"Bald Eagle" <cre### [at] netscapenet> wrote:
> That looks good when I run your code - when I let it rip on a big array of
> triangular coordinates, I get a "Domain error in atan2()"
>
> I'll study your code and try to track down the cause.  Probably
> degenerate/coincident points or something.

Yes, it looks like that will happen when both numbers in the atan2 function are
0.  If only one is 0, it is fine.  A simple check on the StrutLength and bypass
when it is 0 should suffice.

-tgq

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