Animation of the Kinetic Rain art installation found in Singapore Changi Airport. Installation is made by German design firm, Art+Com Studios. The animation is parametrically modeled using Grasshopper and rendered using Vray 5 for Rhino.
Check out the timelapse of the entire process:
And you can find the full tutorial series here:
https://www.youtube.com/playlist?list=PLtWk-QbaQVogqQnQOueA5FVQy8A6ellpG