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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
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_pool.CleanPool();
00059 Object::ResetTypeCounts();
00060 }
00061
00072 void BuildObject(ObjectType type, TileIndex tile, CompanyID owner, Town *town, uint8 view)
00073 {
00074 const ObjectSpec *spec = ObjectSpec::Get(type);
00075
00076 TileArea ta(tile, GB(spec->size, HasBit(view, 0) ? 4 : 0, 4), GB(spec->size, HasBit(view, 0) ? 0 : 4, 4));
00077 Object *o = new Object();
00078 o->location = ta;
00079 o->town = town == NULL ? CalcClosestTownFromTile(tile) : town;
00080 o->build_date = _date;
00081 o->view = view;
00082
00083
00084
00085 if (owner == OWNER_NONE) {
00086 o->colour = Random();
00087 } else {
00088 const Livery *l = Company::Get(owner)->livery;
00089 o->colour = l->colour1 + l->colour2 * 16;
00090 }
00091
00092
00093 if ((spec->flags & OBJECT_FLAG_2CC_COLOUR) == 0) o->colour &= 0xF;
00094
00095 if (HasBit(spec->callback_mask, CBM_OBJ_COLOUR)) {
00096 uint16 res = GetObjectCallback(CBID_OBJECT_COLOUR, o->colour, 0, spec, o, tile);
00097 if (res != CALLBACK_FAILED) o->colour = GB(res, 0, 8);
00098 }
00099
00100 assert(o->town != NULL);
00101
00102 TILE_AREA_LOOP(t, ta) {
00103 WaterClass wc = (IsWaterTile(t) ? GetWaterClass(t) : WATER_CLASS_INVALID);
00104 MakeObject(t, type, owner, o->index, wc, Random());
00105 MarkTileDirtyByTile(t);
00106 }
00107
00108 Object::IncTypeCount(type);
00109 if (spec->flags & OBJECT_FLAG_ANIMATION) TriggerObjectAnimation(o, OAT_BUILT, spec);
00110 }
00111
00116 static void IncreaseAnimationStage(TileIndex tile)
00117 {
00118 TileArea ta = Object::GetByTile(tile)->location;
00119 TILE_AREA_LOOP(t, ta) {
00120 SetAnimationFrame(t, GetAnimationFrame(t) + 1);
00121 MarkTileDirtyByTile(t);
00122 }
00123 }
00124
00126 #define GetCompanyHQSize GetAnimationFrame
00127
00128 #define IncreaseCompanyHQSize IncreaseAnimationStage
00129
00135 void UpdateCompanyHQ(TileIndex tile, uint score)
00136 {
00137 if (tile == INVALID_TILE) return;
00138
00139 byte val;
00140 (val = 0, score < 170) ||
00141 (val++, score < 350) ||
00142 (val++, score < 520) ||
00143 (val++, score < 720) ||
00144 (val++, true);
00145
00146 while (GetCompanyHQSize(tile) < val) {
00147 IncreaseCompanyHQSize(tile);
00148 }
00149 }
00150
00155 void UpdateObjectColours(const Company *c)
00156 {
00157 Object *obj;
00158 FOR_ALL_OBJECTS(obj) {
00159 Owner owner = GetTileOwner(obj->location.tile);
00160
00161 if (owner != c->index) continue;
00162
00163 const ObjectSpec *spec = ObjectSpec::GetByTile(obj->location.tile);
00164
00165 if (HasBit(spec->callback_mask, CBM_OBJ_COLOUR)) continue;
00166
00167 const Livery *l = c->livery;
00168 obj->colour = ((spec->flags & OBJECT_FLAG_2CC_COLOUR) ? (l->colour2 * 16) : 0) + l->colour1;
00169 }
00170 }
00171
00172 extern CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool check_bridge);
00173 static CommandCost ClearTile_Object(TileIndex tile, DoCommandFlag flags);
00174
