Interactive summed-area table generation for glossy environmental reflections

Justin Hensley, Thorsten Scheuermann, Montek Singh, Anselmo Lastra
2005 ACM SIGGRAPH 2005 Sketches on - SIGGRAPH '05  
doi:10.1145/1187112.1187152 dblp:conf/siggraph/HensleySSL05 fatcat:g5omhro545hmlfobngfzgvya2y