Fast, soft reflections using radiance caches

Apurva Shah, Justin Ritter, Chris King, Stefan Gronsky
2007 ACM SIGGRAPH 2007 sketches on - SIGGRAPH '07  
doi:10.1145/1278780.1278843 dblp:conf/siggraph/ShahRKG07 fatcat:thutouyzhvddjmzadx7v2hcoca