OpenTTD Source  1.11.0-beta2
station_cmd.cpp
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1 /*
2  * This file is part of OpenTTD.
3  * 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.
4  * 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.
5  * 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/>.
6  */
7 
10 #include "stdafx.h"
11 #include "aircraft.h"
12 #include "bridge_map.h"
13 #include "cmd_helper.h"
14 #include "viewport_func.h"
15 #include "viewport_kdtree.h"
16 #include "command_func.h"
17 #include "town.h"
18 #include "news_func.h"
19 #include "train.h"
20 #include "ship.h"
21 #include "roadveh.h"
22 #include "industry.h"
23 #include "newgrf_cargo.h"
24 #include "newgrf_debug.h"
25 #include "newgrf_station.h"
26 #include "newgrf_canal.h" /* For the buoy */
28 #include "road_internal.h" /* For drawing catenary/checking road removal */
29 #include "autoslope.h"
30 #include "water.h"
31 #include "strings_func.h"
32 #include "clear_func.h"
33 #include "date_func.h"
34 #include "vehicle_func.h"
35 #include "string_func.h"
36 #include "animated_tile_func.h"
37 #include "elrail_func.h"
38 #include "station_base.h"
39 #include "station_func.h"
40 #include "station_kdtree.h"
41 #include "roadstop_base.h"
42 #include "newgrf_railtype.h"
43 #include "newgrf_roadtype.h"
44 #include "waypoint_base.h"
45 #include "waypoint_func.h"
46 #include "pbs.h"
47 #include "debug.h"
48 #include "core/random_func.hpp"
49 #include "company_base.h"
50 #include "table/airporttile_ids.h"
51 #include "newgrf_airporttiles.h"
52 #include "order_backup.h"
53 #include "newgrf_house.h"
54 #include "company_gui.h"
56 #include "linkgraph/refresh.h"
57 #include "widgets/station_widget.h"
58 #include "tunnelbridge_map.h"
59 
60 #include "table/strings.h"
61 
62 #include "safeguards.h"
63 
69 /* static */ const FlowStat::SharesMap FlowStat::empty_sharesmap;
70 
78 {
79  assert(IsTileType(t, MP_STATION));
80 
81  /* If the tile isn't an airport there's no chance it's a hangar. */
82  if (!IsAirport(t)) return false;
83 
84  const Station *st = Station::GetByTile(t);
85  const AirportSpec *as = st->airport.GetSpec();
86 
87  for (uint i = 0; i < as->nof_depots; i++) {
88  if (st->airport.GetHangarTile(i) == t) return true;
89  }
90 
91  return false;
92 }
93 
102 template <class T>
103 CommandCost GetStationAround(TileArea ta, StationID closest_station, CompanyID company, T **st)
104 {
105  ta.Expand(1);
106 
107  /* check around to see if there are any stations there owned by the company */
108  TILE_AREA_LOOP(tile_cur, ta) {
109  if (IsTileType(tile_cur, MP_STATION)) {
110  StationID t = GetStationIndex(tile_cur);
111  if (!T::IsValidID(t) || Station::Get(t)->owner != company) continue;
112  if (closest_station == INVALID_STATION) {
113  closest_station = t;
114  } else if (closest_station != t) {
115  return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
116  }
117  }
118  }
119  *st = (closest_station == INVALID_STATION) ? nullptr : T::Get(closest_station);
120  return CommandCost();
121 }
122 
128 typedef bool (*CMSAMatcher)(TileIndex tile);
129 
137 {
138  int num = 0;
139 
140  for (int dx = -3; dx <= 3; dx++) {
141  for (int dy = -3; dy <= 3; dy++) {
142  TileIndex t = TileAddWrap(tile, dx, dy);
143  if (t != INVALID_TILE && cmp(t)) num++;
144  }
145  }
146 
147  return num;
148 }
149 
155 static bool CMSAMine(TileIndex tile)
156 {
157  /* No industry */
158  if (!IsTileType(tile, MP_INDUSTRY)) return false;
159 
160  const Industry *ind = Industry::GetByTile(tile);
161 
162  /* No extractive industry */
163  if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_EXTRACTIVE) == 0) return false;
164 
165  for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
166  /* The industry extracts something non-liquid, i.e. no oil or plastic, so it is a mine.
167  * Also the production of passengers and mail is ignored. */
168  if (ind->produced_cargo[i] != CT_INVALID &&
170  return true;
171  }
172  }
173 
174  return false;
175 }
176 
182 static bool CMSAWater(TileIndex tile)
183 {
184  return IsTileType(tile, MP_WATER) && IsWater(tile);
185 }
186 
192 static bool CMSATree(TileIndex tile)
193 {
194  return IsTileType(tile, MP_TREES);
195 }
196 
197 #define M(x) ((x) - STR_SV_STNAME)
198 
199 enum StationNaming {
200  STATIONNAMING_RAIL,
201  STATIONNAMING_ROAD,
202  STATIONNAMING_AIRPORT,
203  STATIONNAMING_OILRIG,
204  STATIONNAMING_DOCK,
205  STATIONNAMING_HELIPORT,
206 };
207 
210  uint32 free_names;
211  bool *indtypes;
212 };
213 
222 static bool FindNearIndustryName(TileIndex tile, void *user_data)
223 {
224  /* All already found industry types */
226  if (!IsTileType(tile, MP_INDUSTRY)) return false;
227 
228  /* If the station name is undefined it means that it doesn't name a station */
229  IndustryType indtype = GetIndustryType(tile);
230  if (GetIndustrySpec(indtype)->station_name == STR_UNDEFINED) return false;
231 
232  /* In all cases if an industry that provides a name is found two of
233  * the standard names will be disabled. */
234  sni->free_names &= ~(1 << M(STR_SV_STNAME_OILFIELD) | 1 << M(STR_SV_STNAME_MINES));
235  return !sni->indtypes[indtype];
236 }
237 
238 static StringID GenerateStationName(Station *st, TileIndex tile, StationNaming name_class)
239 {
240  static const uint32 _gen_station_name_bits[] = {
241  0, // STATIONNAMING_RAIL
242  0, // STATIONNAMING_ROAD
243  1U << M(STR_SV_STNAME_AIRPORT), // STATIONNAMING_AIRPORT
244  1U << M(STR_SV_STNAME_OILFIELD), // STATIONNAMING_OILRIG
245  1U << M(STR_SV_STNAME_DOCKS), // STATIONNAMING_DOCK
246  1U << M(STR_SV_STNAME_HELIPORT), // STATIONNAMING_HELIPORT
247  };
248 
249  const Town *t = st->town;
250  uint32 free_names = UINT32_MAX;
251 
252  bool indtypes[NUM_INDUSTRYTYPES];
253  memset(indtypes, 0, sizeof(indtypes));
254 
255  for (const Station *s : Station::Iterate()) {
256  if (s != st && s->town == t) {
257  if (s->indtype != IT_INVALID) {
258  indtypes[s->indtype] = true;
259  StringID name = GetIndustrySpec(s->indtype)->station_name;
260  if (name != STR_UNDEFINED) {
261  /* Filter for other industrytypes with the same name */
262  for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
263  const IndustrySpec *indsp = GetIndustrySpec(it);
264  if (indsp->enabled && indsp->station_name == name) indtypes[it] = true;
265  }
266  }
267  continue;
268  }
269  uint str = M(s->string_id);
270  if (str <= 0x20) {
271  if (str == M(STR_SV_STNAME_FOREST)) {
272  str = M(STR_SV_STNAME_WOODS);
273  }
274  ClrBit(free_names, str);
275  }
276  }
277  }
278 
279  TileIndex indtile = tile;
280  StationNameInformation sni = { free_names, indtypes };
281  if (CircularTileSearch(&indtile, 7, FindNearIndustryName, &sni)) {
282  /* An industry has been found nearby */
283  IndustryType indtype = GetIndustryType(indtile);
284  const IndustrySpec *indsp = GetIndustrySpec(indtype);
285  /* STR_NULL means it only disables oil rig/mines */
286  if (indsp->station_name != STR_NULL) {
287  st->indtype = indtype;
288  return STR_SV_STNAME_FALLBACK;
289  }
290  }
291 
292  /* Oil rigs/mines name could be marked not free by looking for a near by industry. */
293  free_names = sni.free_names;
294 
295  /* check default names */
296  uint32 tmp = free_names & _gen_station_name_bits[name_class];
297  if (tmp != 0) return STR_SV_STNAME + FindFirstBit(tmp);
298 
299  /* check mine? */
300  if (HasBit(free_names, M(STR_SV_STNAME_MINES))) {
301  if (CountMapSquareAround(tile, CMSAMine) >= 2) {
302  return STR_SV_STNAME_MINES;
303  }
304  }
305 
306  /* check close enough to town to get central as name? */
307  if (DistanceMax(tile, t->xy) < 8) {
308  if (HasBit(free_names, M(STR_SV_STNAME))) return STR_SV_STNAME;
309 
310  if (HasBit(free_names, M(STR_SV_STNAME_CENTRAL))) return STR_SV_STNAME_CENTRAL;
311  }
312 
313  /* Check lakeside */
314  if (HasBit(free_names, M(STR_SV_STNAME_LAKESIDE)) &&
315  DistanceFromEdge(tile) < 20 &&
316  CountMapSquareAround(tile, CMSAWater) >= 5) {
317  return STR_SV_STNAME_LAKESIDE;
318  }
319 
320  /* Check woods */
321  if (HasBit(free_names, M(STR_SV_STNAME_WOODS)) && (
322  CountMapSquareAround(tile, CMSATree) >= 8 ||
324  ) {
325  return _settings_game.game_creation.landscape == LT_TROPIC ? STR_SV_STNAME_FOREST : STR_SV_STNAME_WOODS;
326  }
327 
328  /* check elevation compared to town */
329  int z = GetTileZ(tile);
330  int z2 = GetTileZ(t->xy);
331  if (z < z2) {
332  if (HasBit(free_names, M(STR_SV_STNAME_VALLEY))) return STR_SV_STNAME_VALLEY;
333  } else if (z > z2) {
334  if (HasBit(free_names, M(STR_SV_STNAME_HEIGHTS))) return STR_SV_STNAME_HEIGHTS;
335  }
336 
337  /* check direction compared to town */
338  static const int8 _direction_and_table[] = {
339  ~( (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
340  ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
341  ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
342  ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) ),
343  };
344 
345  free_names &= _direction_and_table[
346  (TileX(tile) < TileX(t->xy)) +
347  (TileY(tile) < TileY(t->xy)) * 2];
348 
349  tmp = free_names & ((1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) | (1 << 6) | (1 << 7) | (1 << 12) | (1 << 26) | (1 << 27) | (1 << 28) | (1 << 29) | (1 << 30));
350  return (tmp == 0) ? STR_SV_STNAME_FALLBACK : (STR_SV_STNAME + FindFirstBit(tmp));
351 }
352 #undef M
353 
360 {
361  uint threshold = 8;
362 
363  Station *best_station = nullptr;
364  ForAllStationsRadius(tile, threshold, [&](Station *st) {
365  if (!st->IsInUse() && st->owner == _current_company) {
366  uint cur_dist = DistanceManhattan(tile, st->xy);
367 
368  if (cur_dist < threshold) {
369  threshold = cur_dist;
370  best_station = st;
371  } else if (cur_dist == threshold && best_station != nullptr) {
372  /* In case of a tie, lowest station ID wins */
373  if (st->index < best_station->index) best_station = st;
374  }
375  }
376  });
377 
378  return best_station;
379 }
380 
381 
383 {
384  switch (type) {
385  case STATION_RAIL:
386  *ta = this->train_station;
387  return;
388 
389  case STATION_AIRPORT:
390  *ta = this->airport;
391  return;
392 
393  case STATION_TRUCK:
394  *ta = this->truck_station;
395  return;
396 
397  case STATION_BUS:
398  *ta = this->bus_station;
399  return;
400 
401  case STATION_DOCK:
402  case STATION_OILRIG:
403  *ta = this->docking_station;
404  return;
405 
406  default: NOT_REACHED();
407  }
408 }
409 
414 {
415  Point pt = RemapCoords2(TileX(this->xy) * TILE_SIZE, TileY(this->xy) * TILE_SIZE);
416 
417  pt.y -= 32 * ZOOM_LVL_BASE;
418  if ((this->facilities & FACIL_AIRPORT) && this->airport.type == AT_OILRIG) pt.y -= 16 * ZOOM_LVL_BASE;
419 
420  if (this->sign.kdtree_valid) _viewport_sign_kdtree.Remove(ViewportSignKdtreeItem::MakeStation(this->index));
421 
422  SetDParam(0, this->index);
423  SetDParam(1, this->facilities);
424  this->sign.UpdatePosition(pt.x, pt.y, STR_VIEWPORT_STATION);
425 
426  _viewport_sign_kdtree.Insert(ViewportSignKdtreeItem::MakeStation(this->index));
427 
429 }
430 
436 {
437  if (this->xy == new_xy) return;
438 
439  _station_kdtree.Remove(this->index);
440 
441  this->BaseStation::MoveSign(new_xy);
442 
443  _station_kdtree.Insert(this->index);
444 }
445 
448 {
449  for (BaseStation *st : BaseStation::Iterate()) {
450  st->UpdateVirtCoord();
451  }
452 }
453 
454 void BaseStation::FillCachedName() const
455 {
457  int64 args_array[] = { this->index };
458  StringParameters tmp_params(args_array);
459  char *end = GetStringWithArgs(buf, Waypoint::IsExpected(this) ? STR_WAYPOINT_NAME : STR_STATION_NAME, &tmp_params, lastof(buf));
460  this->cached_name.assign(buf, end);
461 }
462 
463 void ClearAllStationCachedNames()
464 {
465  for (BaseStation *st : BaseStation::Iterate()) {
466  st->cached_name.clear();
467  }
468 }
469 
475 static CargoTypes GetAcceptanceMask(const Station *st)
476 {
477  CargoTypes mask = 0;
478 
479  for (CargoID i = 0; i < NUM_CARGO; i++) {
480  if (HasBit(st->goods[i].status, GoodsEntry::GES_ACCEPTANCE)) SetBit(mask, i);
481  }
482  return mask;
483 }
484 
489 static void ShowRejectOrAcceptNews(const Station *st, uint num_items, CargoID *cargo, StringID msg)
490 {
491  for (uint i = 0; i < num_items; i++) {
492  SetDParam(i + 1, CargoSpec::Get(cargo[i])->name);
493  }
494 
495  SetDParam(0, st->index);
497 }
498 
506 CargoArray GetProductionAroundTiles(TileIndex tile, int w, int h, int rad)
507 {
508  CargoArray produced;
509  std::set<IndustryID> industries;
510  TileArea ta = TileArea(tile, w, h).Expand(rad);
511 
512  /* Loop over all tiles to get the produced cargo of
513  * everything except industries */
514  TILE_AREA_LOOP(tile, ta) {
515  if (IsTileType(tile, MP_INDUSTRY)) industries.insert(GetIndustryIndex(tile));
516  AddProducedCargo(tile, produced);
517  }
518 
519  /* Loop over the seen industries. They produce cargo for
520  * anything that is within 'rad' of any one of their tiles.
521  */
522  for (IndustryID industry : industries) {
523  const Industry *i = Industry::Get(industry);
524  /* Skip industry with neutral station */
525  if (i->neutral_station != nullptr && !_settings_game.station.serve_neutral_industries) continue;
526 
527  for (uint j = 0; j < lengthof(i->produced_cargo); j++) {
528  CargoID cargo = i->produced_cargo[j];
529  if (cargo != CT_INVALID) produced[cargo]++;
530  }
531  }
532 
533  return produced;
534 }
535 
545 CargoArray GetAcceptanceAroundTiles(TileIndex tile, int w, int h, int rad, CargoTypes *always_accepted)
546 {
547  CargoArray acceptance;
548  if (always_accepted != nullptr) *always_accepted = 0;
549 
550  TileArea ta = TileArea(tile, w, h).Expand(rad);
551 
552  TILE_AREA_LOOP(tile, ta) {
553  /* Ignore industry if it has a neutral station. */
554  if (!_settings_game.station.serve_neutral_industries && IsTileType(tile, MP_INDUSTRY) && Industry::GetByTile(tile)->neutral_station != nullptr) continue;
555 
556  AddAcceptedCargo(tile, acceptance, always_accepted);
557  }
558 
559  return acceptance;
560 }
561 
567 static CargoArray GetAcceptanceAroundStation(const Station *st, CargoTypes *always_accepted)
568 {
569  CargoArray acceptance;
570  if (always_accepted != nullptr) *always_accepted = 0;
571 
573  for (TileIndex tile = it; tile != INVALID_TILE; tile = ++it) {
574  AddAcceptedCargo(tile, acceptance, always_accepted);
575  }
576 
577  return acceptance;
578 }
579 
585 void UpdateStationAcceptance(Station *st, bool show_msg)
586 {
587  /* old accepted goods types */
588  CargoTypes old_acc = GetAcceptanceMask(st);
589 
590  /* And retrieve the acceptance. */
591  CargoArray acceptance;
592  if (!st->rect.IsEmpty()) {
593  acceptance = GetAcceptanceAroundStation(st, &st->always_accepted);
594  }
595 
596  /* Adjust in case our station only accepts fewer kinds of goods */
597  for (CargoID i = 0; i < NUM_CARGO; i++) {
598  uint amt = acceptance[i];
599 
600  /* Make sure the station can accept the goods type. */
601  bool is_passengers = IsCargoInClass(i, CC_PASSENGERS);
602  if ((!is_passengers && !(st->facilities & ~FACIL_BUS_STOP)) ||
603  (is_passengers && !(st->facilities & ~FACIL_TRUCK_STOP))) {
604  amt = 0;
605  }
606 
607  GoodsEntry &ge = st->goods[i];
608  SB(ge.status, GoodsEntry::GES_ACCEPTANCE, 1, amt >= 8);
610  (*LinkGraph::Get(ge.link_graph))[ge.node].SetDemand(amt / 8);
611  }
612  }
613 
614  /* Only show a message in case the acceptance was actually changed. */
615  CargoTypes new_acc = GetAcceptanceMask(st);
616  if (old_acc == new_acc) return;
617 
618  /* show a message to report that the acceptance was changed? */
619  if (show_msg && st->owner == _local_company && st->IsInUse()) {
620  /* List of accept and reject strings for different number of
621  * cargo types */
622  static const StringID accept_msg[] = {
623  STR_NEWS_STATION_NOW_ACCEPTS_CARGO,
624  STR_NEWS_STATION_NOW_ACCEPTS_CARGO_AND_CARGO,
625  };
626  static const StringID reject_msg[] = {
627  STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO,
628  STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO_OR_CARGO,
629  };
630 
631  /* Array of accepted and rejected cargo types */
632  CargoID accepts[2] = { CT_INVALID, CT_INVALID };
633  CargoID rejects[2] = { CT_INVALID, CT_INVALID };
634  uint num_acc = 0;
635  uint num_rej = 0;
636 
637  /* Test each cargo type to see if its acceptance has changed */
638  for (CargoID i = 0; i < NUM_CARGO; i++) {
639  if (HasBit(new_acc, i)) {
640  if (!HasBit(old_acc, i) && num_acc < lengthof(accepts)) {
641  /* New cargo is accepted */
642  accepts[num_acc++] = i;
643  }
644  } else {
645  if (HasBit(old_acc, i) && num_rej < lengthof(rejects)) {
646  /* Old cargo is no longer accepted */
647  rejects[num_rej++] = i;
648  }
649  }
650  }
651 
652  /* Show news message if there are any changes */
653  if (num_acc > 0) ShowRejectOrAcceptNews(st, num_acc, accepts, accept_msg[num_acc - 1]);
654  if (num_rej > 0) ShowRejectOrAcceptNews(st, num_rej, rejects, reject_msg[num_rej - 1]);
655  }
656 
657  /* redraw the station view since acceptance changed */
659 }
660 
661 static void UpdateStationSignCoord(BaseStation *st)
662 {
663  const StationRect *r = &st->rect;
664 
665  if (r->IsEmpty()) return; // no tiles belong to this station
666 
667  /* clamp sign coord to be inside the station rect */
668  TileIndex new_xy = TileXY(ClampU(TileX(st->xy), r->left, r->right), ClampU(TileY(st->xy), r->top, r->bottom));
669  st->MoveSign(new_xy);
670 
671  if (!Station::IsExpected(st)) return;
672  Station *full_station = Station::From(st);
673  for (CargoID c = 0; c < NUM_CARGO; ++c) {
674  LinkGraphID lg = full_station->goods[c].link_graph;
675  if (!LinkGraph::IsValidID(lg)) continue;
676  (*LinkGraph::Get(lg))[full_station->goods[c].node].UpdateLocation(st->xy);
677  }
678 }
679 
689 static CommandCost BuildStationPart(Station **st, DoCommandFlag flags, bool reuse, TileArea area, StationNaming name_class)
690 {
691  /* Find a deleted station close to us */
692  if (*st == nullptr && reuse) *st = GetClosestDeletedStation(area.tile);
693 
694  if (*st != nullptr) {
695  if ((*st)->owner != _current_company) {
697  }
698 
699  CommandCost ret = (*st)->rect.BeforeAddRect(area.tile, area.w, area.h, StationRect::ADD_TEST);
700  if (ret.Failed()) return ret;
701  } else {
702  /* allocate and initialize new station */
703  if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
704 
705  if (flags & DC_EXEC) {
706  *st = new Station(area.tile);
707  _station_kdtree.Insert((*st)->index);
708 
709  (*st)->town = ClosestTownFromTile(area.tile, UINT_MAX);
710  (*st)->string_id = GenerateStationName(*st, area.tile, name_class);
711 
713  SetBit((*st)->town->have_ratings, _current_company);
714  }
715  }
716  }
717  return CommandCost();
718 }
719 
727 {
728  if (!st->IsInUse()) {
729  st->delete_ctr = 0;
731  }
732  /* station remains but it probably lost some parts - station sign should stay in the station boundaries */
733  UpdateStationSignCoord(st);
734 }
735 
742 {
743  this->UpdateVirtCoord();
744  this->RecomputeCatchment();
746  if (adding) InvalidateWindowData(WC_STATION_LIST, this->owner, 0);
747 
748  switch (type) {
749  case STATION_RAIL:
751  break;
752  case STATION_AIRPORT:
753  break;
754  case STATION_TRUCK:
755  case STATION_BUS:
757  break;
758  case STATION_DOCK:
760  break;
761  default: NOT_REACHED();
762  }
763 
764  if (adding) {
765  UpdateStationAcceptance(this, false);
767  } else {
768  DeleteStationIfEmpty(this);
769  }
770 
771 }
772 
774 
784 CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool allow_steep, bool check_bridge = true)
785 {
786  if (check_bridge && IsBridgeAbove(tile)) {
787  return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
788  }
789 
791  if (ret.Failed()) return ret;
792 
793  int z;
794  Slope tileh = GetTileSlope(tile, &z);
795 
796  /* Prohibit building if
797  * 1) The tile is "steep" (i.e. stretches two height levels).
798  * 2) The tile is non-flat and the build_on_slopes switch is disabled.
799  */
800  if ((!allow_steep && IsSteepSlope(tileh)) ||
802  return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
803  }
804 
806  int flat_z = z + GetSlopeMaxZ(tileh);
807  if (tileh != SLOPE_FLAT) {
808  /* Forbid building if the tile faces a slope in a invalid direction. */
809  for (DiagDirection dir = DIAGDIR_BEGIN; dir != DIAGDIR_END; dir++) {
810  if (HasBit(invalid_dirs, dir) && !CanBuildDepotByTileh(dir, tileh)) {
811  return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
812  }
813  }
814  cost.AddCost(_price[PR_BUILD_FOUNDATION]);
815  }
816 
817  /* The level of this tile must be equal to allowed_z. */
818  if (allowed_z < 0) {
819  /* First tile. */
820  allowed_z = flat_z;
821  } else if (allowed_z != flat_z) {
822  return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
823  }
824 
825  return cost;
826 }
827 
835 {
837  int allowed_z = -1;
838 
839  for (; tile_iter != INVALID_TILE; ++tile_iter) {
840  CommandCost ret = CheckBuildableTile(tile_iter, 0, allowed_z, true);
841  if (ret.Failed()) return ret;
842  cost.AddCost(ret);
843 
844  ret = DoCommand(tile_iter, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
845  if (ret.Failed()) return ret;
846  cost.AddCost(ret);
847  }
848 
849  return cost;
850 }
851 
866 static CommandCost CheckFlatLandRailStation(TileArea tile_area, DoCommandFlag flags, Axis axis, StationID *station, RailType rt, std::vector<Train *> &affected_vehicles, StationClassID spec_class, byte spec_index, byte plat_len, byte numtracks)
867 {
869  int allowed_z = -1;
870  uint invalid_dirs = 5 << axis;
871 
872  const StationSpec *statspec = StationClass::Get(spec_class)->GetSpec(spec_index);
873  bool slope_cb = statspec != nullptr && HasBit(statspec->callback_mask, CBM_STATION_SLOPE_CHECK);
874 
875  TILE_AREA_LOOP(tile_cur, tile_area) {
876  CommandCost ret = CheckBuildableTile(tile_cur, invalid_dirs, allowed_z, false);
877  if (ret.Failed()) return ret;
878  cost.AddCost(ret);
879 
880  if (slope_cb) {
881  /* Do slope check if requested. */
882  ret = PerformStationTileSlopeCheck(tile_area.tile, tile_cur, statspec, axis, plat_len, numtracks);
883  if (ret.Failed()) return ret;
884  }
885 
886  /* if station is set, then we have special handling to allow building on top of already existing stations.
887  * so station points to INVALID_STATION if we can build on any station.
888  * Or it points to a station if we're only allowed to build on exactly that station. */
889  if (station != nullptr && IsTileType(tile_cur, MP_STATION)) {
890  if (!IsRailStation(tile_cur)) {
891  return ClearTile_Station(tile_cur, DC_AUTO); // get error message
892  } else {
893  StationID st = GetStationIndex(tile_cur);
894  if (*station == INVALID_STATION) {
895  *station = st;
896  } else if (*station != st) {
897  return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
898  }
899  }
900  } else {
901  /* Rail type is only valid when building a railway station; if station to
902  * build isn't a rail station it's INVALID_RAILTYPE. */
903  if (rt != INVALID_RAILTYPE &&
904  IsPlainRailTile(tile_cur) && !HasSignals(tile_cur) &&
905  HasPowerOnRail(GetRailType(tile_cur), rt)) {
906  /* Allow overbuilding if the tile:
907  * - has rail, but no signals
908  * - it has exactly one track
909  * - the track is in line with the station
910  * - the current rail type has power on the to-be-built type (e.g. convert normal rail to el rail)
911  */
912  TrackBits tracks = GetTrackBits(tile_cur);
913  Track track = RemoveFirstTrack(&tracks);
914  Track expected_track = HasBit(invalid_dirs, DIAGDIR_NE) ? TRACK_X : TRACK_Y;
915 
916  if (tracks == TRACK_BIT_NONE && track == expected_track) {
917  /* Check for trains having a reservation for this tile. */
918  if (HasBit(GetRailReservationTrackBits(tile_cur), track)) {
919  Train *v = GetTrainForReservation(tile_cur, track);
920  if (v != nullptr) {
921  affected_vehicles.push_back(v);
922  }
923  }
924  CommandCost ret = DoCommand(tile_cur, 0, track, flags, CMD_REMOVE_SINGLE_RAIL);
925  if (ret.Failed()) return ret;
926  cost.AddCost(ret);
927  /* With flags & ~DC_EXEC CmdLandscapeClear would fail since the rail still exists */
928  continue;
929  }
930  }
931  ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
932  if (ret.Failed()) return ret;
933  cost.AddCost(ret);
934  }
935  }
936 
937  return cost;
938 }
939 
952 static CommandCost CheckFlatLandRoadStop(TileArea tile_area, DoCommandFlag flags, uint invalid_dirs, bool is_drive_through, bool is_truck_stop, Axis axis, StationID *station, RoadType rt)
953 {
955  int allowed_z = -1;
956 
957  TILE_AREA_LOOP(cur_tile, tile_area) {
958  CommandCost ret = CheckBuildableTile(cur_tile, invalid_dirs, allowed_z, !is_drive_through);
959  if (ret.Failed()) return ret;
960  cost.AddCost(ret);
961 
962  /* If station is set, then we have special handling to allow building on top of already existing stations.
963  * Station points to INVALID_STATION if we can build on any station.
964  * Or it points to a station if we're only allowed to build on exactly that station. */
965  if (station != nullptr && IsTileType(cur_tile, MP_STATION)) {
966  if (!IsRoadStop(cur_tile)) {
967  return ClearTile_Station(cur_tile, DC_AUTO); // Get error message.
968  } else {
969  if (is_truck_stop != IsTruckStop(cur_tile) ||
970  is_drive_through != IsDriveThroughStopTile(cur_tile)) {
971  return ClearTile_Station(cur_tile, DC_AUTO); // Get error message.
