OpenTTD Source: src/station_cmd.cpp Source File

OpenTTD Source 1.11.0-RC1

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 */
27 #include "pathfinder/yapf/yapf_cache.h"
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"
55 #include "linkgraph/linkgraph_base.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
77 bool IsHangar(TileIndex t)
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
136 static int CountMapSquareAround(TileIndex tile, CMSAMatcher cmp)
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 &&
169 (CargoSpec::Get(ind->produced_cargo[i])->classes & (CC_LIQUID | CC_PASSENGERS | CC_MAIL)) == 0) {
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
209 struct StationNameInformation {
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 */
225 StationNameInformation *sni = (StationNameInformation*)user_data;
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 ||
323 CountMapSquareAround(tile, IsTileForestIndustry) >= 2)
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
359 static Station *GetClosestDeletedStation(TileIndex tile)
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
382 void Station::GetTileArea(TileArea *ta, StationType type) const
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
413 void Station::UpdateVirtCoord()
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
428 SetWindowDirty(WC_STATION_VIEW, this->index);
429 }
430
435 void Station::MoveSign(TileIndex new_xy)
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
447 void UpdateAllStationVirtCoords()
448 {
449 for (BaseStation *st : BaseStation::Iterate()) {
450 st->UpdateVirtCoord();
451 }
452 }
453
454 void BaseStation::FillCachedName() const
455 {
456 char buf[MAX_LENGTH_STATION_NAME_CHARS * MAX_CHAR_LENGTH];
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);
496 AddNewsItem(msg, NT_ACCEPTANCE, NF_INCOLOUR | NF_SMALL, NR_STATION, 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
572 BitmapTileIterator it(st->catchment_tiles);
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);
609 if (LinkGraph::IsValidID(ge.link_graph)) {
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 */
658 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ACCEPT_RATING_LIST);
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) {
696 return_cmd_error(CMD_ERROR);
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
712 if (Company::IsValidID(_current_company)) {
713 SetBit((*st)->town->have_ratings, _current_company);
714 }
715 }
716 }
717 return CommandCost();
718 }
719
726 static void DeleteStationIfEmpty(BaseStation *st)
727 {
728 if (!st->IsInUse()) {
729 st->delete_ctr = 0;
730 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
731 }
732 /* station remains but it probably lost some parts - station sign should stay in the station boundaries */
733 UpdateStationSignCoord(st);
734 }
735
741 void Station::AfterStationTileSetChange(bool adding, StationType type)
742 {
743 this->UpdateVirtCoord();
744 this->RecomputeCatchment();
745 DirtyCompanyInfrastructureWindows(this->owner);
746 if (adding) InvalidateWindowData(WC_STATION_LIST, this->owner, 0);
747
748 switch (type) {
749 case STATION_RAIL:
750 SetWindowWidgetDirty(WC_STATION_VIEW, this->index, WID_SV_TRAINS);
751 break;
752 case STATION_AIRPORT:
753 break;
754 case STATION_TRUCK:
755 case STATION_BUS:
756 SetWindowWidgetDirty(WC_STATION_VIEW, this->index, WID_SV_ROADVEHS);
757 break;
758 case STATION_DOCK:
759 SetWindowWidgetDirty(WC_STATION_VIEW, this->index, WID_SV_SHIPS);
760 break;
761 default: NOT_REACHED();
762 }
763
764 if (adding) {
765 UpdateStationAcceptance(this, false);
766 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
767 } else {
768 DeleteStationIfEmpty(this);
769 }
770
771 }
772
773 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags);
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
790 CommandCost ret = EnsureNoVehicleOnGround(tile);
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)) ||
801 ((!_settings_game.construction.build_on_slopes) && tileh != SLOPE_FLAT)) {
802 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
803 }
804
805 CommandCost cost(EXPENSES_CONSTRUCTION);
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
834 static CommandCost CheckFlatLandAirport(AirportTileTableIterator tile_iter, DoCommandFlag flags)
835 {
836 CommandCost cost(EXPENSES_CONSTRUCTION);
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 {
868 CommandCost cost(EXPENSES_CONSTRUCTION);
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 {
954 CommandCost cost(EXPENSES_CONSTRUCTION);
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) &&
1033 (!_settings_game.construction.road_stop_on_competitor_road ||
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
1067 CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta, Axis axis)
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. */
