From 43622f95e1a95d4a1d3b5f6ce107adf8983ddd1a Mon Sep 17 00:00:00 2001 From: rubidium Date: Thu, 12 Jun 2008 11:15:43 +0000 Subject: (svn r13485) -Fix: let ships also navigate on half-tile sloped watery rail tiles. --- src/rail_cmd.cpp | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'src') diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp index 5359aafb3..d1ad5853b 100644 --- a/src/rail_cmd.cpp +++ b/src/rail_cmd.cpp @@ -1383,6 +1383,8 @@ static CommandCost ClearTile_Track(TileIndex tile, byte flags) } if (water_ground) { + if (!EnsureNoVehicleOnGround(tile)) return CMD_ERROR; + /* The track was removed, and left a coast tile. Now also clear the water. */ if (flags & DC_EXEC) DoClearSquare(tile); cost.AddCost(_price.clear_water); @@ -2112,6 +2114,19 @@ set_ground: static TrackStatus GetTileTrackStatus_Track(TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) { + /* Case of half tile slope with water. */ + if (mode == TRANSPORT_WATER && IsPlainRailTile(tile) && GetRailGroundType(tile) == RAIL_GROUND_WATER) { + TrackBits tb = GetTrackBits(tile); + switch (tb) { + default: NOT_REACHED(); + case TRACK_BIT_UPPER: tb = TRACK_BIT_LOWER; break; + case TRACK_BIT_LOWER: tb = TRACK_BIT_UPPER; break; + case TRACK_BIT_LEFT: tb = TRACK_BIT_RIGHT; break; + case TRACK_BIT_RIGHT: tb = TRACK_BIT_LEFT; break; + } + return CombineTrackStatus(TrackBitsToTrackdirBits(tb), TRACKDIR_BIT_NONE); + } + if (mode != TRANSPORT_RAIL) return 0; TrackBits trackbits = TRACK_BIT_NONE; -- cgit v1.2.3-54-g00ecf