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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 "ship.h"
00022 #include "roadveh.h"
00023 #include "industry.h"
00024 #include "newgrf_cargo.h"
00025 #include "newgrf_debug.h"
00026 #include "newgrf_station.h"
00027 #include "newgrf_canal.h"
00028 #include "pathfinder/yapf/yapf_cache.h"
00029 #include "road_internal.h"
00030 #include "autoslope.h"
00031 #include "water.h"
00032 #include "strings_func.h"
00033 #include "clear_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 "newgrf_house.h"
00053 #include "company_gui.h"
00054 #include "widgets/station_widget.h"
00055
00056 #include "table/strings.h"
00057
00064 bool IsHangar(TileIndex t)
00065 {
00066 assert(IsTileType(t, MP_STATION));
00067
00068
00069 if (!IsAirport(t)) return false;
00070
00071 const Station *st = Station::GetByTile(t);
00072 const AirportSpec *as = st->airport.GetSpec();
00073
00074 for (uint i = 0; i < as->nof_depots; i++) {
00075 if (st->airport.GetHangarTile(i) == t) return true;
00076 }
00077
00078 return false;
00079 }
00080
00088 template <class T>
00089 CommandCost GetStationAround(TileArea ta, StationID closest_station, T **st)
00090 {
00091 ta.tile -= TileDiffXY(1, 1);
00092 ta.w += 2;
00093 ta.h += 2;
00094
00095
00096 TILE_AREA_LOOP(tile_cur, ta) {
00097 if (IsTileType(tile_cur, MP_STATION)) {
00098 StationID t = GetStationIndex(tile_cur);
00099 if (!T::IsValidID(t)) continue;
00100
00101 if (closest_station == INVALID_STATION) {
00102 closest_station = t;
00103 } else if (closest_station != t) {
00104 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00105 }
00106 }
00107 }
00108 *st = (closest_station == INVALID_STATION) ? NULL : T::Get(closest_station);
00109 return CommandCost();
00110 }
00111
00117 typedef bool (*CMSAMatcher)(TileIndex tile);
00118
00125 static int CountMapSquareAround(TileIndex tile, CMSAMatcher cmp)
00126 {
00127 int num = 0;
00128
00129 for (int dx = -3; dx <= 3; dx++) {
00130 for (int dy = -3; dy <= 3; dy++) {
00131 TileIndex t = TileAddWrap(tile, dx, dy);
00132 if (t != INVALID_TILE && cmp(t)) num++;
00133 }
00134 }
00135
00136 return num;
00137 }
00138
00144 static bool CMSAMine(TileIndex tile)
00145 {
00146
00147 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00148
00149 const Industry *ind = Industry::GetByTile(tile);
00150
00151
00152 if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_EXTRACTIVE) == 0) return false;
00153
00154 for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
00155
00156
00157 if (ind->produced_cargo[i] != CT_INVALID &&
00158 (CargoSpec::Get(ind->produced_cargo[i])->classes & (CC_LIQUID | CC_PASSENGERS | CC_MAIL)) == 0) {
00159 return true;
00160 }
00161 }
00162
00163 return false;
00164 }
00165
00171 static bool CMSAWater(TileIndex tile)
00172 {
00173 return IsTileType(tile, MP_WATER) && IsWater(tile);
00174 }
00175
00181 static bool CMSATree(TileIndex tile)
00182 {
00183 return IsTileType(tile, MP_TREES);
00184 }
00185
00186 #define M(x) ((x) - STR_SV_STNAME)
00187
00188 enum StationNaming {
00189 STATIONNAMING_RAIL,
00190 STATIONNAMING_ROAD,
00191 STATIONNAMING_AIRPORT,
00192 STATIONNAMING_OILRIG,
00193 STATIONNAMING_DOCK,
00194 STATIONNAMING_HELIPORT,
00195 };
00196
00198 struct StationNameInformation {
00199 uint32 free_names;
00200 bool *indtypes;
00201 };
00202
00211 static bool FindNearIndustryName(TileIndex tile, void *user_data)
00212 {
00213
00214 StationNameInformation *sni = (StationNameInformation*)user_data;
00215 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00216
00217
00218 IndustryType indtype = GetIndustryType(tile);
00219 if (GetIndustrySpec(indtype)->station_name == STR_UNDEFINED) return false;
00220
00221
00222
00223 sni->free_names &= ~(1 << M(STR_SV_STNAME_OILFIELD) | 1 << M(STR_SV_STNAME_MINES));
00224 return !sni->indtypes[indtype];
00225 }
00226
00227 static StringID GenerateStationName(Station *st, TileIndex tile, StationNaming name_class)
00228 {
00229 static const uint32 _gen_station_name_bits[] = {
00230 0,
00231 0,
00232 1U << M(STR_SV_STNAME_AIRPORT),
00233 1U << M(STR_SV_STNAME_OILFIELD),
00234 1U << M(STR_SV_STNAME_DOCKS),
00235 1U << M(STR_SV_STNAME_HELIPORT),
00236 };
00237
00238 const Town *t = st->town;
00239 uint32 free_names = UINT32_MAX;
00240
00241 bool indtypes[NUM_INDUSTRYTYPES];
00242 memset(indtypes, 0, sizeof(indtypes));
00243
00244 const Station *s;
00245 FOR_ALL_STATIONS(s) {
00246 if (s != st && s->town == t) {
00247 if (s->indtype != IT_INVALID) {
00248 indtypes[s->indtype] = true;
00249 continue;
00250 }
00251 uint str = M(s->string_id);
00252 if (str <= 0x20) {
00253 if (str == M(STR_SV_STNAME_FOREST)) {
00254 str = M(STR_SV_STNAME_WOODS);
00255 }
00256 ClrBit(free_names, str);
00257 }
00258 }
00259 }
00260
00261 TileIndex indtile = tile;
00262 StationNameInformation sni = { free_names, indtypes };
00263 if (CircularTileSearch(&indtile, 7, FindNearIndustryName, &sni)) {
00264
00265 IndustryType indtype = GetIndustryType(indtile);
00266 const IndustrySpec *indsp = GetIndustrySpec(indtype);
00267
00268 if (indsp->station_name != STR_NULL) {
00269 st->indtype = indtype;
00270 return STR_SV_STNAME_FALLBACK;
00271 }
00272 }
00273
00274
00275 free_names = sni.free_names;
00276
00277
00278 uint32 tmp = free_names & _gen_station_name_bits[name_class];
00279 if (tmp != 0) return STR_SV_STNAME + FindFirstBit(tmp);
00280
00281
00282 if (HasBit(free_names, M(STR_SV_STNAME_MINES))) {
00283 if (CountMapSquareAround(tile, CMSAMine) >= 2) {
00284 return STR_SV_STNAME_MINES;
00285 }
00286 }
00287
00288
00289 if (DistanceMax(tile, t->xy) < 8) {
00290 if (HasBit(free_names, M(STR_SV_STNAME))) return STR_SV_STNAME;
00291
00292 if (HasBit(free_names, M(STR_SV_STNAME_CENTRAL))) return STR_SV_STNAME_CENTRAL;
00293 }
00294
00295
00296 if (HasBit(free_names, M(STR_SV_STNAME_LAKESIDE)) &&
00297 DistanceFromEdge(tile) < 20 &&
00298 CountMapSquareAround(tile, CMSAWater) >= 5) {
00299 return STR_SV_STNAME_LAKESIDE;
00300 }
00301
00302
00303 if (HasBit(free_names, M(STR_SV_STNAME_WOODS)) && (
00304 CountMapSquareAround(tile, CMSATree) >= 8 ||
00305 CountMapSquareAround(tile, IsTileForestIndustry) >= 2)
00306 ) {
00307 return _settings_game.game_creation.landscape == LT_TROPIC ? STR_SV_STNAME_FOREST : STR_SV_STNAME_WOODS;
00308 }
00309
00310
00311 int z = GetTileZ(tile);
00312 int z2 = GetTileZ(t->xy);
00313 if (z < z2) {
00314 if (HasBit(free_names, M(STR_SV_STNAME_VALLEY))) return STR_SV_STNAME_VALLEY;
00315 } else if (z > z2) {
00316 if (HasBit(free_names, M(STR_SV_STNAME_HEIGHTS))) return STR_SV_STNAME_HEIGHTS;
00317 }
00318
00319
00320 static const int8 _direction_and_table[] = {
00321 ~( (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00322 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00323 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00324 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) ),
00325 };
00326
00327 free_names &= _direction_and_table[
00328 (TileX(tile) < TileX(t->xy)) +
00329 (TileY(tile) < TileY(t->xy)) * 2];
00330
00331 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));
00332 return (tmp == 0) ? STR_SV_STNAME_FALLBACK : (STR_SV_STNAME + FindFirstBit(tmp));
00333 }
00334 #undef M
00335
00341 static Station *GetClosestDeletedStation(TileIndex tile)
00342 {
00343 uint threshold = 8;
00344 Station *best_station = NULL;
00345 Station *st;
00346
00347 FOR_ALL_STATIONS(st) {
00348 if (!st->IsInUse() && st->owner == _current_company) {
00349 uint cur_dist = DistanceManhattan(tile, st->xy);
00350
00351 if (cur_dist < threshold) {
00352 threshold = cur_dist;
00353 best_station = st;
00354 }
00355 }
00356 }
00357
00358 return best_station;
00359 }
00360
00361
00362 void Station::GetTileArea(TileArea *ta, StationType type) const
00363 {
00364 switch (type) {
00365 case STATION_RAIL:
00366 *ta = this->train_station;
00367 return;
00368
00369 case STATION_AIRPORT:
00370 *ta = this->airport;
00371 return;
00372
00373 case STATION_TRUCK:
00374 *ta = this->truck_station;
00375 return;
00376
00377 case STATION_BUS:
00378 *ta = this->bus_station;
00379 return;
00380
00381 case STATION_DOCK:
00382 case STATION_OILRIG:
00383 ta->tile = this->dock_tile;
00384 break;
00385
00386 default: NOT_REACHED();
00387 }
00388
00389 ta->w = 1;
00390 ta->h = 1;
00391 }
00392
00396 void Station::UpdateVirtCoord()
00397 {
00398 Point pt = RemapCoords2(TileX(this->xy) * TILE_SIZE, TileY(this->xy) * TILE_SIZE);
00399
00400 pt.y -= 32 * ZOOM_LVL_BASE;
00401 if ((this->facilities & FACIL_AIRPORT) && this->airport.type == AT_OILRIG) pt.y -= 16 * ZOOM_LVL_BASE;
00402
00403 SetDParam(0, this->index);
00404 SetDParam(1, this->facilities);
00405 this->sign.UpdatePosition(pt.x, pt.y, STR_VIEWPORT_STATION);
00406
00407 SetWindowDirty(WC_STATION_VIEW, this->index);
00408 }
00409
00411 void UpdateAllStationVirtCoords()
00412 {
00413 BaseStation *st;
00414
00415 FOR_ALL_BASE_STATIONS(st) {
00416 st->UpdateVirtCoord();
00417 }
00418 }
00419
00425 static uint GetAcceptanceMask(const Station *st)
00426 {
00427 uint mask = 0;
00428
00429 for (CargoID i = 0; i < NUM_CARGO; i++) {
00430 if (HasBit(st->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTANCE)) mask |= 1 << i;
00431 }
00432 return mask;
00433 }
00434
00439 static void ShowRejectOrAcceptNews(const Station *st, uint num_items, CargoID *cargo, StringID msg)
00440 {
00441 for (uint i = 0; i < num_items; i++) {
00442 SetDParam(i + 1, CargoSpec::Get(cargo[i])->name);
00443 }
00444
00445 SetDParam(0, st->index);
00446 AddNewsItem(msg, NT_ACCEPTANCE, NF_INCOLOUR | NF_SMALL, NR_STATION, st->index);
00447 }
00448
00456 CargoArray GetProductionAroundTiles(TileIndex tile, int w, int h, int rad)
00457 {
00458 CargoArray produced;
00459
00460 int x = TileX(tile);
00461 int y = TileY(tile);
00462
00463
00464
00465 int x2 = min(x + w + rad, MapSizeX());
00466 int x1 = max(x - rad, 0);
00467
00468 int y2 = min(y + h + rad, MapSizeY());
00469 int y1 = max(y - rad, 0);
00470
00471 assert(x1 < x2);
00472 assert(y1 < y2);
00473 assert(w > 0);
00474 assert(h > 0);
00475
00476 TileArea ta(TileXY(x1, y1), TileXY(x2 - 1, y2 - 1));
00477
00478
00479
00480 TILE_AREA_LOOP(tile, ta) AddProducedCargo(tile, produced);
00481
00482
00483
00484
00485
00486
00487
00488 const Industry *i;
00489 FOR_ALL_INDUSTRIES(i) {
00490 if (!ta.Intersects(i->location)) continue;
00491
00492 for (uint j = 0; j < lengthof(i->produced_cargo); j++) {
00493 CargoID cargo = i->produced_cargo[j];
00494 if (cargo != CT_INVALID) produced[cargo]++;
00495 }
00496 }
00497
00498 return produced;
00499 }
00500
00509 CargoArray GetAcceptanceAroundTiles(TileIndex tile, int w, int h, int rad, uint32 *always_accepted)
00510 {
00511 CargoArray acceptance;
00512 if (always_accepted != NULL) *always_accepted = 0;
00513
00514 int x = TileX(tile);
00515 int y = TileY(tile);
00516
00517
00518
00519 int x2 = min(x + w + rad, MapSizeX());
00520 int y2 = min(y + h + rad, MapSizeY());
00521 int x1 = max(x - rad, 0);
00522 int y1 = max(y - rad, 0);
00523
00524 assert(x1 < x2);
00525 assert(y1 < y2);
00526 assert(w > 0);
00527 assert(h > 0);
00528
00529 for (int yc = y1; yc != y2; yc++) {
00530 for (int xc = x1; xc != x2; xc++) {
00531 TileIndex tile = TileXY(xc, yc);
00532 AddAcceptedCargo(tile, acceptance, always_accepted);
00533 }
00534 }
00535
00536 return acceptance;
00537 }
00538
00544 void UpdateStationAcceptance(Station *st, bool show_msg)
00545 {
00546
00547 uint old_acc = GetAcceptanceMask(st);
00548
00549
00550 CargoArray acceptance;
00551 if (!st->rect.IsEmpty()) {
00552 acceptance = GetAcceptanceAroundTiles(
00553 TileXY(st->rect.left, st->rect.top),
00554 st->rect.right - st->rect.left + 1,
00555 st->rect.bottom - st->rect.top + 1,
00556 st->GetCatchmentRadius(),
00557 &st->always_accepted
00558 );
00559 }
00560
00561
00562 for (CargoID i = 0; i < NUM_CARGO; i++) {
00563 uint amt = min(acceptance[i], 15);
00564
00565
00566 bool is_passengers = IsCargoInClass(i, CC_PASSENGERS);
00567 if ((!is_passengers && !(st->facilities & ~FACIL_BUS_STOP)) ||
00568 (is_passengers && !(st->facilities & ~FACIL_TRUCK_STOP))) {
00569 amt = 0;
00570 }
00571
00572 SB(st->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTANCE, 1, amt >= 8);
00573 }
00574
00575
00576 uint new_acc = GetAcceptanceMask(st);
00577 if (old_acc == new_acc) return;
00578
00579
00580 if (show_msg && st->owner == _local_company && st->IsInUse()) {
00581
00582
00583 static const StringID accept_msg[] = {
00584 STR_NEWS_STATION_NOW_ACCEPTS_CARGO,
00585 STR_NEWS_STATION_NOW_ACCEPTS_CARGO_AND_CARGO,
00586 };
00587 static const StringID reject_msg[] = {
00588 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO,
00589 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO_OR_CARGO,
00590 };
00591
00592
00593 CargoID accepts[2] = { CT_INVALID, CT_INVALID };
00594 CargoID rejects[2] = { CT_INVALID, CT_INVALID };
00595 uint num_acc = 0;
00596 uint num_rej = 0;
00597
00598
00599 for (CargoID i = 0; i < NUM_CARGO; i++) {
00600 if (HasBit(new_acc, i)) {
00601 if (!HasBit(old_acc, i) && num_acc < lengthof(accepts)) {
00602
00603 accepts[num_acc++] = i;
00604 }
00605 } else {
00606 if (HasBit(old_acc, i) && num_rej < lengthof(rejects)) {
00607
00608 rejects[num_rej++] = i;
00609 }
00610 }
00611 }
00612
00613
00614 if (num_acc > 0) ShowRejectOrAcceptNews(st, num_acc, accepts, accept_msg[num_acc - 1]);
00615 if (num_rej > 0) ShowRejectOrAcceptNews(st, num_rej, rejects, reject_msg[num_rej - 1]);
00616 }
00617
00618
00619 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ACCEPT_RATING_LIST);
00620 }
00621
00622 static void UpdateStationSignCoord(BaseStation *st)