00184 CommandCost CmdBuildObject(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00185 {
00186 CommandCost cost(EXPENSES_PROPERTY);
00187
00188 ObjectType type = (ObjectType)GB(p1, 0, 8);
00189 uint8 view = GB(p2, 0, 2);
00190 const ObjectSpec *spec = ObjectSpec::Get(type);
00191 if (!spec->IsAvailable()) return CMD_ERROR;
00192
00193 if (spec->flags & OBJECT_FLAG_ONLY_IN_SCENEDIT && (_game_mode != GM_EDITOR || _current_company != OWNER_NONE)) return CMD_ERROR;
00194 if (spec->flags & OBJECT_FLAG_ONLY_IN_GAME && (_game_mode != GM_NORMAL || _current_company > MAX_COMPANIES)) return CMD_ERROR;
00195 if (view >= spec->views) return CMD_ERROR;
00196
00197 if (!Object::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_OBJECTS);
00198 if (Town::GetNumItems() == 0) return_cmd_error(STR_ERROR_MUST_FOUND_TOWN_FIRST);
00199
00200 int size_x = GB(spec->size, HasBit(view, 0) ? 4 : 0, 4);
00201 int size_y = GB(spec->size, HasBit(view, 0) ? 0 : 4, 4);
00202 TileArea ta(tile, size_x, size_y);
00203
00204 if (type == OBJECT_OWNED_LAND) {
00205
00206 cost.AddCost(DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR));
00207 } else {
00208
00209
00210
00211 bool allow_water = (spec->flags & (OBJECT_FLAG_BUILT_ON_WATER | OBJECT_FLAG_NOT_ON_LAND)) != 0;
00212 bool allow_ground = (spec->flags & OBJECT_FLAG_NOT_ON_LAND) == 0;
00213 TILE_AREA_LOOP(t, ta) {
00214 if (HasTileWaterGround(t)) {
00215 if (!allow_water) return_cmd_error(STR_ERROR_CAN_T_BUILD_ON_WATER);
00216 if (!IsWaterTile(t)) {
00217
00218
00219 cost.AddCost(DoCommand(t, 0, 0, flags & ~DC_NO_WATER & ~DC_EXEC, CMD_LANDSCAPE_CLEAR));
00220 } else {
00221
00222 Owner o = GetTileOwner(t);
00223 if (o != OWNER_NONE && o != OWNER_WATER) cost.AddCost(CheckOwnership(o, t));
00224 }
00225 } else {
00226 if (!allow_ground) return_cmd_error(STR_ERROR_MUST_BE_BUILT_ON_WATER);
00227
00228 cost.AddCost(DoCommand(t, 0, 0, flags & ~DC_EXEC, CMD_LANDSCAPE_CLEAR));
00229 }
00230 }
00231
00232
00233 int allowed_z;
00234 if (GetTileSlope(tile, (uint*)&allowed_z) != SLOPE_FLAT) allowed_z += TILE_HEIGHT;
00235
00236 TILE_AREA_LOOP(t, ta) {
00237 uint16 callback = CALLBACK_FAILED;
00238 if (HasBit(spec->callback_mask, CBM_OBJ_SLOPE_CHECK)) {
00239 TileIndex diff = t - tile;
00240 callback = GetObjectCallback(CBID_OBJECT_LAND_SLOPE_CHECK, GetTileSlope(t, NULL), TileY(diff) << 4 | TileX(diff), spec, NULL, t, view);
00241 }
00242
00243 if (callback == CALLBACK_FAILED) {
00244 cost.AddCost(CheckBuildableTile(t, 0, allowed_z, false));
00245 } else if (callback != 0) {
00246 return_cmd_error(STR_ERROR_LAND_SLOPED_IN_WRONG_DIRECTION);
00247 }
00248 }
00249
00250 if (flags & DC_EXEC) {
00251
00252
00253 TILE_AREA_LOOP(t, ta) {
00254 if (HasTileWaterGround(t)) {
00255 if (!IsWaterTile(t)) {
00256 DoCommand(t, 0, 0, (flags & ~DC_NO_WATER) | DC_NO_MODIFY_TOWN_RATING, CMD_LANDSCAPE_CLEAR);
00257 }
00258 } else {
00259 DoCommand(t, 0, 0, flags | DC_NO_MODIFY_TOWN_RATING, CMD_LANDSCAPE_CLEAR);
00260 }
00261 }
00262 }
00263 }
00264 if (cost.Failed()) return cost;
00265
