#include "track_func.h"
#include "depot_type.h"
#include "rail_type.h"
#include "road_func.h"
#include "tile_map.h"
#include "road_type.h"

Macros
#define	IsOnDesert IsOnSnow
	Check if a road tile has snow/desert.

#define	ToggleDesert ToggleSnow
	Toggle the snow/desert state of a road tile.

Enumerations
enum	RoadTileType { ROAD_TILE_NORMAL, ROAD_TILE_CROSSING, ROAD_TILE_DEPOT }
	The different types of road tiles. More...

enum	Roadside : uint8_t { ROADSIDE_BARREN = 0, ROADSIDE_GRASS = 1, ROADSIDE_PAVED = 2, ROADSIDE_STREET_LIGHTS = 3, ROADSIDE_TREES = 5, ROADSIDE_GRASS_ROAD_WORKS = 6, ROADSIDE_PAVED_ROAD_WORKS = 7 }
	The possible road side decorations. More...

Functions
bool	MayHaveRoad (Tile t)
	Test whether a tile can have road/tram types. More...

static debug_inline RoadTileType	GetRoadTileType (Tile t)
	Get the type of the road tile. More...

static debug_inline bool	IsNormalRoad (Tile t)
	Return whether a tile is a normal road. More...

static debug_inline bool	IsNormalRoadTile (Tile t)
	Return whether a tile is a normal road tile. More...

bool	IsLevelCrossing (Tile t)
	Return whether a tile is a level crossing. More...

bool	IsLevelCrossingTile (Tile t)
	Return whether a tile is a level crossing tile. More...

static debug_inline bool	IsRoadDepot (Tile t)
	Return whether a tile is a road depot. More...

static debug_inline bool	IsRoadDepotTile (Tile t)
	Return whether a tile is a road depot tile. More...

RoadBits	GetRoadBits (Tile t, RoadTramType rtt)
	Get the present road bits for a specific road type. More...

RoadBits	GetAllRoadBits (Tile tile)
	Get all set RoadBits on the given tile. More...

void	SetRoadBits (Tile t, RoadBits r, RoadTramType rtt)
	Set the present road bits for a specific road type. More...

RoadType	GetRoadTypeRoad (Tile t)

RoadType	GetRoadTypeTram (Tile t)

RoadType	GetRoadType (Tile t, RoadTramType rtt)

RoadTypes	GetPresentRoadTypes (Tile t)
	Get the present road types of a tile. More...

bool	HasRoadTypeRoad (Tile t)

bool	HasRoadTypeTram (Tile t)

bool	HasTileRoadType (Tile t, RoadTramType rtt)
	Check if a tile has a road or a tram road type. More...

bool	HasTileAnyRoadType (Tile t, RoadTypes rts)
	Check if a tile has one of the specified road types. More...

Owner	GetRoadOwner (Tile t, RoadTramType rtt)
	Get the owner of a specific road type. More...

void	SetRoadOwner (Tile t, RoadTramType rtt, Owner o)
	Set the owner of a specific road type. More...

bool	IsRoadOwner (Tile t, RoadTramType rtt, Owner o)
	Check if a specific road type is owned by an owner. More...

bool	HasTownOwnedRoad (Tile t)
	Checks if given tile has town owned road. More...

bool	IsValidDisallowedRoadDirections (DisallowedRoadDirections drt)
	Checks if a DisallowedRoadDirections is valid. More...

DisallowedRoadDirections	GetDisallowedRoadDirections (Tile t)
	Gets the disallowed directions. More...

void	SetDisallowedRoadDirections (Tile t, DisallowedRoadDirections drd)
	Sets the disallowed directions. More...

Axis	GetCrossingRoadAxis (Tile t)
	Get the road axis of a level crossing. More...

Axis	GetCrossingRailAxis (Tile t)
	Get the rail axis of a level crossing. More...

RoadBits	GetCrossingRoadBits (Tile tile)
	Get the road bits of a level crossing. More...

Track	GetCrossingRailTrack (Tile tile)
	Get the rail track of a level crossing. More...

TrackBits	GetCrossingRailBits (Tile tile)
	Get the rail track bits of a level crossing. More...

bool	HasCrossingReservation (Tile t)
	Get the reservation state of the rail crossing. More...

void	SetCrossingReservation (Tile t, bool b)
	Set the reservation state of the rail crossing. More...