00623 {
00624 const StationRect *r = &st->rect;
00625
00626 if (r->IsEmpty()) return;
00627
00628
00629 st->xy = TileXY(ClampU(TileX(st->xy), r->left, r->right), ClampU(TileY(st->xy), r->top, r->bottom));
00630 st->UpdateVirtCoord();
00631 }
00632
00642 static CommandCost BuildStationPart(Station **st, DoCommandFlag flags, bool reuse, TileArea area, StationNaming name_class)
00643 {
00644
00645 if (*st == NULL && reuse) *st = GetClosestDeletedStation(area.tile);
00646
00647 if (*st != NULL) {
00648 if ((*st)->owner != _current_company) {
00649 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
00650 }
00651
00652 CommandCost ret = (*st)->rect.BeforeAddRect(area.tile, area.w, area.h, StationRect::ADD_TEST);
00653 if (ret.Failed()) return ret;
00654 } else {
00655
00656 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
00657
00658 if (flags & DC_EXEC) {
00659 *st = new Station(area.tile);
00660
00661 (*st)->town = ClosestTownFromTile(area.tile, UINT_MAX);
00662 (*st)->string_id = GenerateStationName(*st, area.tile, name_class);
00663
00664 if (Company::IsValidID(_current_company)) {
00665 SetBit((*st)->town->have_ratings, _current_company);
00666 }
00667 }
00668 }
00669 return CommandCost();
00670 }
00671
00678 static void DeleteStationIfEmpty(BaseStation *st)
00679 {
00680 if (!st->IsInUse()) {
00681 st->delete_ctr = 0;
00682 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
00683 }
00684
00685 UpdateStationSignCoord(st);
00686 }
00687
00688 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags);
00689
00699 CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool allow_steep, bool check_bridge = true)
00700 {
00701 if (check_bridge && MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) {
00702 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00703 }
00704
00705 CommandCost ret = EnsureNoVehicleOnGround(tile);
00706 if (ret.Failed()) return ret;
00707
00708 int z;
00709 Slope tileh = GetTileSlope(tile, &z);
00710
00711
00712
00713
00714
00715 if ((!allow_steep && IsSteepSlope(tileh)) ||
00716 ((!_settings_game.construction.build_on_slopes) && tileh != SLOPE_FLAT)) {
00717 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00718 }
00719
00720 CommandCost cost(EXPENSES_CONSTRUCTION);
00721 int flat_z = z + GetSlopeMaxZ(tileh);
00722 if (tileh != SLOPE_FLAT) {
00723
00724 for (DiagDirection dir = DIAGDIR_BEGIN; dir != DIAGDIR_END; dir++) {
00725 if (HasBit(invalid_dirs, dir) && !CanBuildDepotByTileh(dir, tileh)) {
00726 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00727 }
00728 }
00729 cost.AddCost(_price[PR_BUILD_FOUNDATION]);
00730 }
00731
00732
00733 if (allowed_z < 0) {
00734
00735 allowed_z = flat_z;
00736 } else if (allowed_z != flat_z) {
00737 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00738 }
00739
00740 return cost;
00741 }
00742
00749 CommandCost CheckFlatLand(TileArea tile_area, DoCommandFlag flags)
00750 {
00751 CommandCost cost(EXPENSES_CONSTRUCTION);
00752 int allowed_z = -1;
00753
00754 TILE_AREA_LOOP(tile_cur, tile_area) {
00755 CommandCost ret = CheckBuildableTile(tile_cur, 0, allowed_z, true);
00756 if (ret.Failed()) return ret;
00757 cost.AddCost(ret);
00758
00759 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00760 if (ret.Failed()) return ret;
00761 cost.AddCost(ret);
00762 }
00763
00764 return cost;
00765 }
00766
00781 static CommandCost CheckFlatLandRailStation(TileArea tile_area, DoCommandFlag flags, Axis axis, StationID *station, RailType rt, SmallVector<Train *, 4> &affected_vehicles, StationClassID spec_class, byte spec_index, byte plat_len, byte numtracks)
00782 {
00783 CommandCost cost(EXPENSES_CONSTRUCTION);
00784 int allowed_z = -1;
00785 uint invalid_dirs = 5 << axis;
00786
00787 const StationSpec *statspec = StationClass::Get(spec_class)->GetSpec(spec_index);
00788 bool slope_cb = statspec != NULL && HasBit(statspec->callback_mask, CBM_STATION_SLOPE_CHECK);
00789
00790 TILE_AREA_LOOP(tile_cur, tile_area) {
00791 CommandCost ret = CheckBuildableTile(tile_cur, invalid_dirs, allowed_z, false);
00792 if (ret.Failed()) return ret;
00793 cost.AddCost(ret);
00794
00795 if (slope_cb) {
00796
00797 ret = PerformStationTileSlopeCheck(tile_area.tile, tile_cur, statspec, axis, plat_len, numtracks);
00798 if (ret.Failed()) return ret;
00799 }
00800
00801
00802
00803
00804 if (station != NULL && IsTileType(tile_cur, MP_STATION)) {
00805 if (!IsRailStation(tile_cur)) {
00806 return ClearTile_Station(tile_cur, DC_AUTO);
00807 } else {
00808 StationID st = GetStationIndex(tile_cur);
00809 if (*station == INVALID_STATION) {
00810 *station = st;
00811 } else if (*station != st) {
00812 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00813 }
00814 }
00815 } else {
00816
00817
00818 if (rt != INVALID_RAILTYPE &&
00819 IsPlainRailTile(tile_cur) && !HasSignals(tile_cur) &&
00820 HasPowerOnRail(GetRailType(tile_cur), rt)) {
00821
00822
00823
00824
00825
00826
00827 TrackBits tracks = GetTrackBits(tile_cur);
00828 Track track = RemoveFirstTrack(&tracks);
00829 Track expected_track = HasBit(invalid_dirs, DIAGDIR_NE) ? TRACK_X : TRACK_Y;
00830
00831 if (tracks == TRACK_BIT_NONE && track == expected_track) {
00832
00833 if (HasBit(GetRailReservationTrackBits(tile_cur), track)) {
00834 Train *v = GetTrainForReservation(tile_cur, track);
00835 if (v != NULL) {
00836 *affected_vehicles.Append() = v;
00837 }
00838 }
00839 CommandCost ret = DoCommand(tile_cur, 0, track, flags, CMD_REMOVE_SINGLE_RAIL);
00840 if (ret.Failed()) return ret;
00841 cost.AddCost(ret);
00842
00843 continue;
00844 }
00845 }
00846 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00847 if (ret.Failed()) return ret;
00848 cost.AddCost(ret);
00849 }
00850 }
00851
00852 return cost;
00853 }
00854
00867 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)
00868 {
00869 CommandCost cost(EXPENSES_CONSTRUCTION);
00870 int allowed_z = -1;
00871
00872 TILE_AREA_LOOP(cur_tile, tile_area) {
00873 CommandCost ret = CheckBuildableTile(cur_tile, invalid_dirs, allowed_z, !is_drive_through);
00874 if (ret.Failed()) return ret;
00875 cost.AddCost(ret);
00876
00877
00878
00879
00880 if (station != NULL && IsTileType(cur_tile, MP_STATION)) {
00881 if (!IsRoadStop(cur_tile)) {
00882 return ClearTile_Station(cur_tile, DC_AUTO);
00883 } else {
00884 if (is_truck_stop != IsTruckStop(cur_tile) ||
00885 is_drive_through != IsDriveThroughStopTile(cur_tile)) {
00886 return ClearTile_Station(cur_tile, DC_AUTO);
00887 }
00888
00889 if (is_drive_through && IsDriveThroughStopTile(cur_tile) && DiagDirToAxis(GetRoadStopDir(cur_tile)) != axis){
00890 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00891 }
00892 StationID st = GetStationIndex(cur_tile);
00893 if (*station == INVALID_STATION) {
00894 *station = st;
00895 } else if (*station != st) {
00896 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00897 }
00898 }
00899 } else {
00900 bool build_over_road = is_drive_through && IsNormalRoadTile(cur_tile);
00901
00902 RoadBits rb = IsNormalRoadTile(cur_tile) ? GetAllRoadBits(cur_tile) : ROAD_NONE;
00903 if (build_over_road && (rb & (axis == AXIS_X ? ROAD_Y : ROAD_X)) != 0) {
00904
00905 switch (CountBits(rb)) {
00906 case 1:
00907 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00908
00909 case 2:
00910 if (rb == ROAD_X || rb == ROAD_Y) return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00911 return_cmd_error(STR_ERROR_DRIVE_THROUGH_CORNER);
00912
00913 default:
00914 return_cmd_error(STR_ERROR_DRIVE_THROUGH_JUNCTION);
00915 }
00916 }
00917
00918 RoadTypes cur_rts = IsNormalRoadTile(cur_tile) ? GetRoadTypes(cur_tile) : ROADTYPES_NONE;
00919 uint num_roadbits = 0;
00920 if (build_over_road) {
00921
00922 if (HasBit(cur_rts, ROADTYPE_ROAD)) {
00923 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
00924 if (road_owner == OWNER_TOWN) {
00925 if (!_settings_game.construction.road_stop_on_town_road) return_cmd_error(STR_ERROR_DRIVE_THROUGH_ON_TOWN_ROAD);
00926 } else if (!_settings_game.construction.road_stop_on_competitor_road && road_owner != OWNER_NONE) {
00927 CommandCost ret = CheckOwnership(road_owner);
00928 if (ret.Failed()) return ret;
00929 }
00930 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_ROAD));
00931 }
00932
00933
00934 if (HasBit(cur_rts, ROADTYPE_TRAM)) {
00935 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
00936 if (!_settings_game.construction.road_stop_on_competitor_road && tram_owner != OWNER_NONE) {
00937 CommandCost ret = CheckOwnership(tram_owner);
00938 if (ret.Failed()) return ret;
00939 }
00940 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_TRAM));
00941 }
00942
00943
00944 rts |= cur_rts;
00945 } else {
00946 ret = DoCommand(cur_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00947 if (ret.Failed()) return ret;
00948 cost.AddCost(ret);
00949 }
00950
00951 uint roadbits_to_build = CountBits(rts) * 2 - num_roadbits;
00952 cost.AddCost(_price[PR_BUILD_ROAD] * roadbits_to_build);
00953 }
00954 }
00955
00956 return cost;
00957 }
00958
00966 CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta, Axis axis)
00967 {
00968 TileArea cur_ta = st->train_station;
00969
00970
00971 int x = min(TileX(cur_ta.tile), TileX(new_ta.tile));
00972 int y = min(TileY(cur_ta.tile), TileY(new_ta.tile));
00973 new_ta.w = max(TileX(cur_ta.tile) + cur_ta.w, TileX(new_ta.tile) + new_ta.w) - x;
00974 new_ta.h = max(TileY(cur_ta.tile) + cur_ta.h, TileY(new_ta.tile) + new_ta.h) - y;
00975 new_ta.tile = TileXY(x, y);
00976
00977
00978 if (new_ta.w > _settings_game.station.station_spread || new_ta.h > _settings_game.station.station_spread) {
00979 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
00980 }
00981
00982 return CommandCost();
00983 }
00984
00985 static inline byte *CreateSingle(byte *layout, int n)
00986 {
00987 int i = n;
00988 do *layout++ = 0; while (--i);
00989 layout[((n - 1) >> 1) - n] = 2;
00990 return layout;
00991 }
00992
00993 static inline byte *CreateMulti(byte *layout, int n, byte b)
00994 {
00995 int i = n;
00996 do *layout++ = b; while (--i);
00997 if (n > 4) {
00998 layout[0 - n] = 0;
00999 layout[n - 1 - n] = 0;
01000 }
01001 return layout;
01002 }
01003
01011 void GetStationLayout(byte *layout, int numtracks, int plat_len, const StationSpec *statspec)
01012 {
01013 if (statspec != NULL && statspec->lengths >= plat_len &&
01014 statspec->platforms[plat_len - 1] >= numtracks &&
01015 statspec->layouts[plat_len - 1][numtracks - 1]) {
01016
01017 memcpy(layout, statspec->layouts[plat_len - 1][numtracks - 1],
01018 plat_len * numtracks);
01019 return;
01020 }
01021
01022 if (plat_len == 1) {
01023 CreateSingle(layout, numtracks);
01024 } else {
01025 if (numtracks & 1) layout = CreateSingle(layout, plat_len);
01026 numtracks >>= 1;
01027
01028 while (--numtracks >= 0) {
01029 layout = CreateMulti(layout, plat_len, 4);
01030 layout = CreateMulti(layout, plat_len, 6);
01031 }
01032 }
01033 }
01034
01046 template <class T, StringID error_message>
01047 CommandCost FindJoiningBaseStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, T **st)
01048 {
01049 assert(*st == NULL);
01050 bool check_surrounding = true;
01051
01052 if (_settings_game.station.adjacent_stations) {
01053 if (existing_station != INVALID_STATION) {
01054 if (adjacent && existing_station != station_to_join) {
01055
01056
01057 return_cmd_error(error_message);
01058 } else {
01059
01060
01061 *st = T::GetIfValid(existing_station);
01062 check_surrounding = (*st == NULL);
01063 }
01064 } else {
01065
01066
01067 if (adjacent) check_surrounding = false;
01068 }
01069 }
01070
01071 if (check_surrounding) {
01072
01073 CommandCost ret = GetStationAround(ta, existing_station, st);
01074 if (ret.Failed()) return ret;
01075 }
01076
01077
01078 if (*st == NULL && station_to_join != INVALID_STATION) *st = T::GetIfValid(station_to_join);
01079
01080 return CommandCost();
01081 }
01082
01092 static CommandCost FindJoiningStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01093 {
01094 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_RAILWAY_STATION_FIRST>(existing_station, station_to_join, adjacent, ta, st);
01095 }
01096
01106 CommandCost FindJoiningWaypoint(StationID existing_waypoint, StationID waypoint_to_join, bool adjacent, TileArea ta, Waypoint **wp)
01107 {
01108 return FindJoiningBaseStation<Waypoint, STR_ERROR_MUST_REMOVE_RAILWAYPOINT_FIRST>(existing_waypoint, waypoint_to_join, adjacent, ta, wp);
01109 }
01110
01128 CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01129 {
01130
01131 RailType rt = Extract<RailType, 0, 4>(p1);
01132 Axis axis = Extract<Axis, 4, 1>(p1);
01133 byte numtracks = GB(p1, 8, 8);
01134 byte plat_len = GB(p1, 16, 8);
01135 bool adjacent = HasBit(p1, 24);
01136
01137 StationClassID spec_class = Extract<StationClassID, 0, 8>(p2);
01138 byte spec_index = GB(p2, 8, 8);
01139 StationID station_to_join = GB(p2, 16, 16);
01140
01141
01142 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile_org, flags);
01143 if (ret.Failed()) return ret;
01144
01145 if (!ValParamRailtype(rt)) return CMD_ERROR;
01146
01147
01148 if ((uint)spec_class >= StationClass::GetClassCount() || spec_class == STAT_CLASS_WAYP) return CMD_ERROR;
01149 if (spec_index >= StationClass::Get(spec_class)->GetSpecCount()) return CMD_ERROR;
01150 if (plat_len == 0 || numtracks == 0) return CMD_ERROR;
01151
01152 int w_org, h_org;
01153 if (axis == AXIS_X) {
01154 w_org = plat_len;
01155 h_org = numtracks;
01156 } else {
01157 h_org = plat_len;
01158 w_org = numtracks;
01159 }
01160
01161 bool reuse = (station_to_join != NEW_STATION);
01162 if (!reuse) station_to_join = INVALID_STATION;
01163 bool distant_join = (station_to_join != INVALID_STATION);
