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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 if (new_owner != INVALID_OWNER) Company::Get(new_owner)->airport_infrastructure += Company::Get(old_owner)->airport_infrastructure;
00429
00430
00431 Station *st;
00432 FOR_ALL_STATIONS(st) {
00433 if (st->owner == old_owner) {
00434
00435
00436 st->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
00437 }
00438 }
00439
00440
00441 Waypoint *wp;
00442 FOR_ALL_WAYPOINTS(wp) {
00443 if (wp->owner == old_owner) {
00444 wp->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
00445 }
00446 }
00447
00448
00449
00450 RemoveAllEngineReplacementForCompany(Company::Get(old_owner));
00451
00452 if (new_owner == INVALID_OWNER) {
00453 RemoveAllGroupsForCompany(old_owner);
00454 } else {
00455 Group *g;
00456 FOR_ALL_GROUPS(g) {
00457 if (g->owner == old_owner) g->owner = new_owner;
00458 }
00459 }
00460
00461 Sign *si;
00462 FOR_ALL_SIGNS(si) {
00463 if (si->owner == old_owner) si->owner = new_owner == INVALID_OWNER ? OWNER_NONE : new_owner;
00464 }
00465
00466
00467 if (new_owner != INVALID_OWNER) ChangeWindowOwner(old_owner, new_owner);
00468
00469 cur_company.Restore();
00470
00471 MarkWholeScreenDirty();
00472 }
00473
00478 static void CompanyCheckBankrupt(Company *c)
00479 {
00480
00481 if (c->money >= 0) {
00482 c->quarters_of_bankruptcy = 0;
00483 c->bankrupt_asked = 0;
00484 return;
00485 }
00486
00487 c->quarters_of_bankruptcy++;
00488
00489 switch (c->quarters_of_bankruptcy) {
00490 case 0:
00491 case 1:
00492 break;
00493
00494 case 2: {
00495 CompanyNewsInformation *cni = MallocT<CompanyNewsInformation>(1);
00496 cni->FillData(c);
00497 SetDParam(0, STR_NEWS_COMPANY_IN_TROUBLE_TITLE);
00498 SetDParam(1, STR_NEWS_COMPANY_IN_TROUBLE_DESCRIPTION);
00499 SetDParamStr(2, cni->company_name);
00500 AddCompanyNewsItem(STR_MESSAGE_NEWS_FORMAT, NS_COMPANY_TROUBLE, cni);
00501 AI::BroadcastNewEvent(new AIEventCompanyInTrouble(c->index));
00502 break;
00503 }
00504
00505 case 3: {
00506
00507
00508 Money val = CalculateCompanyValue(c, false);
00509 if (val > 0) {
00510 c->bankrupt_value = val;
00511 c->bankrupt_asked = 1 << c->index;
00512 c->bankrupt_timeout = 0;
00513 break;
00514 }
00515
00516 }
00517 default:
00518 case 4:
00519 if (!_networking && _local_company == c->index) {
00520
00521
00522
00523
00524 c->bankrupt_asked = MAX_UVALUE(CompanyMask);
00525 break;
00526 }
00527
00528
00529
00530
00531
00532
00533
00534
00535
00536
00537 if (!_networking || _network_server) DoCommandP(0, 2 | (c->index << 16), 0, CMD_COMPANY_CTRL);
00538 break;
00539 }
00540 }
00541
00546 static void CompaniesGenStatistics()
00547 {
00548 Station *st;
00549
00550 Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
00551 Company *c;
00552
00553 if (!_settings_game.economy.infrastructure_maintenance) {
00554 FOR_ALL_STATIONS(st) {
00555 cur_company.Change(st->owner);
00556 CommandCost cost(EXPENSES_PROPERTY, _price[PR_STATION_VALUE] >> 1);
00557 SubtractMoneyFromCompany(cost);
00558 }
00559 } else {
00560
00561 FOR_ALL_COMPANIES(c) {
00562 cur_company.Change(c->index);
00563
00564 CommandCost cost(EXPENSES_PROPERTY);
00565 for (RailType rt = RAILTYPE_BEGIN; rt < RAILTYPE_END; rt++) {
00566 if (c->rail_infrastructure[rt] != 0) cost.AddCost(RailMaintenanceCost(rt, c->rail_infrastructure[rt]));
00567 }
00568 cost.AddCost(SignalMaintenanceCost(c->signal_infrastructure));
00569 for (RoadType rt = ROADTYPE_BEGIN; rt < ROADTYPE_END; rt++) {
00570 if (c->road_infrastructure[rt] != 0) cost.AddCost(RoadMaintenanceCost(rt, c->road_infrastructure[rt]));
00571 }
00572 cost.AddCost(CanalMaintenanceCost(c->water_infrastructure));
00573 cost.AddCost(StationMaintenanceCost(c->station_infrastructure));
00574 cost.AddCost(AirportMaintenanceCost(c->index));
00575
00576 SubtractMoneyFromCompany(cost);
00577 }
00578 }
00579 cur_company.Restore();
00580
00581
00582 if (!HasBit(1 << 0 | 1 << 3 | 1 << 6 | 1 << 9, _cur_month)) return;
00583
00584 FOR_ALL_COMPANIES(c) {
00585 memmove(&c->old_economy[1], &c->old_economy[0], sizeof(c->old_economy) - sizeof(c->old_economy[0]));
00586 c->old_economy[0] = c->cur_economy;
00587 memset(&c->cur_economy, 0, sizeof(c->cur_economy));
00588
00589 if (c->num_valid_stat_ent != MAX_HISTORY_QUARTERS) c->num_valid_stat_ent++;
