Merge bd121aa59f into bf8de188ec

Don't blame compilers for our sloppy initialisation.

Removes memset, and lengthof.

src/debug.cpp

@@ -42,7 +42,6 @@ int _debug_misc_level;
 int _debug_net_level;
 int _debug_sprite_level;
 int _debug_oldloader_level;
-int _debug_npf_level;
 int _debug_yapf_level;
 int _debug_fontcache_level;
 int _debug_script_level;
@@ -68,7 +67,6 @@ static const DebugLevel _debug_levels[] = {
 	DEBUG_LEVEL(net),
 	DEBUG_LEVEL(sprite),
 	DEBUG_LEVEL(oldloader),
-	DEBUG_LEVEL(npf),
 	DEBUG_LEVEL(yapf),
 	DEBUG_LEVEL(fontcache),
 	DEBUG_LEVEL(script),

src/debug.h

@@ -44,7 +44,6 @@ extern int _debug_misc_level;
 extern int _debug_net_level;
 extern int _debug_sprite_level;
 extern int _debug_oldloader_level;
-extern int _debug_npf_level;
 extern int _debug_yapf_level;
 extern int _debug_fontcache_level;
 extern int _debug_script_level;

src/landscape.cpp

@@ -30,7 +30,7 @@
 #include "core/random_func.hpp"
 #include "object_base.h"
 #include "company_func.h"
-#include "pathfinder/npf/aystar.h"
+#include "pathfinder/aystar.h"
 #include "saveload/saveload.h"
 #include "framerate_type.h"
 #include "landscape_cmd.h"

src/lang/english.txt

@@ -2136,17 +2136,8 @@ STR_CONFIG_SETTING_AI                                           :Competitors
 STR_CONFIG_SETTING_AI_NPC                                       :Computer players
 STR_CONFIG_SETTING_NETWORK                                      :Network
 
-STR_CONFIG_SETTING_PATHFINDER_FOR_TRAINS                        :Pathfinder for trains: {STRING2}
-STR_CONFIG_SETTING_PATHFINDER_FOR_TRAINS_HELPTEXT               :Path finder to use for trains
-STR_CONFIG_SETTING_PATHFINDER_FOR_ROAD_VEHICLES                 :Pathfinder for road vehicles: {STRING2}
-STR_CONFIG_SETTING_PATHFINDER_FOR_ROAD_VEHICLES_HELPTEXT        :Path finder to use for road vehicles
-STR_CONFIG_SETTING_PATHFINDER_FOR_SHIPS                         :Pathfinder for ships: {STRING2}
-STR_CONFIG_SETTING_PATHFINDER_FOR_SHIPS_HELPTEXT                :Path finder to use for ships
 STR_CONFIG_SETTING_REVERSE_AT_SIGNALS                           :Automatic reversing at signals: {STRING2}
 STR_CONFIG_SETTING_REVERSE_AT_SIGNALS_HELPTEXT                  :Allow trains to reverse on a signal, if they waited there a long time
-###length 2
-STR_CONFIG_SETTING_PATHFINDER_NPF                               :NPF
-STR_CONFIG_SETTING_PATHFINDER_YAPF                              :YAPF {BLUE}(Recommended)
 
 STR_CONFIG_SETTING_QUERY_CAPTION                                :{WHITE}Change setting value
 

src/misc.cpp

@@ -54,7 +54,6 @@ void InitializeObjects();
 void InitializeTrees();
 void InitializeCompanies();
 void InitializeCheats();
-void InitializeNPF();
 void InitializeOldNames();
 
 /**
@@ -149,8 +148,6 @@ void InitializeGame(uint size_x, uint size_y, bool reset_date, bool reset_settin
 	InitializeIndustries();
 	InitializeObjects();
 
-	InitializeNPF();
-
 	InitializeCompanies();
 	AI::Initialize();
 	Game::Initialize();

src/newgrf.cpp

@@ -4846,7 +4846,6 @@ static ChangeInfoResult RoadStopChangeInfo(uint id, int numinfo, int prop, ByteR
 
 				uint32_t classid = buf->ReadDWord();
 				rs->cls_id = RoadStopClass::Allocate(BSWAP32(classid));
-				rs->spec_id = id + i;
 				break;
 			}
 

src/newgrf_commons.h

@@ -308,25 +308,15 @@ bool Convert8bitBooleanCallback(const struct GRFFile *grffile, uint16_t cbid, ui
  */
 template <size_t Tcnt>
 struct GRFFilePropsBase {
-	GRFFilePropsBase() : local_id(0), grffile(nullptr)
-	{
-		/* The lack of some compilers to provide default constructors complying to the specs
-		 * requires us to zero the stuff ourself. */
-		memset(spritegroup, 0, sizeof(spritegroup));
-	}
-
-	uint16_t local_id;                             ///< id defined by the grf file for this entity
-	const struct GRFFile *grffile;               ///< grf file that introduced this entity
-	const struct SpriteGroup *spritegroup[Tcnt]; ///< pointer to the different sprites of the entity
+	uint16_t local_id = 0; ///< id defined by the grf file for this entity
+	const struct GRFFile *grffile = nullptr; ///< grf file that introduced this entity
+	std::array<const struct SpriteGroup *, Tcnt> spritegroup{}; ///< pointers to the different sprites of the entity
 };
 
