> > Hmm, from what direction?  How can I choose an arbitary direction for
the
> > blue light, when physically, most skylight comes from the same place as
the
> > sun?
>
> Imagine where more light from the sky would be coming from and place a
> light there.

It's still difficult for me to understand this. There are no other angle
where the sky is 'more lit' other than the sun angle.. Maybe you mean, I
should choose the angle where the sky is "most blue" and not most "lit" ?

Regards,
Hugo

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