Initial Commit

2018-02-08 21:28:33 -05:00
commit 678c1d3966
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+/*
+[begin_description]
+Modification of the implicit Euler method, works with the MTL4 matrix library only. 
+[end_description]
+
+Copyright 2012-2013 Andreas Angelopoulos
+Copyright 2012-2013 Karsten Ahnert
+Copyright 2012-2013 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_EXTERNAL_MTL4_RESIZE_HPP_INCLUDED
+#define BOOST_NUMERIC_ODEINT_EXTERNAL_MTL4_RESIZE_HPP_INCLUDED
+
+#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/numeric/mtl/vector/dense_vector.hpp>
+#include <boost/numeric/mtl/matrix/dense2D.hpp>
+#include <boost/numeric/mtl/matrix/compressed2D.hpp>
+
+
+namespace boost {
+namespace numeric {
+namespace odeint {
+
+
+template< class Value , class Parameters >
+struct is_resizeable< mtl::dense_vector< Value , Parameters > >
+{ 
+    typedef boost::true_type type;
+    const static bool value = type::value;
+};
+
+template< class Value , class Parameters >
+struct is_resizeable< mtl::dense2D< Value , Parameters > >
+{
+    typedef boost::true_type type;
+    const static bool value = type::value;
+};
+
+template< class Value , class Parameters >
+struct is_resizeable< mtl::compressed2D< Value , Parameters > >
+{
+    typedef boost::true_type type;
+    const static bool value = type::value;
+};
+
+
+
+
+template< class Value , class Parameters >
+struct same_size_impl< mtl::dense_vector< Value , Parameters > , mtl::dense_vector< Value , Parameters > >
+{
+    static bool same_size( const mtl::dense_vector< Value , Parameters > &v1 ,
+                           const mtl::dense_vector< Value , Parameters > &v2 )
+    {
+        return mtl::size( v1 ) == mtl::size( v2 );
+    }
+};
+
+template< class Value , class Parameters >
+struct resize_impl< mtl::dense_vector< Value , Parameters > , mtl::dense_vector< Value , Parameters > >
+{
+    static void resize( mtl::dense_vector< Value , Parameters > &v1 ,
+                        const mtl::dense_vector< Value , Parameters > &v2 )
+    {
+        v1.change_dim( mtl::size( v2 ) );
+    }
+};
+
+
+
+template< class Value , class MatrixParameters , class VectorParameters >
+struct same_size_impl< mtl::dense2D< Value , MatrixParameters > , mtl::dense_vector< Value , VectorParameters > >
+{
+    static bool same_size( const mtl::dense2D< Value , MatrixParameters > &m , 
+                           const mtl::dense_vector< Value , VectorParameters > &v )
+    {
+        return ( ( mtl::size( v ) == m.num_cols() ) && ( mtl::size( v ) == m.num_rows() ) );
+    }
+};
+
+template< class Value , class MatrixParameters , class VectorParameters >
+struct resize_impl< mtl::dense2D< Value , MatrixParameters > , mtl::dense_vector< Value , VectorParameters > >
+{
+    static void resize( mtl::dense2D< Value , MatrixParameters > &m , 
+                        const mtl::dense_vector< Value , VectorParameters > &v )
+    {
+        m.change_dim( mtl::size( v ) , mtl::size( v ) , false );
+    }
+};
+
+
+
+
+template< class Value , class MatrixParameters , class VectorParameters >
+struct same_size_impl< mtl::compressed2D< Value , MatrixParameters > , mtl::dense_vector< Value , VectorParameters > >
+{
+    static bool same_size( const mtl::compressed2D< Value , MatrixParameters > &m , 
+                           const mtl::dense_vector< Value , VectorParameters > &v )
+    {
+        return ( ( mtl::size( v ) == m.num_cols() ) && ( mtl::size( v ) == m.num_rows() ) );
+    }
+};
+
+template< class Value , class MatrixParameters , class VectorParameters >
+struct resize_impl< mtl::compressed2D< Value , MatrixParameters > , mtl::dense_vector< Value , VectorParameters > >
+{
+    static void resize( mtl::compressed2D< Value , MatrixParameters > &m , 
+                        const mtl::dense_vector< Value , VectorParameters > &v )
+    {
+        m.change_dim( mtl::size( v ) , mtl::size( v ) );
+    }
+};
+
+
+
+
+
+
+
+
+} // namespace odeint
+} // namespace numeric
+} // namespace boost
+
+#endif // BOOST_NUMERIC_ODEINT_EXTERNAL_MTL4_RESIZE_HPP_INCLUDED