player controller logic

scripts/boat.gd

@@ -1,27 +1,19 @@
 class_name Boat
 extends FloatingBody
 
-## All force values are per-kilogram (they get multiplied by mass), so the
-## boat handles the same if you change its mass later.
+## All values multiplied by mass, handling the same regardless of it
 @export var engine_power := 12.0        # forward thrust, m/s² at full throttle
 @export var reverse_ratio := 0.4        # reverse is weaker, like a real prop
 @export var throttle_response := 1.5    # how fast the engine spools up/down
 @export var rudder_strength := 2.5      # turning torque at speed
 @export var keel_grip := 3.0            # resistance to sliding sideways
 
-var desired_throttle := 0.0
+var desired_throttle := 0.0		# move_toward target for actual throttle
+var steer_input := 0.0
 var throttle := 0.0
 
-
 func _physics_process(delta: float) -> void:
 	super(delta)
-
-	if Input.is_action_pressed("throttle_increase"):
-		desired_throttle = move_toward(desired_throttle, 1, 0.005)
-	elif Input.is_action_pressed("throttle_decrease"):
-		desired_throttle = move_toward(desired_throttle, -1, 0.006)
-	elif Input.is_action_pressed("throttle_stop"):
-		desired_throttle = 0.0
 	
 	throttle = move_toward(throttle, desired_throttle, throttle_response * delta)
 
@@ -38,7 +30,6 @@ func _physics_process(delta: float) -> void:
 	apply_central_force(forward * throttle * power * mass * submerged_ratio)
 
 	# --- rudder: only bites when water flows past it ---
-	var steer_input := Input.get_axis("rudder_right", "rudder_left")
 	var forward_speed := linear_velocity.dot(forward)
 	var rudder_bite := clampf(forward_speed / 3.0, -1.0, 1.0)
 	apply_torque(Vector3.UP * steer_input * rudder_strength * rudder_bite * mass * submerged_ratio)