00266
00267 TILE_AREA_LOOP(t, ta) {
00268 if (MayHaveBridgeAbove(t) && IsBridgeAbove(t) && (
00269 !(spec->flags & OBJECT_FLAG_ALLOW_UNDER_BRIDGE) ||
00270 (GetTileMaxZ(t) + spec->height * TILE_HEIGHT >= GetBridgeHeight(GetSouthernBridgeEnd(t))))) {
00271 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00272 }
00273 }
00274
00275 int hq_score = 0;
00276 switch (type) {
00277 case OBJECT_TRANSMITTER:
00278 case OBJECT_LIGHTHOUSE:
00279 if (GetTileSlope(tile, NULL) != SLOPE_FLAT) return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00280 break;
00281
00282 case OBJECT_OWNED_LAND:
00283 if (IsTileType(tile, MP_OBJECT) &&
00284 IsTileOwner(tile, _current_company) &&
00285 IsOwnedLand(tile)) {
00286 return_cmd_error(STR_ERROR_YOU_ALREADY_OWN_IT);
00287 }
00288 break;
00289
00290 case OBJECT_HQ: {
00291 Company *c = Company::Get(_current_company);
00292 if (c->location_of_HQ != INVALID_TILE) {
00293
00294 _current_company = OWNER_WATER;
00295 cost.AddCost(ClearTile_Object(c->location_of_HQ, flags));
00296 _current_company = c->index;
00297 }
00298
00299 if (flags & DC_EXEC) {
00300 hq_score = UpdateCompanyRatingAndValue(c, false);
00301 c->location_of_HQ = tile;
00302 SetWindowDirty(WC_COMPANY, c->index);
00303 }
00304 break;
00305 }
00306
00307 case OBJECT_STATUE:
00308
00309 return CMD_ERROR;
00310
00311 default:
00312 break;
00313 }
00314
00315 if (flags & DC_EXEC) {
00316 BuildObject(type, tile, _current_company, NULL, view);
00317
00318
00319 if (type == OBJECT_HQ) UpdateCompanyHQ(tile, hq_score);
00320 }
00321
00322 cost.AddCost(ObjectSpec::Get(type)->GetBuildCost() * size_x * size_y);
00323 return cost;
00324 }
00325
00326
00327 static Foundation GetFoundation_Object(TileIndex tile, Slope tileh);
00328
00329 static void DrawTile_Object(TileInfo *ti)
00330 {
00331 ObjectType type = GetObjectType(ti->tile);
00332 const ObjectSpec *spec = ObjectSpec::Get(type);
00333
00334
00335 if (!spec->enabled) type = OBJECT_TRANSMITTER;
00336
00337 if ((spec->flags & OBJECT_FLAG_HAS_NO_FOUNDATION) == 0) DrawFoundation(ti, GetFoundation_Object(ti->tile, ti->tileh));
00338
00339 if (type < NEW_OBJECT_OFFSET) {
00340 const DrawTileSprites *dts = NULL;
00341 Owner to = GetTileOwner(ti->tile);
00342 PaletteID palette = to == OWNER_NONE ? PAL_NONE : COMPANY_SPRITE_COLOUR(to);
00343
00344 if (type == OBJECT_HQ) {
00345 TileIndex diff = ti->tile - Object::GetByTile(ti->tile)->location.tile;
00346 dts = &_object_hq[GetCompanyHQSize(ti->tile) << 2 | TileY(diff) << 1 | TileX(diff)];
00347 } else {
00348 dts = &_objects[type];
00349 }
00350
00351 if (spec->flags & OBJECT_FLAG_HAS_NO_FOUNDATION) {
00352
00353
00354 switch (dts->ground.sprite) {
00355 case SPR_FLAT_BARE_LAND: DrawClearLandTile(ti, 0); break;
00356 case SPR_FLAT_1_THIRD_GRASS_TILE: DrawClearLandTile(ti, 1); break;
00357 case SPR_FLAT_2_THIRD_GRASS_TILE: DrawClearLandTile(ti, 2); break;
00358 case SPR_FLAT_GRASS_TILE: DrawClearLandTile(ti, 3); break;
00359 default: DrawGroundSprite(dts->ground.sprite, palette); break;
00360 }
