Lighting

Tuesday, 7 August
8:30 - 10:15 am
Room 6AB
Session Chair/Discussant: Steve Marschner, Cornell University

The Lightspeed Automatic Interactive Lighting Preview System

A system for automatic interactive preview of RenderMan scenes during lighting design. Lightspeed automatically creates previews from unmodified input, supports final-quality motion-blur/transparency, and guarantees interactivity performance through progressive refinement.

Jonathan Ragan-Kelley
Massachusetts Institute of Technology

Charlie Kilpatrick
Brian Smith
Industrial Light & Magic

Doug Epps
Tippett Studio

Paul Green
Massachusetts Institute of Technology, Computer Science and Artificial Intelligence Laboratory

Christophe Hery
Industrial Light & Magic

Frédo Durand
Massachusetts Institute of Technology, Computer Science and Artificial Intelligence Laboratory

Matrix Row-Column Sampling for the Many-Light Problem

An approach to the many-light problem that samples rows and columns of the lighting matrix on the GPU. By exploiting the inherent structure of the matrix, this approach produces fast, high-quality approximations.

Milos Hasan
Cornell University

Fabio Pellacini
Dartmouth College

Kavita Bala
Cornell University

Interactive Relighting With Dynamic BRDFs

A novel technique for interactive relighting in which lighting, viewing direction, and BRDFs can all be changed on the fly.

Xin Sun
Zhejiang University

Kun Zhou
Yanyun Chen
Steve Lin
Microsoft Research Asia

Jiaoying Shi
Zhejiang University

Baining Guo
Microsoft Research Asia

Frequency Domain Normal Map Filtering

A method of filtering normal maps that convolves the BRDF with the normal distribution function (NDF). The NDF can be represented in spherical harmonics or by using a new spherical vMF representation.

Charles Han
Bo Sun
Ravi Ramamoorthi
Eitan Grinspun
Columbia University