Missing declaration

[cc65] / include / lynx.h

diff --git a/include/lynx.h b/include/lynx.h
index 72f3d5bfd6a4221fc2b98e69986544e3d8a9e73c..3629f322e9329532b5152f9964181cda44da9c44 100644 (file)
--- a/include/lynx.h
+++ b/include/lynx.h
@@ -87,6 +87,20 @@
 #define TGI_COLOR_LIGHTBLUE     COLOR_LIGHTBLUE
 #define TGI_COLOR_WHITE         COLOR_WHITE
 
+/* Masks for joy_read */
+#define JOY_UP_MASK             0x80
+#define JOY_DOWN_MASK           0x40
+#define JOY_LEFT_MASK           0x20
+#define JOY_RIGHT_MASK          0x10
+#define JOY_BTN_1_MASK          0x01
+#define JOY_BTN_2_MASK          0x02
+
+#define JOY_BTN_A_MASK          JOY_BTN_1_MASK
+#define JOY_BTN_B_MASK          JOY_BTN_2_MASK
+
+#define JOY_BTN_A(v)            ((v) & JOY_BTN_A_MASK)
+#define JOY_BTN_B(v)            ((v) & JOY_BTN_B_MASK)
+
 /* No support for dynamically loadable drivers */
 #define DYN_DRV 0