(svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes

1 files changed, 9 insertions, 0 deletions

diff --git a/road_map.h b/road_map.h
index 120688474..1aa3ea88c 100644
--- a/road_map.h
+++ b/road_map.h
@@ -33,6 +33,12 @@ static inline RoadBits GetRoadBits(TileIndex tile)
 	return GB(_m[tile].m5, 0, 4);
 }
 
+static inline void SetRoadBits(TileIndex tile, RoadBits r)
+{
+	SB(_m[tile].m5, 0, 4, r);
+}
+
+
 static inline RoadBits GetCrossingRoadBits(TileIndex tile)
 {
 	return _m[tile].m5 & 8 ? ROAD_Y : ROAD_X;
@@ -67,6 +73,9 @@ static inline RoadType GetRoadType(TileIndex tile)
 RoadBits GetAnyRoadBits(TileIndex);
 
 
+TrackBits GetAnyRoadTrackBits(TileIndex tile);
+
+
 static inline void MakeRoadNormal(TileIndex t, Owner owner, RoadBits bits, uint town)
 {
 	SetTileType(t, MP_STREET);