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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 "infrastructure_func.h"
00050 #include "cheat_type.h"
00051 #include "water.h"
00052
00053 #include "table/strings.h"
00054 #include "table/pricebase.h"
00055
00056
00057
00058 CargoPaymentPool _cargo_payment_pool("CargoPayment");
00059 INSTANTIATE_POOL_METHODS(CargoPayment)
00060
00061
00072 static inline int32 BigMulS(const int32 a, const int32 b, const uint8 shift)
00073 {
00074 return (int32)((int64)a * (int64)b >> shift);
00075 }
00076
00077 typedef SmallVector<Industry *, 16> SmallIndustryList;
00078
00082 const ScoreInfo _score_info[] = {
00083 { 120, 100},
00084 { 80, 100},
00085 { 10000, 100},
00086 { 50000, 50},
00087 { 100000, 100},
00088 { 40000, 400},
00089 { 8, 50},
00090 {10000000, 50},
00091 { 250000, 50},
00092 { 0, 0}
00093 };
00094
00095 int _score_part[MAX_COMPANIES][SCORE_END];
00096 Economy _economy;
00097 Prices _price;
00098 Money _additional_cash_required;
00099 static PriceMultipliers _price_base_multiplier;
00100
00110 Money CalculateCompanyValue(const Company *c, bool including_loan)
00111 {
00112 Owner owner = c->index;
00113
00114 Station *st;
00115 uint num = 0;
00116
00117 FOR_ALL_STATIONS(st) {
00118 if (st->owner == owner) num += CountBits((byte)st->facilities);
00119 }
00120
00121 Money value = num * _price[PR_STATION_VALUE] * 25;
00122
00123 Vehicle *v;
00124 FOR_ALL_VEHICLES(v) {
00125 if (v->owner != owner) continue;
00126
00127 if (v->type == VEH_TRAIN ||
00128 v->type == VEH_ROAD ||
00129 (v->type == VEH_AIRCRAFT && Aircraft::From(v)->IsNormalAircraft()) ||
00130 v->type == VEH_SHIP) {
00131 value += v->value * 3 >> 1;
00132 }
00133 }
00134
00135
00136 if (including_loan) value -= c->current_loan;
00137 value += c->money;
00138
00139 return max(value, (Money)1);
00140 }
00141
00150 int UpdateCompanyRatingAndValue(Company *c, bool update)
00151 {
00152 Owner owner = c->index;
00153 int score = 0;
00154
00155 memset(_score_part[owner], 0, sizeof(_score_part[owner]));
00156
00157
00158 {
00159 Vehicle *v;
00160 Money min_profit = 0;
00161 bool min_profit_first = true;
00162 uint num = 0;
00163
00164 FOR_ALL_VEHICLES(v) {
00165 if (v->owner != owner) continue;
00166 if (IsCompanyBuildableVehicleType(v->type) && v->IsPrimaryVehicle()) {
00167 if (v->profit_last_year > 0) num++;
00168 if (v->age > 730) {
00169
00170 if (min_profit_first || min_profit > v->profit_last_year) {
00171 min_profit = v->profit_last_year;
00172 min_profit_first = false;
00173 }
00174 }
00175 }
00176 }
00177
00178 min_profit >>= 8;
00179
00180 _score_part[owner][SCORE_VEHICLES] = num;
00181
00182 if (min_profit > 0) {
00183 _score_part[owner][SCORE_MIN_PROFIT] = ClampToI32(min_profit);
00184 }
00185 }
00186
00187
00188 {
00189 uint num = 0;
00190 const Station *st;
00191
00192 FOR_ALL_STATIONS(st) {
00193
00194 if (st->owner == owner && (st->time_since_load <= 20 || st->time_since_unload <= 20)) num += CountBits((byte)st->facilities);
00195 }
00196 _score_part[owner][SCORE_STATIONS] = num;
00197 }
00198
00199
00200 {
00201 int numec = min(c->num_valid_stat_ent, 12);
00202 if (numec != 0) {
00203 const CompanyEconomyEntry *cee = c->old_economy;
00204 Money min_income = cee->income + cee->expenses;
00205 Money max_income = cee->income + cee->expenses;
00206
00207 do {
00208 min_income = min(min_income, cee->income + cee->expenses);
00209 max_income = max(max_income, cee->income + cee->expenses);
00210 } while (++cee, --numec);
00211
00212 if (min_income > 0) {
00213 _score_part[owner][SCORE_MIN_INCOME] = ClampToI32(min_income);
00214 }
00215
00216 _score_part[owner][SCORE_MAX_INCOME] = ClampToI32(max_income);
00217 }
00218 }
00219
00220
00221 {
00222 const CompanyEconomyEntry *cee;
00223 int numec;
00224 uint32 total_delivered;
00225
00226 numec = min(c->num_valid_stat_ent, 4);
00227 if (numec != 0) {
00228 cee = c->old_economy;
00229 total_delivered = 0;
00230 do {
00231 total_delivered += cee->delivered_cargo;
00232 } while (++cee, --numec);
00233
00234 _score_part[owner][SCORE_DELIVERED] = total_delivered;
00235 }
00236 }
00237
00238
00239 {
00240 uint num = CountBits(c->cargo_types);
00241 _score_part[owner][SCORE_CARGO] = num;
00242 if (update) c->cargo_types = 0;
00243 }
00244
00245
00246 {
00247 if (c->money > 0) {
00248 _score_part[owner][SCORE_MONEY] = ClampToI32(c->money);
00249 }
00250 }
00251
00252
00253 {
00254 _score_part[owner][SCORE_LOAN] = ClampToI32(_score_info[SCORE_LOAN].needed - c->current_loan);
00255 }
00256
00257
00258 {
00259 int total_score = 0;
00260 int s;
00261 score = 0;
00262 for (ScoreID i = SCORE_BEGIN; i < SCORE_END; i++) {
00263
00264 if (i == SCORE_TOTAL) continue;
00265
00266 s = Clamp(_score_part[owner][i], 0, _score_info[i].needed) * _score_info[i].score / _score_info[i].needed;
00267 score += s;
00268 total_score += _score_info[i].score;
00269 }
00270
00271 _score_part[owner][SCORE_TOTAL] = score;
00272
00273
00274 if (total_score != SCORE_MAX) score = score * SCORE_MAX / total_score;
00275 }
00276
00277 if (update) {
00278 c->old_economy[0].performance_history = score;
00279 UpdateCompanyHQ(c->location_of_HQ, score);
00280 c->old_economy[0].company_value = CalculateCompanyValue(c);
00281 }
00282
00283 SetWindowDirty(WC_PERFORMANCE_DETAIL, 0);
