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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 "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
00037 #include "table/strings.h"
00038 #include "table/object_land.h"
00039
00040 ObjectPool _object_pool("Object");
00041 INSTANTIATE_POOL_METHODS(Object)
00042 uint16 Object::counts[NUM_OBJECTS];
00043
00049 Object *Object::GetByTile(TileIndex tile)
00050 {
00051 return Object::Get(GetObjectIndex(tile));
00052 }
00053
00055 void InitializeObjects()
00056 {
00057 Object::ResetTypeCounts();
00058 }
00059
00070 void BuildObject(ObjectType type, TileIndex tile, CompanyID owner, Town *town, uint8 view)
00071 {
00072 const ObjectSpec *spec = ObjectSpec::Get(type);
00073
00074 TileArea ta(tile, GB(spec->size, HasBit(view, 0) ? 4 : 0, 4), GB(spec->size, HasBit(view, 0) ? 0 : 4, 4));
00075 Object *o = new Object();
00076 o->location = ta;
00077 o->town = town == NULL ? CalcClosestTownFromTile(tile) : town;
00078 o->build_date = _date;
00079 o->view = view;
00080
00081
00082
00083 if (owner == OWNER_NONE) {
00084 o->colour = Random();
00085 } else {
00086 const Livery *l = Company::Get(owner)->livery;
00087 o->colour = l->colour1 + l->colour2 * 16;
00088 }
00089
00090
00091 if ((spec->flags & OBJECT_FLAG_2CC_COLOUR) == 0) o->colour &= 0xF;
00092
00093 if (HasBit(spec->callback_mask, CBM_OBJ_COLOUR)) {
00094 uint16 res = GetObjectCallback(CBID_OBJECT_COLOUR, o->colour, 0, spec, o, tile);
00095 if (res != CALLBACK_FAILED) {
00096 if (res >= 0x100) ErrorUnknownCallbackResult(spec->grf_prop.grffile->grfid, CBID_OBJECT_COLOUR, res);
00097 o->colour = GB(res, 0, 8);
00098 }
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
00106 if (wc == WATER_CLASS_CANAL && owner != OWNER_NONE && (IsTileOwner(tile, OWNER_NONE) || IsTileOwner(tile, OWNER_WATER))) {
00107 Company::Get(owner)->infrastructure.water++;
00108 DirtyCompanyInfrastructureWindows(owner);
00109 }
00110 MakeObject(t, type, owner, o->index, wc, Random());
00111 MarkTileDirtyByTile(t);
00112 }
00113
00114 Object::IncTypeCount(type);
00115 if (spec->flags & OBJECT_FLAG_ANIMATION) TriggerObjectAnimation(o, OAT_BUILT, spec);
00116 }
00117
00122 static void IncreaseAnimationStage(TileIndex tile)
00123 {
00124 TileArea ta = Object::GetByTile(tile)->location;
00125 TILE_AREA_LOOP(t, ta) {
00126 SetAnimationFrame(t, GetAnimationFrame(t) + 1);
00127 MarkTileDirtyByTile(t);
00128 }
00129 }
00130
00132 #define GetCompanyHQSize GetAnimationFrame
00133
00134 #define IncreaseCompanyHQSize IncreaseAnimationStage
00135
00141 void UpdateCompanyHQ(TileIndex tile, uint score)
00142 {
00143 if (tile == INVALID_TILE) return;
00144
00145 byte val;
00146 (val = 0, score < 170) ||
00147 (val++, score < 350) ||
00148 (val++, score < 520) ||
00149 (val++, score < 720) ||
00150 (val++, true);
00151
00152 while (GetCompanyHQSize(tile) < val) {
00153 IncreaseCompanyHQSize(tile);
00154 }
00155 }
00156
00161 void UpdateObjectColours(const Company *c)
00162 {
00163 Object *obj;
00164 FOR_ALL_OBJECTS(obj) {
00165 Owner owner = GetTileOwner(obj->location.tile);
00166
00167 if (owner != c->index) continue;
00168