TrackBits	GetCrossingReservationTrackBits (Tile t)
	Get the reserved track bits for a rail crossing. More...

bool	IsCrossingBarred (Tile t)
	Check if the level crossing is barred. More...

void	SetCrossingBarred (Tile t, bool barred)
	Set the bar state of a level crossing. More...

void	UnbarCrossing (Tile t)
	Unbar a level crossing. More...

void	BarCrossing (Tile t)
	Bar a level crossing. More...

bool	IsOnSnow (Tile t)
	Check if a road tile has snow/desert. More...

void	ToggleSnow (Tile t)
	Toggle the snow/desert state of a road tile. More...

Roadside	GetRoadside (Tile tile)
	Get the decorations of a road. More...

void	SetRoadside (Tile tile, Roadside s)
	Set the decorations of a road. More...

bool	HasRoadWorks (Tile t)
	Check if a tile has road works. More...

bool	IncreaseRoadWorksCounter (Tile t)
	Increase the progress counter of road works. More...

void	StartRoadWorks (Tile t)
	Start road works on a tile. More...

void	TerminateRoadWorks (Tile t)
	Terminate road works on a tile. More...

DiagDirection	GetRoadDepotDirection (Tile t)
	Get the direction of the exit of a road depot. More...

RoadBits	GetAnyRoadBits (Tile tile, RoadTramType rtt, bool straight_tunnel_bridge_entrance=false)
	Returns the RoadBits on an arbitrary tile Special behaviour: More...

void	SetRoadTypeRoad (Tile t, RoadType rt)
	Set the road road type of a tile. More...

void	SetRoadTypeTram (Tile t, RoadType rt)
	Set the tram road type of a tile. More...

void	SetRoadType (Tile t, RoadTramType rtt, RoadType rt)
	Set the road type of a tile. More...

void	SetRoadTypes (Tile t, RoadType road_rt, RoadType tram_rt)
	Set the present road types of a tile. More...

void	MakeRoadNormal (Tile t, RoadBits bits, RoadType road_rt, RoadType tram_rt, TownID town, Owner road, Owner tram)
	Make a normal road tile. More...

void	MakeRoadCrossing (Tile t, Owner road, Owner tram, Owner rail, Axis roaddir, RailType rat, RoadType road_rt, RoadType tram_rt, uint town)
	Make a level crossing. More...

void	SetRoadDepotExitDirection (Tile tile, DiagDirection dir)
	Sets the exit direction of a road depot. More...

void	MakeRoadDepot (Tile tile, Owner owner, DepotID depot_id, DiagDirection dir, RoadType rt)
	Make a road depot. More...

Detailed Description

Map accessors for roads.

Definition in file road_map.h.

Enumeration Type Documentation

◆ Roadside

enum Roadside : uint8_t

The possible road side decorations.

Enumerator
ROADSIDE_BARREN	Road on barren land.
ROADSIDE_GRASS	Road on grass.
ROADSIDE_PAVED	Road with paved sidewalks.
ROADSIDE_STREET_LIGHTS	Road with street lights on paved sidewalks.
ROADSIDE_TREES	Road with trees on paved sidewalks.
ROADSIDE_GRASS_ROAD_WORKS	Road on grass with road works.
ROADSIDE_PAVED_ROAD_WORKS	Road with sidewalks and road works.

Definition at line 477 of file road_map.h.

◆ RoadTileType

enum RoadTileType

The different types of road tiles.

Enumerator
ROAD_TILE_NORMAL	Normal road.
ROAD_TILE_CROSSING	Level crossing.
ROAD_TILE_DEPOT	Depot (one entrance)

Definition at line 22 of file road_map.h.

Function Documentation

◆ BarCrossing()

void BarCrossing ( Tile t )

inline

Bar a level crossing.

Parameters

t	The tile to change.

Definition at line 447 of file road_map.h.

References SetCrossingBarred().

◆ GetAllRoadBits()

RoadBits GetAllRoadBits ( Tile tile )

inline

Get all set RoadBits on the given tile.

Parameters

tile	The tile from which we want to get the RoadBits

Returns: all set RoadBits of the tile

Definition at line 141 of file road_map.h.

References GetRoadBits().

Referenced by GetAxisForNewRoadWaypoint().

◆ GetAnyRoadBits()

RoadBits GetAnyRoadBits	(	Tile	tile,
		RoadTramType	rtt,
		bool	straight_tunnel_bridge_entrance
	)

Returns the RoadBits on an arbitrary tile Special behaviour:

road depots: entrance is treated as road piece
road tunnels: entrance is treated as road piece
bridge ramps: start of the ramp is treated as road piece
bridge middle parts: bridge itself is ignored

If straight_tunnel_bridge_entrance is set a ROAD_X or ROAD_Y for bridge ramps and tunnel entrances is returned depending on the orientation of the tunnel or bridge.

