mixmax.h File Reference

#include <stdio.h>
#include <stdint.h>

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Classes
struct	rng_state_st

Macros
#define	N   256
#define	BITS   61
#define	M61   2305843009213693951ULL
#define	MERSBASE   M61
#define	MOD_PAYNE(k)   ((((k)) & MERSBASE) + (((k)) >> BITS) )
#define	MOD_REM(k)   ((k) % MERSBASE )
#define	MOD_MERSENNE(k)   MOD_PAYNE(k)
#define	INV_MERSBASE   (0.433680868994201773791060216479542685926876E-18L)
	#define INV_MERSBASE (0x1p-61) More...
#define	SPECIALMUL   0
#define	SPECIAL   -1
#define	MOD_MULSPEC(k)   fmodmulM61( 0, SPECIAL , (k) );
#define	get_next(X)   GET_BY_MACRO(X)
#define	get_next_float(X)   get_next_float_BY_MACRO(X)
#define	ARRAY_INDEX_OUT_OF_BOUNDS   0xFF01
#define	SEED_WAS_ZERO   0xFF02
#define	ERROR_READING_STATE_FILE   0xFF03
#define	ERROR_READING_STATE_COUNTER   0xFF04
#define	ERROR_READING_STATE_CHECKSUM   0xFF05

Typedefs
typedef uint64_t	myuint
typedef struct rng_state_st	rng_state_t
typedef uint32_t	myID_t

Functions
int	rng_get_N (void)
rng_state_t *	rng_alloc ()
int	rng_free (rng_state_t *X)
rng_state_t *	rng_copy (myuint *Y)
void	read_state (rng_state_t *X, const char filename[])
void	print_state (rng_state_t *X)
int	iterate (rng_state_t *X)
myuint	iterate_raw_vec (myuint *Y, myuint sumtotOld)
void	set_skip_number (int n)
void	set_first_return_element (int n)
int	get_skip_number ()
int	get_first_return_element ()
void	seed_uniquestream (rng_state_t *X, myID_t clusterID, myID_t machineID, myID_t runID, myID_t streamID)
void	seed_spbox (rng_state_t *X, myuint seed)
void	seed_vielbein (rng_state_t *X, unsigned int i)
void	fill_array (rng_state_t *X, unsigned int n, double *array)
void	iterate_and_fill_array (rng_state_t *X, double *array)
myuint	precalc (rng_state_t *X)
myuint	apply_bigskip (myuint *Vout, myuint *Vin, myID_t clusterID, myID_t machineID, myID_t runID, myID_t streamID)
void	branch_inplace (rng_state_t *Xin, myID_t *ID)
myuint	modadd (myuint foo, myuint bar)
myuint	modmulM61 (myuint s, myuint a)
myuint	fmodmulM61 (myuint cum, myuint s, myuint a)
myuint	GET_BY_MACRO (rng_state_t *X)
double	get_next_float_BY_MACRO (rng_state_t *X)

Macro Definition Documentation

#define ARRAY_INDEX_OUT_OF_BOUNDS   0xFF01

Definition at line 219 of file mixmax.h.

Referenced by seed_vielbein().

#define BITS   61

Definition at line 122 of file mixmax.h.

#define ERROR_READING_STATE_CHECKSUM   0xFF05

Definition at line 223 of file mixmax.h.

Referenced by read_state().

#define ERROR_READING_STATE_COUNTER   0xFF04

Definition at line 222 of file mixmax.h.

Referenced by read_state().

#define ERROR_READING_STATE_FILE   0xFF03

Definition at line 221 of file mixmax.h.

Referenced by read_state().

#define get_next

(

X

)

GET_BY_MACRO(X)

Definition at line 176 of file mixmax.h.

Referenced by get_next_float_BY_MACRO().

#define get_next_float

(

X

)

get_next_float_BY_MACRO(X)

Definition at line 196 of file mixmax.h.

#define INV_MERSBASE   (0.433680868994201773791060216479542685926876E-18L)

#define INV_MERSBASE (0x1p-61)

Definition at line 138 of file mixmax.h.

Referenced by fill_array(), get_next_float(), get_next_float_BY_MACRO(), and iterate_and_fill_array().

#define M61   2305843009213693951ULL

Definition at line 126 of file mixmax.h.

Referenced by fmodmulM61().

#define MERSBASE   M61

Definition at line 132 of file mixmax.h.

Referenced by read_state(), and seed_spbox().

#define MOD_MERSENNE

(

k

)

MOD_PAYNE(k)

Definition at line 135 of file mixmax.h.

Referenced by iterate_and_fill_array(), iterate_raw_vec(), modadd(), precalc(), rng_copy(), and seed_spbox().

#define MOD_MULSPEC

(

k

)

fmodmulM61( 0, SPECIAL , (k) );

Definition at line 145 of file mixmax.h.

Referenced by iterate_and_fill_array(), and iterate_raw_vec().

#define MOD_PAYNE

(

k

)

((((k)) & MERSBASE) + (((k)) >> BITS) )

Definition at line 133 of file mixmax.h.

#define MOD_REM

(

k

)

((k) % MERSBASE )

Definition at line 134 of file mixmax.h.

#define N   256

Definition at line 43 of file mixmax.h.

