diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/ai/default/default.cpp | 7 | ||||
-rw-r--r-- | src/clear_cmd.cpp | 2 | ||||
-rw-r--r-- | src/disaster_cmd.cpp | 5 | ||||
-rw-r--r-- | src/dummy_land.cpp | 2 | ||||
-rw-r--r-- | src/industry_cmd.cpp | 2 | ||||
-rw-r--r-- | src/landscape.cpp | 6 | ||||
-rw-r--r-- | src/newgrf_station.cpp | 6 | ||||
-rw-r--r-- | src/npf.cpp | 3 | ||||
-rw-r--r-- | src/pathfind.cpp | 12 | ||||
-rw-r--r-- | src/rail_cmd.cpp | 33 | ||||
-rw-r--r-- | src/rail_gui.cpp | 2 | ||||
-rw-r--r-- | src/road_cmd.cpp | 32 | ||||
-rw-r--r-- | src/road_map.cpp | 6 | ||||
-rw-r--r-- | src/roadveh_cmd.cpp | 14 | ||||
-rw-r--r-- | src/ship_cmd.cpp | 10 | ||||
-rw-r--r-- | src/signal.cpp | 4 | ||||
-rw-r--r-- | src/station_cmd.cpp | 19 | ||||
-rw-r--r-- | src/tile_cmd.h | 25 | ||||
-rw-r--r-- | src/town_cmd.cpp | 2 | ||||
-rw-r--r-- | src/track_func.h | 58 | ||||
-rw-r--r-- | src/track_type.h | 2 | ||||
-rw-r--r-- | src/train_cmd.cpp | 28 | ||||
-rw-r--r-- | src/tree_cmd.cpp | 2 | ||||
-rw-r--r-- | src/tunnelbridge_cmd.cpp | 4 | ||||
-rw-r--r-- | src/unmovable_cmd.cpp | 2 | ||||
-rw-r--r-- | src/water_cmd.cpp | 4 | ||||
-rw-r--r-- | src/yapf/follow_track.hpp | 5 | ||||
-rw-r--r-- | src/yapf/yapf_destrail.hpp | 2 | ||||
-rw-r--r-- | src/yapf/yapf_road.cpp | 13 | ||||
-rw-r--r-- | src/yapf/yapf_ship.cpp | 2 |
30 files changed, 180 insertions, 134 deletions
diff --git a/src/ai/default/default.cpp b/src/ai/default/default.cpp index 1c83d4edf..81adf016f 100644 --- a/src/ai/default/default.cpp +++ b/src/ai/default/default.cpp @@ -69,10 +69,9 @@ enum { }; -static TrackBits GetRailTrackStatus(TileIndex tile) +static inline TrackBits GetRailTrackStatus(TileIndex tile) { - uint32 r = GetTileTrackStatus(tile, TRANSPORT_RAIL, 0); - return (TrackBits)(byte) (r | r >> 8); + return TrackStatusToTrackBits(GetTileTrackStatus(tile, TRANSPORT_RAIL, 0)); } @@ -2883,7 +2882,7 @@ static bool AiCheckRoadFinished(Player *p) tile = TILE_MASK(_players_ai[p->index].cur_tile_a + TileOffsByDiagDir(dir)); if (IsRoadStopTile(tile) || IsTileDepotType(tile, TRANSPORT_ROAD)) return false; - bits = GetTileTrackStatus(tile, TRANSPORT_ROAD, ROADTYPES_ROAD) & _ai_road_table_and[dir]; + bits = TrackStatusToTrackdirBits(GetTileTrackStatus(tile, TRANSPORT_ROAD, ROADTYPES_ROAD)) & _ai_road_table_and[dir]; if (bits == 0) return false; are.best_dist = (uint)-1; diff --git a/src/clear_cmd.cpp b/src/clear_cmd.cpp index 522a0e57a..02c2b6572 100644 --- a/src/clear_cmd.cpp +++ b/src/clear_cmd.cpp @@ -315,7 +315,7 @@ static void ClickTile_Clear(TileIndex tile) /* not used */ } -static uint32 GetTileTrackStatus_Clear(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +static TrackStatus GetTileTrackStatus_Clear(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { return 0; } diff --git a/src/disaster_cmd.cpp b/src/disaster_cmd.cpp index 42ebc9ba2..4981aa31c 100644 --- a/src/disaster_cmd.cpp +++ b/src/disaster_cmd.cpp @@ -716,9 +716,8 @@ static void DisasterTick_Submarine(Vehicle *v) tile = v->tile + TileOffsByDiagDir(DirToDiagDir(v->direction)); if (IsValidTile(tile)) { - TrackdirBits r = (TrackdirBits)GetTileTrackStatus(tile, TRANSPORT_WATER, 0); - - if (TrackdirBitsToTrackBits(r) == TRACK_BIT_ALL && !Chance16(1, 90)) { + TrackBits trackbits = TrackStatusToTrackBits(GetTileTrackStatus(tile, TRANSPORT_WATER, 0)); + if (trackbits == TRACK_BIT_ALL && !Chance16(1, 90)) { GetNewVehiclePosResult gp = GetNewVehiclePos(v); SetDisasterVehiclePos(v, gp.x, gp.y, v->z_pos); return; diff --git a/src/dummy_land.cpp b/src/dummy_land.cpp index 8ba8d2903..28cf2a271 100644 --- a/src/dummy_land.cpp +++ b/src/dummy_land.cpp @@ -64,7 +64,7 @@ static void ChangeTileOwner_Dummy(TileIndex tile, PlayerID old_player, PlayerID /* not used */ } -static uint32 GetTileTrackStatus_Dummy(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +static TrackStatus GetTileTrackStatus_Dummy(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { return 0; } diff --git a/src/industry_cmd.cpp b/src/industry_cmd.cpp index 07e996ab9..3fcf766dc 100644 --- a/src/industry_cmd.cpp +++ b/src/industry_cmd.cpp @@ -815,7 +815,7 @@ static void ClickTile_Industry(TileIndex tile) ShowIndustryViewWindow(GetIndustryIndex(tile)); } -static uint32 GetTileTrackStatus_Industry(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +static TrackStatus GetTileTrackStatus_Industry(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { return 0; } diff --git a/src/landscape.cpp b/src/landscape.cpp index 5641c8924..6bad6e8a4 100644 --- a/src/landscape.cpp +++ b/src/landscape.cpp @@ -437,16 +437,16 @@ void DoClearSquare(TileIndex tile) MarkTileDirtyByTile(tile); } -/** Returns trackdirbits in lower two bytes and additional info about track status in upper two bytes +/** Returns information about trackdirs and signal states. * If there is any