# station_sl.cpp

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    00001 /* $Id: station_sl.cpp 25340 2013-06-09 09:38:21Z rubidium $ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
    00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
    00008  */
    00009
    00012 #include "../stdafx.h"
    00013 #include "../station_base.h"
    00014 #include "../waypoint_base.h"
    00015 #include "../roadstop_base.h"
    00016 #include "../vehicle_base.h"
    00017 #include "../newgrf_station.h"
    00018
    00019 #include "saveload.h"
    00020 #include "table/strings.h"
    00021
    00026 static void UpdateWaypointOrder(Order *o)
    00027 {
    00028   if (!o->IsType(OT_GOTO_STATION)) return;
    00029
    00030   const Station *st = Station::Get(o->GetDestination());
    00031   if ((st->had_vehicle_of_type & HVOT_WAYPOINT) == 0) return;
    00032
    00033   o->MakeGoToWaypoint(o->GetDestination());
    00034 }
    00035
    00040 void MoveBuoysToWaypoints()
    00041 {
    00042   /* Buoy orders become waypoint orders */
    00043   OrderList *ol;
    00044   FOR_ALL_ORDER_LISTS(ol) {
    00045     VehicleType vt = ol->GetFirstSharedVehicle()->type;
    00046     if (vt != VEH_SHIP && vt != VEH_TRAIN) continue;
    00047
    00048     for (Order *o = ol->GetFirstOrder(); o != NULL; o = o->next) UpdateWaypointOrder(o);
    00049   }
    00050
    00051   Vehicle *v;
    00052   FOR_ALL_VEHICLES(v) {
    00053     VehicleType vt = v->type;
    00054     if (vt != VEH_SHIP && vt != VEH_TRAIN) continue;
    00055
    00056     UpdateWaypointOrder(&v->current_order);
    00057   }
    00058
    00059   /* Now make the stations waypoints */
    00060   Station *st;
    00061   FOR_ALL_STATIONS(st) {
    00062     if ((st->had_vehicle_of_type & HVOT_WAYPOINT) == 0) continue;
    00063
    00064     StationID index    = st->index;
    00065     TileIndex xy       = st->xy;
    00066     Town *town         = st->town;
    00067     StringID string_id = st->string_id;
    00068     char *name         = st->name;
    00069     st->name           = NULL;
    00070     Date build_date    = st->build_date;
    00071     /* TTDPatch could use "buoys with rail station" for rail waypoints */
    00072     bool train         = st->train_station.tile != INVALID_TILE;
    00073     TileArea train_st  = st->train_station;
    00074
    00075     /* Delete the station, so we can make it a real waypoint. */
    00076     delete st;
    00077
    00078     /* Stations and waypoints are in the same pool, so if a station
    00079      * is deleted there must be place for a Waypoint. */
    00080     assert(Waypoint::CanAllocateItem());
    00081     Waypoint *wp   = new (index) Waypoint(xy);
    00082     wp->town       = town;
    00083     wp->string_id  = train ? STR_SV_STNAME_WAYPOINT : STR_SV_STNAME_BUOY;
    00084     wp->name       = name;
    00085     wp->delete_ctr = 0; // Just reset delete counter for once.
