Functions that have tunnels and bridges in common. More...

#include "bridge_map.h"
#include "tunnel_map.h"

Functions
DiagDirection	GetTunnelBridgeDirection (Tile t)
	Get the direction pointing to the other end. More...

TransportType	GetTunnelBridgeTransportType (Tile t)
	Tunnel: Get the transport type of the tunnel (road or rail) Bridge: Get the transport type of the bridge's ramp. More...

bool	HasTunnelBridgeSnowOrDesert (Tile t)
	Tunnel: Is this tunnel entrance in a snowy or desert area? Bridge: Does the bridge ramp lie in a snow or desert area? More...

void	SetTunnelBridgeSnowOrDesert (Tile t, bool snow_or_desert)
	Tunnel: Places this tunnel entrance in a snowy or desert area, or takes it out of there. More...

TileIndex	GetOtherTunnelBridgeEnd (Tile t)
	Determines type of the wormhole and returns its other end. More...

bool	HasTunnelBridgeReservation (Tile t)
	Get the reservation state of the rail tunnel/bridge. More...

void	SetTunnelBridgeReservation (Tile t, bool b)
	Set the reservation state of the rail tunnel/bridge. More...

TrackBits	GetTunnelBridgeReservationTrackBits (Tile t)
	Get the reserved track bits for a rail tunnel/bridge. More...

Detailed Description

Functions that have tunnels and bridges in common.

Definition in file tunnelbridge_map.h.

Function Documentation

◆ GetOtherTunnelBridgeEnd()

TileIndex GetOtherTunnelBridgeEnd ( Tile t )

inline

Determines type of the wormhole and returns its other end.

Parameters

t one end

Precondition: IsTileType(t, MP_TUNNELBRIDGE)

Returns: other end

Definition at line 78 of file tunnelbridge_map.h.

References GetOtherBridgeEnd(), GetOtherTunnelEnd(), IsTileType(), IsTunnel(), and MP_TUNNELBRIDGE.

Referenced by CheckTrainCollision(), ClearPathReservation(), CmdConvertRail(), Train::Crash(), FollowTrainReservation(), GetTrainForReservation(), MarkBridgeDirty(), PlaceRail_Bridge(), PlaceRoad_Bridge(), TestTownOwnsBridge(), UpdateSignalsInBuffer(), and YapfTrainCheckReverse().

◆ GetTunnelBridgeDirection()

DiagDirection GetTunnelBridgeDirection ( Tile t )

inline

Get the direction pointing to the other end.

Tunnel: Get the direction facing into the tunnel Bridge: Get the direction pointing onto the bridge

Parameters

t	The tile to analyze

Precondition: IsTileType(t, MP_TUNNELBRIDGE)

Returns: the above mentioned direction

Definition at line 26 of file tunnelbridge_map.h.

References GB(), IsTileType(), Tile::m5(), and MP_TUNNELBRIDGE.

Referenced by AdjustTileh(), CanRoadContinueIntoNextTile(), ClearPathReservation(), CmdBuildLongRoad(), CmdConvertRail(), CollectTrackbitsFromCrashedVehiclesEnum(), DeleteLastWagon(), DoClearBridge(), DrawRailCatenaryOnTunnel(), DrawTile_TunnelBridge(), CFollowTrackT< Ttr_type_, VehicleType, T90deg_turns_allowed_, Tmask_reserved_tracks >::FollowTileExit(), GetAnyRoadBits(), GetBridgeEnd(), GetBridgeHeight(), GetOtherBridgeEnd(), GetOtherTunnelEnd(), GetRailTrackBitsUniversal(), GetTunnelBridgeReservationTrackBits(), IsTunnelInWayDir(), MarkBridgeDirty(), Train::ReserveTrackUnderConsist(), CYapfCostBase::stSlopeCost(), TestTownOwnsBridge(), TrainCanLeaveTile(), UpdateSignalsInBuffer(), and YapfTrainCheckReverse().

◆ GetTunnelBridgeReservationTrackBits()

TrackBits GetTunnelBridgeReservationTrackBits ( Tile t )

inline

Get the reserved track bits for a rail tunnel/bridge.

