#include <Matrix4.hpp>

Public Member Functions
void	identity ()

	Matrix4 ()

	Matrix4 (const Matrix4 &_obj)

	Matrix4 (float _a1, float _b1, float _c1, float _d1, float _a2, float _b2, float _c2, float _d2, float _a3, float _b3, float _c3, float _d3, float _a4, float _b4, float _c4, float _d4)

	Matrix4 (float *_values)

const Matrix4 &	operator= (const Matrix4 &_obj)

bool	operator== (const Matrix4 &_obj) const

bool	operator!= (const Matrix4 &_obj) const

const Matrix4 &	operator+= (const Matrix4 &_obj)

Matrix4	operator+ (const Matrix4 &_obj) const

const Matrix4 &	operator-= (const Matrix4 &_obj)

Matrix4	operator- (const Matrix4 &_obj) const

const Matrix4 &	operator*= (const Matrix4 &_obj)

Matrix4	operator* (const Matrix4 &_obj) const

vec3	operator* (const vec3 &_point) const

void	transpose ()

void	scale (const vec3 &_vect)

void	scale (float _sx, float _sy, float _sz)

void	rotate (const vec3 &_vect, float _angleRad=0.0)

void	translate (const vec3 &_vect)

float	coFactor (int32_t _row, int32_t _col) const

float	determinant () const

Matrix4	invert ()

Public Attributes
float	m_mat [4 *4]

Detailed Description

Transformation matrix for vector 3D.

Constructor & Destructor Documentation

§ Matrix4() [1/4]

etk::Matrix4::Matrix4 ( )

Constructor that load identity.

§ Matrix4() [2/4]

etk::Matrix4::Matrix4 ( const Matrix4 & _obj )

Copy constructor.

Parameters

[in] _obj Matrix object to copy

§ Matrix4() [3/4]

etk::Matrix4::Matrix4	(	float	_a1,
		float	_b1,
		float	_c1,
		float	_d1,
		float	_a2,
		float	_b2,
		float	_c2,
		float	_d2,
		float	_a3,
		float	_b3,
		float	_c3,
		float	_d3,
		float	_a4,
		float	_b4,
		float	_c4,
		float	_d4
	)

Configuration constructor.

Parameters

[in]	_a1	1st colomn, 1 line value
[in]	_b1	2nd colomn, 1 line value
[in]	_c1	3rd colomn, 1 line value
[in]	_d1	4th colomn, 1 line value
[in]	_a2	1st colomn, 2 line value
[in]	_b2	2nd colomn, 2 line value
[in]	_c2	3rd colomn, 2 line value
[in]	_d2	4th colomn, 2 line value
[in]	_a3	1st colomn, 3 line value
[in]	_b3	2nd colomn, 3 line value
[in]	_c3	3rd colomn, 3 line value
[in]	_d3	4th colomn, 3 line value
[in]	_a4	1st colomn, 4 line value
[in]	_b4	2nd colomn, 4 line value
[in]	_c4	3rd colomn, 4 line value
[in]	_d4	4th colomn, 4 line value

§ Matrix4() [4/4]

etk::Matrix4::Matrix4 ( float * _values )

Configuration constructor.

Parameters

[in] _values vector of values

Member Function Documentation

§ coFactor()

float etk::Matrix4::coFactor	(	int32_t	_row,
		int32_t	_col
	)		const

Computes a cofactor. Used for matrix inversion.

Parameters

[in]	_row	Id of raw.
[in]	_col	Id of colomn.

Returns: the coFactorValue.

§ determinant()

float etk::Matrix4::determinant ( ) const

Computes the determinant of the matrix.

Returns: The determinent Value.

§ identity()

void etk::Matrix4::identity ( )

configure identity of the matrix

§ invert()

Matrix4 etk::Matrix4::invert ( )

Inverts the matrix.

Note: The determinant must be != 0, otherwithe the matrix can't be inverted.

Returns: The inverted matrix.

§ operator!=()

bool etk::Matrix4::operator!= ( const Matrix4 & _obj ) const

In-Equality compare operator with an other object.

