VisibilityCluster: Average Directional Visibility for
Many-Light Rendering

Yu-Ting Wu     Yung-Yu Chuang
National Taiwan University

Interactive Equal-Time Comparison

Image viewer is borrowed from this page.

All results are generated on a machine with Intel Xeon 5420 CPU (2.5 GHz) and 32-GB RAM

Scene (click on the image thumb to change comparison)
Town (150 sec.)
Lunch (200 sec.)
Killeroo (300 sec.)
Sponza (600 sec.)
Room (300 sec.)
Construction (500 sec.)
Hairball (800 sec.)

Rendered Results (please zoom in the webpage to see the details)
Bidirectional Importance Sampling<br>[Wang and Akerlund 2009]<br>MSE:0.111308 Importace Caching<br>[Georgiev et al. 2012]                  <br>MSE:0.087237 Our method                                                   <br>MSE:0.020968 Reference