Class RngStream and MRG32k3a implementation. More...
#include <cstdlib>
#include <iostream>
#include "rng-stream.h"
#include "fatal-error.h"
#include "log.h"
Go to the source code of this file.
Classes | |
struct | anonymous_namespace{rng-stream.cc}::Precalculated |
The transition matrices of the two MRG components (in matrix form), raised to all powers of 2 from 1 to 191. More... | |
Namespaces | |
anonymous_namespace{rng-stream.cc} | |
Unnamed namespace for MRG32k3a implementation details. | |
ns3 | |
Every class exported by the ns3 library is enclosed in the ns3 namespace. | |
Typedefs | |
typedef double | anonymous_namespace{rng-stream.cc}::Matrix [3][3] |
Type for 3x3 matrix of doubles. More... | |
Functions | |
void | anonymous_namespace{rng-stream.cc}::MatMatModM (const Matrix A, const Matrix B, Matrix C, double m) |
Compute the matrix C = A*B MOD m. More... | |
void | anonymous_namespace{rng-stream.cc}::MatTwoPowModM (const Matrix src, Matrix dst, double m, int32_t e) |
Compute the matrix B = (A^(2^e) Mod m); works also if A = B. More... | |
void | anonymous_namespace{rng-stream.cc}::MatVecModM (const Matrix A, const double s[3], double v[3], double m) |
Compute the vector v = A*s MOD m. More... | |
double | anonymous_namespace{rng-stream.cc}::MultModM (double a, double s, double c, double m) |
Return (a*s + c) MOD m; a, s, c and m must be < 2^35. More... | |
struct Precalculated | anonymous_namespace{rng-stream.cc}::PowerOfTwoConstants (void) |
Compute the transition matrices of the two MRG components. More... | |
void | anonymous_namespace{rng-stream.cc}::PowerOfTwoMatrix (int n, Matrix a1p, Matrix a2p) |
Get the transition matrices raised to a power of 2. More... | |
Variables | |
const double | anonymous_namespace{rng-stream.cc}::a12 = 1403580.0 |
First component multiplier of n - 2 value. More... | |
const double | anonymous_namespace{rng-stream.cc}::a13n = 810728.0 |
First component multiplier of n - 3 value. More... | |
const Matrix | anonymous_namespace{rng-stream.cc}::A1p0 |
First component transition matrix. More... | |
const double | anonymous_namespace{rng-stream.cc}::a21 = 527612.0 |
Second component multiplier of n - 1 value. More... | |
const double | anonymous_namespace{rng-stream.cc}::a23n = 1370589.0 |
Second component multiplier of n - 3 value. More... | |
const Matrix | anonymous_namespace{rng-stream.cc}::A2p0 |
Second component transition matrix. More... | |
const double | anonymous_namespace{rng-stream.cc}::m1 = 4294967087.0 |
First component modulus, 232 - 209. More... | |
const double | anonymous_namespace{rng-stream.cc}::m2 = 4294944443.0 |
Second component modulus, 232 - 22853. More... | |
const double | anonymous_namespace{rng-stream.cc}::norm = 1.0 / (m1 + 1.0) |
Normalization to obtain randoms on [0,1). More... | |
const double | anonymous_namespace{rng-stream.cc}::two17 = 131072.0 |
Decomposition factor for computing a*s in less than 53 bits, 217 More... | |
const double | anonymous_namespace{rng-stream.cc}::two53 = 9007199254740992.0 |
IEEE-754 floating point precision, 253 More... | |
Class RngStream and MRG32k3a implementation.
Definition in file rng-stream.cc.