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clipka <ano### [at] anonymous org> wrote:
> Mr schrieb:
> >> [1] As for backside vs. frontside diffuse term, it should be noted that
> >> light making it though to the other side of the object is unavailable
> >> for diffuse reflection on this side.
> >
> > Does that mean that all the rest should add up to one and the back diffuse can
> > still go anywhere between 0 and 1 again? (sorry to ask again)
>
> No, sorry, that's a misunderstanding; what I meant to point out was that
> to get realistic results, when you increase back-side diffuse value (=
> more light gets through to the other side), you should decrease the
> front-side diffuse value accordingly (= less light stays on /this/ side).
>
> Thus, you should make sure that:
>
> diffuse(front) + diffuse(back) + specular + phong <= 1.0
Thanks. This way seemed more logical from the start but that's perfectly clear
now.
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