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@ -633,8 +633,11 @@ static SigSegState UpdateSignalsInBuffer(Owner owner)
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if (IsTunnel(tile)) assert(dir == INVALID_DIAGDIR || dir == ReverseDiagDir(GetTunnelBridgeDirection(tile)));
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TrackBits across = GetAcrossTunnelBridgeTrackBits(tile);
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if (dir == INVALID_DIAGDIR || _enterdir_to_trackbits[dir] & across) {
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_tbdset.Add(tile, INVALID_DIAGDIR); // we can safely start from wormhole centre
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if (!IsTunnelBridgeWithSignalSimulation(tile)) { // Don't worry with other side of tunnel.
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if (IsTunnelBridgeWithSignalSimulation(tile)) {
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/* Don't worry about other side of tunnel. */
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_tbdset.Add(tile, dir);
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} else {
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_tbdset.Add(tile, INVALID_DIAGDIR); // we can safely start from wormhole centre
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_tbdset.Add(GetOtherTunnelBridgeEnd(tile), INVALID_DIAGDIR);
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}
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break;
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