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00012 #include "stdafx.h"
00013 #include "company_func.h"
00014 #include "command_func.h"
00015 #include "industry.h"
00016 #include "town.h"
00017 #include "news_func.h"
00018 #include "network/network.h"
00019 #include "network/network_func.h"
00020 #include "vehicle_gui.h"
00021 #include "ai/ai.hpp"
00022 #include "aircraft.h"
00023 #include "newgrf_engine.h"
00024 #include "engine_base.h"
00025 #include "ground_vehicle.hpp"
00026 #include "newgrf_cargo.h"
00027 #include "newgrf_sound.h"
00028 #include "newgrf_industrytiles.h"
00029 #include "newgrf_station.h"
00030 #include "newgrf_airporttiles.h"
00031 #include "object.h"
00032 #include "group.h"
00033 #include "strings_func.h"
00034 #include "window_func.h"
00035 #include "date_func.h"
00036 #include "vehicle_func.h"
00037 #include "sound_func.h"
00038 #include "autoreplace_func.h"
00039 #include "company_gui.h"
00040 #include "signs_base.h"
00041 #include "subsidy_base.h"
00042 #include "subsidy_func.h"
00043 #include "station_base.h"
00044 #include "waypoint_base.h"
00045 #include "economy_base.h"
00046 #include "core/pool_func.hpp"
00047 #include "newgrf.h"
00048 #include "core/backup_type.hpp"
00049 #include "cargodest_func.h"
00050
00051 #include "table/strings.h"
00052 #include "table/pricebase.h"
00053
00054
00055
00056 CargoPaymentPool _cargo_payment_pool("CargoPayment");
00057 INSTANTIATE_POOL_METHODS(CargoPayment)
00058
00059
00070 static inline int32 BigMulS(const int32 a, const int32 b, const uint8 shift)
00071 {
00072 return (int32)((int64)a * (int64)b >> shift);
00073 }
00074
00075 typedef SmallVector<Industry *, 16> SmallIndustryList;
00076
00080 const ScoreInfo _score_info[] = {
00081 { 120, 100},
00082 { 80, 100},
00083 { 10000, 100},
00084 { 50000, 50},
00085 { 100000, 100},
00086 { 40000, 400},
00087 { 8, 50},
00088 {10000000, 50},
00089 { 250000, 50},
00090 { 0, 0}
00091 };
00092
00093 int _score_part[MAX_COMPANIES][SCORE_END];
00094 Economy _economy;
00095 Prices _price;
00096 Money _additional_cash_required;
00097 static PriceMultipliers _price_base_multiplier;
00098
00108 Money CalculateCompanyValue(const Company *c, bool including_loan)
00109 {
00110 Owner owner = c->index;
00111
00112 Station *st;
00113 uint num = 0;
00114
00115 FOR_ALL_STATIONS(st) {
00116 if (st->owner == owner) num += CountBits((byte)st->facilities);
00117 }
00118
00119 Money value = num * _price[PR_STATION_VALUE] * 25;
00120
00121 Vehicle *v;
00122 FOR_ALL_VEHICLES(v) {
00123 if (v->owner != owner) continue;
00124
00125 if (v->type == VEH_TRAIN ||
00126 v->type == VEH_ROAD ||
00127 (v->type == VEH_AIRCRAFT && Aircraft::From(v)->IsNormalAircraft()) ||
00128 v->type == VEH_SHIP) {
00129 value += v->value * 3 >> 1;
00130 }
00131 }
00132
00133
00134 if (including_loan) value -= c->current_loan;
00135 value += c->money;
00136
00137 return max(value, (Money)1);
00138 }
00139
00148 int UpdateCompanyRatingAndValue(Company *c, bool update)
00149 {
00150 Owner owner = c->index;
00151 int score = 0;
00152
00153 memset(_score_part[owner], 0, sizeof(_score_part[owner]));
00154
00155
00156 {
00157 Vehicle *v;
00158 Money min_profit = 0;
00159 bool min_profit_first = true;
00160 uint num = 0;
00161
00162 FOR_ALL_VEHICLES(v) {
00163 if (v->owner != owner) continue;
00164 if (IsCompanyBuildableVehicleType(v->type) && v->IsPrimaryVehicle()) {
00165 if (v->profit_last_year > 0) num++;
00166 if (v->age > 730) {
00167
00168 if (min_profit_first || min_profit > v->profit_last_year) {
00169 min_profit = v->profit_last_year;
00170 min_profit_first = false;
00171 }
00172 }
00173 }
00174 }
00175
00176 min_profit >>= 8;
00177
00178 _score_part[owner][SCORE_VEHICLES] = num;
00179
00180 if (min_profit > 0) {
00181 _score_part[owner][SCORE_MIN_PROFIT] = ClampToI32(min_profit);
00182 }
00183 }
00184
00185
00186 {
00187 uint num = 0;
00188 const Station *st;
00189
00190 FOR_ALL_STATIONS(st) {
00191
00192 if (st->owner == owner && (st->time_since_load <= 20 || st->time_since_unload <= 20)) num += CountBits((byte)st->facilities);
00193 }
00194 _score_part[owner][SCORE_STATIONS] = num;
00195 }
00196
00197
00198 {
00199 int numec = min(c->num_valid_stat_ent, 12);
00200 if (numec != 0) {
00201 const CompanyEconomyEntry *cee = c->old_economy;
00202 Money min_income = cee->income + cee->expenses;
00203 Money max_income = cee->income + cee->expenses;
00204
00205 do {
00206 min_income = min(min_income, cee->income + cee->expenses);
00207 max_income = max(max_income, cee->income + cee->expenses);
00208 } while (++cee, --numec);
00209
00210 if (min_income > 0) {
00211 _score_part[owner][SCORE_MIN_INCOME] = ClampToI32(min_income);
00212 }
00213
00214 _score_part[owner][SCORE_MAX_INCOME] = ClampToI32(max_income);
00215 }
00216 }
00217
00218
00219 {
00220 const CompanyEconomyEntry *cee;
00221 int numec;
00222 uint32 total_delivered;
00223
00224 numec = min(c->num_valid_stat_ent, 4);
00225 if (numec != 0) {
00226 cee = c->old_economy;
00227 total_delivered = 0;
00228 do {
00229 total_delivered += cee->delivered_cargo;
00230 } while (++cee, --numec);
00231
00232 _score_part[owner][SCORE_DELIVERED] = total_delivered;
00233 }
00234 }
00235
00236
00237 {
00238 uint num = CountBits(c->cargo_types);
00239 _score_part[owner][SCORE_CARGO] = num;
00240 if (update) c->cargo_types = 0;
00241 }
00242
00243
00244 {
00245 if (c->money > 0) {
00246 _score_part[owner][SCORE_MONEY] = ClampToI32(c->money);
00247 }
00248 }
00249
00250
00251 {