trackbit at 'side', return all trackdirbits. - * For TRANSPORT_ROAD, return 0 if there is no roadbit (of given subtype) at given side. + * For TRANSPORT_ROAD, return no trackbits if there is no roadbit (of given subtype) at given side. * @param tile tile to get info about * @param mode transport type * @param sub_mode for TRANSPORT_ROAD, roadtypes to check * @param side side we are entering from, INVALID_DIAGDIR to return all trackbits * @return trackdirbits and other info depending on 'mode' */ -uint32 GetTileTrackStatus(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +TrackStatus GetTileTrackStatus(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { return _tile_type_procs[GetTileType(tile)]->get_tile_track_status_proc(tile, mode, sub_mode, side); } diff --git a/src/newgrf_station.cpp b/src/newgrf_station.cpp index 8c0b0ac29..51fef9d35 100644 --- a/src/newgrf_station.cpp +++ b/src/newgrf_station.cpp @@ -291,13 +291,13 @@ static uint32 GetRailContinuationInfo(TileIndex tile) uint i; for (i = 0; i < lengthof(x_dir); i++, dir++, diagdir++) { - uint32 ts = GetTileTrackStatus(tile + TileOffsByDir(*dir), TRANSPORT_RAIL, 0); - if (ts != 0) { + TrackBits trackbits = TrackStatusToTrackBits(GetTileTrackStatus(tile + TileOffsByDir(*dir), TRANSPORT_RAIL, 0)); + if (trackbits != TRACK_BIT_NONE) { /* If there is any track on the tile, set the bit in the second byte */ SetBit(res, i + 8); /* If any track reaches our exit direction, set the bit in the lower byte */ - if (ts & DiagdirReachesTracks(*diagdir)) SetBit(res, i); + if (trackbits & DiagdirReachesTracks(*diagdir)) SetBit(res, i); } } diff --git a/src/npf.cpp b/src/npf.cpp index 3b6e71466..14cebac9e 100644 --- a/src/npf.cpp +++ b/src/npf.cpp @@ -607,8 +607,7 @@ static bool CanEnterTile(TileIndex tile, DiagDirection dir, TransportType type, */ static TrackdirBits GetDriveableTrackdirBits(TileIndex dst_tile, Trackdir src_trackdir, TransportType type, uint subtype) { - uint32 ts = GetTileTrackStatus(dst_tile, type, subtype); - TrackdirBits trackdirbits = (TrackdirBits)(ts & TRACKDIR_BIT_MASK); + TrackdirBits trackdirbits = TrackStatusToTrackdirBits(GetTileTrackStatus(dst_tile, type, subtype)); if (trackdirbits == 0 && type == TRANSPORT_ROAD && HasBit(subtype, ROADTYPE_TRAM)) { /* GetTileTrackStatus() returns 0 for single tram bits. diff --git a/src/pathfind.cpp b/src/pathfind.cpp index 5b83998b2..ad2b40fae 100644 --- a/src/pathfind.cpp +++ b/src/pathfind.cpp @@ -152,8 +152,8 @@ static void TPFMode2(TrackPathFinder* tpf, TileIndex tile, DiagDirection directi if (++tpf->rd.cur_length > 50) return; - uint32 ts = GetTileTrackStatus(tile, tpf->tracktype, tpf->sub_type); - TrackBits bits = (TrackBits)((byte)((ts | (ts >> 8)) & _bits_mask[direction])); + TrackStatus ts = GetTileTrackStatus(tile, tpf->tracktype, tpf->sub_type); + TrackBits bits = (TrackBits)(TrackStatusToTrackBits(ts) & _bits_mask[direction]); if (bits == TRACK_BIT_NONE) return; assert(TileX(tile) != MapMaxX() && TileY(tile) != MapMaxY()); @@ -252,11 +252,11 @@ static void TPFMode1(TrackPathFinder* tpf, TileIndex tile, DiagDirection directi } } - uint32 bits = GetTileTrackStatus(tile, tpf->tracktype, tpf->sub_type); + uint32 bits = TrackStatusToTrackdirBits(GetTileTrackStatus(tile, tpf->tracktype, tpf->sub_type)); /* Check in case of rail if the owner is the same */ if (tpf->tracktype == TRANSPORT_RAIL) { - if (bits != 0 && GetTileTrackStatus(tile_org, TRANSPORT_RAIL, 0) != 0) { + if (bits != 0 && TrackStatusToTrackdirBits(GetTileTrackStatus(tile_org, TRANSPORT_RAIL, 0)) != TRACKDIR_BIT_NONE) { if (GetTileOwner(tile_org) != GetTileOwner(tile)) return; } } @@ -682,8 +682,8 @@ start_at: if (!IsTileType(tile, MP_RAILWAY) || !IsPlainRailTile(tile)) { /* We found a tile which is not a normal railway tile. * Determine which tracks that exist on this tile. */ - uint32 ts = GetTileTrackStatus(tile, TRANSPORT_RAIL, 0) & _tpfmode1_and[direction]; - bits = TrackdirBitsToTrackBits((TrackdirBits)(ts & TRACKDIR_BIT_MASK)); + TrackStatus ts = GetTileTrackStatus(tile, TRANSPORT_RAIL, 0) & _tpfmode1_and[direction]; + bits = TrackStatusToTrackBits(ts); /* Check that the tile contains exactly one track */ if (bits == 0 || KillFirstBit(bits) != 0) break; diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp index a67f74b4a..b22d2569a 100644 --- a/src/rail_cmd.cpp +++ b/src/rail_cmd.cpp @@ -911,8 +911,7 @@ static bool CheckSignalAutoFill(TileIndex &tile, Trackdir &trackdir, int &signal if (tile == INVALID_TILE) return false; /* Check for track bits on the new tile */ - uint32 ts = GetTileTrackStatus(tile, TRANSPORT_RAIL, 0); - TrackdirBits trackdirbits = (TrackdirBits)(ts & TRACKDIR_BIT_MASK); + TrackdirBits trackdirbits = TrackStatusToTrackdirBits(GetTileTrackStatus(tile, TRANSPORT_RAIL, 0)); if (TracksOverlap(TrackdirBitsToTrackBits(trackdirbits))) return