Trying to render glass in 3D and get it right is an incredibly difficult task. Which is why this campaign blows me away. Not only is the glass cow amazing but the carefully considered sound design is exquisite. Listen for the slosh of the milk, the clink of the glass hooves on the floor. Don’t get us started on the fluid dynamics headache associated with creating sloshing milk inside a glass cow. We have to go lie down.
Check out this “making of” to see the breakdown in oversimplified terms.