00252 _score_part[owner][SCORE_LOAN] = ClampToI32(_score_info[SCORE_LOAN].needed - c->current_loan);
00253 }
00254
00255
00256 {
00257 int total_score = 0;
00258 int s;
00259 score = 0;
00260 for (ScoreID i = SCORE_BEGIN; i < SCORE_END; i++) {
00261
00262 if (i == SCORE_TOTAL) continue;
00263
00264 s = Clamp(_score_part[owner][i], 0, _score_info[i].needed) * _score_info[i].score / _score_info[i].needed;
00265 score += s;
00266 total_score += _score_info[i].score;
00267 }
00268
00269 _score_part[owner][SCORE_TOTAL] = score;
00270
00271
00272 if (total_score != SCORE_MAX) score = score * SCORE_MAX / total_score;
00273 }
00274
00275 if (update) {
00276 c->old_economy[0].performance_history = score;
00277 UpdateCompanyHQ(c->location_of_HQ, score);
00278 c->old_economy[0].company_value = CalculateCompanyValue(c);
00279 }
00280
00281 SetWindowDirty(WC_PERFORMANCE_DETAIL, 0);
00282 return score;
00283 }
00284
00290 void ChangeOwnershipOfCompanyItems(Owner old_owner, Owner new_owner)
00291 {
00292
00293
00294
00295 Backup<CompanyByte> cur_company(_current_company, old_owner, FILE_LINE);
00296 #ifdef ENABLE_NETWORK
00297
00298 if (_networking) NetworkClientsToSpectators(old_owner);
00299 #endif
00300
00301 Town *t;
00302
00303 assert(old_owner != new_owner);
00304
00305 {
00306 Company *c;
00307 uint i;
00308
00309
00310 FOR_ALL_COMPANIES(c) {
00311 for (i = 0; i < 4; i++) {
00312 if (c->share_owners[i] == old_owner) {
00313
00314 CommandCost res = DoCommand(0, c->index, 0, DC_EXEC, CMD_SELL_SHARE_IN_COMPANY);
00315
00316
00317 SubtractMoneyFromCompany(res);
00318 }
00319 }
00320 }
00321
00322
00323 Backup<CompanyByte> cur_company2(_current_company, FILE_LINE);
00324 c = Company::Get(old_owner);
00325 for (i = 0; i < 4; i++) {
00326 cur_company2.Change(c->share_owners[i]);
00327 if (_current_company != INVALID_OWNER) {
00328
00329 CommandCost res = DoCommand(0, old_owner, 0, DC_EXEC, CMD_SELL_SHARE_IN_COMPANY);
00330
00331
00332 SubtractMoneyFromCompany(res);
00333 }
00334 }
00335 cur_company2.Restore();
00336 }
00337
00338
00339
00340
00341 if (new_owner == INVALID_OWNER) {
00342 Company::Get(old_owner)->money = UINT64_MAX >> 2;
00343 }
00344
00345 Subsidy *s;
00346 FOR_ALL_SUBSIDIES(s) {
00347 if (s->awarded == old_owner) {
00348 if (new_owner == INVALID_OWNER) {
00349 delete s;
00350 } else {
00351 s->awarded = new_owner;
00352 }
00353 }
00354 }
00355 if (new_owner == INVALID_OWNER) RebuildSubsidisedSourceAndDestinationCache();
00356
00357
00358 FOR_ALL_TOWNS(t) {
00359
00360 if (new_owner != INVALID_OWNER) {
00361 if (HasBit(t->have_ratings, old_owner)) {
00362 if (HasBit(t->have_ratings, new_owner)) {
00363
00364 t->ratings[new_owner] = max(t->ratings[new_owner], t->ratings[old_owner]);
00365 } else {
00366 SetBit(t->have_ratings, new_owner);
00367 t->ratings[new_owner] = t->ratings[old_owner];
00368 }
00369 }
00370 }
00371
00372
00373 t->ratings[old_owner] = RATING_INITIAL;
00374 ClrBit(t->have_ratings, old_owner);
00375 }
00376
00377 {
00378 FreeUnitIDGenerator unitidgen[] = {
00379 FreeUnitIDGenerator(VEH_TRAIN, new_owner), FreeUnitIDGenerator(VEH_ROAD, new_owner),
00380 FreeUnitIDGenerator(VEH_SHIP, new_owner), FreeUnitIDGenerator(VEH_AIRCRAFT, new_owner)
00381 };
00382
00383 Vehicle *v;
00384 FOR_ALL_VEHICLES(v) {
00385 if (v->owner == old_owner && IsCompanyBuildableVehicleType(v->type)) {
00386 if (new_owner == INVALID_OWNER) {
00387 if (v->Previous() == NULL) delete v;
00388 } else {
00389 v->owner = new_owner;
00390 v->colourmap = PAL_NONE;
00391 if (v->IsEngineCountable()) Company::Get(new_owner)->num_engines[v->engine_type]++;
00392 if (v->IsPrimaryVehicle()) v->unitnumber = unitidgen[v->type].NextID();
00393
00394
00395 if (v->cargo_payment != NULL) v->cargo_payment->owner = NULL;
00396 }
00397 }
00398 }
00399 }
00400
00401
00402 {
00403 TileIndex tile = 0;
00404 do {
00405 ChangeTileOwner(tile, old_owner, new_owner);
00406 } while (++tile != MapSize());
00407
00408 if (new_owner != INVALID_OWNER) {
00409
00410
00411
00412
00413 tile = 0;
00414
00415 do {
00416 if (IsTileType(tile, MP_RAILWAY) && IsTileOwner(tile, new_owner) && HasSignals(tile)) {
00417 TrackBits tracks = GetTrackBits(tile);
00418 do {
00419 Track track = RemoveFirstTrack(&tracks);
00420 if (HasSignalOnTrack(tile, track)) AddTrackToSignalBuffer(tile, track, new_owner);
00421 } while (tracks != TRACK_BIT_NONE);
00422 } else if (IsLevelCrossingTile(tile) && IsTileOwner(tile, new_owner)) {
00423 UpdateLevelCrossing(tile);
00424 }
00425 } while (++tile != MapSize());
00426 }
00427
00428
00429 UpdateSignalsInBuffer();
00430 }
00431
00432
00433 Station *st;
00434 FOR_ALL_STATIONS(st) {
00435 if (st->owner == old_owner) {
00436
00437
00438 st->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
00439 }
00440 }
00441
00442
00443 Waypoint *wp;
00444 FOR_ALL_WAYPOINTS(wp) {
00445 if (wp->owner == old_owner) {
00446 wp->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
00447 }
00448 }
00449
00450
00451
00452 RemoveAllEngineReplacementForCompany(Company::Get(old_owner));
00453
00454 if (new_owner == INVALID_OWNER) {
00455 RemoveAllGroupsForCompany(old_owner);
00456 } else {
00457 Group *g;
00458 FOR_ALL_GROUPS(g) {
00459 if (g->owner == old_owner) g->owner = new_owner;
00460 }
00461 }
00462
00463 Sign *si;
00464 FOR_ALL_SIGNS(si) {
00465 if (si->owner == old_owner) si->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
00466 }
00467
00468
00469 if (new_owner != INVALID_OWNER) ChangeWindowOwner(old_owner, new_owner);
00470
00471 cur_company.Restore();
