Refine cockpit porthole and indicators

game/presentation/cockpit/cockpit_dashboard_detailing.gd

@@ -30,6 +30,13 @@ func apply_screen_materials(dashboard: Node3D) -> void:
 			screen.material_override = _materials.instrument_screen
 
 
+func hide_placeholder_indicators(cockpit: Node3D) -> void:
+	for indicator_name: String in ["CyanIndicator", "AmberIndicator", "RedIndicator"]:
+		var indicator := cockpit.get_node_or_null(indicator_name) as MeshInstance3D
+		if indicator != null:
+			indicator.visible = false
+
+
 func _build_structural_frame() -> void:
 	CockpitMeshFactory.add_box(
 		"TopRail",