"Bald Eagle" <cre### [at] netscapenet> wrote:
> Super - I have a MUCH better understanding of what you need, but still no
> details.
>
> How are the normals encoded in the image?
> What's the equation?
> It looks to me like maybe it's R, G, and B separated at 120 deg from each other?
>
> I could guess - but I'd just be guessing.
>
> Is there a spec?
>
>
> OK, off to work.

Sorry, I thought I replied to this a couple days ago with a longer explanation,
but didn't see the message show up.

This page explains pretty well the concept.
https://en.wikipedia.org/wiki/Normal_mapping

That's all I have time for now.

Josh

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