Rhythm Game Engine

https://snap.berkeley.edu/embed?project=Rhythm%20Game%20Engine&user=thirty&showTitle=true&showAuthor=true&editButton=true&pauseButton=true

Wow! Nice.

Um...what's happening?

It’s a sample of the physics system. It’s the code that’s important

If you press the up arrow key, and it's in the green area, it'll set "good" to 1 (you can name the good variable anything you want), meaning that you hit the key at the right time to get a higher score.