74 lines
1.5 KiB
C
74 lines
1.5 KiB
C
/*
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* Apple // emulator for *ix
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*
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* This software package is subject to the GNU General Public License
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* version 3 or later (your choice) as published by the Free Software
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* Foundation.
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*
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* Copyright 2013-2015 Aaron Culliney
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*
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*/
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#ifndef _JOYSTICK_H_
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#define _JOYSTICK_H_
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#define JOY_RANGE 0x100
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#define HALF_JOY_RANGE (JOY_RANGE>>1)
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#define QUARTER_JOY_RANGE (HALF_JOY_RANGE>>1)
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typedef enum joystick_mode_t {
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JOY_PCJOY = 0,
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#ifdef KEYPAD_JOYSTICK
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JOY_KPAD,
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#endif
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NUM_JOYOPTS
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} joystick_mode_t;
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#define JOY_MODE_DEFAULT JOY_PCJOY
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static inline joystick_mode_t getJoyMode(long lVal) {
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if (lVal < 0 || lVal >= NUM_JOYOPTS) {
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lVal = JOY_MODE_DEFAULT;
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}
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return (joystick_mode_t)lVal;
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}
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extern joystick_mode_t joy_mode;
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extern uint16_t joy_x;
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extern uint16_t joy_y;
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extern bool joy_clip_to_radius;
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#ifdef KEYPAD_JOYSTICK
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extern bool joy_auto_recenter;
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extern short joy_step;
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#endif
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void joystick_reset(void);
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#ifdef INTERFACE_CLASSIC
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void c_calibrate_joystick(void);
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#endif
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// enable/disable gamepad clamping to joystick corners
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void joydriver_setClampBeyondRadius(bool clamp);
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// set joystick axis values
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void joydriver_setAxisValue(uint8_t x, uint8_t y);
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// return X axis value
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uint8_t joydriver_getAxisX(void);
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// return Y axis value
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uint8_t joydriver_getAxisY(void);
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// set button 0 pressed
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void joydriver_setButton0Pressed(bool pressed);
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// set button 1 pressed
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void joydriver_setButton1Pressed(bool pressed);
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// backend joystick driver reset procedure
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extern void (*joydriver_resetJoystick)(void);
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#endif // whole file
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