1079 if (new_ta.w > _settings_game.station.station_spread || new_ta.h > _settings_game.station.station_spread) {
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
1153 if (_settings_game.station.adjacent_stations) {
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
1216 static void FreeTrainReservation(Train *v)
1217 {
1218 FreeTrainTrackReservation(v);
1219 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
1220 v = v->Last();
1221 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), false);
1222 }
1223
1228 static void RestoreTrainReservation(Train *v)
1229 {
1230 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
1231 TryPathReserve(v, true, true);
1232 v = v->Last();
1233 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
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
1292 if (h_org > _settings_game.station.station_spread || w_org > _settings_game.station.station_spread) return CMD_ERROR;
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. */
1373 Train *v = GetTrainForReservation(tile, AxisToTrack(GetRailStationAxis(tile)));
1374 if (v != nullptr) {
1375 affected_vehicles.push_back(v);
1376 FreeTrainReservation(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 {
1410 ErrorUnknownCallbackResult(statspec->grf_prop.grffile->grfid, CBID_STATION_TILE_LAYOUT, callback);
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. */
1563 CommandCost error;
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 */
1571 CommandCost ret = EnsureNoVehicleOnGround(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--;
1614 DirtyCompanyInfrastructureWindows(owner);
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;
1641 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
1642 st->UpdateVirtCoord();
1643 DeleteStationIfEmpty(st);
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
1676 if (st->train_station.tile == INVALID_TILE) SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
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>
1717 CommandCost RemoveRailStation(T *st, DoCommandFlag flags, Money removal_cost)
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
1730 CommandCost cost(EXPENSES_CONSTRUCTION);
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
1751 static CommandCost RemoveRailStation(TileIndex tile, DoCommandFlag flags)
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
1772 static CommandCost RemoveRailWaypoint(TileIndex tile, DoCommandFlag flags)
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
1803 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags);
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
1936 UpdateCompanyRoadInfrastructure(road_rt, road_owner, ROAD_STOP_TRACKBIT_FACTOR);
1937 UpdateCompanyRoadInfrastructure(tram_rt, tram_owner, ROAD_STOP_TRACKBIT_FACTOR);
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);
1971 if (HasBit(rv->state, RVS_IN_DT_ROAD_STOP)) rv->state &= RVSB_ROAD_STOP_TRACKDIR_MASK;
1972 }
1973
1974 return nullptr;
1975 }
1976
1977
1984 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags)
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 {
2012 CommandCost ret = EnsureNoVehicleOnGround(tile);
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--;
2038 DirtyCompanyInfrastructureWindows(st->owner);
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
2100 CommandCost cost(EXPENSES_CONSTRUCTION);
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
2216 void UpdateAirportsNoise()
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
2271 if (w > _settings_game.station.station_spread || h > _settings_game.station.station_spread) {
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
2288 if (_settings_game.economy.station_noise_level) {
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
2346 if (AirportTileSpec::Get(GetTranslatedAirportTileID(iter.GetStationGfx()))->animation.status != ANIM_STATUS_NO_ANIMATION) AddAnimatedTile(iter);
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
2354 UpdateAirplanesOnNewStation(st);
2355
2356 Company::Get(st->owner)->infrastructure.airport++;
2357
2358 st->AfterStationTileSetChange(true, STATION_AIRPORT);
2359 InvalidateWindowData(WC_STATION_VIEW, st->index, -1);
2360
2361 if (_settings_game.economy.station_noise_level) {
2362 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
2363 }
2364 }
2365
2366 return cost;
2367 }
2368
2375 static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
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
2386 CommandCost cost(EXPENSES_CONSTRUCTION);
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 for (uint i = 0; i < st->airport.GetNumHangars(); ++i) {
2397 DeleteWindowById(
2398 WC_VEHICLE_DEPOT, st->airport.GetHangarTile(i)
2399 );
2400 }
2401
2402 const AirportSpec *as = st->airport.GetSpec();
2403 /* The noise level is the noise from the airport and reduce it to account for the distance to the town center.