 /** Data related to the handling of grf files. */
 struct GRFFileProps : GRFFilePropsBase<1> {
 	/** Set all default data constructor for the props. */
-	GRFFileProps(uint16_t subst_id = 0) :
-			GRFFilePropsBase<1>(), subst_id(subst_id), override(subst_id)
-	{
-	}
+	constexpr GRFFileProps(uint16_t subst_id = 0) : subst_id(subst_id), override(subst_id) {}
 
 	uint16_t subst_id;
 	uint16_t override;                      ///< id of the entity been replaced by

src/newgrf_engine.cpp

@@ -53,7 +53,7 @@ const SpriteGroup *GetWagonOverrideSpriteSet(EngineID engine, CargoID cargo, Eng
 void SetCustomEngineSprites(EngineID engine, uint8_t cargo, const SpriteGroup *group)
 {
 	Engine *e = Engine::Get(engine);
-	assert(cargo < lengthof(e->grf_prop.spritegroup));
+	assert(cargo < std::size(e->grf_prop.spritegroup));
 
 	if (e->grf_prop.spritegroup[cargo] != nullptr) {
 		GrfMsg(6, "SetCustomEngineSprites: engine {} cargo {} already has group -- replacing", engine, cargo);
@@ -1062,7 +1062,7 @@ VehicleResolverObject::VehicleResolverObject(EngineID engine_type, const Vehicle
 		if (this->root_spritegroup == nullptr) {
 			const Engine *e = Engine::Get(engine_type);
 			CargoID cargo = v != nullptr ? v->cargo_type : SpriteGroupCargo::SG_PURCHASE;
-			assert(cargo < lengthof(e->grf_prop.spritegroup));
+			assert(cargo < std::size(e->grf_prop.spritegroup));
 			this->root_spritegroup = e->grf_prop.spritegroup[cargo] != nullptr ? e->grf_prop.spritegroup[cargo] : e->grf_prop.spritegroup[SpriteGroupCargo::SG_DEFAULT];
 		}
 	}

src/newgrf_roadstop.h

@@ -127,7 +127,6 @@ struct RoadStopSpec {
 	 */
 	GRFFilePropsBase<NUM_CARGO + 3> grf_prop;
 	RoadStopClassID cls_id;     ///< The class to which this spec belongs.
-	int spec_id;                ///< The ID of this spec inside the class.
 	StringID name;              ///< Name of this stop
 
 	RoadStopAvailabilityType stop_type = ROADSTOPTYPE_ALL;

src/pathfinder/CMakeLists.txt

@@ -1,8 +1,11 @@
-add_subdirectory(npf)
 add_subdirectory(yapf)
 
 add_files(
+    aystar.h
+    aystar.cpp
     follow_track.hpp
+    queue.h
+    queue.cpp
     pathfinder_func.h
     pathfinder_type.h
     water_regions.h

src/pathfinder/aystar.cpp

@@ -168,7 +168,7 @@ int AyStar::Loop()
 	if (current == nullptr) return AYSTAR_EMPTY_OPENLIST;
 
 	/* Check for end node and if found, return that code */
-	if (this->EndNodeCheck(this, current) == AYSTAR_FOUND_END_NODE && !CheckIgnoreFirstTile(&current->path)) {
+	if (this->EndNodeCheck(this, current) == AYSTAR_FOUND_END_NODE && (&current->path)->parent != nullptr) {
 		if (this->FoundEndNode != nullptr) {
 			this->FoundEndNode(this, current);
 		}

src/pathfinder/npf/CMakeLists.txt

@@ -1,8 +0,0 @@
-add_files(
-    aystar.cpp
-    aystar.h
-    npf.cpp
-    npf_func.h
-    queue.cpp
-    queue.h
-)

