OpenTTD
station_sl.cpp
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1 /* $Id: station_sl.cpp 27770 2017-03-05 17:06:14Z fonsinchen $ */
2 
3 /*
4  * This file is part of OpenTTD.
5  * 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.
6  * 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.
7  * 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/>.
8  */
9 
12 #include "../stdafx.h"
13 #include "../station_base.h"
14 #include "../waypoint_base.h"
15 #include "../roadstop_base.h"
16 #include "../vehicle_base.h"
17 #include "../newgrf_station.h"
18 
19 #include "saveload.h"
20 #include "table/strings.h"
21 
22 #include "../safeguards.h"
23 
28 static void UpdateWaypointOrder(Order *o)
29 {
30  if (!o->IsType(OT_GOTO_STATION)) return;
31 
32  const Station *st = Station::Get(o->GetDestination());
33  if ((st->had_vehicle_of_type & HVOT_WAYPOINT) == 0) return;
34 
36 }
37 
43 {
44  /* Buoy orders become waypoint orders */
45  OrderList *ol;
46  FOR_ALL_ORDER_LISTS(ol) {
48  if (vt != VEH_SHIP && vt != VEH_TRAIN) continue;
49 
50  for (Order *o = ol->GetFirstOrder(); o != NULL; o = o->next) UpdateWaypointOrder(o);
51  }
52 
53  Vehicle *v;
54  FOR_ALL_VEHICLES(v) {
55  VehicleType vt = v->type;
56  if (vt != VEH_SHIP && vt != VEH_TRAIN) continue;
57 
59  }
60 
61  /* Now make the stations waypoints */
62  Station *st;
63  FOR_ALL_STATIONS(st) {
64  if ((st->had_vehicle_of_type & HVOT_WAYPOINT) == 0) continue;
65 
66  StationID index = st->index;
67  TileIndex xy = st->xy;
68  Town *town = st->town;
69  StringID string_id = st->string_id;
70  char *name = st->name;
71  st->name = NULL;
72  Date build_date = st->build_date;
73  /* TTDPatch could use "buoys with rail station" for rail waypoints */
74  bool train = st->train_station.tile != INVALID_TILE;
75  TileArea train_st = st->train_station;
76 
77  /* Delete the station, so we can make it a real waypoint. */
78  delete st;
79 
80  /* Stations and waypoints are in the same pool, so if a station
81  * is deleted there must be place for a Waypoint. */
82  assert(Waypoint::CanAllocateItem());
83  Waypoint *wp = new (index) Waypoint(xy);
84  wp->town = town;
85  wp->string_id = train ? STR_SV_STNAME_WAYPOINT : STR_SV_STNAME_BUOY;
86  wp->name = name;
87  wp->delete_ctr = 0; // Just reset delete counter for once.
88  wp->build_date = build_date;
89  wp->owner = train ? GetTileOwner(xy) : OWNER_NONE;
90 
91  if (IsInsideBS(string_id, STR_SV_STNAME_BUOY, 9)) wp->town_cn = string_id - STR_SV_STNAME_BUOY;
92 
93  if (train) {
94  /* When we make a rail waypoint of the station, convert the map as well. */
95  TILE_AREA_LOOP(t, train_st) {
96  if (!IsTileType(t, MP_STATION) || GetStationIndex(t) != index) continue;
97 
98  SB(_me[t].m6, 3, 3, STATION_WAYPOINT);
99  wp->rect.BeforeAddTile(t, StationRect::ADD_FORCE);
100  }
101 
102  wp->train_station = train_st;
103  wp->facilities |= FACIL_TRAIN;
104  } else if (IsBuoyTile(xy) && GetStationIndex(xy) == index) {
105  wp->rect.BeforeAddTile(xy, StationRect::ADD_FORCE);
106  wp->facilities |= FACIL_DOCK;
107  }
108  }
109 }
110 
111 void AfterLoadStations()
112 {
113  /* Update the speclists of all stations to point to the currently loaded custom stations. */
114  BaseStation *st;
115  FOR_ALL_BASE_STATIONS(st) {
116  for (uint i = 0; i < st->num_specs; i++) {
117  if (st->speclist[i].grfid == 0) continue;
118 
119  st->speclist[i].spec = StationClass::GetByGrf(st->speclist[i].grfid, st->speclist[i].localidx, NULL);
120  }
121 
122  if (Station::IsExpected(st)) {
123  Station *sta = Station::From(st);
124  for (const RoadStop *rs = sta->bus_stops; rs != NULL; rs = rs->next) sta->bus_station.Add(rs->xy);
125  for (const RoadStop *rs = sta->truck_stops; rs != NULL; rs = rs->next) sta->truck_station.Add(rs->xy);
126  }
127 
129  }
130 }
131 
136 {