Parameters

tile	the tile to get the road bits for
rt	the road type to get the road bits form
straight_tunnel_bridge_entrance	whether to return straight road bits for tunnels/bridges.

Returns: the road bits of the given tile

Definition at line 33 of file road_map.cpp.

References AxisToRoadBits(), DIAGDIR_NE, DiagDirToAxis(), DiagDirToRoadBits(), GetCrossingRoadBits(), GetRoadBits(), GetRoadDepotDirection(), GetRoadStopDir(), GetRoadTileType(), GetTileType(), GetTunnelBridgeDirection(), GetTunnelBridgeTransportType(), HasTileRoadType(), IsAnyRoadStopTile(), IsDriveThroughStopTile(), MayHaveRoad(), MP_ROAD, MP_STATION, MP_TUNNELBRIDGE, ReverseDiagDir(), ROAD_NONE, ROAD_TILE_CROSSING, ROAD_TILE_DEPOT, ROAD_TILE_NORMAL, ROAD_X, ROAD_Y, and TRANSPORT_ROAD.

Referenced by CleanUpRoadBits(), and GetTownRoadBits().

◆ GetCrossingRailAxis()

Axis GetCrossingRailAxis ( Tile t )

inline

Get the rail axis of a level crossing.

Parameters

t	The tile to query.

Precondition: IsLevelCrossing(t)

Returns: The axis of the rail.

Definition at line 337 of file road_map.h.

References GetCrossingRoadAxis(), IsLevelCrossing(), and OtherAxis().

Referenced by DrawTile_Road(), GetCrossingRailBits(), GetCrossingRailTrack(), and TrainApproachingCrossing().

◆ GetCrossingRailBits()

TrackBits GetCrossingRailBits ( Tile tile )

inline

Get the rail track bits of a level crossing.

Parameters

tile	The tile to query.

Returns: The rail track bits.

Definition at line 368 of file road_map.h.

References AxisToTrackBits(), and GetCrossingRailAxis().

Referenced by GetCrossingReservationTrackBits(), and GetRailTrackBitsUniversal().

◆ GetCrossingRailTrack()

Track GetCrossingRailTrack ( Tile tile )

inline

Get the rail track of a level crossing.

Parameters

tile	The tile to query.

Returns: The rail track.

Definition at line 358 of file road_map.h.

References AxisToTrack(), and GetCrossingRailAxis().

Referenced by CmdConvertRail().

◆ GetCrossingReservationTrackBits()

TrackBits GetCrossingReservationTrackBits ( Tile t )

inline

Get the reserved track bits for a rail crossing.

Parameters

t the tile

Precondition: IsLevelCrossingTile(t)

Returns: reserved track bits

Definition at line 405 of file road_map.h.

References GetCrossingRailBits(), HasCrossingReservation(), and TRACK_BIT_NONE.

Referenced by GetReservedTrackbits().

◆ GetCrossingRoadAxis()

Axis GetCrossingRoadAxis ( Tile t )

inline

Get the road axis of a level crossing.

Parameters

t	The tile to query.

Precondition: IsLevelCrossing(t)

Returns: The axis of the road.

Definition at line 325 of file road_map.h.

References GB(), IsLevelCrossing(), and Tile::m5().

Referenced by GetCrossingRailAxis(), GetCrossingRoadBits(), MarkDirtyAdjacentLevelCrossingTiles(), TrainApproachingCrossingTile(), UpdateAdjacentLevelCrossingTilesOnLevelCrossingRemoval(), and UpdateLevelCrossing().

◆ GetCrossingRoadBits()

RoadBits GetCrossingRoadBits ( Tile tile )

inline

Get the road bits of a level crossing.

Parameters

tile	The tile to query.

Returns: The present road bits.

Definition at line 348 of file road_map.h.

References AXIS_X, GetCrossingRoadAxis(), ROAD_X, and ROAD_Y.

Referenced by GetAnyRoadBits().

◆ GetDisallowedRoadDirections()

DisallowedRoadDirections GetDisallowedRoadDirections ( Tile t )

inline

Gets the disallowed directions.

Parameters

t	the tile to get the directions from

Returns: the disallowed directions

Definition at line 301 of file road_map.h.

References GB(), IsNormalRoad(), and Tile::m5().

Referenced by GrowTownWithBridge().

◆ GetPresentRoadTypes()

RoadTypes GetPresentRoadTypes ( Tile t )

inline

Get the present road types of a tile.

