diff options
Diffstat (limited to 'src/pathfinder')
| -rw-r--r-- | src/pathfinder/yapf/yapf_rail.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/pathfinder/yapf/yapf_rail.cpp b/src/pathfinder/yapf/yapf_rail.cpp index d6776f75d..5c7509899 100644 --- a/src/pathfinder/yapf/yapf_rail.cpp +++ b/src/pathfinder/yapf/yapf_rail.cpp @@ -58,6 +58,7 @@ private: Node *m_res_node; ///< The reservation target node TileIndex m_res_fail_tile; ///< The tile where the reservation failed Trackdir m_res_fail_td; ///< The trackdir where the reservation failed + TileIndex m_origin_tile; ///< Tile our reservation will originate from bool FindSafePositionProc(TileIndex tile, Trackdir td) { @@ -80,7 +81,7 @@ private: SetRailStationReservation(tile, true); MarkTileDirtyByTile(tile); tile = TILE_ADD(tile, diff); - } while (IsCompatibleTrainStationTile(tile, start)); + } while (IsCompatibleTrainStationTile(tile, start) && tile != m_origin_tile); return true; } @@ -145,9 +146,10 @@ public: } /** Try to reserve the path till the reservation target. */ - bool TryReservePath(PBSTileInfo *target) + bool TryReservePath(PBSTileInfo *target, TileIndex origin) { m_res_fail_tile = INVALID_TILE; + m_origin_tile = origin; if (target != NULL) { target->tile = m_res_dest; @@ -359,7 +361,7 @@ public: this->FindSafePositionOnNode(pPrev); } - return dont_reserve || this->TryReservePath(NULL); + return dont_reserve || this->TryReservePath(NULL, pNode->GetLastTile()); } }; @@ -452,7 +454,7 @@ public: Node& best_next_node = *pPrev; next_trackdir = best_next_node.GetTrackdir(); - if (reserve_track && path_found) this->TryReservePath(target); + if (reserve_track && path_found) this->TryReservePath(target, pNode->GetLastTile()); } /* Treat the path as found if stopped on the first two way signal(s). */ |