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Real-Time Global Illumination With Radiance Probes | Two Minute Papers #200

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Intermediate. Assumes working knowledge.

43K views9 years ago1 recommendation

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An explanation of a research paper on real-time global illumination using precomputed local reconstruction from sparse radiance probes.

The paper "Real-time Global Illumination by Precomputed Local Reconstruction from Sparse Radiance Probes" is available here: arisilvennoinen.github.io/Publications/Real-time_Global_Illu… We would like to thank our generous Patreon supporters who make Two Minute Papers possible: Andrew Melnychuk, Brian Gilman, Christoph Jadanowski, Dave Rushton-Smith, Dennis Abts, Eric Haddad, Esa Turkulainen, Evan Breznyik, Kaben Gabriel Nanlohy, Malek Cellier, Michael Albrecht, Michael Jensen, Michael Orenstein, Steef, Steve Messina, Sunil Kim, Torsten Reil. patreon.com/TwoMinutePapers Two Minute Papers Merch: US: twominutepapers.com/ EU/Worldwide: shop.spreadshirt.net/TwoMinutePapers/ Music: Antarctica by Audionautix is licensed under a Creative Commons Attribution license (creativecommons.org/licenses/by/4.0/) Artist: audionautix.com/ Splash screen/thumbnail design: Felícia Fehér - felicia.hu Károly Zsolnai-Fehér's links: Facebook: facebook.com/TwoMinutePapers/ Twitter: twitter.com/karoly_zsolnai Web: cg.tuwien.ac.at/~zsolnai/

Why it's here

1 person recommends this

What people say. Recommended as the inspiration and reference for implementing real-time global illumination.

u/DI2eddin r/GraphicsProgramming • Recommends

On “Real time diffuse global illumination for static geometry implemented in Rust + Wgpu”

I just finished implementing this technique as my first real project in Rust, and I've had a lot of fun! The technique itself is this (Real-time Global Illumination by Precomputed Local Reconstruction from Sparse Radiance Probes), which got featured in this Two Minute Paper episode three years ago; when I was looking for something graphics related to test the Rust ecosystem with, this seemed like the perfect choice, and it turned out to also be a great learning experience. The algorithm works by precomputing a radiance transport operator in the form of sparse probes and receivers' reconstruction vectors, by making heavy use of the spherical harmonics lighting representation; all this da…