2 Commits (5cc7e40df280ba8c007a491f179e17b9e85ce73b)

Author	SHA1	Message	Date
Wenzel Jakob	cb3dcdb377	exactly sample the fresnel term in roughglass.cpp, added a directory for the bidirectional library (this is only meant to contain a few backported components for now)	2011-07-01 11:35:49 +02:00
Wenzel Jakob	06cc8005f0	rough glass generalization; bugfixes	2011-07-01 01:48:33 +02:00