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Code Issues 121 Wiki Activity

Refactor clamp_power_of_two

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docentYT
2026-05-02 00:35:50 +02:00
parent 76844e33e7
commit 28baad8c5b
4 changed files with 15 additions and 15 deletions
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18
utilities/utilities.h
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@@ -269,17 +269,17 @@ template <typename T> T clamp_circular(T Value, T const Range = T(360))
}
// rounds down provided value to nearest power of two
template <typename Type_> Type_ clamp_power_of_two(Type_ Value, Type_ const Min = static_cast<Type_>(1), Type_ const Max = static_cast<Type_>(16384))
template <typename T> T clamp_power_of_two(T Value, T const Min = T(1), T const Max = T(16384))
{
if (Value < Min)
return Min;
Type_ p2size{Min};
Type_ size;
while ((p2size <= Max) && (p2size <= Value))
{
size = p2size;
p2size = p2size << 1;
}
return size;
T p2 = std::bit_floor(Value);
if (p2 > Max)
return Max;
return p2;
}
template <typename Type_> Type_ quantize(Type_ const Value, Type_ const Step)