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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 "sprite.h"
00029 #include "core/random_func.hpp"
00030 #include "core/pool_func.hpp"
00031 #include "object_map.h"
00032 #include "object_base.h"
00033 #include "newgrf_config.h"
00034 #include "newgrf_object.h"
00035 #include "date_func.h"
00036 #include "newgrf_debug.h"
00037 #include "vehicle_func.h"
00038
00039 #include "table/strings.h"
00040 #include "table/object_land.h"
00041
00042 ObjectPool _object_pool("Object");
00043 INSTANTIATE_POOL_METHODS(Object)
00044 uint16 Object::counts[NUM_OBJECTS];
00045
00051 Object *Object::GetByTile(TileIndex tile)
00052 {
00053 return Object::Get(GetObjectIndex(tile));
00054 }
00055
00057 void InitializeObjects()
00058 {
00059 _object_pool.CleanPool();
00060 Object::ResetTypeCounts();
00061 }
00062
00073 void BuildObject(ObjectType type, TileIndex tile, CompanyID owner, Town *town, uint8 view)
00074 {
00075 const ObjectSpec *spec = ObjectSpec::Get(type);
00076
00077 TileArea ta(tile, GB(spec->size, HasBit(view, 0) ? 4 : 0, 4), GB(spec->size, HasBit(view, 0) ? 0 : 4, 4));
00078 Object *o = new Object();
00079 o->location = ta;
00080 o->town = town == NULL ? CalcClosestTownFromTile(tile) : town;
00081 o->build_date = _date;
00082 o->view = view;
00083
00084
00085
00086 if (owner == OWNER_NONE) {
00087 o->colour = Random();
00088 } else {
00089 const Livery *l = Company::Get(owner)->livery;
00090 o->colour = l->colour1 + l->colour2 * 16;
00091 }
00092
00093
00094 if ((spec->flags & OBJECT_FLAG_2CC_COLOUR) == 0) o->colour &= 0xF;
00095
00096 if (HasBit(spec->callback_mask, CBM_OBJ_COLOUR)) {
00097 uint16 res = GetObjectCallback(CBID_OBJECT_COLOUR, o->colour, 0, spec, o, tile);
00098 if (res != CALLBACK_FAILED) o->colour = GB(res, 0, 8);
00099 }
00100
00101 assert(o->town != NULL);
00102
00103 TILE_AREA_LOOP(t, ta) {
00104 WaterClass wc = (IsWaterTile(t) ? GetWaterClass(t) : WATER_CLASS_INVALID);
00105 MakeObject(t, type, owner, o->index, wc, Random());
00106 MarkTileDirtyByTile(t);
00107 }
00108
00109 Object::IncTypeCount(type);
00110 if (spec->flags & OBJECT_FLAG_ANIMATION) TriggerObjectAnimation(o, OAT_BUILT, spec);
00111 }
00112
00117 static void IncreaseAnimationStage(TileIndex tile)
00118 {
00119 TileArea ta = Object::GetByTile(tile)->location;
00120 TILE_AREA_LOOP(t, ta) {
00121 SetAnimationFrame(t, GetAnimationFrame(t) + 1);
00122 MarkTileDirtyByTile(t);
00123 }
00124 }
00125
00127 #define GetCompanyHQSize GetAnimationFrame
00128
00129 #define IncreaseCompanyHQSize IncreaseAnimationStage
00130
00136 void UpdateCompanyHQ(TileIndex tile, uint score)
00137 {
00138 if (tile == INVALID_TILE) return;
00139
00140 byte val;
00141 (val = 0, score < 170) ||
00142 (val++, score < 350) ||
00143 (val++, score < 520) ||
00144 (val++, score < 720) ||
00145 (val++, true);
00146
00147 while (GetCompanyHQSize(tile) < val) {
00148 IncreaseCompanyHQSize(tile);
00149 }
00150 }
00151
00156 void UpdateObjectColours(const Company *c)
00157 {
00158 Object *obj;
00159 FOR_ALL_OBJECTS(obj) {
00160 Owner owner = GetTileOwner(obj->location.tile);
00161
