diff options
Diffstat (limited to 'src/rail_cmd.cpp')
| -rw-r--r-- | src/rail_cmd.cpp | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp index 44d71d9fc..21be9352f 100644 --- a/src/rail_cmd.cpp +++ b/src/rail_cmd.cpp @@ -321,6 +321,8 @@ CommandCost CmdBuildSingleRail(TileIndex tile, DoCommandFlag flags, uint32 p1, u case MP_RAILWAY: if (!CheckTileOwnership(tile)) return CMD_ERROR; + if (!IsPlainRailTile(tile)) return CMD_ERROR; + if (!IsCompatibleRail(GetRailType(tile), railtype)) return_cmd_error(STR_ERROR_IMPOSSIBLE_TRACK_COMBINATION); if (!CheckTrackCombination(tile, trackbit, flags) || @@ -554,6 +556,8 @@ CommandCost CmdRemoveSingleRail(TileIndex tile, DoCommandFlag flags, uint32 p1, */ bool FloodHalftile(TileIndex t) { + assert(IsPlainRailTile(t)); + bool flooded = false; if (GetRailGroundType(t) == RAIL_GROUND_WATER) return flooded; @@ -1043,7 +1047,7 @@ static CommandCost CmdSignalTrackHelper(TileIndex tile, DoCommandFlag flags, uin end_tile = p1; if (signal_density == 0 || signal_density > 20) return CMD_ERROR; - if (!IsTileType(tile, MP_RAILWAY)) return CMD_ERROR; + if (!IsTileType(tile, MP_RAILWAY) || !IsPlainRailTile(tile)) return CMD_ERROR; /* for vertical/horizontal tracks, double the given signals density * since the original amount will be too dense (shorter tracks) */ @@ -1169,6 +1173,7 @@ CommandCost CmdRemoveSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1 if (!ValParamTrackOrientation(track) || !IsTileType(tile, MP_RAILWAY) || + !IsPlainRailTile(tile) || !HasTrack(tile, track) || !EnsureNoTrainOnTrack(tile, track) || !HasSignalOnTrack(tile, track)) { @@ -2175,7 +2180,7 @@ static void TileLoop_Track(TileIndex tile) (rail & TRACK_BIT_X) )) { TileIndex n = tile + TileDiffXY(0, -1); - TrackBits nrail = GetTrackBits(n); + TrackBits nrail = (IsTileType(n, MP_RAILWAY) && IsPlainRailTile(n) ? GetTrackBits(n) : TRACK_BIT_NONE); if (!IsTileType(n, MP_RAILWAY) || !IsTileOwner(n, owner) || @@ -2190,7 +2195,7 @@ static void TileLoop_Track(TileIndex tile) (rail & TRACK_BIT_X) )) { TileIndex n = tile + TileDiffXY(0, 1); - TrackBits nrail = GetTrackBits(n); + TrackBits nrail = (IsTileType(n, MP_RAILWAY) && IsPlainRailTile(n) ? GetTrackBits(n) : TRACK_BIT_NONE); if (!IsTileType(n, MP_RAILWAY) || !IsTileOwner(n, owner) || @@ -2206,7 +2211,7 @@ static void TileLoop_Track(TileIndex tile) (rail & TRACK_BIT_Y) )) { TileIndex n = tile + TileDiffXY(-1, 0); - TrackBits nrail = GetTrackBits(n); + TrackBits nrail = (IsTileType(n, MP_RAILWAY) && IsPlainRailTile(n) ? GetTrackBits(n) : TRACK_BIT_NONE); if (!IsTileType(n, MP_RAILWAY) || !IsTileOwner(n, owner) || @@ -2221,7 +2226,7 @@ static void TileLoop_Track(TileIndex tile) (rail & TRACK_BIT_Y) )) { TileIndex n = tile + TileDiffXY(1, 0); - TrackBits nrail = GetTrackBits(n); + TrackBits nrail = (IsTileType(n, MP_RAILWAY) && IsPlainRailTile(n) ? GetTrackBits(n) : TRACK_BIT_NONE); if (!IsTileType(n, MP_RAILWAY) || !IsTileOwner(n, owner) || |