磊 張 thinks this is interesting: Invalid Lighting Settings From Creating rivers with the Flatten tool from Unreal Engine Game Development Cookbook by John P. Doran Publisher: Packt Publishing Released: October 2015 Note I can NOT see this on Unreal Engine 4.10 Share this highlight http://learning.oreilly.com/a/unreal-engine-game/577433/ Twitter Facebook Google Plus Email Get Instant Access Now Start a Free Trial Have an account? Sign in. Minimise Unlock the rest of Unreal Engine Game Development Cookbook and 30,000 other books and videos By clicking this box, you confirm that you have read and agree to the terms and conditions of our Membership Agreement, and you understand that when your trial period ends, you will be required to provide billing information if you wish to continue using the service. Unlock the rest of this book Start a Free 10-Day Trial loading Learn about Safari for Business Have an account? Sign in.