00361 } else {
00362 DrawGroundSprite(dts->ground.sprite, palette);
00363 }
00364
00365 if (!IsInvisibilitySet(TO_STRUCTURES)) {
00366 const DrawTileSeqStruct *dtss;
00367 foreach_draw_tile_seq(dtss, dts->seq) {
00368 AddSortableSpriteToDraw(
00369 dtss->image.sprite, palette,
00370 ti->x + dtss->delta_x, ti->y + dtss->delta_y,
00371 dtss->size_x, dtss->size_y,
00372 dtss->size_z, ti->z + dtss->delta_z,
00373 IsTransparencySet(TO_STRUCTURES)
00374 );
00375 }
00376 }
00377 } else {
00378 DrawNewObjectTile(ti, spec);
00379 }
00380
00381 if (spec->flags & OBJECT_FLAG_ALLOW_UNDER_BRIDGE) DrawBridgeMiddle(ti);
00382 }
00383
00384 static uint GetSlopeZ_Object(TileIndex tile, uint x, uint y)
00385 {
00386 if (IsOwnedLand(tile)) {
00387 uint z;
00388 Slope tileh = GetTileSlope(tile, &z);
00389
00390 return z + GetPartialZ(x & 0xF, y & 0xF, tileh);
00391 } else {
00392 return GetTileMaxZ(tile);
00393 }
00394 }
00395
00396 static Foundation GetFoundation_Object(TileIndex tile, Slope tileh)
00397 {
00398 return IsOwnedLand(tile) ? FOUNDATION_NONE : FlatteningFoundation(tileh);
00399 }
00400
00405 static void ReallyClearObjectTile(Object *o)
00406 {
00407 Object::DecTypeCount(GetObjectType(o->location.tile));
00408 TILE_AREA_LOOP(tile_cur, o->location) {
00409 DeleteNewGRFInspectWindow(GSF_OBJECTS, tile_cur);
00410
00411 MakeWaterKeepingClass(tile_cur, GetTileOwner(tile_cur));
00412 }
00413 delete o;
00414 }
00415
00416 SmallVector<ClearedObjectArea, 4> _cleared_object_areas;
00417
00423 ClearedObjectArea *FindClearedObject(TileIndex tile)
00424 {
00425 TileArea ta = TileArea(tile, 1, 1);
00426
00427 const ClearedObjectArea *end = _cleared_object_areas.End();
00428 for (ClearedObjectArea *coa = _cleared_object_areas.Begin(); coa != end; coa++) {
00429 if (coa->area.Intersects(ta)) return coa;
00430 }
00431
00432 return NULL;
00433 }
00434
00435 static CommandCost ClearTile_Object(TileIndex tile, DoCommandFlag flags)
00436 {
00437 ObjectType type = GetObjectType(tile);
00438 const ObjectSpec *spec = ObjectSpec::Get(type);
00439
00440
00441 Object *o = Object::GetByTile(tile);
00442 TileArea ta = o->location;
00443
00444 CommandCost cost(EXPENSES_CONSTRUCTION, spec->GetClearCost() * ta.w * ta.h / 5);
00445 if (spec->flags & OBJECT_FLAG_CLEAR_INCOME) cost.MultiplyCost(-1);
00446
00447
00448 if (_current_company != OWNER_WATER) {
00449 if ((flags & DC_NO_WATER) && IsTileOnWater(tile)) {
00450
00451 return_cmd_error(STR_ERROR_CAN_T_BUILD_ON_WATER);
00452 } else if (!(spec->flags & OBJECT_FLAG_AUTOREMOVE) && (flags & DC_AUTO)) {
00453
00454 return_cmd_error(type == OBJECT_HQ ? STR_ERROR_COMPANY_HEADQUARTERS_IN : STR_ERROR_OBJECT_IN_THE_WAY);
00455 } else if (_game_mode == GM_EDITOR) {
00456
00457 } else if (GetTileOwner(tile) == OWNER_NONE) {
00458
00459 if (!_cheats.magic_bulldozer.value) return CMD_ERROR;
00460 } else if (CheckTileOwnership(tile).Failed()) {
00461
00462 return_cmd_error(STR_ERROR_OWNED_BY);
00463 } else if ((spec->flags & OBJECT_FLAG_CANNOT_REMOVE) != 0 && (spec->flags & OBJECT_FLAG_AUTOREMOVE) == 0) {
