com.xj.anylogic.engine
Class ActiveObjectIntegrationManager

java.lang.Object
  com.xj.anylogic.engine.ActiveObjectIntegrationManager

public class ActiveObjectIntegrationManager
extends java.lang.Object

This class solves a system of algebraic differential equations.

Author:

XJ Technologies Company Ltd. www.anylogic.com

Field Summary

int

ISTART

Constructor Summary

ActiveObjectIntegrationManager(int mathDiffEqCount, int mathAlgEqCount, int mathFormEqCount)
Constructor

Method Summary

int	doStep(ActiveObject ao, double currentTime, double TOUT, boolean initialConditionsSolving) Does integration step for the given active object
int	FEX(double T, double[] D, double[] A, double[] RD, double[] RA)
double	getATOL()
double	getHTOL()
double	getRTOL()
double	getTime() Returns current integration time
double	getTTOL()
void	setATOL(double atol)
void	setHTOL(double htol)
void	setRTOL(double rtol)
void	setTime(double time)
void	setTTOL(double ttol)
int	SOLOUT(double time, double[] y, double[] x)

Methods inherited from class java.lang.Object

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

Field Detail

ISTART

public int ISTART

Constructor Detail

ActiveObjectIntegrationManager

public ActiveObjectIntegrationManager(int mathDiffEqCount,
                                      int mathAlgEqCount,
                                      int mathFormEqCount)

Constructor

Parameters:

mathDiffEqCount - number of differential equations

mathAlgEqCount - number of algebraic equations

mathFormEqCount - number of formulas

Method Detail

FEX

public int FEX(double T,
               double[] D,
               double[] A,
               double[] RD,
               double[] RA)

SOLOUT

public int SOLOUT(double time,
                  double[] y,
                  double[] x)

getATOL

public double getATOL()

Returns:

Returns the aTOL.

getRTOL

public double getRTOL()

Returns:

Returns the rTOL.

getTTOL

public double getTTOL()

Returns:

Returns the tTOL.

getHTOL

public double getHTOL()

Returns:

Returns the hTOL.

setATOL

public void setATOL(double atol)

Parameters:

atol - the aTOL to set

setHTOL

public void setHTOL(double htol)

Parameters:

htol - the hTOL to set

setRTOL

public void setRTOL(double rtol)

Parameters:

rtol - the rTOL to set

setTTOL

public void setTTOL(double ttol)

Parameters:

ttol - the tTOL to set

doStep

public int doStep(ActiveObject ao,
                  double currentTime,
                  double TOUT,
                  boolean initialConditionsSolving)

Does integration step for the given active object

Parameters:

ao - reference to active object

currentTime - initial time

TOUT - final time

initialConditionsSolving - true if functions for initial conditions should be used

Returns:

state of operation (e.g. NumMethod.nmSuccess)

getTime

public double getTime()

Returns current integration time

setTime

public void setTime(double time)

Parameters:

time - the time to set