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view DEPENDENCIES/generic/include/boost/numeric/odeint/integrate/integrate.hpp @ 99:5f61994de79a emscripten
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author | Chris Cannam |
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date | Fri, 04 Sep 2015 10:46:42 +0100 |
parents | 2665513ce2d3 |
children | c530137014c0 |
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/* [auto_generated] boost/numeric/odeint/integrate/integrate.hpp [begin_description] Convenience methods which choose the stepper for the current ODE. [end_description] Copyright 2009-2011 Karsten Ahnert Copyright 2009-2011 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_INTEGRATE_INTEGRATE_HPP_INCLUDED #define BOOST_NUMERIC_ODEINT_INTEGRATE_INTEGRATE_HPP_INCLUDED #include <boost/numeric/odeint/stepper/runge_kutta_dopri5.hpp> #include <boost/numeric/odeint/stepper/controlled_runge_kutta.hpp> #include <boost/numeric/odeint/integrate/null_observer.hpp> #include <boost/numeric/odeint/integrate/integrate_adaptive.hpp> namespace boost { namespace numeric { namespace odeint { /* * ToDo : * * determine type of dxdt for units * */ template< class System , class State , class Time , class Observer > size_t integrate( System system , State &start_state , Time start_time , Time end_time , Time dt , Observer observer ) { return integrate_adaptive( controlled_runge_kutta< runge_kutta_dopri5< State > >() , system , start_state , start_time , end_time , dt , observer ); } /* * the two overloads are needed in order to solve the forwarding problem */ template< class System , class State , class Time > size_t integrate( System system , State &start_state , Time start_time , Time end_time , Time dt ) { return integrate( system , start_state , start_time , end_time , dt , null_observer() ); } /** * \fn integrate( System system , State &start_state , Time start_time , Time end_time , Time dt , Observer observer ) * \brief Integrates the ODE. * * Integrates the ODE given by system from start_time to end_time starting * with start_state as initial condition and dt as initial time step. * This function uses a dense output dopri5 stepper and performs an adaptive * integration with step size control, thus dt changes during the integration. * This method uses standard error bounds of 1E-6. * After each step, the observer is called. * * \param system The system function to solve, hence the r.h.s. of the * ordinary differential equation. * \param start_state The initial state. * \param start_time Start time of the integration. * \param end_time End time of the integration. * \param dt Initial step size, will be adjusted during the integration. * \param observer Observer that will be called after each time step. * \return The number of steps performed. */ /** * \fn integrate( System system , State &start_state , Time start_time , Time end_time , Time dt ) * \brief Integrates the ODE without observer calls. * * Integrates the ODE given by system from start_time to end_time starting * with start_state as initial condition and dt as initial time step. * This function uses a dense output dopri5 stepper and performs an adaptive * integration with step size control, thus dt changes during the integration. * This method uses standard error bounds of 1E-6. * No observer is called. * * \param system The system function to solve, hence the r.h.s. of the * ordinary differential equation. * \param start_state The initial state. * \param start_time Start time of the integration. * \param end_time End time of the integration. * \param dt Initial step size, will be adjusted during the integration. * \return The number of steps performed. */ } // namespace odeint } // namespace numeric } // namespace boost #endif // BOOST_NUMERIC_ODEINT_INTEGRATE_INTEGRATE_HPP_INCLUDED