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author | tron <tron@openttd.org> | 2006-03-19 17:15:33 +0000 |
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committer | tron <tron@openttd.org> | 2006-03-19 17:15:33 +0000 |
commit | a751a796e13606d8ebd1a8fe720ff72e0b4c1b11 (patch) | |
tree | c0004e9fad3662ad459f4f0543ef414afdb47304 /road_map.h | |
parent | 7b21893adb7e2368a2402f2640164f3a4482cf5d (diff) | |
download | openttd-a751a796e13606d8ebd1a8fe720ff72e0b4c1b11.tar.xz |
(svn r3984) Add a function to get the road axis of a level crossing
Diffstat (limited to 'road_map.h')
-rw-r--r-- | road_map.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/road_map.h b/road_map.h index d40ddc92c..3e506bf72 100644 --- a/road_map.h +++ b/road_map.h @@ -39,14 +39,19 @@ static inline void SetRoadBits(TileIndex tile, RoadBits r) } +static inline Axis GetCrossingRoadAxis(TileIndex tile) +{ + return (Axis)GB(_m[tile].m5, 3, 1); +} + static inline RoadBits GetCrossingRoadBits(TileIndex tile) { - return _m[tile].m5 & 8 ? ROAD_Y : ROAD_X; + return GetCrossingRoadAxis(tile) == AXIS_X ? ROAD_X : ROAD_Y; } static inline TrackBits GetCrossingRailBits(TileIndex tile) { - return _m[tile].m5 & 8 ? TRACK_BIT_X : TRACK_BIT_Y; + return GetCrossingRoadAxis(tile) == AXIS_X ? TRACK_BIT_Y : TRACK_BIT_X; } |