Colony

#ifndef _VALID_TURNS_

#define _VALID_TURNS_

#include "lineDrive.h"

/****************************

 * Intersection Information: 5-bit Integer

 *         3 bits of intersection type

 *         2 bits of entry information

 * 

 ****************************/

/********************************

 *  Intersection TYPES:

 *

 ********************************/

#define INTERSECTION_SINGLE         (1 << 2)

#define INTERSECTION_ON_RAMP         (2 << 2)

#define INTERSECTION_OFF_RAMP         (3 << 2)

#define INTERSECTION_DOUBLE_C        (4 << 2)

#define INTERSECTION_DOUBLE_T        (5 << 2)

/********************************

 *  Intersection ENTRYPOINTS:

 *

 ********************************/

//DOUBLE intersection (Cross Intersection) positions

//use T-Junction positions

//DOUBLE intersection (T-Junction) positions

/*

TLEFT=======TRIGHT

        ||

        ||

        ||

        TMIDDLE

*/

#define TLEFT                0                        

#define TRIGHT                1                        

#define TMIDDLE                2

//SINGLE intersection positions

/*

           /\

          /||\

           ||

SACROSS==========>

           ||

           ||

           ||

           SUP

*/

#define SACROSS                0

#define SUP                1

//ON_RAMP and OFF_RAMP intersection positions

/*

R_LEFT================R_RIGHT

            ||        

            ||

            ||

          R_RAMP

*/

#define R_LEFT                0

#define R_RIGHT                1

#define R_RAMP                2

int getCrossType(int barcode);

int getCrossPos(int barcode, int max);

int validateTurn(int barcode, int turn_type);

#endif