137  /* First construct the drive through entries */
138  RoadStop *rs;
139  FOR_ALL_ROADSTOPS(rs) {
141  }
142  /* And then rebuild the data in those entries */
143  FOR_ALL_ROADSTOPS(rs) {
144  if (!HasBit(rs->status, RoadStop::RSSFB_BASE_ENTRY)) continue;
145 
146  rs->GetEntry(DIAGDIR_NE)->Rebuild(rs);
147  rs->GetEntry(DIAGDIR_NW)->Rebuild(rs);
148  }
149 }
150 
151 static const SaveLoad _roadstop_desc[] = {
152  SLE_VAR(RoadStop, xy, SLE_UINT32),
153  SLE_CONDNULL(1, 0, 44),
154  SLE_VAR(RoadStop, status, SLE_UINT8),
155  /* Index was saved in some versions, but this is not needed */
156  SLE_CONDNULL(4, 0, 8),
157  SLE_CONDNULL(2, 0, 44),
158  SLE_CONDNULL(1, 0, 25),
159 
161  SLE_CONDNULL(2, 0, 44),
162 
163  SLE_CONDNULL(4, 0, 24),
164  SLE_CONDNULL(1, 25, 25),
165 
166  SLE_END()
167 };
168 
169 static const SaveLoad _old_station_desc[] = {
170  SLE_CONDVAR(Station, xy, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
171  SLE_CONDVAR(Station, xy, SLE_UINT32, 6, SL_MAX_VERSION),
172  SLE_CONDNULL(4, 0, 5),
173  SLE_CONDVAR(Station, train_station.tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
174  SLE_CONDVAR(Station, train_station.tile, SLE_UINT32, 6, SL_MAX_VERSION),
175  SLE_CONDVAR(Station, airport.tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
176  SLE_CONDVAR(Station, airport.tile, SLE_UINT32, 6, SL_MAX_VERSION),
177  SLE_CONDVAR(Station, dock_tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
178  SLE_CONDVAR(Station, dock_tile, SLE_UINT32, 6, SL_MAX_VERSION),
179  SLE_REF(Station, town, REF_TOWN),
180  SLE_VAR(Station, train_station.w, SLE_FILE_U8 | SLE_VAR_U16),
181  SLE_CONDVAR(Station, train_station.h, SLE_FILE_U8 | SLE_VAR_U16, 2, SL_MAX_VERSION),
182 
183  SLE_CONDNULL(1, 0, 3),
184 
185  SLE_VAR(Station, string_id, SLE_STRINGID),
187  SLE_CONDVAR(Station, indtype, SLE_UINT8, 103, SL_MAX_VERSION),
188  SLE_CONDVAR(Station, had_vehicle_of_type, SLE_FILE_U16 | SLE_VAR_U8, 0, 121),
189  SLE_CONDVAR(Station, had_vehicle_of_type, SLE_UINT8, 122, SL_MAX_VERSION),
190 
191  SLE_VAR(Station, time_since_load, SLE_UINT8),
192  SLE_VAR(Station, time_since_unload, SLE_UINT8),
193  SLE_VAR(Station, delete_ctr, SLE_UINT8),
194  SLE_VAR(Station, owner, SLE_UINT8),
195  SLE_VAR(Station, facilities, SLE_UINT8),
196  SLE_VAR(Station, airport.type, SLE_UINT8),
197 
198  SLE_CONDNULL(2, 0, 5),
199  SLE_CONDNULL(1, 0, 4),
200 
201  SLE_CONDVAR(Station, airport.flags, SLE_VAR_U64 | SLE_FILE_U16, 0, 2),
202  SLE_CONDVAR(Station, airport.flags, SLE_VAR_U64 | SLE_FILE_U32, 3, 45),
203  SLE_CONDVAR(Station, airport.flags, SLE_UINT64, 46, SL_MAX_VERSION),
204 
205  SLE_CONDNULL(2, 0, 25),
206  SLE_CONDVAR(Station, last_vehicle_type, SLE_UINT8, 26, SL_MAX_VERSION),
207 
208  SLE_CONDNULL(2, 3, 25),
209  SLE_CONDVAR(Station, build_date, SLE_FILE_U16 | SLE_VAR_I32, 3, 30),
210  SLE_CONDVAR(Station, build_date, SLE_INT32, 31, SL_MAX_VERSION),
211 
213  SLE_CONDREF(Station, truck_stops, REF_ROADSTOPS, 6, SL_MAX_VERSION),
214 
215  /* Used by newstations for graphic variations */
216  SLE_CONDVAR(Station, random_bits, SLE_UINT16, 27, SL_MAX_VERSION),
217  SLE_CONDVAR(Station, waiting_triggers, SLE_UINT8, 27, SL_MAX_VERSION),
218  SLE_CONDVAR(Station, num_specs, SLE_UINT8, 27, SL_MAX_VERSION),
219 
220  SLE_CONDLST(Station, loading_vehicles, REF_VEHICLE, 57, SL_MAX_VERSION),
221 
222  /* reserve extra space in savegame here. (currently 32 bytes) */
224 
225  SLE_END()
226 };
227 
228 static uint16 _waiting_acceptance;
229 static uint32 _num_flows;
230 static uint16 _cargo_source;
231 static uint32 _cargo_source_xy;
232 static uint8 _cargo_days;
233 static Money _cargo_feeder_share;
234 
235 static const SaveLoad _station_speclist_desc[] = {
236  SLE_CONDVAR(StationSpecList, grfid, SLE_UINT32, 27, SL_MAX_VERSION),
237  SLE_CONDVAR(StationSpecList, localidx, SLE_UINT8, 27, SL_MAX_VERSION),