false; trackdirbits &= TrackdirReachesTrackdirs(trackdir); @@ -2083,17 +2082,21 @@ set_ground: } -static uint32 GetTileTrackStatus_Track(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +static TrackStatus GetTileTrackStatus_Track(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { if (mode != TRANSPORT_RAIL) return 0; + TrackBits trackbits = TRACK_BIT_NONE; + TrackdirBits red_signals = TRACKDIR_BIT_NONE; + switch (GetRailTileType(tile)) { default: NOT_REACHED(); case RAIL_TILE_NORMAL: - return GetTrackBits(tile) * 0x101; + trackbits = GetTrackBits(tile); + break; case RAIL_TILE_SIGNALS: { - uint32 ret = GetTrackBits(tile) * 0x101; + trackbits = GetTrackBits(tile); byte a = GetPresentSignals(tile); uint b = GetSignalStates(tile); @@ -2106,25 +2109,29 @@ static uint32 GetTileTrackStatus_Track(TileIndex tile, TransportType mode, uint if ((a & 0xC) == 0) b |= 0xC; if ((a & 0x3) == 0) b |= 0x3; - if ((b & 0x8) == 0) ret |= 0x10070000; - if ((b & 0x4) == 0) ret |= 0x07100000; - if ((b & 0x2) == 0) ret |= 0x20080000; - if ((b & 0x1) == 0) ret |= 0x08200000; + if ((b & 0x8) == 0) red_signals |= (TRACKDIR_BIT_LEFT_N | TRACKDIR_BIT_X_NE | TRACKDIR_BIT_Y_SE | TRACKDIR_BIT_UPPER_E); + if ((b & 0x4) == 0) red_signals |= (TRACKDIR_BIT_LEFT_S | TRACKDIR_BIT_X_SW | TRACKDIR_BIT_Y_NW | TRACKDIR_BIT_UPPER_W); + if ((b & 0x2) == 0) red_signals |= (TRACKDIR_BIT_RIGHT_N | TRACKDIR_BIT_LOWER_E); + if ((b & 0x1) == 0) red_signals |= (TRACKDIR_BIT_RIGHT_S | TRACKDIR_BIT_LOWER_W); - return ret; + break; } case RAIL_TILE_DEPOT: { DiagDirection dir = GetRailDepotDirection(tile); - if (side != INVALID_DIAGDIR && side != dir) return 0; + if (side != INVALID_DIAGDIR && side != dir) break; - return AxisToTrackBits(DiagDirToAxis(dir)) * 0x101; + trackbits = AxisToTrackBits(DiagDirToAxis(dir)); + break; } case RAIL_TILE_WAYPOINT: - return GetRailWaypointBits(tile) * 0x101; + trackbits = GetRailWaypointBits(tile); + break; } + + return CombineTrackStatus(TrackBitsToTrackdirBits(trackbits), red_signals); } static void ClickTile_Track(TileIndex tile) diff --git a/src/rail_gui.cpp b/src/rail_gui.cpp index 8a2d63c03..939cd8fe4 100644 --- a/src/rail_gui.cpp +++ b/src/rail_gui.cpp @@ -189,7 +189,7 @@ static void PlaceRail_Station(TileIndex tile) */ static void GenericPlaceSignals(TileIndex tile) { - TrackBits trackbits = (TrackBits)GB(GetTileTrackStatus(tile, TRANSPORT_RAIL, 0), 0, 6); + TrackBits trackbits = TrackStatusToTrackBits(GetTileTrackStatus(tile, TRANSPORT_RAIL, 0)); if (trackbits & TRACK_BIT_VERT) { // N-S direction trackbits = (_tile_fract_coords.x <= _tile_fract_coords.y) ? TRACK_BIT_RIGHT : TRACK_BIT_LEFT; diff --git a/src/road_cmd.cpp b/src/road_cmd.cpp index 433d362c6..69c481a51 100644 --- a/src/road_cmd.cpp +++ b/src/road_cmd.cpp @@ -1311,20 +1311,22 @@ static void ClickTile_Road(TileIndex tile) if (IsRoadDepot(tile)) ShowDepotWindow(tile, VEH_ROAD); } +/* Converts RoadBits to TrackBits */ static const byte _road_trackbits[16] = { 0x0, 0x0, 0x0, 0x10, 0x0, 0x2, 0x8, 0x1A, 0x0, 0x4, 0x1, 0x15, 0x20, 0x26, 0x29, 0x3F, }; -static uint32 GetTileTrackStatus_Road(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +static TrackStatus GetTileTrackStatus_Road(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { - + TrackdirBits trackdirbits = TRACKDIR_BIT_NONE; + TrackdirBits red_signals = TRACKDIR_BIT_NONE; // crossing barred switch (mode) { case TRANSPORT_RAIL: - if (!IsLevelCrossing(tile)) return 0; - return GetCrossingRailBits(tile) * 0x101; + if (IsLevelCrossing(tile)) trackdirbits = TrackBitsToTrackdirBits(GetCrossingRailBits(tile)); + break; case TRANSPORT_ROAD: - if ((GetRoadTypes(tile) & sub_mode) == 0) return 0; + if ((GetRoadTypes(tile) & sub_mode) == 0) break; switch (GetRoadTileType(tile)) { case ROAD_TILE_NORMAL: { const uint drd_to_multiplier[DRD_END] = { 0x101, 0x100, 0x1, 0x0 }; @@ -1332,36 +1334,38 @@ static uint32 GetTileTrackStatus_Road(TileIndex tile, TransportType mode, uint s RoadBits bits = GetRoadBits(tile, rt); /* no roadbit at this side of tile, return 0 */ - if (side != INVALID_DIAGDIR && (DiagDirToRoadBits(side) & bits) == 0) return 0; + if (side != INVALID_DIAGDIR && (DiagDirToRoadBits(side) & bits) == 0) break; uint multiplier = drd_to_multiplier[rt == ROADTYPE_TRAM ? DRD_NONE : GetDisallowedRoadDirections(tile)]; - return HasRoadWorks(tile) ? 