AuROXTL/Include/auROXTL/auNumberUtils.hpp

/***
    Copyright (C) 2022 J Reece Wilson (a/k/a "Reece"). All rights reserved.

    File: auNumberUtils.hpp
    Date: 2022-2-1
    Author: Reece
***/
#pragma once

template <typename A, typename B, typename Ret_t = 
    AuConditional_t<AuIsClass_v<A>, A, AuCommonType_t<A, B>>>
constexpr Ret_t AuMin(const A &a, const B &b)
{
    return a < b ? a : b;
}

template <typename A, typename B, typename Ret_t =
    AuConditional_t<AuIsClass_v<A>, A, AuCommonType_t<A, B>>>
constexpr Ret_t AuMax(const A &a, const B &b)
{
    return a < b ? b : a;
}

template <class T>
constexpr const T AuConstPow(const T base, const AuUInt8 exponent)
{
    return exponent ? base * AuConstPow(base, exponent - 1) : 1;
}

template <class T>
constexpr const T AuPageRoundUp(const T value, const T pageSize)
{
    return (value + (pageSize - 1)) & ~(pageSize - 1);
}

template <class T>
constexpr const T AuPageRound(const T value, const T pageSize)
{
    return value & ~(pageSize - 1);
}