131 lines
3.5 KiB
Plaintext
131 lines
3.5 KiB
Plaintext
/*
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[auto_generated]
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boost/numeric/odeint/util/multi_array_adaption.hpp
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[begin_description]
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tba.
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[end_description]
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Copyright 2009-2012 Karsten Ahnert
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Copyright 2009-2012 Mario Mulansky
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Distributed under the Boost Software License, Version 1.0.
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(See accompanying file LICENSE_1_0.txt or
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copy at http://www.boost.org/LICENSE_1_0.txt)
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*/
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#ifndef BOOST_NUMERIC_ODEINT_UTIL_MULTI_ARRAY_ADAPTION_HPP_DEFINED
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#define BOOST_NUMERIC_ODEINT_UTIL_MULTI_ARRAY_ADAPTION_HPP_DEFINED
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#include <boost/numeric/odeint/util/is_resizeable.hpp>
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#include <boost/numeric/odeint/util/resize.hpp>
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#include <boost/numeric/odeint/util/same_size.hpp>
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#include <boost/mpl/and.hpp>
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#include <boost/mpl/bool.hpp>
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#include <boost/multi_array.hpp>
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namespace boost {
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namespace numeric {
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namespace odeint {
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template< typename T >
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struct is_multi_array
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{
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typedef boost::false_type type;
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const static bool value = type::value;
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};
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template< typename T >
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struct is_resizeable_multi_array
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{
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typedef boost::false_type type;
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const static bool value = type::value;
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};
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template< typename V , size_t Dim , typename A >
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struct is_multi_array< boost::multi_array< V , Dim , A > >
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{
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typedef boost::true_type type;
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const static bool value = type::value;
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};
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template< typename V , size_t Dim , typename A >
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struct is_resizeable_multi_array< boost::multi_array< V , Dim , A > >
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{
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typedef boost::true_type type;
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const static bool value = type::value;
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};
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template< typename T >
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struct is_resizeable_sfinae< T , typename boost::enable_if< typename is_resizeable_multi_array< T >::type >::type >
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{
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typedef boost::true_type type;
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const static bool value = type::value;
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};
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template< typename T1 , typename T2 >
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struct same_size_impl_sfinae< T1 , T2 ,
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typename boost::enable_if<
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typename boost::mpl::and_<
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is_multi_array< T1 > ,
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is_multi_array< T2 > ,
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boost::mpl::bool_< T1::dimensionality == T2::dimensionality >
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>::type
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>::type >
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{
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static bool same_size( T1 const &x1 , T2 const &x2 )
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{
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for( size_t i=0 ; i<T1::dimensionality ; ++i )
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{
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if( x1.shape()[i] != x2.shape()[i] ) return false;
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if( x1.index_bases()[i] != x2.index_bases()[i] ) return false;
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}
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return true;
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}
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};
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template< typename T1 , typename T2 >
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struct resize_impl_sfinae< T1 , T2 ,
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typename boost::enable_if<
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typename boost::mpl::and_<
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is_resizeable_multi_array< T1 > ,
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is_multi_array< T2 > ,
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boost::mpl::bool_< T1::dimensionality == T2::dimensionality >
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>::type
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>::type >
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{
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static void resize( T1 &x1 , const T2 &x2 )
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{
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boost::array< int , T1::dimensionality > extents;
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for( size_t i=0 ; i<T1::dimensionality ; ++i ) extents[i] = x2.shape()[i];
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x1.resize( extents );
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boost::array< int , T1::dimensionality > origins;
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for( size_t i=0 ; i<T1::dimensionality ; ++i ) origins[i] = x2.index_bases()[i];
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x1.reindex( origins );
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}
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};
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} // namespace odeint
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} // namespace numeric
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} // namespace boost
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#endif // BOOST_NUMERIC_ODEINT_UTIL_MULTI_ARRAY_ADAPTION_HPP_DEFINED
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