972  }
973  /* Drive-through station in the wrong direction. */
974  if (is_drive_through && IsDriveThroughStopTile(cur_tile) && DiagDirToAxis(GetRoadStopDir(cur_tile)) != axis){
975  return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
976  }
977  StationID st = GetStationIndex(cur_tile);
978  if (*station == INVALID_STATION) {
979  *station = st;
980  } else if (*station != st) {
981  return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
982  }
983  }
984  } else {
985  bool build_over_road = is_drive_through && IsNormalRoadTile(cur_tile);
986  /* Road bits in the wrong direction. */
987  RoadBits rb = IsNormalRoadTile(cur_tile) ? GetAllRoadBits(cur_tile) : ROAD_NONE;
988  if (build_over_road && (rb & (axis == AXIS_X ? ROAD_Y : ROAD_X)) != 0) {
989  /* Someone was pedantic and *NEEDED* three fracking different error messages. */
990  switch (CountBits(rb)) {
991  case 1:
992  return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
993 
994  case 2:
995  if (rb == ROAD_X || rb == ROAD_Y) return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
996  return_cmd_error(STR_ERROR_DRIVE_THROUGH_CORNER);
997 
998  default: // 3 or 4
999  return_cmd_error(STR_ERROR_DRIVE_THROUGH_JUNCTION);
1000  }
1001  }
1002 
1003  if (build_over_road) {
1004  /* There is a road, check if we can build road+tram stop over it. */
1005  RoadType road_rt = GetRoadType(cur_tile, RTT_ROAD);
1006  if (road_rt != INVALID_ROADTYPE) {
1007  Owner road_owner = GetRoadOwner(cur_tile, RTT_ROAD);
1008  if (road_owner == OWNER_TOWN) {
1009  if (!_settings_game.construction.road_stop_on_town_road) return_cmd_error(STR_ERROR_DRIVE_THROUGH_ON_TOWN_ROAD);
1010  } else if (!_settings_game.construction.road_stop_on_competitor_road && road_owner != OWNER_NONE) {
1011  CommandCost ret = CheckOwnership(road_owner);
1012  if (ret.Failed()) return ret;
1013  }
1014  uint num_pieces = CountBits(GetRoadBits(cur_tile, RTT_ROAD));
1015 
1016  if (RoadTypeIsRoad(rt) && !HasPowerOnRoad(rt, road_rt)) return_cmd_error(STR_ERROR_NO_SUITABLE_ROAD);
1017 
1018  if (GetDisallowedRoadDirections(cur_tile) != DRD_NONE && road_owner != OWNER_TOWN) {
1019  CommandCost ret = CheckOwnership(road_owner);
1020  if (ret.Failed()) return ret;
1021  }
1022 
1023  cost.AddCost(RoadBuildCost(road_rt) * (2 - num_pieces));
1024  } else if (RoadTypeIsRoad(rt)) {
1025  cost.AddCost(RoadBuildCost(rt) * 2);
1026  }
1027 
1028  /* There is a tram, check if we can build road+tram stop over it. */
1029  RoadType tram_rt = GetRoadType(cur_tile, RTT_TRAM);
1030  if (tram_rt != INVALID_ROADTYPE) {
1031  Owner tram_owner = GetRoadOwner(cur_tile, RTT_TRAM);
1032  if (Company::IsValidID(tram_owner) &&
1034  /* Disallow breaking end-of-line of someone else
1035  * so trams can still reverse on this tile. */
1036  HasExactlyOneBit(GetRoadBits(cur_tile, RTT_TRAM)))) {
1037  CommandCost ret = CheckOwnership(tram_owner);
1038  if (ret.Failed()) return ret;
1039  }
1040  uint num_pieces = CountBits(GetRoadBits(cur_tile, RTT_TRAM));
1041 
1042  if (RoadTypeIsTram(rt) && !HasPowerOnRoad(rt, tram_rt)) return_cmd_error(STR_ERROR_NO_SUITABLE_ROAD);
1043 
1044  cost.AddCost(RoadBuildCost(tram_rt) * (2 - num_pieces));
1045  } else if (RoadTypeIsTram(rt)) {
1046  cost.AddCost(RoadBuildCost(rt) * 2);
1047  }
1048  } else {
1049  ret = DoCommand(cur_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
1050  if (ret.Failed()) return ret;
1051  cost.AddCost(ret);
1052  cost.AddCost(RoadBuildCost(rt) * 2);
1053  }
1054  }
1055  }
1056 
1057  return cost;
1058 }
1059 
1068 {
1069  TileArea cur_ta = st->train_station;
1070 
1071  /* determine new size of train station region.. */
1072  int x = std::min(TileX(cur_ta.tile), TileX(new_ta.tile));
1073  int y = std::min(TileY(cur_ta.tile), TileY(new_ta.tile));
1074  new_ta.w = std::max(TileX(cur_ta.tile) + cur_ta.w, TileX(new_ta.tile) + new_ta.w) - x;
1075  new_ta.h = std::max(TileY(cur_ta.tile) + cur_ta.h, TileY(new_ta.tile) + new_ta.h) - y;
1076  new_ta.tile = TileXY(x, y);
1077 
1078  /* make sure the final size is not too big. */
1080  return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
1081  }
1082 
1083  return CommandCost();
1084 }
1085 
1086 static inline byte *CreateSingle(byte *layout, int n)
1087 {
1088  int i = n;
1089  do *layout++ = 0; while (--i);
1090  layout[((n - 1) >> 1) - n] = 2;
1091  return layout;
1092 }
1093 
1094 static inline byte *CreateMulti(byte *layout, int n, byte b)
1095 {
1096  int i = n;
1097  do *layout++ = b; while (--i);
1098  if (n > 4) {
1099  layout[0 - n] = 0;
1100  layout[n - 1 - n] = 0;
1101  }
1102  return layout;
1103 }
1104 
1112 void GetStationLayout(byte *layout, int numtracks, int plat_len, const StationSpec *statspec)
1113 {
1114  if (statspec != nullptr && statspec->lengths >= plat_len &&
1115  statspec->platforms[plat_len - 1] >= numtracks &&
1116  statspec->layouts[plat_len - 1][numtracks - 1]) {
1117  /* Custom layout defined, follow it. */
1118  memcpy(layout, statspec->layouts[plat_len - 1][numtracks - 1],
1119  plat_len * numtracks);
1120  return;
1121  }
1122 
1123  if (plat_len == 1) {
1124  CreateSingle(layout, numtracks);
1125  } else {
1126  if (numtracks & 1) layout = CreateSingle(layout, plat_len);
1127  numtracks >>= 1;
1128 
1129  while (--numtracks >= 0) {
1130  layout = CreateMulti(layout, plat_len, 4);
1131  layout = CreateMulti(layout, plat_len, 6);
1132  }
1133  }
1134 }
1135 
1147 template <class T, StringID error_message>
1148 CommandCost FindJoiningBaseStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, T **st)
1149 {
1150  assert(*st == nullptr);
1151  bool check_surrounding = true;
1152 
1154  if (existing_station != INVALID_STATION) {
1155  if (adjacent && existing_station != station_to_join) {
1156  /* You can't build an adjacent station over the top of one that
1157  * already exists. */
1158  return_cmd_error(error_message);
1159  } else {
1160  /* Extend the current station, and don't check whether it will
1161  * be near any other stations. */
1162  *st = T::GetIfValid(existing_station);
1163  check_surrounding = (*st == nullptr);
1164  }
1165  } else {
1166  /* There's no station here. Don't check the tiles surrounding this
1167  * one if the company wanted to build an adjacent station. */
1168  if (adjacent) check_surrounding = false;
1169  }
1170  }
1171 
1172  if (check_surrounding) {
1173  /* Make sure there is no more than one other station around us that is owned by us. */
1174  CommandCost ret = GetStationAround(ta, existing_station, _current_company, st);
1175  if (ret.Failed()) return ret;
1176  }
1177 
1178  /* Distant join */
1179  if (*st == nullptr && station_to_join != INVALID_STATION) *st = T::GetIfValid(station_to_join);
1180 
1181  return CommandCost();
1182 }
1183 
1193 static CommandCost FindJoiningStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
1194 {
1195  return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_RAILWAY_STATION_FIRST>(existing_station, station_to_join, adjacent, ta, st);
1196 }
1197 
1207 CommandCost FindJoiningWaypoint(StationID existing_waypoint, StationID waypoint_to_join, bool adjacent, TileArea ta, Waypoint **wp)
1208 {
1209  return FindJoiningBaseStation<Waypoint, STR_ERROR_MUST_REMOVE_RAILWAYPOINT_FIRST>(existing_waypoint, waypoint_to_join, adjacent, ta, wp);
1210 }
1211 
1217 {
1220  v = v->Last();
1222 }
1223 
1229 {
1231  TryPathReserve(v, true, true);
1232  v = v->Last();
1234 }
1235 
1253 CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
1254 {
1255  /* Unpack parameters */
1256  RailType rt = Extract<RailType, 0, 6>(p1);
1257  Axis axis = Extract<Axis, 6, 1>(p1);
1258  byte numtracks = GB(p1, 8, 8);
1259  byte plat_len = GB(p1, 16, 8);
1260  bool adjacent = HasBit(p1, 24);
1261 
1262  StationClassID spec_class = Extract<StationClassID, 0, 8>(p2);
1263  byte spec_index = GB(p2, 8, 8);
1264  StationID station_to_join = GB(p2, 16, 16);
1265 
1266  /* Does the authority allow this? */
1267  CommandCost ret = CheckIfAuthorityAllowsNewStation(tile_org, flags);
1268  if (ret.Failed()) return ret;
1269 
1270  if (!ValParamRailtype(rt)) return CMD_ERROR;
1271 
1272  /* Check if the given station class is valid */
1273  if ((uint)spec_class >= StationClass::GetClassCount() || spec_class == STAT_CLASS_WAYP) return CMD_ERROR;
1274  if (spec_index >= StationClass::Get(spec_class)->GetSpecCount()) return CMD_ERROR;
1275  if (plat_len == 0 || numtracks == 0) return CMD_ERROR;
1276 
1277  int w_org, h_org;
1278  if (axis == AXIS_X) {
1279  w_org = plat_len;
1280  h_org = numtracks;
1281  } else {
1282  h_org = plat_len;
1283  w_org = numtracks;
1284  }
1285 
1286  bool reuse = (station_to_join != NEW_STATION);
1287  if (!reuse) station_to_join = INVALID_STATION;
1288  bool distant_join = (station_to_join != INVALID_STATION);
1289 
1290  if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
1291 
1293 
1294  /* these values are those that will be stored in train_tile and station_platforms */
1295  TileArea new_location(tile_org, w_org, h_org);
1296 
1297  /* Make sure the area below consists of clear tiles. (OR tiles belonging to a certain rail station) */
1298  StationID est = INVALID_STATION;
1299  std::vector<Train *> affected_vehicles;
1300  /* Clear the land below the station. */
1301  CommandCost cost = CheckFlatLandRailStation(new_location, flags, axis, &est, rt, affected_vehicles, spec_class, spec_index, plat_len, numtracks);
1302  if (cost.Failed()) return cost;
1303  /* Add construction expenses. */
1304  cost.AddCost((numtracks * _price[PR_BUILD_STATION_RAIL] + _price[PR_BUILD_STATION_RAIL_LENGTH]) * plat_len);
1305  cost.AddCost(numtracks * plat_len * RailBuildCost(rt));
1306 
1307  Station *st = nullptr;
1308  ret = FindJoiningStation(est, station_to_join, adjacent, new_location, &st);
1309  if (ret.Failed()) return ret;
1310 
1311  ret = BuildStationPart(&st, flags, reuse, new_location, STATIONNAMING_RAIL);
1312  if (ret.Failed()) return ret;
1313 
1314  if (st != nullptr && st->train_station.tile != INVALID_TILE) {
1315  CommandCost ret = CanExpandRailStation(st, new_location, axis);
1316  if (ret.Failed()) return ret;
1317  }
1318 
1319  /* Check if we can allocate a custom stationspec to this station */
1320  const StationSpec *statspec = StationClass::Get(spec_class)->GetSpec(spec_index);
1321  int specindex = AllocateSpecToStation(statspec, st, (flags & DC_EXEC) != 0);
1322  if (specindex == -1) return_cmd_error(STR_ERROR_TOO_MANY_STATION_SPECS);
1323 
1324  if (statspec != nullptr) {
1325  /* Perform NewStation checks */
1326 
1327  /* Check if the station size is permitted */
1328  if (HasBit(statspec->disallowed_platforms, std::min(numtracks - 1, 7)) || HasBit(statspec->disallowed_lengths, std::min(plat_len - 1, 7))) {
1329  return CMD_ERROR;
1330  }
1331 
1332  /* Check if the station is buildable */
1333  if (HasBit(statspec->callback_mask, CBM_STATION_AVAIL)) {
1334  uint16 cb_res = GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, nullptr, INVALID_TILE);
1335  if (cb_res != CALLBACK_FAILED && !Convert8bitBooleanCallback(statspec->grf_prop.grffile, CBID_STATION_AVAILABILITY, cb_res)) return CMD_ERROR;
1336  }
1337  }
1338 
1339  if (flags & DC_EXEC) {
1340  TileIndexDiff tile_delta;
1341  byte *layout_ptr;
1342  byte numtracks_orig;
1343  Track track;
1344 
1345  st->train_station = new_location;
1346  st->AddFacility(FACIL_TRAIN, new_location.tile);
1347 
1348  st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TRY);
1349 
1350  if (statspec != nullptr) {
1351  /* Include this station spec's animation trigger bitmask
1352  * in the station's cached copy. */
1353  st->cached_anim_triggers |= statspec->animation.triggers;
1354  }
1355 
1356  tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
1357  track = AxisToTrack(axis);
1358 
1359  layout_ptr = AllocaM(byte, numtracks * plat_len);
1360  GetStationLayout(layout_ptr, numtracks, plat_len, statspec);
1361 
1362  numtracks_orig = numtracks;
1363 
1364  Company *c = Company::Get(st->owner);
1365  TileIndex tile_track = tile_org;
1366  do {
1367  TileIndex tile = tile_track;
1368  int w = plat_len;
1369  do {
1370  byte layout = *layout_ptr++;
1371  if (IsRailStationTile(tile) && HasStationReservation(tile)) {
1372  /* Check for trains having a reservation for this tile. */
1374  if (v != nullptr) {
1375  affected_vehicles.push_back(v);
1377  }
1378  }
1379 
1380  /* Railtype can change when overbuilding. */
1381  if (IsRailStationTile(tile)) {
1382  if (!IsStationTileBlocked(tile)) c->infrastructure.rail[GetRailType(tile)]--;
1383  c->infrastructure.station--;
1384  }
1385 
1386  /* Remove animation if overbuilding */
1387  DeleteAnimatedTile(tile);
1388  byte old_specindex = HasStationTileRail(tile) ? GetCustomStationSpecIndex(tile) : 0;
1389  MakeRailStation(tile, st->owner, st->index, axis, layout & ~1, rt);
1390  /* Free the spec if we overbuild something */
1391  DeallocateSpecFromStation(st, old_specindex);
1392 
1393  SetCustomStationSpecIndex(tile, specindex);
1394  SetStationTileRandomBits(tile, GB(Random(), 0, 4));
1395  SetAnimationFrame(tile, 0);
1396 
1397  if (!IsStationTileBlocked(tile)) c->infrastructure.rail[rt]++;
1398  c->infrastructure.station++;
1399 
1400  if (statspec != nullptr) {
1401  /* Use a fixed axis for GetPlatformInfo as our platforms / numtracks are always the right way around */
1402  uint32 platinfo = GetPlatformInfo(AXIS_X, GetStationGfx(tile), plat_len, numtracks_orig, plat_len - w, numtracks_orig - numtracks, false);
1403 
1404  /* As the station is not yet completely finished, the station does not yet exist. */
1405  uint16 callback = GetStationCallback(CBID_STATION_TILE_LAYOUT, platinfo, 0, statspec, nullptr, tile);
1406  if (callback != CALLBACK_FAILED) {
1407  if (callback < 8) {
1408  SetStationGfx(tile, (callback & ~1) + axis);
1409  } else {
1411  }
1412  }
1413 
1414  /* Trigger station animation -- after building? */
1415  TriggerStationAnimation(st, tile, SAT_BUILT);
1416  }
1417 
1418  tile += tile_delta;
1419  } while (--w);
1420  AddTrackToSignalBuffer(tile_track, track, _current_company);
1421  YapfNotifyTrackLayoutChange(tile_track, track);
1422  tile_track += tile_delta ^ TileDiffXY(1, 1); // perpendicular to tile_delta
1423  } while (--numtracks);
1424 
1425  for (uint i = 0; i < affected_vehicles.size(); ++i) {
1426  /* Restore reservations of trains. */
1427  RestoreTrainReservation(affected_vehicles[i]);
1428  }
1429 
1430  /* Check whether we need to expand the reservation of trains already on the station. */
1431  TileArea update_reservation_area;
1432  if (axis == AXIS_X) {
1433  update_reservation_area = TileArea(tile_org, 1, numtracks_orig);
1434  } else {
1435  update_reservation_area = TileArea(tile_org, numtracks_orig, 1);
1436  }
1437 
1438  TILE_AREA_LOOP(tile, update_reservation_area) {
1439  /* Don't even try to make eye candy parts reserved. */
1440  if (IsStationTileBlocked(tile)) continue;
1441 
1442  DiagDirection dir = AxisToDiagDir(axis);
1443  TileIndexDiff tile_offset = TileOffsByDiagDir(dir);
1444  TileIndex platform_begin = tile;
1445  TileIndex platform_end = tile;
1446 
1447  /* We can only account for tiles that are reachable from this tile, so ignore primarily blocked tiles while finding the platform begin and end. */
1448  for (TileIndex next_tile = platform_begin - tile_offset; IsCompatibleTrainStationTile(next_tile, platform_begin); next_tile -= tile_offset) {
1449  platform_begin = next_tile;
1450  }
1451  for (TileIndex next_tile = platform_end + tile_offset; IsCompatibleTrainStationTile(next_tile, platform_end); next_tile += tile_offset) {
1452  platform_end = next_tile;
1453  }
1454 
1455  /* If there is at least on reservation on the platform, we reserve the whole platform. */
1456  bool reservation = false;
1457  for (TileIndex t = platform_begin; !reservation && t <= platform_end; t += tile_offset) {
1458  reservation = HasStationReservation(t);
1459  }
1460 
1461  if (reservation) {
1462  SetRailStationPlatformReservation(platform_begin, dir, true);
1463  }
1464  }
1465 
1466  st->MarkTilesDirty(false);
1467  st->AfterStationTileSetChange(true, STATION_RAIL);
1468  }
1469 
1470  return cost;
1471 }
1472 
1473 static TileArea MakeStationAreaSmaller(BaseStation *st, TileArea ta, bool (*func)(BaseStation *, TileIndex))
1474 {
1475 restart:
1476 
1477  /* too small? */
1478  if (ta.w != 0 && ta.h != 0) {
1479  /* check the left side, x = constant, y changes */
1480  for (uint i = 0; !func(st, ta.tile + TileDiffXY(0, i));) {
1481  /* the left side is unused? */
1482  if (++i == ta.h) {
1483  ta.tile += TileDiffXY(1, 0);
1484  ta.w--;
1485  goto restart;
1486  }
1487  }
1488 
1489  /* check the right side, x = constant, y changes */
1490  for (uint i = 0; !func(st, ta.tile + TileDiffXY(ta.w - 1, i));) {
1491  /* the right side is unused? */
1492  if (++i == ta.h) {
1493  ta.w--;
1494  goto restart;
1495  }
1496  }
1497 
1498  /* check the upper side, y = constant, x changes */
1499  for (uint i = 0; !func(st, ta.tile + TileDiffXY(i, 0));) {
1500  /* the left side is unused? */
1501  if (++i == ta.w) {
1502  ta.tile += TileDiffXY(0, 1);
1503  ta.h--;
1504  goto restart;
1505  }
1506  }
1507 
1508  /* check the lower side, y = constant, x changes */
1509  for (uint i = 0; !func(st, ta.tile + TileDiffXY(i, ta.h - 1));) {
1510  /* the left side is unused? */
1511  if (++i == ta.w) {
1512  ta.h--;
1513  goto restart;
1514  }
1515  }
1516  } else {
1517  ta.Clear();
1518  }
1519 
1520  return ta;
1521 }
1522 
1523 static bool TileBelongsToRailStation(BaseStation *st, TileIndex tile)
1524 {
1525  return st->TileBelongsToRailStation(tile);
1526 }
1527 
1528 static void MakeRailStationAreaSmaller(BaseStation *st)
1529 {
1530  st->train_station = MakeStationAreaSmaller(st, st->train_station, TileBelongsToRailStation);
1531 }
1532 
1533 static bool TileBelongsToShipStation(BaseStation *st, TileIndex tile)
1534 {
1535  return IsDockTile(tile) && GetStationIndex(tile) == st->index;
1536 }
1537 
1538 static void MakeShipStationAreaSmaller(Station *st)
1539 {
1540  st->ship_station = MakeStationAreaSmaller(st, st->ship_station, TileBelongsToShipStation);
1541  UpdateStationDockingTiles(st);
1542 }
1543 
1554 template <class T>
1555 CommandCost RemoveFromRailBaseStation(TileArea ta, std::vector<T *> &affected_stations, DoCommandFlag flags, Money removal_cost, bool keep_rail)
1556 {
1557  /* Count of the number of tiles removed */
1558  int quantity = 0;
1559  CommandCost total_cost(EXPENSES_CONSTRUCTION);
1560  /* Accumulator for the errors seen during clearing. If no errors happen,
1561  * and the quantity is 0 there is no station. Otherwise it will be one
1562  * of the other error that got accumulated. */
1564 
1565  /* Do the action for every tile into the area */
1566  TILE_AREA_LOOP(tile, ta) {
1567  /* Make sure the specified tile is a rail station */
1568  if (!HasStationTileRail(tile)) continue;
1569 
1570  /* If there is a vehicle on ground, do not allow to remove (flood) the tile */
1572  error.AddCost(ret);
1573  if (ret.Failed()) continue;
1574 
1575  /* Check ownership of station */
1576  T *st = T::GetByTile(tile);
1577  if (st == nullptr) continue;
1578 
1579  if (_current_company != OWNER_WATER) {
1580  CommandCost ret = CheckOwnership(st->owner);
1581  error.AddCost(ret);
1582  if (ret.Failed()) continue;
1583  }
1584 
1585  /* If we reached here, the tile is valid so increase the quantity of tiles we will remove */
1586  quantity++;
1587 
1588  if (keep_rail || IsStationTileBlocked(tile)) {
1589  /* Don't refund the 'steel' of the track when we keep the
1590  * rail, or when the tile didn't have any rail at all. */
1591  total_cost.AddCost(-_price[PR_CLEAR_RAIL]);
1592  }
1593 
1594  if (flags & DC_EXEC) {
1595  /* read variables before the station tile is removed */
1596  uint specindex = GetCustomStationSpecIndex(tile);
1597  Track track = GetRailStationTrack(tile);
1598  Owner owner = GetTileOwner(tile);
1599  RailType rt = GetRailType(tile);
1600  Train *v = nullptr;
1601 
1602  if (HasStationReservation(tile)) {
1603  v = GetTrainForReservation(tile, track);
1604  if (v != nullptr) FreeTrainReservation(v);
1605  }
1606 
1607  bool build_rail = keep_rail && !IsStationTileBlocked(tile);
1608  if (!build_rail && !IsStationTileBlocked(tile)) Company::Get(owner)->infrastructure.rail[rt]--;
1609 
1610  DoClearSquare(tile);
1611  DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
1612  if (build_rail) MakeRailNormal(tile, owner, TrackToTrackBits(track), rt);
1613  Company::Get(owner)->infrastructure.station--;
1615 
1616  st->rect.AfterRemoveTile(st, tile);
1617  AddTrackToSignalBuffer(tile, track, owner);
1618  YapfNotifyTrackLayoutChange(tile, track);
1619 
1620  DeallocateSpecFromStation(st, specindex);
1621 
1622  include(affected_stations, st);
1623 
1624  if (v != nullptr) RestoreTrainReservation(v);
1625  }
1626  }
1627 
1628  if (quantity == 0) return error.Failed() ? error : CommandCost(STR_ERROR_THERE_IS_NO_STATION);
1629 
1630  for (T *st : affected_stations) {
1631 
1632  /* now we need to make the "spanned" area of the railway station smaller
1633  * if we deleted something at the edges.
1634  * we also need to adjust train_tile. */
1635  MakeRailStationAreaSmaller(st);
1636  UpdateStationSignCoord(st);
1637 
1638  /* if we deleted the whole station, delete the train facility. */
1639  if (st->train_station.tile == INVALID_TILE) {
1640  st->facilities &= ~FACIL_TRAIN;
1642  st->UpdateVirtCoord();
1644  }
1645  }
1646 
1647  total_cost.AddCost(quantity * removal_cost);
1648  return total_cost;
1649 }
1650 
1662 CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
1663 {
1664  TileIndex end = p1 == 0 ? start : p1;
1665  if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
1666 
1667  TileArea ta(start, end);
1668  std::vector<Station *> affected_stations;
1669 
1670  CommandCost ret = RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_STATION_RAIL], HasBit(p2, 0));
1671  if (ret.Failed()) return ret;
1672 
1673  /* Do all station specific functions here. */
1674  for (Station *st : affected_stations) {
1675 
1677  st->MarkTilesDirty(false);
1678  st->RecomputeCatchment();
1679  }
1680 
1681  /* Now apply the rail cost to the number that we deleted */
1682  return ret;
1683 }
1684 
1696 CommandCost CmdRemoveFromRailWaypoint(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
1697 {
1698  TileIndex end = p1 == 0 ? start : p1;
1699  if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
1700 
1701  TileArea ta(start, end);
1702  std::vector<Waypoint *> affected_stations;
1703 
1704  return RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_WAYPOINT_RAIL], HasBit(p2, 0));
1705 }
1706 
1707 
1716 template <class T>
1718 {
1719  /* Current company owns the station? */
1720  if (_current_company != OWNER_WATER) {
1721  CommandCost ret = CheckOwnership(st->owner);
1722  if (ret.Failed()) return ret;
1723  }
1724 
1725  /* determine width and height of platforms */
1726  TileArea ta = st->train_station;
1727 
1728  assert(ta.w != 0 && ta.h != 0);
1729 
1731  /* clear all areas of the station */
1732  TILE_AREA_LOOP(tile, ta) {
1733  /* only remove tiles that are actually train station tiles */
1734  if (st->TileBelongsToRailStation(tile)) {
1735  std::vector<T*> affected_stations; // dummy
1736  CommandCost ret = RemoveFromRailBaseStation(TileArea(tile, 1, 1), affected_stations, flags, removal_cost, false);
1737  if (ret.Failed()) return ret;
1738  cost.AddCost(ret);
1739  }
1740  }
1741 
1742  return cost;
1743 }
1744 
1752 {
1753  /* if there is flooding, remove platforms tile by tile */
1754  if (_current_company == OWNER_WATER) {
1755  return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_STATION);
1756  }
1757 
1758  Station *st = Station::GetByTile(tile);
1759  CommandCost cost = RemoveRailStation(st, flags, _price[PR_CLEAR_STATION_RAIL]);
1760 
1761  if (flags & DC_EXEC) st->RecomputeCatchment();
1762 
1763  return cost;
1764 }
1765 
1773 {
1774  /* if there is flooding, remove waypoints tile by tile */
1775  if (_current_company == OWNER_WATER) {
1776  return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_WAYPOINT);
1777  }
1778 
1779  return RemoveRailStation(Waypoint::GetByTile(tile), flags, _price[PR_CLEAR_WAYPOINT_RAIL]);
1780 }
1781 
1782 
1788 static RoadStop **FindRoadStopSpot(bool truck_station, Station *st)
1789 {
1790  RoadStop **primary_stop = (truck_station) ? &st->truck_stops : &st->bus_stops;
1791 
1792  if (*primary_stop == nullptr) {
1793  /* we have no roadstop of the type yet, so write a "primary stop" */
1794  return primary_stop;
1795  } else {
1796  /* there are stops already, so append to the end of the list */
1797  RoadStop *stop = *primary_stop;
1798  while (stop->next != nullptr) stop = stop->next;
1799  return &stop->next;
1800  }
1801 }
1802 
1804 
1814 static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
1815 {
1816  return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_ROAD_STOP_FIRST>(existing_stop, station_to_join, adjacent, ta, st);
1817 }
1818 
1835 CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
1836 {
1837  bool type = HasBit(p2, 0);
1838  bool is_drive_through = HasBit(p2, 1);
1839  RoadType rt = Extract<RoadType, 5, 6>(p2);
1840  if (!ValParamRoadType(rt)) return CMD_ERROR;
1841  StationID station_to_join = GB(p2, 16, 16);
1842  bool reuse = (station_to_join != NEW_STATION);
1843  if (!reuse) station_to_join = INVALID_STATION;
1844  bool distant_join = (station_to_join != INVALID_STATION);
1845 
1846  uint8 width = (uint8)GB(p1, 0, 8);
1847  uint8 length = (uint8)GB(p1, 8, 8);
1848 
1849  /* Check if the requested road stop is too big */
1850  if (width > _settings_game.station.station_spread || length > _settings_game.station.station_spread) return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
1851  /* Check for incorrect width / length. */
1852  if (width == 0 || length == 0) return CMD_ERROR;
1853  /* Check if the first tile and the last tile are valid */
1854  if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, length - 1) == INVALID_TILE) return CMD_ERROR;
1855 
1856  TileArea roadstop_area(tile, width, length);
1857 
1858  if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
1859 
1860  /* Trams only have drive through stops */
1861  if (!is_drive_through && RoadTypeIsTram(rt)) return CMD_ERROR;
1862 
1863  DiagDirection ddir;
1864  Axis axis;
1865  if (is_drive_through) {
1866  /* By definition axis is valid, due to there being 2 axes and reading 1 bit. */
1867  axis = Extract<Axis, 3, 1>(p2);
1868  ddir = AxisToDiagDir(axis);
1869  } else {
1870  /* By definition ddir is valid, due to there being 4 diagonal directions and reading 2 bits. */
1871  ddir = Extract<DiagDirection, 3, 2>(p2);
1872  axis = DiagDirToAxis(ddir);
1873  }
1874 
1875  CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
1876  if (ret.Failed()) return ret;
1877 
1878  /* Total road stop cost. */
1879  CommandCost cost(EXPENSES_CONSTRUCTION, roadstop_area.w * roadstop_area.h * _price[type ? PR_BUILD_STATION_TRUCK : PR_BUILD_STATION_BUS]);
1880  StationID est = INVALID_STATION;
1881  ret = CheckFlatLandRoadStop(roadstop_area, flags, is_drive_through ? 5 << axis : 1 << ddir, is_drive_through, type, axis, &est, rt);
1882  if (ret.Failed()) return ret;
1883  cost.AddCost(ret);
1884 
1885  Station *st = nullptr;
1886  ret = FindJoiningRoadStop(est, station_to_join, HasBit(p2, 2), roadstop_area, &st);
1887  if (ret.Failed()) return ret;
1888 
1889  /* Check if this number of road stops can be allocated. */
1890  if (!RoadStop::CanAllocateItem(roadstop_area.w * roadstop_area.h)) return_cmd_error(type ? STR_ERROR_TOO_MANY_TRUCK_STOPS : STR_ERROR_TOO_MANY_BUS_STOPS);
1891 
1892  ret = BuildStationPart(&st, flags, reuse, roadstop_area, STATIONNAMING_ROAD);
1893  if (ret.Failed()) return ret;
1894 
1895  if (flags & DC_EXEC) {
1896  /* Check every tile in the area. */
1897  TILE_AREA_LOOP(cur_tile, roadstop_area) {
1898  /* Get existing road types and owners before any tile clearing */
1899  RoadType road_rt = MayHaveRoad(cur_tile) ? GetRoadType(cur_tile, RTT_ROAD) : INVALID_ROADTYPE;
1900  RoadType tram_rt = MayHaveRoad(cur_tile) ? GetRoadType(cur_tile, RTT_TRAM) : INVALID_ROADTYPE;
1901  Owner road_owner = road_rt != INVALID_ROADTYPE ? GetRoadOwner(cur_tile, RTT_ROAD) : _current_company;
1902  Owner tram_owner = tram_rt != INVALID_ROADTYPE ? GetRoadOwner(cur_tile, RTT_TRAM) : _current_company;
1903 
1904  if (IsTileType(cur_tile, MP_STATION) && IsRoadStop(cur_tile)) {
1905  RemoveRoadStop(cur_tile, flags);
1906  }
1907 
1908  RoadStop *road_stop = new RoadStop(cur_tile);
1909  /* Insert into linked list of RoadStops. */
1910  RoadStop **currstop = FindRoadStopSpot(type, st);
1911  *currstop = road_stop;
1912 
1913  if (type) {
1914  st->truck_station.Add(cur_tile);
1915  } else {
1916  st->bus_station.Add(cur_tile);
1917  }
1918 
1919  /* Initialize an empty station. */
1920  st->AddFacility((type) ? FACIL_TRUCK_STOP : FACIL_BUS_STOP, cur_tile);
1921 
1922  st->rect.BeforeAddTile(cur_tile, StationRect::ADD_TRY);
1923 
1924  RoadStopType rs_type = type ? ROADSTOP_TRUCK : ROADSTOP_BUS;
1925  if (is_drive_through) {
1926  /* Update company infrastructure counts. If the current tile is a normal road tile, remove the old
1927  * bits first. */
1928  if (IsNormalRoadTile(cur_tile)) {
1929  UpdateCompanyRoadInfrastructure(road_rt, road_owner, -(int)CountBits(GetRoadBits(cur_tile, RTT_ROAD)));
1930  UpdateCompanyRoadInfrastructure(tram_rt, tram_owner, -(int)CountBits(GetRoadBits(cur_tile, RTT_TRAM)));
1931  }
1932 
1933  if (road_rt == INVALID_ROADTYPE && RoadTypeIsRoad(rt)) road_rt = rt;
1934  if (tram_rt == INVALID_ROADTYPE && RoadTypeIsTram(rt)) tram_rt = rt;
1935 
1938 
1939  MakeDriveThroughRoadStop(cur_tile, st->owner, road_owner, tram_owner, st->index, rs_type, road_rt, tram_rt, axis);
1940  road_stop->MakeDriveThrough();
1941  } else {
1942  if (road_rt == INVALID_ROADTYPE && RoadTypeIsRoad(rt)) road_rt = rt;
1943  if (tram_rt == INVALID_ROADTYPE && RoadTypeIsTram(rt)) tram_rt = rt;
1944  /* Non-drive-through stop never overbuild and always count as two road bits. */
1945  Company::Get(st->owner)->infrastructure.road[rt] += ROAD_STOP_TRACKBIT_FACTOR;
1946  MakeRoadStop(cur_tile, st->owner, st->index, rs_type, road_rt, tram_rt, ddir);
1947  }
1948  Company::Get(st->owner)->infrastructure.station++;
1949 
1950  MarkTileDirtyByTile(cur_tile);
1951  }
1952  }
1953 
1954  if (st != nullptr) {
1955  st->AfterStationTileSetChange(true, type ? STATION_TRUCK: STATION_BUS);
1956  }
1957  return cost;
1958 }
1959 
1960 
1961 static Vehicle *ClearRoadStopStatusEnum(Vehicle *v, void *)
1962 {
1963  if (v->type == VEH_ROAD) {
1964  /* Okay... we are a road vehicle on a drive through road stop.
1965  * But that road stop has just been removed, so we need to make
1966  * sure we are in a valid state... however, vehicles can also
1967  * turn on road stop tiles, so only clear the 'road stop' state
1968  * bits and only when the state was 'in road stop', otherwise
1969  * we'll end up clearing the turn around bits. */
1970  RoadVehicle *rv = RoadVehicle::From(v);
1972  }
1973 
1974  return nullptr;
1975 }
1976 
1977 
1985 {
1986  Station *st = Station::GetByTile(tile);
1987 
1988  if (_current_company != OWNER_WATER) {
1989  CommandCost ret = CheckOwnership(st->owner);
1990  if (ret.Failed()) return ret;
1991  }
1992 
1993  bool is_truck = IsTruckStop(tile);
1994 
1995  RoadStop **primary_stop;
1996  RoadStop *cur_stop;
1997  if (is_truck) { // truck stop
1998  primary_stop = &st->truck_stops;
1999  cur_stop = RoadStop::GetByTile(tile, ROADSTOP_TRUCK);
2000  } else {
2001  primary_stop = &st->bus_stops;
2002  cur_stop = RoadStop::GetByTile(tile, ROADSTOP_BUS);
2003  }
2004 
2005  assert(cur_stop != nullptr);
2006 
2007  /* don't do the check for drive-through road stops when company bankrupts */
2008  if (IsDriveThroughStopTile(tile) && (flags & DC_BANKRUPT)) {
2009  /* remove the 'going through road stop' status from all vehicles on that tile */
2010  if (flags & DC_EXEC) FindVehicleOnPos(tile, nullptr, &ClearRoadStopStatusEnum);
2011  } else {
2013  if (ret.Failed()) return ret;
2014  }
2015 
2016  if (flags & DC_EXEC) {
2017  if (*primary_stop == cur_stop) {
2018  /* removed the first stop in the list */
2019  *primary_stop = cur_stop->next;
2020  /* removed the only stop? */
2021  if (*primary_stop == nullptr) {
2022  st->facilities &= (is_truck ? ~FACIL_TRUCK_STOP : ~FACIL_BUS_STOP);
2023  }
2024  } else {
2025  /* tell the predecessor in the list to skip this stop */
2026  RoadStop *pred = *primary_stop;
2027  while (pred->next != cur_stop) pred = pred->next;
2028  pred->next = cur_stop->next;
2029  }
2030 
2031  /* Update company infrastructure counts. */
2032  FOR_ALL_ROADTRAMTYPES(rtt) {
2033  RoadType rt = GetRoadType(tile, rtt);
2034  UpdateCompanyRoadInfrastructure(rt, GetRoadOwner(tile, rtt), -static_cast<int>(ROAD_STOP_TRACKBIT_FACTOR));
2035  }
2036 
2037  Company::Get(st->owner)->infrastructure.station--;
2039 
2040  if (IsDriveThroughStopTile(tile)) {
2041  /* Clears the tile for us */
2042  cur_stop->ClearDriveThrough();
2043  } else {
2044  DoClearSquare(tile);
2045  }
2046 
2047  delete cur_stop;
2048 
2049  /* Make sure no vehicle is going to the old roadstop */
2050  for (RoadVehicle *v : RoadVehicle::Iterate()) {
2051  if (v->First() == v && v->current_order.IsType(OT_GOTO_STATION) &&
2052  v->dest_tile == tile) {
2053  v->SetDestTile(v->GetOrderStationLocation(st->index));
2054  }
2055  }
2056 
2057  st->rect.AfterRemoveTile(st, tile);
2058 
2059  st->AfterStationTileSetChange(false, is_truck ? STATION_TRUCK: STATION_BUS);
2060 
2061  /* Update the tile area of the truck/bus stop */
2062  if (is_truck) {
2063  st->truck_station.Clear();
2064  for (const RoadStop *rs = st->truck_stops; rs != nullptr; rs = rs->next) st->truck_station.Add(rs->xy);
2065  } else {
2066  st->bus_station.Clear();
2067  for (const RoadStop *rs = st->bus_stops; rs != nullptr; rs = rs->next) st->bus_station.Add(rs->xy);
2068  }
2069  }
2070 
2071  return CommandCost(EXPENSES_CONSTRUCTION, _price[is_truck ? PR_CLEAR_STATION_TRUCK : PR_CLEAR_STATION_BUS]);
2072 }
2073 
2085 CommandCost CmdRemoveRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
2086 {
2087  uint8 width = (uint8)GB(p1, 0, 8);
2088  uint8 height = (uint8)GB(p1, 8, 8);
2089  bool keep_drive_through_roads = !HasBit(p2, 1);
2090 
2091  /* Check for incorrect width / height. */
2092  if (width == 0 || height == 0) return CMD_ERROR;
2093  /* Check if the first tile and the last tile are valid */
2094  if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, height - 1) == INVALID_TILE) return CMD_ERROR;
2095  /* Bankrupting company is not supposed to remove roads, there may be road vehicles. */
2096  if (!keep_drive_through_roads && (flags & DC_BANKRUPT)) return CMD_ERROR;
2097 
2098  TileArea roadstop_area(tile, width, height);
2099 
2101  CommandCost last_error(STR_ERROR_THERE_IS_NO_STATION);
2102  bool had_success = false;
2103 
2104  TILE_AREA_LOOP(cur_tile, roadstop_area) {
2105  /* Make sure the specified tile is a road stop of the correct type */
2106  if (!IsTileType(cur_tile, MP_STATION) || !IsRoadStop(cur_tile) || (uint32)GetRoadStopType(cur_tile) != GB(p2, 0, 1)) continue;
2107 
2108  /* Save information on to-be-restored roads before the stop is removed. */
2109  RoadBits road_bits = ROAD_NONE;
2110  RoadType road_type[] = { INVALID_ROADTYPE, INVALID_ROADTYPE };
2111  Owner road_owner[] = { OWNER_NONE, OWNER_NONE };
2112  if (IsDriveThroughStopTile(cur_tile)) {
2113  FOR_ALL_ROADTRAMTYPES(rtt) {
2114  road_type[rtt] = GetRoadType(cur_tile, rtt);
2115  if (road_type[rtt] == INVALID_ROADTYPE) continue;
2116  road_owner[rtt] = GetRoadOwner(cur_tile, rtt);
2117  /* If we don't want to preserve our roads then restore only roads of others. */
2118  if (!keep_drive_through_roads && road_owner[rtt] == _current_company) road_type[rtt] = INVALID_ROADTYPE;
2119  }
2120  road_bits = AxisToRoadBits(DiagDirToAxis(GetRoadStopDir(cur_tile)));
2121  }
2122 
2123  CommandCost ret = RemoveRoadStop(cur_tile, flags);
2124  if (ret.Failed()) {
2125  last_error = ret;
2126  continue;
2127  }
2128  cost.AddCost(ret);
2129  had_success = true;
2130 
2131  /* Restore roads. */
2132  if ((flags & DC_EXEC) && (road_type[RTT_ROAD] != INVALID_ROADTYPE || road_type[RTT_TRAM] != INVALID_ROADTYPE)) {
2133  MakeRoadNormal(cur_tile, road_bits, road_type[RTT_ROAD], road_type[RTT_TRAM], ClosestTownFromTile(cur_tile, UINT_MAX)->index,
2134  road_owner[RTT_ROAD], road_owner[RTT_TRAM]);
2135 
2136  /* Update company infrastructure counts. */
2137  int count = CountBits(road_bits);
2138  UpdateCompanyRoadInfrastructure(road_type[RTT_ROAD], road_owner[RTT_ROAD], count);
2139  UpdateCompanyRoadInfrastructure(road_type[RTT_TRAM], road_owner[RTT_TRAM], count);
2140  }
2141  }
2142 
2143  return had_success ? cost : last_error;
2144 }
2145 
2154 uint8 GetAirportNoiseLevelForDistance(const AirportSpec *as, uint distance)
2155 {
2156  /* 0 cannot be accounted, and 1 is the lowest that can be reduced from town.
