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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 "table/airporttile_ids.h"
00049 #include "newgrf_airporttiles.h"
00050 #include "order_backup.h"
00051 #include "newgrf_house.h"
00052 #include "company_gui.h"
00053 #include "linkgraph/linkgraph_base.h"
00054 #include "linkgraph/refresh.h"
00055 #include "widgets/station_widget.h"
00056
00057 #include "table/strings.h"
00058
00065 bool IsHangar(TileIndex t)
00066 {
00067 assert(IsTileType(t, MP_STATION));
00068
00069
00070 if (!IsAirport(t)) return false;
00071
00072 const Station *st = Station::GetByTile(t);
00073 const AirportSpec *as = st->airport.GetSpec();
00074
00075 for (uint i = 0; i < as->nof_depots; i++) {
00076 if (st->airport.GetHangarTile(i) == t) return true;
00077 }
00078
00079 return false;
00080 }
00081
00089 template <class T>
00090 CommandCost GetStationAround(TileArea ta, StationID closest_station, T **st)
00091 {
00092 ta.tile -= TileDiffXY(1, 1);
00093 ta.w += 2;
00094 ta.h += 2;
00095
00096
00097 TILE_AREA_LOOP(tile_cur, ta) {
00098 if (IsTileType(tile_cur, MP_STATION)) {
00099 StationID t = GetStationIndex(tile_cur);
00100 if (!T::IsValidID(t)) continue;
00101
00102 if (closest_station == INVALID_STATION) {
00103 closest_station = t;
00104 } else if (closest_station != t) {
00105 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00106 }
00107 }
00108 }
00109 *st = (closest_station == INVALID_STATION) ? NULL : T::Get(closest_station);
00110 return CommandCost();
00111 }
00112
00118 typedef bool (*CMSAMatcher)(TileIndex tile);
00119
00126 static int CountMapSquareAround(TileIndex tile, CMSAMatcher cmp)
00127 {
00128 int num = 0;
00129
00130 for (int dx = -3; dx <= 3; dx++) {
00131 for (int dy = -3; dy <= 3; dy++) {
00132 TileIndex t = TileAddWrap(tile, dx, dy);
00133 if (t != INVALID_TILE && cmp(t)) num++;
00134 }
00135 }
00136
00137 return num;
00138 }
00139
00145 static bool CMSAMine(TileIndex tile)
00146 {
00147
00148 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00149
00150 const Industry *ind = Industry::GetByTile(tile);
00151
00152
00153 if ((GetIndustrySpec(ind->type)->life_type & INDUSTRYLIFE_EXTRACTIVE) == 0) return false;
00154
00155 for (uint i = 0; i < lengthof(ind->produced_cargo); i++) {
00156
00157
00158 if (ind->produced_cargo[i] != CT_INVALID &&
00159 (CargoSpec::Get(ind->produced_cargo[i])->classes & (CC_LIQUID | CC_PASSENGERS | CC_MAIL)) == 0) {
00160 return true;
00161 }
00162 }
00163
00164 return false;
00165 }
00166
00172 static bool CMSAWater(TileIndex tile)
00173 {
00174 return IsTileType(tile, MP_WATER) && IsWater(tile);
00175 }
00176
00182 static bool CMSATree(TileIndex tile)
00183 {
00184 return IsTileType(tile, MP_TREES);
00185 }
00186
00187 #define M(x) ((x) - STR_SV_STNAME)
00188
00189 enum StationNaming {
00190 STATIONNAMING_RAIL,
00191 STATIONNAMING_ROAD,
00192 STATIONNAMING_AIRPORT,
00193 STATIONNAMING_OILRIG,
00194 STATIONNAMING_DOCK,
00195 STATIONNAMING_HELIPORT,
00196 };
00197
00199 struct StationNameInformation {
00200 uint32 free_names;
00201 bool *indtypes;
00202 };
00203
00212 static bool FindNearIndustryName(TileIndex tile, void *user_data)
00213 {
00214
00215 StationNameInformation *sni = (StationNameInformation*)user_data;
00216 if (!IsTileType(tile, MP_INDUSTRY)) return false;
00217
00218
00219 IndustryType indtype = GetIndustryType(tile);
00220 if (GetIndustrySpec(indtype)->station_name == STR_UNDEFINED) return false;
00221
00222
00223
00224 sni->free_names &= ~(1 << M(STR_SV_STNAME_OILFIELD) | 1 << M(STR_SV_STNAME_MINES));
00225 return !sni->indtypes[indtype];
00226 }
00227
00228 static StringID GenerateStationName(Station *st, TileIndex tile, StationNaming name_class)
00229 {
00230 static const uint32 _gen_station_name_bits[] = {
00231 0,
00232 0,
00233 1U << M(STR_SV_STNAME_AIRPORT),
00234 1U << M(STR_SV_STNAME_OILFIELD),
00235 1U << M(STR_SV_STNAME_DOCKS),
00236 1U << M(STR_SV_STNAME_HELIPORT),
00237 };
00238
00239 const Town *t = st->town;
00240 uint32 free_names = UINT32_MAX;
00241
00242 bool indtypes[NUM_INDUSTRYTYPES];
00243 memset(indtypes, 0, sizeof(indtypes));
00244
00245 const Station *s;
00246 FOR_ALL_STATIONS(s) {
00247 if (s != st && s->town == t) {
00248 if (s->indtype != IT_INVALID) {
00249 indtypes[s->indtype] = true;
00250 StringID name = GetIndustrySpec(s->indtype)->station_name;
00251 if (name != STR_UNDEFINED) {
00252
00253 for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
00254 const IndustrySpec *indsp = GetIndustrySpec(it);
00255 if (indsp->enabled && indsp->station_name == name) indtypes[it] = true;
00256 }
00257 }
00258 continue;
00259 }
00260 uint str = M(s->string_id);
00261 if (str <= 0x20) {
00262 if (str == M(STR_SV_STNAME_FOREST)) {
00263 str = M(STR_SV_STNAME_WOODS);
00264 }
00265 ClrBit(free_names, str);
00266 }
00267 }
00268 }
00269
00270 TileIndex indtile = tile;
00271 StationNameInformation sni = { free_names, indtypes };
00272 if (CircularTileSearch(&indtile, 7, FindNearIndustryName, &sni)) {
00273
00274 IndustryType indtype = GetIndustryType(indtile);
00275 const IndustrySpec *indsp = GetIndustrySpec(indtype);
00276
00277 if (indsp->station_name != STR_NULL) {
00278 st->indtype = indtype;
00279 return STR_SV_STNAME_FALLBACK;
00280 }
00281 }
00282
00283
00284 free_names = sni.free_names;
00285
00286
00287 uint32 tmp = free_names & _gen_station_name_bits[name_class];
00288 if (tmp != 0) return STR_SV_STNAME + FindFirstBit(tmp);
00289
00290
00291 if (HasBit(free_names, M(STR_SV_STNAME_MINES))) {
00292 if (CountMapSquareAround(tile, CMSAMine) >= 2) {
00293 return STR_SV_STNAME_MINES;
00294 }
00295 }
00296
00297
00298 if (DistanceMax(tile, t->xy) < 8) {
00299 if (HasBit(free_names, M(STR_SV_STNAME))) return STR_SV_STNAME;
00300
00301 if (HasBit(free_names, M(STR_SV_STNAME_CENTRAL))) return STR_SV_STNAME_CENTRAL;
00302 }
00303
00304
00305 if (HasBit(free_names, M(STR_SV_STNAME_LAKESIDE)) &&
00306 DistanceFromEdge(tile) < 20 &&
00307 CountMapSquareAround(tile, CMSAWater) >= 5) {
00308 return STR_SV_STNAME_LAKESIDE;
00309 }
00310
00311
00312 if (HasBit(free_names, M(STR_SV_STNAME_WOODS)) && (
00313 CountMapSquareAround(tile, CMSATree) >= 8 ||
00314 CountMapSquareAround(tile, IsTileForestIndustry) >= 2)
00315 ) {
00316 return _settings_game.game_creation.landscape == LT_TROPIC ? STR_SV_STNAME_FOREST : STR_SV_STNAME_WOODS;
00317 }
00318
00319
00320 int z = GetTileZ(tile);
00321 int z2 = GetTileZ(t->xy);
00322 if (z < z2) {
00323 if (HasBit(free_names, M(STR_SV_STNAME_VALLEY))) return STR_SV_STNAME_VALLEY;
00324 } else if (z > z2) {
00325 if (HasBit(free_names, M(STR_SV_STNAME_HEIGHTS))) return STR_SV_STNAME_HEIGHTS;
00326 }
00327
00328
00329 static const int8 _direction_and_table[] = {
00330 ~( (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00331 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00332 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_EAST)) | (1 << M(STR_SV_STNAME_NORTH)) ),
00333 ~( (1 << M(STR_SV_STNAME_SOUTH)) | (1 << M(STR_SV_STNAME_WEST)) | (1 << M(STR_SV_STNAME_EAST)) ),
00334 };
00335
00336 free_names &= _direction_and_table[
00337 (TileX(tile) < TileX(t->xy)) +
00338 (TileY(tile) < TileY(t->xy)) * 2];
00339
00340 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));
00341 return (tmp == 0) ? STR_SV_STNAME_FALLBACK : (STR_SV_STNAME + FindFirstBit(tmp));
00342 }
00343 #undef M
00344
00350 static Station *GetClosestDeletedStation(TileIndex tile)
00351 {
00352 uint threshold = 8;
00353 Station *best_station = NULL;
00354 Station *st;
00355
00356 FOR_ALL_STATIONS(st) {
00357 if (!st->IsInUse() && st->owner == _current_company) {
00358 uint cur_dist = DistanceManhattan(tile, st->xy);
00359
00360 if (cur_dist < threshold) {
00361 threshold = cur_dist;
00362 best_station = st;
00363 }
00364 }
00365 }
00366
00367 return best_station;
00368 }
00369
00370
00371 void Station::GetTileArea(TileArea *ta, StationType type) const
00372 {
00373 switch (type) {
00374 case STATION_RAIL:
00375 *ta = this->train_station;
00376 return;
00377
00378 case STATION_AIRPORT:
00379 *ta = this->airport;
00380 return;
00381
00382 case STATION_TRUCK:
00383 *ta = this->truck_station;
00384 return;
00385
00386 case STATION_BUS:
00387 *ta = this->bus_station;
00388 return;
00389
00390 case STATION_DOCK:
00391 case STATION_OILRIG:
00392 ta->tile = this->dock_tile;
00393 break;
00394
00395 default: NOT_REACHED();
00396 }
00397
00398 ta->w = 1;
00399 ta->h = 1;
00400 }
00401
00405 void Station::UpdateVirtCoord()
00406 {
00407 Point pt = RemapCoords2(TileX(this->xy) * TILE_SIZE, TileY(this->xy) * TILE_SIZE);
00408
00409 pt.y -= 32 * ZOOM_LVL_BASE;
00410 if ((this->facilities & FACIL_AIRPORT) && this->airport.type == AT_OILRIG) pt.y -= 16 * ZOOM_LVL_BASE;
00411
00412 SetDParam(0, this->index);
00413 SetDParam(1, this->facilities);
00414 this->sign.UpdatePosition(pt.x, pt.y, STR_VIEWPORT_STATION);
00415
00416 SetWindowDirty(WC_STATION_VIEW, this->index);
00417 }
00418
00420 void UpdateAllStationVirtCoords()
00421 {
00422 BaseStation *st;
00423
00424 FOR_ALL_BASE_STATIONS(st) {
00425 st->UpdateVirtCoord();
00426 }
00427 }
00428
00434 static uint GetAcceptanceMask(const Station *st)
00435 {
00436 uint mask = 0;
00437
00438 for (CargoID i = 0; i < NUM_CARGO; i++) {
00439 if (HasBit(st->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTANCE)) mask |= 1 << i;
00440 }
00441 return mask;
00442 }
00443
00448 static void ShowRejectOrAcceptNews(const Station *st, uint num_items, CargoID *cargo, StringID msg)
00449 {
00450 for (uint i = 0; i < num_items; i++) {
00451 SetDParam(i + 1, CargoSpec::Get(cargo[i])->name);
00452 }
00453
00454 SetDParam(0, st->index);
00455 AddNewsItem(msg, NT_ACCEPTANCE, NF_INCOLOUR | NF_SMALL, NR_STATION, st->index);
00456 }
00457
00465 CargoArray GetProductionAroundTiles(TileIndex tile, int w, int h, int rad)
00466 {
00467 CargoArray produced;
00468
00469 int x = TileX(tile);
00470 int y = TileY(tile);
00471
00472
00473
00474 int x2 = min(x + w + rad, MapSizeX());
00475 int x1 = max(x - rad, 0);
00476
00477 int y2 = min(y + h + rad, MapSizeY());
00478 int y1 = max(y - rad, 0);
00479
00480 assert(x1 < x2);
00481 assert(y1 < y2);
00482 assert(w > 0);
00483 assert(h > 0);
00484
00485 TileArea ta(TileXY(x1, y1), TileXY(x2 - 1, y2 - 1));
00486
00487
00488
00489 TILE_AREA_LOOP(tile, ta) AddProducedCargo(tile, produced);
00490
00491
00492
00493
00494
00495
00496
00497 const Industry *i;
00498 FOR_ALL_INDUSTRIES(i) {
00499 if (!ta.Intersects(i->location)) continue;
00500
00501 for (uint j = 0; j < lengthof(i->produced_cargo); j++) {
00502 CargoID cargo = i->produced_cargo[j];
00503 if (cargo != CT_INVALID) produced[cargo]++;
00504 }
00505 }
00506
00507 return produced;
00508 }
00509
00518 CargoArray GetAcceptanceAroundTiles(TileIndex tile, int w, int h, int rad, uint32 *always_accepted)
00519 {
00520 CargoArray acceptance;
00521 if (always_accepted != NULL) *always_accepted = 0;
00522
00523 int x = TileX(tile);
00524 int y = TileY(tile);
00525
00526
00527
00528 int x2 = min(x + w + rad, MapSizeX());
00529 int y2 = min(y + h + rad, MapSizeY());
00530 int x1 = max(x - rad, 0);
00531 int y1 = max(y - rad, 0);
00532
00533 assert(x1 < x2);
00534 assert(y1 < y2);
00535 assert(w > 0);
00536 assert(h > 0);
00537
00538 for (int yc = y1; yc != y2; yc++) {
00539 for (int xc = x1; xc != x2; xc++) {
00540 TileIndex tile = TileXY(xc, yc);
00541 AddAcceptedCargo(tile, acceptance, always_accepted);
00542 }
00543 }
00544
00545 return acceptance;
00546 }
00547
00553 void UpdateStationAcceptance(Station *st, bool show_msg)
00554 {
00555
00556 uint old_acc = GetAcceptanceMask(st);
00557
00558
00559 CargoArray acceptance;
00560 if (!st->rect.IsEmpty()) {
00561 acceptance = GetAcceptanceAroundTiles(
00562 TileXY(st->rect.left, st->rect.top),
00563 st->rect.right - st->rect.left + 1,
00564 st->rect.bottom - st->rect.top + 1,
00565 st->GetCatchmentRadius(),
00566 &st->always_accepted
00567 );
00568 }
00569
00570
00571 for (CargoID i = 0; i < NUM_CARGO; i++) {
00572 uint amt = acceptance[i];
00573
00574
00575 bool is_passengers = IsCargoInClass(i, CC_PASSENGERS);
00576 if ((!is_passengers && !(st->facilities & ~FACIL_BUS_STOP)) ||
00577 (is_passengers && !(st->facilities & ~FACIL_TRUCK_STOP))) {
00578 amt = 0;
00579 }
00580
00581 GoodsEntry &ge = st->goods[i];
00582 SB(ge.acceptance_pickup, GoodsEntry::GES_ACCEPTANCE, 1, amt >= 8);
00583 if (LinkGraph::IsValidID(ge.link_graph)) {
00584 (*LinkGraph::Get(ge.link_graph))[ge.node].SetDemand(amt / 8);
00585 }
00586 }
00587
00588
00589 uint new_acc = GetAcceptanceMask(st);
00590 if (old_acc == new_acc) return;
00591
00592
00593 if (show_msg && st->owner == _local_company && st->IsInUse()) {
00594
00595
00596 static const StringID accept_msg[] = {
00597 STR_NEWS_STATION_NOW_ACCEPTS_CARGO,
00598 STR_NEWS_STATION_NOW_ACCEPTS_CARGO_AND_CARGO,
00599 };
00600 static const StringID reject_msg[] = {
00601 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO,
00602 STR_NEWS_STATION_NO_LONGER_ACCEPTS_CARGO_OR_CARGO,
00603 };
00604
00605
00606 CargoID accepts[2] = { CT_INVALID, CT_INVALID };
00607 CargoID rejects[2] = { CT_INVALID, CT_INVALID };
00608 uint num_acc = 0;
00609 uint num_rej = 0;
00610
00611
00612 for (CargoID i = 0; i < NUM_CARGO; i++) {
00613 if (HasBit(new_acc, i)) {
00614 if (!HasBit(old_acc, i) && num_acc < lengthof(accepts)) {
00615
00616 accepts[num_acc++] = i;
00617 }
00618 } else {
00619 if (HasBit(old_acc, i) && num_rej < lengthof(rejects)) {
00620
00621 rejects[num_rej++] = i;
00622 }
00623 }
00624 }
00625
00626
00627 if (num_acc > 0) ShowRejectOrAcceptNews(st, num_acc, accepts, accept_msg[num_acc - 1]);
00628 if (num_rej > 0) ShowRejectOrAcceptNews(st, num_rej, rejects, reject_msg[num_rej - 1]);
00629 }
00630
00631
00632 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ACCEPT_RATING_LIST);
00633 }
00634
00635 static void UpdateStationSignCoord(BaseStation *st)
00636 {
00637 const StationRect *r = &st->rect;
00638
00639 if (r->IsEmpty()) return;
00640
00641
00642 st->xy = TileXY(ClampU(TileX(st->xy), r->left, r->right), ClampU(TileY(st->xy), r->top, r->bottom));
00643 st->UpdateVirtCoord();
00644
00645 if (!Station::IsExpected(st)) return;
00646 Station *full_station = Station::From(st);
00647 for (CargoID c = 0; c < NUM_CARGO; ++c) {
00648 LinkGraphID lg = full_station->goods[c].link_graph;
00649 if (!LinkGraph::IsValidID(lg)) continue;
00650 LinkGraph::Get(lg)->UpdateDistances(full_station->goods[c].node, st->xy);
00651 }
00652 }
00653
00663 static CommandCost BuildStationPart(Station **st, DoCommandFlag flags, bool reuse, TileArea area, StationNaming name_class)
00664 {
00665
00666 if (*st == NULL && reuse) *st = GetClosestDeletedStation(area.tile);
00667
00668 if (*st != NULL) {
00669 if ((*st)->owner != _current_company) {
00670 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_STATION);
00671 }
00672
00673 CommandCost ret = (*st)->rect.BeforeAddRect(area.tile, area.w, area.h, StationRect::ADD_TEST);
00674 if (ret.Failed()) return ret;
00675 } else {
00676
00677 if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
00678
00679 if (flags & DC_EXEC) {
00680 *st = new Station(area.tile);
00681
00682 (*st)->town = ClosestTownFromTile(area.tile, UINT_MAX);
