Warp wrote:
> 
> Chris Huff <chr### [at] maccom> wrote:
> : I think the bug fix was added in 3.1b along with some double-illuminate
> : stuff:
> : "Fixed average normal bug and other normal flipping problems"
> 
>   But flipping the normal vector of a (non-smooth) triangle is NOT a
> bug! It's the right behaviour.
>   Think about a plane { y, 0 }. If you put a light source at y*10 it
> will illuminate the top of the plane and the bottom will be shadowed.
> If you put the light source at y*-10, it will be the other way around.

I was speaking of the calculations for normal patterns; the behavior
does seem to have changed since the 3.0 days.

Regards,
John

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