Oh, Rats!

Thursday, 9 August
8:30 - 10:15 am
Room 6DE
Session Chair: Ken Perlin, New York University

Chop It Up!: Animation-Driven Modeling, Simulation, and Shading in the Kitchen

For Disney Pixar's "Ratatouille," the authors designed and developed an animation-driven system for chopping food to quickly create complex models, motion, and shading based on the motion of a pre-animated knife.

Patrick Coleman
Pixar Animation Studios and University of Toronto
patrick (at) dgp.toronto.edu

Eric Froemling
Pixar Animation Studios

Virtual Tailoring for "Ratatouille": Clothing the Fattest Man in the World

The dynamic costumes used in "Ratatouille" required extensive development and innovation in Pixar's cloth pipeline. This sketch describes new cloth modeling, simulation, and rendering techniques dictated by the film's requirements.

Christine Waggoner
David Baraff
Pixar Animation Studios
cmw (at) pixar.com

Articulating The Appeal

How character artists used articulation to make rats appealing on "Ratatouille."

Sonoko Konishi
Michael Venturini
Pixar Animation Studios
sonoko (at) pixar.com

500 Million and Counting: Hair Rendering on "Ratatouille"

An overview of the technologies developed for hair rendering on "Ratatouille," which achieved an order-of-magnitude reduction in render time and memory for complex scenes.

David Ryu
Pixar Animation Studios
ryu (at) pixar.com
 

Fast, Soft Reflections Using Radiance Caches

A technique that utilizes radiance caches to significantly speed up the calculation of soft reflections. The sketch also summarizes the accuracy trade-offs inherent in this approach.

Apurva Shah
Justin Ritter
Chris King
Stefan Gronsky
Pixar Animation Studios
apurva (at) pixar.com

Effective Toon-Style Rendering Control Using Scalar Fields

Using scalar fields to produce well-behaved 2D edge/contour lines from 3D models. This method creates lines of varying thickness, is fast, looks good, and is easy to control.

Alex Harvill
Pixar Animation Studios
aharvill (at) pixar.com