00001
00002
00003
00004
00005
00006
00007
00008
00009
00012 #include "stdafx.h"
00013 #include "landscape.h"
00014 #include "command_func.h"
00015 #include "viewport_func.h"
00016 #include "company_base.h"
00017 #include "town.h"
00018 #include "bridge_map.h"
00019 #include "genworld.h"
00020 #include "autoslope.h"
00021 #include "clear_func.h"
00022 #include "water.h"
00023 #include "window_func.h"
00024 #include "company_gui.h"
00025 #include "cheat_type.h"
00026 #include "object.h"
00027 #include "cargopacket.h"
00028 #include "core/random_func.hpp"
00029 #include "core/pool_func.hpp"
00030 #include "object_map.h"
00031 #include "object_base.h"
00032 #include "newgrf_config.h"
00033 #include "newgrf_object.h"
00034 #include "date_func.h"
00035 #include "newgrf_debug.h"
00036 #include "vehicle_func.h"
00037
00038 #include "table/strings.h"
00039 #include "table/object_land.h"
00040
00041 ObjectPool _object_pool("Object");
00042 INSTANTIATE_POOL_METHODS(Object)
00043 uint16 Object::counts[NUM_OBJECTS];
00044
00050 Object *Object::GetByTile(TileIndex tile)
00051 {
00052 return Object::Get(GetObjectIndex(tile));
00053 }
00054
00056 void InitializeObjects()
00057 {
00058 Object::ResetTypeCounts();
00059 }
00060
00071 void BuildObject(ObjectType type, TileIndex tile, CompanyID owner, Town *town, uint8 view)
00072 {
00073 const ObjectSpec *spec = ObjectSpec::Get(type);
00074
00075 TileArea ta(tile, GB(spec->size, HasBit(view, 0) ? 4 : 0, 4), GB(spec->size, HasBit(view, 0) ? 0 : 4, 4));
00076 Object *o = new Object();
00077 o->location = ta;
00078 o->town = town == NULL ? CalcClosestTownFromTile(tile) : town;
00079 o->build_date = _date;
00080 o->view = view;
00081
00082
00083
00084 if (owner == OWNER_NONE) {
00085 o->colour = Random();
00086 } else {
00087 const Livery *l = Company::Get(owner)->livery;
00088 o->colour = l->colour1 + l->colour2 * 16;
00089 }
00090
00091
00092 if ((spec->flags & OBJECT_FLAG_2CC_COLOUR) == 0) o->colour &= 0xF;
00093
00094 if (HasBit(spec->callback_mask, CBM_OBJ_COLOUR)) {
00095 uint16 res = GetObjectCallback(CBID_OBJECT_COLOUR, o->colour, 0, spec, o, tile);
00096 if (res != CALLBACK_FAILED) {
00097 if (res >= 0x100) ErrorUnknownCallbackResult(spec->grf_prop.grffile->grfid, CBID_OBJECT_COLOUR, res);
00098 o->colour = GB(res, 0, 8);
00099 }
00100 }
00101
00102 assert(o->town != NULL);
00103
00104 TILE_AREA_LOOP(t, ta) {
00105 WaterClass wc = (IsWaterTile(t) ? GetWaterClass(t) : WATER_CLASS_INVALID);
00106
00107 if (wc == WATER_CLASS_CANAL && owner != OWNER_NONE && (IsTileOwner(tile, OWNER_NONE) || IsTileOwner(tile, OWNER_WATER))) {
00108 Company::Get(owner)->infrastructure.water++;
00109 DirtyCompanyInfrastructureWindows(owner);
00110 }
00111 MakeObject(t, type, owner, o->index, wc, Random());
00112 MarkTileDirtyByTile(t);
00113 }
00114
00115 Object::IncTypeCount(type);
