borgware-2d/src/joystick/joystick.h

134 lines
3.8 KiB
C

#ifndef JOYSTICK_H
#define JOYSTICK_H
#ifdef __AVR__
# include <avr/io.h>
#endif
#include "../config.h"
extern unsigned char waitForFire;
void joy_init();
#ifdef AVR
# include <avr/io.h>
# ifdef NES_PAD_SUPPORT
extern volatile unsigned char fakeport;
# define JOYISUP (!! ((1<<4) & fakeport))
# define JOYISDOWN (!! ((1<<5) & fakeport))
# define JOYISLEFT (!! ((1<<6) & fakeport))
# define JOYISRIGHT (!! ((1<<7) & fakeport))
# define JOYISFIRE (!! ((1<<0) & fakeport))
# elif defined(RFM12_JOYSTICK_SUPPORT)
extern volatile uint8_t rfm12_joystick_val;
# define JOYISUP (!! ((1<<0) & rfm12_joystick_val))
# define JOYISDOWN (!! ((1<<1) & rfm12_joystick_val))
# define JOYISLEFT (!! ((1<<2) & rfm12_joystick_val))
# define JOYISRIGHT (!! ((1<<3) & rfm12_joystick_val))
# define JOYISFIRE (!! ((1<<4) & rfm12_joystick_val))
# elif defined(HC165_JOYSTICK_SUPPORT)
extern volatile uint8_t hc165_joystick_val;
# define JOYISUP (! ((1<<0) & hc165_joystick_val))
# define JOYISDOWN (! ((1<<1) & hc165_joystick_val))
# define JOYISLEFT (! ((1<<2) & hc165_joystick_val))
# define JOYISRIGHT (! ((1<<3) & hc165_joystick_val))
# define JOYISFIRE (! ((1<<4) & hc165_joystick_val))
# elif defined(NULL_JOYSTICK_SUPPORT)
# define JOYISUP (0)
# define JOYISDOWN (0)
# define JOYISLEFT (0)
# define JOYISRIGHT (0)
# define JOYISFIRE (0)
# elif defined (LOLSHIELD_JOYSTICK_SUPPORT)
# if defined (__AVR_ATmega48__) || \
defined (__AVR_ATmega48P__) || \
defined (__AVR_ATmega88__) || \
defined (__AVR_ATmega88P__) || \
defined (__AVR_ATmega168__) || \
defined (__AVR_ATmega168P__) || \
defined (__AVR_ATmega328__) || \
defined (__AVR_ATmega328P__)
/*
* A0 => PC0 => JOYISUP
* A1 => PC1 => JOYISDOWN
* A2 => PC2 => JOYISLEFT
* A3 => PC3 => JOYISRIGHT
* A4 => PC4 => NC (JOYIS2GND)
* A5 => PC5 => JOYISFIRE
*/
# define JOYISUP (!(PINC & _BV(PINC0)))
# define JOYISDOWN (!(PINC & _BV(PINC1)))
# define JOYISLEFT (!(PINC & _BV(PINC2)))
# define JOYISRIGHT (!(PINC & _BV(PINC3)))
# define JOYISFIRE (!(PINC & _BV(PINC5)))
# elif defined (__AVR_ATmega32U4__)
/*
* A0 => PF7 => JOYISUP
* A1 => PF6 => JOYISDOWN
* A2 => PF5 => JOYISLEFT
* A3 => PF4 => JOYISRIGHT
* A4 => PF1 => NC (JOYIS2GND)
* A5 => PF0 => JOYISFIRE
*/
# define JOYISUP (!(PINF & _BV(PINF7)))
# define JOYISDOWN (!(PINF & _BV(PINF6)))
# define JOYISLEFT (!(PINF & _BV(PINF5)))
# define JOYISRIGHT (!(PINF & _BV(PINF4)))
# define JOYISFIRE (!(PINF & _BV(PINF0)))
# elif defined (__AVR_ATmega1280__) || \
defined (__AVR_ATmega2560__)
/*
* A0 => PF0 => JOYISUP
* A1 => PF1 => JOYISDOWN
* A2 => PF2 => JOYISLEFT
* A3 => PF3 => JOYISRIGHT
* A4 => PF4 => NC (JOYIS2GND)
* A5 => PF5 => JOYISFIRE
*/
# define JOYISUP (!(PINF & _BV(PINF0)))
# define JOYISDOWN (!(PINF & _BV(PINF1)))
# define JOYISLEFT (!(PINF & _BV(PINF2)))
# define JOYISRIGHT (!(PINF & _BV(PINF3)))
# define JOYISFIRE (!(PINF & _BV(PINF5)))
# else
# error "Unsupported Arduino board!"
# endif
# elif defined (PARALLEL_JOYSTICK_SUPPORT)
# define JOYISUP (!(JOYSTICK_PIN_UP & (1<<JOYSTICK_BIT_UP )))
# define JOYISDOWN (!(JOYSTICK_PIN_DOWN & (1<<JOYSTICK_BIT_DOWN )))
# define JOYISLEFT (!(JOYSTICK_PIN_LEFT & (1<<JOYSTICK_BIT_LEFT )))
# define JOYISRIGHT (!(JOYSTICK_PIN_RIGHT & (1<<JOYSTICK_BIT_RIGHT)))
# define JOYISFIRE (!(JOYSTICK_PIN_FIRE & (1<<JOYSTICK_BIT_FIRE )))
# endif
#else
extern volatile unsigned char fakeport;
# define JOYISUP (0x10 & fakeport)
# define JOYISDOWN (0x08 & fakeport)
# define JOYISLEFT (0x02 & fakeport)
# define JOYISRIGHT (0x04 & fakeport)
# define JOYISFIRE (0x01 & fakeport)
#endif
#endif // JOYSTICK_H