OpenTTD
economy.cpp
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1 /* $Id: economy.cpp 27981 2018-03-11 12:46:05Z frosch $ */
2 
3 /*
4  * This file is part of OpenTTD.
5  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
6  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
7  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
8  */
9 
12 #include "stdafx.h"
13 #include "company_func.h"
14 #include "command_func.h"
15 #include "industry.h"
16 #include "town.h"
17 #include "news_func.h"
18 #include "network/network.h"
19 #include "network/network_func.h"
20 #include "ai/ai.hpp"
21 #include "aircraft.h"
22 #include "train.h"
23 #include "newgrf_engine.h"
24 #include "engine_base.h"
25 #include "ground_vehicle.hpp"
26 #include "newgrf_cargo.h"
27 #include "newgrf_sound.h"
28 #include "newgrf_industrytiles.h"
29 #include "newgrf_station.h"
30 #include "newgrf_airporttiles.h"
31 #include "object.h"
32 #include "strings_func.h"
33 #include "date_func.h"
34 #include "vehicle_func.h"
35 #include "sound_func.h"
36 #include "autoreplace_func.h"
37 #include "company_gui.h"
38 #include "signs_base.h"
39 #include "subsidy_base.h"
40 #include "subsidy_func.h"
41 #include "station_base.h"
42 #include "waypoint_base.h"
43 #include "economy_base.h"
44 #include "core/pool_func.hpp"
45 #include "core/backup_type.hpp"
46 #include "cargo_type.h"
47 #include "water.h"
48 #include "game/game.hpp"
49 #include "cargomonitor.h"
50 #include "goal_base.h"
51 #include "story_base.h"
52 #include "linkgraph/refresh.h"
53 
54 #include "table/strings.h"
55 #include "table/pricebase.h"
56 
57 #include "safeguards.h"
58 
59 
60 /* Initialize the cargo payment-pool */
63 
64 
75 static inline int32 BigMulS(const int32 a, const int32 b, const uint8 shift)
76 {
77  return (int32)((int64)a * (int64)b >> shift);
78 }
79 
81 
86  { 120, 100}, // SCORE_VEHICLES
87  { 80, 100}, // SCORE_STATIONS
88  { 10000, 100}, // SCORE_MIN_PROFIT
89  { 50000, 50}, // SCORE_MIN_INCOME
90  { 100000, 100}, // SCORE_MAX_INCOME
91  { 40000, 400}, // SCORE_DELIVERED
92  { 8, 50}, // SCORE_CARGO
93  {10000000, 50}, // SCORE_MONEY
94  { 250000, 50}, // SCORE_LOAN
95  { 0, 0} // SCORE_TOTAL
96 };
97 
98 int _score_part[MAX_COMPANIES][SCORE_END];
99 Economy _economy;
100 Prices _price;
101 Money _additional_cash_required;
102 static PriceMultipliers _price_base_multiplier;
103 
113 Money CalculateCompanyValue(const Company *c, bool including_loan)
114 {
115  Owner owner = c->index;
116 
117  Station *st;
118  uint num = 0;
119 
120  FOR_ALL_STATIONS(st) {
121  if (st->owner == owner) num += CountBits((byte)st->facilities);
122  }
123 
124  Money value = num * _price[PR_STATION_VALUE] * 25;
125 
126  Vehicle *v;
127  FOR_ALL_VEHICLES(v) {
128  if (v->owner != owner) continue;
129 
130  if (v->type == VEH_TRAIN ||
131  v->type == VEH_ROAD ||
133  v->type == VEH_SHIP) {
134  value += v->value * 3 >> 1;
135  }
136  }
137 
138  /* Add real money value */
139  if (including_loan) value -= c->current_loan;
140  value += c->money;
141 
142  return max(value, (Money)1);
143 }
144 
154 {
155  Owner owner = c->index;
156  int score = 0;
157 
158  memset(_score_part[owner], 0, sizeof(_score_part[owner]));
159 
160  /* Count vehicles */
161  {
162  Vehicle *v;
163  Money min_profit = 0;
164  bool min_profit_first = true;
165  uint num = 0;
166 
167  FOR_ALL_VEHICLES(v) {
168  if (v->owner != owner) continue;
170  if (v->profit_last_year > 0) num++; // For the vehicle score only count profitable vehicles
171  if (v->age > 730) {
172  /* Find the vehicle with the lowest amount of profit */
173  if (min_profit_first || min_profit > v->profit_last_year) {
174  min_profit = v->profit_last_year;
175  min_profit_first = false;
176  }
177  }
178  }
179  }
180 
181  min_profit >>= 8; // remove the fract part
182 
183  _score_part[owner][SCORE_VEHICLES] = num;
184  /* Don't allow negative min_profit to show */
185  if (min_profit > 0) {
186  _score_part[owner][SCORE_MIN_PROFIT] = ClampToI32(min_profit);
187  }
188  }
189 
190  /* Count stations */
191  {
192  uint num = 0;
193  const Station *st;
194 
195  FOR_ALL_STATIONS(st) {
196  /* Only count stations that are actually serviced */
197  if (st->owner == owner && (st->time_since_load <= 20 || st->time_since_unload <= 20)) num += CountBits((byte)st->facilities);
198  }
199  _score_part[owner][SCORE_STATIONS] = num;
200  }
201 
202  /* Generate statistics depending on recent income statistics */
203  {
204  int numec = min(c->num_valid_stat_ent, 12);
205  if (numec != 0) {
206  const CompanyEconomyEntry *cee = c->old_economy;
207  Money min_income = cee->income + cee->expenses;
208  Money max_income = cee->income + cee->expenses;
209 
210  do {
211  min_income = min(min_income, cee->income + cee->expenses);
212  max_income = max(max_income, cee->income + cee->expenses);
213  } while (++cee, --numec);
214 
215  if (min_income > 0) {
216  _score_part[owner][SCORE_MIN_INCOME] = ClampToI32(min_income);
217  }
218 
219  _score_part[owner][SCORE_MAX_INCOME] = ClampToI32(max_income);
220  }
221  }
222 
223  /* Generate score depending on amount of transported cargo */
224  {
225  int numec = min(c->num_valid_stat_ent, 4);
226  if (numec != 0) {
227  const CompanyEconomyEntry *cee = c->old_economy;
228  OverflowSafeInt64 total_delivered = 0;
229  do {
230  total_delivered += cee->delivered_cargo.GetSum<OverflowSafeInt64>();
231  } while (++cee, --numec);
232 
233  _score_part[owner][SCORE_DELIVERED] = ClampToI32(total_delivered);
234  }
235  }
236 
237  /* Generate score for variety of cargo */
238  {
239  _score_part[owner][SCORE_CARGO] = c->old_economy->delivered_cargo.GetCount();
240  }
241 
242  /* Generate score for company's money */
243  {
244  if (c->money > 0) {
245  _score_part[owner][SCORE_MONEY] = ClampToI32(c->money);
246  }
247  }
248 
249  /* Generate score for loan */
250  {
251  _score_part[owner][SCORE_LOAN] = ClampToI32(_score_info[SCORE_LOAN].needed - c->current_loan);
252  }
253 
254  /* Now we calculate the score for each item.. */
255  {
256  int total_score = 0;
257  int s;
258  score = 0;
259  for (ScoreID i = SCORE_BEGIN; i < SCORE_END; i++) {
260  /* Skip the total */
261  if (i == SCORE_TOTAL) continue;
262  /* Check the score */
263  s = Clamp(_score_part[owner][i], 0, _score_info[i].needed) * _score_info[i].score / _score_info[i].needed;
264  score += s;
265  total_score += _score_info[i].score;
266  }
267 
268  _score_part[owner][SCORE_TOTAL] = score;
269 
270  /* We always want the score scaled to SCORE_MAX (1000) */
271  if (total_score != SCORE_MAX) score = score * SCORE_MAX / total_score;
272  }
273 
274  if (update) {
275  c->old_economy[0].performance_history = score;
276  UpdateCompanyHQ(c->location_of_HQ, score);
278  }
279 
281  return score;
282 }
283 
289 void ChangeOwnershipOfCompanyItems(Owner old_owner, Owner new_owner)
290 {
291  /* We need to set _current_company to old_owner before we try to move
292  * the client. This is needed as it needs to know whether "you" really
293  * are the current local company. */
294  Backup<CompanyByte> cur_company(_current_company, old_owner, FILE_LINE);
295 #ifdef ENABLE_NETWORK
296  /* In all cases, make spectators of clients connected to that company */
297  if (_networking) NetworkClientsToSpectators(old_owner);
298 #endif /* ENABLE_NETWORK */
299  if (old_owner == _local_company) {
300  /* Single player cheated to AI company.
301  * There are no spectators in single player, so we must pick some other company. */
302  assert(!_networking);
303  Backup<CompanyByte> cur_company2(_current_company, FILE_LINE);
304  Company *c;
305  FOR_ALL_COMPANIES(c) {
306  if (c->index != old_owner) {
308  break;
309  }
310  }
311  cur_company2.Restore();
312  assert(old_owner != _local_company);
313  }
314 
315  Town *t;
316 
317  assert(old_owner != new_owner);
318 
319  {
320  Company *c;
321  uint i;
322 
323  /* See if the old_owner had shares in other companies */
324  FOR_ALL_COMPANIES(c) {
325  for (i = 0; i < 4; i++) {
326  if (c->share_owners[i] == old_owner) {
327  /* Sell his shares */
329  /* Because we are in a DoCommand, we can't just execute another one and
330  * expect the money to be removed. We need to do it ourself! */
332  }
333  }
334  }
335 
336  /* Sell all the shares that people have on this company */
337  Backup<CompanyByte> cur_company2(_current_company, FILE_LINE);
338  c = Company::Get(old_owner);
339  for (i = 0; i < 4; i++) {
340  cur_company2.Change(c->share_owners[i]);
342  /* Sell the shares */
344  /* Because we are in a DoCommand, we can't just execute another one and
345  * expect the money to be removed. We need to do it ourself! */
347  }
348  }
349  cur_company2.Restore();
350  }
351 
352  /* Temporarily increase the company's money, to be sure that
353  * removing his/her property doesn't fail because of lack of money.
354  * Not too drastically though, because it could overflow */
355  if (new_owner == INVALID_OWNER) {
356  Company::Get(old_owner)->money = UINT64_MAX >> 2; // jackpot ;p
357  }
358 
359  Subsidy *s;
360  FOR_ALL_SUBSIDIES(s) {
361  if (s->awarded == old_owner) {
362  if (new_owner == INVALID_OWNER) {
363  delete s;
364  } else {
365  s->awarded = new_owner;
366  }
367  }
368  }
370 
371  /* Take care of rating and transport rights in towns */
372  FOR_ALL_TOWNS(t) {
373  /* If a company takes over, give the ratings to that company. */
374  if (new_owner != INVALID_OWNER) {
375  if (HasBit(t->have_ratings, old_owner)) {
376  if (HasBit(t->have_ratings, new_owner)) {
377  /* use max of the two ratings. */
378  t->ratings[new_owner] = max(t->ratings[new_owner], t->ratings[old_owner]);
379  } else {
380  SetBit(t->have_ratings, new_owner);
381  t->ratings[new_owner] = t->ratings[old_owner];
382  }
383  }
384  }
385 
386  /* Reset the ratings for the old owner */
387  t->ratings[old_owner] = RATING_INITIAL;
388  ClrBit(t->have_ratings, old_owner);
389 
390  /* Transfer exclusive rights */
391  if (t->exclusive_counter > 0 && t->exclusivity == old_owner) {
392  if (new_owner != INVALID_OWNER) {
393  t->exclusivity = new_owner;
394  } else {
395  t->exclusive_counter = 0;
397  }
398  }
399  }
400 
401  {
402  Vehicle *v;
403  FOR_ALL_VEHICLES(v) {
404  if (v->owner == old_owner && IsCompanyBuildableVehicleType(v->type)) {
405  if (new_owner == INVALID_OWNER) {
406  if (v->Previous() == NULL) delete v;
407  } else {
410  }
411  }
412  }
413  }
414 
415  /* In all cases clear replace engine rules.
416  * Even if it was copied, it could interfere with new owner's rules */
418 
419  if (new_owner == INVALID_OWNER) {
420  RemoveAllGroupsForCompany(old_owner);
421  } else {
422  Group *g;
423  FOR_ALL_GROUPS(g) {
424  if (g->owner == old_owner) g->owner = new_owner;
425  }
426  }
427 
428  {
429  FreeUnitIDGenerator unitidgen[] = {
432  };
433 
434  /* Override company settings to new company defaults in case we need to convert them.
435  * This is required as the CmdChangeServiceInt doesn't copy the supplied value when it is non-custom
436  */
437  if (new_owner != INVALID_OWNER) {
438  Company *old_company = Company::Get(old_owner);
439  Company *new_company = Company::Get(new_owner);
440 
442  old_company->settings.vehicle.servint_trains = new_company->settings.vehicle.servint_trains;
443  old_company->settings.vehicle.servint_roadveh = new_company->settings.vehicle.servint_roadveh;
444  old_company->settings.vehicle.servint_ships = new_company->settings.vehicle.servint_ships;
446  }
447 
448  Vehicle *v;
449  FOR_ALL_VEHICLES(v) {
450  if (v->owner == old_owner && IsCompanyBuildableVehicleType(v->type)) {
451  assert(new_owner != INVALID_OWNER);
452 
453  /* Correct default values of interval settings while maintaining custom set ones.
454  * This prevents invalid values on mismatching company defaults being accepted.
455  */
456  if (!v->ServiceIntervalIsCustom()) {
457  Company *new_company = Company::Get(new_owner);
458 
459  /* Technically, passing the interval is not needed as the command will query the default value itself.
460  * However, do not rely on that behaviour.
