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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, NS_ACCEPTANCE, 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
00639 static void DeleteStationIfEmpty(BaseStation *st)
00640 {
00641 if (!st->IsInUse()) {
00642 st->delete_ctr = 0;
00643 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
00644 }
00645
00646 UpdateStationSignCoord(st);
00647 }
00648
00649 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags);
00650
00660 CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool allow_steep, bool check_bridge = true)
00661 {
00662 if (check_bridge && MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) {
00663 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00664 }
00665
00666 CommandCost ret = EnsureNoVehicleOnGround(tile);
00667 if (ret.Failed()) return ret;
00668
00669 int z;
00670 Slope tileh = GetTileSlope(tile, &z);
00671
00672
00673
00674
00675
00676 if ((!allow_steep && IsSteepSlope(tileh)) ||
00677 ((!_settings_game.construction.build_on_slopes) && tileh != SLOPE_FLAT)) {
00678 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00679 }
00680
00681 CommandCost cost(EXPENSES_CONSTRUCTION);
00682 int flat_z = z + GetSlopeMaxZ(tileh);
00683 if (tileh != SLOPE_FLAT) {
00684
00685 for (DiagDirection dir = DIAGDIR_BEGIN; dir != DIAGDIR_END; dir++) {
00686 if (HasBit(invalid_dirs, dir) && !CanBuildDepotByTileh(dir, tileh)) {
00687 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00688 }
00689 }
00690 cost.AddCost(_price[PR_BUILD_FOUNDATION]);
00691 }
00692
00693
00694 if (allowed_z < 0) {
00695
00696 allowed_z = flat_z;
00697 } else if (allowed_z != flat_z) {
00698 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00699 }
00700
00701 return cost;
00702 }
00703
00710 CommandCost CheckFlatLand(TileArea tile_area, DoCommandFlag flags)
00711 {
00712 CommandCost cost(EXPENSES_CONSTRUCTION);
00713 int allowed_z = -1;
00714
00715 TILE_AREA_LOOP(tile_cur, tile_area) {
00716 CommandCost ret = CheckBuildableTile(tile_cur, 0, allowed_z, true);
00717 if (ret.Failed()) return ret;
00718 cost.AddCost(ret);
00719
00720 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00721 if (ret.Failed()) return ret;
00722 cost.AddCost(ret);
00723 }
00724
00725 return cost;
00726 }
00727
00742 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)
00743 {
00744 CommandCost cost(EXPENSES_CONSTRUCTION);
00745 int allowed_z = -1;
00746 uint invalid_dirs = 5 << axis;
00747
00748 const StationSpec *statspec = StationClass::Get(spec_class, spec_index);
00749 bool slope_cb = statspec != NULL && HasBit(statspec->callback_mask, CBM_STATION_SLOPE_CHECK);
00750
00751 TILE_AREA_LOOP(tile_cur, tile_area) {
00752 CommandCost ret = CheckBuildableTile(tile_cur, invalid_dirs, allowed_z, false);
00753 if (ret.Failed()) return ret;
00754 cost.AddCost(ret);
00755
00756 if (slope_cb) {
00757
00758 ret = PerformStationTileSlopeCheck(tile_area.tile, tile_cur, statspec, axis, plat_len, numtracks);
00759 if (ret.Failed()) return ret;
00760 }
00761
00762
00763
00764
00765 if (station != NULL && IsTileType(tile_cur, MP_STATION)) {
00766 if (!IsRailStation(tile_cur)) {
00767 return ClearTile_Station(tile_cur, DC_AUTO);
00768 } else {
00769 StationID st = GetStationIndex(tile_cur);
00770 if (*station == INVALID_STATION) {
00771 *station = st;
00772 } else if (*station != st) {
00773 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00774 }
00775 }
00776 } else {
00777
00778
00779 if (rt != INVALID_RAILTYPE &&
00780 IsPlainRailTile(tile_cur) && !HasSignals(tile_cur) &&
00781 HasPowerOnRail(GetRailType(tile_cur), rt)) {
00782
00783
00784
00785
00786
00787
00788 TrackBits tracks = GetTrackBits(tile_cur);
00789 Track track = RemoveFirstTrack(&tracks);
00790 Track expected_track = HasBit(invalid_dirs, DIAGDIR_NE) ? TRACK_X : TRACK_Y;
00791
00792 if (tracks == TRACK_BIT_NONE && track == expected_track) {
00793
00794 if (HasBit(GetRailReservationTrackBits(tile_cur), track)) {
00795 Train *v = GetTrainForReservation(tile_cur, track);
00796 if (v != NULL) {
00797 *affected_vehicles.Append() = v;
00798 }
00799 }
00800 CommandCost ret = DoCommand(tile_cur, 0, track, flags, CMD_REMOVE_SINGLE_RAIL);
00801 if (ret.Failed()) return ret;
00802 cost.AddCost(ret);
00803
00804 continue;
00805 }
00806 }
00807 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00808 if (ret.Failed()) return ret;
00809 cost.AddCost(ret);
00810 }
00811 }
00812
00813 return cost;
00814 }
00815
00828 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)
00829 {
00830 CommandCost cost(EXPENSES_CONSTRUCTION);
00831 int allowed_z = -1;
00832
00833 TILE_AREA_LOOP(cur_tile, tile_area) {
00834 CommandCost ret = CheckBuildableTile(cur_tile, invalid_dirs, allowed_z, !is_drive_through);
00835 if (ret.Failed()) return ret;
00836 cost.AddCost(ret);
00837
00838
00839
00840
00841 if (station != NULL && IsTileType(cur_tile, MP_STATION)) {
00842 if (!IsRoadStop(cur_tile)) {
00843 return ClearTile_Station(cur_tile, DC_AUTO);
00844 } else {
00845 if (is_truck_stop != IsTruckStop(cur_tile) ||
00846 is_drive_through != IsDriveThroughStopTile(cur_tile)) {
00847 return ClearTile_Station(cur_tile, DC_AUTO);
00848 }
00849
00850 if (is_drive_through && IsDriveThroughStopTile(cur_tile) && DiagDirToAxis(GetRoadStopDir(cur_tile)) != axis){
00851 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00852 }
00853 StationID st = GetStationIndex(cur_tile);
00854 if (*station == INVALID_STATION) {
00855 *station = st;
00856 } else if (*station != st) {
00857 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00858 }
00859 }
00860 } else {
00861 bool build_over_road = is_drive_through && IsNormalRoadTile(cur_tile);
00862
00863 RoadBits rb = IsNormalRoadTile(cur_tile) ? GetAllRoadBits(cur_tile) : ROAD_NONE;
00864 if (build_over_road && (rb & (axis == AXIS_X ? ROAD_Y : ROAD_X)) != 0) {
00865
00866 switch (CountBits(rb)) {
00867 case 1:
00868 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00869
00870 case 2:
00871 if (rb == ROAD_X || rb == ROAD_Y) return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00872 return_cmd_error(STR_ERROR_DRIVE_THROUGH_CORNER);
00873
00874 default:
00875 return_cmd_error(STR_ERROR_DRIVE_THROUGH_JUNCTION);
00876 }
00877 }
00878
00879 RoadTypes cur_rts = IsNormalRoadTile(cur_tile) ? GetRoadTypes(cur_tile) : ROADTYPES_NONE;
00880 uint num_roadbits = 0;
00881 if (build_over_road) {
00882
00883 if (HasBit(cur_rts, ROADTYPE_ROAD)) {
00884 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
00885 if (road_owner == OWNER_TOWN) {
00886 if (!_settings_game.construction.road_stop_on_town_road) return_cmd_error(STR_ERROR_DRIVE_THROUGH_ON_TOWN_ROAD);
00887 } else if (!_settings_game.construction.road_stop_on_competitor_road && road_owner != OWNER_NONE) {
00888 CommandCost ret = CheckOwnership(road_owner);
00889 if (ret.Failed()) return ret;
00890 }
00891 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_ROAD));
00892 }
00893
00894
00895 if (HasBit(cur_rts, ROADTYPE_TRAM)) {
00896 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
00897 if (!_settings_game.construction.road_stop_on_competitor_road && tram_owner != OWNER_NONE) {
00898 CommandCost ret = CheckOwnership(tram_owner);
00899 if (ret.Failed()) return ret;
00900 }
00901 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_TRAM));
00902 }
00903
00904
00905 rts |= cur_rts;
00906 } else {
00907 ret = DoCommand(cur_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00908 if (ret.Failed()) return ret;
00909 cost.AddCost(ret);
00910 }
00911
00912 uint roadbits_to_build = CountBits(rts) * 2 - num_roadbits;
00913 cost.AddCost(_price[PR_BUILD_ROAD] * roadbits_to_build);
00914 }
00915 }
00916
00917 return cost;
00918 }
00919
00927 CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta, Axis axis)
00928 {
00929 TileArea cur_ta = st->train_station;
00930
00931
00932 int x = min(TileX(cur_ta.tile), TileX(new_ta.tile));
00933 int y = min(TileY(cur_ta.tile), TileY(new_ta.tile));
00934 new_ta.w = max(TileX(cur_ta.tile) + cur_ta.w, TileX(new_ta.tile) + new_ta.w) - x;
00935 new_ta.h = max(TileY(cur_ta.tile) + cur_ta.h, TileY(new_ta.tile) + new_ta.h) - y;
00936 new_ta.tile = TileXY(x, y);
00937
00938
00939 if (new_ta.w > _settings_game.station.station_spread || new_ta.h > _settings_game.station.station_spread) {
00940 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
00941 }
00942
00943 return CommandCost();
00944 }
00945
00946 static inline byte *CreateSingle(byte *layout, int n)
00947 {
00948 int i = n;
00949 do *layout++ = 0; while (--i);
00950 layout[((n - 1) >> 1) - n] = 2;
00951 return layout;
00952 }
00953
00954 static inline byte *CreateMulti(byte *layout, int n, byte b)
00955 {
00956 int i = n;
00957 do *layout++ = b; while (--i);
00958 if (n > 4) {
00959 layout[0 - n] = 0;
00960 layout[n - 1 - n] = 0;
00961 }
00962 return layout;
00963 }
00964
00972 void GetStationLayout(byte *layout, int numtracks, int plat_len, const StationSpec *statspec)
00973 {
00974 if (statspec != NULL && statspec->lengths >= plat_len &&
00975 statspec->platforms[plat_len - 1] >= numtracks &&
00976 statspec->layouts[plat_len - 1][numtracks - 1]) {
00977
00978 memcpy(layout, statspec->layouts[plat_len - 1][numtracks - 1],
00979 plat_len * numtracks);
00980 return;
00981 }
00982
00983 if (plat_len == 1) {
00984 CreateSingle(layout, numtracks);
00985 } else {
00986 if (numtracks & 1) layout = CreateSingle(layout, plat_len);
00987 numtracks >>= 1;
00988
00989 while (--numtracks >= 0) {
00990 layout = CreateMulti(layout, plat_len, 4);
00991 layout = CreateMulti(layout, plat_len, 6);
00992 }
00993 }
00994 }
00995
01007 template <class T, StringID error_message>
01008 CommandCost FindJoiningBaseStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, T **st)
01009 {
01010 assert(*st == NULL);
01011 bool check_surrounding = true;
01012
01013 if (_settings_game.station.adjacent_stations) {
01014 if (existing_station != INVALID_STATION) {
01015 if (adjacent && existing_station != station_to_join) {
01016
01017
01018 return_cmd_error(error_message);
01019 } else {
01020
01021
01022 *st = T::GetIfValid(existing_station);
01023 check_surrounding = (*st == NULL);
01024 }
01025 } else {
01026
01027
01028 if (adjacent) check_surrounding = false;
01029 }
01030 }
01031
01032 if (check_surrounding) {
01033
01034 CommandCost ret = GetStationAround(ta, existing_station, st);
01035 if (ret.Failed()) return ret;
01036 }
01037
01038
01039 if (*st == NULL && station_to_join != INVALID_STATION) *st = T::GetIfValid(station_to_join);
01040
01041 return CommandCost();
01042 }
01043
01053 static CommandCost FindJoiningStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01054 {
01055 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_RAILWAY_STATION_FIRST>(existing_station, station_to_join, adjacent, ta, st);
01056 }
01057
01067 CommandCost FindJoiningWaypoint(StationID existing_waypoint, StationID waypoint_to_join, bool adjacent, TileArea ta, Waypoint **wp)
01068 {
01069 return FindJoiningBaseStation<Waypoint, STR_ERROR_MUST_REMOVE_RAILWAYPOINT_FIRST>(existing_waypoint, waypoint_to_join, adjacent, ta, wp);
01070 }
01071
01089 CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01090 {
01091
01092 RailType rt = Extract<RailType, 0, 4>(p1);
01093 Axis axis = Extract<Axis, 4, 1>(p1);
01094 byte numtracks = GB(p1, 8, 8);
01095 byte plat_len = GB(p1, 16, 8);
01096 bool adjacent = HasBit(p1, 24);
01097
01098 StationClassID spec_class = Extract<StationClassID, 0, 8>(p2);
01099 byte spec_index = GB(p2, 8, 8);
01100 StationID station_to_join = GB(p2, 16, 16);
01101
01102
01103 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile_org, flags);
01104 if (ret.Failed()) return ret;
01105
01106 if (!ValParamRailtype(rt)) return CMD_ERROR;
01107
01108
01109 if ((uint)spec_class >= StationClass::GetCount() || spec_class == STAT_CLASS_WAYP) return CMD_ERROR;
01110 if (spec_index >= StationClass::GetCount(spec_class)) return CMD_ERROR;
01111 if (plat_len == 0 || numtracks == 0) return CMD_ERROR;
01112
01113 int w_org, h_org;
01114 if (axis == AXIS_X) {
01115 w_org = plat_len;
01116 h_org = numtracks;
