diff options
Diffstat (limited to 'src/pathfinder/follow_track.hpp')
| -rw-r--r-- | src/pathfinder/follow_track.hpp | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/src/pathfinder/follow_track.hpp b/src/pathfinder/follow_track.hpp index 999f7f94d..31a781650 100644 --- a/src/pathfinder/follow_track.hpp +++ b/src/pathfinder/follow_track.hpp @@ -32,7 +32,7 @@ struct CFollowTrackT enum ErrorCode { EC_NONE, EC_OWNER, - EC_RAIL_TYPE, + EC_RAIL_ROAD_TYPE, EC_90DEG, EC_NO_WAY, EC_RESERVED, @@ -60,6 +60,7 @@ struct CFollowTrackT inline CFollowTrackT(Owner o, RailTypes railtype_override = INVALID_RAILTYPES, CPerformanceTimer *pPerf = nullptr) { + assert(IsRailTT()); m_veh = nullptr; Init(o, railtype_override, pPerf); } @@ -92,7 +93,7 @@ struct CFollowTrackT inline static TransportType TT() { return Ttr_type_; } inline static bool IsWaterTT() { return TT() == TRANSPORT_WATER; } inline static bool IsRailTT() { return TT() == TRANSPORT_RAIL; } - inline bool IsTram() { return IsRoadTT() && HasBit(RoadVehicle::From(m_veh)->compatible_roadtypes, ROADTYPE_TRAM); } + inline bool IsTram() { return IsRoadTT() && RoadTypeIsTram(RoadVehicle::From(m_veh)->roadtype); } inline static bool IsRoadTT() { return TT() == TRANSPORT_ROAD; } inline static bool Allow90degTurns() { return T90deg_turns_allowed_; } inline static bool DoTrackMasking() { return Tmask_reserved_tracks; } @@ -103,7 +104,7 @@ struct CFollowTrackT assert(IsTram()); // this function shouldn't be called in other cases if (IsNormalRoadTile(tile)) { - RoadBits rb = GetRoadBits(tile, ROADTYPE_TRAM); + RoadBits rb = GetRoadBits(tile, RTT_TRAM); switch (rb) { case ROAD_NW: return DIAGDIR_NW; case ROAD_SW: return DIAGDIR_SW; @@ -126,7 +127,7 @@ struct CFollowTrackT m_err = EC_NONE; assert( ((TrackStatusToTrackdirBits( - GetTileTrackStatus(m_old_tile, TT(), (IsRoadTT() && m_veh != nullptr) ? RoadVehicle::From(m_veh)->compatible_roadtypes : 0) + GetTileTrackStatus(m_old_tile, TT(), (IsRoadTT() && m_veh != nullptr) ? (this->IsTram() ? RTT_TRAM : RTT_ROAD) : 0) ) & TrackdirToTrackdirBits(m_old_td)) != 0) || (IsTram() && GetSingleTramBit(m_old_tile) != INVALID_DIAGDIR) // Disable the assertion for single tram bits ); @@ -151,7 +152,7 @@ struct CFollowTrackT if (IsRoadTT() && !IsTram() && TryReverse()) return true; /* CanEnterNewTile already set a reason. - * Do NOT overwrite it (important for example for EC_RAIL_TYPE). + * Do NOT overwrite it (important for example for EC_RAIL_ROAD_TYPE). * Only set a reason if CanEnterNewTile was not called */ if (m_new_td_bits == TRACKDIR_BIT_NONE) m_err = EC_NO_WAY; @@ -241,7 +242,7 @@ protected: if (IsRailTT() && IsPlainRailTile(m_new_tile)) { m_new_td_bits = (TrackdirBits)(GetTrackBits(m_new_tile) * 0x101); } else { - m_new_td_bits = TrackStatusToTrackdirBits(GetTileTrackStatus(m_new_tile, TT(), IsRoadTT() ? RoadVehicle::From(m_veh)->compatible_roadtypes : 0)); + m_new_td_bits = TrackStatusToTrackdirBits(GetTileTrackStatus(m_new_tile, TT(), IsRoadTT() ? (this->IsTram() ? RTT_TRAM : RTT_ROAD) : 0)); if (IsTram() && m_new_td_bits == TRACKDIR_BIT_NONE) { /* GetTileTrackStatus() returns 0 for single tram bits. @@ -350,7 +351,18 @@ protected: RailType rail_type = GetTileRailType(m_new_tile); if (!HasBit(m_railtypes, rail_type)) { /* incompatible rail type */ - m_err = EC_RAIL_TYPE; + m_err = EC_RAIL_ROAD_TYPE; + return false; + } + } + + /* road transport is possible only on compatible road types */ + if (IsRoadTT()) { + const RoadVehicle *v = RoadVehicle::From(m_veh); + RoadType roadtype = GetRoadType(m_new_tile, GetRoadTramType(v->roadtype)); + if (!HasBit(v->compatible_roadtypes, roadtype)) { + /* incompatible road type */ + m_err = EC_RAIL_ROAD_TYPE; return false; } } |