All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addListener(ForceFieldChangeListener listener)`
`double[]`	`getCurrentPositions()`
`double`	`getTotalEnergy()`
`double`	`getTotalEnergy(double[] pos)`
`void`	`interrupt()`
`int`	`minimise()`
`void`	`setFixedAtoms(int[] atoms)`
`double`	`updateGradient()`	updates the gradient of the ForceField and returns the gradient scale
`void`	`zeroGradient()`	zeroes out gradient for fixed atoms

double getTotalEnergy(double[] pos)

void addListener(ForceFieldChangeListener listener)

Interface ForceField