00284 return score;
00285 }
00286
00292 void ChangeOwnershipOfCompanyItems(Owner old_owner, Owner new_owner)
00293 {
00294
00295
00296
00297 Backup<CompanyByte> cur_company(_current_company, old_owner, FILE_LINE);
00298 #ifdef ENABLE_NETWORK
00299
00300 if (_networking) NetworkClientsToSpectators(old_owner);
00301 #endif
00302
00303 Town *t;
00304
00305 assert(old_owner != new_owner);
00306
00307 {
00308 Company *c;
00309 uint i;
00310
00311
00312 FOR_ALL_COMPANIES(c) {
00313 for (i = 0; i < 4; i++) {
00314 if (c->share_owners[i] == old_owner) {
00315
00316 CommandCost res = DoCommand(0, c->index, 0, DC_EXEC, CMD_SELL_SHARE_IN_COMPANY);
00317
00318
00319 SubtractMoneyFromCompany(res);
00320 }
00321 }
00322 }
00323
00324
00325 Backup<CompanyByte> cur_company2(_current_company, FILE_LINE);
00326 c = Company::Get(old_owner);
00327 for (i = 0; i < 4; i++) {
00328 cur_company2.Change(c->share_owners[i]);
00329 if (_current_company != INVALID_OWNER) {
00330
00331 CommandCost res = DoCommand(0, old_owner, 0, DC_EXEC, CMD_SELL_SHARE_IN_COMPANY);
00332
00333
00334 SubtractMoneyFromCompany(res);
00335 }
00336 }
00337 cur_company2.Restore();
00338 }
00339
00340
00341
00342
00343 if (new_owner == INVALID_OWNER) {
00344 Company::Get(old_owner)->money = UINT64_MAX >> 2;
00345 }
00346
00347 Subsidy *s;
00348 FOR_ALL_SUBSIDIES(s) {
00349 if (s->awarded == old_owner) {
00350 if (new_owner == INVALID_OWNER) {
00351 delete s;
00352 } else {
00353 s->awarded = new_owner;
00354 }
00355 }
00356 }
00357 if (new_owner == INVALID_OWNER) RebuildSubsidisedSourceAndDestinationCache();
00358
00359
00360 FOR_ALL_TOWNS(t) {
00361
00362 if (new_owner != INVALID_OWNER) {
00363 if (HasBit(t->have_ratings, old_owner)) {
00364 if (HasBit(t->have_ratings, new_owner)) {
00365
00366 t->ratings[new_owner] = max(t->ratings[new_owner], t->ratings[old_owner]);
00367 } else {
00368 SetBit(t->have_ratings, new_owner);
00369 t->ratings[new_owner] = t->ratings[old_owner];
00370 }
00371 }
00372 }
00373
00374
00375 t->ratings[old_owner] = RATING_INITIAL;
00376 ClrBit(t->have_ratings, old_owner);
00377 }
00378
00379
00380 if (new_owner != INVALID_OWNER) {
00381 FreeUnitIDGenerator unitidgen[] = {
00382 FreeUnitIDGenerator(VEH_TRAIN, new_owner), FreeUnitIDGenerator(VEH_ROAD, new_owner),
00383 FreeUnitIDGenerator(VEH_SHIP, new_owner), FreeUnitIDGenerator(VEH_AIRCRAFT, new_owner)
00384 };
00385
00386 Vehicle *v;
00387 FOR_ALL_VEHICLES(v) {
00388 if (v->owner == old_owner && IsCompanyBuildableVehicleType(v->type)) {
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 } else {
00399
00400
00401 HandleSharingCompanyDeletion(old_owner);
00402 }
00403
00404
00405 {
00406 TileIndex tile = 0;
00407 do {
00408 ChangeTileOwner(tile, old_owner, new_owner);
00409 } while (++tile != MapSize());
00410
00411 if (new_owner != INVALID_OWNER) {
00412
00413
00414
00415
00416 UpdateAllBlockSignals(new_owner);
00417 } else if (_settings_game.economy.infrastructure_sharing[VEH_TRAIN]) {
00418
00419
00420 UpdateAllBlockSignals();
00421 }
00422
00423
00424 UpdateSignalsInBuffer();
00425 }
00426
00427
00428 Station *st;
00429 FOR_ALL_STATIONS(st) {
00430 if (st->owner == old_owner) {
00431
00432
00433 st->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
00434 }
00435 }
00436
00437
00438 Waypoint *wp;
00439 FOR_ALL_WAYPOINTS(wp) {
00440 if (wp->owner == old_owner) {
00441 wp->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
00442 }
00443 }
00444
00445
00446
00447 RemoveAllEngineReplacementForCompany(Company::Get(old_owner));
00448
00449 if (new_owner == INVALID_OWNER) {
00450 RemoveAllGroupsForCompany(old_owner);
00451 } else {
00452 Group *g;
00453 FOR_ALL_GROUPS(g) {
00454 if (g->owner == old_owner) g->owner = new_owner;
00455 }
00456 }
00457
00458 Sign *si;
00459 FOR_ALL_SIGNS(si) {
00460 if (si->owner == old_owner) si->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
00461 }
00462
00463
00464 if (new_owner != INVALID_OWNER) ChangeWindowOwner(old_owner, new_owner);
00465
00466 cur_company.Restore();
00467
00468 MarkWholeScreenDirty();
00469 }
00470
00475 static void CompanyCheckBankrupt(Company *c)
00476 {
00477
00478 if (c->money >= 0) {
00479 c->quarters_of_bankruptcy = 0;
00480 c->bankrupt_asked = 0;
00481 return;
00482 }
00483
00484 c->quarters_of_bankruptcy++;
00485
00486 switch (c->quarters_of_bankruptcy) {
00487 case 0:
00488 case 1:
00489 break;
00490
00491 case 2: {
00492 CompanyNewsInformation *cni = MallocT<CompanyNewsInformation>(1);
00493 cni->FillData(c);
00494 SetDParam(0, STR_NEWS_COMPANY_IN_TROUBLE_TITLE);
00495 SetDParam(1, STR_NEWS_COMPANY_IN_TROUBLE_DESCRIPTION);
00496 SetDParamStr(2, cni->company_name);
00497 AddCompanyNewsItem(STR_MESSAGE_NEWS_FORMAT, NS_COMPANY_TROUBLE, cni);
00498 AI::BroadcastNewEvent(new AIEventCompanyInTrouble(c->index));
00499 break;
00500 }
00501
00502 case 3: {
00503
00504
00505 Money val = CalculateCompanyValue(c, false);
00506 if (val > 0) {
00507 c->bankrupt_value = val;
00508 c->bankrupt_asked = 1 << c->index;
00509 c->bankrupt_timeout = 0;
00510 break;
00511 }
00512
00513 }
00514 default:
00515 case 4:
00516 if (!_networking && _local_company == c->index) {
00517
00518
00519
00520
00521 c->bankrupt_asked = MAX_UVALUE(CompanyMask);
00522 break;
00523 }
00524
00525
00526
