Trevor G Quayle schrieb:
>
> Better to use atan2(a,o). Handles situation where o is zero.
> Also note the results of these is in radians to convert to degrees use
> degrees(A) in POV (or A*180/pi by hand).
>
> -tgq
>
You are right with regrad to POV, I explained it more the mathematical
way ...
Marc
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