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[ceph.git] / ceph / src / boost / boost / qvm / detail / quat_assign.hpp

//Copyright (c) 2008-2016 Emil Dotchevski and Reverge Studios, Inc.

//Distributed under the Boost Software License, Version 1.0. (See accompanying
//file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#ifndef UUID_86A42DA4385511E7822024B881262D2E
#define UUID_86A42DA4385511E7822024B881262D2E

#include <boost/qvm/inline.hpp>
#include <boost/qvm/enable_if.hpp>
#include <boost/qvm/quat_traits.hpp>

namespace
boost
    {
    namespace
    qvm
        {
        template <class A,class B>
        BOOST_QVM_INLINE_OPERATIONS
        typename enable_if_c<
            is_quat<A>::value && is_quat<B>::value,
            A &>::type
        assign( A & a, B const & b )
            {
            quat_traits<A>::template write_element<0>(a) = quat_traits<B>::template read_element<0>(b);
            quat_traits<A>::template write_element<1>(a) = quat_traits<B>::template read_element<1>(b);
            quat_traits<A>::template write_element<2>(a) = quat_traits<B>::template read_element<2>(b);
            quat_traits<A>::template write_element<3>(a) = quat_traits<B>::template read_element<3>(b);
            return a;
            }
        }
    }

#endif