main.h

eye tracking source code. used for hci.

#include <stdio.h>
#include "cv.h"
#include "highgui.h"

#define		TPL_WIDTH		12
#define		TPL_HEIGHT		12
#define		SEARCH_RANGE_X	10
#define		SEARCH_RANGE_Y	10
#define		THRESHOLD		0.3
#define		STATE_START		0
#define		STATE_TRACKING	1
#define		TRUE			1
#define		FALSE			0

IplImage	*frame			= 0;
IplImage	*tpl			= 0;
IplImage	*match_res		= 0;
int			object_x0		= 0;
int			object_y0		= 0;
int			object_x0_ini	= 0;
int			object_y0_ini	= 0;
int			state			= STATE_START;

void mouse_handler( int event, int x, int y, int flags, void *param );
void track_object();
void display_info();