uchicago.src.collection
Class DoubleMatrix

java.lang.Object
  |
  +--uchicago.src.collection.DoubleMatrix

All Implemented Interfaces:

BaseMatrix

public class DoubleMatrix

extends Object

implements BaseMatrix

DoubleMatrix: a matrix of doubles (and any other number).

Constructor Summary

DoubleMatrix(int sizeX, int sizeY)
Constructs a matrix of the specified size, initializing the matrix cells to 0.

DoubleMatrix(int sizeX, int sizeY, double[] matrix)
Constructs a matrix of the specified size, initializing the matrix cells to the values in matrix.

Method Summary

DoubleMatrix	copyMatrix()
void	copyMatrixTo(DoubleMatrix dm) Copies the double[] in this DoubleMatrix to the specified double matrix.
Object	get(int index)
Object	get(int col, int row)
double[]	getData()
double	getDoubleAt(int x, int y)
int	getNumCols()
int	getNumRows()
int	getSizeX()
int	getSizeY()
void	initialize(double value) Fills the matrix with the passed in value
void	printToFile(String fileName)
void	put(int col, int row, Object obj)
void	put(int index, Object obj)
void	putDoubleAt(int x, int y, double value)
Object	remove(int index)
Object	remove(int col, int row)
double	removeDouble(int col, int row) Removes the value and the specified column and row, leaving 0 in in its place.
int	size()
void	trim()

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleMatrix

public DoubleMatrix(int sizeX,
                    int sizeY)

Constructs a matrix of the specified size, initializing the matrix cells to 0.

DoubleMatrix

public DoubleMatrix(int sizeX,
                    int sizeY,
                    double[] matrix)

Constructs a matrix of the specified size, initializing the matrix cells to the values in matrix.

Method Detail

getDoubleAt

public double getDoubleAt(int x,
                          int y)

putDoubleAt

public void putDoubleAt(int x,
                        int y,
                        double value)

copyMatrix

public DoubleMatrix copyMatrix()

copyMatrixTo

public void copyMatrixTo(DoubleMatrix dm)

Copies the double[] in this DoubleMatrix to the specified double matrix.

getSizeX

public int getSizeX()

getSizeY

public int getSizeY()

initialize

public void initialize(double value)

Fills the matrix with the passed in value

Parameters:

value - the value to fill the matrix with.

get

public Object get(int index)

get

public Object get(int col,
                  int row)

Specified by:

get in interface BaseMatrix

put

public void put(int index,
                Object obj)

put

public void put(int col,
                int row,
                Object obj)

Specified by:

put in interface BaseMatrix

remove

public Object remove(int col,
                     int row)

Specified by:

remove in interface BaseMatrix

remove

public Object remove(int index)

removeDouble

public double removeDouble(int col,
                           int row)

Removes the value and the specified column and row, leaving 0 in in its place.

size

public int size()

Specified by:

size in interface BaseMatrix

getNumRows

public int getNumRows()

Specified by:

getNumRows in interface BaseMatrix

getNumCols

public int getNumCols()

Specified by:

getNumCols in interface BaseMatrix

getData

public double[] getData()

trim

public void trim()

Specified by:

trim in interface BaseMatrix

printToFile

public void printToFile(String fileName)