#ifndef BOOST_QVM_DEDUCE_VEC_HPP_INCLUDED #define BOOST_QVM_DEDUCE_VEC_HPP_INCLUDED // Copyright 2008-2022 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_scalar.hpp> #include <boost/qvm/vec_traits.hpp> #include <boost/qvm/static_assert.hpp> namespace boost { namespace qvm { template <class T,int D> struct vec; namespace qvm_detail { template <class V,int D,class S, int VD=vec_traits<V>::dim, class VS=typename vec_traits<V>::scalar_type> struct deduce_v_default { BOOST_QVM_STATIC_ASSERT(is_vec<V>::value); typedef vec<typename vec_traits<V>::scalar_type,D> type; }; template <class V,int D,class S> struct deduce_v_default<V,D,S,D,S> { BOOST_QVM_STATIC_ASSERT(is_vec<V>::value); typedef V type; }; } template <class V,int D=vec_traits<V>::dim,class S=typename vec_traits<V>::scalar_type> struct deduce_vec { BOOST_QVM_STATIC_ASSERT(is_vec<V>::value); typedef typename qvm_detail::deduce_v_default<V,D,S>::type type; }; namespace qvm_detail { template <class A,class B,int D,class S, bool IsScalarA=is_scalar<A>::value, bool IsScalarB=is_scalar<B>::value> struct deduce_v2_default { typedef vec<S,D> type; }; template <class V,int D,class S> struct deduce_v2_default<V,V,D,S,false,false> { BOOST_QVM_STATIC_ASSERT(is_vec<V>::value); typedef V type; }; template <class A,class B,int D,class S> struct deduce_v2_default<A,B,D,S,false,true> { BOOST_QVM_STATIC_ASSERT(is_vec<A>::value); typedef typename deduce_vec<A,D,S>::type type; }; template <class A,class B,int D,class S> struct deduce_v2_default<A,B,D,S,true,false> { BOOST_QVM_STATIC_ASSERT(is_vec<B>::value); typedef typename deduce_vec<B,D,S>::type type; }; } template <class A,class B,int D,class S=typename deduce_scalar<typename scalar<A>::type,typename scalar<B>::type>::type> struct deduce_vec2 { BOOST_QVM_STATIC_ASSERT(is_vec<A>::value || is_vec<B>::value); typedef typename qvm_detail::deduce_v2_default<A,B,D,S>::type type; }; } } #endif