01117 } else {
01118 h_org = plat_len;
01119 w_org = numtracks;
01120 }
01121
01122 bool reuse = (station_to_join != NEW_STATION);
01123 if (!reuse) station_to_join = INVALID_STATION;
01124 bool distant_join = (station_to_join != INVALID_STATION);
01125
01126 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01127
01128 if (h_org > _settings_game.station.station_spread || w_org > _settings_game.station.station_spread) return CMD_ERROR;
01129
01130
01131 TileArea new_location(tile_org, w_org, h_org);
01132
01133
01134 StationID est = INVALID_STATION;
01135 SmallVector<Train *, 4> affected_vehicles;
01136
01137 CommandCost cost = CheckFlatLandRailStation(TileArea(tile_org, w_org, h_org), flags, axis, &est, rt, affected_vehicles, spec_class, spec_index, plat_len, numtracks);
01138 if (cost.Failed()) return cost;
01139
01140 cost.AddCost((numtracks * _price[PR_BUILD_STATION_RAIL] + _price[PR_BUILD_STATION_RAIL_LENGTH]) * plat_len);
01141 cost.AddCost(numtracks * plat_len * RailBuildCost(rt));
01142
01143 Station *st = NULL;
01144 ret = FindJoiningStation(est, station_to_join, adjacent, new_location, &st);
01145 if (ret.Failed()) return ret;
01146
01147
01148 if (st == NULL && reuse) st = GetClosestDeletedStation(tile_org);
01149
01150 if (st != NULL) {
01151
01152 if (st->owner != _current_company) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
01153
01154 if (st->train_station.tile != INVALID_TILE) {
01155 CommandCost ret = CanExpandRailStation(st, new_location, axis);
01156 if (ret.Failed()) return ret;
01157 }
01158
01159
01160 CommandCost ret = st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TEST);
01161 if (ret.Failed()) return ret;
01162 } else {
01163
01164 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
01165
01166 if (flags & DC_EXEC) {
01167 st = new Station(tile_org);
01168
01169 st->town = ClosestTownFromTile(tile_org, UINT_MAX);
01170 st->string_id = GenerateStationName(st, tile_org, STATIONNAMING_RAIL);
01171
01172 if (Company::IsValidID(_current_company)) {
01173 SetBit(st->town->have_ratings, _current_company);
01174 }
01175 }
01176 }
01177
01178
01179 const StationSpec *statspec = StationClass::Get(spec_class, spec_index);
01180 int specindex = AllocateSpecToStation(statspec, st, (flags & DC_EXEC) != 0);
01181 if (specindex == -1) return_cmd_error(STR_ERROR_TOO_MANY_STATION_SPECS);
01182
01183 if (statspec != NULL) {
01184
01185
01186
01187 if (HasBit(statspec->disallowed_platforms, numtracks - 1) || HasBit(statspec->disallowed_lengths, plat_len - 1)) {
01188 return CMD_ERROR;
01189 }
01190
01191
01192 if (HasBit(statspec->callback_mask, CBM_STATION_AVAIL)) {
01193 uint16 cb_res = GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE);
01194 if (cb_res != CALLBACK_FAILED && !Convert8bitBooleanCallback(statspec->grf_prop.grffile, CBID_STATION_AVAILABILITY, cb_res)) return CMD_ERROR;
01195 }
01196 }
01197
01198 if (flags & DC_EXEC) {
01199 TileIndexDiff tile_delta;
01200 byte *layout_ptr;
01201 byte numtracks_orig;
01202 Track track;
01203
01204 st->train_station = new_location;
01205 st->AddFacility(FACIL_TRAIN, new_location.tile);
01206
01207 st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TRY);
01208
01209 if (statspec != NULL) {
01210
01211
01212 st->cached_anim_triggers |= statspec->animation.triggers;
01213 }
01214
01215 tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
01216 track = AxisToTrack(axis);
01217
01218 layout_ptr = AllocaM(byte, numtracks * plat_len);
01219 GetStationLayout(layout_ptr, numtracks, plat_len, statspec);
01220
01221 numtracks_orig = numtracks;
01222
01223 Company *c = Company::Get(st->owner);
01224 do {
01225 TileIndex tile = tile_org;
01226 int w = plat_len;
01227 do {
01228 byte layout = *layout_ptr++;
01229 if (IsRailStationTile(tile) && HasStationReservation(tile)) {
01230
01231 Train *v = GetTrainForReservation(tile, AxisToTrack(GetRailStationAxis(tile)));
01232 if (v != NULL) {
01233 FreeTrainTrackReservation(v);
01234 *affected_vehicles.Append() = v;
01235 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01236 for (; v->Next() != NULL; v = v->Next()) { }
01237 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), false);
01238 }
01239 }
01240
01241
01242 if (IsRailStationTile(tile)) {
01243 if (!IsStationTileBlocked(tile)) c->infrastructure.rail[GetRailType(tile)]--;
01244 c->infrastructure.station--;
01245 }
01246
01247
01248 DeleteAnimatedTile(tile);
01249 byte old_specindex = HasStationTileRail(tile) ? GetCustomStationSpecIndex(tile) : 0;
01250 MakeRailStation(tile, st->owner, st->index, axis, layout & ~1, rt);
01251
01252 DeallocateSpecFromStation(st, old_specindex);
01253
01254 SetCustomStationSpecIndex(tile, specindex);
01255 SetStationTileRandomBits(tile, GB(Random(), 0, 4));
01256 SetAnimationFrame(tile, 0);
01257
01258 if (!IsStationTileBlocked(tile)) c->infrastructure.rail[rt]++;
01259 c->infrastructure.station++;
01260
01261 if (statspec != NULL) {
01262
01263 uint32 platinfo = GetPlatformInfo(AXIS_X, 0, plat_len, numtracks_orig, plat_len - w, numtracks_orig - numtracks, false);
01264
01265
01266 uint16 callback = GetStationCallback(CBID_STATION_TILE_LAYOUT, platinfo, 0, statspec, NULL, tile);
01267 if (callback != CALLBACK_FAILED) {
01268 if (callback < 8) {
01269 SetStationGfx(tile, (callback & ~1) + axis);
01270 } else {
01271 ErrorUnknownCallbackResult(statspec->grf_prop.grffile->grfid, CBID_STATION_TILE_LAYOUT, callback);
01272 }
01273 }
01274
01275
01276 TriggerStationAnimation(st, tile, SAT_BUILT);
01277 }
01278
01279 tile += tile_delta;
01280 } while (--w);
01281 AddTrackToSignalBuffer(tile_org, track, _current_company);
01282 YapfNotifyTrackLayoutChange(tile_org, track);
01283 tile_org += tile_delta ^ TileDiffXY(1, 1);
01284 } while (--numtracks);
01285
01286 for (uint i = 0; i < affected_vehicles.Length(); ++i) {
01287
01288 Train *v = affected_vehicles[i];
01289 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01290 TryPathReserve(v, true, true);
01291 for (; v->Next() != NULL; v = v->Next()) { }
01292 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01293 }
01294
01295 st->MarkTilesDirty(false);
01296 st->UpdateVirtCoord();
01297 UpdateStationAcceptance(st, false);
01298 st->RecomputeIndustriesNear();
01299 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01300 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01301 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01302 DirtyCompanyInfrastructureWindows(st->owner);
01303 }
01304
01305 return cost;
01306 }
01307
01308 static void MakeRailStationAreaSmaller(BaseStation *st)
01309 {
01310 TileArea ta = st->train_station;
01311
01312 restart:
01313
01314
01315 if (ta.w != 0 && ta.h != 0) {
01316
01317 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(0, i));) {
01318
01319 if (++i == ta.h) {
01320 ta.tile += TileDiffXY(1, 0);
01321 ta.w--;
01322 goto restart;
01323 }
01324 }
01325
01326
01327 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(ta.w - 1, i));) {
01328
01329 if (++i == ta.h) {
01330 ta.w--;
01331 goto restart;
01332 }
01333 }
01334
01335
01336 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, 0));) {
01337
01338 if (++i == ta.w) {
01339 ta.tile += TileDiffXY(0, 1);
01340 ta.h--;
01341 goto restart;
01342 }
01343 }
01344
01345
01346 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, ta.h - 1));) {
01347
01348 if (++i == ta.w) {
01349 ta.h--;
01350 goto restart;
01351 }
01352 }
01353 } else {
01354 ta.Clear();
01355 }
01356
01357 st->train_station = ta;
01358 }
01359
01370 template <class T>
01371 CommandCost RemoveFromRailBaseStation(TileArea ta, SmallVector<T *, 4> &affected_stations, DoCommandFlag flags, Money removal_cost, bool keep_rail)
01372 {
01373
01374 int quantity = 0;
01375 CommandCost total_cost(EXPENSES_CONSTRUCTION);
01376
01377
01378 TILE_AREA_LOOP(tile, ta) {
01379
01380 if (!HasStationTileRail(tile)) continue;
01381
01382
01383 CommandCost ret = EnsureNoVehicleOnGround(tile);
01384 if (ret.Failed()) continue;
01385
01386
01387 T *st = T::GetByTile(tile);
01388 if (st == NULL) continue;
01389
01390 if (_current_company != OWNER_WATER) {
01391 CommandCost ret = CheckOwnership(st->owner);
01392 if (ret.Failed()) continue;
01393 }
01394
01395
01396 quantity++;
01397
01398 if (keep_rail || IsStationTileBlocked(tile)) {
01399
01400
01401 total_cost.AddCost(-_price[PR_CLEAR_RAIL]);
01402 }
01403
01404 if (flags & DC_EXEC) {
01405
01406 uint specindex = GetCustomStationSpecIndex(tile);
01407 Track track = GetRailStationTrack(tile);
01408 Owner owner = GetTileOwner(tile);
01409 RailType rt = GetRailType(tile);
01410 Train *v = NULL;
01411
01412 if (HasStationReservation(tile)) {
01413 v = GetTrainForReservation(tile, track);
01414 if (v != NULL) {
01415
01416 FreeTrainTrackReservation(v);
01417 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01418 Vehicle *temp = v;
01419 for (; temp->Next() != NULL; temp = temp->Next()) { }
01420 if (IsRailStationTile(temp->tile)) SetRailStationPlatformReservation(temp->tile, TrackdirToExitdir(ReverseTrackdir(temp->GetVehicleTrackdir())), false);
01421 }
01422 }
01423
01424 bool build_rail = keep_rail && !IsStationTileBlocked(tile);
01425 if (!build_rail && !IsStationTileBlocked(tile)) Company::Get(owner)->infrastructure.rail[rt]--;
01426
01427 DoClearSquare(tile);
01428 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01429 if (build_rail) MakeRailNormal(tile, owner, TrackToTrackBits(track), rt);
01430 Company::Get(owner)->infrastructure.station--;
01431 DirtyCompanyInfrastructureWindows(owner);
01432
01433 st->rect.AfterRemoveTile(st, tile);
01434 AddTrackToSignalBuffer(tile, track, owner);
01435 YapfNotifyTrackLayoutChange(tile, track);
01436
01437 DeallocateSpecFromStation(st, specindex);
01438
01439 affected_stations.Include(st);
01440
01441 if (v != NULL) {
01442
01443 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01444 TryPathReserve(v, true, true);
01445 for (; v->Next() != NULL; v = v->Next()) { }
01446 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01447 }
01448 }
01449 }
01450
01451 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
01452
01453 for (T **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01454 T *st = *stp;
01455
01456
01457
01458
01459 MakeRailStationAreaSmaller(st);
01460 UpdateStationSignCoord(st);
01461
01462
01463 if (st->train_station.tile == INVALID_TILE) {
01464 st->facilities &= ~FACIL_TRAIN;
01465 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01466 st->UpdateVirtCoord();
01467 DeleteStationIfEmpty(st);
01468 }
01469 }
01470
01471 total_cost.AddCost(quantity * removal_cost);
01472 return total_cost;
01473 }
01474
01486 CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01487 {
01488 TileIndex end = p1 == 0 ? start : p1;
01489 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01490
01491 TileArea ta(start, end);
01492 SmallVector<Station *, 4> affected_stations;
01493
01494 CommandCost ret = RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_STATION_RAIL], HasBit(p2, 0));
01495 if (ret.Failed()) return ret;
01496
01497
01498 for (Station **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01499 Station *st = *stp;
01500
01501 if (st->train_station.tile == INVALID_TILE) SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01502 st->MarkTilesDirty(false);
01503 st->RecomputeIndustriesNear();
01504 }
01505
01506
01507 return ret;
01508 }
01509
01521 CommandCost CmdRemoveFromRailWaypoint(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01522 {
01523 TileIndex end = p1 == 0 ? start : p1;
01524 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01525
01526 TileArea ta(start, end);
01527 SmallVector<Waypoint *, 4> affected_stations;
01528
01529 return RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_WAYPOINT_RAIL], HasBit(p2, 0));
01530 }
01531
01532
01540 template <class T>
01541 CommandCost RemoveRailStation(T *st, DoCommandFlag flags)
01542 {
01543
01544 if (_current_company != OWNER_WATER) {
01545 CommandCost ret = CheckOwnership(st->owner);
01546 if (ret.Failed()) return ret;
01547 }
01548
01549
01550 TileArea ta = st->train_station;
01551
01552 assert(ta.w != 0 && ta.h != 0);
