src/air/randMT.c File Reference

#include "air.h"
#include "privateAir.h"

Include dependency graph for randMT.c:


Defines

#define AIR_RANDMT_M   397
#define AIR_RANDMT_DEFAULT_SEED   42
#define HIBIT(u)   ((u) & 0x80000000UL)
#define LOBIT(u)   ((u) & 0x00000001UL)
#define LOBITS(u)   ((u) & 0x7fffffffUL)
#define MIXBITS(u, v)   (HIBIT(u) | LOBITS(v))
#define TWOSCOMP(u)   (~(u)+1)
#define TWIST(m, s0, s1)   ((m) ^ (MIXBITS(s0,s1)>>1) ^ (TWOSCOMP(LOBIT(s1)) & 0x9908b0dfUL))
#define _GLOBAL_ALLOC
#define _GLOBAL_INIT

Functions

static void _airRandMTInitialize (airRandMTState *rng, unsigned int seed)
static void _airRandMTReload (airRandMTState *rng)
airRandMTStateairRandMTStateNew (unsigned int seed)
airRandMTStateairRandMTStateNix (airRandMTState *state)
void airSrandMT_r (airRandMTState *rng, unsigned int seed)
unsigned int airUIrandMT_r (airRandMTState *rng)
double airDrandMT_r (airRandMTState *rng)
double airDrandMT53_r (airRandMTState *rng)
void airSrandMT (unsigned int seed)
double airDrandMT ()
unsigned int airRandInt (unsigned int N)
unsigned int airRandInt_r (airRandMTState *state, unsigned int N)
int airRandMTSanity ()

Variables

airRandMTStateairRandMTStateGlobal = NULL
static int _airRandMTStateGlobal_allocated = AIR_FALSE
static int _airRandMTStateGlobal_initialized = AIR_FALSE

Define Documentation

#define _GLOBAL_ALLOC

#define _GLOBAL_INIT

#define AIR_RANDMT_DEFAULT_SEED   42

#define AIR_RANDMT_M   397

#define HIBIT (  )     ((u) & 0x80000000UL)

#define LOBIT (  )     ((u) & 0x00000001UL)

#define LOBITS (  )     ((u) & 0x7fffffffUL)

#define MIXBITS ( u,
 )     (HIBIT(u) | LOBITS(v))

#define TWIST ( m,
s0,
s1   )     ((m) ^ (MIXBITS(s0,s1)>>1) ^ (TWOSCOMP(LOBIT(s1)) & 0x9908b0dfUL))

#define TWOSCOMP (  )     (~(u)+1)


Function Documentation

static void _airRandMTInitialize ( airRandMTState rng,
unsigned int  seed 
) [static]

static void _airRandMTReload ( airRandMTState rng  )  [static]

double airDrandMT (  ) 

double airDrandMT53_r ( airRandMTState rng  ) 

double airDrandMT_r ( airRandMTState rng  ) 

unsigned int airRandInt ( unsigned int  N  ) 

unsigned int airRandInt_r ( airRandMTState state,
unsigned int  N 
)

int airRandMTSanity (  ) 

airRandMTState* airRandMTStateNew ( unsigned int  seed  ) 

airRandMTState* airRandMTStateNix ( airRandMTState state  ) 

void airSrandMT ( unsigned int  seed  ) 

void airSrandMT_r ( airRandMTState rng,
unsigned int  seed 
)

unsigned int airUIrandMT_r ( airRandMTState rng  ) 


Variable Documentation

int _airRandMTStateGlobal_allocated = AIR_FALSE [static]

int _airRandMTStateGlobal_initialized = AIR_FALSE [static]


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