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Add helper functions to get tunnel/bridge entrance/exit trackdirs

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This commit is contained in:
Jonathan G Rennison
2021-08-27 18:30:21 +01:00
parent 93c23b4096
commit 55c4fe7d45
4 changed files with 29 additions and 11 deletions
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20
src/tunnelbridge_map.h
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@@ -506,6 +506,26 @@ static inline void SetTunnelBridgePBS(TileIndex t, bool is_pbs)
SB(_me[t].m6, 6, 1, is_pbs ? 1 : 0);
}
static inline Trackdir GetTunnelBridgeExitTrackdir(TileIndex t, DiagDirection tunnel_bridge_dir)
{
return TrackEnterdirToTrackdir((Track)FIND_FIRST_BIT(GetAcrossTunnelBridgeTrackBits(t)), ReverseDiagDir(tunnel_bridge_dir));
}
static inline Trackdir GetTunnelBridgeExitTrackdir(TileIndex t)
{
return GetTunnelBridgeExitTrackdir(t, GetTunnelBridgeDirection(t));
}
static inline Trackdir GetTunnelBridgeEntranceTrackdir(TileIndex t, DiagDirection tunnel_bridge_dir)
{
return TrackExitdirToTrackdir((Track)FIND_FIRST_BIT(GetAcrossTunnelBridgeTrackBits(t)), tunnel_bridge_dir);
}
static inline Trackdir GetTunnelBridgeEntranceTrackdir(TileIndex t)
{
return GetTunnelBridgeEntranceTrackdir(t, GetTunnelBridgeDirection(t));
}
void AddRailTunnelBridgeInfrastructure(Company *c, TileIndex begin, TileIndex end);
void SubtractRailTunnelBridgeInfrastructure(Company *c, TileIndex begin, TileIndex end);
void AddRailTunnelBridgeInfrastructure(TileIndex begin, TileIndex end);