01553
01554 CommandCost cost(EXPENSES_CONSTRUCTION);
01555
01556 TILE_AREA_LOOP(tile, ta) {
01557
01558 if (!st->TileBelongsToRailStation(tile)) continue;
01559
01560 CommandCost ret = EnsureNoVehicleOnGround(tile);
01561 if (ret.Failed()) return ret;
01562
01563 cost.AddCost(_price[PR_CLEAR_STATION_RAIL]);
01564 if (flags & DC_EXEC) {
01565
01566 Track track = GetRailStationTrack(tile);
01567 Owner owner = GetTileOwner(tile);
01568 Train *v = NULL;
01569 if (HasStationReservation(tile)) {
01570 v = GetTrainForReservation(tile, track);
01571 if (v != NULL) FreeTrainTrackReservation(v);
01572 }
01573 if (!IsStationTileBlocked(tile)) Company::Get(owner)->infrastructure.rail[GetRailType(tile)]--;
01574 Company::Get(owner)->infrastructure.station--;
01575 DoClearSquare(tile);
01576 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01577 AddTrackToSignalBuffer(tile, track, owner);
01578 YapfNotifyTrackLayoutChange(tile, track);
01579 if (v != NULL) TryPathReserve(v, true);
01580 }
01581 }
01582
01583 if (flags & DC_EXEC) {
01584 st->rect.AfterRemoveRect(st, st->train_station);
01585
01586 st->train_station.Clear();
01587
01588 st->facilities &= ~FACIL_TRAIN;
01589
01590 free(st->speclist);
01591 st->num_specs = 0;
01592 st->speclist = NULL;
01593 st->cached_anim_triggers = 0;
01594
01595 DirtyCompanyInfrastructureWindows(st->owner);
01596 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01597 st->UpdateVirtCoord();
01598 DeleteStationIfEmpty(st);
01599 }
01600
01601 return cost;
01602 }
01603
01610 static CommandCost RemoveRailStation(TileIndex tile, DoCommandFlag flags)
01611 {
01612
01613 if (_current_company == OWNER_WATER) {
01614 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_STATION);
01615 }
01616
01617 Station *st = Station::GetByTile(tile);
01618 CommandCost cost = RemoveRailStation(st, flags);
01619
01620 if (flags & DC_EXEC) st->RecomputeIndustriesNear();
01621
01622 return cost;
01623 }
01624
01631 static CommandCost RemoveRailWaypoint(TileIndex tile, DoCommandFlag flags)
01632 {
01633
01634 if (_current_company == OWNER_WATER) {
01635 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_WAYPOINT);
01636 }
01637
01638 return RemoveRailStation(Waypoint::GetByTile(tile), flags);
01639 }
01640
01641
01647 static RoadStop **FindRoadStopSpot(bool truck_station, Station *st)
01648 {
01649 RoadStop **primary_stop = (truck_station) ? &st->truck_stops : &st->bus_stops;
01650
01651 if (*primary_stop == NULL) {
01652
01653 return primary_stop;
01654 } else {
01655
01656 RoadStop *stop = *primary_stop;
01657 while (stop->next != NULL) stop = stop->next;
01658 return &stop->next;
01659 }
01660 }
01661
01662 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags);
01663
01673 static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01674 {
01675 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_ROAD_STOP_FIRST>(existing_stop, station_to_join, adjacent, ta, st);
01676 }
01677
01693 CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01694 {
01695 bool type = HasBit(p2, 0);
01696 bool is_drive_through = HasBit(p2, 1);
01697 RoadTypes rts = Extract<RoadTypes, 2, 2>(p2);
01698 StationID station_to_join = GB(p2, 16, 16);
01699 bool reuse = (station_to_join != NEW_STATION);
01700 if (!reuse) station_to_join = INVALID_STATION;
01701 bool distant_join = (station_to_join != INVALID_STATION);
01702
01703 uint8 width = (uint8)GB(p1, 0, 8);
01704 uint8 lenght = (uint8)GB(p1, 8, 8);
01705
01706
01707 if (width > _settings_game.station.station_spread || lenght > _settings_game.station.station_spread) return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
01708
01709 if (width == 0 || lenght == 0) return CMD_ERROR;
01710
01711 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, lenght - 1) == INVALID_TILE) return CMD_ERROR;
01712
01713 TileArea roadstop_area(tile, width, lenght);
01714
01715 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01716
01717 if (!HasExactlyOneBit(rts) || !HasRoadTypesAvail(_current_company, rts)) return CMD_ERROR;
01718
01719
01720 if (!is_drive_through && HasBit(rts, ROADTYPE_TRAM)) return CMD_ERROR;
01721
01722 DiagDirection ddir = Extract<DiagDirection, 6, 2>(p2);
01723
01724
01725 if (!IsValidDiagDirection(ddir)) return CMD_ERROR;
01726
01727 if (is_drive_through && !IsValidAxis((Axis)ddir)) return CMD_ERROR;
01728
01729 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
01730 if (ret.Failed()) return ret;
01731
01732
01733 CommandCost cost(EXPENSES_CONSTRUCTION, roadstop_area.w * roadstop_area.h * _price[type ? PR_BUILD_STATION_TRUCK : PR_BUILD_STATION_BUS]);
01734 StationID est = INVALID_STATION;
01735 ret = CheckFlatLandRoadStop(roadstop_area, flags, is_drive_through ? 5 << ddir : 1 << ddir, is_drive_through, type, DiagDirToAxis(ddir), &est, rts);
01736 if (ret.Failed()) return ret;
01737 cost.AddCost(ret);
01738
01739 Station *st = NULL;
01740 ret = FindJoiningRoadStop(est, station_to_join, HasBit(p2, 5), roadstop_area, &st);
01741 if (ret.Failed()) return ret;
01742
01743
01744 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
01745
01746
01747 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);
01748
01749 if (st != NULL) {
01750 if (st->owner != _current_company) {
01751 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
01752 }
01753
01754 CommandCost ret = st->rect.BeforeAddRect(roadstop_area.tile, roadstop_area.w, roadstop_area.h, StationRect::ADD_TEST);
01755 if (ret.Failed()) return ret;
01756 } else {
01757
01758 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
01759
01760 if (flags & DC_EXEC) {
01761 st = new Station(tile);
01762
01763 st->town = ClosestTownFromTile(tile, UINT_MAX);
01764 st->string_id = GenerateStationName(st, tile, STATIONNAMING_ROAD);
01765
01766 if (Company::IsValidID(_current_company)) {
01767 SetBit(st->town->have_ratings, _current_company);
01768 }
01769 }
01770 }
01771
01772 if (flags & DC_EXEC) {
01773
01774 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01775 RoadTypes cur_rts = GetRoadTypes(cur_tile);
01776 Owner road_owner = HasBit(cur_rts, ROADTYPE_ROAD) ? GetRoadOwner(cur_tile, ROADTYPE_ROAD) : _current_company;
01777 Owner tram_owner = HasBit(cur_rts, ROADTYPE_TRAM) ? GetRoadOwner(cur_tile, ROADTYPE_TRAM) : _current_company;
01778
01779 if (IsTileType(cur_tile, MP_STATION) && IsRoadStop(cur_tile)) {
01780 RemoveRoadStop(cur_tile, flags);
01781 }
01782
01783 RoadStop *road_stop = new RoadStop(cur_tile);
01784
01785 RoadStop **currstop = FindRoadStopSpot(type, st);
01786 *currstop = road_stop;
01787
01788 if (type) {
01789 st->truck_station.Add(cur_tile);
01790 } else {
01791 st->bus_station.Add(cur_tile);
01792 }
01793
01794
01795 st->AddFacility((type) ? FACIL_TRUCK_STOP : FACIL_BUS_STOP, cur_tile);
01796
01797 st->rect.BeforeAddTile(cur_tile, StationRect::ADD_TRY);
01798
01799 RoadStopType rs_type = type ? ROADSTOP_TRUCK : ROADSTOP_BUS;
01800 if (is_drive_through) {
01801
01802
01803 RoadType rt;
01804 FOR_EACH_SET_ROADTYPE(rt, cur_rts | rts) {
01805 Company *c = Company::GetIfValid(IsNormalRoadTile(cur_tile) && HasBit(cur_rts, rt) ? GetRoadOwner(cur_tile, rt) : _current_company);
01806 if (c != NULL) {
01807 c->infrastructure.road[rt] += 2 - (IsNormalRoadTile(cur_tile) ? CountBits(GetRoadBits(cur_tile, rt)) : 0);
01808 DirtyCompanyInfrastructureWindows(c->index);
01809 }
01810 }
01811
01812 MakeDriveThroughRoadStop(cur_tile, st->owner, road_owner, tram_owner, st->index, rs_type, rts | cur_rts, DiagDirToAxis(ddir));
01813 road_stop->MakeDriveThrough();
01814 } else {
01815
01816 Company::Get(st->owner)->infrastructure.road[FIND_FIRST_BIT(rts)] += 2;
01817 MakeRoadStop(cur_tile, st->owner, st->index, rs_type, rts, ddir);
01818 }
01819 Company::Get(st->owner)->infrastructure.station++;
01820 DirtyCompanyInfrastructureWindows(st->owner);
01821
01822 MarkTileDirtyByTile(cur_tile);
01823 }
01824 }
01825
01826 if (st != NULL) {
01827 st->UpdateVirtCoord();
01828 UpdateStationAcceptance(st, false);
01829 st->RecomputeIndustriesNear();
01830 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01831 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01832 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ROADVEHS);
01833 }
01834 return cost;
01835 }
01836
01837
01838 static Vehicle *ClearRoadStopStatusEnum(Vehicle *v, void *)
01839 {
01840 if (v->type == VEH_ROAD) {
01841
01842
01843
01844
01845
01846
01847 RoadVehicle *rv = RoadVehicle::From(v);
01848 if (HasBit(rv->state, RVS_IN_DT_ROAD_STOP)) rv->state &= RVSB_ROAD_STOP_TRACKDIR_MASK;
01849 }
01850
01851 return NULL;
01852 }
01853
01854
01861 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags)
01862 {
01863 Station *st = Station::GetByTile(tile);
01864
01865 if (_current_company != OWNER_WATER) {
01866 CommandCost ret = CheckOwnership(st->owner);
01867 if (ret.Failed()) return ret;
01868 }
01869
01870 bool is_truck = IsTruckStop(tile);
01871
01872 RoadStop **primary_stop;
01873 RoadStop *cur_stop;
01874 if (is_truck) {
01875 primary_stop = &st->truck_stops;
01876 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_TRUCK);
01877 } else {
01878 primary_stop = &st->bus_stops;
01879 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_BUS);
01880 }
01881
01882 assert(cur_stop != NULL);
01883
01884
01885 if (IsDriveThroughStopTile(tile) && (flags & DC_BANKRUPT)) {
01886
01887 if (flags & DC_EXEC) FindVehicleOnPos(tile, NULL, &ClearRoadStopStatusEnum);
01888 } else {
01889 CommandCost ret = EnsureNoVehicleOnGround(tile);
01890 if (ret.Failed()) return ret;
01891 }
01892
01893 if (flags & DC_EXEC) {
01894 if (*primary_stop == cur_stop) {
01895
01896 *primary_stop = cur_stop->next;
01897
01898 if (*primary_stop == NULL) {
01899 st->facilities &= (is_truck ? ~FACIL_TRUCK_STOP : ~FACIL_BUS_STOP);
01900 }
01901 } else {
01902
01903 RoadStop *pred = *primary_stop;
01904 while (pred->next != cur_stop) pred = pred->next;
01905 pred->next = cur_stop->next;
01906 }
01907
01908
01909 RoadType rt;
01910 FOR_EACH_SET_ROADTYPE(rt, GetRoadTypes(tile)) {
01911 Company *c = Company::GetIfValid(GetRoadOwner(tile, rt));
01912 if (c != NULL) {
01913 c->infrastructure.road[rt] -= 2;
01914 DirtyCompanyInfrastructureWindows(c->index);
01915 }
01916 }
01917 Company::Get(st->owner)->infrastructure.station--;
01918
01919 if (IsDriveThroughStopTile(tile)) {
01920
01921 cur_stop->ClearDriveThrough();
01922 } else {
01923 DoClearSquare(tile);
01924 }
01925
01926 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ROADVEHS);
01927 delete cur_stop;
01928
01929
01930 RoadVehicle *v;
01931 FOR_ALL_ROADVEHICLES(v) {
01932 if (v->First() == v && v->current_order.IsType(OT_GOTO_STATION) &&
01933 v->dest_tile == tile) {
01934 v->dest_tile = v->GetOrderStationLocation(st->index);
01935 }
01936 }
01937
01938 st->rect.AfterRemoveTile(st, tile);
01939
01940 st->UpdateVirtCoord();
01941 st->RecomputeIndustriesNear();
01942 DeleteStationIfEmpty(st);
01943
01944
01945 if (is_truck) {
01946 st->truck_station.Clear();
01947 for (const RoadStop *rs = st->truck_stops; rs != NULL; rs = rs->next) st->truck_station.Add(rs->xy);
01948 } else {
01949 st->bus_station.Clear();
01950 for (const RoadStop *rs = st->bus_stops; rs != NULL; rs = rs->next) st->bus_station.Add(rs->xy);
01951 }
01952 }
01953
01954 return CommandCost(EXPENSES_CONSTRUCTION, _price[is_truck ? PR_CLEAR_STATION_TRUCK : PR_CLEAR_STATION_BUS]);
01955 }
01956
01967 CommandCost CmdRemoveRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01968 {
01969 uint8 width = (uint8)GB(p1, 0, 8);
01970 uint8 height = (uint8)GB(p1, 8, 8);
01971
01972
01973 if (width == 0 || height == 0) return CMD_ERROR;
01974
01975 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, height - 1) == INVALID_TILE) return CMD_ERROR;
01976
01977 TileArea roadstop_area(tile, width, height);
01978
01979 int quantity = 0;
01980 CommandCost cost(EXPENSES_CONSTRUCTION);
01981 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01982
01983 if (!IsTileType(cur_tile, MP_STATION) || !IsRoadStop(cur_tile) || (uint32)GetRoadStopType(cur_tile) != GB(p2, 0, 1)) continue;
01984
01985
01986 bool is_drive_through = IsDriveThroughStopTile(cur_tile);
