/***************************************
* HEADER FILE THAT CONTAINS CONTROLLER *
* MACROS. by Scott Ward. 15/4/99       *
***************************************/

#ifndef _CONTROLS_
#define _CONTROLS_

/* MACROS FOR BIT PLACES OF STANDARD CONTROLLER */

#define PAD_LEFT     (1<<15)
#define PAD_RIGHT    (1<<13)
#define PAD_UP       (1<<12)
#define PAD_DOWN     (1<<14)
#define PAD_TRIANGLE (1<<4)
#define PAD_CIRCLE   (1<<5)
#define PAD_CROSS    (1<<6)
#define PAD_SQUARE   (1<<7)
#define PAD_SELECT   (1<<8)
#define PAD_START    (1<<11)
#define PAD_R1       (1<<3)
#define PAD_R2       (1<<1)
#define PAD_L1       (1<<2)
#define PAD_L2       (1<<0)

//MACROS FOR BIT PATTERNS OF CONTROLLERS IN PORT 1 AND 2.

#define PAD1BITS     (~(*(padbuffer1+3) | *(padbuffer1+2)<<8))
#define PAD2BITS     (~(*(padbuffer2+3) | *(padbuffer2+2)<<8)) 

//MACROS FOR CHECKING STATUS OF CONTROLLER ONE

#define PAD1LEFT     (PAD1BITS&PAD_LEFT)
#define PAD1RIGHT    (PAD1BITS&PAD_RIGHT)
#define PAD1UP       (PAD1BITS&PAD_UP)
#define PAD1DOWN     (PAD1BITS&PAD_DOWN)
#define PAD1TRIANGLE (PAD1BITS&PAD_TRIANGLE)
#define PAD1CIRCLE   (PAD1BITS&PAD_CIRCLE)
#define PAD1CROSS    (PAD1BITS&PAD_CROSS)
#define PAD1SQUARE   (PAD1BITS&PAD_SQUARE)
#define PAD1SELECT   (PAD1BITS&PAD_SELECT)
#define PAD1START    (PAD1BITS&PAD_START)
#define PAD1R1       (PAD1BITS&PAD_R1)
#define PAD1R2       (PAD1BITS&PAD_R2)
#define PAD1L1       (PAD1BITS&PAD_L1)
#define PAD1L2       (PAD1BITS&PAD_L2)

#define PAD1RESET     ((PAD1BITS&PAD1SELECT) && (PAD1BITS&PAD1START))

//MACROS FOR CHECKING STATUS OF CONTROLLER TWO

#define PAD2LEFT     (PAD2BITS&PAD_LEFT) 
#define PAD2RIGHT    (PAD2BITS&PAD_RIGHT)
#define PAD2UP       (PAD2BITS&PAD_UP)
#define PAD2DOWN     (PAD2BITS&PAD_DOWN)
#define PAD2TRIANGLE (PAD2BITS&PAD_TRIANGLE)
#define PAD2CIRCLE   (PAD2BITS&PAD_CIRCLE)
#define PAD2CROSS    (PAD2BITS&PAD_CROSS)
#define PAD2SQUARE   (PAD2BITS&PAD_SQUARE)
#define PAD2SELECT   (PAD2BITS&PAD_SELECT)
#define PAD2START    (PAD2BITS&PAD_START)
#define PAD2R1       (PAD2BITS&PAD_R1)
#define PAD2R2       (PAD2BITS&PAD_R2)
#define PAD2L1       (PAD2BITS&PAD_L1)
#define PAD2L2       (PAD2BITS&PAD_L2)

#define PAD2RESET    ((PAD2BITS&PAD2SELECT) && (PAD2BITS&PAD2START))

//GLOBAL POINTERS THAT HOLD INPUT FROM PERIPHERALS

volatile unsigned char *padbuffer1,*padbuffer2;

#endif