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Add fuzzy compare and is_in_predi

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0xFEEDC0DE64
2022-02-03 18:14:18 +01:00
parent 92c54c9dbb
commit 3c19160bab
1 changed files with 21 additions and 0 deletions
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21
src/cpputils.h
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@ -120,6 +120,27 @@ bool is_in(First &&first, T && ... t)
return ((first == t) || ...);
}
template<typename BinaryPredicate, typename First, typename ... T>
bool is_in_predi(BinaryPredicate p, First &&first, T && ... t)
{
return (p(first, t) || ...);
}
template<typename T>
[[nodiscard]] __attribute__ ((warn_unused_result)) constexpr inline __attribute__((__unused__)) bool fuzzyCompare(T p1, T p2);
template<>
[[nodiscard]] __attribute__ ((warn_unused_result)) constexpr inline __attribute__((__unused__)) bool fuzzyCompare<double>(double p1, double p2)
{
return (std::abs(p1 - p2) * 1000000000000. <= std::min(std::abs(p1), std::abs(p2)));
}
template<>
[[nodiscard]] __attribute__ ((warn_unused_result)) constexpr inline __attribute__((__unused__)) bool fuzzyCompare<float>(float p1, float p2)
{
return (std::abs(p1 - p2) * 100000.f <= std::min(std::abs(p1), std::abs(p2)));
}
template<typename T1, typename T2, typename Tcb>
void parallelForeach(T1 &container0, T2 &container1, Tcb &&callback)
{