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00012 #include "stdafx.h"
00013 #include "aircraft.h"
00014 #include "bridge_map.h"
00015 #include "cmd_helper.h"
00016 #include "viewport_func.h"
00017 #include "command_func.h"
00018 #include "town.h"
00019 #include "news_func.h"
00020 #include "train.h"
00021 #include "roadveh.h"
00022 #include "industry.h"
00023 #include "newgrf_cargo.h"
00024 #include "newgrf_debug.h"
00025 #include "newgrf_station.h"
00026 #include "pathfinder/yapf/yapf_cache.h"
00027 #include "road_internal.h"
00028 #include "autoslope.h"
00029 #include "water.h"
00030 #include "station_gui.h"
00031 #include "strings_func.h"
00032 #include "clear_func.h"
00033 #include "window_func.h"
00034 #include "date_func.h"
00035 #include "vehicle_func.h"
00036 #include "string_func.h"
00037 #include "animated_tile_func.h"
00038 #include "elrail_func.h"
00039 #include "station_base.h"
00040 #include "roadstop_base.h"
00041 #include "newgrf_railtype.h"
00042 #include "waypoint_base.h"
00043 #include "waypoint_func.h"
00044 #include "pbs.h"
00045 #include "debug.h"
00046 #include "core/random_func.hpp"
00047 #include "company_base.h"
00048 #include "moving_average.h"
00049 #include "table/airporttile_ids.h"
00050 #include "newgrf_airporttiles.h"
00051 #include "order_backup.h"
00052 #include "company_gui.h"
00053
00054 #include "table/strings.h"
00055
00062 bool IsHangar(TileIndex t)
00063 {
00064 assert(IsTileType(t, MP_STATION));
00065
00066
00067 if (!IsAirport(t)) return false;
00068
00069 const Station *st = Station::GetByTile(t);
00070 const AirportSpec *as = st->airport.GetSpec();
00071
00072 for (uint i = 0; i < as->nof_depots; i++) {
00073 if (st->airport.GetHangarTile(i) == t) return true;
00074 }
00075
00076 return false;
00077 }
00078
00086 template <class T>
00087 CommandCost GetStationAround(TileArea ta, StationID closest_station, T **st)
00088 {
00089 ta.tile -= TileDiffXY(1, 1);
00090 ta.w += 2;
00091 ta.h += 2;
00092
00093
00094 TILE_AREA_LOOP(tile_cur, ta) {
00095 if (IsTileType(tile_cur, MP_STATION)) {
00096 StationID t = GetStationIndex(tile_cur);
00097 if (!T::IsValidID(t)) continue;
00098
00099 if (closest_station == INVALID_STATION) {
00100 closest_station = t;
00101 } else if (closest_station != t) {
00102 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00103 }
00104 }
00105 }
00106 *st = (closest_station == INVALID_STATION) ? NULL : T::Get(closest_station);
00107 return CommandCost();
00108 }
00109
00115 typedef bool (*CMSAMatcher)(TileIndex tile);
00116
00123 static int CountMapSquareAround(TileIndex tile, CMSAMatcher cmp)
00124 {
00125 int num = 0;
00126
00127 for (int dx = -3; dx <= 3; dx++) {
00128 for (int dy = -3; dy <= 3; dy++) {
00129 TileIndex t = TileAddWrap(tile, dx, dy);
00130 if (t != INVALID_TILE && cmp(t)) num++;
00131 }
00132 }
00133
00134 return num;
00135 }
00136
00142 static bool CMSAMine(TileIndex tile)
00143 {
00144
00145 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00146
00147 const Industry *ind = Industry::GetByTile(tile);
00148
00149
00150 if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_EXTRACTIVE) == 0) return false;
00151
00152 for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
00153
00154
00155 if (ind->produced_cargo[i] != CT_INVALID &&
00156 (CargoSpec::Get(ind->produced_cargo[i])->classes & (CC_LIQUID | CC_PASSENGERS | CC_MAIL)) == 0) {
00157 return true;
00158 }
00159 }
00160
00161 return false;
00162 }
00163
00169 static bool CMSAWater(TileIndex tile)
00170 {
00171 return IsTileType(tile, MP_WATER) && IsWater(tile);
00172 }
00173
00179 static bool CMSATree(TileIndex tile)
00180 {
00181 return IsTileType(tile, MP_TREES);
00182 }
00183
00189 static bool CMSAForest(TileIndex tile)
00190 {
00191
00192 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00193
00194 const Industry *ind = Industry::GetByTile(tile);
00195
00196
00197 if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_ORGANIC) == 0) return false;
00198
00199 for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
00200
00201 if (ind->produced_cargo[i] != CT_INVALID && CargoSpec::Get(ind->produced_cargo[i])->label == 'WOOD') return true;
00202 }
00203
00204 return false;
00205 }
00206
00207 #define M(x) ((x) - STR_SV_STNAME)
00208
00209 enum StationNaming {
00210 STATIONNAMING_RAIL,
00211 STATIONNAMING_ROAD,
00212 STATIONNAMING_AIRPORT,
00213 STATIONNAMING_OILRIG,
00214 STATIONNAMING_DOCK,
00215 STATIONNAMING_HELIPORT,
00216 };
00217
00219 struct StationNameInformation {
00220 uint32 free_names;
00221 bool *indtypes;
00222 };
00223
00232 static bool FindNearIndustryName(TileIndex tile, void *user_data)
00233 {
00234
00235 StationNameInformation *sni = (StationNameInformation*)user_data;
00236 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00237
00238
00239 IndustryType indtype = GetIndustryType(tile);
00240 if (GetIndustrySpec(indtype)->station_name == STR_UNDEFINED) return false;
00241
00242
00243
00244 sni->free_names &= ~(1 << M(STR_SV_STNAME_OILFIELD) | 1 << M(STR_SV_STNAME_MINES));
00245 return !sni->indtypes[indtype];
00246 }
00247
00248 static StringID GenerateStationName(Station *st, TileIndex tile, StationNaming name_class)
00249 {
00250 static const uint32 _gen_station_name_bits[] = {
00251 0,
00252 0,
00253 1U << M(STR_SV_STNAME_AIRPORT),
00254 1U << M(STR_SV_STNAME_OILFIELD),
00255 1U << M(STR_SV_STNAME_DOCKS),
00256 1U << M(STR_SV_STNAME_HELIPORT),
00257 };
00258
00259 const Town *t = st->town;
00260 uint32 free_names = UINT32_MAX;
00261
00262 bool indtypes[NUM_INDUSTRYTYPES];
00263 memset(indtypes, 0, sizeof(indtypes));
00264
00265 const Station *s;
00266 FOR_ALL_STATIONS(s) {
00267 if (s != st && s->town == t) {
00268 if (s->indtype != IT_INVALID) {
00269 indtypes[s->indtype] = true;
00270 continue;
00271 }
00272 uint str = M(s->string_id);
00273 if (str <= 0x20) {
00274 if (str == M(STR_SV_STNAME_FOREST)) {
00275 str = M(STR_SV_STNAME_WOODS);
00276 }
00277 ClrBit(free_names, str);
00278 }
00279 }
00280 }
00281
00282 TileIndex indtile = tile;
00283 StationNameInformation sni = { free_names, indtypes };
00284 if (CircularTileSearch(&indtile, 7, FindNearIndustryName, &sni)) {
00285
00286 IndustryType indtype = GetIndustryType(indtile);
00287 const IndustrySpec *indsp = GetIndustrySpec(indtype);
00288
00289 if (indsp->station_name != STR_NULL) {
00290 st->indtype = indtype;
00291 return STR_SV_STNAME_FALLBACK;
00292 }
00293 }
00294
00295
00296 free_names = sni.free_names;
00297
00298
00299 uint32 tmp = free_names & _gen_station_name_bits[name_class];
00300 if (tmp != 0) return STR_SV_STNAME + FindFirstBit(tmp);
00301
00302
00303 if (HasBit(free_names, M(STR_SV_STNAME_MINES))) {
00304 if (CountMapSquareAround(tile, CMSAMine) >= 2) {
00305 return STR_SV_STNAME_MINES;
00306 }
00307 }
00308
00309
00310 if (DistanceMax(tile, t->xy) < 8) {
00311 if (HasBit(free_names, M(STR_SV_STNAME))) return STR_SV_STNAME;
00312
00313 if (HasBit(free_names, M(STR_SV_STNAME_CENTRAL))) return STR_SV_STNAME_CENTRAL;
00314 }
00315
00316
00317 if (HasBit(free_names, M(STR_SV_STNAME_LAKESIDE)) &&
00318 DistanceFromEdge(tile) < 20 &&
00319 CountMapSquareAround(tile, CMSAWater) >= 5) {
00320 return STR_SV_STNAME_LAKESIDE;
00321 }
00322
00323
00324 if (HasBit(free_names, M(STR_SV_STNAME_WOODS)) && (
00325 CountMapSquareAround(tile, CMSATree) >= 8 ||
00326 CountMapSquareAround(tile, CMSAForest) >= 2)
00327 ) {
00328 return _settings_game.game_creation.landscape == LT_TROPIC ? STR_SV_STNAME_FOREST : STR_SV_STNAME_WOODS;
00329 }
00330
00331
00332 uint z = GetTileZ(tile);
00333 uint z2 = GetTileZ(t->xy);
00334 if (z < z2) {
00335 if (HasBit(free_names, M(STR_SV_STNAME_VALLEY))) return STR_SV_STNAME_VALLEY;
00336 } else if (z > z2) {
00337 if (HasBit(free_names, M(STR_SV_STNAME_HEIGHTS))) return STR_SV_STNAME_HEIGHTS;
00338 }
00339
00340
00341 static const int8 _direction_and_table[] = {
00342 ~( (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00343 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00344 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00345 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) ),
00346 };
00347
00348 free_names &= _direction_and_table[
00349 (TileX(tile) < TileX(t->xy)) +
00350 (TileY(tile) < TileY(t->xy)) * 2];
00351
00352 tmp = free_names & ((1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) | (1 << 6) | (1 << 7) | (1 << 12) | (1 << 26) | (1 << 27) | (1 << 28) | (1 << 29) | (1 << 30));
00353 return (tmp == 0) ? STR_SV_STNAME_FALLBACK : (STR_SV_STNAME + FindFirstBit(tmp));
00354 }
00355 #undef M
00356
00362 static Station *GetClosestDeletedStation(TileIndex tile)
00363 {
00364 uint threshold = 8;
00365 Station *best_station = NULL;
00366 Station *st;
00367
00368 FOR_ALL_STATIONS(st) {
00369 if (!st->IsInUse() && st->owner == _current_company) {
00370 uint cur_dist = DistanceManhattan(tile, st->xy);
00371
00372 if (cur_dist < threshold) {
00373 threshold = cur_dist;
00374 best_station = st;
00375 }
00376 }
00377 }
00378
00379 return best_station;
00380 }
00381
00382
00383 void Station::GetTileArea(TileArea *ta, StationType type) const
00384 {
00385 switch (type) {
00386 case STATION_RAIL:
00387 *ta = this->train_station;
00388 return;
00389
00390 case STATION_AIRPORT:
00391 *ta = this->airport;
00392 return;
00393
00394 case STATION_TRUCK:
00395 *ta = this->truck_station;
00396 return;
00397
00398 case STATION_BUS:
00399 *ta = this->bus_station;
00400 return;
00401
00402 case STATION_DOCK:
00403 case STATION_OILRIG:
00404 ta->tile = this->dock_tile;
00405 break;
00406
00407 default: NOT_REACHED();
00408 }
00409
00410 ta->w = 1;
00411 ta->h = 1;
00412 }
00413
00417 void Station::UpdateVirtCoord()
00418 {
00419 Point pt = RemapCoords2(TileX(this->xy) * TILE_SIZE, TileY(this->xy) * TILE_SIZE);
00420
00421 pt.y -= 32;
00422 if ((this->facilities & FACIL_AIRPORT) && this->airport.type == AT_OILRIG) pt.y -= 16;
00423
00424 SetDParam(0, this->index);
00425 SetDParam(1, this->facilities);
00426 this->sign.UpdatePosition(pt.x, pt.y, STR_VIEWPORT_STATION);
00427
00428 SetWindowDirty(WC_STATION_VIEW, this->index);
00429 }
00430
00432 void UpdateAllStationVirtCoords()
00433 {
00434 BaseStation *st;
00435
00436 FOR_ALL_BASE_STATIONS(st) {
00437 st->UpdateVirtCoord();
00438 }
00439 }
00440
00446 static uint GetAcceptanceMask(const Station *st)
00447 {
00448 uint mask = 0;
00449
00450 for (CargoID i = 0; i < NUM_CARGO; i++) {
00451 if (HasBit(st->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTANCE)) mask |= 1 << i;
00452 }
00453 return mask;
00454 }
00455
00460 static void ShowRejectOrAcceptNews(const Station *st, uint num_items, CargoID *cargo, StringID msg)
00461 {
00462 for (uint i = 0; i < num_items; i++) {
00463 SetDParam(i + 1, CargoSpec::Get(cargo[i])->name);
00464 }
00465
00466 SetDParam(0, st->index);
00467 AddNewsItem(msg, NS_ACCEPTANCE, NR_STATION, st->index);
00468 }
00469
00477 CargoArray GetProductionAroundTiles(TileIndex tile, int w, int h, int rad)
00478 {
00479 CargoArray produced;
00480
00481 int x = TileX(tile);
00482 int y = TileY(tile);
00483
00484
00485
00486 int x2 = min(x + w + rad, MapSizeX());
00487 int x1 = max(x - rad, 0);
00488
00489 int y2 = min(y + h + rad, MapSizeY());
00490 int y1 = max(y - rad, 0);
00491
00492 assert(x1 < x2);
00493 assert(y1 < y2);
00494 assert(w > 0);
00495 assert(h > 0);
00496
00497 TileArea ta(TileXY(x1, y1), TileXY(x2 - 1, y2 - 1));
00498
00499
00500
00501 TILE_AREA_LOOP(tile, ta) AddProducedCargo(tile, produced);
00502
00503
00504
00505
00506
00507
00508
00509 const Industry *i;
00510 FOR_ALL_INDUSTRIES(i) {
00511 if (!ta.Intersects(i->location)) continue;
00512
00513 for (uint j = 0; j < lengthof(i->produced_cargo); j++) {
00514 CargoID cargo = i->produced_cargo[j];
00515 if (cargo != CT_INVALID) produced[cargo]++;
00516 }
00517 }
00518
00519 return produced;
00520 }
00521
00530 CargoArray GetAcceptanceAroundTiles(TileIndex tile, int w, int h, int rad, uint32 *always_accepted)
00531 {
00532 CargoArray acceptance;
00533 if (always_accepted != NULL) *always_accepted = 0;
00534
00535 int x = TileX(tile);
00536 int y = TileY(tile);
00537
00538
00539
00540 int x2 = min(x + w + rad, MapSizeX());
00541 int y2 = min(y + h + rad, MapSizeY());
00542 int x1 = max(x - rad, 0);
00543 int y1 = max(y - rad, 0);
00544
00545 assert(x1 < x2);
00546 assert(y1 < y2);
00547 assert(w > 0);
00548 assert(h > 0);
00549
00550 for (int yc = y1; yc != y2; yc++) {
00551 for (int xc = x1; xc != x2; xc++) {
00552 TileIndex tile = TileXY(xc, yc);
00553 AddAcceptedCargo(tile, acceptance, always_accepted);
00554 }
00555 }
00556
00557 return acceptance;
00558 }
00559
00565 void UpdateStationAcceptance(Station *st, bool show_msg)
00566 {
00567
00568 uint old_acc = GetAcceptanceMask(st);
00569
00570
00571 CargoArray acceptance;
00572 if (!st->rect.IsEmpty()) {
00573 acceptance = GetAcceptanceAroundTiles(
00574 TileXY(st->rect.left, st->rect.top),
00575 st->rect.right - st->rect.left + 1,
00576 st->rect.bottom - st->rect.top + 1,
00577 st->GetCatchmentRadius(),
00578 &st->always_accepted
00579 );
00580 }
00581
00582
00583 for (CargoID i = 0; i < NUM_CARGO; i++) {
00584 uint amt = min(acceptance[i], 15);
00585
00586
00587 bool is_passengers = IsCargoInClass(i, CC_PASSENGERS);
00588 if ((!is_passengers && !(st->facilities & ~FACIL_BUS_STOP)) ||
00589 (is_passengers && !(st->facilities & ~FACIL_TRUCK_STOP))) {
00590 amt = 0;
00591 }
00592
00593 SB(st->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTANCE, 1, amt >= 8);
00594 }
00595
00596
00597 uint new_acc = GetAcceptanceMask(st);
00598 if (old_acc == new_acc) return;
00599
00600
00601 if (show_msg && st->owner == _local_company && st->IsInUse()) {
00602
00603
00604 static const StringID accept_msg[] = {
00605 STR_NEWS_STATION_NOW_ACCEPTS_CARGO,
00606 STR_NEWS_STATION_NOW_ACCEPTS_CARGO_AND_CARGO,
00607 };
00608 static const StringID reject_msg[] = {
00609 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO,
00610 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO_OR_CARGO,
00611 };
00612
00613
00614 CargoID accepts[2] = { CT_INVALID, CT_INVALID };
00615 CargoID rejects[2] = { CT_INVALID, CT_INVALID };
00616 uint num_acc = 0;
