ppsspp/Common/MathUtil.h

30 lines
524 B
C++

// Copyright 2013 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
namespace MathUtil
{
#define ROUND_UP(x, a) (((x) + (a) - 1) & ~((a) - 1))
#define ROUND_DOWN(x, a) ((x) & ~((a) - 1))
template<class T>
inline void Clamp(T* val, const T& min, const T& max)
{
if (*val < min)
*val = min;
else if (*val > max)
*val = max;
}
template<class T>
inline T Clamp(const T val, const T& min, const T& max)
{
T ret = val;
Clamp(&ret, min, max);
return ret;
}
}