238 
239  SLE_END()
240 };
241 
242 std::list<CargoPacket *> _packets;
243 uint32 _num_dests;
244 
245 struct FlowSaveLoad {
246  FlowSaveLoad() : source(0), via(0), share(0), restricted(false) {}
247  StationID source;
248  StationID via;
249  uint32 share;
250  bool restricted;
251 };
252 
253 static const SaveLoad _flow_desc[] = {
254  SLE_VAR(FlowSaveLoad, source, SLE_UINT16),
255  SLE_VAR(FlowSaveLoad, via, SLE_UINT16),
256  SLE_VAR(FlowSaveLoad, share, SLE_UINT32),
257  SLE_CONDVAR(FlowSaveLoad, restricted, SLE_BOOL, 187, SL_MAX_VERSION),
258  SLE_END()
259 };
260 
267 {
268  static const SaveLoad goods_desc[] = {
269  SLEG_CONDVAR( _waiting_acceptance, SLE_UINT16, 0, 67),
270  SLE_CONDVAR(GoodsEntry, status, SLE_UINT8, 68, SL_MAX_VERSION),
271  SLE_CONDNULL(2, 51, 67),
272  SLE_VAR(GoodsEntry, time_since_pickup, SLE_UINT8),
273  SLE_VAR(GoodsEntry, rating, SLE_UINT8),
274  SLEG_CONDVAR( _cargo_source, SLE_FILE_U8 | SLE_VAR_U16, 0, 6),
275  SLEG_CONDVAR( _cargo_source, SLE_UINT16, 7, 67),
276  SLEG_CONDVAR( _cargo_source_xy, SLE_UINT32, 44, 67),
277  SLEG_CONDVAR( _cargo_days, SLE_UINT8, 0, 67),
278  SLE_VAR(GoodsEntry, last_speed, SLE_UINT8),
279  SLE_VAR(GoodsEntry, last_age, SLE_UINT8),
280  SLEG_CONDVAR( _cargo_feeder_share, SLE_FILE_U32 | SLE_VAR_I64, 14, 64),
281  SLEG_CONDVAR( _cargo_feeder_share, SLE_INT64, 65, 67),
282  SLE_CONDVAR(GoodsEntry, amount_fract, SLE_UINT8, 150, SL_MAX_VERSION),
283  SLEG_CONDLST( _packets, REF_CARGO_PACKET, 68, 182),
284  SLEG_CONDVAR( _num_dests, SLE_UINT32, 183, SL_MAX_VERSION),
285  SLE_CONDVAR(GoodsEntry, cargo.reserved_count, SLE_UINT, 181, SL_MAX_VERSION),
286  SLE_CONDVAR(GoodsEntry, link_graph, SLE_UINT16, 183, SL_MAX_VERSION),
287  SLE_CONDVAR(GoodsEntry, node, SLE_UINT16, 183, SL_MAX_VERSION),
288  SLEG_CONDVAR( _num_flows, SLE_UINT32, 183, SL_MAX_VERSION),
289  SLE_CONDVAR(GoodsEntry, max_waiting_cargo, SLE_UINT32, 183, SL_MAX_VERSION),
290  SLE_END()
291  };
292 
293  return goods_desc;
294 }
295 
296 typedef std::pair<const StationID, std::list<CargoPacket *> > StationCargoPair;
297 
298 static const SaveLoad _cargo_list_desc[] = {
299  SLE_VAR(StationCargoPair, first, SLE_UINT16),
300  SLE_LST(StationCargoPair, second, REF_CARGO_PACKET),
301  SLE_END()
302 };
303 
309 static void SwapPackets(GoodsEntry *ge)
310 {
311  StationCargoPacketMap &ge_packets = const_cast<StationCargoPacketMap &>(*ge->cargo.Packets());
312 
313  if (_packets.empty()) {
314  std::map<StationID, std::list<CargoPacket *> >::iterator it(ge_packets.find(INVALID_STATION));
315  if (it == ge_packets.end()) {
316  return;
317  } else {
318  it->second.swap(_packets);
319  }
320  } else {
321  assert(ge_packets[INVALID_STATION].empty());
322  ge_packets[INVALID_STATION].swap(_packets);
323  }
324 }
325 
326 static void Load_STNS()
327 {
328  _cargo_source_xy = 0;
329  _cargo_days = 0;
330  _cargo_feeder_share = 0;
331 
332  int index;
333  while ((index = SlIterateArray()) != -1) {
334  Station *st = new (index) Station();
335 
336  SlObject(st, _old_station_desc);
337 
338  _waiting_acceptance = 0;
339 
340  uint num_cargo = IsSavegameVersionBefore(55) ? 12 : NUM_CARGO;
341  for (CargoID i = 0; i < num_cargo; i++) {
342  GoodsEntry *ge = &st->goods[i];
343  SlObject(ge, GetGoodsDesc());
344  SwapPackets(ge);
345  if (IsSavegameVersionBefore(68)) {
346  SB(ge->status, GoodsEntry::GES_ACCEPTANCE, 1, HasBit(_waiting_acceptance, 15));
347  if (GB(_waiting_acceptance, 0, 12) != 0) {
348  /* In old versions, enroute_from used 0xFF as INVALID_STATION */
349  StationID source = (IsSavegameVersionBefore(7) && _cargo_source == 0xFF) ? INVALID_STATION : _cargo_source;
350 
351  /* Make sure we can allocate the CargoPacket. This is safe
352  * as there can only be ~64k stations and 32 cargoes in these
353  * savegame versions. As the CargoPacketPool has more than
