#ifdef	SenseOnly
#define	GeneLen		16
#else
#define GeneLen		128
#endif

typedef struct cell_rec {
	struct cell_rec *next, *prev, *wmap;
	unsigned int	step, d, gid, state;
	double	x, y;
}	cell;

typedef	struct {
	int	size, flag;
#ifdef	SenseOnly
	unsigned char	gene[GeneLen];
#else
	unsigned short	gene[GeneLen];
#endif
}	gene_type;