    00086     wp->build_date = build_date;
    00087     wp->owner      = train ? GetTileOwner(xy) : OWNER_NONE;
    00088
    00089     if (IsInsideBS(string_id, STR_SV_STNAME_BUOY, 9)) wp->town_cn = string_id - STR_SV_STNAME_BUOY;
    00090
    00091     if (train) {
    00092       /* When we make a rail waypoint of the station, convert the map as well. */
    00093       TILE_AREA_LOOP(t, train_st) {
    00094         if (!IsTileType(t, MP_STATION) || GetStationIndex(t) != index) continue;
    00095
    00096         SB(_m[t].m6, 3, 3, STATION_WAYPOINT);
    00097         wp->rect.BeforeAddTile(t, StationRect::ADD_FORCE);
    00098       }
    00099
    00100       wp->train_station = train_st;
    00101       wp->facilities |= FACIL_TRAIN;
    00102     } else if (IsBuoyTile(xy) && GetStationIndex(xy) == index) {
    00103       wp->rect.BeforeAddTile(xy, StationRect::ADD_FORCE);
    00104       wp->facilities |= FACIL_DOCK;
    00105     }
    00106   }
    00107 }
    00108
    00109 void AfterLoadStations()
    00110 {
    00111   /* Update the speclists of all stations to point to the currently loaded custom stations. */
    00112   BaseStation *st;
    00113   FOR_ALL_BASE_STATIONS(st) {
    00114     for (uint i = 0; i < st->num_specs; i++) {
    00115       if (st->speclist[i].grfid == 0) continue;
    00116
    00117       st->speclist[i].spec = StationClass::GetByGrf(st->speclist[i].grfid, st->speclist[i].localidx, NULL);
    00118     }
    00119
    00120     if (Station::IsExpected(st)) {
    00121       Station *sta = Station::From(st);
    00122       for (const RoadStop *rs = sta->bus_stops; rs != NULL; rs = rs->next) sta->bus_station.Add(rs->xy);
    00123       for (const RoadStop *rs = sta->truck_stops; rs != NULL; rs = rs->next) sta->truck_station.Add(rs->xy);
    00124     }
    00125
    00126     StationUpdateCachedTriggers(st);
    00127   }
    00128 }
    00129
    00133 void AfterLoadRoadStops()
    00134 {
    00135   /* First construct the drive through entries */
    00136   RoadStop *rs;
    00137   FOR_ALL_ROADSTOPS(rs) {
    00138     if (IsDriveThroughStopTile(rs->xy)) rs->MakeDriveThrough();
    00139   }
    00140   /* And then rebuild the data in those entries */
    00141   FOR_ALL_ROADSTOPS(rs) {
    00142     if (!HasBit(rs->status, RoadStop::RSSFB_BASE_ENTRY)) continue;
    00143
    00144     rs->GetEntry(DIAGDIR_NE)->Rebuild(rs);
    00145     rs->GetEntry(DIAGDIR_NW)->Rebuild(rs);
    00146   }
    00147 }
    00148
    00149 static const SaveLoad _roadstop_desc[] = {
    00150   SLE_VAR(RoadStop, xy,           SLE_UINT32),
    00151   SLE_CONDNULL(1, 0, 44),
    00152   SLE_VAR(RoadStop, status,       SLE_UINT8),
    00153   /* Index was saved in some versions, but this is not needed */
    00154   SLE_CONDNULL(4, 0, 8),
    00155   SLE_CONDNULL(2, 0, 44),
    00156   SLE_CONDNULL(1, 0, 25),
    00157
    00158   SLE_REF(RoadStop, next,         REF_ROADSTOPS),
    00159   SLE_CONDNULL(2, 0, 44),
    00160
    00161   SLE_CONDNULL(4, 0, 24),
    00162   SLE_CONDNULL(1, 25, 25),
    00163
    00164   SLE_END()
    00165 };
    00166
    00167 static const SaveLoad _old_station_desc[] = {
    00168   SLE_CONDVAR(Station, xy,                         SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
    00169   SLE_CONDVAR(Station, xy,                         SLE_UINT32,                  6, SL_MAX_VERSION),
    00170   SLE_CONDNULL(4, 0, 5),
    00171   SLE_CONDVAR(Station, train_station.tile,         SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
    00172   SLE_CONDVAR(Station, train_station.tile,         SLE_UINT32,                  6, SL_MAX_VERSION),
    00173   SLE_CONDVAR(Station, airport.tile,               SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
    00174   SLE_CONDVAR(Station, airport.tile,               SLE_UINT32,                  6, SL_MAX_VERSION),
    00175   SLE_CONDVAR(Station, dock_tile,                  SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
