fixed bug with wrong check offset for slope elements in MM engine

diff --git a/src/game_mm/mm_game.c b/src/game_mm/mm_game.c
index 51ebf314c08f2f31aaa21ba2d72bd8f592b6d881..e35b1321a1bcb595733fe78a9473a46343b675d9 100644 (file)
--- a/src/game_mm/mm_game.c
+++ b/src/game_mm/mm_game.c
@@ -1970,8 +1970,8 @@ static boolean HitElement(int element, int hit_mask)
 
        int nr = element - EL_DF_SLOPE_START;
        int dx = (nr == 0 ? (XS > 0 ? TILEX - 1 : -1) :
-                 nr == 1 ? (XS > 0 ? TILEX     :  1) :
-                 nr == 2 ? (XS > 0 ? TILEX     :  1) :
+                 nr == 1 ? (XS > 0 ? TILEX     :  0) :
+                 nr == 2 ? (XS > 0 ? TILEX     :  0) :
                  nr == 3 ? (XS > 0 ? TILEX - 1 : -1) : 0);
        int dy = (nr == 0 ? (YS > 0 ? TILEY - 1 : -1) :
                  nr == 1 ? (YS > 0 ? TILEY - 1 : -1) :