01164
01165 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01166
01167 if (h_org > _settings_game.station.station_spread || w_org > _settings_game.station.station_spread) return CMD_ERROR;
01168
01169
01170 TileArea new_location(tile_org, w_org, h_org);
01171
01172
01173 StationID est = INVALID_STATION;
01174 SmallVector<Train *, 4> affected_vehicles;
01175
01176 CommandCost cost = CheckFlatLandRailStation(new_location, flags, axis, &est, rt, affected_vehicles, spec_class, spec_index, plat_len, numtracks);
01177 if (cost.Failed()) return cost;
01178
01179 cost.AddCost((numtracks * _price[PR_BUILD_STATION_RAIL] + _price[PR_BUILD_STATION_RAIL_LENGTH]) * plat_len);
01180 cost.AddCost(numtracks * plat_len * RailBuildCost(rt));
01181
01182 Station *st = NULL;
01183 ret = FindJoiningStation(est, station_to_join, adjacent, new_location, &st);
01184 if (ret.Failed()) return ret;
01185
01186 ret = BuildStationPart(&st, flags, reuse, new_location, STATIONNAMING_RAIL);
01187 if (ret.Failed()) return ret;
01188
01189 if (st != NULL && st->train_station.tile != INVALID_TILE) {
01190 CommandCost ret = CanExpandRailStation(st, new_location, axis);
01191 if (ret.Failed()) return ret;
01192 }
01193
01194
01195 const StationSpec *statspec = StationClass::Get(spec_class)->GetSpec(spec_index);
01196 int specindex = AllocateSpecToStation(statspec, st, (flags & DC_EXEC) != 0);
01197 if (specindex == -1) return_cmd_error(STR_ERROR_TOO_MANY_STATION_SPECS);
01198
01199 if (statspec != NULL) {
01200
01201
01202
01203 if (HasBit(statspec->disallowed_platforms, numtracks - 1) || HasBit(statspec->disallowed_lengths, plat_len - 1)) {
01204 return CMD_ERROR;
01205 }
01206
01207
01208 if (HasBit(statspec->callback_mask, CBM_STATION_AVAIL)) {
01209 uint16 cb_res = GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE);
01210 if (cb_res != CALLBACK_FAILED && !Convert8bitBooleanCallback(statspec->grf_prop.grffile, CBID_STATION_AVAILABILITY, cb_res)) return CMD_ERROR;
01211 }
01212 }
01213
01214 if (flags & DC_EXEC) {
01215 TileIndexDiff tile_delta;
01216 byte *layout_ptr;
01217 byte numtracks_orig;
01218 Track track;
01219
01220 st->train_station = new_location;
01221 st->AddFacility(FACIL_TRAIN, new_location.tile);
01222
01223 st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TRY);
01224
01225 if (statspec != NULL) {
01226
01227
01228 st->cached_anim_triggers |= statspec->animation.triggers;
01229 }
01230
01231 tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
01232 track = AxisToTrack(axis);
01233
01234 layout_ptr = AllocaM(byte, numtracks * plat_len);
01235 GetStationLayout(layout_ptr, numtracks, plat_len, statspec);
01236
01237 numtracks_orig = numtracks;
01238
01239 Company *c = Company::Get(st->owner);
01240 do {
01241 TileIndex tile = tile_org;
01242 int w = plat_len;
01243 do {
01244 byte layout = *layout_ptr++;
01245 if (IsRailStationTile(tile) && HasStationReservation(tile)) {
01246
01247 Train *v = GetTrainForReservation(tile, AxisToTrack(GetRailStationAxis(tile)));
01248 if (v != NULL) {
01249 FreeTrainTrackReservation(v);
01250 *affected_vehicles.Append() = v;
01251 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01252 for (; v->Next() != NULL; v = v->Next()) { }
01253 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), false);
01254 }
01255 }
01256
01257
01258 if (IsRailStationTile(tile)) {
01259 if (!IsStationTileBlocked(tile)) c->infrastructure.rail[GetRailType(tile)]--;
01260 c->infrastructure.station--;
01261 }
01262
01263
01264 DeleteAnimatedTile(tile);
01265 byte old_specindex = HasStationTileRail(tile) ? GetCustomStationSpecIndex(tile) : 0;
01266 MakeRailStation(tile, st->owner, st->index, axis, layout & ~1, rt);
01267
01268 DeallocateSpecFromStation(st, old_specindex);
01269
01270 SetCustomStationSpecIndex(tile, specindex);
01271 SetStationTileRandomBits(tile, GB(Random(), 0, 4));
01272 SetAnimationFrame(tile, 0);
01273
01274 if (!IsStationTileBlocked(tile)) c->infrastructure.rail[rt]++;
01275 c->infrastructure.station++;
01276
01277 if (statspec != NULL) {
01278
01279 uint32 platinfo = GetPlatformInfo(AXIS_X, 0, plat_len, numtracks_orig, plat_len - w, numtracks_orig - numtracks, false);
01280
01281
01282 uint16 callback = GetStationCallback(CBID_STATION_TILE_LAYOUT, platinfo, 0, statspec, NULL, tile);
01283 if (callback != CALLBACK_FAILED) {
01284 if (callback < 8) {
01285 SetStationGfx(tile, (callback & ~1) + axis);
01286 } else {
01287 ErrorUnknownCallbackResult(statspec->grf_prop.grffile->grfid, CBID_STATION_TILE_LAYOUT, callback);
01288 }
01289 }
01290
01291
01292 TriggerStationAnimation(st, tile, SAT_BUILT);
01293 }
01294
01295 tile += tile_delta;
01296 } while (--w);
01297 AddTrackToSignalBuffer(tile_org, track, _current_company);
01298 YapfNotifyTrackLayoutChange(tile_org, track);
01299 tile_org += tile_delta ^ TileDiffXY(1, 1);
01300 } while (--numtracks);
01301
01302 for (uint i = 0; i < affected_vehicles.Length(); ++i) {
01303
01304 Train *v = affected_vehicles[i];
01305 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01306 TryPathReserve(v, true, true);
01307 for (; v->Next() != NULL; v = v->Next()) { }
01308 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01309 }
01310
01311 st->MarkTilesDirty(false);
01312 st->UpdateVirtCoord();
01313 UpdateStationAcceptance(st, false);
01314 st->RecomputeIndustriesNear();
01315 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01316 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01317 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01318 DirtyCompanyInfrastructureWindows(st->owner);
01319 }
01320
01321 return cost;
01322 }
01323
01324 static void MakeRailStationAreaSmaller(BaseStation *st)
01325 {
01326 TileArea ta = st->train_station;
01327
01328 restart:
01329
01330
01331 if (ta.w != 0 && ta.h != 0) {
01332
01333 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(0, i));) {
01334
01335 if (++i == ta.h) {
01336 ta.tile += TileDiffXY(1, 0);
01337 ta.w--;
01338 goto restart;
01339 }
01340 }
01341
01342
01343 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(ta.w - 1, i));) {
01344
01345 if (++i == ta.h) {
01346 ta.w--;
01347 goto restart;
01348 }
01349 }
01350
01351
01352 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, 0));) {
01353
01354 if (++i == ta.w) {
01355 ta.tile += TileDiffXY(0, 1);
01356 ta.h--;
01357 goto restart;
01358 }
01359 }
01360
01361
01362 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, ta.h - 1));) {
01363
01364 if (++i == ta.w) {
01365 ta.h--;
01366 goto restart;
01367 }
01368 }
01369 } else {
01370 ta.Clear();
01371 }
01372
01373 st->train_station = ta;
01374 }
01375
01386 template <class T>
01387 CommandCost RemoveFromRailBaseStation(TileArea ta, SmallVector<T *, 4> &affected_stations, DoCommandFlag flags, Money removal_cost, bool keep_rail)
01388 {
01389
01390 int quantity = 0;
01391 CommandCost total_cost(EXPENSES_CONSTRUCTION);
01392
01393
01394 TILE_AREA_LOOP(tile, ta) {
01395
01396 if (!HasStationTileRail(tile)) continue;
01397
01398
01399 CommandCost ret = EnsureNoVehicleOnGround(tile);
01400 if (ret.Failed()) continue;
01401
01402
01403 T *st = T::GetByTile(tile);
01404 if (st == NULL) continue;
01405
01406 if (_current_company != OWNER_WATER) {
01407 CommandCost ret = CheckOwnership(st->owner);
01408 if (ret.Failed()) continue;
01409 }
01410
01411
01412 quantity++;
01413
01414 if (keep_rail || IsStationTileBlocked(tile)) {
01415
01416
01417 total_cost.AddCost(-_price[PR_CLEAR_RAIL]);
01418 }
01419
01420 if (flags & DC_EXEC) {
01421
01422 uint specindex = GetCustomStationSpecIndex(tile);
01423 Track track = GetRailStationTrack(tile);
01424 Owner owner = GetTileOwner(tile);
01425 RailType rt = GetRailType(tile);
01426 Train *v = NULL;
01427
01428 if (HasStationReservation(tile)) {
01429 v = GetTrainForReservation(tile, track);
01430 if (v != NULL) {
01431
01432 FreeTrainTrackReservation(v);
01433 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01434 Vehicle *temp = v;
01435 for (; temp->Next() != NULL; temp = temp->Next()) { }
01436 if (IsRailStationTile(temp->tile)) SetRailStationPlatformReservation(temp->tile, TrackdirToExitdir(ReverseTrackdir(temp->GetVehicleTrackdir())), false);
01437 }
01438 }
01439
01440 bool build_rail = keep_rail && !IsStationTileBlocked(tile);
01441 if (!build_rail && !IsStationTileBlocked(tile)) Company::Get(owner)->infrastructure.rail[rt]--;
01442
01443 DoClearSquare(tile);
01444 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01445 if (build_rail) MakeRailNormal(tile, owner, TrackToTrackBits(track), rt);
01446 Company::Get(owner)->infrastructure.station--;
01447 DirtyCompanyInfrastructureWindows(owner);
01448
01449 st->rect.AfterRemoveTile(st, tile);
01450 AddTrackToSignalBuffer(tile, track, owner);
01451 YapfNotifyTrackLayoutChange(tile, track);
01452
01453 DeallocateSpecFromStation(st, specindex);
01454
01455 affected_stations.Include(st);
01456
01457 if (v != NULL) {
01458
01459 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01460 TryPathReserve(v, true, true);
01461 for (; v->Next() != NULL; v = v->Next()) { }
01462 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01463 }
01464 }
01465 }
01466
01467 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
01468
01469 for (T **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01470 T *st = *stp;
01471
01472
01473
01474
01475 MakeRailStationAreaSmaller(st);
01476 UpdateStationSignCoord(st);
01477
01478
01479 if (st->train_station.tile == INVALID_TILE) {
01480 st->facilities &= ~FACIL_TRAIN;
01481 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01482 st->UpdateVirtCoord();
01483 DeleteStationIfEmpty(st);
01484 }
01485 }
01486
01487 total_cost.AddCost(quantity * removal_cost);
01488 return total_cost;
01489 }
01490
01502 CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01503 {
01504 TileIndex end = p1 == 0 ? start : p1;
01505 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01506
01507 TileArea ta(start, end);
01508 SmallVector<Station *, 4> affected_stations;
01509
01510 CommandCost ret = RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_STATION_RAIL], HasBit(p2, 0));
01511 if (ret.Failed()) return ret;
01512
01513
01514 for (Station **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01515 Station *st = *stp;
01516
01517 if (st->train_station.tile == INVALID_TILE) SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01518 st->MarkTilesDirty(false);
01519 st->RecomputeIndustriesNear();
01520 }
01521
01522
01523 return ret;
01524 }
01525
01537 CommandCost CmdRemoveFromRailWaypoint(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01538 {
01539 TileIndex end = p1 == 0 ? start : p1;
01540 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01541
01542 TileArea ta(start, end);
01543 SmallVector<Waypoint *, 4> affected_stations;
01544
01545 return RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_WAYPOINT_RAIL], HasBit(p2, 0));
01546 }
01547
01548
01556 template <class T>
01557 CommandCost RemoveRailStation(T *st, DoCommandFlag flags)
01558 {
01559
01560 if (_current_company != OWNER_WATER) {
01561 CommandCost ret = CheckOwnership(st->owner);
01562 if (ret.Failed()) return ret;
01563 }
01564
01565
01566 TileArea ta = st->train_station;
01567
01568 assert(ta.w != 0 && ta.h != 0);
01569
01570 CommandCost cost(EXPENSES_CONSTRUCTION);
01571
01572 TILE_AREA_LOOP(tile, ta) {
01573
01574 if (!st->TileBelongsToRailStation(tile)) continue;
01575
01576 CommandCost ret = EnsureNoVehicleOnGround(tile);
01577 if (ret.Failed()) return ret;
01578
01579 cost.AddCost(_price[PR_CLEAR_STATION_RAIL]);
01580 if (flags & DC_EXEC) {
01581
01582 Track track = GetRailStationTrack(tile);
01583 Owner owner = GetTileOwner(tile);
01584 Train *v = NULL;
01585 if (HasStationReservation(tile)) {
01586 v = GetTrainForReservation(tile, track);
01587 if (v != NULL) FreeTrainTrackReservation(v);
01588 }
01589 if (!IsStationTileBlocked(tile)) Company::Get(owner)->infrastructure.rail[GetRailType(tile)]--;
01590 Company::Get(owner)->infrastructure.station--;
01591 DoClearSquare(tile);
01592 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01593 AddTrackToSignalBuffer(tile, track, owner);
01594 YapfNotifyTrackLayoutChange(tile, track);
01595 if (v != NULL) TryPathReserve(v, true);
01596 }
01597 }
01598
01599 if (flags & DC_EXEC) {
01600 st->rect.AfterRemoveRect(st, st->train_station);
01601
01602 st->train_station.Clear();
01603
01604 st->facilities &= ~FACIL_TRAIN;
01605
01606 free(st->speclist);
01607 st->num_specs = 0;
01608 st->speclist = NULL;
01609 st->cached_anim_triggers = 0;
01610
01611 DirtyCompanyInfrastructureWindows(st->owner);
01612 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01613 st->UpdateVirtCoord();
01614 DeleteStationIfEmpty(st);
01615 }
01616
01617 return cost;
01618 }
01619
01626 static CommandCost RemoveRailStation(TileIndex tile, DoCommandFlag flags)
01627 {
01628
01629 if (_current_company == OWNER_WATER) {
01630 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_STATION);
01631 }
01632
01633 Station *st = Station::GetByTile(tile);
01634 CommandCost cost = RemoveRailStation(st, flags);
01635
01636 if (flags & DC_EXEC) st->RecomputeIndustriesNear();
01637
01638 return cost;
01639 }
01640
01647 static CommandCost RemoveRailWaypoint(TileIndex tile, DoCommandFlag flags)
01648 {
01649
01650 if (_current_company == OWNER_WATER) {
01651 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_WAYPOINT);
01652 }
01653
01654 return RemoveRailStation(Waypoint::GetByTile(tile), flags);
01655 }
01656
01657
01663 static RoadStop **FindRoadStopSpot(bool truck_station, Station *st)
