station_sl.cpp

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00001 /* $Id$ */
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 #include "../station_map.h"
00019 
00020 #include "saveload.h"
00021 #include "table/strings.h"
00022 
00027 static void UpdateWaypointOrder(Order *o)
00028 {
00029   if (!o->IsType(OT_GOTO_STATION)) return;
00030 
00031   const Station *st = Station::Get(o->GetDestination());
00032   if ((st->had_vehicle_of_type & HVOT_WAYPOINT) == 0) return;
00033 
00034   o->MakeGoToWaypoint(o->GetDestination());
00035 }
00036 
00041 void MoveBuoysToWaypoints()
00042 {
00043   /* Buoy orders become waypoint orders */
00044   OrderList *ol;
00045   FOR_ALL_ORDER_LISTS(ol) {
00046     if (ol->GetFirstSharedVehicle()->type != VEH_SHIP) 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     if (v->type != VEH_SHIP) continue;
00054 
00055     UpdateWaypointOrder(&v->current_order);
00056   }
00057 
00058   /* Now make the stations waypoints */
00059   Station *st;
00060   FOR_ALL_STATIONS(st) {
00061     if ((st->had_vehicle_of_type & HVOT_WAYPOINT) == 0) continue;
00062 
00063     StationID index    = st->index;
00064     TileIndex xy       = st->xy;
00065     Town *town         = st->town;
00066     StringID string_id = st->string_id;
00067     char *name         = st->name;
00068     Date build_date    = st->build_date;
00069 
00070     /* Delete the station, so we can make it a real waypoint. */
00071     delete st;
00072 
00073     Waypoint *wp = new (index) Waypoint(xy);
00074     wp->town       = town;
00075     wp->string_id  = STR_SV_STNAME_BUOY;
00076     wp->name       = name;
00077     wp->delete_ctr = 0; // Just reset delete counter for once.
00078     wp->build_date = build_date;
00079     wp->owner      = OWNER_NONE;
00080 
00081     if (IsInsideBS(string_id, STR_SV_STNAME_BUOY, 9)) wp->town_cn = string_id - STR_SV_STNAME_BUOY;
00082 
00083     if (IsBuoyTile(xy) && GetStationIndex(xy) == index) {
00084       wp->facilities |= FACIL_DOCK;
00085     }
00086 
00087     wp->rect.BeforeAddTile(xy, StationRect::ADD_FORCE);
00088   }
00089 }
00090 
00091 void AfterLoadStations()
00092 {
00093   /* Update the speclists of all stations to point to the currently loaded custom stations. */
00094   BaseStation *st;
00095   FOR_ALL_BASE_STATIONS(st) {
00096     for (uint i = 0; i < st->num_specs; i++) {
00097       if (st->speclist[i].grfid == 0) continue;
00098 
00099       st->speclist[i].spec = GetCustomStationSpecByGrf(st->speclist[i].grfid, st->speclist[i].localidx, NULL);
00100     }
00101 
00102     if (Station::IsExpected(st)) {
00103       Station *sta = Station::From(st);
00104       for (const RoadStop *rs = sta->bus_stops; rs != NULL; rs = rs->next) sta->bus_station.Add(rs->xy);
00105       for (const RoadStop *rs = sta->truck_stops; rs != NULL; rs = rs->next) sta->truck_station.Add(rs->xy);
00106     }
00107 
00108     StationUpdateAnimTriggers(st);
00109   }
00110 }
00111 
00115 void AfterLoadRoadStops()
00116 {
00117   /* First construct the drive through entries */
00118   RoadStop *rs;
00119   FOR_ALL_ROADSTOPS(rs) {
00120     if (IsDriveThroughStopTile(rs->xy)) rs->MakeDriveThrough();
00121   }
00122   /* And then rebuild the data in those entries */
00123   FOR_ALL_ROADSTOPS(rs) {
00124     if (!HasBit(rs->status, RoadStop::RSSFB_BASE_ENTRY)) continue;
00125 
00126     rs->GetEntry(DIAGDIR_NE)->Rebuild(rs);
00127     rs->GetEntry(DIAGDIR_NW)->Rebuild(rs);
00128   }
00129 }
00130 
00131 static const SaveLoad _roadstop_desc[] = {
00132   SLE_VAR(RoadStop, xy,           SLE_UINT32),
00133   SLE_CONDNULL(1, 0, 44),