00162 if (owner != c->index) continue;
00163
00164 const ObjectSpec *spec = ObjectSpec::GetByTile(obj->location.tile);
00165
00166 if (HasBit(spec->callback_mask, CBM_OBJ_COLOUR)) continue;
00167
00168 const Livery *l = c->livery;
00169 obj->colour = ((spec->flags & OBJECT_FLAG_2CC_COLOUR) ? (l->colour2 * 16) : 0) + l->colour1;
00170 }
00171 }
00172
00173 extern CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool check_bridge);
00174 static CommandCost ClearTile_Object(TileIndex tile, DoCommandFlag flags);
00175
00185 CommandCost CmdBuildObject(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00186 {
00187 CommandCost cost(EXPENSES_PROPERTY);
00188
00189 ObjectType type = (ObjectType)GB(p1, 0, 8);
00190 uint8 view = GB(p2, 0, 2);
00191 const ObjectSpec *spec = ObjectSpec::Get(type);
00192 if (!spec->IsAvailable()) return CMD_ERROR;
00193
00194 if (spec->flags & OBJECT_FLAG_ONLY_IN_SCENEDIT && (_game_mode != GM_EDITOR || _current_company != OWNER_NONE)) return CMD_ERROR;
00195 if (spec->flags & OBJECT_FLAG_ONLY_IN_GAME && (_game_mode != GM_NORMAL || _current_company > MAX_COMPANIES)) return CMD_ERROR;
00196 if (view >= spec->views) return CMD_ERROR;
00197
00198 if (!Object::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_OBJECTS);
00199 if (Town::GetNumItems() == 0) return_cmd_error(STR_ERROR_MUST_FOUND_TOWN_FIRST);
00200
00201 int size_x = GB(spec->size, HasBit(view, 0) ? 4 : 0, 4);
00202 int size_y = GB(spec->size, HasBit(view, 0) ? 0 : 4, 4);
00203 TileArea ta(tile, size_x, size_y);
00204
00205 if (type == OBJECT_OWNED_LAND) {
00206
00207 cost.AddCost(DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR));
00208 } else {
00209
00210
00211
00212 bool allow_water = (spec->flags & (OBJECT_FLAG_BUILT_ON_WATER | OBJECT_FLAG_NOT_ON_LAND)) != 0;
00213 bool allow_ground = (spec->flags & OBJECT_FLAG_NOT_ON_LAND) == 0;
00214 TILE_AREA_LOOP(t, ta) {
00215 if (HasTileWaterGround(t)) {
00216 if (!allow_water) return_cmd_error(STR_ERROR_CAN_T_BUILD_ON_WATER);
00217 if (!IsWaterTile(t)) {
00218
00219
00220 cost.AddCost(DoCommand(t, 0, 0, flags & ~DC_NO_WATER & ~DC_EXEC, CMD_LANDSCAPE_CLEAR));
00221 } else {
00222
00223 Owner o = GetTileOwner(t);
00224 if (o != OWNER_NONE && o != OWNER_WATER) cost.AddCost(CheckOwnership(o, t));
00225
00226
00227 cost.AddCost(EnsureNoVehicleOnGround(t));
00228 }
00229 } else {
00230 if (!allow_ground) return_cmd_error(STR_ERROR_MUST_BE_BUILT_ON_WATER);
00231
00232 cost.AddCost(DoCommand(t, 0, 0, flags & ~DC_EXEC, CMD_LANDSCAPE_CLEAR));
00233 }
00234 }
00235
00236
00237 int allowed_z;
00238 if (GetTileSlope(tile, (uint*)&allowed_z) != SLOPE_FLAT) allowed_z += TILE_HEIGHT;
00239
00240 TILE_AREA_LOOP(t, ta) {
00241 uint16 callback = CALLBACK_FAILED;
00242 if (HasBit(spec->callback_mask, CBM_OBJ_SLOPE_CHECK)) {
00243 TileIndex diff = t - tile;
00244 callback = GetObjectCallback(CBID_OBJECT_LAND_SLOPE_CHECK, GetTileSlope(t, NULL), TileY(diff) << 4 | TileX(diff), spec, NULL, t, view);
00245 }
00246
00247 if (callback == CALLBACK_FAILED) {
00248 cost.AddCost(CheckBuildableTile(t, 0, allowed_z, false));
00249 } else if (callback != 0) {
