From 6e7a7412cdb824dd53ca8470dcfbba1d07f891b8 Mon Sep 17 00:00:00 2001 From: frosch Date: Sat, 24 May 2008 19:36:20 +0000 Subject: (svn r13233) -Fix: Replace some (incorrect) evaluations of TileOwner by RoadOwner. -Fix: Before evaluating RoadOwner, check if the roadtype is present. -Fix: Some places assumed that MP_ROAD means normal street. --- src/road_cmd.cpp | 25 +++++++++---------------- 1 file changed, 9 insertions(+), 16 deletions(-) (limited to 'src/road_cmd.cpp') diff --git a/src/road_cmd.cpp b/src/road_cmd.cpp index edcff7cf5..5b75b15c8 100644 --- a/src/road_cmd.cpp +++ b/src/road_cmd.cpp @@ -173,11 +173,6 @@ bool CheckAllowRemoveRoad(TileIndex tile, RoadBits remove, Owner owner, bool *ed return true; } -static bool CheckAllowRemoveRoad(TileIndex tile, RoadBits remove, bool *edge_road, RoadType rt) -{ - return CheckAllowRemoveRoad(tile, remove, GetRoadOwner(tile, rt), edge_road, rt); -} - /** Delete a piece of road. * @param tile tile where to remove road from @@ -195,10 +190,14 @@ static CommandCost RemoveRoad(TileIndex tile, uint32 flags, RoadBits pieces, Roa * false if it was a center piece. Affects town ratings drop */ bool edge_road; + RoadTypes rts = GetRoadTypes(tile); + /* The tile doesn't have the given road type */ + if (!HasBit(rts, rt)) return CMD_ERROR; + Town *t = NULL; switch (GetTileType(tile)) { case MP_ROAD: - if (_game_mode != GM_EDITOR && GetRoadOwner(tile, rt) == OWNER_TOWN) t = GetTownByTile(tile); + if (_game_mode != GM_EDITOR && IsRoadOwner(tile, rt, OWNER_TOWN)) t = GetTownByTile(tile); if (!EnsureNoVehicleOnGround(tile)) return CMD_ERROR; break; @@ -216,11 +215,7 @@ static CommandCost RemoveRoad(TileIndex tile, uint32 flags, RoadBits pieces, Roa return CMD_ERROR; } - RoadTypes rts = GetRoadTypes(tile); - /* The tile doesn't have the given road type */ - if (!HasBit(rts, rt)) return CMD_ERROR; - - if (!CheckAllowRemoveRoad(tile, pieces, &edge_road, rt)) return CMD_ERROR; + if (!CheckAllowRemoveRoad(tile, pieces, GetRoadOwner(tile, rt), &edge_road, rt)) return CMD_ERROR; /* check if you're allowed to remove the street owned by a town * removal allowance depends on difficulty setting */ @@ -501,7 +496,7 @@ CommandCost CmdBuildRoad(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) } if ((existing & pieces) == pieces) { /* We only want to set the (dis)allowed road directions */ - if (toggle_drd != DRD_NONE && rt != ROADTYPE_TRAM && GetRoadOwner(tile, ROADTYPE_ROAD) == _current_player) { + if (toggle_drd != DRD_NONE && rt != ROADTYPE_TRAM && IsRoadOwner(tile, ROADTYPE_ROAD, _current_player)) { if (crossing) return_cmd_error(STR_ERR_ONEWAY_ROADS_CAN_T_HAVE_JUNCTION); if (!EnsureNoVehicleOnGround(tile)) return CMD_ERROR; @@ -894,7 +889,7 @@ static CommandCost ClearTile_Road(TileIndex tile, byte flags) /* Clear the road if only one piece is on the tile OR the AI tries * to clear town road OR we are not using the DC_AUTO flag */ if ((CountBits(b) == 1 && GetRoadBits(tile, ROADTYPE_TRAM) == ROAD_NONE) || - ((flags & DC_AI_BUILDING) && IsTileOwner(tile, OWNER_TOWN)) || + ((flags & DC_AI_BUILDING) && GetOtherRoadBits(tile, ROADTYPE_ROAD) == ROAD_NONE && IsRoadOwner(tile, ROADTYPE_ROAD, OWNER_TOWN)) || !(flags & DC_AUTO) ) { RoadTypes rts = GetRoadTypes(tile); @@ -1549,9 +1544,7 @@ static void ChangeTileOwner_Road(TileIndex tile, PlayerID old_player, PlayerID n } for (RoadType rt = ROADTYPE_ROAD; rt < ROADTYPE_END; rt++) { - /* ROADTYPE_ROAD denotes the tile owner, so update it too */ - if (rt != ROADTYPE_ROAD && !HasTileRoadType(tile, rt)) continue; - + /* Update all roadtypes, no matter if they are present */ if (GetRoadOwner(tile, rt) == old_player) { SetRoadOwner(tile, rt, new_player == PLAYER_SPECTATOR ? OWNER_NONE : new_player); } -- cgit v1.2.3-54-g00ecf