00116 if (spec->flags & OBJECT_FLAG_ANIMATION) TriggerObjectAnimation(o, OAT_BUILT, spec);
00117 }
00118
00123 static void IncreaseAnimationStage(TileIndex tile)
00124 {
00125 TileArea ta = Object::GetByTile(tile)->location;
00126 TILE_AREA_LOOP(t, ta) {
00127 SetAnimationFrame(t, GetAnimationFrame(t) + 1);
00128 MarkTileDirtyByTile(t);
00129 }
00130 }
00131
00133 #define GetCompanyHQSize GetAnimationFrame
00134
00135 #define IncreaseCompanyHQSize IncreaseAnimationStage
00136
00142 void UpdateCompanyHQ(TileIndex tile, uint score)
00143 {
00144 if (tile == INVALID_TILE) return;
00145
00146 byte val;
00147 (val = 0, score < 170) ||
00148 (val++, score < 350) ||
00149 (val++, score < 520) ||
00150 (val++, score < 720) ||
00151 (val++, true);
00152
00153 while (GetCompanyHQSize(tile) < val) {
00154 IncreaseCompanyHQSize(tile);
00155 }
00156 }
00157
00162 void UpdateObjectColours(const Company *c)
00163 {
00164 Object *obj;
00165 FOR_ALL_OBJECTS(obj) {
00166 Owner owner = GetTileOwner(obj->location.tile);
00167
00168 if (owner != c->index) continue;
00169
00170 const ObjectSpec *spec = ObjectSpec::GetByTile(obj->location.tile);
00171
00172 if (HasBit(spec->callback_mask, CBM_OBJ_COLOUR)) continue;
00173
00174 const Livery *l = c->livery;
00175 obj->colour = ((spec->flags & OBJECT_FLAG_2CC_COLOUR) ? (l->colour2 * 16) : 0) + l->colour1;
00176 }
00177 }
00178
00179 extern CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool allow_steep, bool check_bridge);
00180 static CommandCost ClearTile_Object(TileIndex tile, DoCommandFlag flags);
00181
00191 CommandCost CmdBuildObject(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00192 {
00193 CommandCost cost(EXPENSES_PROPERTY);
00194
00195 ObjectType type = (ObjectType)GB(p1, 0, 8);
00196 uint8 view = GB(p2, 0, 2);
00197 const ObjectSpec *spec = ObjectSpec::Get(type);
00198 if (!spec->IsAvailable()) return CMD_ERROR;
00199
00200 if (spec->flags & OBJECT_FLAG_ONLY_IN_SCENEDIT && (_game_mode != GM_EDITOR || _current_company != OWNER_NONE)) return CMD_ERROR;
00201 if (spec->flags & OBJECT_FLAG_ONLY_IN_GAME && (_game_mode != GM_NORMAL || _current_company > MAX_COMPANIES)) return CMD_ERROR;
00202 if (view >= spec->views) return CMD_ERROR;
00203
00204 if (!Object::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_OBJECTS);
00205 if (Town::GetNumItems() == 0) return_cmd_error(STR_ERROR_MUST_FOUND_TOWN_FIRST);
00206
00207 int size_x = GB(spec->size, HasBit(view, 0) ? 4 : 0, 4);
00208 int size_y = GB(spec->size, HasBit(view, 0) ? 0 : 4, 4);
00209 TileArea ta(tile, size_x, size_y);
00210
00211 if (type == OBJECT_OWNED_LAND) {
00212
00213 cost.AddCost(DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR));
00214 } else {
00215
00216
00217
00218 bool allow_water = (spec->flags & (OBJECT_FLAG_BUILT_ON_WATER | OBJECT_FLAG_NOT_ON_LAND)) != 0;
00219 bool allow_ground = (spec->flags & OBJECT_FLAG_NOT_ON_LAND) == 0;