00169 const ObjectSpec *spec = ObjectSpec::GetByTile(obj->location.tile);
00170
00171 if (HasBit(spec->callback_mask, CBM_OBJ_COLOUR)) continue;
00172
00173 const Livery *l = c->livery;
00174 obj->colour = ((spec->flags & OBJECT_FLAG_2CC_COLOUR) ? (l->colour2 * 16) : 0) + l->colour1;
00175 }
00176 }
00177
00178 extern CommandCost CheckBuildableTile(TileIndex tile, uint invalid_dirs, int &allowed_z, bool allow_steep, bool check_bridge);
00179 static CommandCost ClearTile_Object(TileIndex tile, DoCommandFlag flags);
00180
00190 CommandCost CmdBuildObject(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00191 {
00192 CommandCost cost(EXPENSES_PROPERTY);
00193
00194 ObjectType type = (ObjectType)GB(p1, 0, 8);
00195 uint8 view = GB(p2, 0, 2);
00196 const ObjectSpec *spec = ObjectSpec::Get(type);
00197 if (!spec->IsAvailable()) return CMD_ERROR;
00198
00199 if (spec->flags & OBJECT_FLAG_ONLY_IN_SCENEDIT && (_game_mode != GM_EDITOR || _current_company != OWNER_NONE)) return CMD_ERROR;
00200 if (spec->flags & OBJECT_FLAG_ONLY_IN_GAME && (_game_mode != GM_NORMAL || _current_company > MAX_COMPANIES)) return CMD_ERROR;
00201 if (view >= spec->views) return CMD_ERROR;
00202
00203 if (!Object::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_OBJECTS);
00204 if (Town::GetNumItems() == 0) return_cmd_error(STR_ERROR_MUST_FOUND_TOWN_FIRST);
00205
00206 int size_x = GB(spec->size, HasBit(view, 0) ? 4 : 0, 4);
00207 int size_y = GB(spec->size, HasBit(view, 0) ? 0 : 4, 4);
00208 TileArea ta(tile, size_x, size_y);
00209
00210 if (type == OBJECT_OWNED_LAND) {
00211
00212 cost.AddCost(DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR));
00213 } else {
00214
00215
00216
00217 bool allow_water = (spec->flags & (OBJECT_FLAG_BUILT_ON_WATER | OBJECT_FLAG_NOT_ON_LAND)) != 0;
00218 bool allow_ground = (spec->flags & OBJECT_FLAG_NOT_ON_LAND) == 0;
00219 TILE_AREA_LOOP(t, ta) {
00220 if (HasTileWaterGround(t)) {
00221 if (!allow_water) return_cmd_error(STR_ERROR_CAN_T_BUILD_ON_WATER);
00222 if (!IsWaterTile(t)) {
00223
00224
00225 cost.AddCost(DoCommand(t, 0, 0, flags & ~DC_NO_WATER & ~DC_EXEC, CMD_LANDSCAPE_CLEAR));
00226 } else {
00227
00228 Owner o = GetTileOwner(t);
00229 if (o != OWNER_NONE && o != OWNER_WATER) cost.AddCost(CheckOwnership(o, t));
00230 }
00231 } else {
00232 if (!allow_ground) return_cmd_error(STR_ERROR_MUST_BE_BUILT_ON_WATER);
00233
00234 cost.AddCost(DoCommand(t, 0, 0, flags & ~DC_EXEC, CMD_LANDSCAPE_CLEAR));
00235 }
00236 }
00237
00238
00239 int allowed_z;
00240 if (GetTileSlope(tile, &allowed_z) != SLOPE_FLAT) allowed_z++;
00241
00242 TILE_AREA_LOOP(t, ta) {
00243 uint16 callback = CALLBACK_FAILED;
00244 if (HasBit(spec->callback_mask, CBM_OBJ_SLOPE_CHECK)) {
00245 TileIndex diff = t - tile;
00246 callback = GetObjectCallback(CBID_OBJECT_LAND_SLOPE_CHECK, GetTileSlope(t), TileY(diff) << 4 | TileX(diff), spec, NULL, t, view);
00247 }
00248
00249 if (callback == CALLBACK_FAILED) {
00250 cost.AddCost(CheckBuildableTile(t, 0, allowed_z, false, false));
00251 } else {
00252
00253 if (spec->grf_prop.grffile->grf_version < 8) ToggleBit(callback, 10);
