"Warp" <war### [at] tagpovrayorg> wrote in message
news:39462e45@news.povray.org...
> Scott Hill <sco### [at] innocentcom> wrote:
> :>   Putting one copy of the original object and several copies of
> : translucent
> :> objects doesn't give the correct result.
>
> :     Why not ?
>
>   Because all the "samples" have to contribute by the same amount. In this
> method you will have irregular distribution of the samples.
>
>   The correct way would be take n "samples" each one of them contributing
> 100/n % to the final color.
>   With only semi-transparent objects each object contributes less than
> 100/n %. Adding one instance of the non-transparent object makes the
result
> only worse.
>

    Yeah, now I think about it, that makes sense.

--
Scott Hill. (sco### [at] innocentcom)
Software Engineer.
Author of Pandora's Box (coming to a web page soon(ish)).

*Everything in this post is IMO.*

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