random.hpp File Reference

Random number generation using Philox. More...

#include <utils/Vector.hpp>
#include <utils/u32_to_u64.hpp>
#include <utils/uniform.hpp>
#include <Random123/philox.h>
#include <cstddef>
#include <numbers>
#include <random>
#include <ranges>
#include <vector>

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Namespaces
namespace	Random

Enumerations
enum class	RNGSalt : uint32_t {   FLUID = 0 , PARTICLES , LANGEVIN , LANGEVIN_ROT ,   BROWNIAN_WALK , BROWNIAN_INC , BROWNIAN_ROT_INC , BROWNIAN_ROT_WALK ,   NPTISO_PARTICLE , NPTISO_VOLUME , SALT_DPD , THERMALIZED_BOND ,   THERMAL_STONER_WOHLFARTH }

Functions
template<RNGSalt salt>
auto	Random::philox_4_uint64s (uint64_t counter, uint32_t seed, int key1, int key2=0)
	get 4 random uint 64 from the Philox RNG
template<RNGSalt salt, std::size_t N = 3> requires ((N >= 1) and (N <= 4))
auto	Random::noise_uniform (uint64_t counter, uint32_t seed, int key1, int key2=0)
	Generator for random uniform noise.
template<RNGSalt salt, std::size_t N = 3> requires ((N >= 1) and (N <= 4))
auto	Random::noise_gaussian (uint64_t counter, uint32_t seed, int key1, int key2=0)
	Generator for Gaussian noise.
template<typename T >
std::mt19937	Random::mt19937 (T &&seed)
	Mersenne Twister with warmup.

Detailed Description

Random number generation using Philox.

Definition in file random.hpp.

Enumeration Type Documentation

RNGSalt

enum class RNGSalt : uint32_t

strong

Enumerator
FLUID
PARTICLES
LANGEVIN
LANGEVIN_ROT
BROWNIAN_WALK
BROWNIAN_INC
BROWNIAN_ROT_INC
BROWNIAN_ROT_WALK
NPTISO_PARTICLE
NPTISO_VOLUME
SALT_DPD
THERMALIZED_BOND
THERMAL_STONER_WOHLFARTH

Definition at line 48 of file random.hpp.