0 : _road_trackbits[bits] * multiplier; + if (!HasRoadWorks(tile)) trackdirbits = (TrackdirBits)(_road_trackbits[bits] * multiplier); + break; } case ROAD_TILE_CROSSING: { Axis axis = GetCrossingRoadAxis(tile); - if (side != INVALID_DIAGDIR && axis != DiagDirToAxis(side)) return 0; + if (side != INVALID_DIAGDIR && axis != DiagDirToAxis(side)) break; - uint32 r = AxisToTrackBits(axis) * 0x101; - if (IsCrossingBarred(tile)) r *= 0x10001; - return r; + trackdirbits = TrackBitsToTrackdirBits(AxisToTrackBits(axis)); + if (IsCrossingBarred(tile)) red_signals = trackdirbits; + break; } default: case ROAD_TILE_DEPOT: { DiagDirection dir = GetRoadDepotDirection(tile); - if (side != INVALID_DIAGDIR && side != dir) return 0; + if (side != INVALID_DIAGDIR && side != dir) break; - return AxisToTrackBits(DiagDirToAxis(dir)) * 0x101; + trackdirbits = TrackBitsToTrackdirBits(AxisToTrackBits(DiagDirToAxis(dir))); + break; } } break; default: break; } - return 0; + return CombineTrackStatus(trackdirbits, red_signals); } static const StringID _road_tile_strings[] = { diff --git a/src/road_map.cpp b/src/road_map.cpp index c86c3d1b3..2d236b504 100644 --- a/src/road_map.cpp +++ b/src/road_map.cpp @@ -43,14 +43,10 @@ RoadBits GetAnyRoadBits(TileIndex tile, RoadType rt) TrackBits GetAnyRoadTrackBits(TileIndex tile, RoadType rt) { - uint32 r; - /* Don't allow local authorities to build roads through road depots or road stops. */ if (IsRoadDepotTile(tile) || (IsTileType(tile, MP_STATION) && !IsDriveThroughStopTile(tile)) || !HasTileRoadType(tile, rt)) { return TRACK_BIT_NONE; } - r = GetTileTrackStatus(tile, TRANSPORT_ROAD, RoadTypeToRoadTypes(rt)); - - return (TrackBits)(byte)(r | (r >> 8)); + return TrackStatusToTrackBits(GetTileTrackStatus(tile, TRANSPORT_ROAD, RoadTypeToRoadTypes(rt))); } diff --git a/src/roadveh_cmd.cpp b/src/roadveh_cmd.cpp index 3e64068a9..9ec9dfb60 100644 --- a/src/roadveh_cmd.cpp +++ b/src/roadveh_cmd.cpp @@ -1028,9 +1028,9 @@ static void* EnumFindVehBlockingOvertake(Vehicle* v, void* data) */ static bool CheckRoadBlockedForOvertaking(OvertakeData *od) { - uint32 ts = GetTileTrackStatus(od->tile, TRANSPORT_ROAD, od->v->u.road.compatible_roadtypes); - TrackdirBits trackdirbits = (TrackdirBits)(ts & TRACKDIR_BIT_MASK); - TrackdirBits red_signals = (TrackdirBits)((ts >> 16) & TRACKDIR_BIT_MASK); // barred level crossing + TrackStatus ts = GetTileTrackStatus(od->tile, TRANSPORT_ROAD, od->v->u.road.compatible_roadtypes); + TrackdirBits trackdirbits = TrackStatusToTrackdirBits(ts); + TrackdirBits red_signals = TrackStatusToRedSignals(ts); // barred level crossing TrackBits trackbits = TrackdirBitsToTrackBits(trackdirbits); /* Track does not continue along overtaking direction || track has junction || levelcrossing is barred */ @@ -1159,9 +1159,9 @@ static Trackdir RoadFindPathToDest(Vehicle* v, TileIndex tile, DiagDirection ent FindRoadToChooseData frd; Trackdir best_track; - uint32 r = GetTileTrackStatus(tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes); - TrackdirBits signal = (TrackdirBits)GB(r, 16, 16); - TrackdirBits trackdirs = (TrackdirBits)GB(r, 0, 16); + TrackStatus ts = GetTileTrackStatus(tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes); + TrackdirBits red_signals = TrackStatusToRedSignals(ts); // crossing + TrackdirBits trackdirs = TrackStatusToTrackdirBits(ts); if (IsTileType(tile, MP_ROAD)) { if (IsRoadDepot(tile) && (!IsTileOwner(tile, v->owner) || GetRoadDepotDirection(tile) == enterdir || (GetRoadTypes(tile) & v->u.road.compatible_roadtypes) == 0)) { @@ -1302,7 +1302,7 @@ do_it:; found_best_track:; - if (HasBit(signal, best_track)) return INVALID_TRACKDIR; + if (HasBit(red_signals, best_track)) return INVALID_TRACKDIR; return best_track; } diff --git a/src/ship_cmd.cpp b/src/ship_cmd.cpp index 17f11dd2b..dea4d2296 100644 --- a/src/ship_cmd.cpp +++ b/src/ship_cmd.cpp @@ -50,10 +50,9 @@ static const TrackBits _ship_sometracks[4] = { TRACK_BIT_Y | TRACK_BIT_LOWER | TRACK_BIT_RIGHT, // 0x2A, // DIAGDIR_NW }; -static TrackBits GetTileShipTrackStatus(TileIndex tile) +static inline TrackBits GetTileShipTrackStatus(TileIndex tile) { - uint32 r = GetTileTrackStatus(tile, TRANSPORT_WATER, 0); - return TrackdirBitsToTrackBits((TrackdirBits)(TRACKDIR_BIT_MASK & (r | r >> 8))); + return TrackStatusToTrackBits(GetTileTrackStatus(tile, TRANSPORT_WATER, 0)); } void DrawShipEngine(int x, int y, EngineID engine, SpriteID pal) @@ -592,10 +591,9 @@ static Direction ShipGetNewDirection(Vehicle *v, int x, int y) return _new_vehicle_direction_table[offs]; } -static TrackBits GetAvailShipTracks(TileIndex tile, int dir) +static inline TrackBits GetAvailShipTracks(TileIndex tile, int dir) { - uint32 r = GetTileTrackStatus(tile, TRANSPORT_WATER, 0); - return (TrackBits)((r | r >> 8) & _ship_sometracks[dir]); + return GetTileShipTrackStatus(tile) & _ship_sometracks[dir]; } static const byte _ship_subcoord[4][6][3] = { diff --git a/src/signal.cpp b/src/signal.cpp index f45e1370e..544ebc5d2 100644 --- a/src/signal.cpp +++ b/src/signal.cpp @@ -506,7 +506,7 @@ static bool UpdateSignalsInBuffer(Owner owner) /* FALLTHROUGH */ case MP_STATION: case MP_ROAD: - if ((TrackBits)(GetTileTrackStatus(tile, TRANSPORT_RAIL, 0) & _enterdir_to_trackbits[dir]) != TRACK_BIT_NONE) { + if ((TrackStatusToTrackBits(GetTileTrackStatus(tile, TRANSPORT_RAIL, 