//Copyright (c) 2008-2016 Emil Dotchevski and Reverge Studios, Inc.
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//Distributed under the Boost Software License, Version 1.0. (See accompanying
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//file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_QVM_7E7AB138196311E0907B246CDFD72085
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#define BOOST_QVM_7E7AB138196311E0907B246CDFD72085
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#include <boost/qvm/deduce_scalar.hpp>
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#include <boost/qvm/vec_traits.hpp>
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#include <boost/qvm/static_assert.hpp>
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namespace
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boost
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{
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namespace
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qvm
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{
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template <class T,int D>
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struct vec;
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namespace
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qvm_detail
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{
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template <class V,int D,
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int VD=vec_traits<V>::dim>
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struct
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deduce_vec_default
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{
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typedef vec<typename vec_traits<V>::scalar_type,D> type;
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};
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template <class V,int D>
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struct
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deduce_vec_default<V,D,D>
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{
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typedef V type;
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};
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}
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template <class V,int Dim=vec_traits<V>::dim>
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struct
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deduce_vec
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{
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BOOST_QVM_STATIC_ASSERT(is_vec<V>::value);
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typedef typename qvm_detail::deduce_vec_default<V,Dim>::type type;
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};
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namespace
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qvm_detail
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{
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template <class A,class B,int D,
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bool VA=is_vec<A>::value,
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bool VB=is_vec<B>::value,
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int AD=vec_traits<A>::dim,
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int BD=vec_traits<B>::dim>
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struct
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deduce_v2_default
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{
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typedef vec<
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typename deduce_scalar<
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typename scalar<A>::type,
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typename scalar<B>::type>::type,
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D> type;
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};
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template <class V,int D>
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struct
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deduce_v2_default<V,V,D,true,true,D,D>
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{
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typedef V type;
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};
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}
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template <class A,class B,int D>
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struct
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deduce_vec2
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{
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BOOST_QVM_STATIC_ASSERT(is_vec<A>::value || is_vec<B>::value);
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typedef typename qvm_detail::deduce_v2_default<A,B,D>::type type;
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};
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}
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}
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#endif
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