00527
00528
00529
00530
00531
00532
00533
00534 if (!_networking || _network_server) DoCommandP(0, 2 | (c->index << 16), 0, CMD_COMPANY_CTRL);
00535 break;
00536 }
00537 }
00538
00543 static void CompaniesGenStatistics()
00544 {
00545 Station *st;
00546
00547 Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
00548 Company *c;
00549
00550 if (!_settings_game.economy.infrastructure_maintenance) {
00551 FOR_ALL_STATIONS(st) {
00552 cur_company.Change(st->owner);
00553 CommandCost cost(EXPENSES_PROPERTY, _price[PR_STATION_VALUE] >> 1);
00554 SubtractMoneyFromCompany(cost);
00555 }
00556 } else {
00557
00558 FOR_ALL_COMPANIES(c) {
00559 cur_company.Change(c->index);
00560
00561 CommandCost cost(EXPENSES_PROPERTY);
00562 for (RailType rt = RAILTYPE_BEGIN; rt < RAILTYPE_END; rt++) {
00563 if (c->rail_infrastructure[rt] != 0) cost.AddCost(RailMaintenanceCost(rt, c->rail_infrastructure[rt]));
00564 }
00565 cost.AddCost(SignalMaintenanceCost(c->signal_infrastructure));
00566 for (RoadType rt = ROADTYPE_BEGIN; rt < ROADTYPE_END; rt++) {
00567 if (c->road_infrastructure[rt] != 0) cost.AddCost(RoadMaintenanceCost(rt, c->road_infrastructure[rt]));
00568 }
00569 cost.AddCost(CanalMaintenanceCost(c->water_infrastructure));
00570 cost.AddCost(StationMaintenanceCost(c->station_infrastructure));
00571 cost.AddCost(AirportMaintenanceCost(c->index));
00572
00573 SubtractMoneyFromCompany(cost);
00574 }
00575 }
00576 cur_company.Restore();
00577
00578
00579 if (!HasBit(1 << 0 | 1 << 3 | 1 << 6 | 1 << 9, _cur_month)) return;
00580
00581 FOR_ALL_COMPANIES(c) {
00582 memmove(&c->old_economy[1], &c->old_economy[0], sizeof(c->old_economy) - sizeof(c->old_economy[0]));
00583 c->old_economy[0] = c->cur_economy;
00584 memset(&c->cur_economy, 0, sizeof(c->cur_economy));
00585
00586 if (c->num_valid_stat_ent != MAX_HISTORY_QUARTERS) c->num_valid_stat_ent++;
00587
00588 UpdateCompanyRatingAndValue(c, true);
00589 if (c->block_preview != 0) c->block_preview--;
00590 CompanyCheckBankrupt(c);
00591 }
00592
00593 SetWindowDirty(WC_INCOME_GRAPH, 0);
00594 SetWindowDirty(WC_OPERATING_PROFIT, 0);
00595 SetWindowDirty(WC_DELIVERED_CARGO, 0);
00596 SetWindowDirty(WC_PERFORMANCE_HISTORY, 0);
00597 SetWindowDirty(WC_COMPANY_VALUE, 0);
00598 SetWindowDirty(WC_COMPANY_LEAGUE, 0);
00599 }
00600
00605 void AddInflation(bool check_year)
00606 {
00607
00608
00609
00610
00611
00612
00613
00614
00615
00616
00617
00618
00619
00620
00621
00622 if (check_year && (_cur_year - _settings_game.game_creation.starting_year) >= (ORIGINAL_MAX_YEAR - ORIGINAL_BASE_YEAR)) return;
00623
00624
00625
00626
00627
00628
00629 _economy.inflation_prices += min((_economy.inflation_prices * _economy.infl_amount * 54) >> 16, MAX_INFLATION);
00630 _economy.inflation_payment += min((_economy.inflation_payment * _economy.infl_amount_pr * 54) >> 16, MAX_INFLATION);
00631 }
00632
00636 void RecomputePrices()
00637 {
00638
00639 _economy.max_loan = (_settings_game.difficulty.max_loan * _economy.inflation_prices >> 16) / 50000 * 50000;
00640
00641
00642 for (Price i = PR_BEGIN; i < PR_END; i++) {
00643 Money price = _price_base_specs[i].start_price;
00644
00645
00646 uint mod = 1;
00647 switch (_price_base_specs[i].category) {
00648 case PCAT_RUNNING:
00649 mod = _settings_game.difficulty.vehicle_costs;
00650 break;
00651
00652 case PCAT_CONSTRUCTION:
00653 mod = _settings_game.difficulty.construction_cost;
00654 break;
00655
00656 default: break;
00657 }
00658 if (mod < 1) {
00659 price = price * 3 >> 2;
00660 } else if (mod > 1) {
00661 price = price * 9 >> 3;
00662 }
00663
00664
00665 price = (int64)price * _economy.inflation_prices;
00666
00667
00668 int shift = _price_base_multiplier[i] - 16;
00669 if (shift >= 0) {
00670 price <<= shift;
00671 } else {
00672 price >>= -shift;
00673 }
00674
00675
00676
00677
00678
00679
00680 if (price == 0) {
00681 price = Clamp(_price_base_specs[i].start_price, -1, 1);
00682
00683 assert(price != 0);
00684 }
00685
00686 _price[i] = price;
00687 }
00688
00689
00690 CargoSpec *cs;
00691 FOR_ALL_CARGOSPECS(cs) {
00692 cs->current_payment = ((int64)cs->initial_payment * _economy.inflation_payment) >> 16;
00693 }
00694
00695 SetWindowClassesDirty(WC_BUILD_VEHICLE);
00696 SetWindowClassesDirty(WC_REPLACE_VEHICLE);
00697 SetWindowClassesDirty(WC_VEHICLE_DETAILS);
00698 SetWindowClassesDirty(WC_COMPANY_INFRASTRUCTURE);
00699 InvalidateWindowData(WC_PAYMENT_RATES, 0);
00700 }
00701
00703 static void CompaniesPayInterest()
00704 {
00705 const Company *c;
00706
00707 Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
00708 FOR_ALL_COMPANIES(c) {
00709 cur_company.Change(c->index);
00710
00711
00712
00713
00714
00715
00716
00717
00718
00719 Money yearly_fee = c->current_loan * _economy.interest_rate / 100;
00720 Money up_to_previous_month = yearly_fee * _cur_month / 12;
00721 Money up_to_this_month = yearly_fee * (_cur_month + 1) / 12;
00722
00723 SubtractMoneyFromCompany(CommandCost(EXPENSES_LOAN_INT, up_to_this_month - up_to_previous_month));
00724
00725 SubtractMoneyFromCompany(CommandCost(EXPENSES_OTHER, _price[PR_STATION_VALUE] >> 2));
00726 }
00727 cur_company.Restore();
00728 }
00729
00730 static void HandleEconomyFluctuations()
00731 {
00732 if (_settings_game.difficulty.economy != 0) {
00733
00734 _economy.fluct--;
