OpenTTD Source  1.11.0-beta2
water_cmd.cpp
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1 /*
2  * This file is part of OpenTTD.
3  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
4  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
5  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
6  */
7 
10 #include "stdafx.h"
11 #include "cmd_helper.h"
12 #include "landscape.h"
13 #include "viewport_func.h"
14 #include "command_func.h"
15 #include "town.h"
16 #include "news_func.h"
17 #include "depot_base.h"
18 #include "depot_func.h"
19 #include "water.h"
20 #include "industry_map.h"
21 #include "newgrf_canal.h"
22 #include "strings_func.h"
23 #include "vehicle_func.h"
24 #include "sound_func.h"
25 #include "company_func.h"
26 #include "clear_map.h"
27 #include "tree_map.h"
28 #include "aircraft.h"
29 #include "effectvehicle_func.h"
30 #include "tunnelbridge_map.h"
31 #include "station_base.h"
32 #include "ai/ai.hpp"
33 #include "game/game.hpp"
34 #include "core/random_func.hpp"
35 #include "core/backup_type.hpp"
36 #include "date_func.h"
37 #include "company_base.h"
38 #include "company_gui.h"
39 #include "newgrf_generic.h"
40 #include "industry.h"
41 
42 #include "table/strings.h"
43 
44 #include "safeguards.h"
45 
49 static const uint8 _flood_from_dirs[] = {
50  (1 << DIR_NW) | (1 << DIR_SW) | (1 << DIR_SE) | (1 << DIR_NE), // SLOPE_FLAT
51  (1 << DIR_NE) | (1 << DIR_SE), // SLOPE_W
52  (1 << DIR_NW) | (1 << DIR_NE), // SLOPE_S
53  (1 << DIR_NE), // SLOPE_SW
54  (1 << DIR_NW) | (1 << DIR_SW), // SLOPE_E
55  0, // SLOPE_EW
56  (1 << DIR_NW), // SLOPE_SE
57  (1 << DIR_N ) | (1 << DIR_NW) | (1 << DIR_NE), // SLOPE_WSE, SLOPE_STEEP_S
58  (1 << DIR_SW) | (1 << DIR_SE), // SLOPE_N
59  (1 << DIR_SE), // SLOPE_NW
60  0, // SLOPE_NS
61  (1 << DIR_E ) | (1 << DIR_NE) | (1 << DIR_SE), // SLOPE_NWS, SLOPE_STEEP_W
62  (1 << DIR_SW), // SLOPE_NE
63  (1 << DIR_S ) | (1 << DIR_SW) | (1 << DIR_SE), // SLOPE_ENW, SLOPE_STEEP_N
64  (1 << DIR_W ) | (1 << DIR_SW) | (1 << DIR_NW), // SLOPE_SEN, SLOPE_STEEP_E
65 };
66 
73 static inline void MarkTileDirtyIfCanalOrRiver(TileIndex tile)
74 {
75  if (IsValidTile(tile) && IsTileType(tile, MP_WATER) && (IsCanal(tile) || IsRiver(tile))) MarkTileDirtyByTile(tile);
76 }
77 
85 {
86  for (Direction dir = DIR_BEGIN; dir < DIR_END; dir++) {
88  }
89 }
90 
91 
101 CommandCost CmdBuildShipDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
102 {
103  Axis axis = Extract<Axis, 0, 1>(p1);
104 
105  TileIndex tile2 = tile + (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
106 
107  if (!HasTileWaterGround(tile) || !HasTileWaterGround(tile2)) {
108  return_cmd_error(STR_ERROR_MUST_BE_BUILT_ON_WATER);
109  }
110 
111  if (IsBridgeAbove(tile) || IsBridgeAbove(tile2)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
112 
113  if (!IsTileFlat(tile) || !IsTileFlat(tile2)) {
114  /* Prevent depots on rapids */
115  return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
116  }
117 
118  if (!Depot::CanAllocateItem()) return CMD_ERROR;
119 
120  WaterClass wc1 = GetWaterClass(tile);
121  WaterClass wc2 = GetWaterClass(tile2);
122  CommandCost cost = CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_DEPOT_SHIP]);
123 
124  bool add_cost = !IsWaterTile(tile);
125  CommandCost ret = DoCommand(tile, 0, 0, flags | DC_AUTO, CMD_LANDSCAPE_CLEAR);
126  if (ret.Failed()) return ret;
127  if (add_cost) {
128  cost.AddCost(ret);
129  }
130  add_cost = !IsWaterTile(tile2);
131  ret = DoCommand(tile2, 0, 0, flags | DC_AUTO, CMD_LANDSCAPE_CLEAR);
132  if (ret.Failed()) return ret;
133  if (add_cost) {
134  cost.AddCost(ret);
135  }
136 
137  if (flags & DC_EXEC) {
138  Depot *depot = new Depot(tile);
139  depot->build_date = _date;
140 
141  if (wc1 == WATER_CLASS_CANAL || wc2 == WATER_CLASS_CANAL) {
142  /* Update infrastructure counts after the unconditional clear earlier. */
143  Company::Get(_current_company)->infrastructure.water += wc1 == WATER_CLASS_CANAL && wc2 == WATER_CLASS_CANAL ? 2 : 1;
144  }
145  Company::Get(_current_company)->infrastructure.water += 2 * LOCK_DEPOT_TILE_FACTOR;
147 
148  MakeShipDepot(tile, _current_company, depot->index, DEPOT_PART_NORTH, axis, wc1);
149  MakeShipDepot(tile2, _current_company, depot->index, DEPOT_PART_SOUTH, axis, wc2);
150  CheckForDockingTile(tile);
151  CheckForDockingTile(tile2);
152  MarkTileDirtyByTile(tile);
153  MarkTileDirtyByTile(tile2);
154  MakeDefaultName(depot);
155  }
156 
157  return cost;
158 }
159 
160 bool IsPossibleDockingTile(TileIndex t)
161 {
162  assert(IsValidTile(t));
163  switch (GetTileType(t)) {
164  case MP_WATER:
165  if (IsLock(t) && GetLockPart(t) == LOCK_PART_MIDDLE) return false;
166  FALLTHROUGH;
167  case MP_RAILWAY:
168  case MP_STATION:
169  case MP_TUNNELBRIDGE:
171 
172  default:
173  return false;
174  }
175 }
176 
183 {
184  for (DiagDirection d = DIAGDIR_BEGIN; d != DIAGDIR_END; d++) {
185  TileIndex tile = t + TileOffsByDiagDir(d);
186  if (!IsValidTile(tile)) continue;
187 
188  if (IsDockTile(tile) && IsValidDockingDirectionForDock(tile, d)) {
190  SetDockingTile(t, true);
191  }
192  if (IsTileType(tile, MP_INDUSTRY)) {
194  if (st != nullptr) {
195  st->docking_station.Add(t);
196  SetDockingTile(t, true);
197  }
198  }
199  if (IsTileType(tile, MP_STATION) && IsOilRig(tile)) {
201  SetDockingTile(t, true);
202  }
203  }
204 }
205 
206 void MakeWaterKeepingClass(TileIndex tile, Owner o)
207 {
208  WaterClass wc = GetWaterClass(tile);
209 
210  /* Autoslope might turn an originally canal or river tile into land */
211  int z;
212  Slope slope = GetTileSlope(tile, &z);
213 
214  if (slope != SLOPE_FLAT) {
215  if (wc == WATER_CLASS_CANAL) {
216  /* If we clear the canal, we have to remove it from the infrastructure count as well. */
218  if (c != nullptr) {
219  c->infrastructure.water--;
221  }
222  /* Sloped canals are locks and no natural water remains whatever the slope direction */
223  wc = WATER_CLASS_INVALID;
224  }
225 
226  /* Only river water should be restored on appropriate slopes. Other water would be invalid on slopes */
228  wc = WATER_CLASS_INVALID;
229  }
230  }
231 
232  if (wc == WATER_CLASS_SEA && z > 0) {
233  /* Update company infrastructure count. */
235  if (c != nullptr) {
236  c->infrastructure.water++;
238  }
239 
240  wc = WATER_CLASS_CANAL;
241  }
242 
243  /* Zero map array and terminate animation */
244  DoClearSquare(tile);
245 
246  /* Maybe change to water */
247  switch (wc) {
248  case WATER_CLASS_SEA: MakeSea(tile); break;
249  case WATER_CLASS_CANAL: MakeCanal(tile, o, Random()); break;
250  case WATER_CLASS_RIVER: MakeRiver(tile, Random()); break;
251  default: break;
252  }
253 
254  if (wc != WATER_CLASS_INVALID) CheckForDockingTile(tile);
255  MarkTileDirtyByTile(tile);
256 }
257 
258 static CommandCost RemoveShipDepot(TileIndex tile, DoCommandFlag flags)
259 {
260  if (!IsShipDepot(tile)) return CMD_ERROR;
261 
262  CommandCost ret = CheckTileOwnership(tile);
263  if (ret.Failed()) return ret;
264 
265  TileIndex tile2 = GetOtherShipDepotTile(tile);
266 
267  /* do not check for ship on tile when company goes bankrupt */
268  if (!(flags & DC_BANKRUPT)) {
270  if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile2);
271  if (ret.Failed()) return ret;
272  }
273 
274  if (flags & DC_EXEC) {
275  delete Depot::GetByTile(tile);
276 
278  if (c != nullptr) {
281  }
282 
283  MakeWaterKeepingClass(tile, GetTileOwner(tile));
284  MakeWaterKeepingClass(tile2, GetTileOwner(tile2));
285  }
286 
287  return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_DEPOT_SHIP]);
288 }
289 
298 {
300 
301  int delta = TileOffsByDiagDir(dir);
303  if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile + delta);
304  if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile - delta);
305  if (ret.Failed()) return ret;
306 
307  /* middle tile */
308  WaterClass wc_middle = HasTileWaterGround(tile) ? GetWaterClass(tile) : WATER_CLASS_CANAL;
309  ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
310  if (ret.Failed()) return ret;
311  cost.AddCost(ret);
312 
313  /* lower tile */
314  if (!IsWaterTile(tile - delta)) {
315  ret = DoCommand(tile - delta, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
316  if (ret.Failed()) return ret;
317  cost.AddCost(ret);
318  cost.AddCost(_price[PR_BUILD_CANAL]);
319  }
320  if (!IsTileFlat(tile - delta)) {
321  return_cmd_error(STR_ERROR_LAND_SLOPED_IN_WRONG_DIRECTION);
322  }
323  WaterClass wc_lower = IsWaterTile(tile - delta) ? GetWaterClass(tile - delta) : WATER_CLASS_CANAL;
324 
325  /* upper tile */
326  if (!IsWaterTile(tile + delta)) {
327  ret = DoCommand(tile + delta, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
328  if (ret.Failed()) return ret;
329  cost.AddCost(ret);
330  cost.AddCost(_price[PR_BUILD_CANAL]);
331  }
332  if (!IsTileFlat(tile + delta)) {
333  return_cmd_error(STR_ERROR_LAND_SLOPED_IN_WRONG_DIRECTION);
334  }
335  WaterClass wc_upper = IsWaterTile(tile + delta) ? GetWaterClass(tile + delta) : WATER_CLASS_CANAL;
336 
337  if (IsBridgeAbove(tile) || IsBridgeAbove(tile - delta) || IsBridgeAbove(tile + delta)) {
338  return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
339  }
340 
341  if (flags & DC_EXEC) {
342  /* Update company infrastructure counts. */
344  if (c != nullptr) {
345  /* Counts for the water. */
346  if (!IsWaterTile(tile - delta)) c->infrastructure.water++;
347  if (!IsWaterTile(tile + delta)) c->infrastructure.water++;
348  /* Count for the lock itself. */
349  c->infrastructure.water += 3 * LOCK_DEPOT_TILE_FACTOR; // Lock is three tiles.
