isaac64.h File Reference

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Classes
struct	isaac64_state
Defines
#define	RANDSIZL (4)
#define	RANDSIZ (1<<RANDSIZL)
#define	RANDMAX (2*RANDSIZ)
#define	DBL32 (2.3283064365386962890625e-10)
#define	DBL53 (1.1102230246251565404236316680908203125e-16)
#define	DBL64 (5.42101086242752217003726400434970855712890625e-20)
#define	MSK53 0x001FFFFFFFFFFFFFLL
#define	isaac64_uint32(rng)
#define	isaac64_uint64(rng)
#define	isaac64_dbl32(rng)
#define	isaac64_dbl53(rng)
#define	isaac64_dbl64(rng)
Typedefs
typedef unsigned long long	ub8
typedef unsigned int	ub4
typedef unsigned short int	ub2
typedef unsigned char	ub1
Functions
void	isaac64_init (struct isaac64_state *rng, ub4 seed)
void	isaac64_generate (struct isaac64_state *rng)

Define Documentation

#define DBL32 (2.3283064365386962890625e-10)

#define DBL53 (1.1102230246251565404236316680908203125e-16)

#define DBL64 (5.42101086242752217003726400434970855712890625e-20)

#define isaac64_dbl32 ( rng )

Value:

(rng->randcnt>0 ? \
     ( DBL32 * (*(((ub4 *)(rng->randrsl)) + (rng->randcnt-=1)) ) ) : \
     ( isaac64_generate(rng), \
       rng->randcnt=RANDMAX-1, \
       DBL32 * (*(((ub4 *)(rng->randrsl)) + rng->randcnt)) ))

Referenced by nrnisaac_dbl_pick().

#define isaac64_dbl53 ( rng )

Value:

(rng->randcnt>1 ? \
     ( DBL53 * ((*((ub8 *)(((ub4 *)(rng->randrsl)) + (rng->randcnt-=2))))>>11) ) : \
     ( isaac64_generate(rng), \
       rng->randcnt=RANDMAX-2, \
       DBL64 * ((*((ub8 *)(((ub4 *)(rng->randrsl)) + rng->randcnt)))>>11) ))

#define isaac64_dbl64 ( rng )

Value:

(rng->randcnt>1 ? \
     ( DBL64 * (*((ub8 *)(((ub4 *)(rng->randrsl)) + (rng->randcnt-=2)))) ) : \
     ( isaac64_generate(rng), \
       rng->randcnt=RANDMAX-2, \
       DBL64 * (*((ub8 *)(((ub4 *)(rng->randrsl)) + rng->randcnt))) ))

#define isaac64_uint32 ( rng )

Value:

(rng->randcnt>0 ? \
     ( *(((ub4 *)(rng->randrsl)) + (rng->randcnt-=1)) ) : \
     ( isaac64_generate(rng), \
       rng->randcnt=RANDMAX-1, \
       *(((ub4 *)(rng->randrsl)) + rng->randcnt) ))

Referenced by nrnisaac_uint32_pick().

#define isaac64_uint64 ( rng )

Value:

(rng->randcnt>1 ? \
     ( *((ub8 *)(((ub4 *)(rng->randrsl)) + (rng->randcnt-=2))) ) : \
     ( isaac64_generate(rng), \
       rng->randcnt=RANDMAX-2, \
       *((ub8 *)(((ub4 *)(rng->randrsl)) + rng->randcnt)) ))

#define MSK53 0x001FFFFFFFFFFFFFLL

#define RANDMAX (2*RANDSIZ)

Referenced by isaac64_init().

#define RANDSIZ (1<<RANDSIZL)

Referenced by isaac64_generate(), and isaac64_init().

#define RANDSIZL (4)