00254 CommandCost ret = GetErrorMessageFromLocationCallbackResult(callback, spec->grf_prop.grffile->grfid, STR_ERROR_LAND_SLOPED_IN_WRONG_DIRECTION);
00255 if (ret.Failed()) return ret;
00256 }
00257 }
00258
00259 if (flags & DC_EXEC) {
00260
00261
00262 TILE_AREA_LOOP(t, ta) {
00263 if (HasTileWaterGround(t)) {
00264 if (!IsWaterTile(t)) {
00265 DoCommand(t, 0, 0, (flags & ~DC_NO_WATER) | DC_NO_MODIFY_TOWN_RATING, CMD_LANDSCAPE_CLEAR);
00266 }
00267 } else {
00268 DoCommand(t, 0, 0, flags | DC_NO_MODIFY_TOWN_RATING, CMD_LANDSCAPE_CLEAR);
00269 }
00270 }
00271 }
00272 }
00273 if (cost.Failed()) return cost;
00274
00275
00276 TILE_AREA_LOOP(t, ta) {
00277 if (MayHaveBridgeAbove(t) && IsBridgeAbove(t) && (
00278 !(spec->flags & OBJECT_FLAG_ALLOW_UNDER_BRIDGE) ||
00279 (GetTileMaxZ(t) + spec->height >= GetBridgeHeight(GetSouthernBridgeEnd(t))))) {
00280 return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
00281 }
00282 }
00283
00284 int hq_score = 0;
00285 switch (type) {
00286 case OBJECT_TRANSMITTER:
00287 case OBJECT_LIGHTHOUSE:
00288 if (GetTileSlope(tile) != SLOPE_FLAT) return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
00289 break;
00290
00291 case OBJECT_OWNED_LAND:
00292 if (IsTileType(tile, MP_OBJECT) &&
00293 IsTileOwner(tile, _current_company) &&
00294 IsOwnedLand(tile)) {
00295 return_cmd_error(STR_ERROR_YOU_ALREADY_OWN_IT);
00296 }
00297 break;
00298
00299 case OBJECT_HQ: {
00300 Company *c = Company::Get(_current_company);
00301 if (c->location_of_HQ != INVALID_TILE) {
00302
00303 _current_company = OWNER_WATER;
00304 cost.AddCost(ClearTile_Object(c->location_of_HQ, flags));
00305 _current_company = c->index;
00306 }
00307
00308 if (flags & DC_EXEC) {
00309 hq_score = UpdateCompanyRatingAndValue(c, false);
00310 c->location_of_HQ = tile;
00311 SetWindowDirty(WC_COMPANY, c->index);
00312 }
00313 break;
00314 }
00315
00316 case OBJECT_STATUE:
00317
00318 return CMD_ERROR;
00319
00320 default:
00321 break;
00322 }
00323
00324 if (flags & DC_EXEC) {
00325 BuildObject(type, tile, _current_company, NULL, view);
00326
00327
00328 if (type == OBJECT_HQ) UpdateCompanyHQ(tile, hq_score);
00329 }
00330
00331 cost.AddCost(ObjectSpec::Get(type)->GetBuildCost() * size_x * size_y);
00332 return cost;
00333 }
00334
00335
00336 static Foundation GetFoundation_Object(TileIndex tile, Slope tileh);
00337
00338 static void DrawTile_Object(TileInfo *ti)
00339 {
00340 ObjectType type = GetObjectType(ti->tile);
00341 const ObjectSpec *spec = ObjectSpec::Get(type);
00342
00343
00344 if (!spec->enabled) type = OBJECT_TRANSMITTER;
00345
00346 if ((spec->flags & OBJECT_FLAG_HAS_NO_FOUNDATION) == 0) DrawFoundation(ti, GetFoundation_Object(ti->tile, ti->tileh));
00347
00348 if (type < NEW_OBJECT_OFFSET) {
00349 const DrawTileSprites *dts = NULL;
00350 Owner to = GetTileOwner(ti->tile);
00351 PaletteID palette = to == OWNER_NONE ? PAL_NONE : COMPANY_SPRITE_COLOUR(to);
00352
00353 if (type == OBJECT_HQ) {
00354 TileIndex diff = ti->tile - Object::GetByTile(ti->tile)->location.tile;
00355 dts = &_object_hq[GetCompanyHQSize(ti->tile) << 2 | TileY(diff) << 1 | TileX(diff)];
00356 } else {
00357 dts = &_objects[type];
00358 }
00359