Parameters

[in] _obj Reference on the comparing object

Returns: true The Objects are NOT identical; false The Objects are identical

§ operator*() [1/2]

Matrix4 etk::Matrix4::operator* ( const Matrix4 & _obj ) const

Operator* Multiplication an other matrix with this one.

Parameters

[in] _obj Reference on the external object

Returns: New vector containing the value

§ operator*() [2/2]

vec3 etk::Matrix4::operator* ( const vec3 & _point ) const

Operator* apply matrix on a vector.

Parameters

[in] _point Point value to apply the matrix

Returns: New vector containing the value

§ operator*=()

const Matrix4& etk::Matrix4::operator*= ( const Matrix4 & _obj )

Operator*= Multiplication an other matrix with this one.

Parameters

[in] _obj Reference on the external object

Returns: Local reference of the vector multiplicated

§ operator+()

Matrix4 etk::Matrix4::operator+ ( const Matrix4 & _obj ) const

Operator+ Addition an other matrix with this one.

Parameters

[in] _obj Reference on the external object

Returns: New vector containing the value

§ operator+=()

const Matrix4& etk::Matrix4::operator+= ( const Matrix4 & _obj )

Operator+= Addition an other matrix with this one.

Parameters

[in] _obj Reference on the external object

Returns: Local reference of the vector additionned

§ operator-()

Matrix4 etk::Matrix4::operator- ( const Matrix4 & _obj ) const

Operator- Decrement an other matrix with this one.

Parameters

[in] _obj Reference on the external object

Returns: New vector containing the value

§ operator-=()

const Matrix4& etk::Matrix4::operator-= ( const Matrix4 & _obj )

Operator-= Decrement an other matrix with this one.

Parameters

[in] _obj Reference on the external object

Returns: Local reference of the vector decremented

§ operator=()

const Matrix4& etk::Matrix4::operator= ( const Matrix4 & _obj )

Operator= Asign the current object with an other object.

Parameters

[in] _obj Reference on the external object

Returns: Local reference of the vector asigned

§ operator==()

bool etk::Matrix4::operator== ( const Matrix4 & _obj ) const

Equality compare operator with an other object.

Parameters

[in] _obj Reference on the comparing object

Returns: true The Objects are identical; false The Objects are NOT identical

§ rotate()

void etk::Matrix4::rotate	(	const vec3 &	_vect,
		float	_angleRad = `0.0`
	)

Makes a rotation matrix about an arbitrary axis.

Parameters

[in]	_vect	vector to apply the angle.
[in]	_angleRad	angle to apply.

§ scale() [1/2]

void etk::Matrix4::scale ( const vec3 & _vect )

Scale the current Matrix.

Parameters

[in] _vect Scale vector to apply.

§ scale() [2/2]

void etk::Matrix4::scale	(	float	_sx,
		float	_sy,
		float	_sz
	)

Scale the current Matrix.

Parameters

[in]	_sx	Scale X value to apply.
[in]	_sy	Scale Y value to apply.
[in]	_sz	Scale Z value to apply.

§ translate()

void etk::Matrix4::translate ( const vec3 & _vect )

Makes a translation of the matrix.

Parameters

[in] _vect Translation to apply.

§ transpose()

void etk::Matrix4::transpose ( )

Transpose the current matix (usefull for OpenGL display)

Member Data Documentation

§ m_mat

float etk::Matrix4::m_mat[4 *4]

matrix data

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

framework/atria-soft/etk/etk/math/Matrix4.hpp

Public Member Functions

Public Attributes

Detailed Description

Constructor & Destructor Documentation

§ Matrix4() [1/4]

§ Matrix4() [2/4]

§ Matrix4() [3/4]

§ Matrix4() [4/4]

Member Function Documentation

§ coFactor()

§ determinant()

§ identity()

§ invert()

§ operator!=()

§ operator*() [1/2]

§ operator*() [2/2]

§ operator*=()

§ operator+()

§ operator+=()

§ operator-()

§ operator-=()

§ operator=()

§ operator==()

§ rotate()

§ scale() [1/2]

§ scale() [2/2]

§ translate()

§ transpose()

Member Data Documentation

§ m_mat