00134   SLE_VAR(RoadStop, status,       SLE_UINT8),
00135   /* Index was saved in some versions, but this is not needed */
00136   SLE_CONDNULL(4, 0, 8),
00137   SLE_CONDNULL(2, 0, 44),
00138   SLE_CONDNULL(1, 0, 25),
00139 
00140   SLE_REF(RoadStop, next,         REF_ROADSTOPS),
00141   SLE_CONDNULL(2, 0, 44),
00142 
00143   SLE_CONDNULL(4, 0, 24),
00144   SLE_CONDNULL(1, 25, 25),
00145 
00146   SLE_END()
00147 };
00148 
00149 static const SaveLoad _old_station_desc[] = {
00150   SLE_CONDVAR(Station, xy,                         SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
00151   SLE_CONDVAR(Station, xy,                         SLE_UINT32,                  6, SL_MAX_VERSION),
00152   SLE_CONDNULL(4, 0, 5),  
00153   SLE_CONDVAR(Station, train_station.tile,         SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
00154   SLE_CONDVAR(Station, train_station.tile,         SLE_UINT32,                  6, SL_MAX_VERSION),
00155   SLE_CONDVAR(Station, airport_tile,               SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
00156   SLE_CONDVAR(Station, airport_tile,               SLE_UINT32,                  6, SL_MAX_VERSION),
00157   SLE_CONDVAR(Station, dock_tile,                  SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
00158   SLE_CONDVAR(Station, dock_tile,                  SLE_UINT32,                  6, SL_MAX_VERSION),
00159       SLE_REF(Station, town,                       REF_TOWN),
00160       SLE_VAR(Station, train_station.w,            SLE_UINT8),
00161   SLE_CONDVAR(Station, train_station.h,            SLE_UINT8,                   2, SL_MAX_VERSION),
00162 
00163   SLE_CONDNULL(1, 0, 3),  
00164 
00165       SLE_VAR(Station, string_id,                  SLE_STRINGID),
00166   SLE_CONDSTR(Station, name,                       SLE_STR, 0,                 84, SL_MAX_VERSION),
00167   SLE_CONDVAR(Station, indtype,                    SLE_UINT8,                 103, SL_MAX_VERSION),
00168   SLE_CONDVAR(Station, had_vehicle_of_type,        SLE_FILE_U16 | SLE_VAR_U8,   0, 121),
00169   SLE_CONDVAR(Station, had_vehicle_of_type,        SLE_UINT8,                 122, SL_MAX_VERSION),
00170 
00171       SLE_VAR(Station, time_since_load,            SLE_UINT8),
00172       SLE_VAR(Station, time_since_unload,          SLE_UINT8),
00173       SLE_VAR(Station, delete_ctr,                 SLE_UINT8),
00174       SLE_VAR(Station, owner,                      SLE_UINT8),
00175       SLE_VAR(Station, facilities,                 SLE_UINT8),
00176       SLE_VAR(Station, airport_type,               SLE_UINT8),
00177 
00178   SLE_CONDNULL(2, 0, 5),  
00179   SLE_CONDNULL(1, 0, 4),  
00180 
00181   SLE_CONDVAR(Station, airport_flags,              SLE_VAR_U64 | SLE_FILE_U16,  0,  2),
00182   SLE_CONDVAR(Station, airport_flags,              SLE_VAR_U64 | SLE_FILE_U32,  3, 45),
00183   SLE_CONDVAR(Station, airport_flags,              SLE_UINT64,                 46, SL_MAX_VERSION),
00184 
00185   SLE_CONDNULL(2, 0, 25), 
00186   SLE_CONDVAR(Station, last_vehicle_type,          SLE_UINT8,                  26, SL_MAX_VERSION),
00187 
00188   SLE_CONDNULL(2, 3, 25), 
00189   SLE_CONDVAR(Station, build_date,                 SLE_FILE_U16 | SLE_VAR_I32,  3, 30),
00190   SLE_CONDVAR(Station, build_date,                 SLE_INT32,                  31, SL_MAX_VERSION),
00191 
00192   SLE_CONDREF(Station, bus_stops,                  REF_ROADSTOPS,               6, SL_MAX_VERSION),
00193   SLE_CONDREF(Station, truck_stops,                REF_ROADSTOPS,               6, SL_MAX_VERSION),
00194 
00195   /* Used by newstations for graphic variations */