01987 RoadTypes rts = GetRoadTypes(cur_tile);
01988 RoadBits road_bits = IsDriveThroughStopTile(cur_tile) ?
01989 ((GetRoadStopDir(cur_tile) == DIAGDIR_NE) ? ROAD_X : ROAD_Y) :
01990 DiagDirToRoadBits(GetRoadStopDir(cur_tile));
01991
01992 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
01993 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
01994 CommandCost ret = RemoveRoadStop(cur_tile, flags);
01995 if (ret.Failed()) return ret;
01996 cost.AddCost(ret);
01997
01998 quantity++;
01999
02000 if ((flags & DC_EXEC) && is_drive_through) {
02001 MakeRoadNormal(cur_tile, road_bits, rts, ClosestTownFromTile(cur_tile, UINT_MAX)->index,
02002 road_owner, tram_owner);
02003
02004
02005 RoadType rt;
02006 FOR_EACH_SET_ROADTYPE(rt, rts) {
02007 Company *c = Company::GetIfValid(GetRoadOwner(cur_tile, rt));
02008 if (c != NULL) {
02009 c->infrastructure.road[rt] += CountBits(road_bits);
02010 DirtyCompanyInfrastructureWindows(c->index);
02011 }
02012 }
02013 }
02014 }
02015
02016 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
02017
02018 return cost;
02019 }
02020
02027 static uint GetMinimalAirportDistanceToTile(TileIterator &it, TileIndex town_tile)
02028 {
02029 uint mindist = UINT_MAX;
02030
02031 for (TileIndex cur_tile = it; cur_tile != INVALID_TILE; cur_tile = ++it) {
02032 mindist = min(mindist, DistanceManhattan(town_tile, cur_tile));
02033 }
02034
02035 return mindist;
02036 }
02037
02047 uint8 GetAirportNoiseLevelForTown(const AirportSpec *as, TileIterator &it, TileIndex town_tile)
02048 {
02049
02050
02051 if (as->noise_level < 2) return as->noise_level;
02052
02053 uint distance = GetMinimalAirportDistanceToTile(it, town_tile);
02054
02055
02056
02057
02058
02059 uint8 town_tolerance_distance = 8 + (_settings_game.difficulty.town_council_tolerance * 4);
02060
02061
02062
02063 uint noise_reduction = distance / town_tolerance_distance;
02064
02065
02066
02067 return noise_reduction >= as->noise_level ? 1 : as->noise_level - noise_reduction;
02068 }
02069
02077 Town *AirportGetNearestTown(const AirportSpec *as, const TileIterator &it)
02078 {
02079 Town *t, *nearest = NULL;
02080 uint add = as->size_x + as->size_y - 2;
02081 uint mindist = UINT_MAX - add;
02082 FOR_ALL_TOWNS(t) {
02083 if (DistanceManhattan(t->xy, it) < mindist + add) {
02084 TileIterator *copy = it.Clone();
02085 uint dist = GetMinimalAirportDistanceToTile(*copy, t->xy);
02086 delete copy;
02087 if (dist < mindist) {
02088 nearest = t;
02089 mindist = dist;
02090 }
02091 }
02092 }
02093
02094 return nearest;
02095 }
02096
02097
02099 void UpdateAirportsNoise()
02100 {
02101 Town *t;
02102 const Station *st;
02103
02104 FOR_ALL_TOWNS(t) t->noise_reached = 0;
02105
02106 FOR_ALL_STATIONS(st) {
02107 if (st->airport.tile != INVALID_TILE && st->airport.type != AT_OILRIG) {
02108 const AirportSpec *as = st->airport.GetSpec();
02109 AirportTileIterator it(st);
02110 Town *nearest = AirportGetNearestTown(as, it);
02111 nearest->noise_reached += GetAirportNoiseLevelForTown(as, it, nearest->xy);
02112 }
02113 }
02114 }
02115
02129 CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02130 {
02131 StationID station_to_join = GB(p2, 16, 16);
02132 bool reuse = (station_to_join != NEW_STATION);
02133 if (!reuse) station_to_join = INVALID_STATION;
02134 bool distant_join = (station_to_join != INVALID_STATION);
02135 byte airport_type = GB(p1, 0, 8);
02136 byte layout = GB(p1, 8, 8);
02137
02138 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02139
02140 if (airport_type >= NUM_AIRPORTS) return CMD_ERROR;
02141
02142 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02143 if (ret.Failed()) return ret;
02144
02145
02146 const AirportSpec *as = AirportSpec::Get(airport_type);
02147 if (!as->IsAvailable() || layout >= as->num_table) return CMD_ERROR;
02148
02149 Direction rotation = as->rotation[layout];
02150 Town *t = ClosestTownFromTile(tile, UINT_MAX);
02151 int w = as->size_x;
02152 int h = as->size_y;
02153 if (rotation == DIR_E || rotation == DIR_W) Swap(w, h);
02154
02155 if (w > _settings_game.station.station_spread || h > _settings_game.station.station_spread) {
02156 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
02157 }
02158
02159 CommandCost cost = CheckFlatLand(TileArea(tile, w, h), flags);
02160 if (cost.Failed()) return cost;
02161
02162
02163 AirportTileTableIterator iter(as->table[layout], tile);
02164 Town *nearest = AirportGetNearestTown(as, iter);
02165 uint newnoise_level = GetAirportNoiseLevelForTown(as, iter, nearest->xy);
02166
02167
02168 StringID authority_refuse_message = STR_NULL;
02169
02170 if (_settings_game.economy.station_noise_level) {
02171
02172 if ((nearest->noise_reached + newnoise_level) > nearest->MaxTownNoise()) {
02173 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_NOISE;
02174 }
02175 } else {
02176 uint num = 0;
02177 const Station *st;
02178 FOR_ALL_STATIONS(st) {
02179 if (st->town == t && (st->facilities & FACIL_AIRPORT) && st->airport.type != AT_OILRIG) num++;
02180 }
02181 if (num >= 2) {
02182 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_AIRPORT;
02183 }
02184 }
02185
02186 if (authority_refuse_message != STR_NULL) {
02187 SetDParam(0, t->index);
02188 return_cmd_error(authority_refuse_message);
02189 }
02190
02191 Station *st = NULL;
02192 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p2, 0), TileArea(tile, w, h), &st);
02193 if (ret.Failed()) return ret;
02194
02195
02196 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02197
02198
02199 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
02200
02201 if (st != NULL) {
02202 if (st->owner != _current_company) {
02203 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
02204 }
02205
02206 CommandCost ret = st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TEST);
02207 if (ret.Failed()) return ret;
02208
02209 if (st->airport.tile != INVALID_TILE) {
02210 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_AIRPORT);
02211 }
02212 } else {
02213
02214 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
02215
02216 if (flags & DC_EXEC) {
02217 st = new Station(tile);
02218
02219 st->town = t;
02220 st->string_id = GenerateStationName(st, tile, !(GetAirport(airport_type)->flags & AirportFTAClass::AIRPLANES) ? STATIONNAMING_HELIPORT : STATIONNAMING_AIRPORT);
02221
02222 if (Company::IsValidID(_current_company)) {
02223 SetBit(st->town->have_ratings, _current_company);
02224 }
02225 }
02226 }
02227
02228 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02229 cost.AddCost(_price[PR_BUILD_STATION_AIRPORT]);
02230 }
02231
02232 if (flags & DC_EXEC) {
02233
02234 nearest->noise_reached += newnoise_level;
02235
02236 st->AddFacility(FACIL_AIRPORT, tile);
02237 st->airport.type = airport_type;
02238 st->airport.layout = layout;
02239 st->airport.flags = 0;
02240 st->airport.rotation = rotation;
02241
02242 st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TRY);
02243
02244 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02245 MakeAirport(iter, st->owner, st->index, iter.GetStationGfx(), WATER_CLASS_INVALID);
02246 SetStationTileRandomBits(iter, GB(Random(), 0, 4));
02247 st->airport.Add(iter);
02248
02249 if (AirportTileSpec::Get(GetTranslatedAirportTileID(iter.GetStationGfx()))->animation.status != ANIM_STATUS_NO_ANIMATION) AddAnimatedTile(iter);
02250 }
02251
02252
02253 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02254 AirportTileAnimationTrigger(st, iter, AAT_BUILT);
02255 }
02256
02257 UpdateAirplanesOnNewStation(st);
02258
02259 Company::Get(st->owner)->infrastructure.airport++;
02260 DirtyCompanyInfrastructureWindows(st->owner);
02261
02262 st->UpdateVirtCoord();
02263 UpdateStationAcceptance(st, false);
02264 st->RecomputeIndustriesNear();
02265 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02266 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02267 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_PLANES);
02268
02269 if (_settings_game.economy.station_noise_level) {
02270 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02271 }
02272 }
02273
02274 return cost;
02275 }
02276
02283 static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
02284 {
02285 Station *st = Station::GetByTile(tile);
02286
02287 if (_current_company != OWNER_WATER) {
02288 CommandCost ret = CheckOwnership(st->owner);
02289 if (ret.Failed()) return ret;
02290 }
02291
02292 tile = st->airport.tile;
02293
02294 CommandCost cost(EXPENSES_CONSTRUCTION);
02295
02296 const Aircraft *a;
02297 FOR_ALL_AIRCRAFT(a) {
02298 if (!a->IsNormalAircraft()) continue;
02299 if (a->targetairport == st->index && a->state != FLYING) return CMD_ERROR;
02300 }
02301
02302 if (flags & DC_EXEC) {
02303 const AirportSpec *as = st->airport.GetSpec();
02304
02305
02306
02307 AirportTileIterator it(st);
02308 Town *nearest = AirportGetNearestTown(as, it);
02309 nearest->noise_reached -= GetAirportNoiseLevelForTown(as, it, nearest->xy);
02310 }
02311
02312 TILE_AREA_LOOP(tile_cur, st->airport) {
02313 if (!st->TileBelongsToAirport(tile_cur)) continue;
02314
02315 CommandCost ret = EnsureNoVehicleOnGround(tile_cur);
02316 if (ret.Failed()) return ret;
02317
02318 cost.AddCost(_price[PR_CLEAR_STATION_AIRPORT]);
02319
02320 if (flags & DC_EXEC) {
02321 if (IsHangarTile(tile_cur)) OrderBackup::Reset(tile_cur, false);
02322 DeleteAnimatedTile(tile_cur);
02323 DoClearSquare(tile_cur);
02324 DeleteNewGRFInspectWindow(GSF_AIRPORTTILES, tile_cur);
02325 }
02326 }
02327
02328 if (flags & DC_EXEC) {
02329
02330 delete st->airport.psa;
02331
02332 for (uint i = 0; i < st->airport.GetNumHangars(); ++i) {
02333 DeleteWindowById(
02334 WC_VEHICLE_DEPOT, st->airport.GetHangarTile(i)
02335 );
02336 }
02337
02338 st->rect.AfterRemoveRect(st, st->airport);
02339
02340 st->airport.Clear();
02341 st->facilities &= ~FACIL_AIRPORT;
02342
02343 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_PLANES);
02344
02345 if (_settings_game.economy.station_noise_level) {
02346 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02347 }
02348
02349 Company::Get(st->owner)->infrastructure.airport--;
02350 DirtyCompanyInfrastructureWindows(st->owner);
02351
02352 st->UpdateVirtCoord();
02353 st->RecomputeIndustriesNear();
02354 DeleteStationIfEmpty(st);
02355 DeleteNewGRFInspectWindow(GSF_AIRPORTS, st->index);
02356 }
02357
02358 return cost;
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
02445 Station *st = NULL;
02446 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p1, 0),
02447 TileArea(tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02448 _dock_w_chk[direction], _dock_h_chk[direction]), &st);
02449 if (ret.Failed()) return ret;
02450
02451
02452 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02453
02454
02455 if (st == NULL && reuse) st = GetClosestDeletedStation(tile);
02456
02457 if (st != NULL) {
02458 if (st->owner != _current_company) {
02459 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
02460 }
02461
02462 CommandCost ret = st->rect.BeforeAddRect(
02463 tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02464 _dock_w_chk[direction], _dock_h_chk[direction], StationRect::ADD_TEST);
02465 if (ret.Failed()) return ret;
02466
02467 if (st->dock_tile != INVALID_TILE) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_DOCK);
02468 } else {
02469
02470 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
02471
02472 if (flags & DC_EXEC) {