00250 return_cmd_error(STR_ERROR_LAND_SLOPED_IN_WRONG_DIRECTION);
00251 }
00252 }
00253
00254 if (flags & DC_EXEC) {
00255
00256
00257 TILE_AREA_LOOP(t, ta) {
00258 if (HasTileWaterGround(t)) {
00259 if (!IsWaterTile(t)) {
00260 DoCommand(t, 0, 0, (flags & ~DC_NO_WATER) | DC_NO_MODIFY_TOWN_RATING, CMD_LANDSCAPE_CLEAR);
00261 }
00262 } else {
00263 DoCommand(t, 0, 0, flags | DC_NO_MODIFY_TOWN_RATING, CMD_LANDSCAPE_CLEAR);
00264 }
00265 }
00266 }
00267 }
00268 if (cost.Failed()) return cost;
00269
00270
00271 TILE_AREA_LOOP(t, ta) {
00272 if (MayHaveBridgeAbove(t) && IsBridgeAbove(t) && (
00273 !(spec->flags & OBJECT_FLAG_ALLOW_UNDER_BRIDGE) ||
00274 (GetTileMaxZ(t) + spec->height * TILE_HEIGHT >= GetBridgeHeight(GetSouthernBridgeEnd(t))))) {
00275 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00276 }
00277 }
00278
00279 int hq_score = 0;
00280 switch (type) {
00281 case OBJECT_TRANSMITTER:
00282 case OBJECT_LIGHTHOUSE:
00283 if (GetTileSlope(tile, NULL) != SLOPE_FLAT) return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00284 break;
00285
00286 case OBJECT_OWNED_LAND:
00287 if (IsTileType(tile, MP_OBJECT) &&
00288 IsTileOwner(tile, _current_company) &&
00289 IsOwnedLand(tile)) {
00290 return_cmd_error(STR_ERROR_YOU_ALREADY_OWN_IT);
00291 }
00292 break;
00293
00294 case OBJECT_HQ: {
00295 Company *c = Company::Get(_current_company);
00296 if (c->location_of_HQ != INVALID_TILE) {
00297
00298 _current_company = OWNER_WATER;
00299 cost.AddCost(ClearTile_Object(c->location_of_HQ, flags));
00300 _current_company = c->index;
00301 }
00302
00303 if (flags & DC_EXEC) {
00304 hq_score = UpdateCompanyRatingAndValue(c, false);
00305 c->location_of_HQ = tile;
00306 SetWindowDirty(WC_COMPANY, c->index);
00307 }
00308 break;
00309 }
00310
00311 case OBJECT_STATUE:
00312
00313 return CMD_ERROR;
00314
00315 default:
00316 break;
00317 }
00318
00319 if (flags & DC_EXEC) {
00320 BuildObject(type, tile, _current_company, NULL, view);
00321
00322
00323 if (type == OBJECT_HQ) UpdateCompanyHQ(tile, hq_score);
00324 }
00325
00326 cost.AddCost(ObjectSpec::Get(type)->GetBuildCost() * size_x * size_y);
00327 return cost;
00328 }
00329
00330
00331 static Foundation GetFoundation_Object(TileIndex tile, Slope tileh);
00332
00333 static void DrawTile_Object(TileInfo *ti)
00334 {
00335 ObjectType type = GetObjectType(ti->tile);
00336 const ObjectSpec *spec = ObjectSpec::Get(type);
00337
00338
00339 if (!spec->enabled) type = OBJECT_TRANSMITTER;
00340
00341 if ((spec->flags & OBJECT_FLAG_HAS_NO_FOUNDATION) == 0) DrawFoundation(ti, GetFoundation_Object(ti->tile, ti->tileh));
00342
00343 if (type < NEW_OBJECT_OFFSET) {
00344 const DrawTileSprites *dts = NULL;
00345 Owner to = GetTileOwner(ti->tile);
00346 PaletteID palette = to == OWNER_NONE ? PAL_NONE : COMPANY_SPRITE_COLOUR(to);
00347
00348 if (type == OBJECT_HQ) {
00349 TileIndex diff = ti->tile - Object::GetByTile(ti->tile)->location.tile;
00350 dts = &_object_hq[GetCompanyHQSize(ti->tile) << 2 | TileY(diff) << 1 | TileX(diff)];
00351 } else {
00352 dts = &_objects[type];
00353 }
00354
00355 if (spec->flags & OBJECT_FLAG_HAS_NO_FOUNDATION) {
00356