00464
00465 if (!_cheats.magic_bulldozer.value) return CMD_ERROR;
00466
00467
00468 cost.MultiplyCost(25);
00469 }
00470 } else if ((spec->flags & (OBJECT_FLAG_BUILT_ON_WATER | OBJECT_FLAG_NOT_ON_LAND)) != 0) {
00471
00472 return CMD_ERROR;
00473 }
00474
00475 switch (type) {
00476 case OBJECT_HQ: {
00477 Company *c = Company::Get(GetTileOwner(tile));
00478 if (flags & DC_EXEC) {
00479 c->location_of_HQ = INVALID_TILE;
00480 SetWindowDirty(WC_COMPANY, c->index);
00481 CargoPacket::InvalidateAllFrom(ST_HEADQUARTERS, c->index);
00482 }
00483
00484
00485 cost = CommandCost(EXPENSES_PROPERTY, CalculateCompanyValue(c) / 100);
00486 break;
00487 }
00488
00489 case OBJECT_STATUE:
00490 if (flags & DC_EXEC) {
00491 Town *town = o->town;
00492 ClrBit(town->statues, GetTileOwner(tile));
00493 SetWindowDirty(WC_TOWN_AUTHORITY, town->index);
00494 }
00495 break;
00496
00497 default:
00498 break;
00499 }
00500
00501 ClearedObjectArea *cleared_area = _cleared_object_areas.Append();
00502 cleared_area->first_tile = tile;
00503 cleared_area->area = ta;
00504
00505 if (flags & DC_EXEC) ReallyClearObjectTile(o);
00506
00507 return cost;
00508 }
00509
00510 static void AddAcceptedCargo_Object(TileIndex tile, CargoArray &acceptance, uint32 *always_accepted)
00511 {
00512 if (!IsCompanyHQ(tile)) return;
00513
00514
00515
00516
00517
00518 uint level = GetCompanyHQSize(tile) + 1;
00519
00520
00521
00522 acceptance[CT_PASSENGERS] += max(1U, level);
00523 SetBit(*always_accepted, CT_PASSENGERS);
00524
00525
00526
00527
00528
00529 acceptance[CT_MAIL] += max(1U, level / 2);
00530 SetBit(*always_accepted, CT_MAIL);
00531 }
00532
00533
00534 static void GetTileDesc_Object(TileIndex tile, TileDesc *td)
00535 {
00536 const ObjectSpec *spec = ObjectSpec::GetByTile(tile);
00537 td->str = spec->name;
00538 td->owner[0] = GetTileOwner(tile);
00539 td->build_date = Object::GetByTile(tile)->build_date;
00540
00541 if (spec->grf_prop.grffile != NULL) {
00542 td->grf = GetGRFConfig(spec->grf_prop.grffile->grfid)->GetName();
00543 }
00544 }
00545
00546 static void TileLoop_Object(TileIndex tile)
00547 {
00548 const ObjectSpec *spec = ObjectSpec::GetByTile(tile);
00549 if (spec->flags & OBJECT_FLAG_ANIMATION) {
00550 const Object *o = Object::GetByTile(tile);
00551 TriggerObjectTileAnimation(o, tile, OAT_TILELOOP, spec);
00552 if (o->location.tile == tile) TriggerObjectAnimation(o, OAT_256_TICKS, spec);
00553 }
00554
00555 if (IsTileOnWater(tile)) TileLoop_Water(tile);
00556
00557 if (!IsCompanyHQ(tile)) return;
00558
00559
00560
00561
00562
00563 uint level = GetCompanyHQSize(tile) + 1;
00564 assert(level < 6);
00565
00566 StationFinder stations(TileArea(tile, 2, 2));
00567
00568 uint r = Random();
00569
00570 if (GB(r, 0, 8) < (256 / 4 / (6 - level))) {
00571 uint amt = GB(r, 0, 8) / 8 / 4 + 1;
00572 if (EconomyIsInRecession()) amt = (amt + 1) >> 1;
00573 MoveGoodsToStation(CT_PASSENGERS, amt, ST_HEADQUARTERS, GetTileOwner(tile), stations.GetStations());
00574 }
00575
00576
00577
00578