351  }
352 
353  MakeLock(tile, _current_company, dir, wc_lower, wc_upper, wc_middle);
354  CheckForDockingTile(tile - delta);
355  CheckForDockingTile(tile + delta);
356  MarkTileDirtyByTile(tile);
357  MarkTileDirtyByTile(tile - delta);
358  MarkTileDirtyByTile(tile + delta);
359  MarkCanalsAndRiversAroundDirty(tile - delta);
360  MarkCanalsAndRiversAroundDirty(tile + delta);
361  }
362  cost.AddCost(_price[PR_BUILD_LOCK]);
363 
364  return cost;
365 }
366 
374 {
375  if (GetTileOwner(tile) != OWNER_NONE) {
376  CommandCost ret = CheckTileOwnership(tile);
377  if (ret.Failed()) return ret;
378  }
379 
381 
382  /* make sure no vehicle is on the tile. */
384  if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile + delta);
385  if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile - delta);
386  if (ret.Failed()) return ret;
387 
388  if (flags & DC_EXEC) {
389  /* Remove middle part from company infrastructure count. */
391  if (c != nullptr) {
392  c->infrastructure.water -= 3 * LOCK_DEPOT_TILE_FACTOR; // three parts of the lock.
394  }
395 
396  if (GetWaterClass(tile) == WATER_CLASS_RIVER) {
397  MakeRiver(tile, Random());
398  } else {
399  DoClearSquare(tile);
400  }
401  MakeWaterKeepingClass(tile + delta, GetTileOwner(tile + delta));
402  MakeWaterKeepingClass(tile - delta, GetTileOwner(tile - delta));
404  MarkCanalsAndRiversAroundDirty(tile - delta);
405  MarkCanalsAndRiversAroundDirty(tile + delta);
406  }
407 
408  return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_LOCK]);
409 }
410 
420 CommandCost CmdBuildLock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
421 {
423  if (dir == INVALID_DIAGDIR) return_cmd_error(STR_ERROR_LAND_SLOPED_IN_WRONG_DIRECTION);
424 
425  return DoBuildLock(tile, dir, flags);
426 }
427 
430 {
432  return false;
433 }
434 
444 CommandCost CmdBuildCanal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
445 {
446  WaterClass wc = Extract<WaterClass, 0, 2>(p2);
447  if (p1 >= MapSize() || wc == WATER_CLASS_INVALID) return CMD_ERROR;
448 
449  /* Outside of the editor you can only build canals, not oceans */
450  if (wc != WATER_CLASS_CANAL && _game_mode != GM_EDITOR) return CMD_ERROR;
451 
452  TileArea ta(tile, p1);
453 
454  /* Outside the editor you can only drag canals, and not areas */
455  if (_game_mode != GM_EDITOR && ta.w != 1 && ta.h != 1) return CMD_ERROR;
456 
458  TILE_AREA_LOOP(tile, ta) {
459  CommandCost ret;
460 
461  Slope slope = GetTileSlope(tile);
462  if (slope != SLOPE_FLAT && (wc != WATER_CLASS_RIVER || !IsInclinedSlope(slope))) {
463  return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
464  }
465 
466  /* can't make water of water! */
467  if (IsTileType(tile, MP_WATER) && (!IsTileOwner(tile, OWNER_WATER) || wc == WATER_CLASS_SEA)) continue;
468 
469  bool water = IsWaterTile(tile);
470  ret = DoCommand(tile, 0, 0, flags | DC_FORCE_CLEAR_TILE, CMD_LANDSCAPE_CLEAR);
471  if (ret.Failed()) return ret;
472 
473  if (!water) cost.AddCost(ret);
474 
475  if (flags & DC_EXEC) {
476  switch (wc) {
477  case WATER_CLASS_RIVER:
478  MakeRiver(tile, Random());
479  if (_game_mode == GM_EDITOR) {
480  TileIndex tile2 = tile;
482  }
483  break;
484 
485  case WATER_CLASS_SEA:
486  if (TileHeight(tile) == 0) {
487  MakeSea(tile);
488  break;
489  }
490  FALLTHROUGH;
491 
492  default:
493  MakeCanal(tile, _current_company, Random());
495  Company::Get(_current_company)->infrastructure.water++;
497  }
498  break;
499  }
500  MarkTileDirtyByTile(tile);
502  CheckForDockingTile(tile);
503  }
504 
505  cost.AddCost(_price[PR_BUILD_CANAL]);
506  }
507 
508  if (cost.GetCost() == 0) {
509  return_cmd_error(STR_ERROR_ALREADY_BUILT);
510  } else {
511  return cost;
512  }
513 }
514 
515 static CommandCost ClearTile_Water(TileIndex tile, DoCommandFlag flags)
516 {
517  switch (GetWaterTileType(tile)) {
518  case WATER_TILE_CLEAR: {
519  if (flags & DC_NO_WATER) return_cmd_error(STR_ERROR_CAN_T_BUILD_ON_WATER);
520 
521  Money base_cost = IsCanal(tile) ? _price[PR_CLEAR_CANAL] : _price[PR_CLEAR_WATER];
522  /* Make sure freeform edges are allowed or it's not an edge tile. */
523  if (!_settings_game.construction.freeform_edges && (!IsInsideMM(TileX(tile), 1, MapMaxX() - 1) ||
524  !IsInsideMM(TileY(tile), 1, MapMaxY() - 1))) {
525  return_cmd_error(STR_ERROR_TOO_CLOSE_TO_EDGE_OF_MAP);
526  }
527 
528  /* Make sure no vehicle is on the tile */
530  if (ret.Failed()) return ret;
531 
532  Owner owner = GetTileOwner(tile);
533  if (owner != OWNER_WATER && owner != OWNER_NONE) {
534  CommandCost ret = CheckTileOwnership(tile);
535  if (ret.Failed()) return ret;
536  }
537 
538  if (flags & DC_EXEC) {
539  if (IsCanal(tile) && Company::IsValidID(owner)) {
540  Company::Get(owner)->infrastructure.water--;
542  }
543  bool remove = IsDockingTile(tile);
544  DoClearSquare(tile);
546  if (remove) RemoveDockingTile(tile);
547  }
548 
549  return CommandCost(EXPENSES_CONSTRUCTION, base_cost);
550  }
551 
552  case WATER_TILE_COAST: {
553  Slope slope = GetTileSlope(tile);
554 
555  /* Make sure no vehicle is on the tile */
557  if (ret.Failed()) return ret;
558 
559  if (flags & DC_EXEC) {
560  bool remove = IsDockingTile(tile);
561  DoClearSquare(tile);
563  if (remove) RemoveDockingTile(tile);
564  }
565  if (IsSlopeWithOneCornerRaised(slope)) {
566  return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_WATER]);
567  } else {
568  return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_ROUGH]);
569  }
570  }
571 
572  case WATER_TILE_LOCK: {
573  static const TileIndexDiffC _lock_tomiddle_offs[][DIAGDIR_END] = {
574  /* NE SE SW NW */
575  { { 0, 0}, {0, 0}, { 0, 0}, {0, 0} }, // LOCK_PART_MIDDLE
576  { {-1, 0}, {0, 1}, { 1, 0}, {0, -1} }, // LOCK_PART_LOWER
577  { { 1, 0}, {0, -1}, {-1, 0}, {0, 1} }, // LOCK_PART_UPPER
578  };
579 
580  if (flags & DC_AUTO) return_cmd_error(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
581  if (_current_company == OWNER_WATER) return CMD_ERROR;
582  /* move to the middle tile.. */
583  return RemoveLock(tile + ToTileIndexDiff(_lock_tomiddle_offs[GetLockPart(tile)][GetLockDirection(tile)]), flags);
584  }
585 
586  case WATER_TILE_DEPOT:
587  if (flags & DC_AUTO) return_cmd_error(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
588  return RemoveShipDepot(tile, flags);
589 
590  default:
591  NOT_REACHED();
592  }
593 }
594 
604 {
605  switch (GetTileType(tile)) {
606  case MP_WATER:
607  switch (GetWaterTileType(tile)) {
608  default: NOT_REACHED();
609  case WATER_TILE_DEPOT: case WATER_TILE_CLEAR: return true;
611 
612  case WATER_TILE_COAST:
613  switch (GetTileSlope(tile)) {
614  case SLOPE_W: return (from == DIR_SE) || (from == DIR_E) || (from == DIR_NE);
615  case SLOPE_S: return (from == DIR_NE) || (from == DIR_N) || (from == DIR_NW);
616  case SLOPE_E: return (from == DIR_NW) || (from == DIR_W) || (from == DIR_SW);
617  case SLOPE_N: return (from == DIR_SW) || (from == DIR_S) || (from == DIR_SE);
618  default: return false;
619  }
620  }
621 
622  case MP_RAILWAY:
623  if (GetRailGroundType(tile) == RAIL_GROUND_WATER) {
624  assert(IsPlainRail(tile));
625  switch (GetTileSlope(tile)) {
626  case SLOPE_W: return (from == DIR_SE) || (from == DIR_E) || (from == DIR_NE);
627  case SLOPE_S: return (from == DIR_NE) || (from == DIR_N) || (from == DIR_NW);
628  case SLOPE_E: return (from == DIR_NW) || (from == DIR_W) || (from == DIR_SW);
629  case SLOPE_N: return (from == DIR_SW) || (from == DIR_S) || (from == DIR_SE);
630  default: return false;
631  }
632  }
633  return false;
634 
635  case MP_STATION:
636  if (IsOilRig(tile)) {
637  /* Do not draw waterborders inside of industries.
638  * Note: There is no easy way to detect the industry of an oilrig tile. */
639  TileIndex src_tile = tile + TileOffsByDir(from);
640  if ((IsTileType(src_tile, MP_STATION) && IsOilRig(src_tile)) ||
641  (IsTileType(src_tile, MP_INDUSTRY))) return true;
642 
643  return IsTileOnWater(tile);
644  }
645  return (IsDock(tile) && IsTileFlat(tile)) || IsBuoy(tile);
646 
647  case MP_INDUSTRY: {
648  /* Do not draw waterborders inside of industries.
649  * Note: There is no easy way to detect the industry of an oilrig tile. */
650  TileIndex src_tile = tile + TileOffsByDir(from);
651  if ((IsTileType(src_tile, MP_STATION) && IsOilRig(src_tile)) ||
652  (IsTileType(src_tile, MP_INDUSTRY) && GetIndustryIndex(src_tile) == GetIndustryIndex(tile))) return true;
653 
654  return IsTileOnWater(tile);
655  }
656 
657  case MP_OBJECT: return IsTileOnWater(tile);
658 
660 
661  case MP_VOID: return true; // consider map border as water, esp. for rivers
662 
663  default: return false;
664  }
665 }
666 
674 static void DrawWaterSprite(SpriteID base, uint offset, CanalFeature feature, TileIndex tile)
675 {
676  if (base != SPR_FLAT_WATER_TILE) {
677  /* Only call offset callback if the sprite is NewGRF-provided. */
678  offset = GetCanalSpriteOffset(feature, tile, offset);
679  }
680  DrawGroundSprite(base + offset, PAL_NONE);
681 }
682 
689 static void DrawWaterEdges(bool canal, uint offset, TileIndex tile)
690 {
691  CanalFeature feature;
692  SpriteID base = 0;
693  if (canal) {
694  feature = CF_DIKES;
695  base = GetCanalSprite(CF_DIKES, tile);
696  if (base == 0) base = SPR_CANAL_DIKES_BASE;
697  } else {
698  feature = CF_RIVER_EDGE;
699  base = GetCanalSprite(CF_RIVER_EDGE, tile);
700  if (base == 0) return; // Don't draw if no sprites provided.