00360 if (spec->flags & OBJECT_FLAG_HAS_NO_FOUNDATION) {
00361
00362
00363 switch (dts->ground.sprite) {
00364 case SPR_FLAT_BARE_LAND: DrawClearLandTile(ti, 0); break;
00365 case SPR_FLAT_1_THIRD_GRASS_TILE: DrawClearLandTile(ti, 1); break;
00366 case SPR_FLAT_2_THIRD_GRASS_TILE: DrawClearLandTile(ti, 2); break;
00367 case SPR_FLAT_GRASS_TILE: DrawClearLandTile(ti, 3); break;
00368 default: DrawGroundSprite(dts->ground.sprite, palette); break;
00369 }
00370 } else {
00371 DrawGroundSprite(dts->ground.sprite, palette);
00372 }
00373
00374 if (!IsInvisibilitySet(TO_STRUCTURES)) {
00375 const DrawTileSeqStruct *dtss;
00376 foreach_draw_tile_seq(dtss, dts->seq) {
00377 AddSortableSpriteToDraw(
00378 dtss->image.sprite, palette,
00379 ti->x + dtss->delta_x, ti->y + dtss->delta_y,
00380 dtss->size_x, dtss->size_y,
00381 dtss->size_z, ti->z + dtss->delta_z,
00382 IsTransparencySet(TO_STRUCTURES)
00383 );
00384 }
00385 }
00386 } else {
00387 DrawNewObjectTile(ti, spec);
00388 }
00389
00390 if (spec->flags & OBJECT_FLAG_ALLOW_UNDER_BRIDGE) DrawBridgeMiddle(ti);
00391 }
00392
00393 static int GetSlopePixelZ_Object(TileIndex tile, uint x, uint y)
00394 {
00395 if (IsOwnedLand(tile)) {
00396 int z;
00397 Slope tileh = GetTilePixelSlope(tile, &z);
00398
00399 return z + GetPartialPixelZ(x & 0xF, y & 0xF, tileh);
00400 } else {
00401 return GetTileMaxPixelZ(tile);
00402 }
00403 }
00404
00405 static Foundation GetFoundation_Object(TileIndex tile, Slope tileh)
00406 {
00407 return IsOwnedLand(tile) ? FOUNDATION_NONE : FlatteningFoundation(tileh);
00408 }
00409
00414 static void ReallyClearObjectTile(Object *o)
00415 {
00416 Object::DecTypeCount(GetObjectType(o->location.tile));
00417 TILE_AREA_LOOP(tile_cur, o->location) {
00418 DeleteNewGRFInspectWindow(GSF_OBJECTS, tile_cur);
00419
00420 MakeWaterKeepingClass(tile_cur, GetTileOwner(tile_cur));
00421 }
00422 delete o;
00423 }
00424
00425 SmallVector<ClearedObjectArea, 4> _cleared_object_areas;
00426
00432 ClearedObjectArea *FindClearedObject(TileIndex tile)
00433 {
00434 TileArea ta = TileArea(tile, 1, 1);
00435
00436 const ClearedObjectArea *end = _cleared_object_areas.End();
00437 for (ClearedObjectArea *coa = _cleared_object_areas.Begin(); coa != end; coa++) {
00438 if (coa->area.Intersects(ta)) return coa;
00439 }
00440
00441 return NULL;
00442 }
00443
00444 static CommandCost ClearTile_Object(TileIndex tile, DoCommandFlag flags)
00445 {
00446 ObjectType type = GetObjectType(tile);
00447 const ObjectSpec *spec = ObjectSpec::Get(type);
00448
00449
00450 Object *o = Object::GetByTile(tile);
00451 TileArea ta = o->location;
00452
00453 CommandCost cost(EXPENSES_CONSTRUCTION, spec->GetClearCost() * ta.w * ta.h / 5);
00454 if (spec->flags & OBJECT_FLAG_CLEAR_INCOME) cost.MultiplyCost(-1);
00455
00456
00457 if (_current_company != OWNER_WATER) {
00458 if ((flags & DC_NO_WATER) && IsTileOnWater(tile)) {
00459
00460 return_cmd_error(STR_ERROR_CAN_T_BUILD_ON_WATER);
00461 } else if (!(spec->flags & OBJECT_FLAG_AUTOREMOVE) && (flags & DC_AUTO)) {
00462
00463 return_cmd_error(type == OBJECT_HQ ? STR_ERROR_COMPANY_HEADQUARTERS_IN : STR_ERROR_OBJECT_IN_THE_WAY);
00464 } else if (_game_mode == GM_EDITOR) {