00590
00591 UpdateCompanyRatingAndValue(c, true);
00592 if (c->block_preview != 0) c->block_preview--;
00593 CompanyCheckBankrupt(c);
00594 }
00595
00596 SetWindowDirty(WC_INCOME_GRAPH, 0);
00597 SetWindowDirty(WC_OPERATING_PROFIT, 0);
00598 SetWindowDirty(WC_DELIVERED_CARGO, 0);
00599 SetWindowDirty(WC_PERFORMANCE_HISTORY, 0);
00600 SetWindowDirty(WC_COMPANY_VALUE, 0);
00601 SetWindowDirty(WC_COMPANY_LEAGUE, 0);
00602 }
00603
00608 void AddInflation(bool check_year)
00609 {
00610
00611
00612
00613
00614
00615
00616
00617
00618
00619
00620
00621
00622
00623
00624
00625 if (check_year && (_cur_year - _settings_game.game_creation.starting_year) >= (ORIGINAL_MAX_YEAR - ORIGINAL_BASE_YEAR)) return;
00626
00627
00628
00629
00630
00631
00632 _economy.inflation_prices += min((_economy.inflation_prices * _economy.infl_amount * 54) >> 16, MAX_INFLATION);
00633 _economy.inflation_payment += min((_economy.inflation_payment * _economy.infl_amount_pr * 54) >> 16, MAX_INFLATION);
00634 }
00635
00639 void RecomputePrices()
00640 {
00641
00642 _economy.max_loan = (_settings_game.difficulty.max_loan * _economy.inflation_prices >> 16) / 50000 * 50000;
00643
00644
00645 for (Price i = PR_BEGIN; i < PR_END; i++) {
00646 Money price = _price_base_specs[i].start_price;
00647
00648
00649 uint mod = 1;
00650 switch (_price_base_specs[i].category) {
00651 case PCAT_RUNNING:
00652 mod = _settings_game.difficulty.vehicle_costs;
00653 break;
00654
00655 case PCAT_CONSTRUCTION:
00656 mod = _settings_game.difficulty.construction_cost;
00657 break;
00658
00659 default: break;
00660 }
00661 if (mod < 1) {
00662 price = price * 3 >> 2;
00663 } else if (mod > 1) {
00664 price = price * 9 >> 3;
00665 }
00666
00667
00668 price = (int64)price * _economy.inflation_prices;
00669
00670
00671 int shift = _price_base_multiplier[i] - 16;
00672 if (shift >= 0) {
00673 price <<= shift;
00674 } else {
00675 price >>= -shift;
00676 }
00677
00678
00679
00680
00681
00682
00683 if (price == 0) {
00684 price = Clamp(_price_base_specs[i].start_price, -1, 1);
00685
00686 assert(price != 0);
00687 }
00688
00689 _price[i] = price;
00690 }
00691
00692
00693 CargoSpec *cs;
00694 FOR_ALL_CARGOSPECS(cs) {
00695 cs->current_payment = ((int64)cs->initial_payment * _economy.inflation_payment) >> 16;
00696 }
00697
00698 SetWindowClassesDirty(WC_BUILD_VEHICLE);
00699 SetWindowClassesDirty(WC_REPLACE_VEHICLE);
00700 SetWindowClassesDirty(WC_VEHICLE_DETAILS);
00701 SetWindowClassesDirty(WC_COMPANY_INFRASTRUCTURE);
00702 InvalidateWindowData(WC_PAYMENT_RATES, 0);
00703 }
00704
00706 static void CompaniesPayInterest()
00707 {
00708 const Company *c;
00709
00710 Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
00711 FOR_ALL_COMPANIES(c) {
00712 cur_company.Change(c->index);
00713
00714
00715
00716
00717
00718
00719
00720
00721
00722 Money yearly_fee = c->current_loan * _economy.interest_rate / 100;
00723 Money up_to_previous_month = yearly_fee * _cur_month / 12;
00724 Money up_to_this_month = yearly_fee * (_cur_month + 1) / 12;
00725
00726 SubtractMoneyFromCompany(CommandCost(EXPENSES_LOAN_INT, up_to_this_month - up_to_previous_month));
00727
00728 SubtractMoneyFromCompany(CommandCost(EXPENSES_OTHER, _price[PR_STATION_VALUE] >> 2));
00729 }
00730 cur_company.Restore();
00731 }
00732
00733 static void HandleEconomyFluctuations()
00734 {
00735 if (_settings_game.difficulty.economy != 0) {
00736
00737 _economy.fluct--;
00738 } else if (EconomyIsInRecession()) {
00739
00740 _economy.fluct = -12;
00741 } else {
00742
00743 return;
00744 }
00745
00746 if (_economy.fluct == 0) {
00747 _economy.fluct = -(int)GB(Random(), 0, 2);
00748 AddNewsItem(STR_NEWS_BEGIN_OF_RECESSION, NS_ECONOMY);
00749 } else if (_economy.fluct == -12) {
00750 _economy.fluct = GB(Random(), 0, 8) + 312;
00751 AddNewsItem(STR_NEWS_END_OF_RECESSION, NS_ECONOMY);
00752 }
00753 }
00754
00755
00759 void ResetPriceBaseMultipliers()
00760 {
00761 memset(_price_base_multiplier, 0, sizeof(_price_base_multiplier));
00762 }
00763
00771 void SetPriceBaseMultiplier(Price price, int factor)
00772 {
00773 assert(price < PR_END);
00774 _price_base_multiplier[price] = Clamp(factor, MIN_PRICE_MODIFIER, MAX_PRICE_MODIFIER);
00775 }
00776
00781 void StartupIndustryDailyChanges(bool init_counter)