461  */
462  int interval = CompanyServiceInterval(new_company, v->type);
463  DoCommand(v->tile, v->index, interval | (new_company->settings.vehicle.servint_ispercent << 17), DC_EXEC | DC_BANKRUPT, CMD_CHANGE_SERVICE_INT);
464  }
465 
466  v->owner = new_owner;
467 
468  /* Owner changes, clear cache */
469  v->colourmap = PAL_NONE;
471 
472  if (v->IsEngineCountable()) {
474  }
475  if (v->IsPrimaryVehicle()) {
477  v->unitnumber = unitidgen[v->type].NextID();
478  }
479 
480  /* Invalidate the vehicle's cargo payment "owner cache". */
481  if (v->cargo_payment != NULL) v->cargo_payment->owner = NULL;
482  }
483  }
484 
485  if (new_owner != INVALID_OWNER) GroupStatistics::UpdateAutoreplace(new_owner);
486  }
487 
488  /* Change ownership of tiles */
489  {
490  TileIndex tile = 0;
491  do {
492  ChangeTileOwner(tile, old_owner, new_owner);
493  } while (++tile != MapSize());
494 
495  if (new_owner != INVALID_OWNER) {
496  /* Update all signals because there can be new segment that was owned by two companies
497  * and signals were not propagated
498  * Similar with crossings - it is needed to bar crossings that weren't before
499  * because of different owner of crossing and approaching train */
500  tile = 0;
501 
502  do {
503  if (IsTileType(tile, MP_RAILWAY) && IsTileOwner(tile, new_owner) && HasSignals(tile)) {
504  TrackBits tracks = GetTrackBits(tile);
505  do { // there may be two tracks with signals for TRACK_BIT_HORZ and TRACK_BIT_VERT
506  Track track = RemoveFirstTrack(&tracks);
507  if (HasSignalOnTrack(tile, track)) AddTrackToSignalBuffer(tile, track, new_owner);
508  } while (tracks != TRACK_BIT_NONE);
509  } else if (IsLevelCrossingTile(tile) && IsTileOwner(tile, new_owner)) {
510  UpdateLevelCrossing(tile);
511  }
512  } while (++tile != MapSize());
513  }
514 
515  /* update signals in buffer */
517  }
518 
519  /* Add airport infrastructure count of the old company to the new one. */
520  if (new_owner != INVALID_OWNER) Company::Get(new_owner)->infrastructure.airport += Company::Get(old_owner)->infrastructure.airport;
521 
522  /* convert owner of stations (including deleted ones, but excluding buoys) */
523  Station *st;
524  FOR_ALL_STATIONS(st) {
525  if (st->owner == old_owner) {
526  /* if a company goes bankrupt, set owner to OWNER_NONE so the sign doesn't disappear immediately
527  * also, drawing station window would cause reading invalid company's colour */
528  st->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
529  }
530  }
531 
532  /* do the same for waypoints (we need to do this here so deleted waypoints are converted too) */
533  Waypoint *wp;
534  FOR_ALL_WAYPOINTS(wp) {
535  if (wp->owner == old_owner) {
536  wp->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
537  }
538  }
539 
540  Sign *si;
541  FOR_ALL_SIGNS(si) {
542  if (si->owner == old_owner) si->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
543  }
544 
545  /* Remove Game Script created Goals, CargoMonitors and Story pages. */
546  Goal *g;
547  FOR_ALL_GOALS(g) {
548  if (g->company == old_owner) delete g;
549  }
550 
551  ClearCargoPickupMonitoring(old_owner);
552  ClearCargoDeliveryMonitoring(old_owner);
553 
554  StoryPage *sp;
555  FOR_ALL_STORY_PAGES(sp) {
556  if (sp->company == old_owner) delete sp;
557  }
558 
559  /* Change colour of existing windows */
560  if (new_owner != INVALID_OWNER) ChangeWindowOwner(old_owner, new_owner);
561 
562  cur_company.Restore();
563 
565 }
566 
572 {
573  /* If the company has money again, it does not go bankrupt */
574  if (c->money - c->current_loan >= -_economy.max_loan) {
575  c->months_of_bankruptcy = 0;
576  c->bankrupt_asked = 0;
577  return;
578  }
579 
581 
582  switch (c->months_of_bankruptcy) {
583  /* All the boring cases (months) with a bad balance where no action is taken */
584  case 0:
585  case 1:
586  case 2:
587  case 3:
588 
589  case 5:
590  case 6:
591 
592  case 8:
593  case 9:
594  break;
595 
596  /* Warn about bankruptcy after 3 months */
597  case 4: {
598  CompanyNewsInformation *cni = MallocT<CompanyNewsInformation>(1);
599  cni->FillData(c);
600  SetDParam(0, STR_NEWS_COMPANY_IN_TROUBLE_TITLE);
601  SetDParam(1, STR_NEWS_COMPANY_IN_TROUBLE_DESCRIPTION);
602  SetDParamStr(2, cni->company_name);
603  AddCompanyNewsItem(STR_MESSAGE_NEWS_FORMAT, cni);
604  AI::BroadcastNewEvent(new ScriptEventCompanyInTrouble(c->index));
605  Game::NewEvent(new ScriptEventCompanyInTrouble(c->index));
606  break;
607  }
608 
609  /* Offer company for sale after 6 months */
610  case 7: {
611  /* Don't consider the loan */
612  Money val = CalculateCompanyValue(c, false);
613 
614  c->bankrupt_value = val;
615  c->bankrupt_asked = 1 << c->index; // Don't ask the owner
616  c->bankrupt_timeout = 0;
617 
618  /* The company assets should always have some value */
619  assert(c->bankrupt_value > 0);
620  break;
621  }
622 
623  /* Bankrupt company after 6 months (if the company has no value) or latest
624  * after 9 months (if it still had value after 6 months) */
625  default:
626  case 10: {
627  if (!_networking && _local_company == c->index) {
628  /* If we are in offline mode, leave the company playing. Eg. there
629  * is no THE-END, otherwise mark the client as spectator to make sure
630  * he/she is no long in control of this company. However... when you
631  * join another company (cheat) the "unowned" company can bankrupt. */
632  c->bankrupt_asked = MAX_UVALUE(CompanyMask);
633  break;
634  }
635 
636  /* Actually remove the company, but not when we're a network client.
637  * In case of network clients we will be getting a command from the
638  * server. It is done in this way as we are called from the
639  * StateGameLoop which can't change the current company, and thus
640  * updating the local company triggers an assert later on. In the
641  * case of a network game the command will be processed at a time
642  * that changing the current company is okay. In case of single
643  * player we are sure (the above check) that we are not the local
644  * company and thus we won't be moved. */
646  break;
647  }
648  }
649 }
650 
656 {
657  /* Check for bankruptcy each month */
658  Company *c;
659  FOR_ALL_COMPANIES(c) {
661  }
662 
663  Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
664 
666  Station *st;
667  FOR_ALL_STATIONS(st) {
668  cur_company.Change(st->owner);
669  CommandCost cost(EXPENSES_PROPERTY, _price[PR_STATION_VALUE] >> 1);
671  }
672  } else {
673  /* Improved monthly infrastructure costs. */
674  FOR_ALL_COMPANIES(c) {
675  cur_company.Change(c->index);
676 
678  uint32 rail_total = c->infrastructure.GetRailTotal();
679  for (RailType rt = RAILTYPE_BEGIN; rt < RAILTYPE_END; rt++) {
680  if (c->infrastructure.rail[rt] != 0) cost.AddCost(RailMaintenanceCost(rt, c->infrastructure.rail[rt], rail_total));
681  }
683  for (RoadType rt = ROADTYPE_BEGIN; rt < ROADTYPE_END; rt++) {
684  if (c->infrastructure.road[rt] != 0) cost.AddCost(RoadMaintenanceCost(rt, c->infrastructure.road[rt]));
685  }
689 
691  }
692  }
693  cur_company.Restore();
694 
695  /* Only run the economic statics and update company stats every 3rd month (1st of quarter). */
696  if (!HasBit(1 << 0 | 1 << 3 | 1 << 6 | 1 << 9, _cur_month)) return;
697 
698  FOR_ALL_COMPANIES(c) {
699  memmove(&c->old_economy[1], &c->old_economy[0], sizeof(c->old_economy) - sizeof(c->old_economy[0]));
700  c->old_economy[0] = c->cur_economy;
701  memset(&c->cur_economy, 0, sizeof(c->cur_economy));
702 
704 
706  if (c->block_preview != 0) c->block_preview--;
707  }
708 
715 }
716 
722 bool AddInflation(bool check_year)
723 {
724  /* The cargo payment inflation differs from the normal inflation, so the
725  * relative amount of money you make with a transport decreases slowly over
726  * the 170 years. After a few hundred years we reach a level in which the
727  * games will become unplayable as the maximum income will be less than
728  * the minimum running cost.
729  *
730  * Furthermore there are a lot of inflation related overflows all over the
731  * place. Solving them is hardly possible because inflation will always
732  * reach the overflow threshold some day. So we'll just perform the
733  * inflation mechanism during the first 170 years (the amount of years that
734  * one had in the original TTD) and stop doing the inflation after that
735  * because it only causes problems that can't be solved nicely and the
736  * inflation doesn't add anything after that either; it even makes playing
737  * it impossible due to the diverging cost and income rates.
738  */
740 
741  if (_economy.inflation_prices == MAX_INFLATION || _economy.inflation_payment == MAX_INFLATION) return true;
742 
743  /* Approximation for (100 + infl_amount)% ** (1 / 12) - 100%
744  * scaled by 65536
745  * 12 -> months per year
746  * This is only a good approximation for small values
747  */
748  _economy.inflation_prices += (_economy.inflation_prices * _economy.infl_amount * 54) >> 16;
749  _economy.inflation_payment += (_economy.inflation_payment * _economy.infl_amount_pr * 54) >> 16;
750 
753 
754  return false;
755 }
756 
761 {
762  /* Setup maximum loan */
763  _economy.max_loan = (_settings_game.difficulty.max_loan * _economy.inflation_prices >> 16) / 50000 * 50000;
764 
765  /* Setup price bases */
766  for (Price i = PR_BEGIN; i < PR_END; i++) {
767  Money price = _price_base_specs[i].start_price;
768 
769  /* Apply difficulty settings */
770  uint mod = 1;
771  switch (_price_base_specs[i].category) {
772  case PCAT_RUNNING:
774  break;
775 
776  case PCAT_CONSTRUCTION:
778  break;
779 
780  default: break;
781  }
782  switch (mod) {
783  case 0: price *= 6; break;
784  case 1: price *= 8; break; // normalised to 1 below
785  case 2: price *= 9; break;
786  default: NOT_REACHED();
787  }
788 
789  /* Apply inflation */
790  price = (int64)price * _economy.inflation_prices;
791 
792  /* Apply newgrf modifiers, remove fractional part of inflation, and normalise on medium difficulty. */
793  int shift = _price_base_multiplier[i] - 16 - 3;
794  if (shift >= 0) {
795  price <<= shift;
796  } else {
797  price >>= -shift;
798  }
799 
800  /* Make sure the price does not get reduced to zero.
801  * Zero breaks quite a few commands that use a zero
802  * cost to see whether something got changed or not
803  * and based on that cause an error. When the price
804  * is zero that fails even when things are done. */
805  if (price == 0) {
806  price = Clamp(_price_base_specs[i].start_price, -1, 1);
807  /* No base price should be zero, but be sure. */
808  assert(price != 0);
809  }
810  /* Store value */
811  _price[i] = price;
812  }
813 
814  /* Setup cargo payment */
815  CargoSpec *cs;
816  FOR_ALL_CARGOSPECS(cs) {
817  cs->current_payment = ((int64)cs->initial_payment * _economy.inflation_payment) >> 16;
818  }
819 
825 }
826 
828 static void CompaniesPayInterest()
829 {
830  const Company *c;
831 
832  Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
833  FOR_ALL_COMPANIES(c) {
834  cur_company.Change(c->index);
835 
836  /* Over a year the paid interest should be "loan * interest percentage",
837  * but... as that number is likely not dividable by 12 (pay each month),
838  * one needs to account for that in the monthly fee calculations.
839  * To easily calculate what one should pay "this" month, you calculate
840  * what (total) should have been paid up to this month and you subtract
841  * whatever has been paid in the previous months. This will mean one month
842  * it'll be a bit more and the other it'll be a bit less than the average
843  * monthly fee, but on average it will be exact.
844  * In order to prevent cheating or abuse (just not paying interest by not
845  * taking a loan we make companies pay interest on negative cash as well
846  */
847  Money yearly_fee = c->current_loan * _economy.interest_rate / 100;
848  if (c->money < 0) {
849  yearly_fee += -c->money *_economy.interest_rate / 100;
850  }
851  Money up_to_previous_month = yearly_fee * _cur_month / 12;
852  Money up_to_this_month = yearly_fee * (_cur_month + 1) / 12;
853 
854  SubtractMoneyFromCompany(CommandCost(EXPENSES_LOAN_INT, up_to_this_month - up_to_previous_month));
855 
856  SubtractMoneyFromCompany(CommandCost(EXPENSES_OTHER, _price[PR_STATION_VALUE] >> 2));
857  }
858  cur_company.Restore();
859 }
860 
861 static void HandleEconomyFluctuations()
862 {
863  if (_settings_game.difficulty.economy != 0) {
864  /* When economy is Fluctuating, decrease counter */
865  _economy.fluct--;
866  } else if (EconomyIsInRecession()) {
867  /* When it's Steady and we are in recession, end it now */
868  _economy.fluct = -12;
869  } else {
870  /* No need to do anything else in other cases */
871  return;
872  }
873 
874  if (_economy.fluct == 0) {
875  _economy.fluct = -(int)GB(Random(), 0, 2);
876  AddNewsItem(STR_NEWS_BEGIN_OF_RECESSION, NT_ECONOMY, NF_NORMAL);
877  } else if (_economy.fluct == -12) {
878  _economy.fluct = GB(Random(), 0, 8) + 312;
879  AddNewsItem(STR_NEWS_END_OF_RECESSION, NT_ECONOMY, NF_NORMAL);
880  }
881 }
882 
883 
888 {
889  memset(_price_base_multiplier, 0, sizeof(_price_base_multiplier));
890 }
891 
899 void SetPriceBaseMultiplier(Price price, int factor)
900 {
901  assert(price < PR_END);
902  _price_base_multiplier[price] = Clamp(factor, MIN_PRICE_MODIFIER, MAX_PRICE_MODIFIER);
903 }
904 
909 void StartupIndustryDailyChanges(bool init_counter)
910 {
911  uint map_size = MapLogX() + MapLogY();
912  /* After getting map size, it needs to be scaled appropriately and divided by 31,
913  * which stands for the days in a month.
914  * Using just 31 will make it so that a monthly reset (based on the real number of days of that month)
915  * would not be needed.
