Colony

#define NOLINE			-50

#define FULL_LINE 		-51

/**

 * @brief Initializes line following.

 * 

 * Must be called before line following will work.

 * Turns the analog loop off.

void lineFollow_init(void);

int lineFollow(int speed);

int turnLeft(void);

int turnRight(void);

int mergeLeft(void);

 * current sensor readings.

 *

 * @param values The array of five integers to be updated. 

void updateLine(int* values); 

/**

 *    LWHITE or LBLACK.

 * @return Either a special value or an index from -4 to 4.

 *

int lineLocate(int* colors);

void updateBarCode(void);

/**

 * Returns a bar code if available (if at the end of a barcode) and resets the

 * barcodePosition to 0. Otherwise, return NOBARCODE.  *

 * @return The value of the barcode if a complete barcode, else NOBARCODE.

int getBarCode(void);

//! A simple function to return the maximum of two integers.

int max(int x, int y);

void motorLeft(int speed);

void motorRight(int speed);

int lost;

int onLine(void);