701  }
702 
703  uint wa;
704 
705  /* determine the edges around with water. */
706  wa = IsWateredTile(TILE_ADDXY(tile, -1, 0), DIR_SW) << 0;
707  wa += IsWateredTile(TILE_ADDXY(tile, 0, 1), DIR_NW) << 1;
708  wa += IsWateredTile(TILE_ADDXY(tile, 1, 0), DIR_NE) << 2;
709  wa += IsWateredTile(TILE_ADDXY(tile, 0, -1), DIR_SE) << 3;
710 
711  if (!(wa & 1)) DrawWaterSprite(base, offset, feature, tile);
712  if (!(wa & 2)) DrawWaterSprite(base, offset + 1, feature, tile);
713  if (!(wa & 4)) DrawWaterSprite(base, offset + 2, feature, tile);
714  if (!(wa & 8)) DrawWaterSprite(base, offset + 3, feature, tile);
715 
716  /* right corner */
717  switch (wa & 0x03) {
718  case 0: DrawWaterSprite(base, offset + 4, feature, tile); break;
719  case 3: if (!IsWateredTile(TILE_ADDXY(tile, -1, 1), DIR_W)) DrawWaterSprite(base, offset + 8, feature, tile); break;
720  }
721 
722  /* bottom corner */
723  switch (wa & 0x06) {
724  case 0: DrawWaterSprite(base, offset + 5, feature, tile); break;
725  case 6: if (!IsWateredTile(TILE_ADDXY(tile, 1, 1), DIR_N)) DrawWaterSprite(base, offset + 9, feature, tile); break;
726  }
727 
728  /* left corner */
729  switch (wa & 0x0C) {
730  case 0: DrawWaterSprite(base, offset + 6, feature, tile); break;
731  case 12: if (!IsWateredTile(TILE_ADDXY(tile, 1, -1), DIR_E)) DrawWaterSprite(base, offset + 10, feature, tile); break;
732  }
733 
734  /* upper corner */
735  switch (wa & 0x09) {
736  case 0: DrawWaterSprite(base, offset + 7, feature, tile); break;
737  case 9: if (!IsWateredTile(TILE_ADDXY(tile, -1, -1), DIR_S)) DrawWaterSprite(base, offset + 11, feature, tile); break;
738  }
739 }
740 
742 static void DrawSeaWater(TileIndex tile)
743 {
744  DrawGroundSprite(SPR_FLAT_WATER_TILE, PAL_NONE);
745 }
746 
748 static void DrawCanalWater(TileIndex tile)
749 {
750  SpriteID image = SPR_FLAT_WATER_TILE;
751  if (HasBit(_water_feature[CF_WATERSLOPE].flags, CFF_HAS_FLAT_SPRITE)) {
752  /* First water slope sprite is flat water. */
753  image = GetCanalSprite(CF_WATERSLOPE, tile);
754  if (image == 0) image = SPR_FLAT_WATER_TILE;
755  }
756  DrawWaterSprite(image, 0, CF_WATERSLOPE, tile);
757 
758  DrawWaterEdges(true, 0, tile);
759 }
760 
761 #include "table/water_land.h"
762 
772 static void DrawWaterTileStruct(const TileInfo *ti, const DrawTileSeqStruct *dtss, SpriteID base, uint offset, PaletteID palette, CanalFeature feature)
773 {
774  /* Don't draw if buildings are invisible. */
775  if (IsInvisibilitySet(TO_BUILDINGS)) return;
776 
777  for (; !dtss->IsTerminator(); dtss++) {
778  uint tile_offs = offset + dtss->image.sprite;
779  if (feature < CF_END) tile_offs = GetCanalSpriteOffset(feature, ti->tile, tile_offs);
780  AddSortableSpriteToDraw(base + tile_offs, palette,
781  ti->x + dtss->delta_x, ti->y + dtss->delta_y,
782  dtss->size_x, dtss->size_y,
783  dtss->size_z, ti->z + dtss->delta_z,
785  }
786 }
787 
789 static void DrawWaterLock(const TileInfo *ti)
790 {
791  int part = GetLockPart(ti->tile);
792  const DrawTileSprites &dts = _lock_display_data[part][GetLockDirection(ti->tile)];
793 
794  /* Draw ground sprite. */
795  SpriteID image = dts.ground.sprite;
796 
797  SpriteID water_base = GetCanalSprite(CF_WATERSLOPE, ti->tile);
798  if (water_base == 0) {
799  /* Use default sprites. */
800  water_base = SPR_CANALS_BASE;
801  } else if (HasBit(_water_feature[CF_WATERSLOPE].flags, CFF_HAS_FLAT_SPRITE)) {
802  /* NewGRF supplies a flat sprite as first sprite. */
803  if (image == SPR_FLAT_WATER_TILE) {
804  image = water_base;
805  } else {
806  image++;
807  }
808  }
809 
810  if (image < 5) image += water_base;
811  DrawGroundSprite(image, PAL_NONE);
812 
813  /* Draw structures. */
814  uint zoffs = 0;
815  SpriteID base = GetCanalSprite(CF_LOCKS, ti->tile);
816 
817  if (base == 0) {
818  /* If no custom graphics, use defaults. */
819  base = SPR_LOCK_BASE;
820  uint8 z_threshold = part == LOCK_PART_UPPER ? 8 : 0;
821  zoffs = ti->z > z_threshold ? 24 : 0;
822  }
823 
824  DrawWaterTileStruct(ti, dts.seq, base, zoffs, PAL_NONE, CF_LOCKS);
825 }
826 
828 static void DrawWaterDepot(const TileInfo *ti)
829 {
830  DrawWaterClassGround(ti);
831  DrawWaterTileStruct(ti, _shipdepot_display_data[GetShipDepotAxis(ti->tile)][GetShipDepotPart(ti->tile)].seq, 0, 0, COMPANY_SPRITE_COLOUR(GetTileOwner(ti->tile)), CF_END);
832 }
833 
834 static void DrawRiverWater(const TileInfo *ti)
835 {
836  SpriteID image = SPR_FLAT_WATER_TILE;
837  uint offset = 0;
838  uint edges_offset = 0;
839 
840  if (ti->tileh != SLOPE_FLAT || HasBit(_water_feature[CF_RIVER_SLOPE].flags, CFF_HAS_FLAT_SPRITE)) {
841  image = GetCanalSprite(CF_RIVER_SLOPE, ti->tile);
842  if (image == 0) {
843  switch (ti->tileh) {
844  case SLOPE_NW: image = SPR_WATER_SLOPE_Y_DOWN; break;
845  case SLOPE_SW: image = SPR_WATER_SLOPE_X_UP; break;
846  case SLOPE_SE: image = SPR_WATER_SLOPE_Y_UP; break;
847  case SLOPE_NE: image = SPR_WATER_SLOPE_X_DOWN; break;
848  default: image = SPR_FLAT_WATER_TILE; break;
849  }
850  } else {
851  /* Flag bit 0 indicates that the first sprite is flat water. */
852  offset = HasBit(_water_feature[CF_RIVER_SLOPE].flags, CFF_HAS_FLAT_SPRITE) ? 1 : 0;
853 
854  switch (ti->tileh) {
855  case SLOPE_SE: edges_offset += 12; break;
856  case SLOPE_NE: offset += 1; edges_offset += 24; break;
857  case SLOPE_SW: offset += 2; edges_offset += 36; break;
858  case SLOPE_NW: offset += 3; edges_offset += 48; break;
859  default: offset = 0; break;
860  }
861 
862  offset = GetCanalSpriteOffset(CF_RIVER_SLOPE, ti->tile, offset);
863  }
864  }
865 
866  DrawGroundSprite(image + offset, PAL_NONE);
867 
868  /* Draw river edges if available. */
869  DrawWaterEdges(false, edges_offset, ti->tile);
870 }
871 
872 void DrawShoreTile(Slope tileh)
873 {
874  /* Converts the enum Slope into an offset based on SPR_SHORE_BASE.
875  * This allows to calculate the proper sprite to display for this Slope */
876  static const byte tileh_to_shoresprite[32] = {
877  0, 1, 2, 3, 4, 16, 6, 7, 8, 9, 17, 11, 12, 13, 14, 0,
878  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 0, 10, 15, 0,
879  };
880 
881  assert(!IsHalftileSlope(tileh)); // Halftile slopes need to get handled earlier.
882  assert(tileh != SLOPE_FLAT); // Shore is never flat
883 
884  assert((tileh != SLOPE_EW) && (tileh != SLOPE_NS)); // No suitable sprites for current flooding behaviour
885 
886  DrawGroundSprite(SPR_SHORE_BASE + tileh_to_shoresprite[tileh], PAL_NONE);
887 }
888 
889 void DrawWaterClassGround(const TileInfo *ti)
890 {
891  switch (GetWaterClass(ti->tile)) {
892  case WATER_CLASS_SEA: DrawSeaWater(ti->tile); break;
893  case WATER_CLASS_CANAL: DrawCanalWater(ti->tile); break;
894  case WATER_CLASS_RIVER: DrawRiverWater(ti); break;
895  default: NOT_REACHED();
896  }
897 }
898 
899 static void DrawTile_Water(TileInfo *ti)
900 {
901  switch (GetWaterTileType(ti->tile)) {
902  case WATER_TILE_CLEAR:
903  DrawWaterClassGround(ti);
904  DrawBridgeMiddle(ti);
905  break;
906 
907  case WATER_TILE_COAST: {
908  DrawShoreTile(ti->tileh);
909  DrawBridgeMiddle(ti);
910  break;
911  }
912 
913  case WATER_TILE_LOCK:
914  DrawWaterLock(ti);
915  break;
916 
917  case WATER_TILE_DEPOT:
918  DrawWaterDepot(ti);
919  break;
920  }
921 }
922 
923 void DrawShipDepotSprite(int x, int y, Axis axis, DepotPart part)
924 {
925  const DrawTileSprites &dts = _shipdepot_display_data[axis][part];
926 
927  DrawSprite(dts.ground.sprite, dts.ground.pal, x, y);
928  DrawOrigTileSeqInGUI(x, y, &dts, COMPANY_SPRITE_COLOUR(_local_company));
929 }
930 
931 
932 static int GetSlopePixelZ_Water(TileIndex tile, uint x, uint y)
933 {
934  int z;
935  Slope tileh = GetTilePixelSlope(tile, &z);
936 
937  return z + GetPartialPixelZ(x & 0xF, y & 0xF, tileh);
938 }
939 
940 static Foundation GetFoundation_Water(TileIndex tile, Slope tileh)
941 {
942  return FOUNDATION_NONE;
943 }
944 
945 static void GetTileDesc_Water(TileIndex tile, TileDesc *td)
946 {
947  switch (GetWaterTileType(tile)) {
948  case WATER_TILE_CLEAR:
949  switch (GetWaterClass(tile)) {
950  case WATER_CLASS_SEA: td->str = STR_LAI_WATER_DESCRIPTION_WATER; break;
951  case WATER_CLASS_CANAL: td->str = STR_LAI_WATER_DESCRIPTION_CANAL; break;
952  case WATER_CLASS_RIVER: td->str = STR_LAI_WATER_DESCRIPTION_RIVER; break;
953  default: NOT_REACHED();
954  }
955  break;
956  case WATER_TILE_COAST: td->str = STR_LAI_WATER_DESCRIPTION_COAST_OR_RIVERBANK; break;
957  case WATER_TILE_LOCK : td->str = STR_LAI_WATER_DESCRIPTION_LOCK; break;
958  case WATER_TILE_DEPOT:
959  td->str = STR_LAI_WATER_DESCRIPTION_SHIP_DEPOT;
960  td->build_date = Depot::GetByTile(tile)->build_date;
961  break;
962  default: NOT_REACHED();
963  }
964 
965  td->owner[0] = GetTileOwner(tile);
966 }
967 
973 static void FloodVehicle(Vehicle *v)
974 {
975  uint pass = v->Crash(true);
976 
977  AI::NewEvent(v->owner, new ScriptEventVehicleCrashed(v->index, v->tile, ScriptEventVehicleCrashed::CRASH_FLOODED));
978  Game::NewEvent(new ScriptEventVehicleCrashed(v->index, v->tile, ScriptEventVehicleCrashed::CRASH_FLOODED));
979  SetDParam(0, pass);
980  AddTileNewsItem(STR_NEWS_DISASTER_FLOOD_VEHICLE, NT_ACCIDENT, v->tile);