00617 uint num_rej = 0;
00618
00619
00620 for (CargoID i = 0; i < NUM_CARGO; i++) {
00621 if (HasBit(new_acc, i)) {
00622 if (!HasBit(old_acc, i) && num_acc < lengthof(accepts)) {
00623
00624 accepts[num_acc++] = i;
00625 }
00626 } else {
00627 if (HasBit(old_acc, i) && num_rej < lengthof(rejects)) {
00628
00629 rejects[num_rej++] = i;
00630 }
00631 }
00632 }
00633
00634
00635 if (num_acc > 0) ShowRejectOrAcceptNews(st, num_acc, accepts, accept_msg[num_acc - 1]);
00636 if (num_rej > 0) ShowRejectOrAcceptNews(st, num_rej, rejects, reject_msg[num_rej - 1]);
00637 }
00638
00639
00640 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_ACCEPTLIST);
00641 }
00642
00643 static void UpdateStationSignCoord(BaseStation *st)
00644 {
00645 const StationRect *r = &st->rect;
00646
00647 if (r->IsEmpty()) return;
00648
00649
00650 st->xy = TileXY(ClampU(TileX(st->xy), r->left, r->right), ClampU(TileY(st->xy), r->top, r->bottom));
00651 st->UpdateVirtCoord();
00652 }
00653
00660 static void DeleteStationIfEmpty(BaseStation *st)
00661 {
00662 if (!st->IsInUse()) {
00663 st->delete_ctr = 0;
00664 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
00665 }
00666
00667 UpdateStationSignCoord(st);
00668 }
00669
00670 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags);
00671
00680 CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool check_bridge = true)
00681 {
00682 if (check_bridge && MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) {
00683 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00684 }
00685
00686 CommandCost ret = EnsureNoVehicleOnGround(tile);
00687 if (ret.Failed()) return ret;
00688
00689 uint z;
00690 Slope tileh = GetTileSlope(tile, &z);
00691
00692
00693
00694
00695
00696 if (IsSteepSlope(tileh) ||
00697 ((!_settings_game.construction.build_on_slopes) && tileh != SLOPE_FLAT)) {
00698 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00699 }
00700
00701 CommandCost cost(EXPENSES_CONSTRUCTION);
00702 int flat_z = z;
00703 if (tileh != SLOPE_FLAT) {
00704
00705 if ((HasBit(invalid_dirs, DIAGDIR_NE) && !(tileh & SLOPE_NE)) ||
00706 (HasBit(invalid_dirs, DIAGDIR_SE) && !(tileh & SLOPE_SE)) ||
00707 (HasBit(invalid_dirs, DIAGDIR_SW) && !(tileh & SLOPE_SW)) ||
00708 (HasBit(invalid_dirs, DIAGDIR_NW) && !(tileh & SLOPE_NW))) {
00709 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00710 }
00711 cost.AddCost(_price[PR_BUILD_FOUNDATION]);
00712 flat_z += TILE_HEIGHT;
00713 }
00714
00715
00716 if (allowed_z < 0) {
00717
00718 allowed_z = flat_z;
00719 } else if (allowed_z != flat_z) {
00720 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00721 }
00722
00723 return cost;
00724 }
00725
00732 CommandCost CheckFlatLand(TileArea tile_area, DoCommandFlag flags)
00733 {
00734 CommandCost cost(EXPENSES_CONSTRUCTION);
00735 int allowed_z = -1;
00736
00737 TILE_AREA_LOOP(tile_cur, tile_area) {
00738 CommandCost ret = CheckBuildableTile(tile_cur, 0, allowed_z);
00739 if (ret.Failed()) return ret;
00740 cost.AddCost(ret);
00741
00742 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00743 if (ret.Failed()) return ret;
00744 cost.AddCost(ret);
00745 }
00746
00747 return cost;
00748 }
00749
00760 static CommandCost CheckFlatLandRailStation(TileArea tile_area, DoCommandFlag flags, uint invalid_dirs, StationID *station, RailType rt, SmallVector<Train *, 4> &affected_vehicles)
00761 {
00762 CommandCost cost(EXPENSES_CONSTRUCTION);
00763 int allowed_z = -1;
00764
00765 TILE_AREA_LOOP(tile_cur, tile_area) {
00766 CommandCost ret = CheckBuildableTile(tile_cur, invalid_dirs, allowed_z);
00767 if (ret.Failed()) return ret;
00768 cost.AddCost(ret);
00769
00770
00771
00772
00773 if (station != NULL && IsTileType(tile_cur, MP_STATION)) {
00774 if (!IsRailStation(tile_cur)) {
00775 return ClearTile_Station(tile_cur, DC_AUTO);
00776 } else {
00777 StationID st = GetStationIndex(tile_cur);
00778 if (*station == INVALID_STATION) {
00779 *station = st;
00780 } else if (*station != st) {
00781 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00782 }
00783 }
00784 } else {
00785
00786
00787 if (rt != INVALID_RAILTYPE &&
00788 IsPlainRailTile(tile_cur) && !HasSignals(tile_cur) &&
00789 HasPowerOnRail(GetRailType(tile_cur), rt)) {
00790
00791
00792
00793
00794
00795
00796 TrackBits tracks = GetTrackBits(tile_cur);
00797 Track track = RemoveFirstTrack(&tracks);
00798 Track expected_track = HasBit(invalid_dirs, DIAGDIR_NE) ? TRACK_X : TRACK_Y;
00799
00800 if (tracks == TRACK_BIT_NONE && track == expected_track) {
00801
00802 if (HasBit(GetRailReservationTrackBits(tile_cur), track)) {
00803 Train *v = GetTrainForReservation(tile_cur, track);
00804 if (v != NULL) {
00805 *affected_vehicles.Append() = v;
00806 }
00807 }
00808 CommandCost ret = DoCommand(tile_cur, 0, track, flags, CMD_REMOVE_SINGLE_RAIL);
00809 if (ret.Failed()) return ret;
00810 cost.AddCost(ret);
00811
00812 continue;
00813 }
00814 }
00815 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00816 if (ret.Failed()) return ret;
00817 cost.AddCost(ret);
00818 }
00819 }
00820
00821 return cost;
00822 }
00823
00836 static CommandCost CheckFlatLandRoadStop(TileArea tile_area, DoCommandFlag flags, uint invalid_dirs, bool is_drive_through, bool is_truck_stop, Axis axis, StationID *station, RoadTypes rts)
00837 {
00838 CommandCost cost(EXPENSES_CONSTRUCTION);
00839 int allowed_z = -1;
00840
00841 TILE_AREA_LOOP(cur_tile, tile_area) {
00842 CommandCost ret = CheckBuildableTile(cur_tile, invalid_dirs, allowed_z);
00843 if (ret.Failed()) return ret;
00844 cost.AddCost(ret);
00845
00846
00847
00848
00849 if (station != NULL && IsTileType(cur_tile, MP_STATION)) {
00850 if (!IsRoadStop(cur_tile)) {
00851 return ClearTile_Station(cur_tile, DC_AUTO);
00852 } else {
00853 if (is_truck_stop != IsTruckStop(cur_tile) ||
00854 is_drive_through != IsDriveThroughStopTile(cur_tile)) {
00855 return ClearTile_Station(cur_tile, DC_AUTO);
00856 }
00857
00858 if (is_drive_through && IsDriveThroughStopTile(cur_tile) && DiagDirToAxis(GetRoadStopDir(cur_tile)) != axis){
00859 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00860 }
00861 StationID st = GetStationIndex(cur_tile);
00862 if (*station == INVALID_STATION) {
00863 *station = st;
00864 } else if (*station != st) {
00865 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00866 }
00867 }
00868 } else {
00869 bool build_over_road = is_drive_through && IsNormalRoadTile(cur_tile);
00870
00871 RoadBits rb = IsNormalRoadTile(cur_tile) ? GetAllRoadBits(cur_tile) : ROAD_NONE;
00872 if (build_over_road && (rb & (axis == AXIS_X ? ROAD_Y : ROAD_X)) != 0) {
00873
00874 switch (CountBits(rb)) {
00875 case 1:
00876 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00877
00878 case 2:
00879 if (rb == ROAD_X || rb == ROAD_Y) return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00880 return_cmd_error(STR_ERROR_DRIVE_THROUGH_CORNER);
00881
00882 default:
00883 return_cmd_error(STR_ERROR_DRIVE_THROUGH_JUNCTION);
00884 }
00885 }
00886
00887 RoadTypes cur_rts = IsNormalRoadTile(cur_tile) ? GetRoadTypes(cur_tile) : ROADTYPES_NONE;
00888 uint num_roadbits = 0;
00889 if (build_over_road) {
00890
00891 if (HasBit(cur_rts, ROADTYPE_ROAD)) {
00892 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
00893 if (road_owner == OWNER_TOWN) {
00894 if (!_settings_game.construction.road_stop_on_town_road) return_cmd_error(STR_ERROR_DRIVE_THROUGH_ON_TOWN_ROAD);
00895 } else if (!_settings_game.construction.road_stop_on_competitor_road && road_owner != OWNER_NONE) {
00896 CommandCost ret = CheckOwnership(road_owner);
00897 if (ret.Failed()) return ret;
00898 }
00899 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_ROAD));
00900 }
00901
00902
00903 if (HasBit(cur_rts, ROADTYPE_TRAM)) {
00904 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
00905 if (!_settings_game.construction.road_stop_on_competitor_road && tram_owner != OWNER_NONE) {
00906 CommandCost ret = CheckOwnership(tram_owner);
00907 if (ret.Failed()) return ret;
00908 }
00909 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_TRAM));
00910 }
00911
00912
00913 rts |= cur_rts;
00914 } else {
00915 ret = DoCommand(cur_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00916 if (ret.Failed()) return ret;
00917 cost.AddCost(ret);
00918 }
00919
00920 uint roadbits_to_build = CountBits(rts) * 2 - num_roadbits;
00921 cost.AddCost(_price[PR_BUILD_ROAD] * roadbits_to_build);
00922 }
00923 }
00924
00925 return cost;
00926 }
00927
00935 CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta, Axis axis)
00936 {
00937 TileArea cur_ta = st->train_station;
00938
00939
00940 int x = min(TileX(cur_ta.tile), TileX(new_ta.tile));
00941 int y = min(TileY(cur_ta.tile), TileY(new_ta.tile));
00942 new_ta.w = max(TileX(cur_ta.tile) + cur_ta.w, TileX(new_ta.tile) + new_ta.w) - x;
00943 new_ta.h = max(TileY(cur_ta.tile) + cur_ta.h, TileY(new_ta.tile) + new_ta.h) - y;
00944 new_ta.tile = TileXY(x, y);
00945
00946
00947 if (new_ta.w > _settings_game.station.station_spread || new_ta.h > _settings_game.station.station_spread) {
00948 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
00949 }
00950
00951 return CommandCost();
00952 }
00953
00954 static inline byte *CreateSingle(byte *layout, int n)
00955 {
00956 int i = n;
00957 do *layout++ = 0; while (--i);
00958 layout[((n - 1) >> 1) - n] = 2;
00959 return layout;
00960 }
00961
00962 static inline byte *CreateMulti(byte *layout, int n, byte b)
00963 {
00964 int i = n;
00965 do *layout++ = b; while (--i);
00966 if (n > 4) {
00967 layout[0 - n] = 0;
00968 layout[n - 1 - n] = 0;
00969 }
00970 return layout;
00971 }
00972
00980 void GetStationLayout(byte *layout, int numtracks, int plat_len, const StationSpec *statspec)
00981 {
00982 if (statspec != NULL && statspec->lengths >= plat_len &&
00983 statspec->platforms[plat_len - 1] >= numtracks &&
00984 statspec->layouts[plat_len - 1][numtracks - 1]) {
00985
00986 memcpy(layout, statspec->layouts[plat_len - 1][numtracks - 1],
00987 plat_len * numtracks);
00988 return;
00989 }
00990
00991 if (plat_len == 1) {
00992 CreateSingle(layout, numtracks);
00993 } else {
00994 if (numtracks & 1) layout = CreateSingle(layout, plat_len);
00995 numtracks >>= 1;
00996
00997 while (--numtracks >= 0) {
00998 layout = CreateMulti(layout, plat_len, 4);
00999 layout = CreateMulti(layout, plat_len, 6);
01000 }
01001 }
01002 }
01003
01015 template <class T, StringID error_message>
01016 CommandCost FindJoiningBaseStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, T **st)
01017 {
01018 assert(*st == NULL);
01019 bool check_surrounding = true;
01020
01021 if (_settings_game.station.adjacent_stations) {
01022 if (existing_station != INVALID_STATION) {
01023 if (adjacent && existing_station != station_to_join) {
01024
01025
01026 return_cmd_error(error_message);
01027 } else {
01028
01029
01030 *st = T::GetIfValid(existing_station);
01031 check_surrounding = (*st == NULL);
01032 }
01033 } else {
01034
01035
01036 if (adjacent) check_surrounding = false;
01037 }
01038 }
01039
01040 if (check_surrounding) {
01041
01042 CommandCost ret = GetStationAround(ta, existing_station, st);
01043 if (ret.Failed()) return ret;
01044 }
01045
01046
01047 if (*st == NULL && station_to_join != INVALID_STATION) *st = T::GetIfValid(station_to_join);
01048
01049 return CommandCost();
01050 }
01051
01061 static CommandCost FindJoiningStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01062 {
01063 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_RAILWAY_STATION_FIRST>(existing_station, station_to_join, adjacent, ta, st);
01064 }
01065
01075 CommandCost FindJoiningWaypoint(StationID existing_waypoint, StationID waypoint_to_join, bool adjacent, TileArea ta, Waypoint **wp)
01076 {
01077 return FindJoiningBaseStation<Waypoint, STR_ERROR_MUST_REMOVE_RAILWAYPOINT_FIRST>(existing_waypoint, waypoint_to_join, adjacent, ta, wp);
01078 }
01079
01097 CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01098 {
01099
01100 RailType rt = Extract<RailType, 0, 4>(p1);
01101 Axis axis = Extract<Axis, 4, 1>(p1);
01102 byte numtracks = GB(p1, 8, 8);
01103 byte plat_len = GB(p1, 16, 8);
01104 bool adjacent = HasBit(p1, 24);
01105
01106 StationClassID spec_class = Extract<StationClassID, 0, 8>(p2);
01107 byte spec_index = GB(p2, 8, 8);
01108 StationID station_to_join = GB(p2, 16, 16);
01109
01110
01111 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile_org, flags);
01112 if (ret.Failed()) return ret;
01113
01114 if (!ValParamRailtype(rt)) return CMD_ERROR;
01115
01116
01117 if ((uint)spec_class >= StationClass::GetCount() || spec_class == STAT_CLASS_WAYP) return CMD_ERROR;
01118 if (spec_index >= StationClass::GetCount(spec_class)) return CMD_ERROR;
01119 if (plat_len == 0 || numtracks == 0) return CMD_ERROR;
01120
01121 int w_org, h_org;
01122 if (axis == AXIS_X) {
01123 w_org = plat_len;
01124 h_org = numtracks;
01125 } else {
01126 h_org = plat_len;
01127 w_org = numtracks;
01128 }
01129
01130 bool reuse = (station_to_join != NEW_STATION);
01131 if (!reuse) station_to_join = INVALID_STATION;
01132 bool distant_join = (station_to_join != INVALID_STATION);
01133
01134 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01135
01136 if (h_org > _settings_game.station.station_spread || w_org > _settings_game.station.station_spread) return CMD_ERROR;
01137
01138
01139 TileArea new_location(tile_org, w_org, h_org);
01140
01141
01142 StationID est = INVALID_STATION;
01143 SmallVector<Train *, 4> affected_vehicles;
01144
01145 CommandCost cost = CheckFlatLandRailStation(TileArea(tile_org, w_org, h_org), flags, 5 << axis, &est, rt, affected_vehicles);
01146 if (cost.Failed()) return cost;
01147
01148 cost.AddCost((numtracks * _price[PR_BUILD_STATION_RAIL] + _price[PR_BUILD_STATION_RAIL_LENGTH]) * plat_len);
01149 cost.AddCost(numtracks * plat_len * RailBuildCost(rt));
01150
01151 Station *st = NULL;
01152 ret = FindJoiningStation(est, station_to_join, adjacent, new_location, &st);
01153 if (ret.Failed()) return ret;
01154
01155
01156 if (st == NULL && reuse) st = GetClosestDeletedStation(tile_org);
01157
01158 if (st != NULL) {
01159
01160 if (st->owner != _current_company) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
01161