0)) & _enterdir_to_trackbits[dir]) != TRACK_BIT_NONE) { /* only add to set when there is some 'interesting' track */ _tbdset.Add(tile, dir); _tbdset.Add(tile + TileOffsByDiagDir(dir), ReverseDiagDir(dir)); @@ -517,7 +517,7 @@ static bool UpdateSignalsInBuffer(Owner owner) /* jump to next tile */ tile = tile + TileOffsByDiagDir(dir); dir = ReverseDiagDir(dir); - if ((TrackBits)(GetTileTrackStatus(tile, TRANSPORT_RAIL, 0) & _enterdir_to_trackbits[dir]) != TRACK_BIT_NONE) { + if ((TrackStatusToTrackBits(GetTileTrackStatus(tile, TRANSPORT_RAIL, 0)) & _enterdir_to_trackbits[dir]) != TRACK_BIT_NONE) { _tbdset.Add(tile, dir); break; } diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp index e5f2e4826..995064f5b 100644 --- a/src/station_cmd.cpp +++ b/src/station_cmd.cpp @@ -2280,24 +2280,25 @@ static void GetTileDesc_Station(TileIndex tile, TileDesc *td) } -static uint32 GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +static TrackStatus GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { + TrackBits trackbits = TRACK_BIT_NONE; + switch (mode) { case TRANSPORT_RAIL: if (IsRailwayStation(tile) && !IsStationTileBlocked(tile)) { - return TrackToTrackBits(GetRailStationTrack(tile)) * 0x101; + trackbits = TrackToTrackBits(GetRailStationTrack(tile)); } break; case TRANSPORT_WATER: /* buoy is coded as a station, it is always on open water */ if (IsBuoy(tile)) { - TrackBits ts = TRACK_BIT_ALL; + trackbits = TRACK_BIT_ALL; /* remove tracks that connect NE map edge */ - if (TileX(tile) == 0) ts &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT); + if (TileX(tile) == 0) trackbits &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT); /* remove tracks that connect NW map edge */ - if (TileY(tile) == 0) ts &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER); - return uint32(ts) * 0x101; + if (TileY(tile) == 0) trackbits &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER); } break; @@ -2307,10 +2308,10 @@ static uint32 GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uin Axis axis = DiagDirToAxis(dir); if (side != INVALID_DIAGDIR) { - if (axis != DiagDirToAxis(side) || (IsStandardRoadStopTile(tile) && dir != side)) return 0; + if (axis != DiagDirToAxis(side) || (IsStandardRoadStopTile(tile) && dir != side)) break; } - return AxisToTrackBits(axis) * 0x101; + trackbits = AxisToTrackBits(axis); } break; @@ -2318,7 +2319,7 @@ static uint32 GetTileTrackStatus_Station(TileIndex tile, TransportType mode, uin break; } - return 0; + return CombineTrackStatus(TrackBitsToTrackdirBits(trackbits), TRACKDIR_BIT_NONE); } diff --git a/src/tile_cmd.h b/src/tile_cmd.h index 92c9fe06c..0ad4d1fe3 100644 --- a/src/tile_cmd.h +++ b/src/tile_cmd.h @@ -14,6 +14,7 @@ #include "date_type.h" #include "player_type.h" #include "direction_type.h" +#include "track_type.h" /** The returned bits of VehicleEnterTile. */ enum VehicleEnterTileStatus { @@ -60,29 +61,17 @@ typedef void GetTileDescProc(TileIndex tile, TileDesc *td); /** * GetTileTrackStatusProcs return a value that contains the possible tracks - * that can be taken on a given tile by a given transport. The return value is - * composed as follows: 0xaabbccdd. ccdd and aabb are bitmasks of trackdirs, - * where bit n corresponds to trackdir n. ccdd are the trackdirs that are - * present in the tile (1==present, 0==not present), aabb is the signal - * status, if applicable (0==green/no signal, 1==red, note that this is - * reversed from map3/2[tile] for railway signals). + * that can be taken on a given tile by a given transport. + * The return value contains the existing trackdirs and signal states. * - * The result (let's call it ts) is often used as follows: - * tracks = (byte)(ts | ts >>8) - * This effectively converts the present part of the result (ccdd) to a - * track bitmask, which disregards directions. Normally, this is the same as just - * doing (byte)ts I think, although I am not really sure + * see track_func.h for usage of TrackStatus. * - * A trackdir is combination of a track and a dir, where the lower three bits - * are a track, the fourth bit is the direction. these give 12 (or 14) - * possible options: 0-5 and 8-13, so we need 14 bits for a trackdir bitmask - * above. * @param tile the tile to get the track status from * @param mode the mode of transportation * @param sub_mode used to differentiate between different kinds within the mode - * @return the above mentions track status information + * @return the track status information */ -typedef uint32 GetTileTrackStatusProc(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side); +typedef TrackStatus GetTileTrackStatusProc(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side); typedef void GetProducedCargoProc(TileIndex tile, CargoID *b); typedef void ClickTileProc(TileIndex tile); typedef void AnimateTileProc(TileIndex tile); @@ -127,7 +116,7 @@ struct TileTypeProcs { extern const TileTypeProcs * const _tile_type_procs[16]; -uint32 GetTileTrackStatus(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side = INVALID_DIAGDIR); +TrackStatus GetTileTrackStatus(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side = INVALID_DIAGDIR); void GetAcceptedCargo(TileIndex tile, AcceptedCargo ac); void ChangeTileOwner(TileIndex tile, PlayerID old_player, PlayerID new_player); void AnimateTile(TileIndex tile); diff --git a/src/town_cmd.cpp b/src/town_cmd.cpp index 2e8d8119f..2cc8d0da5 100644 --- a/src/town_cmd.cpp +++ b/src/town_cmd.cpp @@ -592,7 +592,7 @@ static void GetTileDesc_Town(TileIndex tile, TileDesc *td) td->owner = OWNER_TOWN; } -static uint32 GetTileTrackStatus_Town(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +static TrackStatus GetTileTrackStatus_Town(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { /* not used */ return 0; diff --git a/src/track_func.h b/src/track_func.h index 47364b8c0..38a1bba66 100644 --- a/src/track_func.h +++ b/src/track_func.h @@ -274,6 +274,64 @@ static inline TrackBits TrackdirBitsToTrackBits(TrackdirBits bits) } /** + * Converts TrackBits to TrackdirBits while allowing both directions. + * + * @param bits The TrackBits + * @return The TrackDirBits containing of bits in both directions. + */ +static inline TrackdirBits TrackBitsToTrackdirBits(TrackBits bits) +{ + return (TrackdirBits)(bits * 0x101); +} + +/** + * Returns the present-trackdir-information of a TrackStatus. + * + * @param ts The TrackStatus returned by GetTileTrackStatus() + * @return the present trackdirs + */ +static inline TrackdirBits TrackStatusToTrackdirBits(TrackStatus ts) +{ + return (TrackdirBits)(ts & TRACKDIR_BIT_MASK); +} + +/** + * Returns the present-track-information of a TrackStatus. + * + * @param ts The TrackStatus returned by GetTileTrackStatus() + * @return the present tracks + */ +static inline TrackBits TrackStatusToTrackBits(TrackStatus ts) +{ + return TrackdirBitsToTrackBits(TrackStatusToTrackdirBits(ts)); +} + +/** + * Returns the red-signal-information of a TrackStatus. + * + * Note: The result may contain red signals for non-present tracks. + * + * @param ts The TrackStatus returned by GetTileTrackStatus() + * @return the The trackdirs that are blocked by red-signals + */ +static inline TrackdirBits TrackStatusToRedSignals(TrackStatus ts) +{ + return (TrackdirBits)((ts >> 16) & TRACKDIR_BIT_MASK); +} + +/** + * Builds a TrackStatus + * + * @param trackdirbits present trackdirs + * @param red_signals red signals + * @return the TrackStatus representing the given information + */ +static inline TrackStatus CombineTrackStatus(TrackdirBits trackdirbits, TrackdirBits red_signals) +{ + return (TrackStatus)(trackdirbits | (red_signals << 16)); +} + +/** * Maps a trackdir to the trackdir that you will end up on if you go straight * ahead. * diff --git a/src/track_type.h b/src/track_type.h index 6042bca50..f344a0a49 100644 --- a/src/track_type.h +++ b/src/track_type.h @@ -124,4 +124,6 @@ template <> struct EnumPropsT<TrackdirBits> : MakeEnumPropsT<TrackdirBits, uint1 typedef TinyEnumT<TrackdirBits> TrackdirBitsShort; DECLARE_ENUM_AS_BIT_SET(TrackdirBits); +typedef uint32 TrackStatus; + #endif /* TRACK_TYPE_H */ diff --git a/src/train_cmd.cpp b/src/train_cmd.cpp index 2bd318983..98531f507 100644 --- a/src/train_cmd.cpp +++ b/src/train_cmd.cpp @@ -3040,13 +3040,11 @@ static void TrainController(Vehicle *v, bool update_image) /* Get the status of the tracks in the new tile and mask * away the bits that aren't reachable. */ - uint32 ts = GetTileTrackStatus(gp.new_tile, TRANSPORT_RAIL, 0, ReverseDiagDir(enterdir)) & _reachable_tracks[enterdir]; + TrackStatus ts = GetTileTrackStatus(gp.new_tile, TRANSPORT_RAIL, 0, ReverseDiagDir(enterdir)) & _reachable_tracks[enterdir]; + TrackdirBits trackdirbits = TrackStatusToTrackdirBits(ts); + TrackdirBits red_signals = TrackStatusToRedSignals(ts); - /* Combine the from & to directions. - * Now, the lower byte contains the track status, and the byte at bit 16 contains - * the signal status. */ - uint32 tracks = ts | (ts >> 8); - TrackBits bits = (TrackBits)(tracks & TRACK_BIT_MASK); + TrackBits bits = TrackdirBitsToTrackBits(trackdirbits); if (_patches.pathfinder_for_trains != VPF_NTP && _patches.forbid_90_deg && prev == NULL) { /* We allow wagons to make 90 deg turns, because forbid_90_deg * can be switched on halfway a turn */ @@ -3064,14 +3062,12 @@ static void TrainController(Vehicle *v, bool update_image) /* Currently the locomotive is active. Determine which one of the * available tracks to choose */ chosen_track = TrackToTrackBits(ChooseTrainTrack(v, gp.new_tile, enterdir, bits)); - assert(chosen_track & tracks); + assert(chosen_track & bits); /* Check if it's a red signal and that force proceed is not