de.gsi.math.functions

Class EllipseFunction

java.lang.Object

de.gsi.math.functions.AbstractFunction

de.gsi.math.functions.EllipseFunction

All Implemented Interfaces:

Function, FunctionND

public class EllipseFunction
extends AbstractFunction
implements FunctionND

Field Summary

Fields inherited from class de.gsi.math.functions.AbstractFunction

fparameter, fparameterCopy, fparameterFixed, fparameterMax, fparameterMin, fparameterName, isFitterMode

Constructor Summary

Constructors

Constructor and Description
EllipseFunction(String name, int nparm)

Method Summary

Modifier and Type	Method and Description
static List<DoublePoint>	calculateEllipse(double centerX, double centerY, double halfAxisA, double halfAxisB, double angle, double steps)
String	getID()
int	getInputDimension()
int	getOutputDimension()
double[]	getValue(double[] x)
double	getValue(double[] x, int i)

Methods inherited from class de.gsi.math.functions.AbstractFunction

addFunction, addListener, clearParameterValues, fixParameter, getFreeParameterCount, getFunctions, getName, getParameterCount, getParameterName, getParameterRangeMaximum, getParameterRangeMinimum, getParameterValue, getParameterValues, invokeListener, isFitterMode, isParameterFixed, printParameters, printParameters, removeFunction, removeListener, setFitterMode, setParameterCount, setParameterName, setParameterRange, setParameterValue, setParameterValues

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.gsi.math.functions.Function

clearParameterValues, fixParameter, getFreeParameterCount, getName, getParameterCount, getParameterName, getParameterRangeMaximum, getParameterRangeMinimum, getParameterValue, isFitterMode, isParameterFixed, setFitterMode, setParameterCount, setParameterName, setParameterRange, setParameterValue, setParameterValues

Constructor Detail

EllipseFunction

public EllipseFunction(String name,
                       int nparm)

Method Detail

getID

public String getID()

Specified by:

getID in interface Function

Overrides:

getID in class AbstractFunction

Returns:

unique function ID

getInputDimension

public int getInputDimension()

Specified by:

getInputDimension in interface Function

Returns:

the input dimension of the function

getOutputDimension

public int getOutputDimension()

Specified by:

getOutputDimension in interface Function

Returns:

the output dimension of the function

getValue

public double[] getValue(double[] x)

Specified by:

getValue in interface FunctionND

Parameters:

x - input parameter array

Returns:

array of function values

getValue

public double getValue(double[] x,
                       int i)

Specified by:

getValue in interface FunctionND

Parameters:

x - input parameter array

i - output index

Returns:

value of function

calculateEllipse

public static List<DoublePoint> calculateEllipse(double centerX,
                                                 double centerY,
                                                 double halfAxisA,
                                                 double halfAxisB,
                                                 double angle,
                                                 double steps)