2157  * So no need to go any further*/
2158  if (as->noise_level < 2) return as->noise_level;
2159 
2160  /* The steps for measuring noise reduction are based on the "magical" (and arbitrary) 8 base distance
2161  * adding the town_council_tolerance 4 times, as a way to graduate, depending of the tolerance.
2162  * Basically, it says that the less tolerant a town is, the bigger the distance before
2163  * an actual decrease can be granted */
2164  uint8 town_tolerance_distance = 8 + (_settings_game.difficulty.town_council_tolerance * 4);
2165 
2166  /* now, we want to have the distance segmented using the distance judged bareable by town
2167  * This will give us the coefficient of reduction the distance provides. */
2168  uint noise_reduction = distance / town_tolerance_distance;
2169 
2170  /* If the noise reduction equals the airport noise itself, don't give it for free.
2171  * Otherwise, simply reduce the airport's level. */
2172  return noise_reduction >= as->noise_level ? 1 : as->noise_level - noise_reduction;
2173 }
2174 
2183 Town *AirportGetNearestTown(const AirportSpec *as, const TileIterator &it, uint &mindist)
2184 {
2185  assert(Town::GetNumItems() > 0);
2186 
2187  Town *nearest = nullptr;
2188 
2189  uint perimeter_min_x = TileX(it);
2190  uint perimeter_min_y = TileY(it);
2191  uint perimeter_max_x = perimeter_min_x + as->size_x - 1;
2192  uint perimeter_max_y = perimeter_min_y + as->size_y - 1;
2193 
2194  mindist = UINT_MAX - 1; // prevent overflow
2195 
2196  std::unique_ptr<TileIterator> copy(it.Clone());
2197  for (TileIndex cur_tile = *copy; cur_tile != INVALID_TILE; cur_tile = ++*copy) {
2198  if (TileX(cur_tile) == perimeter_min_x || TileX(cur_tile) == perimeter_max_x || TileY(cur_tile) == perimeter_min_y || TileY(cur_tile) == perimeter_max_y) {
2199  Town *t = CalcClosestTownFromTile(cur_tile, mindist + 1);
2200  if (t == nullptr) continue;
2201 
2202  uint dist = DistanceManhattan(t->xy, cur_tile);
2203  if (dist == mindist && t->index < nearest->index) nearest = t;
2204  if (dist < mindist) {
2205  nearest = t;
2206  mindist = dist;
2207  }
2208  }
2209  }
2210 
2211  return nearest;
2212 }
2213 
2214 
2217 {
2218  for (Town *t : Town::Iterate()) t->noise_reached = 0;
2219 
2220  for (const Station *st : Station::Iterate()) {
2221  if (st->airport.tile != INVALID_TILE && st->airport.type != AT_OILRIG) {
2222  const AirportSpec *as = st->airport.GetSpec();
2223  AirportTileIterator it(st);
2224  uint dist;
2225  Town *nearest = AirportGetNearestTown(as, it, dist);
2226  nearest->noise_reached += GetAirportNoiseLevelForDistance(as, dist);
2227  }
2228  }
2229 }
2230 
2244 CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
2245 {
2246  StationID station_to_join = GB(p2, 16, 16);
2247  bool reuse = (station_to_join != NEW_STATION);
2248  if (!reuse) station_to_join = INVALID_STATION;
2249  bool distant_join = (station_to_join != INVALID_STATION);
2250  byte airport_type = GB(p1, 0, 8);
2251  byte layout = GB(p1, 8, 8);
2252 
2253  if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
2254 
2255  if (airport_type >= NUM_AIRPORTS) return CMD_ERROR;
2256 
2257  CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
2258  if (ret.Failed()) return ret;
2259 
2260  /* Check if a valid, buildable airport was chosen for construction */
2261  const AirportSpec *as = AirportSpec::Get(airport_type);
2262  if (!as->IsAvailable() || layout >= as->num_table) return CMD_ERROR;
2263  if (!as->IsWithinMapBounds(layout, tile)) return CMD_ERROR;
2264 
2265  Direction rotation = as->rotation[layout];
2266  int w = as->size_x;
2267  int h = as->size_y;
2268  if (rotation == DIR_E || rotation == DIR_W) Swap(w, h);
2269  TileArea airport_area = TileArea(tile, w, h);
2270 
2272  return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
2273  }
2274 
2275  AirportTileTableIterator iter(as->table[layout], tile);
2276  CommandCost cost = CheckFlatLandAirport(iter, flags);
2277  if (cost.Failed()) return cost;
2278 
2279  /* The noise level is the noise from the airport and reduce it to account for the distance to the town center. */
2280  uint dist;
2281  Town *nearest = AirportGetNearestTown(as, iter, dist);
2282  uint newnoise_level = GetAirportNoiseLevelForDistance(as, dist);
2283 
2284  /* Check if local auth would allow a new airport */
2285  StringID authority_refuse_message = STR_NULL;
2286  Town *authority_refuse_town = nullptr;
2287 
2289  /* do not allow to build a new airport if this raise the town noise over the maximum allowed by town */
2290  if ((nearest->noise_reached + newnoise_level) > nearest->MaxTownNoise()) {
2291  authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_NOISE;
2292  authority_refuse_town = nearest;
2293  }
2294  } else {
2295  Town *t = ClosestTownFromTile(tile, UINT_MAX);
2296  uint num = 0;
2297  for (const Station *st : Station::Iterate()) {
2298  if (st->town == t && (st->facilities & FACIL_AIRPORT) && st->airport.type != AT_OILRIG) num++;
2299  }
2300  if (num >= 2) {
2301  authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_AIRPORT;
2302  authority_refuse_town = t;
2303  }
2304  }
2305 
2306  if (authority_refuse_message != STR_NULL) {
2307  SetDParam(0, authority_refuse_town->index);
2308  return_cmd_error(authority_refuse_message);
2309  }
2310 
2311  Station *st = nullptr;
2312  ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p2, 0), airport_area, &st);
2313  if (ret.Failed()) return ret;
2314 
2315  /* Distant join */
2316  if (st == nullptr && distant_join) st = Station::GetIfValid(station_to_join);
2317 
2318  ret = BuildStationPart(&st, flags, reuse, airport_area, (GetAirport(airport_type)->flags & AirportFTAClass::AIRPLANES) ? STATIONNAMING_AIRPORT : STATIONNAMING_HELIPORT);
2319  if (ret.Failed()) return ret;
2320 
2321  if (st != nullptr && st->airport.tile != INVALID_TILE) {
2322  return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_AIRPORT);
2323  }
2324 
2325  for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
2326  cost.AddCost(_price[PR_BUILD_STATION_AIRPORT]);
2327  }
2328 
2329  if (flags & DC_EXEC) {
2330  /* Always add the noise, so there will be no need to recalculate when option toggles */
2331  nearest->noise_reached += newnoise_level;
2332 
2333  st->AddFacility(FACIL_AIRPORT, tile);
2334  st->airport.type = airport_type;
2335  st->airport.layout = layout;
2336  st->airport.flags = 0;
2337  st->airport.rotation = rotation;
2338 
2339  st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TRY);
2340 
2341  for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
2342  MakeAirport(iter, st->owner, st->index, iter.GetStationGfx(), WATER_CLASS_INVALID);
2343  SetStationTileRandomBits(iter, GB(Random(), 0, 4));
2344  st->airport.Add(iter);
2345 
2347  }
2348 
2349  /* Only call the animation trigger after all tiles have been built */
2350  for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
2351  AirportTileAnimationTrigger(st, iter, AAT_BUILT);
2352  }
2353 
2355 
2356  Company::Get(st->owner)->infrastructure.airport++;
2357 
2358  st->AfterStationTileSetChange(true, STATION_AIRPORT);
2360 
2363  }
2364  }
2365 
2366  return cost;
2367 }
2368 
2376 {
2377  Station *st = Station::GetByTile(tile);
2378 
2379  if (_current_company != OWNER_WATER) {
2380  CommandCost ret = CheckOwnership(st->owner);
2381  if (ret.Failed()) return ret;
2382  }
2383 
2384  tile = st->airport.tile;
2385 
2387 
2388  for (const Aircraft *a : Aircraft::Iterate()) {
2389  if (!a->IsNormalAircraft()) continue;
2390  if (a->targetairport == st->index && a->state != FLYING) {
2391  return_cmd_error(STR_ERROR_AIRCRAFT_IN_THE_WAY);
2392  }
2393  }
2394 
2395  if (flags & DC_EXEC) {
2396  const AirportSpec *as = st->airport.GetSpec();
2397  /* The noise level is the noise from the airport and reduce it to account for the distance to the town center.
2398  * And as for construction, always remove it, even if the setting is not set, in order to avoid the
2399  * need of recalculation */
2400  AirportTileIterator it(st);
2401  uint dist;
2402  Town *nearest = AirportGetNearestTown(as, it, dist);
2403  nearest->noise_reached -= GetAirportNoiseLevelForDistance(as, dist);
2404  }
2405 
2406  TILE_AREA_LOOP(tile_cur, st->airport) {
2407  if (!st->TileBelongsToAirport(tile_cur)) continue;
2408 
2409  CommandCost ret = EnsureNoVehicleOnGround(tile_cur);
2410  if (ret.Failed()) return ret;
2411 
2412  cost.AddCost(_price[PR_CLEAR_STATION_AIRPORT]);
2413 
2414  if (flags & DC_EXEC) {
2415  if (IsHangarTile(tile_cur)) OrderBackup::Reset(tile_cur, false);
2416  DeleteAnimatedTile(tile_cur);
2417  DoClearSquare(tile_cur);
2418  DeleteNewGRFInspectWindow(GSF_AIRPORTTILES, tile_cur);
2419  }
2420  }
2421 
2422  if (flags & DC_EXEC) {
2423  /* Clear the persistent storage. */
2424  delete st->airport.psa;
2425 
2426  for (uint i = 0; i < st->airport.GetNumHangars(); ++i) {
2429  );
2430  }
2431 
2432  st->rect.AfterRemoveRect(st, st->airport);
2433 
2434  st->airport.Clear();
2435  st->facilities &= ~FACIL_AIRPORT;
2436 
2438 
2441  }
2442 
2443  Company::Get(st->owner)->infrastructure.airport--;
2444 
2445  st->AfterStationTileSetChange(false, STATION_AIRPORT);
2446 
2447  DeleteNewGRFInspectWindow(GSF_AIRPORTS, st->index);
2448  }
2449 
2450  return cost;
2451 }
2452 
2462 CommandCost CmdOpenCloseAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
2463 {
2464  if (!Station::IsValidID(p1)) return CMD_ERROR;
2465  Station *st = Station::Get(p1);
2466 
2467  if (!(st->facilities & FACIL_AIRPORT) || st->owner == OWNER_NONE) return CMD_ERROR;
2468 
2469  CommandCost ret = CheckOwnership(st->owner);
2470  if (ret.Failed()) return ret;
2471 
2472  if (flags & DC_EXEC) {
2475  }
2476  return CommandCost();
2477 }
2478 
2485 bool HasStationInUse(StationID station, bool include_company, CompanyID company)
2486 {
2487  for (const Vehicle *v : Vehicle::Iterate()) {
2488  if ((v->owner == company) == include_company) {
2489  for (const Order *order : v->Orders()) {
2490  if ((order->IsType(OT_GOTO_STATION) || order->IsType(OT_GOTO_WAYPOINT)) && order->GetDestination() == station) {
2491  return true;
2492  }
2493  }
2494  }
2495  }
2496  return false;
2497 }
2498 
2499 static const TileIndexDiffC _dock_tileoffs_chkaround[] = {
2500  {-1, 0},
2501  { 0, 0},
2502  { 0, 0},
2503  { 0, -1}
2504 };
2505 static const byte _dock_w_chk[4] = { 2, 1, 2, 1 };
2506 static const byte _dock_h_chk[4] = { 1, 2, 1, 2 };
2507 
2517 CommandCost CmdBuildDock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
2518 {
2519  StationID station_to_join = GB(p2, 16, 16);
2520  bool reuse = (station_to_join != NEW_STATION);
2521  if (!reuse) station_to_join = INVALID_STATION;
2522  bool distant_join = (station_to_join != INVALID_STATION);
2523 
2524  if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
2525 
2527  if (direction == INVALID_DIAGDIR) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
2528  direction = ReverseDiagDir(direction);
2529 
2530  /* Docks cannot be placed on rapids */
2531  if (HasTileWaterGround(tile)) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
2532 
2533  CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
2534  if (ret.Failed()) return ret;
2535 
2536  if (IsBridgeAbove(tile)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
2537 
2538  CommandCost cost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_STATION_DOCK]);
2539  ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
2540  if (ret.Failed()) return ret;
2541  cost.AddCost(ret);
2542 
2543  TileIndex tile_cur = tile + TileOffsByDiagDir(direction);
2544 
2545  if (!IsTileType(tile_cur, MP_WATER) || !IsTileFlat(tile_cur)) {
2546  return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
2547  }
2548 
2549  if (IsBridgeAbove(tile_cur)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
2550 
2551  /* Get the water class of the water tile before it is cleared.*/
2552  WaterClass wc = GetWaterClass(tile_cur);
2553 
2554  ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
2555  if (ret.Failed()) return ret;
2556 
2557  tile_cur += TileOffsByDiagDir(direction);
2558  if (!IsTileType(tile_cur, MP_WATER) || !IsTileFlat(tile_cur)) {
2559  return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
2560  }
2561 
2562  TileArea dock_area = TileArea(tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
2563  _dock_w_chk[direction], _dock_h_chk[direction]);
2564 
2565  /* middle */
2566  Station *st = nullptr;
2567  ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p1, 0), dock_area, &st);
2568  if (ret.Failed()) return ret;
2569 
2570  /* Distant join */
2571  if (st == nullptr && distant_join) st = Station::GetIfValid(station_to_join);
2572 
2573  ret = BuildStationPart(&st, flags, reuse, dock_area, STATIONNAMING_DOCK);
2574  if (ret.Failed()) return ret;
2575 
2576  if (flags & DC_EXEC) {
2577  st->ship_station.Add(tile);
2578  st->ship_station.Add(tile + TileOffsByDiagDir(direction));
2579  st->AddFacility(FACIL_DOCK, tile);
2580 
2581  st->rect.BeforeAddRect(dock_area.tile, dock_area.w, dock_area.h, StationRect::ADD_TRY);
2582 
2583  /* If the water part of the dock is on a canal, update infrastructure counts.
2584  * This is needed as we've unconditionally cleared that tile before. */
2585  if (wc == WATER_CLASS_CANAL) {
2586  Company::Get(st->owner)->infrastructure.water++;
2587  }
2588  Company::Get(st->owner)->infrastructure.station += 2;
2589 
2590  MakeDock(tile, st->owner, st->index, direction, wc);
2591  UpdateStationDockingTiles(st);
2592 
2593  st->AfterStationTileSetChange(true, STATION_DOCK);
2594  }
2595 
2596  return cost;
2597 }
2598 
2599 void RemoveDockingTile(TileIndex t)
2600 {
2601  for (DiagDirection d = DIAGDIR_BEGIN; d != DIAGDIR_END; d++) {
2602  TileIndex tile = t + TileOffsByDiagDir(d);
2603  if (!IsValidTile(tile)) continue;
2604 
2605  if (IsTileType(tile, MP_STATION)) {
2606  Station *st = Station::GetByTile(tile);
2607  if (st != nullptr) UpdateStationDockingTiles(st);
2608  } else if (IsTileType(tile, MP_INDUSTRY)) {
2609  Station *neutral = Industry::GetByTile(tile)->neutral_station;
2610  if (neutral != nullptr) UpdateStationDockingTiles(neutral);
2611  }
2612  }
2613 }
2614 
2621 {
2622  assert(IsValidTile(tile));
2623 
2624  /* Clear and maybe re-set docking tile */
2625  for (DiagDirection d = DIAGDIR_BEGIN; d != DIAGDIR_END; d++) {
2626  TileIndex docking_tile = tile + TileOffsByDiagDir(d);
2627  if (!IsValidTile(docking_tile)) continue;
2628 
2629  if (IsPossibleDockingTile(docking_tile)) {
2630  SetDockingTile(docking_tile, false);
2631  CheckForDockingTile(docking_tile);
2632  }
2633  }
2634 }
2635 
2643 {
2644  assert(IsDockTile(t));
2645 
2647  static const uint8 _valid_docking_tile[] = {
2648  0, 0, 0, 0, // No docking against the slope part.
2649  1 << DIAGDIR_NE | 1 << DIAGDIR_SW, // Docking permitted at the end
2650  1 << DIAGDIR_NW | 1 << DIAGDIR_SE, // of the flat piers.
2651  };
2652 
2653  StationGfx gfx = GetStationGfx(t);
2654  assert(gfx < lengthof(_valid_docking_tile));
2655  return HasBit(_valid_docking_tile[gfx], d);
2656 }
2657 
2664 {
2665  assert(IsDockTile(t));
2666 
2667  StationGfx gfx = GetStationGfx(t);
2668  if (gfx < GFX_DOCK_BASE_WATER_PART) return t;
2669 
2670  for (DiagDirection d = DIAGDIR_BEGIN; d != DIAGDIR_END; d++) {
2671  TileIndex tile = t + TileOffsByDiagDir(d);
2672  if (!IsValidTile(tile)) continue;
2673  if (!IsDockTile(tile)) continue;
2674  if (GetStationGfx(tile) < GFX_DOCK_BASE_WATER_PART && tile + TileOffsByDiagDir(GetDockDirection(tile)) == t) return tile;
2675  }
2676 
2677  return INVALID_TILE;
2678 }
2679 
2687 {
2688  Station *st = Station::GetByTile(tile);
2689  CommandCost ret = CheckOwnership(st->owner);
2690  if (ret.Failed()) return ret;
2691 
2692  if (!IsDockTile(tile)) return CMD_ERROR;
2693 
2694  TileIndex tile1 = FindDockLandPart(tile);
2695  if (tile1 == INVALID_TILE) return CMD_ERROR;
2696  TileIndex tile2 = tile1 + TileOffsByDiagDir(GetDockDirection(tile1));
2697 
2698  ret = EnsureNoVehicleOnGround(tile1);
2699  if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile2);
2700  if (ret.Failed()) return ret;
2701 
2702  if (flags & DC_EXEC) {
2703  DoClearSquare(tile1);
2704  MarkTileDirtyByTile(tile1);
2705  MakeWaterKeepingClass(tile2, st->owner);
2706 
2707  st->rect.AfterRemoveTile(st, tile1);
2708  st->rect.AfterRemoveTile(st, tile2);
2709 
2710  MakeShipStationAreaSmaller(st);
2711  if (st->ship_station.tile == INVALID_TILE) {
2712  st->ship_station.Clear();
2713  st->docking_station.Clear();
2714  st->facilities &= ~FACIL_DOCK;
2715  }
2716 
2717  Company::Get(st->owner)->infrastructure.station -= 2;
2718 
2719  st->AfterStationTileSetChange(false, STATION_DOCK);
2720 
2723 
2724  /* All ships that were going to our station, can't go to it anymore.
2725  * Just clear the order, then automatically the next appropriate order
2726  * will be selected and in case of no appropriate order it will just
2727  * wander around the world. */
2728  if (!(st->facilities & FACIL_DOCK)) {
2729  for (Ship *s : Ship::Iterate()) {
2730  if (s->current_order.IsType(OT_LOADING) && s->current_order.GetDestination() == st->index) {
2731  s->LeaveStation();
2732  }
2733 
2734  if (s->current_order.IsType(OT_GOTO_STATION) && s->current_order.GetDestination() == st->index) {
2735  s->SetDestTile(s->GetOrderStationLocation(st->index));
2736  }
2737  }
2738  }
2739  }
2740 
2741  return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_STATION_DOCK]);
2742 }
2743 
2744 #include "table/station_land.h"
2745 
2746 const DrawTileSprites *GetStationTileLayout(StationType st, byte gfx)
2747 {
2748  return &_station_display_datas[st][gfx];
2749 }
2750 
2760 bool SplitGroundSpriteForOverlay(const TileInfo *ti, SpriteID *ground, RailTrackOffset *overlay_offset)
2761 {
2762  bool snow_desert;
2763  switch (*ground) {
2764  case SPR_RAIL_TRACK_X:
2765  case SPR_MONO_TRACK_X:
2766  case SPR_MGLV_TRACK_X:
2767  snow_desert = false;
2768  *overlay_offset = RTO_X;
2769  break;
2770 
2771  case SPR_RAIL_TRACK_Y:
2772  case SPR_MONO_TRACK_Y:
2773  case SPR_MGLV_TRACK_Y:
2774  snow_desert = false;
2775  *overlay_offset = RTO_Y;
2776  break;
2777 
2778  case SPR_RAIL_TRACK_X_SNOW:
2779  case SPR_MONO_TRACK_X_SNOW:
2780  case SPR_MGLV_TRACK_X_SNOW:
2781  snow_desert = true;
2782  *overlay_offset = RTO_X;
2783  break;
2784 
2785  case SPR_RAIL_TRACK_Y_SNOW:
2786  case SPR_MONO_TRACK_Y_SNOW:
2787  case SPR_MGLV_TRACK_Y_SNOW:
2788  snow_desert = true;
2789  *overlay_offset = RTO_Y;
2790  break;
2791 
2792  default:
2793  return false;
2794  }
2795 
2796  if (ti != nullptr) {
2797  /* Decide snow/desert from tile */
2799  case LT_ARCTIC:
2800  snow_desert = (uint)ti->z > GetSnowLine() * TILE_HEIGHT;
2801  break;
2802 
2803  case LT_TROPIC:
2804  snow_desert = GetTropicZone(ti->tile) == TROPICZONE_DESERT;
2805  break;
2806 
2807  default:
2808  break;
2809  }
2810  }
2811 
2812  *ground = snow_desert ? SPR_FLAT_SNOW_DESERT_TILE : SPR_FLAT_GRASS_TILE;
2813  return true;
2814 }
2815 
2816 static void DrawTile_Station(TileInfo *ti)
2817 {
2818  const NewGRFSpriteLayout *layout = nullptr;
2819  DrawTileSprites tmp_rail_layout;
2820  const DrawTileSprites *t = nullptr;
2821  int32 total_offset;
2822  const RailtypeInfo *rti = nullptr;
2823  uint32 relocation = 0;
2824  uint32 ground_relocation = 0;
2825  BaseStation *st = nullptr;
2826  const StationSpec *statspec = nullptr;
2827  uint tile_layout = 0;
2828 
2829  if (HasStationRail(ti->tile)) {
2830  rti = GetRailTypeInfo(GetRailType(ti->tile));
2831  total_offset = rti->GetRailtypeSpriteOffset();
2832 
2833  if (IsCustomStationSpecIndex(ti->tile)) {
2834  /* look for customization */
2835  st = BaseStation::GetByTile(ti->tile);
2836  statspec = st->speclist[GetCustomStationSpecIndex(ti->tile)].spec;
2837 
2838  if (statspec != nullptr) {
2839  tile_layout = GetStationGfx(ti->tile);
2840 
2842  uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0, 0, statspec, st, ti->tile);
2843  if (callback != CALLBACK_FAILED) tile_layout = (callback & ~1) + GetRailStationAxis(ti->tile);
2844  }
2845 
2846  /* Ensure the chosen tile layout is valid for this custom station */
2847  if (statspec->renderdata != nullptr) {
2848  layout = &statspec->renderdata[tile_layout < statspec->tiles ? tile_layout : (uint)GetRailStationAxis(ti->tile)];
2849  if (!layout->NeedsPreprocessing()) {
2850  t = layout;
2851  layout = nullptr;
2852  }
2853  }
2854  }
2855  }
2856  } else {
2857  total_offset = 0;
2858  }
2859 
2860  StationGfx gfx = GetStationGfx(ti->tile);
2861  if (IsAirport(ti->tile)) {
2862  gfx = GetAirportGfx(ti->tile);
2863  if (gfx >= NEW_AIRPORTTILE_OFFSET) {
2864  const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
2865  if (ats->grf_prop.spritegroup[0] != nullptr && DrawNewAirportTile(ti, Station::GetByTile(ti->tile), gfx, ats)) {
2866  return;
2867  }
2868  /* No sprite group (or no valid one) found, meaning no graphics associated.
2869  * Use the substitute one instead */
2870  assert(ats->grf_prop.subst_id != INVALID_AIRPORTTILE);
2871  gfx = ats->grf_prop.subst_id;
2872  }
2873  switch (gfx) {
2874  case APT_RADAR_GRASS_FENCE_SW:
2875  t = &_station_display_datas_airport_radar_grass_fence_sw[GetAnimationFrame(ti->tile)];
2876  break;
2877  case APT_GRASS_FENCE_NE_FLAG:
2878  t = &_station_display_datas_airport_flag_grass_fence_ne[GetAnimationFrame(ti->tile)];
2879  break;
2880  case APT_RADAR_FENCE_SW:
2881  t = &_station_display_datas_airport_radar_fence_sw[GetAnimationFrame(ti->tile)];
2882  break;
2883  case APT_RADAR_FENCE_NE:
2884  t = &_station_display_datas_airport_radar_fence_ne[GetAnimationFrame(ti->tile)];
2885  break;
2886  case APT_GRASS_FENCE_NE_FLAG_2:
2887  t = &_station_display_datas_airport_flag_grass_fence_ne_2[GetAnimationFrame(ti->tile)];
2888  break;
2889  }
2890  }
2891 
2892  Owner owner = GetTileOwner(ti->tile);
2893 
2894  PaletteID palette;
2895  if (Company::IsValidID(owner)) {
2896  palette = COMPANY_SPRITE_COLOUR(owner);
2897  } else {
2898  /* Some stations are not owner by a company, namely oil rigs */
2899  palette = PALETTE_TO_GREY;
2900  }
2901 
2902  if (layout == nullptr && (t == nullptr || t->seq == nullptr)) t = GetStationTileLayout(GetStationType(ti->tile), gfx);
2903 
2904  /* don't show foundation for docks */
2905  if (ti->tileh != SLOPE_FLAT && !IsDock(ti->tile)) {
2906  if (statspec != nullptr && HasBit(statspec->flags, SSF_CUSTOM_FOUNDATIONS)) {
2907  /* Station has custom foundations.
2908  * Check whether the foundation continues beyond the tile's upper sides. */
2909  uint edge_info = 0;
2910  int z;
2911  Slope slope = GetFoundationPixelSlope(ti->tile, &z);
2912  if (!HasFoundationNW(ti->tile, slope, z)) SetBit(edge_info, 0);
2913  if (!HasFoundationNE(ti->tile, slope, z)) SetBit(edge_info, 1);
2914  SpriteID image = GetCustomStationFoundationRelocation(statspec, st, ti->tile, tile_layout, edge_info);
2915  if (image == 0) goto draw_default_foundation;
2916 
2917  if (HasBit(statspec->flags, SSF_EXTENDED_FOUNDATIONS)) {
2918  /* Station provides extended foundations. */
2919 
2920  static const uint8 foundation_parts[] = {
2921  0, 0, 0, 0, // Invalid, Invalid, Invalid, SLOPE_SW
2922  0, 1, 2, 3, // Invalid, SLOPE_EW, SLOPE_SE, SLOPE_WSE
2923  0, 4, 5, 6, // Invalid, SLOPE_NW, SLOPE_NS, SLOPE_NWS
2924  7, 8, 9 // SLOPE_NE, SLOPE_ENW, SLOPE_SEN
2925  };
2926 
2927  AddSortableSpriteToDraw(image + foundation_parts[ti->tileh], PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
2928  } else {
2929  /* Draw simple foundations, built up from 8 possible foundation sprites. */
2930 
2931  /* Each set bit represents one of the eight composite sprites to be drawn.
2932  * 'Invalid' entries will not drawn but are included for completeness. */
2933  static const uint8 composite_foundation_parts[] = {
2934  /* Invalid (00000000), Invalid (11010001), Invalid (11100100), SLOPE_SW (11100000) */
2935  0x00, 0xD1, 0xE4, 0xE0,
2936  /* Invalid (11001010), SLOPE_EW (11001001), SLOPE_SE (11000100), SLOPE_WSE (11000000) */
2937  0xCA, 0xC9, 0xC4, 0xC0,
2938  /* Invalid (11010010), SLOPE_NW (10010001), SLOPE_NS (11100100), SLOPE_NWS (10100000) */
2939  0xD2, 0x91, 0xE4, 0xA0,
2940  /* SLOPE_NE (01001010), SLOPE_ENW (00001001), SLOPE_SEN (01000100) */
2941  0x4A, 0x09, 0x44
2942  };
2943 
2944  uint8 parts = composite_foundation_parts[ti->tileh];
2945 
2946  /* If foundations continue beyond the tile's upper sides then
2947  * mask out the last two pieces. */
2948  if (HasBit(edge_info, 0)) ClrBit(parts, 6);
2949  if (HasBit(edge_info, 1)) ClrBit(parts, 7);
2950 
2951  if (parts == 0) {
2952  /* We always have to draw at least one sprite to make sure there is a boundingbox and a sprite with the
2953  * correct offset for the childsprites.
