SYS/SYS_Math.h File Reference

#include "SYS_API.h"
#include <math.h>
#include <limits.h>
#include <float.h>
#include <stdlib.h>
#include "SYS_Types.h"

Go to the source code of this file.

Defines
#define	FP32_TOLERANCE   ((fpreal32)0.00001)
#define	FP64_TOLERANCE   ((fpreal64)0.00001)
#define	FP32_REAL_MIN   ((fpreal32)2e-45)
#define	FP64_REAL_MIN   ((fpreal64)2e-324)
#define	FP32_REAL_MAX   ((fpreal32)FLT_MAX)
#define	FP64_REAL_MAX   ((fpreal64)DBL_MAX)
#define	SYS_DBL_DIG   17
#define	SYS_FLT_DIG   9
#define	SYSmax(a, b)   ((a) > (b) ? (a) : (b))
#define	SYSmin(a, b)   ((a) < (b) ? (a) : (b))
#define	SYSabs(a)   ((a) < 0 ? (a) : -(a))
Functions
template<typename F >
bool	SYSisNan (const F f)
SYS_API bool	SYSisInt (const char *str)
SYS_API bool	SYSisFloat (const char *str)
SYS_API fpreal32	SYSroundAngle (fpreal32 base, fpreal32 source)
SYS_API fpreal64	SYSroundAngle (fpreal64 base, fpreal64 source)
SYS_API bool	SYSisPrime (uint num)
SYS_API bool	SYSisPrime (uint64 num)
SYS_API uint	SYSmakePrime (uint num)
SYS_API uint64	SYSmakePrime (uint64 num)
SYS_API bool	SYSisPow2 (uint num)
SYS_API bool	SYSisPow2 (uint64 num)
SYS_API uint	SYSmakePow2 (uint num)
SYS_API uint64	SYSmakePow2 (uint64 num)

---

Define Documentation

#define FP32_REAL_MAX   ((fpreal32)FLT_MAX)

Definition at line 161 of file SYS_Math.h.

#define FP32_REAL_MIN   ((fpreal32)2e-45)

Definition at line 159 of file SYS_Math.h.

#define FP32_TOLERANCE   ((fpreal32)0.00001)

Definition at line 157 of file SYS_Math.h.

#define FP64_REAL_MAX   ((fpreal64)DBL_MAX)

Definition at line 162 of file SYS_Math.h.

#define FP64_REAL_MIN   ((fpreal64)2e-324)

Definition at line 160 of file SYS_Math.h.

#define FP64_TOLERANCE   ((fpreal64)0.00001)

Definition at line 158 of file SYS_Math.h.

#define SYS_DBL_DIG   17

Definition at line 168 of file SYS_Math.h.

#define SYS_FLT_DIG   9

Examples:

standalone/geo2voxel.C.

Definition at line 169 of file SYS_Math.h.

#define SYSabs

(

a

)

((a) < 0 ? (a) : -(a))

Examples:

CHOP/CHOP_Spring.C, and VRAY/VRAY_DemoStamp.C.

Definition at line 1002 of file SYS_Math.h.

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

Examples:

COP2/COP2_MultiInputWipe.C.

Definition at line 1000 of file SYS_Math.h.

#define SYSmin	(	a,
		b		)	((a) < (b) ? (a) : (b))

Examples:

COP2/COP2_SampleFilter.C.

Definition at line 1001 of file SYS_Math.h.

---

Function Documentation

SYS_API bool SYSisFloat

(

const char *

str

)

SYS_API bool SYSisInt

(

const char *

str

)

template<typename F >

bool SYSisNan

(

const F

f

)

[inline]

Definition at line 173 of file SYS_Math.h.

SYS_API bool SYSisPow2

(

uint64

num

)

SYS_API bool SYSisPow2

(

uint

num

)

SYS_API bool SYSisPrime

(

uint64

num

)

SYS_API bool SYSisPrime

(

uint

num

)

SYS_API uint64 SYSmakePow2

(

uint64

num

)

SYS_API uint SYSmakePow2

(

uint

num

)

SYS_API uint64 SYSmakePrime

(

uint64

num

)

SYS_API uint SYSmakePrime

(

uint

num

)

SYS_API fpreal64 SYSroundAngle	(	fpreal64	base,
		fpreal64	source
	)

SYS_API fpreal32 SYSroundAngle	(	fpreal32	base,
		fpreal32	source
	)