2404 * And as for construction, always remove it, even if the setting is not set, in order to avoid the
2405 * need of recalculation */
2406 AirportTileIterator it(st);
2407 uint dist;
2408 Town *nearest = AirportGetNearestTown(as, it, dist);
2409 nearest->noise_reached -= GetAirportNoiseLevelForDistance(as, dist);
2410 }
2411
2412 TILE_AREA_LOOP(tile_cur, st->airport) {
2413 if (!st->TileBelongsToAirport(tile_cur)) continue;
2414
2415 CommandCost ret = EnsureNoVehicleOnGround(tile_cur);
2416 if (ret.Failed()) return ret;
2417
2418 cost.AddCost(_price[PR_CLEAR_STATION_AIRPORT]);
2419
2420 if (flags & DC_EXEC) {
2421 if (IsHangarTile(tile_cur)) OrderBackup::Reset(tile_cur, false);
2422 DeleteAnimatedTile(tile_cur);
2423 DoClearSquare(tile_cur);
2424 DeleteNewGRFInspectWindow(GSF_AIRPORTTILES, tile_cur);
2425 }
2426 }
2427
2428 if (flags & DC_EXEC) {
2429 /* Clear the persistent storage. */
2430 delete st->airport.psa;
2431
2432 st->rect.AfterRemoveRect(st, st->airport);
2433
2434 st->airport.Clear();
2435 st->facilities &= ~FACIL_AIRPORT;
2436
2437 InvalidateWindowData(WC_STATION_VIEW, st->index, -1);
2438
2439 if (_settings_game.economy.station_noise_level) {
2440 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
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) {
2473 st->airport.flags ^= AIRPORT_CLOSED_block;
2474 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_CLOSE_AIRPORT);
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
2526 DiagDirection direction = GetInclinedSlopeDirection(GetTileSlope(tile));
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
2620 void ClearDockingTilesCheckingNeighbours(TileIndex tile)
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
2642 bool IsValidDockingDirectionForDock(TileIndex t, DiagDirection d)
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
2663 static TileIndex FindDockLandPart(TileIndex t)
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
2686 static CommandCost RemoveDock(TileIndex tile, DoCommandFlag flags)
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
2721 ClearDockingTilesCheckingNeighbours(tile1);
2722 ClearDockingTilesCheckingNeighbours(tile2);
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 */
2798 switch (_settings_game.game_creation.landscape) {
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
2841 if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
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
2958 StartSpriteCombine();
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);
2968 ti->z += ApplyPixelFoundationToSlope(FOUNDATION_LEVELED, &ti->tileh);
2969 } else {
2970 draw_default_foundation:
2971 DrawFoundation(ti, FOUNDATION_LEVELED);
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));
3034 DrawGroundSprite(GetRailStationAxis(ti->tile) == AXIS_X ? rti->base_sprites.single_x : rti->base_sprites.single_y, PALETTE_CRASH);
3035 }
3036 }
3037 }
3038
3039 if (HasStationRail(ti->tile) && HasRailCatenaryDrawn(GetRailType(ti->tile))) DrawRailCatenary(ti);
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)) {
3090 SpriteID ground = GetCustomRailSprite(rti, INVALID_TILE, RTSG_GROUND);
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()) {
3105 SpriteID ground = GetCustomRoadSprite(rti, INVALID_TILE, ROTSG_GROUND);
3106 DrawSprite(ground + sprite_offset, PAL_NONE, x, y);
3107
3108 SpriteID overlay = GetCustomRoadSprite(rti, INVALID_TILE, ROTSG_OVERLAY);
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()) {
3116 SpriteID ground = GetCustomRoadSprite(rti, INVALID_TILE, ROTSG_ROADSTOP);
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
3177 td->build_date = BaseStation::GetByTile(tile)->build_date;
3178
3179 if (HasStationTileRail(tile)) {
3180 const StationSpec *spec = GetStationSpec(tile);
3181
3182 if (spec != nullptr) {
3183 td->station_class = StationClass::Get(spec->cls_id)->name;
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();
3199 td->airport_class = AirportClass::Get(as->cls_id)->name;
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
3281 return CombineTrackStatus(TrackBitsToTrackdirBits(trackbits), TRACKDIR_BIT_NONE);
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) {
3326 ShowWaypointWindow(Waypoint::From(bst));
3327 } else if (IsHangar(tile)) {
3328 const Station *st = Station::From(bst);
3329 ShowDepotWindow(st->airport.GetHangarTile(st->airport.GetHangarNum(tile)), VEH_AIRCRAFT);
3330 } else {
3331 ShowStationViewWindow(bst->index);
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
3353 DiagDirection dir = DirToDiagDir(v->direction);
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) {
3366 v->vehstatus |= VS_TRAIN_SLOWING;
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 */
3376 return RoadStop::GetByTile(tile, GetRoadStopType(tile))->Enter(rv) ? VETSB_CONTINUE : VETSB_CANNOT_ENTER;
3377 }
3378 }
3379 }
3380
3381 return VETSB_CONTINUE;
3382 }
3383
3388 void TriggerWatchedCargoCallbacks(Station *st)
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. */
3400 BitmapTileIterator it(st->catchment_tiles);
3401 for (TileIndex tile = it; tile != INVALID_TILE; tile = ++it) {
3402 if (IsTileType(tile, MP_HOUSE)) {
3403 WatchedCargoCallback(tile, cargoes);
3404 }
3405 }
3406 }
3407
3414 static bool StationHandleBigTick(BaseStation *st)