src/pathfinder/npf/npf_func.h

@@ -1,92 +0,0 @@
-/*
- * This file is part of OpenTTD.
- * 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.
- * 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.
- * 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/>.
- */
-
-/** @file npf_func.h Functions to access the new pathfinder. */
-
-#ifndef NPF_FUNC_H
-#define NPF_FUNC_H
-
-#include "../../track_type.h"
-#include "../../direction_type.h"
-#include "../../vehicle_type.h"
-#include "../pathfinder_type.h"
-
-/**
- * Used when user sends road vehicle to the nearest depot or if road vehicle needs servicing using NPF.
- * @param v            vehicle that needs to go to some depot
- * @param max_penalty  max distance (in pathfinder penalty) from the current vehicle position
- *                     (used also as optimization - the pathfinder can stop path finding if max_penalty
- *                     was reached and no depot was seen)
- * @return             the data about the depot
- */
-FindDepotData NPFRoadVehicleFindNearestDepot(const RoadVehicle *v, int max_penalty);
-
-/**
- * Finds the best path for given road vehicle using NPF.
- * @param v         the RV that needs to find a path
- * @param tile      the tile to find the path from (should be next tile the RV is about to enter)
- * @param enterdir  diagonal direction which the RV will enter this new tile from
- * @param path_found [out] Whether a path has been found (true) or has been guessed (false)
- * @return          the best trackdir for next turn or INVALID_TRACKDIR if the path could not be found
- */
-Trackdir NPFRoadVehicleChooseTrack(const RoadVehicle *v, TileIndex tile, DiagDirection enterdir, bool &path_found);
-
-/**
- * Finds the best path for given ship using NPF.
- * @param v        the ship that needs to find a path
- * @param path_found [out] Whether a path has been found (true) or has been guessed (false)
- * @return         the best trackdir for next turn or INVALID_TRACK if the path could not be found
- */
-Track NPFShipChooseTrack(const Ship *v, bool &path_found);
-
-/**
- * Returns true if it is better to reverse the ship before leaving depot using NPF.
- * @param v the ship leaving the depot
- * @param trackdir [out] the best of all possible reversed trackdirs
- * @return true if reversing is better
- */
-bool NPFShipCheckReverse(const Ship *v, Trackdir *trackdir);
-
-/**
- * Used when user sends train to the nearest depot or if train needs servicing using NPF
- * @param v            train that needs to go to some depot
- * @param max_penalty  max max_penalty (in pathfinder penalty) from the current train position
- *                     (used also as optimization - the pathfinder can stop path finding if max_penalty
- *                     was reached and no depot was seen)
- * @return             the data about the depot
- */
-FindDepotData NPFTrainFindNearestDepot(const Train *v, int max_penalty);
-
-/**
- * Try to extend the reserved path of a train to the nearest safe tile using NPF.
- *
- * @param v    The train that needs to find a safe tile.
- * @param tile Last tile of the current reserved path.
- * @param td   Last trackdir of the current reserved path.
- * @param override_railtype Should all physically compatible railtypes be searched, even if the vehicle can't run on them on its own?
- * @return True if the path could be extended to a safe tile.
- */
-bool NPFTrainFindNearestSafeTile(const Train *v, TileIndex tile, Trackdir td, bool override_railtype);
-
-/**
- * Returns true if it is better to reverse the train before leaving station using NPF.
- * @param v the train leaving the station
- * @return true if reversing is better
- */
-bool NPFTrainCheckReverse(const Train *v);
-
-/**
- * Finds the best path for given train using NPF.
- * @param v        the train that needs to find a path
- * @param path_found [out] Whether a path has been found (true) or has been guessed (false)
- * @param reserve_track indicates whether YAPF should try to reserve the found path
- * @param target   [out] the target tile of the reservation, free is set to true if path was reserved
- * @return         the best track for next turn
- */
-Track NPFTrainChooseTrack(const Train *v, bool &path_found, bool reserve_track, struct PBSTileInfo *target);
-
-#endif /* NPF_FUNC_H */

src/pathfinder/pathfinder_type.h

@@ -11,19 +11,7 @@
 #define PATHFINDER_TYPE_H
 
 #include "../tile_type.h"
-#include "npf/aystar.h"
-
-/** Length (penalty) of one tile with NPF */
-static const int NPF_TILE_LENGTH = 100;
-
-/**
- * This penalty is the equivalent of "infinite", which means that paths that
- * get this penalty will be chosen, but only if there is no other route
- * without it. Be careful with not applying this penalty too often, or the
- * total path cost might overflow.
- */
-static const int NPF_INFINITE_PENALTY = 1000 * NPF_TILE_LENGTH;
-
+#include "aystar.h"
 
 /** Length (penalty) of one tile with YAPF */
 static const int YAPF_TILE_LENGTH = 100;

src/roadveh_cmd.cpp

@@ -12,7 +12,6 @@
 #include "command_func.h"
 #include "error_func.h"
 #include "news_func.h"
-#include "pathfinder/npf/npf_func.h"
 #include "station_base.h"
 #include "company_func.h"
 #include "articulated_vehicles.h"
@@ -342,12 +341,7 @@ static FindDepotData FindClosestRoadDepot(const RoadVehicle *v, int max_distance
 {
 	if (IsRoadDepotTile(v->tile)) return FindDepotData(v->tile, 0);
 
-	switch (_settings_game.pf.pathfinder_for_roadvehs) {
-		case VPF_NPF: return NPFRoadVehicleFindNearestDepot(v, max_distance);
-		case VPF_YAPF: return YapfRoadVehicleFindNearestDepot(v, max_distance);
-
-		default: NOT_REACHED();
-	}
+	return YapfRoadVehicleFindNearestDepot(v, max_distance);
 }
 