00196   SLE_CONDVAR(Station, random_bits,                SLE_UINT16,                 27, SL_MAX_VERSION),
00197   SLE_CONDVAR(Station, waiting_triggers,           SLE_UINT8,                  27, SL_MAX_VERSION),
00198   SLE_CONDVAR(Station, num_specs,                  SLE_UINT8,                  27, SL_MAX_VERSION),
00199 
00200   SLE_CONDLST(Station, loading_vehicles,           REF_VEHICLE,                57, SL_MAX_VERSION),
00201 
00202   /* reserve extra space in savegame here. (currently 32 bytes) */
00203   SLE_CONDNULL(32, 2, SL_MAX_VERSION),
00204 
00205   SLE_END()
00206 };
00207 
00208 static uint16 _waiting_acceptance;
00209 static uint16 _cargo_source;
00210 static uint32 _cargo_source_xy;
00211 static uint16 _cargo_days;
00212 static Money  _cargo_feeder_share;
00213 
00214 static const SaveLoad _station_speclist_desc[] = {
00215   SLE_CONDVAR(StationSpecList, grfid,    SLE_UINT32, 27, SL_MAX_VERSION),
00216   SLE_CONDVAR(StationSpecList, localidx, SLE_UINT8,  27, SL_MAX_VERSION),
00217 
00218   SLE_END()
00219 };
00220 
00226 const SaveLoad *GetGoodsDesc()
00227 {
00228   static const SaveLoad goods_desc[] = {
00229     SLEG_CONDVAR(            _waiting_acceptance, SLE_UINT16,                  0, 67),
00230      SLE_CONDVAR(GoodsEntry, acceptance_pickup,   SLE_UINT8,                  68, SL_MAX_VERSION),
00231     SLE_CONDNULL(2,                                                           51, 67),
00232          SLE_VAR(GoodsEntry, days_since_pickup,   SLE_UINT8),
00233          SLE_VAR(GoodsEntry, rating,              SLE_UINT8),
00234     SLEG_CONDVAR(            _cargo_source,       SLE_FILE_U8 | SLE_VAR_U16,   0, 6),
00235     SLEG_CONDVAR(            _cargo_source,       SLE_UINT16,                  7, 67),
00236     SLEG_CONDVAR(            _cargo_source_xy,    SLE_UINT32,                 44, 67),
00237     SLEG_CONDVAR(            _cargo_days,         SLE_UINT8,                   0, 67),
00238          SLE_VAR(GoodsEntry, last_speed,          SLE_UINT8),
00239          SLE_VAR(GoodsEntry, last_age,            SLE_UINT8),
00240     SLEG_CONDVAR(            _cargo_feeder_share, SLE_FILE_U32 | SLE_VAR_I64, 14, 64),
00241     SLEG_CONDVAR(            _cargo_feeder_share, SLE_INT64,                  65, 67),
00242      SLE_CONDLST(GoodsEntry, cargo.packets,       REF_CARGO_PACKET,           68, SL_MAX_VERSION),
00243 
00244     SLE_END()
00245   };
00246 
00247   return goods_desc;
00248 }
00249 
00250 
00251 static void Load_STNS()
00252 {
00253   int index;
00254   while ((index = SlIterateArray()) != -1) {
00255     Station *st = new (index) Station();
00256 
00257     SlObject(st, _old_station_desc);
00258 
00259     _waiting_acceptance = 0;
00260 
00261     uint num_cargo = CheckSavegameVersion(55) ? 12 : NUM_CARGO;
00262     for (CargoID i = 0; i < num_cargo; i++) {
00263       GoodsEntry *ge = &st->goods[i];
00264       SlObject(ge, GetGoodsDesc());
00265       if (CheckSavegameVersion(68)) {
00266         SB(ge->acceptance_pickup, GoodsEntry::ACCEPTANCE, 1, HasBit(_waiting_acceptance, 15));
00267         if (GB(_waiting_acceptance, 0, 12) != 0) {
00268           /* In old versions, enroute_from used 0xFF as INVALID_STATION */
00269           StationID source = (CheckSavegameVersion(7) && _cargo_source == 0xFF) ? INVALID_STATION : _cargo_source;
00270 
00271           /* Don't construct the packet with station here, because that'll fail with old savegames */
00272           ge->cargo.Append(new CargoPacket(GB(_waiting_acceptance, 0, 12), _cargo_days, source, _cargo_source_xy, _cargo_source_xy, _cargo_feeder_share));