01664 {
01665 RoadStop **primary_stop = (truck_station) ? &st->truck_stops : &st->bus_stops;
01666
01667 if (*primary_stop == NULL) {
01668
01669 return primary_stop;
01670 } else {
01671
01672 RoadStop *stop = *primary_stop;
01673 while (stop->next != NULL) stop = stop->next;
01674 return &stop->next;
01675 }
01676 }
01677
01678 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags);
01679
01689 static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01690 {
01691 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_ROAD_STOP_FIRST>(existing_stop, station_to_join, adjacent, ta, st);
01692 }
01693
01709 CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01710 {
01711 bool type = HasBit(p2, 0);
01712 bool is_drive_through = HasBit(p2, 1);
01713 RoadTypes rts = Extract<RoadTypes, 2, 2>(p2);
01714 StationID station_to_join = GB(p2, 16, 16);
01715 bool reuse = (station_to_join != NEW_STATION);
01716 if (!reuse) station_to_join = INVALID_STATION;
01717 bool distant_join = (station_to_join != INVALID_STATION);
01718
01719 uint8 width = (uint8)GB(p1, 0, 8);
01720 uint8 lenght = (uint8)GB(p1, 8, 8);
01721
01722
01723 if (width > _settings_game.station.station_spread || lenght > _settings_game.station.station_spread) return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
01724
01725 if (width == 0 || lenght == 0) return CMD_ERROR;
01726
01727 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, lenght - 1) == INVALID_TILE) return CMD_ERROR;
01728
01729 TileArea roadstop_area(tile, width, lenght);
01730
01731 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01732
01733 if (!HasExactlyOneBit(rts) || !HasRoadTypesAvail(_current_company, rts)) return CMD_ERROR;
01734
01735
01736 if (!is_drive_through && HasBit(rts, ROADTYPE_TRAM)) return CMD_ERROR;
01737
01738 DiagDirection ddir = Extract<DiagDirection, 6, 2>(p2);
01739
01740
01741 if (!IsValidDiagDirection(ddir)) return CMD_ERROR;
01742
01743 if (is_drive_through && !IsValidAxis((Axis)ddir)) return CMD_ERROR;
01744
01745 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
01746 if (ret.Failed()) return ret;
01747
01748
01749 CommandCost cost(EXPENSES_CONSTRUCTION, roadstop_area.w * roadstop_area.h * _price[type ? PR_BUILD_STATION_TRUCK : PR_BUILD_STATION_BUS]);
01750 StationID est = INVALID_STATION;
01751 ret = CheckFlatLandRoadStop(roadstop_area, flags, is_drive_through ? 5 << ddir : 1 << ddir, is_drive_through, type, DiagDirToAxis(ddir), &est, rts);
01752 if (ret.Failed()) return ret;
01753 cost.AddCost(ret);
01754
01755 Station *st = NULL;
01756 ret = FindJoiningRoadStop(est, station_to_join, HasBit(p2, 5), roadstop_area, &st);
01757 if (ret.Failed()) return ret;
01758
01759
01760 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);
01761
01762 ret = BuildStationPart(&st, flags, reuse, roadstop_area, STATIONNAMING_ROAD);
01763 if (ret.Failed()) return ret;
01764
01765 if (flags & DC_EXEC) {
01766
01767 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01768 RoadTypes cur_rts = GetRoadTypes(cur_tile);
01769 Owner road_owner = HasBit(cur_rts, ROADTYPE_ROAD) ? GetRoadOwner(cur_tile, ROADTYPE_ROAD) : _current_company;
01770 Owner tram_owner = HasBit(cur_rts, ROADTYPE_TRAM) ? GetRoadOwner(cur_tile, ROADTYPE_TRAM) : _current_company;
01771
01772 if (IsTileType(cur_tile, MP_STATION) && IsRoadStop(cur_tile)) {
01773 RemoveRoadStop(cur_tile, flags);
01774 }
01775
01776 RoadStop *road_stop = new RoadStop(cur_tile);
01777
01778 RoadStop **currstop = FindRoadStopSpot(type, st);
01779 *currstop = road_stop;
01780
01781 if (type) {
01782 st->truck_station.Add(cur_tile);
01783 } else {
01784 st->bus_station.Add(cur_tile);
01785 }
01786
01787
01788 st->AddFacility((type) ? FACIL_TRUCK_STOP : FACIL_BUS_STOP, cur_tile);
01789
01790 st->rect.BeforeAddTile(cur_tile, StationRect::ADD_TRY);
01791
01792 RoadStopType rs_type = type ? ROADSTOP_TRUCK : ROADSTOP_BUS;
01793 if (is_drive_through) {
01794
01795
01796 RoadType rt;
01797 FOR_EACH_SET_ROADTYPE(rt, cur_rts | rts) {
01798 Company *c = Company::GetIfValid(rt == ROADTYPE_ROAD ? road_owner : tram_owner);
01799 if (c != NULL) {
01800 c->infrastructure.road[rt] += 2 - (IsNormalRoadTile(cur_tile) && HasBit(cur_rts, rt) ? CountBits(GetRoadBits(cur_tile, rt)) : 0);
01801 DirtyCompanyInfrastructureWindows(c->index);
01802 }
01803 }
01804
01805 MakeDriveThroughRoadStop(cur_tile, st->owner, road_owner, tram_owner, st->index, rs_type, rts | cur_rts, DiagDirToAxis(ddir));
01806 road_stop->MakeDriveThrough();
01807 } else {
01808
01809 Company::Get(st->owner)->infrastructure.road[FIND_FIRST_BIT(rts)] += 2;
01810 MakeRoadStop(cur_tile, st->owner, st->index, rs_type, rts, ddir);
01811 }
01812 Company::Get(st->owner)->infrastructure.station++;
01813 DirtyCompanyInfrastructureWindows(st->owner);
01814
01815 MarkTileDirtyByTile(cur_tile);
01816 }
01817 }
01818
01819 if (st != NULL) {
01820 st->UpdateVirtCoord();
01821 UpdateStationAcceptance(st, false);
01822 st->RecomputeIndustriesNear();
01823 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01824 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01825 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ROADVEHS);
01826 }
01827 return cost;
01828 }
01829
01830
01831 static Vehicle *ClearRoadStopStatusEnum(Vehicle *v, void *)
01832 {
01833 if (v->type == VEH_ROAD) {
01834
01835
01836
01837
01838
01839
01840 RoadVehicle *rv = RoadVehicle::From(v);
01841 if (HasBit(rv->state, RVS_IN_DT_ROAD_STOP)) rv->state &= RVSB_ROAD_STOP_TRACKDIR_MASK;
01842 }
01843
01844 return NULL;
01845 }
01846
01847
01854 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags)
01855 {
01856 Station *st = Station::GetByTile(tile);
01857
01858 if (_current_company != OWNER_WATER) {
01859 CommandCost ret = CheckOwnership(st->owner);
01860 if (ret.Failed()) return ret;
01861 }
01862
01863 bool is_truck = IsTruckStop(tile);
01864
01865 RoadStop **primary_stop;
01866 RoadStop *cur_stop;
01867 if (is_truck) {
01868 primary_stop = &st->truck_stops;
01869 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_TRUCK);
01870 } else {
01871 primary_stop = &st->bus_stops;
01872 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_BUS);
01873 }
01874
01875 assert(cur_stop != NULL);
01876
01877
01878 if (IsDriveThroughStopTile(tile) && (flags & DC_BANKRUPT)) {
01879
01880 if (flags & DC_EXEC) FindVehicleOnPos(tile, NULL, &ClearRoadStopStatusEnum);
01881 } else {
01882 CommandCost ret = EnsureNoVehicleOnGround(tile);
01883 if (ret.Failed()) return ret;
01884 }
01885
01886 if (flags & DC_EXEC) {
01887 if (*primary_stop == cur_stop) {
01888
01889 *primary_stop = cur_stop->next;
01890
01891 if (*primary_stop == NULL) {
01892 st->facilities &= (is_truck ? ~FACIL_TRUCK_STOP : ~FACIL_BUS_STOP);
01893 }
01894 } else {
01895
01896 RoadStop *pred = *primary_stop;
01897 while (pred->next != cur_stop) pred = pred->next;
01898 pred->next = cur_stop->next;
01899 }
01900
01901
01902 RoadType rt;
01903 FOR_EACH_SET_ROADTYPE(rt, GetRoadTypes(tile)) {
01904 Company *c = Company::GetIfValid(GetRoadOwner(tile, rt));
01905 if (c != NULL) {
01906 c->infrastructure.road[rt] -= 2;
01907 DirtyCompanyInfrastructureWindows(c->index);
01908 }
01909 }
01910 Company::Get(st->owner)->infrastructure.station--;
01911
01912 if (IsDriveThroughStopTile(tile)) {
01913
01914 cur_stop->ClearDriveThrough();
01915 } else {
01916 DoClearSquare(tile);
01917 }
01918
01919 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ROADVEHS);
01920 delete cur_stop;
01921
01922
01923 RoadVehicle *v;
01924 FOR_ALL_ROADVEHICLES(v) {
01925 if (v->First() == v && v->current_order.IsType(OT_GOTO_STATION) &&
01926 v->dest_tile == tile) {
01927 v->dest_tile = v->GetOrderStationLocation(st->index);
01928 }
01929 }
01930
01931 st->rect.AfterRemoveTile(st, tile);
01932
01933 st->UpdateVirtCoord();
01934 st->RecomputeIndustriesNear();
01935 DeleteStationIfEmpty(st);
01936
01937
01938 if (is_truck) {
01939 st->truck_station.Clear();
01940 for (const RoadStop *rs = st->truck_stops; rs != NULL; rs = rs->next) st->truck_station.Add(rs->xy);
01941 } else {
01942 st->bus_station.Clear();
01943 for (const RoadStop *rs = st->bus_stops; rs != NULL; rs = rs->next) st->bus_station.Add(rs->xy);
01944 }
01945 }
01946
01947 return CommandCost(EXPENSES_CONSTRUCTION, _price[is_truck ? PR_CLEAR_STATION_TRUCK : PR_CLEAR_STATION_BUS]);
01948 }
01949
01960 CommandCost CmdRemoveRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01961 {
01962 uint8 width = (uint8)GB(p1, 0, 8);
01963 uint8 height = (uint8)GB(p1, 8, 8);
01964
01965
01966 if (width == 0 || height == 0) return CMD_ERROR;
01967
01968 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, height - 1) == INVALID_TILE) return CMD_ERROR;
01969
01970 TileArea roadstop_area(tile, width, height);
01971
01972 int quantity = 0;
01973 CommandCost cost(EXPENSES_CONSTRUCTION);
01974 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01975
01976 if (!IsTileType(cur_tile, MP_STATION) || !IsRoadStop(cur_tile) || (uint32)GetRoadStopType(cur_tile) != GB(p2, 0, 1)) continue;
01977
01978
01979 bool is_drive_through = IsDriveThroughStopTile(cur_tile);
01980 RoadTypes rts = GetRoadTypes(cur_tile);
01981 RoadBits road_bits = IsDriveThroughStopTile(cur_tile) ?
01982 ((GetRoadStopDir(cur_tile) == DIAGDIR_NE) ? ROAD_X : ROAD_Y) :
01983 DiagDirToRoadBits(GetRoadStopDir(cur_tile));
01984
01985 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
01986 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
01987 CommandCost ret = RemoveRoadStop(cur_tile, flags);
01988 if (ret.Failed()) return ret;
01989 cost.AddCost(ret);
01990
01991 quantity++;
01992
01993 if ((flags & DC_EXEC) && is_drive_through) {
01994 MakeRoadNormal(cur_tile, road_bits, rts, ClosestTownFromTile(cur_tile, UINT_MAX)->index,
01995 road_owner, tram_owner);
01996
01997
01998 RoadType rt;
01999 FOR_EACH_SET_ROADTYPE(rt, rts) {
02000 Company *c = Company::GetIfValid(GetRoadOwner(cur_tile, rt));
02001 if (c != NULL) {
02002 c->infrastructure.road[rt] += CountBits(road_bits);
02003 DirtyCompanyInfrastructureWindows(c->index);
02004 }
02005 }
02006 }
02007 }
02008
02009 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
02010
02011 return cost;
02012 }
02013
02020 static uint GetMinimalAirportDistanceToTile(TileIterator &it, TileIndex town_tile)
02021 {
02022 uint mindist = UINT_MAX;
02023
02024 for (TileIndex cur_tile = it; cur_tile != INVALID_TILE; cur_tile = ++it) {
02025 mindist = min(mindist, DistanceManhattan(town_tile, cur_tile));
02026 }
02027
02028 return mindist;
02029 }
02030
02040 uint8 GetAirportNoiseLevelForTown(const AirportSpec *as, TileIterator &it, TileIndex town_tile)
02041 {
02042
02043
02044 if (as->noise_level < 2) return as->noise_level;
02045
02046 uint distance = GetMinimalAirportDistanceToTile(it, town_tile);
02047
02048
02049
02050
02051
02052 uint8 town_tolerance_distance = 8 + (_settings_game.difficulty.town_council_tolerance * 4);
02053
02054
02055
02056 uint noise_reduction = distance / town_tolerance_distance;
02057
02058
02059
02060 return noise_reduction >= as->noise_level ? 1 : as->noise_level - noise_reduction;
02061 }
02062
02070 Town *AirportGetNearestTown(const AirportSpec *as, const TileIterator &it)
02071 {
02072 Town *t, *nearest = NULL;
02073 uint add = as->size_x + as->size_y - 2;
02074 uint mindist = UINT_MAX - add;
02075 FOR_ALL_TOWNS(t) {
02076 if (DistanceManhattan(t->xy, it) < mindist + add) {
02077 TileIterator *copy = it.Clone();
02078 uint dist = GetMinimalAirportDistanceToTile(*copy, t->xy);
02079 delete copy;
02080 if (dist < mindist) {
02081 nearest = t;
02082 mindist = dist;
02083 }
02084 }
02085 }
02086
02087 return nearest;
02088 }
02089
02090
02092 void UpdateAirportsNoise()
02093 {
02094 Town *t;
02095 const Station *st;
02096
02097 FOR_ALL_TOWNS(t) t->noise_reached = 0;
02098
02099 FOR_ALL_STATIONS(st) {
02100 if (st->airport.tile != INVALID_TILE && st->airport.type != AT_OILRIG) {
02101 const AirportSpec *as = st->airport.GetSpec();
02102 AirportTileIterator it(st);
02103 Town *nearest = AirportGetNearestTown(as, it);
02104 nearest->noise_reached += GetAirportNoiseLevelForTown(as, it, nearest->xy);
02105 }
02106 }
02107 }
02108
02122 CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02123 {
02124 StationID station_to_join = GB(p2, 16, 16);
02125 bool reuse = (station_to_join != NEW_STATION);
02126 if (!reuse) station_to_join = INVALID_STATION;
02127 bool distant_join = (station_to_join != INVALID_STATION);
02128 byte airport_type = GB(p1, 0, 8);
02129 byte layout = GB(p1, 8, 8);
02130
02131 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02132
02133 if (airport_type >= NUM_AIRPORTS) return CMD_ERROR;
02134
02135 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02136 if (ret.Failed()) return ret;
02137
02138
02139 const AirportSpec *as = AirportSpec::Get(airport_type);
02140 if (!as->IsAvailable() || layout >= as->num_table) return CMD_ERROR;
02141
02142 Direction rotation = as->rotation[layout];
02143 int w = as->size_x;
02144 int h = as->size_y;
02145 if (rotation == DIR_E || rotation == DIR_W) Swap(w, h);
02146 TileArea airport_area = TileArea(tile, w, h);
02147
02148 if (w > _settings_game.station.station_spread || h > _settings_game.station.station_spread) {
02149 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
02150 }
02151
02152 CommandCost cost = CheckFlatLand(airport_area, flags);
02153 if (cost.Failed()) return cost;
02154
02155
02156 AirportTileTableIterator iter(as->table[layout], tile);
02157 Town *nearest = AirportGetNearestTown(as, iter);
02158 uint newnoise_level = GetAirportNoiseLevelForTown(as, iter, nearest->xy);
02159
02160
