| /* |
| [auto_generated] |
| libs/numeric/odeint/examples/bind_member_functions.hpp |
| |
| [begin_description] |
| tba. |
| [end_description] |
| |
| Copyright 2012 Karsten Ahnert |
| Copyright 2012 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) |
| */ |
| |
| #include <iostream> |
| #include <array> |
| #include <type_traits> |
| |
| #include <boost/numeric/odeint.hpp> |
| |
| namespace odeint = boost::numeric::odeint; |
| |
| |
| |
| typedef std::array< double , 3 > state_type; |
| |
| struct lorenz |
| { |
| void ode( const state_type &x , state_type &dxdt , double t ) const |
| { |
| const double sigma = 10.0; |
| const double R = 28.0; |
| const double b = 8.0 / 3.0; |
| |
| dxdt[0] = sigma * ( x[1] - x[0] ); |
| dxdt[1] = R * x[0] - x[1] - x[0] * x[2]; |
| dxdt[2] = -b * x[2] + x[0] * x[1]; |
| } |
| }; |
| |
| int main( int argc , char *argv[] ) |
| { |
| using namespace boost::numeric::odeint; |
| //[ bind_member_function_cpp11 |
| namespace pl = std::placeholders; |
| |
| state_type x = {{ 10.0 , 10.0 , 10.0 }}; |
| integrate_const( runge_kutta4< state_type >() , |
| std::bind( &lorenz::ode , lorenz() , pl::_1 , pl::_2 , pl::_3 ) , |
| x , 0.0 , 10.0 , 0.01 ); |
| //] |
| return 0; |
| } |
| |