02473 st = new Station(tile);
02474
02475 st->town = ClosestTownFromTile(tile, UINT_MAX);
02476 st->string_id = GenerateStationName(st, tile, STATIONNAMING_DOCK);
02477
02478 if (Company::IsValidID(_current_company)) {
02479 SetBit(st->town->have_ratings, _current_company);
02480 }
02481 }
02482 }
02483
02484 if (flags & DC_EXEC) {
02485 st->dock_tile = tile;
02486 st->AddFacility(FACIL_DOCK, tile);
02487
02488 st->rect.BeforeAddRect(
02489 tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02490 _dock_w_chk[direction], _dock_h_chk[direction], StationRect::ADD_TRY);
02491
02492
02493
02494 if (wc == WATER_CLASS_CANAL) {
02495 Company::Get(st->owner)->infrastructure.water++;
02496 }
02497 Company::Get(st->owner)->infrastructure.station += 2;
02498 DirtyCompanyInfrastructureWindows(st->owner);
02499
02500 MakeDock(tile, st->owner, st->index, direction, wc);
02501
02502 st->UpdateVirtCoord();
02503 UpdateStationAcceptance(st, false);
02504 st->RecomputeIndustriesNear();
02505 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02506 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02507 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_SHIPS);
02508 }
02509
02510 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_STATION_DOCK]);
02511 }
02512
02519 static CommandCost RemoveDock(TileIndex tile, DoCommandFlag flags)
02520 {
02521 Station *st = Station::GetByTile(tile);
02522 CommandCost ret = CheckOwnership(st->owner);
02523 if (ret.Failed()) return ret;
02524
02525 TileIndex docking_location = TILE_ADD(st->dock_tile, ToTileIndexDiff(GetDockOffset(st->dock_tile)));
02526
02527 TileIndex tile1 = st->dock_tile;
02528 TileIndex tile2 = tile1 + TileOffsByDiagDir(GetDockDirection(tile1));
02529
02530 ret = EnsureNoVehicleOnGround(tile1);
02531 if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile2);
02532 if (ret.Failed()) return ret;
02533
02534 if (flags & DC_EXEC) {
02535 DoClearSquare(tile1);
02536 MarkTileDirtyByTile(tile1);
02537 MakeWaterKeepingClass(tile2, st->owner);
02538
02539 st->rect.AfterRemoveTile(st, tile1);
02540 st->rect.AfterRemoveTile(st, tile2);
02541
02542 st->dock_tile = INVALID_TILE;
02543 st->facilities &= ~FACIL_DOCK;
02544
02545 Company::Get(st->owner)->infrastructure.station -= 2;
02546 DirtyCompanyInfrastructureWindows(st->owner);
02547
02548 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_SHIPS);
02549 st->UpdateVirtCoord();
02550 st->RecomputeIndustriesNear();
02551 DeleteStationIfEmpty(st);
02552
02553
02554
02555
02556
02557 Ship *s;
02558 FOR_ALL_SHIPS(s) {
02559 if (s->dest_tile == docking_location) {
02560 s->dest_tile = 0;
02561 s->current_order.Free();
02562 }
02563 }
02564 }
02565
02566 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_STATION_DOCK]);
02567 }
02568
02569 #include "table/station_land.h"
02570
02571 const DrawTileSprites *GetStationTileLayout(StationType st, byte gfx)
02572 {
02573 return &_station_display_datas[st][gfx];
02574 }
02575
02576 static void DrawTile_Station(TileInfo *ti)
02577 {
02578 const NewGRFSpriteLayout *layout = NULL;
02579 DrawTileSprites tmp_rail_layout;
02580 const DrawTileSprites *t = NULL;
02581 RoadTypes roadtypes;
02582 int32 total_offset;
02583 const RailtypeInfo *rti = NULL;
02584 uint32 relocation = 0;
02585 uint32 ground_relocation = 0;
02586 BaseStation *st = NULL;
02587 const StationSpec *statspec = NULL;
02588 uint tile_layout = 0;
02589
02590 if (HasStationRail(ti->tile)) {
02591 rti = GetRailTypeInfo(GetRailType(ti->tile));
02592 roadtypes = ROADTYPES_NONE;
02593 total_offset = rti->GetRailtypeSpriteOffset();
02594
02595 if (IsCustomStationSpecIndex(ti->tile)) {
02596
02597 st = BaseStation::GetByTile(ti->tile);
02598 statspec = st->speclist[GetCustomStationSpecIndex(ti->tile)].spec;
02599
02600 if (statspec != NULL) {
02601 tile_layout = GetStationGfx(ti->tile);
02602
02603 if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
02604 uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0, 0, statspec, st, ti->tile);
02605 if (callback != CALLBACK_FAILED) tile_layout = (callback & ~1) + GetRailStationAxis(ti->tile);
02606 }
02607
02608
02609 if (statspec->renderdata != NULL) {
02610 layout = &statspec->renderdata[tile_layout < statspec->tiles ? tile_layout : (uint)GetRailStationAxis(ti->tile)];
02611 if (!layout->NeedsPreprocessing()) {
02612 t = layout;
02613 layout = NULL;
02614 }
02615 }
02616 }
02617 }
02618 } else {
02619 roadtypes = IsRoadStop(ti->tile) ? GetRoadTypes(ti->tile) : ROADTYPES_NONE;
02620 total_offset = 0;
02621 }
02622
02623 StationGfx gfx = GetStationGfx(ti->tile);
02624 if (IsAirport(ti->tile)) {
02625 gfx = GetAirportGfx(ti->tile);
02626 if (gfx >= NEW_AIRPORTTILE_OFFSET) {
02627 const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
02628 if (ats->grf_prop.spritegroup[0] != NULL && DrawNewAirportTile(ti, Station::GetByTile(ti->tile), gfx, ats)) {
02629 return;
02630 }
02631
02632
02633 assert(ats->grf_prop.subst_id != INVALID_AIRPORTTILE);
02634 gfx = ats->grf_prop.subst_id;
02635 }
02636 switch (gfx) {
02637 case APT_RADAR_GRASS_FENCE_SW:
02638 t = &_station_display_datas_airport_radar_grass_fence_sw[GetAnimationFrame(ti->tile)];
02639 break;
02640 case APT_GRASS_FENCE_NE_FLAG:
02641 t = &_station_display_datas_airport_flag_grass_fence_ne[GetAnimationFrame(ti->tile)];
02642 break;
02643 case APT_RADAR_FENCE_SW:
02644 t = &_station_display_datas_airport_radar_fence_sw[GetAnimationFrame(ti->tile)];
02645 break;
02646 case APT_RADAR_FENCE_NE:
02647 t = &_station_display_datas_airport_radar_fence_ne[GetAnimationFrame(ti->tile)];
02648 break;
02649 case APT_GRASS_FENCE_NE_FLAG_2:
02650 t = &_station_display_datas_airport_flag_grass_fence_ne_2[GetAnimationFrame(ti->tile)];
02651 break;
02652 }
02653 }
02654
02655 Owner owner = GetTileOwner(ti->tile);
02656
02657 PaletteID palette;
02658 if (Company::IsValidID(owner)) {
02659 palette = COMPANY_SPRITE_COLOUR(owner);
02660 } else {
02661
02662 palette = PALETTE_TO_GREY;
02663 }
02664
02665 if (layout == NULL && (t == NULL || t->seq == NULL)) t = GetStationTileLayout(GetStationType(ti->tile), gfx);
02666
02667
02668 if (ti->tileh != SLOPE_FLAT && !IsDock(ti->tile)) {
02669 if (statspec != NULL && HasBit(statspec->flags, SSF_CUSTOM_FOUNDATIONS)) {
02670
02671
02672 uint edge_info = 0;
02673 int z;
02674 Slope slope = GetFoundationPixelSlope(ti->tile, &z);
02675 if (!HasFoundationNW(ti->tile, slope, z)) SetBit(edge_info, 0);
02676 if (!HasFoundationNE(ti->tile, slope, z)) SetBit(edge_info, 1);
02677 SpriteID image = GetCustomStationFoundationRelocation(statspec, st, ti->tile, tile_layout, edge_info);
02678
02679 if (HasBit(statspec->flags, SSF_EXTENDED_FOUNDATIONS)) {
02680
02681
02682 static const uint8 foundation_parts[] = {
02683 0, 0, 0, 0,
02684 0, 1, 2, 3,
02685 0, 4, 5, 6,
02686 7, 8, 9
02687 };
02688
02689 AddSortableSpriteToDraw(image + foundation_parts[ti->tileh], PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02690 } else {
02691
02692
02693
02694
02695 static const uint8 composite_foundation_parts[] = {
02696
02697 0x00, 0xD1, 0xE4, 0xE0,
02698
02699 0xCA, 0xC9, 0xC4, 0xC0,
02700
02701 0xD2, 0x91, 0xE4, 0xA0,
02702
02703 0x4A, 0x09, 0x44
02704 };
02705
02706 uint8 parts = composite_foundation_parts[ti->tileh];
02707
02708
02709
02710 if (HasBit(edge_info, 0)) ClrBit(parts, 6);
02711 if (HasBit(edge_info, 1)) ClrBit(parts, 7);
02712
02713 if (parts == 0) {
02714
02715
02716
02717 goto draw_default_foundation;
02718 }
02719
02720 StartSpriteCombine();
02721 for (int i = 0; i < 8; i++) {
02722 if (HasBit(parts, i)) {
02723 AddSortableSpriteToDraw(image + i, PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02724 }
02725 }
02726 EndSpriteCombine();
02727 }
02728
02729 OffsetGroundSprite(31, 1);
02730 ti->z += ApplyPixelFoundationToSlope(FOUNDATION_LEVELED, &ti->tileh);
02731 } else {
02732 draw_default_foundation:
02733 DrawFoundation(ti, FOUNDATION_LEVELED);
02734 }
02735 }
02736
02737 if (IsBuoy(ti->tile)) {
02738 DrawWaterClassGround(ti);
02739 SpriteID sprite = GetCanalSprite(CF_BUOY, ti->tile);
02740 if (sprite != 0) total_offset = sprite - SPR_IMG_BUOY;
02741 } else if (IsDock(ti->tile) || (IsOilRig(ti->tile) && IsTileOnWater(ti->tile))) {
02742 if (ti->tileh == SLOPE_FLAT) {
02743 DrawWaterClassGround(ti);
02744 } else {
02745 assert(IsDock(ti->tile));
02746 TileIndex water_tile = ti->tile + TileOffsByDiagDir(GetDockDirection(ti->tile));
02747 WaterClass wc = GetWaterClass(water_tile);
02748 if (wc == WATER_CLASS_SEA) {
02749 DrawShoreTile(ti->tileh);
02750 } else {
02751 DrawClearLandTile(ti, 3);
02752 }
02753 }
02754 } else {
02755 if (layout != NULL) {
02756
02757 bool separate_ground = HasBit(statspec->flags, SSF_SEPARATE_GROUND);
02758 uint32 var10_values = layout->PrepareLayout(total_offset, rti->fallback_railtype, 0, 0, separate_ground);
02759 uint8 var10;
02760 FOR_EACH_SET_BIT(var10, var10_values) {
02761 uint32 var10_relocation = GetCustomStationRelocation(statspec, st, ti->tile, var10);
02762 layout->ProcessRegisters(var10, var10_relocation, separate_ground);
02763 }
02764 tmp_rail_layout.seq = layout->GetLayout(&tmp_rail_layout.ground);
02765 t = &tmp_rail_layout;
02766 total_offset = 0;
02767 } else if (statspec != NULL) {
02768
02769 ground_relocation = relocation = GetCustomStationRelocation(statspec, st, ti->tile, 0);
02770 if (HasBit(statspec->flags, SSF_SEPARATE_GROUND)) {
02771 ground_relocation = GetCustomStationRelocation(statspec, st, ti->tile, 1);
02772 }
02773 ground_relocation += rti->fallback_railtype;
02774 }
02775
02776 SpriteID image = t->ground.sprite;
02777 PaletteID pal = t->ground.pal;
02778 if (rti != NULL && rti->UsesOverlay() && (image == SPR_RAIL_TRACK_X || image == SPR_RAIL_TRACK_Y)) {
02779 SpriteID ground = GetCustomRailSprite(rti, ti->tile, RTSG_GROUND);
02780 DrawGroundSprite(SPR_FLAT_GRASS_TILE, PAL_NONE);
02781 DrawGroundSprite(ground + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE);
02782
02783 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationReservation(ti->tile)) {
02784 SpriteID overlay = GetCustomRailSprite(rti, ti->tile, RTSG_OVERLAY);
02785 DrawGroundSprite(overlay + (image == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PALETTE_CRASH);
02786 }
02787 } else {
02788 image += HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE) ? ground_relocation : total_offset;
02789 if (HasBit(pal, SPRITE_MODIFIER_CUSTOM_SPRITE)) pal += ground_relocation;
02790 DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, palette));
02791
02792
02793 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationRail(ti->tile) && HasStationReservation(ti->tile)) {
02794 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(ti->tile));
02795 DrawGroundSprite(GetRailStationAxis(ti->tile) == AXIS_X ? rti->base_sprites.single_x : rti->base_sprites.single_y, PALETTE_CRASH);
02796 }
02797 }
02798 }
02799
02800 if (HasStationRail(ti->tile) && HasCatenaryDrawn(GetRailType(ti->tile)) && IsStationTileElectrifiable(ti->tile)) DrawCatenary(ti);
02801
02802 if (HasBit(roadtypes, ROADTYPE_TRAM)) {
02803 Axis axis = GetRoadStopDir(ti->tile) == DIAGDIR_NE ? AXIS_X : AXIS_Y;
02804 DrawGroundSprite((HasBit(roadtypes, ROADTYPE_ROAD) ? SPR_TRAMWAY_OVERLAY : SPR_TRAMWAY_TRAM) + (axis ^ 1), PAL_NONE);
02805 DrawTramCatenary(ti, axis == AXIS_X ? ROAD_X : ROAD_Y);
02806 }
02807
02808 if (IsRailWaypoint(ti->tile)) {
02809