916  * Since it is based on "fractional parts", the leftover days will not make much of a difference
917  * on the overall total number of changes performed */
918  _economy.industry_daily_increment = (1 << map_size) / 31;
919 
920  if (init_counter) {
921  /* A new game or a savegame from an older version will require the counter to be initialized */
922  _economy.industry_daily_change_counter = 0;
923  }
924 }
925 
926 void StartupEconomy()
927 {
931  _economy.fluct = GB(Random(), 0, 8) + 168;
932 
933  /* Set up prices */
934  RecomputePrices();
935 
936  StartupIndustryDailyChanges(true); // As we are starting a new game, initialize the counter too
937 
938 }
939 
944 {
945  _economy.inflation_prices = _economy.inflation_payment = 1 << 16;
948 }
949 
958 Money GetPrice(Price index, uint cost_factor, const GRFFile *grf_file, int shift)
959 {
960  if (index >= PR_END) return 0;
961 
962  Money cost = _price[index] * cost_factor;
963  if (grf_file != NULL) shift += grf_file->price_base_multipliers[index];
964 
965  if (shift >= 0) {
966  cost <<= shift;
967  } else {
968  cost >>= -shift;
969  }
970 
971  return cost;
972 }
973 
974 Money GetTransportedGoodsIncome(uint num_pieces, uint dist, byte transit_days, CargoID cargo_type)
975 {
976  const CargoSpec *cs = CargoSpec::Get(cargo_type);
977  if (!cs->IsValid()) {
978  /* User changed newgrfs and some vehicle still carries some cargo which is no longer available. */
979  return 0;
980  }
981 
982  /* Use callback to calculate cargo profit, if available */
984  uint32 var18 = min(dist, 0xFFFF) | (min(num_pieces, 0xFF) << 16) | (transit_days << 24);
985  uint16 callback = GetCargoCallback(CBID_CARGO_PROFIT_CALC, 0, var18, cs);
986  if (callback != CALLBACK_FAILED) {
987  int result = GB(callback, 0, 14);
988 
989  /* Simulate a 15 bit signed value */
990  if (HasBit(callback, 14)) result -= 0x4000;
991 
992  /* "The result should be a signed multiplier that gets multiplied
993  * by the amount of cargo moved and the price factor, then gets
994  * divided by 8192." */
995  return result * num_pieces * cs->current_payment / 8192;
996  }
997  }
998 
999  static const int MIN_TIME_FACTOR = 31;
1000  static const int MAX_TIME_FACTOR = 255;
1001 
1002  const int days1 = cs->transit_days[0];
1003  const int days2 = cs->transit_days[1];
1004  const int days_over_days1 = max( transit_days - days1, 0);
1005  const int days_over_days2 = max(days_over_days1 - days2, 0);
1006 
1007  /*
1008  * The time factor is calculated based on the time it took
1009  * (transit_days) compared two cargo-depending values. The
1010  * range is divided into three parts:
1011  *
1012  * - constant for fast transits
1013  * - linear decreasing with time with a slope of -1 for medium transports
1014  * - linear decreasing with time with a slope of -2 for slow transports
1015  *
1016  */
1017  const int time_factor = max(MAX_TIME_FACTOR - days_over_days1 - days_over_days2, MIN_TIME_FACTOR);
1018 
1019  return BigMulS(dist * time_factor * num_pieces, cs->current_payment, 21);
1020 }
1021 
1024 
1034 static uint DeliverGoodsToIndustry(const Station *st, CargoID cargo_type, uint num_pieces, IndustryID source)
1035 {
1036  /* Find the nearest industrytile to the station sign inside the catchment area, whose industry accepts the cargo.
1037  * This fails in three cases:
1038  * 1) The station accepts the cargo because there are enough houses around it accepting the cargo.
1039  * 2) The industries in the catchment area temporarily reject the cargo, and the daily station loop has not yet updated station acceptance.
1040  * 3) The results of callbacks CBID_INDUSTRY_REFUSE_CARGO and CBID_INDTILE_CARGO_ACCEPTANCE are inconsistent. (documented behaviour)
1041  */
1042 
1043  uint accepted = 0;
1044 
1045  for (uint i = 0; i < st->industries_near.Length() && num_pieces != 0; i++) {
1046  Industry *ind = st->industries_near[i];
1047  if (ind->index == source) continue;
1048 
1049  uint cargo_index;
1050  for (cargo_index = 0; cargo_index < lengthof(ind->accepts_cargo); cargo_index++) {
1051  if (cargo_type == ind->accepts_cargo[cargo_index]) break;
1052  }
1053  /* Check if matching cargo has been found */
1054  if (cargo_index >= lengthof(ind->accepts_cargo)) continue;
1055 
1056  /* Check if industry temporarily refuses acceptance */
1057  if (IndustryTemporarilyRefusesCargo(ind, cargo_type)) continue;
1058 
1059  /* Insert the industry into _cargo_delivery_destinations, if not yet contained */
1060  _cargo_delivery_destinations.Include(ind);
1061 
1062  uint amount = min(num_pieces, 0xFFFFU - ind->incoming_cargo_waiting[cargo_index]);
1063  ind->incoming_cargo_waiting[cargo_index] += amount;
1064  num_pieces -= amount;
1065  accepted += amount;
1066  }
1067 
1068  return accepted;
1069 }
1070 
1084 static Money DeliverGoods(int num_pieces, CargoID cargo_type, StationID dest, TileIndex source_tile, byte days_in_transit, Company *company, SourceType src_type, SourceID src)
1085 {
1086  assert(num_pieces > 0);
1087 
1088  Station *st = Station::Get(dest);
1089 
1090  /* Give the goods to the industry. */
1091  uint accepted = DeliverGoodsToIndustry(st, cargo_type, num_pieces, src_type == ST_INDUSTRY ? src : INVALID_INDUSTRY);
1092 
1093  /* If this cargo type is always accepted, accept all */
1094  if (HasBit(st->always_accepted, cargo_type)) accepted = num_pieces;
1095 
1096  /* Update station statistics */
1097  if (accepted > 0) {
1101  }
1102 
1103  /* Update company statistics */
1104  company->cur_economy.delivered_cargo[cargo_type] += accepted;
1105 
1106  /* Increase town's counter for town effects */
1107  const CargoSpec *cs = CargoSpec::Get(cargo_type);
1108  st->town->received[cs->town_effect].new_act += accepted;
1109 
1110  /* Determine profit */
1111  Money profit = GetTransportedGoodsIncome(accepted, DistanceManhattan(source_tile, st->xy), days_in_transit, cargo_type);
1112 
1113  /* Update the cargo monitor. */
1114  AddCargoDelivery(cargo_type, company->index, accepted, src_type, src, st);
1115 
1116  /* Modify profit if a subsidy is in effect */
1117  if (CheckSubsidised(cargo_type, company->index, src_type, src, st)) {
1119  case 0: profit += profit >> 1; break;
1120  case 1: profit *= 2; break;
1121  case 2: profit *= 3; break;
1122  default: profit *= 4; break;
1123  }
1124  }
1125 
1126  return profit;
1127 }
1128 
1135 {
1136  const IndustrySpec *indspec = GetIndustrySpec(i->type);
1137  uint16 callback = indspec->callback_mask;
1138 
1139  i->was_cargo_delivered = true;
1141 
1143  if (HasBit(callback, CBM_IND_PRODUCTION_CARGO_ARRIVAL)) {
1145  } else {
1147  }
1148  } else {
1149  for (uint cargo_index = 0; cargo_index < lengthof(i->incoming_cargo_waiting); cargo_index++) {
1150  uint cargo_waiting = i->incoming_cargo_waiting[cargo_index];
1151  if (cargo_waiting == 0) continue;
1152 
1153  i->produced_cargo_waiting[0] = min(i->produced_cargo_waiting[0] + (cargo_waiting * indspec->input_cargo_multiplier[cargo_index][0] / 256), 0xFFFF);
1154  i->produced_cargo_waiting[1] = min(i->produced_cargo_waiting[1] + (cargo_waiting * indspec->input_cargo_multiplier[cargo_index][1] / 256), 0xFFFF);
1155 
1156  i->incoming_cargo_waiting[cargo_index] = 0;
1157  }
1158  }
1159 
1161  StartStopIndustryTileAnimation(i, IAT_INDUSTRY_RECEIVED_CARGO);
1162 }
1163 
1169  front(front),
1170  current_station(front->last_station_visited)
1171 {
1172 }
1173 
1174 CargoPayment::~CargoPayment()
1175 {
1176  if (this->CleaningPool()) return;
1177 
1178  this->front->cargo_payment = NULL;
1179 
1180  if (this->visual_profit == 0 && this->visual_transfer == 0) return;
1181 
1182  Backup<CompanyByte> cur_company(_current_company, this->front->owner, FILE_LINE);
1183 
1185  this->front->profit_this_year += (this->visual_profit + this->visual_transfer) << 8;
1186 
1187  if (this->route_profit != 0 && IsLocalCompany() && !PlayVehicleSound(this->front, VSE_LOAD_UNLOAD)) {
1188  SndPlayVehicleFx(SND_14_CASHTILL, this->front);
1189  }
1190 
1191  if (this->visual_transfer != 0) {
1192  ShowFeederIncomeAnimation(this->front->x_pos, this->front->y_pos,
1193  this->front->z_pos, this->visual_transfer, -this->visual_profit);
1194  } else if (this->visual_profit != 0) {
1195  ShowCostOrIncomeAnimation(this->front->x_pos, this->front->y_pos,
1196  this->front->z_pos, -this->visual_profit);
1197  }
1198 
1199  cur_company.Restore();
1200 }
1201 
1207 void CargoPayment::PayFinalDelivery(const CargoPacket *cp, uint count)
1208 {
1209  if (this->owner == NULL) {
1210  this->owner = Company::Get(this->front->owner);
1211  }
1212 
1213  /* Handle end of route payment */
1214  Money profit = DeliverGoods(count, this->ct, this->current_station, cp->SourceStationXY(), cp->DaysInTransit(), this->owner, cp->SourceSubsidyType(), cp->SourceSubsidyID());
1215  this->route_profit += profit;
1216 
1217  /* The vehicle's profit is whatever route profit there is minus feeder shares. */
1218  this->visual_profit += profit - cp->FeederShare(count);
1219 }
1220 
1228 {
1229  Money profit = GetTransportedGoodsIncome(
1230  count,
1231  /* pay transfer vehicle for only the part of transfer it has done: ie. cargo_loaded_at_xy to here */
1233  cp->DaysInTransit(),
1234  this->ct);
1235 
1236  profit = profit * _settings_game.economy.feeder_payment_share / 100;
1237 
1238  this->visual_transfer += profit; // accumulate transfer profits for whole vehicle
1239  return profit; // account for the (virtual) profit already made for the cargo packet
1240 }
1241 
1247 void PrepareUnload(Vehicle *front_v)
1248 {
1249  Station *curr_station = Station::Get(front_v->last_station_visited);
1250  curr_station->loading_vehicles.push_back(front_v);
1251 
1252  /* At this moment loading cannot be finished */
1254 
1255  /* Start unloading at the first possible moment */
1256  front_v->load_unload_ticks = 1;
1257 
1258  assert(front_v->cargo_payment == NULL);
1259  /* One CargoPayment per vehicle and the vehicle limit equals the
1260  * limit in number of CargoPayments. Can't go wrong. */
1263  front_v->cargo_payment = new CargoPayment(front_v);
1264 
1265  StationIDStack next_station = front_v->GetNextStoppingStation();
1266  if (front_v->orders.list == NULL || (front_v->current_order.GetUnloadType() & OUFB_NO_UNLOAD) == 0) {
1267  Station *st = Station::Get(front_v->last_station_visited);
1268  for (Vehicle *v = front_v; v != NULL; v = v->Next()) {
1269  const GoodsEntry *ge = &st->goods[v->cargo_type];
1270  if (v->cargo_cap > 0 && v->cargo.TotalCount() > 0) {
1271  v->cargo.Stage(
1273  front_v->last_station_visited, next_station,
1274  front_v->current_order.GetUnloadType(), ge,
1275  front_v->cargo_payment);
1276  if (v->cargo.UnloadCount() > 0) SetBit(v->vehicle_flags, VF_CARGO_UNLOADING);
1277  }
1278  }
1279  }
1280 }
1281 
1288 static uint GetLoadAmount(Vehicle *v)
1289 {
1290  const Engine *e = v->GetEngine();
1291  uint load_amount = e->info.load_amount;
1292 
1293  /* The default loadamount for mail is 1/4 of the load amount for passengers */
1294  bool air_mail = v->type == VEH_AIRCRAFT && !Aircraft::From(v)->IsNormalAircraft();
1295  if (air_mail) load_amount = CeilDiv(load_amount, 4);
1296 
1298  uint16 cb_load_amount = CALLBACK_FAILED;
1299  if (e->GetGRF() != NULL && e->GetGRF()->grf_version >= 8) {
1300  /* Use callback 36 */
1301  cb_load_amount = GetVehicleProperty(v, PROP_VEHICLE_LOAD_AMOUNT, CALLBACK_FAILED);
1302  } else if (HasBit(e->info.callback_mask, CBM_VEHICLE_LOAD_AMOUNT)) {
1303  /* Use callback 12 */
1304  cb_load_amount = GetVehicleCallback(CBID_VEHICLE_LOAD_AMOUNT, 0, 0, v->engine_type, v);
1305  }
1306  if (cb_load_amount != CALLBACK_FAILED) {
1307  if (e->GetGRF()->grf_version < 8) cb_load_amount = GB(cb_load_amount, 0, 8);
1308  if (cb_load_amount >= 0x100) {
1310  } else if (cb_load_amount != 0) {
1311  load_amount = cb_load_amount;
1312  }
1313  }
1314  }
1315 
1316  /* Scale load amount the same as capacity */
1317  if (HasBit(e->info.misc_flags, EF_NO_DEFAULT_CARGO_MULTIPLIER) && !air_mail) load_amount = CeilDiv(load_amount * CargoSpec::Get(v->cargo_type)->multiplier, 0x100);
1318 
1319  /* Zero load amount breaks a lot of things. */
1320  return max(1u, load_amount);
1321 }
1322 
1332 template<class Taction>
1333 bool IterateVehicleParts(Vehicle *v, Taction action)
1334 {
1335  for (Vehicle *w = v; w != NULL;
1336  w = w->HasArticulatedPart() ? w->GetNextArticulatedPart() : NULL) {
1337  if (!action(w)) return false;
1338  if (w->type == VEH_TRAIN) {
1339  Train *train = Train::From(w);
1340  if (train->IsMultiheaded() && !action(train->other_multiheaded_part)) return false;
1341  }
1342  }
1343  if (v->type == VEH_AIRCRAFT && Aircraft::From(v)->IsNormalAircraft()) return action(v->Next());
1344  return true;
1345 }
1346 
1351 {
1357  bool operator()(const Vehicle *v)
1358  {
1359  return v->cargo.StoredCount() == 0;
1360  }
1361 };
1362 
1367 {
1369  uint32 &refit_mask;
1370 
1376  PrepareRefitAction(CargoArray &consist_capleft, uint32 &refit_mask) :
1377  consist_capleft(consist_capleft), refit_mask(refit_mask) {}
1378 
1385  bool operator()(const Vehicle *v)
1386  {
1387  this->consist_capleft[v->cargo_type] -= v->cargo_cap - v->cargo.ReservedCount();
1388  this->refit_mask |= EngInfo(v->engine_type)->refit_mask;
1389  return true;
1390  }
1391 };
1392 
1397 {
1399  StationID next_hop;
1400 
1406  ReturnCargoAction(Station *st, StationID next_one) : st(st), next_hop(next_one) {}
1407 
1414  {
1415  v->cargo.Return(UINT_MAX, &this->st->goods[v->cargo_type].cargo, this->next_hop);
1416  return true;
1417  }
1418 };
1419 
1424 {
1428  bool do_reserve;
1429 
1437  FinalizeRefitAction(CargoArray &consist_capleft, Station *st, StationIDStack &next_station, bool do_reserve) :
1438  consist_capleft(consist_capleft), st(st), next_station(next_station), do_reserve(do_reserve) {}
1439 
1447  {
1448  if (this->do_reserve) {
1449  this->st->goods[v->cargo_type].cargo.Reserve(v->cargo_cap - v->cargo.RemainingCount(),
1450  &v->cargo, st->xy, this->next_station);
1451  }
1452  this->consist_capleft[v->cargo_type] += v->cargo_cap - v->cargo.RemainingCount();
1453  return true;
1454  }
1455 };
1456 
1465 static void HandleStationRefit(Vehicle *v, CargoArray &consist_capleft, Station *st, StationIDStack next_station, CargoID new_cid)
1466 {
1467  Vehicle *v_start = v->GetFirstEnginePart();
1468  if (!IterateVehicleParts(v_start, IsEmptyAction())) return;
1469 
1470  Backup<CompanyByte> cur_company(_current_company, v->owner, FILE_LINE);
1471 
1472  uint32 refit_mask = v->GetEngine()->info.refit_mask;
1473 
1474  /* Remove old capacity from consist capacity and collect refit mask. */
1475  IterateVehicleParts(v_start, PrepareRefitAction(consist_capleft, refit_mask));
1476 
1477  bool is_auto_refit = new_cid == CT_AUTO_REFIT;
1478  if (is_auto_refit) {
1479  /* Get a refittable cargo type with waiting cargo for next_station or INVALID_STATION. */
1480  CargoID cid;
1481  new_cid = v_start->cargo_type;
1482  FOR_EACH_SET_CARGO_ID(cid, refit_mask) {
1483  if (st->goods[cid].cargo.HasCargoFor(next_station)) {
1484  /* Try to find out if auto-refitting would succeed. In case the refit is allowed,
1485  * the returned refit capacity will be greater than zero. */
1486  DoCommand(v_start->tile, v_start->index, cid | 1U << 6 | 0xFF << 8 | 1U << 16, DC_QUERY_COST, GetCmdRefitVeh(v_start)); // Auto-refit and only this vehicle including artic parts.
