opencascade::MurmurHash Namespace Reference

Implementation of Murmur hash with autodetect of sizeof(size_t). More...

Functions
uint32_t	MurmurHash2A (const void *theKey, int theLen, uint32_t theSeed)
uint64_t	MurmurHash64A (const void *theKey, int theLen, uint64_t theSeed)
template<typename T1, typename T = size_t>
std::enable_if< sizeof(T)==8, uint64_t >::type	hash_combine (const T1 &theValue, const int theLen=sizeof(T1), const T theSeed=0xA329F1D3A586ULL)
template<typename T1, typename T = size_t>
std::enable_if< sizeof(T)!=8, T >::type	hash_combine (const T1 &theValue, const int theLen=sizeof(T1), const T theSeed=0xc70f6907U)
template<typename T = size_t>
constexpr T	optimalSeed ()

Detailed Description

Implementation of Murmur hash with autodetect of sizeof(size_t).

The default value for the seed is optimal for general cases at a certain hash size.

Function Documentation

hash_combine() [1/2]

template<typename T1, typename T = size_t>

std::enable_if< sizeof(T)==8, uint64_t >::type opencascade::MurmurHash::hash_combine	(	const T1 &	theValue,
		const int	theLen = sizeof(T1),
		const T	theSeed = 0xA329F1D3A586ULL )

hash_combine() [2/2]

template<typename T1, typename T = size_t>

std::enable_if< sizeof(T)!=8, T >::type opencascade::MurmurHash::hash_combine	(	const T1 &	theValue,
		const int	theLen = sizeof(T1),
		const T	theSeed = 0xc70f6907U )

MurmurHash2A()

uint32_t opencascade::MurmurHash::MurmurHash2A	(	const void *	theKey,
		int	theLen,
		uint32_t	theSeed )

MurmurHash64A()

uint64_t opencascade::MurmurHash::MurmurHash64A	(	const void *	theKey,
		int	theLen,
		uint64_t	theSeed )

optimalSeed()

template<typename T = size_t>

T opencascade::MurmurHash::optimalSeed ( )

constexpr