00220 TILE_AREA_LOOP(t, ta) {
00221 if (HasTileWaterGround(t)) {
00222 if (!allow_water) return_cmd_error(STR_ERROR_CAN_T_BUILD_ON_WATER);
00223 if (!IsWaterTile(t)) {
00224
00225
00226 cost.AddCost(DoCommand(t, 0, 0, flags & ~DC_NO_WATER & ~DC_EXEC, CMD_LANDSCAPE_CLEAR));
00227 } else {
00228
00229 Owner o = GetTileOwner(t);
00230 if (o != OWNER_NONE && o != OWNER_WATER) cost.AddCost(CheckOwnership(o, t));
00231
00232
00233 cost.AddCost(EnsureNoVehicleOnGround(t));
00234 }
00235 } else {
00236 if (!allow_ground) return_cmd_error(STR_ERROR_MUST_BE_BUILT_ON_WATER);
00237
00238 cost.AddCost(DoCommand(t, 0, 0, flags & ~DC_EXEC, CMD_LANDSCAPE_CLEAR));
00239 }
00240 }
00241
00242
00243 int allowed_z;
00244 if (GetTileSlope(tile, &allowed_z) != SLOPE_FLAT) allowed_z++;
00245
00246 TILE_AREA_LOOP(t, ta) {
00247 uint16 callback = CALLBACK_FAILED;
00248 if (HasBit(spec->callback_mask, CBM_OBJ_SLOPE_CHECK)) {
00249 TileIndex diff = t - tile;
00250 callback = GetObjectCallback(CBID_OBJECT_LAND_SLOPE_CHECK, GetTileSlope(t), TileY(diff) << 4 | TileX(diff), spec, NULL, t, view);
00251 }
00252
00253 if (callback == CALLBACK_FAILED) {
00254 cost.AddCost(CheckBuildableTile(t, 0, allowed_z, false, false));
00255 } else {
00256
00257 if (spec->grf_prop.grffile->grf_version < 8) ToggleBit(callback, 10);
00258 CommandCost ret = GetErrorMessageFromLocationCallbackResult(callback, spec->grf_prop.grffile->grfid, STR_ERROR_LAND_SLOPED_IN_WRONG_DIRECTION);
00259 if (ret.Failed()) return ret;
00260 }
00261 }
00262
00263 if (flags & DC_EXEC) {
00264
00265
00266 TILE_AREA_LOOP(t, ta) {
00267 if (HasTileWaterGround(t)) {
00268 if (!IsWaterTile(t)) {
00269 DoCommand(t, 0, 0, (flags & ~DC_NO_WATER) | DC_NO_MODIFY_TOWN_RATING, CMD_LANDSCAPE_CLEAR);
00270 }
00271 } else {
00272 DoCommand(t, 0, 0, flags | DC_NO_MODIFY_TOWN_RATING, CMD_LANDSCAPE_CLEAR);
00273 }
00274 }
00275 }
00276 }
00277 if (cost.Failed()) return cost;
00278
00279
00280 TILE_AREA_LOOP(t, ta) {
00281 if (MayHaveBridgeAbove(t) && IsBridgeAbove(t) && (
00282 !(spec->flags & OBJECT_FLAG_ALLOW_UNDER_BRIDGE) ||
00283 (GetTileMaxZ(t) + spec->height >= GetBridgeHeight(GetSouthernBridgeEnd(t))))) {
00284 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00285 }
00286 }
00287
00288 int hq_score = 0;
00289 switch (type) {
00290 case OBJECT_TRANSMITTER:
00291 case OBJECT_LIGHTHOUSE:
00292 if (GetTileSlope(tile) != SLOPE_FLAT) return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00293 break;
00294
00295 case OBJECT_OWNED_LAND:
00296 if (IsTileType(tile, MP_OBJECT) &&
00297 IsTileOwner(tile, _current_company) &&
00298 IsOwnedLand(tile)) {
00299 return_cmd_error(STR_ERROR_YOU_ALREADY_OWN_IT);
00300 }
00301 break;
00302
00303 case OBJECT_HQ: {
00304 Company *c = Company::Get(_current_company);
00305 if (c->location_of_HQ != INVALID_TILE) {
00306