00472
00473 MarkWholeScreenDirty();
00474 }
00475
00480 static void CompanyCheckBankrupt(Company *c)
00481 {
00482
00483 if (c->money >= 0) {
00484 c->quarters_of_bankruptcy = 0;
00485 c->bankrupt_asked = 0;
00486 return;
00487 }
00488
00489 c->quarters_of_bankruptcy++;
00490
00491 switch (c->quarters_of_bankruptcy) {
00492 case 0:
00493 case 1:
00494 break;
00495
00496 case 2: {
00497 CompanyNewsInformation *cni = MallocT<CompanyNewsInformation>(1);
00498 cni->FillData(c);
00499 SetDParam(0, STR_NEWS_COMPANY_IN_TROUBLE_TITLE);
00500 SetDParam(1, STR_NEWS_COMPANY_IN_TROUBLE_DESCRIPTION);
00501 SetDParamStr(2, cni->company_name);
00502 AddCompanyNewsItem(STR_MESSAGE_NEWS_FORMAT, NS_COMPANY_TROUBLE, cni);
00503 AI::BroadcastNewEvent(new AIEventCompanyInTrouble(c->index));
00504 break;
00505 }
00506
00507 case 3: {
00508
00509
00510 Money val = CalculateCompanyValue(c, false);
00511 if (val > 0) {
00512 c->bankrupt_value = val;
00513 c->bankrupt_asked = 1 << c->index;
00514 c->bankrupt_timeout = 0;
00515 break;
00516 }
00517
00518 }
00519 default:
00520 case 4:
00521 if (!_networking && _local_company == c->index) {
00522
00523
00524
00525
00526 c->bankrupt_asked = MAX_UVALUE(CompanyMask);
00527 break;
00528 }
00529
00530
00531
00532
00533
00534
00535
00536
00537
00538
00539 if (!_networking || _network_server) DoCommandP(0, 2 | (c->index << 16), 0, CMD_COMPANY_CTRL);
00540 break;
00541 }
00542 }
00543
00548 static void CompaniesGenStatistics()
00549 {
00550 Station *st;
00551
00552 Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
00553 FOR_ALL_STATIONS(st) {
00554 cur_company.Change(st->owner);
00555 CommandCost cost(EXPENSES_PROPERTY, _price[PR_STATION_VALUE] >> 1);
00556 SubtractMoneyFromCompany(cost);
00557 }
00558 cur_company.Restore();
00559
00560
00561 if (!HasBit(1 << 0 | 1 << 3 | 1 << 6 | 1 << 9, _cur_month)) return;
00562
00563 Company *c;
00564 FOR_ALL_COMPANIES(c) {
00565 memmove(&c->old_economy[1], &c->old_economy[0], sizeof(c->old_economy) - sizeof(c->old_economy[0]));
00566 c->old_economy[0] = c->cur_economy;
00567 memset(&c->cur_economy, 0, sizeof(c->cur_economy));
00568
00569 if (c->num_valid_stat_ent != MAX_HISTORY_MONTHS) c->num_valid_stat_ent++;
00570
00571 UpdateCompanyRatingAndValue(c, true);
00572 if (c->block_preview != 0) c->block_preview--;
00573 CompanyCheckBankrupt(c);
00574 }
00575
00576 SetWindowDirty(WC_INCOME_GRAPH, 0);
00577 SetWindowDirty(WC_OPERATING_PROFIT, 0);
00578 SetWindowDirty(WC_DELIVERED_CARGO, 0);
00579 SetWindowDirty(WC_PERFORMANCE_HISTORY, 0);
00580 SetWindowDirty(WC_COMPANY_VALUE, 0);
00581 SetWindowDirty(WC_COMPANY_LEAGUE, 0);
00582 }
00583
00588 void AddInflation(bool check_year)
00589 {
00590
00591
00592
00593
00594
00595
00596
00597
00598
00599
00600
00601
00602
00603
00604
00605 if (check_year && (_cur_year - _settings_game.game_creation.starting_year) >= (ORIGINAL_MAX_YEAR - ORIGINAL_BASE_YEAR)) return;
00606
00607
00608
00609
00610
00611
00612 _economy.inflation_prices += min((_economy.inflation_prices * _economy.infl_amount * 54) >> 16, MAX_INFLATION);
00613 _economy.inflation_payment += min((_economy.inflation_payment * _economy.infl_amount_pr * 54) >> 16, MAX_INFLATION);
00614 }
00615
00619 void RecomputePrices()
00620 {
00621
00622 _economy.max_loan = (_settings_game.difficulty.max_loan * _economy.inflation_prices >> 16) / 50000 * 50000;
00623
00624
00625 for (Price i = PR_BEGIN; i < PR_END; i++) {
00626 Money price = _price_base_specs[i].start_price;
00627
00628
00629 uint mod = 1;
00630 switch (_price_base_specs[i].category) {
00631 case PCAT_RUNNING:
00632 mod = _settings_game.difficulty.vehicle_costs;
00633 break;
00634
00635 case PCAT_CONSTRUCTION:
00636 mod = _settings_game.difficulty.construction_cost;
00637 break;
00638
00639 default: break;
00640 }
00641 if (mod < 1) {
00642 price = price * 3 >> 2;
00643 } else if (mod > 1) {
00644 price = price * 9 >> 3;
00645 }
00646
00647
00648 price = (int64)price * _economy.inflation_prices;
00649
00650
00651 int shift = _price_base_multiplier[i] - 16;
00652 if (shift >= 0) {
00653 price <<= shift;
00654 } else {
00655 price >>= -shift;
00656 }
00657
00658
00659
00660
00661
00662
00663 if (price == 0) {
00664 price = Clamp(_price_base_specs[i].start_price, -1, 1);
00665
00666 assert(price != 0);
00667 }
00668
00669 _price[i] = price;
00670 }
00671
00672
00673 CargoSpec *cs;
00674 FOR_ALL_CARGOSPECS(cs) {
00675 cs->current_payment = ((int64)cs->initial_payment * _economy.inflation_payment) >> 16;
00676 }
00677
00678 SetWindowClassesDirty(WC_BUILD_VEHICLE);
00679 SetWindowClassesDirty(WC_REPLACE_VEHICLE);
00680 SetWindowClassesDirty(WC_VEHICLE_DETAILS);
00681 InvalidateWindowData(WC_PAYMENT_RATES, 0);
00682 }
00683
00685 static void CompaniesPayInterest()
00686 {
00687 const Company *c;
00688
00689 Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
00690 FOR_ALL_COMPANIES(c) {
00691 cur_company.Change(c->index);
00692
00693
00694
00695
00696
00697
00698
00699
00700
00701 Money yearly_fee = c->current_loan * _economy.interest_rate / 100;
00702 Money up_to_previous_month = yearly_fee * _cur_month / 12;
00703 Money up_to_this_month = yearly_fee * (_cur_month + 1) / 12;
00704
00705 SubtractMoneyFromCompany(CommandCost(EXPENSES_LOAN_INT, up_to_this_month - up_to_previous_month));
00706
00707 SubtractMoneyFromCompany(CommandCost(EXPENSES_OTHER, _price[PR_STATION_VALUE] >> 2));
00708 }
00709 cur_company.Restore();
00710 }
00711
00712 static void HandleEconomyFluctuations()
00713 {
