Package org.opensourcephysics.display2d

Class Util2D

java.lang.Object

org.opensourcephysics.display2d.Util2D

public class Util2D
extends java.lang.Object

Utility class for two dimensional visualizations.

Method Summary

Modifier and Type	Method	Description
static GridPointData	divergence(GridPointData input, double multiplier)	Calculates the divergence of a 2d vector field and multiplies the divergence by a constant.
static GridPointData	gradient(GridPointData input, double multiplier)	Calculates the gradient of a 2d scalar field and multiplies the gradient by a constant.
static GridPointData	laplacian(GridPointData input, double multiplier)	Calculates the Laplacian of a 2d scalar field.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

laplacian

public static GridPointData laplacian(GridPointData input,
                                      double multiplier)

Calculates the Laplacian of a 2d scalar field.

Parameters:

input -

multiplier -

Returns:

GridPointData

divergence

public static GridPointData divergence(GridPointData input,
                                       double multiplier)

Calculates the divergence of a 2d vector field and multiplies the divergence by a constant.

Parameters:

input -

multiplier -

Returns:

GridPointData

gradient

public static GridPointData gradient(GridPointData input,
                                     double multiplier)

Calculates the gradient of a 2d scalar field and multiplies the gradient by a constant.

Parameters:

input -

multiplier -

Returns:

GridPointData