00579 if (GB(r, 8, 8) < (196 / 4 / (6 - level))) {
00580 uint amt = GB(r, 8, 8) / 8 / 4 + 1;
00581 if (EconomyIsInRecession()) amt = (amt + 1) >> 1;
00582 MoveGoodsToStation(CT_MAIL, amt, ST_HEADQUARTERS, GetTileOwner(tile), stations.GetStations());
00583 }
00584 }
00585
00586
00587 static TrackStatus GetTileTrackStatus_Object(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
00588 {
00589 return 0;
00590 }
00591
00592 static bool ClickTile_Object(TileIndex tile)
00593 {
00594 if (!IsCompanyHQ(tile)) return false;
00595
00596 ShowCompany(GetTileOwner(tile));
00597 return true;
00598 }
00599
00600 static void AnimateTile_Object(TileIndex tile)
00601 {
00602 AnimateNewObjectTile(tile);
00603 }
00604
00611 static bool HasTransmitter(TileIndex tile, void *user)
00612 {
00613 return IsTransmitterTile(tile);
00614 }
00615
00616 void GenerateObjects()
00617 {
00618 if (_settings_game.game_creation.landscape == LT_TOYLAND) return;
00619
00620
00621 int radiotower_to_build = ScaleByMapSize(15);
00622 int lighthouses_to_build = _settings_game.game_creation.landscape == LT_TROPIC ? 0 : ScaleByMapSize1D((Random() & 3) + 7);
00623
00624
00625 if (_settings_game.construction.freeform_edges && lighthouses_to_build != 0) {
00626 uint num_water_tiles = 0;
00627 for (uint x = 0; x < MapMaxX(); x++) {
00628 if (IsTileType(TileXY(x, 1), MP_WATER)) num_water_tiles++;
00629 if (IsTileType(TileXY(x, MapMaxY() - 1), MP_WATER)) num_water_tiles++;
00630 }
00631 for (uint y = 1; y < MapMaxY() - 1; y++) {
00632 if (IsTileType(TileXY(1, y), MP_WATER)) num_water_tiles++;
00633 if (IsTileType(TileXY(MapMaxX() - 1, y), MP_WATER)) num_water_tiles++;
00634 }
00635
00636
00637 lighthouses_to_build = lighthouses_to_build * num_water_tiles / (2 * MapMaxY() + 2 * MapMaxX() - 6);
00638 }
00639
00640 SetGeneratingWorldProgress(GWP_OBJECT, radiotower_to_build + lighthouses_to_build);
00641
00642 for (uint i = ScaleByMapSize(1000); i != 0 && Object::CanAllocateItem(); i--) {
00643 TileIndex tile = RandomTile();
00644
00645 uint h;
00646 if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h >= TILE_HEIGHT * 4 && !IsBridgeAbove(tile)) {
00647 TileIndex t = tile;
00648 if (CircularTileSearch(&t, 9, HasTransmitter, NULL)) continue;
00649
00650 BuildObject(OBJECT_TRANSMITTER, tile);
00651 IncreaseGeneratingWorldProgress(GWP_OBJECT);
00652 if (--radiotower_to_build == 0) break;
00653 }
00654 }
00655
00656
00657 uint maxx = MapMaxX();
00658 uint maxy = MapMaxY();
00659 for (int loop_count = 0; loop_count < 1000 && lighthouses_to_build != 0 && Object::CanAllocateItem(); loop_count++) {
00660 uint r = Random();
00661
00662
00663 int perimeter = (GB(r, 16, 16) % (2 * (maxx + maxy))) - maxy;
00664 DiagDirection dir;
00665 for (dir = DIAGDIR_NE; perimeter > 0; dir++) {
00666 perimeter -= (DiagDirToAxis(dir) == AXIS_X) ? maxx : maxy;
00667 }
00668
00669 TileIndex tile;
00670 switch (dir) {
00671 default:
00672 case DIAGDIR_NE: tile = TileXY(maxx - 1, r % maxy); break;
00673 case DIAGDIR_SE: tile = TileXY(r % maxx, 1); break;