2954  * So, draw the (completely empty) sprite of the default foundations. */
2955  goto draw_default_foundation;
2956  }
2957 
2959  for (int i = 0; i < 8; i++) {
2960  if (HasBit(parts, i)) {
2961  AddSortableSpriteToDraw(image + i, PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
2962  }
2963  }
2964  EndSpriteCombine();
2965  }
2966 
2967  OffsetGroundSprite(31, 1);
2969  } else {
2970 draw_default_foundation:
2972  }
2973  }
2974 
2975  if (IsBuoy(ti->tile)) {
2976  DrawWaterClassGround(ti);
2977  SpriteID sprite = GetCanalSprite(CF_BUOY, ti->tile);
2978  if (sprite != 0) total_offset = sprite - SPR_IMG_BUOY;
2979  } else if (IsDock(ti->tile) || (IsOilRig(ti->tile) && IsTileOnWater(ti->tile))) {
2980  if (ti->tileh == SLOPE_FLAT) {
2981  DrawWaterClassGround(ti);
2982  } else {
2983  assert(IsDock(ti->tile));
2984  TileIndex water_tile = ti->tile + TileOffsByDiagDir(GetDockDirection(ti->tile));
2985  WaterClass wc = HasTileWaterClass(water_tile) ? GetWaterClass(water_tile) : WATER_CLASS_INVALID;
2986  if (wc == WATER_CLASS_SEA) {
2987  DrawShoreTile(ti->tileh);
2988  } else {
2989  DrawClearLandTile(ti, 3);
2990  }
2991  }
2992  } else {
2993  if (layout != nullptr) {
2994  /* Sprite layout which needs preprocessing */
2995  bool separate_ground = HasBit(statspec->flags, SSF_SEPARATE_GROUND);
2996  uint32 var10_values = layout->PrepareLayout(total_offset, rti->fallback_railtype, 0, 0, separate_ground);
2997  uint8 var10;
2998  FOR_EACH_SET_BIT(var10, var10_values) {
2999  uint32 var10_relocation = GetCustomStationRelocation(statspec, st, ti->tile, var10);
3000  layout->ProcessRegisters(var10, var10_relocation, separate_ground);
3001  }
3002  tmp_rail_layout.seq = layout->GetLayout(&tmp_rail_layout.ground);
3003  t = &tmp_rail_layout;
3004  total_offset = 0;
3005  } else if (statspec != nullptr) {
3006  /* Simple sprite layout */
3007  ground_relocation = relocation = GetCustomStationRelocation(statspec, st, ti->tile, 0);
3008  if (HasBit(statspec->flags, SSF_SEPARATE_GROUND)) {
3009  ground_relocation = GetCustomStationRelocation(statspec, st, ti->tile, 1);
3010  }
3011  ground_relocation += rti->fallback_railtype;
3012  }
3013 
3014  SpriteID image = t->ground.sprite;
3015  PaletteID pal = t->ground.pal;
3016  RailTrackOffset overlay_offset;
3017  if (rti != nullptr && rti->UsesOverlay() && SplitGroundSpriteForOverlay(ti, &image, &overlay_offset)) {
3018  SpriteID ground = GetCustomRailSprite(rti, ti->tile, RTSG_GROUND);
3019  DrawGroundSprite(image, PAL_NONE);
3020  DrawGroundSprite(ground + overlay_offset, PAL_NONE);
3021 
3022  if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationReservation(ti->tile)) {
3023  SpriteID overlay = GetCustomRailSprite(rti, ti->tile, RTSG_OVERLAY);
3024  DrawGroundSprite(overlay + overlay_offset, PALETTE_CRASH);
3025  }
3026  } else {
3027  image += HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE) ? ground_relocation : total_offset;
3028  if (HasBit(pal, SPRITE_MODIFIER_CUSTOM_SPRITE)) pal += ground_relocation;
3029  DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, palette));
3030 
3031  /* PBS debugging, draw reserved tracks darker */
3032  if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationRail(ti->tile) && HasStationReservation(ti->tile)) {
3033  const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(ti->tile));
3035  }
3036  }
3037  }
3038 
3040 
3041  if (IsRoadStop(ti->tile)) {
3042  RoadType road_rt = GetRoadTypeRoad(ti->tile);
3043  RoadType tram_rt = GetRoadTypeTram(ti->tile);
3044  const RoadTypeInfo* road_rti = road_rt == INVALID_ROADTYPE ? nullptr : GetRoadTypeInfo(road_rt);
3045  const RoadTypeInfo* tram_rti = tram_rt == INVALID_ROADTYPE ? nullptr : GetRoadTypeInfo(tram_rt);
3046 
3047  if (IsDriveThroughStopTile(ti->tile)) {
3048  Axis axis = GetRoadStopDir(ti->tile) == DIAGDIR_NE ? AXIS_X : AXIS_Y;
3049  uint sprite_offset = axis == AXIS_X ? 1 : 0;
3050 
3051  DrawRoadOverlays(ti, PAL_NONE, road_rti, tram_rti, sprite_offset, sprite_offset);
3052  } else {
3053  /* Non-drivethrough road stops are only valid for roads. */
3054  assert(road_rt != INVALID_ROADTYPE && tram_rt == INVALID_ROADTYPE);
3055 
3056  if (road_rti->UsesOverlay()) {
3057  DiagDirection dir = GetRoadStopDir(ti->tile);
3058  SpriteID ground = GetCustomRoadSprite(road_rti, ti->tile, ROTSG_ROADSTOP);
3059  DrawGroundSprite(ground + dir, PAL_NONE);
3060  }
3061  }
3062 
3063  /* Draw road, tram catenary */
3064  DrawRoadCatenary(ti);
3065  }
3066 
3067  if (IsRailWaypoint(ti->tile)) {
3068  /* Don't offset the waypoint graphics; they're always the same. */
3069  total_offset = 0;
3070  }
3071 
3072  DrawRailTileSeq(ti, t, TO_BUILDINGS, total_offset, relocation, palette);
3073 }
3074 
3075 void StationPickerDrawSprite(int x, int y, StationType st, RailType railtype, RoadType roadtype, int image)
3076 {
3077  int32 total_offset = 0;
3078  PaletteID pal = COMPANY_SPRITE_COLOUR(_local_company);
3079  const DrawTileSprites *t = GetStationTileLayout(st, image);
3080  const RailtypeInfo *rti = nullptr;
3081 
3082  if (railtype != INVALID_RAILTYPE) {
3083  rti = GetRailTypeInfo(railtype);
3084  total_offset = rti->GetRailtypeSpriteOffset();
3085  }
3086 
3087  SpriteID img = t->ground.sprite;
3088  RailTrackOffset overlay_offset;
3089  if (rti != nullptr && rti->UsesOverlay() && SplitGroundSpriteForOverlay(nullptr, &img, &overlay_offset)) {
3091  DrawSprite(img, PAL_NONE, x, y);
3092  DrawSprite(ground + overlay_offset, PAL_NONE, x, y);
3093  } else {
3094  DrawSprite(img + total_offset, HasBit(img, PALETTE_MODIFIER_COLOUR) ? pal : PAL_NONE, x, y);
3095  }
3096 
3097  if (roadtype != INVALID_ROADTYPE) {
3098  const RoadTypeInfo* rti = GetRoadTypeInfo(roadtype);
3099  if (image >= 4) {
3100  /* Drive-through stop */
3101  uint sprite_offset = 5 - image;
3102 
3103  /* Road underlay takes precedence over tram */
3104  if (rti->UsesOverlay()) {
3106  DrawSprite(ground + sprite_offset, PAL_NONE, x, y);
3107 
3109  if (overlay) DrawSprite(overlay + sprite_offset, PAL_NONE, x, y);
3110  } else if (RoadTypeIsTram(roadtype)) {
3111  DrawSprite(SPR_TRAMWAY_TRAM + sprite_offset, PAL_NONE, x, y);
3112  }
3113  } else {
3114  /* Drive-in stop */
3115  if (RoadTypeIsRoad(roadtype) && rti->UsesOverlay()) {
3117  DrawSprite(ground + image, PAL_NONE, x, y);
3118  }
3119  }
3120  }
3121 
3122  /* Default waypoint has no railtype specific sprites */
3123  DrawRailTileSeqInGUI(x, y, t, st == STATION_WAYPOINT ? 0 : total_offset, 0, pal);
3124 }
3125 
3126 static int GetSlopePixelZ_Station(TileIndex tile, uint x, uint y)
3127 {
3128  return GetTileMaxPixelZ(tile);
3129 }
3130 
3131 static Foundation GetFoundation_Station(TileIndex tile, Slope tileh)
3132 {
3133  return FlatteningFoundation(tileh);
3134 }
3135 
3136 static void GetTileDesc_Station(TileIndex tile, TileDesc *td)
3137 {
3138  td->owner[0] = GetTileOwner(tile);
3139 
3140  if (IsRoadStopTile(tile)) {
3141  RoadType road_rt = GetRoadTypeRoad(tile);
3142  RoadType tram_rt = GetRoadTypeTram(tile);
3143  Owner road_owner = INVALID_OWNER;
3144  Owner tram_owner = INVALID_OWNER;
3145  if (road_rt != INVALID_ROADTYPE) {
3146  const RoadTypeInfo *rti = GetRoadTypeInfo(road_rt);
3147  td->roadtype = rti->strings.name;
3148  td->road_speed = rti->max_speed / 2;
3149  road_owner = GetRoadOwner(tile, RTT_ROAD);
3150  }
3151 
3152  if (tram_rt != INVALID_ROADTYPE) {
3153  const RoadTypeInfo *rti = GetRoadTypeInfo(tram_rt);
3154  td->tramtype = rti->strings.name;
3155  td->tram_speed = rti->max_speed / 2;
3156  tram_owner = GetRoadOwner(tile, RTT_TRAM);
3157  }
3158 
3159  if (IsDriveThroughStopTile(tile)) {
3160  /* Is there a mix of owners? */
3161  if ((tram_owner != INVALID_OWNER && tram_owner != td->owner[0]) ||
3162  (road_owner != INVALID_OWNER && road_owner != td->owner[0])) {
3163  uint i = 1;
3164  if (road_owner != INVALID_OWNER) {
3165  td->owner_type[i] = STR_LAND_AREA_INFORMATION_ROAD_OWNER;
3166  td->owner[i] = road_owner;
3167  i++;
3168  }
3169  if (tram_owner != INVALID_OWNER) {
3170  td->owner_type[i] = STR_LAND_AREA_INFORMATION_TRAM_OWNER;
3171  td->owner[i] = tram_owner;
3172  }
3173  }
3174  }
3175  }
3176 
3178 
3179  if (HasStationTileRail(tile)) {
3180  const StationSpec *spec = GetStationSpec(tile);
3181 
3182  if (spec != nullptr) {
3184  td->station_name = spec->name;
3185 
3186  if (spec->grf_prop.grffile != nullptr) {
3187  const GRFConfig *gc = GetGRFConfig(spec->grf_prop.grffile->grfid);
3188  td->grf = gc->GetName();
3189  }
3190  }
3191 
3192  const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(tile));
3193  td->rail_speed = rti->max_speed;
3194  td->railtype = rti->strings.name;
3195  }
3196 
3197  if (IsAirport(tile)) {
3198  const AirportSpec *as = Station::GetByTile(tile)->airport.GetSpec();
3200  td->airport_name = as->name;
3201 
3202  const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
3203  td->airport_tile_name = ats->name;
3204 
3205  if (as->grf_prop.grffile != nullptr) {
3206  const GRFConfig *gc = GetGRFConfig(as->grf_prop.grffile->grfid);
3207  td->grf = gc->GetName();
3208  } else if (ats->grf_prop.grffile != nullptr) {
3209  const GRFConfig *gc = GetGRFConfig(ats->grf_prop.grffile->grfid);
3210  td->grf = gc->GetName();
3211  }
3212  }
3213 
3214  StringID str;
3215  switch (GetStationType(tile)) {
3216  default: NOT_REACHED();
3217  case STATION_RAIL: str = STR_LAI_STATION_DESCRIPTION_RAILROAD_STATION; break;
3218  case STATION_AIRPORT:
3219  str = (IsHangar(tile) ? STR_LAI_STATION_DESCRIPTION_AIRCRAFT_HANGAR : STR_LAI_STATION_DESCRIPTION_AIRPORT);
3220  break;
3221  case STATION_TRUCK: str = STR_LAI_STATION_DESCRIPTION_TRUCK_LOADING_AREA; break;
3222  case STATION_BUS: str = STR_LAI_STATION_DESCRIPTION_BUS_STATION; break;
3223  case STATION_OILRIG: {
3224  const Industry *i = Station::GetByTile(tile)->industry;
3225  const IndustrySpec *is = GetIndustrySpec(i->type);
3226  td->owner[0] = i->owner;
3227  str = is->name;
3228  if (is->grf_prop.grffile != nullptr) td->grf = GetGRFConfig(is->grf_prop.grffile->grfid)->GetName();
3229  break;
3230  }
3231  case STATION_DOCK: str = STR_LAI_STATION_DESCRIPTION_SHIP_DOCK; break;
3232  case STATION_BUOY: str = STR_LAI_STATION_DESCRIPTION_BUOY; break;
3233  case STATION_WAYPOINT: str = STR_LAI_STATION_DESCRIPTION_WAYPOINT; break;
3234  }
3235  td->str = str;
3236 }
3237 
3238 
3239 static TrackStatus GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
3240 {
3241  TrackBits trackbits = TRACK_BIT_NONE;
3242 
3243  switch (mode) {
3244  case TRANSPORT_RAIL:
3245  if (HasStationRail(tile) && !IsStationTileBlocked(tile)) {
3246  trackbits = TrackToTrackBits(GetRailStationTrack(tile));
3247  }
3248  break;
3249 
3250  case TRANSPORT_WATER:
3251  /* buoy is coded as a station, it is always on open water */
3252  if (IsBuoy(tile)) {
3253  trackbits = TRACK_BIT_ALL;
3254  /* remove tracks that connect NE map edge */
3255  if (TileX(tile) == 0) trackbits &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT);
3256  /* remove tracks that connect NW map edge */
3257  if (TileY(tile) == 0) trackbits &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER);
3258  }
3259  break;
3260 
3261  case TRANSPORT_ROAD:
3262  if (IsRoadStop(tile)) {
3263  RoadTramType rtt = (RoadTramType)sub_mode;
3264  if (!HasTileRoadType(tile, rtt)) break;
3265 
3266  DiagDirection dir = GetRoadStopDir(tile);
3267  Axis axis = DiagDirToAxis(dir);
3268 
3269  if (side != INVALID_DIAGDIR) {
3270  if (axis != DiagDirToAxis(side) || (IsStandardRoadStopTile(tile) && dir != side)) break;
3271  }
3272 
3273  trackbits = AxisToTrackBits(axis);
3274  }
3275  break;
3276 
3277  default:
3278  break;
3279  }
3280 
3282 }
3283 
3284 
3285 static void TileLoop_Station(TileIndex tile)
3286 {
3287  /* FIXME -- GetTileTrackStatus_Station -> animated stationtiles
3288  * hardcoded.....not good */
3289  switch (GetStationType(tile)) {
3290  case STATION_AIRPORT:
3291  AirportTileAnimationTrigger(Station::GetByTile(tile), tile, AAT_TILELOOP);
3292  break;
3293 
3294  case STATION_DOCK:
3295  if (!IsTileFlat(tile)) break; // only handle water part
3296  FALLTHROUGH;
3297 
3298  case STATION_OILRIG: //(station part)
3299  case STATION_BUOY:
3300  TileLoop_Water(tile);
3301  break;
3302 
3303  default: break;
3304  }
3305 }
3306 
3307 
3308 static void AnimateTile_Station(TileIndex tile)
3309 {
3310  if (HasStationRail(tile)) {
3311  AnimateStationTile(tile);
3312  return;
3313  }
3314 
3315  if (IsAirport(tile)) {
3316  AnimateAirportTile(tile);
3317  }
3318 }
3319 
3320 
3321 static bool ClickTile_Station(TileIndex tile)
3322 {
3323  const BaseStation *bst = BaseStation::GetByTile(tile);
3324 
3325  if (bst->facilities & FACIL_WAYPOINT) {
3327  } else if (IsHangar(tile)) {
3328  const Station *st = Station::From(bst);
3330  } else {
3332  }
3333  return true;
3334 }
3335 
3336 static VehicleEnterTileStatus VehicleEnter_Station(Vehicle *v, TileIndex tile, int x, int y)
3337 {
3338  if (v->type == VEH_TRAIN) {
3339  StationID station_id = GetStationIndex(tile);
3340  if (!v->current_order.ShouldStopAtStation(v, station_id)) return VETSB_CONTINUE;
3341  if (!IsRailStation(tile) || !v->IsFrontEngine()) return VETSB_CONTINUE;
3342 
3343  int station_ahead;
3344  int station_length;
3345  int stop = GetTrainStopLocation(station_id, tile, Train::From(v), &station_ahead, &station_length);
3346 
3347  /* Stop whenever that amount of station ahead + the distance from the
3348  * begin of the platform to the stop location is longer than the length
3349  * of the platform. Station ahead 'includes' the current tile where the
3350  * vehicle is on, so we need to subtract that. */
3351  if (stop + station_ahead - (int)TILE_SIZE >= station_length) return VETSB_CONTINUE;
3352 
3354 
3355  x &= 0xF;
3356  y &= 0xF;
3357 
3358  if (DiagDirToAxis(dir) != AXIS_X) Swap(x, y);
3359  if (y == TILE_SIZE / 2) {
3360  if (dir != DIAGDIR_SE && dir != DIAGDIR_SW) x = TILE_SIZE - 1 - x;
3361  stop &= TILE_SIZE - 1;
3362 
3363  if (x == stop) {
3364  return VETSB_ENTERED_STATION | (VehicleEnterTileStatus)(station_id << VETS_STATION_ID_OFFSET); // enter station
3365  } else if (x < stop) {
3367  uint16 spd = std::max(0, (stop - x) * 20 - 15);
3368  if (spd < v->cur_speed) v->cur_speed = spd;
3369  }
3370  }
3371  } else if (v->type == VEH_ROAD) {
3372  RoadVehicle *rv = RoadVehicle::From(v);
3373  if (rv->state < RVSB_IN_ROAD_STOP && !IsReversingRoadTrackdir((Trackdir)rv->state) && rv->frame == 0) {
3374  if (IsRoadStop(tile) && rv->IsFrontEngine()) {
3375  /* Attempt to allocate a parking bay in a road stop */
3377  }
3378  }
3379  }
3380 
3381  return VETSB_CONTINUE;
3382 }
3383 
3389 {
3390  /* Collect cargoes accepted since the last big tick. */
3391  CargoTypes cargoes = 0;
3392  for (CargoID cid = 0; cid < NUM_CARGO; cid++) {
3393  if (HasBit(st->goods[cid].status, GoodsEntry::GES_ACCEPTED_BIGTICK)) SetBit(cargoes, cid);
3394  }
3395 
3396  /* Anything to do? */
3397  if (cargoes == 0) return;
3398 
3399  /* Loop over all houses in the catchment. */
3401  for (TileIndex tile = it; tile != INVALID_TILE; tile = ++it) {
3402  if (IsTileType(tile, MP_HOUSE)) {
3403  WatchedCargoCallback(tile, cargoes);
3404  }
3405  }
3406 }
3407 
3415 {
3416  if (!st->IsInUse()) {
3417  if (++st->delete_ctr >= 8) delete st;
3418  return false;
3419  }
3420 
3421  if (Station::IsExpected(st)) {
3423 
3424  for (CargoID i = 0; i < NUM_CARGO; i++) {
3425  ClrBit(Station::From(st)->goods[i].status, GoodsEntry::GES_ACCEPTED_BIGTICK);
3426  }
3427  }
3428 
3429 
3430  if ((st->facilities & FACIL_WAYPOINT) == 0) UpdateStationAcceptance(Station::From(st), true);
3431 
3432  return true;
3433 }
3434 
3435 static inline void byte_inc_sat(byte *p)
3436 {
3437  byte b = *p + 1;
3438  if (b != 0) *p = b;
3439 }
3440 
3447 static void TruncateCargo(const CargoSpec *cs, GoodsEntry *ge, uint amount = UINT_MAX)
3448 {
3449  /* If truncating also punish the source stations' ratings to
3450  * decrease the flow of incoming cargo. */
3451 
3452  StationCargoAmountMap waiting_per_source;
3453  ge->cargo.Truncate(amount, &waiting_per_source);
3454  for (StationCargoAmountMap::iterator i(waiting_per_source.begin()); i != waiting_per_source.end(); ++i) {
3455  Station *source_station = Station::GetIfValid(i->first);
3456  if (source_station == nullptr) continue;
3457 
3458  GoodsEntry &source_ge = source_station->goods[cs->Index()];
3459  source_ge.max_waiting_cargo = std::max(source_ge.max_waiting_cargo, i->second);
3460  }
3461 }
3462 
3463 static void UpdateStationRating(Station *st)
3464 {
3465  bool waiting_changed = false;
3466 
3467  byte_inc_sat(&st->time_since_load);
3468  byte_inc_sat(&st->time_since_unload);
3469 
3470  const CargoSpec *cs;
3471  FOR_ALL_CARGOSPECS(cs) {
3472  GoodsEntry *ge = &st->goods[cs->Index()];
3473  /* Slowly increase the rating back to his original level in the case we
3474  * didn't deliver cargo yet to this station. This happens when a bribe
3475  * failed while you didn't moved that cargo yet to a station. */
3476  if (!ge->HasRating() && ge->rating < INITIAL_STATION_RATING) {
3477  ge->rating++;
3478  }
3479 
3480  /* Only change the rating if we are moving this cargo */
3481  if (ge->HasRating()) {
3482  byte_inc_sat(&ge->time_since_pickup);
3483  if (ge->time_since_pickup == 255 && _settings_game.order.selectgoods) {
3485  ge->last_speed = 0;
3486  TruncateCargo(cs, ge);
3487  waiting_changed = true;
3488  continue;
3489  }
3490 
3491  bool skip = false;
3492  int rating = 0;
3493  uint waiting = ge->cargo.AvailableCount();
3494 
3495  /* num_dests is at least 1 if there is any cargo as
3496  * INVALID_STATION is also a destination.
3497  */
3498  uint num_dests = (uint)ge->cargo.Packets()->MapSize();
3499 
3500  /* Average amount of cargo per next hop, but prefer solitary stations
3501  * with only one or two next hops. They are allowed to have more
3502  * cargo waiting per next hop.
3503  * With manual cargo distribution waiting_avg = waiting / 2 as then
3504  * INVALID_STATION is the only destination.
3505  */
3506  uint waiting_avg = waiting / (num_dests + 1);
3507 
3509  /* Perform custom station rating. If it succeeds the speed, days in transit and
3510  * waiting cargo ratings must not be executed. */
3511 
3512  /* NewGRFs expect last speed to be 0xFF when no vehicle has arrived yet. */
3513  uint last_speed = ge->HasVehicleEverTriedLoading() ? ge->last_speed : 0xFF;
3514 
3515  uint32 var18 = std::min<uint>(ge->time_since_pickup, 0xFFu)
3516  | (std::min<uint>(ge->max_waiting_cargo, 0xFFFFu) << 8)
3517  | (std::min<uint>(last_speed, 0xFFu) << 24);
3518  /* Convert to the 'old' vehicle types */
3519  uint32 var10 = (st->last_vehicle_type == VEH_INVALID) ? 0x0 : (st->last_vehicle_type + 0x10);
3520  uint16 callback = GetCargoCallback(CBID_CARGO_STATION_RATING_CALC, var10, var18, cs);
3521  if (callback != CALLBACK_FAILED) {
3522  skip = true;
3523  rating = GB(callback, 0, 14);
3524 
3525  /* Simulate a 15 bit signed value */
3526  if (HasBit(callback, 14)) rating -= 0x4000;
3527  }
3528  }
3529 
3530  if (!skip) {
3531  int b = ge->last_speed - 85;
3532  if (b >= 0) rating += b >> 2;
3533 
3534  byte waittime = ge->time_since_pickup;
3535  if (st->last_vehicle_type == VEH_SHIP) waittime >>= 2;
3536  if (waittime <= 21) rating += 25;
3537  if (waittime <= 12) rating += 25;
3538  if (waittime <= 6) rating += 45;
3539  if (waittime <= 3) rating += 35;
3540 
3541  rating -= 90;
3542  if (ge->max_waiting_cargo <= 1500) rating += 55;
3543  if (ge->max_waiting_cargo <= 1000) rating += 35;
3544  if (ge->max_waiting_cargo <= 600) rating += 10;
3545  if (ge->max_waiting_cargo <= 300) rating += 20;
3546  if (ge->max_waiting_cargo <= 100) rating += 10;
3547  }
3548 
3549  if (Company::IsValidID(st->owner) && HasBit(st->town->statues, st->owner)) rating += 26;
3550 
3551  byte age = ge->last_age;
3552  if (age < 3) rating += 10;
3553  if (age < 2) rating += 10;
3554  if (age < 1) rating += 13;
3555 
3556  {
3557  int or_ = ge->rating; // old rating
3558 
3559  /* only modify rating in steps of -2, -1, 0, 1 or 2 */
3560  ge->rating = rating = or_ + Clamp(Clamp(rating, 0, 255) - or_, -2, 2);
3561 
3562  /* if rating is <= 64 and more than 100 items waiting on average per destination,
3563  * remove some random amount of goods from the station */
3564  if (rating <= 64 && waiting_avg >= 100) {
3565  int dec = Random() & 0x1F;
3566  if (waiting_avg < 200) dec &= 7;
3567  waiting -= (dec + 1) * num_dests;
3568  waiting_changed = true;
3569  }
3570 
3571  /* if rating is <= 127 and there are any items waiting, maybe remove some goods. */
3572  if (rating <= 127 && waiting != 0) {
3573  uint32 r = Random();
3574  if (rating <= (int)GB(r, 0, 7)) {
3575  /* Need to have int, otherwise it will just overflow etc. */
3576  waiting = std::max((int)waiting - (int)((GB(r, 8, 2) - 1) * num_dests), 0);
3577  waiting_changed = true;
3578  }
3579  }
3580 
3581  /* At some point we really must cap the cargo. Previously this
3582  * was a strict 4095, but now we'll have a less strict, but
3583  * increasingly aggressive truncation of the amount of cargo. */
3584  static const uint WAITING_CARGO_THRESHOLD = 1 << 12;
3585  static const uint WAITING_CARGO_CUT_FACTOR = 1 << 6;
3586  static const uint MAX_WAITING_CARGO = 1 << 15;
3587 
3588  if (waiting > WAITING_CARGO_THRESHOLD) {
3589  uint difference = waiting - WAITING_CARGO_THRESHOLD;
3590  waiting -= (difference / WAITING_CARGO_CUT_FACTOR);
3591 
3592  waiting = std::min(waiting, MAX_WAITING_CARGO);
3593  waiting_changed = true;
3594  }
3595 
3596  /* We can't truncate cargo that's already reserved for loading.
3597  * Thus StoredCount() here. */
3598  if (waiting_changed && waiting < ge->cargo.AvailableCount()) {
3599  /* Feed back the exact own waiting cargo at this station for the
3600  * next rating calculation. */
3601  ge->max_waiting_cargo = 0;
3602 
3603  TruncateCargo(cs, ge, ge->cargo.AvailableCount() - waiting);
3604  } else {
3605  /* If the average number per next hop is low, be more forgiving. */
3606  ge->max_waiting_cargo = waiting_avg;
3607  }
3608  }
3609  }
3610  }
3611 
3612  StationID index = st->index;
3613  if (waiting_changed) {
3614  SetWindowDirty(WC_STATION_VIEW, index); // update whole window
3615  } else {
3616  SetWindowWidgetDirty(WC_STATION_VIEW, index, WID_SV_ACCEPT_RATING_LIST); // update only ratings list
3617  }
3618 }
3619 
3628 void RerouteCargo(Station *st, CargoID c, StationID avoid, StationID avoid2)
3629 {
3630  GoodsEntry &ge = st->goods[c];
3631 
3632  /* Reroute cargo in station. */
3633  ge.cargo.Reroute(UINT_MAX, &ge.cargo, avoid, avoid2, &ge);
3634 
3635  /* Reroute cargo staged to be transferred. */
3636  for (std::list<Vehicle *>::iterator it(st->loading_vehicles.begin()); it != st->loading_vehicles.end(); ++it) {
3637  for (Vehicle *v = *it; v != nullptr; v = v->Next()) {
3638  if (v->cargo_type != c) continue;
3639  v->cargo.Reroute(UINT_MAX, &v->cargo, avoid, avoid2, &ge);
3640  }
3641  }
3642 }
3643 
3653 {
3654  for (CargoID c = 0; c < NUM_CARGO; ++c) {
3655  const bool auto_distributed = (_settings_game.linkgraph.GetDistributionType(c) != DT_MANUAL);
3656  GoodsEntry &ge = from->goods[c];
3658  if (lg == nullptr) continue;
3659  Node node = (*lg)[ge.node];
3660  for (EdgeIterator it(node.Begin()); it != node.End();) {
3661  Edge edge = it->second;
3662  Station *to = Station::Get((*lg)[it->first].Station());
3663  assert(to->goods[c].node == it->first);
3664  ++it; // Do that before removing the edge. Anything else may crash.
3665  assert(_date >= edge.LastUpdate());
3666  uint timeout = LinkGraph::MIN_TIMEOUT_DISTANCE + (DistanceManhattan(from->xy, to->xy) >> 3);
3667  if ((uint)(_date - edge.LastUpdate()) > timeout) {
3668  bool updated = false;
3669 
3670  if (auto_distributed) {
3671  /* Have all vehicles refresh their next hops before deciding to
3672  * remove the node. */
3673  std::vector<Vehicle *> vehicles;
3674  for (OrderList *l : OrderList::Iterate()) {
3675  bool found_from = false;
3676  bool found_to = false;
3677  for (Order *order = l->GetFirstOrder(); order != nullptr; order = order->next) {
3678  if (!order->IsType(OT_GOTO_STATION) && !order->IsType(OT_IMPLICIT)) continue;
3679  if (order->GetDestination() == from->index) {
3680  found_from = true;
3681  if (found_to) break;
3682  } else if (order->GetDestination() == to->index) {
3683  found_to = true;
3684  if (found_from) break;
3685  }
3686  }
3687  if (!found_to || !found_from) continue;
3688  vehicles.push_back(l->GetFirstSharedVehicle());
3689  }
3690 
3691  auto iter = vehicles.begin();
3692  while (iter != vehicles.end()) {
3693  Vehicle *v = *iter;
3694 
3695  LinkRefresher::Run(v, false); // Don't allow merging. Otherwise lg might get deleted.
3696  if (edge.LastUpdate() == _date) {
3697  updated = true;
3698  break;
3699  }
3700 
3701  Vehicle *next_shared = v->NextShared();
3702  if (next_shared) {
3703  *iter = next_shared;
3704  ++iter;
3705  } else {
3706  iter = vehicles.erase(iter);
3707  }
3708 
3709  if (iter == vehicles.end()) iter = vehicles.begin();
3710  }
3711  }
3712 
3713  if (!updated) {
3714  /* If it's still considered dead remove it. */
3715  node.RemoveEdge(to->goods[c].node);
3716  ge.flows.DeleteFlows(to->index);
3717  RerouteCargo(from, c, to->index, from->index);
3718  }
3719  } else if (edge.LastUnrestrictedUpdate() != INVALID_DATE && (uint)(_date - edge.LastUnrestrictedUpdate()) > timeout) {
3720  edge.Restrict();
3721  ge.flows.RestrictFlows(to->index);
3722  RerouteCargo(from, c, to->index, from->index);
3723  } else if (edge.LastRestrictedUpdate() != INVALID_DATE && (uint)(_date - edge.LastRestrictedUpdate()) > timeout) {
3724  edge.Release();
3725  }
3726  }
3727  assert(_date >= lg->LastCompression());
3728  if ((uint)(_date - lg->LastCompression()) > LinkGraph::COMPRESSION_INTERVAL) {
3729  lg->Compress();
3730  }
3731  }
3732 }
3733 
3743 void IncreaseStats(Station *st, CargoID cargo, StationID next_station_id, uint capacity, uint usage, EdgeUpdateMode mode)
3744 {
3745  GoodsEntry &ge1 = st->goods[cargo];
3746  Station *st2 = Station::Get(next_station_id);
3747  GoodsEntry &ge2 = st2->goods[cargo];
3748  LinkGraph *lg = nullptr;
3749  if (ge1.link_graph == INVALID_LINK_GRAPH) {
3750  if (ge2.link_graph == INVALID_LINK_GRAPH) {
3752  lg = new LinkGraph(cargo);
3754  ge2.link_graph = lg->index;
3755  ge2.node = lg->AddNode(st2);
3756  } else {
3757  DEBUG(misc, 0, "Can't allocate link graph");
3758  }
3759  } else {
3760  lg = LinkGraph::Get(ge2.link_graph);
3761  }
3762  if (lg) {
3763  ge1.link_graph = lg->index;
3764  ge1.node = lg->AddNode(st);
3765  }
3766  } else if (ge2.link_graph == INVALID_LINK_GRAPH) {
3767  lg = LinkGraph::Get(ge1.link_graph);
3768  ge2.link_graph = lg->index;
3769  ge2.node = lg->AddNode(st2);
3770  } else {
3771  lg = LinkGraph::Get(ge1.link_graph);
3772  if (ge1.link_graph != ge2.link_graph) {
3773  LinkGraph *lg2 = LinkGraph::Get(ge2.link_graph);
3774  if (lg->Size() < lg2->Size()) {
3776  lg2->Merge(lg); // Updates GoodsEntries of lg
3777  lg = lg2;
3778  } else {
3780  lg->Merge(lg2); // Updates GoodsEntries of lg2
3781  }
3782  }
3783  }
3784  if (lg != nullptr) {
3785  (*lg)[ge1.node].UpdateEdge(ge2.node, capacity, usage, mode);
3786  }
3787 }
3788 
3795 void IncreaseStats(Station *st, const Vehicle *front, StationID next_station_id)
3796 {
3797  for (const Vehicle *v = front; v != nullptr; v = v->Next()) {
3798  if (v->refit_cap > 0) {
3799  /* The cargo count can indeed be higher than the refit_cap if
3800  * wagons have been auto-replaced and subsequently auto-
3801  * refitted to a higher capacity. The cargo gets redistributed
3802  * among the wagons in that case.
3803  * As usage is not such an important figure anyway we just
3804  * ignore the additional cargo then.*/
3805  IncreaseStats(st, v->cargo_type, next_station_id, v->refit_cap,
3806  std::min<uint>(v->refit_cap, v->cargo.StoredCount()), EUM_INCREASE);
3807  }
3808  }
3809 }
3810 
3811 /* called for every station each tick */
3812 static void StationHandleSmallTick(BaseStation *st)
3813 {
3814  if ((st->facilities & FACIL_WAYPOINT) != 0 || !st->IsInUse()) return;
3815 
3816  byte b = st->delete_ctr + 1;
3817  if (b >= STATION_RATING_TICKS) b = 0;
3818  st->delete_ctr = b;
3819 
3820  if (b == 0) UpdateStationRating(Station::From(st));
3821 }
3822 
3823 void OnTick_Station()
3824 {
3825  if (_game_mode == GM_EDITOR) return;
3826 
3827  for (BaseStation *st : BaseStation::Iterate()) {
3828  StationHandleSmallTick(st);
3829 
3830  /* Clean up the link graph about once a week. */
3831  if (Station::IsExpected(st) && (_tick_counter + st->index) % STATION_LINKGRAPH_TICKS == 0) {
3833  };
3834 
3835  /* Run STATION_ACCEPTANCE_TICKS = 250 tick interval trigger for station animation.
3836  * Station index is included so that triggers are not all done
3837  * at the same time. */
3838  if ((_tick_counter + st->index) % STATION_ACCEPTANCE_TICKS == 0) {
3839  /* Stop processing this station if it was deleted */
3840  if (!StationHandleBigTick(st)) continue;
3841  TriggerStationAnimation(st, st->xy, SAT_250_TICKS);
3842  if (Station::IsExpected(st)) AirportAnimationTrigger(Station::From(st), AAT_STATION_250_TICKS);
3843  }
3844  }
3845 }
3846 
3849 {
3850  for (Station *st : Station::Iterate()) {
3851  for (CargoID i = 0; i < NUM_CARGO; i++) {
3852  GoodsEntry *ge = &st->goods[i];
3855  }
3856  }
3857 }
3858 
3859 
3860 void ModifyStationRatingAround(TileIndex tile, Owner owner, int amount, uint radius)
3861 {
3862  ForAllStationsRadius(tile, radius, [&](Station *st) {
3863  if (st->owner == owner && DistanceManhattan(tile, st->xy) <= radius) {
3864  for (CargoID i = 0; i < NUM_CARGO; i++) {
3865  GoodsEntry *ge = &st->goods[i];
3866 
3867  if (ge->status != 0) {
3868  ge->rating = Clamp(ge->rating + amount, 0, 255);
3869  }
3870  }
3871  }
3872  });
3873 }
3874 
3875 static uint UpdateStationWaiting(Station *st, CargoID type, uint amount, SourceType source_type, SourceID source_id)
3876 {
3877  /* We can't allocate a CargoPacket? Then don't do anything
3878  * at all; i.e. just discard the incoming cargo. */
3879  if (!CargoPacket::CanAllocateItem()) return 0;
3880 
3881  GoodsEntry &ge = st->goods[type];
3882  amount += ge.amount_fract;
3883  ge.amount_fract = GB(amount, 0, 8);
3884 
3885  amount >>= 8;
3886  /* No new "real" cargo item yet. */
3887  if (amount == 0) return 0;
3888 
3889  StationID next = ge.GetVia(st->index);
3890  ge.cargo.Append(new CargoPacket(st->index, st->xy, amount, source_type, source_id), next);
3891  LinkGraph *lg = nullptr;
3892  if (ge.link_graph == INVALID_LINK_GRAPH) {
3894  lg = new LinkGraph(type);
3896  ge.link_graph = lg->index;
3897  ge.node = lg->AddNode(st);
3898  } else {
3899  DEBUG(misc, 0, "Can't allocate link graph");
3900  }
3901  } else {
3902  lg = LinkGraph::Get(ge.link_graph);
3903  }
3904  if (lg != nullptr) (*lg)[ge.node].UpdateSupply(amount);
3905 
3906  if (!ge.HasRating()) {
3909  }
3910 
3912  TriggerStationAnimation(st, st->xy, SAT_NEW_CARGO, type);
3913  AirportAnimationTrigger(st, AAT_STATION_NEW_CARGO, type);
3914 
3916  st->MarkTilesDirty(true);
3917  return amount;
3918 }
3919 
3920 static bool IsUniqueStationName(const char *name)
3921 {
3922  for (const Station *st : Station::Iterate()) {
3923  if (!st->name.empty() && st->name == name) return false;
3924  }
3925 
3926  return true;
3927 }
3928 
3938 CommandCost CmdRenameStation(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
3939 {
3940  Station *st = Station::GetIfValid(p1);
3941  if (st == nullptr) return CMD_ERROR;
3942 
3943  CommandCost ret = CheckOwnership(st->owner);
3944  if (ret.Failed()) return ret;
3945 
3946  bool reset = StrEmpty(text);
3947 
3948  if (!reset) {
3950  if (!IsUniqueStationName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
3951  }
3952 
3953  if (flags & DC_EXEC) {
3954  st->cached_name.clear();
3955  if (reset) {
3956  st->name.clear();
3957  } else {
3958  st->name = text;
3959  }
3960 
3961  st->UpdateVirtCoord();
3963  }
3964 
3965  return CommandCost();
3966 }
3967 
3968 static void AddNearbyStationsByCatchment(TileIndex tile, StationList *stations, StationList &nearby)
3969 {
3970  for (Station *st : nearby) {
3971  if (st->TileIsInCatchment(tile)) stations->insert(st);
3972  }
3973 }
3974 
3980 {
3981  if (this->tile != INVALID_TILE) {
3982  if (IsTileType(this->tile, MP_HOUSE)) {
3983  /* Town nearby stations need to be filtered per tile. */
3984  assert(this->w == 1 && this->h == 1);
3985  AddNearbyStationsByCatchment(this->tile, &this->stations, Town::GetByTile(this->tile)->stations_near);
3986  } else {
3987  ForAllStationsAroundTiles(*this, [this](Station *st, TileIndex tile) {
3988  this->stations.insert(st);
3989  return true;
3990  });
3991  }
3992  this->tile = INVALID_TILE;
3993  }
3994  return &this->stations;
3995 }
3996 
3997 
3998 static bool CanMoveGoodsToStation(const Station *st, CargoID type)
3999 {
4000  /* Is the station reserved exclusively for somebody else? */
4001  if (st->owner != OWNER_NONE && st->town->exclusive_counter > 0 && st->town->exclusivity != st->owner) return false;
4002 
4003  /* Lowest possible rating, better not to give cargo anymore. */
4004  if (st->goods[type].rating == 0) return false;
4005 
4006  /* Selectively servicing stations, and not this one. */
4007  if (_settings_game.order.selectgoods && !st->goods[type].HasVehicleEverTriedLoading()) return false;
4008 
4009  if (IsCargoInClass(type, CC_PASSENGERS)) {
4010  /* Passengers are never served by just a truck stop. */
4011  if (st->facilities == FACIL_TRUCK_STOP) return false;
4012  } else {
4013  /* Non-passengers are never served by just a bus stop. */
4014  if (st->facilities == FACIL_BUS_STOP) return false;
4015  }
4016  return true;
4017 }
4018 
4019 uint MoveGoodsToStation(CargoID type, uint amount, SourceType source_type, SourceID source_id, const StationList *all_stations, Owner exclusivity)
4020 {
4021  /* Return if nothing to do. Also the rounding below fails for 0. */
4022  if (all_stations->empty()) return 0;
4023  if (amount == 0) return 0;
4024 
4025  Station *first_station = nullptr;
4026  typedef std::pair<Station *, uint> StationInfo;
4027  std::vector<StationInfo> used_stations;
4028 
4029  for (Station *st : *all_stations) {
4030  if (exclusivity != INVALID_OWNER && exclusivity != st->owner) continue;
4031  if (!CanMoveGoodsToStation(st, type)) continue;
4032 
4033  /* Avoid allocating a vector if there is only one station to significantly
4034  * improve performance in this common case. */
4035  if (first_station == nullptr) {
4036  first_station = st;
4037  continue;
4038  }
4039  if (used_stations.empty()) {
4040  used_stations.reserve(2);
4041  used_stations.emplace_back(std::make_pair(first_station, 0));
4042  }
4043  used_stations.emplace_back(std::make_pair(st, 0));
4044  }
4045 
4046  /* no stations around at all? */
4047  if (first_station == nullptr) return 0;
4048 
4049  if (used_stations.empty()) {
4050  /* only one station around */
4051  amount *= first_station->goods[type].rating + 1;
4052  return UpdateStationWaiting(first_station, type, amount, source_type, source_id);
4053  }
4054 
4055  uint company_best[OWNER_NONE + 1] = {}; // best rating for each company, including OWNER_NONE
4056  uint company_sum[OWNER_NONE + 1] = {}; // sum of ratings for each company
4057  uint best_rating = 0;
4058  uint best_sum = 0; // sum of best ratings for each company
4059 
4060  for (auto &p : used_stations) {
4061  auto owner = p.first->owner;
4062  auto rating = p.first->goods[type].rating;
4063  if (rating > company_best[owner]) {
4064  best_sum += rating - company_best[owner]; // it's usually faster than iterating companies later
4065  company_best[owner] = rating;
4066  if (rating > best_rating) best_rating = rating;
4067  }
4068  company_sum[owner] += rating;
4069  }
4070 
4071  /* From now we'll calculate with fractional cargo amounts.
