Matrix2 Class Reference

2x2 Matrix class More...

#include <matrix3.h>

List of all members.

Public Member Functions
double	determinant ()
	Determinant of matrix.
void	identity ()
	Set Matrix to Identity Matrix.
Matrix2	invert ()
	Invert a matrix.
	Matrix2 ()
	Constructor Initialising to Identity Matrix.
	Matrix2 (const Matrix2 &m)
	Copy Constructor.
double &	operator() (int r, int c)
	Element Access.
Matrix2	operator* (const Matrix2 &m)
	Matrix Multiplication.
Vector2	operator* (const Vector2 &v)
	Matrix Vector multiplication.
Matrix2	operator* (double v)
	Scalar matrix multiplication.
Matrix2 &	operator*= (double v)
	Scalar matrix multiplication and output into itself.
Matrix2 &	operator+= (const Matrix2 &m)
	Matrix Addition and output into itself.
Matrix2 &	operator+= (double v)
	Add scalar to every matrix element and output into itself.
Matrix2 &	operator= (const Matrix2 &m)
	Copy Matrix values from new matrix.
Matrix2 &	operator= (double v)
	Set all Matrix Elements to scalar value.
Vector2 &	operator[] (int idx)
	Row Element Access.
Vector2	operator[] (int idx) const
	Row Element Access.
Public Attributes
Vector2	x [2]
	Storage for 2 x 2 Matrix.
Friends
std::ostream &	operator<< (std::ostream &os, const Matrix2 &m)
	Print out matrix.

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Detailed Description

2x2 Matrix class

Definition at line 234 of file matrix3.h.

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Constructor & Destructor Documentation

Matrix2::Matrix2

(

)

[inline]

Constructor Initialising to Identity Matrix.

Definition at line 240 of file matrix3.h.

Matrix2::Matrix2

(

const Matrix2 &

m

)

[inline]

Copy Constructor.

Parameters:

m	2x2 Matrix

Definition at line 247 of file matrix3.h.

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Member Function Documentation

double Matrix2::determinant

(

)

[inline]

Determinant of matrix.

Returns:

Determinant

Definition at line 294 of file matrix3.h.

void Matrix2::identity

(

)

[inline]

Set Matrix to Identity Matrix.

Definition at line 262 of file matrix3.h.

Matrix2 Matrix2::invert

(

)

[inline]

Invert a matrix.

Returns:

Inverted Matrix

Definition at line 300 of file matrix3.h.

double& Matrix2::operator()	(	int	r,
		int	c
	)		[inline]

Element Access.

Parameters:

r	row index
c	column index

Returns:

element value

Definition at line 288 of file matrix3.h.

Matrix2 Matrix2::operator*

(

const Matrix2 &

m

)

[inline]

Matrix Multiplication.

Parameters:

m	Matrix to be multiplied with

Returns:

Result Matrix

Definition at line 316 of file matrix3.h.

Vector2 Matrix2::operator*

(

const Vector2 &

v

)

[inline]

Matrix Vector multiplication.

Parameters:

v	Vector to be multiplied with

Returns:

Result Vector

Definition at line 327 of file matrix3.h.

Matrix2 Matrix2::operator*

(

double

v

)

[inline]

Scalar matrix multiplication.

Parameters:

v	Scalar value to be multiplied with

Returns:

Result Matrix

Definition at line 337 of file matrix3.h.

Matrix2& Matrix2::operator*=

(

double

v

)

[inline]

Scalar matrix multiplication and output into itself.

Parameters:

v	Scalar value to be multiplied with

Returns:

Result Matrix

Definition at line 356 of file matrix3.h.

Matrix2& Matrix2::operator+=

(

const Matrix2 &

m

)

[inline]

Matrix Addition and output into itself.

Parameters:

m	Matrix to be added

Returns:

Result Matrix

Definition at line 365 of file matrix3.h.

Matrix2& Matrix2::operator+=

(

double

v

)

[inline]

Add scalar to every matrix element and output into itself.

Parameters:

v	Scalar value to be added

Returns:

Result Matrix

Definition at line 374 of file matrix3.h.

Matrix2& Matrix2::operator=

(

const Matrix2 &

m

)

[inline]

Copy Matrix values from new matrix.

Parameters:

m	2x2 Matrix

Definition at line 255 of file matrix3.h.

Matrix2& Matrix2::operator=

(

double

v

)

[inline]

Set all Matrix Elements to scalar value.

Parameters:

v	Scalar value to be set to

Returns:

Result Matrix

Definition at line 347 of file matrix3.h.

Vector2& Matrix2::operator[]

(

int

idx

)

[inline]

Row Element Access.

Parameters:

idx

row index

Returns:

row as two dimensional vector

Definition at line 271 of file matrix3.h.

Vector2 Matrix2::operator[]

(

int

idx

)

const [inline]

Row Element Access.

Parameters:

idx

row index

Returns:

row as two dimensional vector

Definition at line 279 of file matrix3.h.

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Friends And Related Function Documentation

std::ostream& operator<<	(	std::ostream &	os,
		const Matrix2 &	m
	)		[friend]

Print out matrix.

Parameters:

os	output stream
m	Matrix to be printed

Returns:

Matrix printed to output stream

Definition at line 385 of file matrix3.h.

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Member Data Documentation

Vector2 Matrix2::x[2]

Storage for 2 x 2 Matrix.

Definition at line 237 of file matrix3.h.

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The documentation for this class was generated from the following file:

• matrix3.h