I will just leave this here: :o
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There is a mod called Real Lifesis that I worked on a while ago, should probably finish it really, that gets a result close to those you posted in the Island, Village and Tank maps. DX10 only for now.
Download link (http://www.crymod.com/thread.php?postid=542780#post542780)
You can check out the original thread here. (http://www.crymod.com/thread.php?postid=542780)