Fix mobile restart and swipe aiming while firing

tools/test_touch_controls.gd

@@ -46,7 +46,9 @@ func _drag(index: int, pos: Vector2, relative: Vector2) -> void:
 	ev.index = index
 	ev.position = pos
 	ev.relative = relative
+	ev.screen_relative = relative
 	Input.parse_input_event(ev)
+	Input.flush_buffered_events()
 
 func _steps(count: int) -> void:
 	for i in count:
@@ -128,6 +130,12 @@ func run_test() -> void:
 	_touch(0, fire_pos, true)
 	await _steps(10)
 	assert(player.ammo < 30)
+	var fire_yaw: float = player.rotation.y
+	_drag(0, fire_pos + Vector2(-80, 10), Vector2(-80, 10))
+	await _frame()
+	assert(player.rotation.y > fire_yaw + 0.001)
+	assert(Input.is_action_pressed("shoot"))
+	print("PASS: trascinare FUOCO mira senza interrompere lo sparo")
 	var after_fire: int = player.ammo
 	_touch(0, fire_pos, false)
 	await _steps(10)
@@ -166,6 +174,30 @@ func run_test() -> void:
 	# --- rilevamento: su questo contesto (desktop headless) la UI non e' automatica ---
 	assert(not TouchScript.should_auto_enable())
 	print("PASS: TouchControls.should_auto_enable() = false su desktop -> la UI compare solo se serve")
+	assert(TouchScript._look_delta(Vector2(100, 20), 1000).is_equal_approx(TouchScript._look_delta(Vector2(200, 40), 2000)))
+	print("PASS: sensibilita' invariata per swipe proporzionali su schermi diversi")
+	_touch(0, start_pos, true)
+	player.take_damage(1000)
+	await _frame()
+	await _frame()
+	assert(not touch.enabled and touch._touches.is_empty())
+	assert(not Input.is_action_pressed("shoot"))
+	assert(is_instance_valid(player.restart_button))
+	await create_timer(0.7).timeout
+	assert(not player.restart_button.disabled)
+	current_scene = world
+	# Verifica anche il reload effettivo, non solo il pulsante.
+	var restart_event := InputEventScreenTouch.new()
+	restart_event.pressed = true
+	restart_event.position = player.restart_button.get_global_rect().get_center()
+	player._input(restart_event)
+	assert(player.restart_button.disabled)
+	await _frame()
+	await _frame()
+	assert(current_scene != world)
+	assert(current_scene.player.hp > 0)
+	world = current_scene
+	print("PASS: morte libera input, RICOMINCIA touch ricarica davvero la partita")
 	print("PASS: controlli touch completi")
 	world.queue_free()
 	await _frame()