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Common: Add constexpr Fill function

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Pokechu22 2023-01-01 18:17:35 -08:00
parent 6b545eaada
commit 14a93d24e1
1 changed files with 13 additions and 0 deletions
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13
Source/Core/Common/TypeUtils.h
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@ -83,4 +83,17 @@ static_assert(!IsNOf<int, 1, int, int>::value);
static_assert(IsNOf<int, 2, int, int>::value); static_assert(IsNOf<int, 2, int, int>::value);
static_assert(IsNOf<int, 2, int, short>::value); // Type conversions ARE allowed static_assert(IsNOf<int, 2, int, short>::value); // Type conversions ARE allowed
static_assert(!IsNOf<int, 2, int, char*>::value); static_assert(!IsNOf<int, 2, int, char*>::value);
// TODO: This can be replaced with std::array's fill() once C++20 is fully supported.
// Prior to C++20, std::array's fill() function is, unfortunately, not constexpr.
// Ditto for <algorithm>'s std::fill. Although Dolphin targets C++20, Android doesn't
// seem to properly support constexpr fill(), so we need this for now.
template <typename T1, size_t N, typename T2>
constexpr void Fill(std::array<T1, N>& array, const T2& value)
{
for (auto& entry : array)
{
entry = value;
}
}
} // namespace Common } // namespace Common