00782 {
00783 uint map_size = MapLogX() + MapLogY();
00784
00785
00786
00787
00788
00789
00790 _economy.industry_daily_increment = (1 << map_size) / 31;
00791
00792 if (init_counter) {
00793
00794 _economy.industry_daily_change_counter = 0;
00795 }
00796 }
00797
00798 void StartupEconomy()
00799 {
00800 _economy.interest_rate = _settings_game.difficulty.initial_interest;
00801 _economy.infl_amount = _settings_game.difficulty.initial_interest;
00802 _economy.infl_amount_pr = max(0, _settings_game.difficulty.initial_interest - 1);
00803 _economy.fluct = GB(Random(), 0, 8) + 168;
00804
00805
00806 RecomputePrices();
00807
00808 StartupIndustryDailyChanges(true);
00809
00810 }
00811
00815 void InitializeEconomy()
00816 {
00817 _economy.inflation_prices = _economy.inflation_payment = 1 << 16;
00818 }
00819
00828 Money GetPrice(Price index, uint cost_factor, const GRFFile *grf_file, int shift)
00829 {
00830 if (index >= PR_END) return 0;
00831
00832 Money cost = _price[index] * cost_factor;
00833 if (grf_file != NULL) shift += grf_file->price_base_multipliers[index];
00834
00835 if (shift >= 0) {
00836 cost <<= shift;
00837 } else {
00838 cost >>= -shift;
00839 }
00840
00841 return cost;
00842 }
00843
00844 Money GetTransportedGoodsIncome(uint num_pieces, uint dist, byte transit_days, CargoID cargo_type)
00845 {
00846 const CargoSpec *cs = CargoSpec::Get(cargo_type);
00847 if (!cs->IsValid()) {
00848
00849 return 0;
00850 }
00851
00852
00853 if (HasBit(cs->callback_mask, CBM_CARGO_PROFIT_CALC)) {
00854 uint32 var18 = min(dist, 0xFFFF) | (min(num_pieces, 0xFF) << 16) | (transit_days << 24);
00855 uint16 callback = GetCargoCallback(CBID_CARGO_PROFIT_CALC, 0, var18, cs);
00856 if (callback != CALLBACK_FAILED) {
00857 int result = GB(callback, 0, 14);
00858
00859
00860 if (HasBit(callback, 14)) result -= 0x4000;
00861
00862
00863
00864
00865 return result * num_pieces * cs->current_payment / 8192;
00866 }
00867 }
00868
00869 static const int MIN_TIME_FACTOR = 31;
00870 static const int MAX_TIME_FACTOR = 255;
00871
00872 const int days1 = cs->transit_days[0];
00873 const int days2 = cs->transit_days[1];
00874 const int days_over_days1 = max( transit_days - days1, 0);
00875 const int days_over_days2 = max(days_over_days1 - days2, 0);
00876
00877
00878
00879
00880
00881
00882
00883
00884
00885
00886
00887 const int time_factor = max(MAX_TIME_FACTOR - days_over_days1 - days_over_days2, MIN_TIME_FACTOR);
00888
00889 return BigMulS(dist * time_factor * num_pieces, cs->current_payment, 21);
00890 }
00891
00893 static SmallIndustryList _cargo_delivery_destinations;
00894
00904 static uint DeliverGoodsToIndustry(const Station *st, CargoID cargo_type, uint num_pieces, IndustryID source)
00905 {
00906
00907
00908
00909
00910
00911
00912
00913 uint accepted = 0;
00914
00915 for (uint i = 0; i < st->industries_near.Length() && num_pieces != 0; i++) {
00916 Industry *ind = st->industries_near[i];
00917 if (ind->index == source) continue;
00918
00919 uint cargo_index;
00920 for (cargo_index = 0; cargo_index < lengthof(ind->accepts_cargo); cargo_index++) {
00921 if (cargo_type == ind->accepts_cargo[cargo_index]) break;
00922 }
00923
00924 if (cargo_index >= lengthof(ind->accepts_cargo)) continue;
00925
00926
00927 if (IndustryTemporarilyRefusesCargo(ind, cargo_type)) continue;
00928
00929
00930 _cargo_delivery_destinations.Include(ind);
00931
00932 uint amount = min(num_pieces, 0xFFFFU - ind->incoming_cargo_waiting[cargo_index]);
00933 ind->incoming_cargo_waiting[cargo_index] += amount;
00934 num_pieces -= amount;
00935 accepted += amount;
00936 }
00937
00938 return accepted;
00939 }
00940
00954 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)
00955 {
00956 assert(num_pieces > 0);
00957
00958 Station *st = Station::Get(dest);
00959
00960
00961 uint accepted = DeliverGoodsToIndustry(st, cargo_type, num_pieces, src_type == ST_INDUSTRY ? src : INVALID_INDUSTRY);
00962
00963
00964 if (HasBit(st->always_accepted, cargo_type)) accepted = num_pieces;
00965
00966
00967 if (accepted > 0) {
00968 SetBit(st->goods[cargo_type].acceptance_pickup, GoodsEntry::GES_EVER_ACCEPTED);
00969 SetBit(st->goods[cargo_type].acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH);