00357
00358 switch (dts->ground.sprite) {
00359 case SPR_FLAT_BARE_LAND: DrawClearLandTile(ti, 0); break;
00360 case SPR_FLAT_1_THIRD_GRASS_TILE: DrawClearLandTile(ti, 1); break;
00361 case SPR_FLAT_2_THIRD_GRASS_TILE: DrawClearLandTile(ti, 2); break;
00362 case SPR_FLAT_GRASS_TILE: DrawClearLandTile(ti, 3); break;
00363 default: DrawGroundSprite(dts->ground.sprite, palette); break;
00364 }
00365 } else {
00366 DrawGroundSprite(dts->ground.sprite, palette);
00367 }
00368
00369 if (!IsInvisibilitySet(TO_STRUCTURES)) {
00370 const DrawTileSeqStruct *dtss;
00371 foreach_draw_tile_seq(dtss, dts->seq) {
00372 AddSortableSpriteToDraw(
00373 dtss->image.sprite, palette,
00374 ti->x + dtss->delta_x, ti->y + dtss->delta_y,
00375 dtss->size_x, dtss->size_y,
00376 dtss->size_z, ti->z + dtss->delta_z,
00377 IsTransparencySet(TO_STRUCTURES)
00378 );
00379 }
00380 }
00381 } else {
00382 DrawNewObjectTile(ti, spec);
00383 }
00384
00385 if (spec->flags & OBJECT_FLAG_ALLOW_UNDER_BRIDGE) DrawBridgeMiddle(ti);
00386 }
00387
00388 static uint GetSlopeZ_Object(TileIndex tile, uint x, uint y)
00389 {
00390 if (IsOwnedLand(tile)) {
00391 uint z;
00392 Slope tileh = GetTileSlope(tile, &z);
00393
00394 return z + GetPartialZ(x & 0xF, y & 0xF, tileh);
00395 } else {
00396 return GetTileMaxZ(tile);
00397 }
00398 }
00399
00400 static Foundation GetFoundation_Object(TileIndex tile, Slope tileh)
00401 {
00402 return IsOwnedLand(tile) ? FOUNDATION_NONE : FlatteningFoundation(tileh);
00403 }
00404
00409 static void ReallyClearObjectTile(Object *o)
00410 {
00411 Object::DecTypeCount(GetObjectType(o->location.tile));
00412 TILE_AREA_LOOP(tile_cur, o->location) {
00413 DeleteNewGRFInspectWindow(GSF_OBJECTS, tile_cur);
00414
00415 MakeWaterKeepingClass(tile_cur, GetTileOwner(tile_cur));
00416 }
00417 delete o;
00418 }
00419
00420 SmallVector<ClearedObjectArea, 4> _cleared_object_areas;
00421
00427 ClearedObjectArea *FindClearedObject(TileIndex tile)
00428 {
00429 TileArea ta = TileArea(tile, 1, 1);
00430
00431 const ClearedObjectArea *end = _cleared_object_areas.End();
00432 for (ClearedObjectArea *coa = _cleared_object_areas.Begin(); coa != end; coa++) {
00433 if (coa->area.Intersects(ta)) return coa;
00434 }
00435
00436 return NULL;
00437 }
00438
00439 static CommandCost ClearTile_Object(TileIndex tile, DoCommandFlag flags)
00440 {
00441 ObjectType type = GetObjectType(tile);
00442 const ObjectSpec *spec = ObjectSpec::Get(type);
00443
00444
00445 Object *o = Object::GetByTile(tile);
00446 TileArea ta = o->location;
00447
00448 CommandCost cost(EXPENSES_CONSTRUCTION, spec->GetClearCost() * ta.w * ta.h / 5);
00449 if (spec->flags & OBJECT_FLAG_CLEAR_INCOME) cost.MultiplyCost(-1);
00450
00451
00452 if (_current_company != OWNER_WATER) {
00453 if ((flags & DC_NO_WATER) && IsTileOnWater(tile)) {
00454
00455 return_cmd_error(STR_ERROR_CAN_T_BUILD_ON_WATER);
00456 } else if (!(spec->flags & OBJECT_FLAG_AUTOREMOVE) && (flags & DC_AUTO)) {
00457
00458 return_cmd_error(type == OBJECT_HQ ? STR_ERROR_COMPANY_HEADQUARTERS_IN : STR_ERROR_OBJECT_IN_THE_WAY);
00459 } else if (_game_mode == GM_EDITOR) {
00460
