整理

include/boost/numeric/odeint/external/eigen/eigen_algebra.hpp

@@ -0,0 +1,98 @@
+/*
+  [auto_generated]
+  boost/numeric/odeint/external/eigen/eigen_algebra.hpp
+
+  [begin_description]
+  tba.
+  [end_description]
+
+  Copyright 2013 Christian Shelton
+  Copyright 2013 Karsten Ahnert
+
+  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_EIGEN_EIGEN_ALGEBRA_HPP_INCLUDED
+#define BOOST_NUMERIC_ODEINT_EXTERNAL_EIGEN_EIGEN_ALGEBRA_HPP_INCLUDED
+
+#include <Eigen/Dense>
+#include <boost/numeric/odeint/algebra/vector_space_algebra.hpp>
+
+// Necessary routines for Eigen matrices to work with vector_space_algebra
+// from odeint
+// (that is, it lets odeint treat the eigen matrices correctly, knowing
+// how to add, multiply, compute the norm, etc)
+namespace Eigen {
+
+template<typename D>
+inline const
+typename Eigen::CwiseBinaryOp<
+    internal::scalar_sum_op<typename internal::traits<D>::Scalar>,
+    typename DenseBase<D>::ConstantReturnType,
+    const D>
+operator+(const typename Eigen::MatrixBase<D> &m,
+          const typename Eigen::internal::traits<D>::Scalar &s) {
+    return CwiseBinaryOp<
+        internal::scalar_sum_op<typename internal::traits<D>::Scalar>,
+        typename DenseBase<D>::ConstantReturnType,
+        const D>(DenseBase<D>::Constant(m.rows(), m.cols(), s), m.derived());
+}
+
+template<typename D>
+inline const
+typename Eigen::CwiseBinaryOp<
+    internal::scalar_sum_op<typename internal::traits<D>::Scalar>,
+    typename DenseBase<D>::ConstantReturnType,
+    const D>
+operator+(const typename Eigen::internal::traits<D>::Scalar &s,
+          const typename Eigen::MatrixBase<D> &m) {
+    return CwiseBinaryOp<
+        internal::scalar_sum_op<typename internal::traits<D>::Scalar>,
+        typename DenseBase<D>::ConstantReturnType,
+        const D>(DenseBase<D>::Constant(m.rows(), m.cols(), s), m.derived());
+}
+
+template<typename D1,typename D2>
+inline const
+typename Eigen::CwiseBinaryOp<
+    typename Eigen::internal::scalar_quotient_op<
+        typename Eigen::internal::traits<D1>::Scalar>,
+    const D1, const D2>
+operator/(const Eigen::MatrixBase<D1> &x1, const Eigen::MatrixBase<D2> &x2) {
+    return x1.cwiseQuotient(x2);
+}
+
+
+template< typename D >
+inline const 
+typename Eigen::CwiseUnaryOp<
+    typename Eigen::internal::scalar_abs_op<
+        typename Eigen::internal::traits< D >::Scalar > ,
+        const D >
+abs( const Eigen::MatrixBase< D > &m ) {
+    return m.cwiseAbs();
+}
+
+} // end Eigen namespace
+
+
+namespace boost {
+namespace numeric {
+namespace odeint {
+
+template<typename B,int S1,int S2,int O, int M1, int M2>
+struct vector_space_norm_inf< Eigen::Matrix<B,S1,S2,O,M1,M2> >
+{
+    typedef B result_type;
+    result_type operator()( const Eigen::Matrix<B,S1,S2,O,M1,M2> &m ) const
+    {
+        return m.template lpNorm<Eigen::Infinity>();
+    }
+};
+
+} } } // end boost::numeric::odeint namespace
+
+#endif // BOOST_NUMERIC_ODEINT_EXTERNAL_EIGEN_EIGEN_ALGEBRA_HPP_INCLUDED