00465
00466 } else if (GetTileOwner(tile) == OWNER_NONE) {
00467
00468 if (!_cheats.magic_bulldozer.value) return CMD_ERROR;
00469 } else if (CheckTileOwnership(tile).Failed()) {
00470
00471 return_cmd_error(STR_ERROR_OWNED_BY);
00472 } else if ((spec->flags & OBJECT_FLAG_CANNOT_REMOVE) != 0 && (spec->flags & OBJECT_FLAG_AUTOREMOVE) == 0) {
00473
00474 if (!_cheats.magic_bulldozer.value) return CMD_ERROR;
00475
00476
00477 cost.MultiplyCost(25);
00478 }
00479 } else if ((spec->flags & (OBJECT_FLAG_BUILT_ON_WATER | OBJECT_FLAG_NOT_ON_LAND)) != 0) {
00480
00481 return CMD_ERROR;
00482 }
00483
00484 switch (type) {
00485 case OBJECT_HQ: {
00486 Company *c = Company::Get(GetTileOwner(tile));
00487 if (flags & DC_EXEC) {
00488 c->location_of_HQ = INVALID_TILE;
00489 SetWindowDirty(WC_COMPANY, c->index);
00490 CargoPacket::InvalidateAllFrom(ST_HEADQUARTERS, c->index);
00491 }
00492
00493
00494 cost = CommandCost(EXPENSES_PROPERTY, CalculateCompanyValue(c) / 100);
00495 break;
00496 }
00497
00498 case OBJECT_STATUE:
00499 if (flags & DC_EXEC) {
00500 Town *town = o->town;
00501 ClrBit(town->statues, GetTileOwner(tile));
00502 SetWindowDirty(WC_TOWN_AUTHORITY, town->index);
00503 }
00504 break;
00505
00506 default:
00507 break;
00508 }
00509
00510 ClearedObjectArea *cleared_area = _cleared_object_areas.Append();
00511 cleared_area->first_tile = tile;
00512 cleared_area->area = ta;
00513
00514 if (flags & DC_EXEC) ReallyClearObjectTile(o);
00515
00516 return cost;
00517 }
00518
00519 static void AddAcceptedCargo_Object(TileIndex tile, CargoArray &acceptance, uint32 *always_accepted)
00520 {
00521 if (!IsCompanyHQ(tile)) return;
00522
00523
00524
00525
00526
00527 uint level = GetCompanyHQSize(tile) + 1;
00528
00529
00530
00531 acceptance[CT_PASSENGERS] += max(1U, level);
00532 SetBit(*always_accepted, CT_PASSENGERS);
00533
00534
00535
00536
00537
00538 acceptance[CT_MAIL] += max(1U, level / 2);
00539 SetBit(*always_accepted, CT_MAIL);
00540 }
00541
00542
00543 static void GetTileDesc_Object(TileIndex tile, TileDesc *td)
00544 {
00545 const ObjectSpec *spec = ObjectSpec::GetByTile(tile);
00546 td->str = spec->name;
00547 td->owner[0] = GetTileOwner(tile);
00548 td->build_date = Object::GetByTile(tile)->build_date;
00549
00550 if (spec->grf_prop.grffile != NULL) {
00551 td->grf = GetGRFConfig(spec->grf_prop.grffile->grfid)->GetName();
00552 }
00553 }
00554
00555 static void TileLoop_Object(TileIndex tile)
00556 {
00557 const ObjectSpec *spec = ObjectSpec::GetByTile(tile);
00558 if (spec->flags & OBJECT_FLAG_ANIMATION) {
00559 Object *o = Object::GetByTile(tile);
00560 TriggerObjectTileAnimation(o, tile, OAT_TILELOOP, spec);
00561 if (o->location.tile == tile) TriggerObjectAnimation(o, OAT_256_TICKS, spec);
00562 }
00563
00564 if (IsTileOnWater(tile)) TileLoop_Water(tile);
00565
00566 if (!IsCompanyHQ(tile)) return;
00567
00568
00569
00570
00571
00572 uint level = GetCompanyHQSize(tile) + 1;
00573 assert(level < 6);
00574
00575 StationFinder stations(TileArea(tile, 2, 2));
00576
00577 uint r = Random();
00578
00579 if (GB(r, 0, 8) < (256 / 4 / (6 - level))) {
00580 uint amt = GB(r, 0, 8) / 8 / 4 + 1;