4072  * First determine how much cargo we really have. */
4073  amount *= best_rating + 1;
4074 
4075  uint moving = 0;
4076  for (auto &p : used_stations) {
4077  uint owner = p.first->owner;
4078  /* Multiply the amount by (company best / sum of best for each company) to get cargo allocated to a company
4079  * and by (station rating / sum of ratings in a company) to get the result for a single station. */
4080  p.second = amount * company_best[owner] * p.first->goods[type].rating / best_sum / company_sum[owner];
4081  moving += p.second;
4082  }
4083 
4084  /* If there is some cargo left due to rounding issues distribute it among the best rated stations. */
4085  if (amount > moving) {
4086  std::sort(used_stations.begin(), used_stations.end(), [type](const StationInfo &a, const StationInfo &b) {
4087  return b.first->goods[type].rating < a.first->goods[type].rating;
4088  });
4089 
4090  assert(amount - moving <= used_stations.size());
4091  for (uint i = 0; i < amount - moving; i++) {
4092  used_stations[i].second++;
4093  }
4094  }
4095 
4096  uint moved = 0;
4097  for (auto &p : used_stations) {
4098  moved += UpdateStationWaiting(p.first, type, p.second, source_type, source_id);
4099  }
4100 
4101  return moved;
4102 }
4103 
4104 void UpdateStationDockingTiles(Station *st)
4105 {
4106  st->docking_station.Clear();
4107 
4108  /* For neutral stations, start with the industry area instead of dock area */
4109  const TileArea *area = st->industry != nullptr ? &st->industry->location : &st->ship_station;
4110 
4111  if (area->tile == INVALID_TILE) return;
4112 
4113  int x = TileX(area->tile);
4114  int y = TileY(area->tile);
4115 
4116  /* Expand the area by a tile on each side while
4117  * making sure that we remain inside the map. */
4118  int x2 = std::min<int>(x + area->w + 1, MapSizeX());
4119  int x1 = std::max<int>(x - 1, 0);
4120 
4121  int y2 = std::min<int>(y + area->h + 1, MapSizeY());
4122  int y1 = std::max<int>(y - 1, 0);
4123 
4124  TileArea ta(TileXY(x1, y1), TileXY(x2 - 1, y2 - 1));
4125  TILE_AREA_LOOP(tile, ta) {
4126  if (IsValidTile(tile) && IsPossibleDockingTile(tile)) CheckForDockingTile(tile);
4127  }
4128 }
4129 
4130 void BuildOilRig(TileIndex tile)
4131 {
4132  if (!Station::CanAllocateItem()) {
4133  DEBUG(misc, 0, "Can't allocate station for oilrig at 0x%X, reverting to oilrig only", tile);
4134  return;
4135  }
4136 
4137  Station *st = new Station(tile);
4138  _station_kdtree.Insert(st->index);
4139  st->town = ClosestTownFromTile(tile, UINT_MAX);
4140 
4141  st->string_id = GenerateStationName(st, tile, STATIONNAMING_OILRIG);
4142 
4143  assert(IsTileType(tile, MP_INDUSTRY));
4144  /* Mark industry as associated both ways */
4145  st->industry = Industry::GetByTile(tile);
4146  st->industry->neutral_station = st;
4147  DeleteAnimatedTile(tile);
4148  MakeOilrig(tile, st->index, GetWaterClass(tile));
4149 
4150  st->owner = OWNER_NONE;
4151  st->airport.type = AT_OILRIG;
4152  st->airport.Add(tile);
4153  st->ship_station.Add(tile);
4155  st->build_date = _date;
4156  UpdateStationDockingTiles(st);
4157 
4158  st->rect.BeforeAddTile(tile, StationRect::ADD_FORCE);
4159 
4160  st->UpdateVirtCoord();
4161  st->RecomputeCatchment();
4162  UpdateStationAcceptance(st, false);
4163 }
4164 
4165 void DeleteOilRig(TileIndex tile)
4166 {
4167  Station *st = Station::GetByTile(tile);
4168 
4169  MakeWaterKeepingClass(tile, OWNER_NONE);
4170 
4171  /* The oil rig station is not supposed to be shared with anything else */
4172  assert(st->facilities == (FACIL_AIRPORT | FACIL_DOCK) && st->airport.type == AT_OILRIG);
4173  if (st->industry != nullptr && st->industry->neutral_station == st) {
4174  /* Don't leave dangling neutral station pointer */
4175  st->industry->neutral_station = nullptr;
4176  }
4177  delete st;
4178 }
4179 
4180 static void ChangeTileOwner_Station(TileIndex tile, Owner old_owner, Owner new_owner)
4181 {
4182  if (IsRoadStopTile(tile)) {
4183  FOR_ALL_ROADTRAMTYPES(rtt) {
4184  /* Update all roadtypes, no matter if they are present */
4185  if (GetRoadOwner(tile, rtt) == old_owner) {
4186  RoadType rt = GetRoadType(tile, rtt);
4187  if (rt != INVALID_ROADTYPE) {
4188  /* A drive-through road-stop has always two road bits. No need to dirty windows here, we'll redraw the whole screen anyway. */
4189  Company::Get(old_owner)->infrastructure.road[rt] -= 2;
4190  if (new_owner != INVALID_OWNER) Company::Get(new_owner)->infrastructure.road[rt] += 2;
4191  }
4192  SetRoadOwner(tile, rtt, new_owner == INVALID_OWNER ? OWNER_NONE : new_owner);
4193  }
4194  }
4195  }
4196 
4197  if (!IsTileOwner(tile, old_owner)) return;
4198 
4199  if (new_owner != INVALID_OWNER) {
4200  /* Update company infrastructure counts. Only do it here
4201  * if the new owner is valid as otherwise the clear
4202  * command will do it for us. No need to dirty windows
4203  * here, we'll redraw the whole screen anyway.*/
4204  Company *old_company = Company::Get(old_owner);
4205  Company *new_company = Company::Get(new_owner);
4206 
4207  /* Update counts for underlying infrastructure. */
4208  switch (GetStationType(tile)) {
4209  case STATION_RAIL:
4210  case STATION_WAYPOINT:
4211  if (!IsStationTileBlocked(tile)) {
4212  old_company->infrastructure.rail[GetRailType(tile)]--;
4213  new_company->infrastructure.rail[GetRailType(tile)]++;
4214  }
4215  break;
4216 
4217  case STATION_BUS:
4218  case STATION_TRUCK:
4219  /* Road stops were already handled above. */
4220  break;
4221 
4222  case STATION_BUOY:
4223  case STATION_DOCK:
4224  if (GetWaterClass(tile) == WATER_CLASS_CANAL) {
4225  old_company->infrastructure.water--;
4226  new_company->infrastructure.water++;
4227  }
4228  break;
4229 
4230  default:
4231  break;
4232  }
4233 
4234  /* Update station tile count. */
4235  if (!IsBuoy(tile) && !IsAirport(tile)) {
4236  old_company->infrastructure.station--;
4237  new_company->infrastructure.station++;
4238  }
4239 
4240  /* for buoys, owner of tile is owner of water, st->owner == OWNER_NONE */
4241  SetTileOwner(tile, new_owner);
4243  } else {
4244  if (IsDriveThroughStopTile(tile)) {
4245  /* Remove the drive-through road stop */
4246  DoCommand(tile, 1 | 1 << 8, (GetStationType(tile) == STATION_TRUCK) ? ROADSTOP_TRUCK : ROADSTOP_BUS, DC_EXEC | DC_BANKRUPT, CMD_REMOVE_ROAD_STOP);
4247  assert(IsTileType(tile, MP_ROAD));
4248  /* Change owner of tile and all roadtypes */
4249  ChangeTileOwner(tile, old_owner, new_owner);
4250  } else {
4252  /* Set tile owner of water under (now removed) buoy and dock to OWNER_NONE.
4253  * Update owner of buoy if it was not removed (was in orders).
4254  * Do not update when owned by OWNER_WATER (sea and rivers). */
4255  if ((IsTileType(tile, MP_WATER) || IsBuoyTile(tile)) && IsTileOwner(tile, old_owner)) SetTileOwner(tile, OWNER_NONE);
4256  }
4257  }
4258 }
4259 
4269 {
4270  /* Yeah... water can always remove stops, right? */
4271  if (_current_company == OWNER_WATER) return true;
4272 
4273  if (GetRoadTypeTram(tile) != INVALID_ROADTYPE) {
4274  Owner tram_owner = GetRoadOwner(tile, RTT_TRAM);
4275  if (tram_owner != OWNER_NONE && CheckOwnership(tram_owner).Failed()) return false;
4276  }
4277  if (GetRoadTypeRoad(tile) != INVALID_ROADTYPE) {
4278  Owner road_owner = GetRoadOwner(tile, RTT_ROAD);
4279  if (road_owner != OWNER_TOWN) {
4280  if (road_owner != OWNER_NONE && CheckOwnership(road_owner).Failed()) return false;
4281  } else {
4282  if (CheckAllowRemoveRoad(tile, GetAnyRoadBits(tile, RTT_ROAD), OWNER_TOWN, RTT_ROAD, flags).Failed()) return false;
4283  }
4284  }
4285 
4286  return true;
4287 }
4288 
4296 {
4297  if (flags & DC_AUTO) {
4298  switch (GetStationType(tile)) {
4299  default: break;
4300  case STATION_RAIL: return_cmd_error(STR_ERROR_MUST_DEMOLISH_RAILROAD);
4301  case STATION_WAYPOINT: return_cmd_error(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
4302  case STATION_AIRPORT: return_cmd_error(STR_ERROR_MUST_DEMOLISH_AIRPORT_FIRST);
4303  case STATION_TRUCK: return_cmd_error(HasTileRoadType(tile, RTT_TRAM) ? STR_ERROR_MUST_DEMOLISH_CARGO_TRAM_STATION_FIRST : STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
4304  case STATION_BUS: return_cmd_error(HasTileRoadType(tile, RTT_TRAM) ? STR_ERROR_MUST_DEMOLISH_PASSENGER_TRAM_STATION_FIRST : STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
4305  case STATION_BUOY: return_cmd_error(STR_ERROR_BUOY_IN_THE_WAY);
4306  case STATION_DOCK: return_cmd_error(STR_ERROR_MUST_DEMOLISH_DOCK_FIRST);
4307  case STATION_OILRIG:
4308  SetDParam(1, STR_INDUSTRY_NAME_OIL_RIG);
4309  return_cmd_error(STR_ERROR_GENERIC_OBJECT_IN_THE_WAY);
4310  }
4311  }
4312 
4313  switch (GetStationType(tile)) {
4314  case STATION_RAIL: return RemoveRailStation(tile, flags);
4315  case STATION_WAYPOINT: return RemoveRailWaypoint(tile, flags);
4316  case STATION_AIRPORT: return RemoveAirport(tile, flags);
4317  case STATION_TRUCK:
4318  if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
4319  return_cmd_error(STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
4320  }
4321  return RemoveRoadStop(tile, flags);
4322  case STATION_BUS:
4323  if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
4324  return_cmd_error(STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
4325  }
4326  return RemoveRoadStop(tile, flags);
4327  case STATION_BUOY: return RemoveBuoy(tile, flags);
4328  case STATION_DOCK: return RemoveDock(tile, flags);
4329  default: break;
4330  }
4331 
4332  return CMD_ERROR;
4333 }
4334 
4335 static CommandCost TerraformTile_Station(TileIndex tile, DoCommandFlag flags, int z_new, Slope tileh_new)
4336 {
4338  /* TODO: If you implement newgrf callback 149 'land slope check', you have to decide what to do with it here.
4339  * TTDP does not call it.
4340  */
4341  if (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new)) {
4342  switch (GetStationType(tile)) {
4343  case STATION_WAYPOINT:
4344  case STATION_RAIL: {
4345  DiagDirection direction = AxisToDiagDir(GetRailStationAxis(tile));
4346  if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
4347  if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
4348  return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
4349  }
4350 
4351  case STATION_AIRPORT:
4352  return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
4353 
4354  case STATION_TRUCK:
4355  case STATION_BUS: {
4356  DiagDirection direction = GetRoadStopDir(tile);
4357  if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
4358  if (IsDriveThroughStopTile(tile)) {
4359  if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
4360  }
4361  return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
4362  }
4363 
4364  default: break;
4365  }
4366  }
4367  }
4368  return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
4369 }
4370 
4376 uint FlowStat::GetShare(StationID st) const
4377 {
4378  uint32 prev = 0;
4379  for (SharesMap::const_iterator it = this->shares.begin(); it != this->shares.end(); ++it) {
4380  if (it->second == st) {
4381  return it->first - prev;
4382  } else {
4383  prev = it->first;
4384  }
4385  }
4386  return 0;
4387 }
4388 
4395 StationID FlowStat::GetVia(StationID excluded, StationID excluded2) const
4396 {
4397  if (this->unrestricted == 0) return INVALID_STATION;
4398  assert(!this->shares.empty());
4399  SharesMap::const_iterator it = this->shares.upper_bound(RandomRange(this->unrestricted));
4400  assert(it != this->shares.end() && it->first <= this->unrestricted);
4401  if (it->second != excluded && it->second != excluded2) return it->second;
4402 
4403  /* We've hit one of the excluded stations.
4404  * Draw another share, from outside its range. */
4405 
4406  uint end = it->first;
4407  uint begin = (it == this->shares.begin() ? 0 : (--it)->first);
4408  uint interval = end - begin;
4409  if (interval >= this->unrestricted) return INVALID_STATION; // Only one station in the map.
4410  uint new_max = this->unrestricted - interval;
4411  uint rand = RandomRange(new_max);
4412  SharesMap::const_iterator it2 = (rand < begin) ? this->shares.upper_bound(rand) :
4413  this->shares.upper_bound(rand + interval);
4414  assert(it2 != this->shares.end() && it2->first <= this->unrestricted);
4415  if (it2->second != excluded && it2->second != excluded2) return it2->second;
4416 
4417  /* We've hit the second excluded station.
4418  * Same as before, only a bit more complicated. */
4419 
4420  uint end2 = it2->first;
4421  uint begin2 = (it2 == this->shares.begin() ? 0 : (--it2)->first);
4422  uint interval2 = end2 - begin2;
4423  if (interval2 >= new_max) return INVALID_STATION; // Only the two excluded stations in the map.
4424  new_max -= interval2;
4425  if (begin > begin2) {
4426  Swap(begin, begin2);
4427  Swap(end, end2);
4428  Swap(interval, interval2);
4429  }
4430  rand = RandomRange(new_max);
4431  SharesMap::const_iterator it3 = this->shares.upper_bound(this->unrestricted);
4432  if (rand < begin) {
4433  it3 = this->shares.upper_bound(rand);
4434  } else if (rand < begin2 - interval) {
4435  it3 = this->shares.upper_bound(rand + interval);
4436  } else {
4437  it3 = this->shares.upper_bound(rand + interval + interval2);
4438  }
4439  assert(it3 != this->shares.end() && it3->first <= this->unrestricted);
4440  return it3->second;
4441 }
4442 
4449 {
4450  assert(!this->shares.empty());
4451  SharesMap new_shares;
4452  uint i = 0;
4453  for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
4454  new_shares[++i] = it->second;
4455  if (it->first == this->unrestricted) this->unrestricted = i;
4456  }
4457  this->shares.swap(new_shares);
4458  assert(!this->shares.empty() && this->unrestricted <= (--this->shares.end())->first);
4459 }
4460 
4467 void FlowStat::ChangeShare(StationID st, int flow)
4468 {
4469  /* We assert only before changing as afterwards the shares can actually
4470  * be empty. In that case the whole flow stat must be deleted then. */
4471  assert(!this->shares.empty());
4472 
4473  uint removed_shares = 0;
4474  uint added_shares = 0;
4475  uint last_share = 0;
4476  SharesMap new_shares;
4477  for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
4478  if (it->second == st) {
4479  if (flow < 0) {
4480  uint share = it->first - last_share;
4481  if (flow == INT_MIN || (uint)(-flow) >= share) {
4482  removed_shares += share;
4483  if (it->first <= this->unrestricted) this->unrestricted -= share;
4484  if (flow != INT_MIN) flow += share;
4485  last_share = it->first;
4486  continue; // remove the whole share
4487  }
4488  removed_shares += (uint)(-flow);
4489  } else {
4490  added_shares += (uint)(flow);
4491  }
4492  if (it->first <= this->unrestricted) this->unrestricted += flow;
4493 
4494  /* If we don't continue above the whole flow has been added or
4495  * removed. */
4496  flow = 0;
4497  }
4498  new_shares[it->first + added_shares - removed_shares] = it->second;
4499  last_share = it->first;
4500  }
4501  if (flow > 0) {
4502  new_shares[last_share + (uint)flow] = st;
4503  if (this->unrestricted < last_share) {
4504  this->ReleaseShare(st);
4505  } else {
4506  this->unrestricted += flow;
4507  }
4508  }
4509  this->shares.swap(new_shares);
4510 }
4511 
4517 void FlowStat::RestrictShare(StationID st)
4518 {
4519  assert(!this->shares.empty());
4520  uint flow = 0;
4521  uint last_share = 0;
4522  SharesMap new_shares;
4523  for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
4524  if (flow == 0) {
4525  if (it->first > this->unrestricted) return; // Not present or already restricted.
4526  if (it->second == st) {
4527  flow = it->first - last_share;
4528  this->unrestricted -= flow;
4529  } else {
4530  new_shares[it->first] = it->second;
4531  }
4532  } else {
4533  new_shares[it->first - flow] = it->second;
4534  }
4535  last_share = it->first;
4536  }
4537  if (flow == 0) return;
4538  new_shares[last_share + flow] = st;
4539  this->shares.swap(new_shares);
4540  assert(!this->shares.empty());
4541 }
4542 
4548 void FlowStat::ReleaseShare(StationID st)
4549 {
4550  assert(!this->shares.empty());
4551  uint flow = 0;
4552  uint next_share = 0;
4553  bool found = false;
4554  for (SharesMap::reverse_iterator it(this->shares.rbegin()); it != this->shares.rend(); ++it) {
4555  if (it->first < this->unrestricted) return; // Note: not <= as the share may hit the limit.
4556  if (found) {
4557  flow = next_share - it->first;
4558  this->unrestricted += flow;
4559  break;
4560  } else {
4561  if (it->first == this->unrestricted) return; // !found -> Limit not hit.
4562  if (it->second == st) found = true;
4563  }
4564  next_share = it->first;
4565  }
4566  if (flow == 0) return;
4567  SharesMap new_shares;
4568  new_shares[flow] = st;
4569  for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
4570  if (it->second != st) {
4571  new_shares[flow + it->first] = it->second;
4572  } else {
4573  flow = 0;
4574  }
4575  }
4576  this->shares.swap(new_shares);
4577  assert(!this->shares.empty());
4578 }
4579 
4585 void FlowStat::ScaleToMonthly(uint runtime)
4586 {
4587  assert(runtime > 0);
4588  SharesMap new_shares;
4589  uint share = 0;
4590  for (SharesMap::iterator i = this->shares.begin(); i != this->shares.end(); ++i) {
4591  share = std::max(share + 1, i->first * 30 / runtime);
4592  new_shares[share] = i->second;
4593  if (this->unrestricted == i->first) this->unrestricted = share;
4594  }
4595  this->shares.swap(new_shares);
4596 }
4597 
4604 void FlowStatMap::AddFlow(StationID origin, StationID via, uint flow)
4605 {
4606  FlowStatMap::iterator origin_it = this->find(origin);
4607  if (origin_it == this->end()) {
4608  this->insert(std::make_pair(origin, FlowStat(via, flow)));
4609  } else {
4610  origin_it->second.ChangeShare(via, flow);
4611  assert(!origin_it->second.GetShares()->empty());
4612  }
4613 }
4614 
4623 void FlowStatMap::PassOnFlow(StationID origin, StationID via, uint flow)
4624 {
4625  FlowStatMap::iterator prev_it = this->find(origin);
4626  if (prev_it == this->end()) {
4627  FlowStat fs(via, flow);
4628  fs.AppendShare(INVALID_STATION, flow);
4629  this->insert(std::make_pair(origin, fs));
4630  } else {
4631  prev_it->second.ChangeShare(via, flow);
4632  prev_it->second.ChangeShare(INVALID_STATION, flow);
4633  assert(!prev_it->second.GetShares()->empty());
4634  }
4635 }
4636 
4642 {
4643  for (FlowStatMap::iterator i = this->begin(); i != this->end(); ++i) {
4644  FlowStat &fs = i->second;
4645  uint local = fs.GetShare(INVALID_STATION);
4646  if (local > INT_MAX) { // make sure it fits in an int
4647  fs.ChangeShare(self, -INT_MAX);
4648  fs.ChangeShare(INVALID_STATION, -INT_MAX);
4649  local -= INT_MAX;
4650  }
4651  fs.ChangeShare(self, -(int)local);
4652  fs.ChangeShare(INVALID_STATION, -(int)local);
4653 
4654  /* If the local share is used up there must be a share for some
4655  * remote station. */
4656  assert(!fs.GetShares()->empty());
4657  }
4658 }
4659 
4667 {
4668  StationIDStack ret;
4669  for (FlowStatMap::iterator f_it = this->begin(); f_it != this->end();) {
4670  FlowStat &s_flows = f_it->second;
4671  s_flows.ChangeShare(via, INT_MIN);
4672  if (s_flows.GetShares()->empty()) {
4673  ret.Push(f_it->first);
4674  this->erase(f_it++);
4675  } else {
4676  ++f_it;
4677  }
4678  }
4679  return ret;
4680 }
4681 
4686 void FlowStatMap::RestrictFlows(StationID via)
4687 {
4688  for (FlowStatMap::iterator it = this->begin(); it != this->end(); ++it) {
4689  it->second.RestrictShare(via);
4690  }
4691 }
4692 
4697 void FlowStatMap::ReleaseFlows(StationID via)
4698 {
4699  for (FlowStatMap::iterator it = this->begin(); it != this->end(); ++it) {
4700  it->second.ReleaseShare(via);
4701  }
4702 }
4703 
4709 {
4710  uint ret = 0;
4711  for (FlowStatMap::const_iterator i = this->begin(); i != this->end(); ++i) {
4712  ret += (--(i->second.GetShares()->end()))->first;
4713  }
4714  return ret;
4715 }
4716 
4722 uint FlowStatMap::GetFlowVia(StationID via) const
4723 {
4724  uint ret = 0;
4725  for (FlowStatMap::const_iterator i = this->begin(); i != this->end(); ++i) {
4726  ret += i->second.GetShare(via);
4727  }
4728  return ret;
4729 }
4730 
4736 uint FlowStatMap::GetFlowFrom(StationID from) const
4737 {
4738  FlowStatMap::const_iterator i = this->find(from);
4739  if (i == this->end()) return 0;
4740  return (--(i->second.GetShares()->end()))->first;
4741 }
4742 
4749 uint FlowStatMap::GetFlowFromVia(StationID from, StationID via) const
4750 {
4751  FlowStatMap::const_iterator i = this->find(from);
4752  if (i == this->end()) return 0;
4753  return i->second.GetShare(via);
4754 }
4755 
4756 extern const TileTypeProcs _tile_type_station_procs = {
4757  DrawTile_Station, // draw_tile_proc
4758  GetSlopePixelZ_Station, // get_slope_z_proc
4759  ClearTile_Station, // clear_tile_proc
4760  nullptr, // add_accepted_cargo_proc
4761  GetTileDesc_Station, // get_tile_desc_proc
4762  GetTileTrackStatus_Station, // get_tile_track_status_proc
4763  ClickTile_Station, // click_tile_proc
4764  AnimateTile_Station, // animate_tile_proc
4765  TileLoop_Station, // tile_loop_proc
4766  ChangeTileOwner_Station, // change_tile_owner_proc
4767  nullptr, // add_produced_cargo_proc
4768  VehicleEnter_Station, // vehicle_enter_tile_proc
4769  GetFoundation_Station, // get_foundation_proc
4770  TerraformTile_Station, // terraform_tile_proc
4771 };
VEH_AIRCRAFT
@ VEH_AIRCRAFT
Aircraft vehicle type.
Definition: vehicle_type.h:27
DrawRailTileSeqInGUI
static void DrawRailTileSeqInGUI(int x, int y, const DrawTileSprites *dts, int32 total_offset, uint32 newgrf_offset, PaletteID default_palette)
Draw tile sprite sequence in GUI with railroad specifics.
Definition: sprite.h:99
VETS_STATION_ID_OFFSET
@ VETS_STATION_ID_OFFSET
Shift the VehicleEnterTileStatus this many bits to the right to get the station ID when VETS_ENTERED_...
Definition: tile_cmd.h:30
AllocateSpecToStation
int AllocateSpecToStation(const StationSpec *statspec, BaseStation *st, bool exec)
Allocate a StationSpec to a Station.
Definition: newgrf_station.cpp:681
RoadVehicle
Buses, trucks and trams belong to this class.
Definition: roadveh.h:107
AAT_STATION_250_TICKS
@ AAT_STATION_250_TICKS
Triggered every 250 ticks (for all tiles at the same time).
Definition: newgrf_animation_type.h:51
TileInfo::z
int z
Height.
Definition: tile_cmd.h:47
TileDesc::airport_class
StringID airport_class
Name of the airport class.
Definition: tile_cmd.h:58
MP_HOUSE
@ MP_HOUSE
A house by a town.
Definition: tile_type.h:44
DeleteNewGRFInspectWindow
void DeleteNewGRFInspectWindow(GrfSpecFeature feature, uint index)
Delete inspect window for a given feature and index.
Definition: newgrf_debug_gui.cpp:734
IsTileFlat
bool IsTileFlat(TileIndex tile, int *h)
Check if a given tile is flat.
Definition: tile_map.cpp:100
BaseStation::facilities
StationFacility facilities
The facilities that this station has.
Definition: base_station_base.h:63
DIAGDIR_SE
@ DIAGDIR_SE
Southeast.
Definition: direction_type.h:80
TileDesc::grf
const char * grf
newGRF used for the tile contents
Definition: tile_cmd.h:61
SplitGroundSpriteForOverlay
bool SplitGroundSpriteForOverlay(const TileInfo *ti, SpriteID *ground, RailTrackOffset *overlay_offset)
Check whether a sprite is a track sprite, which can be replaced by a non-track ground sprite and a ra...
Definition: station_cmd.cpp:2760
RemoveRailWaypoint
static CommandCost RemoveRailWaypoint(TileIndex tile, DoCommandFlag flags)
Remove a rail waypoint.
Definition: station_cmd.cpp:1772
VETSB_CANNOT_ENTER
@ VETSB_CANNOT_ENTER
The vehicle cannot enter the tile.
Definition: tile_cmd.h:37
TileIndex
uint32 TileIndex
The index/ID of a Tile.
Definition: tile_type.h:78
VehicleCargoList::StoredCount
uint StoredCount() const
Returns sum of cargo on board the vehicle (ie not only reserved).
Definition: cargopacket.h:351
TROPICZONE_DESERT
@ TROPICZONE_DESERT
Tile is desert.
Definition: tile_type.h:71
INVALID_AIRPORTTILE
static const uint INVALID_AIRPORTTILE
id for an invalid airport tile
Definition: airport.h:25
FlowStat::ScaleToMonthly
void ScaleToMonthly(uint runtime)
Scale all shares from link graph's runtime to monthly values.
Definition: station_cmd.cpp:4585
RoadTypeInfo
Definition: road.h:75
RoadVehicle::state
byte state
Definition: roadveh.h:109
Station::docking_station
TileArea docking_station
Tile area the docking tiles cover.
Definition: station_base.h:466
CmdBuildAirport
CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Place an Airport.
Definition: station_cmd.cpp:2244
ROTSG_GROUND
@ ROTSG_GROUND
Required: Main group of ground images.
Definition: road.h:60
InvalidateWindowData
void InvalidateWindowData(WindowClass cls, WindowNumber number, int data, bool gui_scope)
Mark window data of the window of a given class and specific window number as invalid (in need of re-...
Definition: window.cpp:3321
Industry::owner
Owner owner
owner of the industry. Which SHOULD always be (imho) OWNER_NONE
Definition: industry.h:84
FlowStat::Invalidate
void Invalidate()
Reduce all flows to minimum capacity so that they don't get in the way of link usage statistics too m...
Definition: station_cmd.cpp:4448
RailtypeInfo::single_x
SpriteID single_x
single piece of rail in X direction, without ground
Definition: rail.h:134
SmallStack
Minimal stack that uses a pool to avoid pointers.
Definition: smallstack_type.hpp:136
CargoSpec::callback_mask
uint8 callback_mask
Bitmask of cargo callbacks that have to be called.
Definition: cargotype.h:68
Station::goods
GoodsEntry goods[NUM_CARGO]
Goods at this station.
Definition: station_base.h:479
TRACK_BIT_NONE
@ TRACK_BIT_NONE
No track.
Definition: track_type.h:39
NUM_INDUSTRYTYPES
static const IndustryType NUM_INDUSTRYTYPES
total number of industry types, new and old; limited to 240 because we need some special ids like INV...
Definition: industry_type.h:26
StationRect
StationRect - used to track station spread out rectangle - cheaper than scanning whole map.
Definition: base_station_base.h:29
StationGfx
byte StationGfx
Copy from station_map.h.
Definition: newgrf_airport.h:20
linkgraph_base.h
RailtypeInfo::max_speed
uint16 max_speed
Maximum speed for vehicles travelling on this rail type.
Definition: rail.h:228
newgrf_station.h
newgrf_house.h
DoCommand
CommandCost DoCommand(const CommandContainer *container, DoCommandFlag flags)
Shorthand for calling the long DoCommand with a container.
Definition: command.cpp:450
GetAcceptanceAroundStation
static CargoArray GetAcceptanceAroundStation(const Station *st, CargoTypes *always_accepted)
Get the acceptance of cargoes around the station in.
Definition: station_cmd.cpp:567
FlowStat::unrestricted
uint unrestricted
Limit for unrestricted shares.
Definition: station_base.h:148
Order::IsType
bool IsType(OrderType type) const
Check whether this order is of the given type.
Definition: order_base.h:61
LinkGraph::COMPRESSION_INTERVAL
static const uint COMPRESSION_INTERVAL
Minimum number of days between subsequent compressions of a LG.
Definition: linkgraph.h:444
Pool::PoolItem<&_industry_pool >::Get
static Titem * Get(size_t index)
Returns Titem with given index.
Definition: pool_type.hpp:329
StationSpec::flags
byte flags
Bitmask of flags, bit 0: use different sprite set; bit 1: divide cargo about by station size.
Definition: newgrf_station.h:160
GetDockDirection
static DiagDirection GetDockDirection(TileIndex t)
Get the direction of a dock.
Definition: station_map.h:429
station_kdtree.h
TileOffsByDiagDir
static TileIndexDiff TileOffsByDiagDir(DiagDirection dir)
Convert a DiagDirection to a TileIndexDiff.
Definition: map_func.h:341
Direction
Direction
Defines the 8 directions on the map.
Definition: direction_type.h:24
FindJoiningWaypoint
CommandCost FindJoiningWaypoint(StationID existing_waypoint, StationID waypoint_to_join, bool adjacent, TileArea ta, Waypoint **wp)
Find a nearby waypoint that joins this waypoint.
Definition: station_cmd.cpp:1207
FlowStatMap::GetFlowVia
uint GetFlowVia(StationID via) const
Get the sum of flows via a specific station from this FlowStatMap.
Definition: station_cmd.cpp:4722
Airport::GetHangarNum
uint GetHangarNum(TileIndex tile) const
Get the hangar number of the hangar at a specific tile.
Definition: station_base.h:403
GameSettings::station
StationSettings station
settings related to station management
Definition: settings_type.h:561
AirportSpec::IsWithinMapBounds
bool IsWithinMapBounds(byte table, TileIndex index) const
Check if the airport would be within the map bounds at the given tile.
Definition: newgrf_airport.cpp:140
IsRoadStop
static bool IsRoadStop(TileIndex t)
Is the station at t a road station?
Definition: station_map.h:202
SetWindowDirty
void SetWindowDirty(WindowClass cls, WindowNumber number)
Mark window as dirty (in need of repainting)
Definition: window.cpp:3220
water.h
LinkGraph
A connected component of a link graph.
Definition: linkgraph.h:39
GetTileMaxZ
int GetTileMaxZ(TileIndex t)
Get top height of the tile inside the map.
Definition: tile_map.cpp:141
STATION_RATING_TICKS
static const int STATION_RATING_TICKS
cycle duration for updating station rating
Definition: date_type.h:32
GB
static uint GB(const T x, const uint8 s, const uint8 n)
Fetch n bits from x, started at bit s.
Definition: bitmath_func.hpp:32
Station::AfterStationTileSetChange
void AfterStationTileSetChange(bool adding, StationType type)
After adding/removing tiles to station, update some station-related stuff.
Definition: station_cmd.cpp:741
DrawRoadOverlays
void DrawRoadOverlays(const TileInfo *ti, PaletteID pal, const RoadTypeInfo *road_rti, const RoadTypeInfo *tram_rti, uint road_offset, uint tram_offset)
Draw road underlay and overlay sprites.
Definition: road_cmd.cpp:1497
FlowStatMap::GetFlow
uint GetFlow() const
Get the sum of all flows from this FlowStatMap.
Definition: station_cmd.cpp:4708
train.h
VehicleCargoList::Reroute
uint Reroute(uint max_move, VehicleCargoList *dest, StationID avoid, StationID avoid2, const GoodsEntry *ge)
Routes packets with station "avoid" as next hop to a different place.
Definition: cargopacket.cpp:669
AirportTileTableIterator::GetStationGfx
StationGfx GetStationGfx() const
Get the StationGfx for the current tile.
