Analytic Spherical Harmonic Coefficients For Polygonal Area Lights

Jingwen Wang and Ravi Ramamoorthi SIGGRAPH 2018.

Finally I make up a name for this technique. "Algebraic" is the best fit since it almost completely consists of vector algebra.

The original video can be found in data.video.1.

Experimenting with a

Photometric measurement data is used to simulate real-world luminaires for

3D

This video shows a scene lighted with

Lighting

... our SIGGRAPH 2020 paper,

Spherical Harmonics Lighting

EG2022 - Recursive

Per-vertex

Jomonkey terrain with SH

Previous methods for soft shadows numerically integrate over many

We consider the Laplace equation in three dimensional space in

Master's Thesis - Diffuse Global Illumination in Real-Time Applications http://davidkuri.de/downloads/SIC-GI.pdf.

Silvennoinen, Ari; Sloan, Peter-Pike; Iwanicki, Michal; Nowrouzezahrai, Derek HPG 2025 - Day 2.

Ah much better okay so this then for the

I really need to rewrite my BRDF formulation and how I mix diffuse and specular, it's really shit right now.