Initial commit. Implement music sync features.

rhythm_game/music_sync/event_layout.gd

@@ -0,0 +1,25 @@
+class_name EventLayout extends Node
+
+#var _beats: Array[float]
+#var _callables: Array[Callable]
+#var _index: int = 0
+
+### Schedule the callable to be called on the specified beat.
+#func schedule(beat: float, callable: Callable) -> void:
+	#var i := schedule_beats.find_custom(func(s_beat: float): return s_beat > beat )
+	#if i == -1:
+		#i = schedule_beats.size()
+	#schedule_beats.insert(i, beat)
+	#schedule_callables.insert(i, callable)
+#
+### Clears all scheduled callables.
+#func reset_schedule() -> void:
+	#schedule_beats.clear()
+	#schedule_callables.clear()
+	#schedule_index = 0
+
+#
+#while(schedule_index < schedule_beats.size()
+			#and get_beat() >= schedule_beats.get(schedule_index)):
+		#schedule_callables.get(schedule_index).call()
+		#schedule_index += 1