Definition: newgrf_airport.h:56
HasTileWaterClass
static bool HasTileWaterClass(TileIndex t)
Checks whether the tile has an waterclass associated.
Definition: water_map.h:95
command_func.h
SmallStack::Push
void Push(const Titem &item)
Pushes a new item onto the stack if there is still space in the underlying pool.
Definition: smallstack_type.hpp:193
NewGRFSpriteLayout::PrepareLayout
uint32 PrepareLayout(uint32 orig_offset, uint32 newgrf_ground_offset, uint32 newgrf_offset, uint constr_stage, bool separate_ground) const
Prepares a sprite layout before resolving action-1-2-3 chains.
Definition: newgrf_commons.cpp:660
YapfNotifyTrackLayoutChange
void YapfNotifyTrackLayoutChange(TileIndex tile, Track track)
Use this function to notify YAPF that track layout (or signal configuration) has change.
Definition: yapf_rail.cpp:642
TileInfo::x
uint x
X position of the tile in unit coordinates.
Definition: tile_cmd.h:43
RoadTypeInfo::strings
struct RoadTypeInfo::@44 strings
Strings associated with the rail type.
LinkGraph::Node
Updatable node class.
Definition: linkgraph.h:373
Pool::PoolItem<&_link_graph_pool >::GetIfValid
static Titem * GetIfValid(size_t index)
Returns Titem with given index.
Definition: pool_type.hpp:340
RerouteCargo
void RerouteCargo(Station *st, CargoID c, StationID avoid, StationID avoid2)
Reroute cargo of type c at station st or in any vehicles unloading there.
Definition: station_cmd.cpp:3628
CMD_ERROR
static const CommandCost CMD_ERROR
Define a default return value for a failed command.
Definition: command_func.h:23
IncreaseStats
void IncreaseStats(Station *st, CargoID cargo, StationID next_station_id, uint capacity, uint usage, EdgeUpdateMode mode)
Increase capacity for a link stat given by station cargo and next hop.
Definition: station_cmd.cpp:3743
UpdateAirplanesOnNewStation
void UpdateAirplanesOnNewStation(const Station *st)
Updates the status of the Aircraft heading or in the station.
Definition: aircraft_cmd.cpp:2136
AutoslopeCheckForEntranceEdge
static bool AutoslopeCheckForEntranceEdge(TileIndex tile, int z_new, Slope tileh_new, DiagDirection entrance)
Autoslope check for tiles with an entrance on an edge.
Definition: autoslope.h:31
SSF_EXTENDED_FOUNDATIONS
@ SSF_EXTENDED_FOUNDATIONS
Extended foundation block instead of simple.
Definition: newgrf_station.h:99
ClosestTownFromTile
Town * ClosestTownFromTile(TileIndex tile, uint threshold)
Return the town closest (in distance or ownership) to a given tile, within a given threshold.
Definition: town_cmd.cpp:3595
SAT_250_TICKS
@ SAT_250_TICKS
Trigger station every 250 ticks.
Definition: newgrf_animation_type.h:33
TO_BUILDINGS
@ TO_BUILDINGS
company buildings - depots, stations, HQ, ...
Definition: transparency.h:27
TileInfo
Tile information, used while rendering the tile.
Definition: tile_cmd.h:42
StationHandleBigTick
static bool StationHandleBigTick(BaseStation *st)
This function is called for each station once every 250 ticks.
Definition: station_cmd.cpp:3414
FlowStat::ReleaseShare
void ReleaseShare(StationID st)
Release ("unrestrict") a flow by moving it to the begin of the map and increasing the amount of unres...
Definition: station_cmd.cpp:4548
GameCreationSettings::landscape
byte landscape
the landscape we're currently in
Definition: settings_type.h:295
TileDesc::railtype
StringID railtype
Type of rail on the tile.
Definition: tile_cmd.h:63
Town::statues
CompanyMask statues
which companies have a statue?
Definition: town.h:66
GetCustomStationRelocation
SpriteID GetCustomStationRelocation(const StationSpec *statspec, BaseStation *st, TileIndex tile, uint32 var10)
Resolve sprites for drawing a station tile.
Definition: newgrf_station.cpp:607
company_base.h
Vehicle::Next
Vehicle * Next() const
Get the next vehicle of this vehicle.
Definition: vehicle_base.h:592
TRANSPORT_RAIL
@ TRANSPORT_RAIL
Transport by train.
Definition: transport_type.h:27
tunnelbridge_map.h
CargoList::Packets
const Tcont * Packets() const
Returns a pointer to the cargo packet list (so you can iterate over it etc).
Definition: cargopacket.h:246
BaseStation::town
Town * town
The town this station is associated with.
Definition: base_station_base.h:61
SetRailStationPlatformReservation
void SetRailStationPlatformReservation(TileIndex start, DiagDirection dir, bool b)
Set the reservation for a complete station platform.
Definition: pbs.cpp:57
LinkGraph::EdgeWrapper::LastRestrictedUpdate
Date LastRestrictedUpdate() const
Get the date of the last update to the edge's restricted capacity.
Definition: linkgraph.h:110
SetCustomStationSpecIndex
static void SetCustomStationSpecIndex(TileIndex t, byte specindex)
Set the custom station spec for this tile.
Definition: station_map.h:481
FACIL_TRUCK_STOP
@ FACIL_TRUCK_STOP
Station with truck stops.
Definition: station_type.h:53
CBM_CARGO_STATION_RATING_CALC
@ CBM_CARGO_STATION_RATING_CALC
custom station rating for this cargo type
Definition: newgrf_callbacks.h:341
TileDesc::owner
Owner owner[4]
Name of the owner(s)
Definition: tile_cmd.h:53
AirportSpec::size_y
byte size_y
size of airport in y direction
Definition: newgrf_airport.h:106
GetFoundationPixelSlope
static Slope GetFoundationPixelSlope(TileIndex tile, int *z)
Get slope of a tile on top of a (possible) foundation If a tile does not have a foundation,...
Definition: landscape.h:66
CBID_STATION_AVAILABILITY
@ CBID_STATION_AVAILABILITY
Determine whether a newstation should be made available to build.
Definition: newgrf_callbacks.h:39
Station
Station data structure.
Definition: station_base.h:450
BaseStation::GetByTile
static BaseStation * GetByTile(TileIndex tile)
Get the base station belonging to a specific tile.
Definition: base_station_base.h:155
company_gui.h
Station::RecomputeCatchment
void RecomputeCatchment()
Recompute tiles covered in our catchment area.
Definition: station.cpp:406
AAT_STATION_NEW_CARGO
@ AAT_STATION_NEW_CARGO
Triggered when new cargo arrives at the station (for all tiles at the same time).
Definition: newgrf_animation_type.h:49
LinkGraph::EdgeWrapper::LastUpdate
Date LastUpdate() const
Get the date of the last update to any part of the edge's capacity.
Definition: linkgraph.h:116
PALETTE_MODIFIER_COLOUR
@ PALETTE_MODIFIER_COLOUR
this bit is set when a recolouring process is in action
Definition: sprites.h:1534
CmdRenameStation
CommandCost CmdRenameStation(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Rename a station.
Definition: station_cmd.cpp:3938
elrail_func.h
NR_STATION
@ NR_STATION
Reference station. Scroll to station when clicking on the news. Delete news when station is deleted.
Definition: news_type.h:53
AirportSpec::name
StringID name
name of this airport
Definition: newgrf_airport.h:111
INVALID_ROADTYPE
@ INVALID_ROADTYPE
flag for invalid roadtype
Definition: road_type.h:27
CMSAWater
static bool CMSAWater(TileIndex tile)
Check whether the tile is water.
Definition: station_cmd.cpp:182
SAT_NEW_CARGO
@ SAT_NEW_CARGO
Trigger station on new cargo arrival.
Definition: newgrf_animation_type.h:28
TileDesc::station_class
StringID station_class
Class of station.
Definition: tile_cmd.h:56
DiagDirToAxis
static Axis DiagDirToAxis(DiagDirection d)
Convert a DiagDirection to the axis.
Definition: direction_func.h:214
RemoveRailStation
CommandCost RemoveRailStation(T *st, DoCommandFlag flags, Money removal_cost)
Remove a rail station/waypoint.
Definition: station_cmd.cpp:1717
DifficultySettings::town_council_tolerance
byte town_council_tolerance
minimum required town ratings to be allowed to demolish stuff
Definition: settings_type.h:70
GetIndustryType
IndustryType GetIndustryType(TileIndex tile)
Retrieve the type for this industry.
Definition: industry_cmd.cpp:104
IsCustomStationSpecIndex
static bool IsCustomStationSpecIndex(TileIndex t)
Is there a custom rail station spec on this tile?
Definition: station_map.h:469
BitmapTileIterator
Iterator to iterate over all tiles belonging to a bitmaptilearea.
Definition: bitmap_type.h:107
Vehicle::vehstatus
byte vehstatus
Status.
Definition: vehicle_base.h:326
Town::noise_reached
uint16 noise_reached
level of noise that all the airports are generating
Definition: town.h:64
AAT_BUILT
@ AAT_BUILT
Triggered when the airport is built (for all tiles at the same time).
Definition: newgrf_animation_type.h:47
LinkGraphSchedule::instance
static LinkGraphSchedule instance
Static instance of LinkGraphSchedule.
Definition: linkgraphschedule.h:52
DIAGDIR_END
@ DIAGDIR_END
Used for iterations.
Definition: direction_type.h:83
CompanyInfrastructure::water
uint32 water
Count of company owned track bits for canals.
Definition: company_base.h:34
IsRailStation
static bool IsRailStation(TileIndex t)
Is this station tile a rail station?
Definition: station_map.h:92
Pool::PoolItem::index
Tindex index
Index of this pool item.
Definition: pool_type.hpp:227
DrawRoadCatenary
void DrawRoadCatenary(const TileInfo *ti)
Draws the catenary for the given tile.
Definition: road_cmd.cpp:1434
IsHangar
bool IsHangar(TileIndex t)
Check whether the given tile is a hangar.
Definition: station_cmd.cpp:77
RVSB_IN_ROAD_STOP
@ RVSB_IN_ROAD_STOP
The vehicle is in a road stop.
Definition: roadveh.h:50
CargoSpec::Get
static CargoSpec * Get(size_t index)
Retrieve cargo details for the given cargo ID.
Definition: cargotype.h:117
GetRailStationTrack
static Track GetRailStationTrack(TileIndex t)
Get the rail track of a rail station tile.
Definition: station_map.h:349
LinkGraph::Node::Begin
EdgeIterator Begin()
Get an iterator pointing to the start of the edges array.
Definition: linkgraph.h:396
FindJoiningBaseStation
CommandCost FindJoiningBaseStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, T **st)
Find a nearby station that joins this station.
Definition: station_cmd.cpp:1148
AxisToTrackBits
static TrackBits AxisToTrackBits(Axis a)
Maps an Axis to the corresponding TrackBits value.
Definition: track_func.h:96
HasPowerOnRail
static bool HasPowerOnRail(RailType enginetype, RailType tiletype)
Checks if an engine of the given RailType got power on a tile with a given RailType.
Definition: rail.h:332
LinkGraph::EdgeIterator
An iterator for non-const edges.
Definition: linkgraph.h:323
CargoArray
Class for storing amounts of cargo.
Definition: cargo_type.h:81
TRACK_X
@ TRACK_X
Track along the x-axis (north-east to south-west)
Definition: track_type.h:21
PalSpriteID::sprite
SpriteID sprite
The 'real' sprite.
Definition: gfx_type.h:23
DT_MANUAL
@ DT_MANUAL
Manual distribution. No link graph calculations are run.
Definition: linkgraph_type.h:25
ClampU
static uint ClampU(const uint a, const uint min, const uint max)
Clamp an unsigned integer between an interval.
Definition: math_func.hpp:122
AirportSpec::noise_level
byte noise_level
noise that this airport generates
Definition: newgrf_airport.h:107
FlowStatMap::PassOnFlow
void PassOnFlow(StationID origin, StationID via, uint amount)
Pass on some flow, remembering it as invalid, for later subtraction from locally consumed flow.
Definition: station_cmd.cpp:4623
RailtypeInfo::single_y
SpriteID single_y
single piece of rail in Y direction, without ground
Definition: rail.h:135
GameSettings::difficulty
DifficultySettings difficulty
settings related to the difficulty
Definition: settings_type.h:549
HasBit
static bool HasBit(const T x, const uint8 y)
Checks if a bit in a value is set.
Definition: bitmath_func.hpp:103
TileDesc::tram_speed
uint16 tram_speed
Speed limit of tram (bridges and track)
Definition: tile_cmd.h:68
CheckFlatLandRailStation
static CommandCost CheckFlatLandRailStation(TileArea tile_area, DoCommandFlag flags, Axis axis, StationID *station, RailType rt, std::vector< Train * > &affected_vehicles, StationClassID spec_class, byte spec_index, byte plat_len, byte numtracks)
Checks if a rail station can be built at the given area.
Definition: station_cmd.cpp:866
GetTileZ
int GetTileZ(TileIndex tile)
Get bottom height of the tile.
Definition: tile_map.cpp:121
ship.h
CBID_CARGO_STATION_RATING_CALC
@ CBID_CARGO_STATION_RATING_CALC
Called to calculate part of a station rating.
Definition: newgrf_callbacks.h:200
CompanyInfrastructure::station
uint32 station
Count of company owned station tiles.
Definition: company_base.h:35
NewGRFSpriteLayout::ProcessRegisters
void ProcessRegisters(uint8 resolved_var10, uint32 resolved_sprite, bool separate_ground) const
Evaluates the register modifiers and integrates them into the preprocessed sprite layout.
Definition: newgrf_commons.cpp:731
RailtypeInfo
This struct contains all the info that is needed to draw and construct tracks.
Definition: rail.h:124
ROAD_X
@ ROAD_X
Full road along the x-axis (south-west + north-east)
Definition: road_type.h:56
include
bool include(std::vector< T > &vec, const T &item)
Helper function to append an item to a vector if it is not already contained Consider using std::set,...
Definition: smallvec_type.hpp:27
ClrBit
static T ClrBit(T &x, const uint8 y)
Clears a bit in a variable.
Definition: bitmath_func.hpp:151
IsCompatibleTrainStationTile
static bool IsCompatibleTrainStationTile(TileIndex test_tile, TileIndex station_tile)
Check if a tile is a valid continuation to a railstation tile.
Definition: station_map.h:378
GetRoadStopType
static RoadStopType GetRoadStopType(TileIndex t)
Get the road stop type of this tile.
Definition: station_map.h:56
VETSB_CONTINUE
@ VETSB_CONTINUE
Bit sets of the above specified bits.
Definition: tile_cmd.h:34
Station::MoveSign
void MoveSign(TileIndex new_xy) override
Move the station main coordinate somewhere else.
Definition: station_cmd.cpp:435
Waypoint
Representation of a waypoint.
Definition: waypoint_base.h:16
CBM_STATION_SLOPE_CHECK
@ CBM_STATION_SLOPE_CHECK
Check slope of new station tiles.
Definition: newgrf_callbacks.h:307
station_land.h
Airport::layout
byte layout
Airport layout number.
Definition: station_base.h:310
IsStandardRoadStopTile
static bool IsStandardRoadStopTile(TileIndex t)
Is tile t a standard (non-drive through) road stop station?
Definition: station_map.h:223
SetStationGfx
static void SetStationGfx(TileIndex t, StationGfx gfx)
Set the station graphics of this tile.
Definition: station_map.h:80
WaterClass
WaterClass
classes of water (for WATER_TILE_CLEAR water tile type).
Definition: water_map.h:47
RoadStop::GetByTile
static RoadStop * GetByTile(TileIndex tile, RoadStopType type)
Find a roadstop at given tile.
Definition: roadstop.cpp:266
SetRoadOwner
static void SetRoadOwner(TileIndex t, RoadTramType rtt, Owner o)
Set the owner of a specific road type.
Definition: road_map.h:250
EUM_INCREASE
@ EUM_INCREASE
Increase capacity.
Definition: linkgraph_type.h:53
IsDriveThroughStopTile
static bool IsDriveThroughStopTile(TileIndex t)
Is tile t a drive through road stop station?
Definition: station_map.h:233
aircraft.h
TILE_SIZE
static const uint TILE_SIZE
Tile size in world coordinates.
Definition: tile_type.h:13
LinkGraph::Node::End
EdgeIterator End()
Get an iterator pointing beyond the end of the edges array.
Definition: linkgraph.h:402
GetTrackBits
static TrackBits GetTrackBits(TileIndex tile)
Gets the track bits of the given tile.
Definition: rail_map.h:136
SpecializedStation< Station, false >::Get
static Station * Get(size_t index)
Gets station with given index.
Definition: base_station_base.h:219
TileInfo::y
uint y
Y position of the tile in unit coordinates.
Definition: tile_cmd.h:44
_settings_client
ClientSettings _settings_client
The current settings for this game.
Definition: settings.cpp:79
HasSignals
static bool HasSignals(TileIndex t)
Checks if a rail tile has signals.
Definition: rail_map.h:72
Town::xy
TileIndex xy
town center tile
Definition: town.h:51
CargoSpec
Specification of a cargo type.
Definition: cargotype.h:55
SpecializedStation< Station, false >::IsValidID
static bool IsValidID(size_t index)
Tests whether given index is a valid index for station of this type.
Definition: base_station_base.h:210
MP_INDUSTRY
@ MP_INDUSTRY
Part of an industry.
Definition: tile_type.h:49
newgrf_debug.h
town.h
TileY
static uint TileY(TileIndex tile)
Get the Y component of a tile.
Definition: map_func.h:215
CC_LIQUID
@ CC_LIQUID
Liquids (Oil, Water, Rubber)
Definition: cargotype.h:45
OrthogonalTileArea::Add
void Add(TileIndex to_add)
Add a single tile to a tile area; enlarge if needed.
Definition: tilearea.cpp:43
TileDesc::airport_tile_name
StringID airport_tile_name
Name of the airport tile.
Definition: tile_cmd.h:60
DIAGDIR_NW
@ DIAGDIR_NW
Northwest.
Definition: direction_type.h:82
Company::infrastructure
CompanyInfrastructure infrastructure
NOSAVE: Counts of company owned infrastructure.
Definition: company_base.h:126
VS_TRAIN_SLOWING
@ VS_TRAIN_SLOWING
Train is slowing down.
Definition: vehicle_base.h:34
RandomRange
static uint32 RandomRange(uint32 limit)
Pick a random number between 0 and limit - 1, inclusive.
Definition: random_func.hpp:81
CMD_REMOVE_FROM_RAIL_WAYPOINT
@ CMD_REMOVE_FROM_RAIL_WAYPOINT
remove a (rectangle of) tiles from a rail waypoint
Definition: command_type.h:195
WC_STATION_VIEW
@ WC_STATION_VIEW
Station view; Window numbers:
Definition: window_type.h:338
IndustrySpec::station_name
StringID station_name
Default name for nearby station.
Definition: industrytype.h:132
AirportGetNearestTown
Town * AirportGetNearestTown(const AirportSpec *as, const TileIterator &it, uint &mindist)
Finds the town nearest to given airport.
Definition: station_cmd.cpp:2183
DIR_W
@ DIR_W
West.
Definition: direction_type.h:32
RoadStop::Enter
bool Enter(RoadVehicle *rv)
Enter the road stop.
Definition: roadstop.cpp:233
CmdBuildRailStation
CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Build rail station.
Definition: station_cmd.cpp:1253
TransportType
TransportType
Available types of transport.
Definition: transport_type.h:19
RailtypeInfo::fallback_railtype
byte fallback_railtype
Original railtype number to use when drawing non-newgrf railtypes, or when drawing stations.
Definition: rail.h:198
VEH_ROAD
@ VEH_ROAD
Road vehicle type.
Definition: vehicle_type.h:25
CC_PASSENGERS
@ CC_PASSENGERS
Passengers.
Definition: cargotype.h:39
Vehicle::cur_speed
uint16 cur_speed
current speed
Definition: vehicle_base.h:302
Vehicle
Vehicle data structure.
Definition: vehicle_base.h:222
Industry
Defines the internal data of a functional industry.
Definition: industry.h:66
Vehicle::owner
Owner owner
Which company owns the vehicle?
Definition: vehicle_base.h:283
RestoreTrainReservation
static void RestoreTrainReservation(Train *v)
Restore platform reservation during station building/removing.
Definition: station_cmd.cpp:1228
Train::GetVehicleTrackdir
Trackdir GetVehicleTrackdir() const
Get the tracks of the train vehicle.
Definition: train_cmd.cpp:4019
Owner
Owner
Enum for all companies/owners.
Definition: company_type.h:18
GetStationAround
CommandCost GetStationAround(TileArea ta, StationID closest_station, CompanyID company, T **st)
Look for a station owned by the given company around the given tile area.
Definition: station_cmd.cpp:103
DC_EXEC
@ DC_EXEC
execute the given command
Definition: command_type.h:348
DeallocateSpecFromStation
void DeallocateSpecFromStation(BaseStation *st, byte specindex)
Deallocate a StationSpec from a Station.
Definition: newgrf_station.cpp:734
FlowStatMap::FinalizeLocalConsumption
void FinalizeLocalConsumption(StationID self)
Subtract invalid flows from locally consumed flow.
Definition: station_cmd.cpp:4641
BaseStation::owner
Owner owner
The owner of this station.
Definition: base_station_base.h:62
IsTruckStop
static bool IsTruckStop(TileIndex t)
Is the station at t a truck stop?
Definition: station_map.h:180
MP_ROAD
@ MP_ROAD
A tile with road (or tram tracks)
Definition: tile_type.h:43
AirportSpec
Defines the data structure for an airport.
Definition: newgrf_airport.h:98
TileDesc
Tile description for the 'land area information' tool.
Definition: tile_cmd.h:51
FlowStat::GetShare
uint GetShare(StationID st) const
Get flow for a station.
Definition: station_cmd.cpp:4376
CanBuildDepotByTileh
static bool CanBuildDepotByTileh(DiagDirection direction, Slope tileh)
Find out if the slope of the tile is suitable to build a depot of given direction.
Definition: depot_func.h:26
SetDParam
static void SetDParam(uint n, uint64 v)
Set a string parameter v at index n in the global string parameter array.
Definition: strings_func.h:199
TileDesc::airport_name
StringID airport_name
Name of the airport.
Definition: tile_cmd.h:59
CheckIfAuthorityAllowsNewStation
CommandCost CheckIfAuthorityAllowsNewStation(TileIndex tile, DoCommandFlag flags)
Checks whether the local authority allows construction of a new station (rail, road,...
Definition: town_cmd.cpp:3556
GoodsEntry::status
byte status
Status of this cargo, see GoodsEntryStatus.
Definition: station_base.h:226
DoCommandFlag
DoCommandFlag
List of flags for a command.
Definition: command_type.h:346
Foundation
Foundation
Enumeration for Foundations.
Definition: slope_type.h:93
EdgeUpdateMode
EdgeUpdateMode
Special modes for updating links.
Definition: linkgraph_type.h:52
EnsureNoVehicleOnGround
CommandCost EnsureNoVehicleOnGround(TileIndex tile)
Ensure there is no vehicle at the ground at the given position.
Definition: vehicle.cpp:539
RemoveFirstTrack
static Track RemoveFirstTrack(TrackBits *tracks)
Removes first Track from TrackBits and returns it.
Definition: track_func.h:139
LinkGraph::Edge
An updatable edge class.
Definition: linkgraph.h:292
Industry::neutral_station
Station * neutral_station
Associated neutral station.
Definition: industry.h:69
FlatteningFoundation
static Foundation FlatteningFoundation(Slope s)
Returns the foundation needed to flatten a slope.
Definition: slope_func.h:369
TRACK_BIT_UPPER
@ TRACK_BIT_UPPER
Upper track.
Definition: track_type.h:42
GetAirport
const AirportFTAClass * GetAirport(const byte airport_type)
Get the finite state machine of an airport type.
Definition: airport.cpp:207
CommandCost::Succeeded
bool Succeeded() const
Did this command succeed?
Definition: command_type.h:150
GoodsEntry::amount_fract
byte amount_fract
Fractional part of the amount in the cargo list.
Definition: station_base.h:254
TrackToTrackBits
static TrackBits TrackToTrackBits(Track track)
Maps a Track to the corresponding TrackBits value.
Definition: track_func.h:85
pbs.h
TileX
static uint TileX(TileIndex tile)
Get the X component of a tile.
Definition: map_func.h:205
GetRailReservationTrackBits
static TrackBits GetRailReservationTrackBits(TileIndex t)
Returns the reserved track bits of the tile.
Definition: rail_map.h:194
StationSpec::renderdata
NewGRFSpriteLayout * renderdata
Array of tile layouts.
Definition: newgrf_station.h:148
Kdtree::Remove
void Remove(const T &element)
Remove a single element from the tree, if it exists.
Definition: kdtree.hpp:419
BaseStation::TileBelongsToRailStation
virtual bool TileBelongsToRailStation(TileIndex tile) const =0
Check whether a specific tile belongs to this station.
TileIterator::Clone
virtual TileIterator * Clone() const =0
Allocate a new iterator that is a copy of this one.
AAT_TILELOOP
@ AAT_TILELOOP
Triggered in the periodic tile loop.
Definition: newgrf_animation_type.h:48
CountBits
static uint CountBits(T value)
Counts the number of set bits in a variable.
Definition: bitmath_func.hpp:251
BaseStation::string_id
StringID string_id
Default name (town area) of station.
Definition: base_station_base.h:58
GameSettings::game_creation
GameCreationSettings game_creation
settings used during the creation of a game (map)
Definition: settings_type.h:550
RoadStop::MakeDriveThrough
void MakeDriveThrough()
Join this road stop to another 'base' road stop if possible; fill all necessary data to become an act...
Definition: roadstop.cpp:62
BaseStation::cached_anim_triggers
uint8 cached_anim_triggers
NOSAVE: Combined animation trigger bitmask, used to determine if trigger processing should happen.
Definition: base_station_base.h:72
OrthogonalTileArea::Clear
void Clear()
Clears the 'tile area', i.e.
Definition: tilearea_type.h:38
MAX_CHAR_LENGTH
static const int MAX_CHAR_LENGTH
Max. length of UTF-8 encoded unicode character.
Definition: strings_type.h:18
FlowStatMap::RestrictFlows
void RestrictFlows(StationID via)
Restrict all flows at a station for specific cargo and destination.
Definition: station_cmd.cpp:4686
SpecializedStation< Station, false >::Iterate
static Pool::IterateWrapper< Station > Iterate(size_t from=0)
Returns an iterable ensemble of all valid stations of type T.
Definition: base_station_base.h:270
WID_SV_ROADVEHS
@ WID_SV_ROADVEHS
List of scheduled road vehs button.
Definition: station_widget.h:28
TRACK_BIT_RIGHT
@ TRACK_BIT_RIGHT
Right track.
Definition: track_type.h:45
ROADSTOP_BUS
@ ROADSTOP_BUS
A standard stop for buses.
Definition: station_type.h:45
FlowStatMap::GetFlowFrom
uint GetFlowFrom(StationID from) const
Get the sum of flows from a specific station from this FlowStatMap.
Definition: station_cmd.cpp:4736
Aircraft
Aircraft, helicopters, rotors and their shadows belong to this class.
Definition: aircraft.h:74
TileInfo::tileh
Slope tileh
Slope of the tile.
Definition: tile_cmd.h:45
SpriteID
uint32 SpriteID
The number of a sprite, without mapping bits and colourtables.
Definition: gfx_type.h:17
AxisToRoadBits
static RoadBits AxisToRoadBits(Axis a)
Create the road-part which belongs to the given Axis.
Definition: road_func.h:111
SSF_SEPARATE_GROUND
@ SSF_SEPARATE_GROUND
Use different sprite set for ground sprites.
Definition: newgrf_station.h:95
MapSizeX
static uint MapSizeX()
Get the size of the map along the X.
Definition: map_func.h:72
IsTileOnWater
static bool IsTileOnWater(TileIndex t)
Tests if the tile was built on water.
Definition: water_map.h:130
SLOPE_FLAT
@ SLOPE_FLAT
a flat tile
Definition: slope_type.h:49
StationSpec::tiles
uint tiles
Number of tile layouts.
Definition: newgrf_station.h:147
FlowStat
Flow statistics telling how much flow should be sent along a link.
Definition: station_base.h:36
ClearDockingTilesCheckingNeighbours
void ClearDockingTilesCheckingNeighbours(TileIndex tile)
Clear docking tile status from tiles around a removed dock, if the tile has no neighbours which would...
Definition: station_cmd.cpp:2620
GetStringWithArgs
char * GetStringWithArgs(char *buffr, StringID string, StringParameters *args, const char *last, uint case_index, bool game_script)
Get a parsed string with most special stringcodes replaced by the string parameters.
Definition: strings.cpp:223
ChangeTileOwner
void ChangeTileOwner(TileIndex tile, Owner old_owner, Owner new_owner)
Change the owner of a tile.
Definition: landscape.cpp:600
RailtypeInfo::name
StringID name
Name of this rail type.
Definition: rail.h:173
GoodsEntry::cargo
StationCargoList cargo
The cargo packets of cargo waiting in this station.
Definition: station_base.h:255
LinkGraphSchedule::Queue
void Queue(LinkGraph *lg)
Queue a link graph for execution.
Definition: linkgraphschedule.h:67
TileDesc::build_date
Date build_date
Date of construction of tile contents.
Definition: tile_cmd.h:55
StationType
StationType
Station types.
Definition: station_type.h:32
TRANSPORT_ROAD
@ TRANSPORT_ROAD
Transport by road vehicle.
Definition: transport_type.h:28
RoadBits
RoadBits
Enumeration for the road parts on a tile.
Definition: road_type.h:50
DrawTileSprites::ground
PalSpriteID ground
Palette and sprite for the ground.
Definition: sprite.h:59
GetRailTypeInfo
static const RailtypeInfo * GetRailTypeInfo(RailType railtype)
Returns a pointer to the Railtype information for a given railtype.
Definition: rail.h:304
ValParamRailtype
bool ValParamRailtype(const RailType rail)
Validate functions for rail building.
Definition: rail.cpp:206
ROAD_NONE
@ ROAD_NONE
No road-part is build.
Definition: road_type.h:51
SetWindowWidgetDirty
void SetWindowWidgetDirty(WindowClass cls, WindowNumber number, byte widget_index)
Mark a particular widget in a particular window as dirty (in need of repainting)
Definition: window.cpp:3234
AirportTileSpec
Defines the data structure of each individual tile of an airport.
Definition: newgrf_airporttiles.h:66
StationSpec::cls_id
StationClassID cls_id
The class to which this spec belongs.
Definition: newgrf_station.h:125
GetAllRoadBits
static RoadBits GetAllRoadBits(TileIndex tile)
Get all set RoadBits on the given tile.
Definition: road_map.h:140
GetCustomRoadSprite
SpriteID GetCustomRoadSprite(const RoadTypeInfo *rti, TileIndex tile, RoadTypeSpriteGroup rtsg, TileContext context, uint *num_results)
Get the sprite to draw for the given tile.
Definition: newgrf_roadtype.cpp:120
Utf8StringLength
size_t Utf8StringLength(const char *s)
Get the length of an UTF-8 encoded string in number of characters and thus not the number of bytes th...
Definition: string.cpp:334
MakeOilrig
static void MakeOilrig(TileIndex t, StationID sid, WaterClass wc)
Make the given tile an oilrig tile.
Definition: station_map.h:665
newgrf_airporttiles.h
ToTileIndexDiff
static TileIndexDiff ToTileIndexDiff(TileIndexDiffC tidc)
Return the offset between to tiles from a TileIndexDiffC struct.
Definition: map_func.h:230
GameSettings::order
OrderSettings order
settings related to orders
Definition: settings_type.h:557
GetRoadBits
static RoadBits GetRoadBits(TileIndex t, RoadTramType rtt)
Get the present road bits for a specific road type.
Definition: road_map.h:127
Vehicle::Orders
IterateWrapper Orders() const
Returns an iterable ensemble of orders of a vehicle.
Definition: vehicle_base.h:1034
CheckBuildableTile
CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool allow_steep, bool check_bridge=true)
Checks if the given tile is buildable, flat and has a certain height.
Definition: station_cmd.cpp:784
WATER_CLASS_INVALID
@ WATER_CLASS_INVALID
Used for industry tiles on land (also for oilrig if newgrf says so).
Definition: water_map.h:51
StationNameInformation::free_names
uint32 free_names
Current bitset of free names (we can remove names).
Definition: station_cmd.cpp:210
GetPlatformInfo
uint32 GetPlatformInfo(Axis axis, byte tile, int platforms, int length, int x, int y, bool centred)
Evaluate a tile's position within a station, and return the result in a bit-stuffed format.
Definition: newgrf_station.cpp:105
DistanceManhattan
uint DistanceManhattan(TileIndex t0, TileIndex t1)
Gets the Manhattan distance between the two given tiles.
Definition: map.cpp:157
DrawRailTileSeq
static void DrawRailTileSeq(const struct TileInfo *ti, const DrawTileSprites *dts, TransparencyOption to, int32 total_offset, uint32 newgrf_offset, PaletteID default_palette)
Draw tile sprite sequence on tile with railroad specifics.
Definition: sprite.h:89
DIAGDIR_SW
@ DIAGDIR_SW
Southwest.
Definition: direction_type.h:81
GetSlopeMaxZ
static int GetSlopeMaxZ(Slope s)
Returns the height of the highest corner of a slope relative to TileZ (= minimal height)
Definition: slope_func.h:160
RoadStop::next
struct RoadStop * next
Next stop of the given type at this station.
Definition: roadstop_base.h:69
FACIL_BUS_STOP
@ FACIL_BUS_STOP
Station with bus stops.
Definition: station_type.h:54
Airport::rotation
Direction rotation
How this airport is rotated.
Definition: station_base.h:311
FlowStatMap::DeleteFlows
StationIDStack DeleteFlows(StationID via)
Delete all flows at a station for specific cargo and destination.
Definition: station_cmd.cpp:4666
CheckForDockingTile
void CheckForDockingTile(TileIndex t)
Mark the supplied tile as a docking tile if it is suitable for docking.
Definition: water_cmd.cpp:182
CargoSpec::Index
CargoID Index() const
Determines index of this cargospec.
Definition: cargotype.h:88
AirportSpec::rotation
const Direction * rotation
the rotation of each tiletable
Definition: newgrf_airport.h:101
GetAnimationFrame
static byte GetAnimationFrame(TileIndex t)
Get the current animation frame.
Definition: tile_map.h:250
EconomySettings::station_noise_level
bool station_noise_level
build new airports when the town noise level is still within accepted limits
Definition: settings_type.h:493
StationCargoList::Reroute
uint Reroute(uint max_move, StationCargoList *dest, StationID avoid, StationID avoid2, const GoodsEntry *ge)
Routes packets with station "avoid" as next hop to a different place.
Definition: cargopacket.cpp:860
CheckOwnership
CommandCost CheckOwnership(Owner owner, TileIndex tile)
Check whether the current owner owns something.
Definition: company_cmd.cpp:310
Vehicle::dest_tile
TileIndex dest_tile
Heading for this tile.
Definition: vehicle_base.h:247
DirToDiagDir
static DiagDirection DirToDiagDir(Direction dir)
Convert a Direction to a DiagDirection.
Definition: direction_func.h:166
AXIS_Y
@ AXIS_Y
The y axis.
Definition: direction_type.h:125
StationSettings::serve_neutral_industries
bool serve_neutral_industries
company stations can serve industries with attached neutral stations
Definition: settings_type.h:522
GetAirportGfx
static StationGfx GetAirportGfx(TileIndex t)
Get the station graphics of this airport tile.
Definition: station_map.h:244
return_cmd_error
#define return_cmd_error(errcode)
Returns from a function with a specific StringID as error.