00735 } else if (EconomyIsInRecession()) {
00736
00737 _economy.fluct = -12;
00738 } else {
00739
00740 return;
00741 }
00742
00743 if (_economy.fluct == 0) {
00744 _economy.fluct = -(int)GB(Random(), 0, 2);
00745 AddNewsItem(STR_NEWS_BEGIN_OF_RECESSION, NS_ECONOMY);
00746 } else if (_economy.fluct == -12) {
00747 _economy.fluct = GB(Random(), 0, 8) + 312;
00748 AddNewsItem(STR_NEWS_END_OF_RECESSION, NS_ECONOMY);
00749 }
00750 }
00751
00752
00756 void ResetPriceBaseMultipliers()
00757 {
00758 memset(_price_base_multiplier, 0, sizeof(_price_base_multiplier));
00759 }
00760
00768 void SetPriceBaseMultiplier(Price price, int factor)
00769 {
00770 assert(price < PR_END);
00771 _price_base_multiplier[price] = Clamp(factor, MIN_PRICE_MODIFIER, MAX_PRICE_MODIFIER);
00772 }
00773
00778 void StartupIndustryDailyChanges(bool init_counter)
00779 {
00780 uint map_size = MapLogX() + MapLogY();
00781
00782
00783
00784
00785
00786
00787 _economy.industry_daily_increment = (1 << map_size) / 31;
00788
00789 if (init_counter) {
00790
00791 _economy.industry_daily_change_counter = 0;
00792 }
00793 }
00794
00795 void StartupEconomy()
00796 {
00797 _economy.interest_rate = _settings_game.difficulty.initial_interest;
00798 _economy.infl_amount = _settings_game.difficulty.initial_interest;
00799 _economy.infl_amount_pr = max(0, _settings_game.difficulty.initial_interest - 1);
00800 _economy.fluct = GB(Random(), 0, 8) + 168;
00801
00802
00803 RecomputePrices();
00804
00805 StartupIndustryDailyChanges(true);
00806
00807 }
00808
00812 void InitializeEconomy()
00813 {
00814 _economy.inflation_prices = _economy.inflation_payment = 1 << 16;
00815 }
00816
00825 Money GetPrice(Price index, uint cost_factor, const GRFFile *grf_file, int shift)
00826 {
00827 if (index >= PR_END) return 0;
00828
00829 Money cost = _price[index] * cost_factor;
00830 if (grf_file != NULL) shift += grf_file->price_base_multipliers[index];
00831
00832 if (shift >= 0) {
00833 cost <<= shift;
00834 } else {
00835 cost >>= -shift;
00836 }
00837
00838 return cost;
00839 }
00840
00841 Money GetTransportedGoodsIncome(uint num_pieces, uint dist, byte transit_days, CargoID cargo_type)
00842 {
00843 const CargoSpec *cs = CargoSpec::Get(cargo_type);
00844 if (!cs->IsValid()) {
00845
00846 return 0;
00847 }
00848
00849
00850 if (HasBit(cs->callback_mask, CBM_CARGO_PROFIT_CALC)) {
00851 uint32 var18 = min(dist, 0xFFFF) | (min(num_pieces, 0xFF) << 16) | (transit_days << 24);
00852 uint16 callback = GetCargoCallback(CBID_CARGO_PROFIT_CALC, 0, var18, cs);
00853 if (callback != CALLBACK_FAILED) {
00854 int result = GB(callback, 0, 14);
00855
00856
00857 if (HasBit(callback, 14)) result -= 0x4000;
00858
00859
00860
00861
00862 return result * num_pieces * cs->current_payment / 8192;
00863 }
00864 }
00865
00866 static const int MIN_TIME_FACTOR = 31;
00867 static const int MAX_TIME_FACTOR = 255;
00868
00869 const int days1 = cs->transit_days[0];
00870 const int days2 = cs->transit_days[1];
00871 const int days_over_days1 = max( transit_days - days1, 0);
00872 const int days_over_days2 = max(days_over_days1 - days2, 0);
00873
00874
00875
00876
00877
00878
00879
00880
00881
00882
00883
00884 const int time_factor = max(MAX_TIME_FACTOR - days_over_days1 - days_over_days2, MIN_TIME_FACTOR);
00885
00886 return BigMulS(dist * time_factor * num_pieces, cs->current_payment, 21);
00887 }
00888
00890 static SmallIndustryList _cargo_delivery_destinations;
00891
00901 static uint DeliverGoodsToIndustry(const Station *st, CargoID cargo_type, uint num_pieces, IndustryID source)
00902 {
00903
00904
00905
00906
00907
00908
00909
00910 uint accepted = 0;
00911
00912 for (uint i = 0; i < st->industries_near.Length() && num_pieces != 0; i++) {
00913 Industry *ind = st->industries_near[i];
00914 if (ind->index == source) continue;
00915
00916 uint cargo_index;
00917 for (cargo_index = 0; cargo_index < lengthof(ind->accepts_cargo); cargo_index++) {
00918 if (cargo_type == ind->accepts_cargo[cargo_index]) break;
00919 }
00920
00921 if (cargo_index >= lengthof(ind->accepts_cargo)) continue;
00922
00923
00924 if (IndustryTemporarilyRefusesCargo(ind, cargo_type)) continue;
00925
00926
00927 _cargo_delivery_destinations.Include(ind);
00928
00929 uint amount = min(num_pieces, 0xFFFFU - ind->incoming_cargo_waiting[cargo_index]);
00930 ind->incoming_cargo_waiting[cargo_index] += amount;
00931 num_pieces -= amount;
00932 accepted += amount;
00933 }
00934
00935 return accepted;
00936 }
00937
00951 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)
00952 {
00953 assert(num_pieces > 0);
00954
00955 Station *st = Station::Get(dest);
00956
00957
00958 uint accepted = DeliverGoodsToIndustry(st, cargo_type, num_pieces, src_type == ST_INDUSTRY ? src : INVALID_INDUSTRY);
00959
00960
00961 if (HasBit(st->always_accepted, cargo_type)) accepted = num_pieces;
00962
00963
00964 if (accepted > 0) {
00965 SetBit(st->goods[cargo_type].acceptance_pickup, GoodsEntry::GES_EVER_ACCEPTED);
00966 SetBit(st->goods[cargo_type].acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH);
00967 SetBit(st->goods[cargo_type].acceptance_pickup, GoodsEntry::GES_ACCEPTED_BIGTICK);
00968 }
00969
00970
00971 company->cur_economy.delivered_cargo += accepted;
00972 if (accepted > 0) SetBit(company->cargo_types, cargo_type);
