King_DuckZ/Sprout
1
0
Fork 0
mirror of https://github.com/bolero-MURAKAMI/Sprout synced 2025-08-03 12:49:50 +00:00
Code Issues Releases Wiki Activity

add math::lgamma

Browse source
This commit is contained in:
bolero-MURAKAMI 2013-04-23 19:03:03 +09:00
parent a55c430f09
commit 5f40808f75
58 changed files with 323 additions and 116 deletions
Download patch file Download diff file Expand all files Collapse all files

8
sprout/functional/hash/detail/hash_float.hpp
View file

@ -21,7 +21,7 @@ namespace sprout {
inline SPROUT_CONSTEXPR std::size_t
float_hash_value_impl_4(T v, int exp, std::size_t seed, std::size_t length, std::size_t i = 0) {
return i != length ? sprout::detail::float_hash_value_impl_4(
sprout::math::ldexp(v - static_cast<T>(static_cast<std::size_t>(v)), std::numeric_limits<std::size_t>::digits),
sprout::ldexp(v - static_cast<T>(static_cast<std::size_t>(v)), std::numeric_limits<std::size_t>::digits),
exp, sprout::detail::hash_float_combine(seed, static_cast<std::size_t>(v)),
length, i + 1
)
@ -32,7 +32,7 @@ namespace sprout {
inline SPROUT_CONSTEXPR std::size_t
float_hash_value_impl_3(T v, int exp) {
return sprout::detail::float_hash_value_impl_4(
sprout::math::ldexp(v - static_cast<T>(static_cast<std::size_t>(v)), std::numeric_limits<std::size_t>::digits),
sprout::ldexp(v - static_cast<T>(static_cast<std::size_t>(v)), std::numeric_limits<std::size_t>::digits),
exp, static_cast<std::size_t>(v),
(std::numeric_limits<T>::digits * sprout::detail::static_log2<std::numeric_limits<T>::radix>::value + std::numeric_limits<std::size_t>::digits - 1)
/ std::numeric_limits<std::size_t>::digits
@ -41,7 +41,7 @@ namespace sprout {
template<typename T>
inline SPROUT_CONSTEXPR std::size_t
float_hash_value_impl_2(T v, int exp) {
return sprout::detail::float_hash_value_impl_3(sprout::math::ldexp(v, std::numeric_limits<std::size_t>::digits), exp);
return sprout::detail::float_hash_value_impl_3(sprout::ldexp(v, std::numeric_limits<std::size_t>::digits), exp);
}
template<typename T, typename P>
inline SPROUT_CONSTEXPR std::size_t
@ -70,7 +70,7 @@ namespace sprout {
template<typename T>
inline SPROUT_CONSTEXPR std::size_t
float_hash_value(T v) {
return sprout::detail::float_hash_value_1(v, sprout::math::fpclassify(v));
return sprout::detail::float_hash_value_1(v, sprout::fpclassify(v));
}
} // namespace detail
} // namespace sprout