00683 (*st)->string_id = GenerateStationName(*st, area.tile, name_class);
00684
00685 if (Company::IsValidID(_current_company)) {
00686 SetBit((*st)->town->have_ratings, _current_company);
00687 }
00688 }
00689 }
00690 return CommandCost();
00691 }
00692
00699 static void DeleteStationIfEmpty(BaseStation *st)
00700 {
00701 if (!st->IsInUse()) {
00702 st->delete_ctr = 0;
00703 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
00704 }
00705
00706 UpdateStationSignCoord(st);
00707 }
00708
00709 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags);
00710
00720 CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool allow_steep, bool check_bridge = true)
00721 {
00722 if (check_bridge && MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) {
00723 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00724 }
00725
00726 CommandCost ret = EnsureNoVehicleOnGround(tile);
00727 if (ret.Failed()) return ret;
00728
00729 int z;
00730 Slope tileh = GetTileSlope(tile, &z);
00731
00732
00733
00734
00735
00736 if ((!allow_steep && IsSteepSlope(tileh)) ||
00737 ((!_settings_game.construction.build_on_slopes) && tileh != SLOPE_FLAT)) {
00738 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00739 }
00740
00741 CommandCost cost(EXPENSES_CONSTRUCTION);
00742 int flat_z = z + GetSlopeMaxZ(tileh);
00743 if (tileh != SLOPE_FLAT) {
00744
00745 for (DiagDirection dir = DIAGDIR_BEGIN; dir != DIAGDIR_END; dir++) {
00746 if (HasBit(invalid_dirs, dir) && !CanBuildDepotByTileh(dir, tileh)) {
00747 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00748 }
00749 }
00750 cost.AddCost(_price[PR_BUILD_FOUNDATION]);
00751 }
00752
00753
00754 if (allowed_z < 0) {
00755
00756 allowed_z = flat_z;
00757 } else if (allowed_z != flat_z) {
00758 return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00759 }
00760
00761 return cost;
00762 }
00763
00770 CommandCost CheckFlatLand(TileArea tile_area, DoCommandFlag flags)
00771 {
00772 CommandCost cost(EXPENSES_CONSTRUCTION);
00773 int allowed_z = -1;
00774
00775 TILE_AREA_LOOP(tile_cur, tile_area) {
00776 CommandCost ret = CheckBuildableTile(tile_cur, 0, allowed_z, true);
00777 if (ret.Failed()) return ret;
00778 cost.AddCost(ret);
00779
00780 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00781 if (ret.Failed()) return ret;
00782 cost.AddCost(ret);
00783 }
00784
00785 return cost;
00786 }
00787
00802 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)
00803 {
00804 CommandCost cost(EXPENSES_CONSTRUCTION);
00805 int allowed_z = -1;
00806 uint invalid_dirs = 5 << axis;
00807
00808 const StationSpec *statspec = StationClass::Get(spec_class)->GetSpec(spec_index);
00809 bool slope_cb = statspec != NULL && HasBit(statspec->callback_mask, CBM_STATION_SLOPE_CHECK);
00810
00811 TILE_AREA_LOOP(tile_cur, tile_area) {
00812 CommandCost ret = CheckBuildableTile(tile_cur, invalid_dirs, allowed_z, false);
00813 if (ret.Failed()) return ret;
00814 cost.AddCost(ret);
00815
00816 if (slope_cb) {
00817
00818 ret = PerformStationTileSlopeCheck(tile_area.tile, tile_cur, statspec, axis, plat_len, numtracks);
00819 if (ret.Failed()) return ret;
00820 }
00821
00822
00823
00824
00825 if (station != NULL && IsTileType(tile_cur, MP_STATION)) {
00826 if (!IsRailStation(tile_cur)) {
00827 return ClearTile_Station(tile_cur, DC_AUTO);
00828 } else {
00829 StationID st = GetStationIndex(tile_cur);
00830 if (*station == INVALID_STATION) {
00831 *station = st;
00832 } else if (*station != st) {
00833 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00834 }
00835 }
00836 } else {
00837
00838
00839 if (rt != INVALID_RAILTYPE &&
00840 IsPlainRailTile(tile_cur) && !HasSignals(tile_cur) &&
00841 HasPowerOnRail(GetRailType(tile_cur), rt)) {
00842
00843
00844
00845
00846
00847
00848 TrackBits tracks = GetTrackBits(tile_cur);
00849 Track track = RemoveFirstTrack(&tracks);
00850 Track expected_track = HasBit(invalid_dirs, DIAGDIR_NE) ? TRACK_X : TRACK_Y;
00851
00852 if (tracks == TRACK_BIT_NONE && track == expected_track) {
00853
00854 if (HasBit(GetRailReservationTrackBits(tile_cur), track)) {
00855 Train *v = GetTrainForReservation(tile_cur, track);
00856 if (v != NULL) {
00857 *affected_vehicles.Append() = v;
00858 }
00859 }
00860 CommandCost ret = DoCommand(tile_cur, 0, track, flags, CMD_REMOVE_SINGLE_RAIL);
00861 if (ret.Failed()) return ret;
00862 cost.AddCost(ret);
00863
00864 continue;
00865 }
00866 }
00867 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00868 if (ret.Failed()) return ret;
00869 cost.AddCost(ret);
00870 }
00871 }
00872
00873 return cost;
00874 }
00875
00888 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)
00889 {
00890 CommandCost cost(EXPENSES_CONSTRUCTION);
00891 int allowed_z = -1;
00892
00893 TILE_AREA_LOOP(cur_tile, tile_area) {
00894 CommandCost ret = CheckBuildableTile(cur_tile, invalid_dirs, allowed_z, !is_drive_through);
00895 if (ret.Failed()) return ret;
00896 cost.AddCost(ret);
00897
00898
00899
00900
00901 if (station != NULL && IsTileType(cur_tile, MP_STATION)) {
00902 if (!IsRoadStop(cur_tile)) {
00903 return ClearTile_Station(cur_tile, DC_AUTO);
00904 } else {
00905 if (is_truck_stop != IsTruckStop(cur_tile) ||
00906 is_drive_through != IsDriveThroughStopTile(cur_tile)) {
00907 return ClearTile_Station(cur_tile, DC_AUTO);
00908 }
00909
00910 if (is_drive_through && IsDriveThroughStopTile(cur_tile) && DiagDirToAxis(GetRoadStopDir(cur_tile)) != axis){
00911 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00912 }
00913 StationID st = GetStationIndex(cur_tile);
00914 if (*station == INVALID_STATION) {
00915 *station = st;
00916 } else if (*station != st) {
00917 return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
00918 }
00919 }
00920 } else {
00921 bool build_over_road = is_drive_through && IsNormalRoadTile(cur_tile);
00922
00923 RoadBits rb = IsNormalRoadTile(cur_tile) ? GetAllRoadBits(cur_tile) : ROAD_NONE;
00924 if (build_over_road && (rb & (axis == AXIS_X ? ROAD_Y : ROAD_X)) != 0) {
00925
00926 switch (CountBits(rb)) {
00927 case 1:
00928 return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00929
00930 case 2:
00931 if (rb == ROAD_X || rb == ROAD_Y) return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
00932 return_cmd_error(STR_ERROR_DRIVE_THROUGH_CORNER);
00933
00934 default:
00935 return_cmd_error(STR_ERROR_DRIVE_THROUGH_JUNCTION);
00936 }
00937 }
00938
00939 RoadTypes cur_rts = IsNormalRoadTile(cur_tile) ? GetRoadTypes(cur_tile) : ROADTYPES_NONE;
00940 uint num_roadbits = 0;
00941 if (build_over_road) {
00942
00943 if (HasBit(cur_rts, ROADTYPE_ROAD)) {
00944 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
00945 if (road_owner == OWNER_TOWN) {
00946 if (!_settings_game.construction.road_stop_on_town_road) return_cmd_error(STR_ERROR_DRIVE_THROUGH_ON_TOWN_ROAD);
00947 } else if (!_settings_game.construction.road_stop_on_competitor_road && road_owner != OWNER_NONE) {
00948 CommandCost ret = CheckOwnership(road_owner);
00949 if (ret.Failed()) return ret;
00950 }
00951 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_ROAD));
00952 }
00953
00954
00955 if (HasBit(cur_rts, ROADTYPE_TRAM)) {
00956 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
00957 if (!_settings_game.construction.road_stop_on_competitor_road && tram_owner != OWNER_NONE) {
00958 CommandCost ret = CheckOwnership(tram_owner);
00959 if (ret.Failed()) return ret;
00960 }
00961 num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_TRAM));
00962 }
00963
00964
00965 rts |= cur_rts;
00966 } else {
00967 ret = DoCommand(cur_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00968 if (ret.Failed()) return ret;
00969 cost.AddCost(ret);
00970 }
00971
00972 uint roadbits_to_build = CountBits(rts) * 2 - num_roadbits;
00973 cost.AddCost(_price[PR_BUILD_ROAD] * roadbits_to_build);
00974 }
00975 }
00976
00977 return cost;
00978 }
00979
00987 CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta, Axis axis)
00988 {
00989 TileArea cur_ta = st->train_station;
00990
00991
00992 int x = min(TileX(cur_ta.tile), TileX(new_ta.tile));
00993 int y = min(TileY(cur_ta.tile), TileY(new_ta.tile));
00994 new_ta.w = max(TileX(cur_ta.tile) + cur_ta.w, TileX(new_ta.tile) + new_ta.w) - x;
00995 new_ta.h = max(TileY(cur_ta.tile) + cur_ta.h, TileY(new_ta.tile) + new_ta.h) - y;
00996 new_ta.tile = TileXY(x, y);
00997
00998
00999 if (new_ta.w > _settings_game.station.station_spread || new_ta.h > _settings_game.station.station_spread) {
01000 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
01001 }
01002
01003 return CommandCost();
01004 }
01005
01006 static inline byte *CreateSingle(byte *layout, int n)
01007 {
01008 int i = n;
01009 do *layout++ = 0; while (--i);
01010 layout[((n - 1) >> 1) - n] = 2;
01011 return layout;
01012 }
01013
01014 static inline byte *CreateMulti(byte *layout, int n, byte b)
01015 {
01016 int i = n;
01017 do *layout++ = b; while (--i);
01018 if (n > 4) {
01019 layout[0 - n] = 0;
01020 layout[n - 1 - n] = 0;
01021 }
01022 return layout;
01023 }
01024
01032 void GetStationLayout(byte *layout, int numtracks, int plat_len, const StationSpec *statspec)
01033 {
01034 if (statspec != NULL && statspec->lengths >= plat_len &&
01035 statspec->platforms[plat_len - 1] >= numtracks &&
01036 statspec->layouts[plat_len - 1][numtracks - 1]) {
01037
01038 memcpy(layout, statspec->layouts[plat_len - 1][numtracks - 1],
01039 plat_len * numtracks);
01040 return;
01041 }
01042
01043 if (plat_len == 1) {
01044 CreateSingle(layout, numtracks);
01045 } else {
01046 if (numtracks & 1) layout = CreateSingle(layout, plat_len);
01047 numtracks >>= 1;
01048
01049 while (--numtracks >= 0) {
01050 layout = CreateMulti(layout, plat_len, 4);
01051 layout = CreateMulti(layout, plat_len, 6);
01052 }
01053 }
01054 }
01055
01067 template <class T, StringID error_message>
01068 CommandCost FindJoiningBaseStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, T **st)
01069 {
01070 assert(*st == NULL);
01071 bool check_surrounding = true;
01072
01073 if (_settings_game.station.adjacent_stations) {
01074 if (existing_station != INVALID_STATION) {
01075 if (adjacent && existing_station != station_to_join) {
01076
01077
01078 return_cmd_error(error_message);
01079 } else {
01080
01081
01082 *st = T::GetIfValid(existing_station);
01083 check_surrounding = (*st == NULL);
01084 }
01085 } else {
01086
01087
01088 if (adjacent) check_surrounding = false;
01089 }
01090 }
01091
01092 if (check_surrounding) {
01093
01094 CommandCost ret = GetStationAround(ta, existing_station, st);
01095 if (ret.Failed()) return ret;
01096 }
01097
01098
01099 if (*st == NULL && station_to_join != INVALID_STATION) *st = T::GetIfValid(station_to_join);
01100
01101 return CommandCost();
01102 }
01103
01113 static CommandCost FindJoiningStation(StationID existing_station, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01114 {
01115 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_RAILWAY_STATION_FIRST>(existing_station, station_to_join, adjacent, ta, st);
01116 }
01117
01127 CommandCost FindJoiningWaypoint(StationID existing_waypoint, StationID waypoint_to_join, bool adjacent, TileArea ta, Waypoint **wp)
01128 {
01129 return FindJoiningBaseStation<Waypoint, STR_ERROR_MUST_REMOVE_RAILWAYPOINT_FIRST>(existing_waypoint, waypoint_to_join, adjacent, ta, wp);
01130 }
01131
01149 CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01150 {
01151
01152 RailType rt = Extract<RailType, 0, 4>(p1);
01153 Axis axis = Extract<Axis, 4, 1>(p1);
01154 byte numtracks = GB(p1, 8, 8);
01155 byte plat_len = GB(p1, 16, 8);
01156 bool adjacent = HasBit(p1, 24);
01157
01158 StationClassID spec_class = Extract<StationClassID, 0, 8>(p2);
01159 byte spec_index = GB(p2, 8, 8);
01160 StationID station_to_join = GB(p2, 16, 16);
01161
01162
01163 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile_org, flags);
01164 if (ret.Failed()) return ret;
01165
01166 if (!ValParamRailtype(rt)) return CMD_ERROR;
01167
01168
01169 if ((uint)spec_class >= StationClass::GetClassCount() || spec_class == STAT_CLASS_WAYP) return CMD_ERROR;
01170 if (spec_index >= StationClass::Get(spec_class)->GetSpecCount()) return CMD_ERROR;
01171 if (plat_len == 0 || numtracks == 0) return CMD_ERROR;
01172
01173 int w_org, h_org;
01174 if (axis == AXIS_X) {
01175 w_org = plat_len;
01176 h_org = numtracks;
01177 } else {
01178 h_org = plat_len;
01179 w_org = numtracks;
01180 }
01181
01182 bool reuse = (station_to_join != NEW_STATION);
01183 if (!reuse) station_to_join = INVALID_STATION;
01184 bool distant_join = (station_to_join != INVALID_STATION);
01185
01186 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01187
01188 if (h_org > _settings_game.station.station_spread || w_org > _settings_game.station.station_spread) return CMD_ERROR;
01189
01190
01191 TileArea new_location(tile_org, w_org, h_org);
01192
01193
01194 StationID est = INVALID_STATION;
01195 SmallVector<Train *, 4> affected_vehicles;
01196
01197 CommandCost cost = CheckFlatLandRailStation(new_location, flags, axis, &est, rt, affected_vehicles, spec_class, spec_index, plat_len, numtracks);
01198 if (cost.Failed()) return cost;
01199
01200 cost.AddCost((numtracks * _price[PR_BUILD_STATION_RAIL] + _price[PR_BUILD_STATION_RAIL_LENGTH]) * plat_len);
01201 cost.AddCost(numtracks * plat_len * RailBuildCost(rt));
01202
01203 Station *st = NULL;
01204 ret = FindJoiningStation(est, station_to_join, adjacent, new_location, &st);
01205 if (ret.Failed()) return ret;
01206
01207 ret = BuildStationPart(&st, flags, reuse, new_location, STATIONNAMING_RAIL);
01208 if (ret.Failed()) return ret;
01209
01210 if (st != NULL && st->train_station.tile != INVALID_TILE) {
01211 CommandCost ret = CanExpandRailStation(st, new_location, axis);
01212 if (ret.Failed()) return ret;
01213 }
01214
01215
01216 const StationSpec *statspec = StationClass::Get(spec_class)->GetSpec(spec_index);
01217 int specindex = AllocateSpecToStation(statspec, st, (flags & DC_EXEC) != 0);
01218 if (specindex == -1) return_cmd_error(STR_ERROR_TOO_MANY_STATION_SPECS);
01219
01220 if (statspec != NULL) {
01221
01222
01223
01224 if (HasBit(statspec->disallowed_platforms, min(numtracks - 1, 7)) || HasBit(statspec->disallowed_lengths, min(plat_len - 1, 7))) {
01225 return CMD_ERROR;
01226 }
01227
01228
01229 if (HasBit(statspec->callback_mask, CBM_STATION_AVAIL)) {
01230 uint16 cb_res = GetStationCallback(CBID_STATION_AVAILABILITY, 0, 0, statspec, NULL, INVALID_TILE);
01231 if (cb_res != CALLBACK_FAILED && !Convert8bitBooleanCallback(statspec->grf_prop.grffile, CBID_STATION_AVAILABILITY, cb_res)) return CMD_ERROR;
01232 }
01233 }
01234
01235 if (flags & DC_EXEC) {
01236 TileIndexDiff tile_delta;
01237 byte *layout_ptr;
01238 byte numtracks_orig;
01239 Track track;
01240
01241 st->train_station = new_location;
01242 st->AddFacility(FACIL_TRAIN, new_location.tile);
01243
01244 st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TRY);
01245
01246 if (statspec != NULL) {
01247
01248
01249 st->cached_anim_triggers |= statspec->animation.triggers;
01250 }
01251
01252 tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
01253 track = AxisToTrack(axis);
01254
01255 layout_ptr = AllocaM(byte, numtracks * plat_len);
01256 GetStationLayout(layout_ptr, numtracks, plat_len, statspec);