00714 if (_settings_game.difficulty.economy != 0) {
00715
00716 _economy.fluct--;
00717 } else if (EconomyIsInRecession()) {
00718
00719 _economy.fluct = -12;
00720 } else {
00721
00722 return;
00723 }
00724
00725 if (_economy.fluct == 0) {
00726 _economy.fluct = -(int)GB(Random(), 0, 2);
00727 AddNewsItem(STR_NEWS_BEGIN_OF_RECESSION, NS_ECONOMY);
00728 } else if (_economy.fluct == -12) {
00729 _economy.fluct = GB(Random(), 0, 8) + 312;
00730 AddNewsItem(STR_NEWS_END_OF_RECESSION, NS_ECONOMY);
00731 }
00732 }
00733
00734
00738 void ResetPriceBaseMultipliers()
00739 {
00740 memset(_price_base_multiplier, 0, sizeof(_price_base_multiplier));
00741 }
00742
00750 void SetPriceBaseMultiplier(Price price, int factor)
00751 {
00752 assert(price < PR_END);
00753 _price_base_multiplier[price] = Clamp(factor, MIN_PRICE_MODIFIER, MAX_PRICE_MODIFIER);
00754 }
00755
00760 void StartupIndustryDailyChanges(bool init_counter)
00761 {
00762 uint map_size = MapLogX() + MapLogY();
00763
00764
00765
00766
00767
00768
00769 _economy.industry_daily_increment = (1 << map_size) / 31;
00770
00771 if (init_counter) {
00772
00773 _economy.industry_daily_change_counter = 0;
00774 }
00775 }
00776
00777 void StartupEconomy()
00778 {
00779 _economy.interest_rate = _settings_game.difficulty.initial_interest;
00780 _economy.infl_amount = _settings_game.difficulty.initial_interest;
00781 _economy.infl_amount_pr = max(0, _settings_game.difficulty.initial_interest - 1);
00782 _economy.fluct = GB(Random(), 0, 8) + 168;
00783
00784
00785 RecomputePrices();
00786
00787 StartupIndustryDailyChanges(true);
00788
00789 }
00790
00794 void InitializeEconomy()
00795 {
00796 _economy.inflation_prices = _economy.inflation_payment = 1 << 16;
00797 }
00798
00807 Money GetPrice(Price index, uint cost_factor, const GRFFile *grf_file, int shift)
00808 {
00809 if (index >= PR_END) return 0;
00810
00811 Money cost = _price[index] * cost_factor;
00812 if (grf_file != NULL) shift += grf_file->price_base_multipliers[index];
00813
00814 if (shift >= 0) {
00815 cost <<= shift;
00816 } else {
00817 cost >>= -shift;
00818 }
00819
00820 return cost;
00821 }
00822
00823 Money GetTransportedGoodsIncome(uint num_pieces, uint dist, byte transit_days, CargoID cargo_type)
00824 {
00825 const CargoSpec *cs = CargoSpec::Get(cargo_type);
00826 if (!cs->IsValid()) {
00827
00828 return 0;
00829 }
00830
00831
00832 if (HasBit(cs->callback_mask, CBM_CARGO_PROFIT_CALC)) {
00833 uint32 var18 = min(dist, 0xFFFF) | (min(num_pieces, 0xFF) << 16) | (transit_days << 24);
00834 uint16 callback = GetCargoCallback(CBID_CARGO_PROFIT_CALC, 0, var18, cs);
00835 if (callback != CALLBACK_FAILED) {
00836 int result = GB(callback, 0, 14);
00837
00838
00839 if (HasBit(callback, 14)) result -= 0x4000;
00840
00841
00842
00843
00844 return result * num_pieces * cs->current_payment / 8192;
00845 }
00846 }
00847
00848 static const int MIN_TIME_FACTOR = 31;
00849 static const int MAX_TIME_FACTOR = 255;
00850
00851 const int days1 = cs->transit_days[0];
00852 const int days2 = cs->transit_days[1];
00853 const int days_over_days1 = max( transit_days - days1, 0);
00854 const int days_over_days2 = max(days_over_days1 - days2, 0);
00855
00856
00857
00858
00859
00860
00861
00862
00863
00864
00865
00866 const int time_factor = max(MAX_TIME_FACTOR - days_over_days1 - days_over_days2, MIN_TIME_FACTOR);
00867
00868 return BigMulS(dist * time_factor * num_pieces, cs->current_payment, 21);
00869 }
00870
00872 static SmallIndustryList _cargo_delivery_destinations;
00873
00881 static uint DeliverGoodsToIndustry(Industry *ind, CargoID cargo_type, uint num_pieces)
00882 {
00883 uint cargo_index;
00884 for (cargo_index = 0; cargo_index < lengthof(ind->accepts_cargo); cargo_index++) {
00885 if (cargo_type == ind->accepts_cargo[cargo_index]) break;
00886 }
00887
00888 if (cargo_index >= lengthof(ind->accepts_cargo)) return 0;
00889
00890
00891 if (IndustryTemporarilyRefusesCargo(ind, cargo_type)) return 0;
00892
00893
00894 _cargo_delivery_destinations.Include(ind);
00895
00896 uint amount = min(num_pieces, 0xFFFFU - ind->incoming_cargo_waiting[cargo_index]);
00897 ind->incoming_cargo_waiting[cargo_index] += amount;
00898 return amount;
00899 }
00900
00910 static uint DeliverGoodsToIndustry(const Station *st, CargoID cargo_type, uint num_pieces, IndustryID source)
00911 {
00912
00913
00914
00915
00916
00917
00918
00919 uint accepted = 0;
00920
00921 for (uint i = 0; i < st->industries_near.Length() && num_pieces != 0; i++) {
00922 Industry *ind = st->industries_near[i];
00923 if (ind->index == source) continue;
00924
00925 uint amount = DeliverGoodsToIndustry(ind, cargo_type, num_pieces);
00926 num_pieces -= amount;
00927 accepted += amount;
00928 }
00929
00930 return accepted;
00931 }
00932
00948 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, SourceType cp_dest_type, SourceID cp_dest)
00949 {
00950 assert(num_pieces > 0);
00951
00952 const Station *st = Station::Get(dest);
00953
00954 uint accepted = 0;
00955 if (cp_dest != INVALID_SOURCE) {
00956
00957 if (cp_dest_type == ST_INDUSTRY) accepted = DeliverGoodsToIndustry(Industry::Get(cp_dest), cargo_type, num_pieces);
00958 } else {
00959
00960 accepted = DeliverGoodsToIndustry(st, cargo_type, num_pieces, src_type == ST_INDUSTRY ? src : INVALID_INDUSTRY);
00961 }
00962
00963
00964 if (HasBit(st->always_accepted, cargo_type)) accepted = num_pieces;
00965
00966
00967 company->cur_economy.delivered_cargo += accepted;
00968 if (accepted > 0) SetBit(company->cargo_types, cargo_type);
