org.gicentre.utils.network.traer.physics
Class SettlingRungeKuttaIntegrator
java.lang.Object
org.gicentre.utils.network.traer.physics.Integrator
org.gicentre.utils.network.traer.physics.RungeKuttaIntegrator
org.gicentre.utils.network.traer.physics.SettlingRungeKuttaIntegrator
public class SettlingRungeKuttaIntegrator
- extends RungeKuttaIntegrator
Class capable of performing a settling Runge Kutta integration. Compared to the
Euler integrators this one is slower but is more stable. This version can be forced to
stabalise after a given settling period.
- Author:
- Carl Pearson, Jeffrey Traer Bernstein and minor modifications by Jo Wood.
Fields inherited from class org.gicentre.utils.network.traer.physics.Integrator |
s |
Method Summary |
protected Function<Particle,?> |
updater(java.util.Map<Particle,Vector3D> k1Forces,
java.util.Map<Particle,Vector3D> k1Velocities,
java.util.Map<Particle,Vector3D> k2Forces,
java.util.Map<Particle,Vector3D> k2Velocities,
java.util.Map<Particle,Vector3D> k3Forces,
java.util.Map<Particle,Vector3D> k3Velocities,
java.util.Map<Particle,Vector3D> k4Forces,
java.util.Map<Particle,Vector3D> k4Velocities,
java.util.Map<Particle,Vector3D> originalPositions,
java.util.Map<Particle,Vector3D> originalVelocities,
float deltaT)
Provides the function that updates the particles in the system. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
DEFAULT_SETTLING_AGE
public static final int DEFAULT_SETTLING_AGE
- See Also:
- Constant Field Values
SettlingRungeKuttaIntegrator
public SettlingRungeKuttaIntegrator(ParticleSystem s,
int settlingAge)
- Creates the integrator to be applied to the given particle system with the given settling age.
- Parameters:
s
- Particle system to be associated with this integrator.settlingAge
- Age in timestep units over which the system is to stabalise.
SettlingRungeKuttaIntegrator
public SettlingRungeKuttaIntegrator(ParticleSystem s)
- Sets up the integrator to be used by the given particle system.
- Parameters:
s
- Particle system upon which to perform the integration.
updater
protected Function<Particle,?> updater(java.util.Map<Particle,Vector3D> k1Forces,
java.util.Map<Particle,Vector3D> k1Velocities,
java.util.Map<Particle,Vector3D> k2Forces,
java.util.Map<Particle,Vector3D> k2Velocities,
java.util.Map<Particle,Vector3D> k3Forces,
java.util.Map<Particle,Vector3D> k3Velocities,
java.util.Map<Particle,Vector3D> k4Forces,
java.util.Map<Particle,Vector3D> k4Velocities,
java.util.Map<Particle,Vector3D> originalPositions,
java.util.Map<Particle,Vector3D> originalVelocities,
float deltaT)
- Provides the function that updates the particles in the system.
- Overrides:
updater
in class RungeKuttaIntegrator
- Parameters:
k1Forces
- k1Velocities
- k2Forces
- k2Velocities
- k3Forces
- k3Velocities
- k4Forces
- k4Velocities
- originalPositions
- originalVelocities
- deltaT
-
- Returns:
- Function that updates the particle positions.
giCentre Utilities V.3.3, API documentation generated 6th April, 2013