Function hypot

deps/opencv/modules/core/src/lapack.cpp:214–229

template<typename _Tp> static inline _Tp hypot(_Tp a, _Tp b)
{
    a = std::abs(a);
    b = std::abs(b);
    if( a > b )
    {
        b /= a;
        return a*std::sqrt(1 + b*b);
    }
    if( b > 0 )
    {
        a /= b;
        return b*std::sqrt(1 + a*a);
    }
    return 0;
}


template<typename _Tp> bool