00969
00970
00971 const CargoSpec *cs = CargoSpec::Get(cargo_type);
00972 if (cs->town_effect == TE_FOOD) st->town->new_act_food += accepted;
00973 if (cs->town_effect == TE_WATER) st->town->new_act_water += accepted;
00974
00975
00976 Money profit = GetTransportedGoodsIncome(accepted, DistanceManhattan(source_tile, st->xy), days_in_transit, cargo_type);
00977
00978
00979 if (CheckSubsidised(cargo_type, company->index, src_type, src, st)) {
00980 switch (_settings_game.difficulty.subsidy_multiplier) {
00981 case 0: profit += profit >> 1; break;
00982 case 1: profit *= 2; break;
00983 case 2: profit *= 3; break;
00984 default: profit *= 4; break;
00985 }
00986 }
00987
00988 return profit;
00989 }
00990
00996 static void TriggerIndustryProduction(Industry *i)
00997 {
00998 const IndustrySpec *indspec = GetIndustrySpec(i->type);
00999 uint16 callback = indspec->callback_mask;
01000
01001 i->was_cargo_delivered = true;
01002 i->last_cargo_accepted_at = _date;
01003
01004 if (HasBit(callback, CBM_IND_PRODUCTION_CARGO_ARRIVAL) || HasBit(callback, CBM_IND_PRODUCTION_256_TICKS)) {
01005 if (HasBit(callback, CBM_IND_PRODUCTION_CARGO_ARRIVAL)) {
01006 IndustryProductionCallback(i, 0);
01007 } else {
01008 SetWindowDirty(WC_INDUSTRY_VIEW, i->index);
01009 }
01010 } else {
01011 for (uint cargo_index = 0; cargo_index < lengthof(i->incoming_cargo_waiting); cargo_index++) {
01012 uint cargo_waiting = i->incoming_cargo_waiting[cargo_index];
01013 if (cargo_waiting == 0) continue;
01014
01015 i->produced_cargo_waiting[0] = min(i->produced_cargo_waiting[0] + (cargo_waiting * indspec->input_cargo_multiplier[cargo_index][0] / 256), 0xFFFF);
01016 i->produced_cargo_waiting[1] = min(i->produced_cargo_waiting[1] + (cargo_waiting * indspec->input_cargo_multiplier[cargo_index][1] / 256), 0xFFFF);
01017
01018 i->incoming_cargo_waiting[cargo_index] = 0;
01019 }
01020 }
01021
01022 TriggerIndustry(i, INDUSTRY_TRIGGER_RECEIVED_CARGO);
01023 StartStopIndustryTileAnimation(i, IAT_INDUSTRY_RECEIVED_CARGO);
01024 }
01025
01030 CargoPayment::CargoPayment(Vehicle *front) :
01031 front(front),
01032 current_station(front->last_station_visited)
01033 {
01034 }
01035
01036 CargoPayment::~CargoPayment()
01037 {
01038 if (this->CleaningPool()) return;
01039
01040 this->front->cargo_payment = NULL;
01041
01042 if (this->visual_profit == 0 && this->transfer_profit == 0) return;
01043
01044 Backup<CompanyByte> cur_company(_current_company, this->front->owner, FILE_LINE);
01045
01046 SubtractMoneyFromCompany(CommandCost(this->front->GetExpenseType(true), -this->route_profit));
01047 this->front->profit_this_year += (this->visual_profit + this->transfer_profit) << 8;
01048
01049 int z = this->front->z_pos;
01050
01051 if (this->route_profit != 0) {
01052
01053 ShowCostOrIncomeAnimation(this->front->x_pos, this->front->y_pos, z, -this->visual_profit);
01054 z += VPSM_TOP + FONT_HEIGHT_NORMAL + VPSM_BOTTOM;
01055 }
01056
01057 if (this->transfer_profit != 0) {
01058
01059 ShowFeederIncomeAnimation(this->front->x_pos, this->front->y_pos, z, this->transfer_profit);
01060 }
01061
01062
01063 if (IsLocalCompany() && !PlayVehicleSound(this->front, VSE_LOAD_UNLOAD)) {
01064 SndPlayVehicleFx(SND_14_CASHTILL, this->front);
01065 }
01066
01067 cur_company.Restore();
01068 }
01069
01075 void CargoPayment::PayFinalDelivery(const CargoPacket *cp, uint count)
01076 {
01077 if (this->owner == NULL) {
01078 this->owner = Company::Get(this->front->owner);
01079 }
01080
01081
01082 Money profit = DeliverGoods(count, this->ct, this->current_station, cp->SourceStationXY(), cp->DaysInTransit(), this->owner, cp->SourceSubsidyType(), cp->SourceSubsidyID(), cp->DestinationType(), cp->DestinationID());
01083 this->route_profit += profit;
01084
01085
01086 this->visual_profit += profit - cp->FeederShare();
01087 }
01088
01095 Money CargoPayment::PayTransfer(const CargoPacket *cp, uint count)
01096 {
01097 Money profit = GetTransportedGoodsIncome(
01098 count,
01099
01100 DistanceManhattan(cp->LoadedAtXY(), Station::Get(this->current_station)->xy),
01101 cp->DaysInTransit(),
01102 this->ct);
01103
01104 profit = profit * _settings_game.economy.feeder_payment_share / 100;
01105
01106 this->transfer_profit += profit;
01107 return profit;
01108 }
01109
01114 void PrepareUnload(Vehicle *front_v)
01115 {
01116
01117 ClrBit(front_v->vehicle_flags, VF_LOADING_FINISHED);
01118
01119
01120 front_v->load_unload_ticks = 1;
01121
01122 if ((front_v->current_order.GetUnloadType() & OUFB_NO_UNLOAD) == 0) {
01123 for (Vehicle *v = front_v; v != NULL; v = v->Next()) {
01124 if (v->cargo_cap > 0 && !v->cargo.Empty()) {
01125 SetBit(v->vehicle_flags, VF_CARGO_UNLOADING);
01126 }
01127 }
01128 }
01129
01130 assert(front_v->cargo_payment == NULL);
01131
01132
01133 assert_compile(CargoPaymentPool::MAX_SIZE == VehiclePool::MAX_SIZE);
01134 assert(CargoPayment::CanAllocateItem());
01135 front_v->cargo_payment = new CargoPayment(front_v);
01136 }
01137
01146 static void LoadUnloadVehicle(Vehicle *v, StationCargoList::OrderMap (&cargo_left)[NUM_CARGO])
01147 {
01148 assert(v->current_order.IsType(OT_LOADING));
01149
01150 OrderID last_order = v->last_order_id;
01151
01152
01153 if (v->load_unload_ticks != 0) {
01154 if (_settings_game.order.improved_load && (v->current_order.GetLoadType() & OLFB_FULL_LOAD)) {
01155
01156 for (; v != NULL; v = v->Next()) {
01157 int cap_left = v->cargo_cap - v->cargo.Count();
01158 if (cap_left > 0) {
01159
