83 lines
2.0 KiB
C++
83 lines
2.0 KiB
C++
//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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#ifdef BOOST_QVM_TEST_SINGLE_HEADER
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# include BOOST_QVM_TEST_SINGLE_HEADER
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#else
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# include <boost/qvm/deduce_vec.hpp>
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#endif
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template <class T,class U>
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struct same_type;
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template <class T>
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struct
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same_type<T,T>
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{
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};
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template <class A,class B,int D,class Result>
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struct
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check
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{
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same_type<typename boost::qvm::deduce_vec2<A,B,D>::type,Result> a;
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same_type<typename boost::qvm::deduce_vec2<B,A,D>::type,Result> b;
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};
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template <class T,int D> struct v1;
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template <class T,int D> struct v2;
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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
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vec_traits< v1<T,D> >
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{
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typedef T scalar_type;
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static int const dim=D;
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};
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template <class T,int D>
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struct
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vec_traits< v2<T,D> >
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{
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typedef T scalar_type;
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static int const dim=D;
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};
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template <int D,class S,int V2D,class V2S>
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struct
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deduce_vec<v2<V2S,V2D>,D,S>
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{
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typedef v2<S,D> type;
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};
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template <int D,class S,class AS,int AD,class BS,int BD>
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struct
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deduce_vec2<v2<AS,AD>,v2<BS,BD>,D,S>
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{
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typedef v2<S,D> type;
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};
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}
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}
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int
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main()
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{
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same_type< boost::qvm::deduce_vec< v1<int,3> >::type, v1<int,3> >();
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same_type< boost::qvm::deduce_vec< v1<int,3>, 4 >::type, boost::qvm::vec<int,4> >();
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check< v1<int,3>, v1<int,3>, 3, v1<int,3> >();
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check< v1<int,3>, v1<float,3>, 4, boost::qvm::vec<float,4> >();
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same_type< boost::qvm::deduce_vec< v2<int,3> >::type, v2<int,3> >();
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same_type< boost::qvm::deduce_vec< v2<int,3>, 4 >::type, v2<int,4> >();
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check< v2<int,3>, v2<int,3>, 3, v2<int,3> >();
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check< v2<int,3>, v2<float,3>, 4, v2<float,4> >();
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}
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