01162 if (st->train_station.tile != INVALID_TILE) {
01163 CommandCost ret = CanExpandRailStation(st, new_location, axis);
01164 if (ret.Failed()) return ret;
01165 }
01166
01167
01168 CommandCost ret = st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TEST);
01169 if (ret.Failed()) return ret;
01170 } else {
01171
01172 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
01173
01174 if (flags & DC_EXEC) {
01175 st = new Station(tile_org);
01176
01177 st->town = ClosestTownFromTile(tile_org, UINT_MAX);
01178 st->string_id = GenerateStationName(st, tile_org, STATIONNAMING_RAIL);
01179
01180 if (Company::IsValidID(_current_company)) {
01181 SetBit(st->town->have_ratings, _current_company);
01182 }
01183 }
01184 }
01185
01186
01187 const StationSpec *statspec = StationClass::Get(spec_class, spec_index);
01188 int specindex = AllocateSpecToStation(statspec, st, (flags & DC_EXEC) != 0);
01189 if (specindex == -1) return_cmd_error(STR_ERROR_TOO_MANY_STATION_SPECS);
01190
01191 if (statspec != NULL) {
01192
01193
01194
01195 if (HasBit(statspec->disallowed_platforms, numtracks - 1) || HasBit(statspec->disallowed_lengths, plat_len - 1)) {
01196 return CMD_ERROR;
01197 }
01198
01199
01200 if (HasBit(statspec->callback_mask, CBM_STATION_AVAIL) && GB(GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE), 0, 8) == 0) {
01201 return CMD_ERROR;
01202 }
01203 }
01204
01205 if (flags & DC_EXEC) {
01206 TileIndexDiff tile_delta;
01207 byte *layout_ptr;
01208 byte numtracks_orig;
01209 Track track;
01210
01211 st->train_station = new_location;
01212 st->AddFacility(FACIL_TRAIN, new_location.tile);
01213
01214 st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TRY);
01215
01216 if (statspec != NULL) {
01217
01218
01219 st->cached_anim_triggers |= statspec->animation.triggers;
01220 }
01221
01222 tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
01223 track = AxisToTrack(axis);
01224
01225 layout_ptr = AllocaM(byte, numtracks * plat_len);
01226 GetStationLayout(layout_ptr, numtracks, plat_len, statspec);
01227
01228 numtracks_orig = numtracks;
01229
01230 Company *c = Company::Get(st->owner);
01231
01232 do {
01233 TileIndex tile = tile_org;
01234 int w = plat_len;
01235 do {
01236 byte layout = *layout_ptr++;
01237 if (IsRailStationTile(tile) && HasStationReservation(tile)) {
01238
01239 Train *v = GetTrainForReservation(tile, AxisToTrack(GetRailStationAxis(tile)));
01240 if (v != NULL) {
01241 FreeTrainTrackReservation(v);
01242 *affected_vehicles.Append() = v;
01243 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01244 for (; v->Next() != NULL; v = v->Next()) { }
01245 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), false);
01246 }
01247 }
01248
01249
01250 if (IsRailStationTile(tile)) {
01251 if (!IsStationTileBlocked(tile)) c->rail_infrastructure[GetRailType(tile)]--;
01252 c->station_infrastructure--;
01253 }
01254
01255
01256 DeleteAnimatedTile(tile);
01257 byte old_specindex = HasStationTileRail(tile) ? GetCustomStationSpecIndex(tile) : 0;
01258 MakeRailStation(tile, st->owner, st->index, axis, layout & ~1, rt);
01259
01260 DeallocateSpecFromStation(st, old_specindex);
01261
01262 SetCustomStationSpecIndex(tile, specindex);
01263 SetStationTileRandomBits(tile, GB(Random(), 0, 4));
01264 SetAnimationFrame(tile, 0);
01265
01266 if (!IsStationTileBlocked(tile)) c->rail_infrastructure[rt]++;
01267 c->station_infrastructure++;
01268
01269 if (statspec != NULL) {
01270
01271 uint32 platinfo = GetPlatformInfo(AXIS_X, 0, plat_len, numtracks_orig, plat_len - w, numtracks_orig - numtracks, false);
01272
01273
01274 uint16 callback = GetStationCallback(CBID_STATION_TILE_LAYOUT, platinfo, 0, statspec, NULL, tile);
01275 if (callback != CALLBACK_FAILED && callback < 8) SetStationGfx(tile, (callback & ~1) + axis);
01276
01277
01278 TriggerStationAnimation(st, tile, SAT_BUILT);
01279 }
01280
01281 tile += tile_delta;
01282 } while (--w);
01283 AddTrackToSignalBuffer(tile_org, track, _current_company);
01284 YapfNotifyTrackLayoutChange(tile_org, track);
01285 tile_org += tile_delta ^ TileDiffXY(1, 1);
01286 } while (--numtracks);
01287
01288 for (uint i = 0; i < affected_vehicles.Length(); ++i) {
01289
01290 Train *v = affected_vehicles[i];
01291 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01292 TryPathReserve(v, true, true);
01293 for (; v->Next() != NULL; v = v->Next()) { }
01294 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01295 }
01296
01297 st->MarkTilesDirty(false);
01298 st->UpdateVirtCoord();
01299 UpdateStationAcceptance(st, false);
01300 st->RecomputeIndustriesNear();
01301 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01302 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01303 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01304 DirtyCompanyInfrastructureWindows(st->owner);
01305 }
01306
01307 return cost;
01308 }
01309
01310 static void MakeRailStationAreaSmaller(BaseStation *st)
01311 {
01312 TileArea ta = st->train_station;
01313
01314 restart:
01315
01316
01317 if (ta.w != 0 && ta.h != 0) {
01318
01319 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(0, i));) {
01320
01321 if (++i == ta.h) {
01322 ta.tile += TileDiffXY(1, 0);
01323 ta.w--;
01324 goto restart;
01325 }
01326 }
01327
01328
01329 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(ta.w - 1, i));) {
01330
01331 if (++i == ta.h) {
01332 ta.w--;
01333 goto restart;
01334 }
01335 }
01336
01337
01338 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, 0));) {
01339
01340 if (++i == ta.w) {
01341 ta.tile += TileDiffXY(0, 1);
01342 ta.h--;
01343 goto restart;
01344 }
01345 }
01346
01347
01348 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, ta.h - 1));) {
01349
01350 if (++i == ta.w) {
01351 ta.h--;
01352 goto restart;
01353 }
01354 }
01355 } else {
01356 ta.Clear();
01357 }
01358
01359 st->train_station = ta;
01360 }
01361
01372 template <class T>
01373 CommandCost RemoveFromRailBaseStation(TileArea ta, SmallVector<T *, 4> &affected_stations, DoCommandFlag flags, Money removal_cost, bool keep_rail)
01374 {
01375
01376 int quantity = 0;
01377 CommandCost total_cost(EXPENSES_CONSTRUCTION);
01378
01379
01380 TILE_AREA_LOOP(tile, ta) {
01381
01382 if (!HasStationTileRail(tile)) continue;
01383
01384
01385 CommandCost ret = EnsureNoVehicleOnGround(tile);
01386 if (ret.Failed()) continue;
01387
01388
01389 T *st = T::GetByTile(tile);
01390 if (st == NULL) continue;
01391
01392 if (_current_company != OWNER_WATER) {
01393 CommandCost ret = CheckOwnership(st->owner);
01394 if (ret.Failed()) continue;
01395 }
01396
01397
01398 quantity++;
01399
01400 if (keep_rail || IsStationTileBlocked(tile)) {
01401
01402
01403 total_cost.AddCost(-_price[PR_CLEAR_RAIL]);
01404 }
01405
01406 if (flags & DC_EXEC) {
01407
01408 uint specindex = GetCustomStationSpecIndex(tile);
01409 Track track = GetRailStationTrack(tile);
01410 Owner owner = GetTileOwner(tile);
01411 RailType rt = GetRailType(tile);
01412 Train *v = NULL;
01413
01414 if (HasStationReservation(tile)) {
01415 v = GetTrainForReservation(tile, track);
01416 if (v != NULL) {
01417
01418 FreeTrainTrackReservation(v);
01419 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01420 Vehicle *temp = v;
01421 for (; temp->Next() != NULL; temp = temp->Next()) { }
01422 if (IsRailStationTile(temp->tile)) SetRailStationPlatformReservation(temp->tile, TrackdirToExitdir(ReverseTrackdir(temp->GetVehicleTrackdir())), false);
01423 }
01424 }
01425
01426 bool build_rail = keep_rail && !IsStationTileBlocked(tile);
01427 if (!build_rail && !IsStationTileBlocked(tile)) Company::Get(owner)->rail_infrastructure[rt]--;
01428
01429 DoClearSquare(tile);
01430 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01431 if (build_rail) MakeRailNormal(tile, owner, TrackToTrackBits(track), rt);
01432 Company::Get(owner)->station_infrastructure--;
01433 DirtyCompanyInfrastructureWindows(owner);
01434
01435 st->rect.AfterRemoveTile(st, tile);
01436 AddTrackToSignalBuffer(tile, track, owner);
01437 YapfNotifyTrackLayoutChange(tile, track);
01438
01439 DeallocateSpecFromStation(st, specindex);
01440
01441 affected_stations.Include(st);
01442
01443 if (v != NULL) {
01444
01445 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01446 TryPathReserve(v, true, true);
01447 for (; v->Next() != NULL; v = v->Next()) { }
01448 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01449 }
01450 }
01451 }
01452
01453 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
01454
01455 for (T **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01456 T *st = *stp;
01457
01458
01459
01460
01461 MakeRailStationAreaSmaller(st);
01462 UpdateStationSignCoord(st);
01463
01464
01465 if (st->train_station.tile == INVALID_TILE) {
01466 st->facilities &= ~FACIL_TRAIN;
01467 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01468 st->UpdateVirtCoord();
01469 DeleteStationIfEmpty(st);
01470 }
01471 }
01472
01473 total_cost.AddCost(quantity * removal_cost);
01474 return total_cost;
01475 }
01476
01488 CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01489 {
01490 TileIndex end = p1 == 0 ? start : p1;
01491 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01492
01493 TileArea ta(start, end);
01494 SmallVector<Station *, 4> affected_stations;
01495
01496 CommandCost ret = RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_STATION_RAIL], HasBit(p2, 0));
01497 if (ret.Failed()) return ret;
01498
01499
01500 for (Station **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01501 Station *st = *stp;
01502
01503 if (st->train_station.tile == INVALID_TILE) SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01504 st->MarkTilesDirty(false);
01505 st->RecomputeIndustriesNear();
01506 }
01507
01508
01509 return ret;
01510 }
01511
01523 CommandCost CmdRemoveFromRailWaypoint(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01524 {
01525 TileIndex end = p1 == 0 ? start : p1;
01526 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01527
01528 TileArea ta(start, end);
01529 SmallVector<Waypoint *, 4> affected_stations;
01530
01531 return RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_WAYPOINT_RAIL], HasBit(p2, 0));
01532 }
01533
01534
01542 template <class T>
01543 CommandCost RemoveRailStation(T *st, DoCommandFlag flags)
01544 {
01545
01546 if (_current_company != OWNER_WATER) {
01547 CommandCost ret = CheckOwnership(st->owner);
01548 if (ret.Failed()) return ret;
01549 }
01550
01551
01552 TileArea ta = st->train_station;
01553
01554 assert(ta.w != 0 && ta.h != 0);
01555
01556 CommandCost cost(EXPENSES_CONSTRUCTION);
01557
01558 TILE_AREA_LOOP(tile, ta) {
01559
01560 if (!st->TileBelongsToRailStation(tile)) continue;
01561
01562 CommandCost ret = EnsureNoVehicleOnGround(tile);
01563 if (ret.Failed()) return ret;
01564
01565 cost.AddCost(_price[PR_CLEAR_STATION_RAIL]);
01566 if (flags & DC_EXEC) {
01567
01568 Track track = GetRailStationTrack(tile);
01569 Owner owner = GetTileOwner(tile);
01570 Train *v = NULL;
01571 if (HasStationReservation(tile)) {
01572 v = GetTrainForReservation(tile, track);
01573 if (v != NULL) FreeTrainTrackReservation(v);
01574 }
01575 if (!IsStationTileBlocked(tile)) Company::Get(owner)->rail_infrastructure[GetRailType(tile)]--;
01576 Company::Get(owner)->station_infrastructure--;
01577 DoClearSquare(tile);
01578 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01579 AddTrackToSignalBuffer(tile, track, owner);
01580 YapfNotifyTrackLayoutChange(tile, track);
01581 if (v != NULL) TryPathReserve(v, true);
01582 }
01583 }
01584
01585 if (flags & DC_EXEC) {
01586 st->rect.AfterRemoveRect(st, st->train_station);
01587
01588 st->train_station.Clear();
01589
01590 st->facilities &= ~FACIL_TRAIN;
01591
01592 free(st->speclist);
01593 st->num_specs = 0;
01594 st->speclist = NULL;
01595 st->cached_anim_triggers = 0;
01596
01597 DirtyCompanyInfrastructureWindows(st->owner);
01598 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_TRAINS);
01599 st->UpdateVirtCoord();
01600 DeleteStationIfEmpty(st);
01601 }
01602
01603 return cost;
01604 }
01605
01612 static CommandCost RemoveRailStation(TileIndex tile, DoCommandFlag flags)
01613 {
01614
01615 if (_current_company == OWNER_WATER) {
01616 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_STATION);
01617 }
01618
01619 Station *st = Station::GetByTile(tile);
01620 CommandCost cost = RemoveRailStation(st, flags);
01621
01622 if (flags & DC_EXEC) st->RecomputeIndustriesNear();
01623
01624 return cost;
01625 }
01626
01633 static CommandCost RemoveRailWaypoint(TileIndex tile, DoCommandFlag flags)
01634 {
01635
01636 if (_current_company == OWNER_WATER) {
01637 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_WAYPOINT);
01638 }
01639
01640 return RemoveRailStation(Waypoint::GetByTile(tile), flags);
01641 }
01642
01643
01649 static RoadStop **FindRoadStopSpot(bool truck_station, Station *st)
01650 {
01651 RoadStop **primary_stop = (truck_station) ? &st->truck_stops : &st->bus_stops;
01652
01653 if (*primary_stop == NULL) {
01654
01655 return primary_stop;
01656 } else {
01657
01658 RoadStop *stop = *primary_stop;
01659 while (stop->next != NULL) stop = stop->next;
01660 return &stop->next;
01661 }
01662 }
01663
01664 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags);
01665
01675 static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01676 {
01677 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_ROAD_STOP_FIRST>(existing_stop, station_to_join, adjacent, ta, st);
01678 }
01679
01695 CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01696 {
01697 bool type = HasBit(p2, 0);
01698 bool is_drive_through = HasBit(p2, 1);
01699 RoadTypes rts = Extract<RoadTypes, 2, 2>(p2);
01700 StationID station_to_join = GB(p2, 16, 16);
01701 bool reuse = (station_to_join != NEW_STATION);
01702 if (!reuse) station_to_join = INVALID_STATION;
01703 bool distant_join = (station_to_join != INVALID_STATION);
01704
01705 uint8 width = (uint8)GB(p1, 0, 8);
01706 uint8 lenght = (uint8)GB(p1, 8, 8);
01707
01708
01709 if (width > _settings_game.station.station_spread || lenght > _settings_game.station.station_spread) return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
01710
01711 if (width == 0 || lenght == 0) return CMD_ERROR;
01712
