Function AddVehicleToGroup

src/group_cmd.cpp:524–551

* Do add a vehicle to a group. * @param v Vehicle to add. * @param new_g Group to add to. */

 * @param new_g Group to add to.
 */
static void AddVehicleToGroup(Vehicle *v, GroupID new_g)
{
	GroupStatistics::CountVehicle(v, -1);

	switch (v->type) {
		default: NOT_REACHED();
		case VEH_TRAIN:
			SetTrainGroupID(Train::From(v), new_g);
			break;

		case VEH_ROAD:
		case VEH_SHIP:
		case VEH_AIRCRAFT:
			if (v->IsEngineCountable()) UpdateNumEngineGroup(v, v->group_id, new_g);
			v->group_id = new_g;
			for (Vehicle *u = v; u != nullptr; u = u->Next()) {
				u->colourmap = PAL_NONE;
				u->InvalidateNewGRFCache();
				u->UpdateViewport(true);
			}
			break;
	}

	InvalidateWindowData(WC_VEHICLE_VIEW, v->index);
	InvalidateWindowData(WC_VEHICLE_DETAILS, v->index);

	GroupStatistics::CountVehicle(v, 1);
}

/**
 * Add a vehicle to a group