01160 int loaded = min(cap_left, cargo_left[v->cargo_type][last_order]);
01161 cargo_left[v->cargo_type][last_order] -= loaded;
01162
01163
01164 loaded = min(cap_left - loaded, cargo_left[v->cargo_type][INVALID_ORDER]);
01165 cargo_left[v->cargo_type][INVALID_ORDER] -= loaded;
01166 }
01167 }
01168 }
01169 return;
01170 }
01171
01172 StationID last_visited = v->last_station_visited;
01173 Station *st = Station::Get(last_visited);
01174
01175 if (v->type == VEH_TRAIN && (!IsTileType(v->tile, MP_STATION) || GetStationIndex(v->tile) != st->index)) {
01176
01177
01178 SetBit(v->vehicle_flags, VF_LOADING_FINISHED);
01179 v->load_unload_ticks = 1;
01180 return;
01181 }
01182
01183 int unloading_time = 0;
01184 Vehicle *u = v;
01185 bool dirty_vehicle = false;
01186 bool dirty_station = false;
01187
01188 bool completely_emptied = true;
01189 bool anything_unloaded = false;
01190 bool anything_loaded = false;
01191 uint32 full_load_amount = 0;
01192 uint32 cargo_not_full = 0;
01193 uint32 cargo_full = 0;
01194
01195 v->cur_speed = 0;
01196
01197 CargoPayment *payment = v->cargo_payment;
01198
01199 for (; v != NULL; v = v->Next()) {
01200 if (v->cargo_cap == 0) continue;
01201
01202 const Engine *e = Engine::Get(v->engine_type);
01203 byte load_amount = e->info.load_amount;
01204
01205
01206 if (v->type == VEH_AIRCRAFT && !Aircraft::From(v)->IsNormalAircraft()) load_amount = CeilDiv(load_amount, 4);
01207
01208 if (_settings_game.order.gradual_loading && HasBit(e->info.callback_mask, CBM_VEHICLE_LOAD_AMOUNT)) {
01209 uint16 cb_load_amount = GetVehicleCallback(CBID_VEHICLE_LOAD_AMOUNT, 0, 0, v->engine_type, v);
01210 if (cb_load_amount != CALLBACK_FAILED && GB(cb_load_amount, 0, 8) != 0) load_amount = GB(cb_load_amount, 0, 8);
01211 }
01212
01213 GoodsEntry *ge = &st->goods[v->cargo_type];
01214
01215 if (HasBit(v->vehicle_flags, VF_CARGO_UNLOADING) && (u->current_order.GetUnloadType() & OUFB_NO_UNLOAD) == 0) {
01216 uint cargo_count = v->cargo.Count();
01217 uint amount_unloaded = _settings_game.order.gradual_loading ? min(cargo_count, load_amount) : cargo_count;
01218 bool remaining = false;
01219 bool accepted = false;
01220 bool did_transfer = false;
01221
01222 payment->SetCargo(v->cargo_type);
01223
01224 if (CargoHasDestinations(v->cargo_type)) {
01225
01226
01227
01228
01229
01230 VehicleCargoList::MoveToAction mta = HasBit(ge->acceptance_pickup, GoodsEntry::ACCEPTANCE) ? VehicleCargoList::MTA_FINAL_DELIVERY : VehicleCargoList::MTA_NO_ACTION;
01231 if (u->current_order.GetUnloadType() & OUFB_UNLOAD) mta = VehicleCargoList::MTA_UNLOAD;
01232 remaining = v->cargo.MoveTo(&ge->cargo, amount_unloaded, mta, payment, last_visited, last_order, v->cargo_type, &did_transfer);
01233
01234 dirty_vehicle = true;
01235 accepted = true;
01236 } else {
01237
01238 if (HasBit(ge->acceptance_pickup, GoodsEntry::ACCEPTANCE) && !(u->current_order.GetUnloadType() & OUFB_TRANSFER)) {
01239
01240 remaining = v->cargo.MoveTo<StationCargoList>(NULL, amount_unloaded, VehicleCargoList::MTA_FINAL_DELIVERY, payment, last_visited, v->cargo_type);
01241
01242 dirty_vehicle = true;
01243 accepted = true;
01244 }
01245
01246
01247
01248
01249
01250
01251 if ((u->current_order.GetUnloadType() & (OUFB_UNLOAD | OUFB_TRANSFER)) && (!accepted || v->cargo.Count() == cargo_count)) {
01252 remaining = v->cargo.MoveTo(&ge->cargo, amount_unloaded, u->current_order.GetUnloadType() & OUFB_TRANSFER ? VehicleCargoList::MTA_TRANSFER : VehicleCargoList::MTA_UNLOAD, payment, last_visited, v->cargo_type);
01253
01254 did_transfer = true;
01255 dirty_vehicle = true;
01256 accepted = true;
01257 }
01258 }
01259
01260 if (did_transfer) {
01261
01262 if (!HasBit(ge->acceptance_pickup, GoodsEntry::PICKUP)) {
01263 InvalidateWindowData(WC_STATION_LIST, last_visited);
01264 SetBit(ge->acceptance_pickup, GoodsEntry::PICKUP);
01265 }
01266 dirty_station = true;
01267 }
01268
01269 if (!accepted) {
01270
01271
01272 ClrBit(v->vehicle_flags, VF_CARGO_UNLOADING);
01273
01274
01275
01276
01277
01278 anything_unloaded = true;
01279 continue;
01280 }
01281
01282
01283 st->time_since_unload = 0;
01284
01285 unloading_time += amount_unloaded;
01286
01287 anything_unloaded = true;
01288 if (_settings_game.order.gradual_loading && remaining) {
01289 completely_emptied = false;
01290 } else {
01291
01292 ClrBit(v->vehicle_flags, VF_CARGO_UNLOADING);
01293 }
01294
01295 continue;
01296 }
01297
01298
01299 if (u->current_order.GetLoadType() & OLFB_NO_LOAD || HasBit(u->vehicle_flags, VF_STOP_LOADING)) continue;
01300
01301
01302 int t;
01303 switch (u->type) {
01304 case VEH_TRAIN:
01305 case VEH_SHIP:
01306 t = u->vcache.cached_max_speed;
01307 break;
01308
01309 case VEH_ROAD:
01310 t = u->vcache.cached_max_speed / 2;
01311 break;
01312
01313 case VEH_AIRCRAFT:
01314 t = Aircraft::From(u)->GetSpeedOldUnits();
01315 break;
01316
01317 default: NOT_REACHED();
01318 }
01319
01320
01321 ge->last_speed = min(t, 255);
01322 ge->last_age = _cur_year - u->build_year;
01323 ge->days_since_pickup = 0;
01324
01325
01326
01327 int cap_left = v->cargo_cap - v->cargo.Count();
01328 if (!ge->cargo.Empty() && cap_left > 0) {
01329 uint cap = cap_left;
01330 uint count = ge->cargo.CountForNextHop(last_order) + ge->cargo.CountForNextHop(INVALID_ORDER);
01331
01332
01333
01334
01335 if (_settings_game.order.improved_load && cargo_left[v->cargo_type][last_order] <= 0 && cargo_left[v->cargo_type][INVALID_ORDER] <= 0) {
01336 SetBit(cargo_not_full, v->cargo_type);
01337 continue;
01338 }
01339
01340 if (cap > count) cap = count;
