igeo

Class IPiecewiseFunction

java.lang.Object

igeo.IPiecewiseFunction

All Implemented Interfaces:

IFunction

Direct Known Subclasses:

IPiecewisePolynomialFunction

public class IPiecewiseFunction
extends java.lang.Object
implements IFunction

Implementation of piecewise function out of multiple IFunction.

Author:

Satoru Sugihara

Field Summary

Fields

Modifier and Type	Field and Description
double[]	domains
IFunction[]	functions

Constructor Summary

Constructors

Constructor and Description
IPiecewiseFunction()
IPiecewiseFunction(double[] dom)
IPiecewiseFunction(double[] dom, IFunction[] funcs)
IPiecewiseFunction(int numOfInterval)
IPiecewiseFunction(IPiecewiseFunction f)

Method Summary

Methods

Modifier and Type	Method and Description
IPiecewiseFunction	dup()
double	eval(double x)
int	getIndexOfDomain(double x)
static int	getIndexOfDomain(double x, double[] domains)
int	getNumberOfDomains()
void	init(double[] dom)
void	init(double[] dom, IFunction[] funcs)
void	init(int numOfInterval)
void	init(IPiecewiseFunction f)
double	lowerBoundOfDomain(int index)
void	setDomain(int idx, double dom)
void	setFunction(int idx, IFunction f)
double	upperBoundOfDomain(int index)

Methods inherited from class java.lang.Object

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

Field Detail

domains

public double[] domains

functions

public IFunction[] functions

Constructor Detail

IPiecewiseFunction

public IPiecewiseFunction(double[] dom,
                  IFunction[] funcs)

IPiecewiseFunction

public IPiecewiseFunction(int numOfInterval)

IPiecewiseFunction

public IPiecewiseFunction(double[] dom)

IPiecewiseFunction

public IPiecewiseFunction(IPiecewiseFunction f)

IPiecewiseFunction

public IPiecewiseFunction()

Method Detail

dup

public IPiecewiseFunction dup()

Specified by:

dup in interface IFunction

init

public void init(int numOfInterval)

init

public void init(double[] dom,
        IFunction[] funcs)

init

public void init(double[] dom)

init

public void init(IPiecewiseFunction f)

setDomain

public void setDomain(int idx,
             double dom)

setFunction

public void setFunction(int idx,
               IFunction f)

getNumberOfDomains

public int getNumberOfDomains()

getIndexOfDomain

public int getIndexOfDomain(double x)

getIndexOfDomain

public static int getIndexOfDomain(double x,
                   double[] domains)

upperBoundOfDomain

public double upperBoundOfDomain(int index)

lowerBoundOfDomain

public double lowerBoundOfDomain(int index)

eval

public double eval(double x)

Specified by:

eval in interface IFunction