00461 } else if (GetTileOwner(tile) == OWNER_NONE) {
00462
00463 if (!_cheats.magic_bulldozer.value) return CMD_ERROR;
00464 } else if (CheckTileOwnership(tile).Failed()) {
00465
00466 return_cmd_error(STR_ERROR_OWNED_BY);
00467 } else if ((spec->flags & OBJECT_FLAG_CANNOT_REMOVE) != 0 && (spec->flags & OBJECT_FLAG_AUTOREMOVE) == 0) {
00468
00469 if (!_cheats.magic_bulldozer.value) return CMD_ERROR;
00470
00471
00472 cost.MultiplyCost(25);
00473 }
00474 } else if ((spec->flags & (OBJECT_FLAG_BUILT_ON_WATER | OBJECT_FLAG_NOT_ON_LAND)) != 0) {
00475
00476 return CMD_ERROR;
00477 }
00478
00479 switch (type) {
00480 case OBJECT_HQ: {
00481 Company *c = Company::Get(GetTileOwner(tile));
00482 if (flags & DC_EXEC) {
00483 c->location_of_HQ = INVALID_TILE;
00484 SetWindowDirty(WC_COMPANY, c->index);
00485 CargoPacket::InvalidateAllFrom(ST_HEADQUARTERS, c->index);
00486 }
00487
00488
00489 cost = CommandCost(EXPENSES_PROPERTY, CalculateCompanyValue(c) / 100);
00490 break;
00491 }
00492
00493 case OBJECT_STATUE:
00494 if (flags & DC_EXEC) {
00495 Town *town = o->town;
00496 ClrBit(town->statues, GetTileOwner(tile));
00497 SetWindowDirty(WC_TOWN_AUTHORITY, town->index);
00498 }
00499 break;
00500
00501 default:
00502 break;
00503 }
00504
00505 ClearedObjectArea *cleared_area = _cleared_object_areas.Append();
00506 cleared_area->first_tile = tile;
00507 cleared_area->area = ta;
00508
00509 if (flags & DC_EXEC) ReallyClearObjectTile(o);
00510
00511 return cost;
00512 }
00513
00514 static void AddAcceptedCargo_Object(TileIndex tile, CargoArray &acceptance, uint32 *always_accepted)
00515 {
00516 if (!IsCompanyHQ(tile)) return;
00517
00518
00519
00520
00521
00522 uint level = GetCompanyHQSize(tile) + 1;
00523
00524
00525
00526 acceptance[CT_PASSENGERS] += max(1U, level);
00527 SetBit(*always_accepted, CT_PASSENGERS);
00528
00529
00530
00531
00532
00533 acceptance[CT_MAIL] += max(1U, level / 2);
00534 SetBit(*always_accepted, CT_MAIL);
00535 }
00536
00537
00538 static void GetTileDesc_Object(TileIndex tile, TileDesc *td)
00539 {
00540 const ObjectSpec *spec = ObjectSpec::GetByTile(tile);
00541 td->str = spec->name;
00542 td->owner[0] = GetTileOwner(tile);
00543 td->build_date = Object::GetByTile(tile)->build_date;
00544
00545 if (spec->grf_prop.grffile != NULL) {
00546 td->grf = GetGRFConfig(spec->grf_prop.grffile->grfid)->GetName();
00547 }
00548 }
00549
00550 static void TileLoop_Object(TileIndex tile)
00551 {
00552 const ObjectSpec *spec = ObjectSpec::GetByTile(tile);
00553 if (spec->flags & OBJECT_FLAG_ANIMATION) {
00554 const Object *o = Object::GetByTile(tile);
00555 TriggerObjectTileAnimation(o, tile, OAT_TILELOOP, spec);
00556 if (o->location.tile == tile) TriggerObjectAnimation(o, OAT_256_TICKS, spec);
00557 }
00558
00559 if (IsTileOnWater(tile)) TileLoop_Water(tile);
00560
00561 if (!IsCompanyHQ(tile)) return;
00562
00563
00564
00565
00566
00567 uint level = GetCompanyHQSize(tile) + 1;
00568 assert(level < 6);
00569
00570 StationFinder stations(TileArea(tile, 2, 2));
00571
00572 uint r = Random();
00573
00574 if (GB(r, 0, 8) < (256 / 4 / (6 - level))) {
00575 uint amt = GB(r, 0, 8) / 8 / 4 + 1;
