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