2015-07-08 Bent normals / Terrain shadows Notes for bent normals "Occlusion and Image-Based Lighting" Pixar http://renderman.pixar.com/view/image-based-lighting "Bent Normals and Cones in Screen-space" https://people.mpi-inf.mpg.de/~ritschel/Papers/ScreenSpaceBentCones.pdf Link collection of SSDO in games Link collection of SSDO in games - hanecci’s Blog For terrain : "Generating Soft Shadows Using Occlusion Interval Maps" GPU Gems1 http://http.developer.nvidia.com/GPUGems/gpugems_ch13.html