 ClosestDepot RoadVehicle::FindClosestDepot()
@@ -989,12 +983,8 @@ static Trackdir RoadFindPathToDest(RoadVehicle *v, TileIndex tile, DiagDirection
 		}
 	}
 
-	switch (_settings_game.pf.pathfinder_for_roadvehs) {
-		case VPF_NPF:  best_track = NPFRoadVehicleChooseTrack(v, tile, enterdir, path_found); break;
-		case VPF_YAPF: best_track = YapfRoadVehicleChooseTrack(v, tile, enterdir, trackdirs, path_found, v->path); break;
+	best_track = YapfRoadVehicleChooseTrack(v, tile, enterdir, trackdirs, path_found, v->path);
 
-		default: NOT_REACHED();
-	}
 	v->HandlePathfindingResult(path_found);
 
 found_best_track:;
@@ -1683,12 +1673,7 @@ static void CheckIfRoadVehNeedsService(RoadVehicle *v)
 		return;
 	}
 
-	uint max_penalty;
-	switch (_settings_game.pf.pathfinder_for_roadvehs) {
-		case VPF_NPF:  max_penalty = _settings_game.pf.npf.maximum_go_to_depot_penalty;  break;
-		case VPF_YAPF: max_penalty = _settings_game.pf.yapf.maximum_go_to_depot_penalty; break;
-		default: NOT_REACHED();
-	}
+	uint max_penalty = _settings_game.pf.yapf.maximum_go_to_depot_penalty;
 
 	FindDepotData rfdd = FindClosestRoadDepot(v, max_penalty);
 	/* Only go to the depot if it is not too far out of our way. */

src/saveload/afterload.cpp

@@ -1889,25 +1889,6 @@ bool AfterLoadGame()
 				if (!Company::IsValidID(GetTileOwner(t))) FixOwnerOfRailTrack(t);
 			}
 		}
-
-		/* Convert old PF settings to new */
-		if (_settings_game.pf.yapf.rail_use_yapf || IsSavegameVersionBefore(SLV_28)) {
-			_settings_game.pf.pathfinder_for_trains = VPF_YAPF;
-		} else {
-			_settings_game.pf.pathfinder_for_trains = VPF_NPF;
-		}
-
-		if (_settings_game.pf.yapf.road_use_yapf || IsSavegameVersionBefore(SLV_28)) {
-			_settings_game.pf.pathfinder_for_roadvehs = VPF_YAPF;
-		} else {
-			_settings_game.pf.pathfinder_for_roadvehs = VPF_NPF;
-		}
-
-		if (_settings_game.pf.yapf.ship_use_yapf) {
-			_settings_game.pf.pathfinder_for_ships = VPF_YAPF;
-		} else {
-			_settings_game.pf.pathfinder_for_ships = VPF_NPF;
-		}
 	}
 
 	if (IsSavegameVersionBefore(SLV_88)) {

src/saveload/compat/settings_sl_compat.h

@@ -95,13 +95,9 @@ const SaveLoadCompat _settings_sl_compat[] = {
 	SLC_VAR("vehicle.smoke_amount"),
 	SLC_NULL(1, SL_MIN_VERSION, SLV_159),
 	SLC_VAR("pf.roadveh_queue"),
-	SLC_VAR("pf.new_pathfinding_all"),
-	SLC_VAR("pf.yapf.ship_use_yapf"),
-	SLC_VAR("pf.yapf.road_use_yapf"),
-	SLC_VAR("pf.yapf.rail_use_yapf"),
-	SLC_VAR("pf.pathfinder_for_trains"),
-	SLC_VAR("pf.pathfinder_for_roadvehs"),
-	SLC_VAR("pf.pathfinder_for_ships"),
+	SLC_NULL(1, SL_MIN_VERSION, SLV_87),
+	SLC_NULL(3, SLV_28, SLV_87),
+	SLC_NULL(3, SLV_87, SLV_TABLE_CHUNKS),
 	SLC_VAR("vehicle.never_expire_vehicles"),
 	SLC_VAR("vehicle.max_trains"),
 	SLC_VAR("vehicle.max_roadveh"),
@@ -183,24 +179,12 @@ const SaveLoadCompat _settings_sl_compat[] = {
 	SLC_VAR("pf.reserve_paths"),
 	SLC_VAR("pf.path_backoff_interval"),
 	SLC_NULL(3, SL_MIN_VERSION, SLV_REMOVE_OPF),
-	SLC_VAR("pf.npf.npf_max_search_nodes"),
-	SLC_VAR("pf.npf.npf_rail_firstred_penalty"),
-	SLC_VAR("pf.npf.npf_rail_firstred_exit_penalty"),
-	SLC_VAR("pf.npf.npf_rail_lastred_penalty"),
-	SLC_VAR("pf.npf.npf_rail_station_penalty"),
-	SLC_VAR("pf.npf.npf_rail_slope_penalty"),
-	SLC_VAR("pf.npf.npf_rail_curve_penalty"),
-	SLC_VAR("pf.npf.npf_rail_depot_reverse_penalty"),
-	SLC_VAR("pf.npf.npf_rail_pbs_cross_penalty"),
-	SLC_VAR("pf.npf.npf_rail_pbs_signal_back_penalty"),
-	SLC_VAR("pf.npf.npf_buoy_penalty"),
-	SLC_VAR("pf.npf.npf_water_curve_penalty"),
-	SLC_VAR("pf.npf.npf_road_curve_penalty"),
-	SLC_VAR("pf.npf.npf_crossing_penalty"),
-	SLC_VAR("pf.npf.npf_road_drive_through_penalty"),
-	SLC_VAR("pf.npf.npf_road_dt_occupied_penalty"),
-	SLC_VAR("pf.npf.npf_road_bay_occupied_penalty"),
-	SLC_VAR("pf.npf.maximum_go_to_depot_penalty"),
+	SLC_NULL(32, SL_MIN_VERSION, SLV_TABLE_CHUNKS),
+	SLC_NULL(8, SLV_100, SLV_TABLE_CHUNKS),
+	SLC_NULL(16, SL_MIN_VERSION, SLV_TABLE_CHUNKS),
+	SLC_NULL(4, SLV_47, SLV_TABLE_CHUNKS),
+	SLC_NULL(8, SLV_130, SLV_TABLE_CHUNKS),
+	SLC_NULL(4, SLV_131, SLV_TABLE_CHUNKS),
 	SLC_VAR("pf.yapf.disable_node_optimization"),
 	SLC_VAR("pf.yapf.max_search_nodes"),
 	SLC_VAR("pf.yapf.rail_firstred_twoway_eol"),

src/settings_gui.cpp

@@ -2118,12 +2118,9 @@ static SettingsContainer &GetSettingsTree()
 			SettingsPage *routing = vehicles->Add(new SettingsPage(STR_CONFIG_SETTING_VEHICLES_ROUTING));
 			{
 				routing->Add(new SettingEntry("vehicle.road_side"));
-				routing->Add(new SettingEntry("pf.pathfinder_for_trains"));
 				routing->Add(new SettingEntry("difficulty.line_reverse_mode"));
 				routing->Add(new SettingEntry("pf.reverse_at_signals"));
 				routing->Add(new SettingEntry("pf.forbid_90_deg"));
-				routing->Add(new SettingEntry("pf.pathfinder_for_roadvehs"));
-				routing->Add(new SettingEntry("pf.pathfinder_for_ships"));
 			}
 
 			SettingsPage *orders = vehicles->Add(new SettingsPage(STR_CONFIG_SETTING_VEHICLES_ORDERS));

src/settings_table.cpp

@@ -555,13 +555,6 @@ static void MaxVehiclesChanged(int32_t)
 	MarkWholeScreenDirty();
 }
 
-static void InvalidateShipPathCache(int32_t)
-{
-	for (Ship *s : Ship::Iterate()) {
-		s->path.clear();
-	}
-}
-
 /**
  * Replace a passwords that are a literal asterisk with an empty string.
  * @param newval The new string value for this password field.

src/settings_type.h

@@ -412,42 +412,11 @@ struct ScriptSettings {
 	uint32_t script_max_memory_megabytes;      ///< limit on memory a single script instance may have allocated
 };
 