00307 _current_company = OWNER_WATER;
00308 cost.AddCost(ClearTile_Object(c->location_of_HQ, flags));
00309 _current_company = c->index;
00310 }
00311
00312 if (flags & DC_EXEC) {
00313 hq_score = UpdateCompanyRatingAndValue(c, false);
00314 c->location_of_HQ = tile;
00315 SetWindowDirty(WC_COMPANY, c->index);
00316 }
00317 break;
00318 }
00319
00320 case OBJECT_STATUE:
00321
00322 return CMD_ERROR;
00323
00324 default:
00325 break;
00326 }
00327
00328 if (flags & DC_EXEC) {
00329 BuildObject(type, tile, _current_company, NULL, view);
00330
00331
00332 if (type == OBJECT_HQ) UpdateCompanyHQ(tile, hq_score);
00333 }
00334
00335 cost.AddCost(ObjectSpec::Get(type)->GetBuildCost() * size_x * size_y);
00336 return cost;
00337 }
00338
00339
00340 static Foundation GetFoundation_Object(TileIndex tile, Slope tileh);
00341
00342 static void DrawTile_Object(TileInfo *ti)
00343 {
00344 ObjectType type = GetObjectType(ti->tile);
00345 const ObjectSpec *spec = ObjectSpec::Get(type);
00346
00347
00348 if (!spec->enabled) type = OBJECT_TRANSMITTER;
00349
00350 if ((spec->flags & OBJECT_FLAG_HAS_NO_FOUNDATION) == 0) DrawFoundation(ti, GetFoundation_Object(ti->tile, ti->tileh));
00351
00352 if (type < NEW_OBJECT_OFFSET) {
00353 const DrawTileSprites *dts = NULL;
00354 Owner to = GetTileOwner(ti->tile);
00355 PaletteID palette = to == OWNER_NONE ? PAL_NONE : COMPANY_SPRITE_COLOUR(to);
00356
00357 if (type == OBJECT_HQ) {
00358 TileIndex diff = ti->tile - Object::GetByTile(ti->tile)->location.tile;
00359 dts = &_object_hq[GetCompanyHQSize(ti->tile) << 2 | TileY(diff) << 1 | TileX(diff)];
00360 } else {
00361 dts = &_objects[type];
00362 }
00363
00364 if (spec->flags & OBJECT_FLAG_HAS_NO_FOUNDATION) {
00365
00366
00367 switch (dts->ground.sprite) {
00368 case SPR_FLAT_BARE_LAND: DrawClearLandTile(ti, 0); break;
00369 case SPR_FLAT_1_THIRD_GRASS_TILE: DrawClearLandTile(ti, 1); break;
00370 case SPR_FLAT_2_THIRD_GRASS_TILE: DrawClearLandTile(ti, 2); break;
00371 case SPR_FLAT_GRASS_TILE: DrawClearLandTile(ti, 3); break;
00372 default: DrawGroundSprite(dts->ground.sprite, palette); break;
00373 }
00374 } else {
00375 DrawGroundSprite(dts->ground.sprite, palette);
00376 }
00377
00378 if (!IsInvisibilitySet(TO_STRUCTURES)) {
00379 const DrawTileSeqStruct *dtss;
00380 foreach_draw_tile_seq(dtss, dts->seq) {
00381 AddSortableSpriteToDraw(
00382 dtss->image.sprite, palette,
00383 ti->x + dtss->delta_x, ti->y + dtss->delta_y,
00384 dtss->size_x, dtss->size_y,
00385 dtss->size_z, ti->z + dtss->delta_z,
00386 IsTransparencySet(TO_STRUCTURES)
00387 );
00388 }
00389 }
00390 } else {
00391 DrawNewObjectTile(ti, spec);
00392 }
00393
00394 if (spec->flags & OBJECT_FLAG_ALLOW_UNDER_BRIDGE) DrawBridgeMiddle(ti);
00395 }
00396
00397 static int GetSlopePixelZ_Object(TileIndex tile, uint x, uint y)
00398 {
00399 if (IsOwnedLand(tile)) {
00400 int z;
