trick/include/trick/NL2_Integrator.hh
Alex Lin 314e962edf Ignore privacy
Removed the requirement of passing flags throughout ICG indicating if we are
in an inherited class or not.  Removed the init_attr friends throughout
Trick core headers.
2016-04-13 16:07:15 -05:00

107 lines
2.5 KiB
C++

/*******************************************************************************
Purpose:
(Define class NL2_Integrator.)
Programmers:
(((David Hammen) (Odyssey) (July 2012) (JEOD_2.2 #462)
(Joint /JEOD integration framework)))
*******************************************************************************/
#ifndef NL2_INTEGRATOR_HH
#define NL2_INTEGRATOR_HH
#ifdef USE_ER7_UTILS_INTEGRATORS
#include "er7_utils/integration/nl2/include/nl2_integrator_constructor.hh"
#include "er7_utils/trick/integration/include/second_order_ode_integrator.hh"
namespace Trick {
/**
* Helper class for NL2_Integrator
*/
class NL2_IntegratorHelper {
protected:
er7_utils::NystromLear2IntegratorConstructor
helper_integ_constructor; /* --
The integrator constructor associated with NL2 integration. */
};
/**
* Integrator using second order Nystrom-Lear.
*/
class NL2_Integrator :
protected NL2_IntegratorHelper,
public er7_utils::TrickSecondOrderOdeIntegrator {
public:
/** Default constructor, needed by the MemoryManager. */
NL2_Integrator () {}
/** Copy constructor, needed for backwards compatibility. */
NL2_Integrator (const NL2_Integrator & src)
:
NL2_IntegratorHelper (src),
TrickSecondOrderOdeIntegrator (src, helper_integ_constructor)
{}
/** Non-default constructor, needed by getIntegrator. */
NL2_Integrator (int state_size, double delta_t)
:
NL2_IntegratorHelper (),
TrickSecondOrderOdeIntegrator (
helper_integ_constructor, state_size, delta_t)
{}
/** Assignment operator. */
NL2_Integrator & operator= (NL2_Integrator src)
{
helper_integ_constructor = src.helper_integ_constructor;
TrickSecondOrderOdeIntegrator::swap (src);
return *this;
}
/** Destructor. */
virtual ~NL2_Integrator() {}
virtual Integrator_type get_Integrator_type() { return Nystrom_Lear_2; }
};
}
#else
#include "trick/Integrator.hh"
/**
PURPOSE: (Integrator using Nystrom Lear 2 method.)
*/
namespace Trick {
/** Integrator using Nystrom Lear 2 method.
*/
class NL2_Integrator : public Integrator {
public:
/** Default Constructor. This must remain public so the MM can create these. */
NL2_Integrator() {};
NL2_Integrator( int State_size, double Dt);
virtual ~NL2_Integrator();
void initialize( int State_size, double Dt);
int integrate();
void set_first_step_deriv(bool first_step);
Integrator_type get_Integrator_type() { return(Nystrom_Lear_2); } ;
};
}
#endif
#endif