Precondition: IsTileType(t, MP_TUNNELBRIDGE) && GetTunnelBridgeTransportType(t) == TRANSPORT_RAIL

Parameters

t the tile

Returns: reserved track bits

Definition at line 117 of file tunnelbridge_map.h.

References DiagDirToDiagTrackBits(), GetTunnelBridgeDirection(), HasTunnelBridgeReservation(), and TRACK_BIT_NONE.

Referenced by GetReservedTrackbits(), and TryReserveRailTrack().

◆ GetTunnelBridgeTransportType()

TransportType GetTunnelBridgeTransportType ( Tile t )

inline

Tunnel: Get the transport type of the tunnel (road or rail) Bridge: Get the transport type of the bridge's ramp.

Parameters

t	The tile to analyze

Precondition: IsTileType(t, MP_TUNNELBRIDGE)

Returns: the transport type in the tunnel/bridge

Definition at line 39 of file tunnelbridge_map.h.

References GB(), IsTileType(), Tile::m5(), and MP_TUNNELBRIDGE.

Referenced by CanFollowRoad(), CanRoadContinueIntoNextTile(), CmdConvertRail(), DrawBridgeMiddle(), DrawTile_TunnelBridge(), GetAnyRoadBits(), GetEffectiveWaterClass(), GetRailTrackBitsUniversal(), GetReservedTrackbits(), SmallMapWindow::GetTileColours(), GetTileRailType(), HasTunnelBridgeReservation(), RedundantBridgeExistsNearby(), SetTunnelBridgeReservation(), TryReserveRailTrack(), UnreserveRailTrack(), and UpdateSignalsInBuffer().

◆ HasTunnelBridgeReservation()

bool HasTunnelBridgeReservation ( Tile t )

inline

Get the reservation state of the rail tunnel/bridge.

Precondition: IsTileType(t, MP_TUNNELBRIDGE) && GetTunnelBridgeTransportType(t) == TRANSPORT_RAIL

Parameters

t the tile

Returns: reservation state

Definition at line 91 of file tunnelbridge_map.h.

References GetTunnelBridgeTransportType(), HasBit(), IsTileType(), Tile::m5(), MP_TUNNELBRIDGE, and TRANSPORT_RAIL.

Referenced by CmdConvertRail(), and GetTunnelBridgeReservationTrackBits().

◆ HasTunnelBridgeSnowOrDesert()

bool HasTunnelBridgeSnowOrDesert ( Tile t )

inline

Tunnel: Is this tunnel entrance in a snowy or desert area? Bridge: Does the bridge ramp lie in a snow or desert area?

Parameters

t	The tile to analyze

Precondition: IsTileType(t, MP_TUNNELBRIDGE)

Returns: true if and only if the tile is in a snowy/desert area

Definition at line 52 of file tunnelbridge_map.h.

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

◆ SetTunnelBridgeReservation()

void SetTunnelBridgeReservation	(	Tile	t,
		bool	b
	)

inline

Set the reservation state of the rail tunnel/bridge.

Precondition: IsTileType(t, MP_TUNNELBRIDGE) && GetTunnelBridgeTransportType(t) == TRANSPORT_RAIL

Parameters

t	the tile
b	the reservation state

Definition at line 104 of file tunnelbridge_map.h.

References AssignBit(), GetTunnelBridgeTransportType(), IsTileType(), Tile::m5(), MP_TUNNELBRIDGE, and TRANSPORT_RAIL.

Referenced by ClearPathReservation(), Train::Crash(), TryReserveRailTrack(), and UnreserveRailTrack().

◆ SetTunnelBridgeSnowOrDesert()

void SetTunnelBridgeSnowOrDesert	(	Tile	t,
		bool	snow_or_desert
	)

inline

Tunnel: Places this tunnel entrance in a snowy or desert area, or takes it out of there.

Bridge: Sets whether the bridge ramp lies in a snow or desert area.

Parameters

t	the tunnel entrance / bridge ramp tile
snow_or_desert	is the entrance/ramp in snow or desert (true), when not in snow and not in desert false

Precondition: IsTileType(t, MP_TUNNELBRIDGE)

Definition at line 66 of file tunnelbridge_map.h.

References IsTileType(), Tile::m7(), MP_TUNNELBRIDGE, and SB().