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- //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_185557CE385511E780ACD7B781262D2E
- #define UUID_185557CE385511E780ACD7B781262D2E
- #include <boost/qvm/gen/vec_assign2.hpp>
- #include <boost/qvm/gen/vec_assign3.hpp>
- #include <boost/qvm/gen/vec_assign4.hpp>
- namespace
- boost
- {
- namespace
- qvm
- {
- namespace
- qvm_detail
- {
- template <int D>
- struct
- assign_vv_defined
- {
- static bool const value=false;
- };
- template <int I,int N>
- struct
- copy_vector_elements
- {
- template <class A,class B>
- static
- void
- f( A & a, B const & b )
- {
- vec_traits<A>::template write_element<I>(a)=vec_traits<B>::template read_element<I>(b);
- copy_vector_elements<I+1,N>::f(a,b);
- }
- };
- template <int N>
- struct
- copy_vector_elements<N,N>
- {
- template <class A,class B>
- static
- void
- f( A &, B const & )
- {
- }
- };
- }
- template <class A,class B>
- inline
- typename boost::enable_if_c<
- is_vec<A>::value && is_vec<B>::value &&
- vec_traits<A>::dim==vec_traits<B>::dim &&
- !qvm_detail::assign_vv_defined<vec_traits<A>::dim>::value,
- A &>::type
- assign( A & a, B const & b )
- {
- qvm_detail::copy_vector_elements<0,vec_traits<A>::dim>::f(a,b);
- return a;
- }
- }
- }
- #endif
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