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			Plaintext
		
	
	
	
	
	
		
		
			
		
	
	
			194 lines
		
	
	
		
			8.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | 
 | ||
|  | /* | ||
|  |  [auto_generated] | ||
|  |  boost/numeric/odeint/iterator/times_time_iterator.hpp | ||
|  | 
 | ||
|  |  [begin_description] | ||
|  |  Iterator for iterating through the solution of an ODE with oscillator calls at times from a given sequence. | ||
|  |  The dereferenced type contains also the time. | ||
|  |  [end_description] | ||
|  | 
 | ||
|  |  Copyright 2009-2013 Karsten Ahnert | ||
|  |  Copyright 2009-2013 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_ITERATOR_TIMES_TIME_ITERATOR_HPP_INCLUDED | ||
|  | #define BOOST_NUMERIC_ODEINT_ITERATOR_TIMES_TIME_ITERATOR_HPP_INCLUDED | ||
|  | 
 | ||
|  | 
 | ||
|  | #include <boost/numeric/odeint/util/stepper_traits.hpp> | ||
|  | #include <boost/numeric/odeint/stepper/stepper_categories.hpp> | ||
|  | #include <boost/numeric/odeint/iterator/detail/ode_iterator_base.hpp> | ||
|  | #include <boost/numeric/odeint/iterator/impl/times_iterator_impl.hpp> | ||
|  | 
 | ||
|  | 
 | ||
|  | namespace boost { | ||
|  | namespace numeric { | ||
|  | namespace odeint { | ||
|  | 
 | ||
|  | 
 | ||
|  |     /* use the times_iterator_impl with the right tags */ | ||
|  |     template< class Stepper , class System , class State , class TimeIterator | ||
|  | #ifndef DOXYGEN_SKIP | ||
|  |         , class StepperTag = typename base_tag< typename traits::stepper_category< Stepper >::type >::type | ||
|  | #endif | ||
|  |     > | ||
|  |     class times_time_iterator : public times_iterator_impl< | ||
|  |             times_time_iterator< Stepper , System , State , TimeIterator , StepperTag > , | ||
|  |             Stepper , System , State , TimeIterator , detail::ode_state_time_iterator_tag , StepperTag | ||
|  |         > | ||
|  |     { | ||
|  |         typedef typename traits::time_type< Stepper >::type time_type; | ||
|  |         typedef times_time_iterator< Stepper , System , State , TimeIterator , StepperTag > iterator_type; | ||
|  | 
 | ||
|  |     public: | ||
|  |         times_time_iterator( Stepper stepper , System sys , State &s , | ||
|  |                         TimeIterator t_start , TimeIterator t_end , time_type dt ) | ||
|  |             : times_iterator_impl< iterator_type , Stepper , System , State , TimeIterator, detail::ode_state_time_iterator_tag , StepperTag >( stepper , sys , s , t_start , t_end , dt ) | ||
|  |         {} | ||
|  | 
 | ||
|  |         times_time_iterator( Stepper stepper , System sys , State &s ) | ||
|  |             : times_iterator_impl< iterator_type , Stepper , System , State , TimeIterator , detail::ode_state_time_iterator_tag , StepperTag >( stepper , sys , s ) | ||
|  |         {} | ||
|  |     }; | ||
|  | 
 | ||
|  |     /* make functions */ | ||
|  | 
 | ||
|  |     template< class Stepper , class System , class State , class TimeIterator > | ||
|  |     times_time_iterator< Stepper , System, State , TimeIterator > make_times_time_iterator_begin( | ||
|  |         Stepper stepper , | ||
|  |         System system ,  | ||
|  |         State &x , | ||
|  |         TimeIterator t_start , | ||
|  |         TimeIterator t_end , | ||
|  |         typename traits::time_type< Stepper >::type dt ) | ||
|  |     { | ||
|  |         return times_time_iterator< Stepper , System , State , TimeIterator >( stepper , system , x , t_start , t_end , dt ); | ||
|  |     } | ||
|  | 
 | ||
|  |     // ToDo: requires to specifically provide the TimeIterator template parameter, can this be improved? | ||
|  |     template< class TimeIterator , class Stepper , class System , class State > | ||
|  |     times_time_iterator< Stepper , System , State , TimeIterator > make_times_time_iterator_end( | ||
|  |         Stepper stepper , | ||
|  |         System system ,  | ||
|  |         State &x ) | ||
|  |         //TimeIterator t_end ) | ||
|  |     { | ||
|  |         return times_time_iterator< Stepper , System , State , TimeIterator >( stepper , system , x ); | ||
|  |     } | ||
|  | 
 | ||
|  |     template< class Stepper , class System , class State , class TimeIterator > | ||
|  |     std::pair< times_time_iterator< Stepper , System , State , TimeIterator > , | ||
|  |                times_time_iterator< Stepper , System , State , TimeIterator > > | ||
|  |     make_times_time_range( | ||
|  |         Stepper stepper , | ||
|  |         System system ,  | ||
|  |         State &x , | ||
|  |         TimeIterator t_start , | ||
|  |         TimeIterator t_end , | ||
|  |         typename traits::time_type< Stepper >::type dt ) | ||
|  |     { | ||
|  |         return std::make_pair( | ||
|  |             times_time_iterator< Stepper , System , State , TimeIterator >( stepper , system , x , t_start , t_end , dt ) , | ||