00970 SetBit(st->goods[cargo_type].acceptance_pickup, GoodsEntry::GES_ACCEPTED_BIGTICK);
00971 }
00972
00973
00974 company->cur_economy.delivered_cargo += accepted;
00975 if (accepted > 0) SetBit(company->cargo_types, cargo_type);
00976
00977
00978 const CargoSpec *cs = CargoSpec::Get(cargo_type);
00979 if (cs->town_effect == TE_PASSENGERS) st->town->new_act_pass += accepted;
00980 if (cs->town_effect == TE_MAIL) st->town->new_act_mail += accepted;
00981 if (cs->town_effect == TE_FOOD) st->town->new_act_food += accepted;
00982 if (cs->town_effect == TE_WATER) st->town->new_act_water += accepted;
00983 if (cs->town_effect == TE_GOODS) st->town->new_act_goods += accepted;
00984
00985
00986 Money profit = GetTransportedGoodsIncome(accepted, DistanceManhattan(source_tile, st->xy), days_in_transit, cargo_type);
00987
00988
00989 if (CheckSubsidised(cargo_type, company->index, src_type, src, st)) {
00990 switch (_settings_game.difficulty.subsidy_multiplier) {
00991 case 0: profit += profit >> 1; break;
00992 case 1: profit *= 2; break;
00993 case 2: profit *= 3; break;
00994 default: profit *= 4; break;
00995 }
00996 }
00997
00998 return profit;
00999 }
01000
01006 static void TriggerIndustryProduction(Industry *i)
01007 {
01008 const IndustrySpec *indspec = GetIndustrySpec(i->type);
01009 uint16 callback = indspec->callback_mask;
01010
01011 i->was_cargo_delivered = true;
01012 i->last_cargo_accepted_at = _date;
01013
01014 if (HasBit(callback, CBM_IND_PRODUCTION_CARGO_ARRIVAL) || HasBit(callback, CBM_IND_PRODUCTION_256_TICKS)) {
01015 if (HasBit(callback, CBM_IND_PRODUCTION_CARGO_ARRIVAL)) {
01016 IndustryProductionCallback(i, 0);
01017 } else {
01018 SetWindowDirty(WC_INDUSTRY_VIEW, i->index);
01019 }
01020 } else {
01021 for (uint cargo_index = 0; cargo_index < lengthof(i->incoming_cargo_waiting); cargo_index++) {
01022 uint cargo_waiting = i->incoming_cargo_waiting[cargo_index];
01023 if (cargo_waiting == 0) continue;
01024
01025 i->produced_cargo_waiting[0] = min(i->produced_cargo_waiting[0] + (cargo_waiting * indspec->input_cargo_multiplier[cargo_index][0] / 256), 0xFFFF);
01026 i->produced_cargo_waiting[1] = min(i->produced_cargo_waiting[1] + (cargo_waiting * indspec->input_cargo_multiplier[cargo_index][1] / 256), 0xFFFF);
01027
01028 i->incoming_cargo_waiting[cargo_index] = 0;
01029 }
01030 }
01031
01032 TriggerIndustry(i, INDUSTRY_TRIGGER_RECEIVED_CARGO);
01033 StartStopIndustryTileAnimation(i, IAT_INDUSTRY_RECEIVED_CARGO);
01034 }
01035
01040 CargoPayment::CargoPayment(Vehicle *front) :
01041 front(front),
01042 current_station(front->last_station_visited)
01043 {
01044 }
01045
01046 CargoPayment::~CargoPayment()
01047 {
01048 if (this->CleaningPool()) return;
01049
01050 this->front->cargo_payment = NULL;
01051
01052 if (this->visual_profit == 0 && this->visual_transfer == 0) return;
01053
01054 Backup<CompanyByte> cur_company(_current_company, this->front->owner, FILE_LINE);
01055
01056 SubtractMoneyFromCompany(CommandCost(this->front->GetExpenseType(true), -this->route_profit));
01057 this->front->profit_this_year += (this->visual_profit + this->visual_transfer) << 8;
01058
01059 if (this->route_profit != 0 && IsLocalCompany() && !PlayVehicleSound(this->front, VSE_LOAD_UNLOAD)) {
01060 SndPlayVehicleFx(SND_14_CASHTILL, this->front);
01061 }
01062
01063 if (this->visual_transfer != 0){
01064 ShowFeederIncomeAnimation(this->front->x_pos, this->front->y_pos,
01065 this->front->z_pos, this->visual_transfer, -this->visual_profit);
01066 } else if (this->visual_profit) {
01067 ShowCostOrIncomeAnimation(this->front->x_pos, this->front->y_pos,
01068 this->front->z_pos, -this->visual_profit);
01069 }
01070
01071 cur_company.Restore();
01072 }
01073
01079 void CargoPayment::PayFinalDelivery(const CargoPacket *cp, uint count)
01080 {
01081 if (this->owner == NULL) {
01082 this->owner = Company::Get(this->front->owner);
01083 }
01084
01085
01086 Money profit = DeliverGoods(count, this->ct, this->current_station, cp->SourceStationXY(), cp->DaysInTransit(), this->owner, cp->SourceSubsidyType(), cp->SourceSubsidyID());
01087
01088
01089
01090
01091
01092
01093
01094
01095
01096
01097
01098
01099
01100
01101
01102
01103
01104
01105 if (!_cheats.daylength_income.value) {
01106 profit = profit / _date_daylength_factor;
