rlgamekit.fieldofview
Class Matrix

java.lang.Object
  rlgamekit.fieldofview.Matrix

public class Matrix
extends java.lang.Object

2D integer matrix class.

Field Summary

int	a
int	b
int	c
int	d

Constructor Summary

Matrix()

Matrix(int aa, int bb, int cc, int dd)

Method Summary

java.awt.Point	mult(java.awt.Point k) Matrix multiplication with 2D vector (aka Point)
int	multX(int kX, int kY) X component of multiplication (no object allocation)
int	multY(int kX, int kY) Y component of multiplication (no object allocation)

Methods inherited from class java.lang.Object

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

Field Detail

a

public int a

b

public int b

c

public int c

d

public int d

Constructor Detail

Matrix

public Matrix()

Matrix

public Matrix(int aa,
              int bb,
              int cc,
              int dd)

Method Detail

mult

public java.awt.Point mult(java.awt.Point k)

Matrix multiplication with 2D vector (aka Point)

Parameters:

k - The 2D vector to multiply with

Returns:

the new vector (a Point object).

multX

public int multX(int kX,
                 int kY)

X component of multiplication (no object allocation)

multY

public int multY(int kX,
                 int kY)

Y component of multiplication (no object allocation)