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1/*
2 [auto_generated]
3 boost/numeric/odeint/integrate/integrate_times.hpp
4
5 [begin_description]
6 Integration of ODEs with observation at user defined points
7 [end_description]
8
9 Copyright 2009-2011 Karsten Ahnert
10 Copyright 2009-2011 Mario Mulansky
11
12 Distributed under the Boost Software License, Version 1.0.
13 (See accompanying file LICENSE_1_0.txt or
14 copy at http://www.boost.org/LICENSE_1_0.txt)
15 */
16
17
18#ifndef BOOST_NUMERIC_ODEINT_INTEGRATE_INTEGRATE_TIMES_HPP_INCLUDED
19#define BOOST_NUMERIC_ODEINT_INTEGRATE_INTEGRATE_TIMES_HPP_INCLUDED
20
21#include <boost/type_traits/is_same.hpp>
22
23#include <boost/range.hpp>
24
25#include <boost/numeric/odeint/stepper/stepper_categories.hpp>
26#include <boost/numeric/odeint/iterator/integrate/null_observer.hpp>
27#include <boost/numeric/odeint/iterator/integrate/detail/integrate_times.hpp>
28
29namespace boost {
30namespace numeric {
31namespace odeint {
32
33
34/*
35 * the two overloads are needed in order to solve the forwarding problem
36 */
37template< class Stepper , class System , class State , class TimeIterator , class Time , class Observer >
38size_t integrate_times(
39 Stepper stepper , System system , State &start_state ,
40 TimeIterator times_start , TimeIterator times_end , Time dt ,
41 Observer observer )
42{
43 typedef typename odeint::unwrap_reference< Stepper >::type::stepper_category stepper_category;
44 return detail::integrate_times(
45 stepper , system , start_state ,
46 times_start , times_end , dt ,
47 observer , stepper_category() );
48}
49
50/**
51 * \brief Solves the forwarding problem, can be called with Boost.Range as start_state.
52 */
53template< class Stepper , class System , class State , class TimeIterator , class Time , class Observer >
54size_t integrate_times(
55 Stepper stepper , System system , const State &start_state ,
56 TimeIterator times_start , TimeIterator times_end , Time dt ,
57 Observer observer )
58{
59 typedef typename odeint::unwrap_reference< Stepper >::type::stepper_category stepper_category;
60 return detail::integrate_times(
61 stepper , system , start_state ,
62 times_start , times_end , dt ,
63 observer , stepper_category() );
64}
65
66/**
67 * \brief The same function as above, but without observer calls.
68 */
69template< class Stepper , class System , class State , class TimeRange , class Time , class Observer >
70size_t integrate_times(
71 Stepper stepper , System system , State &start_state ,
72 const TimeRange &times , Time dt ,
73 Observer observer )
74{
75 return integrate_times(
76 stepper , system , start_state ,
77 boost::begin( times ) , boost::end( times ) , dt , observer );
78}
79
80/**
81 * \brief Solves the forwarding problem, can be called with Boost.Range as start_state.
82 */
83template< class Stepper , class System , class State , class TimeRange , class Time , class Observer >
84size_t integrate_times(
85 Stepper stepper , System system , const State &start_state ,
86 const TimeRange &times , Time dt ,
87 Observer observer )
88{
89 return integrate_times(
90 stepper , system , start_state ,
91 boost::begin( times ) , boost::end( times ) , dt , observer );
92}
93
94
95
96
97/********* DOXYGEN ***********/
98
99 /**
100 * \fn size_t integrate_times( Stepper stepper , System system , State &start_state , TimeIterator times_start , TimeIterator times_end , Time dt , Observer observer )
101 * \brief Integrates the ODE with observer calls at given time points.
102 *
103 * Integrates the ODE given by system using the given stepper. This function
104 * does observer calls at the subsequent time points given by the range
105 * times_start, times_end. If the stepper has not step size control, the
106 * step size might be reduced occasionally to ensure observer calls exactly
107 * at the time points from the given sequence. If the stepper is a
108 * ControlledStepper, the step size is adjusted to meet the error bounds,
109 * but also might be reduced occasionally to ensure correct observer calls.
110 * If a DenseOutputStepper is provided, the dense output functionality is
111 * used to call the observer at the given times. The end time of the
112 * integration is always *(end_time-1).
113 *
114 * \param stepper The stepper to be used for numerical integration.
115 * \param system Function/Functor defining the rhs of the ODE.
116 * \param start_state The initial condition x0.
117 * \param times_start Iterator to the start time
118 * \param times_end Iterator to the end time
119 * \param dt The time step between observer calls, _not_ necessarily the
120 * time step of the integration.
121 * \param observer Function/Functor called at equidistant time intervals.
122 * \return The number of steps performed.
123 */
124
125
126
127} // namespace odeint
128} // namespace numeric
129} // namespace boost
130
131
132
133#endif // BOOST_NUMERIC_ODEINT_INTEGRATE_INTEGRATE_TIMES_HPP_INCLUDED