01341 if (_settings_game.order.gradual_loading) {
01342 cap = min(cap, load_amount);
01343 cap_left = min(cap_left, load_amount);
01344 }
01345 if (_settings_game.order.improved_load) {
01346
01347 count = cargo_left[v->cargo_type][last_order] + cargo_left[v->cargo_type][INVALID_ORDER];
01348
01349
01350 int load_next = min<uint>(cap, cargo_left[v->cargo_type][last_order]);
01351 cargo_left[v->cargo_type][last_order] -= load_next;
01352
01353
01354 int load_common = min<uint>(cap - load_next, cargo_left[v->cargo_type][INVALID_ORDER]);
01355 cargo_left[v->cargo_type][INVALID_ORDER] -= load_common;
01356
01357 cap = load_next + load_common;
01358 }
01359
01360
01361 if (count >= (uint)cap_left) {
01362 SetBit(full_load_amount, v->cargo_type);
01363 } else {
01364 ClrBit(full_load_amount, v->cargo_type);
01365 }
01366
01367 if (v->cargo.Empty()) TriggerVehicle(v, VEHICLE_TRIGGER_NEW_CARGO);
01368
01369
01370
01371
01372
01373
01374
01375
01376 completely_emptied = false;
01377 anything_loaded = true;
01378
01379 ge->cargo.MoveTo(&v->cargo, cap, StationCargoList::MTA_CARGO_LOAD, NULL, last_visited, last_order, v->cargo_type);
01380
01381 st->time_since_load = 0;
01382 st->last_vehicle_type = v->type;
01383
01384 TriggerStationAnimation(st, st->xy, SAT_CARGO_TAKEN, v->cargo_type);
01385 AirportAnimationTrigger(st, AAT_STATION_CARGO_TAKEN, v->cargo_type);
01386
01387 unloading_time += cap;
01388
01389 dirty_vehicle = dirty_station = true;
01390 }
01391
01392 if (v->cargo.Count() >= v->cargo_cap) {
01393 SetBit(cargo_full, v->cargo_type);
01394 } else {
01395 SetBit(cargo_not_full, v->cargo_type);
01396 }
01397 }
01398
01399
01400 completely_emptied &= anything_unloaded;
01401
01402
01403
01404
01405
01406 if (_settings_game.order.improved_load && (u->current_order.GetLoadType() & OLFB_FULL_LOAD)) {
01407
01408 for (v = u; v != NULL; v = v->Next()) {
01409 int cap_left = v->cargo_cap - v->cargo.Count();
01410 if (cap_left > 0) {
01411
01412 int loaded = min(cap_left, cargo_left[v->cargo_type][last_order]);
01413 cargo_left[v->cargo_type][last_order] -= loaded;
01414
01415
01416 loaded = min(cap_left - loaded, cargo_left[v->cargo_type][INVALID_ORDER]);
01417 cargo_left[v->cargo_type][INVALID_ORDER] -= loaded;
01418 }
01419 }
01420 }
01421
01422 v = u;
01423
01424 if (!anything_unloaded) delete payment;
01425
01426 ClrBit(u->vehicle_flags, VF_STOP_LOADING);
01427 if (anything_loaded || anything_unloaded) {
01428 if (_settings_game.order.gradual_loading) {
01429
01430
01431 const uint gradual_loading_wait_time[] = { 40, 20, 10, 20 };
01432
01433 unloading_time = gradual_loading_wait_time[v->type];
01434 }
01435
01436
01437 if (!anything_unloaded && full_load_amount == 0 && !(v->current_order.GetLoadType() & OLFB_FULL_LOAD) &&
01438 v->current_order_time >= (uint)max(v->current_order.wait_time - v->lateness_counter, 0)) {
01439 SetBit(v->vehicle_flags, VF_STOP_LOADING);
01440 }
01441 } else {
01442 bool finished_loading = true;
01443 if (v->current_order.GetLoadType() & OLFB_FULL_LOAD) {
01444 if (v->current_order.GetLoadType() == OLF_FULL_LOAD_ANY) {
01445
01446
01447 if ((v->type == VEH_AIRCRAFT && IsCargoInClass(v->cargo_type, CC_PASSENGERS) && v->cargo_cap > v->cargo.Count()) ||
01448 (cargo_not_full && (cargo_full & ~cargo_not_full) == 0)) {
01449 finished_loading = false;
01450 }
01451 } else if (cargo_not_full != 0) {
01452 finished_loading = false;
01453 }
01454 }
01455 unloading_time = 20;
01456
01457 SB(v->vehicle_flags, VF_LOADING_FINISHED, 1, finished_loading);
01458 }
01459
01460 if (v->type == VEH_TRAIN) {
01461
01462 int overhang = v->GetGroundVehicleCache()->cached_total_length - st->GetPlatformLength(v->tile) * TILE_SIZE;
01463 if (overhang > 0) {
01464 unloading_time <<= 1;
01465 unloading_time += (overhang * unloading_time) / 8;
01466 }
01467 }
01468
01469
01470
01471
01472
01473
01474
01475 if (_game_mode != GM_MENU && (_settings_client.gui.loading_indicators > (uint)(v->owner != _local_company && _local_company != COMPANY_SPECTATOR))) {
01476 StringID percent_up_down = STR_NULL;
01477 int percent = CalcPercentVehicleFilled(v, &percent_up_down);
01478 if (v->fill_percent_te_id == INVALID_TE_ID) {
01479 v->fill_percent_te_id = ShowFillingPercent(v->x_pos, v->y_pos, v->z_pos + 20, percent, percent_up_down);
01480 } else {
01481 UpdateFillingPercent(v->fill_percent_te_id, percent, percent_up_down);
01482 }
01483 }
01484
01485
01486 v->load_unload_ticks = max(1, unloading_time);
01487
01488 if (completely_emptied) {
01489 TriggerVehicle(v, VEHICLE_TRIGGER_EMPTY);
01490 }
01491
01492 if (dirty_vehicle) {
01493 SetWindowDirty(GetWindowClassForVehicleType(v->type), v->owner);
01494 SetWindowDirty(WC_VEHICLE_DETAILS, v->index);
01495 v->MarkDirty();
01496 }
01497 if (dirty_station) {
01498 st->MarkTilesDirty(true);
01499 SetWindowDirty(WC_STATION_VIEW, last_visited);
01500 }
01501 }
01502
01508 void LoadUnloadStation(Station *st)
01509 {
01510
01511 if (st->loading_vehicles.empty()) return;
01512
01513 Vehicle *last_loading = NULL;
01514 std::list<Vehicle *>::iterator iter;
01515
01516
01517 for (iter = st->loading_vehicles.begin(); iter != st->loading_vehicles.end(); ++iter) {
01518 Vehicle *v = *iter;
01519
01520 if ((v->vehstatus & (VS_STOPPED | VS_CRASHED))) continue;
01521
01522 assert(v->load_unload_ticks != 0);
01523 if (--v->load_unload_ticks == 0) last_loading = v;
01524 }
01525
01526
01527
01528
01529
01530
01531
01532
01533 if (last_loading == NULL) return;
01534
