#define DEFAULT_KEY_TOGGLE_PAUSE KSYM_space
-/* values for move directions and special "button" keys */
+/* values for basic move directions (effective at runtime) */
#define MV_BIT_LEFT 0
#define MV_BIT_RIGHT 1
#define MV_BIT_UP 2
#define MV_BIT_DOWN 3
+
#define NUM_DIRECTIONS 4
+/* values for special move patterns (stored in level files) */
+#define MV_BIT_HORIZONTAL 4
+#define MV_BIT_VERTICAL 5
+#define MV_BIT_ALL_DIRECTIONS 6
+#define MV_BIT_TOWARDS_PLAYER 7
+#define MV_BIT_AWAY_FROM_PLAYER 8
+#define MV_BIT_ALONG_LEFT_SIDE 9
+#define MV_BIT_ALONG_RIGHT_SIDE 10
+
+#define NUM_MOVE_PATTERNS 11
+
+/* values for move direction and special "button" key bitmasks */
#define MV_NO_MOVING 0
#define MV_LEFT (1 << MV_BIT_LEFT)
#define MV_RIGHT (1 << MV_BIT_RIGHT)