00581 if (EconomyIsInRecession()) amt = (amt + 1) >> 1;
00582 MoveGoodsToStation(CT_PASSENGERS, amt, ST_HEADQUARTERS, GetTileOwner(tile), stations.GetStations());
00583 }
00584
00585
00586
00587
00588 if (GB(r, 8, 8) < (196 / 4 / (6 - level))) {
00589 uint amt = GB(r, 8, 8) / 8 / 4 + 1;
00590 if (EconomyIsInRecession()) amt = (amt + 1) >> 1;
00591 MoveGoodsToStation(CT_MAIL, amt, ST_HEADQUARTERS, GetTileOwner(tile), stations.GetStations());
00592 }
00593 }
00594
00595
00596 static TrackStatus GetTileTrackStatus_Object(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
00597 {
00598 return 0;
00599 }
00600
00601 static bool ClickTile_Object(TileIndex tile)
00602 {
00603 if (!IsCompanyHQ(tile)) return false;
00604
00605 ShowCompany(GetTileOwner(tile));
00606 return true;
00607 }
00608
00609 static void AnimateTile_Object(TileIndex tile)
00610 {
00611 AnimateNewObjectTile(tile);
00612 }
00613
00620 static bool HasTransmitter(TileIndex tile, void *user)
00621 {
00622 return IsTransmitterTile(tile);
00623 }
00624
00625 void GenerateObjects()
00626 {
00627 if (_settings_game.game_creation.landscape == LT_TOYLAND) return;
00628
00629
00630 int radiotower_to_build = ScaleByMapSize(15);
00631 int lighthouses_to_build = _settings_game.game_creation.landscape == LT_TROPIC ? 0 : ScaleByMapSize1D((Random() & 3) + 7);
00632
00633
00634 if (_settings_game.construction.freeform_edges && lighthouses_to_build != 0) {
00635 uint num_water_tiles = 0;
00636 for (uint x = 0; x < MapMaxX(); x++) {
00637 if (IsTileType(TileXY(x, 1), MP_WATER)) num_water_tiles++;
00638 if (IsTileType(TileXY(x, MapMaxY() - 1), MP_WATER)) num_water_tiles++;
00639 }
00640 for (uint y = 1; y < MapMaxY() - 1; y++) {
00641 if (IsTileType(TileXY(1, y), MP_WATER)) num_water_tiles++;
00642 if (IsTileType(TileXY(MapMaxX() - 1, y), MP_WATER)) num_water_tiles++;
00643 }
00644
00645
00646 lighthouses_to_build = lighthouses_to_build * num_water_tiles / (2 * MapMaxY() + 2 * MapMaxX() - 6);
00647 }
00648
00649 SetGeneratingWorldProgress(GWP_OBJECT, radiotower_to_build + lighthouses_to_build);
00650
00651 for (uint i = ScaleByMapSize(1000); i != 0 && Object::CanAllocateItem(); i--) {
00652 TileIndex tile = RandomTile();
00653
00654 int h;
00655 if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h >= 4 && !IsBridgeAbove(tile)) {
00656 TileIndex t = tile;
00657 if (CircularTileSearch(&t, 9, HasTransmitter, NULL)) continue;
00658
00659 BuildObject(OBJECT_TRANSMITTER, tile);
00660 IncreaseGeneratingWorldProgress(GWP_OBJECT);
00661 if (--radiotower_to_build == 0) break;
00662 }
00663 }
00664
00665
00666 uint maxx = MapMaxX();
00667 uint maxy = MapMaxY();
00668 for (int loop_count = 0; loop_count < 1000 && lighthouses_to_build != 0 && Object::CanAllocateItem(); loop_count++) {
00669 uint r = Random();
00670
00671
00672 int perimeter = (GB(r, 16, 16) % (2 * (maxx + maxy))) - maxy;
00673 DiagDirection dir;
00674 for (dir = DIAGDIR_NE; perimeter > 0; dir++) {
00675 perimeter -= (DiagDirToAxis(dir) == AXIS_X) ? maxx : maxy;
00676 }
00677
00678 TileIndex tile;
00679 switch (dir) {
00680 default:
00681 case DIAGDIR_NE: tile = TileXY(maxx - 1, r % maxy); break;