982  if (_settings_client.sound.disaster) SndPlayVehicleFx(SND_12_EXPLOSION, v);
983 }
984 
991 static Vehicle *FloodVehicleProc(Vehicle *v, void *data)
992 {
993  if ((v->vehstatus & VS_CRASHED) != 0) return nullptr;
994 
995  switch (v->type) {
996  default: break;
997 
998  case VEH_AIRCRAFT: {
999  if (!IsAirportTile(v->tile) || GetTileMaxZ(v->tile) != 0) break;
1000  if (v->subtype == AIR_SHADOW) break;
1001 
1002  /* We compare v->z_pos against delta_z + 1 because the shadow
1003  * is at delta_z and the actual aircraft at delta_z + 1. */
1004  const Station *st = Station::GetByTile(v->tile);
1005  const AirportFTAClass *airport = st->airport.GetFTA();
1006  if (v->z_pos != airport->delta_z + 1) break;
1007 
1008  FloodVehicle(v);
1009  break;
1010  }
1011 
1012  case VEH_TRAIN:
1013  case VEH_ROAD: {
1014  int z = *(int*)data;
1015  if (v->z_pos > z) break;
1016  FloodVehicle(v->First());
1017  break;
1018  }
1019  }
1020 
1021  return nullptr;
1022 }
1023 
1029 static void FloodVehicles(TileIndex tile)
1030 {
1031  int z = 0;
1032 
1033  if (IsAirportTile(tile)) {
1034  const Station *st = Station::GetByTile(tile);
1035  TILE_AREA_LOOP(tile, st->airport) {
1036  if (st->TileBelongsToAirport(tile)) FindVehicleOnPos(tile, &z, &FloodVehicleProc);
1037  }
1038 
1039  /* No vehicle could be flooded on this airport anymore */
1040  return;
1041  }
1042 
1043  if (!IsBridgeTile(tile)) {
1044  FindVehicleOnPos(tile, &z, &FloodVehicleProc);
1045  return;
1046  }
1047 
1048  TileIndex end = GetOtherBridgeEnd(tile);
1049  z = GetBridgePixelHeight(tile);
1050 
1051  FindVehicleOnPos(tile, &z, &FloodVehicleProc);
1053 }
1054 
1061 {
1062  /* FLOOD_ACTIVE: 'single-corner-raised'-coast, sea, sea-shipdepots, sea-buoys, sea-docks (water part), rail with flooded halftile, sea-water-industries, sea-oilrigs
1063  * FLOOD_DRYUP: coast with more than one corner raised, coast with rail-track, coast with trees
1064  * FLOOD_PASSIVE: (not used)
1065  * FLOOD_NONE: canals, rivers, everything else
1066  */
1067  switch (GetTileType(tile)) {
1068  case MP_WATER:
1069  if (IsCoast(tile)) {
1070  Slope tileh = GetTileSlope(tile);
1072  }
1073  FALLTHROUGH;
1074  case MP_STATION:
1075  case MP_INDUSTRY:
1076  case MP_OBJECT:
1077  return (GetWaterClass(tile) == WATER_CLASS_SEA) ? FLOOD_ACTIVE : FLOOD_NONE;
1078 
1079  case MP_RAILWAY:
1080  if (GetRailGroundType(tile) == RAIL_GROUND_WATER) {
1082  }
1083  return FLOOD_NONE;
1084 
1085  case MP_TREES:
1086  return (GetTreeGround(tile) == TREE_GROUND_SHORE ? FLOOD_DRYUP : FLOOD_NONE);
1087 
1088  default:
1089  return FLOOD_NONE;
1090  }
1091 }
1092 
1097 {
1098  assert(!IsTileType(target, MP_WATER));
1099 
1100  bool flooded = false; // Will be set to true if something is changed.
1101 
1102  Backup<CompanyID> cur_company(_current_company, OWNER_WATER, FILE_LINE);
1103 
1104  Slope tileh = GetTileSlope(target);
1105  if (tileh != SLOPE_FLAT) {
1106  /* make coast.. */
1107  switch (GetTileType(target)) {
1108  case MP_RAILWAY: {
1109  if (!IsPlainRail(target)) break;
1110  FloodVehicles(target);
1111  flooded = FloodHalftile(target);
1112  break;
1113  }
1114 
1115  case MP_TREES:
1116  if (!IsSlopeWithOneCornerRaised(tileh)) {
1118  MarkTileDirtyByTile(target);
1119  flooded = true;
1120  break;
1121  }
1122  FALLTHROUGH;
1123 
1124  case MP_CLEAR:
1125  if (DoCommand(target, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR).Succeeded()) {
1126  MakeShore(target);
1127  MarkTileDirtyByTile(target);
1128  flooded = true;
1129  }
1130  break;
1131 
1132  default:
1133  break;
1134  }
1135  } else {
1136  /* Flood vehicles */
1137  FloodVehicles(target);
1138 
1139  /* flood flat tile */
1140  if (DoCommand(target, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR).Succeeded()) {
1141  MakeSea(target);
1142  MarkTileDirtyByTile(target);
1143  flooded = true;
1144  }
1145  }
1146 
1147  if (flooded) {
1148  /* Mark surrounding canal tiles dirty too to avoid glitches */
1150 
1151  /* update signals if needed */
1153 
1154  if (IsPossibleDockingTile(target)) CheckForDockingTile(target);
1155  }
1156 
1157  cur_company.Restore();
1158 }
1159 
1163 static void DoDryUp(TileIndex tile)
1164 {
1165  Backup<CompanyID> cur_company(_current_company, OWNER_WATER, FILE_LINE);
1166 
1167  switch (GetTileType(tile)) {
1168  case MP_RAILWAY:
1169  assert(IsPlainRail(tile));
1170  assert(GetRailGroundType(tile) == RAIL_GROUND_WATER);
1171 
1172  RailGroundType new_ground;
1173  switch (GetTrackBits(tile)) {
1174  case TRACK_BIT_UPPER: new_ground = RAIL_GROUND_FENCE_HORIZ1; break;
1175  case TRACK_BIT_LOWER: new_ground = RAIL_GROUND_FENCE_HORIZ2; break;
1176  case TRACK_BIT_LEFT: new_ground = RAIL_GROUND_FENCE_VERT1; break;
1177  case TRACK_BIT_RIGHT: new_ground = RAIL_GROUND_FENCE_VERT2; break;
1178  default: NOT_REACHED();
1179  }
1180  SetRailGroundType(tile, new_ground);
1181  MarkTileDirtyByTile(tile);
1182  break;
1183 
1184  case MP_TREES:
1186  MarkTileDirtyByTile(tile);
1187  break;
1188 
1189  case MP_WATER:
1190  assert(IsCoast(tile));
1191 
1192  if (DoCommand(tile, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR).Succeeded()) {
1193  MakeClear(tile, CLEAR_GRASS, 3);
1194  MarkTileDirtyByTile(tile);
1195  }
1196  break;
1197 
1198  default: NOT_REACHED();
1199  }
1200 
1201  cur_company.Restore();
1202 }
1203 
1211 {
1212  if (IsTileType(tile, MP_WATER)) AmbientSoundEffect(tile);
1213 
1214  switch (GetFloodingBehaviour(tile)) {
1215  case FLOOD_ACTIVE:
1216  for (Direction dir = DIR_BEGIN; dir < DIR_END; dir++) {
1217  TileIndex dest = tile + TileOffsByDir(dir);
1218  if (!IsValidTile(dest)) continue;
1219  /* do not try to flood water tiles - increases performance a lot */
1220  if (IsTileType(dest, MP_WATER)) continue;
1221 
1222  /* TREE_GROUND_SHORE is the sign of a previous flood. */
1223  if (IsTileType(dest, MP_TREES) && GetTreeGround(dest) == TREE_GROUND_SHORE) continue;
1224 
1225  int z_dest;
1226  Slope slope_dest = GetFoundationSlope(dest, &z_dest) & ~SLOPE_HALFTILE_MASK & ~SLOPE_STEEP;
1227  if (z_dest > 0) continue;
1228 
1229  if (!HasBit(_flood_from_dirs[slope_dest], ReverseDir(dir))) continue;
1230 
1231  DoFloodTile(dest);
1232  }
1233  break;
1234 
1235  case FLOOD_DRYUP: {
1236  Slope slope_here = GetFoundationSlope(tile) & ~SLOPE_HALFTILE_MASK & ~SLOPE_STEEP;
1237  uint dir;
1238  FOR_EACH_SET_BIT(dir, _flood_from_dirs[slope_here]) {
1239  TileIndex dest = tile + TileOffsByDir((Direction)dir);
1240  if (!IsValidTile(dest)) continue;
1241 
1242  FloodingBehaviour dest_behaviour = GetFloodingBehaviour(dest);
1243  if ((dest_behaviour == FLOOD_ACTIVE) || (dest_behaviour == FLOOD_PASSIVE)) return;
1244  }
1245  DoDryUp(tile);
1246  break;
1247  }
1248 
1249  default: return;
1250  }
1251 }
1252 
1253 void ConvertGroundTilesIntoWaterTiles()
1254 {
1255  int z;
1256 
1257  for (TileIndex tile = 0; tile < MapSize(); ++tile) {
1258  Slope slope = GetTileSlope(tile, &z);
1259  if (IsTileType(tile, MP_CLEAR) && z == 0) {
1260  /* Make both water for tiles at level 0
1261  * and make shore, as that looks much better
1262  * during the generation. */
1263  switch (slope) {
1264  case SLOPE_FLAT:
1265  MakeSea(tile);
1266  break;
1267 
1268  case SLOPE_N:
1269  case SLOPE_E:
1270  case SLOPE_S:
1271  case SLOPE_W:
1272  MakeShore(tile);
1273  break;
1274 
1275  default:
1276  uint dir;
1278  TileIndex dest = TileAddByDir(tile, (Direction)dir);
1279  Slope slope_dest = GetTileSlope(dest) & ~SLOPE_STEEP;
1280  if (slope_dest == SLOPE_FLAT || IsSlopeWithOneCornerRaised(slope_dest)) {
1281  MakeShore(tile);
1282  break;
1283  }
1284  }
1285  break;
1286  }
1287  }
1288  }
1289 }
1290 
1291 static TrackStatus GetTileTrackStatus_Water(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
1292 {
1295 
1296  TrackBits ts;
1297 
1298  if (mode != TRANSPORT_WATER) return 0;
1299 
1300  switch (GetWaterTileType(tile)) {
1301  case WATER_TILE_CLEAR: ts = IsTileFlat(tile) ? TRACK_BIT_ALL : TRACK_BIT_NONE; break;
1302  case WATER_TILE_COAST: ts = coast_tracks[GetTileSlope(tile) & 0xF]; break;
1303  case WATER_TILE_LOCK: ts = DiagDirToDiagTrackBits(GetLockDirection(tile)); break;
1304  case WATER_TILE_DEPOT: ts = AxisToTrackBits(GetShipDepotAxis(tile)); break;
1305  default: return 0;
1306  }
1307  if (TileX(tile) == 0) {
1308  /* NE border: remove tracks that connects NE tile edge */
1310  }
1311  if (TileY(tile) == 0) {
1312  /* NW border: remove tracks that connects NW tile edge */
1314  }
1316 }
1317 
1318 static bool ClickTile_Water(TileIndex tile)
1319 {
1320  if (GetWaterTileType(tile) == WATER_TILE_DEPOT) {
1322  return true;
1323  }
1324  return false;
1325 }
1326 
1327 static void ChangeTileOwner_Water(TileIndex tile, Owner old_owner, Owner new_owner)
1328 {
1329  if (!IsTileOwner(tile, old_owner)) return;
1330 
1331  bool is_lock_middle = IsLock(tile) && GetLockPart(tile) == LOCK_PART_MIDDLE;
1332 
1333  /* No need to dirty company windows here, we'll redraw the whole screen anyway. */
1334  if (is_lock_middle) Company::Get(old_owner)->infrastructure.water -= 3 * LOCK_DEPOT_TILE_FACTOR; // Lock has three parts.