00401 Slope tileh = GetTilePixelSlope(tile, &z);
00402
00403 return z + GetPartialPixelZ(x & 0xF, y & 0xF, tileh);
00404 } else {
00405 return GetTileMaxPixelZ(tile);
00406 }
00407 }
00408
00409 static Foundation GetFoundation_Object(TileIndex tile, Slope tileh)
00410 {
00411 return IsOwnedLand(tile) ? FOUNDATION_NONE : FlatteningFoundation(tileh);
00412 }
00413
00418 static void ReallyClearObjectTile(Object *o)
00419 {
00420 Object::DecTypeCount(GetObjectType(o->location.tile));
00421 TILE_AREA_LOOP(tile_cur, o->location) {
00422 DeleteNewGRFInspectWindow(GSF_OBJECTS, tile_cur);
00423
00424 MakeWaterKeepingClass(tile_cur, GetTileOwner(tile_cur));
00425 }
00426 delete o;
00427 }
00428
00429 SmallVector<ClearedObjectArea, 4> _cleared_object_areas;
00430
00436 ClearedObjectArea *FindClearedObject(TileIndex tile)
00437 {
00438 TileArea ta = TileArea(tile, 1, 1);
00439
00440 const ClearedObjectArea *end = _cleared_object_areas.End();
00441 for (ClearedObjectArea *coa = _cleared_object_areas.Begin(); coa != end; coa++) {
00442 if (coa->area.Intersects(ta)) return coa;
00443 }
00444
00445 return NULL;
00446 }
00447
00448 static CommandCost ClearTile_Object(TileIndex tile, DoCommandFlag flags)
00449 {
00450 ObjectType type = GetObjectType(tile);
00451 const ObjectSpec *spec = ObjectSpec::Get(type);
00452
00453
00454 Object *o = Object::GetByTile(tile);
00455 TileArea ta = o->location;
00456
00457 CommandCost cost(EXPENSES_CONSTRUCTION, spec->GetClearCost() * ta.w * ta.h / 5);
00458 if (spec->flags & OBJECT_FLAG_CLEAR_INCOME) cost.MultiplyCost(-1);
00459
00460
00461 if (_current_company == OWNER_TOWN) return CMD_ERROR;
00462
00463
00464 if (_current_company != OWNER_WATER) {
00465 if ((flags & DC_NO_WATER) && IsTileOnWater(tile)) {
00466
00467 return_cmd_error(STR_ERROR_CAN_T_BUILD_ON_WATER);
00468 } else if (!(spec->flags & OBJECT_FLAG_AUTOREMOVE) && (flags & DC_AUTO)) {
00469
00470 return_cmd_error(type == OBJECT_HQ ? STR_ERROR_COMPANY_HEADQUARTERS_IN : STR_ERROR_OBJECT_IN_THE_WAY);
00471 } else if (_game_mode == GM_EDITOR) {
00472
00473 } else if (GetTileOwner(tile) == OWNER_NONE) {
00474
00475 if (!_cheats.magic_bulldozer.value) return CMD_ERROR;
00476 } else if (CheckTileOwnership(tile).Failed()) {
00477
00478 return_cmd_error(STR_ERROR_OWNED_BY);
00479 } else if ((spec->flags & OBJECT_FLAG_CANNOT_REMOVE) != 0 && (spec->flags & OBJECT_FLAG_AUTOREMOVE) == 0) {
00480
00481 if (!_cheats.magic_bulldozer.value) return CMD_ERROR;
00482
00483
00484 cost.MultiplyCost(25);
00485 }
00486 } else if ((spec->flags & (OBJECT_FLAG_BUILT_ON_WATER | OBJECT_FLAG_NOT_ON_LAND)) != 0) {
00487
00488 return CMD_ERROR;
00489 }
00490
00491 switch (type) {
00492 case OBJECT_HQ: {
00493 Company *c = Company::Get(GetTileOwner(tile));
00494 if (flags & DC_EXEC) {
00495 c->location_of_HQ = INVALID_TILE;
00496 SetWindowDirty(WC_COMPANY, c->index);
