/* misc */

#ifndef _MACRO_H_
#define _MACRO_H_

#include <stdlib.h>
#include <math.h>

#ifdef 		TRUE 
#undef		TRUE
#endif
#define		TRUE		(1)

#ifdef 		FALSE
#undef		FALSE
#endif
#define		FALSE		(0)

#ifdef		MAX
#undef		MAX
#endif
#ifdef		MIN
#undef		MIN
#endif
#define		MAX(x,y)	( ((x) > (y)) ? (x) : (y) )
#define		MIN(x,y)	( ((x) < (y)) ? (x) : (y) )

#ifdef		BOUND
#undef		BOUND
#endif
#define		BOUND(x,l,u)	( ((x) > (u)) ? (u) : \
                                ( ((x) < (l)) ? (l) : (x)) )

/* INT returns the round-up value of a float */
#ifdef		INT
#undef		INT
#endif
#define		INT(x)		((x)>0 ? (int)((x) + 0.5) : \
                                         (int)((x) - 0.5) ) 

/* FLOOR returns the floor */
#ifdef		FLOOR
#undef		FLOOR
#endif
#define		FLOOR(x)	((int)floor((double)x))

/*CEILING returns the ceiling */
#ifdef		CEILING
#undef		CEILING
#endif
#define		CEILING(x)	((int)ceil((double)x))

#ifdef		ABS
#undef		ABS
#endif
#define		ABS(x)		( (x) > 0 ? (x) : (-(x)) )

#ifdef		SQR
#undef		SOR
#endif
#define		SQR(x)		((x)*(x))

#ifdef		BOOLEAN
#undef		BOOLEAN
#endif
typedef		unsigned char	BOOLEAN;


#endif