Rocket.Chat.ReactNative/ios/Pods/boost-for-react-native/boost/qvm/deduce_mat.hpp

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2.7 KiB
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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_C5DC682E196211E0A4C1686BDFD72085
#define UUID_C5DC682E196211E0A4C1686BDFD72085
#include <boost/qvm/deduce_scalar.hpp>
#include <boost/qvm/mat_traits.hpp>
#include <boost/qvm/static_assert.hpp>
namespace
boost
{
namespace
qvm
{
template <class T,int Rows,int Cols>
struct mat;
namespace
qvm_detail
{
template <class M,int R,int C,
int MR=mat_traits<M>::rows,
int MC=mat_traits<M>::cols>
struct
deduce_mat_default
{
BOOST_QVM_STATIC_ASSERT(is_mat<M>::value);
typedef mat<typename mat_traits<M>::scalar_type,R,C> type;
};
template <class M,int R,int C>
struct
deduce_mat_default<M,R,C,R,C>
{
BOOST_QVM_STATIC_ASSERT(is_mat<M>::value);
typedef M type;
};
}
template <class Type,int Rows=mat_traits<Type>::rows,int Cols=mat_traits<Type>::cols>
struct
deduce_mat
{
BOOST_QVM_STATIC_ASSERT(is_mat<Type>::value);
typedef typename qvm_detail::deduce_mat_default<Type,Rows,Cols>::type type;
};
namespace
qvm_detail
{
template <class A,class B,int R,int C,
bool VA=is_mat<A>::value,
bool VB=is_mat<B>::value,
int AR=mat_traits<A>::rows,
int AC=mat_traits<A>::cols,
int BR=mat_traits<B>::rows,
int BC=mat_traits<B>::cols>
struct
deduce_m2_default
{
typedef mat<
typename deduce_scalar<
typename scalar<A>::type,
typename scalar<B>::type>::type,
R,C> type;
};
template <class M,int R,int C>
struct
deduce_m2_default<M,M,R,C,true,true,R,C,R,C>
{
typedef M type;
};
}
template <class A,class B,int R,int C>
struct
deduce_mat2
{
BOOST_QVM_STATIC_ASSERT(is_mat<A>::value || is_mat<B>::value);
typedef typename qvm_detail::deduce_m2_default<A,B,R,C>::type type;
};
}
}
#endif