1335  if (new_owner != INVALID_OWNER) {
1336  if (is_lock_middle) Company::Get(new_owner)->infrastructure.water += 3 * LOCK_DEPOT_TILE_FACTOR; // Lock has three parts.
1337  /* Only subtract from the old owner here if the new owner is valid,
1338  * otherwise we clear ship depots and canal water below. */
1339  if (GetWaterClass(tile) == WATER_CLASS_CANAL && !is_lock_middle) {
1340  Company::Get(old_owner)->infrastructure.water--;
1341  Company::Get(new_owner)->infrastructure.water++;
1342  }
1343  if (IsShipDepot(tile)) {
1344  Company::Get(old_owner)->infrastructure.water -= LOCK_DEPOT_TILE_FACTOR;
1345  Company::Get(new_owner)->infrastructure.water += LOCK_DEPOT_TILE_FACTOR;
1346  }
1347 
1348  SetTileOwner(tile, new_owner);
1349  return;
1350  }
1351 
1352  /* Remove depot */
1353  if (IsShipDepot(tile)) DoCommand(tile, 0, 0, DC_EXEC | DC_BANKRUPT, CMD_LANDSCAPE_CLEAR);
1354 
1355  /* Set owner of canals and locks ... and also canal under dock there was before.
1356  * Check if the new owner after removing depot isn't OWNER_WATER. */
1357  if (IsTileOwner(tile, old_owner)) {
1358  if (GetWaterClass(tile) == WATER_CLASS_CANAL && !is_lock_middle) Company::Get(old_owner)->infrastructure.water--;
1359  SetTileOwner(tile, OWNER_NONE);
1360  }
1361 }
1362 
1363 static VehicleEnterTileStatus VehicleEnter_Water(Vehicle *v, TileIndex tile, int x, int y)
1364 {
1365  return VETSB_CONTINUE;
1366 }
1367 
1368 static CommandCost TerraformTile_Water(TileIndex tile, DoCommandFlag flags, int z_new, Slope tileh_new)
1369 {
1370  /* Canals can't be terraformed */
1371  if (IsWaterTile(tile) && IsCanal(tile)) return_cmd_error(STR_ERROR_MUST_DEMOLISH_CANAL_FIRST);
1372 
1373  return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
1374 }
1375 
1376 
1377 extern const TileTypeProcs _tile_type_water_procs = {
1378  DrawTile_Water, // draw_tile_proc
1379  GetSlopePixelZ_Water, // get_slope_z_proc
1380  ClearTile_Water, // clear_tile_proc
1381  nullptr, // add_accepted_cargo_proc
1382  GetTileDesc_Water, // get_tile_desc_proc
1383  GetTileTrackStatus_Water, // get_tile_track_status_proc
1384  ClickTile_Water, // click_tile_proc
1385  nullptr, // animate_tile_proc
1386  TileLoop_Water, // tile_loop_proc
1387  ChangeTileOwner_Water, // change_tile_owner_proc
1388  nullptr, // add_produced_cargo_proc
1389  VehicleEnter_Water, // vehicle_enter_tile_proc
1390  GetFoundation_Water, // get_foundation_proc
1391  TerraformTile_Water, // terraform_tile_proc
1392 };
VEH_AIRCRAFT
@ VEH_AIRCRAFT
Aircraft vehicle type.
Definition: vehicle_type.h:27
game.hpp
TileInfo::z
int z
Height.
Definition: tile_cmd.h:47
MP_CLEAR
@ MP_CLEAR
A tile without any structures, i.e. grass, rocks, farm fields etc.
Definition: tile_type.h:41
IsTileFlat
bool IsTileFlat(TileIndex tile, int *h)
Check if a given tile is flat.
Definition: tile_map.cpp:100
FLOOD_DRYUP
@ FLOOD_DRYUP
The tile drys up if it is not constantly flooded from neighboured tiles.
Definition: water.h:23
LOCK_PART_UPPER
@ LOCK_PART_UPPER
Upper part of a lock.
Definition: water_map.h:67
TileIndex
uint32 TileIndex
The index/ID of a Tile.
Definition: tile_type.h:78
TROPICZONE_DESERT
@ TROPICZONE_DESERT
Tile is desert.
Definition: tile_type.h:71
Station::docking_station
TileArea docking_station
Tile area the docking tiles cover.
Definition: station_base.h:466
DIR_SW
@ DIR_SW
Southwest.
Definition: direction_type.h:31
sound_func.h
TRACK_BIT_NONE
@ TRACK_BIT_NONE
No track.
Definition: track_type.h:39
DoCommand
CommandCost DoCommand(const CommandContainer *container, DoCommandFlag flags)
Shorthand for calling the long DoCommand with a container.
Definition: command.cpp:450
Pool::PoolItem<&_company_pool >::Get
static Titem * Get(size_t index)
Returns Titem with given index.
Definition: pool_type.hpp:329
GetOtherBridgeEnd
TileIndex GetOtherBridgeEnd(TileIndex tile)
Starting at one bridge end finds the other bridge end.
Definition: bridge_map.cpp:59
TileOffsByDiagDir
static TileIndexDiff TileOffsByDiagDir(DiagDirection dir)
Convert a DiagDirection to a TileIndexDiff.
Definition: map_func.h:341
Direction
Direction
Defines the 8 directions on the map.
Definition: direction_type.h:24
IsCanal
static bool IsCanal(TileIndex t)
Is it a canal tile?
Definition: water_map.h:163
GetOtherShipDepotTile
static TileIndex GetOtherShipDepotTile(TileIndex t)
Get the other tile of the ship depot.
Definition: water_map.h:272
DIR_BEGIN
@ DIR_BEGIN
Used to iterate.
Definition: direction_type.h:25
water.h
GetTileMaxZ
int GetTileMaxZ(TileIndex t)
Get top height of the tile inside the map.
Definition: tile_map.cpp:141
SPR_SHORE_BASE
static const SpriteID SPR_SHORE_BASE
shore tiles - action 05-0D
Definition: sprites.h:218
DrawOrigTileSeqInGUI
static void DrawOrigTileSeqInGUI(int x, int y, const DrawTileSprites *dts, PaletteID default_palette)
Draw TTD sprite sequence in GUI.
Definition: sprite.h:115
UpdateSignalsInBuffer
static SigSegState UpdateSignalsInBuffer(Owner owner)
Updates blocks in _globset buffer.
Definition: signal.cpp:470
command_func.h
DIR_SE
@ DIR_SE
Southeast.
Definition: direction_type.h:29
TileInfo::x
uint x
X position of the tile in unit coordinates.
Definition: tile_cmd.h:43
Pool::PoolItem<&_company_pool >::GetIfValid
static Titem * GetIfValid(size_t index)
Returns Titem with given index.
Definition: pool_type.hpp:340
CMD_ERROR
static const CommandCost CMD_ERROR
Define a default return value for a failed command.
Definition: command_func.h:23
TO_BUILDINGS
@ TO_BUILDINGS
company buildings - depots, stations, HQ, ...
Definition: transparency.h:27
TileInfo
Tile information, used while rendering the tile.
Definition: tile_cmd.h:42
Backup
Class to backup a specific variable and restore it later.
Definition: backup_type.hpp:21
company_base.h
CmdBuildShipDepot
CommandCost CmdBuildShipDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Build a ship depot.
Definition: water_cmd.cpp:101
IsTransparencySet
static bool IsTransparencySet(TransparencyOption to)
Check if the transparency option bit is set and if we aren't in the game menu (there's never transpar...
Definition: transparency.h:48
tunnelbridge_map.h
GetLockDirection
static DiagDirection GetLockDirection(TileIndex t)
Get the direction of the water lock.
Definition: water_map.h:308
DrawWaterLock
static void DrawWaterLock(const TileInfo *ti)
Draw a lock tile.
Definition: water_cmd.cpp:789
TileDesc::owner
Owner owner[4]
Name of the owner(s)
Definition: tile_cmd.h:53
Station
Station data structure.
Definition: station_base.h:450
company_gui.h
Vehicle::z_pos
int32 z_pos
z coordinate.
Definition: vehicle_base.h:280
AmbientSoundEffect
static void AmbientSoundEffect(TileIndex tile)
Play an ambient sound effect for an empty tile.
Definition: newgrf_generic.h:53
FloodVehicles
static void FloodVehicles(TileIndex tile)
Finds a vehicle to flood.
Definition: water_cmd.cpp:1029
IsAirportTile
static bool IsAirportTile(TileIndex t)
Is this tile a station tile and an airport tile?
Definition: station_map.h:167
IsWateredTile
bool IsWateredTile(TileIndex tile, Direction from)
return true if a tile is a water tile wrt.
Definition: water_cmd.cpp:603
DIR_NW
@ DIR_NW
Northwest.
Definition: direction_type.h:33
SLOPE_HALFTILE_MASK
@ SLOPE_HALFTILE_MASK
three bits used for halftile slopes
Definition: slope_type.h:72
DiagDirToAxis
static Axis DiagDirToAxis(DiagDirection d)
Convert a DiagDirection to the axis.
Definition: direction_func.h:214
MakeSea
static void MakeSea(TileIndex t)
Make a sea tile.
Definition: water_map.h:414
TileAddByDir
static TileIndex TileAddByDir(TileIndex tile, Direction dir)
Adds a Direction to a tile.
Definition: map_func.h:370
Vehicle::vehstatus
byte vehstatus
Status.
Definition: vehicle_base.h:326
DIAGDIR_END
@ DIAGDIR_END
Used for iterations.
Definition: direction_type.h:83
MakeClear
static void MakeClear(TileIndex t, ClearGround g, uint density)
Make a clear tile.
Definition: clear_map.h:259
CompanyInfrastructure::water
uint32 water
Count of company owned track bits for canals.
Definition: company_base.h:34
depot_func.h
TREE_GROUND_SHORE
@ TREE_GROUND_SHORE
shore
Definition: tree_map.h:56
Pool::PoolItem::index
Tindex index
Index of this pool item.
Definition: pool_type.hpp:227
Vehicle::Crash
virtual uint Crash(bool flooded=false)
Crash the (whole) vehicle chain.
Definition: vehicle.cpp:260
AxisToTrackBits
static TrackBits AxisToTrackBits(Axis a)
Maps an Axis to the corresponding TrackBits value.
Definition: track_func.h:96
FloodHalftile
bool FloodHalftile(TileIndex t)
Called from water_cmd if a non-flat rail-tile gets flooded and should be converted to shore.
Definition: rail_cmd.cpp:771
PalSpriteID::sprite
SpriteID sprite
The 'real' sprite.
Definition: gfx_type.h:23
DoBuildLock
static CommandCost DoBuildLock(TileIndex tile, DiagDirection dir, DoCommandFlag flags)
Builds a lock.
Definition: water_cmd.cpp:297
HasBit
static bool HasBit(const T x, const uint8 y)
Checks if a bit in a value is set.
Definition: bitmath_func.hpp:103
IsHalftileSlope
static bool IsHalftileSlope(Slope s)
Checks for non-continuous slope on halftile foundations.
Definition: slope_func.h:47
CLEAR_GRASS
@ CLEAR_GRASS
0-3
Definition: clear_map.h:20
SND_12_EXPLOSION
@ SND_12_EXPLOSION
16 == 0x10 Destruction, crashes, disasters, ...
Definition: sound_type.h:55
RAIL_GROUND_FENCE_VERT1
@ RAIL_GROUND_FENCE_VERT1
Grass with a fence at the eastern side.
Definition: rail_map.h:494
GetCanalSpriteOffset
uint GetCanalSpriteOffset(CanalFeature feature, TileIndex tile, uint cur_offset)
Get the new sprite offset for a water tile.
Definition: newgrf_canal.cpp:181
VETSB_CONTINUE
@ VETSB_CONTINUE
Bit sets of the above specified bits.
