#include <CGAL/number_type_basic.h>
#include <cmath>
#include <fenv.h>
#include <limits>

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Classes
struct	Protect_FPU_rounding< true >
struct	Protect_FPU_rounding< false >
struct	Checked_protect_FPU_rounding< Protected >
struct	Set_ieee_double_precision
Namespaces
namespace	CGALi
Defines
#define	CGAL_IA_MIN_DOUBLE std::numeric_limits<double>::denorm_min()
#define	CGAL_IA_MAX_DOUBLE (std::numeric_limits<double>::max)()
#define	CGAL_IA_FORCE_TO_DOUBLE(x) (x)
#define	CGAL_IA_STOP_CPROP(x) CGAL::IA_force_to_double(x)
#define	CGAL_BUG_SQRT(d) std::sqrt(d)
#define	CGAL_IA_ADD(a, b) CGAL_IA_FORCE_TO_DOUBLE((a)+CGAL_IA_STOP_CPROP(b))
#define	CGAL_IA_SUB(a, b) CGAL_IA_FORCE_TO_DOUBLE((a)-CGAL_IA_STOP_CPROP(b))
#define	CGAL_IA_MUL(a, b) CGAL_IA_FORCE_TO_DOUBLE((a)*CGAL_IA_STOP_CPROP(b))
#define	CGAL_IA_DIV(a, b) CGAL_IA_FORCE_TO_DOUBLE((a)/CGAL_IA_STOP_CPROP(b))
#define	CGAL_IA_SQUARE(a) CGAL_IA_MUL(a,a)
#define	CGAL_IA_SQRT(a) CGAL_IA_FORCE_TO_DOUBLE(CGAL_BUG_SQRT(CGAL_IA_STOP_CPROP(a)))
#define	CGAL_IA_SETFPCW(CW) fesetround(CW)
#define	CGAL_IA_GETFPCW(CW) CW = fegetround()
#define	CGAL_FE_TONEAREST FE_TONEAREST
#define	CGAL_FE_TOWARDZERO FE_TOWARDZERO
#define	CGAL_FE_UPWARD FE_UPWARD
#define	CGAL_FE_DOWNWARD FE_DOWNWARD
Typedefs
typedef int	FPU_CW_t
Functions
double	IA_force_to_double (double x)
FPU_CW_t	FPU_get_cw (void)
void	FPU_set_cw (FPU_CW_t cw)
FPU_CW_t	FPU_get_and_set_cw (FPU_CW_t cw)
void	force_ieee_double_precision ()
Variables
const double	CGALi::infinity = HUGE_VAL

Define Documentation

#define CGAL_BUG_SQRT ( d ) std::sqrt(d)

#define CGAL_FE_DOWNWARD FE_DOWNWARD

#define CGAL_FE_TONEAREST FE_TONEAREST

#define CGAL_FE_TOWARDZERO FE_TOWARDZERO

#define CGAL_FE_UPWARD FE_UPWARD

#define CGAL_IA_ADD	(	a,
		b
	)	CGAL_IA_FORCE_TO_DOUBLE((a)+CGAL_IA_STOP_CPROP(b))

#define CGAL_IA_DIV	(	a,
		b
	)	CGAL_IA_FORCE_TO_DOUBLE((a)/CGAL_IA_STOP_CPROP(b))

#define CGAL_IA_FORCE_TO_DOUBLE ( x ) (x)

#define CGAL_IA_GETFPCW ( CW ) CW = fegetround()

#define CGAL_IA_MAX_DOUBLE (std::numeric_limits<double>::max)()

#define CGAL_IA_MIN_DOUBLE std::numeric_limits<double>::denorm_min()

#define CGAL_IA_MUL	(	a,
		b
	)	CGAL_IA_FORCE_TO_DOUBLE((a)*CGAL_IA_STOP_CPROP(b))

#define CGAL_IA_SETFPCW ( CW ) fesetround(CW)

#define CGAL_IA_SQRT ( a ) CGAL_IA_FORCE_TO_DOUBLE(CGAL_BUG_SQRT(CGAL_IA_STOP_CPROP(a)))

#define CGAL_IA_SQUARE ( a ) CGAL_IA_MUL(a,a)

#define CGAL_IA_STOP_CPROP ( x ) CGAL::IA_force_to_double(x)

#define CGAL_IA_SUB	(	a,
		b
	)	CGAL_IA_FORCE_TO_DOUBLE((a)-CGAL_IA_STOP_CPROP(b))

Typedef Documentation

typedef int FPU_CW_t

void force_ieee_double_precision ( ) [inline]

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FPU_CW_t FPU_get_and_set_cw ( FPU_CW_t cw ) [inline]

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FPU_CW_t FPU_get_cw ( void ) [inline]

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void FPU_set_cw ( FPU_CW_t cw ) [inline]

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double IA_force_to_double ( double x ) [inline]