1487  /* Try to balance different loadable cargoes between parts of the consist, so that
1488  * all of them can be loaded. Avoid a situation where all vehicles suddenly switch
1489  * to the first loadable cargo for which there is only one packet. If the capacities
1490  * are equal refit to the cargo of which most is available. This is important for
1491  * consists of only a single vehicle as those will generally have a consist_capleft
1492  * of 0 for all cargoes. */
1493  if (_returned_refit_capacity > 0 && (consist_capleft[cid] < consist_capleft[new_cid] ||
1494  (consist_capleft[cid] == consist_capleft[new_cid] &&
1495  st->goods[cid].cargo.AvailableCount() > st->goods[new_cid].cargo.AvailableCount()))) {
1496  new_cid = cid;
1497  }
1498  }
1499  }
1500  }
1501 
1502  /* Refit if given a valid cargo. */
1503  if (new_cid < NUM_CARGO && new_cid != v_start->cargo_type) {
1504  /* INVALID_STATION because in the DT_MANUAL case that's correct and in the DT_(A)SYMMETRIC
1505  * cases the next hop of the vehicle doesn't really tell us anything if the cargo had been
1506  * "via any station" before reserving. We rather produce some more "any station" cargo than
1507  * misrouting it. */
1508  IterateVehicleParts(v_start, ReturnCargoAction(st, INVALID_STATION));
1509  CommandCost cost = DoCommand(v_start->tile, v_start->index, new_cid | 1U << 6 | 0xFF << 8 | 1U << 16, DC_EXEC, GetCmdRefitVeh(v_start)); // Auto-refit and only this vehicle including artic parts.
1510  if (cost.Succeeded()) v->First()->profit_this_year -= cost.GetCost() << 8;
1511  }
1512 
1513  /* Add new capacity to consist capacity and reserve cargo */
1514  IterateVehicleParts(v_start, FinalizeRefitAction(consist_capleft, st, next_station,
1515  is_auto_refit || (v->First()->current_order.GetLoadType() & OLFB_FULL_LOAD) != 0));
1516 
1517  cur_company.Restore();
1518 }
1519 
1521  Station *st;
1522  StationIDStack *next_station;
1523 
1524  ReserveCargoAction(Station *st, StationIDStack *next_station) :
1525  st(st), next_station(next_station) {}
1526 
1527  bool operator()(Vehicle *v)
1528  {
1529  if (v->cargo_cap > v->cargo.RemainingCount()) {
1531  &v->cargo, st->xy, *next_station);
1532  }
1533 
1534  return true;
1535  }
1536 
1537 };
1538 
1547 static void ReserveConsist(Station *st, Vehicle *u, CargoArray *consist_capleft, StationIDStack *next_station)
1548 {
1549  /* If there is a cargo payment not all vehicles of the consist have tried to do the refit.
1550  * In that case, only reserve if it's a fixed refit and the equivalent of "articulated chain"
1551  * a vehicle belongs to already has the right cargo. */
1552  bool must_reserve = !u->current_order.IsRefit() || u->cargo_payment == NULL;
1553  for (Vehicle *v = u; v != NULL; v = v->Next()) {
1554  assert(v->cargo_cap >= v->cargo.RemainingCount());
1555 
1556  /* Exclude various ways in which the vehicle might not be the head of an equivalent of
1557  * "articulated chain". Also don't do the reservation if the vehicle is going to refit
1558  * to a different cargo and hasn't tried to do so, yet. */
1559  if (!v->IsArticulatedPart() &&
1560  (v->type != VEH_TRAIN || !Train::From(v)->IsRearDualheaded()) &&
1561  (v->type != VEH_AIRCRAFT || Aircraft::From(v)->IsNormalAircraft()) &&
1562  (must_reserve || u->current_order.GetRefitCargo() == v->cargo_type)) {
1563  IterateVehicleParts(v, ReserveCargoAction(st, next_station));
1564  }
1565  if (consist_capleft == NULL || v->cargo_cap == 0) continue;
1566  (*consist_capleft)[v->cargo_type] += v->cargo_cap - v->cargo.RemainingCount();
1567  }
1568 }
1569 
1577 static void UpdateLoadUnloadTicks(Vehicle *front, const Station *st, int ticks)
1578 {
1579  if (front->type == VEH_TRAIN) {
1580  /* Each platform tile is worth 2 rail vehicles. */
1581  int overhang = front->GetGroundVehicleCache()->cached_total_length - st->GetPlatformLength(front->tile) * TILE_SIZE;
1582  if (overhang > 0) {
1583  ticks <<= 1;
1584  ticks += (overhang * ticks) / 8;
1585  }
1586  }
1587  /* Always wait at least 1, otherwise we'll wait 'infinitively' long. */
1588  front->load_unload_ticks = max(1, ticks);
1589 }
1590 
1596 {
1597  assert(front->current_order.IsType(OT_LOADING));
1598 
1599  StationID last_visited = front->last_station_visited;
1600  Station *st = Station::Get(last_visited);
1601 
1602  StationIDStack next_station = front->GetNextStoppingStation();
1603  bool use_autorefit = front->current_order.IsRefit() && front->current_order.GetRefitCargo() == CT_AUTO_REFIT;
1604  CargoArray consist_capleft;
1605  if (_settings_game.order.improved_load && use_autorefit ?
1606  front->cargo_payment == NULL : (front->current_order.GetLoadType() & OLFB_FULL_LOAD) != 0) {
1607  ReserveConsist(st, front,
1608  (use_autorefit && front->load_unload_ticks != 0) ? &consist_capleft : NULL,
1609  &next_station);
1610  }
1611 
1612  /* We have not waited enough time till the next round of loading/unloading */
1613  if (front->load_unload_ticks != 0) return;
1614 
1615  if (front->type == VEH_TRAIN && (!IsTileType(front->tile, MP_STATION) || GetStationIndex(front->tile) != st->index)) {
1616  /* The train reversed in the station. Take the "easy" way
1617  * out and let the train just leave as it always did. */
1619  front->load_unload_ticks = 1;
1620  return;
1621  }
1622 
1623  int new_load_unload_ticks = 0;
1624  bool dirty_vehicle = false;
1625  bool dirty_station = false;
1626 
1627  bool completely_emptied = true;
1628  bool anything_unloaded = false;
1629  bool anything_loaded = false;
1630  uint32 full_load_amount = 0;
1631  uint32 cargo_not_full = 0;
1632  uint32 cargo_full = 0;
1633  uint32 reservation_left = 0;
1634 
1635  front->cur_speed = 0;
1636 
1637  CargoPayment *payment = front->cargo_payment;
1638 
1639  uint artic_part = 0; // Articulated part we are currently trying to load. (not counting parts without capacity)
1640  for (Vehicle *v = front; v != NULL; v = v->Next()) {
1641  if (v == front || !v->Previous()->HasArticulatedPart()) artic_part = 0;
1642  if (v->cargo_cap == 0) continue;
1643  artic_part++;
1644 
1645  GoodsEntry *ge = &st->goods[v->cargo_type];
1646 
1647  if (HasBit(v->vehicle_flags, VF_CARGO_UNLOADING) && (front->current_order.GetUnloadType() & OUFB_NO_UNLOAD) == 0) {
1648  uint cargo_count = v->cargo.UnloadCount();
1649  uint amount_unloaded = _settings_game.order.gradual_loading ? min(cargo_count, GetLoadAmount(v)) : cargo_count;
1650  bool remaining = false; // Are there cargo entities in this vehicle that can still be unloaded here?
1651 
1652  assert(payment != NULL);
1653  payment->SetCargo(v->cargo_type);
1654 
1655  if (!HasBit(ge->status, GoodsEntry::GES_ACCEPTANCE) && v->cargo.ActionCount(VehicleCargoList::MTA_DELIVER) > 0) {
1656  /* The station does not accept our goods anymore. */
1658  /* Transfer instead of delivering. */
1660  v->cargo.ActionCount(VehicleCargoList::MTA_DELIVER), INVALID_STATION);
1661  } else {
1662  uint new_remaining = v->cargo.RemainingCount() + v->cargo.ActionCount(VehicleCargoList::MTA_DELIVER);
1663  if (v->cargo_cap < new_remaining) {
1664  /* Return some of the reserved cargo to not overload the vehicle. */
1665  v->cargo.Return(new_remaining - v->cargo_cap, &ge->cargo, INVALID_STATION);
1666  }
1667 
1668  /* Keep instead of delivering. This may lead to no cargo being unloaded, so ...*/
1670  v->cargo.ActionCount(VehicleCargoList::MTA_DELIVER));
1671 
1672  /* ... say we unloaded something, otherwise we'll think we didn't unload
1673  * something and we didn't load something, so we must be finished
1674  * at this station. Setting the unloaded means that we will get a
1675  * retry for loading in the next cycle. */
1676  anything_unloaded = true;
1677  }
1678  }
1679 
1680  if (v->cargo.ActionCount(VehicleCargoList::MTA_TRANSFER) > 0) {
1681  /* Mark the station dirty if we transfer, but not if we only deliver. */
1682  dirty_station = true;
1683 
1684  if (!ge->HasRating()) {
1685  /* Upon transfering cargo, make sure the station has a rating. Fake a pickup for the
1686  * first unload to prevent the cargo from quickly decaying after the initial drop. */
1687  ge->time_since_pickup = 0;
1689  }
1690  }
1691 
1692  amount_unloaded = v->cargo.Unload(amount_unloaded, &ge->cargo, payment);
1693  remaining = v->cargo.UnloadCount() > 0;
1694  if (amount_unloaded > 0) {
1695  dirty_vehicle = true;
1696  anything_unloaded = true;
1697  new_load_unload_ticks += amount_unloaded;
1698 
1699  /* Deliver goods to the station */
1700  st->time_since_unload = 0;
1701  }
1702 
1703  if (_settings_game.order.gradual_loading && remaining) {
1704  completely_emptied = false;
1705  } else {
1706  /* We have finished unloading (cargo count == 0) */
1707  ClrBit(v->vehicle_flags, VF_CARGO_UNLOADING);
1708  }
1709 
1710  continue;
1711  }
1712 
1713  /* Do not pick up goods when we have no-load set or loading is stopped. */
1714  if (front->current_order.GetLoadType() & OLFB_NO_LOAD || HasBit(front->vehicle_flags, VF_STOP_LOADING)) continue;
1715 
1716  /* This order has a refit, if this is the first vehicle part carrying cargo and the whole vehicle is empty, try refitting. */
1717  if (front->current_order.IsRefit() && artic_part == 1) {
1718  HandleStationRefit(v, consist_capleft, st, next_station, front->current_order.GetRefitCargo());
1719  ge = &st->goods[v->cargo_type];
1720  }
1721 
1722  /* As we're loading here the following link can carry the full capacity of the vehicle. */
1723  v->refit_cap = v->cargo_cap;
1724 
1725  /* update stats */
1726  int t;
1727  switch (front->type) {
1728  case VEH_TRAIN:
1729  case VEH_SHIP:
1730  t = front->vcache.cached_max_speed;
1731  break;
1732 
1733  case VEH_ROAD:
1734  t = front->vcache.cached_max_speed / 2;
1735  break;
1736 
1737  case VEH_AIRCRAFT:
1738  t = Aircraft::From(front)->GetSpeedOldUnits(); // Convert to old units.
1739  break;
1740 
1741  default: NOT_REACHED();
1742  }
1743 
1744  /* if last speed is 0, we treat that as if no vehicle has ever visited the station. */
1745  ge->last_speed = min(t, 255);
1746  ge->last_age = min(_cur_year - front->build_year, 255);
1747  ge->time_since_pickup = 0;
1748 
1749  assert(v->cargo_cap >= v->cargo.StoredCount());
1750  /* If there's goods waiting at the station, and the vehicle
1751  * has capacity for it, load it on the vehicle. */
1752  uint cap_left = v->cargo_cap - v->cargo.StoredCount();
1753  if (cap_left > 0 && (v->cargo.ActionCount(VehicleCargoList::MTA_LOAD) > 0 || ge->cargo.AvailableCount() > 0)) {
1754  if (v->cargo.StoredCount() == 0) TriggerVehicle(v, VEHICLE_TRIGGER_NEW_CARGO);
1755  if (_settings_game.order.gradual_loading) cap_left = min(cap_left, GetLoadAmount(v));
1756 
1757  uint loaded = ge->cargo.Load(cap_left, &v->cargo, st->xy, next_station);
1758  if (v->cargo.ActionCount(VehicleCargoList::MTA_LOAD) > 0) {
1759  /* Remember if there are reservations left so that we don't stop
1760  * loading before they're loaded. */
1761  SetBit(reservation_left, v->cargo_type);
1762  }
1763 
1764  /* Store whether the maximum possible load amount was loaded or not.*/
1765  if (loaded == cap_left) {
1766  SetBit(full_load_amount, v->cargo_type);
1767  } else {
1768  ClrBit(full_load_amount, v->cargo_type);
1769  }
1770 
1771  /* TODO: Regarding this, when we do gradual loading, we
1772  * should first unload all vehicles and then start
1773  * loading them. Since this will cause
1774  * VEHICLE_TRIGGER_EMPTY to be called at the time when
1775  * the whole vehicle chain is really totally empty, the
1776  * completely_emptied assignment can then be safely
1777  * removed; that's how TTDPatch behaves too. --pasky */
1778  if (loaded > 0) {
1779  completely_emptied = false;
1780  anything_loaded = true;
1781 
1782  st->time_since_load = 0;
1783  st->last_vehicle_type = v->type;
1784 
1785  if (ge->cargo.TotalCount() == 0) {
1786  TriggerStationRandomisation(st, st->xy, SRT_CARGO_TAKEN, v->cargo_type);
1787  TriggerStationAnimation(st, st->xy, SAT_CARGO_TAKEN, v->cargo_type);
1788  AirportAnimationTrigger(st, AAT_STATION_CARGO_TAKEN, v->cargo_type);
1789  }
1790 
1791  new_load_unload_ticks += loaded;
1792 
1793  dirty_vehicle = dirty_station = true;
1794  }
1795  }
1796 
1797  if (v->cargo.StoredCount() >= v->cargo_cap) {
1798  SetBit(cargo_full, v->cargo_type);
1799  } else {
1800  SetBit(cargo_not_full, v->cargo_type);
1801  }
1802  }
1803 
1804  if (anything_loaded || anything_unloaded) {
1805  if (front->type == VEH_TRAIN) {
1807  TriggerStationAnimation(st, front->tile, SAT_TRAIN_LOADS);
1808  }
1809  }
1810 
1811  /* Only set completely_emptied, if we just unloaded all remaining cargo */
1812  completely_emptied &= anything_unloaded;
1813 
1814  if (!anything_unloaded) delete payment;
1815 
1817  if (anything_loaded || anything_unloaded) {
1819  /* The time it takes to load one 'slice' of cargo or passengers depends
1820  * on the vehicle type - the values here are those found in TTDPatch */
1821  const uint gradual_loading_wait_time[] = { 40, 20, 10, 20 };
1822 
1823  new_load_unload_ticks = gradual_loading_wait_time[front->type];
1824  }
1825  /* We loaded less cargo than possible for all cargo types and it's not full
1826  * load and we're not supposed to wait any longer: stop loading. */
1827  if (!anything_unloaded && full_load_amount == 0 && reservation_left == 0 && !(front->current_order.GetLoadType() & OLFB_FULL_LOAD) &&
1828  front->current_order_time >= (uint)max(front->current_order.GetTimetabledWait() - front->lateness_counter, 0)) {