Definition: tile_cmd.h:34
MP_RAILWAY
@ MP_RAILWAY
A railway.
Definition: tile_type.h:42
WaterClass
WaterClass
classes of water (for WATER_TILE_CLEAR water tile type).
Definition: water_map.h:47
DrawWaterTileStruct
static void DrawWaterTileStruct(const TileInfo *ti, const DrawTileSeqStruct *dtss, SpriteID base, uint offset, PaletteID palette, CanalFeature feature)
Draw a build sprite sequence for water tiles.
Definition: water_cmd.cpp:772
GetPartialPixelZ
uint GetPartialPixelZ(int x, int y, Slope corners)
Determines height at given coordinate of a slope.
Definition: landscape.cpp:215
aircraft.h
DrawBridgeMiddle
void DrawBridgeMiddle(const TileInfo *ti)
Draw the middle bits of a bridge.
Definition: tunnelbridge_cmd.cpp:1540
water_land.h
GetTrackBits
static TrackBits GetTrackBits(TileIndex tile)
Gets the track bits of the given tile.
Definition: rail_map.h:136
TileInfo::y
uint y
Y position of the tile in unit coordinates.
Definition: tile_cmd.h:44
_settings_client
ClientSettings _settings_client
The current settings for this game.
Definition: settings.cpp:79
RAIL_GROUND_FENCE_VERT2
@ RAIL_GROUND_FENCE_VERT2
Grass with a fence at the western side.
Definition: rail_map.h:495
IsCoast
static bool IsCoast(TileIndex t)
Is it a coast tile?
Definition: water_map.h:195
DC_NO_WATER
@ DC_NO_WATER
don't allow building on water
Definition: command_type.h:351
CFF_HAS_FLAT_SPRITE
@ CFF_HAS_FLAT_SPRITE
Additional flat ground sprite in the beginning.
Definition: newgrf_canal.h:18
MP_INDUSTRY
@ MP_INDUSTRY
Part of an industry.
Definition: tile_type.h:49
town.h
TileY
static uint TileY(TileIndex tile)
Get the Y component of a tile.
Definition: map_func.h:215
OrthogonalTileArea::Add
void Add(TileIndex to_add)
Add a single tile to a tile area; enlarge if needed.
Definition: tilearea.cpp:43
Company::infrastructure
CompanyInfrastructure infrastructure
NOSAVE: Counts of company owned infrastructure.
Definition: company_base.h:126
DIR_W
@ DIR_W
West.
Definition: direction_type.h:32
SLOPE_EW
@ SLOPE_EW
east and west corner are raised
Definition: slope_type.h:59
WATER_CLASS_RIVER
@ WATER_CLASS_RIVER
River.
Definition: water_map.h:50
TransportType
TransportType
Available types of transport.
Definition: transport_type.h:19
clear_map.h
VEH_ROAD
@ VEH_ROAD
Road vehicle type.
Definition: vehicle_type.h:25
Vehicle
Vehicle data structure.
Definition: vehicle_base.h:222
WATER_TILE_DEPOT
@ WATER_TILE_DEPOT
Water Depot.
Definition: water_map.h:43
Vehicle::owner
Owner owner
Which company owns the vehicle?
Definition: vehicle_base.h:283
Owner
Owner
Enum for all companies/owners.
Definition: company_type.h:18
EV_EXPLOSION_LARGE
@ EV_EXPLOSION_LARGE
Various explosions.
Definition: effectvehicle_func.h:22
DC_EXEC
@ DC_EXEC
execute the given command
Definition: command_type.h:348
DIR_N
@ DIR_N
North.
Definition: direction_type.h:26
TileDesc
Tile description for the 'land area information' tool.
Definition: tile_cmd.h:51
SetDParam
static void SetDParam(uint n, uint64 v)
Set a string parameter v at index n in the global string parameter array.
Definition: strings_func.h:199
DoCommandFlag
DoCommandFlag
List of flags for a command.
Definition: command_type.h:346
Foundation
Foundation
Enumeration for Foundations.
Definition: slope_type.h:93
EnsureNoVehicleOnGround
CommandCost EnsureNoVehicleOnGround(TileIndex tile)
Ensure there is no vehicle at the ground at the given position.
Definition: vehicle.cpp:539
newgrf_generic.h
AIR_SHADOW
@ AIR_SHADOW
shadow of the aircraft
Definition: aircraft.h:33
Industry::neutral_station
Station * neutral_station
Associated neutral station.
Definition: industry.h:69
TRACK_BIT_UPPER
@ TRACK_BIT_UPPER
Upper track.
Definition: track_type.h:42
CommandCost::Succeeded
bool Succeeded() const
Did this command succeed?
Definition: command_type.h:150
TileX
static uint TileX(TileIndex tile)
Get the X component of a tile.
Definition: map_func.h:205
industry_map.h
GetLockPart
static byte GetLockPart(TileIndex t)
Get the part of a lock.
Definition: water_map.h:320
DEPOT_PART_NORTH
@ DEPOT_PART_NORTH
Northern part of a depot.
Definition: water_map.h:58
GetTileTrackStatus
TrackStatus GetTileTrackStatus(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side)
Returns information about trackdirs and signal states.
Definition: landscape.cpp:589
effectvehicle_func.h
TRACK_BIT_RIGHT
@ TRACK_BIT_RIGHT
Right track.
Definition: track_type.h:45
Airport::GetFTA
const AirportFTAClass * GetFTA() const
Get the finite-state machine for this airport or the finite-state machine for the dummy airport in ca...
Definition: station_base.h:332
ai.hpp
IsInsideMM
static bool IsInsideMM(const T x, const size_t min, const size_t max)
Checks if a value is in an interval.
Definition: math_func.hpp:204
SLOPE_NW
@ SLOPE_NW
north and west corner are raised
Definition: slope_type.h:55
TileInfo::tileh
Slope tileh
Slope of the tile.
Definition: tile_cmd.h:45
SpriteID
uint32 SpriteID
The number of a sprite, without mapping bits and colourtables.
Definition: gfx_type.h:17
IsTileOnWater
static bool IsTileOnWater(TileIndex t)
Tests if the tile was built on water.
Definition: water_map.h:130
SLOPE_FLAT
@ SLOPE_FLAT
a flat tile
Definition: slope_type.h:49
GetShipDepotNorthTile
static TileIndex GetShipDepotNorthTile(TileIndex t)
Get the most northern tile of a ship depot.
Definition: water_map.h:283
TileDesc::build_date
Date build_date
Date of construction of tile contents.
Definition: tile_cmd.h:55
DrawTileSprites::ground
PalSpriteID ground
Palette and sprite for the ground.
Definition: sprite.h:59
ToTileIndexDiff
static TileIndexDiff ToTileIndexDiff(TileIndexDiffC tidc)
Return the offset between to tiles from a TileIndexDiffC struct.
Definition: map_func.h:230
WATER_TILE_COAST
@ WATER_TILE_COAST
Coast.
Definition: water_map.h:41
WATER_CLASS_INVALID
@ WATER_CLASS_INVALID
Used for industry tiles on land (also for oilrig if newgrf says so).
Definition: water_map.h:51
DrawTileSeqStruct::delta_x
int8 delta_x
0x80 is sequence terminator
Definition: sprite.h:26
depot_base.h
DirToDiagDir
static DiagDirection DirToDiagDir(Direction dir)
Convert a Direction to a DiagDirection.
Definition: direction_func.h:166
return_cmd_error
#define return_cmd_error(errcode)
Returns from a function with a specific StringID as error.
Definition: command_func.h:33
MapSize
static uint MapSize()
Get the size of the map.
Definition: map_func.h:92
EXPENSES_CONSTRUCTION
@ EXPENSES_CONSTRUCTION
Construction costs.
Definition: economy_type.h:158
AI::NewEvent
static void NewEvent(CompanyID company, ScriptEvent *event)
Queue a new event for an AI.
Definition: ai_core.cpp:234
IsBridgeTile
static bool IsBridgeTile(TileIndex t)
checks if there is a bridge on this tile
Definition: bridge_map.h:35
CommandCost
Common return value for all commands.
Definition: command_type.h:23
HasTileWaterGround
static bool HasTileWaterGround(TileIndex t)
Checks whether the tile has water at the ground.
Definition: water_map.h:344
cmd_helper.h
_date
Date _date
Current date in days (day counter)
Definition: date.cpp:28
SetTropicZone
static void SetTropicZone(TileIndex tile, TropicZone type)
Set the tropic zone.
Definition: tile_map.h:225
TILE_AREA_LOOP
#define TILE_AREA_LOOP(var, ta)
A loop which iterates over the tiles of a TileArea.
Definition: tilearea_type.h:232
TileHeight
static uint TileHeight(TileIndex tile)
Returns the height of a tile.
Definition: tile_map.h:29
ClientSettings::sound
SoundSettings sound
sound effect settings
Definition: settings_type.h:570
CircularTileSearch
bool CircularTileSearch(TileIndex *tile, uint size, TestTileOnSearchProc proc, void *user_data)
Function performing a search around a center tile and going outward, thus in circle.
Definition: map.cpp:258
FloodVehicleProc
static Vehicle * FloodVehicleProc(Vehicle *v, void *data)
Flood a vehicle if we are allowed to flood it, i.e.
Definition: water_cmd.cpp:991
DrawTileSeqStruct::delta_z
int8 delta_z
0x80 identifies child sprites
Definition: sprite.h:28
Industry::GetByTile
static Industry * GetByTile(TileIndex tile)
Get the industry of the given tile.
Definition: industry.h:144
WATER_TILE_CLEAR
@ WATER_TILE_CLEAR
Plain water.
Definition: water_map.h:40
MakeLock
static void MakeLock(TileIndex t, Owner o, DiagDirection d, WaterClass wc_lower, WaterClass wc_upper, WaterClass wc_middle)
Make a water lock.
Definition: water_map.h:496
DirtyCompanyInfrastructureWindows
void DirtyCompanyInfrastructureWindows(CompanyID company)
Redraw all windows with company infrastructure counts.
Definition: company_gui.cpp:2762
DIR_E
@ DIR_E
East.
Definition: direction_type.h:28
TrackBitsToTrackdirBits
static TrackdirBits TrackBitsToTrackdirBits(TrackBits bits)
Converts TrackBits to TrackdirBits while allowing both directions.
Definition: track_func.h:327
TileIndexDiff
int32 TileIndexDiff
An offset value between to tiles.
Definition: map_func.h:154
Vehicle::tile
TileIndex tile
Current tile index.
Definition: vehicle_base.h:240
TrackStatusToTrackBits
static TrackBits TrackStatusToTrackBits(TrackStatus ts)
Returns the present-track-information of a TrackStatus.
Definition: track_func.h:371
DrawCanalWater
static void DrawCanalWater(TileIndex tile)
draw a canal styled water tile with dikes around
Definition: water_cmd.cpp:748
MP_OBJECT
@ MP_OBJECT
Contains objects such as transmitters and owned land.
Definition: tile_type.h:51
VS_CRASHED
@ VS_CRASHED
Vehicle is crashed.
Definition: vehicle_base.h:37
IsBuoy
static bool IsBuoy(TileIndex t)
Is tile t a buoy tile?
Definition: station_map.h:306
INVALID_OWNER
@ INVALID_OWNER
An invalid owner.
Definition: company_type.h:29
OrthogonalTileArea::w
uint16 w
The width of the area.
Definition: tilearea_type.h:18
MP_WATER
@ MP_WATER
Water tile.
Definition: tile_type.h:47
CommandCost::Failed
bool Failed() const
Did this command fail?
Definition: command_type.h:159
IsInvisibilitySet
static bool IsInvisibilitySet(TransparencyOption to)
Check if the invisibility option bit is set and if we aren't in the game menu (there's never transpar...
Definition: transparency.h:59
RiverModifyDesertZone
bool RiverModifyDesertZone(TileIndex tile, void *)
Callback to create non-desert around a river tile.
Definition: water_cmd.cpp:429
Station::airport
Airport airport
Tile area the airport covers.
