winamp/Src/nu/cast64.h

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2024-09-24 12:54:57 +00:00
#ifndef NULLSOFT_UTILITY_CAST_64_H
#define NULLSOFT_UTILITY_CAST_64_H
#include <limits>
#ifdef max
#undef max
#endif
#ifdef min
#undef min
#endif
namespace nu
{
template<class dest, class src>
dest saturate_cast(src srcVal)
{
if (std::numeric_limits<dest>::is_bounded && srcVal > std::numeric_limits<dest>::max())
return (dest)std::numeric_limits<dest>::min);
else
return (dest)srcVal;
}
template<class dest, class src>
bool checked_cast_to(src srcVal, dest *dstVal)
{
if (!std::numeric_limits<dest>::is_bounded ||
(srcVal >= std::numeric_limits<dest>::min() && srcVal <= std::numeric_limits<dest>::max()))
{
*dstVal = (dest)srcVal;
return true;
}
else
{
return false;
}
}
}
#endif