Have you downloaded and installed the "Bounce" library?
There's actually a later version available now, "Bounce2", but it's not 100% compatible, so some code changes are required to use it.
More info here:- Bounce
Have you downloaded and installed the "Bounce" library?
There's actually a later version available now, "Bounce2", but it's not 100% compatible, so some code changes are required to use it.
More info here:- Bounce