spherical_hankel_2.hpp

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#pragma once
 
#ifndef NUMCPP_NO_USE_BOOST
 
#include <complex>
#include <type_traits>
 
#include "boost/math/special_functions/hankel.hpp"
 
#include "NumCpp/Core/Internal/StaticAsserts.hpp"
#include "NumCpp/NdArray.hpp"
 
namespace nc::special
{
    //============================================================================
    // Method Description:
    template<typename dtype1, typename dtype2>
    std::complex<double> spherical_hankel_2(dtype1 inV, dtype2 inX)
    {
        STATIC_ASSERT_ARITHMETIC(dtype1);
        STATIC_ASSERT_ARITHMETIC(dtype2);
 
        return boost::math::sph_hankel_2(inV, inX);
    }
 
    //============================================================================
    // Method Description:
    template<typename dtype1, typename dtype2>
    auto spherical_hankel_2(dtype1 inV, const NdArray<dtype2>& inArray)
    {
        NdArray<decltype(spherical_hankel_2(dtype1{ 0 }, dtype2{ 0 }))> returnArray(inArray.shape());
 
        stl_algorithms::transform(inArray.cbegin(),
                                  inArray.cend(),
                                  returnArray.begin(),
                                  [inV](dtype2 inValue) -> auto { return spherical_hankel_2(inV, inValue); });
 
        return returnArray;
    }
} // namespace nc::special
 
#endif // #ifndef NUMCPP_NO_USE_BOOST