com.interpss.common.func

Interface ILookupTable

All Known Implementing Classes:

LookupTableImpl

public interface ILookupTable

Interface for lookup table implementation

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	ILookupTable.Type table data type

Method Summary

Modifier and Type	Method and Description
void	addPoint(Point p) Add a data point.
double	getDydx(double x) Get dy/dx.
double[]	getMax(double startX) starting from the point x, find [x, y] such that f(x) = max.
double	getY(double x) Get y = f(x)
void	setData(double[] xAry, double[] yAry) Set data points, assuming xAry and yAry have the same dimension
void	setData(java.util.List<Vector_xy> list) Constructor.
void	setData(java.util.List<Vector_xy> list, boolean inverse) Constructor.

Method Detail

addPoint

void addPoint(Point p)
       throws InterpssException

Add a data point. Only applies to LinearLine type

Parameters:

p - data point (x, y)

Throws:

InterpssException

setData

void setData(double[] xAry,
             double[] yAry)
      throws InterpssException

Set data points, assuming xAry and yAry have the same dimension

Parameters:

xAry -

yAry -

Throws:

InterpssException

setData

void setData(java.util.List<Vector_xy> list,
             boolean inverse)
      throws InterpssException

Constructor. If inverse = true. the position of (x,y) is switched

Parameters:

list -

inverse -

Throws:

InterpssException

setData

void setData(java.util.List<Vector_xy> list)
      throws InterpssException

Constructor. If inverse = true. the position of (x,y) is switched

Parameters:

list -

Throws:

InterpssException

getY

double getY(double x)
     throws InterpssException

Get y = f(x)

Parameters:

x - x value

Returns:

y value

Throws:

InterpssException

getDydx

double getDydx(double x)
        throws InterpssException

Get dy/dx. Only applies to SplineCurve type

Parameters:

x - x value

Returns:

dy/dx value

Throws:

InterpssException

getMax

double[] getMax(double startX)
         throws InterpssException

starting from the point x, find [x, y] such that f(x) = max. Only applies to SplineCurve type

Parameters:

startX - the start point for search

Returns:

[x, y] as [0] and [1]

Throws:

InterpssException