This class defines the external potential that is used for Hamiltonian class. More...

Inheritance diagram for HarmonicPotential:

Public Member Functions
	HarmonicPotential (Lattice2D *grid, double omegax, double omegay, double mass=1., double mean_x=0., double mean_y=0.)

double	get_value (int x, int y)
	Return the value of the external potential at coordinate (x,y)

Public Member Functions inherited from Potential
	Potential (Lattice grid, char filename)

	Potential (Lattice grid, double external_pot=0)

	Potential (Lattice grid, double(potential_function)(double x, double y))

	Potential (Lattice grid, double(potential_function)(double x, double y, double t), int t=0)

virtual double	get_value (int x)
	Get the value at the coordinate x in a 1D model.

bool	update (double t)
	Update the potential matrix at time t.

Private Attributes
double	omegax

double	omegay
	Frequencies along x and y axis.

double	mass
	Mass of the particle.

double	mean_x

double	mean_y
	Minimum of the potential along x and y axis.

Additional Inherited Members
Public Attributes inherited from Potential
Lattice *	grid
	Object that defines the lattice structure.

double *	matrix
	Matrix storing the potential.

bool	updated_potential_matrix

Protected Attributes inherited from Potential
double	current_evolution_time
	Amount of time evolved since the beginning of the evolution.

double(*	static_potential )(double x, double y)
	Function of the static external potential.

double(*	evolving_potential )(double x, double y, double t)
	Function of the time-dependent external potential.

bool	self_init
	Whether the external potential matrix has been initialized from the Potential constructor or not.

bool	is_static
	Whether the external potential is static or time-dependent.

Detailed Description

This class defines the external potential that is used for Hamiltonian class.

This class is a child of Potential class.

Constructor & Destructor Documentation

HarmonicPotential::HarmonicPotential	(	Lattice2D *	grid,
		double	omegax,
		double	omegay,
		double	mass = `1.`,
		double	mean_x = `0.`,
		double	mean_y = `0.`
	)

Construct the harmonic external potential.

Parameters

[in]	grid	Lattice object.
[in]	omegax	Frequency along x axis.
[in]	omegay	Frequency along y axis.
[in]	mass	Mass of the particle.
[in]	mean_x	Minimum of the potential along x axis.
[in]	mean_y	Minimum of the potential along y axis.

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