-/** Settings related to the new pathfinder. */
-struct NPFSettings {
-	/**
-	 * The maximum amount of search nodes a single NPF run should take. This
-	 * limit should make sure performance stays at acceptable levels at the cost
-	 * of not being perfect anymore.
-	 */
-	uint32_t npf_max_search_nodes;
-	uint32_t maximum_go_to_depot_penalty;      ///< What is the maximum penalty that may be endured for going to a depot
-
-	uint32_t npf_rail_firstred_penalty;        ///< the penalty for when the first signal is red (and it is not an exit or combo signal)
-	uint32_t npf_rail_firstred_exit_penalty;   ///< the penalty for when the first signal is red (and it is an exit or combo signal)
-	uint32_t npf_rail_lastred_penalty;         ///< the penalty for when the last signal is red
-	uint32_t npf_rail_station_penalty;         ///< the penalty for station tiles
-	uint32_t npf_rail_slope_penalty;           ///< the penalty for sloping upwards
-	uint32_t npf_rail_curve_penalty;           ///< the penalty for curves
-	uint32_t npf_rail_depot_reverse_penalty;   ///< the penalty for reversing in depots
-	uint32_t npf_rail_pbs_cross_penalty;       ///< the penalty for crossing a reserved rail track
-	uint32_t npf_rail_pbs_signal_back_penalty; ///< the penalty for passing a pbs signal from the backside
-	uint32_t npf_buoy_penalty;                 ///< the penalty for going over (through) a buoy
-	uint32_t npf_water_curve_penalty;          ///< the penalty for curves
-	uint32_t npf_road_curve_penalty;           ///< the penalty for curves
-	uint32_t npf_crossing_penalty;             ///< the penalty for level crossings
-	uint32_t npf_road_drive_through_penalty;   ///< the penalty for going through a drive-through road stop
-	uint32_t npf_road_dt_occupied_penalty;     ///< the penalty multiplied by the fill percentage of a drive-through road stop
-	uint32_t npf_road_bay_occupied_penalty;    ///< the penalty multiplied by the fill percentage of a road bay
-};
-
 /** Settings related to the yet another pathfinder. */
 struct YAPFSettings {
 	bool   disable_node_optimization;        ///< whether to use exit-dir instead of trackdir in node key
 	uint32_t max_search_nodes;                 ///< stop path-finding when this number of nodes visited
 	uint32_t maximum_go_to_depot_penalty;      ///< What is the maximum penalty that may be endured for going to a depot
-	bool   ship_use_yapf;                    ///< use YAPF for ships
-	bool   road_use_yapf;                    ///< use YAPF for road
-	bool   rail_use_yapf;                    ///< use YAPF for rail
 	uint32_t road_slope_penalty;               ///< penalty for up-hill slope
 	uint32_t road_curve_penalty;               ///< penalty for curves
 	uint32_t road_crossing_penalty;            ///< penalty for level crossing
@@ -484,11 +453,6 @@ struct YAPFSettings {
 
 /** Settings related to all pathfinders. */
 struct PathfinderSettings {
-	uint8_t  pathfinder_for_trains;            ///< the pathfinder to use for trains
-	uint8_t  pathfinder_for_roadvehs;          ///< the pathfinder to use for roadvehicles
-	uint8_t  pathfinder_for_ships;             ///< the pathfinder to use for ships
-	bool   new_pathfinding_all;              ///< use the newest pathfinding algorithm for all
-
 	bool   roadveh_queue;                    ///< buggy road vehicle queueing
 	bool   forbid_90_deg;                    ///< forbid trains to make 90 deg turns
 
@@ -500,7 +464,6 @@ struct PathfinderSettings {
 	uint8_t wait_for_pbs_path;                ///< how long to wait for a path reservation.
 	uint8_t path_backoff_interval;            ///< ticks between checks for a free path.
 
-	NPFSettings  npf;                        ///< pathfinder settings for the new pathfinder
 	YAPFSettings yapf;                       ///< pathfinder settings for the yet another pathfinder
 };
 

src/ship_cmd.cpp

@@ -13,7 +13,6 @@
 #include "timetable.h"
 #include "news_func.h"
 #include "company_func.h"
-#include "pathfinder/npf/npf_func.h"
 #include "depot_base.h"
 #include "station_base.h"
 #include "newgrf_engine.h"
@@ -210,12 +209,7 @@ static void CheckIfShipNeedsService(Vehicle *v)
 		return;
 	}
 
-	uint max_distance;
-	switch (_settings_game.pf.pathfinder_for_ships) {
-		case VPF_NPF:  max_distance = _settings_game.pf.npf.maximum_go_to_depot_penalty  / NPF_TILE_LENGTH;  break;
-		case VPF_YAPF: max_distance = _settings_game.pf.yapf.maximum_go_to_depot_penalty / YAPF_TILE_LENGTH; break;
-		default: NOT_REACHED();
-	}
+	uint max_distance = _settings_game.pf.yapf.maximum_go_to_depot_penalty / YAPF_TILE_LENGTH;
 
 	const Depot *depot = FindClosestShipDepot(v, max_distance);
 
@@ -376,13 +370,7 @@ static Vehicle *EnsureNoMovingShipProc(Vehicle *v, void *)
 static bool CheckReverseShip(const Ship *v, Trackdir *trackdir = nullptr)
 {
 	/* Ask pathfinder for best direction */
-	bool reverse = false;
-	switch (_settings_game.pf.pathfinder_for_ships) {
-		case VPF_NPF: reverse = NPFShipCheckReverse(v, trackdir); break;
-		case VPF_YAPF: reverse = YapfShipCheckReverse(v, trackdir); break;
-		default: NOT_REACHED();
-	}
-	return reverse;
+	return YapfShipCheckReverse(v, trackdir);
 }
 
 static bool CheckShipLeaveDepot(Ship *v)
@@ -530,11 +518,7 @@ static Track ChooseShipTrack(Ship *v, TileIndex tile, TrackBits tracks)
 			v->path.clear();
 		}
 
-		switch (_settings_game.pf.pathfinder_for_ships) {
-			case VPF_NPF: track = NPFShipChooseTrack(v, path_found); break;
-			case VPF_YAPF: track = YapfShipChooseTrack(v, tile, path_found, v->path); break;
-			default: NOT_REACHED();
-		}
+		track = YapfShipChooseTrack(v, tile, path_found, v->path);
 	}
 
 	v->HandlePathfindingResult(path_found);

src/table/settings/pathfinding_settings.ini

@@ -8,8 +8,6 @@
 ; and in the savegame PATS chunk.
 