Referenced by GET_BY_MACRO().

#define SEED_WAS_ZERO   0xFF02

Definition at line 220 of file mixmax.h.

Referenced by seed_spbox().

#define SPECIAL   -1

Definition at line 144 of file mixmax.h.

#define SPECIALMUL   0

Definition at line 143 of file mixmax.h.

Typedef Documentation

typedef uint32_t myID_t

Definition at line 88 of file mixmax.h.

typedef uint64_t myuint

Definition at line 52 of file mixmax.h.

typedef struct rng_state_st rng_state_t

Definition at line 67 of file mixmax.h.

Function Documentation

myuint apply_bigskip	(	myuint *	Vout,
		myuint *	Vin,
		myID_t	clusterID,
		myID_t	machineID,
		myID_t	runID,
		myID_t	streamID
	)

Definition at line 421 of file mixmax.cxx.

Referenced by branch_inplace(), and seed_uniquestream().

void branch_inplace	(	rng_state_t *	Xin,
		myID_t *	ID
	)

Definition at line 417 of file mixmax.cxx.

void fill_array	(	rng_state_t *	X,
		unsigned int	n,
		double *	array
	)

Definition at line 141 of file mixmax.cxx.

Referenced by ROOT::Math::MixMaxEngine::RndmArray().

myuint fmodmulM61 ( myuint  cum, myuint  s, myuint  a  )

inline

Definition at line 318 of file mixmax.cxx.

myuint GET_BY_MACRO ( rng_state_t *  X )

inline

Definition at line 178 of file mixmax.h.

int get_first_return_element

(

)

Definition at line 53 of file mixmax.cxx.

Referenced by GET_BY_MACRO().

double get_next_float_BY_MACRO ( rng_state_t *  X )

inline

Definition at line 199 of file mixmax.h.

int get_skip_number

(

)

Definition at line 50 of file mixmax.cxx.

Referenced by GET_BY_MACRO().

int iterate

(

rng_state_t *

X

)

Definition at line 57 of file mixmax.cxx.

Referenced by fill_array(), ROOT::Minuit2::VariableMetricBuilder::Minimum(), ROOT::Minuit2::NegativeG2LineSearch::operator()(), ROOT::Minuit2::MnLineSearch::operator()(), ROOT::Math::MixMaxEngine::SetState(), and TGondzioSolver::Solve().

void iterate_and_fill_array	(	rng_state_t *	X,
		double *	array
	)

Definition at line 163 of file mixmax.cxx.

Referenced by fill_array().

myuint iterate_raw_vec	(	myuint *	Y,
		myuint	sumtotOld
	)

Definition at line 72 of file mixmax.cxx.

Referenced by apply_bigskip(), GET_BY_MACRO(), get_next(), and iterate().

myuint modadd	(	myuint	foo,
		myuint	bar
	)

Definition at line 188 of file mixmax.cxx.

Referenced by apply_bigskip(), iterate_and_fill_array(), and iterate_raw_vec().

myuint modmulM61	(	myuint	s,
		myuint	a
	)

myuint precalc

(

rng_state_t *

X

)

Definition at line 278 of file mixmax.cxx.

Referenced by read_state().

void print_state

(

rng_state_t *

X

)

Definition at line 333 of file mixmax.cxx.

Referenced by read_state().

void read_state	(	rng_state_t *	X,
		const char	filename[]
	)

Definition at line 346 of file mixmax.cxx.

rng_state_t* rng_alloc

(

)

Definition at line 204 of file mixmax.cxx.

Referenced by ROOT::Math::MixMaxEngine::MixMaxEngine(), and rng_copy().

rng_state_t* rng_copy

(

myuint *

Y

)

Definition at line 218 of file mixmax.cxx.

Referenced by ROOT::Math::MixMaxEngine::SetState().

int rng_free

(

rng_state_t *

X

)

Definition at line 212 of file mixmax.cxx.

Referenced by ROOT::Math::MixMaxEngine::SetState(), and ROOT::Math::MixMaxEngine::~MixMaxEngine().

int rng_get_N

(

void

)

Definition at line 290 of file mixmax.cxx.

Referenced by ROOT::Math::MixMaxEngine::GetState(), print_state(), read_state(), and ROOT::Math::MixMaxEngine::Size().

void seed_spbox	(	rng_state_t *	X,
		myuint	seed
	)

Definition at line 255 of file mixmax.cxx.

Referenced by ROOT::Math::MixMaxEngine::SetSeed(), and ROOT::Math::MixMaxEngine::SetSeed64().

void seed_uniquestream	(	rng_state_t *	X,
		myID_t	clusterID,
		myID_t	machineID,
		myID_t	runID,
		myID_t	streamID
	)

Definition at line 411 of file mixmax.cxx.

void seed_vielbein	(	rng_state_t *	X,
		unsigned int	i
	)

Definition at line 238 of file mixmax.cxx.

Referenced by seed_uniquestream().

void set_first_return_element

(

int

n

)

Definition at line 46 of file mixmax.cxx.

Referenced by ROOT::Math::MixMaxEngine::SetFirstReturnElement().

void set_skip_number

(

int

n

)

Definition at line 43 of file mixmax.cxx.

Referenced by ROOT::Math::MixMaxEngine::SetSkipNumber().