Evaluate a single event channel (e.g. alphaEvents) at a given beat. Finds the active event and returns its value.
Array of events (or null/undefined).
Current beat.
BPM list.
If false, returns undefined when beat is between events.
The event value, or undefined if no events.
Evaluate a single event channel (e.g. alphaEvents) at a given beat. Finds the active event and returns its value.