util::SymMatrix3 Struct Reference

A structure to represent 3d matrices. More...

#include <matrix.h>

Collaboration diagram for util::SymMatrix3:

Public Member Functions
void	copy (double m[6]) const
	Copy. More...
double	det () const
	Computes the determinant of matrix. More...
std::vector< double >	dot (const std::vector< double > &v) const
	Computes the dot product of this matrix with another vector. More...
util::Point3	dot (const util::Point3 &v)
	Computes the dot product of this matrix with another vector. More...
float &	get (size_t i)
	Return the i-th element. More...
const float &	get (size_t i) const
	Return the i-th element. More...
SymMatrix3	inv () const
	Computes the determinant of matrix. More...
Point3	operator() (size_t i)
	Access operator of the i-th element. More...
Point3	operator() (size_t i) const
	Access operator of the i-th element. More...
float &	operator() (size_t i, size_t j)
	Access operator of the Matrix element M(i,j) More...
const float &	operator() (size_t i, size_t j) const
	Access operator of the Matrix element M(i,j) More...
void	print (int nt=0, int lvl=0) const
	Prints the information. More...
std::string	printStr (int nt=0, int lvl=0) const
	Prints the information. More...
	SymMatrix3 ()
	Constructor.
	SymMatrix3 (const Matrix3 &m)
	Constructor. More...
	SymMatrix3 (const std::vector< double > &m)
	Constructor. More...
	SymMatrix3 (const std::vector< std::vector< double >> &m)
	Constructor. More...
	SymMatrix3 (const SymMatrix3 &m)
	Constructor. More...
	SymMatrix3 (const util::Point3 &diagonal)
	Constructor. More...
SymMatrix3	transpose () const
	Computes the transpose of matrix. More...

Data Fields
Data members
0 - xx component 1 - yy component 2 - zz component 3 - yz component 4 - xz component 5 - xy component
float	d_data [6] {}
	data

Detailed Description

A structure to represent 3d matrices.

Constructor & Destructor Documentation

SymMatrix3() [1/5]

util::SymMatrix3::SymMatrix3 ( const util::Point3 &  diagonal )

inline

Constructor.

Parameters

diagonal

Diagonal vector

SymMatrix3() [2/5]

util::SymMatrix3::SymMatrix3 ( const std::vector< std::vector< double >> &  m )

inline

Constructor.

Parameters

m	Matrix in vector template

SymMatrix3() [3/5]

util::SymMatrix3::SymMatrix3 ( const std::vector< double > &  m )

inline

Constructor.

Parameters

m	Matrix in vector template

SymMatrix3() [4/5]

util::SymMatrix3::SymMatrix3 ( const Matrix3 &  m )

inline

Constructor.

Parameters

m	Matrix in vector template

SymMatrix3() [5/5]

util::SymMatrix3::SymMatrix3 ( const SymMatrix3 &  m )

inline

Constructor.

Parameters

m	Matrix in vector template

Member Function Documentation

copy()

void util::SymMatrix3::copy ( double  m[6] ) const

inline

Copy.

warning

Parameters

m

Matrix

det()

double util::SymMatrix3::det ( ) const

inline

Computes the determinant of matrix.

Returns

det Determinant

Referenced by inv().

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dot() [1/2]

std::vector<double> util::SymMatrix3::dot ( const std::vector< double > &  v ) const

inline

Computes the dot product of this matrix with another vector.

Parameters

v

A vector

Returns

Vector Resulting vector

dot() [2/2]

util::Point3 util::SymMatrix3::dot ( const util::Point3 &  v )

inline

Computes the dot product of this matrix with another vector.

Parameters

v

A vector

Returns

Vector Resulting vector

get() [1/2]

float& util::SymMatrix3::get ( size_t  i )

inline

Return the i-th element.

Parameters

i

Index

Returns

The i-ith element

get() [2/2]

const float& util::SymMatrix3::get ( size_t  i ) const

inline

Return the i-th element.

Parameters

i

Index

Returns

the i-th element

inv()

SymMatrix3 util::SymMatrix3::inv ( ) const

inline

Computes the determinant of matrix.

Returns

inv Inverse of m

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operator()() [1/4]

Point3 util::SymMatrix3::operator() ( size_t  i )

inline

Access operator of the i-th element.

Parameters

i

Index i

Returns

The i-th element

operator()() [2/4]

Point3 util::SymMatrix3::operator() ( size_t  i ) const

inline

Access operator of the i-th element.

Parameters

i

Index i

Returns

The i-th element

operator()() [3/4]

float& util::SymMatrix3::operator() ( size_t  i, size_t  j  )

inline

Access operator of the Matrix element M(i,j)

Parameters

i	Index i
j	Index j

Returns

Matrix element M(i,j)

operator()() [4/4]

const float& util::SymMatrix3::operator() ( size_t  i, size_t  j  ) const

inline

Access operator of the Matrix element M(i,j)

Parameters

i	Index i
j	Index j

Returns

Matrix element M(i,j)

print()

void util::SymMatrix3::print ( int  nt = 0, int  lvl = 0  ) const

inline

Prints the information.

Parameters

nt	Number of tabs to append before printing
lvl	Information level (higher means more information)

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printStr()

std::string util::SymMatrix3::printStr ( int  nt = 0, int  lvl = 0  ) const

inline

Prints the information.

Parameters

nt	Number of tabs to append before printing
lvl	Information level (higher means more information)

Returns

resulting string

Referenced by print().

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transpose()

SymMatrix3 util::SymMatrix3::transpose ( ) const

inline

Computes the transpose of matrix.

Returns

Matrix Transpose of m

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

• /root/project/src/util/matrix.h