Virtual trees sway in wind

"Animators will soon be able to construct startlingly realistic sylvan beauty in movies and video games with a new system for generating 3D virtual trees.
Li, a computer animator at the University of Bath in the UK, and colleagues have developed software that generates realistic-looking 3D animated trees of any size and shape based on a rough 2D sketch. The trees even blow in the wind like their woody counterparts, and can be whipped around just by piping in a soundtrack of a blustery day."
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From Newscientist.com

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