01107
01108 if (_date_daylength_factor > 1 && profit < 1) profit = 1;
01109 }
01110
01111 this->route_profit += profit;
01112
01113
01114 this->visual_profit += profit - cp->FeederShare();
01115 }
01116
01123 Money CargoPayment::PayTransfer(const CargoPacket *cp, uint count)
01124 {
01125 Money profit = GetTransportedGoodsIncome(
01126 count,
01127
01128 DistanceManhattan(cp->LoadedAtXY(), Station::Get(this->current_station)->xy),
01129 cp->DaysInTransit(),
01130 this->ct);
01131
01132
01133
01134
01135
01136
01137
01138
01139
01140
01141
01142
01143
01144
01145
01146
01147
01148
01149 if (!_cheats.daylength_income.value) {
01150 profit = profit / _date_daylength_factor;
01151
01152 if (_date_daylength_factor > 1 && profit < 1) profit = 1;
01153 }
01154
01155 profit = profit * _settings_game.economy.feeder_payment_share / 100;
01156
01157 this->visual_transfer += profit;
01158 return profit;
01159 }
01160
01167 void PrepareUnload(Station *curr_station, Vehicle *front_v, StationID next_station_id)
01168 {
01169
01170 ClrBit(front_v->vehicle_flags, VF_LOADING_FINISHED);
01171
01172
01173 front_v->load_unload_ticks = 1;
01174
01175 if ((front_v->current_order.GetUnloadType() & OUFB_NO_UNLOAD) != 0) {
01176
01177
01178
01179 if (next_station_id == INVALID_STATION) {
01180 return;
01181 } else {
01182 for (Vehicle *v = front_v; v != NULL; v = v->Next()) {
01183 const CargoPacketList *packets = v->cargo.Packets();
01184 for(VehicleCargoList::ConstIterator i(packets->begin()); i != packets->end(); ++i) {
01185 curr_station->goods[v->cargo_type].UpdateFlowStats(
01186 (*i)->SourceStation(), (*i)->Count(), next_station_id);
01187 }
01188 }
01189 }
01190 } else {
01191 for (Vehicle *v = front_v; v != NULL; v = v->Next()) {
01192 if (v->cargo_cap > 0 && !v->cargo.Empty()) {
01193 SetBit(v->vehicle_flags, VF_CARGO_UNLOADING);
01194 }
01195 }
01196 }
01197
01198 assert(front_v->cargo_payment == NULL);
01199
01200
01201 assert_compile(CargoPaymentPool::MAX_SIZE == VehiclePool::MAX_SIZE);
01202 assert(CargoPayment::CanAllocateItem());
01203 front_v->cargo_payment = new CargoPayment(front_v);
01204 }
01205
01213 uint32 ReserveConsist(Station *st, Vehicle *u, StationID next_station)
01214 {
01215 uint32 ret = 0;
01216 if (_settings_game.order.improved_load && (u->current_order.GetLoadType() & OLFB_FULL_LOAD)) {
01217
01218 for (Vehicle *v = u; v != NULL; v = v->Next()) {
01219
01220
01221
01222
01223
01224
01225
01226
01227
01228
01229
01230
01231
01232
01233
01234
01235
01236
01237
01238 if (HasBit(v->vehicle_flags, VF_CARGO_UNLOADING)) continue;
01239
01240 int cap = v->cargo_cap - v->cargo.Count();
01241 if (cap > 0) {
01242 StationCargoList &list = st->goods[v->cargo_type].cargo;
01243 if (list.MoveTo(&v->cargo, cap, next_station, true) > 0) {
01244 SetBit(ret, v->cargo_type);
01245 }
01246 }
01247 }
01248 }
01249 return ret;
01250 }
01251
01252
01259 static uint32 LoadUnloadVehicle(Vehicle *v, uint32 cargos_reserved)
01260 {
01261 assert(v->current_order.IsType(OT_LOADING));
01262
01263 StationID last_visited = v->last_station_visited;
01264 Station *st = Station::Get(last_visited);
01265
01266 StationID next_station = INVALID_STATION;
01267 OrderList *orders = v->orders.list;
01268 if (orders != NULL) {
01269 next_station = orders->GetNextStoppingStation(v->cur_implicit_order_index, last_visited);
01270 }
01271
01272
01273 if (v->load_unload_ticks != 0) {
01274 return cargos_reserved | ReserveConsist(st, v, next_station);
01275 }
01276
01277 OrderUnloadFlags unload_flags = v->current_order.GetUnloadType();
01278
01279 if (v->type == VEH_TRAIN && (!IsTileType(v->tile, MP_STATION) || GetStationIndex(v->tile) != st->index)) {
01280
01281
01282 SetBit(v->vehicle_flags, VF_LOADING_FINISHED);
01283 v->load_unload_ticks = 1;
01284 return cargos_reserved;
01285 }
01286
01287 int unloading_time = 0;
01288 Vehicle *u = v;
01289 bool dirty_vehicle = false;
01290 bool dirty_station = false;
01291
01292 bool completely_emptied = true;
01293 bool anything_unloaded = false;
01294 bool anything_loaded = false;
01295 uint32 full_load_amount = 0;
01296 uint32 cargo_not_full = 0;
01297 uint32 cargo_full = 0;
01298
01299 v->cur_speed = 0;
01300
01301 CargoPayment *payment = v->cargo_payment;
01302
