hash.h File Reference

#include <functional>

Go to the source code of this file.

Functions
static constexpr void	hash_combine (std::size_t &seed)
	This is a dummy function to take the final case of hash_combine below.
template<typename T, typename... Types>
static constexpr void	hash_combine (std::size_t &seed, const T &val, const Types &... args)
	Combine multiple hashes utilizing previous hash result.
template<typename... Types>
static constexpr std::size_t	hash_val (const Types &... args)

Function Documentation

hash_combine() [1/2]

static constexpr void hash_combine ( std::size_t & seed )

inlinestaticconstexpr

This is a dummy function to take the final case of hash_combine below.

Parameters

seed

Definition at line 32 of file hash.h.

Referenced by hash_combine(), hash_fp_item(), hash_val(), HashConstructionBatchSources(), PCB_IO_IPC2581::lineHash(), std::hash< CLEARANCE_CACHE_KEY >::operator()(), std::hash< PTR_LAYER_CACHE_KEY >::operator()(), std::hash< PTR_PTR_CACHE_KEY >::operator()(), std::hash< PTR_PTR_LAYER_CACHE_KEY >::operator()(), std::hash< std::pair< BITMAPS, int > >::operator()(), std::hash< TRANSFORM >::operator()(), SCH_SHEET_PATH::Rehash(), ERC_SCH_PIN_CONTEXT::rehash(), and SHAPE_POLY_SET::unfractureSingle().

hash_combine() [2/2]

template<typename T, typename... Types>

static constexpr void hash_combine ( std::size_t & seed, const T & val, const Types &... args )

inlinestaticconstexpr

Combine multiple hashes utilizing previous hash result.

Template Parameters

T	A hashable type

Parameters

seed	A seed value input and output for the result.
val	A hashable object of type T

Definition at line 44 of file hash.h.

References hash_combine(), and T.

hash_val()

template<typename... Types>

static constexpr std::size_t hash_val ( const Types &... args )

inlinestaticconstexpr

Definition at line 51 of file hash.h.

References hash_combine().

Referenced by HashConstructionBatchSources(), PCB_IO_IPC2581::lineHash(), CREEPAGE_GRAPH::GraphNodeHash::operator()(), std::hash< EDA_TEXT >::operator()(), std::hash< GLYPH_CACHE_KEY >::operator()(), std::hash< HARFBUZZ_CACHE_KEY >::operator()(), std::hash< KIGFX::COLOR4D >::operator()(), and std::hash< TEXT_ATTRIBUTES >::operator()().