1830  }
1831 
1832  UpdateLoadUnloadTicks(front, st, new_load_unload_ticks);
1833  } else {
1834  UpdateLoadUnloadTicks(front, st, 20); // We need the ticks for link refreshing.
1835  bool finished_loading = true;
1836  if (front->current_order.GetLoadType() & OLFB_FULL_LOAD) {
1837  if (front->current_order.GetLoadType() == OLF_FULL_LOAD_ANY) {
1838  /* if the aircraft carries passengers and is NOT full, then
1839  * continue loading, no matter how much mail is in */
1840  if ((front->type == VEH_AIRCRAFT && IsCargoInClass(front->cargo_type, CC_PASSENGERS) && front->cargo_cap > front->cargo.StoredCount()) ||
1841  (cargo_not_full && (cargo_full & ~cargo_not_full) == 0)) { // There are still non-full cargoes
1842  finished_loading = false;
1843  }
1844  } else if (cargo_not_full != 0) {
1845  finished_loading = false;
1846  }
1847 
1848  /* Refresh next hop stats if we're full loading to make the links
1849  * known to the distribution algorithm and allow cargo to be sent
1850  * along them. Otherwise the vehicle could wait for cargo
1851  * indefinitely if it hasn't visited the other links yet, or if the
1852  * links die while it's loading. */
1853  if (!finished_loading) LinkRefresher::Run(front, true, true);
1854  }
1855 
1856  SB(front->vehicle_flags, VF_LOADING_FINISHED, 1, finished_loading);
1857  }
1858 
1859  /* Calculate the loading indicator fill percent and display
1860  * In the Game Menu do not display indicators
1861  * If _settings_client.gui.loading_indicators == 2, show indicators (bool can be promoted to int as 0 or 1 - results in 2 > 0,1 )
1862  * if _settings_client.gui.loading_indicators == 1, _local_company must be the owner or must be a spectator to show ind., so 1 > 0
1863  * if _settings_client.gui.loading_indicators == 0, do not display indicators ... 0 is never greater than anything
1864  */
1865  if (_game_mode != GM_MENU && (_settings_client.gui.loading_indicators > (uint)(front->owner != _local_company && _local_company != COMPANY_SPECTATOR))) {
1866  StringID percent_up_down = STR_NULL;
1867  int percent = CalcPercentVehicleFilled(front, &percent_up_down);
1868  if (front->fill_percent_te_id == INVALID_TE_ID) {
1869  front->fill_percent_te_id = ShowFillingPercent(front->x_pos, front->y_pos, front->z_pos + 20, percent, percent_up_down);
1870  } else {
1871  UpdateFillingPercent(front->fill_percent_te_id, percent, percent_up_down);
1872  }
1873  }
1874 
1875  if (completely_emptied) {
1876  /* Make sure the vehicle is marked dirty, since we need to update the NewGRF
1877  * properties such as weight, power and TE whenever the trigger runs. */
1878  dirty_vehicle = true;
1879  TriggerVehicle(front, VEHICLE_TRIGGER_EMPTY);
1880  }
1881 
1882  if (dirty_vehicle) {
1885  front->MarkDirty();
1886  }
1887  if (dirty_station) {
1888  st->MarkTilesDirty(true);
1889  SetWindowDirty(WC_STATION_VIEW, last_visited);
1890  InvalidateWindowData(WC_STATION_LIST, last_visited);
1891  }
1892 }
1893 
1900 {
1901  /* No vehicle is here... */
1902  if (st->loading_vehicles.empty()) return;
1903 
1904  Vehicle *last_loading = NULL;
1905  std::list<Vehicle *>::iterator iter;
1906 
1907  /* Check if anything will be loaded at all. Otherwise we don't need to reserve either. */
1908  for (iter = st->loading_vehicles.begin(); iter != st->loading_vehicles.end(); ++iter) {
1909  Vehicle *v = *iter;
1910 
1911  if ((v->vehstatus & (VS_STOPPED | VS_CRASHED))) continue;
1912 
1913  assert(v->load_unload_ticks != 0);
1914  if (--v->load_unload_ticks == 0) last_loading = v;
1915  }
1916 
1917  /* We only need to reserve and load/unload up to the last loading vehicle.
1918  * Anything else will be forgotten anyway after returning from this function.
1919  *
1920  * Especially this means we do _not_ need to reserve cargo for a single
1921  * consist in a station which is not allowed to load yet because its
1922  * load_unload_ticks is still not 0.
1923  */
1924  if (last_loading == NULL) return;
1925 
1926  for (iter = st->loading_vehicles.begin(); iter != st->loading_vehicles.end(); ++iter) {
1927  Vehicle *v = *iter;
1928  if (!(v->vehstatus & (VS_STOPPED | VS_CRASHED))) LoadUnloadVehicle(v);
1929  if (v == last_loading) break;
1930  }
1931 
1932  /* Call the production machinery of industries */
1933  const Industry * const *isend = _cargo_delivery_destinations.End();
1934  for (Industry **iid = _cargo_delivery_destinations.Begin(); iid != isend; iid++) {
1936  }
1937  _cargo_delivery_destinations.Clear();
1938 }
1939 
1944 {
1947  AddInflation();
1948  RecomputePrices();
1949  }
1951  HandleEconomyFluctuations();
1952 }
1953 
1954 static void DoAcquireCompany(Company *c)
1955 {
1956  CompanyID ci = c->index;
1957 
1958  CompanyNewsInformation *cni = MallocT<CompanyNewsInformation>(1);
1960 
1961  SetDParam(0, STR_NEWS_COMPANY_MERGER_TITLE);
1962  SetDParam(1, c->bankrupt_value == 0 ? STR_NEWS_MERGER_TAKEOVER_TITLE : STR_NEWS_COMPANY_MERGER_DESCRIPTION);
1963  SetDParamStr(2, cni->company_name);
1965  SetDParam(4, c->bankrupt_value);
1966  AddCompanyNewsItem(STR_MESSAGE_NEWS_FORMAT, cni);
1967  AI::BroadcastNewEvent(new ScriptEventCompanyMerger(ci, _current_company));
1968  Game::NewEvent(new ScriptEventCompanyMerger(ci, _current_company));
1969 
1971 
1972  if (c->bankrupt_value == 0) {
1974  owner->current_loan += c->current_loan;
1975  }
1976 
1977  if (c->is_ai) AI::Stop(c->index);
1978 
1984 
1985  delete c;
1986 }
1987 
1988 extern int GetAmountOwnedBy(const Company *c, Owner owner);
1989 
1999 CommandCost CmdBuyShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
2000 {
2002  CompanyID target_company = (CompanyID)p1;
2003  Company *c = Company::GetIfValid(target_company);
2004 
2005  /* Check if buying shares is allowed (protection against modified clients)
2006  * Cannot buy own shares */
2007  if (c == NULL || !_settings_game.economy.allow_shares || _current_company == target_company) return CMD_ERROR;
2008 
2009  /* Protect new companies from hostile takeovers */
2010  if (_cur_year - c->inaugurated_year < 6) return_cmd_error(STR_ERROR_PROTECTED);
2011 
2012  /* Those lines are here for network-protection (clients can be slow) */
2013  if (GetAmountOwnedBy(c, COMPANY_SPECTATOR) == 0) return cost;
2014 
2015  if (GetAmountOwnedBy(c, COMPANY_SPECTATOR) == 1) {
2016  if (!c->is_ai) return cost; // We can not buy out a real company (temporarily). TODO: well, enable it obviously.
2017 
2018  if (GetAmountOwnedBy(c, _current_company) == 3 && !MayCompanyTakeOver(_current_company, target_company)) return_cmd_error(STR_ERROR_TOO_MANY_VEHICLES_IN_GAME);
2019  }
2020 
2021 
2022  cost.AddCost(CalculateCompanyValue(c) >> 2);
2023  if (flags & DC_EXEC) {
2024  OwnerByte *b = c->share_owners;
2025 
2026  while (*b != COMPANY_SPECTATOR) b++; // share owners is guaranteed to contain at least one COMPANY_SPECTATOR
2027  *b = _current_company;
2028 
2029  for (int i = 0; c->share_owners[i] == _current_company;) {
2030  if (++i == 4) {
2031  c->bankrupt_value = 0;
2032  DoAcquireCompany(c);
2033  break;
2034  }
2035  }
2036  InvalidateWindowData(WC_COMPANY, target_company);
2037  CompanyAdminUpdate(c);
2038  }
2039  return cost;
2040 }
2041 
2051 CommandCost CmdSellShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
2052 {
2053  CompanyID target_company = (CompanyID)p1;
2054  Company *c = Company::GetIfValid(target_company);
2055 
2056  /* Cannot sell own shares */
2057  if (c == NULL || _current_company == target_company) return CMD_ERROR;
2058 
2059  /* Check if selling shares is allowed (protection against modified clients).
2060  * However, we must sell shares of companies being closed down. */
2061  if (!_settings_game.economy.allow_shares && !(flags & DC_BANKRUPT)) return CMD_ERROR;
2062 
2063  /* Those lines are here for network-protection (clients can be slow) */
2064  if (GetAmountOwnedBy(c, _current_company) == 0) return CommandCost();
2065 
2066  /* adjust it a little to make it less profitable to sell and buy */
2067  Money cost = CalculateCompanyValue(c) >> 2;
2068  cost = -(cost - (cost >> 7));
2069 
2070  if (flags & DC_EXEC) {
2071  OwnerByte *b = c->share_owners;
2072  while (*b != _current_company) b++; // share owners is guaranteed to contain company
2073  *b = COMPANY_SPECTATOR;
2074  InvalidateWindowData(WC_COMPANY, target_company);
2075  CompanyAdminUpdate(c);
2076  }
2077  return CommandCost(EXPENSES_OTHER, cost);
2078 }
2079 
2092 CommandCost CmdBuyCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
2093 {
2094  CompanyID target_company = (CompanyID)p1;
2095  Company *c = Company::GetIfValid(target_company);
2096  if (c == NULL) return CMD_ERROR;
2097 
2098  /* Disable takeovers when not asked */
2099  if (!HasBit(c->bankrupt_asked, _current_company)) return CMD_ERROR;
2100 
2101  /* Disable taking over the local company in single player */
2102  if (!_networking && _local_company == c->index) return CMD_ERROR;
2103 
2104  /* Do not allow companies to take over themselves */
2105  if (target_company == _current_company) return CMD_ERROR;
2106 
2107  /* Disable taking over when not allowed. */
2108  if (!MayCompanyTakeOver(_current_company, target_company)) return CMD_ERROR;
2109 
2110  /* Get the cost here as the company is deleted in DoAcquireCompany. */
2111  CommandCost cost(EXPENSES_OTHER, c->bankrupt_value);
2112 
2113  if (flags & DC_EXEC) {
2114  DoAcquireCompany(c);
2115  }
2116  return cost;
2117 }
Used for iterations.
Definition: rail_type.h:35
Functions related to OTTD&#39;s strings.
void TriggerStationRandomisation(Station *st, TileIndex tile, StationRandomTrigger trigger, CargoID cargo_type)
Trigger station randomisation.
void ChangeTileOwner(TileIndex tile, Owner old_owner, Owner new_owner)
Change the owner of a tile.
Definition: landscape.cpp:520
byte infl_amount_pr
inflation rate for payment rates
Definition: economy_type.h:26
static bool IsLocalCompany()
Is the current company the local company?
Definition: company_func.h:45
uint RemainingCount() const
Returns the sum of cargo to be kept in the vehicle at the current station.
Definition: cargopacket.h:402
Vehicle * Previous() const
Get the previous vehicle of this vehicle.
Definition: vehicle_base.h:589
Vehicle is stopped by the player.
Definition: vehicle_base.h:33
Money Prices[PR_END]
Prices of everything.
Definition: economy_type.h:146
void AddTrackToSignalBuffer(TileIndex tile, Track track, Owner owner)
Add track to signal update buffer.
Definition: signal.cpp:582
int CompanyServiceInterval(const Company *c, VehicleType type)
Get the service interval for the given company and vehicle type.
Trigger station when cargo is completely taken.
VehicleCargoList cargo
The cargo this vehicle is carrying.
Definition: vehicle_base.h:309
GameSettings _settings_game
Game settings of a running game or the scenario editor.
Definition: settings.cpp:77
static void NewEvent(class ScriptEvent *event)
Queue a new event for a Game Script.
Definition: game_core.cpp:134
used in multiplayer to create a new companies etc.
Definition: command_type.h:279
static Titem * GetIfValid(size_t index)
Returns Titem with given index.
Definition: pool_type.hpp:257
IndustryVector industries_near
Cached list of industries near the station that can accept cargo,.
Definition: station_base.h:475
const ScoreInfo _score_info[]
Score info, values used for computing the detailed performance rating.
Definition: economy.cpp:85
Money value
Value of the vehicle.
Definition: vehicle_base.h:241
bool _networking
are we in networking mode?
Definition: network.cpp:56
bool operator()(Vehicle *v)
Reserve cargo from the station and update the remaining consist capacities with the vehicle&#39;s remaini...
Definition: economy.cpp:1446
Functions for NewGRF engines.
static void CompaniesGenStatistics()
Update the finances of all companies.
Definition: economy.cpp:655
void FillData(const struct Company *c, const struct Company *other=NULL)
Fill the CompanyNewsInformation struct with the required data.
static const uint CALLBACK_FAILED
Different values for Callback result evaluations.
void LoadUnloadStation(Station *st)
Load/unload the vehicles in this station according to the order they entered.
Definition: economy.cpp:1899
virtual void MarkDirty()
Marks the vehicles to be redrawn and updates cached variables.