00576 if (EconomyIsInRecession()) amt = (amt + 1) >> 1;
00577 MoveGoodsToStation(CT_PASSENGERS, amt, ST_HEADQUARTERS, GetTileOwner(tile), stations.GetStations());
00578 }
00579
00580
00581
00582
00583 if (GB(r, 8, 8) < (196 / 4 / (6 - level))) {
00584 uint amt = GB(r, 8, 8) / 8 / 4 + 1;
00585 if (EconomyIsInRecession()) amt = (amt + 1) >> 1;
00586 MoveGoodsToStation(CT_MAIL, amt, ST_HEADQUARTERS, GetTileOwner(tile), stations.GetStations());
00587 }
00588 }
00589
00590
00591 static TrackStatus GetTileTrackStatus_Object(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
00592 {
00593 return 0;
00594 }
00595
00596 static bool ClickTile_Object(TileIndex tile)
00597 {
00598 if (!IsCompanyHQ(tile)) return false;
00599
00600 ShowCompany(GetTileOwner(tile));
00601 return true;
00602 }
00603
00604 static void AnimateTile_Object(TileIndex tile)
00605 {
00606 AnimateNewObjectTile(tile);
00607 }
00608
00615 static bool HasTransmitter(TileIndex tile, void *user)
00616 {
00617 return IsTransmitterTile(tile);
00618 }
00619
00620 void GenerateObjects()
00621 {
00622 if (_settings_game.game_creation.landscape == LT_TOYLAND) return;
00623
00624
00625 int radiotower_to_build = ScaleByMapSize(15);
00626 int lighthouses_to_build = _settings_game.game_creation.landscape == LT_TROPIC ? 0 : ScaleByMapSize1D((Random() & 3) + 7);
00627
00628
00629 if (_settings_game.construction.freeform_edges && lighthouses_to_build != 0) {
00630 uint num_water_tiles = 0;
00631 for (uint x = 0; x < MapMaxX(); x++) {
00632 if (IsTileType(TileXY(x, 1), MP_WATER)) num_water_tiles++;
00633 if (IsTileType(TileXY(x, MapMaxY() - 1), MP_WATER)) num_water_tiles++;
00634 }
00635 for (uint y = 1; y < MapMaxY() - 1; y++) {
00636 if (IsTileType(TileXY(1, y), MP_WATER)) num_water_tiles++;
00637 if (IsTileType(TileXY(MapMaxX() - 1, y), MP_WATER)) num_water_tiles++;
00638 }
00639
00640
00641 lighthouses_to_build = lighthouses_to_build * num_water_tiles / (2 * MapMaxY() + 2 * MapMaxX() - 6);
00642 }
00643
00644 SetGeneratingWorldProgress(GWP_OBJECT, radiotower_to_build + lighthouses_to_build);
00645
00646 for (uint i = ScaleByMapSize(1000); i != 0 && Object::CanAllocateItem(); i--) {
00647 TileIndex tile = RandomTile();
00648
00649 uint h;
00650 if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h >= TILE_HEIGHT * 4 && !IsBridgeAbove(tile)) {
00651 TileIndex t = tile;
00652 if (CircularTileSearch(&t, 9, HasTransmitter, NULL)) continue;
00653
00654 BuildObject(OBJECT_TRANSMITTER, tile);
00655 IncreaseGeneratingWorldProgress(GWP_OBJECT);
00656 if (--radiotower_to_build == 0) break;
00657 }
00658 }
00659
00660
00661 uint maxx = MapMaxX();
00662 uint maxy = MapMaxY();
00663 for (int loop_count = 0; loop_count < 1000 && lighthouses_to_build != 0 && Object::CanAllocateItem(); loop_count++) {
00664 uint r = Random();
00665
00666
00667 int perimeter = (GB(r, 16, 16) % (2 * (maxx + maxy))) - maxy;
00668 DiagDirection dir;
00669 for (dir = DIAGDIR_NE; perimeter > 0; dir++) {
00670 perimeter -= (DiagDirToAxis(dir) == AXIS_X) ? maxx : maxy;
00671 }
00672
00673 TileIndex tile;
00674 switch (dir) {
00675 default:
