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

1 files changed, 8 insertions, 0 deletions

diff --git a/road_map.c b/road_map.c
index ca35d8358..45aba0605 100644
--- a/road_map.c
+++ b/road_map.c
@@ -2,6 +2,7 @@
 
 #include "stdafx.h"
 #include "openttd.h"
+#include "functions.h"
 #include "road_map.h"
 #include "station.h"
 
@@ -42,3 +43,10 @@ RoadBits GetAnyRoadBits(TileIndex tile)
 		default: return 0;
 	}
 }
+
+
+TrackBits GetAnyRoadTrackBits(TileIndex tile)
+{
+	uint32 r = GetTileTrackStatus(tile, TRANSPORT_ROAD);
+	return (byte)(r | (r >> 8));
+}