Definition: station_base.h:464
OrthogonalTileArea
Represents the covered area of e.g.
Definition: tilearea_type.h:16
IsShipDepot
static bool IsShipDepot(TileIndex t)
Is it a water tile with a ship depot on it?
Definition: water_map.h:216
DIR_NE
@ DIR_NE
Northeast.
Definition: direction_type.h:27
LOCK_PART_MIDDLE
@ LOCK_PART_MIDDLE
Middle part of a lock.
Definition: water_map.h:65
_settings_game
GameSettings _settings_game
Game settings of a running game or the scenario editor.
Definition: settings.cpp:80
GetTropicZone
static TropicZone GetTropicZone(TileIndex tile)
Get the tropic zone.
Definition: tile_map.h:238
_water_feature
WaterFeature _water_feature[CF_END]
Table of canal 'feature' sprite groups.
Definition: newgrf_canal.cpp:21
Game::NewEvent
static void NewEvent(class ScriptEvent *event)
Queue a new event for a Game Script.
Definition: game_core.cpp:141
DrawTileSeqStruct::IsTerminator
bool IsTerminator() const
Check whether this is a sequence terminator.
Definition: sprite.h:41
_local_company
CompanyID _local_company
Company controlled by the human player at this client. Can also be COMPANY_SPECTATOR.
Definition: company_cmd.cpp:46
TRACK_BIT_X
@ TRACK_BIT_X
X-axis track.
Definition: track_type.h:40
TileOffsByDir
static TileIndexDiff TileOffsByDir(Direction dir)
Convert a Direction to a TileIndexDiff.
Definition: map_func.h:355
industry.h
safeguards.h
CombineTrackStatus
static TrackStatus CombineTrackStatus(TrackdirBits trackdirbits, TrackdirBits red_signals)
Builds a TrackStatus.
Definition: track_func.h:396
SetDockingTile
static void SetDockingTile(TileIndex t, bool b)
Set the docking tile state of a tile.
Definition: water_map.h:355
SLOPE_STEEP
@ SLOPE_STEEP
indicates the slope is steep
Definition: slope_type.h:54
IsValidTile
static bool IsValidTile(TileIndex tile)
Checks if a tile is valid.
Definition: tile_map.h:161
ConstructionSettings::freeform_edges
bool freeform_edges
allow terraforming the tiles at the map edges
Definition: settings_type.h:319
GetCanalSprite
SpriteID GetCanalSprite(CanalFeature feature, TileIndex tile)
Lookup the base sprite to use for a canal.
Definition: newgrf_canal.cpp:150
CommandCost::GetCost
Money GetCost() const
The costs as made up to this moment.
Definition: command_type.h:82
ReverseDiagDir
static DiagDirection ReverseDiagDir(DiagDirection d)
Returns the reverse direction of the given DiagDirection.
Definition: direction_func.h:118
GetTileSlope
Slope GetTileSlope(TileIndex tile, int *h)
Return the slope of a given tile inside the map.
Definition: tile_map.cpp:59
DIR_S
@ DIR_S
South.
Definition: direction_type.h:30
IsTileOwner
static bool IsTileOwner(TileIndex tile, Owner owner)
Checks if a tile belongs to the given owner.
Definition: tile_map.h:214
DrawTileSprites
Ground palette sprite of a tile, together with its sprite layout.
Definition: sprite.h:58
INVALID_DIAGDIR
@ INVALID_DIAGDIR
Flag for an invalid DiagDirection.
Definition: direction_type.h:84
DrawSprite
void DrawSprite(SpriteID img, PaletteID pal, int x, int y, const SubSprite *sub, ZoomLevel zoom)
Draw a sprite, not in a viewport.
Definition: gfx.cpp:978
MP_TUNNELBRIDGE
@ MP_TUNNELBRIDGE
Tunnel entry/exit and bridge heads.
Definition: tile_type.h:50
AirportFTAClass
Finite sTate mAchine (FTA) of an airport.
Definition: airport.h:143
SoundSettings::disaster
bool disaster
Play disaster and accident sounds.
Definition: settings_type.h:189
FOUNDATION_NONE
@ FOUNDATION_NONE
The tile has no foundation, the slope remains unchanged.
Definition: slope_type.h:94
SLOPE_SW
@ SLOPE_SW
south and west corner are raised
Definition: slope_type.h:56
Slope
Slope
Enumeration for the slope-type.
Definition: slope_type.h:48
DiagDirection
DiagDirection
Enumeration for diagonal directions.
Definition: direction_type.h:77
MarkCanalsAndRiversAroundDirty
static void MarkCanalsAndRiversAroundDirty(TileIndex tile)
Marks the tiles around a tile as dirty, if they are canals or rivers.
Definition: water_cmd.cpp:84
GetFoundationSlope
Slope GetFoundationSlope(TileIndex tile, int *z)
Get slope of a tile on top of a (possible) foundation If a tile does not have a foundation,...
Definition: landscape.cpp:422
TRACK_BIT_ALL
@ TRACK_BIT_ALL
All possible tracks.
Definition: track_type.h:53
CreateEffectVehicleRel
EffectVehicle * CreateEffectVehicleRel(const Vehicle *v, int x, int y, int z, EffectVehicleType type)
Create an effect vehicle above a particular vehicle.
Definition: effectvehicle.cpp:638
CmdBuildLock
CommandCost CmdBuildLock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Builds a lock.
Definition: water_cmd.cpp:420
date_func.h
CommandCost::AddCost
void AddCost(const Money &cost)
Adds the given cost to the cost of the command.
Definition: command_type.h:62
TRACK_BIT_LOWER
@ TRACK_BIT_LOWER
Lower track.
Definition: track_type.h:43
WATER_CLASS_CANAL
@ WATER_CLASS_CANAL
Canal.
Definition: water_map.h:49
GetShipDepotPart
static DepotPart GetShipDepotPart(TileIndex t)
Get the part of a ship depot.
Definition: water_map.h:249
stdafx.h
landscape.h
TileTypeProcs
Set of callback functions for performing tile operations of a given tile type.
Definition: tile_cmd.h:145
DC_BANKRUPT
@ DC_BANKRUPT
company bankrupts, skip money check, skip vehicle on tile check in some cases
Definition: command_type.h:354
IsValidDockingDirectionForDock
bool IsValidDockingDirectionForDock(TileIndex t, DiagDirection d)
Check if a dock tile can be docked from the given direction.
Definition: station_cmd.cpp:2642
TileLoop_Water
void TileLoop_Water(TileIndex tile)
Let a water tile floods its diagonal adjoining tiles called from tunnelbridge_cmd,...
Definition: water_cmd.cpp:1210
viewport_func.h
IsTileType
static bool IsTileType(TileIndex tile, TileType type)
Checks if a tile is a given tiletype.
Definition: tile_map.h:150
RailGroundType
RailGroundType
The ground 'under' the rail.
Definition: rail_map.h:485
GetTunnelBridgeDirection
static DiagDirection GetTunnelBridgeDirection(TileIndex t)
Get the direction pointing to the other end.
Definition: tunnelbridge_map.h:26
GetTileOwner
static Owner GetTileOwner(TileIndex tile)
Returns the owner of a tile.
Definition: tile_map.h:178
AddSortableSpriteToDraw
void AddSortableSpriteToDraw(SpriteID image, PaletteID pal, int x, int y, int w, int h, int dz, int z, bool transparent, int bb_offset_x, int bb_offset_y, int bb_offset_z, const SubSprite *sub)
Draw a (transparent) sprite at given coordinates with a given bounding box.
Definition: viewport.cpp:660
TREE_GROUND_GRASS
@ TREE_GROUND_GRASS
normal grass
Definition: tree_map.h:53
RAIL_GROUND_WATER
@ RAIL_GROUND_WATER
Grass with a fence and shore or water on the free halftile.
Definition: rail_map.h:499
OrthogonalTileArea::h
uint16 h
The height of the area.
Definition: tilearea_type.h:19
MP_TREES
@ MP_TREES
Tile got trees.
Definition: tile_type.h:45
TileIndexDiffC
A pair-construct of a TileIndexDiff.
Definition: map_type.h:57
CheckForDockingTile
void CheckForDockingTile(TileIndex t)
Mark the supplied tile as a docking tile if it is suitable for docking.
Definition: water_cmd.cpp:182
AirportFTAClass::delta_z
byte delta_z
Z adjustment for helicopter pads.
Definition: airport.h:183
DEPOT_PART_SOUTH
@ DEPOT_PART_SOUTH
Southern part of a depot.
Definition: water_map.h:59
ReverseDir
static Direction ReverseDir(Direction d)
Return the reverse of a direction.
Definition: direction_func.h:54
MakeDefaultName
void MakeDefaultName(T *obj)
Set the default name for a depot/waypoint.
Definition: town.h:239
IsDockTile
static bool IsDockTile(TileIndex t)
Is tile t a dock tile?
Definition: station_map.h:295
TRACKDIR_BIT_NONE
@ TRACKDIR_BIT_NONE
No track build.
Definition: track_type.h:102
_current_company
CompanyID _current_company
Company currently doing an action.
Definition: company_cmd.cpp:47
vehicle_func.h
SLOPE_N
@ SLOPE_N
the north corner of the tile is raised
Definition: slope_type.h:53
FloodVehicle
static void FloodVehicle(Vehicle *v)
Handle the flooding of a vehicle.
Definition: water_cmd.cpp:973
FLOOD_PASSIVE
@ FLOOD_PASSIVE
The tile does not actively flood neighboured tiles, but it prevents them from drying up.
Definition: water.h:22
station_base.h
strings_func.h
Vehicle::First
Vehicle * First() const
Get the first vehicle of this vehicle chain.
Definition: vehicle_base.h:605
GetWaterClass
static WaterClass GetWaterClass(TileIndex t)
Get the water class at a tile.
Definition: water_map.h:106
RAIL_GROUND_FENCE_HORIZ1
@ RAIL_GROUND_FENCE_HORIZ1
Grass with a fence at the southern side.
Definition: rail_map.h:496
DC_FORCE_CLEAR_TILE
@ DC_FORCE_CLEAR_TILE
do not only remove the object on the tile, but also clear any water left on it
Definition: command_type.h:359
MapMaxY
static uint MapMaxY()
Gets the maximum Y coordinate within the map, including MP_VOID.
Definition: map_func.h:111
DoFloodTile
void DoFloodTile(TileIndex target)
Floods a tile.
Definition: water_cmd.cpp:1096
TRACK_BIT_LEFT
@ TRACK_BIT_LEFT
Left track.
Definition: track_type.h:44
DrawSeaWater
static void DrawSeaWater(TileIndex tile)
Draw a plain sea water tile with no edges.
Definition: water_cmd.cpp:742
MP_VOID
@ MP_VOID
Invisible tiles at the SW and SE border.
Definition: tile_type.h:48
IsPlainRail
static bool IsPlainRail(TileIndex t)
Returns whether this is plain rails, with or without signals.
Definition: rail_map.h:49
Backup::Restore
void Restore()
Restore the variable.
Definition: backup_type.hpp:112
GetWaterTileType
static WaterTileType GetWaterTileType(TileIndex t)
Get the water tile type at a tile.
Definition: water_map.h:77
IsSlopeWithOneCornerRaised
static bool IsSlopeWithOneCornerRaised(Slope s)
Tests if a specific slope has exactly one corner raised.
Definition: slope_func.h:88
MakeShipDepot
static void MakeShipDepot(TileIndex t, Owner o, DepotID did, DepotPart part, Axis a, WaterClass original_water_class)
Make a ship depot section.
Definition: water_map.h:450
DIR_END
@ DIR_END
Used to iterate.
Definition: direction_type.h:34
IsWaterTile
static bool IsWaterTile(TileIndex t)
Is it a water tile with plain water?
Definition: water_map.h:184
PaletteID
uint32 PaletteID
The number of the palette.
Definition: gfx_type.h:18
GetIndustryIndex
static IndustryID GetIndustryIndex(TileIndex t)
Get the industry ID of the given tile.
