com.powerdata.openpa.tools.matrix

Class FloatArrayMatrix

java.lang.Object

com.powerdata.openpa.tools.matrix.FloatArrayMatrix

All Implemented Interfaces:

FloatMatrix

public class FloatArrayMatrix
extends java.lang.Object
implements FloatMatrix

A simple array-backed matrix with floating-point values

Nested Class Summary

Nested classes/interfaces inherited from interface com.powerdata.openpa.tools.matrix.FloatMatrix

FloatMatrix.RowFunction

Constructor Summary

Constructors

Constructor and Description
FloatArrayMatrix()
FloatArrayMatrix(int nrow, int ncol)

Method Summary

Modifier and Type	Method and Description
void	addInPlace(int row, int column, float value) Add a value in place
int	getColumnCount() Return the number of columns in the matrix
int	getRowCount() Return the number of rows in the matrix.
float	getValue(int row, int column) Get a value
void	multInPlace(int row, int column, float value) Multiply a value in place
void	setSize(int nrow, int ncol)
void	setValue(int row, int column, float value) Set a value

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.powerdata.openpa.tools.matrix.FloatMatrix

backwardSubstitution, divInPlace, rotateGivens, subInPlace, wrap

Constructor Detail

FloatArrayMatrix

public FloatArrayMatrix(int nrow,
                        int ncol)

FloatArrayMatrix

public FloatArrayMatrix()

Method Detail

setSize

public void setSize(int nrow,
                    int ncol)

getRowCount

public int getRowCount()

Description copied from interface: FloatMatrix

Return the number of rows in the matrix.

Specified by:

getRowCount in interface FloatMatrix

Returns:

Number of matrix rows

getColumnCount

public int getColumnCount()

Description copied from interface: FloatMatrix

Return the number of columns in the matrix

Specified by:

getColumnCount in interface FloatMatrix

Returns:

Number of matrix columns

setValue

public void setValue(int row,
                     int column,
                     float value)

Description copied from interface: FloatMatrix

Set a value

Specified by:

setValue in interface FloatMatrix

Parameters:

row - location of new value

column - location of new value

value - value to store

getValue

public float getValue(int row,
                      int column)

Description copied from interface: FloatMatrix

Get a value

Specified by:

getValue in interface FloatMatrix

Parameters:

row - location of new value

column - location of new value

Returns:

value stored at given location

addInPlace

public void addInPlace(int row,
                       int column,
                       float value)

Description copied from interface: FloatMatrix

Add a value in place

Specified by:

addInPlace in interface FloatMatrix

Parameters:

row - location of updated value

column - location of updated value

value - to add at given location

multInPlace

public void multInPlace(int row,
                        int column,
                        float value)

Description copied from interface: FloatMatrix

Multiply a value in place

Specified by:

multInPlace in interface FloatMatrix

Parameters:

row - location of updated value

column - location of updated value

value - to multiply at given location