Function GetVehicleSet

src/vehicle.cpp:3206–3226

* Calculates the set of vehicles that will be affected by a given selection. * @param[in,out] set Set of affected vehicles. * @param v First vehicle of the selection. * @param num_vehicles Number of vehicles in the selection (not counting articulated parts). * @pre \a set must be empty. * @post \a set will contain the vehicles that will be refitted. */

 * @post \a set will contain the vehicles that will be refitted.
 */
void GetVehicleSet(VehicleSet &set, Vehicle *v, uint8_t num_vehicles)
{
	if (v->type == VEH_TRAIN) {
		Train *u = Train::From(v);
		/* Only include whole vehicles, so start with the first articulated part */
		u = u->GetFirstEnginePart();

		/* Include num_vehicles vehicles, not counting articulated parts */
		for (; u != nullptr && num_vehicles > 0; num_vehicles--) {
			do {
				/* Include current vehicle in the selection. */
				include(set, u->index);

				/* If the vehicle is multiheaded, add the other part too. */
				if (u->IsMultiheaded()) include(set, u->other_multiheaded_part->index);

				u = u->Next();
			} while (u != nullptr && u->IsArticulatedPart());
		}
	}
}

/**
 * Calculates the maximum weight of the ground vehicle when loaded.