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by rheniser
Tue Feb 07, 2017 9:50 am
Forum: General Development
Topic: Dispersion
Replies: 2
Views: 4275

Re: Dispersion

Yes, that is where I went wrong. When I normalize the linear sRGB values and clamp at the end, I get a much better result: normalized.png Here are the averages for the table data (https://www.rit.edu/cos/colorscience/rc_useful_data.php) and the single lobe approximation (http://jcgt.org/published/00...
by rheniser
Sun Feb 05, 2017 6:39 am
Forum: General Development
Topic: Dispersion
Replies: 2
Views: 4275

Dispersion

I am trying to approximate dispersion by stochastically sampling refraction rays derived from randomly sampled wavelengths in the visible spectrum. My resulting renders are much darker than I would expect, which I suspect is coming from my uncertainty of color theory and models in this case. Followi...

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