diff options
| -rw-r--r-- | tunnelbridge_cmd.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/tunnelbridge_cmd.c b/tunnelbridge_cmd.c index 9806d59be..0034f10f7 100644 --- a/tunnelbridge_cmd.c +++ b/tunnelbridge_cmd.c @@ -820,8 +820,12 @@ int32 DoConvertTunnelBridgeRail(TileIndex tile, uint totype, bool exec) if (GB(_m[tile].m3, 0, 4) == totype) return CMD_ERROR; - SB(_m[tile].m3, 0, 4, totype); - SB(_m[endtile].m3, 0, 4, totype); + if (exec) { + SB(_m[tile].m3, 0, 4, totype); + SB(_m[endtile].m3, 0, 4, totype); + MarkTileDirtyByTile(tile); + MarkTileDirtyByTile(endtile); + } cost = 2 * (_price.build_rail >> 1); delta = TileOffsByDir(GetBridgeRampDirection(tile)); for (tile += delta; tile != endtile; tile += delta) { |