org.jcae.mesh.amibe.metrics
Class Matrix2D

java.lang.Object
  org.jcae.mesh.amibe.metrics.Matrix2D

public class Matrix2D
extends java.lang.Object

General 2D matrix.

Field Summary

double[][]

data

Constructor Summary

Matrix2D()
Create a Matrix2D instance and set it to the identity matrix.

Matrix2D(double Axx, double Axy, double Ayx, double Ayy)
Create a Matrix2D instance with the given coefficients.

Method Summary

double	det() Return the determinant of this matrix.
protected Matrix2D	intersection(Matrix2D B) Computes the intersection of 2 metrics.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

data

public double[][] data

Constructor Detail

Matrix2D

public Matrix2D()

Create a Matrix2D instance and set it to the identity matrix.

Matrix2D

public Matrix2D(double Axx,
                double Axy,
                double Ayx,
                double Ayy)

Create a Matrix2D instance with the given coefficients.

Parameters:

Axx - Axx coefficient

Axy - Axy coefficient

Ayx - Ayx coefficient

Ayy - Ayy coefficient

Method Detail

det

public double det()

Return the determinant of this matrix.

Returns:

the determinant of this matrix.

intersection

protected Matrix2D intersection(Matrix2D B)

Computes the intersection of 2 metrics.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object