02161 StringID authority_refuse_message = STR_NULL;
02162 Town *authority_refuse_town = NULL;
02163
02164 if (_settings_game.economy.station_noise_level) {
02165
02166 if ((nearest->noise_reached + newnoise_level) > nearest->MaxTownNoise()) {
02167 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_NOISE;
02168 authority_refuse_town = nearest;
02169 }
02170 } else {
02171 Town *t = ClosestTownFromTile(tile, UINT_MAX);
02172 uint num = 0;
02173 const Station *st;
02174 FOR_ALL_STATIONS(st) {
02175 if (st->town == t && (st->facilities & FACIL_AIRPORT) && st->airport.type != AT_OILRIG) num++;
02176 }
02177 if (num >= 2) {
02178 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_AIRPORT;
02179 authority_refuse_town = t;
02180 }
02181 }
02182
02183 if (authority_refuse_message != STR_NULL) {
02184 SetDParam(0, authority_refuse_town->index);
02185 return_cmd_error(authority_refuse_message);
02186 }
02187
02188 Station *st = NULL;
02189 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p2, 0), airport_area, &st);
02190 if (ret.Failed()) return ret;
02191
02192
02193 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02194
02195 ret = BuildStationPart(&st, flags, reuse, airport_area, (GetAirport(airport_type)->flags & AirportFTAClass::AIRPLANES) ? STATIONNAMING_AIRPORT : STATIONNAMING_HELIPORT);
02196 if (ret.Failed()) return ret;
02197
02198 if (st != NULL && st->airport.tile != INVALID_TILE) {
02199 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_AIRPORT);
02200 }
02201
02202 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02203 cost.AddCost(_price[PR_BUILD_STATION_AIRPORT]);
02204 }
02205
02206 if (flags & DC_EXEC) {
02207
02208 nearest->noise_reached += newnoise_level;
02209
02210 st->AddFacility(FACIL_AIRPORT, tile);
02211 st->airport.type = airport_type;
02212 st->airport.layout = layout;
02213 st->airport.flags = 0;
02214 st->airport.rotation = rotation;
02215
02216 st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TRY);
02217
02218 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02219 MakeAirport(iter, st->owner, st->index, iter.GetStationGfx(), WATER_CLASS_INVALID);
02220 SetStationTileRandomBits(iter, GB(Random(), 0, 4));
02221 st->airport.Add(iter);
02222
02223 if (AirportTileSpec::Get(GetTranslatedAirportTileID(iter.GetStationGfx()))->animation.status != ANIM_STATUS_NO_ANIMATION) AddAnimatedTile(iter);
02224 }
02225
02226
02227 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02228 AirportTileAnimationTrigger(st, iter, AAT_BUILT);
02229 }
02230
02231 UpdateAirplanesOnNewStation(st);
02232
02233 Company::Get(st->owner)->infrastructure.airport++;
02234 DirtyCompanyInfrastructureWindows(st->owner);
02235
02236 st->UpdateVirtCoord();
02237 UpdateStationAcceptance(st, false);
02238 st->RecomputeIndustriesNear();
02239 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02240 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02241 InvalidateWindowData(WC_STATION_VIEW, st->index, -1);
02242
02243 if (_settings_game.economy.station_noise_level) {
02244 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02245 }
02246 }
02247
02248 return cost;
02249 }
02250
02257 static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
02258 {
02259 Station *st = Station::GetByTile(tile);
02260
02261 if (_current_company != OWNER_WATER) {
02262 CommandCost ret = CheckOwnership(st->owner);
02263 if (ret.Failed()) return ret;
02264 }
02265
02266 tile = st->airport.tile;
02267
02268 CommandCost cost(EXPENSES_CONSTRUCTION);
02269
02270 const Aircraft *a;
02271 FOR_ALL_AIRCRAFT(a) {
02272 if (!a->IsNormalAircraft()) continue;
02273 if (a->targetairport == st->index && a->state != FLYING) return CMD_ERROR;
02274 }
02275
02276 if (flags & DC_EXEC) {
02277 const AirportSpec *as = st->airport.GetSpec();
02278
02279
02280
02281 AirportTileIterator it(st);
02282 Town *nearest = AirportGetNearestTown(as, it);
02283 nearest->noise_reached -= GetAirportNoiseLevelForTown(as, it, nearest->xy);
02284 }
02285
02286 TILE_AREA_LOOP(tile_cur, st->airport) {
02287 if (!st->TileBelongsToAirport(tile_cur)) continue;
02288
02289 CommandCost ret = EnsureNoVehicleOnGround(tile_cur);
02290 if (ret.Failed()) return ret;
02291
02292 cost.AddCost(_price[PR_CLEAR_STATION_AIRPORT]);
02293
02294 if (flags & DC_EXEC) {
02295 if (IsHangarTile(tile_cur)) OrderBackup::Reset(tile_cur, false);
02296 DeleteAnimatedTile(tile_cur);
02297 DoClearSquare(tile_cur);
02298 DeleteNewGRFInspectWindow(GSF_AIRPORTTILES, tile_cur);
02299 }
02300 }
02301
02302 if (flags & DC_EXEC) {
02303
02304 delete st->airport.psa;
02305
02306 for (uint i = 0; i < st->airport.GetNumHangars(); ++i) {
02307 DeleteWindowById(
02308 WC_VEHICLE_DEPOT, st->airport.GetHangarTile(i)
02309 );
02310 }
02311
02312 st->rect.AfterRemoveRect(st, st->airport);
02313
02314 st->airport.Clear();
02315 st->facilities &= ~FACIL_AIRPORT;
02316
02317 InvalidateWindowData(WC_STATION_VIEW, st->index, -1);
02318
02319 if (_settings_game.economy.station_noise_level) {
02320 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02321 }
02322
02323 Company::Get(st->owner)->infrastructure.airport--;
02324 DirtyCompanyInfrastructureWindows(st->owner);
02325
02326 st->UpdateVirtCoord();
02327 st->RecomputeIndustriesNear();
02328 DeleteStationIfEmpty(st);
02329 DeleteNewGRFInspectWindow(GSF_AIRPORTS, st->index);
02330 }
02331
02332 return cost;
02333 }
02334
02344 CommandCost CmdOpenCloseAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02345 {
02346 if (!Station::IsValidID(p1)) return CMD_ERROR;
02347 Station *st = Station::Get(p1);
02348
02349 if (!(st->facilities & FACIL_AIRPORT)) return CMD_ERROR;
02350
02351 CommandCost ret = CheckOwnership(st->owner);
02352 if (ret.Failed()) return ret;
02353
02354 if (flags & DC_EXEC) {
02355 st->airport.flags ^= AIRPORT_CLOSED_block;
02356 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_CLOSE_AIRPORT);
02357 }
02358 return CommandCost();
02359 }
02360
02367 bool HasStationInUse(StationID station, bool include_company, CompanyID company)
02368 {
02369 const Vehicle *v;
02370 FOR_ALL_VEHICLES(v) {
02371 if ((v->owner == company) == include_company) {
02372 const Order *order;
02373 FOR_VEHICLE_ORDERS(v, order) {
02374 if ((order->IsType(OT_GOTO_STATION) || order->IsType(OT_GOTO_WAYPOINT)) && order->GetDestination() == station) {
02375 return true;
02376 }
02377 }
02378 }
02379 }
02380 return false;
02381 }
02382
02383 static const TileIndexDiffC _dock_tileoffs_chkaround[] = {
02384 {-1, 0},
02385 { 0, 0},
02386 { 0, 0},
02387 { 0, -1}
02388 };
02389 static const byte _dock_w_chk[4] = { 2, 1, 2, 1 };
02390 static const byte _dock_h_chk[4] = { 1, 2, 1, 2 };
02391
02401 CommandCost CmdBuildDock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02402 {
02403 StationID station_to_join = GB(p2, 16, 16);
02404 bool reuse = (station_to_join != NEW_STATION);
02405 if (!reuse) station_to_join = INVALID_STATION;
02406 bool distant_join = (station_to_join != INVALID_STATION);
02407
02408 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02409
02410 DiagDirection direction = GetInclinedSlopeDirection(GetTileSlope(tile));
02411 if (direction == INVALID_DIAGDIR) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02412 direction = ReverseDiagDir(direction);
02413
02414
02415 if (HasTileWaterGround(tile)) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02416
02417 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02418 if (ret.Failed()) return ret;
02419
02420 if (MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02421
02422 ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02423 if (ret.Failed()) return ret;
02424
02425 TileIndex tile_cur = tile + TileOffsByDiagDir(direction);
02426
02427 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur) != SLOPE_FLAT) {
02428 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02429 }
02430
02431 if (MayHaveBridgeAbove(tile_cur) && IsBridgeAbove(tile_cur)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02432
02433
02434 WaterClass wc = GetWaterClass(tile_cur);
02435
02436 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02437 if (ret.Failed()) return ret;
02438
02439 tile_cur += TileOffsByDiagDir(direction);
02440 if (!IsTileType(tile_cur, MP_WATER) || GetTileSlope(tile_cur) != SLOPE_FLAT) {
02441 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02442 }
02443
02444 TileArea dock_area = TileArea(tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02445 _dock_w_chk[direction], _dock_h_chk[direction]);
02446
02447
02448 Station *st = NULL;
02449 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p1, 0), dock_area, &st);
02450 if (ret.Failed()) return ret;
02451
02452
02453 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02454
02455 ret = BuildStationPart(&st, flags, reuse, dock_area, STATIONNAMING_DOCK);
02456 if (ret.Failed()) return ret;
02457
02458 if (st != NULL && st->dock_tile != INVALID_TILE) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_DOCK);
02459
02460 if (flags & DC_EXEC) {
02461 st->dock_tile = tile;
02462 st->AddFacility(FACIL_DOCK, tile);
02463
02464 st->rect.BeforeAddRect(dock_area.tile, dock_area.w, dock_area.h, StationRect::ADD_TRY);
02465
02466
02467
02468 if (wc == WATER_CLASS_CANAL) {
02469 Company::Get(st->owner)->infrastructure.water++;
02470 }
02471 Company::Get(st->owner)->infrastructure.station += 2;
02472 DirtyCompanyInfrastructureWindows(st->owner);
02473
02474 MakeDock(tile, st->owner, st->index, direction, wc);
02475
02476 st->UpdateVirtCoord();
02477 UpdateStationAcceptance(st, false);
02478 st->RecomputeIndustriesNear();
02479 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02480 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02481 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_SHIPS);
02482 }
02483
02484 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_STATION_DOCK]);
02485 }
02486
02493 static CommandCost RemoveDock(TileIndex tile, DoCommandFlag flags)
02494 {
02495 Station *st = Station::GetByTile(tile);
02496 CommandCost ret = CheckOwnership(st->owner);
02497 if (ret.Failed()) return ret;
02498
02499 TileIndex docking_location = TILE_ADD(st->dock_tile, ToTileIndexDiff(GetDockOffset(st->dock_tile)));
02500
02501 TileIndex tile1 = st->dock_tile;
02502 TileIndex tile2 = tile1 + TileOffsByDiagDir(GetDockDirection(tile1));
02503
02504 ret = EnsureNoVehicleOnGround(tile1);
02505 if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile2);
02506 if (ret.Failed()) return ret;
02507
02508 if (flags & DC_EXEC) {
02509 DoClearSquare(tile1);
02510 MarkTileDirtyByTile(tile1);
02511 MakeWaterKeepingClass(tile2, st->owner);
02512
02513 st->rect.AfterRemoveTile(st, tile1);
02514 st->rect.AfterRemoveTile(st, tile2);
02515
02516 st->dock_tile = INVALID_TILE;
02517 st->facilities &= ~FACIL_DOCK;
02518
02519 Company::Get(st->owner)->infrastructure.station -= 2;
02520 DirtyCompanyInfrastructureWindows(st->owner);
02521
02522 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_SHIPS);
02523 st->UpdateVirtCoord();
02524 st->RecomputeIndustriesNear();
02525 DeleteStationIfEmpty(st);
02526
02527
02528
02529
02530
02531 Ship *s;
02532 FOR_ALL_SHIPS(s) {
02533 if (s->current_order.IsType(OT_LOADING) && s->tile == docking_location) {
02534 s->LeaveStation();
02535 }
02536
02537 if (s->dest_tile == docking_location) {
02538 s->dest_tile = 0;
02539 s->current_order.Free();
02540 }
02541 }
02542 }
02543
02544 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_STATION_DOCK]);
02545 }
02546
02547 #include "table/station_land.h"
02548
02549 const DrawTileSprites *GetStationTileLayout(StationType st, byte gfx)
02550 {
02551 return &_station_display_datas[st][gfx];
02552 }
02553
02554 static void DrawTile_Station(TileInfo *ti)
02555 {
02556 const NewGRFSpriteLayout *layout = NULL;
02557 DrawTileSprites tmp_rail_layout;
02558 const DrawTileSprites *t = NULL;
02559 RoadTypes roadtypes;
02560 int32 total_offset;
02561 const RailtypeInfo *rti = NULL;
02562 uint32 relocation = 0;
02563 uint32 ground_relocation = 0;
02564 BaseStation *st = NULL;
02565 const StationSpec *statspec = NULL;
02566 uint tile_layout = 0;
02567
02568 if (HasStationRail(ti->tile)) {
02569 rti = GetRailTypeInfo(GetRailType(ti->tile));
02570 roadtypes = ROADTYPES_NONE;
02571 total_offset = rti->GetRailtypeSpriteOffset();
02572
02573 if (IsCustomStationSpecIndex(ti->tile)) {
02574
02575 st = BaseStation::GetByTile(ti->tile);
02576 statspec = st->speclist[GetCustomStationSpecIndex(ti->tile)].spec;
02577
02578 if (statspec != NULL) {
02579 tile_layout = GetStationGfx(ti->tile);
02580
02581 if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
02582 uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0, 0, statspec, st, ti->tile);
02583 if (callback != CALLBACK_FAILED) tile_layout = (callback & ~1) + GetRailStationAxis(ti->tile);
02584 }
02585
02586
02587 if (statspec->renderdata != NULL) {
02588 layout = &statspec->renderdata[tile_layout < statspec->tiles ? tile_layout : (uint)GetRailStationAxis(ti->tile)];
02589 if (!layout->NeedsPreprocessing()) {
02590 t = layout;
02591 layout = NULL;
02592 }
02593 }
02594 }
02595 }
02596 } else {
02597 roadtypes = IsRoadStop(ti->tile) ? GetRoadTypes(ti->tile) : ROADTYPES_NONE;
02598 total_offset = 0;
02599 }
02600
02601 StationGfx gfx = GetStationGfx(ti->tile);
02602 if (IsAirport(ti->tile)) {
02603 gfx = GetAirportGfx(ti->tile);
02604 if (gfx >= NEW_AIRPORTTILE_OFFSET) {
02605 const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
02606 if (ats->grf_prop.spritegroup[0] != NULL && DrawNewAirportTile(ti, Station::GetByTile(ti->tile), gfx, ats)) {
02607 return;
02608 }
02609