01713 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, lenght - 1) == INVALID_TILE) return CMD_ERROR;
01714
01715 TileArea roadstop_area(tile, width, lenght);
01716
01717 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01718
01719 if (!HasExactlyOneBit(rts) || !HasRoadTypesAvail(_current_company, rts)) return CMD_ERROR;
01720
01721
01722 if (!is_drive_through && HasBit(rts, ROADTYPE_TRAM)) return CMD_ERROR;
01723
01724 DiagDirection ddir = Extract<DiagDirection, 6, 2>(p2);
01725
01726
01727 if (!IsValidDiagDirection(ddir)) return CMD_ERROR;
01728
01729 if (is_drive_through && !IsValidAxis((Axis)ddir)) return CMD_ERROR;
01730
01731 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
01732 if (ret.Failed()) return ret;
01733
01734
01735 CommandCost cost(EXPENSES_CONSTRUCTION, roadstop_area.w * roadstop_area.h * _price[type ? PR_BUILD_STATION_TRUCK : PR_BUILD_STATION_BUS]);
01736 StationID est = INVALID_STATION;
01737 ret = CheckFlatLandRoadStop(roadstop_area, flags, is_drive_through ? 5 << ddir : 1 << ddir, is_drive_through, type, DiagDirToAxis(ddir), &est, rts);
01738 if (ret.Failed()) return ret;
01739 cost.AddCost(ret);
01740
01741 Station *st = NULL;
01742 ret = FindJoiningRoadStop(est, station_to_join, HasBit(p2, 5), roadstop_area, &st);
01743 if (ret.Failed()) return ret;
01744
01745
01746 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
01747
01748
01749 if (!RoadStop::CanAllocateItem(roadstop_area.w * roadstop_area.h)) return_cmd_error(type ? STR_ERROR_TOO_MANY_TRUCK_STOPS : STR_ERROR_TOO_MANY_BUS_STOPS);
01750
01751 if (st != NULL) {
01752 if (st->owner != _current_company) {
01753 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
01754 }
01755
01756 CommandCost ret = st->rect.BeforeAddRect(roadstop_area.tile, roadstop_area.w, roadstop_area.h, StationRect::ADD_TEST);
01757 if (ret.Failed()) return ret;
01758 } else {
01759
01760 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
01761
01762 if (flags & DC_EXEC) {
01763 st = new Station(tile);
01764
01765 st->town = ClosestTownFromTile(tile, UINT_MAX);
01766 st->string_id = GenerateStationName(st, tile, STATIONNAMING_ROAD);
01767
01768 if (Company::IsValidID(_current_company)) {
01769 SetBit(st->town->have_ratings, _current_company);
01770 }
01771 }
01772 }
01773
01774 if (flags & DC_EXEC) {
01775
01776 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01777 RoadTypes cur_rts = GetRoadTypes(cur_tile);
01778 Owner road_owner = HasBit(cur_rts, ROADTYPE_ROAD) ? GetRoadOwner(cur_tile, ROADTYPE_ROAD) : _current_company;
01779 Owner tram_owner = HasBit(cur_rts, ROADTYPE_TRAM) ? GetRoadOwner(cur_tile, ROADTYPE_TRAM) : _current_company;
01780
01781 if (IsTileType(cur_tile, MP_STATION) && IsRoadStop(cur_tile)) {
01782 RemoveRoadStop(cur_tile, flags);
01783 }
01784
01785 RoadStop *road_stop = new RoadStop(cur_tile);
01786
01787 RoadStop **currstop = FindRoadStopSpot(type, st);
01788 *currstop = road_stop;
01789
01790 if (type) {
01791 st->truck_station.Add(cur_tile);
01792 } else {
01793 st->bus_station.Add(cur_tile);
01794 }
01795
01796
01797 st->AddFacility((type) ? FACIL_TRUCK_STOP : FACIL_BUS_STOP, cur_tile);
01798
01799 st->rect.BeforeAddTile(cur_tile, StationRect::ADD_TRY);
01800
01801 RoadStopType rs_type = type ? ROADSTOP_TRUCK : ROADSTOP_BUS;
01802 if (is_drive_through) {
01803
01804
01805 RoadType rt;
01806 FOR_EACH_SET_ROADTYPE(rt, cur_rts | rts) {
01807 Company *c = Company::GetIfValid(rt == ROADTYPE_ROAD ? road_owner : tram_owner);
01808 if (c != NULL) {
01809 c->road_infrastructure[rt] += 2 - (IsNormalRoadTile(cur_tile) && HasBit(cur_rts, rt) ? CountBits(GetRoadBits(cur_tile, rt)) : 0);
01810 DirtyCompanyInfrastructureWindows(c->index);
01811 }
01812 }
01813
01814 MakeDriveThroughRoadStop(cur_tile, st->owner, road_owner, tram_owner, st->index, rs_type, rts | cur_rts, DiagDirToAxis(ddir));
01815 road_stop->MakeDriveThrough();
01816 } else {
01817
01818 Company::Get(st->owner)->road_infrastructure[FIND_FIRST_BIT(rts)] += 2;
01819 MakeRoadStop(cur_tile, st->owner, st->index, rs_type, rts, ddir);
01820 }
01821 Company::Get(st->owner)->station_infrastructure++;
01822 DirtyCompanyInfrastructureWindows(st->owner);
01823
01824 MarkTileDirtyByTile(cur_tile);
01825 }
01826 }
01827
01828 if (st != NULL) {
01829 st->UpdateVirtCoord();
01830 UpdateStationAcceptance(st, false);
01831 st->RecomputeIndustriesNear();
01832 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01833 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01834 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_ROADVEHS);
01835 }
01836 return cost;
01837 }
01838
01839
01840 static Vehicle *ClearRoadStopStatusEnum(Vehicle *v, void *)
01841 {
01842 if (v->type == VEH_ROAD) {
01843
01844
01845
01846
01847
01848
01849 RoadVehicle *rv = RoadVehicle::From(v);
01850 if (HasBit(rv->state, RVS_IN_DT_ROAD_STOP)) rv->state &= RVSB_ROAD_STOP_TRACKDIR_MASK;
01851 }
01852
01853 return NULL;
01854 }
01855
01856
01863 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags)
01864 {
01865 Station *st = Station::GetByTile(tile);
01866
01867 if (_current_company != OWNER_WATER) {
01868 CommandCost ret = CheckOwnership(st->owner);
01869 if (ret.Failed()) return ret;
01870 }
01871
01872 bool is_truck = IsTruckStop(tile);
01873
01874 RoadStop **primary_stop;
01875 RoadStop *cur_stop;
01876 if (is_truck) {
01877 primary_stop = &st->truck_stops;
01878 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_TRUCK);
01879 } else {
01880 primary_stop = &st->bus_stops;
01881 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_BUS);
01882 }
01883
01884 assert(cur_stop != NULL);
01885
01886
01887 if (IsDriveThroughStopTile(tile) && (flags & DC_BANKRUPT)) {
01888
01889 if (flags & DC_EXEC) FindVehicleOnPos(tile, NULL, &ClearRoadStopStatusEnum);
01890 } else {
01891 CommandCost ret = EnsureNoVehicleOnGround(tile);
01892 if (ret.Failed()) return ret;
01893 }
01894
01895 if (flags & DC_EXEC) {
01896 if (*primary_stop == cur_stop) {
01897
01898 *primary_stop = cur_stop->next;
01899
01900 if (*primary_stop == NULL) {
01901 st->facilities &= (is_truck ? ~FACIL_TRUCK_STOP : ~FACIL_BUS_STOP);
01902 }
01903 } else {
01904
01905 RoadStop *pred = *primary_stop;
01906 while (pred->next != cur_stop) pred = pred->next;
01907 pred->next = cur_stop->next;
01908 }
01909
01910
01911 RoadType rt;
01912 FOR_EACH_SET_ROADTYPE(rt, GetRoadTypes(tile)) {
01913 Company *c = Company::GetIfValid(GetRoadOwner(tile, rt));
01914 if (c != NULL) {
01915 c->road_infrastructure[rt] -= 2;
01916 DirtyCompanyInfrastructureWindows(c->index);
01917 }
01918 }
01919 Company::Get(st->owner)->station_infrastructure--;
01920
01921 if (IsDriveThroughStopTile(tile)) {
01922
01923 cur_stop->ClearDriveThrough();
01924 } else {
01925 DoClearSquare(tile);
01926 }
01927
01928 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_ROADVEHS);
01929 delete cur_stop;
01930
01931
01932 RoadVehicle *v;
01933 FOR_ALL_ROADVEHICLES(v) {
01934 if (v->First() == v && v->current_order.IsType(OT_GOTO_STATION) &&
01935 v->dest_tile == tile) {
01936 v->dest_tile = v->GetOrderStationLocation(st->index);
01937 }
01938 }
01939
01940 st->rect.AfterRemoveTile(st, tile);
01941
01942 st->UpdateVirtCoord();
01943 st->RecomputeIndustriesNear();
01944 DeleteStationIfEmpty(st);
01945
01946
01947 if (is_truck) {
01948 st->truck_station.Clear();
01949 for (const RoadStop *rs = st->truck_stops; rs != NULL; rs = rs->next) st->truck_station.Add(rs->xy);
01950 } else {
01951 st->bus_station.Clear();
01952 for (const RoadStop *rs = st->bus_stops; rs != NULL; rs = rs->next) st->bus_station.Add(rs->xy);
01953 }
01954 }
01955
01956 return CommandCost(EXPENSES_CONSTRUCTION, _price[is_truck ? PR_CLEAR_STATION_TRUCK : PR_CLEAR_STATION_BUS]);
01957 }
01958
01969 CommandCost CmdRemoveRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01970 {
01971 uint8 width = (uint8)GB(p1, 0, 8);
01972 uint8 height = (uint8)GB(p1, 8, 8);
01973
01974
01975 if (width == 0 || height == 0) return CMD_ERROR;
01976
01977 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, height - 1) == INVALID_TILE) return CMD_ERROR;
01978
01979 TileArea roadstop_area(tile, width, height);
01980
01981 int quantity = 0;
01982 CommandCost cost(EXPENSES_CONSTRUCTION);
01983 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01984
01985 if (!IsTileType(cur_tile, MP_STATION) || !IsRoadStop(cur_tile) || (uint32)GetRoadStopType(cur_tile) != GB(p2, 0, 1)) continue;
01986
01987
01988 bool is_drive_through = IsDriveThroughStopTile(cur_tile);
01989 RoadTypes rts = GetRoadTypes(cur_tile);
01990 RoadBits road_bits = IsDriveThroughStopTile(cur_tile) ?
01991 ((GetRoadStopDir(cur_tile) == DIAGDIR_NE) ? ROAD_X : ROAD_Y) :
01992 DiagDirToRoadBits(GetRoadStopDir(cur_tile));
01993
01994 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
01995 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
01996 CommandCost ret = RemoveRoadStop(cur_tile, flags);
01997 if (ret.Failed()) return ret;
01998 cost.AddCost(ret);
01999
02000 quantity++;
02001
02002 if ((flags & DC_EXEC) && is_drive_through) {
02003 MakeRoadNormal(cur_tile, road_bits, rts, ClosestTownFromTile(cur_tile, UINT_MAX)->index,
02004 road_owner, tram_owner);
02005
02006
02007 RoadType rt;
02008 FOR_EACH_SET_ROADTYPE(rt, rts) {
02009 Company *c = Company::GetIfValid(GetRoadOwner(cur_tile, rt));
02010 if (c != NULL) {
02011 c->road_infrastructure[rt] += CountBits(road_bits);
02012 DirtyCompanyInfrastructureWindows(c->index);
02013 }
02014 }
02015 }
02016 }
02017
02018 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
02019
02020 return cost;
02021 }
02022
02030 static uint GetMinimalAirportDistanceToTile(const AirportSpec *as, TileIndex town_tile, TileIndex airport_tile)
02031 {
02032 uint ttx = TileX(town_tile);
02033 uint tty = TileY(town_tile);
02034
02035 uint atx = TileX(airport_tile);
02036 uint aty = TileY(airport_tile);
02037
02038 uint btx = TileX(airport_tile) + as->size_x - 1;
02039 uint bty = TileY(airport_tile) + as->size_y - 1;
02040
02041
02042
02043
02044 uint dx = ttx < atx ? atx - ttx : (ttx <= btx ? 0 : ttx - btx);
02045 uint dy = tty < aty ? aty - tty : (tty <= bty ? 0 : tty - bty);
02046
02047 return dx + dy;
02048 }
02049
02059 uint8 GetAirportNoiseLevelForTown(const AirportSpec *as, TileIndex town_tile, TileIndex tile)
02060 {
02061
02062
02063 if (as->noise_level < 2) return as->noise_level;
02064
02065 uint distance = GetMinimalAirportDistanceToTile(as, town_tile, tile);
02066
02067
02068
02069
02070
02071 uint8 town_tolerance_distance = 8 + (_settings_game.difficulty.town_council_tolerance * 4);
02072
02073
02074
02075 uint noise_reduction = distance / town_tolerance_distance;
02076
02077
02078
02079 return noise_reduction >= as->noise_level ? 1 : as->noise_level - noise_reduction;
02080 }
02081
02089 Town *AirportGetNearestTown(const AirportSpec *as, TileIndex airport_tile)
02090 {
02091 Town *t, *nearest = NULL;
02092 uint add = as->size_x + as->size_y - 2;
02093 uint mindist = UINT_MAX - add;
02094 FOR_ALL_TOWNS(t) {
02095 if (DistanceManhattan(t->xy, airport_tile) < mindist + add) {
02096 uint dist = GetMinimalAirportDistanceToTile(as, t->xy, airport_tile);
02097 if (dist < mindist) {
02098 nearest = t;
02099 mindist = dist;
02100 }
02101 }
02102 }
02103
02104 return nearest;
02105 }
02106
02107
02109 void UpdateAirportsNoise()
02110 {
02111 Town *t;
02112 const Station *st;
02113
02114 FOR_ALL_TOWNS(t) t->noise_reached = 0;
02115
02116 FOR_ALL_STATIONS(st) {
02117 if (st->airport.tile != INVALID_TILE) {
02118 const AirportSpec *as = st->airport.GetSpec();
02119 Town *nearest = AirportGetNearestTown(as, st->airport.tile);
02120 nearest->noise_reached += GetAirportNoiseLevelForTown(as, nearest->xy, st->airport.tile);
02121 }
02122 }
02123 }
02124
02138 CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02139 {
02140 StationID station_to_join = GB(p2, 16, 16);
02141 bool reuse = (station_to_join != NEW_STATION);
02142 if (!reuse) station_to_join = INVALID_STATION;
02143 bool distant_join = (station_to_join != INVALID_STATION);
02144 byte airport_type = GB(p1, 0, 8);
02145 byte layout = GB(p1, 8, 8);
02146
02147 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02148
02149 if (airport_type >= NUM_AIRPORTS) return CMD_ERROR;
02150
02151 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02152 if (ret.Failed()) return ret;
02153
02154
02155 const AirportSpec *as = AirportSpec::Get(airport_type);
02156 if (!as->IsAvailable() || layout >= as->num_table) return CMD_ERROR;
02157
02158 Direction rotation = as->rotation[layout];
02159 Town *t = ClosestTownFromTile(tile, UINT_MAX);
02160 int w = as->size_x;
02161 int h = as->size_y;
02162 if (rotation == DIR_E || rotation == DIR_W) Swap(w, h);
02163
02164 if (w > _settings_game.station.station_spread || h > _settings_game.station.station_spread) {
02165 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
02166 }
02167
02168 CommandCost cost = CheckFlatLand(TileArea(tile, w, h), flags);
02169 if (cost.Failed()) return cost;
02170
02171
02172 Town *nearest = AirportGetNearestTown(as, tile);
02173 uint newnoise_level = GetAirportNoiseLevelForTown(as, nearest->xy, tile);
02174
02175
02176 StringID authority_refuse_message = STR_NULL;
02177
02178 if (_settings_game.economy.station_noise_level) {
02179
02180 if ((nearest->noise_reached + newnoise_level) > nearest->MaxTownNoise()) {
02181 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_NOISE;
02182 }
02183 } else {
02184 uint num = 0;
02185 const Station *st;
02186 FOR_ALL_STATIONS(st) {
02187 if (st->town == t && (st->facilities & FACIL_AIRPORT) && st->airport.type != AT_OILRIG) num++;
02188 }
02189 if (num >= 2) {
02190 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_AIRPORT;
02191 }
02192 }
02193
02194 if (authority_refuse_message != STR_NULL) {
02195 SetDParam(0, t->index);
02196 return_cmd_error(authority_refuse_message);
02197 }
02198
02199 Station *st = NULL;
02200 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p2, 0), TileArea(tile, w, h), &st);
02201 if (ret.Failed()) return ret;
02202
02203
02204 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02205
02206
02207 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