01257
01258 numtracks_orig = numtracks;
01259
01260 Company *c = Company::Get(st->owner);
01261 TileIndex tile_track = tile_org;
01262 do {
01263 TileIndex tile = tile_track;
01264 int w = plat_len;
01265 do {
01266 byte layout = *layout_ptr++;
01267 if (IsRailStationTile(tile) && HasStationReservation(tile)) {
01268
01269 Train *v = GetTrainForReservation(tile, AxisToTrack(GetRailStationAxis(tile)));
01270 if (v != NULL) {
01271 FreeTrainTrackReservation(v);
01272 *affected_vehicles.Append() = v;
01273 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01274 for (; v->Next() != NULL; v = v->Next()) { }
01275 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), false);
01276 }
01277 }
01278
01279
01280 if (IsRailStationTile(tile)) {
01281 if (!IsStationTileBlocked(tile)) c->infrastructure.rail[GetRailType(tile)]--;
01282 c->infrastructure.station--;
01283 }
01284
01285
01286 DeleteAnimatedTile(tile);
01287 byte old_specindex = HasStationTileRail(tile) ? GetCustomStationSpecIndex(tile) : 0;
01288 MakeRailStation(tile, st->owner, st->index, axis, layout & ~1, rt);
01289
01290 DeallocateSpecFromStation(st, old_specindex);
01291
01292 SetCustomStationSpecIndex(tile, specindex);
01293 SetStationTileRandomBits(tile, GB(Random(), 0, 4));
01294 SetAnimationFrame(tile, 0);
01295
01296 if (!IsStationTileBlocked(tile)) c->infrastructure.rail[rt]++;
01297 c->infrastructure.station++;
01298
01299 if (statspec != NULL) {
01300
01301 uint32 platinfo = GetPlatformInfo(AXIS_X, GetStationGfx(tile), plat_len, numtracks_orig, plat_len - w, numtracks_orig - numtracks, false);
01302
01303
01304 uint16 callback = GetStationCallback(CBID_STATION_TILE_LAYOUT, platinfo, 0, statspec, NULL, tile);
01305 if (callback != CALLBACK_FAILED) {
01306 if (callback < 8) {
01307 SetStationGfx(tile, (callback & ~1) + axis);
01308 } else {
01309 ErrorUnknownCallbackResult(statspec->grf_prop.grffile->grfid, CBID_STATION_TILE_LAYOUT, callback);
01310 }
01311 }
01312
01313
01314 TriggerStationAnimation(st, tile, SAT_BUILT);
01315 }
01316
01317 tile += tile_delta;
01318 } while (--w);
01319 AddTrackToSignalBuffer(tile_track, track, _current_company);
01320 YapfNotifyTrackLayoutChange(tile_track, track);
01321 tile_track += tile_delta ^ TileDiffXY(1, 1);
01322 } while (--numtracks);
01323
01324 for (uint i = 0; i < affected_vehicles.Length(); ++i) {
01325
01326 Train *v = affected_vehicles[i];
01327 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01328 TryPathReserve(v, true, true);
01329 for (; v->Next() != NULL; v = v->Next()) { }
01330 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01331 }
01332
01333
01334 TileArea update_reservation_area;
01335 if (axis == AXIS_X) {
01336 update_reservation_area = TileArea(tile_org, 1, numtracks_orig);
01337 } else {
01338 update_reservation_area = TileArea(tile_org, numtracks_orig, 1);
01339 }
01340
01341 TILE_AREA_LOOP(tile, update_reservation_area) {
01342
01343 if (IsStationTileBlocked(tile)) continue;
01344
01345 DiagDirection dir = AxisToDiagDir(axis);
01346 TileIndexDiff tile_offset = TileOffsByDiagDir(dir);
01347 TileIndex platform_begin = tile;
01348 TileIndex platform_end = tile;
01349
01350
01351 for (TileIndex next_tile = platform_begin - tile_offset; IsCompatibleTrainStationTile(next_tile, platform_begin); next_tile -= tile_offset) {
01352 platform_begin = next_tile;
01353 }
01354 for (TileIndex next_tile = platform_end + tile_offset; IsCompatibleTrainStationTile(next_tile, platform_end); next_tile += tile_offset) {
01355 platform_end = next_tile;
01356 }
01357
01358
01359 bool reservation = false;
01360 for (TileIndex t = platform_begin; !reservation && t <= platform_end; t += tile_offset) {
01361 reservation = HasStationReservation(t);
01362 }
01363
01364 if (reservation) {
01365 SetRailStationPlatformReservation(platform_begin, dir, true);
01366 }
01367 }
01368
01369 st->MarkTilesDirty(false);
01370 st->UpdateVirtCoord();
01371 UpdateStationAcceptance(st, false);
01372 st->RecomputeIndustriesNear();
01373 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01374 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01375 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01376 DirtyCompanyInfrastructureWindows(st->owner);
01377 }
01378
01379 return cost;
01380 }
01381
01382 static void MakeRailStationAreaSmaller(BaseStation *st)
01383 {
01384 TileArea ta = st->train_station;
01385
01386 restart:
01387
01388
01389 if (ta.w != 0 && ta.h != 0) {
01390
01391 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(0, i));) {
01392
01393 if (++i == ta.h) {
01394 ta.tile += TileDiffXY(1, 0);
01395 ta.w--;
01396 goto restart;
01397 }
01398 }
01399
01400
01401 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(ta.w - 1, i));) {
01402
01403 if (++i == ta.h) {
01404 ta.w--;
01405 goto restart;
01406 }
01407 }
01408
01409
01410 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, 0));) {
01411
01412 if (++i == ta.w) {
01413 ta.tile += TileDiffXY(0, 1);
01414 ta.h--;
01415 goto restart;
01416 }
01417 }
01418
01419
01420 for (uint i = 0; !st->TileBelongsToRailStation(ta.tile + TileDiffXY(i, ta.h - 1));) {
01421
01422 if (++i == ta.w) {
01423 ta.h--;
01424 goto restart;
01425 }
01426 }
01427 } else {
01428 ta.Clear();
01429 }
01430
01431 st->train_station = ta;
01432 }
01433
01444 template <class T>
01445 CommandCost RemoveFromRailBaseStation(TileArea ta, SmallVector<T *, 4> &affected_stations, DoCommandFlag flags, Money removal_cost, bool keep_rail)
01446 {
01447
01448 int quantity = 0;
01449 CommandCost total_cost(EXPENSES_CONSTRUCTION);
01450
01451
01452
01453 CommandCost error;
01454
01455
01456 TILE_AREA_LOOP(tile, ta) {
01457
01458 if (!HasStationTileRail(tile)) continue;
01459
01460
01461 CommandCost ret = EnsureNoVehicleOnGround(tile);
01462 error.AddCost(ret);
01463 if (ret.Failed()) continue;
01464
01465
01466 T *st = T::GetByTile(tile);
01467 if (st == NULL) continue;
01468
01469 if (_current_company != OWNER_WATER) {
01470 CommandCost ret = CheckOwnership(st->owner);
01471 error.AddCost(ret);
01472 if (ret.Failed()) continue;
01473 }
01474
01475
01476 quantity++;
01477
01478 if (keep_rail || IsStationTileBlocked(tile)) {
01479
01480
01481 total_cost.AddCost(-_price[PR_CLEAR_RAIL]);
01482 }
01483
01484 if (flags & DC_EXEC) {
01485
01486 uint specindex = GetCustomStationSpecIndex(tile);
01487 Track track = GetRailStationTrack(tile);
01488 Owner owner = GetTileOwner(tile);
01489 RailType rt = GetRailType(tile);
01490 Train *v = NULL;
01491
01492 if (HasStationReservation(tile)) {
01493 v = GetTrainForReservation(tile, track);
01494 if (v != NULL) {
01495
01496 FreeTrainTrackReservation(v);
01497 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), false);
01498 Vehicle *temp = v;
01499 for (; temp->Next() != NULL; temp = temp->Next()) { }
01500 if (IsRailStationTile(temp->tile)) SetRailStationPlatformReservation(temp->tile, TrackdirToExitdir(ReverseTrackdir(temp->GetVehicleTrackdir())), false);
01501 }
01502 }
01503
01504 bool build_rail = keep_rail && !IsStationTileBlocked(tile);
01505 if (!build_rail && !IsStationTileBlocked(tile)) Company::Get(owner)->infrastructure.rail[rt]--;
01506
01507 DoClearSquare(tile);
01508 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01509 if (build_rail) MakeRailNormal(tile, owner, TrackToTrackBits(track), rt);
01510 Company::Get(owner)->infrastructure.station--;
01511 DirtyCompanyInfrastructureWindows(owner);
01512
01513 st->rect.AfterRemoveTile(st, tile);
01514 AddTrackToSignalBuffer(tile, track, owner);
01515 YapfNotifyTrackLayoutChange(tile, track);
01516
01517 DeallocateSpecFromStation(st, specindex);
01518
01519 affected_stations.Include(st);
01520
01521 if (v != NULL) {
01522
01523 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(v->GetVehicleTrackdir()), true);
01524 TryPathReserve(v, true, true);
01525 for (; v->Next() != NULL; v = v->Next()) { }
01526 if (IsRailStationTile(v->tile)) SetRailStationPlatformReservation(v->tile, TrackdirToExitdir(ReverseTrackdir(v->GetVehicleTrackdir())), true);
01527 }
01528 }
01529 }
01530
01531 if (quantity == 0) return error.Failed() ? error : CommandCost(STR_ERROR_THERE_IS_NO_STATION);
01532
01533 for (T **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01534 T *st = *stp;
01535
01536
01537
01538
01539 MakeRailStationAreaSmaller(st);
01540 UpdateStationSignCoord(st);
01541
01542
01543 if (st->train_station.tile == INVALID_TILE) {
01544 st->facilities &= ~FACIL_TRAIN;
01545 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01546 st->UpdateVirtCoord();
01547 DeleteStationIfEmpty(st);
01548 }
01549 }
01550
01551 total_cost.AddCost(quantity * removal_cost);
01552 return total_cost;
01553 }
01554
01566 CommandCost CmdRemoveFromRailStation(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01567 {
01568 TileIndex end = p1 == 0 ? start : p1;
01569 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01570
01571 TileArea ta(start, end);
01572 SmallVector<Station *, 4> affected_stations;
01573
01574 CommandCost ret = RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_STATION_RAIL], HasBit(p2, 0));
01575 if (ret.Failed()) return ret;
01576
01577
01578 for (Station **stp = affected_stations.Begin(); stp != affected_stations.End(); stp++) {
01579 Station *st = *stp;
01580
01581 if (st->train_station.tile == INVALID_TILE) SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01582 st->MarkTilesDirty(false);
01583 st->RecomputeIndustriesNear();
01584 }
01585
01586
01587 return ret;
01588 }
01589
01601 CommandCost CmdRemoveFromRailWaypoint(TileIndex start, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01602 {
01603 TileIndex end = p1 == 0 ? start : p1;
01604 if (start >= MapSize() || end >= MapSize()) return CMD_ERROR;
01605
01606 TileArea ta(start, end);
01607 SmallVector<Waypoint *, 4> affected_stations;
01608
01609 return RemoveFromRailBaseStation(ta, affected_stations, flags, _price[PR_CLEAR_WAYPOINT_RAIL], HasBit(p2, 0));
01610 }
01611
01612
01620 template <class T>
01621 CommandCost RemoveRailStation(T *st, DoCommandFlag flags)
01622 {
01623
01624 if (_current_company != OWNER_WATER) {
01625 CommandCost ret = CheckOwnership(st->owner);
01626 if (ret.Failed()) return ret;
01627 }
01628
01629
01630 TileArea ta = st->train_station;
01631
01632 assert(ta.w != 0 && ta.h != 0);
01633
01634 CommandCost cost(EXPENSES_CONSTRUCTION);
01635
01636 TILE_AREA_LOOP(tile, ta) {
01637
01638 if (!st->TileBelongsToRailStation(tile)) continue;
01639
01640 CommandCost ret = EnsureNoVehicleOnGround(tile);
01641 if (ret.Failed()) return ret;
01642
01643 cost.AddCost(_price[PR_CLEAR_STATION_RAIL]);
01644 if (flags & DC_EXEC) {
01645
01646 Track track = GetRailStationTrack(tile);
01647 Owner owner = GetTileOwner(tile);
01648 Train *v = NULL;
01649 if (HasStationReservation(tile)) {
01650 v = GetTrainForReservation(tile, track);
01651 if (v != NULL) FreeTrainTrackReservation(v);
01652 }
01653 if (!IsStationTileBlocked(tile)) Company::Get(owner)->infrastructure.rail[GetRailType(tile)]--;
01654 Company::Get(owner)->infrastructure.station--;
01655 DoClearSquare(tile);
01656 DeleteNewGRFInspectWindow(GSF_STATIONS, tile);
01657 AddTrackToSignalBuffer(tile, track, owner);
01658 YapfNotifyTrackLayoutChange(tile, track);
01659 if (v != NULL) TryPathReserve(v, true);
01660 }
01661 }
01662
01663 if (flags & DC_EXEC) {
01664 st->rect.AfterRemoveRect(st, st->train_station);
01665
01666 st->train_station.Clear();
01667
01668 st->facilities &= ~FACIL_TRAIN;
01669
01670 free(st->speclist);
01671 st->num_specs = 0;
01672 st->speclist = NULL;
01673 st->cached_anim_triggers = 0;
01674
01675 DirtyCompanyInfrastructureWindows(st->owner);
01676 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_TRAINS);
01677 st->UpdateVirtCoord();
01678 DeleteStationIfEmpty(st);
01679 }
01680
01681 return cost;
01682 }
01683
01690 static CommandCost RemoveRailStation(TileIndex tile, DoCommandFlag flags)
01691 {
01692
01693 if (_current_company == OWNER_WATER) {
01694 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_STATION);
01695 }
01696
01697 Station *st = Station::GetByTile(tile);
01698 CommandCost cost = RemoveRailStation(st, flags);
01699
01700 if (flags & DC_EXEC) st->RecomputeIndustriesNear();
01701
01702 return cost;
01703 }
01704
01711 static CommandCost RemoveRailWaypoint(TileIndex tile, DoCommandFlag flags)
01712 {
01713
01714 if (_current_company == OWNER_WATER) {
01715 return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAIL_WAYPOINT);
01716 }
01717
01718 return RemoveRailStation(Waypoint::GetByTile(tile), flags);
01719 }
01720
01721
01727 static RoadStop **FindRoadStopSpot(bool truck_station, Station *st)
01728 {
01729 RoadStop **primary_stop = (truck_station) ? &st->truck_stops : &st->bus_stops;
01730
01731 if (*primary_stop == NULL) {
01732
01733 return primary_stop;
01734 } else {
01735
01736 RoadStop *stop = *primary_stop;
01737 while (stop->next != NULL) stop = stop->next;
01738 return &stop->next;
01739 }
01740 }
01741
01742 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags);
01743
01753 static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
01754 {
01755 return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_ROAD_STOP_FIRST>(existing_stop, station_to_join, adjacent, ta, st);
01756 }
01757
01774 CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
01775 {
01776 bool type = HasBit(p2, 0);
01777 bool is_drive_through = HasBit(p2, 1);
01778 RoadTypes rts = Extract<RoadTypes, 2, 2>(p2);
01779 StationID station_to_join = GB(p2, 16, 16);
01780 bool reuse = (station_to_join != NEW_STATION);
01781 if (!reuse) station_to_join = INVALID_STATION;
01782 bool distant_join = (station_to_join != INVALID_STATION);
01783
01784 uint8 width = (uint8)GB(p1, 0, 8);
01785 uint8 lenght = (uint8)GB(p1, 8, 8);
01786
01787
01788 if (width > _settings_game.station.station_spread || lenght > _settings_game.station.station_spread) return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
01789
01790 if (width == 0 || lenght == 0) return CMD_ERROR;
01791
01792 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, lenght - 1) == INVALID_TILE) return CMD_ERROR;
01793
01794 TileArea roadstop_area(tile, width, lenght);
01795
01796 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
01797
01798 if (!HasExactlyOneBit(rts) || !HasRoadTypesAvail(_current_company, rts)) return CMD_ERROR;
01799
01800
01801 if (!is_drive_through && HasBit(rts, ROADTYPE_TRAM)) return CMD_ERROR;
01802
01803 DiagDirection ddir;
01804 Axis axis;
01805 if (is_drive_through) {
01806
01807 axis = Extract<Axis, 6, 1>(p2);
01808 ddir = AxisToDiagDir(axis);
01809 } else {
01810
01811 ddir = Extract<DiagDirection, 6, 2>(p2);
01812 axis = DiagDirToAxis(ddir);
01813 }
01814
01815 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
01816 if (ret.Failed()) return ret;
01817
01818
01819 CommandCost cost(EXPENSES_CONSTRUCTION, roadstop_area.w * roadstop_area.h * _price[type ? PR_BUILD_STATION_TRUCK : PR_BUILD_STATION_BUS]);
01820 StationID est = INVALID_STATION;
01821 ret = CheckFlatLandRoadStop(roadstop_area, flags, is_drive_through ? 5 << axis : 1 << ddir, is_drive_through, type, axis, &est, rts);
01822 if (ret.Failed()) return ret;
01823 cost.AddCost(ret);