02610
02611 assert(ats->grf_prop.subst_id != INVALID_AIRPORTTILE);
02612 gfx = ats->grf_prop.subst_id;
02613 }
02614 switch (gfx) {
02615 case APT_RADAR_GRASS_FENCE_SW:
02616 t = &_station_display_datas_airport_radar_grass_fence_sw[GetAnimationFrame(ti->tile)];
02617 break;
02618 case APT_GRASS_FENCE_NE_FLAG:
02619 t = &_station_display_datas_airport_flag_grass_fence_ne[GetAnimationFrame(ti->tile)];
02620 break;
02621 case APT_RADAR_FENCE_SW:
02622 t = &_station_display_datas_airport_radar_fence_sw[GetAnimationFrame(ti->tile)];
02623 break;
02624 case APT_RADAR_FENCE_NE:
02625 t = &_station_display_datas_airport_radar_fence_ne[GetAnimationFrame(ti->tile)];
02626 break;
02627 case APT_GRASS_FENCE_NE_FLAG_2:
02628 t = &_station_display_datas_airport_flag_grass_fence_ne_2[GetAnimationFrame(ti->tile)];
02629 break;
02630 }
02631 }
02632
02633 Owner owner = GetTileOwner(ti->tile);
02634
02635 PaletteID palette;
02636 if (Company::IsValidID(owner)) {
02637 palette = COMPANY_SPRITE_COLOUR(owner);
02638 } else {
02639
02640 palette = PALETTE_TO_GREY;
02641 }
02642
02643 if (layout == NULL && (t == NULL || t->seq == NULL)) t = GetStationTileLayout(GetStationType(ti->tile), gfx);
02644
02645
02646 if (ti->tileh != SLOPE_FLAT && !IsDock(ti->tile)) {
02647 if (statspec != NULL && HasBit(statspec->flags, SSF_CUSTOM_FOUNDATIONS)) {
02648
02649
02650 uint edge_info = 0;
02651 int z;
02652 Slope slope = GetFoundationPixelSlope(ti->tile, &z);
02653 if (!HasFoundationNW(ti->tile, slope, z)) SetBit(edge_info, 0);
02654 if (!HasFoundationNE(ti->tile, slope, z)) SetBit(edge_info, 1);
02655 SpriteID image = GetCustomStationFoundationRelocation(statspec, st, ti->tile, tile_layout, edge_info);
02656
02657 if (HasBit(statspec->flags, SSF_EXTENDED_FOUNDATIONS)) {
02658
02659
02660 static const uint8 foundation_parts[] = {
02661 0, 0, 0, 0,
02662 0, 1, 2, 3,
02663 0, 4, 5, 6,
02664 7, 8, 9
02665 };
02666
02667 AddSortableSpriteToDraw(image + foundation_parts[ti->tileh], PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02668 } else {
02669
02670
02671
02672
02673 static const uint8 composite_foundation_parts[] = {
02674
02675 0x00, 0xD1, 0xE4, 0xE0,
02676
02677 0xCA, 0xC9, 0xC4, 0xC0,
02678
02679 0xD2, 0x91, 0xE4, 0xA0,
02680
02681 0x4A, 0x09, 0x44
02682 };
02683
02684 uint8 parts = composite_foundation_parts[ti->tileh];
02685
02686
02687
02688 if (HasBit(edge_info, 0)) ClrBit(parts, 6);
02689 if (HasBit(edge_info, 1)) ClrBit(parts, 7);
02690
02691 if (parts == 0) {
02692
02693
02694
02695 goto draw_default_foundation;
02696 }
02697
02698 StartSpriteCombine();
02699 for (int i = 0; i < 8; i++) {
02700 if (HasBit(parts, i)) {
02701 AddSortableSpriteToDraw(image + i, PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02702 }
02703 }
02704 EndSpriteCombine();
02705 }
02706
02707 OffsetGroundSprite(31, 1);
02708 ti->z += ApplyPixelFoundationToSlope(FOUNDATION_LEVELED, &ti->tileh);
02709 } else {
02710 draw_default_foundation:
02711 DrawFoundation(ti, FOUNDATION_LEVELED);
02712 }
02713 }
02714
02715 if (IsBuoy(ti->tile)) {
02716 DrawWaterClassGround(ti);
02717 SpriteID sprite = GetCanalSprite(CF_BUOY, ti->tile);
02718 if (sprite != 0) total_offset = sprite - SPR_IMG_BUOY;
02719 } else if (IsDock(ti->tile) || (IsOilRig(ti->tile) && IsTileOnWater(ti->tile))) {
02720 if (ti->tileh == SLOPE_FLAT) {
02721 DrawWaterClassGround(ti);
02722 } else {
02723 assert(IsDock(ti->tile));
02724 TileIndex water_tile = ti->tile + TileOffsByDiagDir(GetDockDirection(ti->tile));
02725 WaterClass wc = GetWaterClass(water_tile);
02726 if (wc == WATER_CLASS_SEA) {
02727 DrawShoreTile(ti->tileh);
02728 } else {
02729 DrawClearLandTile(ti, 3);
02730 }
02731 }
02732 } else {
02733 if (layout != NULL) {
02734
02735 bool separate_ground = HasBit(statspec->flags, SSF_SEPARATE_GROUND);
02736 uint32 var10_values = layout->PrepareLayout(total_offset, rti->fallback_railtype, 0, 0, separate_ground);
02737 uint8 var10;
02738 FOR_EACH_SET_BIT(var10, var10_values) {
02739 uint32 var10_relocation = GetCustomStationRelocation(statspec, st, ti->tile, var10);
02740 layout->ProcessRegisters(var10, var10_relocation, separate_ground);
02741 }
02742 tmp_rail_layout.seq = layout->GetLayout(&tmp_rail_layout.ground);
02743 t = &tmp_rail_layout;
02744 total_offset = 0;
02745 } else if (statspec != NULL) {
02746
02747 ground_relocation = relocation = GetCustomStationRelocation(statspec, st, ti->tile, 0);
02748 if (HasBit(statspec->flags, SSF_SEPARATE_GROUND)) {
02749 ground_relocation = GetCustomStationRelocation(statspec, st, ti->tile, 1);
02750 }
02751 ground_relocation += rti->fallback_railtype;
02752 }
02753
02754 SpriteID image = t->ground.sprite;
02755 PaletteID pal = t->ground.pal;
02756 if (rti != NULL && rti->UsesOverlay() && (image == SPR_RAIL_TRACK_X || image == SPR_RAIL_TRACK_Y)) {
02757 SpriteID ground = GetCustomRailSprite(rti, ti->tile, RTSG_GROUND);
02758 DrawGroundSprite(SPR_FLAT_GRASS_TILE, PAL_NONE);
02759 DrawGroundSprite(ground + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE);
02760
02761 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationReservation(ti->tile)) {
02762 SpriteID overlay = GetCustomRailSprite(rti, ti->tile, RTSG_OVERLAY);
02763 DrawGroundSprite(overlay + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PALETTE_CRASH);
02764 }
02765 } else {
02766 image += HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE) ? ground_relocation : total_offset;
02767 if (HasBit(pal, SPRITE_MODIFIER_CUSTOM_SPRITE)) pal += ground_relocation;
02768 DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, palette));
02769
02770
02771 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationRail(ti->tile) && HasStationReservation(ti->tile)) {
02772 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(ti->tile));
02773 DrawGroundSprite(GetRailStationAxis(ti->tile) == AXIS_X ? rti->base_sprites.single_x : rti->base_sprites.single_y, PALETTE_CRASH);
02774 }
02775 }
02776 }
02777
02778 if (HasStationRail(ti->tile) && HasCatenaryDrawn(GetRailType(ti->tile))) DrawCatenary(ti);
02779
02780 if (HasBit(roadtypes, ROADTYPE_TRAM)) {
02781 Axis axis = GetRoadStopDir(ti->tile) == DIAGDIR_NE ? AXIS_X : AXIS_Y;
02782 DrawGroundSprite((HasBit(roadtypes, ROADTYPE_ROAD) ? SPR_TRAMWAY_OVERLAY : SPR_TRAMWAY_TRAM) + (axis ^ 1), PAL_NONE);
02783 DrawTramCatenary(ti, axis == AXIS_X ? ROAD_X : ROAD_Y);
02784 }
02785
02786 if (IsRailWaypoint(ti->tile)) {
02787
02788 total_offset = 0;
02789 }
02790
02791 DrawRailTileSeq(ti, t, TO_BUILDINGS, total_offset, relocation, palette);
02792 }
02793
02794 void StationPickerDrawSprite(int x, int y, StationType st, RailType railtype, RoadType roadtype, int image)
02795 {
02796 int32 total_offset = 0;
02797 PaletteID pal = COMPANY_SPRITE_COLOUR(_local_company);
02798 const DrawTileSprites *t = GetStationTileLayout(st, image);
02799 const RailtypeInfo *rti = NULL;
02800
02801 if (railtype != INVALID_RAILTYPE) {
02802 rti = GetRailTypeInfo(railtype);
02803 total_offset = rti->GetRailtypeSpriteOffset();
02804 }
02805
02806 SpriteID img = t->ground.sprite;
02807 if ((img == SPR_RAIL_TRACK_X || img == SPR_RAIL_TRACK_Y) && rti->UsesOverlay()) {
02808 SpriteID ground = GetCustomRailSprite(rti, INVALID_TILE, RTSG_GROUND);
02809 DrawSprite(SPR_FLAT_GRASS_TILE, PAL_NONE, x, y);
02810 DrawSprite(ground + (img == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE, x, y);
02811 } else {
02812 DrawSprite(img + total_offset, HasBit(img, PALETTE_MODIFIER_COLOUR) ? pal : PAL_NONE, x, y);
02813 }
02814
02815 if (roadtype == ROADTYPE_TRAM) {
02816 DrawSprite(SPR_TRAMWAY_TRAM + (t->ground.sprite == SPR_ROAD_PAVED_STRAIGHT_X ? 1 : 0), PAL_NONE, x, y);
02817 }
02818
02819
02820 DrawRailTileSeqInGUI(x, y, t, st == STATION_WAYPOINT ? 0 : total_offset, 0, pal);
02821 }
02822
02823 static int GetSlopePixelZ_Station(TileIndex tile, uint x, uint y)
02824 {
02825 return GetTileMaxPixelZ(tile);
02826 }
02827
02828 static Foundation GetFoundation_Station(TileIndex tile, Slope tileh)
02829 {
02830 return FlatteningFoundation(tileh);
02831 }
02832
02833 static void GetTileDesc_Station(TileIndex tile, TileDesc *td)
02834 {
02835 td->owner[0] = GetTileOwner(tile);
02836 if (IsDriveThroughStopTile(tile)) {
02837 Owner road_owner = INVALID_OWNER;
02838 Owner tram_owner = INVALID_OWNER;
02839 RoadTypes rts = GetRoadTypes(tile);
02840 if (HasBit(rts, ROADTYPE_ROAD)) road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
02841 if (HasBit(rts, ROADTYPE_TRAM)) tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
02842
02843
02844 if ((tram_owner != INVALID_OWNER && tram_owner != td->owner[0]) ||
02845 (road_owner != INVALID_OWNER && road_owner != td->owner[0])) {
02846 uint i = 1;
02847 if (road_owner != INVALID_OWNER) {
02848 td->owner_type[i] = STR_LAND_AREA_INFORMATION_ROAD_OWNER;
02849 td->owner[i] = road_owner;
02850 i++;
02851 }
02852 if (tram_owner != INVALID_OWNER) {
02853 td->owner_type[i] = STR_LAND_AREA_INFORMATION_TRAM_OWNER;
02854 td->owner[i] = tram_owner;
02855 }
02856 }
02857 }
02858 td->build_date = BaseStation::GetByTile(tile)->build_date;
02859
02860 if (HasStationTileRail(tile)) {
02861 const StationSpec *spec = GetStationSpec(tile);
02862
02863 if (spec != NULL) {
02864 td->station_class = StationClass::Get(spec->cls_id)->name;
02865 td->station_name = spec->name;
02866
02867 if (spec->grf_prop.grffile != NULL) {
02868 const GRFConfig *gc = GetGRFConfig(spec->grf_prop.grffile->grfid);
02869 td->grf = gc->GetName();
02870 }
02871 }
02872
02873 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(tile));
02874 td->rail_speed = rti->max_speed;
02875 }
02876
02877 if (IsAirport(tile)) {
02878 const AirportSpec *as = Station::GetByTile(tile)->airport.GetSpec();
02879 td->airport_class = AirportClass::Get(as->cls_id)->name;
02880 td->airport_name = as->name;
02881
02882 const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
02883 td->airport_tile_name = ats->name;
02884
02885 if (as->grf_prop.grffile != NULL) {
02886 const GRFConfig *gc = GetGRFConfig(as->grf_prop.grffile->grfid);
02887 td->grf = gc->GetName();
02888 } else if (ats->grf_prop.grffile != NULL) {
02889 const GRFConfig *gc = GetGRFConfig(ats->grf_prop.grffile->grfid);
02890 td->grf = gc->GetName();
02891 }
02892 }
02893
02894 StringID str;
02895 switch (GetStationType(tile)) {
02896 default: NOT_REACHED();
02897 case STATION_RAIL: str = STR_LAI_STATION_DESCRIPTION_RAILROAD_STATION; break;
02898 case STATION_AIRPORT:
02899 str = (IsHangar(tile) ? STR_LAI_STATION_DESCRIPTION_AIRCRAFT_HANGAR : STR_LAI_STATION_DESCRIPTION_AIRPORT);
02900 break;
02901 case STATION_TRUCK: str = STR_LAI_STATION_DESCRIPTION_TRUCK_LOADING_AREA; break;
02902 case STATION_BUS: str = STR_LAI_STATION_DESCRIPTION_BUS_STATION; break;
02903 case STATION_OILRIG: str = STR_INDUSTRY_NAME_OIL_RIG; break;
02904 case STATION_DOCK: str = STR_LAI_STATION_DESCRIPTION_SHIP_DOCK; break;
02905 case STATION_BUOY: str = STR_LAI_STATION_DESCRIPTION_BUOY; break;
02906 case STATION_WAYPOINT: str = STR_LAI_STATION_DESCRIPTION_WAYPOINT; break;
02907 }
02908 td->str = str;
02909 }
02910
02911
02912 static TrackStatus GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
02913 {
02914 TrackBits trackbits = TRACK_BIT_NONE;
02915
02916 switch (mode) {
02917 case TRANSPORT_RAIL:
02918 if (HasStationRail(tile) && !IsStationTileBlocked(tile)) {
02919 trackbits = TrackToTrackBits(GetRailStationTrack(tile));
02920 }
02921 break;
02922
02923 case TRANSPORT_WATER:
02924
02925 if (IsBuoy(tile)) {
02926 trackbits = TRACK_BIT_ALL;
02927
02928 if (TileX(tile) == 0) trackbits &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT);
02929
02930 if (TileY(tile) == 0) trackbits &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER);
02931 }
02932 break;
02933
02934 case TRANSPORT_ROAD:
02935 if ((GetRoadTypes(tile) & sub_mode) != 0 && IsRoadStop(tile)) {
02936 DiagDirection dir = GetRoadStopDir(tile);
02937 Axis axis = DiagDirToAxis(dir);
02938
02939 if (side != INVALID_DIAGDIR) {
02940 if (axis != DiagDirToAxis(side) || (IsStandardRoadStopTile(tile) && dir != side)) break;
02941 }
02942
02943 trackbits = AxisToTrackBits(axis);
02944 }
02945 break;
02946
02947 default:
02948 break;
02949 }
02950
02951 return CombineTrackStatus(TrackBitsToTrackdirBits(trackbits), TRACKDIR_BIT_NONE);
02952 }
02953
02954
02955 static void TileLoop_Station(TileIndex tile)
02956 {
02957
02958
02959 switch (GetStationType(tile)) {
02960 case STATION_AIRPORT:
02961 AirportTileAnimationTrigger(Station::GetByTile(tile), tile, AAT_TILELOOP);
02962 break;
02963
02964 case STATION_DOCK:
02965 if (GetTileSlope(tile) != SLOPE_FLAT) break;
02966
02967 case STATION_OILRIG:
02968 case STATION_BUOY:
02969 TileLoop_Water(tile);
02970 break;
02971
02972 default: break;
02973 }
02974 }
02975
02976
02977 static void AnimateTile_Station(TileIndex tile)
02978 {
02979 if (HasStationRail(tile)) {
02980 AnimateStationTile(tile);
02981 return;
02982 }
02983
02984 if (IsAirport(tile)) {
02985 AnimateAirportTile(tile);
02986 }
02987 }
02988
02989
02990 static bool ClickTile_Station(TileIndex tile)
02991 {
02992 const BaseStation *bst = BaseStation::GetByTile(tile);
02993
02994 if (bst->facilities & FACIL_WAYPOINT) {
02995 ShowWaypointWindow(Waypoint::From(bst));
02996 } else if (IsHangar(tile)) {
02997 const Station *st = Station::From(bst);
02998 ShowDepotWindow(st->airport.GetHangarTile(st->airport.GetHangarNum(tile)), VEH_AIRCRAFT);
02999 } else {
03000 ShowStationViewWindow(bst->index);
03001 }
03002 return true;
03003 }
03004
03005 static VehicleEnterTileStatus VehicleEnter_Station(Vehicle *v, TileIndex tile, int x, int y)
03006 {