00682 case DIAGDIR_SE: tile = TileXY(r % maxx, 1); break;
00683 case DIAGDIR_SW: tile = TileXY(1, r % maxy); break;
00684 case DIAGDIR_NW: tile = TileXY(r % maxx, maxy - 1); break;
00685 }
00686
00687
00688 if (!IsTileType(tile, MP_WATER)) continue;
00689
00690 for (int j = 0; j < 19; j++) {
00691 int h;
00692 if (IsTileType(tile, MP_CLEAR) && GetTileSlope(tile, &h) == SLOPE_FLAT && h <= 2 && !IsBridgeAbove(tile)) {
00693 BuildObject(OBJECT_LIGHTHOUSE, tile);
00694 IncreaseGeneratingWorldProgress(GWP_OBJECT);
00695 lighthouses_to_build--;
00696 assert(tile < MapSize());
00697 break;
00698 }
00699 tile += TileOffsByDiagDir(dir);
00700 if (!IsValidTile(tile)) break;
00701 }
00702 }
00703 }
00704
00705 static void ChangeTileOwner_Object(TileIndex tile, Owner old_owner, Owner new_owner)
00706 {
00707 if (!IsTileOwner(tile, old_owner)) return;
00708
00709 if (IsOwnedLand(tile) && new_owner != INVALID_OWNER) {
00710 SetTileOwner(tile, new_owner);
00711 } else if (IsStatueTile(tile)) {
00712 Town *t = Object::GetByTile(tile)->town;
00713 ClrBit(t->statues, old_owner);
00714 if (new_owner != INVALID_OWNER && !HasBit(t->statues, new_owner)) {
00715
00716 SetBit(t->statues, new_owner);
00717 SetTileOwner(tile, new_owner);
00718 } else {
00719 ReallyClearObjectTile(Object::GetByTile(tile));
00720 }
00721
00722 SetWindowDirty(WC_TOWN_AUTHORITY, t->index);
00723 } else {
00724 ReallyClearObjectTile(Object::GetByTile(tile));
00725 }
00726 }
00727
00728 static CommandCost TerraformTile_Object(TileIndex tile, DoCommandFlag flags, int z_new, Slope tileh_new)
00729 {
00730 ObjectType type = GetObjectType(tile);
00731
00732 if (type == OBJECT_OWNED_LAND) {
00733
00734 CommandCost ret = CheckTileOwnership(tile);
00735 if (ret.Succeeded()) return CommandCost();
00736 } else if (AutoslopeEnabled() && type != OBJECT_TRANSMITTER && type != OBJECT_LIGHTHOUSE) {
00737
00738
00739
00740
00741
00742
00743 Slope tileh_old = GetTileSlope(tile);
00744
00745 if (!IsSteepSlope(tileh_old) && !IsSteepSlope(tileh_new) && (GetTileMaxZ(tile) == z_new + GetSlopeMaxZ(tileh_new))) {
00746 const ObjectSpec *spec = ObjectSpec::Get(type);
00747
00748
00749 if (HasBit(spec->callback_mask, CBM_OBJ_AUTOSLOPE)) {
00750
00751 uint16 res = GetObjectCallback(CBID_OBJECT_AUTOSLOPE, 0, 0, spec, Object::GetByTile(tile), tile);
00752 if (res == CALLBACK_FAILED || !ConvertBooleanCallback(spec->grf_prop.grffile, CBID_OBJECT_AUTOSLOPE, res)) return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
00753 } else if (spec->enabled) {
00754
00755 return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_FOUNDATION]);
00756 }
00757 }
00758 }
00759
00760 return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
00761 }
00762
00763 extern const TileTypeProcs _tile_type_object_procs = {
00764 DrawTile_Object,
00765 GetSlopePixelZ_Object,
00766 ClearTile_Object,
00767 AddAcceptedCargo_Object,
00768 GetTileDesc_Object,
00769 GetTileTrackStatus_Object,
00770 ClickTile_Object,
00771 AnimateTile_Object,
00772 TileLoop_Object,
00773 ChangeTileOwner_Object,
00774 NULL,
00775 NULL,
00776 GetFoundation_Object,
00777 TerraformTile_Object,
00778 };