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) |
| airRandMTState * | airRandMTStateNew (unsigned int seed) |
| airRandMTState * | airRandMTStateNix (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 | |
| airRandMTState * | airRandMTStateGlobal = NULL |
| static int | _airRandMTStateGlobal_allocated = AIR_FALSE |
| static int | _airRandMTStateGlobal_initialized = AIR_FALSE |
Define Documentation
| #define _GLOBAL_ALLOC |
Value:
if (!_airRandMTStateGlobal_allocated) { \ airRandMTStateGlobal = airRandMTStateNew(0); \ _airRandMTStateGlobal_allocated = AIR_TRUE; \ }
| #define _GLOBAL_INIT |
Value:
if (!_airRandMTStateGlobal_initialized) { \ airSrandMT(AIR_RANDMT_DEFAULT_SEED); \ } \
| #define AIR_RANDMT_DEFAULT_SEED 42 |
| #define AIR_RANDMT_M 397 |
| #define HIBIT | ( | u | ) | ((u) & 0x80000000UL) |
| #define LOBIT | ( | u | ) | ((u) & 0x00000001UL) |
| #define LOBITS | ( | u | ) | ((u) & 0x7fffffffUL) |
| #define MIXBITS | ( | u, | |||
| v | ) | (HIBIT(u) | LOBITS(v)) |
| #define TWIST | ( | m, | |||
| s0, | |||||
| s1 | ) | ((m) ^ (MIXBITS(s0,s1)>>1) ^ (TWOSCOMP(LOBIT(s1)) & 0x9908b0dfUL)) |
| #define TWOSCOMP | ( | u | ) | (~(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] |
| airRandMTState* airRandMTStateGlobal = NULL |
