Warp wrote:
>
> John VanSickle <van### [at] erols com> wrote:
> : For flat triangles the normal is derived from a cross-product of two
> : of the edge vectors (I presume) and therefore depends on the order
> : the vertices are defined.
>
> I think it doesn't matter which side the normal is pointing to (as
> in any other surface in povray). This specially doesn't matter with
> triangles since they do not have interior.
I tested this and it seems you're right; my memory is playing tricks on
me again.
Regards,
John
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