3415 {
3416 if (!st->IsInUse()) {
3417 if (++st->delete_ctr >= 8) delete st;
3418 return false;
3419 }
3420
3421 if (Station::IsExpected(st)) {
3422 TriggerWatchedCargoCallbacks(Station::From(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) {
3484 ClrBit(ge->status, GoodsEntry::GES_RATING);
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
3508 if (HasBit(cs->callback_mask, CBM_CARGO_STATION_RATING_CALC)) {
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
3652 void DeleteStaleLinks(Station *from)
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];
3657 LinkGraph *lg = LinkGraph::GetIfValid(ge.link_graph);
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) {
3751 if (LinkGraph::CanAllocateItem()) {
3752 lg = new LinkGraph(cargo);
3753 LinkGraphSchedule::instance.Queue(lg);
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()) {
3775 LinkGraphSchedule::instance.Unqueue(lg);
3776 lg2->Merge(lg); // Updates GoodsEntries of lg
3777 lg = lg2;
3778 } else {
3779 LinkGraphSchedule::instance.Unqueue(lg2);
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) {
3832 DeleteStaleLinks(Station::From(st));
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
3848 void StationMonthlyLoop()
3849 {
3850 for (Station *st : Station::Iterate()) {
3851 for (CargoID i = 0; i < NUM_CARGO; i++) {
3852 GoodsEntry *ge = &st->goods[i];
3853 SB(ge->status, GoodsEntry::GES_LAST_MONTH, 1, GB(ge->status, GoodsEntry::GES_CURRENT_MONTH, 1));
3854 ClrBit(ge->status, GoodsEntry::GES_CURRENT_MONTH);
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) {
3893 if (LinkGraph::CanAllocateItem()) {
3894 lg = new LinkGraph(type);
3895 LinkGraphSchedule::instance.Queue(lg);
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()) {
3907 InvalidateWindowData(WC_STATION_LIST, st->index);
3908 SetBit(ge.status, GoodsEntry::GES_RATING);
3909 }
3910
3911 TriggerStationRandomisation(st, st->xy, SRT_NEW_CARGO, type);
3912 TriggerStationAnimation(st, st->xy, SAT_NEW_CARGO, type);
3913 AirportAnimationTrigger(st, AAT_STATION_NEW_CARGO, type);
3914
3915 SetWindowDirty(WC_STATION_VIEW, st->index);
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) {
3949 if (Utf8StringLength(text) >= MAX_LENGTH_STATION_NAME_CHARS) return CMD_ERROR;
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();
3962 InvalidateWindowData(WC_STATION_LIST, st->owner, 1);
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
3979 const StationList *StationFinder::GetStations()
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);
4154 st->facilities = FACIL_AIRPORT | FACIL_DOCK;
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);
4242 InvalidateWindowClassesData(WC_STATION_LIST, 0);
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 {
4251 DoCommand(tile, 0, 0, DC_EXEC | DC_BANKRUPT, CMD_LANDSCAPE_CLEAR);
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
4268 static bool CanRemoveRoadWithStop(TileIndex tile, DoCommandFlag flags)
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
4295 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags)
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 {
4337 if (_settings_game.construction.build_on_slopes && AutoslopeEnabled()) {
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
4448 void FlowStat::Invalidate()
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
4641 void FlowStatMap::FinalizeLocalConsumption(StationID self)
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
4666 StationIDStack FlowStatMap::DeleteFlows(StationID via)
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
4708 uint FlowStatMap::GetFlow() const
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:571
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:1512
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:2139
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:305
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:79
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:1449
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:559
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:560
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:567
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:503
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:311
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:532
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:569
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:570
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:536
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:144
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:326
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:318
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:534
error
void CDECL error(const char *s,...)
Error handling for fatal non-user errors.
Definition: openttd.cpp:131
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:533
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:566
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:561
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:453
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:810
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:325
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:577
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