POV-Ray: Newsgroups: povray.binaries.images: Friday abstract: spectral subtractive color mixing: Re: Friday abstract: spectral subtractive color mixing

POV-Ray : Newsgroups : povray.binaries.images : Friday abstract: spectral subtractive color mixing : Re: Friday abstract: spectral subtractive color mixing		Server Time 26 Apr 2024 23:41:37 EDT (-0400)

From: Paolo Gibellini
Date: 21 Nov 2016 07:32:18
Message: <5832e952$1@news.povray.org>

Cousin Ricky wrote on 18/11/2016 17:38:
> These four images are all rendered spectrally.
>
> Image subtractive-arith.jpg uses straightforward arithmetic averaging of
> 4 colors.  Clearly, arithmetic averaging is not the way to simulate the
> mixing of pigments.
>
> Images subtractive_blob-k.jpg and subtractive_blob-w.jpg use geometric
> averaging of 4 colors.
>
> Image subtractive_blob-cmy.jpg uses geometric averaging of 3 colors.

Lovely!
Paolo

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