Parameters

t	The tile to query.

Returns: Present road types.

Definition at line 185 of file road_map.h.

Referenced by HasTileAnyRoadType().

◆ GetRoadBits()

RoadBits GetRoadBits	(	Tile	t,
		RoadTramType	rtt
	)

inline

Get the present road bits for a specific road type.

Parameters

t	The tile to query.
rt	Road type.

Precondition: IsNormalRoad(t)

Returns: The present road bits for the road type.

Definition at line 128 of file road_map.h.

References IsNormalRoad().

Referenced by ConnectRoadToStructure(), DrawRoadBits(), DrawRoadCatenary(), GetAllRoadBits(), GetAnyRoadBits(), and CFollowTrackT< Ttr_type_, VehicleType, T90deg_turns_allowed_, Tmask_reserved_tracks >::GetSingleTramBit().

◆ GetRoadDepotDirection()

DiagDirection GetRoadDepotDirection ( Tile t )

inline

Get the direction of the exit of a road depot.

Parameters

t	The tile to query.

Returns: Diagonal direction of the depot exit.

Definition at line 565 of file road_map.h.

References GB(), IsRoadDepot(), and Tile::m5().

Referenced by CFollowTrackT< Ttr_type_, VehicleType, T90deg_turns_allowed_, Tmask_reserved_tracks >::CanEnterNewTile(), CFollowTrackT< Ttr_type_, VehicleType, T90deg_turns_allowed_, Tmask_reserved_tracks >::CanExitOldTile(), CanRoadContinueIntoNextTile(), CmdBuildRoadVehicle(), CFollowTrackT< Ttr_type_, VehicleType, T90deg_turns_allowed_, Tmask_reserved_tracks >::ForcedReverse(), GetAnyRoadBits(), RoadVehicle::GetVehicleTrackdir(), and CYapfCostRoadT< Types >::PfCalcCost().

◆ GetRoadOwner()

Owner GetRoadOwner	(	Tile	t,
		RoadTramType	rtt
	)

inline

Get the owner of a specific road type.

Parameters

t	The tile to query.
rtt	RoadTramType.

Returns: Owner of the given road type.

Definition at line 234 of file road_map.h.

References MayHaveRoad().

Referenced by FixOwnerOfRailTrack(), and IsRoadOwner().

◆ GetRoadside()

Roadside GetRoadside ( Tile tile )

inline

Get the decorations of a road.

Parameters

tile	The tile to query.

Returns: The road decoration of the tile.

Definition at line 493 of file road_map.h.

References GB(), and Tile::m6().

Referenced by HasRoadWorks(), StartRoadWorks(), and TerminateRoadWorks().

◆ GetRoadTileType()

static debug_inline RoadTileType GetRoadTileType ( Tile t )

static

Get the type of the road tile.

Parameters

t	Tile to query.

Precondition: IsTileType(t, MP_ROAD)

Returns: The road tile type.

Definition at line 52 of file road_map.h.

Referenced by DrawTile_Road(), GetAnyRoadBits(), and IsLevelCrossing().

◆ HasCrossingReservation()

bool HasCrossingReservation ( Tile t )

inline

Get the reservation state of the rail crossing.

Parameters

t	the crossing tile

Returns: reservation state

Precondition: IsLevelCrossingTile(t)

Definition at line 380 of file road_map.h.

References HasBit(), IsLevelCrossingTile(), and Tile::m5().

Referenced by CheckLevelCrossing(), GetCrossingReservationTrackBits(), and TryReserveRailTrack().

◆ HasRoadWorks()

bool HasRoadWorks ( Tile t )

inline

Check if a tile has road works.

Parameters

t	The tile to check.

Returns: True if the tile has road works in progress.

Definition at line 513 of file road_map.h.

References GetRoadside(), and ROADSIDE_GRASS_ROAD_WORKS.

Referenced by StartRoadWorks(), and TerminateRoadWorks().

◆ HasTileAnyRoadType()

bool HasTileAnyRoadType	(	Tile	t,
		RoadTypes	rts
	)

inline

Check if a tile has one of the specified road types.

Parameters

t	The tile to check.
rts	Allowed road types.

Returns: True if the tile has one of the specified road types.

Definition at line 222 of file road_map.h.

References GetPresentRoadTypes(), and MayHaveRoad().

Referenced by CheckRoadBlockedForOvertaking(), CmdBuildRoadVehicle(), RoadStop::GetNextRoadStop(), and GetVehicleCannotUseStationReason().

