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author | rubidium <rubidium@openttd.org> | 2008-08-08 09:31:50 +0000 |
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committer | rubidium <rubidium@openttd.org> | 2008-08-08 09:31:50 +0000 |
commit | de629dd62fd172bdb64023c53f6c32936f5c3f93 (patch) | |
tree | 8b6a4c538c2192d3ca8b3093fe3cfcb42310d506 /src/yapf/yapf_costrail.hpp | |
parent | 2cb555ed11170ff30b8d68f3ddddbbf92ade771f (diff) | |
download | openttd-de629dd62fd172bdb64023c53f6c32936f5c3f93.tar.xz |
(svn r14019) -Fix [FS#2205]: game crash after order skip while waiting for free path (michi_cc).
Diffstat (limited to 'src/yapf/yapf_costrail.hpp')
-rw-r--r-- | src/yapf/yapf_costrail.hpp | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/src/yapf/yapf_costrail.hpp b/src/yapf/yapf_costrail.hpp index c19353f1f..18d366297 100644 --- a/src/yapf/yapf_costrail.hpp +++ b/src/yapf/yapf_costrail.hpp @@ -139,15 +139,27 @@ public: return cost; } + /** Check for a reserved station platform. */ + FORCEINLINE bool IsAnyStationTileReserved(TileIndex tile, Trackdir trackdir, int skipped) + { + TileIndexDiff diff = TileOffsByDiagDir(TrackdirToExitdir(ReverseTrackdir(trackdir))); + for (; skipped >= 0; skipped--, tile += diff) { + if (GetRailwayStationReservation(tile)) return true; + } + return false; + } + /** The cost for reserved tiles, including skipped ones. */ - FORCEINLINE int ReservationCost(Node& n, TileIndex& tile, Trackdir trackdir, int skipped) + FORCEINLINE int ReservationCost(Node& n, TileIndex tile, Trackdir trackdir, int skipped) { if (n.m_num_signals_passed >= m_sig_look_ahead_costs.Size() / 2) return 0; - if (TrackOverlapsTracks(GetReservedTrackbits(tile), TrackdirToTrack(trackdir))) { - int cost = IsRailwayStationTile(tile) ? Yapf().PfGetSettings().rail_pbs_station_penalty : Yapf().PfGetSettings().rail_pbs_cross_penalty; + if (IsRailwayStationTile(tile) && IsAnyStationTileReserved(tile, trackdir, skipped)) { + return Yapf().PfGetSettings().rail_pbs_station_penalty * (skipped + 1); + } else if (TrackOverlapsTracks(GetReservedTrackbits(tile), TrackdirToTrack(trackdir))) { + int cost = Yapf().PfGetSettings().rail_pbs_cross_penalty; if (!IsDiagonalTrackdir(trackdir)) cost = (cost * YAPF_TILE_CORNER_LENGTH) / YAPF_TILE_LENGTH; - return cost * (skipped + 1); + return cost; } return 0; } |