Definition: vehicle_base.h:364
TransportedCargoStat< uint16 > received[NUM_TE]
Cargo statistics about received cargotypes.
Definition: town.h:80
byte infl_amount
inflation amount
Definition: economy_type.h:25
Definition of link refreshing utility.
Station * st
Station to give the returned cargo to.
Definition: economy.cpp:1398
Automatically choose cargo type when doing auto refitting.
Definition: cargo_type.h:68
Minimal stack that uses a pool to avoid pointers.
Money start_price
Default value at game start, before adding multipliers.
Definition: economy_type.h:185
static int32 BigMulS(const int32 a, const int32 b, const uint8 shift)
Multiply two integer values and shift the results to right.
Definition: economy.cpp:75
void SetWindowDirty(WindowClass cls, WindowNumber number)
Mark window as dirty (in need of repainting)
Definition: window.cpp:3120
RailType
Enumeration for all possible railtypes.
Definition: rail_type.h:29
Vehicle * GetFirstEnginePart()
Get the first part of an articulated engine.
Definition: vehicle_base.h:920
static uint DeliverGoodsToIndustry(const Station *st, CargoID cargo_type, uint num_pieces, IndustryID source)
Transfer goods from station to industry.
Definition: economy.cpp:1034
byte GetCount() const
Get the amount of cargos that have an amount.
Definition: cargo_type.h:127
EconomySettings economy
settings to change the economy
Vehicle has finished loading.
Definition: vehicle_base.h:44
static Titem * Get(size_t index)
Returns Titem with given index.
Definition: pool_type.hpp:246
int32 performance_history
Company score (scale 0-1000)
Definition: company_base.h:27
Functions related to dates.
static const Year ORIGINAL_MAX_YEAR
The maximum year of the original TTD.
Definition: date_type.h:55
CompanyByte exclusivity
which company has exclusivity
Definition: town.h:75
Cargo has been delivered.
Company * owner
The owner of the vehicle.
Definition: economy_base.h:33
uint32 GetRailTotal() const
Get total sum of all owned track bits.
Definition: company_base.h:40
Base for the train class.
static uint MapLogX()
Logarithm of the map size along the X side.
Definition: map_func.h:53
Year inaugurated_year
Year of starting the company.
Definition: company_base.h:79
static bool HasSignalOnTrack(TileIndex tile, Track track)
Checks for the presence of signals (either way) on the given track on the given rail tile...
Definition: rail_map.h:414
static T SetBit(T &x, const uint8 y)
Set a bit in a variable.
uint32 & refit_mask
Bitmask of possible refit cargoes.
Definition: economy.cpp:1369
change the server interval of a vehicle
Definition: command_type.h:231
Track
These are used to specify a single track.
Definition: track_type.h:21
uint16 cur_speed
current speed
Definition: vehicle_base.h:293
static Money DeliverGoods(int num_pieces, CargoID cargo_type, StationID dest, TileIndex source_tile, byte days_in_transit, Company *company, SourceType src_type, SourceID src)
Delivers goods to industries/towns and calculates the payment.
Definition: economy.cpp:1084
query cost only, don&#39;t build.
Definition: command_type.h:344
static const CommandCost CMD_ERROR
Define a default return value for a failed command.
Definition: command_func.h:25
Replace vehicle window; Window numbers:
Definition: window_type.h:213
uint64 inflation_prices
Cumulated inflation of prices since game start; 16 bit fractional part.
Definition: economy_type.h:29
Set when cargo was delivered for final delivery during the current STATION_ACCEPTANCE_TICKS interval...
Definition: station_base.h:211
uint16 _returned_refit_capacity
Stores the capacity after a refit operation.
Definition: vehicle.cpp:86
Used for iterations.
Definition: road_type.h:26
Specification of a cargo type.
Definition: cargotype.h:56
Money FeederShare() const
Gets the amount of money already paid to earlier vehicles in the feeder chain.
Definition: cargopacket.h:111
OrderList * list
Pointer to the order list for this vehicle.
Definition: vehicle_base.h:321
byte block_preview
Number of quarters that the company is not allowed to get new exclusive engine previews (see Companie...
Definition: company_base.h:72
byte interest_rate
Interest.
Definition: economy_type.h:24
CompanyMask bankrupt_asked
which companies were asked about buying it?
Definition: company_base.h:82
Functions related to vehicles.
Set when cargo was delivered for final delivery this month.
Definition: station_base.h:205
uint16 callback_mask
Bitmask of industry callbacks that have to be called.
Definition: industrytype.h:133
uint32 current_order_time
How many ticks have passed since this order started.
Definition: base_consist.h:23
uint TotalCount() const
Returns total count of cargo at the station, including cargo which is already reserved for loading...
Definition: cargopacket.h:541
Struct about goals, current and completed.
Definition: goal_base.h:23
Price
Enumeration of all base prices for use with Prices.
Definition: economy_type.h:67
CommandCost CmdBuyShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Acquire shares in an opposing company.
Definition: economy.cpp:1999
Build vehicle; Window numbers:
Definition: window_type.h:378
PrepareRefitAction(CargoArray &consist_capleft, uint32 &refit_mask)
Create a refit preparation action.
Definition: economy.cpp:1376
Vehicle data structure.
Definition: vehicle_base.h:212
Called to calculate the income of delivered cargo.
void Clear()
Remove all items from the list.
Action for returning reserved cargo.
Definition: economy.cpp:1396
void Change(const U &new_value)
Change the value of the variable.
Definition: backup_type.hpp:86
Defines the internal data of a functional industry.
Definition: industry.h:39
const T * Begin() const
Get the pointer to the first item (const)
custom profit calculation
DifficultySettings difficulty
settings related to the difficulty
static void BroadcastNewEvent(ScriptEvent *event, CompanyID skip_company=MAX_COMPANIES)
Broadcast a new event to all active AIs.
Definition: ai_core.cpp:258
Stores station stats for a single cargo.
Definition: station_base.h:170
Tindex index
Index of this pool item.
Definition: pool_type.hpp:147
void IndustryProductionCallback(Industry *ind, int reason)
Get the industry production callback and apply it to the industry.
static Money SignalMaintenanceCost(uint32 num)
Calculates the maintenance cost of a number of signals.
Definition: rail.h:410
byte months_of_bankruptcy
Number of months that the company is unable to pay its debts.
Definition: company_base.h:81
This must always be the last entry.
Definition: economy_type.h:49
TileIndex SourceStationXY() const
Gets the coordinates of the cargo&#39;s source station.
Definition: cargopacket.h:169
Payment rates graph; Window numbers:
Definition: window_type.h:560
Company value graph; Window numbers:
Definition: window_type.h:548
byte subsidy_multiplier
amount of subsidy
Definition: settings_type.h:64
static SigSegState UpdateSignalsInBuffer(Owner owner)
Updates blocks in _globset buffer.
Definition: signal.cpp:472
Vehicle is unloading cargo.
Definition: vehicle_base.h:45
bool IsMultiheaded() const
Check if the vehicle is a multiheaded engine.
Base for aircraft.
Representation of a waypoint.
Definition: waypoint_base.h:18
StationID last_station_visited
The last station we stopped at.
Definition: vehicle_base.h:302
The client is spectating.
Definition: company_type.h:37
Simple vector template class.
void MarkTilesDirty(bool cargo_change) const
Marks the tiles of the station as dirty.
Definition: station.cpp:203
Data that needs to be stored for company news messages.
Definition: news_type.h:163
A railway.
Definition: tile_type.h:44
Money GetCost() const
The costs as made up to this moment.
Definition: command_type.h:84
initial rating
Definition: town_type.h:46
byte was_cargo_delivered
flag that indicate this has been the closest industry chosen for cargo delivery by a station...
Definition: industry.h:59
Refit preparation action.
Definition: economy.cpp:1366
static uint MapLogY()
Logarithm of the map size along the y side.
Definition: map_func.h:64
int32 lateness_counter
How many ticks late (or early if negative) this vehicle is.
Definition: base_consist.h:24
FinalizeRefitAction(CargoArray &consist_capleft, Station *st, StationIDStack &next_station, bool do_reserve)
Create a finalizing action.
Definition: economy.cpp:1437
uint32 station
Count of company owned station tiles.
Definition: company_base.h:36
Common return value for all commands.
Definition: command_type.h:25
StationIDStack & next_station
Next hops to reserve cargo for.
Definition: economy.cpp:1427
RoadType
The different roadtypes we support.
Definition: road_type.h:22
StationCargoList cargo
The cargo packets of cargo waiting in this station.
Definition: station_base.h:255
static T max(const T a, const T b)
Returns the maximum of two values.
Definition: math_func.hpp:26
Town * town
The town this station is associated with.
static void UpdateLoadUnloadTicks(Vehicle *front, const Station *st, int ticks)
Update the vehicle&#39;s load_unload_ticks, the time it will wait until it tries to load or unload again...
Definition: economy.cpp:1577
bool HasRating() const
Does this cargo have a rating at this station?
Definition: station_base.h:273
byte vehstatus
Status.
Definition: vehicle_base.h:317
uint32 max_loan
the maximum initial loan
Definition: settings_type.h:59
Types related to cargoes...
Year _cur_year
Current year, starting at 0.
Definition: date.cpp:26
uint StoredCount() const
Returns sum of cargo on board the vehicle (ie not only reserved).
Definition: cargopacket.h:366
uint16 incoming_cargo_waiting[3]
incoming cargo waiting to be processed
Definition: industry.h:44
bool improved_load
improved loading algorithm
uint Return(uint max_move, StationCargoList *dest, StationID next_station)
Returns reserved cargo to the station and removes it from the cache.
bool infrastructure_maintenance
enable monthly maintenance fee for owner infrastructure
static Aircraft * From(Vehicle *v)
Converts a Vehicle to SpecializedVehicle with type checking.
Tstorage new_act
Actually transported this month.
Definition: town_type.h:116
static const int MIN_PRICE_MODIFIER
Maximum NewGRF price modifiers.
Definition: economy_type.h:209
uint16 cached_max_speed
Maximum speed of the consist (minimum of the max speed of all vehicles in the consist).
Definition: vehicle_base.h:123
CompanySettings settings
settings specific for each company
Definition: company_base.h:121
const T * End() const
Get the pointer behind the last valid item (const)
Trigger platform when train loads/unloads.
Generates sequence of free UnitID numbers.
const Engine * GetEngine() const
Retrieves the engine of the vehicle.
Definition: vehicle.cpp:743
uint Load(uint max_move, VehicleCargoList *dest, TileIndex load_place, StationIDStack next)
Loads cargo onto a vehicle.
void DeleteCompanyWindows(CompanyID company)
Delete all windows of a company.
Definition: window.cpp:1172
bool IsNormalAircraft() const
Check if the aircraft type is a normal flying device; eg not a rotor or a shadow. ...
Definition: aircraft.h:121
static const uint TILE_SIZE
Tile size in world coordinates.
Definition: tile_type.h:15
GoodsEntry goods[NUM_CARGO]
Goods at this station.
Definition: station_base.h:472
uint32 industry_daily_increment
The value which will increment industry_daily_change_counter. Computed value. NOSAVE.
Definition: economy_type.h:28
bool operator()(const Vehicle *v)
Checks if the vehicle has stored cargo.
Definition: economy.cpp:1357
Money GetPrice(Price index, uint cost_factor, const GRFFile *grf_file, int shift)
Determine a certain price.
Definition: economy.cpp:958
CargoArray & consist_capleft
Capacities left in the consist.
Definition: economy.cpp:1425
void AddCost(const Money &cost)
Adds the given cost to the cost of the command.
Definition: command_type.h:64
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.
bool IndustryTemporarilyRefusesCargo(Industry *ind, CargoID cargo_type)
Check whether an industry temporarily refuses to accept a certain cargo.
uint32 GetGRFID() const
Retrieve the GRF ID of the NewGRF the engine is tied to.
Definition: engine.cpp:162
uint16 servint_ships
service interval for ships
Money profit_last_year
Profit last year << 8, low 8 bits are fract.
Definition: vehicle_base.h:240
CargoID ct
The currently handled cargo type.
Definition: economy_base.h:35
void InitializeEconomy()
Resets economy to initial values.
Definition: economy.cpp:943
Class to backup a specific variable and restore it later.
Definition: backup_type.hpp:23
CompanyByte _local_company
Company controlled by the human player at this client. Can also be COMPANY_SPECTATOR.
Definition: company_cmd.cpp:46
company bankrupts, skip money check, skip vehicle on tile check in some cases
Definition: command_type.h:348
bool allow_shares
allow the buying/selling of shares
uint32 always_accepted
Bitmask of always accepted cargo types (by houses, HQs, industry tiles when industry doesn&#39;t accept c...
Definition: station_base.h:473
char company_name[64]
The name of the company.
Definition: news_type.h:164
void AddCargoDelivery(CargoID cargo_type, CompanyID company, uint32 amount, SourceType src_type, SourceID src, const Station *st)
Cargo was delivered to its final destination, update the pickup and delivery maps.
uint16 multiplier
Capacity multiplier for vehicles. (8 fractional bits)
Definition: cargotype.h:62
PriceMultipliers price_base_multipliers
Price base multipliers as set by the grf.
Definition: newgrf.h:139
Income graph; Window numbers:
Definition: window_type.h:524
Money expenses
The amount of expenses.
Definition: company_base.h:25
static const size_t MAX_SIZE
Make template parameter accessible from outside.
Definition: pool_type.hpp:87
SourceID SourceSubsidyID() const
Gets the ID of the cargo&#39;s source.
Definition: cargopacket.h:151
TextEffectID fill_percent_te_id
a text-effect id to a loading indicator object
Definition: vehicle_base.h:290
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:3238
TrackBits
Bitfield corresponding to Track.
Definition: track_type.h:41
TextEffectID ShowFillingPercent(int x, int y, int z, uint8 percent, StringID string)
Display vehicle loading indicators.
Definition: misc_gui.cpp:602
uint16 cargo_cap
total capacity
Definition: vehicle_base.h:307
void SetPriceBaseMultiplier(Price price, int factor)
Change a price base by the given factor.
Definition: economy.cpp:899
static bool IsTileOwner(TileIndex tile, Owner owner)
Checks if a tile belongs to the given owner.
Definition: tile_map.h:207
void SetDParamStr(uint n, const char *str)
This function is used to "bind" a C string to a OpenTTD dparam slot.
Definition: strings.cpp:279
Aircraft vehicle type.
Definition: vehicle_type.h:27
Struct about stories, current and completed.
Definition: story_base.h:70
Some methods of Pool are placed here in order to reduce compilation time and binary size...
Vehicle is crashed.
Definition: vehicle_base.h:39
uint32 signal
Count of company owned signals.
Definition: company_base.h:33
virtual bool IsPrimaryVehicle() const
Whether this is the primary vehicle in the chain.
Definition: vehicle_base.h:434
static bool IsTileType(TileIndex tile, TileType type)
Checks if a tile is a give tiletype.
Definition: tile_map.h:143
Triggered when a cargo type is completely removed from the station (for all tiles at the same time)...
How many scores are there..
