Try tand() instead of sind()


Tor Olav

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