org.fixbin.ddd
Class Matrix33

java.lang.Object
  org.fixbin.ddd.Matrix33

public class Matrix33

extends java.lang.Object

This is the special form of a 3x3 Matrix.

Field Summary

long[][]	mat
static Matrix33	unity

Constructor Summary

Matrix33()
Creates a new (default) instance of Matrix33

Matrix33(long mat00, long mat01, long mat02, long mat10, long mat11, long mat12, long mat20, long mat21, long mat22)
Creates a new instance of Matrix and allows to preset all matrix values

Method Summary

long	getValue(int row, int col) Returns the content of a field in the Matrix
void	rotateX(long angle) Rotate around X axis
void	rotateY(long angle) Rotate around Y axis
void	rotateZ(long angle) Rotate around Z axis
void	setValue(int row, int col, long value) Sets the content of a field in the Matrix

Methods inherited from class java.lang.Object

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

Field Detail

unity

public static Matrix33 unity

mat

public long[][] mat

Constructor Detail

Matrix33

public Matrix33()

Creates a new (default) instance of Matrix33

Matrix33

public Matrix33(long mat00,
                long mat01,
                long mat02,
                long mat10,
                long mat11,
                long mat12,
                long mat20,
                long mat21,
                long mat22)

Creates a new instance of Matrix and allows to preset all matrix values

Parameters:

mat00 - (long) the preset at row 0, col 0

mat01 - (long) the preset at row 0, col 1

mat02 - (long) the preset at row 0, col 2

mat10 - (long) the preset at row 1, col 0

mat11 - (long) the preset at row 1, col 1

mat12 - (long) the preset at row 1, col 2

mat20 - (long) the preset at row 2, col 0

mat21 - (long) the preset at row 2, col 1

mat22 - (long) the preset at row 2, col 2

Method Detail

getValue

public long getValue(int row,
                     int col)

Returns the content of a field in the Matrix

Parameters:

row - (int)

col - (int)

Returns:

the value at the position [row/col]

setValue

public void setValue(int row,
                     int col,
                     long value)

Sets the content of a field in the Matrix

Parameters:

row - (int)

col - (int)

value - (long)

rotateX

public void rotateX(long angle)
             throws java.lang.Exception

Rotate around X axis

Parameters:

angle - (long) the angle that should be rotated

Throws:

java.lang.Exception

rotateY

public void rotateY(long angle)
             throws java.lang.Exception

Rotate around Y axis

Parameters:

angle - (long) the angle that should be rotated

Throws:

java.lang.Exception

rotateZ

public void rotateZ(long angle)
             throws java.lang.Exception

Rotate around Z axis

Parameters:

angle - (long) the angle that should be rotated

Throws:

java.lang.Exception