01824
01825 Station *st = NULL;
01826 ret = FindJoiningRoadStop(est, station_to_join, HasBit(p2, 5), roadstop_area, &st);
01827 if (ret.Failed()) return ret;
01828
01829
01830 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);
01831
01832 ret = BuildStationPart(&st, flags, reuse, roadstop_area, STATIONNAMING_ROAD);
01833 if (ret.Failed()) return ret;
01834
01835 if (flags & DC_EXEC) {
01836
01837 TILE_AREA_LOOP(cur_tile, roadstop_area) {
01838 RoadTypes cur_rts = GetRoadTypes(cur_tile);
01839 Owner road_owner = HasBit(cur_rts, ROADTYPE_ROAD) ? GetRoadOwner(cur_tile, ROADTYPE_ROAD) : _current_company;
01840 Owner tram_owner = HasBit(cur_rts, ROADTYPE_TRAM) ? GetRoadOwner(cur_tile, ROADTYPE_TRAM) : _current_company;
01841
01842 if (IsTileType(cur_tile, MP_STATION) && IsRoadStop(cur_tile)) {
01843 RemoveRoadStop(cur_tile, flags);
01844 }
01845
01846 RoadStop *road_stop = new RoadStop(cur_tile);
01847
01848 RoadStop **currstop = FindRoadStopSpot(type, st);
01849 *currstop = road_stop;
01850
01851 if (type) {
01852 st->truck_station.Add(cur_tile);
01853 } else {
01854 st->bus_station.Add(cur_tile);
01855 }
01856
01857
01858 st->AddFacility((type) ? FACIL_TRUCK_STOP : FACIL_BUS_STOP, cur_tile);
01859
01860 st->rect.BeforeAddTile(cur_tile, StationRect::ADD_TRY);
01861
01862 RoadStopType rs_type = type ? ROADSTOP_TRUCK : ROADSTOP_BUS;
01863 if (is_drive_through) {
01864
01865
01866 RoadType rt;
01867 FOR_EACH_SET_ROADTYPE(rt, cur_rts | rts) {
01868 Company *c = Company::GetIfValid(rt == ROADTYPE_ROAD ? road_owner : tram_owner);
01869 if (c != NULL) {
01870 c->infrastructure.road[rt] += 2 - (IsNormalRoadTile(cur_tile) && HasBit(cur_rts, rt) ? CountBits(GetRoadBits(cur_tile, rt)) : 0);
01871 DirtyCompanyInfrastructureWindows(c->index);
01872 }
01873 }
01874
01875 MakeDriveThroughRoadStop(cur_tile, st->owner, road_owner, tram_owner, st->index, rs_type, rts | cur_rts, axis);
01876 road_stop->MakeDriveThrough();
01877 } else {
01878
01879 Company::Get(st->owner)->infrastructure.road[FIND_FIRST_BIT(rts)] += 2;
01880 MakeRoadStop(cur_tile, st->owner, st->index, rs_type, rts, ddir);
01881 }
01882 Company::Get(st->owner)->infrastructure.station++;
01883 DirtyCompanyInfrastructureWindows(st->owner);
01884
01885 MarkTileDirtyByTile(cur_tile);
01886 }
01887 }
01888
01889 if (st != NULL) {
01890 st->UpdateVirtCoord();
01891 UpdateStationAcceptance(st, false);
01892 st->RecomputeIndustriesNear();
01893 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
01894 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
01895 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ROADVEHS);
01896 }
01897 return cost;
01898 }
01899
01900
01901 static Vehicle *ClearRoadStopStatusEnum(Vehicle *v, void *)
01902 {
01903 if (v->type == VEH_ROAD) {
01904
01905
01906
01907
01908
01909
01910 RoadVehicle *rv = RoadVehicle::From(v);
01911 if (HasBit(rv->state, RVS_IN_DT_ROAD_STOP)) rv->state &= RVSB_ROAD_STOP_TRACKDIR_MASK;
01912 }
01913
01914 return NULL;
01915 }
01916
01917
01924 static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags)
01925 {
01926 Station *st = Station::GetByTile(tile);
01927
01928 if (_current_company != OWNER_WATER) {
01929 CommandCost ret = CheckOwnership(st->owner);
01930 if (ret.Failed()) return ret;
01931 }
01932
01933 bool is_truck = IsTruckStop(tile);
01934
01935 RoadStop **primary_stop;
01936 RoadStop *cur_stop;
01937 if (is_truck) {
01938 primary_stop = &st->truck_stops;
01939 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_TRUCK);
01940 } else {
01941 primary_stop = &st->bus_stops;
01942 cur_stop = RoadStop::GetByTile(tile, ROADSTOP_BUS);
01943 }
01944
01945 assert(cur_stop != NULL);
01946
01947
01948 if (IsDriveThroughStopTile(tile) && (flags & DC_BANKRUPT)) {
01949
01950 if (flags & DC_EXEC) FindVehicleOnPos(tile, NULL, &ClearRoadStopStatusEnum);
01951 } else {
01952 CommandCost ret = EnsureNoVehicleOnGround(tile);
01953 if (ret.Failed()) return ret;
01954 }
01955
01956 if (flags & DC_EXEC) {
01957 if (*primary_stop == cur_stop) {
01958
01959 *primary_stop = cur_stop->next;
01960
01961 if (*primary_stop == NULL) {
01962 st->facilities &= (is_truck ? ~FACIL_TRUCK_STOP : ~FACIL_BUS_STOP);
01963 }
01964 } else {
01965
01966 RoadStop *pred = *primary_stop;
01967 while (pred->next != cur_stop) pred = pred->next;
01968 pred->next = cur_stop->next;
01969 }
01970
01971
01972 RoadType rt;
01973 FOR_EACH_SET_ROADTYPE(rt, GetRoadTypes(tile)) {
01974 Company *c = Company::GetIfValid(GetRoadOwner(tile, rt));
01975 if (c != NULL) {
01976 c->infrastructure.road[rt] -= 2;
01977 DirtyCompanyInfrastructureWindows(c->index);
01978 }
01979 }
01980 Company::Get(st->owner)->infrastructure.station--;
01981
01982 if (IsDriveThroughStopTile(tile)) {
01983
01984 cur_stop->ClearDriveThrough();
01985 } else {
01986 DoClearSquare(tile);
01987 }
01988
01989 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_ROADVEHS);
01990 delete cur_stop;
01991
01992
01993 RoadVehicle *v;
01994 FOR_ALL_ROADVEHICLES(v) {
01995 if (v->First() == v && v->current_order.IsType(OT_GOTO_STATION) &&
01996 v->dest_tile == tile) {
01997 v->dest_tile = v->GetOrderStationLocation(st->index);
01998 }
01999 }
02000
02001 st->rect.AfterRemoveTile(st, tile);
02002
02003 st->UpdateVirtCoord();
02004 st->RecomputeIndustriesNear();
02005 DeleteStationIfEmpty(st);
02006
02007
02008 if (is_truck) {
02009 st->truck_station.Clear();
02010 for (const RoadStop *rs = st->truck_stops; rs != NULL; rs = rs->next) st->truck_station.Add(rs->xy);
02011 } else {
02012 st->bus_station.Clear();
02013 for (const RoadStop *rs = st->bus_stops; rs != NULL; rs = rs->next) st->bus_station.Add(rs->xy);
02014 }
02015 }
02016
02017 return CommandCost(EXPENSES_CONSTRUCTION, _price[is_truck ? PR_CLEAR_STATION_TRUCK : PR_CLEAR_STATION_BUS]);
02018 }
02019
02030 CommandCost CmdRemoveRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02031 {
02032 uint8 width = (uint8)GB(p1, 0, 8);
02033 uint8 height = (uint8)GB(p1, 8, 8);
02034
02035
02036 if (width == 0 || height == 0) return CMD_ERROR;
02037
02038 if (!IsValidTile(tile) || TileAddWrap(tile, width - 1, height - 1) == INVALID_TILE) return CMD_ERROR;
02039
02040 TileArea roadstop_area(tile, width, height);
02041
02042 int quantity = 0;
02043 CommandCost cost(EXPENSES_CONSTRUCTION);
02044 TILE_AREA_LOOP(cur_tile, roadstop_area) {
02045
02046 if (!IsTileType(cur_tile, MP_STATION) || !IsRoadStop(cur_tile) || (uint32)GetRoadStopType(cur_tile) != GB(p2, 0, 1)) continue;
02047
02048
02049 bool is_drive_through = IsDriveThroughStopTile(cur_tile);
02050 RoadTypes rts = GetRoadTypes(cur_tile);
02051 RoadBits road_bits = IsDriveThroughStopTile(cur_tile) ?
02052 ((GetRoadStopDir(cur_tile) == DIAGDIR_NE) ? ROAD_X : ROAD_Y) :
02053 DiagDirToRoadBits(GetRoadStopDir(cur_tile));
02054
02055 Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
02056 Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
02057 CommandCost ret = RemoveRoadStop(cur_tile, flags);
02058 if (ret.Failed()) return ret;
02059 cost.AddCost(ret);
02060
02061 quantity++;
02062
02063 if ((flags & DC_EXEC) && is_drive_through) {
02064 MakeRoadNormal(cur_tile, road_bits, rts, ClosestTownFromTile(cur_tile, UINT_MAX)->index,
02065 road_owner, tram_owner);
02066
02067
02068 RoadType rt;
02069 FOR_EACH_SET_ROADTYPE(rt, rts) {
02070 Company *c = Company::GetIfValid(GetRoadOwner(cur_tile, rt));
02071 if (c != NULL) {
02072 c->infrastructure.road[rt] += CountBits(road_bits);
02073 DirtyCompanyInfrastructureWindows(c->index);
02074 }
02075 }
02076 }
02077 }
02078
02079 if (quantity == 0) return_cmd_error(STR_ERROR_THERE_IS_NO_STATION);
02080
02081 return cost;
02082 }
02083
02090 static uint GetMinimalAirportDistanceToTile(TileIterator &it, TileIndex town_tile)
02091 {
02092 uint mindist = UINT_MAX;
02093
02094 for (TileIndex cur_tile = it; cur_tile != INVALID_TILE; cur_tile = ++it) {
02095 mindist = min(mindist, DistanceManhattan(town_tile, cur_tile));
02096 }
02097
02098 return mindist;
02099 }
02100
02110 uint8 GetAirportNoiseLevelForTown(const AirportSpec *as, TileIterator &it, TileIndex town_tile)
02111 {
02112
02113
02114 if (as->noise_level < 2) return as->noise_level;
02115
02116 uint distance = GetMinimalAirportDistanceToTile(it, town_tile);
02117
02118
02119
02120
02121
02122 uint8 town_tolerance_distance = 8 + (_settings_game.difficulty.town_council_tolerance * 4);
02123
02124
02125
02126 uint noise_reduction = distance / town_tolerance_distance;
02127
02128
02129
02130 return noise_reduction >= as->noise_level ? 1 : as->noise_level - noise_reduction;
02131 }
02132
02140 Town *AirportGetNearestTown(const AirportSpec *as, const TileIterator &it)
02141 {
02142 Town *t, *nearest = NULL;
02143 uint add = as->size_x + as->size_y - 2;
02144 uint mindist = UINT_MAX - add;
02145 FOR_ALL_TOWNS(t) {
02146 if (DistanceManhattan(t->xy, it) < mindist + add) {
02147 TileIterator *copy = it.Clone();
02148 uint dist = GetMinimalAirportDistanceToTile(*copy, t->xy);
02149 delete copy;
02150 if (dist < mindist) {
02151 nearest = t;
02152 mindist = dist;
02153 }
02154 }
02155 }
02156
02157 return nearest;
02158 }
02159
02160
02162 void UpdateAirportsNoise()
02163 {
02164 Town *t;
02165 const Station *st;
02166
02167 FOR_ALL_TOWNS(t) t->noise_reached = 0;
02168
02169 FOR_ALL_STATIONS(st) {
02170 if (st->airport.tile != INVALID_TILE && st->airport.type != AT_OILRIG) {
02171 const AirportSpec *as = st->airport.GetSpec();
02172 AirportTileIterator it(st);
02173 Town *nearest = AirportGetNearestTown(as, it);
02174 nearest->noise_reached += GetAirportNoiseLevelForTown(as, it, nearest->xy);
02175 }
02176 }
02177 }
02178
02192 CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02193 {
02194 StationID station_to_join = GB(p2, 16, 16);
02195 bool reuse = (station_to_join != NEW_STATION);
02196 if (!reuse) station_to_join = INVALID_STATION;
02197 bool distant_join = (station_to_join != INVALID_STATION);
02198 byte airport_type = GB(p1, 0, 8);
02199 byte layout = GB(p1, 8, 8);
02200
02201 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02202
02203 if (airport_type >= NUM_AIRPORTS) return CMD_ERROR;
02204
02205 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02206 if (ret.Failed()) return ret;
02207
02208
02209 const AirportSpec *as = AirportSpec::Get(airport_type);
02210 if (!as->IsAvailable() || layout >= as->num_table) return CMD_ERROR;
02211
02212 Direction rotation = as->rotation[layout];
02213 int w = as->size_x;
02214 int h = as->size_y;
02215 if (rotation == DIR_E || rotation == DIR_W) Swap(w, h);
02216 TileArea airport_area = TileArea(tile, w, h);
02217
02218 if (w > _settings_game.station.station_spread || h > _settings_game.station.station_spread) {
02219 return_cmd_error(STR_ERROR_STATION_TOO_SPREAD_OUT);
02220 }
02221
02222 CommandCost cost = CheckFlatLand(airport_area, flags);
02223 if (cost.Failed()) return cost;
02224
02225
02226 AirportTileTableIterator iter(as->table[layout], tile);
02227 Town *nearest = AirportGetNearestTown(as, iter);
02228 uint newnoise_level = GetAirportNoiseLevelForTown(as, iter, nearest->xy);
02229
02230
02231 StringID authority_refuse_message = STR_NULL;
02232 Town *authority_refuse_town = NULL;
02233
02234 if (_settings_game.economy.station_noise_level) {
02235
02236 if ((nearest->noise_reached + newnoise_level) > nearest->MaxTownNoise()) {
02237 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_NOISE;
02238 authority_refuse_town = nearest;
02239 }
02240 } else {
02241 Town *t = ClosestTownFromTile(tile, UINT_MAX);
02242 uint num = 0;
02243 const Station *st;
02244 FOR_ALL_STATIONS(st) {
02245 if (st->town == t && (st->facilities & FACIL_AIRPORT) && st->airport.type != AT_OILRIG) num++;
02246 }
02247 if (num >= 2) {
02248 authority_refuse_message = STR_ERROR_LOCAL_AUTHORITY_REFUSES_AIRPORT;
02249 authority_refuse_town = t;
02250 }
02251 }
02252
02253 if (authority_refuse_message != STR_NULL) {
02254 SetDParam(0, authority_refuse_town->index);
02255 return_cmd_error(authority_refuse_message);
02256 }
02257
02258 Station *st = NULL;
02259 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p2, 0), airport_area, &st);
02260 if (ret.Failed()) return ret;
02261
02262
02263 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02264
02265 ret = BuildStationPart(&st, flags, reuse, airport_area, (GetAirport(airport_type)->flags & AirportFTAClass::AIRPLANES) ? STATIONNAMING_AIRPORT : STATIONNAMING_HELIPORT);
02266 if (ret.Failed()) return ret;
02267
02268 if (st != NULL && st->airport.tile != INVALID_TILE) {
02269 return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_AIRPORT);
02270 }
02271
02272 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02273 cost.AddCost(_price[PR_BUILD_STATION_AIRPORT]);
02274 }
02275
02276 if (flags & DC_EXEC) {
02277
02278 nearest->noise_reached += newnoise_level;
02279
02280 st->AddFacility(FACIL_AIRPORT, tile);
02281 st->airport.type = airport_type;
02282 st->airport.layout = layout;
02283 st->airport.flags = 0;
02284 st->airport.rotation = rotation;
02285
02286 st->rect.BeforeAddRect(tile, w, h, StationRect::ADD_TRY);
02287
02288 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02289 MakeAirport(iter, st->owner, st->index, iter.GetStationGfx(), WATER_CLASS_INVALID);
02290 SetStationTileRandomBits(iter, GB(Random(), 0, 4));
02291 st->airport.Add(iter);
02292
02293 if (AirportTileSpec::Get(GetTranslatedAirportTileID(iter.GetStationGfx()))->animation.status != ANIM_STATUS_NO_ANIMATION) AddAnimatedTile(iter);
02294 }
02295
02296
02297 for (AirportTileTableIterator iter(as->table[layout], tile); iter != INVALID_TILE; ++iter) {
02298 AirportTileAnimationTrigger(st, iter, AAT_BUILT);
02299 }
02300
02301 UpdateAirplanesOnNewStation(st);
02302
02303 Company::Get(st->owner)->infrastructure.airport++;
02304 DirtyCompanyInfrastructureWindows(st->owner);
02305
02306 st->UpdateVirtCoord();
02307 UpdateStationAcceptance(st, false);
02308 st->RecomputeIndustriesNear();
02309 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02310 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02311 InvalidateWindowData(WC_STATION_VIEW, st->index, -1);
02312
02313 if (_settings_game.economy.station_noise_level) {
02314 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02315 }
02316 }
02317
02318 return cost;
02319 }
02320
02327 static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
02328 {
02329 Station *st = Station::GetByTile(tile);
02330
02331 if (_current_company != OWNER_WATER) {
02332 CommandCost ret = CheckOwnership(st->owner);
02333 if (ret.Failed()) return ret;
02334 }
02335
02336 tile = st->airport.tile;
02337
02338 CommandCost cost(EXPENSES_CONSTRUCTION);
02339
02340 const Aircraft *a;
02341 FOR_ALL_AIRCRAFT(a) {
02342 if (!a->IsNormalAircraft()) continue;
02343 if (a->targetairport == st->index && a->state != FLYING) return CMD_ERROR;
02344 }
02345
02346 if (flags & DC_EXEC) {
02347 const AirportSpec *as = st->airport.GetSpec();
02348
02349
02350
02351 AirportTileIterator it(st);
02352 Town *nearest = AirportGetNearestTown(as, it);
02353 nearest->noise_reached -= GetAirportNoiseLevelForTown(as, it, nearest->xy);
02354 }
02355
02356 TILE_AREA_LOOP(tile_cur, st->airport) {
02357 if (!st->TileBelongsToAirport(tile_cur)) continue;
