2015-08-03 Notes of specular AA "Crafting a Next-Gen Material Pipeline for The Order: 1886" SIGGRAPH 2013 http://blog.selfshadow.com/publications/s2013-shading-course/#course_content "Frequency Domain Normal Map Filtering" SIGGRAPH 2007 http://www.cs.columbia.edu/cg/normalmap/normalmap.pdf "Calibrating Lighting and Materials in Far Cry 3" SIGGRAPH 2012 http://blog.selfshadow.com/publications/s2012-shading-course/ "A Survey of Non-linear Pre-filtering Methods for Efficient and Accurate Surface Shading" 2011 http://maverick.inria.fr/Publications/2011/BN11/