03007 if (v->type == VEH_TRAIN) {
03008 StationID station_id = GetStationIndex(tile);
03009 if (!v->current_order.ShouldStopAtStation(v, station_id)) return VETSB_CONTINUE;
03010 if (!IsRailStation(tile) || !v->IsFrontEngine()) return VETSB_CONTINUE;
03011
03012 int station_ahead;
03013 int station_length;
03014 int stop = GetTrainStopLocation(station_id, tile, Train::From(v), &station_ahead, &station_length);
03015
03016
03017
03018
03019
03020 if (!IsInsideBS(stop + station_ahead, station_length, TILE_SIZE)) return VETSB_CONTINUE;
03021
03022 DiagDirection dir = DirToDiagDir(v->direction);
03023
03024 x &= 0xF;
03025 y &= 0xF;
03026
03027 if (DiagDirToAxis(dir) != AXIS_X) Swap(x, y);
03028 if (y == TILE_SIZE / 2) {
03029 if (dir != DIAGDIR_SE && dir != DIAGDIR_SW) x = TILE_SIZE - 1 - x;
03030 stop &= TILE_SIZE - 1;
03031
03032 if (x == stop) return VETSB_ENTERED_STATION | (VehicleEnterTileStatus)(station_id << VETS_STATION_ID_OFFSET);
03033 if (x < stop) {
03034 uint16 spd;
03035
03036 v->vehstatus |= VS_TRAIN_SLOWING;
03037 spd = max(0, (stop - x) * 20 - 15);
03038 if (spd < v->cur_speed) v->cur_speed = spd;
03039 }
03040 }
03041 } else if (v->type == VEH_ROAD) {
03042 RoadVehicle *rv = RoadVehicle::From(v);
03043 if (rv->state < RVSB_IN_ROAD_STOP && !IsReversingRoadTrackdir((Trackdir)rv->state) && rv->frame == 0) {
03044 if (IsRoadStop(tile) && rv->IsFrontEngine()) {
03045
03046 return RoadStop::GetByTile(tile, GetRoadStopType(tile))->Enter(rv) ? VETSB_CONTINUE : VETSB_CANNOT_ENTER;
03047 }
03048 }
03049 }
03050
03051 return VETSB_CONTINUE;
03052 }
03053
03058 void TriggerWatchedCargoCallbacks(Station *st)
03059 {
03060
03061 uint cargoes = 0;
03062 for (CargoID cid = 0; cid < NUM_CARGO; cid++) {
03063 if (HasBit(st->goods[cid].acceptance_pickup, GoodsEntry::GES_ACCEPTED_BIGTICK)) SetBit(cargoes, cid);
03064 }
03065
03066
03067 if (cargoes == 0) return;
03068
03069
03070 Rect r = st->GetCatchmentRect();
03071 TileArea ta(TileXY(r.left, r.top), TileXY(r.right, r.bottom));
03072 TILE_AREA_LOOP(tile, ta) {
03073 if (IsTileType(tile, MP_HOUSE)) {
03074 WatchedCargoCallback(tile, cargoes);
03075 }
03076 }
03077 }
03078
03085 static bool StationHandleBigTick(BaseStation *st)
03086 {
03087 if (!st->IsInUse()) {
03088 if (++st->delete_ctr >= 8) delete st;
03089 return false;
03090 }
03091
03092 if (Station::IsExpected(st)) {
03093 TriggerWatchedCargoCallbacks(Station::From(st));
03094
03095 for (CargoID i = 0; i < NUM_CARGO; i++) {
03096 ClrBit(Station::From(st)->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTED_BIGTICK);
03097 }
03098 }
03099
03100
03101 if ((st->facilities & FACIL_WAYPOINT) == 0) UpdateStationAcceptance(Station::From(st), true);
03102
03103 return true;
03104 }
03105
03106 static inline void byte_inc_sat(byte *p)
03107 {
03108 byte b = *p + 1;
03109 if (b != 0) *p = b;
03110 }
03111
03112 static void UpdateStationRating(Station *st)
03113 {
03114 bool waiting_changed = false;
03115
03116 byte_inc_sat(&st->time_since_load);
03117 byte_inc_sat(&st->time_since_unload);
03118
03119 const CargoSpec *cs;
03120 FOR_ALL_CARGOSPECS(cs) {
03121 GoodsEntry *ge = &st->goods[cs->Index()];
03122
03123
03124
03125 if (!HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP) && ge->rating < INITIAL_STATION_RATING) {
03126 ge->rating++;
03127 }
03128
03129
03130 if (HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP)) {
03131 byte_inc_sat(&ge->days_since_pickup);
03132
03133 bool skip = false;
03134 int rating = 0;
03135 uint waiting = ge->cargo.Count();
03136
03137
03138
03139
03140 uint num_dests = (uint)ge->cargo.Packets()->MapSize();
03141
03142
03143
03144
03145
03146
03147
03148 uint waiting_avg = waiting / (num_dests + 1);
03149
03150 if (HasBit(cs->callback_mask, CBM_CARGO_STATION_RATING_CALC)) {
03151
03152
03153
03154
03155 uint last_speed = ge->last_speed;
03156 if (last_speed == 0) last_speed = 0xFF;
03157
03158 uint32 var18 = min(ge->days_since_pickup, 0xFF) | (min(ge->max_waiting_cargo, 0xFFFF) << 8) | (min(last_speed, 0xFF) << 24);
03159
03160 uint32 var10 = (st->last_vehicle_type == VEH_INVALID) ? 0x0 : (st->last_vehicle_type + 0x10);
03161 uint16 callback = GetCargoCallback(CBID_CARGO_STATION_RATING_CALC, var10, var18, cs);
03162 if (callback != CALLBACK_FAILED) {
03163 skip = true;
03164 rating = GB(callback, 0, 14);
03165
03166
03167 if (HasBit(callback, 14)) rating -= 0x4000;
03168 }
03169 }
03170
03171 if (!skip) {
03172 int b = ge->last_speed - 85;
03173 if (b >= 0) rating += b >> 2;
03174
03175 byte days = ge->days_since_pickup;
03176 if (st->last_vehicle_type == VEH_SHIP) days >>= 2;
03177 (days > 21) ||
03178 (rating += 25, days > 12) ||
03179 (rating += 25, days > 6) ||
03180 (rating += 45, days > 3) ||
03181 (rating += 35, true);
03182
03183 (rating -= 90, ge->max_waiting_cargo > 1500) ||
03184 (rating += 55, ge->max_waiting_cargo > 1000) ||
03185 (rating += 35, ge->max_waiting_cargo > 600) ||
03186 (rating += 10, ge->max_waiting_cargo > 300) ||
03187 (rating += 20, ge->max_waiting_cargo > 100) ||
03188 (rating += 10, true);
03189 }
03190
03191 if (Company::IsValidID(st->owner) && HasBit(st->town->statues, st->owner)) rating += 26;
03192
03193 byte age = ge->last_age;
03194 (age >= 3) ||
03195 (rating += 10, age >= 2) ||
03196 (rating += 10, age >= 1) ||
03197 (rating += 13, true);
03198
03199 {
03200 int or_ = ge->rating;
03201
03202
03203 ge->rating = rating = or_ + Clamp(Clamp(rating, 0, 255) - or_, -2, 2);
03204
03205
03206
03207 if (rating <= 64 && waiting_avg >= 100) {
03208 int dec = Random() & 0x1F;
03209 if (waiting_avg < 200) dec &= 7;
03210 waiting -= (dec + 1) * num_dests;
03211 waiting_changed = true;
03212 }
03213
03214
03215 if (rating <= 127 && waiting != 0) {
03216 uint32 r = Random();
03217 if (rating <= (int)GB(r, 0, 7)) {
03218
03219 waiting = max((int)waiting - (int)((GB(r, 8, 2) - 1) * num_dests), 0);
03220 waiting_changed = true;
03221 }
03222 }
03223
03224
03225
03226
03227 static const uint WAITING_CARGO_THRESHOLD = 1 << 12;
03228 static const uint WAITING_CARGO_CUT_FACTOR = 1 << 6;
03229 static const uint MAX_WAITING_CARGO = 1 << 15;
03230
03231 if (waiting > WAITING_CARGO_THRESHOLD) {
03232 uint difference = waiting - WAITING_CARGO_THRESHOLD;
03233 waiting -= (difference / WAITING_CARGO_CUT_FACTOR);
03234
03235 waiting = min(waiting, MAX_WAITING_CARGO);
03236 waiting_changed = true;
03237 }
03238
03239 if (waiting_changed) {
03240
03241
03242
03243 ge->max_waiting_cargo = 0;
03244
03245
03246
03247
03248 StationCargoAmountMap waiting_per_source;
03249 ge->cargo.CountAndTruncate(waiting, waiting_per_source);
03250 for (StationCargoAmountMap::iterator i(waiting_per_source.begin()); i != waiting_per_source.end(); ++i) {
03251 Station *source_station = Station::GetIfValid(i->first);
03252 if (source_station == NULL) continue;
03253
03254 GoodsEntry &source_ge = source_station->goods[cs->Index()];
03255 source_ge.max_waiting_cargo = max(source_ge.max_waiting_cargo, i->second);
03256 }
03257 } else {
03258
03259 ge->max_waiting_cargo = waiting_avg;
03260 }
03261 }
03262 }
03263 }
03264
03265 StationID index = st->index;
03266 if (waiting_changed) {
03267 SetWindowDirty(WC_STATION_VIEW, index);
03268 } else {
03269 SetWindowWidgetDirty(WC_STATION_VIEW, index, WID_SV_ACCEPT_RATING_LIST);
03270 }
03271 }
03272
03279 void DeleteStaleFlows(StationID at, CargoID c_id, StationID to)
03280 {
03281 FlowStatMap &flows = Station::Get(at)->goods[c_id].flows;
03282 for (FlowStatMap::iterator f_it = flows.begin(); f_it != flows.end();) {
03283 FlowStat &s_flows = f_it->second;
03284 s_flows.EraseShare(to);
03285 if (s_flows.GetShares()->empty()) {
03286 flows.erase(f_it++);
03287 } else {
03288 ++f_it;
03289 }
03290 }
03291 }
03292
03299 uint GetMovingAverageLength(const Station *from, const Station *to)
03300 {
03301 return LinkStat::MIN_AVERAGE_LENGTH + (DistanceManhattan(from->xy, to->xy) >> 2);
03302 }
03303
03307 void Station::RunAverages()
03308 {
03309 for (int goods_index = 0; goods_index < NUM_CARGO; ++goods_index) {
03310 LinkStatMap &links = this->goods[goods_index].link_stats;
03311 for (LinkStatMap::iterator i = links.begin(); i != links.end();) {
03312 StationID id = i->first;
03313 if (Station::IsValidID(id)) {
03314 i->second.Decrease();
03315 if (i->second.IsValid()) {
03316 ++i;
03317 } else {
03318 DeleteStaleFlows(this->index, goods_index, id);
03319 this->goods[goods_index].cargo.RerouteStalePackets(id);
03320 links.erase(i++);
03321 }
03322 } else {
03323 this->goods[goods_index].cargo.RerouteStalePackets(id);
03324 links.erase(i++);
03325 }
03326 }
03327
03328 if (_settings_game.linkgraph.GetDistributionType(goods_index) == DT_MANUAL) {
03329 this->goods[goods_index].flows.clear();
03330 }
03331 }
03332 }
03333
03342 void IncreaseStats(Station *st, CargoID cargo, StationID next_station_id, uint capacity, uint usage)
03343 {
03344 LinkStatMap &stats = st->goods[cargo].link_stats;
03345 LinkStatMap::iterator i = stats.find(next_station_id);
03346 if (i == stats.end()) {
03347 assert(st->index != next_station_id);
03348 stats.insert(std::make_pair(next_station_id, LinkStat(
03349 GetMovingAverageLength(st,
03350 Station::Get(next_station_id)), capacity,
03351 usage == UINT_MAX ? 0 : usage)));
03352 } else {
03353 if (usage == UINT_MAX) {
03354 i->second.Refresh(capacity);
03355 } else {
03356 assert(capacity >= usage);
03357 i->second.Increase(capacity, usage);
03358 }
03359 assert(i->second.IsValid());
03360 }
03361 }
03362
03369 void IncreaseStats(Station *st, const Vehicle *front, StationID next_station_id)
03370 {
03371 for (const Vehicle *v = front; v != NULL; v = v->Next()) {
03372 if (v->refit_cap > 0) {
03373 IncreaseStats(st, v->cargo_type, next_station_id, v->refit_cap, v->cargo.Count());
03374 }
03375 }
03376 }
03377
03378
03379 static void StationHandleSmallTick(BaseStation *st)
03380 {
03381 if ((st->facilities & FACIL_WAYPOINT) != 0 || !st->IsInUse()) return;
03382
03383 byte b = st->delete_ctr + 1;
03384 if (b >= STATION_RATING_TICKS) b = 0;
03385 st->delete_ctr = b;
03386
03387 if (b == 0) UpdateStationRating(Station::From(st));
03388 }
03389
03390 void OnTick_Station()
03391 {
03392 if (_game_mode == GM_EDITOR) return;
03393
03394 RunAverages<Station>();
03395
03396 BaseStation *st;
03397 FOR_ALL_BASE_STATIONS(st) {
03398 StationHandleSmallTick(st);
03399
03400
03401
03402
03403 if ((_tick_counter + st->index) % STATION_ACCEPTANCE_TICKS == 0) {
03404
03405 if (!StationHandleBigTick(st)) continue;
03406 TriggerStationAnimation(st, st->xy, SAT_250_TICKS);
03407 if (Station::IsExpected(st)) AirportAnimationTrigger(Station::From(st), AAT_STATION_250_TICKS);
03408 }
03409 }
03410 }
03411
03413 void StationMonthlyLoop()
03414 {
03415 Station *st;
03416
03417 FOR_ALL_STATIONS(st) {
03418 for (CargoID i = 0; i < NUM_CARGO; i++) {
03419 GoodsEntry *ge = &st->goods[i];
03420 SB(ge->acceptance_pickup, GoodsEntry::GES_LAST_MONTH, 1, GB(ge->acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH, 1));
03421 ClrBit(ge->acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH);
03422 ge->supply = ge->supply_new;
03423 ge->supply_new = 0;
03424 }
03425 }
03426 }
03427
03428
03429 void ModifyStationRatingAround(TileIndex tile, Owner owner, int amount, uint radius)
03430 {
03431 Station *st;
03432
03433 FOR_ALL_STATIONS(st) {
03434 if (st->owner == owner &&
03435 DistanceManhattan(tile, st->xy) <= radius) {
03436 for (CargoID i = 0; i < NUM_CARGO; i++) {
03437 GoodsEntry *ge = &st->goods[i];
03438
03439 if (ge->acceptance_pickup != 0) {
03440 ge->rating = Clamp(ge->rating + amount, 0, 255);
03441 }
03442 }
03443 }
03444 }
03445 }
03446
03447 static uint UpdateStationWaiting(Station *st, CargoID type, uint amount, SourceType source_type, SourceID source_id)
03448 {
03449
03450
03451 if (!CargoPacket::CanAllocateItem()) return 0;
03452
03453 GoodsEntry &ge = st->goods[type];
03454 amount += ge.amount_fract;
03455 ge.amount_fract = GB(amount, 0, 8);
03456
03457 amount >>= 8;
03458
03459 if (amount == 0) return 0;
03460
03461 StationID next = ge.GetVia(st->index);
03462
03463 ge.cargo.Append(next, new CargoPacket(st->index, st->xy, amount, source_type, source_id));
03464 ge.supply_new += amount;
03465
03466 if (!HasBit(ge.acceptance_pickup, GoodsEntry::GES_PICKUP)) {
03467 InvalidateWindowData(WC_STATION_LIST, st->index);
03468 SetBit(ge.acceptance_pickup, GoodsEntry::GES_PICKUP);
03469 }
03470
03471 TriggerStationAnimation(st, st->xy, SAT_NEW_CARGO, type);
03472 AirportAnimationTrigger(st, AAT_STATION_NEW_CARGO, type);
03473
03474 SetWindowDirty(WC_STATION_VIEW, st->index);
03475 st->MarkTilesDirty(true);
03476 return amount;
03477 }
03478
03479 static bool IsUniqueStationName(const char *name)
03480 {
03481 const Station *st;
03482
03483 FOR_ALL_STATIONS(st) {
03484 if (st->name != NULL && strcmp(st->name, name) == 0) return false;
03485 }
03486
03487 return true;
03488 }
03489
03499 CommandCost CmdRenameStation(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
03500 {
03501 Station *st = Station::GetIfValid(p1);
03502 if (st == NULL) return CMD_ERROR;
03503
03504 CommandCost ret = CheckOwnership(st->owner);
03505 if (ret.Failed()) return ret;
03506
03507 bool reset = StrEmpty(text);
03508
03509 if (!reset) {
03510 if (Utf8StringLength(text) >= MAX_LENGTH_STATION_NAME_CHARS) return CMD_ERROR;
03511 if (!IsUniqueStationName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
03512 }
03513
03514 if (flags & DC_EXEC) {
03515 free(st->name);
03516 st->name = reset ? NULL : strdup(text);
03517
03518 st->UpdateVirtCoord();
03519 InvalidateWindowData(WC_STATION_LIST, st->owner, 1);
03520 }
03521