00973
00974
00975 const CargoSpec *cs = CargoSpec::Get(cargo_type);
00976 if (cs->town_effect == TE_PASSENGERS) st->town->new_act_pass += accepted;
00977 if (cs->town_effect == TE_MAIL) st->town->new_act_mail += accepted;
00978 if (cs->town_effect == TE_FOOD) st->town->new_act_food += accepted;
00979 if (cs->town_effect == TE_WATER) st->town->new_act_water += accepted;
00980 if (cs->town_effect == TE_GOODS) st->town->new_act_goods += accepted;
00981
00982
00983 Money profit = GetTransportedGoodsIncome(accepted, DistanceManhattan(source_tile, st->xy), days_in_transit, cargo_type);
00984
00985
00986 if (CheckSubsidised(cargo_type, company->index, src_type, src, st)) {
00987 switch (_settings_game.difficulty.subsidy_multiplier) {
00988 case 0: profit += profit >> 1; break;
00989 case 1: profit *= 2; break;
00990 case 2: profit *= 3; break;
00991 default: profit *= 4; break;
00992 }
00993 }
00994
00995 return profit;
00996 }
00997
01003 static void TriggerIndustryProduction(Industry *i)
01004 {
01005 const IndustrySpec *indspec = GetIndustrySpec(i->type);
01006 uint16 callback = indspec->callback_mask;
01007
01008 i->was_cargo_delivered = true;
01009 i->last_cargo_accepted_at = _date;
01010
01011 if (HasBit(callback, CBM_IND_PRODUCTION_CARGO_ARRIVAL) || HasBit(callback, CBM_IND_PRODUCTION_256_TICKS)) {
01012 if (HasBit(callback, CBM_IND_PRODUCTION_CARGO_ARRIVAL)) {
01013 IndustryProductionCallback(i, 0);
01014 } else {
01015 SetWindowDirty(WC_INDUSTRY_VIEW, i->index);
01016 }
01017 } else {
01018 for (uint cargo_index = 0; cargo_index < lengthof(i->incoming_cargo_waiting); cargo_index++) {
01019 uint cargo_waiting = i->incoming_cargo_waiting[cargo_index];
01020 if (cargo_waiting == 0) continue;
01021
01022 i->produced_cargo_waiting[0] = min(i->produced_cargo_waiting[0] + (cargo_waiting * indspec->input_cargo_multiplier[cargo_index][0] / 256), 0xFFFF);
01023 i->produced_cargo_waiting[1] = min(i->produced_cargo_waiting[1] + (cargo_waiting * indspec->input_cargo_multiplier[cargo_index][1] / 256), 0xFFFF);
01024
01025 i->incoming_cargo_waiting[cargo_index] = 0;
01026 }
01027 }
01028
01029 TriggerIndustry(i, INDUSTRY_TRIGGER_RECEIVED_CARGO);
01030 StartStopIndustryTileAnimation(i, IAT_INDUSTRY_RECEIVED_CARGO);
01031 }
01032
01037 CargoPayment::CargoPayment(Vehicle *front) :
01038 front(front),
01039 current_station(front->last_station_visited)
01040 {
01041 }
01042
01043 CargoPayment::~CargoPayment()
01044 {
01045 if (this->CleaningPool()) return;
01046
01047 this->front->cargo_payment = NULL;
01048
01049 if (this->visual_profit == 0 && this->visual_transfer == 0) return;
01050
01051 Backup<CompanyByte> cur_company(_current_company, this->front->owner, FILE_LINE);
01052
01053 SubtractMoneyFromCompany(CommandCost(this->front->GetExpenseType(true), -this->route_profit));
01054 this->front->profit_this_year += (this->visual_profit + this->visual_transfer) << 8;
01055
01056 if (this->route_profit != 0 && IsLocalCompany() && !PlayVehicleSound(this->front, VSE_LOAD_UNLOAD)) {
01057 SndPlayVehicleFx(SND_14_CASHTILL, this->front);
01058 }
01059
01060 if (this->visual_transfer != 0){
01061 ShowFeederIncomeAnimation(this->front->x_pos, this->front->y_pos,
01062 this->front->z_pos, this->visual_transfer, -this->visual_profit);
01063 } else if (this->visual_profit) {
01064 ShowCostOrIncomeAnimation(this->front->x_pos, this->front->y_pos,
01065 this->front->z_pos, -this->visual_profit);
01066 }
01067
01068 cur_company.Restore();
01069 }
01070
01076 void CargoPayment::PayFinalDelivery(const CargoPacket *cp, uint count)
01077 {
01078 if (this->owner == NULL) {
01079 this->owner = Company::Get(this->front->owner);
01080 }
01081
01082
01083 Money profit = DeliverGoods(count, this->ct, this->current_station, cp->SourceStationXY(), cp->DaysInTransit(), this->owner, cp->SourceSubsidyType(), cp->SourceSubsidyID());
01084
01085
01086
01087
01088
01089
01090
01091
01092
01093
01094
01095
01096
01097
01098
01099
01100
01101
01102 if (!_cheats.daylength_income.value) {
01103 profit = profit / _date_daylength_factor;
01104
01105 if (_date_daylength_factor > 1 && profit < 1) profit = 1;
01106 }
01107
01108 this->route_profit += profit;
01109
01110
01111 this->visual_profit += profit - cp->FeederShare();
01112 }
01113
01120 Money CargoPayment::PayTransfer(const CargoPacket *cp, uint count)
01121 {
01122 Money profit = GetTransportedGoodsIncome(
01123 count,
01124
01125 DistanceManhattan(cp->LoadedAtXY(), Station::Get(this->current_station)->xy),
01126 cp->DaysInTransit(),
01127 this->ct);
01128
01129
01130
01131
01132
01133
01134
01135
01136
01137
01138
01139
01140
01141
01142
01143
01144
01145
01146 if (!_cheats.daylength_income.value) {
01147 profit = profit / _date_daylength_factor;
01148
01149 if (_date_daylength_factor > 1 && profit < 1) profit = 1;
01150 }
01151
01152 profit = profit * _settings_game.economy.feeder_payment_share / 100;
01153
01154 this->visual_transfer += profit;
01155 return profit;
01156 }
01157
01164 void PrepareUnload(Station *curr_station, Vehicle *front_v, StationID next_station_id)
01165 {
01166
01167 ClrBit(front_v->vehicle_flags, VF_LOADING_FINISHED);
01168
01169
01170 front_v->load_unload_ticks = 1;
01171
01172 if ((front_v->current_order.GetUnloadType() & OUFB_NO_UNLOAD) != 0) {
