Change: BuildDepotVehicleList through a DepotId instead of a TileIndex.

src/depot_gui.cpp

@@ -714,7 +714,7 @@ struct DepotWindow : Window {
 		if (this->generate_list) {
 			/* Generate the vehicle list
 			 * It's ok to use the wagon pointers for non-trains as they will be ignored */
-			BuildDepotVehicleList(this->type, Depot::Get(this->window_number)->xy, &this->vehicle_list, &this->wagon_list);
+			BuildDepotVehicleList(this->type, this->window_number, &this->vehicle_list, &this->wagon_list);
 			this->generate_list = false;
 			DepotSortList(&this->vehicle_list);
 

src/vehicle_cmd.cpp

@@ -668,7 +668,7 @@ CommandCost CmdMassStartStopVehicle(DoCommandFlag flags, TileIndex tile, bool do
 	} else {
 		if (!IsDepotTile(tile) || !IsTileOwner(tile, _current_company)) return CMD_ERROR;
 		/* Get the list of vehicles in the depot */
-		BuildDepotVehicleList(vli.vtype, tile, &list, nullptr);
+		BuildDepotVehicleList(vli.vtype, GetDepotIndex(tile), &list, nullptr);
 	}
 
 	for (const Vehicle *v : list) {
@@ -700,7 +700,7 @@ CommandCost CmdDepotSellAllVehicles(DoCommandFlag flags, TileIndex tile, Vehicle
 	if (!IsDepotTile(tile) || !IsTileOwner(tile, _current_company)) return CMD_ERROR;
 
 	/* Get the list of vehicles in the depot */
-	BuildDepotVehicleList(vehicle_type, tile, &list, &list);
+	BuildDepotVehicleList(vehicle_type, GetDepotIndex(tile), &list, &list);
 
 	CommandCost last_error = CMD_ERROR;
 	bool had_success = false;
@@ -733,7 +733,7 @@ CommandCost CmdDepotMassAutoReplace(DoCommandFlag flags, TileIndex tile, Vehicle
 	if (!IsDepotTile(tile) || !IsTileOwner(tile, _current_company)) return CMD_ERROR;
 
 	/* Get the list of vehicles in the depot */
-	BuildDepotVehicleList(vehicle_type, tile, &list, &list, true);
+	BuildDepotVehicleList(vehicle_type, GetDepotIndex(tile), &list, &list, true);
 
 	for (const Vehicle *v : list) {
 		/* Ensure that the vehicle completely in the depot */

src/vehiclelist.cpp

@@ -13,6 +13,7 @@
 #include "vehiclelist.h"
 #include "vehiclelist_func.h"
 #include "group.h"
+#include "depot_base.h"
 
 #include "safeguards.h"
 
@@ -96,18 +97,23 @@ static Vehicle *BuildDepotVehicleListProc(Vehicle *v, void *data)
 /**
  * Generate a list of vehicles inside a depot.
  * @param type     Type of vehicle
- * @param tile    The tile the depot is located on
+ * @param depot_id The id of the depot
  * @param engines  Pointer to list to add vehicles to
  * @param wagons   Pointer to list to add wagons to (can be nullptr)
  * @param individual_wagons If true add every wagon to \a wagons which is not attached to an engine. If false only add the first wagon of every row.
  */
-void BuildDepotVehicleList(VehicleType type, TileIndex tile, VehicleList *engines, VehicleList *wagons, bool individual_wagons)
+void BuildDepotVehicleList(VehicleType type, DepotID depot_id, VehicleList *engines, VehicleList *wagons, bool individual_wagons)
 {
+	assert(Depot::IsValidID(depot_id));
+	Depot *dep = Depot::Get(depot_id);
 	engines->clear();
 	if (wagons != nullptr && wagons != engines) wagons->clear();
 
 	BuildDepotVehicleListData bdvld{engines, wagons, type, individual_wagons};
+
+	for (TileIndex tile : dep->depot_tiles) {
 		FindVehicleOnPos(tile, &bdvld, BuildDepotVehicleListProc);
+	}
 }
 
 /**

src/vehiclelist.h

@@ -12,6 +12,7 @@
 
 #include "vehicle_type.h"
 #include "company_type.h"
+#include "depot_type.h"
 #include "tile_type.h"
 
 /** Vehicle List type flags */
@@ -54,7 +55,7 @@ struct VehicleListIdentifier {
 typedef std::vector<const Vehicle *> VehicleList;
 
 bool GenerateVehicleSortList(VehicleList *list, const VehicleListIdentifier &identifier);
-void BuildDepotVehicleList(VehicleType type, TileIndex tile, VehicleList *engine_list, VehicleList *wagon_list, bool individual_wagons = false);
+void BuildDepotVehicleList(VehicleType type, DepotID depot_id, VehicleList *engine_list, VehicleList *wagon_list, bool individual_wagons = false);
 uint GetUnitNumberDigits(VehicleList &vehicles);
 
 #endif /* VEHICLELIST_H */