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Use head tile track pieces in Train::GetVehicleTrackdir for trains in wormhole

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Jonathan G Rennison
2018-07-13 03:13:50 +01:00
parent a7e767d766
commit 6ca0fcbae2
1 changed files with 9 additions and 2 deletions
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11
src/train_cmd.cpp
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@@ -4092,8 +4092,15 @@ Trackdir Train::GetVehicleTrackdir() const
} }
if (this->track == TRACK_BIT_WORMHOLE) { if (this->track == TRACK_BIT_WORMHOLE) {
/* train in tunnel or on bridge, so just use his direction and assume a diagonal track */ /* Train in tunnel or on bridge, so just use his direction and make an educated guess
return DiagDirToDiagTrackdir(DirToDiagDir(this->direction)); * given the track bits on the tunnel/bridge head tile.
* If a reachable track piece is reserved, use that, otherwise use the first reachable track piece.
*/
TrackBits tracks = GetAcrossTunnelBridgeReservationTrackBits(this->tile);
if (!tracks) tracks = GetAcrossTunnelBridgeTrackBits(this->tile);
Trackdir td = TrackExitdirToTrackdir(FindFirstTrack(tracks), GetTunnelBridgeDirection(this->tile));
if (GetTunnelBridgeDirection(this->tile) != DirToDiagDir(this->direction)) td = ReverseTrackdir(td);
return td;
} else if (this->track & TRACK_BIT_WORMHOLE) { } else if (this->track & TRACK_BIT_WORMHOLE) {
return TrackDirectionToTrackdir(FindFirstTrack(this->track & TRACK_BIT_MASK), this->direction); return TrackDirectionToTrackdir(FindFirstTrack(this->track & TRACK_BIT_MASK), this->direction);
} }