01303 for (; v != NULL; v = v->Next()) {
01304 if (v->cargo_cap == 0) continue;
01305
01306 const Engine *e = Engine::Get(v->engine_type);
01307 byte load_amount = e->info.load_amount;
01308
01309
01310 if (v->type == VEH_AIRCRAFT && !Aircraft::From(v)->IsNormalAircraft()) load_amount = CeilDiv(load_amount, 4);
01311
01312 if (_settings_game.order.gradual_loading && HasBit(e->info.callback_mask, CBM_VEHICLE_LOAD_AMOUNT)) {
01313 uint16 cb_load_amount = GetVehicleCallback(CBID_VEHICLE_LOAD_AMOUNT, 0, 0, v->engine_type, v);
01314 if (cb_load_amount != CALLBACK_FAILED && GB(cb_load_amount, 0, 8) != 0) load_amount = GB(cb_load_amount, 0, 8);
01315 }
01316
01317 GoodsEntry *ge = &st->goods[v->cargo_type];
01318
01319 if (HasBit(v->vehicle_flags, VF_CARGO_UNLOADING)) {
01320
01321
01322 uint cargo_count = v->cargo.OnboardCount();
01323 uint amount_unloaded = _settings_game.order.gradual_loading ? min(cargo_count, load_amount) : cargo_count;
01324
01325 uint prev_count = ge->cargo.Count();
01326 payment->SetCargo(v->cargo_type);
01327 uint delivered = ge->cargo.TakeFrom(&v->cargo, amount_unloaded, unload_flags,
01328 next_station, u->last_loading_station == last_visited, payment);
01329
01330 st->time_since_unload = 0;
01331 unloading_time += delivered;
01332
01333 if (ge->cargo.Count() > prev_count) {
01334
01335 dirty_station = true;
01336 if (!HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP)) {
01337 InvalidateWindowData(WC_STATION_LIST, last_visited);
01338 SetBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP);
01339 }
01340 }
01341
01342 anything_unloaded = true;
01343 dirty_vehicle = true;
01344
01345
01346
01347
01348
01349
01350 if (v->cargo.OnboardCount() == 0) {
01351
01352 if (!v->cargo.Empty()) completely_emptied = false;
01353 ClrBit(v->vehicle_flags, VF_CARGO_UNLOADING);
01354 v->cargo.SwapReserved();
01355 }
01356
01357 continue;
01358 }
01359
01360
01361 if (u->current_order.GetLoadType() & OLFB_NO_LOAD || HasBit(u->vehicle_flags, VF_STOP_LOADING)) continue;
01362
01363
01364 int t;
01365 switch (u->type) {
01366 case VEH_TRAIN:
01367 case VEH_SHIP:
01368 t = u->vcache.cached_max_speed;
01369 break;
01370
01371 case VEH_ROAD:
01372 t = u->vcache.cached_max_speed / 2;
01373 break;
01374
01375 case VEH_AIRCRAFT:
01376 t = Aircraft::From(u)->GetSpeedOldUnits();
01377 break;
01378
01379 default: NOT_REACHED();
01380 }
01381
01382
01383 ge->last_speed = min(t, 255);
01384 ge->last_age = _cur_year - u->build_year;
01385 ge->days_since_pickup = 0;
01386
01387
01388
01389 int cap_left = v->cargo_cap - v->cargo.OnboardCount();
01390 if (cap_left > 0) {
01391 if (_settings_game.order.gradual_loading) cap_left = min(cap_left, load_amount);
01392 if (v->cargo.Empty()) TriggerVehicle(v, VEHICLE_TRIGGER_NEW_CARGO);
01393
01394 int loaded = 0;
01395
01396 if (_settings_game.order.improved_load) {
01397 loaded += v->cargo.LoadReserved(cap_left);
01398 }
01399
01400 if (loaded < cap_left) {
01401 assert(v->cargo.ReservedCount() == 0);
01402 loaded += ge->cargo.MoveTo(&v->cargo, cap_left - loaded, next_station);
01403 }
01404
01405
01406 if (loaded == cap_left) {
01407 SetBit(full_load_amount, v->cargo_type);
01408 } else {
01409 ClrBit(full_load_amount, v->cargo_type);
01410 }
01411
01412
01413
01414
01415
01416
01417
01418
01419 if (loaded > 0) {
01420 completely_emptied = false;
01421 anything_loaded = true;
01422
01423 st->time_since_load = 0;
01424 st->last_vehicle_type = v->type;
01425
01426 TriggerStationAnimation(st, st->xy, SAT_CARGO_TAKEN, v->cargo_type);
01427 AirportAnimationTrigger(st, AAT_STATION_CARGO_TAKEN, v->cargo_type);
01428
01429 unloading_time += loaded;
01430
01431 dirty_vehicle = dirty_station = true;
01432 } else if (_settings_game.order.improved_load && HasBit(cargos_reserved, v->cargo_type)) {
01433
01434
01435 SetBit(cargo_not_full, v->cargo_type);
01436 continue;
01437 }
01438 }
01439
01440 if (v->cargo.OnboardCount() >= v->cargo_cap) {
01441 SetBit(cargo_full, v->cargo_type);
01442 } else {
01443 SetBit(cargo_not_full, v->cargo_type);
01444 }
01445 }
01446
01447
01448 completely_emptied &= anything_unloaded;
01449
01450 v = u;
01451
01452 if (!anything_unloaded) delete payment;
01453
01454 ClrBit(u->vehicle_flags, VF_STOP_LOADING);
01455 if (anything_loaded || anything_unloaded) {
