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Cleanup, new JOY_BTN_... macros

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git-svn-id: svn://svn.cc65.org/cc65/trunk@1809 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz 2002-12-20 23:25:58 +00:00
parent 4661e39a2b
commit a995a14315
1 changed files with 6 additions and 20 deletions
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26
include/joystick.h
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@ -65,26 +65,12 @@
/* Array of masks used to check the return value of joy_read for a state */
extern const unsigned char joy_masks[8];
/* Result codes of the function. The actual code is a bitwise or
* of one or more of the following values.
*/
#if 0
#if defined(__VIC20__)
# define JOY_UP 0x02
# define JOY_DOWN 0x04
# define JOY_LEFT 0x08
# define JOY_RIGHT 0x80
# define JOY_FIRE 0x10
#else
# define JOY_UP 0x01
# define JOY_DOWN 0x02
# define JOY_LEFT 0x04
# define JOY_RIGHT 0x08
# define JOY_FIRE 0x10
#endif
#endif
/* Macros that evaluate the return code of joy_read */
#define JOY_BTN_UP(v) ((v) & joy_masks[JOY_UP])
#define JOY_BTN_DOWN(v) ((v) & joy_masks[JOY_DOWN])
#define JOY_BTN_LEFT(v) ((v) & joy_masks[JOY_LEFT])
#define JOY_BTN_RIGHT(v) ((v) & joy_masks[JOY_RIGHT])
#define JOY_BTN_FIRE(v) ((v) & joy_masks[JOY_FIRE])