Definition: economy_type.h:50
bool MayCompanyTakeOver(CompanyID cbig, CompanyID csmall)
May company cbig buy company csmall?
byte num_valid_stat_ent
Number of valid statistical entries in old_economy.
Definition: company_base.h:99
static void LoadUnloadVehicle(Vehicle *front)
Loads/unload the vehicle if possible.
Definition: economy.cpp:1595
UnitID unitnumber
unit number, for display purposes only
Definition: vehicle_base.h:291
CommandCost DoCommand(const CommandContainer *container, DoCommandFlag flags)
Shorthand for calling the long DoCommand with a container.
Definition: command.cpp:436
This indicates whether a cargo has a rating at the station.
Definition: station_base.h:187
uint Length() const
Get the number of items in the list.
byte DaysInTransit() const
Gets the number of days this cargo has been in transit.
Definition: cargopacket.h:133
Vehicle * front
The front vehicle to do the payment of.
Definition: economy_base.h:27
uint16 produced_cargo_waiting[2]
amount of cargo produced per cargo
Definition: industry.h:43
bool IsRefit() const
Is this order a refit order.
Definition: order_base.h:110
Price is affected by "construction cost" difficulty setting.
Definition: economy_type.h:178
int16 ratings[MAX_COMPANIES]
ratings of each company for this town
Definition: town.h:77
VehicleDefaultSettings vehicle
default settings for vehicles
GroundVehicleCache * GetGroundVehicleCache()
Access the ground vehicle cache of the vehicle.
Definition: vehicle.cpp:2797
CommandCost CmdBuyCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Buy up another company.
Definition: economy.cpp:2092
Do not load anything.
Definition: order_type.h:72
Don&#39;t load anymore during the next load cycle.
Definition: vehicle_base.h:50
bool IsType(OrderType type) const
Check whether this order is of the given type.
Definition: order_base.h:63
DoCommandFlag
List of flags for a command.
Definition: command_type.h:340
Money current_loan
Amount of money borrowed from the bank.
Definition: company_base.h:66
Money PayTransfer(const CargoPacket *cp, uint count)
Handle payment for transfer of the given cargo packet.
Definition: economy.cpp:1227
byte callback_mask
Bitmask of vehicle callbacks that have to be called.
Definition: engine_type.h:143
ClientSettings _settings_client
The current settings for this game.
Definition: settings.cpp:76
bool operator()(const Vehicle *v)
Prepares for refitting of a vehicle, subtracting its free capacity from consist_capleft and adding th...
Definition: economy.cpp:1385
byte status
Status of this cargo, see GoodsEntryStatus.
Definition: station_base.h:226
Money visual_profit
The visual profit to show.
Definition: economy_base.h:29
void UpdateCompanyHQ(TileIndex tile, uint score)
Update the CompanyHQ to the state associated with the given score.
Definition: object_cmd.cpp:157
Money AirportMaintenanceCost(Owner owner)
Calculates the maintenance cost of all airports of a company.
Definition: station.cpp:558
bool Succeeded() const
Did this command succeed?
Definition: command_type.h:152
Container for cargo from the same location and time.
Definition: cargopacket.h:44
void PrepareUnload(Vehicle *front_v)
Prepare the vehicle to be unloaded.
Definition: economy.cpp:1247
const IndustrySpec * GetIndustrySpec(IndustryType thistype)
Accessor for array _industry_specs.
TileIndex location_of_HQ
Northern tile of HQ; INVALID_TILE when there is none.
Definition: company_base.h:74
Definition of base types and functions in a cross-platform compatible way.
virtual ExpensesType GetExpenseType(bool income) const
Sets the expense type associated to this vehicle type.
Definition: vehicle_base.h:424
void NetworkClientsToSpectators(CompanyID cid)
Move the clients of a company to the spectators.
uint32 road[ROADTYPE_END]
Count of company owned track bits for each road type.
Definition: company_base.h:32
A number of safeguards to prevent using unsafe methods.
void SetLocalCompany(CompanyID new_company)
Sets the local company and updates the settings that are set on a per-company basis to reflect the co...
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:28
IndustryType type
type of industry.
Definition: industry.h:55
Base of waypoints.
void PayFinalDelivery(const CargoPacket *cp, uint count)
Handle payment for final delivery of the given cargo packet.
Definition: economy.cpp:1207
bool inflation
disable inflation
static uint CeilDiv(uint a, uint b)
Computes ceil(a / b) for non-negative a and b.
Definition: math_func.hpp:316
CargoID accepts_cargo[3]
3 input cargo slots
Definition: industry.h:47
int score
How much score it will give.
Definition: economy_type.h:60
uint8 callback_mask
Bitmask of cargo callbacks that have to be called.
Definition: cargotype.h:69
Money route_profit
The amount of money to add/remove from the bank account.
Definition: economy_base.h:28
Station * st
Station to reserve cargo from.
Definition: economy.cpp:1426
Operating profit graph; Window numbers:
Definition: window_type.h:530
Company league window; Window numbers:
Definition: window_type.h:554
CargoID cargo_type
type of cargo this vehicle is carrying
Definition: vehicle_base.h:305
CargoPayment()
Constructor for pool saveload.
Definition: economy_base.h:38
GUI Functions related to companies.
Trigger when cargo is received .
uint16 load_unload_ticks
Ticks to wait before starting next cycle.
Definition: vehicle_base.h:325
Normal news item. (Newspaper with text only)
Definition: news_type.h:93
CompanyByte awarded
Subsidy is awarded to this company; INVALID_COMPANY if it&#39;s not awarded to anyone.
Definition: subsidy_base.h:27
Money CalculateCompanyValue(const Company *c, bool including_loan)
Calculate the value of the company.
Definition: economy.cpp:113
byte misc_flags
Miscellaneous flags.
Definition: engine_type.h:142
byte vehicle_costs
amount of money spent on vehicle running cost
Definition: settings_type.h:61
TileIndex tile
Current tile index.
Definition: vehicle_base.h:230
Road vehicle list; Window numbers:
Definition: window_type.h:309
Defines the data structure for constructing industry.
Definition: industrytype.h:101
void ClearCargoPickupMonitoring(CompanyID company)
Clear all pick-up cargo monitors.
static void CountVehicle(const Vehicle *v, int delta)
Update num_vehicle when adding or removing a vehicle.
Definition: group_cmd.cpp:138
bool is_ai
If true, the company is (also) controlled by the computer (a NoAI program).
Definition: company_base.h:94
The tile has no ownership.
Definition: company_type.h:27
bool HasArticulatedPart() const
Check if an engine has an articulated part.
Definition: vehicle_base.h:900
Money money
Money owned by the company.
Definition: company_base.h:64
Station view; Window numbers:
Definition: window_type.h:340
OrderLoadFlags GetLoadType() const
How must the consist be loaded?
Definition: order_base.h:129
Basic functions/variables used all over the place.
bool IsRearDualheaded() const
Tell if we are dealing with the rear end of a multiheaded engine.
StationFacilityByte facilities
The facilities that this station has.
bool DoCommandP(const CommandContainer *container, bool my_cmd)
Shortcut for the long DoCommandP when having a container with the data.
Definition: command.cpp:527
Industry view; Window numbers:
Definition: window_type.h:358
#define lengthof(x)
Return the length of an fixed size array.
Definition: depend.cpp:42
byte last_speed
Maximum speed (up to 255) of the last vehicle that tried to load this cargo.
Definition: station_base.h:246
static void ReserveConsist(Station *st, Vehicle *u, CargoArray *consist_capleft, StationIDStack *next_station)
Reserves cargo if the full load order and improved_load is set or if the current order allows autoref...
Definition: economy.cpp:1547
Road vehicle type.
Definition: vehicle_type.h:25
CommandCost CmdSellShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Sell shares in an opposing company.
Definition: economy.cpp:2051
SourceType SourceSubsidyType() const
Gets the type of the cargo&#39;s source.
Definition: cargopacket.h:142
uint Reserve(uint max_move, VehicleCargoList *dest, TileIndex load_place, StationIDStack next)
Reserves cargo for loading onto the vehicle.
static T min(const T a, const T b)
Returns the minimum of two values.
Definition: math_func.hpp:42
#define MAX_UVALUE(type)
The largest value that can be entered in a variable.
Definition: stdafx.h:515
static bool EconomyIsInRecession()
Is the economy in recession?
Definition: economy_func.h:49
Helper class to perform the cargo payment.
Definition: economy_base.h:26
Deliver the cargo to some town or industry.
Definition: cargopacket.h:230
static bool IsCargoInClass(CargoID c, CargoClass cc)
Does cargo c have cargo class cc?
Definition: cargotype.h:150
bool CheckSubsidised(CargoID cargo_type, CompanyID company, SourceType src_type, SourceID src, const Station *st)
Tests whether given delivery is subsidised and possibly awards the subsidy to delivering company...
Definition: subsidy.cpp:548
Functions related to sound.
static void RemoveAllEngineReplacementForCompany(Company *c)
Remove all engine replacement settings for the given company.
void ChangeOwnershipOfCompanyItems(Owner old_owner, Owner new_owner)
Change the ownership of all the items of a company.
Definition: economy.cpp:289
static const Year ORIGINAL_BASE_YEAR
The minimum starting year/base year of the original TTD.
Definition: date_type.h:51
uint32 StringID
Numeric value that represents a string, independent of the selected language.
Definition: strings_type.h:18
Money max_loan
NOSAVE: Maximum possible loan.
Definition: economy_type.h:22
void CompanyAdminUpdate(const Company *company)
Called whenever company related information changes in order to notify admins.
Vehicle * First() const
Get the first vehicle of this vehicle chain.
Definition: vehicle_base.h:595
NewGRF handling of industry tiles.
The max score that can be in the performance history.
Definition: economy_type.h:52
Data of the economy.
Definition: economy_type.h:21
byte last_age
Age in years (up to 255) of the last vehicle that tried to load this cargo.
Definition: station_base.h:252
CompanyByte company
StoryPage is for a specific company; INVALID_COMPANY if it is global.
Definition: story_base.h:73
Action for finalizing a refit.
Definition: economy.cpp:1423
void UpdateLevelCrossing(TileIndex tile, bool sound=true)
Sets correct crossing state.
Definition: train_cmd.cpp:1699
static void Stop(CompanyID company)
Stop a company to be controlled by an AI.
Definition: ai_core.cpp:101
Maximum number of companies.
Definition: company_type.h:25
void ClearCargoDeliveryMonitoring(CompanyID company)
Clear all delivery cargo monitors.
ReturnCargoAction(Station *st, StationID next_one)
Construct a cargo return action.
Definition: economy.cpp:1406
int16 bankrupt_timeout
If bigger than 0, amount of time to wait for an answer on an offer to buy this company.
Definition: company_base.h:83
bool IterateVehicleParts(Vehicle *v, Taction action)
Iterate the articulated parts of a vehicle, also considering the special cases of "normal" aircraft a...
Definition: economy.cpp:1333
Year build_year
Year the vehicle has been built.
Definition: vehicle_base.h:257
bool PlayVehicleSound(const Vehicle *v, VehicleSoundEvent event)
Checks whether a NewGRF wants to play a different vehicle sound effect.
Transfer all cargo onto the platform.
Definition: order_type.h:61
NewGRF handling of airport tiles.
#define return_cmd_error(errcode)
Returns from a function with a specific StringID as error.
Definition: command_func.h:35
StationID next_hop
Next hop the cargo should be assigned to.
Definition: economy.cpp:1399
Base class for all pools.
Definition: pool_type.hpp:83
Station list; Window numbers:
Definition: window_type.h:297
Ship vehicle type.
Definition: vehicle_type.h:26
static bool HasSignals(TileIndex t)
Checks if a rail tile has signals.
Definition: rail_map.h:73
static T Clamp(const T a, const T min, const T max)
Clamp a value between an interval.
Definition: math_func.hpp:139
OrderUnloadFlags GetUnloadType() const
How must the consist be unloaded?
Definition: order_base.h:131
uint16 input_cargo_multiplier[3][2]
Input cargo multipliers (multiply amount of incoming cargo for the produced cargoes) ...
Definition: industrytype.h:117
Struct about subsidies, offered and awarded.
Definition: subsidy_base.h:24
&#39;Train&#39; is either a loco or a wagon.
Definition: train.h:88
SourceType
Types of cargo source and destination.
Definition: cargo_type.h:139
Performance detail window; Window numbers:
Definition: window_type.h:566
bool IsEngineCountable() const
Check if a vehicle is counted in num_engines in each company struct.
Definition: vehicle.cpp:710
void UpdateFillingPercent(TextEffectID te_id, uint8 percent, StringID string)
Update vehicle loading indicators.
Definition: misc_gui.cpp:617
Month _cur_month
Current month (0..11)
Definition: date.cpp:27
OwnerByte owner
The owner of this station.
static TrackBits GetTrackBits(TileIndex tile)
Gets the track bits of the given tile.
Definition: rail_map.h:137
#define INSTANTIATE_POOL_METHODS(name)
Force instantiation of pool methods so we don&#39;t get linker errors.
Definition: pool_func.hpp:224
CompanyInfrastructure infrastructure
NOSAVE: Counts of company owned infrastructure.
Definition: company_base.h:125
uint32 rail[RAILTYPE_END]
Count of company owned track bits for each rail type.
Definition: company_base.h:34
static void TriggerIndustryProduction(Industry *i)
Inform the industry about just delivered cargo DeliverGoodsToIndustry() silently incremented incoming...
Definition: economy.cpp:1134
execute the given command
Definition: command_type.h:342
Company infrastructure overview; Window numbers:
Definition: window_type.h:572
static bool CleaningPool()
Returns current state of pool cleaning - yes or no.
Definition: pool_type.hpp:225
Set when a vehicle ever delivered cargo to the station for final delivery.
Definition: station_base.h:193
static uint GetLoadAmount(Vehicle *v)
Gets the amount of cargo the given vehicle can load in the current tick.
Definition: economy.cpp:1288
Price Bases.
static int32 ClampToI32(const int64 a)
Reduce a signed 64-bit int to a signed 32-bit one.
Definition: math_func.hpp:203
Functions related to companies.
void TriggerIndustry(Industry *ind, IndustryTileTrigger trigger)
Trigger a random trigger for all industry tiles.
TileIndex LoadedAtXY() const
Gets the coordinates of the cargo&#39;s last loading station.
Definition: cargopacket.h:178
static StationID GetStationIndex(TileIndex t)
Get StationID from a tile.
Definition: station_map.h:29
void SetCargo(CargoID ct)
Sets the currently handled cargo type.
Definition: economy_base.h:49
uint16 GetTimetabledWait() const
Get the time in ticks a vehicle should wait at the destination or 0 if it&#39;s not timetabled.
Definition: order_base.h:181
static uint MapSize()
Get the size of the map.
Definition: map_func.h:94
TownEffect town_effect
The effect that delivering this cargo type has on towns. Also affects destination of subsidies...
Definition: cargotype.h:67
void ErrorUnknownCallbackResult(uint32 grfid, uint16 cbid, uint16 cb_res)
Record that a NewGRF returned an unknown/invalid callback result.
Class for storing amounts of cargo.
Definition: cargo_type.h:74
Determine the amount of cargo to load per unit of time when using gradual loading.
