Artistic Manipulation of Caustics | Two Minute Papers #48

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A caustic is a beautiful phenomenon in nature where curved surfaces reflect or refract light, thereby concentrating it to a relatively small area. Since we, humans are pretty bad at estimating how exactly caustics should look like, one can manipulate them to be more in line with their artistic vision.

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The paper "Stylized Caustics: Progressive Rendering of Animated Caustics" is available here:
http://vc.cs.ovgu.de/files/publications/2016/Guenther_2016_EGb.pdf

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