This was particularly interesting: http://developer.amd.com/wordpress/media/2013/02/Chapter5-Andersson-Terrain_Rendering_in_Frostbite.pdf … Turned out that their steepness algorithm was close to what I came up with :D
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This was particularly interesting: http://developer.amd.com/wordpress/media/2013/02/Chapter5-Andersson-Terrain_Rendering_in_Frostbite.pdf … Turned out that their steepness algorithm was close to what I came up with :D