02810 total_offset = 0;
02811 }
02812
02813 DrawRailTileSeq(ti, t, TO_BUILDINGS, total_offset, relocation, palette);
02814 }
02815
02816 void StationPickerDrawSprite(int x, int y, StationType st, RailType railtype, RoadType roadtype, int image)
02817 {
02818 int32 total_offset = 0;
02819 PaletteID pal = COMPANY_SPRITE_COLOUR(_local_company);
02820 const DrawTileSprites *t = GetStationTileLayout(st, image);
02821 const RailtypeInfo *rti = NULL;
02822
02823 if (railtype != INVALID_RAILTYPE) {
02824 rti = GetRailTypeInfo(railtype);
02825 total_offset = rti->GetRailtypeSpriteOffset();
02826 }
02827
02828 SpriteID img = t->ground.sprite;
02829 if ((img == SPR_RAIL_TRACK_X || img == SPR_RAIL_TRACK_Y) && rti->UsesOverlay()) {
02830 SpriteID ground = GetCustomRailSprite(rti, INVALID_TILE, RTSG_GROUND);
02831 DrawSprite(SPR_FLAT_GRASS_TILE, PAL_NONE, x, y);
02832 DrawSprite(ground + (img == SPR_RAIL_TRACK_X ? RTO_X : RTO_Y), PAL_NONE, x, y);
02833 } else {
02834 DrawSprite(img + total_offset, HasBit(img, PALETTE_MODIFIER_COLOUR) ? pal : PAL_NONE, x, y);
02835 }
02836
02837 if (roadtype == ROADTYPE_TRAM) {
02838 DrawSprite(SPR_TRAMWAY_TRAM + (t->ground.sprite == SPR_ROAD_PAVED_STRAIGHT_X ? 1 : 0), PAL_NONE, x, y);
02839 }
02840
02841
02842 DrawRailTileSeqInGUI(x, y, t, st == STATION_WAYPOINT ? 0 : total_offset, 0, pal);
02843 }
02844
02845 static int GetSlopePixelZ_Station(TileIndex tile, uint x, uint y)
02846 {
02847 return GetTileMaxPixelZ(tile);
02848 }
02849
02850 static Foundation GetFoundation_Station(TileIndex tile, Slope tileh)
02851 {
02852 return FlatteningFoundation(tileh);
02853 }
02854
02855 static void GetTileDesc_Station(TileIndex tile, TileDesc *td)
02856 {
02857 td->owner[0] = GetTileOwner(tile);
02858 if (IsDriveThroughStopTile(tile)) {
02859 Owner road_owner = INVALID_OWNER;
02860 Owner tram_owner = INVALID_OWNER;
02861 RoadTypes rts = GetRoadTypes(tile);
02862 if (HasBit(rts, ROADTYPE_ROAD)) road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
02863 if (HasBit(rts, ROADTYPE_TRAM)) tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
02864
02865
02866 if ((tram_owner != INVALID_OWNER && tram_owner != td->owner[0]) ||
02867 (road_owner != INVALID_OWNER && road_owner != td->owner[0])) {
02868 uint i = 1;
02869 if (road_owner != INVALID_OWNER) {
02870 td->owner_type[i] = STR_LAND_AREA_INFORMATION_ROAD_OWNER;
02871 td->owner[i] = road_owner;
02872 i++;
02873 }
02874 if (tram_owner != INVALID_OWNER) {
02875 td->owner_type[i] = STR_LAND_AREA_INFORMATION_TRAM_OWNER;
02876 td->owner[i] = tram_owner;
02877 }
02878 }
02879 }
02880 td->build_date = BaseStation::GetByTile(tile)->build_date;
02881
02882 if (HasStationTileRail(tile)) {
02883 const StationSpec *spec = GetStationSpec(tile);
02884
02885 if (spec != NULL) {
02886 td->station_class = StationClass::GetName(spec->cls_id);
02887 td->station_name = spec->name;
02888
02889 if (spec->grf_prop.grffile != NULL) {
02890 const GRFConfig *gc = GetGRFConfig(spec->grf_prop.grffile->grfid);
02891 td->grf = gc->GetName();
02892 }
02893 }
02894
02895 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(tile));
02896 td->rail_speed = rti->max_speed;
02897 }
02898
02899 if (IsAirport(tile)) {
02900 const AirportSpec *as = Station::GetByTile(tile)->airport.GetSpec();
02901 td->airport_class = AirportClass::GetName(as->cls_id);
02902 td->airport_name = as->name;
02903
02904 const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
02905 td->airport_tile_name = ats->name;
02906
02907 if (as->grf_prop.grffile != NULL) {
02908 const GRFConfig *gc = GetGRFConfig(as->grf_prop.grffile->grfid);
02909 td->grf = gc->GetName();
02910 } else if (ats->grf_prop.grffile != NULL) {
02911 const GRFConfig *gc = GetGRFConfig(ats->grf_prop.grffile->grfid);
02912 td->grf = gc->GetName();
02913 }
02914 }
02915
02916 StringID str;
02917 switch (GetStationType(tile)) {
02918 default: NOT_REACHED();
02919 case STATION_RAIL: str = STR_LAI_STATION_DESCRIPTION_RAILROAD_STATION; break;
02920 case STATION_AIRPORT:
02921 str = (IsHangar(tile) ? STR_LAI_STATION_DESCRIPTION_AIRCRAFT_HANGAR : STR_LAI_STATION_DESCRIPTION_AIRPORT);
02922 break;
02923 case STATION_TRUCK: str = STR_LAI_STATION_DESCRIPTION_TRUCK_LOADING_AREA; break;
02924 case STATION_BUS: str = STR_LAI_STATION_DESCRIPTION_BUS_STATION; break;
02925 case STATION_OILRIG: str = STR_INDUSTRY_NAME_OIL_RIG; break;
02926 case STATION_DOCK: str = STR_LAI_STATION_DESCRIPTION_SHIP_DOCK; break;
02927 case STATION_BUOY: str = STR_LAI_STATION_DESCRIPTION_BUOY; break;
02928 case STATION_WAYPOINT: str = STR_LAI_STATION_DESCRIPTION_WAYPOINT; break;
02929 }
02930 td->str = str;
02931 }
02932
02933
02934 static TrackStatus GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
02935 {
02936 TrackBits trackbits = TRACK_BIT_NONE;
02937
02938 switch (mode) {
02939 case TRANSPORT_RAIL:
02940 if (HasStationRail(tile) && !IsStationTileBlocked(tile)) {
02941 trackbits = TrackToTrackBits(GetRailStationTrack(tile));
02942 }
02943 break;
02944
02945 case TRANSPORT_WATER:
02946
02947 if (IsBuoy(tile)) {
02948 trackbits = TRACK_BIT_ALL;
02949
02950 if (TileX(tile) == 0) trackbits &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT);
02951
02952 if (TileY(tile) == 0) trackbits &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER);
02953 }
02954 break;
02955
02956 case TRANSPORT_ROAD:
02957 if ((GetRoadTypes(tile) & sub_mode) != 0 && IsRoadStop(tile)) {
02958 DiagDirection dir = GetRoadStopDir(tile);
02959 Axis axis = DiagDirToAxis(dir);
02960
02961 if (side != INVALID_DIAGDIR) {
02962 if (axis != DiagDirToAxis(side) || (IsStandardRoadStopTile(tile) && dir != side)) break;
02963 }
02964
02965 trackbits = AxisToTrackBits(axis);
02966 }
02967 break;
02968
02969 default:
02970 break;
02971 }
02972
02973 return CombineTrackStatus(TrackBitsToTrackdirBits(trackbits), TRACKDIR_BIT_NONE);
02974 }
02975
02976
02977 static void TileLoop_Station(TileIndex tile)
02978 {
02979
02980
02981 switch (GetStationType(tile)) {
02982 case STATION_AIRPORT:
02983 AirportTileAnimationTrigger(Station::GetByTile(tile), tile, AAT_TILELOOP);
02984 break;
02985
02986 case STATION_DOCK:
02987 if (GetTileSlope(tile) != SLOPE_FLAT) break;
02988
02989 case STATION_OILRIG:
02990 case STATION_BUOY:
02991 TileLoop_Water(tile);
02992 break;
02993
02994 default: break;
02995 }
02996 }
02997
02998
02999 static void AnimateTile_Station(TileIndex tile)
03000 {
03001 if (HasStationRail(tile)) {
03002 AnimateStationTile(tile);
03003 return;
03004 }
03005
03006 if (IsAirport(tile)) {
03007 AnimateAirportTile(tile);
03008 }
03009 }
03010
03011
03012 static bool ClickTile_Station(TileIndex tile)
03013 {
03014 const BaseStation *bst = BaseStation::GetByTile(tile);
03015
03016 if (bst->facilities & FACIL_WAYPOINT) {
03017 ShowWaypointWindow(Waypoint::From(bst));
03018 } else if (IsHangar(tile)) {
03019 const Station *st = Station::From(bst);
03020 ShowDepotWindow(st->airport.GetHangarTile(st->airport.GetHangarNum(tile)), VEH_AIRCRAFT);
03021 } else {
03022 ShowStationViewWindow(bst->index);
03023 }
03024 return true;
03025 }
03026
03027 static VehicleEnterTileStatus VehicleEnter_Station(Vehicle *v, TileIndex tile, int x, int y)
03028 {
03029 if (v->type == VEH_TRAIN) {
03030 StationID station_id = GetStationIndex(tile);
03031 if (!v->current_order.ShouldStopAtStation(v, station_id)) return VETSB_CONTINUE;
03032 if (!IsRailStation(tile) || !v->IsFrontEngine()) return VETSB_CONTINUE;
03033
03034 int station_ahead;
03035 int station_length;
03036 int stop = GetTrainStopLocation(station_id, tile, Train::From(v), &station_ahead, &station_length);
03037
03038
03039
03040
03041
03042 if (!IsInsideBS(stop + station_ahead, station_length, TILE_SIZE)) return VETSB_CONTINUE;
03043
03044 DiagDirection dir = DirToDiagDir(v->direction);
03045
03046 x &= 0xF;
03047 y &= 0xF;
03048
03049 if (DiagDirToAxis(dir) != AXIS_X) Swap(x, y);
03050 if (y == TILE_SIZE / 2) {
03051 if (dir != DIAGDIR_SE && dir != DIAGDIR_SW) x = TILE_SIZE - 1 - x;
03052 stop &= TILE_SIZE - 1;
03053
03054 if (x == stop) return VETSB_ENTERED_STATION | (VehicleEnterTileStatus)(station_id << VETS_STATION_ID_OFFSET);
03055 if (x < stop) {
03056 uint16 spd;
03057
03058 v->vehstatus |= VS_TRAIN_SLOWING;
03059 spd = max(0, (stop - x) * 20 - 15);
03060 if (spd < v->cur_speed) v->cur_speed = spd;
03061 }
03062 }
03063 } else if (v->type == VEH_ROAD) {
03064 RoadVehicle *rv = RoadVehicle::From(v);
03065 if (rv->state < RVSB_IN_ROAD_STOP && !IsReversingRoadTrackdir((Trackdir)rv->state) && rv->frame == 0) {
03066 if (IsRoadStop(tile) && rv->IsFrontEngine()) {
03067
03068 return RoadStop::GetByTile(tile, GetRoadStopType(tile))->Enter(rv) ? VETSB_CONTINUE : VETSB_CANNOT_ENTER;
03069 }
03070 }
03071 }
03072
03073 return VETSB_CONTINUE;
03074 }
03075
03080 void TriggerWatchedCargoCallbacks(Station *st)
03081 {
03082
03083 uint cargoes = 0;
03084 for (CargoID cid = 0; cid < NUM_CARGO; cid++) {
03085 if (HasBit(st->goods[cid].acceptance_pickup, GoodsEntry::GES_ACCEPTED_BIGTICK)) SetBit(cargoes, cid);
03086 }
03087
03088
03089 if (cargoes == 0) return;
03090
03091
03092 Rect r = st->GetCatchmentRect();
03093 TileArea ta(TileXY(r.left, r.top), TileXY(r.right, r.bottom));
03094 TILE_AREA_LOOP(tile, ta) {
03095 if (IsTileType(tile, MP_HOUSE)) {
03096 WatchedCargoCallback(tile, cargoes);
03097 }
03098 }
03099 }
03100
03107 static bool StationHandleBigTick(BaseStation *st)
03108 {
03109 if (!st->IsInUse()) {
03110 if (++st->delete_ctr >= 8) delete st;
03111 return false;
03112 }
03113
03114 if (Station::IsExpected(st)) {
03115 TriggerWatchedCargoCallbacks(Station::From(st));
03116
03117 for (CargoID i = 0; i < NUM_CARGO; i++) {
03118 ClrBit(Station::From(st)->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTED_BIGTICK);
03119 }
03120 }
03121
03122
03123 if ((st->facilities & FACIL_WAYPOINT) == 0) UpdateStationAcceptance(Station::From(st), true);
03124
03125 return true;
03126 }
03127
03128 static inline void byte_inc_sat(byte *p)
03129 {
03130 byte b = *p + 1;
03131 if (b != 0) *p = b;
03132 }
03133
03134 static void UpdateStationRating(Station *st)
03135 {
03136 bool waiting_changed = false;
03137
03138 byte_inc_sat(&st->time_since_load);
03139 byte_inc_sat(&st->time_since_unload);
03140
03141 const CargoSpec *cs;
03142 FOR_ALL_CARGOSPECS(cs) {
03143 GoodsEntry *ge = &st->goods[cs->Index()];
03144
03145
03146
03147 if (!HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP) && ge->rating < INITIAL_STATION_RATING) {
03148 ge->rating++;
03149 }
03150
03151
03152 if (HasBit(ge->acceptance_pickup, GoodsEntry::GES_PICKUP)) {
03153 byte_inc_sat(&ge->days_since_pickup);
03154
03155 bool skip = false;
03156 int rating = 0;
03157 uint waiting = ge->cargo.Count();
03158
03159
03160
03161
03162 uint num_dests = (uint)ge->cargo.Packets()->MapSize();
03163
03164
03165
03166
03167
03168
03169
03170 uint waiting_avg = waiting / (num_dests + 1);
03171
03172 if (HasBit(cs->callback_mask, CBM_CARGO_STATION_RATING_CALC)) {
03173
03174
03175
03176
03177 uint last_speed = ge->last_speed;
03178 if (last_speed == 0) last_speed = 0xFF;
03179
03180 uint32 var18 = min(ge->days_since_pickup, 0xFF) | (min(ge->max_waiting_cargo, 0xFFFF) << 8) | (min(last_speed, 0xFF) << 24);
03181
03182 uint32 var10 = (st->last_vehicle_type == VEH_INVALID) ? 0x0 : (st->last_vehicle_type + 0x10);
03183 uint16 callback = GetCargoCallback(CBID_CARGO_STATION_RATING_CALC, var10, var18, cs);
