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Make UniformRandom standard-conforming

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std::uniform_int_distribution<T> requires sizeof(T) >= sizeof(short)

Signed-off-by: Osyotr <Osyotr@users.noreply.github.com>
This commit is contained in:
Osyotr
2025-07-29 00:08:40 +03:00
committed by Konstantin Pastbin
parent b1c2b204a1
commit 0ea0f2e49a
1 changed files with 5 additions and 2 deletions
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7
libs/base/random.hpp
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@@ -12,12 +12,15 @@ class UniformRandom
std::random_device m_rd; std::random_device m_rd;
std::mt19937 m_gen; std::mt19937 m_gen;
std::uniform_int_distribution<T> m_distr;
using distribution_int_type =
std::conditional_t<sizeof(T) != 1, T, std::conditional_t<std::is_signed_v<T>, short, unsigned short>>;
std::uniform_int_distribution<distribution_int_type> m_distr;
public: public:
UniformRandom(T min, T max) : m_gen(m_rd()), m_distr(min, max) {} UniformRandom(T min, T max) : m_gen(m_rd()), m_distr(min, max) {}
UniformRandom() : UniformRandom(std::numeric_limits<T>::min(), std::numeric_limits<T>::max()) {} UniformRandom() : UniformRandom(std::numeric_limits<T>::min(), std::numeric_limits<T>::max()) {}
T operator()() { return m_distr(m_gen); } T operator()() { return static_cast<T>(m_distr(m_gen)); }
}; };
} // namespace base } // namespace base