01456 if (_settings_game.order.gradual_loading) {
01457
01458
01459 const uint gradual_loading_wait_time[] = { 40, 20, 10, 20 };
01460
01461 unloading_time = gradual_loading_wait_time[v->type];
01462 }
01463
01464
01465
01466 if (!anything_unloaded && full_load_amount == 0 && !(v->current_order.GetLoadType() & OLFB_FULL_LOAD) &&
01467 (!_settings_game.order.timetabling || v->current_order_time >= (uint)max(v->current_order.wait_time - v->lateness_counter, 0))) {
01468 SetBit(v->vehicle_flags, VF_STOP_LOADING);
01469 }
01470 } else {
01471 bool finished_loading = true;
01472 if (v->current_order.GetLoadType() & OLFB_FULL_LOAD) {
01473 if (v->current_order.GetLoadType() == OLF_FULL_LOAD_ANY) {
01474
01475
01476 if ((v->type == VEH_AIRCRAFT && IsCargoInClass(v->cargo_type, CC_PASSENGERS) && v->cargo_cap > v->cargo.OnboardCount()) ||
01477 (cargo_not_full && (cargo_full & ~cargo_not_full) == 0)) {
01478 finished_loading = false;
01479 }
01480 } else if (cargo_not_full != 0) {
01481 finished_loading = false;
01482 }
01483 }
01484 unloading_time = 20;
01485
01486 SB(v->vehicle_flags, VF_LOADING_FINISHED, 1, finished_loading);
01487 }
01488
01489 if (v->type == VEH_TRAIN) {
01490
01491 int overhang = v->GetGroundVehicleCache()->cached_total_length - st->GetPlatformLength(v->tile) * TILE_SIZE;
01492 if (overhang > 0) {
01493 unloading_time <<= 1;
01494 unloading_time += (overhang * unloading_time) / 8;
01495 }
01496 }
01497
01498
01499
01500
01501
01502
01503
01504 if (_game_mode != GM_MENU && (_settings_client.gui.loading_indicators > (uint)(v->owner != _local_company && _local_company != COMPANY_SPECTATOR))) {
01505 StringID percent_up_down = STR_NULL;
01506 int percent = CalcPercentVehicleFilled(v, &percent_up_down);
01507 if (v->fill_percent_te_id == INVALID_TE_ID) {
01508 v->fill_percent_te_id = ShowFillingPercent(v->x_pos, v->y_pos, v->z_pos + 20, percent, percent_up_down);
01509 } else {
01510 UpdateFillingPercent(v->fill_percent_te_id, percent, percent_up_down);
01511 }
01512 }
01513
01514
01515 v->load_unload_ticks = max(1, unloading_time);
01516
01517 if (completely_emptied) {
01518 TriggerVehicle(v, VEHICLE_TRIGGER_EMPTY);
01519 }
01520
01521 if (dirty_vehicle) {
01522 SetWindowDirty(GetWindowClassForVehicleType(v->type), v->owner);
01523 SetWindowDirty(WC_VEHICLE_DETAILS, v->index);
01524 v->MarkDirty();
01525 }
01526 if (dirty_station) {
01527 st->MarkTilesDirty(true);
01528 SetWindowDirty(WC_STATION_VIEW, last_visited);
01529 }
01530 return cargos_reserved;
01531 }
01532
01538 void LoadUnloadStation(Station *st)
01539 {
01540
01541 if (st->loading_vehicles.empty()) return;
01542
01543 Vehicle *last_loading = NULL;
01544 std::list<Vehicle *>::iterator iter;
01545
01546
01547 for (iter = st->loading_vehicles.begin(); iter != st->loading_vehicles.end(); ++iter) {
01548 Vehicle *v = *iter;
01549
01550 if ((v->vehstatus & (VS_STOPPED | VS_CRASHED))) continue;
01551
01552 assert(v->load_unload_ticks != 0);
01553 if (--v->load_unload_ticks == 0) last_loading = v;
01554 }
01555
01556
01557
01558
01559
01560
01561
01562
01563 if (last_loading == NULL) return;
01564
01565 uint cargos_reserved = 0;
01566
01567 for (iter = st->loading_vehicles.begin(); iter != st->loading_vehicles.end(); ++iter) {
01568 Vehicle *v = *iter;
01569 if (!(v->vehstatus & (VS_STOPPED | VS_CRASHED))) cargos_reserved = LoadUnloadVehicle(v, cargos_reserved);
01570 if (v == last_loading) break;
01571 }
01572
01573
01574 const Industry * const *isend = _cargo_delivery_destinations.End();
01575 for (Industry **iid = _cargo_delivery_destinations.Begin(); iid != isend; iid++) {
01576 TriggerIndustryProduction(*iid);
01577 }
01578 _cargo_delivery_destinations.Clear();
01579 }
01580
01584 void CompaniesMonthlyLoop()
01585 {
01586 CompaniesGenStatistics();
01587 if (_settings_game.economy.inflation) {
01588 AddInflation();
01589 RecomputePrices();
01590 }
01591
01592 CompaniesPayInterest();
01593 HandleEconomyFluctuations();
01594 }
01595
01596 static void DoAcquireCompany(Company *c)
01597 {
01598 CompanyID ci = c->index;
01599
01600 CompanyNewsInformation *cni = MallocT<CompanyNewsInformation>(1);
01601 cni->FillData(c, Company::Get(_current_company));
01602
01603 SetDParam(0, STR_NEWS_COMPANY_MERGER_TITLE);
