Christmas Marble Race Run

Christmas is almost here! And I present you a Christmas Marble Race !! The Red ball versus the Green ! Who will win ?

Everything has been modeled with Houdini v18.5.351, including the camera path and the simulation (70 minutes of calculations with my Ryzen 9 3900X) of the balls course and the mechanisms they travel.

The textures and the 3D rendering are created with Redshift v3.0.31 in about 15h with my two Nvidia cards (RTX2080Ti + GTX1080) ...

Visit my Facebook page dedicated to the making of this video (and the others!):
https://www.facebook.com/3d.forever.funny.videos/posts/137614704819532