Definition: command_func.h:33
StationFinder::stations
StationList stations
List of stations nearby.
Definition: station_type.h:101
TriggerStationRandomisation
void TriggerStationRandomisation(Station *st, TileIndex tile, StationRandomTrigger trigger, CargoID cargo_type)
Trigger station randomisation.
Definition: newgrf_station.cpp:966
MapSize
static uint MapSize()
Get the size of the map.
Definition: map_func.h:92
CheckFlatLandAirport
static CommandCost CheckFlatLandAirport(AirportTileTableIterator tile_iter, DoCommandFlag flags)
Checks if an airport can be built at the given location and clear the area.
Definition: station_cmd.cpp:834
LinkGraph::EdgeWrapper::LastUnrestrictedUpdate
Date LastUnrestrictedUpdate() const
Get the date of the last update to the edge's unrestricted capacity.
Definition: linkgraph.h:104
EXPENSES_CONSTRUCTION
@ EXPENSES_CONSTRUCTION
Construction costs.
Definition: economy_type.h:158
BaseStation::sign
TrackedViewportSign sign
NOSAVE: Dimensions of sign.
Definition: base_station_base.h:54
RailType
RailType
Enumeration for all possible railtypes.
Definition: rail_type.h:27
TileAddWrap
TileIndex TileAddWrap(TileIndex tile, int addx, int addy)
This function checks if we add addx/addy to tile, if we do wrap around the edges.
Definition: map.cpp:114
STAT_CLASS_WAYP
@ STAT_CLASS_WAYP
Waypoint class.
Definition: newgrf_station.h:86
IsSteepSlope
static bool IsSteepSlope(Slope s)
Checks if a slope is steep.
Definition: slope_func.h:36
FlowStatMap::ReleaseFlows
void ReleaseFlows(StationID via)
Release all flows at a station for specific cargo and destination.
Definition: station_cmd.cpp:4697
CommandCost
Common return value for all commands.
Definition: command_type.h:23
GetSnowLine
byte GetSnowLine()
Get the current snow line, either variable or static.
Definition: landscape.cpp:644
Industry::location
TileArea location
Location of the industry.
Definition: industry.h:67
GetCustomStationSpecIndex
static uint GetCustomStationSpecIndex(TileIndex t)
Get the custom station spec for this tile.
Definition: station_map.h:493
TRACK_Y
@ TRACK_Y
Track along the y-axis (north-west to south-east)
Definition: track_type.h:22
HasTileWaterGround
static bool HasTileWaterGround(TileIndex t)
Checks whether the tile has water at the ground.
Definition: water_map.h:344
AirportSpec::Get
static const AirportSpec * Get(byte type)
Retrieve airport spec for the given airport.
Definition: newgrf_airport.cpp:99
cmd_helper.h
AirportSpec::cls_id
AirportClassID cls_id
the class to which this airport type belongs
Definition: newgrf_airport.h:113
_date
Date _date
Current date in days (day counter)
Definition: date.cpp:28
SourceID
uint16 SourceID
Contains either industry ID, town ID or company ID (or INVALID_SOURCE)
Definition: cargo_type.h:152
HasStationRail
static bool HasStationRail(TileIndex t)
Has this station tile a rail? In other words, is this station tile a rail station or rail waypoint?
Definition: station_map.h:135
TILE_AREA_LOOP
#define TILE_AREA_LOOP(var, ta)
A loop which iterates over the tiles of a TileArea.
Definition: tilearea_type.h:232
CircularTileSearch
bool CircularTileSearch(TileIndex *tile, uint size, TestTileOnSearchProc proc, void *user_data)
Function performing a search around a center tile and going outward, thus in circle.
Definition: map.cpp:258
RemoveAirport
static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
Remove an airport.
Definition: station_cmd.cpp:2375
GRFConfig
Information about GRF, used in the game and (part of it) in savegames.
Definition: newgrf_config.h:152
clear_func.h
AxisToTrack
static Track AxisToTrack(Axis a)
Convert an Axis to the corresponding Track AXIS_X -> TRACK_X AXIS_Y -> TRACK_Y Uses the fact that the...
Definition: track_func.h:74
StationMonthlyLoop
void StationMonthlyLoop()
Monthly loop for stations.
Definition: station_cmd.cpp:3848
BaseStation::train_station
TileArea train_station
Tile area the train 'station' part covers.
Definition: base_station_base.h:75
GetAnyRoadBits
RoadBits GetAnyRoadBits(TileIndex tile, RoadTramType rtt, bool straight_tunnel_bridge_entrance)
Returns the RoadBits on an arbitrary tile Special behaviour:
Definition: road_map.cpp:33
STATION_ACCEPTANCE_TICKS
static const int STATION_ACCEPTANCE_TICKS
cycle duration for updating station acceptance
Definition: date_type.h:33
HasExactlyOneBit
static bool HasExactlyOneBit(T value)
Test whether value has exactly 1 bit set.
Definition: bitmath_func.hpp:274
NF_INCOLOUR
@ NF_INCOLOUR
Bit value for coloured news.
Definition: news_type.h:71
Industry::GetByTile
static Industry * GetByTile(TileIndex tile)
Get the industry of the given tile.
Definition: industry.h:144
AirportSpec::num_table
byte num_table
number of elements in the table
Definition: newgrf_airport.h:102
DirtyCompanyInfrastructureWindows
void DirtyCompanyInfrastructureWindows(CompanyID company)
Redraw all windows with company infrastructure counts.
Definition: company_gui.cpp:2762
DIR_E
@ DIR_E
East.
Definition: direction_type.h:28
CalcClosestTownFromTile
Town * CalcClosestTownFromTile(TileIndex tile, uint threshold=UINT_MAX)
Return the town closest to the given tile within threshold.
Definition: town_cmd.cpp:3577
Industry::type
IndustryType type
type of industry.
Definition: industry.h:83
DRD_NONE
@ DRD_NONE
None of the directions are disallowed.
Definition: road_map.h:286
roadstop_base.h
TrackBitsToTrackdirBits
static TrackdirBits TrackBitsToTrackdirBits(TrackBits bits)
Converts TrackBits to TrackdirBits while allowing both directions.
Definition: track_func.h:327
BaseStation::rect
StationRect rect
NOSAVE: Station spread out rectangle maintained by StationRect::xxx() functions.
Definition: base_station_base.h:76
TriggerWatchedCargoCallbacks
void TriggerWatchedCargoCallbacks(Station *st)
Run the watched cargo callback for all houses in the catchment area.
Definition: station_cmd.cpp:3388
TileIndexDiff
int32 TileIndexDiff
An offset value between to tiles.
Definition: map_func.h:154
GoodsEntry::HasRating
bool HasRating() const
Does this cargo have a rating at this station?
Definition: station_base.h:273
Vehicle::tile
TileIndex tile
Current tile index.
Definition: vehicle_base.h:240
DEBUG
#define DEBUG(name, level,...)
Output a line of debugging information.
Definition: debug.h:35
FindNearIndustryName
static bool FindNearIndustryName(TileIndex tile, void *user_data)
Find a station action 0 property 24 station name, or reduce the free_names if needed.
Definition: station_cmd.cpp:222
autoslope.h
Convert8bitBooleanCallback
bool Convert8bitBooleanCallback(const GRFFile *grffile, uint16 cbid, uint16 cb_res)
Converts a callback result into a boolean.
Definition: newgrf_commons.cpp:569
TileIterator
Base class for tile iterators.
Definition: tilearea_type.h:99
CMSAMine
static bool CMSAMine(TileIndex tile)
Check whether the tile is a mine.
Definition: station_cmd.cpp:155
DistanceFromEdge
uint DistanceFromEdge(TileIndex tile)
Param the minimum distance to an edge.
Definition: map.cpp:217
CanExpandRailStation
CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta, Axis axis)
Check whether we can expand the rail part of the given station.
Definition: station_cmd.cpp:1067
Station::MarkTilesDirty
void MarkTilesDirty(bool cargo_change) const
Marks the tiles of the station as dirty.
Definition: station.cpp:217
TrackdirToExitdir
static DiagDirection TrackdirToExitdir(Trackdir trackdir)
Maps a trackdir to the (4-way) direction the tile is exited when following that trackdir.
Definition: track_func.h:447
Kdtree::Insert
void Insert(const T &element)
Insert a single element in the tree.
Definition: kdtree.hpp:400
TileDesc::roadtype
StringID roadtype
Type of road on the tile.
Definition: tile_cmd.h:65
GetProductionAroundTiles
CargoArray GetProductionAroundTiles(TileIndex tile, int w, int h, int rad)
Get the cargo types being produced around the tile (in a rectangle).
Definition: station_cmd.cpp:506
GoodsEntry::last_speed
byte last_speed
Maximum speed (up to 255) of the last vehicle that tried to load this cargo.
Definition: station_base.h:246
GoodsEntry::GES_ACCEPTED_BIGTICK
@ GES_ACCEPTED_BIGTICK
Set when cargo was delivered for final delivery during the current STATION_ACCEPTANCE_TICKS interval.
Definition: station_base.h:211
SB
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.
Definition: bitmath_func.hpp:58
FlowStat::GetShares
const SharesMap * GetShares() const
Get the actual shares as a const pointer so that they can be iterated over.
Definition: station_base.h:92
GoodsEntry::GetVia
StationID GetVia(StationID source) const
Get the best next hop for a cargo packet from station source.
Definition: station_base.h:283
SpecializedStation< Waypoint, true >::IsExpected
static bool IsExpected(const BaseStation *st)
Helper for checking whether the given station is of this type.
Definition: base_station_base.h:200
MakeDriveThroughRoadStop
static void MakeDriveThroughRoadStop(TileIndex t, Owner station, Owner road, Owner tram, StationID sid, RoadStopType rst, RoadType road_rt, RoadType tram_rt, Axis a)
Make the given tile a drivethrough roadstop tile.
Definition: station_map.h:610
IsBuoy
static bool IsBuoy(TileIndex t)
Is tile t a buoy tile?
Definition: station_map.h:306
INVALID_OWNER
@ INVALID_OWNER
An invalid owner.
Definition: company_type.h:29
OrthogonalTileArea::w
uint16 w
The width of the area.
Definition: tilearea_type.h:18
MP_WATER
@ MP_WATER
Water tile.
Definition: tile_type.h:47
Station::truck_station
TileArea truck_station
Tile area the truck 'station' part covers.
Definition: station_base.h:462
UpdateAirportsNoise
void UpdateAirportsNoise()
Recalculate the noise generated by the airports of each town.
Definition: station_cmd.cpp:2216
Industry::produced_cargo
CargoID produced_cargo[INDUSTRY_NUM_OUTPUTS]
16 production cargo slots
Definition: industry.h:70
GoodsEntry::node
NodeID node
ID of node in link graph referring to this goods entry.
Definition: station_base.h:258
Vehicle::cargo
VehicleCargoList cargo
The cargo this vehicle is carrying.
Definition: vehicle_base.h:318
FreeTrainReservation
static void FreeTrainReservation(Train *v)
Clear platform reservation during station building/removing.
Definition: station_cmd.cpp:1216
GetStationType
static StationType GetStationType(TileIndex t)
Get the station type of this tile.
Definition: station_map.h:44
CommandCost::Failed
bool Failed() const
Did this command fail?
Definition: command_type.h:159
FindRoadStopSpot
static RoadStop ** FindRoadStopSpot(bool truck_station, Station *st)
Definition: station_cmd.cpp:1788
CmdRemoveFromRailWaypoint
CommandCost CmdRemoveFromRailWaypoint(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Remove a single tile from a waypoint.
Definition: station_cmd.cpp:1696
station_func.h
Vehicle::current_order
Order current_order
The current order (+ status, like: loading)
Definition: vehicle_base.h:327
Airport::GetHangarTile
TileIndex GetHangarTile(uint hangar_num) const
Get the first tile of the given hangar.
Definition: station_base.h:373
ShowRejectOrAcceptNews
static void ShowRejectOrAcceptNews(const Station *st, uint num_items, CargoID *cargo, StringID msg)
Items contains the two cargo names that are to be accepted or rejected.
Definition: station_cmd.cpp:489
Station::airport
Airport airport
Tile area the airport covers.
Definition: station_base.h:464
AirportTileTableIterator
Iterator to iterate over all tiles belonging to an airport spec.
Definition: newgrf_airport.h:29
LinkGraph::Size
uint Size() const
Get the current size of the component.
Definition: linkgraph.h:498
OrthogonalTileArea
Represents the covered area of e.g.
Definition: tilearea_type.h:16
Station::AddFacility
void AddFacility(StationFacility new_facility_bit, TileIndex facil_xy)
Called when new facility is built on the station.
Definition: station.cpp:201
MultiMap::MapSize
size_t MapSize() const
Count the number of ranges with equal keys in this MultiMap.
Definition: multimap.hpp:350
EndSpriteCombine
void EndSpriteCombine()
Terminates a block of sprites started by StartSpriteCombine.
Definition: viewport.cpp:766
CMSATree
static bool CMSATree(TileIndex tile)
Check whether the tile is a tree.
Definition: station_cmd.cpp:192
Vehicle::IsFrontEngine
bool IsFrontEngine() const
Check if the vehicle is a front engine.
Definition: vehicle_base.h:895
SRT_NEW_CARGO
@ SRT_NEW_CARGO
Trigger station on new cargo arrival.
Definition: newgrf_station.h:104
HasTileRoadType
static bool HasTileRoadType(TileIndex t, RoadTramType rtt)
Check if a tile has a road or a tram road type.
Definition: road_map.h:210
AirportTileSpec::GetByTile
static const AirportTileSpec * GetByTile(TileIndex tile)
Retrieve airport tile spec for the given airport tile.
Definition: newgrf_airporttiles.cpp:49
_settings_game
GameSettings _settings_game
Game settings of a running game or the scenario editor.
Definition: settings.cpp:80
ANIM_STATUS_NO_ANIMATION
static const uint8 ANIM_STATUS_NO_ANIMATION
There is no animation.
Definition: newgrf_animation_type.h:15
GetTropicZone
static TropicZone GetTropicZone(TileIndex tile)
Get the tropic zone.
Definition: tile_map.h:238
Station::indtype
IndustryType indtype
Industry type to get the name from.
Definition: station_base.h:468
Town::MaxTownNoise
uint16 MaxTownNoise() const
Calculate the max town noise.
Definition: town.h:117
GameSettings::economy
EconomySettings economy
settings to change the economy
Definition: settings_type.h:559
RailBuildCost
static Money RailBuildCost(RailType railtype)
Returns the cost of building the specified railtype.
Definition: rail.h:372
_local_company
CompanyID _local_company
Company controlled by the human player at this client. Can also be COMPANY_SPECTATOR.
Definition: company_cmd.cpp:46
RemoveDock
static CommandCost RemoveDock(TileIndex tile, DoCommandFlag flags)
Remove a dock.
Definition: station_cmd.cpp:2686
TRACK_BIT_X
@ TRACK_BIT_X
X-axis track.
Definition: track_type.h:40
_tick_counter
uint16 _tick_counter
Ever incrementing (and sometimes wrapping) tick counter for setting off various events.
Definition: date.cpp:30
NewGRFSpriteLayout
NewGRF supplied spritelayout.
Definition: newgrf_commons.h:113
HasStationTileRail
static bool HasStationTileRail(TileIndex t)
Has this station tile a rail? In other words, is this station tile a rail station or rail waypoint?
Definition: station_map.h:146
industry.h
safeguards.h
CombineTrackStatus
static TrackStatus CombineTrackStatus(TrackdirBits trackdirbits, TrackdirBits red_signals)
Builds a TrackStatus.
Definition: track_func.h:396
SetDockingTile
static void SetDockingTile(TileIndex t, bool b)
Set the docking tile state of a tile.
Definition: water_map.h:355
StationSpec::name
StringID name
Name of this station.
Definition: newgrf_station.h:126
ROTSG_ROADSTOP
@ ROTSG_ROADSTOP
Required: Drive-in stop surface.
Definition: road.h:68
ClearTile_Station
CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags)
Clear a single tile of a station.
Definition: station_cmd.cpp:4295
NewGRFSpriteLayout::NeedsPreprocessing
bool NeedsPreprocessing() const
Tests whether this spritelayout needs preprocessing by PrepareLayout() and ProcessRegisters(),...
Definition: newgrf_commons.h:150
Train
'Train' is either a loco or a wagon.
Definition: train.h:85
VEH_INVALID
@ VEH_INVALID
Non-existing type of vehicle.
Definition: vehicle_type.h:35
IsValidTile
static bool IsValidTile(TileIndex tile)
Checks if a tile is valid.
Definition: tile_map.h:161
Airport::flags
uint64 flags
stores which blocks on the airport are taken. was 16 bit earlier on, then 32
Definition: station_base.h:308
FreeTrainTrackReservation
void FreeTrainTrackReservation(const Train *v)
Free the reserved path in front of a vehicle.
Definition: train_cmd.cpp:2243
GetCanalSprite
SpriteID GetCanalSprite(CanalFeature feature, TileIndex tile)
Lookup the base sprite to use for a canal.
Definition: newgrf_canal.cpp:150
SetStationTileRandomBits
static void SetStationTileRandomBits(TileIndex t, byte random_bits)
Set the random bits for a station tile.
Definition: station_map.h:505
ReverseDiagDir
static DiagDirection ReverseDiagDir(DiagDirection d)
Returns the reverse direction of the given DiagDirection.
Definition: direction_func.h:118
GetTileSlope
Slope GetTileSlope(TileIndex tile, int *h)
Return the slope of a given tile inside the map.
Definition: tile_map.cpp:59
StationNameInformation::indtypes
bool * indtypes
Array of bools telling whether an industry type has been found.
Definition: station_cmd.cpp:211
ROADSTOP_TRUCK
@ ROADSTOP_TRUCK
A standard stop for trucks.
Definition: station_type.h:46
SPRITE_MODIFIER_CUSTOM_SPRITE
@ SPRITE_MODIFIER_CUSTOM_SPRITE
Set when a sprite originates from an Action 1.
Definition: sprites.h:1531
IsTileOwner
static bool IsTileOwner(TileIndex tile, Owner owner)
Checks if a tile belongs to the given owner.
Definition: tile_map.h:214
StrEmpty
static bool StrEmpty(const char *s)
Check if a string buffer is empty.
Definition: string_func.h:60
HasStationReservation
static bool HasStationReservation(TileIndex t)
Get the reservation state of the rail station.
Definition: station_map.h:393
MakeAirport
static void MakeAirport(TileIndex t, Owner o, StationID sid, byte section, WaterClass wc)
Make the given tile an airport tile.
Definition: station_map.h:626
NUM_AIRPORTS
@ NUM_AIRPORTS
Maximal number of airports in total.
Definition: airport.h:41
CMD_REMOVE_SINGLE_RAIL
@ CMD_REMOVE_SINGLE_RAIL
remove a single rail track
Definition: command_type.h:179
BaseStation::name
std::string name
Custom name.
Definition: base_station_base.h:57
STATION_LINKGRAPH_TICKS
static const int STATION_LINKGRAPH_TICKS
cycle duration for cleaning dead links
Definition: date_type.h:34
DrawTileSprites
Ground palette sprite of a tile, together with its sprite layout.
Definition: sprite.h:58
CheckFlatLandRoadStop
static CommandCost CheckFlatLandRoadStop(TileArea tile_area, DoCommandFlag flags, uint invalid_dirs, bool is_drive_through, bool is_truck_stop, Axis axis, StationID *station, RoadType rt)
Checks if a road stop can be built at the given tile.
Definition: station_cmd.cpp:952
FlowStat::RestrictShare
void RestrictShare(StationID st)
Restrict a flow by moving it to the end of the map and decreasing the amount of unrestricted flow.
Definition: station_cmd.cpp:4517
StartSpriteCombine
void StartSpriteCombine()
Starts a block of sprites, which are "combined" into a single bounding box.
Definition: viewport.cpp:756
INVALID_DIAGDIR
@ INVALID_DIAGDIR
Flag for an invalid DiagDirection.
Definition: direction_type.h:84
DrawSprite
void DrawSprite(SpriteID img, PaletteID pal, int x, int y, const SubSprite *sub, ZoomLevel zoom)
Draw a sprite, not in a viewport.
Definition: gfx.cpp:978
Station::bus_station
TileArea bus_station
Tile area the bus 'station' part covers.
Definition: station_base.h:460
RemoveBuoy
CommandCost RemoveBuoy(TileIndex tile, DoCommandFlag flags)
Remove a buoy.
Definition: waypoint_cmd.cpp:360
AutoslopeEnabled
static bool AutoslopeEnabled()
Tests if autoslope is enabled for _current_company.
Definition: autoslope.h:44
road_internal.h
waypoint_func.h
RTSG_GROUND
@ RTSG_GROUND
Main group of ground images.
Definition: rail.h:49
airporttile_ids.h
GoodsEntry::rating
byte rating
Station rating for this cargo.
Definition: station_base.h:235
Point
Coordinates of a point in 2D.
Definition: geometry_type.hpp:21
TileDesc::station_name
StringID station_name
Type of station within the class.
Definition: tile_cmd.h:57
RoadTypeInfo::name
StringID name
Name of this rail type.
Definition: road.h:100
ValParamRoadType
bool ValParamRoadType(RoadType roadtype)
Validate functions for rail building.
Definition: road.cpp:142
GameSettings::linkgraph
LinkGraphSettings linkgraph
settings for link graph calculations
Definition: settings_type.h:560
DeleteStaleLinks
void DeleteStaleLinks(Station *from)
Check all next hops of cargo packets in this station for existence of a a valid link they may use to ...
Definition: station_cmd.cpp:3652
GetRoadStopDir
static DiagDirection GetRoadStopDir(TileIndex t)
Gets the direction the road stop entrance points towards.
Definition: station_map.h:257
Slope
Slope
Enumeration for the slope-type.
Definition: slope_type.h:48
DiagDirection
DiagDirection
Enumeration for diagonal directions.
Definition: direction_type.h:77
MapSizeY
static uint MapSizeY()
Get the size of the map along the Y.
Definition: map_func.h:82
StationCargoList::AvailableCount
uint AvailableCount() const
Returns sum of cargo still available for loading at the sation.
Definition: cargopacket.h:507
GFX_DOCK_BASE_WATER_PART
static const int GFX_DOCK_BASE_WATER_PART
The offset for the water parts.
Definition: station_map.h:35
TRACK_BIT_ALL
@ TRACK_BIT_ALL
All possible tracks.
Definition: track_type.h:53
FACIL_DOCK
@ FACIL_DOCK
Station with a dock.
Definition: station_type.h:56
OffsetGroundSprite
void OffsetGroundSprite(int x, int y)
Called when a foundation has been drawn for the current tile.
Definition: viewport.cpp:588
FlowStat::AppendShare
void AppendShare(StationID st, uint flow, bool restricted=false)
Add some flow to the end of the shares map.
Definition: station_base.h:70
RailtypeInfo::base_sprites
struct RailtypeInfo::@38 base_sprites
Struct containing the main sprites.
CBM_STATION_AVAIL
@ CBM_STATION_AVAIL
Availability of station in construction window.
Definition: newgrf_callbacks.h:303
SpecializedStation< Station, false >::From
static Station * From(BaseStation *st)
Converts a BaseStation to SpecializedStation with type checking.
Definition: base_station_base.h:248
StationSettings::station_spread
byte station_spread
amount a station may spread
Definition: settings_type.h:526
Station::always_accepted
CargoTypes always_accepted
Bitmask of always accepted cargo types (by houses, HQs, industry tiles when industry doesn't accept c...
Definition: station_base.h:480
ShowStationViewWindow
void ShowStationViewWindow(StationID station)
Opens StationViewWindow for given station.
Definition: station_gui.cpp:2138
date_func.h
IsRailStationTile
static bool IsRailStationTile(TileIndex t)
Is this tile a station tile and a rail station?
Definition: station_map.h:102
CommandCost::AddCost
void AddCost(const Money &cost)
Adds the given cost to the cost of the command.
Definition: command_type.h:62
TruncateCargo
static void TruncateCargo(const CargoSpec *cs, GoodsEntry *ge, uint amount=UINT_MAX)
Truncate the cargo by a specific amount.
Definition: station_cmd.cpp:3447
CBID_STATION_TILE_LAYOUT
@ CBID_STATION_TILE_LAYOUT
Called when building a station to customize the tile layout.
Definition: newgrf_callbacks.h:96
GUISettings::show_track_reservation
bool show_track_reservation
highlight reserved tracks.
Definition: settings_type.h:134
WATER_CLASS_CANAL
@ WATER_CLASS_CANAL
Canal.
Definition: water_map.h:49
StationSpec::disallowed_platforms
byte disallowed_platforms
Bitmask of number of platforms available for the station.
Definition: newgrf_station.h:132
stdafx.h
CheckAllowRemoveRoad
CommandCost CheckAllowRemoveRoad(TileIndex tile, RoadBits remove, Owner owner, RoadTramType rtt, DoCommandFlag flags, bool town_check)
Is it allowed to remove the given road bits from the given tile?
Definition: road_cmd.cpp:266
RoadType
RoadType
The different roadtypes we support.
Definition: road_type.h:22
TileTypeProcs
Set of callback functions for performing tile operations of a given tile type.
Definition: tile_cmd.h:145
StationFinder::GetStations
const StationList * GetStations()
Run a tile loop to find stations around a tile, on demand.
Definition: station_cmd.cpp:3979
SAT_BUILT
@ SAT_BUILT
Trigger tile when built.
Definition: newgrf_animation_type.h:27
BuildStationPart
static CommandCost BuildStationPart(Station **st, DoCommandFlag flags, bool reuse, TileArea area, StationNaming name_class)
Common part of building various station parts and possibly attaching them to an existing one.
Definition: station_cmd.cpp:689
GoodsEntry::link_graph
LinkGraphID link_graph
Link graph this station belongs to.
Definition: station_base.h:257
Station::truck_stops
RoadStop * truck_stops
All the truck stops.
Definition: station_base.h:461
CMD_REMOVE_FROM_RAIL_STATION
@ CMD_REMOVE_FROM_RAIL_STATION
remove a (rectangle of) tiles from a rail station
Definition: command_type.h:190
IndustrySpec
Defines the data structure for constructing industry.
Definition: industrytype.h:107
Station::industry
Industry * industry
NOSAVE: Associated industry for neutral stations. (Rebuilt on load from Industry->st)
Definition: station_base.h:483
OrderBackup::Reset
static void Reset(TileIndex tile=INVALID_TILE, bool from_gui=true)
Reset the OrderBackups from GUI/game logic.
Definition: order_backup.cpp:183
DC_BANKRUPT
@ DC_BANKRUPT
company bankrupts, skip money check, skip vehicle on tile check in some cases
Definition: command_type.h:354
IsValidDockingDirectionForDock
bool IsValidDockingDirectionForDock(TileIndex t, DiagDirection d)
Check if a dock tile can be docked from the given direction.
Definition: station_cmd.cpp:2642
AirportTileIterator
Iterator to iterate over all tiles belonging to an airport.
Definition: station_base.h:530
AirportSpec::IsAvailable
bool IsAvailable() const
Check whether this airport is available to build.
Definition: newgrf_airport.cpp:126
RTSG_OVERLAY
@ RTSG_OVERLAY
Images for overlaying track.
Definition: rail.h:48
viewport_func.h
AxisToDiagDir
static DiagDirection AxisToDiagDir(Axis a)
Converts an Axis to a DiagDirection.
Definition: direction_func.h:232
StationList
std::set< Station *, StationCompare > StationList
List of stations.
Definition: station_type.h:94
TileLoop_Water
void TileLoop_Water(TileIndex tile)
Let a water tile floods its diagonal adjoining tiles called from tunnelbridge_cmd,...
Definition: water_cmd.cpp:1210
bridge_map.h
IsTileType
static bool IsTileType(TileIndex tile, TileType type)
Checks if a tile is a given tiletype.
Definition: tile_map.h:150
GetTrainStopLocation
int GetTrainStopLocation(StationID station_id, TileIndex tile, const Train *v, int *station_ahead, int *station_length)
Get the stop location of (the center) of the front vehicle of a train at a platform of a station.
Definition: train_cmd.cpp:256
FACIL_WAYPOINT
@ FACIL_WAYPOINT
Station is a waypoint.
Definition: station_type.h:57
animated_tile_func.h
CmdRemoveFromRailStation
CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Remove a single tile from a rail station.
Definition: station_cmd.cpp:1662
GetTileOwner
static Owner GetTileOwner(TileIndex tile)
Returns the owner of a tile.
Definition: tile_map.h:178
IsAirport
static bool IsAirport(TileIndex t)
Is this station tile an airport?
Definition: station_map.h:157
AddSortableSpriteToDraw
void AddSortableSpriteToDraw(SpriteID image, PaletteID pal, int x, int y, int w, int h, int dz, int z, bool transparent, int bb_offset_x, int bb_offset_y, int bb_offset_z, const SubSprite *sub)
Draw a (transparent) sprite at given coordinates with a given bounding box.
Definition: viewport.cpp:660
FindJoiningRoadStop
static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
Find a nearby station that joins this road stop.
Definition: station_cmd.cpp:1814
yapf_cache.h
GroundSpritePaletteTransform
static PaletteID GroundSpritePaletteTransform(SpriteID image, PaletteID pal, PaletteID default_pal)
Applies PALETTE_MODIFIER_COLOUR to a palette entry of a ground sprite.
Definition: sprite.h:168
Vehicle::direction
Direction direction
facing
Definition: vehicle_base.h:281
FlowStatMap::AddFlow
void AddFlow(StationID origin, StationID via, uint amount)
Add some flow from "origin", going via "via".
Definition: station_cmd.cpp:4604
OrthogonalTileArea::h
uint16 h
The height of the area.
Definition: tilearea_type.h:19
IsTileForestIndustry
bool IsTileForestIndustry(TileIndex tile)
Check whether the tile is a forest.
Definition: industry_cmd.cpp:962
ApplyPixelFoundationToSlope
static uint ApplyPixelFoundationToSlope(Foundation f, Slope *s)
Applies a foundation to a slope.
Definition: landscape.h:129
DistanceMax
uint DistanceMax(TileIndex t0, TileIndex t1)
Gets the biggest distance component (x or y) between the two given tiles.
Definition: map.cpp:189
AirportSpec::size_x
byte size_x
size of airport in x direction
Definition: newgrf_airport.h:105
MP_TREES
@ MP_TREES
Tile got trees.
Definition: tile_type.h:45
TileIndexDiffC
A pair-construct of a TileIndexDiff.
Definition: map_type.h:57
DrawFoundation
void DrawFoundation(TileInfo *ti, Foundation f)
Draw foundation f at tile ti.
Definition: landscape.cpp:470
MAX_LENGTH_STATION_NAME_CHARS
static const uint MAX_LENGTH_STATION_NAME_CHARS
The maximum length of a station name in characters including '\0'.
Definition: station_type.h:87
SSF_CUSTOM_FOUNDATIONS
@ SSF_CUSTOM_FOUNDATIONS
Draw custom foundations.
Definition: newgrf_station.h:98
LinkGraph::LastCompression
Date LastCompression() const
Get date of last compression.
Definition: linkgraph.h:504
ForAllStationsRadius
void ForAllStationsRadius(TileIndex center, uint radius, Func func)
Call a function on all stations whose sign is within a radius of a center tile.
Definition: station_kdtree.h:29
FlowStat::empty_sharesmap
static const SharesMap empty_sharesmap
Static instance of FlowStat::SharesMap.
Definition: station_base.h:40
ConstructionSettings::road_stop_on_competitor_road
bool road_stop_on_competitor_road
allow building of drive-through road stops on roads owned by competitors
Definition: settings_type.h:316
RemoveFromRailBaseStation
CommandCost RemoveFromRailBaseStation(TileArea ta, std::vector< T * > &affected_stations, DoCommandFlag flags, Money removal_cost, bool keep_rail)
Remove a number of tiles from any rail station within the area.
Definition: station_cmd.cpp:1555
string_func.h
IndustrySpec::enabled
bool enabled
entity still available (by default true).newgrf can disable it, though
Definition: industrytype.h:140
AIRPORT_CLOSED_block
static const uint64 AIRPORT_CLOSED_block
Dummy block for indicating a closed airport.
Definition: airport.h:128
IsStationTileBlocked
bool IsStationTileBlocked(TileIndex tile)
Check whether a rail station tile is NOT traversable.
Definition: newgrf_station.cpp:869
GoodsEntry::GES_CURRENT_MONTH
@ GES_CURRENT_MONTH
Set when cargo was delivered for final delivery this month.
Definition: station_base.h:205
CALLBACK_FAILED
static const uint CALLBACK_FAILED
Different values for Callback result evaluations.
Definition: newgrf_callbacks.h:404
StringID
uint32 StringID
Numeric value that represents a string, independent of the selected language.
Definition: strings_type.h:16
IsDockTile
static bool IsDockTile(TileIndex t)
Is tile t a dock tile?
Definition: station_map.h:295
TRACKDIR_BIT_NONE
@ TRACKDIR_BIT_NONE
No track build.
Definition: track_type.h:102
IsBuoyTile
static bool IsBuoyTile(TileIndex t)
Is tile t a buoy tile?
Definition: station_map.h:316
GetDisallowedRoadDirections
static DisallowedRoadDirections GetDisallowedRoadDirections(TileIndex t)
Gets the disallowed directions.
Definition: road_map.h:301
IsRoadStopTile
static bool IsRoadStopTile(TileIndex t)
Is tile t a road stop station?
Definition: station_map.h:213
Ship
All ships have this type.
Definition: ship.h:26
GetCustomRailSprite
SpriteID GetCustomRailSprite(const RailtypeInfo *rti, TileIndex tile, RailTypeSpriteGroup rtsg, TileContext context, uint *num_results)
Get the sprite to draw for the given tile.
Definition: newgrf_railtype.cpp:102
GoodsEntry
Stores station stats for a single cargo.
Definition: station_base.h:170
_current_company
CompanyID _current_company
Company currently doing an action.
Definition: company_cmd.cpp:47
vehicle_func.h
WC_SELECT_STATION
@ WC_SELECT_STATION
Select station (when joining stations); Window numbers:
Definition: window_type.h:235
station_base.h
SourceType
SourceType
Types of cargo source and destination.
Definition: cargo_type.h:146
Clamp
static T Clamp(const T a, const T min, const T max)
Clamp a value between an interval.
Definition: math_func.hpp:77
DeleteStationIfEmpty
static void DeleteStationIfEmpty(BaseStation *st)
This is called right after a station was deleted.
Definition: station_cmd.cpp:726
PALETTE_CRASH
static const PaletteID PALETTE_CRASH
Recolour sprite greying of crashed vehicles.
Definition: sprites.h:1594
Pool::PoolItem<&_station_pool >::Iterate
static Pool::IterateWrapper< Titem > Iterate(size_t from=0)
Returns an iterable ensemble of all valid Titem.
Definition: pool_type.hpp:378
GRFFilePropsBase::spritegroup
const struct SpriteGroup * spritegroup[Tcnt]
pointer to the different sprites of the entity
Definition: newgrf_commons.h:321
strings_func.h
StationSpec
Station specification.
Definition: newgrf_station.h:117
Vehicle::First
Vehicle * First() const
Get the first vehicle of this vehicle chain.
Definition: vehicle_base.h:605
DeleteWindowById
void DeleteWindowById(WindowClass cls, WindowNumber number, bool force)
Delete a window by its class and window number (if it is open).
Definition: window.cpp:1165
GetWaterClass
static WaterClass GetWaterClass(TileIndex t)
Get the water class at a tile.
Definition: water_map.h:106
CountMapSquareAround
static int CountMapSquareAround(TileIndex tile, CMSAMatcher cmp)
Counts the numbers of tiles matching a specific type in the area around.