00497 CargoPacket::InvalidateAllFrom(ST_HEADQUARTERS, c->index);
00498 }
00499
00500
00501 cost = CommandCost(EXPENSES_PROPERTY, CalculateCompanyValue(c) / 100);
00502 break;
00503 }
00504
00505 case OBJECT_STATUE:
00506 if (flags & DC_EXEC) {
00507 Town *town = o->town;
00508 ClrBit(town->statues, GetTileOwner(tile));
00509 SetWindowDirty(WC_TOWN_AUTHORITY, town->index);
00510 }
00511 break;
00512
00513 default:
00514 break;
00515 }
00516
00517 ClearedObjectArea *cleared_area = _cleared_object_areas.Append();
00518 cleared_area->first_tile = tile;
00519 cleared_area->area = ta;
00520
00521 if (flags & DC_EXEC) ReallyClearObjectTile(o);
00522
00523 return cost;
00524 }
00525
00526 static void AddAcceptedCargo_Object(TileIndex tile, CargoArray &acceptance, uint32 *always_accepted)
00527 {
00528 if (!IsCompanyHQ(tile)) return;
00529
00530
00531
00532
00533
00534 uint level = GetCompanyHQSize(tile) + 1;
00535
00536
00537
00538 acceptance[CT_PASSENGERS] += max(1U, level);
00539 SetBit(*always_accepted, CT_PASSENGERS);
00540
00541
00542
00543
00544
00545 acceptance[CT_MAIL] += max(1U, level / 2);
00546 SetBit(*always_accepted, CT_MAIL);
00547 }
00548
00549
00550 static void GetTileDesc_Object(TileIndex tile, TileDesc *td)
00551 {
00552 const ObjectSpec *spec = ObjectSpec::GetByTile(tile);
00553 td->str = spec->name;
00554 td->owner[0] = GetTileOwner(tile);
00555 td->build_date = Object::GetByTile(tile)->build_date;
00556
00557 if (spec->grf_prop.grffile != NULL) {
00558 td->grf = GetGRFConfig(spec->grf_prop.grffile->grfid)->GetName();
00559 }
00560 }
00561
00562 static void TileLoop_Object(TileIndex tile)
00563 {
00564 const ObjectSpec *spec = ObjectSpec::GetByTile(tile);
00565 if (spec->flags & OBJECT_FLAG_ANIMATION) {
00566 Object *o = Object::GetByTile(tile);
00567 TriggerObjectTileAnimation(o, tile, OAT_TILELOOP, spec);
00568 if (o->location.tile == tile) TriggerObjectAnimation(o, OAT_256_TICKS, spec);
00569 }
00570
00571 if (IsTileOnWater(tile)) TileLoop_Water(tile);
00572
00573 if (!IsCompanyHQ(tile)) return;
00574
00575
00576
00577
00578
00579 uint level = GetCompanyHQSize(tile) + 1;
00580 assert(level < 6);
00581
00582 StationFinder stations(TileArea(tile, 2, 2));
00583
00584 uint r = Random();
00585
00586 if (GB(r, 0, 8) < (256 / 4 / (6 - level))) {
00587 uint amt = GB(r, 0, 8) / 8 / 4 + 1;
00588 if (EconomyIsInRecession()) amt = (amt + 1) >> 1;
00589 MoveGoodsToStation(CT_PASSENGERS, amt, ST_HEADQUARTERS, GetTileOwner(tile), stations.GetStations());
00590 }
00591
00592
00593
00594
00595 if (GB(r, 8, 8) < (196 / 4 / (6 - level))) {
00596 uint amt = GB(r, 8, 8) / 8 / 4 + 1;
00597 if (EconomyIsInRecession()) amt = (amt + 1) >> 1;
00598 MoveGoodsToStation(CT_MAIL, amt, ST_HEADQUARTERS, GetTileOwner(tile), stations.GetStations());
00599 }
00600 }
00601
00602
00603 static TrackStatus GetTileTrackStatus_Object(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