Definition: industry_map.h:63
tree_map.h
MarkTileDirtyByTile
void MarkTileDirtyByTile(TileIndex tile, int bridge_level_offset, int tile_height_override)
Mark a tile given by its index dirty for repaint.
Definition: viewport.cpp:1985
TRANSPORT_WATER
@ TRANSPORT_WATER
Transport over water.
Definition: transport_type.h:29
OWNER_NONE
@ OWNER_NONE
The tile has no ownership.
Definition: company_type.h:25
MakeShore
static void MakeShore(TileIndex t)
Helper function to make a coast tile.
Definition: water_map.h:375
TileDiffXY
static TileIndexDiff TileDiffXY(int x, int y)
Calculates an offset for the given coordinate(-offset).
Definition: map_func.h:179
MP_STATION
@ MP_STATION
A tile of a station.
Definition: tile_type.h:46
FloodingBehaviour
FloodingBehaviour
Describes the behaviour of a tile during flooding.
Definition: water.h:19
SpecializedStation< Station, false >::GetByTile
static Station * GetByTile(TileIndex tile)
Get the station belonging to a specific tile.
Definition: base_station_base.h:238
RIVER_OFFSET_DESERT_DISTANCE
static const uint RIVER_OFFSET_DESERT_DISTANCE
Circular tile search radius to create non-desert around a river tile.
Definition: water.h:42
FindVehicleOnPos
void FindVehicleOnPos(TileIndex tile, void *data, VehicleFromPosProc *proc)
Find a vehicle from a specific location.
Definition: vehicle.cpp:498
FLOOD_NONE
@ FLOOD_NONE
The tile does not flood neighboured tiles.
Definition: water.h:20
Pool::PoolItem<&_depot_pool >::CanAllocateItem
static bool CanAllocateItem(size_t n=1)
Helper functions so we can use PoolItem::Function() instead of _poolitem_pool.Function()
Definition: pool_type.hpp:299
NT_ACCIDENT
@ NT_ACCIDENT
An accident or disaster has occurred.
Definition: news_type.h:24
IsLock
static bool IsLock(TileIndex t)
Is there a lock on a given water tile?
Definition: water_map.h:297
DIAGDIR_BEGIN
@ DIAGDIR_BEGIN
Used for iterations.
Definition: direction_type.h:78
GetShipDepotAxis
static Axis GetShipDepotAxis(TileIndex t)
Get the axis of the ship depot.
Definition: water_map.h:237
TileDesc::str
StringID str
Description of the tile.
Definition: tile_cmd.h:52
DC_AUTO
@ DC_AUTO
don't allow building on structures
Definition: command_type.h:349
SLOPE_S
@ SLOPE_S
the south corner of the tile is raised
Definition: slope_type.h:51
company_func.h
IsRiver
static bool IsRiver(TileIndex t)
Is it a river water tile?
Definition: water_map.h:174
MapMaxX
static uint MapMaxX()
Gets the maximum X coordinate within the map, including MP_VOID.
Definition: map_func.h:102
GetTreeGround
static TreeGround GetTreeGround(TileIndex t)
Returns the groundtype for tree tiles.
Definition: tree_map.h:88
TILE_ADDXY
#define TILE_ADDXY(tile, x, y)
Adds a given offset to a tile.
Definition: map_func.h:258
_flood_from_dirs
static const uint8 _flood_from_dirs[]
Describes from which directions a specific slope can be flooded (if the tile is floodable at all).
Definition: water_cmd.cpp:49
LOCK_DEPOT_TILE_FACTOR
static const uint LOCK_DEPOT_TILE_FACTOR
Multiplier for how many regular tiles a lock counts.
Definition: economy_type.h:230
DrawWaterDepot
static void DrawWaterDepot(const TileInfo *ti)
Draw a ship depot tile.
Definition: water_cmd.cpp:828
SLOPE_W
@ SLOPE_W
the west corner of the tile is raised
Definition: slope_type.h:50
TrackBits
TrackBits
Bitfield corresponding to Track.
Definition: track_type.h:38
Vehicle::subtype
byte subtype
subtype (Filled with values from AircraftSubType/DisasterSubType/EffectVehicleType/GroundVehicleSubty...
Definition: vehicle_base.h:336
IsDockingTile
static bool IsDockingTile(TileIndex t)
Checks whether the tile is marked as a dockling tile.
Definition: water_map.h:365
CheckTileOwnership
CommandCost CheckTileOwnership(TileIndex tile)
Check whether the current owner owns the stuff on the given tile.
Definition: company_cmd.cpp:328
DrawTileSprites::seq
const DrawTileSeqStruct * seq
Array of child sprites. Terminated with a terminator entry.
Definition: sprite.h:60
Depot::build_date
Date build_date
Date of construction.
Definition: depot_base.h:25
FLOOD_ACTIVE
@ FLOOD_ACTIVE
The tile floods neighboured tiles.
Definition: water.h:21
Depot
Definition: depot_base.h:19
MakeCanal
static void MakeCanal(TileIndex t, Owner o, uint8 random_bits)
Make a canal tile.
Definition: water_map.h:435
DiagDirToDiagTrackBits
static TrackBits DiagDirToDiagTrackBits(DiagDirection diagdir)
Maps a (4-way) direction to the diagonal track bits incidating with that diagdir.
Definition: track_func.h:532
GetBridgePixelHeight
static int GetBridgePixelHeight(TileIndex tile)
Get the height ('z') of a bridge in pixels.
Definition: bridge_map.h:84
IsDock
static bool IsDock(TileIndex t)
Is tile t a dock tile?
Definition: station_map.h:285
random_func.hpp
newgrf_canal.h
OverflowSafeInt< int64, INT64_MAX, INT64_MIN >
IsOilRig
static bool IsOilRig(TileIndex t)
Is tile t part of an oilrig?
Definition: station_map.h:274
Axis
Axis
Allow incrementing of DiagDirDiff variables.
Definition: direction_type.h:123
RemoveLock
static CommandCost RemoveLock(TileIndex tile, DoCommandFlag flags)
Remove a lock.
Definition: water_cmd.cpp:373
GetFloodingBehaviour
FloodingBehaviour GetFloodingBehaviour(TileIndex tile)
Returns the behaviour of a tile during flooding.
Definition: water_cmd.cpp:1060
SetTileOwner
static void SetTileOwner(TileIndex tile, Owner owner)
Sets the owner of a tile.
Definition: tile_map.h:198
RAIL_GROUND_FENCE_HORIZ2
@ RAIL_GROUND_FENCE_HORIZ2
Grass with a fence at the northern side.
Definition: rail_map.h:497
PalSpriteID::pal
PaletteID pal
The palette (use PAL_NONE) if not needed)
Definition: gfx_type.h:24
TRACK_BIT_Y
@ TRACK_BIT_Y
Y-axis track.
Definition: track_type.h:41
TileInfo::tile
TileIndex tile
Tile index.
Definition: tile_cmd.h:46
GameSettings::construction
ConstructionSettings construction
construction of things in-game
Definition: settings_type.h:551
IsInclinedSlope
static bool IsInclinedSlope(Slope s)
Tests if a specific slope is an inclined slope.
Definition: slope_func.h:228
SLOPE_NS
@ SLOPE_NS
north and south corner are raised
Definition: slope_type.h:60
CmdBuildCanal
CommandCost CmdBuildCanal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Build a piece of canal.
Definition: water_cmd.cpp:444
GetTileType
static TileType GetTileType(TileIndex tile)
Get the tiletype of a given tile.
Definition: tile_map.h:96
VEH_TRAIN
@ VEH_TRAIN
Train vehicle type.
Definition: vehicle_type.h:24
Pool::PoolItem<&_company_pool >::IsValidID
static bool IsValidID(size_t index)
Tests whether given index can be used to get valid (non-nullptr) Titem.
Definition: pool_type.hpp:318
BaseVehicle::type
VehicleType type
Type of vehicle.
Definition: vehicle_type.h:52
WATER_CLASS_SEA
@ WATER_CLASS_SEA
Sea.
Definition: water_map.h:48
TROPICZONE_NORMAL
@ TROPICZONE_NORMAL
Normal tropiczone.
Definition: tile_type.h:70
WATER_TILE_LOCK
@ WATER_TILE_LOCK
Water lock.
Definition: water_map.h:42
GetTilePixelSlope
static Slope GetTilePixelSlope(TileIndex tile, int *h)
Return the slope of a given tile.
Definition: tile_map.h:280
ShowDepotWindow
void ShowDepotWindow(TileIndex tile, VehicleType type)
Opens a depot window.
Definition: depot_gui.cpp:1102
GetTunnelBridgeTransportType
static TransportType GetTunnelBridgeTransportType(TileIndex t)
Tunnel: Get the transport type of the tunnel (road or rail) Bridge: Get the transport type of the bri...
Definition: tunnelbridge_map.h:39
VEH_SHIP
@ VEH_SHIP
Ship vehicle type.
Definition: vehicle_type.h:26
Company
Definition: company_base.h:110
SLOPE_SE
@ SLOPE_SE
south and east corner are raised
Definition: slope_type.h:57
DepotPart
DepotPart
Sections of the water depot.
Definition: water_map.h:57
OWNER_WATER
@ OWNER_WATER
The tile/execution is done by "water".
Definition: company_type.h:26
DrawWaterSprite
static void DrawWaterSprite(SpriteID base, uint offset, CanalFeature feature, TileIndex tile)
Draw a water sprite, potentially with a NewGRF-modified sprite offset.
Definition: water_cmd.cpp:674
SLOPE_NE
@ SLOPE_NE
north and east corner are raised
Definition: slope_type.h:58
FOR_EACH_SET_BIT
#define FOR_EACH_SET_BIT(bitpos_var, bitset_value)
Do an operation for each set set bit in a value.
Definition: bitmath_func.hpp:361
SLOPE_E
@ SLOPE_E
the east corner of the tile is raised
Definition: slope_type.h:52
VehicleEnterTileStatus
VehicleEnterTileStatus
The returned bits of VehicleEnterTile.
Definition: tile_cmd.h:20
CMD_LANDSCAPE_CLEAR
@ CMD_LANDSCAPE_CLEAR
demolish a tile
Definition: command_type.h:180
DrawWaterEdges
static void DrawWaterEdges(bool canal, uint offset, TileIndex tile)
Draw canal or river edges.
Definition: water_cmd.cpp:689
DrawGroundSprite
void DrawGroundSprite(SpriteID image, PaletteID pal, const SubSprite *sub, int extra_offs_x, int extra_offs_y)
Draws a ground sprite for the current tile.
Definition: viewport.cpp:576
MakeRiver
static void MakeRiver(TileIndex t, uint8 random_bits)
Make a river tile.
Definition: water_map.h:424
SetTreeGroundDensity
static void SetTreeGroundDensity(TileIndex t, TreeGround g, uint d)
Set the density and ground type of a tile with trees.
Definition: tree_map.h:130
GetInclinedSlopeDirection
static DiagDirection GetInclinedSlopeDirection(Slope s)
Returns the direction of an inclined slope.
Definition: slope_func.h:239
MarkTileDirtyIfCanalOrRiver
static void MarkTileDirtyIfCanalOrRiver(TileIndex tile)
Marks tile dirty if it is a canal or river tile.
Definition: water_cmd.cpp:73
news_func.h
IsBridgeAbove
static bool IsBridgeAbove(TileIndex t)
checks if a bridge is set above the ground of this tile
Definition: bridge_map.h:45
DrawTileSeqStruct
A tile child sprite and palette to draw for stations etc, with 3D bounding box.
Definition: sprite.h:25
DoDryUp
static void DoDryUp(TileIndex tile)
Drys a tile up.
Definition: water_cmd.cpp:1163
backup_type.hpp
CanalFeature
CanalFeature
List of different canal 'features'.
Definition: newgrf.h:25
AXIS_X
@ AXIS_X
The X axis.
Definition: direction_type.h:124