 [pre-amble]
-static void InvalidateShipPathCache(int32_t new_value);
-
 static const SettingVariant _pathfinding_settings_table[] = {
 [post-amble]
 };
@@ -52,76 +50,6 @@ var      = pf.roadveh_queue
 def      = true
 cat      = SC_EXPERT
 
-[SDT_BOOL]
-var      = pf.new_pathfinding_all
-to       = SLV_87
-def      = false
-cat      = SC_EXPERT
-
-[SDT_BOOL]
-var      = pf.yapf.ship_use_yapf
-from     = SLV_28
-to       = SLV_87
-def      = false
-cat      = SC_EXPERT
-
-[SDT_BOOL]
-var      = pf.yapf.road_use_yapf
-from     = SLV_28
-to       = SLV_87
-def      = true
-cat      = SC_EXPERT
-
-[SDT_BOOL]
-var      = pf.yapf.rail_use_yapf
-from     = SLV_28
-to       = SLV_87
-def      = true
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.pathfinder_for_trains
-type     = SLE_UINT8
-from     = SLV_87
-flags    = SF_GUI_DROPDOWN
-def      = 2
-min      = 1
-max      = 2
-interval = 1
-str      = STR_CONFIG_SETTING_PATHFINDER_FOR_TRAINS
-strhelp  = STR_CONFIG_SETTING_PATHFINDER_FOR_TRAINS_HELPTEXT
-strval   = STR_CONFIG_SETTING_PATHFINDER_NPF
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.pathfinder_for_roadvehs
-type     = SLE_UINT8
-from     = SLV_87
-flags    = SF_GUI_DROPDOWN
-def      = 2
-min      = 1
-max      = 2
-interval = 1
-str      = STR_CONFIG_SETTING_PATHFINDER_FOR_ROAD_VEHICLES
-strhelp  = STR_CONFIG_SETTING_PATHFINDER_FOR_ROAD_VEHICLES_HELPTEXT
-strval   = STR_CONFIG_SETTING_PATHFINDER_NPF
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.pathfinder_for_ships
-type     = SLE_UINT8
-from     = SLV_87
-flags    = SF_GUI_DROPDOWN
-def      = 2
-min      = 1
-max      = 2
-interval = 1
-str      = STR_CONFIG_SETTING_PATHFINDER_FOR_SHIPS
-strhelp  = STR_CONFIG_SETTING_PATHFINDER_FOR_SHIPS_HELPTEXT
-strval   = STR_CONFIG_SETTING_PATHFINDER_NPF
-post_cb  = InvalidateShipPathCache
-cat      = SC_EXPERT
-
 [SDT_BOOL]
 var      = pf.reverse_at_signals
 from     = SLV_159
@@ -169,156 +97,6 @@ min      = 1
 max      = 255
 cat      = SC_EXPERT
 
-[SDT_VAR]
-var      = pf.npf.npf_max_search_nodes
-type     = SLE_UINT
-def      = AYSTAR_DEF_MAX_SEARCH_NODES
-min      = 500
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_rail_firstred_penalty
-type     = SLE_UINT
-def      = 10 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_rail_firstred_exit_penalty
-type     = SLE_UINT
-def      = 100 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_rail_lastred_penalty
-type     = SLE_UINT
-def      = 10 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_rail_station_penalty
-type     = SLE_UINT
-def      = 1 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_rail_slope_penalty
-type     = SLE_UINT
-def      = 1 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_rail_curve_penalty
-type     = SLE_UINT
-def      = 1 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_rail_depot_reverse_penalty
-type     = SLE_UINT
-def      = 50 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_rail_pbs_cross_penalty
-type     = SLE_UINT
-from     = SLV_100
-def      = 3 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_rail_pbs_signal_back_penalty
-type     = SLE_UINT
-from     = SLV_100
-def      = 15 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_buoy_penalty
-type     = SLE_UINT
-def      = 2 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_water_curve_penalty
-type     = SLE_UINT
-def      = 1 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_road_curve_penalty
-type     = SLE_UINT
-def      = 1 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_crossing_penalty
-type     = SLE_UINT
-def      = 3 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_road_drive_through_penalty
-type     = SLE_UINT
-from     = SLV_47
-def      = 8 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_road_dt_occupied_penalty
-type     = SLE_UINT
-from     = SLV_130
-def      = 8 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.npf_road_bay_occupied_penalty
-type     = SLE_UINT
-from     = SLV_130
-def      = 15 * NPF_TILE_LENGTH
-min      = 0
-max      = 100000
-cat      = SC_EXPERT
-
-[SDT_VAR]
-var      = pf.npf.maximum_go_to_depot_penalty
-type     = SLE_UINT
-from     = SLV_131
-def      = 20 * NPF_TILE_LENGTH
-min      = 0
-max      = 1000000
-cat      = SC_EXPERT
-
 [SDT_BOOL]
 var      = pf.yapf.disable_node_optimization
 from     = SLV_28

