(svn r2487) Replace TILE_XY by TileXY/TileDiffXY

1 files changed, 3 insertions, 3 deletions

diff --git a/tile.c b/tile.c
index cc54d1374..db220d41e 100644
--- a/tile.c
+++ b/tile.c
@@ -31,11 +31,11 @@ uint GetTileSlope(TileIndex tile, uint *h)
 	}
 
 	min = a = TileHeight(tile);
-	b = TileHeight(tile + TILE_XY(1,0));
+	b = TileHeight(tile + TileDiffXY(1, 0));
 	if (min >= b) min = b;
-	c = TileHeight(tile + TILE_XY(0,1));
+	c = TileHeight(tile + TileDiffXY(0, 1));
 	if (min >= c) min = c;
-	d = TileHeight(tile + TILE_XY(1,1));
+	d = TileHeight(tile + TileDiffXY(1, 1));
 	if (min >= d) min = d;
 
 	r = 0;