Used for iterations.
Definition: road_type.h:23
Base class for engines.
static const uint MAX_HISTORY_QUARTERS
The maximum number of quarters kept as performance&#39;s history.
Definition: company_type.h:44
Header file for NewGRF stations.
static void CompanyCheckBankrupt(Company *c)
Check for bankruptcy of a company.
Definition: economy.cpp:571
static T ClrBit(T &x, const uint8 y)
Clears a bit in a variable.
void CompaniesMonthlyLoop()
Monthly update of the economic data (of the companies as well as economic fluctuations).
Definition: economy.cpp:1943
GUISettings gui
settings related to the GUI
const GRFFile * GetGRF() const
Retrieve the NewGRF the engine is tied to.
Definition: engine_base.h:140
Subsidy base class.
CompanyByte company
Goal is for a specific company; INVALID_COMPANY if it is global.
Definition: goal_base.h:24
static Track RemoveFirstTrack(TrackBits *tracks)
Removes first Track from TrackBits and returns it.
Definition: track_func.h:141
void RecomputePrices()
Computes all prices, payments and maximum loan.
Definition: economy.cpp:760
Whenever cargo payment is made for a vehicle.
Definition: newgrf_sound.h:29
static Money StationMaintenanceCost(uint32 num)
Calculates the maintenance cost of a number of station tiles.
Definition: station_func.h:61
static CargoSpec * Get(size_t index)
Retrieve cargo details for the given cargo ID.
Definition: cargotype.h:118
Action to check if a vehicle has no stored cargo.
Definition: economy.cpp:1350
bool gradual_loading
load vehicles gradually
CompanyByte _current_company
Company currently doing an action.
Definition: company_cmd.cpp:47
static SmallIndustryList _cargo_delivery_destinations
The industries we&#39;ve currently brought cargo to.
Definition: economy.cpp:1023
Ships list; Window numbers:
Definition: window_type.h:315
uint32 TileIndex
The index/ID of a Tile.
Definition: tile_type.h:80
Functions related to objects.
uint DistanceManhattan(TileIndex t0, TileIndex t1)
Gets the Manhattan distance between the two given tiles.
Definition: map.cpp:159
Cargo support for NewGRFs.
OwnerByte share_owners[4]
Owners of the 4 shares of the company. INVALID_OWNER if nobody has bought them yet.
Definition: company_base.h:77
uint16 servint_trains
service interval for trains
static const uint64 MAX_INFLATION
Maximum inflation (including fractional part) without causing overflows in int64 price computations...
Definition: economy_type.h:202
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=NULL)
Add a new newsitem to be shown.
Definition: news_gui.cpp:645
Vehicle * Next() const
Get the next vehicle of this vehicle.
Definition: vehicle_base.h:582
sell a share from a company
Definition: command_type.h:258
The company went belly-up.
Definition: company_type.h:62
CargoPayment * cargo_payment
The cargo payment we&#39;re currently in.
Definition: vehicle_base.h:243
static bool IsLevelCrossingTile(TileIndex t)
Return whether a tile is a level crossing tile.
Definition: road_map.h:78
OrderSettings order
settings related to orders
CargoArray delivered_cargo
The amount of delivered cargo.
Definition: company_base.h:26
Source/destination is an industry.
Definition: cargo_type.h:140
int UpdateCompanyRatingAndValue(Company *c, bool update)
if update is set to true, the economy is updated with this score (also the house is updated...
Definition: economy.cpp:153
uint16 SourceID
Contains either industry ID, town ID or company ID (or INVALID_SOURCE)
Definition: cargo_type.h:146
Cargo transport monitoring declarations.
bool servint_ispercent
service intervals are in percents
Property costs.
Definition: economy_type.h:157
OwnerByte owner
Which company owns the vehicle?
Definition: vehicle_base.h:273
StationIDStack GetNextStoppingStation() const
Get the next station the vehicle will stop at.
Definition: vehicle_base.h:700
UnitID NextID()
Returns next free UnitID.
Definition: vehicle.cpp:1700
TileIndex xy
Base tile of the station.
Trigger platform when train loads/unloads.
static void UpdateAutoreplace(CompanyID company)
Update autoreplace_defined and autoreplace_finished of all statistics of a company.
Definition: group_cmd.cpp:212
void RebuildSubsidisedSourceAndDestinationCache()
Perform a full rebuild of the subsidies cache.
Definition: subsidy.cpp:133
static uint GB(const T x, const uint8 s, const uint8 n)
Fetch n bits from x, started at bit s.
uint16 cached_total_length
Length of the whole vehicle (valid only for the first engine).
Trains list; Window numbers:
Definition: window_type.h:303
CompanyEconomyEntry old_economy[MAX_HISTORY_QUARTERS]
Economic data of the company of the last MAX_HISTORY_QUARTERS quarters.
Definition: company_base.h:98
Full load all cargoes of the consist.
Definition: order_type.h:70
void SubtractMoneyFromCompany(CommandCost cost)
Subtract money from the _current_company, if the company is valid.
void ResetPriceBaseMultipliers()
Reset changes to the price base multipliers.
Definition: economy.cpp:887
A tile of a station.
Definition: tile_type.h:48
Goal base class.
bool Include(const T &item)
Tests whether a item is present in the vector, and appends it to the end if not.
call production callback when cargo arrives at the industry
Town data structure.
Definition: town.h:55
uint32 industry_daily_change_counter
Bits 31-16 are number of industry to be performed, 15-0 are fractional collected daily.
Definition: economy_type.h:27
int16 fluct
Economy fluctuation status.
Definition: economy_type.h:23
uint8 loading_indicators
show loading indicators
Definition: settings_type.h:95
uint64 inflation_payment
Cumulated inflation of cargo paypent since game start; 16 bit fractional part.
Definition: economy_type.h:30
uint16 servint_aircraft
service interval for aircraft
Group data.
Definition: group.h:66
uint8 exclusive_counter
months till the exclusivity expires
Definition: town.h:76
Totally no unloading will be done.
Definition: order_type.h:62
static bool CanAllocateItem(size_t n=1)
Helper functions so we can use PoolItem::Function() instead of _poolitem_pool.Function() ...
Definition: pool_type.hpp:216
static Money CanalMaintenanceCost(uint32 num)
Calculates the maintenance cost of a number of canal tiles.
Definition: water.h:51
Aircraft list; Window numbers:
Definition: window_type.h:321
int32 z_pos
z coordinate.
Definition: vehicle_base.h:270
Vehicle details; Window numbers:
Definition: window_type.h:195
static uint CountBits(T value)
Counts the number of set bits in a variable.
Base functions for all Games.
Functions related to commands.
Network functions used by other parts of OpenTTD.
bool _network_server
network-server is active
Definition: network.cpp:57
CargoPaymentPool _cargo_payment_pool("CargoPayment")
The actual pool to store cargo payments in.
uint8 CalcPercentVehicleFilled(const Vehicle *front, StringID *colour)
Calculates how full a vehicle is.
Definition: vehicle.cpp:1367
bool HasCargoFor(StationIDStack next) const
Check for cargo headed for a specific station.
Definition: cargopacket.h:499
static void CountEngine(const Vehicle *v, int delta)
Update num_engines when adding/removing an engine.
Definition: group_cmd.cpp:161
Base classes related to the economy.
uint ReservedCount() const
Returns sum of reserved cargo.
Definition: cargopacket.h:384
static WindowClass GetWindowClassForVehicleType(VehicleType vt)
Get WindowClass for vehicle list of given vehicle type.
Definition: vehicle_gui.h:85
void StartupIndustryDailyChanges(bool init_counter)
Initialize the variables that will maintain the daily industry change system.
Definition: economy.cpp:909
uint16 GetVehicleCallback(CallbackID callback, uint32 param1, uint32 param2, EngineID engine, const Vehicle *v)
Evaluate a newgrf callback for vehicles.
StoryPage base class.
Delivered cargo graph; Window numbers:
Definition: window_type.h:536
ScoreID
Score categories in the detailed performance rating.
Definition: economy_type.h:38
void ChangeWindowOwner(Owner old_owner, Owner new_owner)
Change the owner of all the windows one company can take over from another company in the case of a c...
Definition: window.cpp:1198
Base of all industries.
bool economy
how volatile is the economy
Definition: settings_type.h:68
void ShowFeederIncomeAnimation(int x, int y, int z, Money transfer, Money income)
Display animated feeder income.
Definition: misc_gui.cpp:575
Price is affected by "vehicle running cost" difficulty setting.
Definition: economy_type.h:177
Statistics about the economy.
Definition: company_base.h:23
EngineID engine_type
The type of engine used for this vehicle.
Definition: vehicle_base.h:288
OwnerByte owner
Group Owner.
Definition: group.h:68
Passengers.
Definition: cargotype.h:40
int32 x_pos
x coordinate.
Definition: vehicle_base.h:268
byte initial_interest
amount of interest (to pay over the loan)
Definition: settings_type.h:60
uint16 vehicle_flags
Used for gradual loading and other miscellaneous things (.
Definition: base_consist.h:32
static bool HasBit(const T x, const uint8 y)
Checks if a bit in a value is set.
bool IsValid() const
Tests for validity of this cargospec.
Definition: cargotype.h:99
Functions related to NewGRF provided sounds.
void Restore()
Restore the variable.
Base functions for all AIs.
#define FOR_ALL_VEHICLES(var)
Iterate over all vehicles.
Definition: vehicle_base.h:986
Base of the town class.
Data structure for storing how the score is computed for a single score id.
Definition: economy_type.h:58
bool AddInflation(bool check_year)
Add monthly inflation.
Definition: economy.cpp:722
Used for iterations.
Definition: rail_type.h:30
int needed
How much you need to get the perfect score.
Definition: economy_type.h:59
Date last_cargo_accepted_at
Last day cargo was accepted by this industry.
Definition: industry.h:66
GameCreationSettings game_creation
settings used during the creation of a game (map)
uint AvailableCount() const
Returns sum of cargo still available for loading at the sation.
Definition: cargopacket.h:522
uint16 servint_roadveh
service interval for road vehicles
byte CargoID
Cargo slots to indicate a cargo type within a game.
Definition: cargo_type.h:22
Money income
The amount of income.
Definition: company_base.h:24
int32 y_pos
y coordinate.
Definition: vehicle_base.h:269
Other expenses.
Definition: economy_type.h:163
Owner
Enum for all companies/owners.
Definition: company_type.h:20
static void CompaniesPayInterest()
Let all companies pay the monthly interest on their loan.
Definition: economy.cpp:828
Money company_value
The value of the company.
Definition: company_base.h:28
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
Functions related to water (management)
void ShowCostOrIncomeAnimation(int x, int y, int z, Money cost)
Display animated income or costs on the map.
Definition: misc_gui.cpp:554
Force unloading all cargo onto the platform, possibly not getting paid.
Definition: order_type.h:60
union Vehicle::@46 orders
The orders currently assigned to the vehicle.
Money profit_this_year
Profit this year << 8, low 8 bits are fract.
Definition: vehicle_base.h:239
CompanyEconomyEntry cur_economy
Economic data of the company of this quarter.
Definition: company_base.h:97
Use the new capacity algorithm. The default cargotype of the vehicle does not affect capacity multipl...
Definition: engine_type.h:159
static Money RailMaintenanceCost(RailType railtype, uint32 num, uint32 total_num)
Calculates the maintenance cost of a number of track bits.
Definition: rail.h:399
void SetWindowClassesDirty(WindowClass cls)
Mark all windows of a particular class as dirty (in need of repainting)
Definition: window.cpp:3148
Trigger station when cargo is completely taken.
Functions related to news.
Base classes/functions for stations.
call production callback every 256 ticks
CargoArray & consist_capleft
Capacities left in the consist.
Definition: economy.cpp:1368
VehicleCache vcache
Cache of often used vehicle values.
Definition: vehicle_base.h:330
static Station * Get(size_t index)
Gets station with given index.
Date _date
Current date in days (day counter)
Definition: date.cpp:28
uint GetPlatformLength(TileIndex tile, DiagDirection dir) const
Determines the REMAINING length of a platform, starting at (and including) the given tile...
Definition: station.cpp:252
Functions related to autoreplacing.
StationID current_station
The current station.
Definition: economy_base.h:34
Company view; Window numbers:
Definition: window_type.h:364
An invalid company.
Definition: company_type.h:32
Date age
Age in days.
Definition: vehicle_base.h:258
static void HandleStationRefit(Vehicle *v, CargoArray &consist_capleft, Station *st, StationIDStack next_station, CargoID new_cid)
Refit a vehicle in a station.
Definition: economy.cpp:1465
byte construction_cost
how expensive is building
Definition: settings_type.h:65
Full load a single cargo of the consist.
Definition: order_type.h:71
uint8 feeder_payment_share
percentage of leg payment to virtually pay in feeder systems
static bool IsCompanyBuildableVehicleType(VehicleType type)
Is the given vehicle type buildable by a company?
Definition: vehicle_func.h:91
VehicleTypeByte type
Type of vehicle.
Definition: vehicle_type.h:54
Year starting_year
starting date
Base class and functions for all vehicles that move through ground.
Class for backupping variables and making sure they are restored later.
Station data structure.
Definition: station_base.h:446
No track.
Definition: track_type.h:42
char other_company_name[64]
The name of the company taking over this one.
Definition: news_type.h:166
Functions related to subsidies.
void InvalidateNewGRFCache()
Invalidates cached NewGRF variables.
Definition: vehicle_base.h:452
static Money RoadMaintenanceCost(RoadType roadtype, uint32 num)
Calculates the maintenance cost of a number of road bits.
Definition: road_func.h:172
Set when the station accepts the cargo currently for final deliveries.
Definition: station_base.h:177
Order current_order
The current order (+ status, like: loading)
Definition: vehicle_base.h:318
bool do_reserve
If the vehicle should reserve.
Definition: economy.cpp:1428
const T GetSum() const
Get the sum of all cargo amounts.
Definition: cargo_type.h:114
Performance history graph; Window numbers:
Definition: window_type.h:542
#define FOR_ALL_WAYPOINTS(var)
Iterate over all waypoints.
Definition: waypoint_base.h:74
An invalid owner.
Definition: company_type.h:31
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:3220
CompanyMask have_ratings
which companies have a rating
Definition: town.h:73
void MarkWholeScreenDirty()
This function mark the whole screen as dirty.
Definition: gfx.cpp:1461
CargoID GetRefitCargo() const
Get the cargo to to refit to.
Definition: order_base.h:124
bool operator()(Vehicle *v)
Return all reserved cargo from a vehicle.
Definition: economy.cpp:1413
SpriteID colourmap
NOSAVE: cached colour mapping.
Definition: vehicle_base.h:254
Economic changes (recession, industry up/dowm)
Definition: news_type.h:43
Dynamic data of a loaded NewGRF.
Definition: newgrf.h:104
Base class for signs.
Train vehicle type.
Definition: vehicle_type.h:24
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:201
Interest payments over the loan.
Definition: economy_type.h:162
uint32 water
Count of company owned track bits for canals.
Definition: company_base.h:35
Money visual_transfer
The transfer credits to be shown.
Definition: economy_base.h:30