00604 {
00605 return 0;
00606 }
00607
00608 static bool ClickTile_Object(TileIndex tile)
00609 {
00610 if (!IsCompanyHQ(tile)) return false;
00611
00612 ShowCompany(GetTileOwner(tile));
00613 return true;
00614 }
00615
00616 static void AnimateTile_Object(TileIndex tile)
00617 {
00618 AnimateNewObjectTile(tile);
00619 }
00620
00627 static bool HasTransmitter(TileIndex tile, void *user)
00628 {
00629 return IsTransmitterTile(tile);
00630 }
00631
00632 void GenerateObjects()
00633 {
00634 if (_settings_game.game_creation.landscape == LT_TOYLAND) return;
00635
00636
00637 int radiotower_to_build = ScaleByMapSize(15);
00638 int lighthouses_to_build = _settings_game.game_creation.landscape == LT_TROPIC ? 0 : ScaleByMapSize1D((Random() & 3) + 7);
00639
00640
00641 if (_settings_game.construction.freeform_edges && lighthouses_to_build != 0) {
00642 uint num_water_tiles = 0;
00643 for (uint x = 0; x < MapMaxX(); x++) {
00644 if (IsTileType(TileXY(x, 1), MP_WATER)) num_water_tiles++;
00645 if (IsTileType(TileXY(x, MapMaxY() - 1), MP_WATER)) num_water_tiles++;
00646 }
00647 for (uint y = 1; y < MapMaxY() - 1; y++) {
00648 if (IsTileType(TileXY(1, y), MP_WATER)) num_water_tiles++;
00649 if (IsTileType(TileXY(MapMaxX() - 1, y), MP_WATER)) num_water_tiles++;
00650 }
00651
00652
00653 lighthouses_to_build = lighthouses_to_build * num_water_tiles / (2 * MapMaxY() + 2 * MapMaxX() - 6);
00654 }
00655
00656 SetGeneratingWorldProgress(GWP_OBJECT, radiotower_to_build + lighthouses_to_build);
00657
00658 for (uint i = ScaleByMapSize(1000); i != 0 && Object::CanAllocateItem(); i--) {
00659 TileIndex tile = RandomTile();
00660
00661 int h;
00662 if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h >= 4 && !IsBridgeAbove(tile)) {
00663 TileIndex t = tile;
00664 if (CircularTileSearch(&t, 9, HasTransmitter, NULL)) continue;
00665
00666 BuildObject(OBJECT_TRANSMITTER, tile);
00667 IncreaseGeneratingWorldProgress(GWP_OBJECT);
00668 if (--radiotower_to_build == 0) break;
00669 }
00670 }
00671
00672
00673 uint maxx = MapMaxX();
00674 uint maxy = MapMaxY();
00675 for (int loop_count = 0; loop_count < 1000 && lighthouses_to_build != 0 && Object::CanAllocateItem(); loop_count++) {
00676 uint r = Random();
00677
00678
00679 int perimeter = (GB(r, 16, 16) % (2 * (maxx + maxy))) - maxy;
00680 DiagDirection dir;
00681 for (dir = DIAGDIR_NE; perimeter > 0; dir++) {
00682 perimeter -= (DiagDirToAxis(dir) == AXIS_X) ? maxx : maxy;
00683 }
00684
00685 TileIndex tile;
00686 switch (dir) {
00687 default:
00688 case DIAGDIR_NE: tile = TileXY(maxx - 1, r % maxy); break;
00689 case DIAGDIR_SE: tile = TileXY(r % maxx, 1); break;
00690 case DIAGDIR_SW: tile = TileXY(1, r % maxy); break;
00691 case DIAGDIR_NW: tile = TileXY(r % maxx, maxy - 1); break;
00692 }
00693
00694
00695 if (!IsTileType(tile, MP_WATER)) continue;