00674 case DIAGDIR_SW: tile = TileXY(1, r % maxy); break;
00675 case DIAGDIR_NW: tile = TileXY(r % maxx, maxy - 1); break;
00676 }
00677
00678
00679 if (!IsTileType(tile, MP_WATER)) continue;
00680
00681 for (int j = 0; j < 19; j++) {
00682 uint h;
00683 if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h <= TILE_HEIGHT * 2 && !IsBridgeAbove(tile)) {
00684 BuildObject(OBJECT_LIGHTHOUSE, tile);
00685 IncreaseGeneratingWorldProgress(GWP_OBJECT);
00686 lighthouses_to_build--;
00687 assert(tile < MapSize());
00688 break;
00689 }
00690 tile = AddTileIndexDiffCWrap(tile, TileIndexDiffCByDiagDir(dir));
00691 if (tile == INVALID_TILE) break;
00692 }
00693 }
00694 }
00695
00696 static void ChangeTileOwner_Object(TileIndex tile, Owner old_owner, Owner new_owner)
00697 {
00698 if (!IsTileOwner(tile, old_owner)) return;
00699
00700 if (IsOwnedLand(tile) && new_owner != INVALID_OWNER) {
00701 SetTileOwner(tile, new_owner);
00702 } else if (IsStatueTile(tile)) {
00703 Town *t = Object::GetByTile(tile)->town;
00704 ClrBit(t->statues, old_owner);
00705 if (new_owner != INVALID_OWNER && !HasBit(t->statues, new_owner)) {
00706
00707 SetBit(t->statues, new_owner);
00708 SetTileOwner(tile, new_owner);
00709 } else {
00710 ReallyClearObjectTile(Object::GetByTile(tile));
00711 }
00712
00713 SetWindowDirty(WC_TOWN_AUTHORITY, t->index);
00714 } else {
00715 ReallyClearObjectTile(Object::GetByTile(tile));
00716 }
00717 }
00718
00719 static CommandCost TerraformTile_Object(TileIndex tile, DoCommandFlag flags, uint z_new, Slope tileh_new)
00720 {
00721 ObjectType type = GetObjectType(tile);
00722
00723 if (type == OBJECT_OWNED_LAND) {
00724
00725 CommandCost ret = CheckTileOwnership(tile);
00726 if (ret.Succeeded()) return CommandCost();
00727 } else if (AutoslopeEnabled() && type != OBJECT_TRANSMITTER && type != OBJECT_LIGHTHOUSE) {
00728
00729
00730
00731
00732
00733
00734 Slope tileh_old = GetTileSlope(tile, NULL);
00735
00736 if (!IsSteepSlope(tileh_old) && !IsSteepSlope(tileh_new) && (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new))) {
00737 const ObjectSpec *spec = ObjectSpec::Get(type);
00738
00739
00740 if (HasBit(spec->callback_mask, CBM_OBJ_AUTOSLOPE)) {
00741
00742 uint16 res = GetObjectCallback(CBID_OBJECT_AUTOSLOPE, 0, 0, spec, Object::GetByTile(tile), tile);
00743 if ((res == 0) || (res == CALLBACK_FAILED)) return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
00744 } else if (spec->enabled) {
00745
00746 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
00747 }
00748 }
00749 }
00750
00751 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00752 }
00753
00754 extern const TileTypeProcs _tile_type_object_procs = {
00755 DrawTile_Object,
00756 GetSlopeZ_Object,
00757 ClearTile_Object,
00758 AddAcceptedCargo_Object,
00759 GetTileDesc_Object,
00760 GetTileTrackStatus_Object,
00761 ClickTile_Object,
00762 AnimateTile_Object,
00763 TileLoop_Object,
00764 ChangeTileOwner_Object,
00765 NULL,
00766 NULL,
00767 GetFoundation_Object,
00768 TerraformTile_Object,
00769 };