01173
01174
01175
01176 if (next_station_id == INVALID_STATION) {
01177 return;
01178 } else {
01179 for (Vehicle *v = front_v; v != NULL; v = v->Next()) {
01180 const CargoPacketList *packets = v->cargo.Packets();
01181 for(VehicleCargoList::ConstIterator i(packets->begin()); i != packets->end(); ++i) {
01182 curr_station->goods[v->cargo_type].UpdateFlowStats(
01183 (*i)->SourceStation(), (*i)->Count(), next_station_id);
01184 }
01185 }
01186 }
01187 } else {
01188 for (Vehicle *v = front_v; v != NULL; v = v->Next()) {
01189 if (v->cargo_cap > 0 && !v->cargo.Empty()) {
01190 SetBit(v->vehicle_flags, VF_CARGO_UNLOADING);
01191 }
01192 }
01193 }
01194
01195 assert(front_v->cargo_payment == NULL);
01196
01197
01198 assert_compile(CargoPaymentPool::MAX_SIZE == VehiclePool::MAX_SIZE);
01199 assert(CargoPayment::CanAllocateItem());
01200 front_v->cargo_payment = new CargoPayment(front_v);
01201 }
01202
01210 uint32 ReserveConsist(Station *st, Vehicle *u, StationID next_station)
01211 {
01212 uint32 ret = 0;
01213 if (_settings_game.order.improved_load && (u->current_order.GetLoadType() & OLFB_FULL_LOAD)) {
01214
01215 for (Vehicle *v = u; v != NULL; v = v->Next()) {
01216
01217
01218
01219
01220
01221
01222
01223
01224
01225
01226
01227
01228
01229
01230
01231
01232
01233
01234
01235 if (HasBit(v->vehicle_flags, VF_CARGO_UNLOADING)) continue;
01236
01237 int cap = v->cargo_cap - v->cargo.Count();
01238 if (cap > 0) {
01239 StationCargoList &list = st->goods[v->cargo_type].cargo;
01240 if (list.MoveTo(&v->cargo, cap, next_station, true) > 0) {
01241 SetBit(ret, v->cargo_type);
01242 }
01243 }
01244 }
01245 }
01246 return ret;
01247 }
01248
01249
01256 static uint32 LoadUnloadVehicle(Vehicle *v, uint32 cargos_reserved)
01257 {
01258 assert(v->current_order.IsType(OT_LOADING));
01259
01260 StationID last_visited = v->last_station_visited;
01261 Station *st = Station::Get(last_visited);
01262
01263 StationID next_station = INVALID_STATION;
01264 OrderList *orders = v->orders.list;
01265 if (orders != NULL) {
01266 next_station = orders->GetNextStoppingStation(v->cur_implicit_order_index, last_visited);
01267 }
01268
01269
01270 if (v->load_unload_ticks != 0) {
01271 return cargos_reserved | ReserveConsist(st, v, next_station);
01272 }
01273
01274 OrderUnloadFlags unload_flags = v->current_order.GetUnloadType();
01275
01276 if (v->type == VEH_TRAIN && (!IsTileType(v->tile, MP_STATION) || GetStationIndex(v->tile) != st->index)) {
01277
01278
01279 SetBit(v->vehicle_flags, VF_LOADING_FINISHED);
01280 v->load_unload_ticks = 1;
01281 return cargos_reserved;
01282 }
01283
01284 int unloading_time = 0;
01285 Vehicle *u = v;
01286 bool dirty_vehicle = false;
01287 bool dirty_station = false;
01288
01289 bool completely_emptied = true;
01290 bool anything_unloaded = false;
01291 bool anything_loaded = false;
01292 uint32 full_load_amount = 0;
01293 uint32 cargo_not_full = 0;
01294 uint32 cargo_full = 0;
01295
01296 v->cur_speed = 0;
01297
01298 CargoPayment *payment = v->cargo_payment;
01299
01300 for (; v != NULL; v = v->Next()) {
01301 if (v->cargo_cap == 0) continue;
01302
01303 const Engine *e = Engine::Get(v->engine_type);
01304 byte load_amount = e->info.load_amount;
01305
01306
01307 if (v->type == VEH_AIRCRAFT && !Aircraft::From(v)->IsNormalAircraft()) load_amount = CeilDiv(load_amount, 4);
01308
01309 if (_settings_game.order.gradual_loading && HasBit(e->info.callback_mask, CBM_VEHICLE_LOAD_AMOUNT)) {
01310 uint16 cb_load_amount = GetVehicleCallback(CBID_VEHICLE_LOAD_AMOUNT, 0, 0, v->engine_type, v);
01311 if (cb_load_amount != CALLBACK_FAILED && GB(cb_load_amount, 0, 8) != 0) load_amount = GB(cb_load_amount, 0, 8);
01312 }
01313
01314 GoodsEntry *ge = &st->goods[v->cargo_type];
01315
01316 if (HasBit(v->vehicle_flags, VF_CARGO_UNLOADING)) {
01317
01318
01319 uint cargo_count = v->cargo.OnboardCount();
01320 uint amount_unloaded = _settings_game.order.gradual_loading ? min(cargo_count, load_amount) : cargo_count;
01321
01322 uint prev_count = ge->cargo.Count();
01323 payment->SetCargo(v->cargo_type);
01324 uint delivered = ge->cargo.TakeFrom(&v->cargo, amount_unloaded, unload_flags,
01325 next_station, u->last_loading_station == last_visited, payment);
01326
01327 st->time_since_unload = 0;
01328 unloading_time += delivered;
01329
01330 if (ge->cargo.Count() > prev_count) {
01331
01332 dirty_station = true;
01333 if (!HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP)) {
01334 InvalidateWindowData(WC_STATION_LIST, last_visited);
01335 SetBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP);
01336 }
01337 }
01338
01339 anything_unloaded = true;
01340 dirty_vehicle = true;
01341
01342
01343
01344
01345
01346
01347 if (v->cargo.OnboardCount() == 0) {
01348
01349 if (!v->cargo.Empty()) completely_emptied = false;
01350 ClrBit(v->vehicle_flags, VF_CARGO_UNLOADING);
01351 v->cargo.SwapReserved();
01352 }
01353
01354 continue;
01355 }
01356
01357
01358 if (u->current_order.GetLoadType() & OLFB_NO_LOAD || HasBit(u->vehicle_flags, VF_STOP_LOADING)) continue;
01359
01360
01361 int t;
01362 switch (u->type) {
01363 case VEH_TRAIN:
01364 case VEH_SHIP:
01365 t = u->vcache.cached_max_speed;
01366 break;
01367
01368 case VEH_ROAD:
01369 t = u->vcache.cached_max_speed / 2;
01370 break;
01371
