Matrix3 Class Reference

general : Matrix3 is a class for handling 3x3 Matrix manipulation. More...

#include <Matrix3.h>

Public Member Functions
	Matrix3 ()
	default constructor : initialise to zero
	Matrix3 (const Matrix3 &ot)
	copy constructor
void	SetIdentity ()
	Set the identity matrix.
void	SetRotation (double Yaw, double Pitch, double Roll)
	Set the matrice to rotation using yaw, pitch, roll angle.
void	SetRotationPT (double yaw, double pitch, double roll)
	set rotation in panotools style, code adapted from Panotools-Script by Bruno Postle
void	GetRotationPT (double &Yaw, double &Pitch, double &Roll)
	GetRotation in panotools style.
void	SetRotationX (double a)
	set the matrice to rotation around X
void	SetRotationY (double a)
void	SetRotationZ (double a)
Matrix3 &	operator= (const Matrix3 &ot)
	copy operator
Matrix3	operator* (const Matrix3 &ot) const
	multiplication with another matrix
void	operator/= (double s)
	operator *=
void	operator*= (double s)
	operator *=
void	operator*= (Matrix3 ot)
	operator *=
bool	operator== (Matrix3 &ot) const
	comparison
bool	operator!= (Matrix3 &ot) const
	comparison
Matrix3	Transpose ()
	retrieves transpose
double	Determinant () const
	get the determinant
Vector3	TransformVector (const Vector3 &V) const
	transforms a vector
Matrix3	Inverse () const
	return inverse if it exists, otherwise identity
void	Print (std::ostream &o) const

Public Attributes
double	m [3][3]
	we define the Matrix3 as 3 colums of 3 rows

Static Public Attributes
static Matrix3	Identity = getIdentity()

Detailed Description

general : Matrix3 is a class for handling 3x3 Matrix manipulation.

We do not use 4x4 matrix for view point changement as the calculus could be inefficent (some of the coefficients are null, m14 = m24 = m34 = 0 et m44 = 1.0 always).

Definition at line 37 of file Matrix3.h.

Constructor & Destructor Documentation

Matrix3() [1/2]

Matrix3::Matrix3

(

)

default constructor : initialise to zero

Definition at line 36 of file Matrix3.cpp.

References m, and threshold().

Matrix3() [2/2]

Matrix3::Matrix3

(

const Matrix3 &

ot

)

copy constructor

Definition at line 43 of file Matrix3.cpp.

References threshold().

Member Function Documentation

Determinant()

double Matrix3::Determinant ( ) const

inline

get the determinant

Definition at line 134 of file Matrix3.h.

Referenced by Inverse().

GetRotationPT()

void Matrix3::GetRotationPT	(	double &	Yaw,
		double &	Pitch,
		double &	Roll
	)

GetRotation in panotools style.

Definition at line 157 of file Matrix3.cpp.

References m, Pitch, Roll, threshold(), and Yaw.

Referenced by GetImageRotatedTo(), PreviewPanel::mousePressLMBEvent(), and DragTool::ParamStore::Move().

Inverse()

Matrix3 Matrix3::Inverse

(

)

const

return inverse if it exists, otherwise identity

Definition at line 256 of file Matrix3.cpp.

References Determinant(), Identity, m, and threshold().

operator!=()

bool Matrix3::operator!= ( Matrix3 &  ot ) const

inline

comparison

Definition at line 112 of file Matrix3.h.

References threshold().

operator*()

Matrix3 Matrix3::operator*

(

const Matrix3 &

ot

)

const

multiplication with another matrix

Definition at line 204 of file Matrix3.cpp.

References m, and threshold().

operator*=() [1/2]

void Matrix3::operator*=

(

double

s

)

operator *=

Definition at line 230 of file Matrix3.cpp.

References m, and threshold().

operator*=() [2/2]

void Matrix3::operator*=

(

Matrix3

ot

)

operator *=

Definition at line 238 of file Matrix3.cpp.

References m, and threshold().

operator/=()

void Matrix3::operator/=

(

double

s

)

operator *=

Definition at line 222 of file Matrix3.cpp.

References m, and threshold().

operator=()

Matrix3 & Matrix3::operator=

(

const Matrix3 &

ot

)

copy operator

Definition at line 195 of file Matrix3.cpp.

References m, and threshold().

operator==()

bool Matrix3::operator== ( Matrix3 &  ot ) const

inline

comparison

Definition at line 102 of file Matrix3.h.

References threshold().

Print()

void Matrix3::Print

(

std::ostream &

o

)

const

Definition at line 280 of file Matrix3.cpp.

References m.

Referenced by operator<<().

SetIdentity()

void Matrix3::SetIdentity

(

)

Set the identity matrix.

Definition at line 49 of file Matrix3.cpp.

References m.

Referenced by getIdentity(), and GetRotationAroundU().

SetRotation()

void Matrix3::SetRotation	(	double	Yaw,
		double	Pitch,
		double	Roll
	)

Set the matrice to rotation using yaw, pitch, roll angle.

Definition at line 57 of file Matrix3.cpp.

References m, Pitch, Roll, threshold(), and Yaw.

SetRotationPT()

void Matrix3::SetRotationPT	(	double	yaw,
		double	pitch,
		double	roll
	)

set rotation in panotools style, code adapted from Panotools-Script by Bruno Postle

Definition at line 110 of file Matrix3.cpp.

References m, and threshold().

Referenced by HuginBase::StraightenPanorama::calcStraighteningRotation(), GetImageRotatedTo(), PreviewPanel::mousePressLMBEvent(), DragTool::ParamStore::Move(), HuginBase::RotatePanorama::rotatePano(), HuginBase::RotatePanorama::RotatePanorama(), and DragTool::SetRotationMatrix().

SetRotationX()

void Matrix3::SetRotationX

(

double

a

)

set the matrice to rotation around X

Definition at line 173 of file Matrix3.cpp.

References m, and threshold().

Referenced by HuginBase::Nona::SetMatrix().

SetRotationY()

void Matrix3::SetRotationY

(

double

a

)

Definition at line 180 of file Matrix3.cpp.

References m, and threshold().

SetRotationZ()

void Matrix3::SetRotationZ

(

double

a

)

Definition at line 187 of file Matrix3.cpp.

References m, and threshold().

TransformVector()

Vector3 Matrix3::TransformVector ( const Vector3 &  V ) const

inline

transforms a vector

Definition at line 143 of file Matrix3.h.

References threshold(), and Vector3::x.

Transpose()

Matrix3 Matrix3::Transpose ( )

inline

retrieves transpose

Definition at line 118 of file Matrix3.h.

References m, and threshold().

Member Data Documentation

Identity

Matrix3 Matrix3::Identity = getIdentity()

static

Definition at line 43 of file Matrix3.h.

Referenced by Inverse().

m

double Matrix3::m[3][3]

we define the Matrix3 as 3 colums of 3 rows

Definition at line 41 of file Matrix3.h.

Referenced by vigra_ext::FitPolynom(), GetRotationAroundU(), GetRotationPT(), Inverse(), Matrix3(), operator*(), operator*=(), operator*=(), operator/=(), operator=(), Print(), SetIdentity(), SetRotation(), SetRotationPT(), SetRotationX(), SetRotationY(), SetRotationZ(), and Transpose().

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

• hugin_base/hugin_math/Matrix3.h
• hugin_base/hugin_math/Matrix3.cpp