    00176   SLE_CONDVAR(Station, dock_tile,                  SLE_UINT32,                  6, SL_MAX_VERSION),
    00177       SLE_REF(Station, town,                       REF_TOWN),
    00178       SLE_VAR(Station, train_station.w,            SLE_FILE_U8 | SLE_VAR_U16),
    00179   SLE_CONDVAR(Station, train_station.h,            SLE_FILE_U8 | SLE_VAR_U16,   2, SL_MAX_VERSION),
    00180
    00181   SLE_CONDNULL(1, 0, 3),
    00182
    00183       SLE_VAR(Station, string_id,                  SLE_STRINGID),
    00184   SLE_CONDSTR(Station, name,                       SLE_STR | SLF_ALLOW_CONTROL, 0, 84, SL_MAX_VERSION),
    00185   SLE_CONDVAR(Station, indtype,                    SLE_UINT8,                 103, SL_MAX_VERSION),
    00186   SLE_CONDVAR(Station, had_vehicle_of_type,        SLE_FILE_U16 | SLE_VAR_U8,   0, 121),
    00187   SLE_CONDVAR(Station, had_vehicle_of_type,        SLE_UINT8,                 122, SL_MAX_VERSION),
    00188
    00189       SLE_VAR(Station, time_since_load,            SLE_UINT8),
    00190       SLE_VAR(Station, time_since_unload,          SLE_UINT8),
    00191       SLE_VAR(Station, delete_ctr,                 SLE_UINT8),
    00192       SLE_VAR(Station, owner,                      SLE_UINT8),
    00193       SLE_VAR(Station, facilities,                 SLE_UINT8),
    00194       SLE_VAR(Station, airport.type,               SLE_UINT8),
    00195
    00196   SLE_CONDNULL(2, 0, 5),
    00197   SLE_CONDNULL(1, 0, 4),
    00198
    00199   SLE_CONDVAR(Station, airport.flags,              SLE_VAR_U64 | SLE_FILE_U16,  0,  2),
    00200   SLE_CONDVAR(Station, airport.flags,              SLE_VAR_U64 | SLE_FILE_U32,  3, 45),
    00201   SLE_CONDVAR(Station, airport.flags,              SLE_UINT64,                 46, SL_MAX_VERSION),
    00202
    00203   SLE_CONDNULL(2, 0, 25),
    00204   SLE_CONDVAR(Station, last_vehicle_type,          SLE_UINT8,                  26, SL_MAX_VERSION),
    00205
    00206   SLE_CONDNULL(2, 3, 25),
    00207   SLE_CONDVAR(Station, build_date,                 SLE_FILE_U16 | SLE_VAR_I32,  3, 30),
    00208   SLE_CONDVAR(Station, build_date,                 SLE_INT32,                  31, SL_MAX_VERSION),
    00209
    00210   SLE_CONDREF(Station, bus_stops,                  REF_ROADSTOPS,               6, SL_MAX_VERSION),
    00211   SLE_CONDREF(Station, truck_stops,                REF_ROADSTOPS,               6, SL_MAX_VERSION),
    00212
    00213   /* Used by newstations for graphic variations */
    00214   SLE_CONDVAR(Station, random_bits,                SLE_UINT16,                 27, SL_MAX_VERSION),
    00215   SLE_CONDVAR(Station, waiting_triggers,           SLE_UINT8,                  27, SL_MAX_VERSION),
    00216   SLE_CONDVAR(Station, num_specs,                  SLE_UINT8,                  27, SL_MAX_VERSION),
    00217
    00218   SLE_CONDLST(Station, loading_vehicles,           REF_VEHICLE,                57, SL_MAX_VERSION),
    00219
    00220   /* reserve extra space in savegame here. (currently 32 bytes) */
    00221   SLE_CONDNULL(32, 2, SL_MAX_VERSION),
    00222
    00223   SLE_END()
    00224 };
    00225
    00226 static uint16 _waiting_acceptance;
    00227 static uint16 _cargo_source;
    00228 static uint32 _cargo_source_xy;
    00229 static uint8  _cargo_days;
    00230 static Money  _cargo_feeder_share;
    00231
    00232 static const SaveLoad _station_speclist_desc[] = {
    00233   SLE_CONDVAR(StationSpecList, grfid,    SLE_UINT32, 27, SL_MAX_VERSION),
    00234   SLE_CONDVAR(StationSpecList, localidx, SLE_UINT8,  27, SL_MAX_VERSION),
    00235
    00236   SLE_END()
    00237 };
    00238
    00244 const SaveLoad *GetGoodsDesc()
    00245 {
    00246   static const SaveLoad goods_desc[] = {
    00247     SLEG_CONDVAR(            _waiting_acceptance, SLE_UINT16,                  0, 67),
    00248      SLE_CONDVAR(GoodsEntry, acceptance_pickup,   SLE_UINT8,                  68, SL_MAX_VERSION),
    00249     SLE_CONDNULL(2,                                                           51, 67),
