rnd-20050115-1-src

[rocksndiamonds.git] / src / libgame / system.h

diff --git a/src/libgame/system.h b/src/libgame/system.h
index 188b08119e9f7d044034ce338f9d63db53ae004e..98b508606d7d85f33b6126edff2e335eef30eae5 100644 (file)
--- a/src/libgame/system.h
+++ b/src/libgame/system.h
@@ -99,13 +99,18 @@
 #define BUTTON_1               4
 #define BUTTON_2               5
 
-/* values for move direction and special "button" key bitmasks */
+/* values for move directions and special "button" key bitmasks */
 #define MV_NO_MOVING           0
 #define MV_LEFT                        (1 << MV_BIT_LEFT)
 #define MV_RIGHT               (1 << MV_BIT_RIGHT)
 #define MV_UP                  (1 << MV_BIT_UP)
 #define MV_DOWN                        (1 << MV_BIT_DOWN)
 
+#define MV_HORIZONTAL          (MV_LEFT | MV_RIGHT)
+#define MV_VERTICAL            (MV_UP   | MV_DOWN)
+#define MV_ALL_DIRECTIONS      (MV_LEFT | MV_RIGHT | MV_UP | MV_DOWN)
+#define MV_ANY_DIRECTION       (MV_ALL_DIRECTIONS)
+
 #define KEY_BUTTON_1           (1 << BUTTON_1)
 #define KEY_BUTTON_2           (1 << BUTTON_2)
 #define KEY_MOTION             (MV_LEFT | MV_RIGHT | MV_UP | MV_DOWN)