(svn r4541) Add a type for slopes and replace many magic numbers by the appropriate enums

1 files changed, 1 insertions, 1 deletions

diff --git a/functions.h b/functions.h
index 2603fa0c7..3d47bca61 100644
--- a/functions.h
+++ b/functions.h
@@ -9,7 +9,7 @@ void FindLandscapeHeight(TileInfo *ti, uint x, uint y);
 void DoClearSquare(TileIndex tile);
 void RunTileLoop(void);
 
-uint GetPartialZ(int x, int y, int corners);
+uint GetPartialZ(int x, int y, Slope corners);
 uint GetSlopeZ(int x, int y);
 uint32 GetTileTrackStatus(TileIndex tile, TransportType mode);
 void GetAcceptedCargo(TileIndex tile, AcceptedCargo ac);