02208
02209 if (st != NULL) {
02210 if (st->owner != _current_company) {
02211 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
02212 }
02213
02214 CommandCost ret = st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TEST);
02215 if (ret.Failed()) return ret;
02216
02217 if (st->airport.tile != INVALID_TILE) {
02218 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_AIRPORT);
02219 }
02220 } else {
02221
02222 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
02223
02224 if (flags & DC_EXEC) {
02225 st = new Station(tile);
02226
02227 st->town = t;
02228 st->string_id = GenerateStationName(st, tile, !(GetAirport(airport_type)->flags & AirportFTAClass::AIRPLANES) ? STATIONNAMING_HELIPORT : STATIONNAMING_AIRPORT);
02229
02230 if (Company::IsValidID(_current_company)) {
02231 SetBit(st->town->have_ratings, _current_company);
02232 }
02233 }
02234 }
02235
02236 const AirportTileTable *it = as->table[layout];
02237 do {
02238 cost.AddCost(_price[PR_BUILD_STATION_AIRPORT]);
02239 } while ((++it)->ti.x != -0x80);
02240
02241 if (flags & DC_EXEC) {
02242
02243 nearest->noise_reached += newnoise_level;
02244
02245 st->AddFacility(FACIL_AIRPORT, tile);
02246 st->airport.type = airport_type;
02247 st->airport.layout = layout;
02248 st->airport.flags = 0;
02249 st->airport.rotation = rotation;
02250 st->airport.psa.ResetToZero();
02251
02252 st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TRY);
02253
02254 it = as->table[layout];
02255 do {
02256 TileIndex cur_tile = tile + ToTileIndexDiff(it->ti);
02257 MakeAirport(cur_tile, st->owner, st->index, it->gfx, WATER_CLASS_INVALID);
02258 SetStationTileRandomBits(cur_tile, GB(Random(), 0, 4));
02259 st->airport.Add(cur_tile);
02260
02261 if (AirportTileSpec::Get(GetTranslatedAirportTileID(it->gfx))->animation.status != ANIM_STATUS_NO_ANIMATION) AddAnimatedTile(cur_tile);
02262 } while ((++it)->ti.x != -0x80);
02263
02264
02265 it = as->table[layout];
02266 do {
02267 TileIndex cur_tile = tile + ToTileIndexDiff(it->ti);
02268 AirportTileAnimationTrigger(st, cur_tile, AAT_BUILT);
02269 } while ((++it)->ti.x != -0x80);
02270
02271 UpdateAirplanesOnNewStation(st);
02272
02273 Company::Get(st->owner)->airport_infrastructure++;
02274 DirtyCompanyInfrastructureWindows(st->owner);
02275
02276 st->UpdateVirtCoord();
02277 UpdateStationAcceptance(st, false);
02278 st->RecomputeIndustriesNear();
02279 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02280 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02281 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_PLANES);
02282
02283 if (_settings_game.economy.station_noise_level) {
02284 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02285 }
02286 }
02287
02288 return cost;
02289 }
02290
02297 static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
02298 {
02299 Station *st = Station::GetByTile(tile);
02300
02301 if (_current_company != OWNER_WATER) {
02302 CommandCost ret = CheckOwnership(st->owner);
02303 if (ret.Failed()) return ret;
02304 }
02305
02306 tile = st->airport.tile;
02307
02308 CommandCost cost(EXPENSES_CONSTRUCTION);
02309
02310 const Aircraft *a;
02311 FOR_ALL_AIRCRAFT(a) {
02312 if (!a->IsNormalAircraft()) continue;
02313 if (a->targetairport == st->index && a->state != FLYING) return CMD_ERROR;
02314 }
02315
02316 TILE_AREA_LOOP(tile_cur, st->airport) {
02317 if (!st->TileBelongsToAirport(tile_cur)) continue;
02318
02319 CommandCost ret = EnsureNoVehicleOnGround(tile_cur);
02320 if (ret.Failed()) return ret;
02321
02322 cost.AddCost(_price[PR_CLEAR_STATION_AIRPORT]);
02323
02324 if (flags & DC_EXEC) {
02325 if (IsHangarTile(tile_cur)) OrderBackup::Reset(tile_cur, false);
02326 DeleteAnimatedTile(tile_cur);
02327 DoClearSquare(tile_cur);
02328 DeleteNewGRFInspectWindow(GSF_AIRPORTTILES, tile_cur);
02329 }
02330 }
02331
02332 if (flags & DC_EXEC) {
02333 const AirportSpec *as = st->airport.GetSpec();
02334 for (uint i = 0; i < st->airport.GetNumHangars(); ++i) {
02335 DeleteWindowById(
02336 WC_VEHICLE_DEPOT, st->airport.GetHangarTile(i)
02337 );
02338 }
02339
02340
02341
02342
02343 Town *nearest = AirportGetNearestTown(as, tile);
02344 nearest->noise_reached -= GetAirportNoiseLevelForTown(as, nearest->xy, tile);
02345
02346 st->rect.AfterRemoveRect(st, st->airport);
02347
02348 st->airport.Clear();
02349 st->facilities &= ~FACIL_AIRPORT;
02350 st->airport.psa.ResetToZero();
02351
02352 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_PLANES);
02353
02354 if (_settings_game.economy.station_noise_level) {
02355 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02356 }
02357
02358 Company::Get(st->owner)->airport_infrastructure--;
02359 DirtyCompanyInfrastructureWindows(st->owner);
02360
02361 st->UpdateVirtCoord();
02362 st->RecomputeIndustriesNear();
02363 DeleteStationIfEmpty(st);
02364 DeleteNewGRFInspectWindow(GSF_AIRPORTS, st->index);
02365 }
02366
02367 return cost;
02368 }
02369
02376 bool HasStationInUse(StationID station, bool include_company, CompanyID company)
02377 {
02378 const Vehicle *v;
02379 FOR_ALL_VEHICLES(v) {
02380 if ((v->owner == company) == include_company) {
02381 const Order *order;
02382 FOR_VEHICLE_ORDERS(v, order) {
02383 if ((order->IsType(OT_GOTO_STATION) || order->IsType(OT_GOTO_WAYPOINT)) && order->GetDestination() == station) {
02384 return true;
02385 }
02386 }
02387 }
02388 }
02389 return false;
02390 }
02391
02392 static const TileIndexDiffC _dock_tileoffs_chkaround[] = {
02393 {-1, 0},
02394 { 0, 0},
02395 { 0, 0},
02396 { 0, -1}
02397 };
02398 static const byte _dock_w_chk[4] = { 2, 1, 2, 1 };
02399 static const byte _dock_h_chk[4] = { 1, 2, 1, 2 };
02400
02410 CommandCost CmdBuildDock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02411 {
02412 StationID station_to_join = GB(p2, 16, 16);
02413 bool reuse = (station_to_join != NEW_STATION);
02414 if (!reuse) station_to_join = INVALID_STATION;
02415 bool distant_join = (station_to_join != INVALID_STATION);
02416
02417 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02418
02419 DiagDirection direction = GetInclinedSlopeDirection(GetTileSlope(tile, NULL));
02420 if (direction == INVALID_DIAGDIR) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02421 direction = ReverseDiagDir(direction);
02422
02423
02424 if (HasTileWaterGround(tile)) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02425
02426 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02427 if (ret.Failed()) return ret;
02428
02429 if (MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02430
02431 ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02432 if (ret.Failed()) return ret;
02433
02434 TileIndex tile_cur = tile + TileOffsByDiagDir(direction);
02435
02436 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur, NULL) != SLOPE_FLAT) {
02437 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02438 }
02439
02440 if (MayHaveBridgeAbove(tile_cur) && IsBridgeAbove(tile_cur)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02441
02442
02443 WaterClass wc = GetWaterClass(tile_cur);
02444
02445 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02446 if (ret.Failed()) return ret;
02447
02448 tile_cur += TileOffsByDiagDir(direction);
02449 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur, NULL) != SLOPE_FLAT) {
02450 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02451 }
02452
02453
02454 Station *st = NULL;
02455 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p1, 0),
02456 TileArea(tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02457 _dock_w_chk[direction], _dock_h_chk[direction]), &st);
02458 if (ret.Failed()) return ret;
02459
02460
02461 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02462
02463
02464 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
02465
02466 if (st != NULL) {
02467 if (st->owner != _current_company) {
02468 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
02469 }
02470
02471 CommandCost ret = st->rect.BeforeAddRect(
02472 tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02473 _dock_w_chk[direction], _dock_h_chk[direction], StationRect::ADD_TEST);
02474 if (ret.Failed()) return ret;
02475
02476 if (st->dock_tile != INVALID_TILE) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_DOCK);
02477 } else {
02478
02479 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
02480
02481 if (flags & DC_EXEC) {
02482 st = new Station(tile);
02483
02484 st->town = ClosestTownFromTile(tile, UINT_MAX);
02485 st->string_id = GenerateStationName(st, tile, STATIONNAMING_DOCK);
02486
02487 if (Company::IsValidID(_current_company)) {
02488 SetBit(st->town->have_ratings, _current_company);
02489 }
02490 }
02491 }
02492
02493 if (flags & DC_EXEC) {
02494 st->dock_tile = tile;
02495 st->AddFacility(FACIL_DOCK, tile);
02496
02497 st->rect.BeforeAddRect(
02498 tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02499 _dock_w_chk[direction], _dock_h_chk[direction], StationRect::ADD_TRY);
02500
02501
02502
02503 if (wc == WATER_CLASS_CANAL) {
02504 Company::Get(st->owner)->water_infrastructure++;
02505 }
02506 Company::Get(st->owner)->station_infrastructure += 2;
02507 DirtyCompanyInfrastructureWindows(st->owner);
02508
02509 MakeDock(tile, st->owner, st->index, direction, wc);
02510
02511 st->UpdateVirtCoord();
02512 UpdateStationAcceptance(st, false);
02513 st->RecomputeIndustriesNear();
02514 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02515 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02516 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_SHIPS);
02517 }
02518
02519 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_STATION_DOCK]);
02520 }
02521
02528 static CommandCost RemoveDock(TileIndex tile, DoCommandFlag flags)
02529 {
02530 Station *st = Station::GetByTile(tile);
02531 CommandCost ret = CheckOwnership(st->owner);
02532 if (ret.Failed()) return ret;
02533
02534 TileIndex tile1 = st->dock_tile;
02535 TileIndex tile2 = tile1 + TileOffsByDiagDir(GetDockDirection(tile1));
02536
02537 ret = EnsureNoVehicleOnGround(tile1);
02538 if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile2);
02539 if (ret.Failed()) return ret;
02540
02541 if (flags & DC_EXEC) {
02542 DoClearSquare(tile1);
02543 MarkTileDirtyByTile(tile1);
02544 MakeWaterKeepingClass(tile2, st->owner);
02545
02546 st->rect.AfterRemoveTile(st, tile1);
02547 st->rect.AfterRemoveTile(st, tile2);
02548
02549 st->dock_tile = INVALID_TILE;
02550 st->facilities &= ~FACIL_DOCK;
02551
02552 Company::Get(st->owner)->station_infrastructure -= 2;
02553 DirtyCompanyInfrastructureWindows(st->owner);
02554
02555 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, SVW_SHIPS);
02556 st->UpdateVirtCoord();
02557 st->RecomputeIndustriesNear();
02558 DeleteStationIfEmpty(st);
02559 }
02560
02561 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_STATION_DOCK]);
02562 }
02563
02564 #include "table/station_land.h"
02565
02566 const DrawTileSprites *GetStationTileLayout(StationType st, byte gfx)
02567 {
02568 return &_station_display_datas[st][gfx];
02569 }
02570
02571 static void DrawTile_Station(TileInfo *ti)
02572 {
02573 const NewGRFSpriteLayout *layout = NULL;
02574 DrawTileSprites tmp_rail_layout;
02575 const DrawTileSprites *t = NULL;
02576 RoadTypes roadtypes;
02577 int32 total_offset;
02578 const RailtypeInfo *rti = NULL;
02579 uint32 relocation = 0;
02580 uint32 ground_relocation = 0;
02581 const BaseStation *st = NULL;
02582 const StationSpec *statspec = NULL;
02583 uint tile_layout = 0;
02584
02585 if (HasStationRail(ti->tile)) {
02586 rti = GetRailTypeInfo(GetRailType(ti->tile));
02587 roadtypes = ROADTYPES_NONE;
02588 total_offset = rti->GetRailtypeSpriteOffset();
02589
02590 if (IsCustomStationSpecIndex(ti->tile)) {
02591
02592 st = BaseStation::GetByTile(ti->tile);
02593 statspec = st->speclist[GetCustomStationSpecIndex(ti->tile)].spec;
02594
02595 if (statspec != NULL) {
02596 tile_layout = GetStationGfx(ti->tile);
02597
02598 if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
02599 uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0, 0, statspec, st, ti->tile);
02600 if (callback != CALLBACK_FAILED) tile_layout = (callback & ~1) + GetRailStationAxis(ti->tile);
02601 }
02602
02603
02604 if (statspec->renderdata != NULL) {
02605 layout = &statspec->renderdata[tile_layout < statspec->tiles ? tile_layout : (uint)GetRailStationAxis(ti->tile)];
02606 if (!layout->NeedsPreprocessing()) {
02607 t = layout;
02608 layout = NULL;
02609 }
02610 }
02611 }
02612 }
02613 } else {
02614 roadtypes = IsRoadStop(ti->tile) ? GetRoadTypes(ti->tile) : ROADTYPES_NONE;
02615 total_offset = 0;
02616 }
02617
02618 if (IsAirport(ti->tile)) {
02619 StationGfx gfx = GetAirportGfx(ti->tile);
02620 if (gfx >= NEW_AIRPORTTILE_OFFSET) {
02621 const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
02622 if (ats->grf_prop.spritegroup[0] != NULL && DrawNewAirportTile(ti, Station::GetByTile(ti->tile), gfx, ats)) {
02623 return;
02624 }
02625
02626
02627 assert(ats->grf_prop.subst_id != INVALID_AIRPORTTILE);
02628 gfx = ats->grf_prop.subst_id;
02629 }
02630 switch (gfx) {
02631 case APT_RADAR_GRASS_FENCE_SW:
02632 t = &_station_display_datas_airport_radar_grass_fence_sw[GetAnimationFrame(ti->tile)];
02633 break;
02634 case APT_GRASS_FENCE_NE_FLAG:
02635 t = &_station_display_datas_airport_flag_grass_fence_ne[GetAnimationFrame(ti->tile)];
02636 break;
02637 case APT_RADAR_FENCE_SW:
02638 t = &_station_display_datas_airport_radar_fence_sw[GetAnimationFrame(ti->tile)];
02639 break;
02640 case APT_RADAR_FENCE_NE:
02641 t = &_station_display_datas_airport_radar_fence_ne[GetAnimationFrame(ti->tile)];
02642 break;
02643 case APT_GRASS_FENCE_NE_FLAG_2:
02644 t = &_station_display_datas_airport_flag_grass_fence_ne_2[GetAnimationFrame(ti->tile)];
02645 break;
02646 }
02647 }
02648
02649 Owner owner = GetTileOwner(ti->tile);
02650
02651 PaletteID palette;
02652 if (Company::IsValidID(owner)) {
02653 palette = COMPANY_SPRITE_COLOUR(owner);
02654 } else {
02655
02656 palette = PALETTE_TO_GREY;
02657 }
02658
02659 if (layout == NULL && (t == NULL || t->seq == NULL)) t = GetStationTileLayout(GetStationType(ti->tile), GetStationGfx(ti->tile));
02660
02661
02662 if (ti->tileh != SLOPE_FLAT && !IsDock(ti->tile)) {
