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Allow placing routing restrictions on tunnel/bridge entrance/exit signals

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No reserve through support
This commit is contained in:
Jonathan G Rennison
2021-11-13 22:28:14 +00:00
parent 1ee59c8333
commit 74bfe4e6d2
18 changed files with 393 additions and 73 deletions
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20
src/tunnelbridge_map.h
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@@ -561,6 +561,26 @@ static inline void SetTunnelBridgeSignalSimulationSpacing(TileIndex t, uint spac
SB(_me[t].m8, 12, 4, spacing - 1);
}
/**
* Does tunnel/bridge signal tile have "one or more trace restrict mappings present" bit set
* @param tile the tile to check
*/
static inline bool IsTunnelBridgeRestrictedSignal(TileIndex tile)
{
assert_tile(IsTunnelBridgeWithSignalSimulation(tile), tile);
return (bool) GB(_m[tile].m3, 6, 1);
}
/**
* Set tunnel/bridge signal tile "one or more trace restrict mappings present" bit
* @param tile the tile to set
*/
static inline void SetTunnelBridgeRestrictedSignal(TileIndex tile, bool is_restricted)
{
assert_tile(IsTunnelBridgeWithSignalSimulation(tile), tile);
SB(_m[tile].m3, 6, 1, is_restricted);
}
static inline Trackdir GetTunnelBridgeExitTrackdir(TileIndex t, DiagDirection tunnel_bridge_dir)
{
return TrackEnterdirToTrackdir((Track)FIND_FIRST_BIT(GetAcrossTunnelBridgeTrackBits(t)), ReverseDiagDir(tunnel_bridge_dir));