354  * 16 million entries; it fits by an order of magnitude. */
356 
357  /* Don't construct the packet with station here, because that'll fail with old savegames */
358  CargoPacket *cp = new CargoPacket(GB(_waiting_acceptance, 0, 12), _cargo_days, source, _cargo_source_xy, _cargo_source_xy, _cargo_feeder_share);
359  ge->cargo.Append(cp, INVALID_STATION);
360  SB(ge->status, GoodsEntry::GES_RATING, 1, 1);
361  }
362  }
363  }
364 
365  if (st->num_specs != 0) {
366  /* Allocate speclist memory when loading a game */
367  st->speclist = CallocT<StationSpecList>(st->num_specs);
368  for (uint i = 0; i < st->num_specs; i++) {
369  SlObject(&st->speclist[i], _station_speclist_desc);
370  }
371  }
372  }
373 }
374 
375 static void Ptrs_STNS()
376 {
377  /* Don't run when savegame version is higher than or equal to 123. */
378  if (!IsSavegameVersionBefore(123)) return;
379 
380  Station *st;
381  FOR_ALL_STATIONS(st) {
382  if (!IsSavegameVersionBefore(68)) {
383  for (CargoID i = 0; i < NUM_CARGO; i++) {
384  GoodsEntry *ge = &st->goods[i];
385  SwapPackets(ge);
386  SlObject(ge, GetGoodsDesc());
387  SwapPackets(ge);
388  }
389  }
390  SlObject(st, _old_station_desc);
391  }
392 }
393 
394 
395 static const SaveLoad _base_station_desc[] = {
396  SLE_VAR(BaseStation, xy, SLE_UINT32),
397  SLE_REF(BaseStation, town, REF_TOWN),
398  SLE_VAR(BaseStation, string_id, SLE_STRINGID),
400  SLE_VAR(BaseStation, delete_ctr, SLE_UINT8),
401  SLE_VAR(BaseStation, owner, SLE_UINT8),
402  SLE_VAR(BaseStation, facilities, SLE_UINT8),
403  SLE_VAR(BaseStation, build_date, SLE_INT32),
404 
405  /* Used by newstations for graphic variations */
406  SLE_VAR(BaseStation, random_bits, SLE_UINT16),
407  SLE_VAR(BaseStation, waiting_triggers, SLE_UINT8),
408  SLE_VAR(BaseStation, num_specs, SLE_UINT8),
409 
410  SLE_END()
411 };
412 
413 static OldPersistentStorage _old_st_persistent_storage;
414 
415 static const SaveLoad _station_desc[] = {
416  SLE_WRITEBYTE(Station, facilities, FACIL_NONE),
417  SLE_ST_INCLUDE(),
418 
419  SLE_VAR(Station, train_station.tile, SLE_UINT32),
420  SLE_VAR(Station, train_station.w, SLE_FILE_U8 | SLE_VAR_U16),
421  SLE_VAR(Station, train_station.h, SLE_FILE_U8 | SLE_VAR_U16),
422 
423  SLE_REF(Station, bus_stops, REF_ROADSTOPS),
424  SLE_REF(Station, truck_stops, REF_ROADSTOPS),
425  SLE_VAR(Station, dock_tile, SLE_UINT32),
426  SLE_VAR(Station, airport.tile, SLE_UINT32),
427  SLE_CONDVAR(Station, airport.w, SLE_FILE_U8 | SLE_VAR_U16, 140, SL_MAX_VERSION),
428  SLE_CONDVAR(Station, airport.h, SLE_FILE_U8 | SLE_VAR_U16, 140, SL_MAX_VERSION),
429  SLE_VAR(Station, airport.type, SLE_UINT8),
430  SLE_CONDVAR(Station, airport.layout, SLE_UINT8, 145, SL_MAX_VERSION),
431  SLE_VAR(Station, airport.flags, SLE_UINT64),
432  SLE_CONDVAR(Station, airport.rotation, SLE_UINT8, 145, SL_MAX_VERSION),
433  SLEG_CONDARR(_old_st_persistent_storage.storage, SLE_UINT32, 16, 145, 160),
434  SLE_CONDREF(Station, airport.psa, REF_STORAGE, 161, SL_MAX_VERSION),
435 
436  SLE_VAR(Station, indtype, SLE_UINT8),
437 
438  SLE_VAR(Station, time_since_load, SLE_UINT8),
439  SLE_VAR(Station, time_since_unload, SLE_UINT8),
440  SLE_VAR(Station, last_vehicle_type, SLE_UINT8),
441  SLE_VAR(Station, had_vehicle_of_type, SLE_UINT8),
442  SLE_LST(Station, loading_vehicles, REF_VEHICLE),
443  SLE_CONDVAR(Station, always_accepted, SLE_UINT32, 127, SL_MAX_VERSION),
444 
445  SLE_END()
446 };
447 
448 static const SaveLoad _waypoint_desc[] = {
449  SLE_WRITEBYTE(Waypoint, facilities, FACIL_WAYPOINT),
450  SLE_ST_INCLUDE(),
451 
452  SLE_VAR(Waypoint, town_cn, SLE_UINT16),
453 
454  SLE_CONDVAR(Waypoint, train_station.tile, SLE_UINT32, 124, SL_MAX_VERSION),
455  SLE_CONDVAR(Waypoint, train_station.w, SLE_FILE_U8 | SLE_VAR_U16, 124, SL_MAX_VERSION),