02663 if (statspec != NULL && HasBit(statspec->flags, SSF_CUSTOM_FOUNDATIONS)) {
02664
02665
02666 uint edge_info = 0;
02667 uint z;
02668 Slope slope = GetFoundationSlope(ti->tile, &z);
02669 if (!HasFoundationNW(ti->tile, slope, z)) SetBit(edge_info, 0);
02670 if (!HasFoundationNE(ti->tile, slope, z)) SetBit(edge_info, 1);
02671 SpriteID image = GetCustomStationFoundationRelocation(statspec, st, ti->tile, tile_layout, edge_info);
02672
02673 if (HasBit(statspec->flags, SSF_EXTENDED_FOUNDATIONS)) {
02674
02675
02676 static const uint8 foundation_parts[] = {
02677 0, 0, 0, 0,
02678 0, 1, 2, 3,
02679 0, 4, 5, 6,
02680 7, 8, 9
02681 };
02682
02683 AddSortableSpriteToDraw(image + foundation_parts[ti->tileh], PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02684 } else {
02685
02686
02687
02688
02689 static const uint8 composite_foundation_parts[] = {
02690
02691 0x00, 0xD1, 0xE4, 0xE0,
02692
02693 0xCA, 0xC9, 0xC4, 0xC0,
02694
02695 0xD2, 0x91, 0xE4, 0xA0,
02696
02697 0x4A, 0x09, 0x44
02698 };
02699
02700 uint8 parts = composite_foundation_parts[ti->tileh];
02701
02702
02703
02704 if (HasBit(edge_info, 0)) ClrBit(parts, 6);
02705 if (HasBit(edge_info, 1)) ClrBit(parts, 7);
02706
02707 if (parts == 0) {
02708
02709
02710
02711 goto draw_default_foundation;
02712 }
02713
02714 StartSpriteCombine();
02715 for (int i = 0; i < 8; i++) {
02716 if (HasBit(parts, i)) {
02717 AddSortableSpriteToDraw(image + i, PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02718 }
02719 }
02720 EndSpriteCombine();
02721 }
02722
02723 OffsetGroundSprite(31, 1);
02724 ti->z += ApplyFoundationToSlope(FOUNDATION_LEVELED, &ti->tileh);
02725 } else {
02726 draw_default_foundation:
02727 DrawFoundation(ti, FOUNDATION_LEVELED);
02728 }
02729 }
02730
02731 if (IsBuoy(ti->tile) || IsDock(ti->tile) || (IsOilRig(ti->tile) && IsTileOnWater(ti->tile))) {
02732 if (ti->tileh == SLOPE_FLAT) {
02733 DrawWaterClassGround(ti);
02734 } else {
02735 assert(IsDock(ti->tile));
02736 TileIndex water_tile = ti->tile + TileOffsByDiagDir(GetDockDirection(ti->tile));
02737 WaterClass wc = GetWaterClass(water_tile);
02738 if (wc == WATER_CLASS_SEA) {
02739 DrawShoreTile(ti->tileh);
02740 } else {
02741 DrawClearLandTile(ti, 3);
02742 }
02743 }
02744 } else {
02745 if (layout != NULL) {
02746
02747 bool separate_ground = HasBit(statspec->flags, SSF_SEPARATE_GROUND);
02748 uint32 var10_values = layout->PrepareLayout(total_offset, rti->fallback_railtype, 0, separate_ground);
02749 uint8 var10;
02750 FOR_EACH_SET_BIT(var10, var10_values) {
02751 uint32 var10_relocation = GetCustomStationRelocation(statspec, st, ti->tile, var10);
02752 layout->ProcessRegisters(var10, var10_relocation, separate_ground);
02753 }
02754 tmp_rail_layout.seq = layout->GetLayout(&tmp_rail_layout.ground);
02755 t = &tmp_rail_layout;
02756 total_offset = 0;
02757 } else if (statspec != NULL) {
02758
02759 ground_relocation = relocation = GetCustomStationRelocation(statspec, st, ti->tile, 0);
02760 if (HasBit(statspec->flags, SSF_SEPARATE_GROUND)) {
02761 ground_relocation = GetCustomStationRelocation(statspec, st, ti->tile, 1);
02762 }
02763 ground_relocation += rti->fallback_railtype;
02764 }
02765
02766 SpriteID image = t->ground.sprite;
02767 PaletteID pal = t->ground.pal;
02768 if (rti != NULL && rti->UsesOverlay() && (image == SPR_RAIL_TRACK_X || image == SPR_RAIL_TRACK_Y)) {
02769 SpriteID ground = GetCustomRailSprite(rti, ti->tile, RTSG_GROUND);
02770 DrawGroundSprite(SPR_FLAT_GRASS_TILE, PAL_NONE);
02771 DrawGroundSprite(ground + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE);
02772
02773 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationReservation(ti->tile)) {
02774 SpriteID overlay = GetCustomRailSprite(rti, ti->tile, RTSG_OVERLAY);
02775 DrawGroundSprite(overlay + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PALETTE_CRASH);
02776 }
02777 } else {
02778 image += HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE) ? ground_relocation : total_offset;
02779 if (HasBit(pal, SPRITE_MODIFIER_CUSTOM_SPRITE)) pal += ground_relocation;
02780 DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, palette));
02781
02782
02783 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationRail(ti->tile) && HasStationReservation(ti->tile)) {
02784 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(ti->tile));
02785 DrawGroundSprite(GetRailStationAxis(ti->tile) == AXIS_X ? rti->base_sprites.single_x : rti->base_sprites.single_y, PALETTE_CRASH);
02786 }
02787 }
02788 }
02789
02790 if (HasStationRail(ti->tile) && HasCatenaryDrawn(GetRailType(ti->tile)) && IsStationTileElectrifiable(ti->tile)) DrawCatenary(ti);
02791
02792 if (HasBit(roadtypes, ROADTYPE_TRAM)) {
02793 Axis axis = GetRoadStopDir(ti->tile) == DIAGDIR_NE ? AXIS_X : AXIS_Y;
02794 DrawGroundSprite((HasBit(roadtypes, ROADTYPE_ROAD) ? SPR_TRAMWAY_OVERLAY : SPR_TRAMWAY_TRAM) + (axis ^ 1), PAL_NONE);
02795 DrawTramCatenary(ti, axis == AXIS_X ? ROAD_X : ROAD_Y);
02796 }
02797
02798 if (IsRailWaypoint(ti->tile)) {
02799
02800 total_offset = 0;
02801 }
02802
02803 DrawRailTileSeq(ti, t, TO_BUILDINGS, total_offset, relocation, palette);
02804 }
02805
02806 void StationPickerDrawSprite(int x, int y, StationType st, RailType railtype, RoadType roadtype, int image)
02807 {
02808 int32 total_offset = 0;
02809 PaletteID pal = COMPANY_SPRITE_COLOUR(_local_company);
02810 const DrawTileSprites *t = GetStationTileLayout(st, image);
02811 const RailtypeInfo *rti = NULL;
02812
02813 if (railtype != INVALID_RAILTYPE) {
02814 rti = GetRailTypeInfo(railtype);
02815 total_offset = rti->GetRailtypeSpriteOffset();
02816 }
02817
02818 SpriteID img = t->ground.sprite;
02819 if ((img == SPR_RAIL_TRACK_X || img == SPR_RAIL_TRACK_Y) && rti->UsesOverlay()) {
02820 SpriteID ground = GetCustomRailSprite(rti, INVALID_TILE, RTSG_GROUND);
02821 DrawSprite(SPR_FLAT_GRASS_TILE, PAL_NONE, x, y);
02822 DrawSprite(ground + (img == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE, x, y);
02823 } else {
02824 DrawSprite(img + total_offset, HasBit(img, PALETTE_MODIFIER_COLOUR) ? pal : PAL_NONE, x, y);
02825 }
02826
02827 if (roadtype == ROADTYPE_TRAM) {
02828 DrawSprite(SPR_TRAMWAY_TRAM + (t->ground.sprite == SPR_ROAD_PAVED_STRAIGHT_X ? 1 : 0), PAL_NONE, x, y);
02829 }
02830
02831
02832 DrawRailTileSeqInGUI(x, y, t, st == STATION_WAYPOINT ? 0 : total_offset, 0, pal);
02833 }
02834
02835 static uint GetSlopeZ_Station(TileIndex tile, uint x, uint y)
02836 {
02837 return GetTileMaxZ(tile);
02838 }
02839
02840 static Foundation GetFoundation_Station(TileIndex tile, Slope tileh)
02841 {
02842 return FlatteningFoundation(tileh);
02843 }
02844
02845 static void GetTileDesc_Station(TileIndex tile, TileDesc *td)
02846 {
02847 td->owner[0] = GetTileOwner(tile);
02848 if (IsDriveThroughStopTile(tile)) {
02849 Owner road_owner = INVALID_OWNER;
02850 Owner tram_owner = INVALID_OWNER;
02851 RoadTypes rts = GetRoadTypes(tile);
02852 if (HasBit(rts, ROADTYPE_ROAD)) road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
02853 if (HasBit(rts, ROADTYPE_TRAM)) tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
02854
02855
02856 if ((tram_owner != INVALID_OWNER && tram_owner != td->owner[0]) ||
02857 (road_owner != INVALID_OWNER && road_owner != td->owner[0])) {
02858 uint i = 1;
02859 if (road_owner != INVALID_OWNER) {
02860 td->owner_type[i] = STR_LAND_AREA_INFORMATION_ROAD_OWNER;
02861 td->owner[i] = road_owner;
02862 i++;
02863 }
02864 if (tram_owner != INVALID_OWNER) {
02865 td->owner_type[i] = STR_LAND_AREA_INFORMATION_TRAM_OWNER;
02866 td->owner[i] = tram_owner;
02867 }
02868 }
02869 }
02870 td->build_date = BaseStation::GetByTile(tile)->build_date;
02871
02872 if (HasStationTileRail(tile)) {
02873 const StationSpec *spec = GetStationSpec(tile);
02874
02875 if (spec != NULL) {
02876 td->station_class = StationClass::GetName(spec->cls_id);
02877 td->station_name = spec->name;
02878
02879 if (spec->grf_prop.grffile != NULL) {
02880 const GRFConfig *gc = GetGRFConfig(spec->grf_prop.grffile->grfid);
02881 td->grf = gc->GetName();
02882 }
02883 }
02884
02885 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(tile));
02886 td->rail_speed = rti->max_speed;
02887 }
02888
02889 if (IsAirport(tile)) {
02890 const AirportSpec *as = Station::GetByTile(tile)->airport.GetSpec();
02891 td->airport_class = AirportClass::GetName(as->cls_id);
02892 td->airport_name = as->name;
02893
02894 const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
02895 td->airport_tile_name = ats->name;
02896
02897 if (as->grf_prop.grffile != NULL) {
02898 const GRFConfig *gc = GetGRFConfig(as->grf_prop.grffile->grfid);
02899 td->grf = gc->GetName();
02900 } else if (ats->grf_prop.grffile != NULL) {
02901 const GRFConfig *gc = GetGRFConfig(ats->grf_prop.grffile->grfid);
02902 td->grf = gc->GetName();
02903 }
02904 }
02905
02906 StringID str;
02907 switch (GetStationType(tile)) {
02908 default: NOT_REACHED();
02909 case STATION_RAIL: str = STR_LAI_STATION_DESCRIPTION_RAILROAD_STATION; break;
02910 case STATION_AIRPORT:
02911 str = (IsHangar(tile) ? STR_LAI_STATION_DESCRIPTION_AIRCRAFT_HANGAR : STR_LAI_STATION_DESCRIPTION_AIRPORT);
02912 break;
02913 case STATION_TRUCK: str = STR_LAI_STATION_DESCRIPTION_TRUCK_LOADING_AREA; break;
02914 case STATION_BUS: str = STR_LAI_STATION_DESCRIPTION_BUS_STATION; break;
02915 case STATION_OILRIG: str = STR_INDUSTRY_NAME_OIL_RIG; break;
02916 case STATION_DOCK: str = STR_LAI_STATION_DESCRIPTION_SHIP_DOCK; break;
02917 case STATION_BUOY: str = STR_LAI_STATION_DESCRIPTION_BUOY; break;
02918 case STATION_WAYPOINT: str = STR_LAI_STATION_DESCRIPTION_WAYPOINT; break;
02919 }
02920 td->str = str;
02921 }
02922
02923
02924 static TrackStatus GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
02925 {
02926 TrackBits trackbits = TRACK_BIT_NONE;
02927
02928 switch (mode) {
02929 case TRANSPORT_RAIL:
02930 if (HasStationRail(tile) && !IsStationTileBlocked(tile)) {
02931 trackbits = TrackToTrackBits(GetRailStationTrack(tile));
02932 }
02933 break;
02934
02935 case TRANSPORT_WATER:
02936
02937 if (IsBuoy(tile)) {
02938 trackbits = TRACK_BIT_ALL;
02939
02940 if (TileX(tile) == 0) trackbits &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT);
02941
02942 if (TileY(tile) == 0) trackbits &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER);
02943 }
02944 break;
02945
02946 case TRANSPORT_ROAD:
02947 if ((GetRoadTypes(tile) & sub_mode) != 0 && IsRoadStop(tile)) {
02948 DiagDirection dir = GetRoadStopDir(tile);
02949 Axis axis = DiagDirToAxis(dir);
02950
02951 if (side != INVALID_DIAGDIR) {
02952 if (axis != DiagDirToAxis(side) || (IsStandardRoadStopTile(tile) && dir != side)) break;
02953 }
02954
02955 trackbits = AxisToTrackBits(axis);
02956 }
02957 break;
02958
02959 default:
02960 break;
02961 }
02962
02963 return CombineTrackStatus(TrackBitsToTrackdirBits(trackbits), TRACKDIR_BIT_NONE);
02964 }
02965
02966
02967 static void TileLoop_Station(TileIndex tile)
02968 {
02969
02970
02971 switch (GetStationType(tile)) {
02972 case STATION_AIRPORT:
02973 AirportTileAnimationTrigger(Station::GetByTile(tile), tile, AAT_TILELOOP);
02974 break;
02975
02976 case STATION_DOCK:
02977 if (GetTileSlope(tile, NULL) != SLOPE_FLAT) break;
02978
02979 case STATION_OILRIG:
02980 case STATION_BUOY:
02981 TileLoop_Water(tile);
02982 break;
02983
02984 default: break;
02985 }
02986 }
02987
02988
02989 static void AnimateTile_Station(TileIndex tile)
02990 {
02991 if (HasStationRail(tile)) {
02992 AnimateStationTile(tile);
02993 return;
02994 }
02995
02996 if (IsAirport(tile)) {
02997 AnimateAirportTile(tile);
02998 }
02999 }
03000
03001
03002 static bool ClickTile_Station(TileIndex tile)
03003 {
03004 const BaseStation *bst = BaseStation::GetByTile(tile);
03005
03006 if (bst->facilities & FACIL_WAYPOINT) {
03007 ShowWaypointWindow(Waypoint::From(bst));
03008 } else if (IsHangar(tile)) {
03009 const Station *st = Station::From(bst);
03010 ShowDepotWindow(st->airport.GetHangarTile(st->airport.GetHangarNum(tile)), VEH_AIRCRAFT);
03011 } else {
03012 ShowStationViewWindow(bst->index);
03013 }
03014 return true;
03015 }
03016
03017 static VehicleEnterTileStatus VehicleEnter_Station(Vehicle *v, TileIndex tile, int x, int y)
03018 {
03019 if (v->type == VEH_TRAIN) {
03020 StationID station_id = GetStationIndex(tile);
03021 if (!v->current_order.ShouldStopAtStation(v, station_id)) return VETSB_CONTINUE;
03022 if (!IsRailStation(tile) || !v->IsFrontEngine()) return VETSB_CONTINUE;
03023
03024 int station_ahead;
03025 int station_length;
03026 int stop = GetTrainStopLocation(station_id, tile, Train::From(v), &station_ahead, &station_length);
03027
03028
03029
03030
03031
03032 if (!IsInsideBS(stop + station_ahead, station_length, TILE_SIZE)) return VETSB_CONTINUE;
03033
03034 DiagDirection dir = DirToDiagDir(v->direction);
03035
03036 x &= 0xF;
03037 y &= 0xF;
03038
03039 if (DiagDirToAxis(dir) != AXIS_X) Swap(x, y);
03040 if (y == TILE_SIZE / 2) {
03041 if (dir != DIAGDIR_SE && dir != DIAGDIR_SW) x = TILE_SIZE - 1 - x;
03042 stop &= TILE_SIZE - 1;
03043
03044 if (x == stop) return VETSB_ENTERED_STATION | (VehicleEnterTileStatus)(station_id << VETS_STATION_ID_OFFSET);
03045 if (x < stop) {
03046 uint16 spd;
03047
03048 v->vehstatus |= VS_TRAIN_SLOWING;
03049 spd = max(0, (stop - x) * 20 - 15);
03050 if (spd < v->cur_speed) v->cur_speed = spd;
03051 }
03052 }
03053 } else if (v->type == VEH_ROAD) {
03054 RoadVehicle *rv = RoadVehicle::From(v);
03055 if (rv->state < RVSB_IN_ROAD_STOP && !IsReversingRoadTrackdir((Trackdir)rv->state) && rv->frame == 0) {
03056 if (IsRoadStop(tile) && rv->IsFrontEngine()) {
03057
03058 return RoadStop::GetByTile(tile, GetRoadStopType(tile))->Enter(rv) ? VETSB_CONTINUE : VETSB_CANNOT_ENTER;
03059 }
03060 }
03061 }
03062
03063 return VETSB_CONTINUE;
03064 }
03065
03072 static bool StationHandleBigTick(BaseStation *st)
03073 {
03074 if (!st->IsInUse() && ++st->delete_ctr >= 8) {
03075 delete st;
03076 return false;
03077 }
03078
03079 if (Station::IsExpected(st)) {
03080 for (CargoID i = 0; i < NUM_CARGO; i++) {
03081 ClrBit(Station::From(st)->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTED_BIGTICK);
03082 }
03083 }
03084