02358
02359 CommandCost ret = EnsureNoVehicleOnGround(tile_cur);
02360 if (ret.Failed()) return ret;
02361
02362 cost.AddCost(_price[PR_CLEAR_STATION_AIRPORT]);
02363
02364 if (flags & DC_EXEC) {
02365 if (IsHangarTile(tile_cur)) OrderBackup::Reset(tile_cur, false);
02366 DeleteAnimatedTile(tile_cur);
02367 DoClearSquare(tile_cur);
02368 DeleteNewGRFInspectWindow(GSF_AIRPORTTILES, tile_cur);
02369 }
02370 }
02371
02372 if (flags & DC_EXEC) {
02373
02374 delete st->airport.psa;
02375
02376 for (uint i = 0; i < st->airport.GetNumHangars(); ++i) {
02377 DeleteWindowById(
02378 WC_VEHICLE_DEPOT, st->airport.GetHangarTile(i)
02379 );
02380 }
02381
02382 st->rect.AfterRemoveRect(st, st->airport);
02383
02384 st->airport.Clear();
02385 st->facilities &= ~FACIL_AIRPORT;
02386
02387 InvalidateWindowData(WC_STATION_VIEW, st->index, -1);
02388
02389 if (_settings_game.economy.station_noise_level) {
02390 SetWindowDirty(WC_TOWN_VIEW, st->town->index);
02391 }
02392
02393 Company::Get(st->owner)->infrastructure.airport--;
02394 DirtyCompanyInfrastructureWindows(st->owner);
02395
02396 st->UpdateVirtCoord();
02397 st->RecomputeIndustriesNear();
02398 DeleteStationIfEmpty(st);
02399 DeleteNewGRFInspectWindow(GSF_AIRPORTS, st->index);
02400 }
02401
02402 return cost;
02403 }
02404
02414 CommandCost CmdOpenCloseAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02415 {
02416 if (!Station::IsValidID(p1)) return CMD_ERROR;
02417 Station *st = Station::Get(p1);
02418
02419 if (!(st->facilities & FACIL_AIRPORT) || st->owner == OWNER_NONE) return CMD_ERROR;
02420
02421 CommandCost ret = CheckOwnership(st->owner);
02422 if (ret.Failed()) return ret;
02423
02424 if (flags & DC_EXEC) {
02425 st->airport.flags ^= AIRPORT_CLOSED_block;
02426 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_CLOSE_AIRPORT);
02427 }
02428 return CommandCost();
02429 }
02430
02437 bool HasStationInUse(StationID station, bool include_company, CompanyID company)
02438 {
02439 const Vehicle *v;
02440 FOR_ALL_VEHICLES(v) {
02441 if ((v->owner == company) == include_company) {
02442 const Order *order;
02443 FOR_VEHICLE_ORDERS(v, order) {
02444 if ((order->IsType(OT_GOTO_STATION) || order->IsType(OT_GOTO_WAYPOINT)) && order->GetDestination() == station) {
02445 return true;
02446 }
02447 }
02448 }
02449 }
02450 return false;
02451 }
02452
02453 static const TileIndexDiffC _dock_tileoffs_chkaround[] = {
02454 {-1, 0},
02455 { 0, 0},
02456 { 0, 0},
02457 { 0, -1}
02458 };
02459 static const byte _dock_w_chk[4] = { 2, 1, 2, 1 };
02460 static const byte _dock_h_chk[4] = { 1, 2, 1, 2 };
02461
02471 CommandCost CmdBuildDock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
02472 {
02473 StationID station_to_join = GB(p2, 16, 16);
02474 bool reuse = (station_to_join != NEW_STATION);
02475 if (!reuse) station_to_join = INVALID_STATION;
02476 bool distant_join = (station_to_join != INVALID_STATION);
02477
02478 if (distant_join && (!_settings_game.station.distant_join_stations || !Station::IsValidID(station_to_join))) return CMD_ERROR;
02479
02480 DiagDirection direction = GetInclinedSlopeDirection(GetTileSlope(tile));
02481 if (direction == INVALID_DIAGDIR) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02482 direction = ReverseDiagDir(direction);
02483
02484
02485 if (HasTileWaterGround(tile)) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02486
02487 CommandCost ret = CheckIfAuthorityAllowsNewStation(tile, flags);
02488 if (ret.Failed()) return ret;
02489
02490 if (MayHaveBridgeAbove(tile) && IsBridgeAbove(tile)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02491
02492 ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02493 if (ret.Failed()) return ret;
02494
02495 TileIndex tile_cur = tile + TileOffsByDiagDir(direction);
02496
02497 if (!IsTileType(tile_cur, MP_WATER) || !IsTileFlat(tile_cur)) {
02498 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02499 }
02500
02501 if (MayHaveBridgeAbove(tile_cur) && IsBridgeAbove(tile_cur)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
02502
02503
02504 WaterClass wc = GetWaterClass(tile_cur);
02505
02506 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
02507 if (ret.Failed()) return ret;
02508
02509 tile_cur += TileOffsByDiagDir(direction);
02510 if (!IsTileType(tile_cur, MP_WATER) || !IsTileFlat(tile_cur)) {
02511 return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
02512 }
02513
02514 TileArea dock_area = TileArea(tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
02515 _dock_w_chk[direction], _dock_h_chk[direction]);
02516
02517
02518 Station *st = NULL;
02519 ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p1, 0), dock_area, &st);
02520 if (ret.Failed()) return ret;
02521
02522
02523 if (st == NULL && distant_join) st = Station::GetIfValid(station_to_join);
02524
02525 ret = BuildStationPart(&st, flags, reuse, dock_area, STATIONNAMING_DOCK);
02526 if (ret.Failed()) return ret;
02527
02528 if (st != NULL && st->dock_tile != INVALID_TILE) return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_DOCK);
02529
02530 if (flags & DC_EXEC) {
02531 st->dock_tile = tile;
02532 st->AddFacility(FACIL_DOCK, tile);
02533
02534 st->rect.BeforeAddRect(dock_area.tile, dock_area.w, dock_area.h, StationRect::ADD_TRY);
02535
02536
02537
02538 if (wc == WATER_CLASS_CANAL) {
02539 Company::Get(st->owner)->infrastructure.water++;
02540 }
02541 Company::Get(st->owner)->infrastructure.station += 2;
02542 DirtyCompanyInfrastructureWindows(st->owner);
02543
02544 MakeDock(tile, st->owner, st->index, direction, wc);
02545
02546 st->UpdateVirtCoord();
02547 UpdateStationAcceptance(st, false);
02548 st->RecomputeIndustriesNear();
02549 InvalidateWindowData(WC_SELECT_STATION, 0, 0);
02550 InvalidateWindowData(WC_STATION_LIST, st->owner, 0);
02551 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_SHIPS);
02552 }
02553
02554 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_STATION_DOCK]);
02555 }
02556
02563 static CommandCost RemoveDock(TileIndex tile, DoCommandFlag flags)
02564 {
02565 Station *st = Station::GetByTile(tile);
02566 CommandCost ret = CheckOwnership(st->owner);
02567 if (ret.Failed()) return ret;
02568
02569 TileIndex docking_location = TILE_ADD(st->dock_tile, ToTileIndexDiff(GetDockOffset(st->dock_tile)));
02570
02571 TileIndex tile1 = st->dock_tile;
02572 TileIndex tile2 = tile1 + TileOffsByDiagDir(GetDockDirection(tile1));
02573
02574 ret = EnsureNoVehicleOnGround(tile1);
02575 if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile2);
02576 if (ret.Failed()) return ret;
02577
02578 if (flags & DC_EXEC) {
02579 DoClearSquare(tile1);
02580 MarkTileDirtyByTile(tile1);
02581 MakeWaterKeepingClass(tile2, st->owner);
02582
02583 st->rect.AfterRemoveTile(st, tile1);
02584 st->rect.AfterRemoveTile(st, tile2);
02585
02586 st->dock_tile = INVALID_TILE;
02587 st->facilities &= ~FACIL_DOCK;
02588
02589 Company::Get(st->owner)->infrastructure.station -= 2;
02590 DirtyCompanyInfrastructureWindows(st->owner);
02591
02592 SetWindowWidgetDirty(WC_STATION_VIEW, st->index, WID_SV_SHIPS);
02593 st->UpdateVirtCoord();
02594 st->RecomputeIndustriesNear();
02595 DeleteStationIfEmpty(st);
02596
02597
02598
02599
02600
02601 Ship *s;
02602 FOR_ALL_SHIPS(s) {
02603 if (s->current_order.IsType(OT_LOADING) && s->tile == docking_location) {
02604 s->LeaveStation();
02605 }
02606
02607 if (s->dest_tile == docking_location) {
02608 s->dest_tile = 0;
02609 s->current_order.Free();
02610 }
02611 }
02612 }
02613
02614 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_STATION_DOCK]);
02615 }
02616
02617 #include "table/station_land.h"
02618
02619 const DrawTileSprites *GetStationTileLayout(StationType st, byte gfx)
02620 {
02621 return &_station_display_datas[st][gfx];
02622 }
02623
02633 bool SplitGroundSpriteForOverlay(const TileInfo *ti, SpriteID *ground, RailTrackOffset *overlay_offset)
02634 {
02635 bool snow_desert;
02636 switch (*ground) {
02637 case SPR_RAIL_TRACK_X:
02638 snow_desert = false;
02639 *overlay_offset = RTO_X;
02640 break;
02641
02642 case SPR_RAIL_TRACK_Y:
02643 snow_desert = false;
02644 *overlay_offset = RTO_Y;
02645 break;
02646
02647 case SPR_RAIL_TRACK_X_SNOW:
02648 snow_desert = true;
02649 *overlay_offset = RTO_X;
02650 break;
02651
02652 case SPR_RAIL_TRACK_Y_SNOW:
02653 snow_desert = true;
02654 *overlay_offset = RTO_Y;
02655 break;
02656
02657 default:
02658 return false;
02659 }
02660
02661 if (ti != NULL) {
02662
02663 switch (_settings_game.game_creation.landscape) {
02664 case LT_ARCTIC:
02665 snow_desert = (uint)ti->z > GetSnowLine() * TILE_HEIGHT;
02666 break;
02667
02668 case LT_TROPIC:
02669 snow_desert = GetTropicZone(ti->tile) == TROPICZONE_DESERT;
02670 break;
02671
02672 default:
02673 break;
02674 }
02675 }
02676
02677 *ground = snow_desert ? SPR_FLAT_SNOW_DESERT_TILE : SPR_FLAT_GRASS_TILE;
02678 return true;
02679 }
02680
02681 static void DrawTile_Station(TileInfo *ti)
02682 {
02683 const NewGRFSpriteLayout *layout = NULL;
02684 DrawTileSprites tmp_rail_layout;
02685 const DrawTileSprites *t = NULL;
02686 RoadTypes roadtypes;
02687 int32 total_offset;
02688 const RailtypeInfo *rti = NULL;
02689 uint32 relocation = 0;
02690 uint32 ground_relocation = 0;
02691 BaseStation *st = NULL;
02692 const StationSpec *statspec = NULL;
02693 uint tile_layout = 0;
02694
02695 if (HasStationRail(ti->tile)) {
02696 rti = GetRailTypeInfo(GetRailType(ti->tile));
02697 roadtypes = ROADTYPES_NONE;
02698 total_offset = rti->GetRailtypeSpriteOffset();
02699
02700 if (IsCustomStationSpecIndex(ti->tile)) {
02701
02702 st = BaseStation::GetByTile(ti->tile);
02703 statspec = st->speclist[GetCustomStationSpecIndex(ti->tile)].spec;
02704
02705 if (statspec != NULL) {
02706 tile_layout = GetStationGfx(ti->tile);
02707
02708 if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
02709 uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0, 0, statspec, st, ti->tile);
02710 if (callback != CALLBACK_FAILED) tile_layout = (callback & ~1) + GetRailStationAxis(ti->tile);
02711 }
02712
02713
02714 if (statspec->renderdata != NULL) {
02715 layout = &statspec->renderdata[tile_layout < statspec->tiles ? tile_layout : (uint)GetRailStationAxis(ti->tile)];
02716 if (!layout->NeedsPreprocessing()) {
02717 t = layout;
02718 layout = NULL;
02719 }
02720 }
02721 }
02722 }
02723 } else {
02724 roadtypes = IsRoadStop(ti->tile) ? GetRoadTypes(ti->tile) : ROADTYPES_NONE;
02725 total_offset = 0;
02726 }
02727
02728 StationGfx gfx = GetStationGfx(ti->tile);
02729 if (IsAirport(ti->tile)) {
02730 gfx = GetAirportGfx(ti->tile);
02731 if (gfx >= NEW_AIRPORTTILE_OFFSET) {
02732 const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
02733 if (ats->grf_prop.spritegroup[0] != NULL && DrawNewAirportTile(ti, Station::GetByTile(ti->tile), gfx, ats)) {
02734 return;
02735 }
02736
02737
02738 assert(ats->grf_prop.subst_id != INVALID_AIRPORTTILE);
02739 gfx = ats->grf_prop.subst_id;
02740 }
02741 switch (gfx) {
02742 case APT_RADAR_GRASS_FENCE_SW:
02743 t = &_station_display_datas_airport_radar_grass_fence_sw[GetAnimationFrame(ti->tile)];
02744 break;
02745 case APT_GRASS_FENCE_NE_FLAG:
02746 t = &_station_display_datas_airport_flag_grass_fence_ne[GetAnimationFrame(ti->tile)];
02747 break;
02748 case APT_RADAR_FENCE_SW:
02749 t = &_station_display_datas_airport_radar_fence_sw[GetAnimationFrame(ti->tile)];
02750 break;
02751 case APT_RADAR_FENCE_NE:
02752 t = &_station_display_datas_airport_radar_fence_ne[GetAnimationFrame(ti->tile)];
02753 break;
02754 case APT_GRASS_FENCE_NE_FLAG_2:
02755 t = &_station_display_datas_airport_flag_grass_fence_ne_2[GetAnimationFrame(ti->tile)];
02756 break;
02757 }
02758 }
02759
02760 Owner owner = GetTileOwner(ti->tile);
02761
02762 PaletteID palette;
02763 if (Company::IsValidID(owner)) {
02764 palette = COMPANY_SPRITE_COLOUR(owner);
02765 } else {
02766
02767 palette = PALETTE_TO_GREY;
02768 }
02769
02770 if (layout == NULL && (t == NULL || t->seq == NULL)) t = GetStationTileLayout(GetStationType(ti->tile), gfx);
02771
02772
02773 if (ti->tileh != SLOPE_FLAT && !IsDock(ti->tile)) {
02774 if (statspec != NULL && HasBit(statspec->flags, SSF_CUSTOM_FOUNDATIONS)) {
02775
02776
02777 uint edge_info = 0;
02778 int z;
02779 Slope slope = GetFoundationPixelSlope(ti->tile, &z);
02780 if (!HasFoundationNW(ti->tile, slope, z)) SetBit(edge_info, 0);
02781 if (!HasFoundationNE(ti->tile, slope, z)) SetBit(edge_info, 1);
02782 SpriteID image = GetCustomStationFoundationRelocation(statspec, st, ti->tile, tile_layout, edge_info);
02783 if (image == 0) goto draw_default_foundation;
02784
02785 if (HasBit(statspec->flags, SSF_EXTENDED_FOUNDATIONS)) {
02786
02787
02788 static const uint8 foundation_parts[] = {
02789 0, 0, 0, 0,
02790 0, 1, 2, 3,
02791 0, 4, 5, 6,
02792 7, 8, 9
02793 };
02794
02795 AddSortableSpriteToDraw(image + foundation_parts[ti->tileh], PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02796 } else {
02797
02798
02799
02800
02801 static const uint8 composite_foundation_parts[] = {
02802
02803 0x00, 0xD1, 0xE4, 0xE0,
02804
02805 0xCA, 0xC9, 0xC4, 0xC0,
02806
02807 0xD2, 0x91, 0xE4, 0xA0,
02808
02809 0x4A, 0x09, 0x44
02810 };
02811
02812 uint8 parts = composite_foundation_parts[ti->tileh];
02813
02814
02815
02816 if (HasBit(edge_info, 0)) ClrBit(parts, 6);
02817 if (HasBit(edge_info, 1)) ClrBit(parts, 7);
02818
02819 if (parts == 0) {
02820
02821
02822
02823 goto draw_default_foundation;
02824 }
02825
02826 StartSpriteCombine();
02827 for (int i = 0; i < 8; i++) {
02828 if (HasBit(parts, i)) {
02829 AddSortableSpriteToDraw(image + i, PAL_NONE, ti->x, ti->y, 16, 16, 7, ti->z);
02830 }
02831 }
02832 EndSpriteCombine();
02833 }
02834
02835 OffsetGroundSprite(31, 1);
02836 ti->z += ApplyPixelFoundationToSlope(FOUNDATION_LEVELED, &ti->tileh);
02837 } else {
02838 draw_default_foundation:
02839 DrawFoundation(ti, FOUNDATION_LEVELED);
02840 }
02841 }
02842
02843 if (IsBuoy(ti->tile)) {
02844 DrawWaterClassGround(ti);
02845 SpriteID sprite = GetCanalSprite(CF_BUOY, ti->tile);
02846 if (sprite != 0) total_offset = sprite - SPR_IMG_BUOY;
02847 } else if (IsDock(ti->tile) || (IsOilRig(ti->tile) && IsTileOnWater(ti->tile))) {
02848 if (ti->tileh == SLOPE_FLAT) {
02849 DrawWaterClassGround(ti);
02850 } else {
02851 assert(IsDock(ti->tile));
02852 TileIndex water_tile = ti->tile + TileOffsByDiagDir(GetDockDirection(ti->tile));
02853 WaterClass wc = GetWaterClass(water_tile);
02854 if (wc == WATER_CLASS_SEA) {
02855 DrawShoreTile(ti->tileh);
02856 } else {
02857 DrawClearLandTile(ti, 3);
02858 }
02859 }
02860 } else {
02861 if (layout != NULL) {
02862
02863 bool separate_ground = HasBit(statspec->flags, SSF_SEPARATE_GROUND);
02864 uint32 var10_values = layout->PrepareLayout(total_offset, rti->fallback_railtype, 0, 0, separate_ground);
02865 uint8 var10;
02866 FOR_EACH_SET_BIT(var10, var10_values) {
02867 uint32 var10_relocation = GetCustomStationRelocation(statspec, st, ti->tile, var10);
02868 layout->ProcessRegisters(var10, var10_relocation, separate_ground);
02869 }
02870 tmp_rail_layout.seq = layout->GetLayout(&tmp_rail_layout.ground);
02871 t = &tmp_rail_layout;
02872 total_offset = 0;
02873 } else if (statspec != NULL) {
02874
02875 ground_relocation = relocation = GetCustomStationRelocation(statspec, st, ti->tile, 0);
