diff options
Diffstat (limited to 'tunnelbridge_cmd.c')
| -rw-r--r-- | tunnelbridge_cmd.c | 31 |
1 files changed, 4 insertions, 27 deletions
diff --git a/tunnelbridge_cmd.c b/tunnelbridge_cmd.c index 5c12c3114..057cd4db0 100644 --- a/tunnelbridge_cmd.c +++ b/tunnelbridge_cmd.c @@ -596,31 +596,6 @@ static int32 DoClearTunnel(TileIndex tile, uint32 flags) return _price.clear_tunnel * (length + 1); } -static TileIndex FindEdgesOfBridge(TileIndex tile, TileIndex *endtile) -{ - Axis direction = GB(_m[tile].m5, 0, 1); - TileIndex start; - - // find start of bridge - for (;;) { - if (IsTileType(tile, MP_TUNNELBRIDGE) && (_m[tile].m5 & 0xE0) == 0x80) - break; - tile += (direction == AXIS_X ? TileDiffXY(-1, 0) : TileDiffXY(0, -1)); - } - - start = tile; - - // find end of bridge - for (;;) { - if (IsTileType(tile, MP_TUNNELBRIDGE) && (_m[tile].m5 & 0xE0) == 0xA0) - break; - tile += (direction == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1)); - } - - *endtile = tile; - - return start; -} static int32 DoClearBridge(TileIndex tile, uint32 flags) { @@ -664,9 +639,9 @@ static int32 DoClearBridge(TileIndex tile, uint32 flags) } return _price.clear_water; } - } - tile = FindEdgesOfBridge(tile, &endtile); + tile = GetSouthernBridgeEnd(tile); + } // floods, scenario editor can always destroy bridges if (_current_player != OWNER_WATER && _game_mode != GM_EDITOR && !CheckTileOwnership(tile)) { @@ -674,6 +649,8 @@ static int32 DoClearBridge(TileIndex tile, uint32 flags) return CMD_ERROR; } + endtile = GetOtherBridgeEnd(tile); + if (!EnsureNoVehicle(tile) || !EnsureNoVehicle(endtile)) return CMD_ERROR; direction = GetBridgeRampDirection(tile); |