03085
03086 if ((st->facilities & FACIL_WAYPOINT) == 0) UpdateStationAcceptance(Station::From(st), true);
03087
03088 return true;
03089 }
03090
03091 static inline void byte_inc_sat(byte *p)
03092 {
03093 byte b = *p + 1;
03094 if (b != 0) *p = b;
03095 }
03096
03097 static void UpdateStationRating(Station *st)
03098 {
03099 bool waiting_changed = false;
03100
03101 byte_inc_sat(&st->time_since_load);
03102 byte_inc_sat(&st->time_since_unload);
03103
03104 const CargoSpec *cs;
03105 FOR_ALL_CARGOSPECS(cs) {
03106 GoodsEntry *ge = &st->goods[cs->Index()];
03107
03108
03109
03110 if (!HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP) && ge->rating < INITIAL_STATION_RATING) {
03111 ge->rating++;
03112 }
03113
03114
03115 if (HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP)) {
03116 byte_inc_sat(&ge->days_since_pickup);
03117
03118 bool skip = false;
03119 int rating = 0;
03120 uint waiting = ge->cargo.Count();
03121
03122
03123
03124
03125 uint num_dests = (uint)ge->cargo.Packets()->MapSize();
03126
03127
03128
03129
03130
03131
03132
03133 uint waiting_avg = waiting / (num_dests + 1);
03134
03135 if (HasBit(cs->callback_mask, CBM_CARGO_STATION_RATING_CALC)) {
03136
03137
03138
03139
03140 uint last_speed = ge->last_speed;
03141 if (last_speed == 0) last_speed = 0xFF;
03142
03143 uint32 var18 = min(ge->days_since_pickup, 0xFF) | (min(ge->max_waiting_cargo, 0xFFFF) << 8) | (min(last_speed, 0xFF) << 24);
03144
03145 uint32 var10 = (st->last_vehicle_type == VEH_INVALID) ? 0x0 : (st->last_vehicle_type + 0x10);
03146 uint16 callback = GetCargoCallback(CBID_CARGO_STATION_RATING_CALC, var10, var18, cs);
03147 if (callback != CALLBACK_FAILED) {
03148 skip = true;
03149 rating = GB(callback, 0, 14);
03150
03151
03152 if (HasBit(callback, 14)) rating -= 0x4000;
03153 }
03154 }
03155
03156 if (!skip) {
03157 int b = ge->last_speed - 85;
03158 if (b >= 0) rating += b >> 2;
03159
03160 byte days = ge->days_since_pickup;
03161 if (st->last_vehicle_type == VEH_SHIP) days >>= 2;
03162 (days > 21) ||
03163 (rating += 25, days > 12) ||
03164 (rating += 25, days > 6) ||
03165 (rating += 45, days > 3) ||
03166 (rating += 35, true);
03167
03168 (rating -= 90, ge->max_waiting_cargo > 1500) ||
03169 (rating += 55, ge->max_waiting_cargo > 1000) ||
03170 (rating += 35, ge->max_waiting_cargo > 600) ||
03171 (rating += 10, ge->max_waiting_cargo > 300) ||
03172 (rating += 20, ge->max_waiting_cargo > 100) ||
03173 (rating += 10, true);
03174 }
03175
03176 if (Company::IsValidID(st->owner) && HasBit(st->town->statues, st->owner)) rating += 26;
03177
03178 byte age = ge->last_age;
03179 (age >= 3) ||
03180 (rating += 10, age >= 2) ||
03181 (rating += 10, age >= 1) ||
03182 (rating += 13, true);
03183
03184 {
03185 int or_ = ge->rating;
03186
03187
03188 ge->rating = rating = or_ + Clamp(Clamp(rating, 0, 255) - or_, -2, 2);
03189
03190
03191
03192 if (rating <= 64 && waiting_avg >= 100) {
03193 int dec = Random() & 0x1F;
03194 if (waiting_avg < 200) dec &= 7;
03195 waiting -= (dec + 1) * num_dests;
03196 waiting_changed = true;
03197 }
03198
03199
03200 if (rating <= 127 && waiting != 0) {
03201 uint32 r = Random();
03202 if (rating <= (int)GB(r, 0, 7)) {
03203
03204 waiting = max((int)waiting - (int)((GB(r, 8, 2) - 1) * num_dests), 0);
03205 waiting_changed = true;
03206 }
03207 }
03208
03209
03210
03211
03212 static const uint WAITING_CARGO_THRESHOLD = 1 << 12;
03213 static const uint WAITING_CARGO_CUT_FACTOR = 1 << 6;
03214 static const uint MAX_WAITING_CARGO = 1 << 15;
03215
03216 if (waiting > WAITING_CARGO_THRESHOLD) {
03217 uint difference = waiting - WAITING_CARGO_THRESHOLD;
03218 waiting -= (difference / WAITING_CARGO_CUT_FACTOR);
03219
03220 waiting = min(waiting, MAX_WAITING_CARGO);
03221 waiting_changed = true;
03222 }
03223
03224 if (waiting_changed) {
03225
03226
03227
03228 ge->max_waiting_cargo = 0;
03229
03230
03231
03232
03233 StationCargoAmountMap waiting_per_source;
03234 ge->cargo.CountAndTruncate(waiting, waiting_per_source);
03235 for (StationCargoAmountMap::iterator i(waiting_per_source.begin()); i != waiting_per_source.end(); ++i) {
03236 Station *source_station = Station::GetIfValid(i->first);
03237 if (source_station == NULL) continue;
03238
03239 GoodsEntry &source_ge = source_station->goods[cs->Index()];
03240 source_ge.max_waiting_cargo = max(source_ge.max_waiting_cargo, i->second);
03241 }
03242 } else {
03243
03244 ge->max_waiting_cargo = waiting_avg;
03245 }
03246 }
03247 }
03248 }
03249
03250 StationID index = st->index;
03251 if (waiting_changed) {
03252 SetWindowDirty(WC_STATION_VIEW, index);
03253 } else {
03254 SetWindowWidgetDirty(WC_STATION_VIEW, index, SVW_RATINGLIST);
03255 }
03256 }
03257
03264 void DeleteStaleFlows(StationID at, CargoID c_id, StationID to)
03265 {
03266 FlowStatMap &flows = Station::Get(at)->goods[c_id].flows;
03267 for (FlowStatMap::iterator f_it = flows.begin(); f_it != flows.end();) {
03268 FlowStatSet &s_flows = f_it->second;
03269 for (FlowStatSet::iterator s_it = s_flows.begin(); s_it != s_flows.end();) {
03270 if (s_it->Via() == to) {
03271 s_flows.erase(s_it++);
03272 break;
03273 } else {
03274 ++s_it;
03275 }
03276 }
03277 if (s_flows.empty()) {
03278 flows.erase(f_it++);
03279 } else {
03280 ++f_it;
03281 }
03282 }
03283 }
03284
03291 uint GetMovingAverageLength(const Station *from, const Station *to)
03292 {
03293 return LinkStat::MIN_AVERAGE_LENGTH + (DistanceManhattan(from->xy, to->xy) >> 2);
03294 }
03295
03299 void Station::RunAverages()
03300 {
03301 FlowStatSet new_flows;
03302 for (int goods_index = 0; goods_index < NUM_CARGO; ++goods_index) {
03303 LinkStatMap &links = this->goods[goods_index].link_stats;
03304 for (LinkStatMap::iterator i = links.begin(); i != links.end();) {
03305 StationID id = i->first;
03306 Station *other = Station::GetIfValid(id);
03307 if (other == NULL) {
03308 this->goods[goods_index].cargo.RerouteStalePackets(id);
03309 links.erase(i++);
03310 } else {
03311 LinkStat &ls = i->second;
03312 ls.Decrease();
03313 if (ls.IsNull()) {
03314 DeleteStaleFlows(this->index, goods_index, id);
03315 this->goods[goods_index].cargo.RerouteStalePackets(id);
03316 links.erase(i++);
03317 } else {
03318 ++i;
03319 }
03320 }
03321 }
03322
03323 if (_settings_game.linkgraph.GetDistributionType(goods_index) == DT_MANUAL) {
03324 this->goods[goods_index].flows.clear();
03325 continue;
03326 }
03327
03328 FlowStatMap &flows = this->goods[goods_index].flows;
03329 for (FlowStatMap::iterator i = flows.begin(); i != flows.end();) {
03330 if (!Station::IsValidID(i->first)) {
03331 flows.erase(i++);
03332 } else {
03333 FlowStatSet &flow_set = i->second;
03334 for (FlowStatSet::iterator j = flow_set.begin(); j != flow_set.end(); ++j) {
03335 if (Station::IsValidID(j->Via())) {
03336 new_flows.insert(j->GetDecreasedCopy());
03337 }
03338 }
03339 flow_set.swap(new_flows);
03340 new_flows.clear();
03341 ++i;
03342 }
03343 }
03344 }
03345 }
03346
03352 void RecalcFrozenIfLoading(const Vehicle *v)
03353 {
03354 if (v->current_order.IsType(OT_LOADING)) {
03355 RecalcFrozen(Station::Get(v->last_station_visited));
03356 }
03357 }
03358
03364 void RecalcFrozen(Station *st)
03365 {
03366 for (CargoID cargo = 0; cargo < NUM_CARGO; ++cargo) {
03367 LinkStatMap &links = st->goods[cargo].link_stats;
03368 for (LinkStatMap::iterator i = links.begin(); i != links.end(); ++i) {
03369 i->second.Unfreeze();
03370 }
03371 }
03372
03373 std::list<Vehicle *>::iterator v_it = st->loading_vehicles.begin();
03374 while (v_it != st->loading_vehicles.end()) {
03375 const Vehicle *front = *v_it;
03376 OrderList *orders = front->orders.list;
03377 if (orders != NULL) {
03378 StationID next_station_id = orders->GetNextStoppingStation(front->cur_implicit_order_index, st->index);
03379 if (next_station_id != INVALID_STATION && next_station_id != st->index) {
03380 IncreaseStats(st, front, next_station_id, true);
03381 }
03382 }
03383 ++v_it;
03384 }
03385 }
03386
03394 void DecreaseFrozen(Station *st, const Vehicle *front, StationID next_station_id) {
03395 assert(st->index != next_station_id);
03396 assert(next_station_id != INVALID_STATION);
03397 for (const Vehicle *v = front; v != NULL; v = v->Next()) {
03398 if (v->cargo_cap <= 0) continue;
03399
03400 LinkStatMap &link_stats = st->goods[v->cargo_type].link_stats;
03401 LinkStatMap::iterator lstat_it = link_stats.find(next_station_id);
03402 if (lstat_it == link_stats.end()) {
03403 DEBUG(misc, 1, "frozen not in linkstat list.");
03404 RecalcFrozen(st);
03405 return;
03406 }
03407
03408 LinkStat &link_stat = lstat_it->second;
03409 if (link_stat.Frozen() < v->cargo_cap) {
03410 DEBUG(misc, 1, "frozen is smaller than cargo cap.");
03411 RecalcFrozen(st);
03412 return;
03413 }
03414 link_stat.Unfreeze(v->cargo_cap);
03415 assert(!link_stat.IsNull());
03416 }
03417 }
03418
03427 void IncreaseStats(Station *st, const Vehicle *front, StationID next_station_id, bool freeze)
03428 {
03429 Station *next = Station::GetIfValid(next_station_id);
03430 assert(st->index != next_station_id && next != NULL);
03431 uint average_length = GetMovingAverageLength(st, next);
03432
03433 for (const Vehicle *v = front; v != NULL; v = v->Next()) {
03434 if (v->cargo_cap > 0) {
03435 LinkStatMap &stats = st->goods[v->cargo_type].link_stats;
03436 LinkStatMap::iterator i = stats.find(next_station_id);
03437 if (i == stats.end()) {
03438 stats.insert(std::make_pair(next_station_id, LinkStat(average_length,
03439 v->cargo_cap, freeze ? v->cargo_cap : 0, freeze ? 0 : v->cargo.Count())));
03440 } else {
03441 LinkStat &link_stat = i->second;
03442 if (freeze) {
03443 link_stat.Freeze(v->cargo_cap);
03444 } else {
03445 link_stat.Increase(v->cargo_cap, v->cargo.Count());
03446 }
03447 assert(!link_stat.IsNull());
03448 }
03449 }
03450 }
03451 }
03452
03453
03454 static void StationHandleSmallTick(BaseStation *st)
03455 {
03456 if ((st->facilities & FACIL_WAYPOINT) != 0 || !st->IsInUse()) return;
03457
03458 byte b = st->delete_ctr + 1;
03459 if (b >= STATION_RATING_TICKS) b = 0;
03460 st->delete_ctr = b;
03461
03462 if (b == 0) UpdateStationRating(Station::From(st));
03463 }
03464
03465 void OnTick_Station()
03466 {
03467 if (_game_mode == GM_EDITOR) return;
03468
03469 RunAverages<Station>();
03470
03471 BaseStation *st;
03472 FOR_ALL_BASE_STATIONS(st) {
03473 StationHandleSmallTick(st);
03474
03475
03476
03477
03478 if ((_tick_counter + st->index) % STATION_ACCEPTANCE_TICKS == 0) {
03479
03480 if (!StationHandleBigTick(st)) continue;
03481 TriggerStationAnimation(st, st->xy, SAT_250_TICKS);
03482 if (Station::IsExpected(st)) AirportAnimationTrigger(Station::From(st), AAT_STATION_250_TICKS);
03483 }
03484 }
03485 }
03486
03488 void StationMonthlyLoop()
03489 {
03490 Station *st;
03491
03492 FOR_ALL_STATIONS(st) {
03493 for(int goods_index = 0; goods_index < NUM_CARGO; ++goods_index) {
03494 st->goods[goods_index].supply = st->goods[goods_index].supply_new;
03495 st->goods[goods_index].supply_new = 0;
03496 }
03497 }
03498
03499 FOR_ALL_STATIONS(st) {
03500 for (CargoID i = 0; i < NUM_CARGO; i++) {
03501 GoodsEntry *ge = &st->goods[i];
03502 SB(ge->acceptance_pickup, GoodsEntry::GES_LAST_MONTH, 1, GB(ge->acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH, 1));
03503 ClrBit(ge->acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH);
03504 }
03505 }
03506 }
03507
03508
03509 void ModifyStationRatingAround(TileIndex tile, Owner owner, int amount, uint radius)
03510 {
03511 Station *st;
03512
03513 FOR_ALL_STATIONS(st) {
03514 if (st->owner == owner &&
03515 DistanceManhattan(tile, st->xy) <= radius) {
03516 for (CargoID i = 0; i < NUM_CARGO; i++) {
03517 GoodsEntry *ge = &st->goods[i];
03518
03519 if (ge->acceptance_pickup != 0) {
03520 ge->rating = Clamp(ge->rating + amount, 0, 255);
03521 }
03522 }
03523 }
03524 }
03525 }
03526
03527 static uint UpdateStationWaiting(Station *st, CargoID type, uint amount, SourceType source_type, SourceID source_id)
03528 {
03529
03530
03531 if (!CargoPacket::CanAllocateItem()) return 0;
03532
03533 GoodsEntry &ge = st->goods[type];
03534 amount += ge.amount_fract;
03535 ge.amount_fract = GB(amount, 0, 8);
03536
03537 amount >>= 8;
03538
03539 if (amount == 0) return 0;
03540
03541 StationID id = st->index;
03542 StationID next = INVALID_STATION;
03543 FlowStatSet &flow_stats = ge.flows[id];
03544 FlowStatSet::iterator i = flow_stats.begin();
03545 if (i != flow_stats.end()) {
03546 next = i->Via();
03547 const FlowStat &f = *i;
03548
03549 if (_settings_game.linkgraph.no_overload_links &&
03550 _settings_game.linkgraph.GetDistributionType(type) == DT_SYMMETRIC) {
03551 int limit = f.Planned() - f.Sent();
03552
03553 LinkStatMap::const_iterator it = ge.link_stats.find(next);
03554 const LinkStat &ls = (it->second);
03555
03556
03557 limit = min(limit, (ls.Capacity() * _settings_game.linkgraph.short_path_saturation) / 100 - ls.Usage());
03558
03559 if (limit < 0) {
03560 limit = 0;
03561 }
03562
03563 if (amount > (uint)limit) {
03564 amount = (uint)limit;
03565 }
03566 }
03567
03568 ge.UpdateFlowStats(flow_stats, i, amount);
03569
03570 if (amount == 0) {
03571 return amount;
03572 }
03573 }
03574
03575 ge.cargo.Append(next, new CargoPacket(st->index, st->xy, amount, source_type, source_id));
03576 ge.supply_new += amount;
03577
03578 if (!HasBit(ge.acceptance_pickup, GoodsEntry::GES_PICKUP)) {
03579 InvalidateWindowData(WC_STATION_LIST, st->index);
03580 SetBit(ge.acceptance_pickup, GoodsEntry::GES_PICKUP);
03581 }
03582
03583 TriggerStationAnimation(st, st->xy, SAT_NEW_CARGO, type);
03584 AirportAnimationTrigger(st, AAT_STATION_NEW_CARGO, type);
03585
03586 SetWindowDirty(WC_STATION_VIEW, st->index);
03587 st->MarkTilesDirty(true);
03588 return amount;
03589 }
03590
03591 static bool IsUniqueStationName(const char *name)
03592 {
03593 const Station *st;
03594
03595 FOR_ALL_STATIONS(st) {
03596 if (st->name != NULL && strcmp(st->name, name) == 0) return false;
03597 }
03598
03599 return true;
03600 }
03601
03611 CommandCost CmdRenameStation(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
03612 {
03613 Station *st = Station::GetIfValid(p1);
03614 if (st == NULL) return CMD_ERROR;
03615