02876 if (HasBit(statspec->flags, SSF_SEPARATE_GROUND)) {
02877 ground_relocation = GetCustomStationRelocation(statspec, st, ti->tile, 1);
02878 }
02879 ground_relocation += rti->fallback_railtype;
02880 }
02881
02882 SpriteID image = t->ground.sprite;
02883 PaletteID pal = t->ground.pal;
02884 RailTrackOffset overlay_offset;
02885 if (rti != NULL && rti->UsesOverlay() && SplitGroundSpriteForOverlay(ti, &image, &overlay_offset)) {
02886 SpriteID ground = GetCustomRailSprite(rti, ti->tile, RTSG_GROUND);
02887 DrawGroundSprite(image, PAL_NONE);
02888 DrawGroundSprite(ground + overlay_offset, PAL_NONE);
02889
02890 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationReservation(ti->tile)) {
02891 SpriteID overlay = GetCustomRailSprite(rti, ti->tile, RTSG_OVERLAY);
02892 DrawGroundSprite(overlay + overlay_offset, PALETTE_CRASH);
02893 }
02894 } else {
02895 image += HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE) ? ground_relocation : total_offset;
02896 if (HasBit(pal, SPRITE_MODIFIER_CUSTOM_SPRITE)) pal += ground_relocation;
02897 DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, palette));
02898
02899
02900 if (_game_mode != GM_MENU && _settings_client.gui.show_track_reservation && HasStationRail(ti->tile) && HasStationReservation(ti->tile)) {
02901 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(ti->tile));
02902 DrawGroundSprite(GetRailStationAxis(ti->tile) == AXIS_X ? rti->base_sprites.single_x : rti->base_sprites.single_y, PALETTE_CRASH);
02903 }
02904 }
02905 }
02906
02907 if (HasStationRail(ti->tile) && HasCatenaryDrawn(GetRailType(ti->tile))) DrawCatenary(ti);
02908
02909 if (HasBit(roadtypes, ROADTYPE_TRAM)) {
02910 Axis axis = GetRoadStopDir(ti->tile) == DIAGDIR_NE ? AXIS_X : AXIS_Y;
02911 DrawGroundSprite((HasBit(roadtypes, ROADTYPE_ROAD) ? SPR_TRAMWAY_OVERLAY : SPR_TRAMWAY_TRAM) + (axis ^ 1), PAL_NONE);
02912 DrawTramCatenary(ti, axis == AXIS_X ? ROAD_X : ROAD_Y);
02913 }
02914
02915 if (IsRailWaypoint(ti->tile)) {
02916
02917 total_offset = 0;
02918 }
02919
02920 DrawRailTileSeq(ti, t, TO_BUILDINGS, total_offset, relocation, palette);
02921 }
02922
02923 void StationPickerDrawSprite(int x, int y, StationType st, RailType railtype, RoadType roadtype, int image)
02924 {
02925 int32 total_offset = 0;
02926 PaletteID pal = COMPANY_SPRITE_COLOUR(_local_company);
02927 const DrawTileSprites *t = GetStationTileLayout(st, image);
02928 const RailtypeInfo *rti = NULL;
02929
02930 if (railtype != INVALID_RAILTYPE) {
02931 rti = GetRailTypeInfo(railtype);
02932 total_offset = rti->GetRailtypeSpriteOffset();
02933 }
02934
02935 SpriteID img = t->ground.sprite;
02936 RailTrackOffset overlay_offset;
02937 if (rti != NULL && rti->UsesOverlay() && SplitGroundSpriteForOverlay(NULL, &img, &overlay_offset)) {
02938 SpriteID ground = GetCustomRailSprite(rti, INVALID_TILE, RTSG_GROUND);
02939 DrawSprite(img, PAL_NONE, x, y);
02940 DrawSprite(ground + overlay_offset, PAL_NONE, x, y);
02941 } else {
02942 DrawSprite(img + total_offset, HasBit(img, PALETTE_MODIFIER_COLOUR) ? pal : PAL_NONE, x, y);
02943 }
02944
02945 if (roadtype == ROADTYPE_TRAM) {
02946 DrawSprite(SPR_TRAMWAY_TRAM + (t->ground.sprite == SPR_ROAD_PAVED_STRAIGHT_X ? 1 : 0), PAL_NONE, x, y);
02947 }
02948
02949
02950 DrawRailTileSeqInGUI(x, y, t, st == STATION_WAYPOINT ? 0 : total_offset, 0, pal);
02951 }
02952
02953 static int GetSlopePixelZ_Station(TileIndex tile, uint x, uint y)
02954 {
02955 return GetTileMaxPixelZ(tile);
02956 }
02957
02958 static Foundation GetFoundation_Station(TileIndex tile, Slope tileh)
02959 {
02960 return FlatteningFoundation(tileh);
02961 }
02962
02963 static void GetTileDesc_Station(TileIndex tile, TileDesc *td)
02964 {
02965 td->owner[0] = GetTileOwner(tile);
02966 if (IsDriveThroughStopTile(tile)) {
02967 Owner road_owner = INVALID_OWNER;
02968 Owner tram_owner = INVALID_OWNER;
02969 RoadTypes rts = GetRoadTypes(tile);
02970 if (HasBit(rts, ROADTYPE_ROAD)) road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
02971 if (HasBit(rts, ROADTYPE_TRAM)) tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
02972
02973
02974 if ((tram_owner != INVALID_OWNER && tram_owner != td->owner[0]) ||
02975 (road_owner != INVALID_OWNER && road_owner != td->owner[0])) {
02976 uint i = 1;
02977 if (road_owner != INVALID_OWNER) {
02978 td->owner_type[i] = STR_LAND_AREA_INFORMATION_ROAD_OWNER;
02979 td->owner[i] = road_owner;
02980 i++;
02981 }
02982 if (tram_owner != INVALID_OWNER) {
02983 td->owner_type[i] = STR_LAND_AREA_INFORMATION_TRAM_OWNER;
02984 td->owner[i] = tram_owner;
02985 }
02986 }
02987 }
02988 td->build_date = BaseStation::GetByTile(tile)->build_date;
02989
02990 if (HasStationTileRail(tile)) {
02991 const StationSpec *spec = GetStationSpec(tile);
02992
02993 if (spec != NULL) {
02994 td->station_class = StationClass::Get(spec->cls_id)->name;
02995 td->station_name = spec->name;
02996
02997 if (spec->grf_prop.grffile != NULL) {
02998 const GRFConfig *gc = GetGRFConfig(spec->grf_prop.grffile->grfid);
02999 td->grf = gc->GetName();
03000 }
03001 }
03002
03003 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(tile));
03004 td->rail_speed = rti->max_speed;
03005 }
03006
03007 if (IsAirport(tile)) {
03008 const AirportSpec *as = Station::GetByTile(tile)->airport.GetSpec();
03009 td->airport_class = AirportClass::Get(as->cls_id)->name;
03010 td->airport_name = as->name;
03011
03012 const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
03013 td->airport_tile_name = ats->name;
03014
03015 if (as->grf_prop.grffile != NULL) {
03016 const GRFConfig *gc = GetGRFConfig(as->grf_prop.grffile->grfid);
03017 td->grf = gc->GetName();
03018 } else if (ats->grf_prop.grffile != NULL) {
03019 const GRFConfig *gc = GetGRFConfig(ats->grf_prop.grffile->grfid);
03020 td->grf = gc->GetName();
03021 }
03022 }
03023
03024 StringID str;
03025 switch (GetStationType(tile)) {
03026 default: NOT_REACHED();
03027 case STATION_RAIL: str = STR_LAI_STATION_DESCRIPTION_RAILROAD_STATION; break;
03028 case STATION_AIRPORT:
03029 str = (IsHangar(tile) ? STR_LAI_STATION_DESCRIPTION_AIRCRAFT_HANGAR : STR_LAI_STATION_DESCRIPTION_AIRPORT);
03030 break;
03031 case STATION_TRUCK: str = STR_LAI_STATION_DESCRIPTION_TRUCK_LOADING_AREA; break;
03032 case STATION_BUS: str = STR_LAI_STATION_DESCRIPTION_BUS_STATION; break;
03033 case STATION_OILRIG: str = STR_INDUSTRY_NAME_OIL_RIG; break;
03034 case STATION_DOCK: str = STR_LAI_STATION_DESCRIPTION_SHIP_DOCK; break;
03035 case STATION_BUOY: str = STR_LAI_STATION_DESCRIPTION_BUOY; break;
03036 case STATION_WAYPOINT: str = STR_LAI_STATION_DESCRIPTION_WAYPOINT; break;
03037 }
03038 td->str = str;
03039 }
03040
03041
03042 static TrackStatus GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
03043 {
03044 TrackBits trackbits = TRACK_BIT_NONE;
03045
03046 switch (mode) {
03047 case TRANSPORT_RAIL:
03048 if (HasStationRail(tile) && !IsStationTileBlocked(tile)) {
03049 trackbits = TrackToTrackBits(GetRailStationTrack(tile));
03050 }
03051 break;
03052
03053 case TRANSPORT_WATER:
03054
03055 if (IsBuoy(tile)) {
03056 trackbits = TRACK_BIT_ALL;
03057
03058 if (TileX(tile) == 0) trackbits &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT);
03059
03060 if (TileY(tile) == 0) trackbits &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER);
03061 }
03062 break;
03063
03064 case TRANSPORT_ROAD:
03065 if ((GetRoadTypes(tile) & sub_mode) != 0 && IsRoadStop(tile)) {
03066 DiagDirection dir = GetRoadStopDir(tile);
03067 Axis axis = DiagDirToAxis(dir);
03068
03069 if (side != INVALID_DIAGDIR) {
03070 if (axis != DiagDirToAxis(side) || (IsStandardRoadStopTile(tile) && dir != side)) break;
03071 }
03072
03073 trackbits = AxisToTrackBits(axis);
03074 }
03075 break;
03076
03077 default:
03078 break;
03079 }
03080
03081 return CombineTrackStatus(TrackBitsToTrackdirBits(trackbits), TRACKDIR_BIT_NONE);
03082 }
03083
03084
03085 static void TileLoop_Station(TileIndex tile)
03086 {
03087
03088
03089 switch (GetStationType(tile)) {
03090 case STATION_AIRPORT:
03091 AirportTileAnimationTrigger(Station::GetByTile(tile), tile, AAT_TILELOOP);
03092 break;
03093
03094 case STATION_DOCK:
03095 if (!IsTileFlat(tile)) break;
03096
03097 case STATION_OILRIG:
03098 case STATION_BUOY:
03099 TileLoop_Water(tile);
03100 break;
03101
03102 default: break;
03103 }
03104 }
03105
03106
03107 static void AnimateTile_Station(TileIndex tile)
03108 {
03109 if (HasStationRail(tile)) {
03110 AnimateStationTile(tile);
03111 return;
03112 }
03113
03114 if (IsAirport(tile)) {
03115 AnimateAirportTile(tile);
03116 }
03117 }
03118
03119
03120 static bool ClickTile_Station(TileIndex tile)
03121 {
03122 const BaseStation *bst = BaseStation::GetByTile(tile);
03123
03124 if (bst->facilities & FACIL_WAYPOINT) {
03125 ShowWaypointWindow(Waypoint::From(bst));
03126 } else if (IsHangar(tile)) {
03127 const Station *st = Station::From(bst);
03128 ShowDepotWindow(st->airport.GetHangarTile(st->airport.GetHangarNum(tile)), VEH_AIRCRAFT);
03129 } else {
03130 ShowStationViewWindow(bst->index);
03131 }
03132 return true;
03133 }
03134
03135 static VehicleEnterTileStatus VehicleEnter_Station(Vehicle *v, TileIndex tile, int x, int y)
03136 {
03137 if (v->type == VEH_TRAIN) {
03138 StationID station_id = GetStationIndex(tile);
03139 if (!v->current_order.ShouldStopAtStation(v, station_id)) return VETSB_CONTINUE;
03140 if (!IsRailStation(tile) || !v->IsFrontEngine()) return VETSB_CONTINUE;
03141
03142 int station_ahead;
03143 int station_length;
03144 int stop = GetTrainStopLocation(station_id, tile, Train::From(v), &station_ahead, &station_length);
03145
03146
03147
03148
03149
03150 if (stop + station_ahead - (int)TILE_SIZE >= station_length) return VETSB_CONTINUE;
03151
03152 DiagDirection dir = DirToDiagDir(v->direction);
03153
03154 x &= 0xF;
03155 y &= 0xF;
03156
03157 if (DiagDirToAxis(dir) != AXIS_X) Swap(x, y);
03158 if (y == TILE_SIZE / 2) {
03159 if (dir != DIAGDIR_SE && dir != DIAGDIR_SW) x = TILE_SIZE - 1 - x;
03160 stop &= TILE_SIZE - 1;
03161
03162 if (x == stop) {
03163 return VETSB_ENTERED_STATION | (VehicleEnterTileStatus)(station_id << VETS_STATION_ID_OFFSET);
03164 } else if (x < stop) {
03165 v->vehstatus |= VS_TRAIN_SLOWING;
03166 uint16 spd = max(0, (stop - x) * 20 - 15);
03167 if (spd < v->cur_speed) v->cur_speed = spd;
03168 }
03169 }
03170 } else if (v->type == VEH_ROAD) {
03171 RoadVehicle *rv = RoadVehicle::From(v);
03172 if (rv->state < RVSB_IN_ROAD_STOP && !IsReversingRoadTrackdir((Trackdir)rv->state) && rv->frame == 0) {
03173 if (IsRoadStop(tile) && rv->IsFrontEngine()) {
03174
03175 return RoadStop::GetByTile(tile, GetRoadStopType(tile))->Enter(rv) ? VETSB_CONTINUE : VETSB_CANNOT_ENTER;
03176 }
03177 }
03178 }
03179
03180 return VETSB_CONTINUE;
03181 }
03182
03187 void TriggerWatchedCargoCallbacks(Station *st)
03188 {
03189
03190 uint cargoes = 0;
03191 for (CargoID cid = 0; cid < NUM_CARGO; cid++) {
03192 if (HasBit(st->goods[cid].acceptance_pickup, GoodsEntry::GES_ACCEPTED_BIGTICK)) SetBit(cargoes, cid);
03193 }
03194
03195
03196 if (cargoes == 0) return;
03197
03198
03199 Rect r = st->GetCatchmentRect();
03200 TileArea ta(TileXY(r.left, r.top), TileXY(r.right, r.bottom));
03201 TILE_AREA_LOOP(tile, ta) {
03202 if (IsTileType(tile, MP_HOUSE)) {
03203 WatchedCargoCallback(tile, cargoes);
03204 }
03205 }
03206 }
03207
03214 static bool StationHandleBigTick(BaseStation *st)
03215 {
03216 if (!st->IsInUse()) {
03217 if (++st->delete_ctr >= 8) delete st;
03218 return false;
03219 }
03220
03221 if (Station::IsExpected(st)) {
03222 TriggerWatchedCargoCallbacks(Station::From(st));
03223
03224 for (CargoID i = 0; i < NUM_CARGO; i++) {
03225 ClrBit(Station::From(st)->goods[i].acceptance_pickup, GoodsEntry::GES_ACCEPTED_BIGTICK);
03226 }
03227 }
03228
03229
03230 if ((st->facilities & FACIL_WAYPOINT) == 0) UpdateStationAcceptance(Station::From(st), true);
03231
03232 return true;
03233 }
03234
03235 static inline void byte_inc_sat(byte *p)
03236 {
03237 byte b = *p + 1;
03238 if (b != 0) *p = b;
03239 }
03240
03241 static void UpdateStationRating(Station *st)
03242 {
03243 bool waiting_changed = false;
03244
03245 byte_inc_sat(&st->time_since_load);
03246 byte_inc_sat(&st->time_since_unload);
03247
03248 const CargoSpec *cs;
03249 FOR_ALL_CARGOSPECS(cs) {
03250 GoodsEntry *ge = &st->goods[cs->Index()];
03251
03252
03253
03254 if (!ge->HasRating() && ge->rating < INITIAL_STATION_RATING) {
03255 ge->rating++;
03256 }
03257
03258
03259 if (ge->HasRating()) {
03260 byte_inc_sat(&ge->time_since_pickup);
03261
03262 bool skip = false;
03263 int rating = 0;
03264 uint waiting = ge->cargo.TotalCount();
03265
03266
03267
03268
03269 uint num_dests = (uint)ge->cargo.Packets()->MapSize();
03270
03271
03272
03273
03274
03275
03276
03277 uint waiting_avg = waiting / (num_dests + 1);
03278
03279 if (HasBit(cs->callback_mask, CBM_CARGO_STATION_RATING_CALC)) {
03280
03281
03282
03283
03284 uint last_speed = ge->HasVehicleEverTriedLoading() ? ge->last_speed : 0xFF;
03285
03286 uint32 var18 = min(ge->time_since_pickup, 0xFF) | (min(ge->max_waiting_cargo, 0xFFFF) << 8) | (min(last_speed, 0xFF) << 24);
03287
03288 uint32 var10 = (st->last_vehicle_type == VEH_INVALID) ? 0x0 : (st->last_vehicle_type + 0x10);
03289 uint16 callback = GetCargoCallback(CBID_CARGO_STATION_RATING_CALC, var10, var18, cs);
03290 if (callback != CALLBACK_FAILED) {
03291 skip = true;
03292 rating = GB(callback, 0, 14);
03293
03294
03295 if (HasBit(callback, 14)) rating -= 0x4000;
03296 }
03297 }
03298
03299 if (!skip) {
03300 int b = ge->last_speed - 85;
03301 if (b >= 0) rating += b >> 2;
03302
03303 byte waittime = ge->time_since_pickup;
03304 if (st->last_vehicle_type == VEH_SHIP) waittime >>= 2;
03305 (waittime > 21) ||
03306 (rating += 25, waittime > 12) ||
03307 (rating += 25, waittime > 6) ||
03308 (rating += 45, waittime > 3) ||
03309 (rating += 35, true);
03310
03311 (rating -= 90, ge->max_waiting_cargo > 1500) ||
03312 (rating += 55, ge->max_waiting_cargo > 1000) ||
03313 (rating += 35, ge->max_waiting_cargo > 600) ||
03314 (rating += 10, ge->max_waiting_cargo > 300) ||
03315 (rating += 20, ge->max_waiting_cargo > 100) ||
03316 (rating += 10, true);
03317 }
03318
03319 if (Company::IsValidID(st->owner) && HasBit(st->town->statues, st->owner)) rating += 26;
03320
03321 byte age = ge->last_age;
03322 (age >= 3) ||
03323 (rating += 10, age >= 2) ||
03324 (rating += 10, age >= 1) ||
03325 (rating += 13, true);
03326
03327 {
03328 int or_ = ge->rating;
03329
03330
03331 ge->rating = rating = or_ + Clamp(Clamp(rating, 0, 255) - or_, -2, 2);
03332
03333
03334
03335 if (rating <= 64 && waiting_avg >= 100) {
03336 int dec = Random() & 0x1F;
03337 if (waiting_avg < 200) dec &= 7;
03338 waiting -= (dec + 1) * num_dests;
03339 waiting_changed = true;
03340 }
03341
03342
03343 if (rating <= 127 && waiting != 0) {
03344 uint32 r = Random();
03345 if (rating <= (int)GB(r, 0, 7)) {
03346
03347 waiting = max((int)waiting - (int)((GB(r, 8, 2) - 1) * num_dests), 0);
03348 waiting_changed = true;
03349 }
03350 }
03351
03352
03353
03354
03355 static const uint WAITING_CARGO_THRESHOLD = 1 << 12;
03356 static const uint WAITING_CARGO_CUT_FACTOR = 1 << 6;