03184 if (callback != CALLBACK_FAILED) {
03185 skip = true;
03186 rating = GB(callback, 0, 14);
03187
03188
03189 if (HasBit(callback, 14)) rating -= 0x4000;
03190 }
03191 }
03192
03193 if (!skip) {
03194 int b = ge->last_speed - 85;
03195 if (b >= 0) rating += b >> 2;
03196
03197 byte days = ge->days_since_pickup;
03198 if (st->last_vehicle_type == VEH_SHIP) days >>= 2;
03199 (days > 21) ||
03200 (rating += 25, days > 12) ||
03201 (rating += 25, days > 6) ||
03202 (rating += 45, days > 3) ||
03203 (rating += 35, true);
03204
03205 (rating -= 90, ge->max_waiting_cargo > 1500) ||
03206 (rating += 55, ge->max_waiting_cargo > 1000) ||
03207 (rating += 35, ge->max_waiting_cargo > 600) ||
03208 (rating += 10, ge->max_waiting_cargo > 300) ||
03209 (rating += 20, ge->max_waiting_cargo > 100) ||
03210 (rating += 10, true);
03211 }
03212
03213 if (Company::IsValidID(st->owner) && HasBit(st->town->statues, st->owner)) rating += 26;
03214
03215 byte age = ge->last_age;
03216 (age >= 3) ||
03217 (rating += 10, age >= 2) ||
03218 (rating += 10, age >= 1) ||
03219 (rating += 13, true);
03220
03221 {
03222 int or_ = ge->rating;
03223
03224
03225 ge->rating = rating = or_ + Clamp(Clamp(rating, 0, 255) - or_, -2, 2);
03226
03227
03228
03229 if (rating <= 64 && waiting_avg >= 100) {
03230 int dec = Random() & 0x1F;
03231 if (waiting_avg < 200) dec &= 7;
03232 waiting -= (dec + 1) * num_dests;
03233 waiting_changed = true;
03234 }
03235
03236
03237 if (rating <= 127 && waiting != 0) {
03238 uint32 r = Random();
03239 if (rating <= (int)GB(r, 0, 7)) {
03240
03241 waiting = max((int)waiting - (int)((GB(r, 8, 2) - 1) * num_dests), 0);
03242 waiting_changed = true;
03243 }
03244 }
03245
03246
03247
03248
03249 static const uint WAITING_CARGO_THRESHOLD = 1 << 12;
03250 static const uint WAITING_CARGO_CUT_FACTOR = 1 << 6;
03251 static const uint MAX_WAITING_CARGO = 1 << 15;
03252
03253 if (waiting > WAITING_CARGO_THRESHOLD) {
03254 uint difference = waiting - WAITING_CARGO_THRESHOLD;
03255 waiting -= (difference / WAITING_CARGO_CUT_FACTOR);
03256
03257 waiting = min(waiting, MAX_WAITING_CARGO);
03258 waiting_changed = true;
03259 }
03260
03261 if (waiting_changed) {
03262
03263
03264
03265 ge->max_waiting_cargo = 0;
03266
03267
03268
03269
03270 StationCargoAmountMap waiting_per_source;
03271 ge->cargo.CountAndTruncate(waiting, waiting_per_source);
03272 for (StationCargoAmountMap::iterator i(waiting_per_source.begin()); i != waiting_per_source.end(); ++i) {
03273 Station *source_station = Station::GetIfValid(i->first);
03274 if (source_station == NULL) continue;
03275
03276 GoodsEntry &source_ge = source_station->goods[cs->Index()];
03277 source_ge.max_waiting_cargo = max(source_ge.max_waiting_cargo, i->second);
03278 }
03279 } else {
03280
03281 ge->max_waiting_cargo = waiting_avg;
03282 }
03283 }
03284 }
03285 }
03286
03287 StationID index = st->index;
03288 if (waiting_changed) {
03289 SetWindowDirty(WC_STATION_VIEW, index);
03290 } else {
03291 SetWindowWidgetDirty(WC_STATION_VIEW, index, WID_SV_ACCEPT_RATING_LIST);
03292 }
03293 }
03294
03301 void DeleteStaleFlows(StationID at, CargoID c_id, StationID to)
03302 {
03303 FlowStatMap &flows = Station::Get(at)->goods[c_id].flows;
03304 for (FlowStatMap::iterator f_it = flows.begin(); f_it != flows.end();) {
03305 FlowStat &s_flows = f_it->second;
03306 s_flows.EraseShare(to);
03307 if (s_flows.GetShares()->empty()) {
03308 flows.erase(f_it++);
03309 } else {
03310 ++f_it;
03311 }
03312 }
03313 }
03314
03321 uint GetMovingAverageLength(const Station *from, const Station *to)
03322 {
03323 return LinkStat::MIN_AVERAGE_LENGTH + (DistanceManhattan(from->xy, to->xy) >> 2);
03324 }
03325
03329 void Station::RunAverages()
03330 {
03331 for (int goods_index = 0; goods_index < NUM_CARGO; ++goods_index) {
03332 LinkStatMap &links = this->goods[goods_index].link_stats;
03333 for (LinkStatMap::iterator i = links.begin(); i != links.end();) {
03334 StationID id = i->first;
03335 if (Station::IsValidID(id)) {
03336 i->second.Decrease();
03337 if (i->second.IsValid()) {
03338 ++i;
03339 } else {
03340 DeleteStaleFlows(this->index, goods_index, id);
03341 this->goods[goods_index].cargo.RerouteStalePackets(id);
03342 links.erase(i++);
03343 }
03344 } else {
03345 this->goods[goods_index].cargo.RerouteStalePackets(id);
03346 links.erase(i++);
03347 }
03348 }
03349
03350 if (_settings_game.linkgraph.GetDistributionType(goods_index) == DT_MANUAL) {
03351 this->goods[goods_index].flows.clear();
03352 }
03353 }
03354 }
03355
03364 void IncreaseStats(Station *st, CargoID cargo, StationID next_station_id, uint capacity, uint usage)
03365 {
03366 LinkStatMap &stats = st->goods[cargo].link_stats;
03367 LinkStatMap::iterator i = stats.find(next_station_id);
03368 if (i == stats.end()) {
03369 assert(st->index != next_station_id);
03370 stats.insert(std::make_pair(next_station_id, LinkStat(
03371 GetMovingAverageLength(st,
03372 Station::Get(next_station_id)), capacity,
03373 usage == UINT_MAX ? 0 : usage)));
03374 } else {
03375 if (usage == UINT_MAX) {
03376 i->second.Refresh(capacity);
03377 } else {
03378 assert(capacity >= usage);
03379 i->second.Increase(capacity, usage);
03380 }
03381 assert(i->second.IsValid());
03382 }
03383 }
03384
03391 void IncreaseStats(Station *st, const Vehicle *front, StationID next_station_id)
03392 {
03393 for (const Vehicle *v = front; v != NULL; v = v->Next()) {
03394 if (v->refit_cap > 0) {
03395 IncreaseStats(st, v->cargo_type, next_station_id, v->refit_cap, v->cargo.Count());
03396 }
03397 }
03398 }
03399
03400
03401 static void StationHandleSmallTick(BaseStation *st)
03402 {
03403 if ((st->facilities & FACIL_WAYPOINT) != 0 || !st->IsInUse()) return;
03404
03405 byte b = st->delete_ctr + 1;
03406 if (b >= STATION_RATING_TICKS) b = 0;
03407 st->delete_ctr = b;
03408
03409 if (b == 0) UpdateStationRating(Station::From(st));
03410 }
03411
03412 void OnTick_Station()
03413 {
03414 if (_game_mode == GM_EDITOR) return;
03415
03416 RunAverages<Station>();
03417
03418 BaseStation *st;
03419 FOR_ALL_BASE_STATIONS(st) {
03420 StationHandleSmallTick(st);
03421
03422
03423
03424
03425 if ((_tick_counter + st->index) % STATION_ACCEPTANCE_TICKS == 0) {
03426
03427 if (!StationHandleBigTick(st)) continue;
03428 TriggerStationAnimation(st, st->xy, SAT_250_TICKS);
03429 if (Station::IsExpected(st)) AirportAnimationTrigger(Station::From(st), AAT_STATION_250_TICKS);
03430 }
03431 }
03432 }
03433
03435 void StationMonthlyLoop()
03436 {
03437 Station *st;
03438
03439 FOR_ALL_STATIONS(st) {
03440 for (CargoID i = 0; i < NUM_CARGO; i++) {
03441 GoodsEntry *ge = &st->goods[i];
03442 SB(ge->acceptance_pickup, GoodsEntry::GES_LAST_MONTH, 1, GB(ge->acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH, 1));
03443 ClrBit(ge->acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH);
03444 ge->supply = ge->supply_new;
03445 ge->supply_new = 0;
03446 }
03447 }
03448 }
03449
03450
03451 void ModifyStationRatingAround(TileIndex tile, Owner owner, int amount, uint radius)
03452 {
03453 Station *st;
03454
03455 FOR_ALL_STATIONS(st) {
03456 if (st->owner == owner &&
03457 DistanceManhattan(tile, st->xy) <= radius) {
03458 for (CargoID i = 0; i < NUM_CARGO; i++) {
03459 GoodsEntry *ge = &st->goods[i];
03460
03461 if (ge->acceptance_pickup != 0) {
03462 ge->rating = Clamp(ge->rating + amount, 0, 255);
03463 }
03464 }
03465 }
03466 }
03467 }
03468
03469 static uint UpdateStationWaiting(Station *st, CargoID type, uint amount, SourceType source_type, SourceID source_id)
03470 {
03471
03472
03473 if (!CargoPacket::CanAllocateItem()) return 0;
03474
03475 GoodsEntry &ge = st->goods[type];
03476 amount += ge.amount_fract;
03477 ge.amount_fract = GB(amount, 0, 8);
03478
03479 amount >>= 8;
03480
03481 if (amount == 0) return 0;
03482
03483 StationID next = ge.GetVia(st->index);
03484
03485 ge.cargo.Append(next, new CargoPacket(st->index, st->xy, amount, source_type, source_id));
03486 ge.supply_new += amount;
03487
03488 if (!HasBit(ge.acceptance_pickup, GoodsEntry::GES_PICKUP)) {
03489 InvalidateWindowData(WC_STATION_LIST, st->index);
03490 SetBit(ge.acceptance_pickup, GoodsEntry::GES_PICKUP);
03491 }
03492
03493 TriggerStationAnimation(st, st->xy, SAT_NEW_CARGO, type);
03494 AirportAnimationTrigger(st, AAT_STATION_NEW_CARGO, type);
03495
03496 SetWindowDirty(WC_STATION_VIEW, st->index);
03497 st->MarkTilesDirty(true);
03498 return amount;
03499 }
03500
03501 static bool IsUniqueStationName(const char *name)
03502 {
03503 const Station *st;
03504
03505 FOR_ALL_STATIONS(st) {
03506 if (st->name != NULL && strcmp(st->name, name) == 0) return false;
03507 }
03508
03509 return true;
03510 }
03511
03521 CommandCost CmdRenameStation(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
03522 {
03523 Station *st = Station::GetIfValid(p1);
03524 if (st == NULL) return CMD_ERROR;
03525
03526 CommandCost ret = CheckOwnership(st->owner);
03527 if (ret.Failed()) return ret;
03528
03529 bool reset = StrEmpty(text);
03530
03531 if (!reset) {
03532 if (Utf8StringLength(text) >= MAX_LENGTH_STATION_NAME_CHARS) return CMD_ERROR;
03533 if (!IsUniqueStationName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
03534 }
03535
03536 if (flags & DC_EXEC) {
03537 free(st->name);
03538 st->name = reset ? NULL : strdup(text);
03539
03540 st->UpdateVirtCoord();
03541 InvalidateWindowData(WC_STATION_LIST, st->owner, 1);
03542 }
03543
03544 return CommandCost();
03545 }
03546
03553 void FindStationsAroundTiles(const TileArea &location, StationList *stations)
03554 {
03555
03556 uint max_rad = (_settings_game.station.modified_catchment ? MAX_CATCHMENT : CA_UNMODIFIED);
03557
03558 uint x = TileX(location.tile);
03559 uint y = TileY(location.tile);
03560
03561 uint min_x = (x > max_rad) ? x - max_rad : 0;
03562 uint max_x = x + location.w + max_rad;
03563 uint min_y = (y > max_rad) ? y - max_rad : 0;
03564 uint max_y = y + location.h + max_rad;
03565
03566 if (min_x == 0 && _settings_game.construction.freeform_edges) min_x = 1;
03567 if (min_y == 0 && _settings_game.construction.freeform_edges) min_y = 1;
03568 if (max_x >= MapSizeX()) max_x = MapSizeX() - 1;
03569 if (max_y >= MapSizeY()) max_y = MapSizeY() - 1;
03570
03571 for (uint cy = min_y; cy < max_y; cy++) {
03572 for (uint cx = min_x; cx < max_x; cx++) {
03573 TileIndex cur_tile = TileXY(cx, cy);
03574 if (!IsTileType(cur_tile, MP_STATION)) continue;
03575
03576 Station *st = Station::GetByTile(cur_tile);
03577
03578 if (st == NULL) continue;
03579
03580 if (_settings_game.station.modified_catchment) {
03581 int rad = st->GetCatchmentRadius();
03582 int rad_x = cx - x;
03583 int rad_y = cy - y;
03584
03585 if (rad_x < -rad || rad_x >= rad + location.w) continue;
03586 if (rad_y < -rad || rad_y >= rad + location.h) continue;
03587 }
03588
03589
03590
03591
03592 stations->Include(st);
03593 }
03594 }
03595 }
03596
03601 const StationList *StationFinder::GetStations()
03602 {
03603 if (this->tile != INVALID_TILE) {
03604 FindStationsAroundTiles(*this, &this->stations);
03605 this->tile = INVALID_TILE;
03606 }
03607 return &this->stations;
03608 }
03609
03610 uint MoveGoodsToStation(CargoID type, uint amount, SourceType source_type, SourceID source_id, const StationList *all_stations)
03611 {
03612
03613 if (amount == 0) return 0;
03614
03615 Station *st1 = NULL;
03616 Station *st2 = NULL;
