tsl::rh::mod_growth_policy< GrowthFactor > Class Template Reference

#include <robin_growth_policy.h>

Public Member Functions
std::size_t	bucket_for_hash (std::size_t hash) const noexcept
void	clear () noexcept
std::size_t	max_bucket_count () const
	mod_growth_policy (std::size_t &min_bucket_count_in_out)
std::size_t	next_bucket_count () const

Private Attributes
std::size_t	m_mod

Static Private Attributes
static const std::size_t	MAX_BUCKET_COUNT
static constexpr double	REHASH_SIZE_MULTIPLICATION_FACTOR

Detailed Description

template<class GrowthFactor = std::ratio<3, 2>>
class tsl::rh::mod_growth_policy< GrowthFactor >

Grow the hash table by GrowthFactor::num / GrowthFactor::den and use a modulo to map a hash to a bucket. Slower but it can be useful if you want a slower growth.

Definition at line 190 of file robin_growth_policy.h.

Constructor & Destructor Documentation

mod_growth_policy()

template<class GrowthFactor = std::ratio<3, 2>>

tsl::rh::mod_growth_policy< GrowthFactor >::mod_growth_policy ( std::size_t &  min_bucket_count_in_out )

inlineexplicit

Definition at line 192 of file robin_growth_policy.h.

Member Function Documentation

bucket_for_hash()

template<class GrowthFactor = std::ratio<3, 2>>

std::size_t tsl::rh::mod_growth_policy< GrowthFactor >::bucket_for_hash ( std::size_t  hash ) const

inlinenoexcept

Definition at line 205 of file robin_growth_policy.h.

clear()

template<class GrowthFactor = std::ratio<3, 2>>

void tsl::rh::mod_growth_policy< GrowthFactor >::clear ( )

inlinenoexcept

Definition at line 231 of file robin_growth_policy.h.

max_bucket_count()

template<class GrowthFactor = std::ratio<3, 2>>

std::size_t tsl::rh::mod_growth_policy< GrowthFactor >::max_bucket_count ( ) const

inline

Definition at line 229 of file robin_growth_policy.h.

next_bucket_count()

template<class GrowthFactor = std::ratio<3, 2>>

std::size_t tsl::rh::mod_growth_policy< GrowthFactor >::next_bucket_count ( ) const

inline

Definition at line 209 of file robin_growth_policy.h.

Member Data Documentation

m_mod

template<class GrowthFactor = std::ratio<3, 2>>

std::size_t tsl::rh::mod_growth_policy< GrowthFactor >::m_mod

private

Definition at line 241 of file robin_growth_policy.h.

MAX_BUCKET_COUNT

template<class GrowthFactor = std::ratio<3, 2>>

const std::size_t tsl::rh::mod_growth_policy< GrowthFactor >::MAX_BUCKET_COUNT

staticprivate

Initial value:

=
      std::size_t(double(std::numeric_limits<std::size_t>::max() /
                         REHASH_SIZE_MULTIPLICATION_FACTOR))

Definition at line 236 of file robin_growth_policy.h.

REHASH_SIZE_MULTIPLICATION_FACTOR

template<class GrowthFactor = std::ratio<3, 2>>

constexpr double tsl::rh::mod_growth_policy< GrowthFactor >::REHASH_SIZE_MULTIPLICATION_FACTOR

staticconstexprprivate

Initial value:

=
      1.0 * GrowthFactor::num / GrowthFactor::den

Definition at line 234 of file robin_growth_policy.h.

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

• robin_growth_policy.h