ns3::RngStream and MRG32k3a implementations. 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 | MRG32k3a::Precalculated |
The transition matrices of the two MRG components (in matrix form), raised to all powers of 2 from 1 to 191. More... | |
Namespaces | |
MRG32k3a | |
Namespace for MRG32k3a implementation details. | |
ns3 | |
Every class exported by the ns3 library is enclosed in the ns3 namespace. | |
Typedefs | |
typedef double | MRG32k3a::Matrix[3][3] |
Type for 3x3 matrix of doubles. More... | |
Functions | |
void | MRG32k3a::MatMatModM (const Matrix A, const Matrix B, Matrix C, double m) |
Compute the matrix C = A*B MOD m. More... | |
void | MRG32k3a::MatPowModM (const double A[3][3], double B[3][3], double m, int32_t n) |
Compute the matrix B = (A^n Mod m); works even if A = B. More... | |
void | MRG32k3a::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 | MRG32k3a::MatVecModM (const Matrix A, const double s[3], double v[3], double m) |
Compute the vector v = A*s MOD m. More... | |
double | MRG32k3a::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 | MRG32k3a::PowerOfTwoConstants (void) |
Compute the transition matrices of the two MRG components raised to all powers of 2 from 1 to 191. More... | |
void | MRG32k3a::PowerOfTwoMatrix (int n, Matrix a1p, Matrix a2p) |
Get the transition matrices raised to a power of 2. More... | |
Variables | |
const double | MRG32k3a::a12 = 1403580.0 |
First component multiplier of n - 2 value. More... | |
const double | MRG32k3a::a13n = 810728.0 |
First component multiplier of n - 3 value. More... | |
const Matrix | MRG32k3a::A1p0 |
First component transition matrix. More... | |
const double | MRG32k3a::a21 = 527612.0 |
Second component multiplier of n - 1 value. More... | |
const double | MRG32k3a::a23n = 1370589.0 |
Second component multiplier of n - 3 value. More... | |
const Matrix | MRG32k3a::A2p0 |
Second component transition matrix. More... | |
const double | MRG32k3a::m1 = 4294967087.0 |
First component modulus, 232 - 209. More... | |
const double | MRG32k3a::m2 = 4294944443.0 |
Second component modulus, 232 - 22853. More... | |
const double | MRG32k3a::norm = 1.0 / (m1 + 1.0) |
Normalization to obtain randoms on [0,1). More... | |
const double | MRG32k3a::two17 = 131072.0 |
Decomposition factor for computing a*s in less than 53 bits, 217 More... | |
const double | MRG32k3a::two53 = 9007199254740992.0 |
IEEE-754 floating point precision, 253 More... | |
ns3::RngStream and MRG32k3a implementations.
Definition in file rng-stream.cc.