整理

include/boost/numeric/odeint/util/multi_array_adaption.hpp

@@ -0,0 +1,131 @@
+/*
+  [auto_generated]
+  boost/numeric/odeint/util/multi_array_adaption.hpp
+
+  [begin_description]
+  tba.
+  [end_description]
+
+  Copyright 2009-2012 Karsten Ahnert
+  Copyright 2009-2012 Mario Mulansky
+
+  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 BOOST_NUMERIC_ODEINT_UTIL_MULTI_ARRAY_ADAPTION_HPP_DEFINED
+#define BOOST_NUMERIC_ODEINT_UTIL_MULTI_ARRAY_ADAPTION_HPP_DEFINED
+
+
+
+#include <boost/numeric/odeint/util/is_resizeable.hpp>
+#include <boost/numeric/odeint/util/resize.hpp>
+#include <boost/numeric/odeint/util/same_size.hpp>
+
+#include <boost/mpl/and.hpp>
+#include <boost/mpl/bool.hpp>
+#include <boost/multi_array.hpp>
+
+#include <type_traits>
+
+namespace boost {
+namespace numeric {
+namespace odeint {
+    
+template< typename T >
+struct is_multi_array
+{
+    typedef std::false_type type;
+    const static bool value = type::value;
+};
+    
+template< typename T >
+struct is_resizeable_multi_array
+{
+    typedef std::false_type type;
+    const static bool value = type::value;
+};
+
+
+
+template< typename V , size_t Dim , typename A >
+struct is_multi_array< boost::multi_array< V , Dim , A > >
+{
+    typedef std::true_type type;
+    const static bool value = type::value;
+};
+
+template< typename V , size_t Dim , typename A >
+struct is_resizeable_multi_array< boost::multi_array< V , Dim , A > >
+{
+    typedef std::true_type type;
+    const static bool value = type::value;
+};
+
+
+
+
+template< typename T  >
+struct is_resizeable_sfinae< T , typename boost::enable_if< typename is_resizeable_multi_array< T >::type >::type >
+{
+    typedef std::true_type type;
+    const static bool value = type::value;
+};
+
+
+
+
+
+template< typename T1 , typename T2  >
+struct same_size_impl_sfinae< T1 , T2 ,
+                       typename boost::enable_if<
+                           typename boost::mpl::and_< 
+                               is_multi_array< T1 > ,
+                               is_multi_array< T2 > ,
+                               boost::mpl::bool_< T1::dimensionality == T2::dimensionality >
+                           >::type
+                       >::type >
+{
+    static bool same_size( T1 const &x1 , T2 const &x2 )
+    {
+        for( size_t i=0 ; i<T1::dimensionality ; ++i )
+        {
+            if( x1.shape()[i] != x2.shape()[i] ) return false;
+            if( x1.index_bases()[i] != x2.index_bases()[i] ) return false;
+        }
+        return true;
+    }
+};
+
+
+template< typename T1 , typename T2 >
+struct resize_impl_sfinae< T1 , T2 ,
+                    typename boost::enable_if<
+                        typename boost::mpl::and_<
+                            is_resizeable_multi_array< T1 > ,
+                            is_multi_array< T2 > ,
+                            boost::mpl::bool_< T1::dimensionality == T2::dimensionality >
+                        >::type
+                    >::type >
+{
+    static void resize( T1 &x1 , const T2 &x2 )
+    {
+        std::array< int , T1::dimensionality > extents;
+        for( size_t i=0 ; i<T1::dimensionality ; ++i ) extents[i] = x2.shape()[i];
+        x1.resize( extents );
+        std::array< int , T1::dimensionality > origins;
+        for( size_t i=0 ; i<T1::dimensionality ; ++i ) origins[i] = x2.index_bases()[i];
+        x1.reindex( origins );
+    }
+};
+                            
+
+
+} // namespace odeint
+} // namespace numeric
+} // namespace boost
+
+
+#endif // BOOST_NUMERIC_ODEINT_UTIL_MULTI_ARRAY_ADAPTION_HPP_DEFINED