    00250          SLE_VAR(GoodsEntry, time_since_pickup,   SLE_UINT8),
    00251          SLE_VAR(GoodsEntry, rating,              SLE_UINT8),
    00252     SLEG_CONDVAR(            _cargo_source,       SLE_FILE_U8 | SLE_VAR_U16,   0, 6),
    00253     SLEG_CONDVAR(            _cargo_source,       SLE_UINT16,                  7, 67),
    00254     SLEG_CONDVAR(            _cargo_source_xy,    SLE_UINT32,                 44, 67),
    00255     SLEG_CONDVAR(            _cargo_days,         SLE_UINT8,                   0, 67),
    00256          SLE_VAR(GoodsEntry, last_speed,          SLE_UINT8),
    00257          SLE_VAR(GoodsEntry, last_age,            SLE_UINT8),
    00258     SLEG_CONDVAR(            _cargo_feeder_share, SLE_FILE_U32 | SLE_VAR_I64, 14, 64),
    00259     SLEG_CONDVAR(            _cargo_feeder_share, SLE_INT64,                  65, 67),
    00260      SLE_CONDVAR(GoodsEntry, amount_fract,        SLE_UINT8,                 150, SL_MAX_VERSION),
    00261      SLE_CONDLST(GoodsEntry, cargo.packets,       REF_CARGO_PACKET,           68, SL_MAX_VERSION),
    00262
    00263     SLE_END()
    00264   };
    00265
    00266   return goods_desc;
    00267 }
    00268
    00269
    00270 static void Load_STNS()
    00271 {
    00272   int index;
    00273   while ((index = SlIterateArray()) != -1) {
    00274     Station *st = new (index) Station();
    00275
    00276     SlObject(st, _old_station_desc);
    00277
    00278     _waiting_acceptance = 0;
    00279
    00280     uint num_cargo = IsSavegameVersionBefore(55) ? 12 : NUM_CARGO;
    00281     for (CargoID i = 0; i < num_cargo; i++) {
    00282       GoodsEntry *ge = &st->goods[i];
    00283       SlObject(ge, GetGoodsDesc());
    00284       if (IsSavegameVersionBefore(68)) {
    00285         SB(ge->acceptance_pickup, GoodsEntry::GES_ACCEPTANCE, 1, HasBit(_waiting_acceptance, 15));
    00286         if (GB(_waiting_acceptance, 0, 12) != 0) {
    00287           /* In old versions, enroute_from used 0xFF as INVALID_STATION */
    00288           StationID source = (IsSavegameVersionBefore(7) && _cargo_source == 0xFF) ? INVALID_STATION : _cargo_source;
    00289
    00290           /* Make sure we can allocate the CargoPacket. This is safe
    00291            * as there can only be ~64k stations and 32 cargoes in these
    00292            * savegame versions. As the CargoPacketPool has more than
    00293            * 16 million entries; it fits by an order of magnitude. */
    00294           assert(CargoPacket::CanAllocateItem());
    00295           ge->cargo.Append(new CargoPacket(GB(_waiting_acceptance, 0, 12), _cargo_days, source, _cargo_source_xy, _cargo_source_xy, _cargo_feeder_share));
    00296           SB(ge->acceptance_pickup, GoodsEntry::GES_PICKUP, 1, 1);
    00297         }
    00298       }
    00299     }
    00300
    00301     if (st->num_specs != 0) {
    00302       /* Allocate speclist memory when loading a game */
    00303       st->speclist = CallocT<StationSpecList>(st->num_specs);
    00304       for (uint i = 0; i < st->num_specs; i++) {
    00305         SlObject(&st->speclist[i], _station_speclist_desc);
    00306       }
    00307     }
    00308   }
    00309 }
    00310
    00311 static void Ptrs_STNS()
    00312 {
    00313   /* Don't run when savegame version is higher than or equal to 123. */
    00314   if (!IsSavegameVersionBefore(123)) return;
    00315
    00316   Station *st;
    00317   FOR_ALL_STATIONS(st) {
    00318     if (!IsSavegameVersionBefore(68)) {
    00319       for (CargoID i = 0; i < NUM_CARGO; i++) {
    00320         GoodsEntry *ge = &st->goods[i];
    00321         SlObject(ge, GetGoodsDesc());
    00322       }
    00323     }
    00324     SlObject(st, _old_station_desc);
    00325   }
    00326 }
    00327
    00328
    00329 static const SaveLoad _base_station_desc[] = {
    00330         SLE_VAR(BaseStation, xy,                     SLE_UINT32),
    00331         SLE_REF(BaseStation, town,                   REF_TOWN),