01372 case VEH_AIRCRAFT:
01373 t = Aircraft::From(u)->GetSpeedOldUnits();
01374 break;
01375
01376 default: NOT_REACHED();
01377 }
01378
01379
01380 ge->last_speed = min(t, 255);
01381 ge->last_age = _cur_year - u->build_year;
01382 ge->days_since_pickup = 0;
01383
01384
01385
01386 int cap_left = v->cargo_cap - v->cargo.OnboardCount();
01387 if (cap_left > 0) {
01388 if (_settings_game.order.gradual_loading) cap_left = min(cap_left, load_amount);
01389 if (v->cargo.Empty()) TriggerVehicle(v, VEHICLE_TRIGGER_NEW_CARGO);
01390
01391 int loaded = 0;
01392
01393 if (_settings_game.order.improved_load) {
01394 loaded += v->cargo.LoadReserved(cap_left);
01395 }
01396
01397 if (loaded < cap_left) {
01398 assert(v->cargo.ReservedCount() == 0);
01399 loaded += ge->cargo.MoveTo(&v->cargo, cap_left - loaded, next_station);
01400 }
01401
01402
01403 if (loaded == cap_left) {
01404 SetBit(full_load_amount, v->cargo_type);
01405 } else {
01406 ClrBit(full_load_amount, v->cargo_type);
01407 }
01408
01409
01410
01411
01412
01413
01414
01415
01416 if (loaded > 0) {
01417 completely_emptied = false;
01418 anything_loaded = true;
01419
01420 st->time_since_load = 0;
01421 st->last_vehicle_type = v->type;
01422
01423 TriggerStationAnimation(st, st->xy, SAT_CARGO_TAKEN, v->cargo_type);
01424 AirportAnimationTrigger(st, AAT_STATION_CARGO_TAKEN, v->cargo_type);
01425
01426 unloading_time += loaded;
01427
01428 dirty_vehicle = dirty_station = true;
01429 } else if (_settings_game.order.improved_load && HasBit(cargos_reserved, v->cargo_type)) {
01430
01431
01432 SetBit(cargo_not_full, v->cargo_type);
01433 continue;
01434 }
01435 }
01436
01437 if (v->cargo.OnboardCount() >= v->cargo_cap) {
01438 SetBit(cargo_full, v->cargo_type);
01439 } else {
01440 SetBit(cargo_not_full, v->cargo_type);
01441 }
01442 }
01443
01444
01445 completely_emptied &= anything_unloaded;
01446
01447 v = u;
01448
01449 if (!anything_unloaded) delete payment;
01450
01451 ClrBit(u->vehicle_flags, VF_STOP_LOADING);
01452 if (anything_loaded || anything_unloaded) {
01453 if (_settings_game.order.gradual_loading) {
01454
01455
01456 const uint gradual_loading_wait_time[] = { 40, 20, 10, 20 };
01457
01458 unloading_time = gradual_loading_wait_time[v->type];
01459 }
01460
01461
01462
01463 if (!anything_unloaded && full_load_amount == 0 && !(v->current_order.GetLoadType() & OLFB_FULL_LOAD) &&
01464 (!_settings_game.order.timetabling || v->current_order_time >= (uint)max(v->current_order.wait_time - v->lateness_counter, 0))) {
01465 SetBit(v->vehicle_flags, VF_STOP_LOADING);
01466 }
01467 } else {
01468 bool finished_loading = true;
01469 if (v->current_order.GetLoadType() & OLFB_FULL_LOAD) {
01470 if (v->current_order.GetLoadType() == OLF_FULL_LOAD_ANY) {
01471
01472
01473 if ((v->type == VEH_AIRCRAFT && IsCargoInClass(v->cargo_type, CC_PASSENGERS) && v->cargo_cap > v->cargo.OnboardCount()) ||
01474 (cargo_not_full && (cargo_full & ~cargo_not_full) == 0)) {
01475 finished_loading = false;
01476 }
01477 } else if (cargo_not_full != 0) {
01478 finished_loading = false;
01479 }
01480 }
01481 unloading_time = 20;
01482
01483 SB(v->vehicle_flags, VF_LOADING_FINISHED, 1, finished_loading);
01484 }
01485
01486 if (v->type == VEH_TRAIN) {
01487
01488 int overhang = v->GetGroundVehicleCache()->cached_total_length - st->GetPlatformLength(v->tile) * TILE_SIZE;
01489 if (overhang > 0) {
01490 unloading_time <<= 1;
01491 unloading_time += (overhang * unloading_time) / 8;
01492 }
01493 }
01494
01495
01496
01497
01498
01499
01500
01501 if (_game_mode != GM_MENU && (_settings_client.gui.loading_indicators > (uint)(v->owner != _local_company && _local_company != COMPANY_SPECTATOR))) {
01502 StringID percent_up_down = STR_NULL;
01503 int percent = CalcPercentVehicleFilled(v, &percent_up_down);
01504 if (v->fill_percent_te_id == INVALID_TE_ID) {
01505 v->fill_percent_te_id = ShowFillingPercent(v->x_pos, v->y_pos, v->z_pos + 20, percent, percent_up_down);
01506 } else {
01507 UpdateFillingPercent(v->fill_percent_te_id, percent, percent_up_down);
01508 }
01509 }
01510
01511
01512 v->load_unload_ticks = max(1, unloading_time);
01513
01514 if (completely_emptied) {
01515 TriggerVehicle(v, VEHICLE_TRIGGER_EMPTY);
01516 }
01517
01518 if (dirty_vehicle) {
01519 SetWindowDirty(GetWindowClassForVehicleType(v->type), v->owner);
01520 SetWindowDirty(WC_VEHICLE_DETAILS, v->index);
01521 v->MarkDirty();
01522 }
01523 if (dirty_station) {
01524 st->MarkTilesDirty(true);
01525 SetWindowDirty(WC_STATION_VIEW, last_visited);
01526 }
01527 return cargos_reserved;
01528 }
01529
01535 void LoadUnloadStation(Station *st)
01536 {
01537
01538 if (st->loading_vehicles.empty()) return;
01539
01540 Vehicle *last_loading = NULL;
01541 std::list<Vehicle *>::iterator iter;
01542
01543
01544 for (iter = st->loading_vehicles.begin(); iter != st->loading_vehicles.end(); ++iter) {
01545 Vehicle *v = *iter;
01546
01547 if ((v->vehstatus & (VS_STOPPED | VS_CRASHED))) continue;
01548
01549 assert(v->load_unload_ticks != 0);
01550 if (--v->load_unload_ticks == 0) last_loading = v;
01551 }
01552
01553
01554
01555
01556
01557
01558
01559
01560 if (last_loading == NULL) return;
01561
01562 uint cargos_reserved = 0;
01563
01564 for (iter = st->loading_vehicles.begin(); iter != st->loading_vehicles.end(); ++iter) {
