util::Matrix3 Struct Reference

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

#include <matrix.h>

Collaboration diagram for util::Matrix3:

Public Member Functions
double	det () const
	Computes the determinant of matrix. More...
std::vector< double >	dot (const std::vector< double > &v) const
	Computes the dot product between matrix and vector. More...
util::Point3	dot (const util::Point3 &v)
	Computes the dot product of the matrix and the vector v. More...
Matrix3	inv () const
	Computes the determinant of matrix. More...
	Matrix3 ()
	Constructor.
	Matrix3 (const Matrix3 &m)
	Constructor. More...
	Matrix3 (const std::vector< std::vector< double >> &m)
	Constructor. More...
	Matrix3 (const util::Point3 &a1, const util::Point3 &a2, const util::Point3 &a3)
	Constructor. More...
	Matrix3 (const util::Point3 &diagonal)
	Constructor. 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...
Matrix3	transpose () const
	Computes the transpose of matrix. More...

Data Fields
Data members
float	d_data [3][3] {}
	data

Detailed Description

A structure to represent 3d matrices.

Constructor & Destructor Documentation

Matrix3() [1/4]

util::Matrix3::Matrix3 ( const util::Point3 &  diagonal )

inline

Constructor.

Parameters

diagonal

Diagonal vector

Matrix3() [2/4]

util::Matrix3::Matrix3 ( const util::Point3 &  a1, const util::Point3 &  a2, const util::Point3 &  a3  )

inline

Constructor.

Parameters

a1	first row
a2	second row
a3	third row

Matrix3() [3/4]

util::Matrix3::Matrix3 ( const std::vector< std::vector< double >> &  m )

inline

Constructor.

Parameters

m	Matrix in vector template

Matrix3() [4/4]

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

inline

Constructor.

Parameters

m	Matrix in vector template

Member Function Documentation

det()

double util::Matrix3::det ( ) const

inline

Computes the determinant of matrix.

Returns

det Determinant

Referenced by inv().

Here is the caller graph for this function:

dot() [1/2]

std::vector<double> util::Matrix3::dot ( const std::vector< double > &  v ) const

inline

Computes the dot product between matrix and vector.

Parameters

v

vector

Returns

vector Dot product

dot() [2/2]

util::Point3 util::Matrix3::dot ( const util::Point3 &  v )

inline

Computes the dot product of the matrix and the vector v.

Parameters

v	The vector

Returns

The evaluation of the dot product

inv()

Matrix3 util::Matrix3::inv ( ) const

inline

Computes the determinant of matrix.

Returns

inv Inverse of m

Here is the call graph for this function:

operator()() [1/4]

Point3 util::Matrix3::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::Matrix3::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::Matrix3::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::Matrix3::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::Matrix3::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)

Here is the call graph for this function:

printStr()

std::string util::Matrix3::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

The resulting string

Referenced by print().

Here is the caller graph for this function:

transpose()

Matrix3 util::Matrix3::transpose ( ) const

inline

Computes the transpose of matrix.

Returns

Matrix Transpose of m

Here is the call graph for this function:

---

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

• /root/project/src/util/matrix.h