03522 return CommandCost();
03523 }
03524
03531 void FindStationsAroundTiles(const TileArea &location, StationList *stations)
03532 {
03533
03534 uint max_rad = (_settings_game.station.modified_catchment ? MAX_CATCHMENT : CA_UNMODIFIED);
03535
03536 uint x = TileX(location.tile);
03537 uint y = TileY(location.tile);
03538
03539 uint min_x = (x > max_rad) ? x - max_rad : 0;
03540 uint max_x = x + location.w + max_rad;
03541 uint min_y = (y > max_rad) ? y - max_rad : 0;
03542 uint max_y = y + location.h + max_rad;
03543
03544 if (min_x == 0 && _settings_game.construction.freeform_edges) min_x = 1;
03545 if (min_y == 0 && _settings_game.construction.freeform_edges) min_y = 1;
03546 if (max_x >= MapSizeX()) max_x = MapSizeX() - 1;
03547 if (max_y >= MapSizeY()) max_y = MapSizeY() - 1;
03548
03549 for (uint cy = min_y; cy < max_y; cy++) {
03550 for (uint cx = min_x; cx < max_x; cx++) {
03551 TileIndex cur_tile = TileXY(cx, cy);
03552 if (!IsTileType(cur_tile, MP_STATION)) continue;
03553
03554 Station *st = Station::GetByTile(cur_tile);
03555
03556 if (st == NULL) continue;
03557
03558 if (_settings_game.station.modified_catchment) {
03559 int rad = st->GetCatchmentRadius();
03560 int rad_x = cx - x;
03561 int rad_y = cy - y;
03562
03563 if (rad_x < -rad || rad_x >= rad + location.w) continue;
03564 if (rad_y < -rad || rad_y >= rad + location.h) continue;
03565 }
03566
03567
03568
03569
03570 stations->Include(st);
03571 }
03572 }
03573 }
03574
03579 const StationList *StationFinder::GetStations()
03580 {
03581 if (this->tile != INVALID_TILE) {
03582 FindStationsAroundTiles(*this, &this->stations);
03583 this->tile = INVALID_TILE;
03584 }
03585 return &this->stations;
03586 }
03587
03588 uint MoveGoodsToStation(CargoID type, uint amount, SourceType source_type, SourceID source_id, const StationList *all_stations)
03589 {
03590
03591 if (amount == 0) return 0;
03592
03593 Station *st1 = NULL;
03594 Station *st2 = NULL;
03595 uint best_rating1 = 0;
03596 uint best_rating2 = 0;
03597
03598 for (Station * const *st_iter = all_stations->Begin(); st_iter != all_stations->End(); ++st_iter) {
03599 Station *st = *st_iter;
03600
03601
03602 if (st->town->exclusive_counter > 0 && st->town->exclusivity != st->owner) continue;
03603
03604 if (st->goods[type].rating == 0) continue;
03605
03606 if (_settings_game.order.selectgoods && st->goods[type].last_speed == 0) continue;
03607
03608 if (IsCargoInClass(type, CC_PASSENGERS)) {
03609 if (st->facilities == FACIL_TRUCK_STOP) continue;
03610 } else {
03611 if (st->facilities == FACIL_BUS_STOP) continue;
03612 }
03613
03614
03615 if (st1 == NULL || st->goods[type].rating >= best_rating1) {
03616 st2 = st1; best_rating2 = best_rating1; st1 = st; best_rating1 = st->goods[type].rating;
03617 } else if (st2 == NULL || st->goods[type].rating >= best_rating2) {
03618 st2 = st; best_rating2 = st->goods[type].rating;
03619 }
03620 }
03621
03622
03623 if (st1 == NULL) return 0;
03624
03625
03626
03627 amount *= best_rating1 + 1;
03628
03629 if (st2 == NULL) {
03630
03631 return UpdateStationWaiting(st1, type, amount, source_type, source_id);
03632 }
03633
03634
03635 assert(st1 != NULL);
03636 assert(st2 != NULL);
03637 assert(best_rating1 != 0 || best_rating2 != 0);
03638
03639
03640
03641
03642
03643
03644 uint worst_cargo = amount * best_rating2 / (best_rating1 + best_rating2);
03645 assert(worst_cargo <= (amount - worst_cargo));
03646
03647
03648 uint moved = UpdateStationWaiting(st1, type, amount - worst_cargo, source_type, source_id);
03649
03650
03651 return moved + UpdateStationWaiting(st2, type, worst_cargo, source_type, source_id);
03652 }
03653
03654 void BuildOilRig(TileIndex tile)
03655 {
03656 if (!Station::CanAllocateItem()) {
03657 DEBUG(misc, 0, "Can't allocate station for oilrig at 0x%X, reverting to oilrig only", tile);
03658 return;
03659 }
03660
03661 Station *st = new Station(tile);
03662 st->town = ClosestTownFromTile(tile, UINT_MAX);
03663
03664 st->string_id = GenerateStationName(st, tile, STATIONNAMING_OILRIG);
03665
03666 assert(IsTileType(tile, MP_INDUSTRY));
03667 DeleteAnimatedTile(tile);
03668 MakeOilrig(tile, st->index, GetWaterClass(tile));
03669
03670 st->owner = OWNER_NONE;
03671 st->airport.type = AT_OILRIG;
03672 st->airport.Add(tile);
03673 st->dock_tile = tile;
03674 st->facilities = FACIL_AIRPORT | FACIL_DOCK;
03675 st->build_date = _date;
03676
03677 st->rect.BeforeAddTile(tile, StationRect::ADD_FORCE);
03678
03679 for (CargoID j = 0; j < NUM_CARGO; j++) {
03680 st->goods[j].acceptance_pickup = 0;
03681 st->goods[j].days_since_pickup = 255;
03682 st->goods[j].rating = INITIAL_STATION_RATING;
03683 st->goods[j].last_speed = 0;
03684 st->goods[j].last_age = 255;
03685 }
03686
03687 st->UpdateVirtCoord();
03688 UpdateStationAcceptance(st, false);
03689 st->RecomputeIndustriesNear();
03690 }
03691
03692 void DeleteOilRig(TileIndex tile)
03693 {
03694 Station *st = Station::GetByTile(tile);
03695
03696 MakeWaterKeepingClass(tile, OWNER_NONE);
03697
03698 st->dock_tile = INVALID_TILE;
03699 st->airport.Clear();
03700 st->facilities &= ~(FACIL_AIRPORT | FACIL_DOCK);
03701 st->airport.flags = 0;
03702
03703 st->rect.AfterRemoveTile(st, tile);
03704
03705 st->UpdateVirtCoord();
03706 st->RecomputeIndustriesNear();
03707 if (!st->IsInUse()) delete st;
03708 }
03709
03710 static void ChangeTileOwner_Station(TileIndex tile, Owner old_owner, Owner new_owner)
03711 {
03712 if (IsRoadStopTile(tile)) {
03713 for (RoadType rt = ROADTYPE_ROAD; rt < ROADTYPE_END; rt++) {
03714
03715 if (GetRoadOwner(tile, rt) == old_owner) {
03716 if (HasTileRoadType(tile, rt)) {
03717
03718 Company::Get(old_owner)->infrastructure.road[rt] -= 2;
03719 if (new_owner != INVALID_OWNER) Company::Get(new_owner)->infrastructure.road[rt] += 2;
03720 }
03721 SetRoadOwner(tile, rt, new_owner == INVALID_OWNER ? OWNER_NONE : new_owner);
03722 }
03723 }
03724 }
03725
03726 if (!IsTileOwner(tile, old_owner)) return;
03727
03728 if (new_owner != INVALID_OWNER) {
03729
03730
03731
03732
03733 Company *old_company = Company::Get(old_owner);
03734 Company *new_company = Company::Get(new_owner);
03735
03736
03737 switch (GetStationType(tile)) {
03738 case STATION_RAIL:
03739 case STATION_WAYPOINT:
03740 if (!IsStationTileBlocked(tile)) {
03741 old_company->infrastructure.rail[GetRailType(tile)]--;
03742 new_company->infrastructure.rail[GetRailType(tile)]++;
03743 }
03744 break;
03745
03746 case STATION_BUS:
03747 case STATION_TRUCK:
03748
03749 break;
03750
03751 case STATION_BUOY:
03752 case STATION_DOCK:
03753 if (GetWaterClass(tile) == WATER_CLASS_CANAL) {
03754 old_company->infrastructure.water--;
03755 new_company->infrastructure.water++;
03756 }
03757 break;
03758
03759 default:
03760 break;
03761 }
03762
03763
03764 if (!IsBuoy(tile) && !IsAirport(tile)) {
03765 old_company->infrastructure.station--;
03766 new_company->infrastructure.station++;
03767 }
03768
03769
03770 SetTileOwner(tile, new_owner);
03771 InvalidateWindowClassesData(WC_STATION_LIST, 0);
03772 } else {
03773 if (IsDriveThroughStopTile(tile)) {
03774
03775 DoCommand(tile, 1 | 1 << 8, (GetStationType(tile) == STATION_TRUCK) ? ROADSTOP_TRUCK : ROADSTOP_BUS, DC_EXEC | DC_BANKRUPT, CMD_REMOVE_ROAD_STOP);
03776 assert(IsTileType(tile, MP_ROAD));
03777
03778 ChangeTileOwner(tile, old_owner, new_owner);
03779 } else {
03780 DoCommand(tile, 0, 0, DC_EXEC | DC_BANKRUPT, CMD_LANDSCAPE_CLEAR);
03781
03782
03783
03784 if ((IsTileType(tile, MP_WATER) || IsBuoyTile(tile)) && IsTileOwner(tile, old_owner)) SetTileOwner(tile, OWNER_NONE);
03785 }
03786 }
03787 }
03788
03797 static bool CanRemoveRoadWithStop(TileIndex tile, DoCommandFlag flags)
03798 {
03799
03800 if (_current_company == OWNER_WATER) return true;
03801
03802 RoadTypes rts = GetRoadTypes(tile);
03803 if (HasBit(rts, ROADTYPE_TRAM)) {
03804 Owner tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
03805 if (tram_owner != OWNER_NONE && CheckOwnership(tram_owner).Failed()) return false;
03806 }
03807 if (HasBit(rts, ROADTYPE_ROAD)) {
03808 Owner road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
03809 if (road_owner != OWNER_TOWN) {
03810 if (road_owner != OWNER_NONE && CheckOwnership(road_owner).Failed()) return false;
03811 } else {
03812 if (CheckAllowRemoveRoad(tile, GetAnyRoadBits(tile, ROADTYPE_ROAD), OWNER_TOWN, ROADTYPE_ROAD, flags).Failed()) return false;
03813 }
03814 }
03815
03816 return true;
03817 }
03818
03825 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags)
03826 {
03827 if (flags & DC_AUTO) {
03828 switch (GetStationType(tile)) {
03829 default: break;
03830 case STATION_RAIL: return_cmd_error(STR_ERROR_MUST_DEMOLISH_RAILROAD);
03831 case STATION_WAYPOINT: return_cmd_error(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
03832 case STATION_AIRPORT: return_cmd_error(STR_ERROR_MUST_DEMOLISH_AIRPORT_FIRST);
03833 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);
03834 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);
03835 case STATION_BUOY: return_cmd_error(STR_ERROR_BUOY_IN_THE_WAY);
03836 case STATION_DOCK: return_cmd_error(STR_ERROR_MUST_DEMOLISH_DOCK_FIRST);
03837 case STATION_OILRIG:
03838 SetDParam(1, STR_INDUSTRY_NAME_OIL_RIG);
03839 return_cmd_error(STR_ERROR_GENERIC_OBJECT_IN_THE_WAY);
03840 }
03841 }
03842
03843 switch (GetStationType(tile)) {
03844 case STATION_RAIL: return RemoveRailStation(tile, flags);
03845 case STATION_WAYPOINT: return RemoveRailWaypoint(tile, flags);
03846 case STATION_AIRPORT: return RemoveAirport(tile, flags);
03847 case STATION_TRUCK:
03848 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03849 return_cmd_error(STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
03850 }
03851 return RemoveRoadStop(tile, flags);
03852 case STATION_BUS:
03853 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03854 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
03855 }
03856 return RemoveRoadStop(tile, flags);
03857 case STATION_BUOY: return RemoveBuoy(tile, flags);
03858 case STATION_DOCK: return RemoveDock(tile, flags);
03859 default: break;
03860 }
03861
03862 return CMD_ERROR;
03863 }
03864
03865 static CommandCost TerraformTile_Station(TileIndex tile, DoCommandFlag flags, int z_new, Slope tileh_new)
03866 {
03867 if (_settings_game.construction.build_on_slopes && AutoslopeEnabled()) {
03868
03869
03870
03871 if (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new)) {
03872 switch (GetStationType(tile)) {
03873 case STATION_WAYPOINT:
03874 case STATION_RAIL: {
03875 DiagDirection direction = AxisToDiagDir(GetRailStationAxis(tile));
03876 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03877 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03878 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03879 }
03880
03881 case STATION_AIRPORT:
03882 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03883
03884 case STATION_TRUCK:
03885 case STATION_BUS: {
03886 DiagDirection direction = GetRoadStopDir(tile);
03887 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03888 if (IsDriveThroughStopTile(tile)) {
03889 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03890 }
03891 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03892 }
03893
03894 default: break;
03895 }
03896 }
03897 }
03898 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
03899 }
03900
03906 uint FlowStat::GetShare(StationID st) const
03907 {
03908 uint32 prev = 0;
03909 for (SharesMap::const_iterator it = this->shares.begin(); it != this->shares.end(); ++it) {
03910 if (it->second == st) {
03911 return it->first - prev;
03912 } else {
03913 prev = it->first;
03914 }
03915 }
03916 return 0;
03917 }
03918
03924 StationID FlowStat::GetVia(StationID excluded) const
03925 {
03926 assert(!this->shares.empty());
03927 uint max = (--this->shares.end())->first - 1;
03928 SharesMap::const_iterator it = this->shares.upper_bound(RandomRange(max));
03929 assert(it != this->shares.end());
03930 if (it->second != excluded) {
03931 return it->second;
03932 } else {
03933 uint end = it->first;
03934 if (end - 1 == max) return INVALID_STATION;
03935 uint begin = (it == this->shares.begin() ? 0 : (--it)->first);
03936 uint rand = RandomRange(max - (end - begin));
03937 if (rand < begin) {
03938 return this->shares.upper_bound(rand)->second;
03939 } else {
03940 return this->shares.upper_bound(rand + (end - begin))->second;
03941 }
03942 }
03943 }
03944
03949 void FlowStat::EraseShare(StationID st)
03950 {
03951 uint32 removed_shares = 0;
03952 uint32 last_share = 0;
03953 SharesMap new_shares;
03954 for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
03955 if (it->second == st) {
03956 removed_shares += it->first - last_share;
03957 } else {
03958 new_shares[it->first - removed_shares] = it->second;
03959 }
03960 last_share = it->first;
03961 }
03962 this->shares.swap(new_shares);
03963 for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
03964 assert(it->second != st);
03965 }
03966 }
03967
03973 uint GoodsEntry::GetSumFlowVia(StationID via) const
03974 {
03975 uint ret = 0;
03976 for (FlowStatMap::const_iterator i = this->flows.begin(); i != this->flows.end(); ++i) {
03977 ret += i->second.GetShare(via);
03978 }
03979 return ret;
03980 }
03981
03982 extern const TileTypeProcs _tile_type_station_procs = {
03983 DrawTile_Station,
03984 GetSlopePixelZ_Station,
03985 ClearTile_Station,
03986 NULL,
03987 GetTileDesc_Station,
03988 GetTileTrackStatus_Station,
03989 ClickTile_Station,
03990 AnimateTile_Station,
03991 TileLoop_Station,
03992 ChangeTileOwner_Station,
03993 NULL,
03994 VehicleEnter_Station,
03995 GetFoundation_Station,
03996 TerraformTile_Station,
03997 };