Jan Walzer wrote:
> 
> Hehe ... I asked this myself ...
> The Heaven is blue ...
> so the most ambient is blue ...
> The sun is yellow ...
> so where the sun hits the sphere, there is the ambient and the sun
> (blue + yellow) that gives white ...
> 
> The shadow of the sphere, that is not lit by the sun is blue, because
> of the ambient ...
> below the sphere there is no ambient, but the sun brightens some parts
> ...
> so it gets yellow ...
> 
> You understand ?
> 

Because the sphere and floor themselves are white,  the yellow light
leades to yellow color where the sky's effect is not that strong.  

Christoph

-- 
Christoph Hormann <chr### [at] gmxde>
IsoWood include, radiosity tutorial, TransSkin and other 
things on: http://www.schunter.etc.tu-bs.de/~chris/

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