|  |             times_time_iterator< Stepper , System , State , TimeIterator >( stepper , system , x ) | ||
|  |             ); | ||
|  |     } | ||
|  | 
 | ||
|  | 
 | ||
|  | 
 | ||
|  | 
 | ||
|  | 
 | ||
|  |     /** | ||
|  |      * \class times_time_iterator | ||
|  |      * | ||
|  |      * \brief ODE Iterator with given evaluation points. The value type of this iterator is a std::pair containing state and time. | ||
|  |      * | ||
|  |      * Implements an iterator representing the solution of an ODE from *t_start | ||
|  |      * to *t_end evaluated at time points given by the sequence t_start to t_end. | ||
|  |      * t_start and t_end are iterators representing a sequence of time points | ||
|  |      * where the solution of the ODE should be evaluated. | ||
|  |      * After each iteration the iterator dereferences to a pair with the state | ||
|  |      * and the time at the next evaluation point *t_start++ until t_end is reached. | ||
|  |      * This iterator can be used with Steppers, ControlledSteppers and | ||
|  |      * DenseOutputSteppers and it always makes use of the all the given steppers | ||
|  |      * capabilities. A for_each over such an iterator range behaves similar to | ||
|  |      * the integrate_times routine. | ||
|  |      * | ||
|  |      * times_time_iterator is a model of single-pass iterator. | ||
|  |      * | ||
|  |      * The value type of this iterator is a pair of state and time type. | ||
|  |      * | ||
|  |      * \tparam Stepper The stepper type which should be used during the iteration. | ||
|  |      * \tparam System The type of the system function (ODE) which should be solved. | ||
|  |      * \tparam State The state type of the ODE. | ||
|  |      * \tparam TimeIterator The iterator type for the sequence of time points. | ||
|  |      */ | ||
|  | 
 | ||
|  | 
 | ||
|  | 
 | ||
|  |     /** | ||
|  |      * \fn make_times_time_iterator_begin( Stepper stepper , | ||
|  |         System system , | ||
|  |         State &x , | ||
|  |         TimeIterator t_start , | ||
|  |         TimeIterator t_end , | ||
|  |         typename traits::time_type< Stepper >::type dt ) | ||
|  |      * | ||
|  |      * \brief Factory function for times_time_iterator. Constructs a begin iterator. | ||
|  |      * | ||
|  |      * \param stepper The stepper to use during the iteration. | ||
|  |      * \param system The system function (ODE) to solve. | ||
|  |      * \param x The initial state. const_step_iterator stores a reference of s and changes its value during the iteration. | ||
|  |      * \param t_start Begin iterator of the sequence of evaluation time points. | ||
|  |      * \param t_end End iterator of the sequence of evaluation time points. | ||
|  |      * \param dt The initial time step. | ||
|  |      * \returns The times_time iterator. | ||
|  |      */ | ||
|  | 
 | ||
|  | 
 | ||
|  |     /** | ||
|  |      * \fn make_times_time_iterator_end( Stepper stepper , System system , State &x ) | ||
|  |      * \brief Factory function for times_time_iterator. Constructs an end iterator. | ||
|  |      * | ||
|  |      * \tparam TimesIterator The iterator type of the time sequence, must be specifically provided. | ||
|  |      * | ||
|  |      * \param stepper The stepper to use during the iteration. | ||
|  |      * \param system The system function (ODE) to solve. | ||
|  |      * \param x The initial state. const_step_iterator stores a reference of s and changes its value during the iteration. | ||
|  |      * \returns The times_time iterator. | ||
|  |      * | ||
|  |      * This function needs the TimeIterator type specifically defined as a | ||
|  |      * template parameter. | ||
|  |      */ | ||
|  | 
 | ||
|  | 
 | ||
|  |     /** | ||
|  |      * \fn make_times_time_range( Stepper stepper , System system , State &x , | ||
|  |         TimeIterator t_start , | ||
|  |         TimeIterator t_end , | ||
|  |         typename traits::time_type< Stepper >::type dt ) | ||
|  |      * | ||
|  |      * \brief Factory function to construct a single pass range of times_time iterators. A range is here a pair | ||
|  |      * of times_iterator. | ||
|  |      * | ||
|  |      * \param stepper The stepper to use during the iteration. | ||
|  |      * \param system The system function (ODE) to solve. | ||
|  |      * \param x The initial state. const_step_iterator store a reference of s and changes its value during the iteration. | ||
|  |      * \param t_start Begin iterator of the sequence of evaluation time points. | ||
|  |      * \param t_end End iterator of the sequence of evaluation time points. | ||
|  |      * \param dt The initial time step. | ||
|  |      * \returns The times_time iterator range. | ||
|  |      */ | ||
|  | 
 | ||
|  | 
 | ||
|  | } // namespace odeint | ||
|  | } // namespace numeric | ||
|  | } // namespace boost | ||
|  | 
 | ||
|  | #endif // BOOST_NUMERIC_ODEINT_ITERATOR_TIMES_TIME_ITERATOR_HPP_INCLUDED |