01535 StationCargoList::OrderMap cargo_left[NUM_CARGO];
01536 for (CargoID i = 0; i < NUM_CARGO; i++) {
01537 cargo_left[i] = st->goods[i].cargo.CountForNextHop();
01538 }
01539
01540 for (iter = st->loading_vehicles.begin(); iter != st->loading_vehicles.end(); ++iter) {
01541 Vehicle *v = *iter;
01542 if (!(v->vehstatus & (VS_STOPPED | VS_CRASHED))) LoadUnloadVehicle(v, cargo_left);
01543 if (v == last_loading) break;
01544 }
01545
01546
01547 const Industry * const *isend = _cargo_delivery_destinations.End();
01548 for (Industry **iid = _cargo_delivery_destinations.Begin(); iid != isend; iid++) {
01549 TriggerIndustryProduction(*iid);
01550 }
01551 _cargo_delivery_destinations.Clear();
01552 }
01553
01557 void CompaniesMonthlyLoop()
01558 {
01559 CompaniesGenStatistics();
01560 if (_settings_game.economy.inflation) {
01561 AddInflation();
01562 RecomputePrices();
01563 }
01564 CompaniesPayInterest();
01565 HandleEconomyFluctuations();
01566 }
01567
01568 static void DoAcquireCompany(Company *c)
01569 {
01570 CompanyID ci = c->index;
01571
01572 CompanyNewsInformation *cni = MallocT<CompanyNewsInformation>(1);
01573 cni->FillData(c, Company::Get(_current_company));
01574
01575 SetDParam(0, STR_NEWS_COMPANY_MERGER_TITLE);
01576 SetDParam(1, c->bankrupt_value == 0 ? STR_NEWS_MERGER_TAKEOVER_TITLE : STR_NEWS_COMPANY_MERGER_DESCRIPTION);
01577 SetDParamStr(2, cni->company_name);
01578 SetDParamStr(3, cni->other_company_name);
01579 SetDParam(4, c->bankrupt_value);
01580 AddCompanyNewsItem(STR_MESSAGE_NEWS_FORMAT, NS_COMPANY_MERGER, cni);
01581 AI::BroadcastNewEvent(new AIEventCompanyMerger(ci, _current_company));
01582
01583 ChangeOwnershipOfCompanyItems(ci, _current_company);
01584
01585 if (c->bankrupt_value == 0) {
01586 Company *owner = Company::Get(_current_company);
01587 owner->current_loan += c->current_loan;
01588 }
01589
01590 Money value = CalculateCompanyValue(c) >> 2;
01591 Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
01592 for (int i = 0; i != 4; i++) {
01593 if (c->share_owners[i] != COMPANY_SPECTATOR) {
01594 cur_company.Change(c->share_owners[i]);
01595 SubtractMoneyFromCompany(CommandCost(EXPENSES_OTHER, -value));
01596 }
01597 }
01598 cur_company.Restore();
01599
01600 if (c->is_ai) AI::Stop(c->index);
01601
01602 DeleteCompanyWindows(ci);
01603 InvalidateWindowClassesData(WC_TRAINS_LIST, 0);
01604 InvalidateWindowClassesData(WC_SHIPS_LIST, 0);
01605 InvalidateWindowClassesData(WC_ROADVEH_LIST, 0);
01606 InvalidateWindowClassesData(WC_AIRCRAFT_LIST, 0);
01607
01608 delete c;
01609 }
01610
01611 extern int GetAmountOwnedBy(const Company *c, Owner owner);
01612
01622 CommandCost CmdBuyShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01623 {
01624 CommandCost cost(EXPENSES_OTHER);
01625 CompanyID target_company = (CompanyID)p1;
01626 Company *c = Company::GetIfValid(target_company);
01627
01628
01629
01630 if (c == NULL || !_settings_game.economy.allow_shares || _current_company == target_company) return CMD_ERROR;
01631
01632
01633 if (_cur_year - c->inaugurated_year < 6) return_cmd_error(STR_ERROR_PROTECTED);
01634
01635
01636 if (GetAmountOwnedBy(c, COMPANY_SPECTATOR) == 0) return cost;
01637
01638 if (GetAmountOwnedBy(c, COMPANY_SPECTATOR) == 1) {
01639 if (!c->is_ai) return cost;
01640
01641 if (GetAmountOwnedBy(c, _current_company) == 3 && !MayCompanyTakeOver(_current_company, target_company)) return_cmd_error(STR_ERROR_TOO_MANY_VEHICLES_IN_GAME);
01642 }
01643
01644
01645 cost.AddCost(CalculateCompanyValue(c) >> 2);
01646 if (flags & DC_EXEC) {
01647 OwnerByte *b = c->share_owners;
01648
01649 while (*b != COMPANY_SPECTATOR) b++;
01650 *b = _current_company;
01651
01652 for (int i = 0; c->share_owners[i] == _current_company;) {
01653 if (++i == 4) {
01654 c->bankrupt_value = 0;
01655 DoAcquireCompany(c);
01656 break;
01657 }
01658 }
01659 SetWindowDirty(WC_COMPANY, target_company);
01660 CompanyAdminUpdate(c);
01661 }
01662 return cost;
01663 }
01664
01674 CommandCost CmdSellShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01675 {
01676 CompanyID target_company = (CompanyID)p1;
01677 Company *c = Company::GetIfValid(target_company);
01678
01679
01680
01681 if (c == NULL || !_settings_game.economy.allow_shares || _current_company == target_company) return CMD_ERROR;
01682
01683
01684 if (GetAmountOwnedBy(c, _current_company) == 0) return CommandCost();
01685
01686
01687 Money cost = CalculateCompanyValue(c) >> 2;
01688 cost = -(cost - (cost >> 7));
01689
01690 if (flags & DC_EXEC) {
01691 OwnerByte *b = c->share_owners;
01692 while (*b != _current_company) b++;
01693 *b = COMPANY_SPECTATOR;
01694 SetWindowDirty(WC_COMPANY, target_company);
01695 CompanyAdminUpdate(c);
01696 }
01697 return CommandCost(EXPENSES_OTHER, cost);
01698 }
01699
01712 CommandCost CmdBuyCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01713 {
01714 CompanyID target_company = (CompanyID)p1;
01715 Company *c = Company::GetIfValid(target_company);
01716 if (c == NULL) return CMD_ERROR;
01717
01718
01719 if (!HasBit(c->bankrupt_asked, _current_company)) return CMD_ERROR;
01720
01721
01722 if (!_networking && _local_company == c->index) return CMD_ERROR;
01723
01724
01725 if (target_company == _current_company) return CMD_ERROR;
01726
01727
01728 if (!MayCompanyTakeOver(_current_company, target_company)) return CMD_ERROR;
01729
01730
01731 CommandCost cost(EXPENSES_OTHER, c->bankrupt_value);
01732
01733 if (flags & DC_EXEC) {
01734 DoAcquireCompany(c);
01735 }
01736 return cost;
01737 }