fourdst::composition::utils::CompositionHash Struct Reference

#include <composition_hash.h>

Static Public Member Functions
template<CompositionType CompositionT>
static uint64_t	hash_exact (const CompositionT &comp)

Static Private Member Functions
static uint64_t	mum (const uint64_t a, const uint64_t b) noexcept
static uint64_t	mix (const uint64_t h) noexcept
static uint64_t	normalize_double_bits (double v) noexcept
static uint32_t	pack_species_id (const auto &s) noexcept

Static Private Attributes
static constexpr uint64_t	kSeed = 0xC04D5EEDBEEFull
static constexpr uint64_t	kPrime1 = 0xa0761d6478bd642fULL
static constexpr uint64_t	kPrime2 = 0xe7037ed1a0b428dbULL
static constexpr uint64_t	kPrime3 = 0x8ebc6af09c88c6e3ULL

Detailed Description

Definition at line 16 of file composition_hash.h.

Member Function Documentation

hash_exact()

template<CompositionType CompositionT>

static uint64_t fourdst::composition::utils::CompositionHash::hash_exact ( const CompositionT & comp )

inlinestatic

Definition at line 18 of file composition_hash.h.

mix()

static uint64_t fourdst::composition::utils::CompositionHash::mix ( const uint64_t h )

inlinestaticprivatenoexcept

Definition at line 84 of file composition_hash.h.

mum()

static uint64_t fourdst::composition::utils::CompositionHash::mum ( const uint64_t a, const uint64_t b )

inlinestaticprivatenoexcept

Definition at line 79 of file composition_hash.h.

normalize_double_bits()

static uint64_t fourdst::composition::utils::CompositionHash::normalize_double_bits ( double v )

inlinestaticprivatenoexcept

Definition at line 89 of file composition_hash.h.

pack_species_id()

static uint32_t fourdst::composition::utils::CompositionHash::pack_species_id ( const auto & s )

inlinestaticprivatenoexcept

Definition at line 97 of file composition_hash.h.

Member Data Documentation

kPrime1

uint64_t fourdst::composition::utils::CompositionHash::kPrime1 = 0xa0761d6478bd642fULL

staticconstexprprivate

Definition at line 74 of file composition_hash.h.

kPrime2

uint64_t fourdst::composition::utils::CompositionHash::kPrime2 = 0xe7037ed1a0b428dbULL

staticconstexprprivate

Definition at line 75 of file composition_hash.h.

kPrime3

uint64_t fourdst::composition::utils::CompositionHash::kPrime3 = 0x8ebc6af09c88c6e3ULL

staticconstexprprivate

Definition at line 76 of file composition_hash.h.

kSeed

uint64_t fourdst::composition::utils::CompositionHash::kSeed = 0xC04D5EEDBEEFull

staticconstexprprivate

Definition at line 73 of file composition_hash.h.

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The documentation for this struct was generated from the following file:

• src/composition/include/fourdst/composition/utils/composition_hash.h