◆ HasTileRoadType()

bool HasTileRoadType	(	Tile	t,
		RoadTramType	rtt
	)

inline

Check if a tile has a road or a tram road type.

Parameters

t	The tile to check.
tram	True to check tram, false to check road.

Returns: True if the tile has the specified road type.

Definition at line 211 of file road_map.h.

Referenced by GetAnyRoadBits(), HasTownOwnedRoad(), and IsRoadOwner().

◆ HasTownOwnedRoad()

bool HasTownOwnedRoad ( Tile t )

inline

Checks if given tile has town owned road.

Parameters

t	tile to check

Precondition: IsTileType(t, MP_ROAD)

Returns: true iff tile has road and the road is owned by a town

Definition at line 280 of file road_map.h.

References HasTileRoadType().

Referenced by ClosestTownFromTile(), UpdateNearestTownForRoadTiles(), and Town::~Town().

◆ IncreaseRoadWorksCounter()

bool IncreaseRoadWorksCounter ( Tile t )

inline

Increase the progress counter of road works.

Parameters

t	The tile to modify.

Returns: True if the road works are in the last stage.

Definition at line 523 of file road_map.h.

References AB(), GB(), and Tile::m7().

◆ IsCrossingBarred()

bool IsCrossingBarred ( Tile t )

inline

Check if the level crossing is barred.

Parameters

t	The tile to query.

Precondition: IsLevelCrossing(t)

Returns: True if the level crossing is barred.

Definition at line 416 of file road_map.h.

References HasBit(), IsLevelCrossing(), and Tile::m5().

Referenced by MaybeBarCrossingWithSound(), UpdateAdjacentLevelCrossingTilesOnLevelCrossingRemoval(), and UpdateLevelCrossingTile().

◆ IsLevelCrossing()

bool IsLevelCrossing ( Tile t )

inline

Return whether a tile is a level crossing.

Parameters

t	Tile to query.

Precondition: IsTileType(t, MP_ROAD)

Returns: True if level crossing.

Definition at line 85 of file road_map.h.

References GetRoadTileType(), and ROAD_TILE_CROSSING.

Referenced by AfterLoadCompanyStats(), CmdConvertRail(), GetCrossingRailAxis(), GetCrossingRoadAxis(), GetRailTrackBitsUniversal(), GetReservedTrackbits(), GetTileRailType(), IsCrossingBarred(), IsLevelCrossingTile(), CYapfCostRoadT< Types >::OneTileCost(), CYapfCostRailT< Types >::OneTileCost(), SetCrossingBarred(), TryReserveRailTrack(), and UnreserveRailTrack().

◆ IsLevelCrossingTile()

bool IsLevelCrossingTile ( Tile t )

inline

Return whether a tile is a level crossing tile.

Parameters

t	Tile to query.

Returns: True if level crossing tile.

Definition at line 95 of file road_map.h.

References IsLevelCrossing(), IsTileType(), and MP_ROAD.

Referenced by CmdConvertRail(), FixOwnerOfRailTrack(), HasCrossingReservation(), MarkDirtyAdjacentLevelCrossingTiles(), SetCrossingReservation(), TrainApproachingCrossing(), TrainApproachingCrossingTile(), TrainOnCrossing(), UpdateAdjacentLevelCrossingTilesOnLevelCrossingRemoval(), UpdateLevelCrossing(), and UpdateLevelCrossingTile().

◆ IsNormalRoad()

static debug_inline bool IsNormalRoad ( Tile t )

static

Return whether a tile is a normal road.

Parameters

t	Tile to query.

Precondition: IsTileType(t, MP_ROAD)

Returns: True if normal road.

Definition at line 64 of file road_map.h.

Referenced by DrawRoadCatenary(), GetDisallowedRoadDirections(), GetRoadBits(), SetDisallowedRoadDirections(), and SetRoadBits().

◆ IsNormalRoadTile()

static debug_inline bool IsNormalRoadTile ( Tile t )

static

Return whether a tile is a normal road tile.

Parameters

t	Tile to query.

Returns: True if normal road tile.

Definition at line 74 of file road_map.h.

Referenced by CleanUpRoadBits(), ConnectRoadToStructure(), GetAxisForNewRoadWaypoint(), CFollowTrackT< Ttr_type_, VehicleType, T90deg_turns_allowed_, Tmask_reserved_tracks >::GetSingleTramBit(), and GrowTownWithBridge().

◆ IsOnSnow()

bool IsOnSnow ( Tile t )

inline

Check if a road tile has snow/desert.