01565 Vehicle *v = *iter;
01566 if (!(v->vehstatus & (VS_STOPPED | VS_CRASHED))) cargos_reserved = LoadUnloadVehicle(v, cargos_reserved);
01567 if (v == last_loading) break;
01568 }
01569
01570
01571 const Industry * const *isend = _cargo_delivery_destinations.End();
01572 for (Industry **iid = _cargo_delivery_destinations.Begin(); iid != isend; iid++) {
01573 TriggerIndustryProduction(*iid);
01574 }
01575 _cargo_delivery_destinations.Clear();
01576 }
01577
01581 void CompaniesMonthlyLoop()
01582 {
01583 CompaniesGenStatistics();
01584 if (_settings_game.economy.inflation) {
01585 AddInflation();
01586 RecomputePrices();
01587 }
01588
01589 CompaniesPayInterest();
01590 HandleEconomyFluctuations();
01591 }
01592
01593 static void DoAcquireCompany(Company *c)
01594 {
01595 CompanyID ci = c->index;
01596
01597 CompanyNewsInformation *cni = MallocT<CompanyNewsInformation>(1);
01598 cni->FillData(c, Company::Get(_current_company));
01599
01600 SetDParam(0, STR_NEWS_COMPANY_MERGER_TITLE);
01601 SetDParam(1, c->bankrupt_value == 0 ? STR_NEWS_MERGER_TAKEOVER_TITLE : STR_NEWS_COMPANY_MERGER_DESCRIPTION);
01602 SetDParamStr(2, cni->company_name);
01603 SetDParamStr(3, cni->other_company_name);
01604 SetDParam(4, c->bankrupt_value);
01605 AddCompanyNewsItem(STR_MESSAGE_NEWS_FORMAT, NS_COMPANY_MERGER, cni);
01606 AI::BroadcastNewEvent(new AIEventCompanyMerger(ci, _current_company));
01607
01608 ChangeOwnershipOfCompanyItems(ci, _current_company);
01609
01610 if (c->bankrupt_value == 0) {
01611 Company *owner = Company::Get(_current_company);
01612 owner->current_loan += c->current_loan;
01613 }
01614
01615 Money value = CalculateCompanyValue(c) >> 2;
01616 Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
01617 for (int i = 0; i != 4; i++) {
01618 if (c->share_owners[i] != COMPANY_SPECTATOR) {
01619 cur_company.Change(c->share_owners[i]);
01620 SubtractMoneyFromCompany(CommandCost(EXPENSES_OTHER, -value));
01621 }
01622 }
01623 cur_company.Restore();
01624
01625 if (c->is_ai) AI::Stop(c->index);
01626
01627 DeleteCompanyWindows(ci);
01628 InvalidateWindowClassesData(WC_TRAINS_LIST, 0);
01629 InvalidateWindowClassesData(WC_SHIPS_LIST, 0);
01630 InvalidateWindowClassesData(WC_ROADVEH_LIST, 0);
01631 InvalidateWindowClassesData(WC_AIRCRAFT_LIST, 0);
01632
01633 delete c;
01634 }
01635
01636 extern int GetAmountOwnedBy(const Company *c, Owner owner);
01637
01647 CommandCost CmdBuyShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01648 {
01649 CommandCost cost(EXPENSES_OTHER);
01650 CompanyID target_company = (CompanyID)p1;
01651 Company *c = Company::GetIfValid(target_company);
01652
01653
01654
01655 if (c == NULL || !_settings_game.economy.allow_shares || _current_company == target_company) return CMD_ERROR;
01656
01657
01658 if (_cur_year - c->inaugurated_year < 6) return_cmd_error(STR_ERROR_PROTECTED);
01659
01660
01661 if (GetAmountOwnedBy(c, COMPANY_SPECTATOR) == 0) return cost;
01662
01663 if (GetAmountOwnedBy(c, COMPANY_SPECTATOR) == 1) {
01664 if (!c->is_ai) return cost;
01665
01666 if (GetAmountOwnedBy(c, _current_company) == 3 && !MayCompanyTakeOver(_current_company, target_company)) return_cmd_error(STR_ERROR_TOO_MANY_VEHICLES_IN_GAME);
01667 }
01668
01669
01670 cost.AddCost(CalculateCompanyValue(c) >> 2);
01671 if (flags & DC_EXEC) {
01672 OwnerByte *b = c->share_owners;
01673
01674 while (*b != COMPANY_SPECTATOR) b++;
01675 *b = _current_company;
01676
01677 for (int i = 0; c->share_owners[i] == _current_company;) {
01678 if (++i == 4) {
01679 c->bankrupt_value = 0;
01680 DoAcquireCompany(c);
01681 break;
01682 }
01683 }
01684 SetWindowDirty(WC_COMPANY, target_company);
01685 CompanyAdminUpdate(c);
01686 }
01687 return cost;
01688 }
01689
01699 CommandCost CmdSellShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01700 {
01701 CompanyID target_company = (CompanyID)p1;
01702 Company *c = Company::GetIfValid(target_company);
01703
01704
01705
01706 if (c == NULL || !_settings_game.economy.allow_shares || _current_company == target_company) return CMD_ERROR;
01707
01708
01709 if (GetAmountOwnedBy(c, _current_company) == 0) return CommandCost();
01710
01711
01712 Money cost = CalculateCompanyValue(c) >> 2;
01713 cost = -(cost - (cost >> 7));
01714
01715 if (flags & DC_EXEC) {
01716 OwnerByte *b = c->share_owners;
01717 while (*b != _current_company) b++;
01718 *b = COMPANY_SPECTATOR;
01719 SetWindowDirty(WC_COMPANY, target_company);
01720 CompanyAdminUpdate(c);
01721 }
01722 return CommandCost(EXPENSES_OTHER, cost);
01723 }
01724
01737 CommandCost CmdBuyCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01738 {
01739 CompanyID target_company = (CompanyID)p1;
01740 Company *c = Company::GetIfValid(target_company);
01741 if (c == NULL) return CMD_ERROR;
01742
01743
01744 if (!HasBit(c->bankrupt_asked, _current_company)) return CMD_ERROR;
01745
01746
01747 if (!_networking && _local_company == c->index) return CMD_ERROR;
01748
01749
01750 if (target_company == _current_company) return CMD_ERROR;
01751
01752
01753 if (!MayCompanyTakeOver(_current_company, target_company)) return CMD_ERROR;
01754
01755
01756 CommandCost cost(EXPENSES_OTHER, c->bankrupt_value);
01757
01758 if (flags & DC_EXEC) {
01759 DoAcquireCompany(c);
01760 }
01761 return cost;
01762 }