456  SLE_CONDVAR(Waypoint, train_station.h, SLE_FILE_U8 | SLE_VAR_U16, 124, SL_MAX_VERSION),
457 
458  SLE_END()
459 };
460 
466 {
467  return _base_station_desc;
468 }
469 
470 static void RealSave_STNN(BaseStation *bst)
471 {
472  bool waypoint = (bst->facilities & FACIL_WAYPOINT) != 0;
473  SlObject(bst, waypoint ? _waypoint_desc : _station_desc);
474 
475  if (!waypoint) {
476  Station *st = Station::From(bst);
477  for (CargoID i = 0; i < NUM_CARGO; i++) {
478  _num_dests = (uint32)st->goods[i].cargo.Packets()->MapSize();
479  _num_flows = 0;
480  for (FlowStatMap::const_iterator it(st->goods[i].flows.begin()); it != st->goods[i].flows.end(); ++it) {
481  _num_flows += (uint32)it->second.GetShares()->size();
482  }
483  SlObject(&st->goods[i], GetGoodsDesc());
484  for (FlowStatMap::const_iterator outer_it(st->goods[i].flows.begin()); outer_it != st->goods[i].flows.end(); ++outer_it) {
485  const FlowStat::SharesMap *shares = outer_it->second.GetShares();
486  uint32 sum_shares = 0;
487  FlowSaveLoad flow;
488  flow.source = outer_it->first;
489  for (FlowStat::SharesMap::const_iterator inner_it(shares->begin()); inner_it != shares->end(); ++inner_it) {
490  flow.via = inner_it->second;
491  flow.share = inner_it->first - sum_shares;
492  flow.restricted = inner_it->first > outer_it->second.GetUnrestricted();
493  sum_shares = inner_it->first;
494  assert(flow.share > 0);
495  SlObject(&flow, _flow_desc);
496  }
497  }
498  for (StationCargoPacketMap::ConstMapIterator it(st->goods[i].cargo.Packets()->begin()); it != st->goods[i].cargo.Packets()->end(); ++it) {
499  SlObject(const_cast<StationCargoPacketMap::value_type *>(&(*it)), _cargo_list_desc);
500  }
501  }
502  }
503 
504  for (uint i = 0; i < bst->num_specs; i++) {
505  SlObject(&bst->speclist[i], _station_speclist_desc);
506  }
507 }
508 
509 static void Save_STNN()
510 {
511  BaseStation *st;
512  /* Write the stations */
513  FOR_ALL_BASE_STATIONS(st) {
514  SlSetArrayIndex(st->index);
515  SlAutolength((AutolengthProc*)RealSave_STNN, st);
516  }
517 }
518 
519 static void Load_STNN()
520 {
521  _num_flows = 0;
522 
523  int index;
524  while ((index = SlIterateArray()) != -1) {
525  bool waypoint = (SlReadByte() & FACIL_WAYPOINT) != 0;
526 
527  BaseStation *bst = waypoint ? (BaseStation *)new (index) Waypoint() : new (index) Station();
528  SlObject(bst, waypoint ? _waypoint_desc : _station_desc);
529 
530  if (!waypoint) {
531  Station *st = Station::From(bst);
532 
533  /* Before savegame version 161, persistent storages were not stored in a pool. */
535  /* Store the old persistent storage. The GRFID will be added later. */
537  st->airport.psa = new PersistentStorage(0, 0, 0);
538  memcpy(st->airport.psa->storage, _old_st_persistent_storage.storage, sizeof(st->airport.psa->storage));
539  }
540 
541  for (CargoID i = 0; i < NUM_CARGO; i++) {
542  SlObject(&st->goods[i], GetGoodsDesc());
543  FlowSaveLoad flow;
544  FlowStat *fs = NULL;
545  StationID prev_source = INVALID_STATION;
546  for (uint32 j = 0; j < _num_flows; ++j) {
547  SlObject(&flow, _flow_desc);
548  if (fs == NULL || prev_source != flow.source) {
549  fs = &(st->goods[i].flows.insert(std::make_pair(flow.source, FlowStat(flow.via, flow.share, flow.restricted))).first->second);
550  } else {
551  fs->AppendShare(flow.via, flow.share, flow.restricted);
552  }
553  prev_source = flow.source;
554  }
555  if (IsSavegameVersionBefore(183)) {
556  SwapPackets(&st->goods[i]);
557  } else {
558  StationCargoPair pair;
559  for (uint j = 0; j < _num_dests; ++j) {
560  SlObject(&pair, _cargo_list_desc);
561  const_cast<StationCargoPacketMap &>(*(st->goods[i].cargo.Packets()))[pair.first].swap(pair.second);
562  assert(pair.second.empty());
563  }
564  }
565  }
566  }
567 
568  if (bst->num_specs != 0) {
569  /* Allocate speclist memory when loading a game */