Parameters

t	The tile to query.

Returns: True if the tile has snow/desert.

Definition at line 459 of file road_map.h.

References HasBit(), and Tile::m7().

◆ IsRoadDepot()

static debug_inline bool IsRoadDepot ( Tile t )

static

Return whether a tile is a road depot.

Parameters

t	Tile to query.

Precondition: IsTileType(t, MP_ROAD)

Returns: True if road depot.

Definition at line 106 of file road_map.h.

Referenced by CanRoadContinueIntoNextTile(), ClosestTownFromTile(), GetRoadDepotDirection(), GetTownIndex(), SetTownIndex(), and UpdateNearestTownForRoadTiles().

◆ IsRoadDepotTile()

static debug_inline bool IsRoadDepotTile ( Tile t )

static

Return whether a tile is a road depot tile.

Parameters

t	Tile to query.

Returns: True if road depot tile.

Definition at line 116 of file road_map.h.

Referenced by GetDepotIndex(), GetTownRoadBits(), IsDepotTile(), CYapfCostRoadT< Types >::PfCalcCost(), CYapfDestinationAnyDepotRoadT< Types >::PfDetectDestination(), and SetRoadDepotExitDirection().

◆ IsRoadOwner()

bool IsRoadOwner	(	Tile	t,
		RoadTramType	rtt,
		Owner	o
	)

inline

Check if a specific road type is owned by an owner.

Parameters

t	The tile to query.
tram	True to check tram, false to check road.
o	Owner to compare with.

Precondition: HasTileRoadType(t, rt)

Returns: True if the road type is owned by the given owner.

Definition at line 268 of file road_map.h.

References GetRoadOwner(), and HasTileRoadType().

◆ IsValidDisallowedRoadDirections()

bool IsValidDisallowedRoadDirections ( DisallowedRoadDirections drt )

inline

Checks if a DisallowedRoadDirections is valid.

Parameters

wc	The value to check

Returns: true if the given value is a valid DisallowedRoadDirections.

Definition at line 291 of file road_map.h.

References DRD_END.

Referenced by CmdBuildLongRoad().

◆ MakeRoadCrossing()

void MakeRoadCrossing	(	Tile	t,
		Owner	road,
		Owner	tram,
		Owner	rail,
		Axis	roaddir,
		RailType	rat,
		RoadType	road_rt,
		RoadType	tram_rt,
		uint	town
	)

inline

Make a level crossing.

Parameters

t	Tile to make a level crossing.
road	New owner of road.
tram	New owner of tram tracks.
rail	New owner of the rail track.
roaddir	Axis of the road.
rat	New rail type.
road_rt	The road roadtype to set for the tile.
tram_rt	The tram roadtype to set for the tile.
town	Town ID if the road is a town-owned road.

Definition at line 660 of file road_map.h.

References INVALID_ROADTYPE, Tile::m2(), Tile::m3(), Tile::m4(), Tile::m5(), Tile::m6(), Tile::m7(), Tile::m8(), MP_ROAD, ROAD_TILE_CROSSING, SB(), SetRoadOwner(), SetRoadTypes(), SetTileOwner(), and SetTileType().

◆ MakeRoadDepot()

void MakeRoadDepot	(	Tile	tile,
		Owner	owner,
		DepotID	depot_id,
		DiagDirection	dir,
		RoadType	rt
	)

inline

Make a road depot.

Parameters

tile	Tile to make a depot on.
owner	New owner of the depot.
depot_id	New depot ID.
dir	Direction of the depot exit.
rt	Road type of the depot.

Definition at line 694 of file road_map.h.

References INVALID_ROADTYPE, Tile::m2(), Tile::m3(), Tile::m4(), Tile::m5(), Tile::m6(), Tile::m7(), Tile::m8(), MP_ROAD, Window::owner, ROAD_TILE_DEPOT, SB(), SetRoadType(), SetTileOwner(), and SetTileType().

◆ MakeRoadNormal()

void MakeRoadNormal	(	Tile	t,
		RoadBits	bits,
		RoadType	road_rt,
		RoadType	tram_rt,
		TownID	town,
		Owner	road,
		Owner	tram
	)

inline

Make a normal road tile.

Parameters

t	Tile to make a normal road.
bits	Road bits to set for all present road types.
road_rt	The road roadtype to set for the tile.
tram_rt	The tram roadtype to set for the tile.
town	Town ID if the road is a town-owned road.
road	New owner of road.
tram	New owner of tram tracks.

Definition at line 635 of file road_map.h.