00273           SB(ge->acceptance_pickup, GoodsEntry::PICKUP, 1, 1);
00274         }
00275       }
00276     }
00277 
00278     if (st->num_specs != 0) {
00279       /* Allocate speclist memory when loading a game */
00280       st->speclist = CallocT<StationSpecList>(st->num_specs);
00281       for (uint i = 0; i < st->num_specs; i++) {
00282         SlObject(&st->speclist[i], _station_speclist_desc);
00283       }
00284     }
00285   }
00286 }
00287 
00288 static void Ptrs_STNS()
00289 {
00290   /* Don't run when savegame version is higher than or equal to 123. */
00291   if (!CheckSavegameVersion(123)) return;
00292 
00293   Station *st;
00294   FOR_ALL_STATIONS(st) {
00295     if (!CheckSavegameVersion(68)) {
00296       for (CargoID i = 0; i < NUM_CARGO; i++) {
00297         GoodsEntry *ge = &st->goods[i];
00298         SlObject(ge, GetGoodsDesc());
00299       }
00300     }
00301     SlObject(st, _old_station_desc);
00302   }
00303 }
00304 
00305 
00306 static const SaveLoad _base_station_desc[] = {
00307         SLE_VAR(BaseStation, xy,                     SLE_UINT32),
00308         SLE_REF(BaseStation, town,                   REF_TOWN),
00309         SLE_VAR(BaseStation, string_id,              SLE_STRINGID),
00310         SLE_STR(BaseStation, name,                   SLE_STR, 0),
00311         SLE_VAR(BaseStation, delete_ctr,             SLE_UINT8),
00312         SLE_VAR(BaseStation, owner,                  SLE_UINT8),
00313         SLE_VAR(BaseStation, facilities,             SLE_UINT8),
00314         SLE_VAR(BaseStation, build_date,             SLE_INT32),
00315 
00316   /* Used by newstations for graphic variations */
00317         SLE_VAR(BaseStation, random_bits,            SLE_UINT16),
00318         SLE_VAR(BaseStation, waiting_triggers,       SLE_UINT8),
00319         SLE_VAR(BaseStation, num_specs,              SLE_UINT8),
00320 
00321         SLE_END()
00322 };
00323 
00324 static const SaveLoad _station_desc[] = {
00325   SLE_WRITEBYTE(Station, facilities,                 FACIL_NONE),
00326   SLE_ST_INCLUDE(),
00327 
00328         SLE_VAR(Station, train_station.tile,         SLE_UINT32),
00329         SLE_VAR(Station, train_station.w,            SLE_UINT8),
00330         SLE_VAR(Station, train_station.h,            SLE_UINT8),
00331 
00332         SLE_REF(Station, bus_stops,                  REF_ROADSTOPS),
00333         SLE_REF(Station, truck_stops,                REF_ROADSTOPS),
00334         SLE_VAR(Station, dock_tile,                  SLE_UINT32),
00335         SLE_VAR(Station, airport_tile,               SLE_UINT32),
00336         SLE_VAR(Station, airport_type,               SLE_UINT8),
00337         SLE_VAR(Station, airport_flags,              SLE_UINT64),
00338 
00339         SLE_VAR(Station, indtype,                    SLE_UINT8),
00340 
00341         SLE_VAR(Station, time_since_load,            SLE_UINT8),
00342         SLE_VAR(Station, time_since_unload,          SLE_UINT8),
00343         SLE_VAR(Station, last_vehicle_type,          SLE_UINT8),
00344         SLE_VAR(Station, had_vehicle_of_type,        SLE_UINT8),
00345         SLE_LST(Station, loading_vehicles,           REF_VEHICLE),
00346     SLE_CONDVAR(Station, always_accepted,            SLE_UINT32, 127, SL_MAX_VERSION),
00347 
00348         SLE_END()
00349 };
00350 
00351 static const SaveLoad _waypoint_desc[] = {
00352   SLE_WRITEBYTE(Waypoint, facilities,                FACIL_WAYPOINT),
00353   SLE_ST_INCLUDE(),
00354 
00355         SLE_VAR(Waypoint, town_cn,                   SLE_UINT16),
00356 
00357     SLE_CONDVAR(Waypoint, train_station.tile,        SLE_UINT32,                  124, SL_MAX_VERSION),
