qvm/test/deduce_vector_test.cpp
2016-04-04 17:24:57 -07:00

51 lines
1.1 KiB
C++

//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)
#include <boost/qvm/deduce_vec.hpp>
template <class T,class U>
struct same_type;
template <class T>
struct
same_type<T,T>
{
};
template <class A,class B,int D,class Result>
struct
check
{
same_type<typename boost::qvm::deduce_vec2<A,B,D>::type,Result> a;
same_type<typename boost::qvm::deduce_vec2<B,A,D>::type,Result> b;
};
template <class T,int D> struct v;
namespace
boost
{
namespace
qvm
{
template <class T,int D>
struct
vec_traits< v<T,D> >
{
typedef T scalar_type;
static int const dim=D;
};
}
}
int
main()
{
same_type< boost::qvm::deduce_vec< v<int,3> >::type, v<int,3> >();
same_type< boost::qvm::deduce_vec< v<int,3>, 4 >::type, boost::qvm::vec<int,4> >();
check< v<int,3>, v<int,3>, 3, v<int,3> >();
check< v<int,3>, v<float,3>, 4, boost::qvm::vec<float,4> >();
}