ParM  parm
A molecular dynamics library
Public Member Functions | Protected Attributes | List of all members
CollectionRK4 Class Reference

#include <collection.hpp>

Inheritance diagram for CollectionRK4:
Collection

Public Member Functions

 CollectionRK4 (sptr< Box > box, sptr< AtomGroup > ratoms, const flt dt, vector< sptr< Interaction > > interactions=vector< sptr< Interaction > >(), vector< sptr< StateTracker > > trackers=vector< sptr< StateTracker > >(), vector< sptr< Constraint > > constraints=vector< sptr< Constraint > >())
 
void timestep ()
 Take one step forward in time. More...
 
void set_dt (flt newdt)
 
- Public Member Functions inherited from Collection
 Collection (sptr< Box > box, sptr< AtomGroup > atoms, vector< sptr< Interaction > > interactions=vector< sptr< Interaction > >(), vector< sptr< StateTracker > > trackers=vector< sptr< StateTracker > >(), vector< sptr< Constraint > > constraints=vector< sptr< Constraint > >(), bool should_initialize=true)
 
virtual void initialize ()
 
virtual void set_forces (bool constraints_and_a=true)
 Set forces. More...
 
flt degrees_of_freedom ()
 Total degrees of freedom. More...
 
flt potential_energy ()
 
flt energy ()
 Total energy, including both potential and kinetic_energy. More...
 
virtual flt temp (bool minuscomv=true)
 
virtual flt kinetic_energy ()
 
virtual flt virial ()
 
virtual flt pressure ()
 Returns (1/d V) Σ ri dot fi where d is number of dimensions note that Interaction->pressure just returns Σ ri dot fi. More...
 
sptr< Boxget_box ()
 
Vec com ()
 
Vec com_velocity ()
 
Vec angular_momentum (const Vec &loc)
 Shortcut to AtomGroup method of the same name. More...
 
Vec angular_momentum ()
 Shortcut to AtomGroup method of the same name. More...
 
flt gyradius ()
 
virtual ~Collection ()
 
void reset_com_velocity ()
 Shortcut to AtomGroup method of the same name. More...
 
void reset_L ()
 Shortcut to AtomGroup method of the same name. More...
 
void scale_velocities (flt scaleby)
 Scale all velocities by a factor. More...
 
void scale_velocities_to_temp (flt T, bool minuscomv=true)
 Scale all velocities to get to a specific temperature. More...
 
void scale_velocities_to_energy (flt E)
 Scale all velocities to get to a specific total energy. More...
 
void add_interaction (sptr< Interaction > inter)
 
void add_tracker (sptr< StateTracker > track)
 
void add_constraint (sptr< Constraint > c)
 
void add (sptr< Interaction > a)
 
void add (sptr< StateTracker > a)
 
void add (sptr< Constraint > a)
 
vector< sptr< Interaction > > get_interactions ()
 

Protected Attributes

flt dt
 
vector< RK4datadata
 
- Protected Attributes inherited from Collection
sptr< Boxbox
 
sptr< AtomGroupatoms
 
vector< sptr< Interaction > > interactions
 
vector< sptr< StateTracker > > trackers
 
vector< sptr< Constraint > > constraints
 

Additional Inherited Members

- Protected Member Functions inherited from Collection
void update_trackers ()
 To be called immediately after setting particle positions and velocities; lets StateTracker instances stay updated automatically. More...
 
void update_constraint_positions ()
 To be called approximately after forces have been set. More...
 
void update_constraint_velocities ()
 
void update_constraint_forces ()
 
virtual flt set_forces_get_pressure (bool constraints_and_a=true)
 

Constructor & Destructor Documentation

CollectionRK4::CollectionRK4 ( sptr< Box box,
sptr< AtomGroup ratoms,
const flt  dt,
vector< sptr< Interaction > >  interactions = vector<sptr<Interaction> >(),
vector< sptr< StateTracker > >  trackers = vector<sptr<StateTracker> >(),
vector< sptr< Constraint > >  constraints = vector<sptr<Constraint> >() 
)
inline

Member Function Documentation

void CollectionRK4::set_dt ( flt  newdt)
inline
void CollectionRK4::timestep ( )
virtual

Take one step forward in time.

Implements Collection.

Member Data Documentation

vector<RK4data> CollectionRK4::data
protected
flt CollectionRK4::dt
protected

The documentation for this class was generated from the following files: