gd: added input addon

addons/guide/triggers/guide_trigger_tap.gd

@@ -0,0 +1,48 @@
+@tool
+## A trigger that activates when the input is tapped and released before the time threshold is reached.
+class_name GUIDETriggerTap
+extends GUIDETrigger
+
+## The time threshold for the tap to be considered a tap.
+@export var tap_threshold: float = 0.2
+
+var _accumulated_time: float = 0
+
+
+func _update_state(input: Vector3, delta: float, value_type:GUIDEAction.GUIDEActionValueType) -> GUIDETriggerState:
+	if _is_actuated(input, value_type):
+		# if the input was actuated before, and the tap threshold has been exceeded, the trigger is locked down
+		# until the input is released and we can exit out early
+		if _is_actuated(_last_value, value_type) and _accumulated_time > tap_threshold:
+			return GUIDETriggerState.NONE
+
+		# accumulate time
+		_accumulated_time += delta
+
+		if _accumulated_time < tap_threshold:
+			return GUIDETriggerState.ONGOING
+		else:
+			# we have exceeded the tap threshold, so the tap is not triggered.
+			return GUIDETriggerState.NONE
+
+	else: # not actuated right now
+		# if the input was actuated before...
+		if _is_actuated(_last_value, value_type):
+			# ... and the accumulated time is less than the threshold, then the tap is triggered.
+			if _accumulated_time < tap_threshold:
+				_accumulated_time = 0
+				return GUIDETriggerState.TRIGGERED
+
+			# Otherwise, the tap is not triggered, but we reset the accumulated time
+			# so the trigger is now again ready to be triggered.
+			_accumulated_time = 0
+			
+ 		# in either case, the trigger is not triggered.
+		return GUIDETriggerState.NONE
+
+func _editor_name() -> String:
+	return "Tap"
+
+
+func _editor_description() -> String:
+	return "Fires when the input is actuated and released within the given timeframe."