03617 uint best_rating1 = 0;
03618 uint best_rating2 = 0;
03619
03620 for (Station * const *st_iter = all_stations->Begin(); st_iter != all_stations->End(); ++st_iter) {
03621 Station *st = *st_iter;
03622
03623
03624 if (st->town->exclusive_counter > 0 && st->town->exclusivity != st->owner) continue;
03625
03626 if (st->goods[type].rating == 0) continue;
03627
03628 if (_settings_game.order.selectgoods && st->goods[type].last_speed == 0) continue;
03629
03630 if (IsCargoInClass(type, CC_PASSENGERS)) {
03631 if (st->facilities == FACIL_TRUCK_STOP) continue;
03632 } else {
03633 if (st->facilities == FACIL_BUS_STOP) continue;
03634 }
03635
03636
03637 if (st1 == NULL || st->goods[type].rating >= best_rating1) {
03638 st2 = st1; best_rating2 = best_rating1; st1 = st; best_rating1 = st->goods[type].rating;
03639 } else if (st2 == NULL || st->goods[type].rating >= best_rating2) {
03640 st2 = st; best_rating2 = st->goods[type].rating;
03641 }
03642 }
03643
03644
03645 if (st1 == NULL) return 0;
03646
03647
03648
03649 amount *= best_rating1 + 1;
03650
03651 if (st2 == NULL) {
03652
03653 return UpdateStationWaiting(st1, type, amount, source_type, source_id);
03654 }
03655
03656
03657 assert(st1 != NULL);
03658 assert(st2 != NULL);
03659 assert(best_rating1 != 0 || best_rating2 != 0);
03660
03661
03662
03663
03664
03665
03666 uint worst_cargo = amount * best_rating2 / (best_rating1 + best_rating2);
03667 assert(worst_cargo <= (amount - worst_cargo));
03668
03669
03670 uint moved = UpdateStationWaiting(st1, type, amount - worst_cargo, source_type, source_id);
03671
03672
03673 return moved + UpdateStationWaiting(st2, type, worst_cargo, source_type, source_id);
03674 }
03675
03676 void BuildOilRig(TileIndex tile)
03677 {
03678 if (!Station::CanAllocateItem()) {
03679 DEBUG(misc, 0, "Can't allocate station for oilrig at 0x%X, reverting to oilrig only", tile);
03680 return;
03681 }
03682
03683 Station *st = new Station(tile);
03684 st->town = ClosestTownFromTile(tile, UINT_MAX);
03685
03686 st->string_id = GenerateStationName(st, tile, STATIONNAMING_OILRIG);
03687
03688 assert(IsTileType(tile, MP_INDUSTRY));
03689 DeleteAnimatedTile(tile);
03690 MakeOilrig(tile, st->index, GetWaterClass(tile));
03691
03692 st->owner = OWNER_NONE;
03693 st->airport.type = AT_OILRIG;
03694 st->airport.Add(tile);
03695 st->dock_tile = tile;
03696 st->facilities = FACIL_AIRPORT | FACIL_DOCK;
03697 st->build_date = _date;
03698
03699 st->rect.BeforeAddTile(tile, StationRect::ADD_FORCE);
03700
03701 for (CargoID j = 0; j < NUM_CARGO; j++) {
03702 st->goods[j].acceptance_pickup = 0;
03703 st->goods[j].days_since_pickup = 255;
03704 st->goods[j].rating = INITIAL_STATION_RATING;
03705 st->goods[j].last_speed = 0;
03706 st->goods[j].last_age = 255;
03707 }
03708
03709 st->UpdateVirtCoord();
03710 UpdateStationAcceptance(st, false);
03711 st->RecomputeIndustriesNear();
03712 }
03713
03714 void DeleteOilRig(TileIndex tile)
03715 {
03716 Station *st = Station::GetByTile(tile);
03717
03718 MakeWaterKeepingClass(tile, OWNER_NONE);
03719
03720 st->dock_tile = INVALID_TILE;
03721 st->airport.Clear();
03722 st->facilities &= ~(FACIL_AIRPORT | FACIL_DOCK);
03723 st->airport.flags = 0;
03724
03725 st->rect.AfterRemoveTile(st, tile);
03726
03727 st->UpdateVirtCoord();
03728 st->RecomputeIndustriesNear();
03729 if (!st->IsInUse()) delete st;
03730 }
03731
03732 static void ChangeTileOwner_Station(TileIndex tile, Owner old_owner, Owner new_owner)
03733 {
03734 if (IsDriveThroughStopTile(tile)) {
03735 for (RoadType rt = ROADTYPE_ROAD; rt < ROADTYPE_END; rt++) {
03736
03737 if (GetRoadOwner(tile, rt) == old_owner) {
03738 if (HasTileRoadType(tile, rt)) {
03739
03740 Company::Get(old_owner)->infrastructure.road[rt] -= 2;
03741 if (new_owner != INVALID_OWNER) Company::Get(new_owner)->infrastructure.road[rt] += 2;
03742 }
03743 SetRoadOwner(tile, rt, new_owner == INVALID_OWNER ? OWNER_NONE : new_owner);
03744 }
03745 }
03746 }
03747
03748 if (!IsTileOwner(tile, old_owner)) return;
03749
03750 if (new_owner != INVALID_OWNER) {
03751
03752
03753
03754
03755 Company *old_company = Company::Get(old_owner);
03756 Company *new_company = Company::Get(new_owner);
03757
03758 if ((IsRailWaypoint(tile) || IsRailStation(tile)) && !IsStationTileBlocked(tile)) {
03759 old_company->infrastructure.rail[GetRailType(tile)]--;
03760 new_company->infrastructure.rail[GetRailType(tile)]++;
03761 }
03762 if (IsRoadStop(tile) && !IsDriveThroughStopTile(tile)) {
03763 RoadType rt;
03764 FOR_EACH_SET_ROADTYPE(rt, GetRoadTypes(tile)) {
03765 old_company->infrastructure.road[rt] -= 2;
03766 new_company->infrastructure.road[rt] += 2;
03767 }
03768 }
03769
03770
03771 SetTileOwner(tile, new_owner);
03772 InvalidateWindowClassesData(WC_STATION_LIST, 0);
03773 } else {
03774 if (IsDriveThroughStopTile(tile)) {
03775
03776 DoCommand(tile, 1 | 1 << 8, (GetStationType(tile) == STATION_TRUCK) ? ROADSTOP_TRUCK : ROADSTOP_BUS, DC_EXEC | DC_BANKRUPT, CMD_REMOVE_ROAD_STOP);
03777 assert(IsTileType(tile, MP_ROAD));
03778
03779 ChangeTileOwner(tile, old_owner, new_owner);
03780 } else {
03781 DoCommand(tile, 0, 0, DC_EXEC | DC_BANKRUPT, CMD_LANDSCAPE_CLEAR);
03782
03783
03784
03785 if ((IsTileType(tile, MP_WATER) || IsBuoyTile(tile)) && IsTileOwner(tile, old_owner)) SetTileOwner(tile, OWNER_NONE);
03786 }
03787 }
03788 }
03789
03798 static bool CanRemoveRoadWithStop(TileIndex tile, DoCommandFlag flags)
03799 {
03800
03801 if (_current_company == OWNER_WATER) return true;
03802
03803 RoadTypes rts = GetRoadTypes(tile);
03804 if (HasBit(rts, ROADTYPE_TRAM)) {
03805 Owner tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
03806 if (tram_owner != OWNER_NONE && CheckOwnership(tram_owner).Failed()) return false;
03807 }
03808 if (HasBit(rts, ROADTYPE_ROAD)) {
03809 Owner road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
03810 if (road_owner != OWNER_TOWN) {
03811 if (road_owner != OWNER_NONE && CheckOwnership(road_owner).Failed()) return false;
03812 } else {
03813 if (CheckAllowRemoveRoad(tile, GetAnyRoadBits(tile, ROADTYPE_ROAD), OWNER_TOWN, ROADTYPE_ROAD, flags).Failed()) return false;
03814 }
03815 }
03816
03817 return true;
03818 }
03819
03826 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags)
03827 {
03828 if (flags & DC_AUTO) {
03829 switch (GetStationType(tile)) {
03830 default: break;
03831 case STATION_RAIL: return_cmd_error(STR_ERROR_MUST_DEMOLISH_RAILROAD);
03832 case STATION_WAYPOINT: return_cmd_error(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
03833 case STATION_AIRPORT: return_cmd_error(STR_ERROR_MUST_DEMOLISH_AIRPORT_FIRST);
03834 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);
03835 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);
03836 case STATION_BUOY: return_cmd_error(STR_ERROR_BUOY_IN_THE_WAY);
03837 case STATION_DOCK: return_cmd_error(STR_ERROR_MUST_DEMOLISH_DOCK_FIRST);
03838 case STATION_OILRIG:
03839 SetDParam(1, STR_INDUSTRY_NAME_OIL_RIG);
03840 return_cmd_error(STR_ERROR_GENERIC_OBJECT_IN_THE_WAY);
03841 }
03842 }
03843
03844 switch (GetStationType(tile)) {
03845 case STATION_RAIL: return RemoveRailStation(tile, flags);
03846 case STATION_WAYPOINT: return RemoveRailWaypoint(tile, flags);
03847 case STATION_AIRPORT: return RemoveAirport(tile, flags);
03848 case STATION_TRUCK:
03849 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03850 return_cmd_error(STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
03851 }
03852 return RemoveRoadStop(tile, flags);
03853 case STATION_BUS:
03854 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
03855 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
03856 }
03857 return RemoveRoadStop(tile, flags);
03858 case STATION_BUOY: return RemoveBuoy(tile, flags);
03859 case STATION_DOCK: return RemoveDock(tile, flags);
03860 default: break;
03861 }
03862
03863 return CMD_ERROR;
03864 }
03865
03866 static CommandCost TerraformTile_Station(TileIndex tile, DoCommandFlag flags, int z_new, Slope tileh_new)
03867 {
03868 if (_settings_game.construction.build_on_slopes && AutoslopeEnabled()) {
03869
03870
03871
03872 if (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new)) {
03873 switch (GetStationType(tile)) {
03874 case STATION_WAYPOINT:
03875 case STATION_RAIL: {
03876 DiagDirection direction = AxisToDiagDir(GetRailStationAxis(tile));
03877 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03878 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03879 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03880 }
03881
03882 case STATION_AIRPORT:
03883 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03884
03885 case STATION_TRUCK:
03886 case STATION_BUS: {
03887 DiagDirection direction = GetRoadStopDir(tile);
03888 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
03889 if (IsDriveThroughStopTile(tile)) {
03890 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
03891 }
03892 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
03893 }
03894
03895 default: break;
03896 }
03897 }
03898 }
03899 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
03900 }
03901
03907 uint FlowStat::GetShare(StationID st) const
03908 {
03909 uint32 prev = 0;
03910 for (SharesMap::const_iterator it = this->shares.begin(); it != this->shares.end(); ++it) {
03911 if (it->second == st) {
03912 return it->first - prev;
03913 } else {
03914 prev = it->first;
03915 }
03916 }
03917 return 0;
03918 }
03919
03925 StationID FlowStat::GetVia(StationID excluded) const
03926 {
03927 assert(!this->shares.empty());
03928 uint max = (--this->shares.end())->first - 1;
03929 SharesMap::const_iterator it = this->shares.upper_bound(RandomRange(max));
03930 assert(it != this->shares.end());
03931 if (it->second != excluded) {
03932 return it->second;
03933 } else {
03934 uint end = it->first;
03935 if (end - 1 == max) return INVALID_STATION;
03936 uint begin = (it == this->shares.begin() ? 0 : (--it)->first);
03937 uint rand = RandomRange(max - (end - begin));
03938 if (rand < begin) {
03939 return this->shares.upper_bound(rand)->second;
03940 } else {
03941 return this->shares.upper_bound(rand + (end - begin))->second;
03942 }
03943 }
03944 }
03945
03950 void FlowStat::EraseShare(StationID st)
03951 {
03952 uint32 removed_shares = 0;
03953 uint32 last_share = 0;
03954 SharesMap new_shares;
03955 for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
03956 if (it->second == st) {
03957 removed_shares += it->first - last_share;
03958 } else {
03959 new_shares[it->first - removed_shares] = it->second;
03960 }
03961 last_share = it->first;
03962 }
03963 this->shares.swap(new_shares);
03964 for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
03965 assert(it->second != st);
03966 }
03967 }
03968
03974 uint GoodsEntry::GetSumFlowVia(StationID via) const
03975 {
03976 uint ret = 0;
03977 for (FlowStatMap::const_iterator i = this->flows.begin(); i != this->flows.end(); ++i) {
03978 ret += i->second.GetShare(via);
03979 }
03980 return ret;
03981 }
03982
03983 extern const TileTypeProcs _tile_type_station_procs = {
03984 DrawTile_Station,
03985 GetSlopePixelZ_Station,
03986 ClearTile_Station,
03987 NULL,
03988 GetTileDesc_Station,
03989 GetTileTrackStatus_Station,
03990 ClickTile_Station,
03991 AnimateTile_Station,
03992 TileLoop_Station,
03993 ChangeTileOwner_Station,
03994 NULL,
03995 VehicleEnter_Station,
03996 GetFoundation_Station,
03997 TerraformTile_Station,
03998 };