01604 SetDParam(1, c->bankrupt_value == 0 ? STR_NEWS_MERGER_TAKEOVER_TITLE : STR_NEWS_COMPANY_MERGER_DESCRIPTION);
01605 SetDParamStr(2, cni->company_name);
01606 SetDParamStr(3, cni->other_company_name);
01607 SetDParam(4, c->bankrupt_value);
01608 AddCompanyNewsItem(STR_MESSAGE_NEWS_FORMAT, NS_COMPANY_MERGER, cni);
01609 AI::BroadcastNewEvent(new AIEventCompanyMerger(ci, _current_company));
01610
01611 ChangeOwnershipOfCompanyItems(ci, _current_company);
01612
01613 if (c->bankrupt_value == 0) {
01614 Company *owner = Company::Get(_current_company);
01615 owner->current_loan += c->current_loan;
01616 }
01617
01618 Money value = CalculateCompanyValue(c) >> 2;
01619 Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
01620 for (int i = 0; i != 4; i++) {
01621 if (c->share_owners[i] != COMPANY_SPECTATOR) {
01622 cur_company.Change(c->share_owners[i]);
01623 SubtractMoneyFromCompany(CommandCost(EXPENSES_OTHER, -value));
01624 }
01625 }
01626 cur_company.Restore();
01627
01628 if (c->is_ai) AI::Stop(c->index);
01629
01630 DeleteCompanyWindows(ci);
01631 InvalidateWindowClassesData(WC_TRAINS_LIST, 0);
01632 InvalidateWindowClassesData(WC_SHIPS_LIST, 0);
01633 InvalidateWindowClassesData(WC_ROADVEH_LIST, 0);
01634 InvalidateWindowClassesData(WC_AIRCRAFT_LIST, 0);
01635
01636 delete c;
01637 }
01638
01639 extern int GetAmountOwnedBy(const Company *c, Owner owner);
01640
01650 CommandCost CmdBuyShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01651 {
01652 CommandCost cost(EXPENSES_OTHER);
01653 CompanyID target_company = (CompanyID)p1;
01654 Company *c = Company::GetIfValid(target_company);
01655
01656
01657
01658 if (c == NULL || !_settings_game.economy.allow_shares || _current_company == target_company) return CMD_ERROR;
01659
01660
01661 if (_cur_year - c->inaugurated_year < 6) return_cmd_error(STR_ERROR_PROTECTED);
01662
01663
01664 if (GetAmountOwnedBy(c, COMPANY_SPECTATOR) == 0) return cost;
01665
01666 if (GetAmountOwnedBy(c, COMPANY_SPECTATOR) == 1) {
01667 if (!c->is_ai) return cost;
01668
01669 if (GetAmountOwnedBy(c, _current_company) == 3 && !MayCompanyTakeOver(_current_company, target_company)) return_cmd_error(STR_ERROR_TOO_MANY_VEHICLES_IN_GAME);
01670 }
01671
01672
01673 cost.AddCost(CalculateCompanyValue(c) >> 2);
01674 if (flags & DC_EXEC) {
01675 OwnerByte *b = c->share_owners;
01676
01677 while (*b != COMPANY_SPECTATOR) b++;
01678 *b = _current_company;
01679
01680 for (int i = 0; c->share_owners[i] == _current_company;) {
01681 if (++i == 4) {
01682 c->bankrupt_value = 0;
01683 DoAcquireCompany(c);
01684 break;
01685 }
01686 }
01687 SetWindowDirty(WC_COMPANY, target_company);
01688 CompanyAdminUpdate(c);
01689 }
01690 return cost;
01691 }
01692
01702 CommandCost CmdSellShareInCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01703 {
01704 CompanyID target_company = (CompanyID)p1;
01705 Company *c = Company::GetIfValid(target_company);
01706
01707
01708
01709 if (c == NULL || !_settings_game.economy.allow_shares || _current_company == target_company) return CMD_ERROR;
01710
01711
01712 if (GetAmountOwnedBy(c, _current_company) == 0) return CommandCost();
01713
01714
01715 Money cost = CalculateCompanyValue(c) >> 2;
01716 cost = -(cost - (cost >> 7));
01717
01718 if (flags & DC_EXEC) {
01719 OwnerByte *b = c->share_owners;
01720 while (*b != _current_company) b++;
01721 *b = COMPANY_SPECTATOR;
01722 SetWindowDirty(WC_COMPANY, target_company);
01723 CompanyAdminUpdate(c);
01724 }
01725 return CommandCost(EXPENSES_OTHER, cost);
01726 }
01727
01740 CommandCost CmdBuyCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01741 {
01742 CompanyID target_company = (CompanyID)p1;
01743 Company *c = Company::GetIfValid(target_company);
01744 if (c == NULL) return CMD_ERROR;
01745
01746
01747 if (!HasBit(c->bankrupt_asked, _current_company)) return CMD_ERROR;
01748
01749
01750 if (!_networking && _local_company == c->index) return CMD_ERROR;
01751
01752
01753 if (target_company == _current_company) return CMD_ERROR;
01754
01755
01756 if (!MayCompanyTakeOver(_current_company, target_company)) return CMD_ERROR;
01757
01758
01759 CommandCost cost(EXPENSES_OTHER, c->bankrupt_value);
01760
01761 if (flags & DC_EXEC) {
01762 DoAcquireCompany(c);
01763 }
01764 return cost;
01765 }