03357 static const uint MAX_WAITING_CARGO = 1 << 15;
03358
03359 if (waiting > WAITING_CARGO_THRESHOLD) {
03360 uint difference = waiting - WAITING_CARGO_THRESHOLD;
03361 waiting -= (difference / WAITING_CARGO_CUT_FACTOR);
03362
03363 waiting = min(waiting, MAX_WAITING_CARGO);
03364 waiting_changed = true;
03365 }
03366
03367
03368
03369 if (waiting_changed && waiting < ge->cargo.AvailableCount()) {
03370
03371
03372 ge->max_waiting_cargo = 0;
03373
03374
03375
03376
03377 StationCargoAmountMap waiting_per_source;
03378 ge->cargo.Truncate(ge->cargo.AvailableCount() - waiting, &waiting_per_source);
03379 for (StationCargoAmountMap::iterator i(waiting_per_source.begin()); i != waiting_per_source.end(); ++i) {
03380 Station *source_station = Station::GetIfValid(i->first);
03381 if (source_station == NULL) continue;
03382
03383 GoodsEntry &source_ge = source_station->goods[cs->Index()];
03384 source_ge.max_waiting_cargo = max(source_ge.max_waiting_cargo, i->second);
03385 }
03386 } else {
03387
03388 ge->max_waiting_cargo = waiting_avg;
03389 }
03390 }
03391 }
03392 }
03393
03394 StationID index = st->index;
03395 if (waiting_changed) {
03396 SetWindowDirty(WC_STATION_VIEW, index);
03397 } else {
03398 SetWindowWidgetDirty(WC_STATION_VIEW, index, WID_SV_ACCEPT_RATING_LIST);
03399 }
03400 }
03401
03410 void RerouteCargo(Station *st, CargoID c, StationID avoid, StationID avoid2)
03411 {
03412 GoodsEntry &ge = st->goods[c];
03413
03414
03415 ge.cargo.Reroute(UINT_MAX, &ge.cargo, avoid, avoid2, &ge);
03416
03417
03418 for (std::list<Vehicle *>::iterator it(st->loading_vehicles.begin()); it != st->loading_vehicles.end(); ++it) {
03419 for (Vehicle *v = *it; v != NULL; v = v->Next()) {
03420 if (v->cargo_type != c) continue;
03421 v->cargo.Reroute(UINT_MAX, &v->cargo, avoid, avoid2, &ge);
03422 }
03423 }
03424 }
03425
03434 void DeleteStaleLinks(Station *from)
03435 {
03436 for (CargoID c = 0; c < NUM_CARGO; ++c) {
03437 GoodsEntry &ge = from->goods[c];
03438 LinkGraph *lg = LinkGraph::GetIfValid(ge.link_graph);
03439 if (lg == NULL) continue;
03440 Node node = (*lg)[ge.node];
03441 for (EdgeIterator it(node.Begin()); it != node.End();) {
03442 Edge edge = it->second;
03443 Station *to = Station::Get((*lg)[it->first].Station());
03444 assert(to->goods[c].node == it->first);
03445 ++it;
03446 assert(_date >= edge.LastUpdate());
03447 uint timeout = LinkGraph::MIN_TIMEOUT_DISTANCE + (DistanceManhattan(from->xy, to->xy) >> 3);
03448 if ((uint)(_date - edge.LastUpdate()) > timeout) {
03449
03450
03451 bool updated = false;
03452 OrderList *l;
03453 FOR_ALL_ORDER_LISTS(l) {
03454 bool found_from = false;
03455 bool found_to = false;
03456 for (Order *order = l->GetFirstOrder(); order != NULL; order = order->next) {
03457 if (!order->IsType(OT_GOTO_STATION) && !order->IsType(OT_IMPLICIT)) continue;
03458 if (order->GetDestination() == from->index) {
03459 found_from = true;
03460 if (found_to) break;
03461 } else if (order->GetDestination() == to->index) {
03462 found_to = true;
03463 if (found_from) break;
03464 }
03465 }
03466 if (!found_to || !found_from) continue;
03467 for (Vehicle *v = l->GetFirstSharedVehicle(); !updated && v != NULL; v = v->NextShared()) {
03468
03469
03470
03471
03472
03473
03474 LinkRefresher::Run(v, false);
03475 if (edge.LastUpdate() == _date) updated = true;
03476 }
03477 if (updated) break;
03478 }
03479 if (!updated) {
03480
03481 node.RemoveEdge(to->goods[c].node);
03482 ge.flows.DeleteFlows(to->index);
03483 RerouteCargo(from, c, to->index, from->index);
03484 }
03485 } else if (edge.LastUnrestrictedUpdate() != INVALID_DATE && (uint)(_date - edge.LastUnrestrictedUpdate()) > timeout) {
03486 edge.Restrict();
03487 ge.flows.RestrictFlows(to->index);
03488 RerouteCargo(from, c, to->index, from->index);
03489 } else if (edge.LastRestrictedUpdate() != INVALID_DATE && (uint)(_date - edge.LastRestrictedUpdate()) > timeout) {
03490 edge.Release();
03491 }
03492 }
03493 assert(_date >= lg->LastCompression());
03494 if ((uint)(_date - lg->LastCompression()) > LinkGraph::COMPRESSION_INTERVAL) {
03495 lg->Compress();
03496 }
03497 }
03498 }
03499
03508 void IncreaseStats(Station *st, CargoID cargo, StationID next_station_id, uint capacity, uint usage)
03509 {
03510 GoodsEntry &ge1 = st->goods[cargo];
03511 Station *st2 = Station::Get(next_station_id);
03512 GoodsEntry &ge2 = st2->goods[cargo];
03513 LinkGraph *lg = NULL;
03514 if (ge1.link_graph == INVALID_LINK_GRAPH) {
03515 if (ge2.link_graph == INVALID_LINK_GRAPH) {
03516 if (LinkGraph::CanAllocateItem()) {
03517 lg = new LinkGraph(cargo);
03518 LinkGraphSchedule::Instance()->Queue(lg);
03519 ge2.link_graph = lg->index;
03520 ge2.node = lg->AddNode(st2);
03521 } else {
03522 DEBUG(misc, 0, "Can't allocate link graph");
03523 }
03524 } else {
03525 lg = LinkGraph::Get(ge2.link_graph);
03526 }
03527 if (lg) {
03528 ge1.link_graph = lg->index;
03529 ge1.node = lg->AddNode(st);
03530 }
03531 } else if (ge2.link_graph == INVALID_LINK_GRAPH) {
03532 lg = LinkGraph::Get(ge1.link_graph);
03533 ge2.link_graph = lg->index;
03534 ge2.node = lg->AddNode(st2);
03535 } else {
03536 lg = LinkGraph::Get(ge1.link_graph);
03537 if (ge1.link_graph != ge2.link_graph) {
03538 LinkGraph *lg2 = LinkGraph::Get(ge2.link_graph);
03539 if (lg->Size() < lg2->Size()) {
03540 LinkGraphSchedule::Instance()->Unqueue(lg);
03541 lg2->Merge(lg);
03542 lg = lg2;
03543 } else {
03544 LinkGraphSchedule::Instance()->Unqueue(lg2);
03545 lg->Merge(lg2);
03546 }
03547 }
03548 }
03549 if (lg != NULL) {
03550 (*lg)[ge1.node].UpdateEdge(ge2.node, capacity, usage);
03551 }
03552 }
03553
03560 void IncreaseStats(Station *st, const Vehicle *front, StationID next_station_id)
03561 {
03562 for (const Vehicle *v = front; v != NULL; v = v->Next()) {
03563 if (v->refit_cap > 0) {
03564
03565
03566
03567
03568
03569
03570 IncreaseStats(st, v->cargo_type, next_station_id, v->refit_cap,
03571 min(v->refit_cap, v->cargo.StoredCount()));
03572 }
03573 }
03574 }
03575
03576
03577 static void StationHandleSmallTick(BaseStation *st)
03578 {
03579 if ((st->facilities & FACIL_WAYPOINT) != 0 || !st->IsInUse()) return;
03580
03581 byte b = st->delete_ctr + 1;
03582 if (b >= STATION_RATING_TICKS) b = 0;
03583 st->delete_ctr = b;
03584
03585 if (b == 0) UpdateStationRating(Station::From(st));
03586 }
03587
03588 void OnTick_Station()
03589 {
03590 if (_game_mode == GM_EDITOR) return;
03591
03592 BaseStation *st;
03593 FOR_ALL_BASE_STATIONS(st) {
03594 StationHandleSmallTick(st);
03595
03596
03597 if (Station::IsExpected(st) && (_tick_counter + st->index) % STATION_LINKGRAPH_TICKS == 0) {
03598 DeleteStaleLinks(Station::From(st));
03599 };
03600
03601
03602
03603
03604 if ((_tick_counter + st->index) % STATION_ACCEPTANCE_TICKS == 0) {
03605
03606 if (!StationHandleBigTick(st)) continue;
03607 TriggerStationAnimation(st, st->xy, SAT_250_TICKS);
03608 if (Station::IsExpected(st)) AirportAnimationTrigger(Station::From(st), AAT_STATION_250_TICKS);
03609 }
03610 }
03611 }
03612
03614 void StationMonthlyLoop()
03615 {
03616 Station *st;
03617
03618 FOR_ALL_STATIONS(st) {
03619 for (CargoID i = 0; i < NUM_CARGO; i++) {
03620 GoodsEntry *ge = &st->goods[i];
03621 SB(ge->acceptance_pickup, GoodsEntry::GES_LAST_MONTH, 1, GB(ge->acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH, 1));
03622 ClrBit(ge->acceptance_pickup, GoodsEntry::GES_CURRENT_MONTH);
03623 }
03624 }
03625 }
03626
03627
03628 void ModifyStationRatingAround(TileIndex tile, Owner owner, int amount, uint radius)
03629 {
03630 Station *st;
03631
03632 FOR_ALL_STATIONS(st) {
03633 if (st->owner == owner &&
03634 DistanceManhattan(tile, st->xy) <= radius) {
03635 for (CargoID i = 0; i < NUM_CARGO; i++) {
03636 GoodsEntry *ge = &st->goods[i];
03637
03638 if (ge->acceptance_pickup != 0) {
03639 ge->rating = Clamp(ge->rating + amount, 0, 255);
03640 }
03641 }
03642 }
03643 }
03644 }
03645
03646 static uint UpdateStationWaiting(Station *st, CargoID type, uint amount, SourceType source_type, SourceID source_id)
03647 {
03648
03649
03650 if (!CargoPacket::CanAllocateItem()) return 0;
03651
03652 GoodsEntry &ge = st->goods[type];
03653 amount += ge.amount_fract;
03654 ge.amount_fract = GB(amount, 0, 8);
03655
03656 amount >>= 8;
03657
03658 if (amount == 0) return 0;
03659
03660 StationID next = ge.GetVia(st->index);
03661 ge.cargo.Append(new CargoPacket(st->index, st->xy, amount, source_type, source_id), next);
03662 LinkGraph *lg = NULL;
03663 if (ge.link_graph == INVALID_LINK_GRAPH) {
03664 if (LinkGraph::CanAllocateItem()) {
03665 lg = new LinkGraph(type);
03666 LinkGraphSchedule::Instance()->Queue(lg);
03667 ge.link_graph = lg->index;
03668 ge.node = lg->AddNode(st);
03669 } else {
03670 DEBUG(misc, 0, "Can't allocate link graph");
03671 }
03672 } else {
03673 lg = LinkGraph::Get(ge.link_graph);
03674 }
03675 if (lg != NULL) (*lg)[ge.node].UpdateSupply(amount);
03676
03677 if (!ge.HasRating()) {
03678 InvalidateWindowData(WC_STATION_LIST, st->index);
03679 SetBit(ge.acceptance_pickup, GoodsEntry::GES_PICKUP);
03680 }
03681
03682 TriggerStationRandomisation(st, st->xy, SRT_NEW_CARGO, type);
03683 TriggerStationAnimation(st, st->xy, SAT_NEW_CARGO, type);
03684 AirportAnimationTrigger(st, AAT_STATION_NEW_CARGO, type);
03685
03686 SetWindowDirty(WC_STATION_VIEW, st->index);
03687 st->MarkTilesDirty(true);
03688 return amount;
03689 }
03690
03691 static bool IsUniqueStationName(const char *name)
03692 {
03693 const Station *st;
03694
03695 FOR_ALL_STATIONS(st) {
03696 if (st->name != NULL && strcmp(st->name, name) == 0) return false;
03697 }
03698
03699 return true;
03700 }
03701
03711 CommandCost CmdRenameStation(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
03712 {
03713 Station *st = Station::GetIfValid(p1);
03714 if (st == NULL) return CMD_ERROR;
03715
03716 CommandCost ret = CheckOwnership(st->owner);
03717 if (ret.Failed()) return ret;
03718
03719 bool reset = StrEmpty(text);
03720
03721 if (!reset) {
03722 if (Utf8StringLength(text) >= MAX_LENGTH_STATION_NAME_CHARS) return CMD_ERROR;
03723 if (!IsUniqueStationName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
03724 }
03725
03726 if (flags & DC_EXEC) {
03727 free(st->name);
03728 st->name = reset ? NULL : strdup(text);
03729
03730 st->UpdateVirtCoord();
03731 InvalidateWindowData(WC_STATION_LIST, st->owner, 1);
03732 }
03733
03734 return CommandCost();
03735 }
03736
03743 void FindStationsAroundTiles(const TileArea &location, StationList *stations)
03744 {
03745
03746 uint max_rad = (_settings_game.station.modified_catchment ? MAX_CATCHMENT : CA_UNMODIFIED);
03747
03748 uint x = TileX(location.tile);
03749 uint y = TileY(location.tile);
03750
03751 uint min_x = (x > max_rad) ? x - max_rad : 0;
03752 uint max_x = x + location.w + max_rad;
03753 uint min_y = (y > max_rad) ? y - max_rad : 0;
03754 uint max_y = y + location.h + max_rad;
03755
03756 if (min_x == 0 && _settings_game.construction.freeform_edges) min_x = 1;
03757 if (min_y == 0 && _settings_game.construction.freeform_edges) min_y = 1;
03758 if (max_x >= MapSizeX()) max_x = MapSizeX() - 1;
03759 if (max_y >= MapSizeY()) max_y = MapSizeY() - 1;
03760
03761 for (uint cy = min_y; cy < max_y; cy++) {
03762 for (uint cx = min_x; cx < max_x; cx++) {
03763 TileIndex cur_tile = TileXY(cx, cy);
03764 if (!IsTileType(cur_tile, MP_STATION)) continue;
03765
03766 Station *st = Station::GetByTile(cur_tile);
03767
03768 if (st == NULL) continue;
03769
03770 if (_settings_game.station.modified_catchment) {
03771 int rad = st->GetCatchmentRadius();
03772 int rad_x = cx - x;
03773 int rad_y = cy - y;
03774
03775 if (rad_x < -rad || rad_x >= rad + location.w) continue;
03776 if (rad_y < -rad || rad_y >= rad + location.h) continue;
03777 }
03778
03779
03780
03781
03782 stations->Include(st);
03783 }
03784 }
03785 }
03786
03791 const StationList *StationFinder::GetStations()
03792 {
03793 if (this->tile != INVALID_TILE) {
03794 FindStationsAroundTiles(*this, &this->stations);
03795 this->tile = INVALID_TILE;
03796 }
03797 return &this->stations;
03798 }
03799
03800 uint MoveGoodsToStation(CargoID type, uint amount, SourceType source_type, SourceID source_id, const StationList *all_stations)
03801 {
03802
03803 if (amount == 0) return 0;
03804
03805 Station *st1 = NULL;
03806 Station *st2 = NULL;
03807 uint best_rating1 = 0;
03808 uint best_rating2 = 0;
03809
03810 for (Station * const *st_iter = all_stations->Begin(); st_iter != all_stations->End(); ++st_iter) {
03811 Station *st = *st_iter;
03812
03813
03814 if (st->town->exclusive_counter > 0 && st->town->exclusivity != st->owner) continue;
03815
03816 if (st->goods[type].rating == 0) continue;
03817
03818 if (_settings_game.order.selectgoods && !st->goods[type].HasVehicleEverTriedLoading()) continue;
03819
03820 if (IsCargoInClass(type, CC_PASSENGERS)) {
03821 if (st->facilities == FACIL_TRUCK_STOP) continue;
03822 } else {
03823 if (st->facilities == FACIL_BUS_STOP) continue;
03824 }
03825
03826
03827 if (st1 == NULL || st->goods[type].rating >= best_rating1) {
03828 st2 = st1; best_rating2 = best_rating1; st1 = st; best_rating1 = st->goods[type].rating;
03829 } else if (st2 == NULL || st->goods[type].rating >= best_rating2) {
03830 st2 = st; best_rating2 = st->goods[type].rating;
03831 }
03832 }
03833
03834
03835 if (st1 == NULL) return 0;
03836
03837
03838
03839 amount *= best_rating1 + 1;
03840
03841 if (st2 == NULL) {
03842
03843 return UpdateStationWaiting(st1, type, amount, source_type, source_id);
03844 }
03845
03846
03847 assert(st1 != NULL);
03848 assert(st2 != NULL);
03849 assert(best_rating1 != 0 || best_rating2 != 0);
03850
03851
03852
03853
03854
03855
03856 uint worst_cargo = amount * best_rating2 / (best_rating1 + best_rating2);
03857 assert(worst_cargo <= (amount - worst_cargo));
03858
03859
03860 uint moved = UpdateStationWaiting(st1, type, amount - worst_cargo, source_type, source_id);
03861
03862
03863 return moved + UpdateStationWaiting(st2, type, worst_cargo, source_type, source_id);
03864 }
03865
03866 void BuildOilRig(TileIndex tile)
03867 {
03868 if (!Station::CanAllocateItem()) {
03869 DEBUG(misc, 0, "Can't allocate station for oilrig at 0x%X, reverting to oilrig only", tile);
03870 return;
03871 }
03872
03873 Station *st = new Station(tile);
03874 st->town = ClosestTownFromTile(tile, UINT_MAX);
03875
03876 st->string_id = GenerateStationName(st, tile, STATIONNAMING_OILRIG);
03877
03878 assert(IsTileType(tile, MP_INDUSTRY));
03879 DeleteAnimatedTile(tile);
03880 MakeOilrig(tile, st->index, GetWaterClass(tile));
03881
03882 st->owner = OWNER_NONE;
03883 st->airport.type = AT_OILRIG;
03884 st->airport.Add(tile);
03885 st->dock_tile = tile;
03886 st->facilities = FACIL_AIRPORT | FACIL_DOCK;
03887 st->build_date = _date;
03888
03889 st->rect.BeforeAddTile(tile, StationRect::ADD_FORCE);
03890
03891 st->UpdateVirtCoord();
03892 UpdateStationAcceptance(st, false);
03893 st->RecomputeIndustriesNear();
03894 }
03895
03896 void DeleteOilRig(TileIndex tile)
03897 {
03898 Station *st = Station::GetByTile(tile);
03899
03900 MakeWaterKeepingClass(tile, OWNER_NONE);
03901
03902 st->dock_tile = INVALID_TILE;
03903 st->airport.Clear();
03904 st->facilities &= ~(FACIL_AIRPORT | FACIL_DOCK);
03905 st->airport.flags = 0;