References INVALID_ROADTYPE, Tile::m2(), Tile::m3(), Tile::m5(), Tile::m6(), Tile::m7(), MP_ROAD, ROAD_TILE_NORMAL, SB(), SetRoadOwner(), SetRoadTypes(), SetTileOwner(), and SetTileType().

◆ MayHaveRoad()

bool MayHaveRoad ( Tile t )

inline

Test whether a tile can have road/tram types.

Parameters

t	Tile to query.

Returns: true if tile can be queried about road/tram types.

Definition at line 33 of file road_map.h.

References GetTileType(), MP_ROAD, MP_STATION, and MP_TUNNELBRIDGE.

Referenced by CanConnectToRoad(), DrawRoadTypeCatenary(), GetAnyRoadBits(), GetRoadOwner(), HasTileAnyRoadType(), RemoveRoad(), SetRoadTypeRoad(), and SetRoadTypeTram().

◆ SetCrossingBarred()

void SetCrossingBarred	(	Tile	t,
		bool	barred
	)

inline

Set the bar state of a level crossing.

Parameters

t	The tile to modify.
barred	True if the crossing should be barred, false otherwise.

Precondition: IsLevelCrossing(t)

Definition at line 428 of file road_map.h.

References AssignBit(), IsLevelCrossing(), and Tile::m5().

Referenced by BarCrossing(), UnbarCrossing(), and UpdateAdjacentLevelCrossingTilesOnLevelCrossingRemoval().

◆ SetCrossingReservation()

void SetCrossingReservation	(	Tile	t,
		bool	b
	)

inline

Set the reservation state of the rail crossing.

Note: Works for both waypoints and rail depots

Parameters

t	the crossing tile
b	the reservation state

Precondition: IsLevelCrossingTile(t)

Definition at line 393 of file road_map.h.

References AssignBit(), IsLevelCrossingTile(), and Tile::m5().

Referenced by MaybeBarCrossingWithSound(), TryReserveRailTrack(), and UnreserveRailTrack().

◆ SetDisallowedRoadDirections()

void SetDisallowedRoadDirections	(	Tile	t,
		DisallowedRoadDirections	drd
	)

inline

Sets the disallowed directions.

Parameters

t	the tile to set the directions for
drd	the disallowed directions

Definition at line 312 of file road_map.h.

References DRD_END, IsNormalRoad(), Tile::m5(), and SB().

◆ SetRoadBits()

void SetRoadBits	(	Tile	t,
		RoadBits	r,
		RoadTramType	rtt
	)

inline

Set the present road bits for a specific road type.

Parameters

t	The tile to change.
r	The new road bits.
rt	Road type.

Precondition: IsNormalRoad(t)

Definition at line 153 of file road_map.h.

References IsNormalRoad().

◆ SetRoadDepotExitDirection()

void SetRoadDepotExitDirection	(	Tile	tile,
		DiagDirection	dir
	)

inline

Sets the exit direction of a road depot.

Parameters

tile	Tile of the depot.
dir	Direction of the depot exit.

Definition at line 680 of file road_map.h.

References IsRoadDepotTile(), Tile::m5(), and SB().

◆ SetRoadOwner()

void SetRoadOwner	(	Tile	t,
		RoadTramType	rtt,
		Owner	o
	)

inline

Set the owner of a specific road type.

Parameters

t	The tile to change.
rtt	RoadTramType.
o	New owner of the given road type.

Definition at line 251 of file road_map.h.

Referenced by ConvertRoadTypeOwner(), MakeDriveThroughRoadStop(), MakeRoadBridgeRamp(), MakeRoadCrossing(), MakeRoadNormal(), and MakeRoadTunnel().

◆ SetRoadside()

void SetRoadside	(	Tile	tile,
		Roadside	s
	)

inline

Set the decorations of a road.

Parameters

tile	The tile to change.
s	The new road decoration of the tile.

Definition at line 503 of file road_map.h.

References Tile::m6(), and SB().

Referenced by StartRoadWorks(), and TerminateRoadWorks().

◆ SetRoadType()

void SetRoadType	(	Tile	t,
		RoadTramType	rtt,
		RoadType	rt
	)

inline

Set the road type of a tile.

Parameters

t	The tile to change.
rtt	Set road or tram type.
rt	The road type to set.

Definition at line 604 of file road_map.h.

Referenced by MakeRoadDepot().

◆ SetRoadTypeRoad()

void SetRoadTypeRoad	(	Tile	t,
		RoadType	rt
	)

inline

Set the road road type of a tile.

