diff options
Diffstat (limited to 'src/bridge_map.h')
-rw-r--r-- | src/bridge_map.h | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/src/bridge_map.h b/src/bridge_map.h index 8ee658ce7..6ff78a7ec 100644 --- a/src/bridge_map.h +++ b/src/bridge_map.h @@ -52,13 +52,11 @@ static inline bool MayHaveBridgeAbove(TileIndex t) /** * checks if a bridge is set above the ground of this tile * @param t The tile to analyze - * @pre MayHaveBridgeAbove(t) * @return true if a bridge is detected above */ static inline bool IsBridgeAbove(TileIndex t) { - assert(MayHaveBridgeAbove(t)); - return GB(_m[t].m6, 6, 2) != 0; + return GB(_m[t].type, 2, 2) != 0; } /** @@ -82,7 +80,7 @@ static inline BridgeType GetBridgeType(TileIndex t) static inline Axis GetBridgeAxis(TileIndex t) { assert(IsBridgeAbove(t)); - return (Axis)(GB(_m[t].m6, 6, 2) - 1); + return (Axis)(GB(_m[t].type, 2, 2) - 1); } TileIndex GetNorthernBridgeEnd(TileIndex t); @@ -104,18 +102,15 @@ static inline int GetBridgePixelHeight(TileIndex tile) * Remove the bridge over the given axis. * @param t the tile to remove the bridge from * @param a the axis of the bridge to remove - * @pre MayHaveBridgeAbove(t) */ static inline void ClearSingleBridgeMiddle(TileIndex t, Axis a) { - assert(MayHaveBridgeAbove(t)); - ClrBit(_m[t].m6, 6 + a); + ClrBit(_m[t].type, 2 + a); } /** * Removes bridges from the given, that is bridges along the X and Y axis. * @param t the tile to remove the bridge from - * @pre MayHaveBridgeAbove(t) */ static inline void ClearBridgeMiddle(TileIndex t) { @@ -127,12 +122,10 @@ static inline void ClearBridgeMiddle(TileIndex t) * Set that there is a bridge over the given axis. * @param t the tile to add the bridge to * @param a the axis of the bridge to add - * @pre MayHaveBridgeAbove(t) */ static inline void SetBridgeMiddle(TileIndex t, Axis a) { - assert(MayHaveBridgeAbove(t)); - SetBit(_m[t].m6, 6 + a); + SetBit(_m[t].type, 2 + a); } /** |