00696
00697 for (int j = 0; j < 19; j++) {
00698 int h;
00699 if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h <= 2 && !IsBridgeAbove(tile)) {
00700 BuildObject(OBJECT_LIGHTHOUSE, tile);
00701 IncreaseGeneratingWorldProgress(GWP_OBJECT);
00702 lighthouses_to_build--;
00703 assert(tile < MapSize());
00704 break;
00705 }
00706 tile += TileOffsByDiagDir(dir);
00707 if (!IsValidTile(tile)) break;
00708 }
00709 }
00710 }
00711
00712 static void ChangeTileOwner_Object(TileIndex tile, Owner old_owner, Owner new_owner)
00713 {
00714 if (!IsTileOwner(tile, old_owner)) return;
00715
00716 if (IsOwnedLand(tile) && new_owner != INVALID_OWNER) {
00717 SetTileOwner(tile, new_owner);
00718 } else if (IsStatueTile(tile)) {
00719 Town *t = Object::GetByTile(tile)->town;
00720 ClrBit(t->statues, old_owner);
00721 if (new_owner != INVALID_OWNER && !HasBit(t->statues, new_owner)) {
00722
00723 SetBit(t->statues, new_owner);
00724 SetTileOwner(tile, new_owner);
00725 } else {
00726 ReallyClearObjectTile(Object::GetByTile(tile));
00727 }
00728
00729 SetWindowDirty(WC_TOWN_AUTHORITY, t->index);
00730 } else {
00731 ReallyClearObjectTile(Object::GetByTile(tile));
00732 }
00733 }
00734
00735 static CommandCost TerraformTile_Object(TileIndex tile, DoCommandFlag flags, int z_new, Slope tileh_new)
00736 {
00737 ObjectType type = GetObjectType(tile);
00738
00739 if (type == OBJECT_OWNED_LAND) {
00740
00741 CommandCost ret = CheckTileOwnership(tile);
00742 if (ret.Succeeded()) return CommandCost();
00743 } else if (AutoslopeEnabled() && type != OBJECT_TRANSMITTER && type != OBJECT_LIGHTHOUSE) {
00744
00745
00746
00747
00748
00749
00750 Slope tileh_old = GetTileSlope(tile);
00751
00752 if (!IsSteepSlope(tileh_old) && !IsSteepSlope(tileh_new) && (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new))) {
00753 const ObjectSpec *spec = ObjectSpec::Get(type);
00754
00755
00756 if (HasBit(spec->callback_mask, CBM_OBJ_AUTOSLOPE)) {
00757
00758 uint16 res = GetObjectCallback(CBID_OBJECT_AUTOSLOPE, 0, 0, spec, Object::GetByTile(tile), tile);
00759 if (res == CALLBACK_FAILED || !ConvertBooleanCallback(spec->grf_prop.grffile, CBID_OBJECT_AUTOSLOPE, res)) return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
00760 } else if (spec->enabled) {
00761
00762 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
00763 }
00764 }
00765 }
00766
00767 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00768 }
00769
00770 extern const TileTypeProcs _tile_type_object_procs = {
00771 DrawTile_Object,
00772 GetSlopePixelZ_Object,
00773 ClearTile_Object,
00774 AddAcceptedCargo_Object,
00775 GetTileDesc_Object,
00776 GetTileTrackStatus_Object,
00777 ClickTile_Object,
00778 AnimateTile_Object,
00779 TileLoop_Object,
00780 ChangeTileOwner_Object,
00781 NULL,
00782 NULL,
00783 GetFoundation_Object,
00784 TerraformTile_Object,
00785 };