570  bst->speclist = CallocT<StationSpecList>(bst->num_specs);
571  for (uint i = 0; i < bst->num_specs; i++) {
572  SlObject(&bst->speclist[i], _station_speclist_desc);
573  }
574  }
575  }
576 }
577 
578 static void Ptrs_STNN()
579 {
580  /* Don't run when savegame version lower than 123. */
581  if (IsSavegameVersionBefore(123)) return;
582 
583  Station *st;
584  FOR_ALL_STATIONS(st) {
585  for (CargoID i = 0; i < NUM_CARGO; i++) {
586  GoodsEntry *ge = &st->goods[i];
587  if (IsSavegameVersionBefore(183)) {
588  SwapPackets(ge);
589  SlObject(ge, GetGoodsDesc());
590  SwapPackets(ge);
591  } else {
592  SlObject(ge, GetGoodsDesc());
593  for (StationCargoPacketMap::ConstMapIterator it = ge->cargo.Packets()->begin(); it != ge->cargo.Packets()->end(); ++it) {
594  SlObject(const_cast<StationCargoPair *>(&(*it)), _cargo_list_desc);
595  }
596  }
597  }
598  SlObject(st, _station_desc);
599  }
600 
601  Waypoint *wp;
602  FOR_ALL_WAYPOINTS(wp) {
603  SlObject(wp, _waypoint_desc);
604  }
605 }
606 
607 static void Save_ROADSTOP()
608 {
609  RoadStop *rs;
610 
611  FOR_ALL_ROADSTOPS(rs) {
612  SlSetArrayIndex(rs->index);
613  SlObject(rs, _roadstop_desc);
614  }
615 }
616 
617 static void Load_ROADSTOP()
618 {
619  int index;
620 
621  while ((index = SlIterateArray()) != -1) {
622  RoadStop *rs = new (index) RoadStop(INVALID_TILE);
623 
624  SlObject(rs, _roadstop_desc);
625  }
626 }
627 
628 static void Ptrs_ROADSTOP()
629 {
630  RoadStop *rs;
631  FOR_ALL_ROADSTOPS(rs) {
632  SlObject(rs, _roadstop_desc);
633  }
634 }
635 
636 extern const ChunkHandler _station_chunk_handlers[] = {
637  { 'STNS', NULL, Load_STNS, Ptrs_STNS, NULL, CH_ARRAY },
638  { 'STNN', Save_STNN, Load_STNN, Ptrs_STNN, NULL, CH_ARRAY },
639  { 'ROAD', Save_ROADSTOP, Load_ROADSTOP, Ptrs_ROADSTOP, NULL, CH_ARRAY | CH_LAST},
640 };
#define SLE_CONDNULL(length, from, to)
Empty space in some savegame versions.
Definition: saveload.h:344
uint16 town_cn
The N-1th waypoint for this town (consecutive number)
Definition: waypoint_base.h:19
byte status
Current status of the Stop,.
Definition: roadstop_base.h:70
TileArea bus_station
Tile area the bus &#39;station&#39; part covers.
Definition: station_base.h:456
#define SLE_CONDSTR(base, variable, type, length, from, to)
Storage of a string in some savegame versions.
Definition: saveload.h:278
#define SLE_CONDREF(base, variable, type, from, to)
Storage of a reference in some savegame versions.
Definition: saveload.h:256
uint8 num_specs
Number of specs in the speclist.
#define SLE_LST(base, variable, type)
Storage of a list in every savegame version.
Definition: saveload.h:330
#define SLE_REF(base, variable, type)
Storage of a reference in every version of a savegame.
Definition: saveload.h:304
TileIndex xy
Position on the map.
Definition: roadstop_base.h:69
void MakeDriveThrough()
Join this road stop to another &#39;base&#39; road stop if possible; fill all necessary data to become an act...
Definition: roadstop.cpp:64
static void UpdateWaypointOrder(Order *o)
Update the buoy orders to be waypoint orders.
Definition: station_sl.cpp:28
TileArea train_station
Tile area the train &#39;station&#39; part covers.
Vehicle data structure.
Definition: vehicle_base.h:212
static bool IsExpected(const BaseStation *st)
Helper for checking whether the given station is of this type.
static bool IsInsideBS(const T x, const uint base, const uint size)
Checks if a value is between a window started at some base point.
Definition: math_func.hpp:250
StationRect rect
NOSAVE: Station spread out rectangle maintained by StationRect::xxx() functions.
Stores station stats for a single cargo.
Definition: station_base.h:170
Tindex index
Index of this pool item.
Definition: pool_type.hpp:147
Northeast, upper right on your monitor.
Load/save a reference to a town.
Definition: saveload.h:84
Representation of a waypoint.