03616 CommandCost ret = CheckOwnership(st->owner);
03617 if (ret.Failed()) return ret;
03618
03619 bool reset = StrEmpty(text);
03620
03621 if (!reset) {
03622 if (Utf8StringLength(text) >= MAX_LENGTH_STATION_NAME_CHARS) return CMD_ERROR;
03623 if (!IsUniqueStationName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
03624 }
03625
03626 if (flags & DC_EXEC) {
03627 free(st->name);
03628 st->name = reset ? NULL : strdup(text);
03629
03630 st->UpdateVirtCoord();
03631 InvalidateWindowData(WC_STATION_LIST, st->owner, 1);
03632 }
03633
03634 return CommandCost();
03635 }
03636
03643 void FindStationsAroundTiles(const TileArea &location, StationList *stations)
03644 {
03645
03646 int max_rad = (_settings_game.station.modified_catchment ? MAX_CATCHMENT : CA_UNMODIFIED);
03647
03648 for (int dy = -max_rad; dy < location.h + max_rad; dy++) {
03649 for (int dx = -max_rad; dx < location.w + max_rad; dx++) {
03650 TileIndex cur_tile = TileAddWrap(location.tile, dx, dy);
03651 if (cur_tile == INVALID_TILE || !IsTileType(cur_tile, MP_STATION)) continue;
03652
03653 Station *st = Station::GetByTile(cur_tile);
03654 if (st == NULL) continue;
03655
03656 if (_settings_game.station.modified_catchment) {
03657 int rad = st->GetCatchmentRadius();
03658 if (dx < -rad || dx >= rad + location.w || dy < -rad || dy >= rad + location.h) continue;
03659 }
03660
03661
03662
03663
03664 stations->Include(st);
03665 }
03666 }
03667 }
03668
03673 const StationList *StationFinder::GetStations()
03674 {
03675 if (this->tile != INVALID_TILE) {
03676 FindStationsAroundTiles(*this, &this->stations);
03677 this->tile = INVALID_TILE;
03678 }
03679 return &this->stations;
03680 }
03681
03682 uint MoveGoodsToStation(CargoID type, uint amount, SourceType source_type, SourceID source_id, const StationList *all_stations)
03683 {
03684
03685 if (amount == 0) return 0;
03686
03687 Station *st1 = NULL;
03688 Station *st2 = NULL;
03689 uint best_rating1 = 0;
03690 uint best_rating2 = 0;
03691
03692 for (Station * const *st_iter = all_stations->Begin(); st_iter != all_stations->End(); ++st_iter) {
03693 Station *st = *st_iter;
03694
03695
03696 if (st->town->exclusive_counter > 0 && st->town->exclusivity != st->owner) continue;
03697
03698 if (st->goods[type].rating == 0) continue;
03699
03700 if (_settings_game.order.selectgoods && st->goods[type].last_speed == 0) continue;
03701
03702 if (IsCargoInClass(type, CC_PASSENGERS)) {
03703 if (st->facilities == FACIL_TRUCK_STOP) continue;
03704 } else {
03705 if (st->facilities == FACIL_BUS_STOP) continue;
03706 }
03707
03708
03709 if (st1 == NULL || st->goods[type].rating >= best_rating1) {
03710 st2 = st1; best_rating2 = best_rating1; st1 = st; best_rating1 = st->goods[type].rating;
03711 } else if (st2 == NULL || st->goods[type].rating >= best_rating2) {
03712 st2 = st; best_rating2 = st->goods[type].rating;
03713 }
03714 }
03715
03716
03717 if (st1 == NULL) return 0;
03718
03719
03720
03721 amount *= best_rating1 + 1;
03722
03723 if (st2 == NULL) {
03724
03725 return UpdateStationWaiting(st1, type, amount, source_type, source_id);
03726 }
03727
03728
03729 assert(st1 != NULL);
03730 assert(st2 != NULL);
03731 assert(best_rating1 != 0 || best_rating2 != 0);
03732
03733
03734
03735
03736
03737
03738 uint worst_cargo = amount * best_rating2 / (best_rating1 + best_rating2);
03739 assert(worst_cargo <= (amount - worst_cargo));
03740
03741
03742 uint moved = UpdateStationWaiting(st1, type, amount - worst_cargo, source_type, source_id);
03743
03744
03745 return moved + UpdateStationWaiting(st2, type, worst_cargo, source_type, source_id);
03746 }
03747
03748 void BuildOilRig(TileIndex tile)
03749 {
03750 if (!Station::CanAllocateItem()) {
03751 DEBUG(misc, 0, "Can't allocate station for oilrig at 0x%X, reverting to oilrig only", tile);
03752 return;
03753 }
03754
03755 Station *st = new Station(tile);
03756 st->town = ClosestTownFromTile(tile, UINT_MAX);
03757
03758 st->string_id = GenerateStationName(st, tile, STATIONNAMING_OILRIG);
03759
03760 assert(IsTileType(tile, MP_INDUSTRY));
03761 DeleteAnimatedTile(tile);
03762 MakeOilrig(tile, st->index, GetWaterClass(tile));
03763
03764 st->owner = OWNER_NONE;
03765 st->airport.type = AT_OILRIG;
03766 st->airport.Add(tile);
03767 st->dock_tile = tile;
03768 st->facilities = FACIL_AIRPORT | FACIL_DOCK;
03769 st->build_date = _date;
03770
03771 st->rect.BeforeAddTile(tile, StationRect::ADD_FORCE);
03772
03773 for (CargoID j = 0; j < NUM_CARGO; j++) {
03774 st->goods[j].acceptance_pickup = 0;
03775 st->goods[j].days_since_pickup = 255;
03776 st->goods[j].rating = INITIAL_STATION_RATING;
03777 st->goods[j].last_speed = 0;
03778 st->goods[j].last_age = 255;
03779 }
03780
03781 st->UpdateVirtCoord();
03782 UpdateStationAcceptance(st, false);
03783 st->RecomputeIndustriesNear();
03784 }
03785
03786 void DeleteOilRig(TileIndex tile)
03787 {
03788 Station *st = Station::GetByTile(tile);
03789
03790 MakeWaterKeepingClass(tile, OWNER_NONE);
03791
03792 st->dock_tile = INVALID_TILE;
03793 st->airport.Clear();
03794 st->facilities &= ~(FACIL_AIRPORT | FACIL_DOCK);
03795 st->airport.flags = 0;
03796
03797 st->rect.AfterRemoveTile(st, tile);
03798
03799 st->UpdateVirtCoord();
03800 st->RecomputeIndustriesNear();
03801 if (!st->IsInUse()) delete st;
03802 }
03803
03804 static void ChangeTileOwner_Station(TileIndex tile, Owner old_owner, Owner new_owner)
03805 {
03806 if (IsDriveThroughStopTile(tile)) {
03807 for (RoadType rt = ROADTYPE_ROAD; rt < ROADTYPE_END; rt++) {
03808
03809 if (GetRoadOwner(tile, rt) == old_owner) {
03810 if (HasTileRoadType(tile, rt)) {
03811
03812 Company::Get(old_owner)->road_infrastructure[rt] -= 2;
03813 if (new_owner != INVALID_OWNER) Company::Get(new_owner)->road_infrastructure[rt] += 2;
03814 }
03815 SetRoadOwner(tile, rt, new_owner == INVALID_OWNER ? OWNER_NONE : new_owner);
03816 }
03817 }
03818 }
03819
03820 if (!IsTileOwner(tile, old_owner)) return;
03821
03822 if (new_owner != INVALID_OWNER) {
03823
03824
03825
03826
03827 Company *old_company = Company::Get(old_owner);
03828 Company *new_company = Company::Get(new_owner);
03829
03830
03831 switch (GetStationType(tile)) {
03832 case STATION_RAIL:
03833 case STATION_WAYPOINT:
03834 if (!IsStationTileBlocked(tile)) {
03835 old_company->rail_infrastructure[GetRailType(tile)]--;
03836 new_company->rail_infrastructure[GetRailType(tile)]++;
03837 }
03838 break;
03839
03840 case STATION_BUS:
03841 case STATION_TRUCK:
03842 if (!IsDriveThroughStopTile(tile)) {
03843
03844 old_company->road_infrastructure[FIND_FIRST_BIT(GetRoadTypes(tile))] -= 2;
03845 new_company->road_infrastructure[FIND_FIRST_BIT(GetRoadTypes(tile))] += 2;
03846 }
03847 break;
03848
03849 case STATION_BUOY:
03850 case STATION_DOCK:
03851 if (GetWaterClass(tile) == WATER_CLASS_CANAL) {
03852 old_company->water_infrastructure--;
03853 new_company->water_infrastructure++;
03854 }
03855 break;
03856
03857 default:
03858 break;
03859 }
03860
03861
03862 if (!IsBuoy(tile) && !IsAirport(tile)) {
03863 old_company->station_infrastructure--;
03864 new_company->station_infrastructure++;
03865 }
03866
03867
03868 SetTileOwner(tile, new_owner);
03869 InvalidateWindowClassesData(WC_STATION_LIST, 0);
03870 } else {
03871 if (IsDriveThroughStopTile(tile)) {
03872
03873 DoCommand(tile, 1 | 1 << 8, (GetStationType(tile) == STATION_TRUCK) ? ROADSTOP_TRUCK : ROADSTOP_BUS, DC_EXEC | DC_BANKRUPT, CMD_REMOVE_ROAD_STOP);
03874 assert(IsTileType(tile, MP_ROAD));
03875
03876 ChangeTileOwner(tile, old_owner, new_owner);
03877 } else {
03878 DoCommand(tile, 0, 0, DC_EXEC | DC_BANKRUPT, CMD_LANDSCAPE_CLEAR);
03879
03880
03881
03882 if ((IsTileType(tile, MP_WATER) || IsBuoyTile(tile)) && IsTileOwner(tile, old_owner)) SetTileOwner(tile, OWNER_NONE);
03883 }
03884 }
03885 }
03886
03895 static bool CanRemoveRoadWithStop(TileIndex tile, DoCommandFlag flags)
03896 {
03897
03898 if (_current_company == OWNER_WATER) return true;
03899
03900 RoadTypes rts = GetRoadTypes(tile);
03901 if (HasBit(rts, ROADTYPE_TRAM)) {
03902 Owner tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
03903 if (tram_owner != OWNER_NONE && CheckOwnership(tram_owner).Failed()) return false;
03904 }
03905 if (HasBit(rts, ROADTYPE_ROAD)) {
03906 Owner road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
03907 if (road_owner != OWNER_TOWN) {
03908 if (road_owner != OWNER_NONE && CheckOwnership(road_owner).Failed()) return false;
03909 } else {
03910 if (CheckAllowRemoveRoad(tile, GetAnyRoadBits(tile, ROADTYPE_ROAD), OWNER_TOWN, ROADTYPE_ROAD, flags).Failed()) return false;
03911 }
03912 }
03913
03914 return true;
03915 }
03916
03923 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags)
03924 {
03925 if (flags & DC_AUTO) {
03926 switch (GetStationType(tile)) {
03927 default: break;
03928 case STATION_RAIL: return_cmd_error(STR_ERROR_MUST_DEMOLISH_RAILROAD);
03929 case STATION_WAYPOINT: return_cmd_error(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
03930 case STATION_AIRPORT: return_cmd_error(STR_ERROR_MUST_DEMOLISH_AIRPORT_FIRST);
03931 case STATION_TRUCK: return_cmd_error(HasTileRoadType(tile, ROADTYPE_TRAM) ? STR_ERROR_MUST_DEMOLISH_CARGO_TRAM_STATION_FIRST : STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
03932 case STATION_BUS: return_cmd_error(HasTileRoadType(tile, ROADTYPE_TRAM) ? STR_ERROR_MUST_DEMOLISH_PASSENGER_TRAM_STATION_FIRST : STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
03933 case STATION_BUOY: return_cmd_error(STR_ERROR_BUOY_IN_THE_WAY);
03934 case STATION_DOCK: return_cmd_error(STR_ERROR_MUST_DEMOLISH_DOCK_FIRST);
03935 case STATION_OILRIG:
03936 SetDParam(1, STR_INDUSTRY_NAME_OIL_RIG);
03937 return_cmd_error(STR_ERROR_GENERIC_OBJECT_IN_THE_WAY);
03938 }
03939 }
03940
03941 switch (GetStationType(tile)) {
03942 case STATION_RAIL: return RemoveRailStation(tile, flags);
03943 case STATION_WAYPOINT: return RemoveRailWaypoint(tile, flags);
03944 case STATION_AIRPORT: return RemoveAirport(tile, flags);
03945 case STATION_TRUCK:
03946 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03947 return_cmd_error(STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
03948 }
03949 return RemoveRoadStop(tile, flags);
03950 case STATION_BUS:
03951 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03952 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
03953 }
03954 return RemoveRoadStop(tile, flags);
03955 case STATION_BUOY: return RemoveBuoy(tile, flags);
03956 case STATION_DOCK: return RemoveDock(tile, flags);
03957 default: break;
03958 }
03959
03960 return CMD_ERROR;
03961 }
03962
03963 static CommandCost TerraformTile_Station(TileIndex tile, DoCommandFlag flags, uint z_new, Slope tileh_new)
03964 {
03965 if (_settings_game.construction.build_on_slopes && AutoslopeEnabled()) {
03966
03967
03968
03969 if (!IsSteepSlope(tileh_new) && (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new))) {
03970 switch (GetStationType(tile)) {
03971 case STATION_WAYPOINT:
03972 case STATION_RAIL: {
03973 DiagDirection direction = AxisToDiagDir(GetRailStationAxis(tile));
03974 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03975 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03976 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03977 }
03978
03979 case STATION_AIRPORT:
03980 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03981
03982 case STATION_TRUCK:
03983 case STATION_BUS: {
03984 DiagDirection direction = GetRoadStopDir(tile);
03985 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03986 if (IsDriveThroughStopTile(tile)) {
03987 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03988 }
03989 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03990 }
03991
03992 default: break;
03993 }
03994 }
03995 }
03996 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
03997 }
03998
04005 void GoodsEntry::UpdateFlowStats(FlowStatSet &flow_stats, FlowStatSet::iterator flow_it, uint count)
04006 {
04007 FlowStat fs = *flow_it;
04008 fs.Increase(count);
04009 flow_stats.erase(flow_it);
04010 flow_stats.insert(fs);
04011 }
04012
04019 void GoodsEntry::UpdateFlowStats(FlowStatSet &flow_stats, uint count, StationID next)
04020 {
04021 FlowStatSet::iterator flow_it = flow_stats.begin();
04022 while (flow_it != flow_stats.end()) {
04023 StationID via = flow_it->Via();
04024 if (via == next) {
04025 this->UpdateFlowStats(flow_stats, flow_it, count);
04026 return;
04027 } else {
04028 ++flow_it;
04029 }
04030 }
04031 }
04032
04039 void GoodsEntry::UpdateFlowStats(StationID source, uint count, StationID next)
04040 {
04041 if (source == INVALID_STATION || next == INVALID_STATION || this->flows.empty()) return;
04042 FlowStatSet &flow_stats = this->flows[source];
04043 this->UpdateFlowStats(flow_stats, count, next);
04044 }
04045
04053 StationID GoodsEntry::UpdateFlowStatsTransfer(StationID source, uint count, StationID curr)
04054 {
04055 if (source == INVALID_STATION || this->flows.empty()) return INVALID_STATION;
04056 FlowStatSet &flow_stats = this->flows[source];
04057 FlowStatSet::iterator flow_it = flow_stats.begin();
04058 while (flow_it != flow_stats.end()) {
04059 StationID via = flow_it->Via();
04060 if (via != curr) {
04061 this->UpdateFlowStats(flow_stats, flow_it, count);
04062 return via;
04063 } else {
04064 ++flow_it;
04065 }
04066 }
04067 return INVALID_STATION;
04068 }
04069
04075 FlowStat GoodsEntry::GetSumFlowVia(StationID via) const {
04076 FlowStat ret(1, via);
04077 for (FlowStatMap::const_iterator i = this->flows.begin(); i != this->flows.end(); ++i) {
04078 const FlowStatSet &flow_set = i->second;
04079 for (FlowStatSet::const_iterator j = flow_set.begin(); j != flow_set.end(); ++j) {
04080 const FlowStat &flow = *j;
04081 if (flow.Via() == via) {
04082 ret += flow;
04083 }
04084 }
04085 }
04086 return ret;
04087 }
04088
04089 extern const TileTypeProcs _tile_type_station_procs = {
04090 DrawTile_Station,
04091 GetSlopeZ_Station,
04092 ClearTile_Station,
04093 NULL,
04094 GetTileDesc_Station,
04095 GetTileTrackStatus_Station,
04096 ClickTile_Station,
04097 AnimateTile_Station,
04098 TileLoop_Station,
04099 ChangeTileOwner_Station,
04100 NULL,
04101 VehicleEnter_Station,
04102 GetFoundation_Station,
04103 TerraformTile_Station,
04104 };