00676 case DIAGDIR_NE: tile = TileXY(maxx - 1, r % maxy); break;
00677 case DIAGDIR_SE: tile = TileXY(r % maxx, 1); break;
00678 case DIAGDIR_SW: tile = TileXY(1, r % maxy); break;
00679 case DIAGDIR_NW: tile = TileXY(r % maxx, maxy - 1); break;
00680 }
00681
00682
00683 if (!IsTileType(tile, MP_WATER)) continue;
00684
00685 for (int j = 0; j < 19; j++) {
00686 uint h;
00687 if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h <= TILE_HEIGHT * 2 && !IsBridgeAbove(tile)) {
00688 BuildObject(OBJECT_LIGHTHOUSE, tile);
00689 IncreaseGeneratingWorldProgress(GWP_OBJECT);
00690 lighthouses_to_build--;
00691 assert(tile < MapSize());
00692 break;
00693 }
00694 tile = AddTileIndexDiffCWrap(tile, TileIndexDiffCByDiagDir(dir));
00695 if (tile == INVALID_TILE) break;
00696 }
00697 }
00698 }
00699
00700 static void ChangeTileOwner_Object(TileIndex tile, Owner old_owner, Owner new_owner)
00701 {
00702 if (!IsTileOwner(tile, old_owner)) return;
00703
00704 if (IsOwnedLand(tile) && new_owner != INVALID_OWNER) {
00705 SetTileOwner(tile, new_owner);
00706 } else if (IsStatueTile(tile)) {
00707 Town *t = Object::GetByTile(tile)->town;
00708 ClrBit(t->statues, old_owner);
00709 if (new_owner != INVALID_OWNER && !HasBit(t->statues, new_owner)) {
00710
00711 SetBit(t->statues, new_owner);
00712 SetTileOwner(tile, new_owner);
00713 } else {
00714 ReallyClearObjectTile(Object::GetByTile(tile));
00715 }
00716
00717 SetWindowDirty(WC_TOWN_AUTHORITY, t->index);
00718 } else {
00719 ReallyClearObjectTile(Object::GetByTile(tile));
00720 }
00721 }
00722
00723 static CommandCost TerraformTile_Object(TileIndex tile, DoCommandFlag flags, uint z_new, Slope tileh_new)
00724 {
00725 ObjectType type = GetObjectType(tile);
00726
00727 if (type == OBJECT_OWNED_LAND) {
00728
00729 CommandCost ret = CheckTileOwnership(tile);
00730 if (ret.Succeeded()) return CommandCost();
00731 } else if (AutoslopeEnabled() && type != OBJECT_TRANSMITTER && type != OBJECT_LIGHTHOUSE) {
00732
00733
00734
00735
00736
00737
00738 Slope tileh_old = GetTileSlope(tile, NULL);
00739
00740 if (!IsSteepSlope(tileh_old) && !IsSteepSlope(tileh_new) && (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new))) {
00741 const ObjectSpec *spec = ObjectSpec::Get(type);
00742
00743
00744 if (HasBit(spec->callback_mask, CBM_OBJ_AUTOSLOPE)) {
00745
00746 uint16 res = GetObjectCallback(CBID_OBJECT_AUTOSLOPE, 0, 0, spec, Object::GetByTile(tile), tile);
00747 if ((res == 0) || (res == CALLBACK_FAILED)) return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
00748 } else if (spec->enabled) {
00749
00750 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
00751 }
00752 }
00753 }
00754
00755 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00756 }
00757
00758 extern const TileTypeProcs _tile_type_object_procs = {
00759 DrawTile_Object,
00760 GetSlopeZ_Object,
00761 ClearTile_Object,
00762 AddAcceptedCargo_Object,
00763 GetTileDesc_Object,
00764 GetTileTrackStatus_Object,
00765 ClickTile_Object,
00766 AnimateTile_Object,
00767 TileLoop_Object,
00768 ChangeTileOwner_Object,
00769 NULL,
00770 NULL,
00771 GetFoundation_Object,
00772 TerraformTile_Object,
00773 };