    00332         SLE_VAR(BaseStation, string_id,              SLE_STRINGID),
    00333         SLE_STR(BaseStation, name,                   SLE_STR | SLF_ALLOW_CONTROL, 0),
    00334         SLE_VAR(BaseStation, delete_ctr,             SLE_UINT8),
    00335         SLE_VAR(BaseStation, owner,                  SLE_UINT8),
    00336         SLE_VAR(BaseStation, facilities,             SLE_UINT8),
    00337         SLE_VAR(BaseStation, build_date,             SLE_INT32),
    00338
    00339   /* Used by newstations for graphic variations */
    00340         SLE_VAR(BaseStation, random_bits,            SLE_UINT16),
    00341         SLE_VAR(BaseStation, waiting_triggers,       SLE_UINT8),
    00342         SLE_VAR(BaseStation, num_specs,              SLE_UINT8),
    00343
    00344         SLE_END()
    00345 };
    00346
    00347 static OldPersistentStorage _old_st_persistent_storage;
    00348
    00349 static const SaveLoad _station_desc[] = {
    00350   SLE_WRITEBYTE(Station, facilities,                 FACIL_NONE),
    00351   SLE_ST_INCLUDE(),
    00352
    00353         SLE_VAR(Station, train_station.tile,         SLE_UINT32),
    00354         SLE_VAR(Station, train_station.w,            SLE_FILE_U8 | SLE_VAR_U16),
    00355         SLE_VAR(Station, train_station.h,            SLE_FILE_U8 | SLE_VAR_U16),
    00356
    00357         SLE_REF(Station, bus_stops,                  REF_ROADSTOPS),
    00358         SLE_REF(Station, truck_stops,                REF_ROADSTOPS),
    00359         SLE_VAR(Station, dock_tile,                  SLE_UINT32),
    00360         SLE_VAR(Station, airport.tile,               SLE_UINT32),
    00361     SLE_CONDVAR(Station, airport.w,                  SLE_FILE_U8 | SLE_VAR_U16, 140, SL_MAX_VERSION),
    00362     SLE_CONDVAR(Station, airport.h,                  SLE_FILE_U8 | SLE_VAR_U16, 140, SL_MAX_VERSION),
    00363         SLE_VAR(Station, airport.type,               SLE_UINT8),
    00364     SLE_CONDVAR(Station, airport.layout,             SLE_UINT8,                 145, SL_MAX_VERSION),
    00365         SLE_VAR(Station, airport.flags,              SLE_UINT64),
    00366     SLE_CONDVAR(Station, airport.rotation,           SLE_UINT8,                 145, SL_MAX_VERSION),
    00367    SLEG_CONDARR(_old_st_persistent_storage.storage,  SLE_UINT32, 16,            145, 160),
    00368     SLE_CONDREF(Station, airport.psa,                REF_STORAGE,               161, SL_MAX_VERSION),
    00369
    00370         SLE_VAR(Station, indtype,                    SLE_UINT8),
    00371
    00372         SLE_VAR(Station, time_since_load,            SLE_UINT8),
    00373         SLE_VAR(Station, time_since_unload,          SLE_UINT8),
    00374         SLE_VAR(Station, last_vehicle_type,          SLE_UINT8),
    00375         SLE_VAR(Station, had_vehicle_of_type,        SLE_UINT8),
    00376         SLE_LST(Station, loading_vehicles,           REF_VEHICLE),
    00377     SLE_CONDVAR(Station, always_accepted,            SLE_UINT32, 127, SL_MAX_VERSION),
    00378
    00379         SLE_END()
    00380 };
    00381
    00382 static const SaveLoad _waypoint_desc[] = {
    00383   SLE_WRITEBYTE(Waypoint, facilities,                FACIL_WAYPOINT),
    00384   SLE_ST_INCLUDE(),
    00385
    00386         SLE_VAR(Waypoint, town_cn,                   SLE_UINT16),
    00387
    00388     SLE_CONDVAR(Waypoint, train_station.tile,        SLE_UINT32,                  124, SL_MAX_VERSION),
    00389     SLE_CONDVAR(Waypoint, train_station.w,           SLE_FILE_U8 | SLE_VAR_U16,   124, SL_MAX_VERSION),
    00390     SLE_CONDVAR(Waypoint, train_station.h,           SLE_FILE_U8 | SLE_VAR_U16,   124, SL_MAX_VERSION),
    00391
    00392         SLE_END()
    00393 };
    00394
    00399 const SaveLoad *GetBaseStationDescription()
    00400 {
    00401   return _base_station_desc;
    00402 }
    00403
    00404 static void RealSave_STNN(BaseStation *bst)
    00405 {
    00406   bool waypoint = (bst->facilities & FACIL_WAYPOINT) != 0;
