
About the Contributor s
Ulf Assarsson is an associate professor at Chalmers University of Technology. His
main research interests are real-time shading, hard and soft shadows—including
shadows in hair, fur, smoke, and volumetric participating media—GPGPU algo-
rithms, GPU ray tracing, and real-time global illumination. He is also coauthor
of the book Real-Time Shadows (2011).
Francisco
´
Avila is a research engineer at the King Abdullah University of Science
and Technology (KAUST), Saudi Arabia, where he works on lightweight visual-
ization techniques for the web. Before joining KAUST, he was a research intern at
Intel working on ray-tracing techniques, ...