src/train_cmd.cpp

@@ -12,7 +12,6 @@
 #include "articulated_vehicles.h"
 #include "command_func.h"
 #include "error_func.h"
-#include "pathfinder/npf/npf_func.h"
 #include "pathfinder/yapf/yapf.hpp"
 #include "news_func.h"
 #include "company_func.h"
@@ -2171,12 +2170,7 @@ static FindDepotData FindClosestTrainDepot(Train *v, int max_distance)
 	PBSTileInfo origin = FollowTrainReservation(v);
 	if (IsRailDepotTile(origin.tile)) return FindDepotData(origin.tile, 0);
 
-	switch (_settings_game.pf.pathfinder_for_trains) {
-		case VPF_NPF: return NPFTrainFindNearestDepot(v, max_distance);
-		case VPF_YAPF: return YapfTrainFindNearestDepot(v, max_distance);
-
-		default: NOT_REACHED();
-	}
+	return YapfTrainFindNearestDepot(v, max_distance);
 }
 
 ClosestDepot Train::FindClosestDepot()
@@ -2473,13 +2467,7 @@ static const uint8_t _initial_tile_subcoord[6][4][3] = {
 static Track DoTrainPathfind(const Train *v, TileIndex tile, DiagDirection enterdir, TrackBits tracks, bool &path_found, bool do_track_reservation, PBSTileInfo *dest, TileIndex *final_dest)
 {
 	if (final_dest != nullptr) *final_dest = INVALID_TILE;
-
-	switch (_settings_game.pf.pathfinder_for_trains) {
-		case VPF_NPF: return NPFTrainChooseTrack(v, path_found, do_track_reservation, dest);
-		case VPF_YAPF: return YapfTrainChooseTrack(v, tile, enterdir, tracks, path_found, do_track_reservation, dest, final_dest);
-
-		default: NOT_REACHED();
-	}
+	return YapfTrainChooseTrack(v, tile, enterdir, tracks, path_found, do_track_reservation, dest, final_dest);
 }
 
 /**
@@ -2581,12 +2569,7 @@ static PBSTileInfo ExtendTrainReservation(const Train *v, TrackBits *new_tracks,
  */
 static bool TryReserveSafeTrack(const Train *v, TileIndex tile, Trackdir td, bool override_railtype)
 {
-	switch (_settings_game.pf.pathfinder_for_trains) {
-		case VPF_NPF: return NPFTrainFindNearestSafeTile(v, tile, td, override_railtype);
-		case VPF_YAPF: return YapfTrainFindNearestSafeTile(v, tile, td, override_railtype);
-
-		default: NOT_REACHED();
-	}
+	return YapfTrainFindNearestSafeTile(v, tile, td, override_railtype);
 }
 
 /** This class will save the current order of a vehicle and restore it on destruction. */
@@ -2934,12 +2917,7 @@ static bool CheckReverseTrain(const Train *v)
 
 	assert(v->track != TRACK_BIT_NONE);
 
-	switch (_settings_game.pf.pathfinder_for_trains) {
-		case VPF_NPF: return NPFTrainCheckReverse(v);
-		case VPF_YAPF: return YapfTrainCheckReverse(v);
-
-		default: NOT_REACHED();
-	}
+	return YapfTrainCheckReverse(v);
 }
 
 /**
@@ -4142,12 +4120,7 @@ static void CheckIfTrainNeedsService(Train *v)
 		return;
 	}
 
-	uint max_penalty;
-	switch (_settings_game.pf.pathfinder_for_trains) {
-		case VPF_NPF:  max_penalty = _settings_game.pf.npf.maximum_go_to_depot_penalty;  break;
-		case VPF_YAPF: max_penalty = _settings_game.pf.yapf.maximum_go_to_depot_penalty; break;
-		default: NOT_REACHED();
-	}
+	uint max_penalty = _settings_game.pf.yapf.maximum_go_to_depot_penalty;
 
 	FindDepotData tfdd = FindClosestTrainDepot(v, max_penalty);
 	/* Only go to the depot if it is not too far out of our way. */

src/vehicle_type.h

@@ -56,7 +56,7 @@ static const VehicleID INVALID_VEHICLE = 0xFFFFF; ///< Constant representing a n
 /** Pathfinding option states */
 enum VehiclePathFinders {
 	// Original PathFinder (OPF) used to be 0
-	VPF_NPF  = 1, ///< New PathFinder
+	// New PathFinder (NPF) used to be 1
 	VPF_YAPF = 2, ///< Yet Another PathFinder
 };