03906
03907 st->rect.AfterRemoveTile(st, tile);
03908
03909 st->UpdateVirtCoord();
03910 st->RecomputeIndustriesNear();
03911 if (!st->IsInUse()) delete st;
03912 }
03913
03914 static void ChangeTileOwner_Station(TileIndex tile, Owner old_owner, Owner new_owner)
03915 {
03916 if (IsRoadStopTile(tile)) {
03917 for (RoadType rt = ROADTYPE_ROAD; rt < ROADTYPE_END; rt++) {
03918
03919 if (GetRoadOwner(tile, rt) == old_owner) {
03920 if (HasTileRoadType(tile, rt)) {
03921
03922 Company::Get(old_owner)->infrastructure.road[rt] -= 2;
03923 if (new_owner != INVALID_OWNER) Company::Get(new_owner)->infrastructure.road[rt] += 2;
03924 }
03925 SetRoadOwner(tile, rt, new_owner == INVALID_OWNER ? OWNER_NONE : new_owner);
03926 }
03927 }
03928 }
03929
03930 if (!IsTileOwner(tile, old_owner)) return;
03931
03932 if (new_owner != INVALID_OWNER) {
03933
03934
03935
03936
03937 Company *old_company = Company::Get(old_owner);
03938 Company *new_company = Company::Get(new_owner);
03939
03940
03941 switch (GetStationType(tile)) {
03942 case STATION_RAIL:
03943 case STATION_WAYPOINT:
03944 if (!IsStationTileBlocked(tile)) {
03945 old_company->infrastructure.rail[GetRailType(tile)]--;
03946 new_company->infrastructure.rail[GetRailType(tile)]++;
03947 }
03948 break;
03949
03950 case STATION_BUS:
03951 case STATION_TRUCK:
03952
03953 break;
03954
03955 case STATION_BUOY:
03956 case STATION_DOCK:
03957 if (GetWaterClass(tile) == WATER_CLASS_CANAL) {
03958 old_company->infrastructure.water--;
03959 new_company->infrastructure.water++;
03960 }
03961 break;
03962
03963 default:
03964 break;
03965 }
03966
03967
03968 if (!IsBuoy(tile) && !IsAirport(tile)) {
03969 old_company->infrastructure.station--;
03970 new_company->infrastructure.station++;
03971 }
03972
03973
03974 SetTileOwner(tile, new_owner);
03975 InvalidateWindowClassesData(WC_STATION_LIST, 0);
03976 } else {
03977 if (IsDriveThroughStopTile(tile)) {
03978
03979 DoCommand(tile, 1 | 1 << 8, (GetStationType(tile) == STATION_TRUCK) ? ROADSTOP_TRUCK : ROADSTOP_BUS, DC_EXEC | DC_BANKRUPT, CMD_REMOVE_ROAD_STOP);
03980 assert(IsTileType(tile, MP_ROAD));
03981
03982 ChangeTileOwner(tile, old_owner, new_owner);
03983 } else {
03984 DoCommand(tile, 0, 0, DC_EXEC | DC_BANKRUPT, CMD_LANDSCAPE_CLEAR);
03985
03986
03987
03988 if ((IsTileType(tile, MP_WATER) || IsBuoyTile(tile)) && IsTileOwner(tile, old_owner)) SetTileOwner(tile, OWNER_NONE);
03989 }
03990 }
03991 }
03992
04001 static bool CanRemoveRoadWithStop(TileIndex tile, DoCommandFlag flags)
04002 {
04003
04004 if (_current_company == OWNER_WATER) return true;
04005
04006 RoadTypes rts = GetRoadTypes(tile);
04007 if (HasBit(rts, ROADTYPE_TRAM)) {
04008 Owner tram_owner = GetRoadOwner(tile, ROADTYPE_TRAM);
04009 if (tram_owner != OWNER_NONE && CheckOwnership(tram_owner).Failed()) return false;
04010 }
04011 if (HasBit(rts, ROADTYPE_ROAD)) {
04012 Owner road_owner = GetRoadOwner(tile, ROADTYPE_ROAD);
04013 if (road_owner != OWNER_TOWN) {
04014 if (road_owner != OWNER_NONE && CheckOwnership(road_owner).Failed()) return false;
04015 } else {
04016 if (CheckAllowRemoveRoad(tile, GetAnyRoadBits(tile, ROADTYPE_ROAD), OWNER_TOWN, ROADTYPE_ROAD, flags).Failed()) return false;
04017 }
04018 }
04019
04020 return true;
04021 }
04022
04029 CommandCost ClearTile_Station(TileIndex tile, DoCommandFlag flags)
04030 {
04031 if (flags & DC_AUTO) {
04032 switch (GetStationType(tile)) {
04033 default: break;
04034 case STATION_RAIL: return_cmd_error(STR_ERROR_MUST_DEMOLISH_RAILROAD);
04035 case STATION_WAYPOINT: return_cmd_error(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
04036 case STATION_AIRPORT: return_cmd_error(STR_ERROR_MUST_DEMOLISH_AIRPORT_FIRST);
04037 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);
04038 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);
04039 case STATION_BUOY: return_cmd_error(STR_ERROR_BUOY_IN_THE_WAY);
04040 case STATION_DOCK: return_cmd_error(STR_ERROR_MUST_DEMOLISH_DOCK_FIRST);
04041 case STATION_OILRIG:
04042 SetDParam(1, STR_INDUSTRY_NAME_OIL_RIG);
04043 return_cmd_error(STR_ERROR_GENERIC_OBJECT_IN_THE_WAY);
04044 }
04045 }
04046
04047 switch (GetStationType(tile)) {
04048 case STATION_RAIL: return RemoveRailStation(tile, flags);
04049 case STATION_WAYPOINT: return RemoveRailWaypoint(tile, flags);
04050 case STATION_AIRPORT: return RemoveAirport(tile, flags);
04051 case STATION_TRUCK:
04052 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
04053 return_cmd_error(STR_ERROR_MUST_DEMOLISH_TRUCK_STATION_FIRST);
04054 }
04055 return RemoveRoadStop(tile, flags);
04056 case STATION_BUS:
04057 if (IsDriveThroughStopTile(tile) && !CanRemoveRoadWithStop(tile, flags)) {
04058 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST);
04059 }
04060 return RemoveRoadStop(tile, flags);
04061 case STATION_BUOY: return RemoveBuoy(tile, flags);
04062 case STATION_DOCK: return RemoveDock(tile, flags);
04063 default: break;
04064 }
04065
04066 return CMD_ERROR;
04067 }
04068
04069 static CommandCost TerraformTile_Station(TileIndex tile, DoCommandFlag flags, int z_new, Slope tileh_new)
04070 {
04071 if (_settings_game.construction.build_on_slopes && AutoslopeEnabled()) {
04072
04073
04074
04075 if (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new)) {
04076 switch (GetStationType(tile)) {
04077 case STATION_WAYPOINT:
04078 case STATION_RAIL: {
04079 DiagDirection direction = AxisToDiagDir(GetRailStationAxis(tile));
04080 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
04081 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
04082 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
04083 }
04084
04085 case STATION_AIRPORT:
04086 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
04087
04088 case STATION_TRUCK:
04089 case STATION_BUS: {
04090 DiagDirection direction = GetRoadStopDir(tile);
04091 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, direction)) break;
04092 if (IsDriveThroughStopTile(tile)) {
04093 if (!AutoslopeCheckForEntranceEdge(tile, z_new, tileh_new, ReverseDiagDir(direction))) break;
04094 }
04095 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
04096 }
04097
04098 default: break;
04099 }
04100 }
04101 }
04102 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
04103 }
04104
04110 uint FlowStat::GetShare(StationID st) const
04111 {
04112 uint32 prev = 0;
04113 for (SharesMap::const_iterator it = this->shares.begin(); it != this->shares.end(); ++it) {
04114 if (it->second == st) {
04115 return it->first - prev;
04116 } else {
04117 prev = it->first;
04118 }
04119 }
04120 return 0;
04121 }
04122
04129 StationID FlowStat::GetVia(StationID excluded, StationID excluded2) const
04130 {
04131 if (this->unrestricted == 0) return INVALID_STATION;
04132 assert(!this->shares.empty());
04133 SharesMap::const_iterator it = this->shares.upper_bound(RandomRange(this->unrestricted));
04134 assert(it != this->shares.end() && it->first <= this->unrestricted);
04135 if (it->second != excluded && it->second != excluded2) return it->second;
04136
04137
04138
04139
04140 uint end = it->first;
04141 uint begin = (it == this->shares.begin() ? 0 : (--it)->first);
04142 uint interval = end - begin;
04143 if (interval >= this->unrestricted) return INVALID_STATION;
04144 uint new_max = this->unrestricted - interval;
04145 uint rand = RandomRange(new_max);
04146 SharesMap::const_iterator it2 = (rand < begin) ? this->shares.upper_bound(rand) :
04147 this->shares.upper_bound(rand + interval);
04148 assert(it2 != this->shares.end() && it2->first <= this->unrestricted);
04149 if (it2->second != excluded && it2->second != excluded2) return it2->second;
04150
04151
04152
04153
04154 uint end2 = it2->first;
04155 uint begin2 = (it2 == this->shares.begin() ? 0 : (--it2)->first);
04156 uint interval2 = end2 - begin2;
04157 if (interval2 >= new_max) return INVALID_STATION;
04158 new_max -= interval2;
04159 if (begin > begin2) {
04160 Swap(begin, begin2);
04161 Swap(end, end2);
04162 Swap(interval, interval2);
04163 }
04164 rand = RandomRange(new_max);
04165 SharesMap::const_iterator it3 = this->shares.upper_bound(this->unrestricted);
04166 if (rand < begin) {
04167 it3 = this->shares.upper_bound(rand);
04168 } else if (rand < begin2 - interval) {
04169 it3 = this->shares.upper_bound(rand + interval);
04170 } else {
04171 it3 = this->shares.upper_bound(rand + interval + interval2);
04172 }
04173 assert(it3 != this->shares.end() && it3->first <= this->unrestricted);
04174 return it3->second;
04175 }
04176
04182 void FlowStat::Invalidate()
04183 {
04184 assert(!this->shares.empty());
04185 SharesMap new_shares;
04186 uint i = 0;
04187 for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
04188 new_shares[++i] = it->second;
04189 if (it->first == this->unrestricted) this->unrestricted = i;
04190 }
04191 this->shares.swap(new_shares);
04192 assert(!this->shares.empty() && this->unrestricted <= (--this->shares.end())->first);
04193 }
04194
04201 void FlowStat::ChangeShare(StationID st, int flow)
04202 {
04203
04204
04205 assert(!this->shares.empty());
04206
04207 uint removed_shares = 0;
04208 uint added_shares = 0;
04209 uint last_share = 0;
04210 SharesMap new_shares;
04211 for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
04212 if (it->second == st) {
04213 if (flow < 0) {
04214 uint share = it->first - last_share;
04215 if (flow == INT_MIN || (uint)(-flow) >= share) {
04216 removed_shares += share;
04217 if (it->first <= this->unrestricted) this->unrestricted -= share;
04218 if (flow != INT_MIN) flow += share;
04219 last_share = it->first;
04220 continue;
04221 }
04222 removed_shares += (uint)(-flow);
04223 } else {
04224 added_shares += (uint)(flow);
04225 }
04226 if (it->first <= this->unrestricted) this->unrestricted += flow;
04227
04228
04229
04230 flow = 0;
04231 }
04232 new_shares[it->first + added_shares - removed_shares] = it->second;
04233 last_share = it->first;
04234 }
04235 if (flow > 0) {
04236 new_shares[last_share + (uint)flow] = st;
04237 if (this->unrestricted < last_share) {
04238 this->ReleaseShare(st);
04239 } else {
04240 this->unrestricted += flow;
04241 }
04242 }
04243 this->shares.swap(new_shares);
04244 }
04245
04251 void FlowStat::RestrictShare(StationID st)
04252 {
04253 assert(!this->shares.empty());
04254 uint flow = 0;
04255 uint last_share = 0;
04256 SharesMap new_shares;
04257 for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
04258 if (flow == 0) {
04259 if (it->first > this->unrestricted) return;
04260 if (it->second == st) {
04261 flow = it->first - last_share;
04262 this->unrestricted -= flow;
04263 } else {
04264 new_shares[it->first] = it->second;
04265 }
04266 } else {
04267 new_shares[it->first - flow] = it->second;
04268 }
04269 last_share = it->first;
04270 }
04271 if (flow == 0) return;
04272 new_shares[last_share + flow] = st;
04273 this->shares.swap(new_shares);
04274 assert(!this->shares.empty());
04275 }
04276
04282 void FlowStat::ReleaseShare(StationID st)
04283 {
04284 assert(!this->shares.empty());
04285 uint flow = 0;
04286 uint next_share = 0;
04287 bool found = false;
04288 for (SharesMap::reverse_iterator it(this->shares.rbegin()); it != this->shares.rend(); ++it) {
04289 if (it->first < this->unrestricted) return;
04290 if (found) {
04291 flow = next_share - it->first;
04292 this->unrestricted += flow;
04293 break;
04294 } else {
04295 if (it->first == this->unrestricted) return;
04296 if (it->second == st) found = true;
04297 }
04298 next_share = it->first;
04299 }
04300 if (flow == 0) return;
04301 SharesMap new_shares;
04302 new_shares[flow] = st;
04303 for (SharesMap::iterator it(this->shares.begin()); it != this->shares.end(); ++it) {
04304 if (it->second != st) {
04305 new_shares[flow + it->first] = it->second;
04306 } else {
04307 flow = 0;
04308 }
04309 }
04310 this->shares.swap(new_shares);
04311 assert(!this->shares.empty());
04312 }
04313
04318 void FlowStat::ScaleToMonthly(uint runtime)
04319 {
04320 SharesMap new_shares;
04321 uint share = 0;
04322 for (SharesMap::iterator i = this->shares.begin(); i != this->shares.end(); ++i) {
04323 share = max(share + 1, i->first * 30 / runtime);
04324 new_shares[share] = i->second;
04325 if (this->unrestricted == i->first) this->unrestricted = share;
04326 }
04327 this->shares.swap(new_shares);
04328 }
04329
04336 void FlowStatMap::AddFlow(StationID origin, StationID via, uint flow)
04337 {
04338 FlowStatMap::iterator origin_it = this->find(origin);
04339 if (origin_it == this->end()) {
04340 this->insert(std::make_pair(origin, FlowStat(via, flow)));
04341 } else {
04342 origin_it->second.ChangeShare(via, flow);
04343 assert(!origin_it->second.GetShares()->empty());
04344 }
04345 }
04346
04355 void FlowStatMap::PassOnFlow(StationID origin, StationID via, uint flow)
04356 {
04357 FlowStatMap::iterator prev_it = this->find(origin);
04358 if (prev_it == this->end()) {
04359 FlowStat fs(via, flow);
04360 fs.AppendShare(INVALID_STATION, flow);
04361 this->insert(std::make_pair(origin, fs));
04362 } else {
04363 prev_it->second.ChangeShare(via, flow);
04364 prev_it->second.ChangeShare(INVALID_STATION, flow);
04365 assert(!prev_it->second.GetShares()->empty());
04366 }
04367 }
04368
04373 void FlowStatMap::FinalizeLocalConsumption(StationID self)
04374 {
04375 for (FlowStatMap::iterator i = this->begin(); i != this->end(); ++i) {
04376 FlowStat &fs = i->second;
04377 uint local = fs.GetShare(INVALID_STATION);
04378 if (local > INT_MAX) {
04379 fs.ChangeShare(self, -INT_MAX);
04380 fs.ChangeShare(INVALID_STATION, -INT_MAX);
04381 local -= INT_MAX;
04382 }
04383 fs.ChangeShare(self, -(int)local);
04384 fs.ChangeShare(INVALID_STATION, -(int)local);
04385
04386
04387
04388 assert(!fs.GetShares()->empty());
04389 }
04390 }
04391
04398 StationIDStack FlowStatMap::DeleteFlows(StationID via)
04399 {
04400 StationIDStack ret;
04401 for (FlowStatMap::iterator f_it = this->begin(); f_it != this->end();) {
04402 FlowStat &s_flows = f_it->second;
04403 s_flows.ChangeShare(via, INT_MIN);
04404 if (s_flows.GetShares()->empty()) {
04405 ret.Push(f_it->first);
04406 this->erase(f_it++);
04407 } else {
04408 ++f_it;
04409 }
04410 }
04411 return ret;
04412 }
04413
04418 void FlowStatMap::RestrictFlows(StationID via)
04419 {
04420 for (FlowStatMap::iterator it = this->begin(); it != this->end(); ++it) {
04421 it->second.RestrictShare(via);
04422 }
04423 }
04424
04429 void FlowStatMap::ReleaseFlows(StationID via)
04430 {
04431 for (FlowStatMap::iterator it = this->begin(); it != this->end(); ++it) {
04432 it->second.ReleaseShare(via);
04433 }
04434 }
04435
04441 uint GoodsEntry::GetSumFlowVia(StationID via) const
04442 {
04443 uint ret = 0;
04444 for (FlowStatMap::const_iterator i = this->flows.begin(); i != this->flows.end(); ++i) {
04445 ret += i->second.GetShare(via);
04446 }
04447 return ret;
04448 }
04449
04450 extern const TileTypeProcs _tile_type_station_procs = {
04451 DrawTile_Station,
04452 GetSlopePixelZ_Station,
04453 ClearTile_Station,
04454 NULL,
04455 GetTileDesc_Station,
04456 GetTileTrackStatus_Station,
04457 ClickTile_Station,
04458 AnimateTile_Station,
04459 TileLoop_Station,
04460 ChangeTileOwner_Station,
04461 NULL,
04462 VehicleEnter_Station,
04463 GetFoundation_Station,
04464 TerraformTile_Station,
04465 };