Definition: station_cmd.cpp:136
newgrf_roadtype.h
StringParameters
Definition: strings_func.h:60
GoodsEntry::last_age
byte last_age
Age in years (up to 255) of the last vehicle that tried to load this cargo.
Definition: station_base.h:252
TRACK_BIT_LEFT
@ TRACK_BIT_LEFT
Left track.
Definition: track_type.h:44
IsRailWaypoint
static bool IsRailWaypoint(TileIndex t)
Is this station tile a rail waypoint?
Definition: station_map.h:113
LinkGraph::AddNode
NodeID AddNode(const Station *st)
Add a node to the component and create empty edges associated with it.
Definition: linkgraph.cpp:158
LinkGraph::Node::RemoveEdge
void RemoveEdge(NodeID to)
Remove an outgoing edge from this node.
Definition: linkgraph.cpp:226
refresh.h
Pool::PoolItem<&_town_pool >::GetNumItems
static size_t GetNumItems()
Returns number of valid items in the pool.
Definition: pool_type.hpp:359
DeleteAnimatedTile
void DeleteAnimatedTile(TileIndex tile)
Removes the given tile from the animated tile table.
Definition: animated_tile.cpp:26
TileXY
static TileIndex TileXY(uint x, uint y)
Returns the TileIndex of a coordinate.
Definition: map_func.h:163
RoadStop::ClearDriveThrough
void ClearDriveThrough()
Prepare for removal of this stop; update other neighbouring stops if needed.
Definition: roadstop.cpp:130
INVALID_DATE
static const Date INVALID_DATE
Representation of an invalid date.
Definition: date_type.h:110
PerformStationTileSlopeCheck
CommandCost PerformStationTileSlopeCheck(TileIndex north_tile, TileIndex cur_tile, const StationSpec *statspec, Axis axis, byte plat_len, byte numtracks)
Check the slope of a tile of a new station.
Definition: newgrf_station.cpp:653
FACIL_TRAIN
@ FACIL_TRAIN
Station with train station.
Definition: station_type.h:52
TrackedViewportSign::UpdatePosition
void UpdatePosition(int center, int top, StringID str, StringID str_small=STR_NULL)
Update the position of the viewport sign.
Definition: viewport_type.h:64
TryPathReserve
bool TryPathReserve(Train *v, bool mark_as_stuck=false, bool first_tile_okay=false)
Try to reserve a path to a safe position.
Definition: train_cmd.cpp:2681
GetStationLayout
void GetStationLayout(byte *layout, int numtracks, int plat_len, const StationSpec *statspec)
Create the station layout for the given number of tracks and platform length.
Definition: station_cmd.cpp:1112
SpecializedVehicle< RoadVehicle, Type >::From
static RoadVehicle * From(Vehicle *v)
Converts a Vehicle to SpecializedVehicle with type checking.
Definition: vehicle_base.h:1162
GetStationGfx
static StationGfx GetStationGfx(TileIndex t)
Get the station graphics of this tile.
Definition: station_map.h:68
CmdRemoveRoadStop
CommandCost CmdRemoveRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Remove bus or truck stops.
Definition: station_cmd.cpp:2085
GetRailStationAxis
static Axis GetRailStationAxis(TileIndex t)
Get the rail direction of a rail station.
Definition: station_map.h:337
RoadStopType
RoadStopType
Types of RoadStops.
Definition: station_type.h:44
GoodsEntry::flows
FlowStatMap flows
Planned flows through this station.
Definition: station_base.h:259
RailTrackOffset
RailTrackOffset
Offsets for sprites within an overlay/underlay set.
Definition: rail.h:67
OrthogonalTileArea::tile
TileIndex tile
The base tile of the area.
Definition: tilearea_type.h:17
PaletteID
uint32 PaletteID
The number of the palette.
Definition: gfx_type.h:18
LinkGraph::MIN_TIMEOUT_DISTANCE
static const uint MIN_TIMEOUT_DISTANCE
Minimum effective distance for timeout calculation.
Definition: linkgraph.h:441
HasRailCatenaryDrawn
static bool HasRailCatenaryDrawn(RailType rt)
Test if we should draw rail catenary.
Definition: elrail_func.h:30
ConstructionSettings::build_on_slopes
bool build_on_slopes
allow building on slopes
Definition: settings_type.h:308
ROTSG_OVERLAY
@ ROTSG_OVERLAY
Optional: Images for overlaying track.
Definition: road.h:59
InvalidateWindowClassesData
void InvalidateWindowClassesData(WindowClass cls, int data, bool gui_scope)
Mark window data of all windows of a given class as invalid (in need of re-computing) Note that by de...
Definition: window.cpp:3339
RTO_X
@ RTO_X
Piece of rail in X direction.
Definition: rail.h:68
AirportSpec::grf_prop
struct GRFFileProps grf_prop
Properties related to the grf file.
Definition: newgrf_airport.h:118
WID_SV_ACCEPT_RATING_LIST
@ WID_SV_ACCEPT_RATING_LIST
List of accepted cargoes / rating of cargoes.
Definition: station_widget.h:22
OrderList
Shared order list linking together the linked list of orders and the list of vehicles sharing this or...
Definition: order_base.h:250
GetIndustryIndex
static IndustryID GetIndustryIndex(TileIndex t)
Get the industry ID of the given tile.
Definition: industry_map.h:63
CMD_REMOVE_ROAD_STOP
@ CMD_REMOVE_ROAD_STOP
remove a road stop
Definition: command_type.h:198
MarkTileDirtyByTile
void MarkTileDirtyByTile(TileIndex tile, int bridge_level_offset, int tile_height_override)
Mark a tile given by its index dirty for repaint.
Definition: viewport.cpp:1985
TRANSPORT_WATER
@ TRANSPORT_WATER
Transport over water.
Definition: transport_type.h:29
Vehicle::NextShared
Vehicle * NextShared() const
Get the next vehicle of the shared vehicle chain.
Definition: vehicle_base.h:674
OWNER_NONE
@ OWNER_NONE
The tile has no ownership.
Definition: company_type.h:25
FOUNDATION_LEVELED
@ FOUNDATION_LEVELED
The tile is leveled up to a flat slope.
Definition: slope_type.h:95
CompanyInfrastructure::rail
uint32 rail[RAILTYPE_END]
Count of company owned track bits for each rail type.
Definition: company_base.h:33
Station::UpdateVirtCoord
void UpdateVirtCoord() override
Update the virtual coords needed to draw the station sign.
Definition: station_cmd.cpp:413
MakeRoadNormal
static void MakeRoadNormal(TileIndex t, RoadBits bits, RoadType road_rt, RoadType tram_rt, TownID town, Owner road, Owner tram)
Make a normal road tile.
Definition: road_map.h:635
TileDiffXY
static TileIndexDiff TileDiffXY(int x, int y)
Calculates an offset for the given coordinate(-offset).
Definition: map_func.h:179
GetRailType
static RailType GetRailType(TileIndex t)
Gets the rail type of the given tile.
Definition: rail_map.h:115
WC_VEHICLE_DEPOT
@ WC_VEHICLE_DEPOT
Depot view; Window numbers:
Definition: window_type.h:344
CargoSpec::classes
uint16 classes
Classes of this cargo type.
Definition: cargotype.h:78
MP_STATION
@ MP_STATION
A tile of a station.
Definition: tile_type.h:46
IndustrySpec::grf_prop
GRFFileProps grf_prop
properties related to the grf file
Definition: industrytype.h:141
NUM_CARGO
@ NUM_CARGO
Maximal number of cargo types in a game.
Definition: cargo_type.h:64
GoodsEntry::GES_ACCEPTANCE
@ GES_ACCEPTANCE
Set when the station accepts the cargo currently for final deliveries.
Definition: station_base.h:177
GetStationIndex
static StationID GetStationIndex(TileIndex t)
Get StationID from a tile.
Definition: station_map.h:28
SpecializedStation< Station, false >::GetByTile
static Station * GetByTile(TileIndex tile)
Get the station belonging to a specific tile.
Definition: base_station_base.h:238
waypoint_base.h
GoodsEntry::time_since_pickup
byte time_since_pickup
Number of rating-intervals (up to 255) since the last vehicle tried to load this cargo.
Definition: station_base.h:233
StationClassID
StationClassID
Definition: newgrf_station.h:83
BaseStation::cached_name
std::string cached_name
NOSAVE: Cache of the resolved name of the station, if not using a custom name.
Definition: base_station_base.h:59
TrackedViewportSign::kdtree_valid
bool kdtree_valid
Are the sign data valid for use with the _viewport_sign_kdtree?
Definition: viewport_type.h:58
ROAD_Y
@ ROAD_Y
Full road along the y-axis (north-west + south-east)
Definition: road_type.h:57
ForAllStationsAroundTiles
void ForAllStationsAroundTiles(const TileArea &ta, Func func)
Call a function on all stations that have any part of the requested area within their catchment.
Definition: station_base.h:569
FindVehicleOnPos
void FindVehicleOnPos(TileIndex tile, void *data, VehicleFromPosProc *proc)
Find a vehicle from a specific location.
Definition: vehicle.cpp:498
UpdateCompanyRoadInfrastructure
void UpdateCompanyRoadInfrastructure(RoadType rt, Owner o, int count)
Update road infrastructure counts for a company.
Definition: road_cmd.cpp:194
RTO_Y
@ RTO_Y
Piece of rail in Y direction.
Definition: rail.h:69
Pool::PoolItem<&_station_pool >::CanAllocateItem
static bool CanAllocateItem(size_t n=1)
Helper functions so we can use PoolItem::Function() instead of _poolitem_pool.Function()
Definition: pool_type.hpp:299
FlowStat::GetVia
StationID GetVia() const
Get a station a package can be routed to.
Definition: station_base.h:134
DIAGDIR_BEGIN
@ DIAGDIR_BEGIN
Used for iterations.
Definition: direction_type.h:78
GetRoadTypeInfo
static const RoadTypeInfo * GetRoadTypeInfo(RoadType roadtype)
Returns a pointer to the Roadtype information for a given roadtype.
Definition: road.h:224
MakeRoadStop
static void MakeRoadStop(TileIndex t, Owner o, StationID sid, RoadStopType rst, RoadType road_rt, RoadType tram_rt, DiagDirection d)
Make the given tile a roadstop tile.
Definition: station_map.h:590
NewGRFClass::name
StringID name
Name of this class.
Definition: newgrf_class.h:39
GetAcceptanceAroundTiles
CargoArray GetAcceptanceAroundTiles(TileIndex tile, int w, int h, int rad, CargoTypes *always_accepted)
Get the acceptance of cargoes around the tile in 1/8.
Definition: station_cmd.cpp:545
RemoveRoadStop
static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags)
Remove a bus station/truck stop.
Definition: station_cmd.cpp:1984
Station::catchment_tiles
BitmapTileArea catchment_tiles
NOSAVE: Set of individual tiles covered by catchment area.
Definition: station_base.h:470
LinkGraph::Merge
void Merge(LinkGraph *other)
Merge a link graph with another one.
Definition: linkgraph.cpp:85
TileDesc::str
StringID str
Description of the tile.
Definition: tile_cmd.h:52
GetTranslatedAirportTileID
StationGfx GetTranslatedAirportTileID(StationGfx gfx)
Do airporttile gfx ID translation for NewGRFs.
Definition: newgrf_airporttiles.cpp:95
DC_AUTO
@ DC_AUTO
don't allow building on structures
Definition: command_type.h:349
BaseStation::xy
TileIndex xy
Base tile of the station.
Definition: base_station_base.h:53
AddTrackToSignalBuffer
void AddTrackToSignalBuffer(TileIndex tile, Track track, Owner owner)
Add track to signal update buffer.
Definition: signal.cpp:580
GetTileMaxPixelZ
static int GetTileMaxPixelZ(TileIndex tile)
Get top height of the tile.
Definition: tile_map.h:304
RailtypeInfo::strings
struct RailtypeInfo::@41 strings
Strings associated with the rail type.
BaseStation
Base class for all station-ish types.
Definition: base_station_base.h:52
HasStationInUse
bool HasStationInUse(StationID station, bool include_company, CompanyID company)
Tests whether the company's vehicles have this station in orders.
Definition: station_cmd.cpp:2485
AnimationInfo::triggers
uint16 triggers
The triggers that trigger animation.
Definition: newgrf_animation_type.h:22
SpecializedVehicle< RoadVehicle, Type >::Iterate
static Pool::IterateWrapper< RoadVehicle > Iterate(size_t from=0)
Returns an iterable ensemble of all valid vehicles of type T.
Definition: vehicle_base.h:1231
BaseStation::delete_ctr
byte delete_ctr
Delete counter. If greater than 0 then it is decremented until it reaches 0; the waypoint is then is ...
Definition: base_station_base.h:55
IndustrySpec::life_type
IndustryLifeType life_type
This is also known as Industry production flag, in newgrf specs.
Definition: industrytype.h:123
Order::ShouldStopAtStation
bool ShouldStopAtStation(const Vehicle *v, StationID station) const
Check whether the given vehicle should stop at the given station based on this order and the non-stop...
Definition: order_cmd.cpp:2229
TileArea
OrthogonalTileArea TileArea
Shorthand for the much more common orthogonal tile area.
Definition: tilearea_type.h:96
StationSettings::distant_join_stations
bool distant_join_stations
allow to join non-adjacent stations
Definition: settings_type.h:524
error
void CDECL error(const char *s,...)
Error handling for fatal non-user errors.
Definition: openttd.cpp:129
CmdBuildDock
CommandCost CmdBuildDock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Build a dock/haven.
Definition: station_cmd.cpp:2517
AddNewsItem
void AddNewsItem(StringID string, NewsType type, NewsFlag flags, NewsReferenceType reftype1=NR_NONE, uint32 ref1=UINT32_MAX, NewsReferenceType reftype2=NR_NONE, uint32 ref2=UINT32_MAX, void *free_data=nullptr)
Add a new newsitem to be shown.
Definition: news_gui.cpp:789
BaseStation::speclist
StationSpecList * speclist
List of station specs of this station.
Definition: base_station_base.h:66
Airport::GetNumHangars
uint GetNumHangars() const
Get the number of hangars on this airport.
Definition: station_base.h:410
TrackBits
TrackBits
Bitfield corresponding to Track.
Definition: track_type.h:38
DrawTileSprites::seq
const DrawTileSeqStruct * seq
Array of child sprites. Terminated with a terminator entry.
Definition: sprite.h:60
StationSettings::adjacent_stations
bool adjacent_stations
allow stations to be built directly adjacent to other stations
Definition: settings_type.h:523
AnimationInfo::status
uint8 status
Status; 0: no looping, 1: looping, 0xFF: no animation.
Definition: newgrf_animation_type.h:20
SetBit
static T SetBit(T &x, const uint8 y)
Set a bit in a variable.
Definition: bitmath_func.hpp:121
Town
Town data structure.
Definition: town.h:50
lengthof
#define lengthof(x)
Return the length of an fixed size array.
Definition: stdafx.h:367
TileDesc::rail_speed
uint16 rail_speed
Speed limit of rail (bridges and track)
Definition: tile_cmd.h:64
StationSpec::grf_prop
GRFFilePropsBase< NUM_CARGO+3 > grf_prop
Properties related the the grf file.
Definition: newgrf_station.h:124
LinkRefresher::Run
static void Run(Vehicle *v, bool allow_merge=true, bool is_full_loading=false)
Refresh all links the given vehicle will visit.
Definition: refresh.cpp:26
NewGRFClass::Get
static NewGRFClass * Get(Tid cls_id)
Get a particular class.
Definition: newgrf_class_func.h:103
CargoPacket
Container for cargo from the same location and time.
Definition: cargopacket.h:42
RoadTypeInfo::max_speed
uint16 max_speed
Maximum speed for vehicles travelling on this road type.
Definition: road.h:139
IsDock
static bool IsDock(TileIndex t)
Is tile t a dock tile?
Definition: station_map.h:285
random_func.hpp
SpecializedStation< Station, false >::GetIfValid
static Station * GetIfValid(size_t index)
Returns station if the index is a valid index for this station type.
Definition: base_station_base.h:228
newgrf_canal.h
TILE_HEIGHT
static const uint TILE_HEIGHT
Height of a height level in world coordinate AND in pixels in #ZOOM_LVL_BASE.
Definition: tile_type.h:16
OverflowSafeInt< int64, INT64_MAX, INT64_MIN >
Airport::type
byte type
Type of this airport,.
Definition: station_base.h:309
IsOilRig
static bool IsOilRig(TileIndex t)
Is tile t part of an oilrig?
Definition: station_map.h:274
NF_SMALL
@ NF_SMALL
Small news item. (Information window with text and viewport)
Definition: news_type.h:77
CargoID
byte CargoID
Cargo slots to indicate a cargo type within a game.
Definition: cargo_type.h:20
GetCustomStationFoundationRelocation
SpriteID GetCustomStationFoundationRelocation(const StationSpec *statspec, BaseStation *st, TileIndex tile, uint layout, uint edge_info)
Resolve the sprites for custom station foundations.
Definition: newgrf_station.cpp:624
IsPlainRailTile
static bool IsPlainRailTile(TileIndex t)
Checks whether the tile is a rail tile or rail tile with signals.
Definition: rail_map.h:60
DrawRailCatenary
void DrawRailCatenary(const TileInfo *ti)
Draws overhead wires and pylons for electric railways.
Definition: elrail.cpp:563
GetAcceptanceMask
static CargoTypes GetAcceptanceMask(const Station *st)
Get a mask of the cargo types that the station accepts.
Definition: station_cmd.cpp:475
RoadBuildCost
static Money RoadBuildCost(RoadType roadtype)
Returns the cost of building the specified roadtype.
Definition: road.h:249
NT_ACCEPTANCE
@ NT_ACCEPTANCE
A type of cargo is (no longer) accepted.
Definition: news_type.h:34
HasPowerOnRoad
static bool HasPowerOnRoad(RoadType enginetype, RoadType tiletype)
Checks if an engine of the given RoadType got power on a tile with a given RoadType.
Definition: road.h:239
INVALID_TILE
static const TileIndex INVALID_TILE
The very nice invalid tile marker.
Definition: tile_type.h:83
IsNormalRoadTile
static bool IsNormalRoadTile(TileIndex t)
Return whether a tile is a normal road tile.
Definition: road_map.h:73
NEW_AIRPORTTILE_OFFSET
static const uint NEW_AIRPORTTILE_OFFSET
offset of first newgrf airport tile
Definition: airport.h:24
Axis
Axis
Allow incrementing of DiagDirDiff variables.
Definition: direction_type.h:123
NewGRFSpriteLayout::GetLayout
const DrawTileSeqStruct * GetLayout(PalSpriteID *ground) const
Returns the result spritelayout after preprocessing.
Definition: newgrf_commons.h:163
MakeRailStation
static void MakeRailStation(TileIndex t, Owner o, StationID sid, Axis a, byte section, RailType rt)
Make the given tile a rail station tile.
Definition: station_map.h:557
VETSB_ENTERED_STATION
@ VETSB_ENTERED_STATION
The vehicle entered a station.
Definition: tile_cmd.h:35
Vehicle::cargo_type
CargoID cargo_type
type of cargo this vehicle is carrying
Definition: vehicle_base.h:314
GoodsEntry::max_waiting_cargo
uint max_waiting_cargo
Max cargo from this station waiting at any station.
Definition: station_base.h:260
OrthogonalTileArea::Expand
OrthogonalTileArea & Expand(int rad)
Expand a tile area by rad tiles in each direction, keeping within map bounds.
Definition: tilearea.cpp:123
StationCargoList::Append
void Append(CargoPacket *cp, StationID next)
Appends the given cargo packet to the range of packets with the same next station.
Definition: cargopacket.cpp:690
WC_TOWN_VIEW
@ WC_TOWN_VIEW
Town view; Window numbers:
Definition: window_type.h:326
GetRoadOwner
static Owner GetRoadOwner(TileIndex t, RoadTramType rtt)
Get the owner of a specific road type.
Definition: road_map.h:233
TileDesc::owner_type
StringID owner_type[4]
Type of each owner.
Definition: tile_cmd.h:54
ReverseTrackdir
static Trackdir ReverseTrackdir(Trackdir trackdir)
Maps a trackdir to the reverse trackdir.
Definition: track_func.h:255
Station::bus_stops
RoadStop * bus_stops
All the road stops.
Definition: station_base.h:459
RVS_IN_DT_ROAD_STOP
@ RVS_IN_DT_ROAD_STOP
The vehicle is in a drive-through road stop.
Definition: roadveh.h:47
ROAD_STOP_TRACKBIT_FACTOR
static const uint ROAD_STOP_TRACKBIT_FACTOR
Multiplier for how many regular track bits a bay stop counts.
Definition: economy_type.h:228
SetTileOwner
static void SetTileOwner(TileIndex tile, Owner owner)
Sets the owner of a tile.
Definition: tile_map.h:198
LinkGraphSchedule::Unqueue
void Unqueue(LinkGraph *lg)
Remove a link graph from the execution queue.
Definition: linkgraphschedule.h:77
PalSpriteID::pal
PaletteID pal
The palette (use PAL_NONE) if not needed)
Definition: gfx_type.h:24
BaseStation::IsInUse
bool IsInUse() const
Check whether the base station currently is in use; in use means that it is not scheduled for deletio...
Definition: base_station_base.h:166
TRACK_BIT_Y
@ TRACK_BIT_Y
Y-axis track.
Definition: track_type.h:41
TileInfo::tile
TileIndex tile
Tile index.
Definition: tile_cmd.h:46
IsReversingRoadTrackdir
static bool IsReversingRoadTrackdir(Trackdir dir)
Checks whether the trackdir means that we are reversing.
Definition: track_func.h:681
GameSettings::construction
ConstructionSettings construction
construction of things in-game
Definition: settings_type.h:551
FlowStat::shares
SharesMap shares
Shares of flow to be sent via specified station (or consumed locally).
Definition: station_base.h:147
ErrorUnknownCallbackResult
void ErrorUnknownCallbackResult(uint32 grfid, uint16 cbid, uint16 cb_res)
Record that a NewGRF returned an unknown/invalid callback result.
Definition: newgrf_commons.cpp:516
Trackdir
Trackdir
Enumeration for tracks and directions.
Definition: track_type.h:70
GetIndustrySpec
const IndustrySpec * GetIndustrySpec(IndustryType thistype)
Accessor for array _industry_specs.
Definition: industry_cmd.cpp:121
AirportSpec::nof_depots
byte nof_depots
the number of hangar tiles in this airport
Definition: newgrf_airport.h:104
WID_SV_CLOSE_AIRPORT
@ WID_SV_CLOSE_AIRPORT
'Close airport' button.
Definition: station_widget.h:26
StationSpec::callback_mask
byte callback_mask
Bitmask of station callbacks that have to be called.
Definition: newgrf_station.h:158
OrderSettings::selectgoods
bool selectgoods
only send the goods to station if a train has been there
Definition: settings_type.h:443
CmdOpenCloseAirport
CommandCost CmdOpenCloseAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Open/close an airport to incoming aircraft.
Definition: station_cmd.cpp:2462
VEH_TRAIN
@ VEH_TRAIN
Train vehicle type.
Definition: vehicle_type.h:24
IndustrySpec::name
StringID name
Displayed name of the industry.
Definition: industrytype.h:127
Pool::PoolItem<&_link_graph_pool >::IsValidID
static bool IsValidID(size_t index)
Tests whether given index can be used to get valid (non-nullptr) Titem.
Definition: pool_type.hpp:318
StationSpec::disallowed_lengths
byte disallowed_lengths
Bitmask of platform lengths available for the station.
Definition: newgrf_station.h:137
RoadStop
A Stop for a Road Vehicle.
Definition: roadstop_base.h:22
BaseVehicle::type
VehicleType type
Type of vehicle.
Definition: vehicle_type.h:52
WATER_CLASS_SEA
@ WATER_CLASS_SEA
Sea.
Definition: water_map.h:48
GetAirportNoiseLevelForDistance
uint8 GetAirportNoiseLevelForDistance(const AirportSpec *as, uint distance)
Get a possible noise reduction factor based on distance from town center.
Definition: station_cmd.cpp:2154
BaseStation::UpdateVirtCoord
virtual void UpdateVirtCoord()=0
Update the coordinated of the sign (as shown in the viewport).
GRFFilePropsBase::grffile
const struct GRFFile * grffile
grf file that introduced this entity
Definition: newgrf_commons.h:320
FACIL_AIRPORT
@ FACIL_AIRPORT
Station with an airport.
Definition: station_type.h:55
TileDesc::tramtype
StringID tramtype
Type of tram on the tile.
Definition: tile_cmd.h:67
IsWater
static bool IsWater(TileIndex t)
Is it a plain water tile?
Definition: water_map.h:141
CBM_STATION_SPRITE_LAYOUT
@ CBM_STATION_SPRITE_LAYOUT
Use callback to select a sprite layout to use.
Definition: newgrf_callbacks.h:304
AirportTileSpec::name
StringID name
Tile Subname string, land information on this tile will give you "AirportName (TileSubname)".
Definition: newgrf_airporttiles.h:68
WatchedCargoCallback
void WatchedCargoCallback(TileIndex tile, CargoTypes trigger_cargoes)
Run watched cargo accepted callback for a house.
Definition: newgrf_house.cpp:651
CanRemoveRoadWithStop
static bool CanRemoveRoadWithStop(TileIndex tile, DoCommandFlag flags)
Check if a drive-through road stop tile can be cleared.
Definition: station_cmd.cpp:4268
Swap
static void Swap(T &a, T &b)
Type safe swap operation.
Definition: math_func.hpp:215
Airport::psa
PersistentStorage * psa
Persistent storage for NewGRF airports.
Definition: station_base.h:313
Track
Track
These are used to specify a single track.
Definition: track_type.h:19
Airport::GetSpec
const AirportSpec * GetSpec() const
Get the AirportSpec that from the airport type of this airport.
Definition: station_base.h:320
MakeDock
static void MakeDock(TileIndex t, Owner o, StationID sid, DiagDirection d, WaterClass wc)
Make the given tile a dock tile.
Definition: station_map.h:653
order_backup.h
AirportSpec::table
const AirportTileTable *const * table
list of the tiles composing the airport
Definition: newgrf_airport.h:100
CT_INVALID
@ CT_INVALID
Invalid cargo type.
Definition: cargo_type.h:68
IsCargoInClass
static bool IsCargoInClass(CargoID c, CargoClass cc)
Does cargo c have cargo class cc?
Definition: cargotype.h:148
SetAnimationFrame
static void SetAnimationFrame(TileIndex t, byte frame)
Set a new animation frame.
Definition: tile_map.h:262
AirportTileSpec::Get
static const AirportTileSpec * Get(StationGfx gfx)
Retrieve airport tile spec for the given airport tile.
Definition: newgrf_airporttiles.cpp:36
ShowDepotWindow
void ShowDepotWindow(TileIndex tile, VehicleType type)
Opens a depot window.
Definition: depot_gui.cpp:1102
DIAGDIR_NE
@ DIAGDIR_NE
Northeast, upper right on your monitor.
Definition: direction_type.h:79
VEH_SHIP
@ VEH_SHIP
Ship vehicle type.
Definition: vehicle_type.h:26
WID_SV_SHIPS
@ WID_SV_SHIPS
List of scheduled ships button.
Definition: station_widget.h:29
RemapCoords2
static Point RemapCoords2(int x, int y)
Map 3D world or tile coordinate to equivalent 2D coordinate as used in the viewports and smallmap.
Definition: landscape.h:98
Station::GetTileArea
void GetTileArea(TileArea *ta, StationType type) const override
Get the tile area for a given station type.
Definition: station_cmd.cpp:382
Company
Definition: company_base.h:110
CMSAMatcher
bool(* CMSAMatcher)(TileIndex tile)
Function to check whether the given tile matches some criterion.
Definition: station_cmd.cpp:128
AirportFTAClass::AIRPLANES
@ AIRPLANES
Can planes land on this airport type?
Definition: airport.h:147
SpecializedVehicle::Last
T * Last()
Get the last vehicle in the chain.
Definition: vehicle_base.h:1065
CC_MAIL
@ CC_MAIL
Mail.
Definition: cargotype.h:40
Town::exclusivity
CompanyID exclusivity
which company has exclusivity
Definition: town.h:71
AirportTileSpec::grf_prop
GRFFileProps grf_prop
properties related the the grf file
Definition: newgrf_airporttiles.h:72
UpdateAllStationVirtCoords
void UpdateAllStationVirtCoords()
Update the virtual coords needed to draw the station sign for all stations.
Definition: station_cmd.cpp:447
OWNER_WATER
@ OWNER_WATER
The tile/execution is done by "water".
Definition: company_type.h:26
Town::exclusive_counter
uint8 exclusive_counter
months till the exclusivity expires
Definition: town.h:72
BaseStation::build_date
Date build_date
Date of construction.
Definition: base_station_base.h:68
lastof
#define lastof(x)
Get the last element of an fixed size array.
Definition: stdafx.h:383
WC_STATION_LIST
@ WC_STATION_LIST
Station list; Window numbers:
Definition: window_type.h:295
Order::next
Order * next
Pointer to next order. If nullptr, end of list.
Definition: order_base.h:49
ShowWaypointWindow
void ShowWaypointWindow(const Waypoint *wp)
Show the window for the given waypoint.
Definition: waypoint_gui.cpp:180
Order
Definition: order_base.h:32
CBID_STATION_SPRITE_LAYOUT
@ CBID_STATION_SPRITE_LAYOUT
Choose a sprite layout to draw, instead of the standard 0-7 range.
Definition: newgrf_callbacks.h:42
WID_SV_TRAINS
@ WID_SV_TRAINS
List of scheduled trains button.
Definition: station_widget.h:27
GetClosestDeletedStation
static Station * GetClosestDeletedStation(TileIndex tile)
Find the closest deleted station of the current company.
Definition: station_cmd.cpp:359
newgrf_cargo.h
FindJoiningStation
static CommandCost FindJoiningStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
Find a nearby station that joins this station.
Definition: station_cmd.cpp:1193
GoodsEntry::GES_RATING
@ GES_RATING
This indicates whether a cargo has a rating at the station.
Definition: station_base.h:187
GoodsEntry::HasVehicleEverTriedLoading
bool HasVehicleEverTriedLoading() const
Reports whether a vehicle has ever tried to load the cargo at this station.
Definition: station_base.h:267
StationCargoList::Truncate
uint Truncate(uint max_move=UINT_MAX, StationCargoAmountMap *cargo_per_source=nullptr)
Truncates where each destination loses roughly the same percentage of its cargo.
Definition: cargopacket.cpp:769
FOR_EACH_SET_BIT
#define FOR_EACH_SET_BIT(bitpos_var, bitset_value)
Do an operation for each set set bit in a value.
Definition: bitmath_func.hpp:361
Station::ship_station
TileArea ship_station
Tile area the ship 'station' part covers.
Definition: station_base.h:465
RailtypeInfo::GetRailtypeSpriteOffset
uint GetRailtypeSpriteOffset() const
Offset between the current railtype and normal rail.
Definition: rail.h:292
FlowStat::ChangeShare
void ChangeShare(StationID st, int flow)
Change share for specified station.
Definition: station_cmd.cpp:4467
VehicleEnterTileStatus
VehicleEnterTileStatus
The returned bits of VehicleEnterTile.
Definition: tile_cmd.h:20
CMD_LANDSCAPE_CLEAR
@ CMD_LANDSCAPE_CLEAR
demolish a tile
Definition: command_type.h:180
GetGRFConfig
GRFConfig * GetGRFConfig(uint32 grfid, uint32 mask)
Retrieve a NewGRF from the current config by its grfid.
Definition: newgrf_config.cpp:828
FLYING
@ FLYING
Vehicle is flying in the air.
Definition: airport.h:75
OWNER_TOWN
@ OWNER_TOWN
A town owns the tile, or a town is expanding.
Definition: company_type.h:24
FindFirstBit
uint8 FindFirstBit(uint32 x)
Search the first set bit in a 32 bit variable.
Definition: bitmath_func.cpp:37
FindDockLandPart
static TileIndex FindDockLandPart(TileIndex t)
Find the part of a dock that is land-based.
Definition: station_cmd.cpp:2663
newgrf_railtype.h
ConstructionSettings::road_stop_on_town_road
bool road_stop_on_town_road
allow building of drive-through road stops on town owned roads
Definition: settings_type.h:315
FlowStatMap::GetFlowFromVia
uint GetFlowFromVia(StationID from, StationID via) const
Get the flow from a specific station via a specific other station.
Definition: station_cmd.cpp:4749
Vehicle::GetOrderStationLocation
virtual TileIndex GetOrderStationLocation(StationID station)
Determine the location for the station where the vehicle goes to next.
Definition: vehicle_base.h:751
DrawGroundSprite
void DrawGroundSprite(SpriteID image, PaletteID pal, const SubSprite *sub, int extra_offs_x, int extra_offs_y)
Draws a ground sprite for the current tile.
Definition: viewport.cpp:576
AT_OILRIG
@ AT_OILRIG
Oilrig airport.
Definition: airport.h:38
StationNameInformation
Information to handle station action 0 property 24 correctly.
Definition: station_cmd.cpp:209
RVSB_ROAD_STOP_TRACKDIR_MASK
@ RVSB_ROAD_STOP_TRACKDIR_MASK
Only bits 0 and 3 are used to encode the trackdir for road stops.
Definition: roadveh.h:58
ClientSettings::gui
GUISettings gui
settings related to the GUI
Definition: settings_type.h:567
station_widget.h
debug.h
GetTrainForReservation
Train * GetTrainForReservation(TileIndex tile, Track track)
Find the train which has reserved a specific path.
Definition: pbs.cpp:331
Vehicle::refit_cap
uint16 refit_cap
Capacity left over from before last refit.
Definition: vehicle_base.h:317
MayHaveRoad
static bool MayHaveRoad(TileIndex t)
Test whether a tile can have road/tram types.
Definition: road_map.h:32
GetInclinedSlopeDirection
static DiagDirection GetInclinedSlopeDirection(Slope s)
Returns the direction of an inclined slope.
Definition: slope_func.h:239
GRFConfig::GetName
const char * GetName() const
Get the name of this grf.
Definition: newgrf_config.cpp:104
GoodsEntry::GES_LAST_MONTH
@ GES_LAST_MONTH
Set when cargo was delivered for final delivery last month.
Definition: station_base.h:199
UpdateStationAcceptance
void UpdateStationAcceptance(Station *st, bool show_msg)
Update the acceptance for a station.
Definition: station_cmd.cpp:585
IsHangarTile
static bool IsHangarTile(TileIndex t)
Is tile t an hangar tile?
Definition: station_map.h:326
AirportTileSpec::animation
AnimationInfo animation
Information about the animation.
Definition: newgrf_airporttiles.h:67
news_func.h
CmdBuildRoadStop
CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Build a bus or truck stop.
Definition: station_cmd.cpp:1835
IsBridgeAbove
static bool IsBridgeAbove(TileIndex t)
checks if a bridge is set above the ground of this tile
Definition: bridge_map.h:45
AddAnimatedTile
void AddAnimatedTile(TileIndex tile)
Add the given tile to the animated tile table (if it does not exist on that table yet).
Definition: animated_tile.cpp:41
roadveh.h
INVALID_RAILTYPE
@ INVALID_RAILTYPE
Flag for invalid railtype.
Definition: rail_type.h:34
AllocaM
#define AllocaM(T, num_elements)
alloca() has to be called in the parent function, so define AllocaM() as a macro
Definition: alloc_func.hpp:132
TileDesc::road_speed
uint16 road_speed
Speed limit of road (bridges and track)
Definition: tile_cmd.h:66
AXIS_X
@ AXIS_X
The X axis.
Definition: direction_type.h:124
INDUSTRYLIFE_EXTRACTIVE
@ INDUSTRYLIFE_EXTRACTIVE
Like mines.
Definition: industrytype.h:30