    00407   SlObject(bst, waypoint ? _waypoint_desc : _station_desc);
    00408
    00409   if (!waypoint) {
    00410     Station *st = Station::From(bst);
    00411     for (CargoID i = 0; i < NUM_CARGO; i++) {
    00412       SlObject(&st->goods[i], GetGoodsDesc());
    00413     }
    00414   }
    00415
    00416   for (uint i = 0; i < bst->num_specs; i++) {
    00417     SlObject(&bst->speclist[i], _station_speclist_desc);
    00418   }
    00419 }
    00420
    00421 static void Save_STNN()
    00422 {
    00423   BaseStation *st;
    00424   /* Write the stations */
    00425   FOR_ALL_BASE_STATIONS(st) {
    00426     SlSetArrayIndex(st->index);
    00427     SlAutolength((AutolengthProc*)RealSave_STNN, st);
    00428   }
    00429 }
    00430
    00431 static void Load_STNN()
    00432 {
    00433   int index;
    00434
    00435   while ((index = SlIterateArray()) != -1) {
    00436     bool waypoint = (SlReadByte() & FACIL_WAYPOINT) != 0;
    00437
    00438     BaseStation *bst = waypoint ? (BaseStation *)new (index) Waypoint() : new (index) Station();
    00439     SlObject(bst, waypoint ? _waypoint_desc : _station_desc);
    00440
    00441     if (!waypoint) {
    00442       Station *st = Station::From(bst);
    00443
    00444       /* Before savegame version 161, persistent storages were not stored in a pool. */
    00445       if (IsSavegameVersionBefore(161) && !IsSavegameVersionBefore(145) && st->facilities & FACIL_AIRPORT) {
    00446         /* Store the old persistent storage. The GRFID will be added later. */
    00447         assert(PersistentStorage::CanAllocateItem());
    00448         st->airport.psa = new PersistentStorage(0);
    00449         memcpy(st->airport.psa->storage, _old_st_persistent_storage.storage, sizeof(st->airport.psa->storage));
    00450       }
    00451
    00452       for (CargoID i = 0; i < NUM_CARGO; i++) {
    00453         SlObject(&st->goods[i], GetGoodsDesc());
    00454       }
    00455     }
    00456
    00457     if (bst->num_specs != 0) {
    00458       /* Allocate speclist memory when loading a game */
    00459       bst->speclist = CallocT<StationSpecList>(bst->num_specs);
    00460       for (uint i = 0; i < bst->num_specs; i++) {
    00461         SlObject(&bst->speclist[i], _station_speclist_desc);
    00462       }
    00463     }
    00464   }
    00465 }
    00466
    00467 static void Ptrs_STNN()
    00468 {
    00469   /* Don't run when savegame version lower than 123. */
    00470   if (IsSavegameVersionBefore(123)) return;
    00471
    00472   Station *st;
    00473   FOR_ALL_STATIONS(st) {
    00474     for (CargoID i = 0; i < NUM_CARGO; i++) {
    00475       GoodsEntry *ge = &st->goods[i];
    00476       SlObject(ge, GetGoodsDesc());
    00477     }
    00478     SlObject(st, _station_desc);
    00479   }
    00480
    00481   Waypoint *wp;
    00482   FOR_ALL_WAYPOINTS(wp) {
    00483     SlObject(wp, _waypoint_desc);
    00484   }
    00485 }
    00486
    00487 static void Save_ROADSTOP()
    00488 {
    00489   RoadStop *rs;
    00490
    00491   FOR_ALL_ROADSTOPS(rs) {
    00492     SlSetArrayIndex(rs->index);
    00493     SlObject(rs, _roadstop_desc);
    00494   }
    00495 }
    00496
    00497 static void Load_ROADSTOP()
    00498 {
    00499   int index;
    00500
    00501   while ((index = SlIterateArray()) != -1) {
    00502     RoadStop *rs = new (index) RoadStop(INVALID_TILE);
    00503
    00504     SlObject(rs, _roadstop_desc);
    00505   }
    00506 }
    00507
    00508 static void Ptrs_ROADSTOP()
    00509 {
    00510   RoadStop *rs;
    00511   FOR_ALL_ROADSTOPS(rs) {
    00512     SlObject(rs, _roadstop_desc);
    00513   }
    00514 }
    00515
    00516 extern const ChunkHandler _station_chunk_handlers[] = {
    00517   { 'STNS', NULL,          Load_STNS,     Ptrs_STNS,     NULL, CH_ARRAY },
    00518   { 'STNN', Save_STNN,     Load_STNN,     Ptrs_STNN,     NULL, CH_ARRAY },
    00519   { 'ROAD', Save_ROADSTOP, Load_ROADSTOP, Ptrs_ROADSTOP, NULL, CH_ARRAY | CH_LAST},
    00520 };