diff options
| -rw-r--r-- | src/airport.h | 18 | ||||
| -rw-r--r-- | src/newgrf_airport.cpp | 1 | ||||
| -rw-r--r-- | src/newgrf_airport.h | 9 |
3 files changed, 16 insertions, 12 deletions
diff --git a/src/airport.h b/src/airport.h index 0733c9ab2..288a79a05 100644 --- a/src/airport.h +++ b/src/airport.h @@ -128,11 +128,12 @@ static const uint64 NOTHING_block = 1ULL << 30; +/** A single location on an airport where aircraft can move to. */ struct AirportMovingData { - int16 x; - int16 y; - uint16 flag; - DirectionByte direction; + int16 x; ///< x-coordinate of this position + int16 y; ///< y-coordinate of this position + uint16 flag; ///< special flags when moving towards this position + DirectionByte direction; ///< Direction to turn the aircraft after reaching this position. }; struct AirportFTAbuildup; @@ -140,11 +141,12 @@ struct AirportFTAbuildup; /** Finite sTate mAchine --> FTA */ struct AirportFTAClass { public: + /** Bitmask of airport flags. */ enum Flags { - AIRPLANES = 0x1, - HELICOPTERS = 0x2, - ALL = AIRPLANES | HELICOPTERS, - SHORT_STRIP = 0x4 + AIRPLANES = 0x1, ///< Can planes land on this airport type? + HELICOPTERS = 0x2, ///< Can helicopters land on this airport type? + ALL = AIRPLANES | HELICOPTERS, ///< Mask to check for both planes and helicopters. + SHORT_STRIP = 0x4 ///< This airport has a short landing strip, dangerous for fast aircraft. }; AirportFTAClass( diff --git a/src/newgrf_airport.cpp b/src/newgrf_airport.cpp index 4fc94db7c..c4cc9e486 100644 --- a/src/newgrf_airport.cpp +++ b/src/newgrf_airport.cpp @@ -56,6 +56,7 @@ AirportSpec AirportSpec::specs[NUM_AIRPORTS]; return &AirportSpec::specs[type]; } +/** Check if this airport is available to build. */ bool AirportSpec::IsAvailable() const { if (!this->enabled) return false; diff --git a/src/newgrf_airport.h b/src/newgrf_airport.h index c2200918d..bcaa7e274 100644 --- a/src/newgrf_airport.h +++ b/src/newgrf_airport.h @@ -20,9 +20,10 @@ /* Copy from station_map.h */ typedef byte StationGfx; +/** Tile-offset / AirportTileID pair. */ struct AirportTileTable { - TileIndexDiffC ti; - StationGfx gfx; + TileIndexDiffC ti; ///< Tile offset from the top-most airport tile. + StationGfx gfx; ///< AirportTile to use for this tile. }; /** List of default airport classes. */ @@ -48,8 +49,8 @@ enum TTDPAirportType { /** A list of all hangar tiles in an airport */ struct HangarTileTable { - TileIndexDiffC ti; - byte hangar_num; + TileIndexDiffC ti; ///< Tile offset from the top-most airport tile. + byte hangar_num; ///< The hanger to which this tile belongs. }; /** |