Holiday Giveaway: Mantra Thinfilm Shader

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Free Tutorials

Happy Holidays! Turns out rendering spherical objects has become our very own tradition by now, so as an addon to Monday’s tut and the question “But can u do it in Mantra?” – Here’s a small present hastily thrown together by yours truly: A VEX Thinfilm shader.

Have a peaceful time and happy new year everyone!

Further Reading

Chaosgroup’s site on a thinfilm shader implemented in OSL post covering the math behind that shader.

Shadertoy implementation of several wavelength => RGB algortithms

Project Assets

Download Project File

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