Matrix3 Class Reference

3x3 Matrix class More...

#include <matrix3.h>

List of all members.

Public Member Functions
double	determinant ()
	Determinant.
void	identity ()
	Set matrix to identity.
Matrix3	invert ()
	Invert Matrix.
	Matrix3 (const Matrix3 &m)
	Copy Constructor.
	Matrix3 ()
	Constructor Initialising to Identity Matrix.
double &	operator() (int r, int c)
	Element Access.
Matrix3	operator* (double v)
	Scalar matrix multiplication.
Vector3	operator* (const Vector3 &v)
	Matrix Vector multiplication.
Matrix3	operator* (const Matrix3 &m)
	Matrix Multiplication.
Matrix3 &	operator*= (double v)
	Scalar matrix multiplication and output into itself.
Matrix3 &	operator+= (double v)
	Add scalar to every matrix element and output into itself.
Matrix3 &	operator+= (const Matrix3 &m)
	Matrix Addition and output into itself.
Matrix3 &	operator= (double v)
	Set all Matrix Elements to scalar value.
Matrix3 &	operator= (const Matrix3 &m)
	Copy Matrix values from new matrix.
Vector3	operator[] (int idx) const
	Row Element Access.
Vector3 &	operator[] (int idx)
	Row Element Access.
Matrix2	submatrix (int r, int c)
	Extract 2x2 submatrix.
Public Attributes
Vector3	x [3]
	Storage for 3 x 3 Matrix.
Friends
std::ostream &	operator<< (std::ostream &os, const Matrix3 &m)
	Print out matrix.

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Detailed Description

3x3 Matrix class

Definition at line 393 of file matrix3.h.

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Constructor & Destructor Documentation

Matrix3::Matrix3

(

)

[inline]

Constructor Initialising to Identity Matrix.

Definition at line 399 of file matrix3.h.

Matrix3::Matrix3

(

const Matrix3 &

m

)

[inline]

Copy Constructor.

Parameters:

m

3x3 Matrix

Definition at line 406 of file matrix3.h.

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Member Function Documentation

double Matrix3::determinant

(

)

[inline]

Determinant.

Returns:

Determinant

Definition at line 454 of file matrix3.h.

void Matrix3::identity

(

)

[inline]

Set matrix to identity.

Definition at line 421 of file matrix3.h.

Matrix3 Matrix3::invert

(

)

[inline]

Invert Matrix.

Returns:

Inverted Matrix

Definition at line 462 of file matrix3.h.

double& Matrix3::operator()	(	int	r,
		int	c
	)			[inline]

Element Access.

Parameters:

	r	row index
	c	column index

Returns:

element value

Definition at line 448 of file matrix3.h.

Matrix3 Matrix3::operator*

(

double

v

)

[inline]

Scalar matrix multiplication.

Parameters:

v

Scalar value to be multiplied with

Returns:

Result Matrix

Definition at line 507 of file matrix3.h.

Vector3 Matrix3::operator*

(

const Vector3 &

v

)

[inline]

Matrix Vector multiplication.

Parameters:

v

Vector to be multiplied with

Returns:

Result Vector

Definition at line 497 of file matrix3.h.

Matrix3 Matrix3::operator*

(

const Matrix3 &

m

)

[inline]

Matrix Multiplication.

Parameters:

m

Matrix to be multiplied with

Returns:

Result Matrix

Definition at line 486 of file matrix3.h.

Matrix3& Matrix3::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 526 of file matrix3.h.

Matrix3& Matrix3::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 544 of file matrix3.h.

Matrix3& Matrix3::operator+=

(

const Matrix3 &

m

)

[inline]

Matrix Addition and output into itself.

Parameters:

m

Matrix to be added

Returns:

Result Matrix

Definition at line 535 of file matrix3.h.

Matrix3& Matrix3::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 517 of file matrix3.h.

Matrix3& Matrix3::operator=

(

const Matrix3 &

m

)

[inline]

Copy Matrix values from new matrix.

Parameters:

m

3x3 Matrix

Definition at line 414 of file matrix3.h.

Vector3 Matrix3::operator[]

(

int

idx

)

const [inline]

Row Element Access.

Parameters:

idx

row index

Returns:

row as three dimensional vector

Definition at line 439 of file matrix3.h.

Vector3& Matrix3::operator[]

(

int

idx

)

[inline]

Row Element Access.

Parameters:

idx

row index

Returns:

row as three dimensional vector

Definition at line 431 of file matrix3.h.

Matrix2 Matrix3::submatrix	(	int	r,
		int	c
	)			[inline]

Extract 2x2 submatrix.

Parameters:

	r	row index
	c	column index

Returns:

2x2 matrix

Definition at line 555 of file matrix3.h.

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Friends And Related Function Documentation

std::ostream& operator<<	(	std::ostream &	os,
		const Matrix3 &	m
	)			[friend]

Print out matrix.

Parameters:

	os	output stream
	m	Matrix to be printed

Returns:

Matrix printed to output stream

Definition at line 570 of file matrix3.h.

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Member Data Documentation

Vector3 Matrix3::x[3]

Storage for 3 x 3 Matrix.

Definition at line 396 of file matrix3.h.

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

• matrix3.h