Definition: waypoint_base.h:18
#define SLE_WRITEBYTE(base, variable, value)
Translate values ingame to different values in the savegame and vv.
Definition: saveload.h:347
const SaveLoad * GetBaseStationDescription()
Get the base station description to be used for SL_ST_INCLUDE.
Definition: station_sl.cpp:465
StationCargoList cargo
The cargo packets of cargo waiting in this station.
Definition: station_base.h:255
static bool IsDriveThroughStopTile(TileIndex t)
Is tile t a drive through road stop station?
Definition: station_map.h:234
Town * town
The town this station is associated with.
Vehicle * GetFirstSharedVehicle() const
Get the first vehicle of this vehicle chain.
Definition: order_base.h:337
void MoveBuoysToWaypoints()
Perform all steps to upgrade from the old station buoys to the new version that uses waypoints...
Definition: station_sl.cpp:42
#define SLE_CONDLST(base, variable, type, from, to)
Storage of a list in some savegame versions.
Definition: saveload.h:288
void StationUpdateCachedTriggers(BaseStation *st)
Update the cached animation trigger bitmask for a station.
#define SLEG_CONDARR(variable, type, length, from, to)
Storage of a global array in some savegame versions.
Definition: saveload.h:392
GoodsEntry goods[NUM_CARGO]
Goods at this station.
Definition: station_base.h:472
static T SB(T &x, const uint8 s, const uint8 n, const U d)
Set n bits in x starting at bit s to d.
Station is a waypoint (NewGRF only!)
Definition: station_type.h:74
static Station * From(BaseStation *st)
Converts a BaseStation to SpecializedStation with type checking.
byte delete_ctr
Delete counter. If greater than 0 then it is decremented until it reaches 0; the waypoint is then is ...
Order * next
Pointer to next order. If NULL, end of list.
Definition: order_base.h:51
Load/save a reference to a bus/truck stop.
Definition: saveload.h:86
Station is a waypoint.
Definition: station_type.h:60
Shared order list linking together the linked list of orders and the list of vehicles sharing this or...
Definition: order_base.h:252
Hand-rolled multimap as map of lists.
Definition: multimap.hpp:19
Functions/types related to saving and loading games.
#define SLE_CONDVAR(base, variable, type, from, to)
Storage of a variable in some savegame versions.
Definition: saveload.h:246
static bool IsTileType(TileIndex tile, TileType type)
Checks if a tile is a give tiletype.
Definition: tile_map.h:143
RoadStop * truck_stops
All the truck stops.
Definition: station_base.h:457
This indicates whether a cargo has a rating at the station.
Definition: station_base.h:187
void Add(TileIndex to_add)
Add a single tile to a tile area; enlarge if needed.
Definition: tilearea.cpp:45
const SaveLoad * GetGoodsDesc()
Wrapper function to get the GoodsEntry&#39;s internal structure while some of the variables itself are pr...
Definition: station_sl.cpp:266
allow control codes in the strings
Definition: saveload.h:184
VehicleType
Available vehicle types.
Definition: vehicle_type.h:21
bool IsType(OrderType type) const
Check whether this order is of the given type.
Definition: order_base.h:63
TileArea truck_station
Tile area the truck &#39;station&#39; part covers.
Definition: station_base.h:458
static Owner GetTileOwner(TileIndex tile)
Returns the owner of a tile.
Definition: tile_map.h:171
byte status
Status of this cargo, see GoodsEntryStatus.
Definition: station_base.h:226
Container for cargo from the same location and time.
Definition: cargopacket.h:44
#define TILE_AREA_LOOP(var, ta)
A loop which iterates over the tiles of a TileArea.
TileExtended * _me
Extended Tiles of the map.
Definition: map.cpp:33
struct RoadStop * next
Next stop of the given type at this station.
Definition: roadstop_base.h:71
TYPE storage[SIZE]
Memory to for the storage array.
static bool IsBuoyTile(TileIndex t)
Is tile t a buoy tile?
Definition: station_map.h:317
Represents the covered area of e.g.
Definition: tilearea_type.h:18
Class for pooled persistent storage of data.
Order * GetFirstOrder() const
Get the first order of the order chain.
Definition: order_base.h:290
StationSpecList * speclist
List of station specs of this station.
The tile has no ownership.
Definition: company_type.h:27
Northwest.
PersistentStorage * psa
Persistent storage for NewGRF airports.
Definition: station_base.h:313
StationFacilityByte facilities
The facilities that this station has.
#define SL_MAX_VERSION
Highest possible savegame version.
Definition: saveload.h:96
static bool IsSavegameVersionBefore(uint16 major, byte minor=0)
Checks whether the savegame is below major.
Definition: saveload.h:465
Station with a dock.
Definition: station_type.h:59
byte SlReadByte()
Wrapper for reading a byte from the buffer.
Definition: saveload.cpp:605
uint32 StringID
Numeric value that represents a string, independent of the selected language.
Definition: strings_type.h:18
int SlIterateArray()
Iterate through the elements of an array and read the whole thing.
Definition: saveload.cpp:828
Load/save a reference to a vehicle.
Definition: saveload.h:82
RoadStop * bus_stops
All the road stops.