clicked. */ - if ((tracks >> 16) & chosen_track && v->u.rail.force_proceed == 0) { - /* In front of a red signal - * find the first set bit in ts. need to do it in 2 steps, since - * FIND_FIRST_BIT only handles 6 bits at a time. */ - Trackdir i = FindFirstTrackdir((TrackdirBits)(uint16)ts); + if (red_signals & chosen_track && v->u.rail.force_proceed == 0) { + /* In front of a red signal */ + Trackdir i = FindFirstTrackdir(trackdirbits); if (!HasSignalOnTrackdir(gp.new_tile, ReverseTrackdir(i))) { v->cur_speed = 0; @@ -3475,12 +3471,14 @@ static bool TrainCheckIfLineEnds(Vehicle *v) TileIndex tile = v->tile + TileOffsByDiagDir(dir); /* Determine the track status on the next tile */ - uint32 ts = GetTileTrackStatus(tile, TRANSPORT_RAIL, 0, ReverseDiagDir(dir)) & _reachable_tracks[dir]; + TrackStatus ts = GetTileTrackStatus(tile, TRANSPORT_RAIL, 0, ReverseDiagDir(dir)) & _reachable_tracks[dir]; + TrackdirBits trackdirbits = TrackStatusToTrackdirBits(ts); + TrackdirBits red_signals = TrackStatusToRedSignals(ts); /* We are sure the train is not entering a depot, it is detected above */ /* mask unreachable track bits if we are forbidden to do 90deg turns */ - TrackBits bits = (TrackBits)((ts | (ts >> 8)) & TRACK_BIT_MASK); + TrackBits bits = TrackdirBitsToTrackBits(trackdirbits); if (_patches.pathfinder_for_trains != VPF_NTP && _patches.forbid_90_deg) { bits &= ~TrackCrossesTracks(FindFirstTrack(v->u.rail.track)); } @@ -3491,7 +3489,7 @@ static bool TrainCheckIfLineEnds(Vehicle *v) } /* approaching red signal */ - if ((ts & (ts >> 16)) != 0) return TrainApproachingLineEnd(v, true); + if ((trackdirbits & red_signals) != 0) return TrainApproachingLineEnd(v, true); /* approaching a rail/road crossing? then make it red */ if (IsLevelCrossingTile(tile)) MaybeBarCrossingWithSound(tile); diff --git a/src/tree_cmd.cpp b/src/tree_cmd.cpp index 3818a398a..e05c7d1c1 100644 --- a/src/tree_cmd.cpp +++ b/src/tree_cmd.cpp @@ -747,7 +747,7 @@ static void ClickTile_Trees(TileIndex tile) /* not used */ } -static uint32 GetTileTrackStatus_Trees(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +static TrackStatus GetTileTrackStatus_Trees(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { return 0; } diff --git a/src/tunnelbridge_cmd.cpp b/src/tunnelbridge_cmd.cpp index 4025a7869..e5c7e01ff 100644 --- a/src/tunnelbridge_cmd.cpp +++ b/src/tunnelbridge_cmd.cpp @@ -1193,14 +1193,14 @@ static void ClickTile_TunnelBridge(TileIndex tile) } -static uint32 GetTileTrackStatus_TunnelBridge(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +static TrackStatus GetTileTrackStatus_TunnelBridge(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { TransportType transport_type = GetTunnelBridgeTransportType(tile); if (transport_type != mode || (transport_type == TRANSPORT_ROAD && (GetRoadTypes(tile) & sub_mode) == 0)) return 0; DiagDirection dir = GetTunnelBridgeDirection(tile); if (side != INVALID_DIAGDIR && side != ReverseDiagDir(dir)) return 0; - return AxisToTrackBits(DiagDirToAxis(dir)) * 0x101; + return CombineTrackStatus(TrackBitsToTrackdirBits(AxisToTrackBits(DiagDirToAxis(dir))), TRACKDIR_BIT_NONE); } static void ChangeTileOwner_TunnelBridge(TileIndex tile, PlayerID old_player, PlayerID new_player) diff --git a/src/unmovable_cmd.cpp b/src/unmovable_cmd.cpp index 64201cb6f..1e6aac635 100644 --- a/src/unmovable_cmd.cpp +++ b/src/unmovable_cmd.cpp @@ -348,7 +348,7 @@ static void TileLoop_Unmovable(TileIndex tile) } -static uint32 GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +static TrackStatus GetTileTrackStatus_Unmovable(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { return 0; } diff --git a/src/water_cmd.cpp b/src/water_cmd.cpp index 61f826549..e78742de8 100644 --- a/src/water_cmd.cpp +++ b/src/water_cmd.cpp @@ -1104,7 +1104,7 @@ void ConvertGroundTilesIntoWaterTiles() } } -static uint32 GetTileTrackStatus_Water(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) +static TrackStatus GetTileTrackStatus_Water(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { static const byte coast_tracks[] = {0, 32, 4, 0, 16, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0}; @@ -1127,7 +1127,7 @@ static uint32 GetTileTrackStatus_Water(TileIndex tile, TransportType mode, uint /* NW border: remove tracks that connects NW tile edge */ ts &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER); } - return ts * 0x101; + return CombineTrackStatus(TrackBitsToTrackdirBits(ts), TRACKDIR_BIT_NONE); } static void ClickTile_Water(TileIndex tile) diff --git a/src/yapf/follow_track.hpp b/src/yapf/follow_track.hpp index 07a6b15b3..6987c24a4 100644 --- a/src/yapf/follow_track.hpp +++ b/src/yapf/follow_track.hpp @@ -64,7 +64,7 @@ struct CFollowTrackT : public FollowTrack_t m_old_tile = old_tile; m_old_td = old_td; m_err = EC_NONE; - assert(((GetTileTrackStatus(m_old_tile, TT(), m_veh->u.road.compatible_roadtypes) & TrackdirToTrackdirBits(m_old_td)) != 0) || + assert(((TrackStatusToTrackdirBits(GetTileTrackStatus(m_old_tile, TT(), m_veh->u.road.compatible_roadtypes)) & TrackdirToTrackdirBits(m_old_td)) != 0) || (GetSingleTramBit(m_old_tile) != INVALID_DIAGDIR)); // Disable the assertion for single tram bits m_exitdir = TrackdirToExitdir(m_old_td); if (ForcedReverse()) return true; @@ -133,8 +133,7 @@ protected: if (IsRailTT() && GetTileType(m_new_tile) == MP_RAILWAY && IsPlainRailTile(m_new_tile)) { m_new_td_bits = (TrackdirBits)(GetTrackBits(m_new_tile) * 0x101); } else { - uint32 ts = GetTileTrackStatus(m_new_tile, TT(), m_veh->u.road.compatible_roadtypes); - m_new_td_bits = (TrackdirBits)(ts & TRACKDIR_BIT_MASK); + m_new_td_bits = TrackStatusToTrackdirBits(GetTileTrackStatus(m_new_tile, TT(), m_veh->u.road.compatible_roadtypes)); if (m_new_td_bits == 0) { /* GetTileTrackStatus() returns 0 for single tram bits. diff --git a/src/yapf/yapf_destrail.hpp b/src/yapf/yapf_destrail.hpp index 59fa71d0c..7f03f8cec 100644 --- a/src/yapf/yapf_destrail.hpp +++ b/src/yapf/yapf_destrail.hpp @@ -113,7 +113,7 @@ public: default: m_destTile = v->dest_tile; m_dest_station_id = INVALID_STATION; - m_destTrackdirs = (TrackdirBits)(GetTileTrackStatus(v->dest_tile, TRANSPORT_RAIL, 0) & TRACKDIR_BIT_MASK); + m_destTrackdirs = TrackStatusToTrackdirBits(GetTileTrackStatus(v->dest_tile, TRANSPORT_RAIL, 0)); break; } CYapfDestinationRailBase::SetDestination(v); diff --git a/src/yapf/yapf_road.cpp b/src/yapf/yapf_road.cpp index e07b48d60..eef92e5f7 100644 --- a/src/yapf/yapf_road.cpp +++ b/src/yapf/yapf_road.cpp @@ -268,15 +268,13 @@ public: // our source tile will be the next vehicle tile (should be the given one) TileIndex src_tile = tile; // get available trackdirs on the start tile - uint ts = GetTileTrackStatus(tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes); - TrackdirBits src_trackdirs = (TrackdirBits)(ts & TRACKDIR_BIT_MASK); + TrackdirBits src_trackdirs = TrackStatusToTrackdirBits(GetTileTrackStatus(tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes)); // select reachable trackdirs only src_trackdirs &= DiagdirReachesTrackdirs(enterdir); // get available trackdirs on the destination tile TileIndex dest_tile = v->dest_tile; - uint dest_ts = GetTileTrackStatus(dest_tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes); - TrackdirBits dest_trackdirs = (TrackdirBits)(dest_ts & TRACKDIR_BIT_MASK); + TrackdirBits dest_trackdirs = TrackStatusToTrackdirBits(GetTileTrackStatus(dest_tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes)); // set origin and destination nodes Yapf().SetOrigin(src_tile, src_trackdirs); @@ -320,8 +318,7 @@ public: // set destination tile, trackdir // get available trackdirs on the destination tile - uint dest_ts = GetTileTrackStatus(dst_tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes); - TrackdirBits dst_td_bits = (TrackdirBits)(dest_ts & TRACKDIR_BIT_MASK); + TrackdirBits dst_td_bits = TrackStatusToTrackdirBits(GetTileTrackStatus(dst_tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes)); Yapf().SetDestination(dst_tile, dst_td_bits); // find the best path @@ -345,7 +342,7 @@ public: // set origin (tile, trackdir) TileIndex src_tile = v->tile; Trackdir src_td = GetVehicleTrackdir(v); - if ((GetTileTrackStatus(src_tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes) & TrackdirToTrackdirBits(src_td)) == 0) { + if ((TrackStatusToTrackdirBits(GetTileTrackStatus(src_tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes)) & TrackdirToTrackdirBits(src_td)) == 0) { // sometimes the roadveh is not on the road (it resides on non-existing track) // how should we handle that situation? return false; @@ -438,7 +435,7 @@ Depot* YapfFindNearestRoadDepot(const Vehicle *v) { TileIndex tile = v->tile; Trackdir trackdir = GetVehicleTrackdir(v); - if ((GetTileTrackStatus(tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes) & TrackdirToTrackdirBits(trackdir)) == 0) + if ((TrackStatusToTrackdirBits(GetTileTrackStatus(tile, TRANSPORT_ROAD, v->u.road.compatible_roadtypes)) & TrackdirToTrackdirBits(trackdir)) == 0) return NULL; // handle the case when our vehicle is already in the depot tile diff --git a/src/yapf/yapf_ship.cpp b/src/yapf/yapf_ship.cpp index f1c456dcd..7a58a765a 100644 --- a/src/yapf/yapf_ship.cpp +++ b/src/yapf/yapf_ship.cpp @@ -53,7 +53,7 @@ public: // convert origin trackdir to TrackdirBits TrackdirBits trackdirs = TrackdirToTrackdirBits(trackdir); // get available trackdirs on the destination tile - TrackdirBits dest_trackdirs = (TrackdirBits)(GetTileTrackStatus(v->dest_tile, TRANSPORT_WATER, 0) & TRACKDIR_BIT_MASK); + TrackdirBits dest_trackdirs = TrackStatusToTrackdirBits(GetTileTrackStatus(v->dest_tile, TRANSPORT_WATER, 0)); // create pathfinder instance Tpf pf; |