Iridescent Light Simulations | Two Minute Papers #165

The paper "A Practical Extension to Microfacet Theory for the Modeling of Varying Iridescence" and its source code is available here:
https://belcour.github.io/blog/research/2017/05/01/brdf-thin-film.html

Additional reading:
1. http://www.care2.com/greenliving/amazing-iridescent-fruit-worlds-most-intense-color.html
2. https://academy.allaboutbirds.org/how-birds-make-colorful-feathers/
3. http://www.cam.ac.uk/research/news/african-fruit-brightest-thing-in-nature-but-does-not-use-pigment-to-create-its-extraordinary-colour

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Pollia condensata fruit image credit: Silvia Vignolini - http://www.cam.ac.uk/research/news/african-fruit-brightest-thing-in-nature-but-does-not-use-pigment-to-create-its-extraordinary-colour
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