Parameters

t	The tile to change.
rt	The road type to set.

Definition at line 579 of file road_map.h.

References INVALID_ROADTYPE, and MayHaveRoad().

Referenced by SetRoadTypes().

◆ SetRoadTypes()

void SetRoadTypes	(	Tile	t,
		RoadType	road_rt,
		RoadType	tram_rt
	)

inline

Set the present road types of a tile.

Parameters

t	The tile to change.
road_rt	The road roadtype to set for the tile.
tram_rt	The tram roadtype to set for the tile.

Definition at line 619 of file road_map.h.

References SetRoadTypeRoad(), and SetRoadTypeTram().

Referenced by MakeDriveThroughRoadStop(), MakeRailTunnel(), MakeRoadCrossing(), and MakeRoadNormal().

◆ SetRoadTypeTram()

void SetRoadTypeTram	(	Tile	t,
		RoadType	rt
	)

inline

Set the tram road type of a tile.

Parameters

t	The tile to change.
rt	The road type to set.

Definition at line 591 of file road_map.h.

References INVALID_ROADTYPE, and MayHaveRoad().

Referenced by SetRoadTypes().

◆ StartRoadWorks()

void StartRoadWorks ( Tile t )

inline

Start road works on a tile.

Parameters

t	The tile to start the work on.

Precondition: !HasRoadWorks(t)

Definition at line 535 of file road_map.h.

References GetRoadside(), HasRoadWorks(), ROADSIDE_BARREN, ROADSIDE_GRASS, ROADSIDE_GRASS_ROAD_WORKS, ROADSIDE_PAVED_ROAD_WORKS, and SetRoadside().

◆ TerminateRoadWorks()

void TerminateRoadWorks ( Tile t )

inline

Terminate road works on a tile.

Parameters

t	Tile to stop the road works on.

Precondition: HasRoadWorks(t)

Definition at line 551 of file road_map.h.

References GetRoadside(), HasRoadWorks(), Tile::m7(), ROADSIDE_GRASS, ROADSIDE_GRASS_ROAD_WORKS, SB(), and SetRoadside().

◆ ToggleSnow()

void ToggleSnow ( Tile t )

inline

Toggle the snow/desert state of a road tile.

Parameters

t	The tile to change.

Definition at line 470 of file road_map.h.

References Tile::m7(), and ToggleBit().

◆ UnbarCrossing()

void UnbarCrossing ( Tile t )

inline

Unbar a level crossing.

Parameters

t	The tile to change.

Definition at line 438 of file road_map.h.

References SetCrossingBarred().

Macros

Enumerations

Functions

Detailed Description

Enumeration Type Documentation

◆ Roadside

◆ RoadTileType

Function Documentation

◆ BarCrossing()

◆ GetAllRoadBits()

◆ GetAnyRoadBits()

◆ GetCrossingRailAxis()

◆ GetCrossingRailBits()

◆ GetCrossingRailTrack()

◆ GetCrossingReservationTrackBits()

◆ GetCrossingRoadAxis()

◆ GetCrossingRoadBits()

◆ GetDisallowedRoadDirections()

◆ GetPresentRoadTypes()

◆ GetRoadBits()

◆ GetRoadDepotDirection()

◆ GetRoadOwner()

◆ GetRoadside()

◆ GetRoadTileType()

◆ HasCrossingReservation()

◆ HasRoadWorks()

◆ HasTileAnyRoadType()

◆ HasTileRoadType()

◆ HasTownOwnedRoad()

◆ IncreaseRoadWorksCounter()

◆ IsCrossingBarred()

◆ IsLevelCrossing()

◆ IsLevelCrossingTile()

◆ IsNormalRoad()

◆ IsNormalRoadTile()

◆ IsOnSnow()

◆ IsRoadDepot()

◆ IsRoadDepotTile()

◆ IsRoadOwner()

◆ IsValidDisallowedRoadDirections()

◆ MakeRoadCrossing()

◆ MakeRoadDepot()

◆ MakeRoadNormal()

◆ MayHaveRoad()

◆ SetCrossingBarred()

◆ SetCrossingReservation()

◆ SetDisallowedRoadDirections()

◆ SetRoadBits()

◆ SetRoadDepotExitDirection()

◆ SetRoadOwner()

◆ SetRoadside()

◆ SetRoadType()

◆ SetRoadTypeRoad()

◆ SetRoadTypes()

◆ SetRoadTypeTram()

◆ StartRoadWorks()

◆ TerminateRoadWorks()

◆ ToggleSnow()

◆ UnbarCrossing()