00358     SLE_CONDVAR(Waypoint, train_station.w,           SLE_UINT8,                   124, SL_MAX_VERSION),
00359     SLE_CONDVAR(Waypoint, train_station.h,           SLE_UINT8,                   124, SL_MAX_VERSION),
00360 
00361         SLE_END()
00362 };
00363 
00368 const SaveLoad *GetBaseStationDescription()
00369 {
00370   return _base_station_desc;
00371 }
00372 
00373 static void RealSave_STNN(BaseStation *bst)
00374 {
00375   bool waypoint = (bst->facilities & FACIL_WAYPOINT) != 0;
00376   SlObject(bst, waypoint ? _waypoint_desc : _station_desc);
00377 
00378   if (!waypoint) {
00379     Station *st = Station::From(bst);
00380     for (CargoID i = 0; i < NUM_CARGO; i++) {
00381       SlObject(&st->goods[i], GetGoodsDesc());
00382     }
00383   }
00384 
00385   for (uint i = 0; i < bst->num_specs; i++) {
00386     SlObject(&bst->speclist[i], _station_speclist_desc);
00387   }
00388 }
00389 
00390 static void Save_STNN()
00391 {
00392   BaseStation *st;
00393   /* Write the stations */
00394   FOR_ALL_BASE_STATIONS(st) {
00395     SlSetArrayIndex(st->index);
00396     SlAutolength((AutolengthProc*)RealSave_STNN, st);
00397   }
00398 }
00399 
00400 static void Load_STNN()
00401 {
00402   int index;
00403 
00404   while ((index = SlIterateArray()) != -1) {
00405     bool waypoint = (SlReadByte() & FACIL_WAYPOINT) != 0;
00406 
00407     BaseStation *bst = waypoint ? (BaseStation *)new (index) Waypoint() : new (index) Station();
00408     SlObject(bst, waypoint ? _waypoint_desc : _station_desc);
00409 
00410     if (!waypoint) {
00411       Station *st = Station::From(bst);
00412       for (CargoID i = 0; i < NUM_CARGO; i++) {
00413         SlObject(&st->goods[i], GetGoodsDesc());
00414       }
00415     }
00416 
00417     if (bst->num_specs != 0) {
00418       /* Allocate speclist memory when loading a game */
00419       bst->speclist = CallocT<StationSpecList>(bst->num_specs);
00420       for (uint i = 0; i < bst->num_specs; i++) {
00421         SlObject(&bst->speclist[i], _station_speclist_desc);
00422       }
00423     }
00424   }
00425 }
00426 
00427 static void Ptrs_STNN()
00428 {
00429   /* Don't run when savegame version lower than 123. */
00430   if (CheckSavegameVersion(123)) return;
00431 
00432   Station *st;
00433   FOR_ALL_STATIONS(st) {
00434     for (CargoID i = 0; i < NUM_CARGO; i++) {
00435       GoodsEntry *ge = &st->goods[i];
00436       SlObject(ge, GetGoodsDesc());
00437     }
00438     SlObject(st, _station_desc);
00439   }
00440 
00441   Waypoint *wp;
00442   FOR_ALL_WAYPOINTS(wp) {
00443     SlObject(wp, _waypoint_desc);
00444   }
00445 }
00446 
00447 static void Save_ROADSTOP()
00448 {
00449   RoadStop *rs;
00450 
00451   FOR_ALL_ROADSTOPS(rs) {
00452     SlSetArrayIndex(rs->index);
00453     SlObject(rs, _roadstop_desc);
00454   }
00455 }
00456 
00457 static void Load_ROADSTOP()
00458 {
00459   int index;
00460 
00461   while ((index = SlIterateArray()) != -1) {
00462     RoadStop *rs = new (index) RoadStop(INVALID_TILE);
00463 
00464     SlObject(rs, _roadstop_desc);
00465   }
00466 }
00467 
00468 static void Ptrs_ROADSTOP()
00469 {
00470   RoadStop *rs;
00471   FOR_ALL_ROADSTOPS(rs) {
00472     SlObject(rs, _roadstop_desc);
00473   }
00474 }
00475 
00476 extern const ChunkHandler _station_chunk_handlers[] = {
00477   { 'STNS', NULL,          Load_STNS,     Ptrs_STNS,     CH_ARRAY },
00478   { 'STNN', Save_STNN,     Load_STNN,     Ptrs_STNN,     CH_ARRAY },
00479   { 'ROAD', Save_ROADSTOP, Load_ROADSTOP, Ptrs_ROADSTOP, CH_ARRAY | CH_LAST},
00480 };

Generated on Sat Dec 26 20:06:04 2009 for OpenTTD by  doxygen 1.5.6