HephMath.h File Reference

#include "HephShared.h"
#include <cmath>
#include <cinttypes>
#include <float.h>

Go to the source code of this file.

Macros
#define	HEPH_MATH_PI   (3.14159265358979323846)
#define	HEPH_MATH_E   (2.71828182845904523536)
#define	HEPH_MATH_SGN(x)   ((x) > 0 ? 1 : ((x) < 0 ? -1 : 0))
#define	HEPH_MATH_MIN(a, b)   ((a) > (b) ? (b) : (a))
#define	HEPH_MATH_MAX(a, b)   ((a) > (b) ? (a) : (b))
#define	HEPH_MATH_RAD_TO_DEG(x)   ((x) * (180.0 / HEPH_MATH_PI))
#define	HEPH_MATH_DEG_TO_RAD(x)   ((x) * (HEPH_MATH_PI / 180.0))

Macro Definition Documentation

HEPH_MATH_SGN

#define HEPH_MATH_SGN

(

x

)

((x) > 0 ? 1 : ((x) < 0 ? -1 : 0))

gets the sign of x.

HEPH_MATH_MIN

#define HEPH_MATH_MIN	(		a,
			b )   ((a) > (b) ? (b) : (a))

gets the minimum of a and b.

HEPH_MATH_MAX

#define HEPH_MATH_MAX	(		a,
			b )   ((a) > (b) ? (a) : (b))

gets the maximum of a and b.

HEPH_MATH_RAD_TO_DEG

#define HEPH_MATH_RAD_TO_DEG

(

x

)

((x) * (180.0 / HEPH_MATH_PI))

converts x to degree.

HEPH_MATH_DEG_TO_RAD

#define HEPH_MATH_DEG_TO_RAD

(

x

)

((x) * (HEPH_MATH_PI / 180.0))

converts x to radian.