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