diff options
Diffstat (limited to 'src/water_map.h')
-rw-r--r-- | src/water_map.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/water_map.h b/src/water_map.h index 55e2730a5..83c3a055f 100644 --- a/src/water_map.h +++ b/src/water_map.h @@ -198,6 +198,19 @@ static inline DiagDirection GetShipDepotDirection(TileIndex t) } /** + * Get the most northern tile of a ship depot. + * @param tile One of the tiles of the ship depot. + * @return The northern tile of the depot. + */ +static TileIndex GetShipDepotNorthTile(TileIndex t) +{ + assert(IsShipDepot(t)); + TileIndex tile2 = GetOtherShipDepotTile(t); + + return t < tile2 ? t : tile2; +} + +/** * Is it a water lock tile? * @param t Water tile to query. * @return \c true if it is a water lock tile. |