Definition: station_base.h:455
Handlers and description of chunk.
Definition: saveload.h:66
static void SwapPackets(GoodsEntry *ge)
Swap the temporary packets with the packets without specific destination in the given goods entry...
Definition: station_sl.cpp:309
Ship vehicle type.
Definition: vehicle_type.h:26
FlowStatMap flows
Planned flows through this station.
Definition: station_base.h:259
#define SLEG_CONDVAR(variable, type, from, to)
Storage of a global variable in some savegame versions.
Definition: saveload.h:373
Maximal number of cargo types in a game.
Definition: cargo_type.h:66
TileIndex tile
The base tile of the area.
Definition: tilearea_type.h:19
OwnerByte owner
The owner of this station.
#define SLE_END()
End marker of a struct/class save or load.
Definition: saveload.h:353
static StationID GetStationIndex(TileIndex t)
Get StationID from a tile.
Definition: station_map.h:29
Load/save a reference to a cargo packet.
Definition: saveload.h:88
DestinationID GetDestination() const
Gets the destination of this order.
Definition: order_base.h:96
size_t MapSize() const
Count the number of ranges with equal keys in this MultiMap.
Definition: multimap.hpp:352
uint32 TileIndex
The index/ID of a Tile.
Definition: tile_type.h:80
TileIndex xy
Base tile of the station.
static uint GB(const T x, const uint8 s, const uint8 n)
Fetch n bits from x, started at bit s.
void AppendShare(StationID st, uint flow, bool restricted=false)
Add some flow to the end of the shares map.
Definition: station_base.h:70
A tile of a station.
Definition: tile_type.h:48
void SlObject(void *object, const SaveLoad *sld)
Main SaveLoad function.
Definition: saveload.cpp:1612
Town data structure.
Definition: town.h:55
Station with train station.
Definition: station_type.h:55
static bool CanAllocateItem(size_t n=1)
Helper functions so we can use PoolItem::Function() instead of _poolitem_pool.Function() ...
Definition: pool_type.hpp:216
Flow statistics telling how much flow should be sent along a link.
Definition: station_base.h:36
const Entry * GetEntry(DiagDirection dir) const
Get the drive through road stop entry struct for the given direction.
A Stop for a Road Vehicle.
Definition: roadstop_base.h:24
uint8 localidx
Station ID within GRF of station.
void SlAutolength(AutolengthProc *proc, void *arg)
Do something of which I have no idea what it is :P.
Definition: saveload.cpp:1640
int32 Date
The type to store our dates in.
Definition: date_type.h:16
Airport airport
Tile area the airport covers.
Definition: station_base.h:460
void MakeGoToWaypoint(StationID destination)
Makes this order a Go To Waypoint order.
Definition: order_cmd.cpp:105
SaveLoad type struct.
Definition: saveload.h:208
#define SLE_VAR(base, variable, type)
Storage of a variable in every version of a savegame.
Definition: saveload.h:296
const Tcont * Packets() const
Returns a pointer to the cargo packet list (so you can iterate over it etc).
Definition: cargopacket.h:261
static bool HasBit(const T x, const uint8 y)
Checks if a bit in a value is set.
#define FOR_ALL_VEHICLES(var)
Iterate over all vehicles.
Definition: vehicle_base.h:986
static const TileIndex INVALID_TILE
The very nice invalid tile marker.
Definition: tile_type.h:85
#define SLE_STR(base, variable, type, length)
Storage of a string in every savegame version.
Definition: saveload.h:322
byte CargoID
Cargo slots to indicate a cargo type within a game.
Definition: cargo_type.h:22
Non-zero when the entries on this road stop are the primary, i.e. the ones to delete.
Definition: roadstop_base.h:29
void Rebuild(const RoadStop *rs, int side=-1)
Rebuild, from scratch, the vehicles and other metadata on this stop.
Definition: roadstop.cpp:354
static Station * Get(size_t index)
Gets station with given index.
char * name
Custom name.
StringID string_id
Default name (town area) of station.
VehicleTypeByte type
Type of vehicle.
Definition: vehicle_type.h:54
void Append(CargoPacket *cp, StationID next)
Appends the given cargo packet to the range of packets with the same next station.
Base class for all station-ish types.
Station data structure.
Definition: station_base.h:446
Set when the station accepts the cargo currently for final deliveries.
Definition: station_base.h:177
Station with an airport.
Definition: station_type.h:58
Order current_order
The current order (+ status, like: loading)
Definition: vehicle_base.h:318
#define SLEG_CONDLST(variable, type, from, to)
Storage of a global list in some savegame versions.
Definition: saveload.h:411
uint32 grfid
GRF ID of this custom station.
The station has no facilities at all.
Definition: station_type.h:54
#define FOR_ALL_WAYPOINTS(var)
Iterate over all waypoints.
Definition: waypoint_base.h:74
Date build_date
Date of construction.
void AfterLoadRoadStops()
(Re)building of road stop caches after loading a savegame.
Definition: station_sl.cpp:135
Last chunk in this array.
Definition: saveload.h:104
Load/save a reference to a persistent storage.
Definition: saveload.h:90
Train vehicle type.
Definition: vehicle_type.h:24