Tensor Class Reference

Generic 2nd-order tensor with 9 independent components. More...

#include <Tensor.h>

Public Member Functions
	Tensor ()=default
	Tensor (const Float value)
	Tensor (const Vector &v1, const Vector &v2, const Vector &v3)
	Construct the matrix from vectors as rows. More...
INLINE Float &	operator() (const Size i, const Size j)
INLINE Float	operator() (const Size i, const Size j) const
INLINE Vector	column (const Size idx) const
INLINE Vector	row (const Size idx) const
INLINE Tensor	transpose () const
INLINE Tensor	operator+ (const Tensor &other) const
INLINE Tensor	operator- (const Tensor &other) const
INLINE Tensor	operator* (const Tensor &other) const
	Matrix multiplication. More...
INLINE Vector	operator* (const Vector &u) const
INLINE Tensor &	operator+= (const Tensor &other)
INLINE Tensor &	operator-= (const Tensor &other)
INLINE Tensor &	operator*= (const Float value)
INLINE Tensor &	operator/= (const Float value)
INLINE bool	operator== (const Tensor &other) const
INLINE bool	operator!= (const Tensor &other) const

Static Public Member Functions
static Tensor	null ()
static Tensor	identity ()

Friends
INLINE friend Tensor	operator* (const Tensor &t, const Float v)
INLINE friend Tensor	operator* (const Float v, const Tensor &t)
std::ostream &	operator<< (std::ostream &stream, const Tensor &t)

Detailed Description

Generic 2nd-order tensor with 9 independent components.

Definition at line 13 of file Tensor.h.

Constructor & Destructor Documentation

Tensor() [1/3]

Tensor::Tensor ( )

default

Tensor() [2/3]

Tensor::Tensor ( const Float  value )

inline

Definition at line 20 of file Tensor.h.

Tensor() [3/3]

Tensor::Tensor ( const Vector &  v1, const Vector &  v2, const Vector &  v3  )

inline

Construct the matrix from vectors as rows.

Definition at line 24 of file Tensor.h.

Member Function Documentation

column()

INLINE Vector Tensor::column ( const Size  idx ) const

inline

Definition at line 39 of file Tensor.h.

identity()

static Tensor Tensor::identity ( )

inlinestatic

Definition at line 81 of file Tensor.h.

null()

static Tensor Tensor::null ( )

inlinestatic

Definition at line 77 of file Tensor.h.

operator!=()

INLINE bool Tensor::operator!= ( const Tensor &  other ) const

inline

Definition at line 151 of file Tensor.h.

operator()() [1/2]

INLINE Float& Tensor::operator() ( const Size  i, const Size  j  )

inline

Parameters

i	Row index
j	Column index

Definition at line 29 of file Tensor.h.

operator()() [2/2]

INLINE Float Tensor::operator() ( const Size  i, const Size  j  ) const

inline

Definition at line 34 of file Tensor.h.

operator*() [1/2]

INLINE Tensor Tensor::operator* ( const Tensor &  other ) const

inline

Matrix multiplication.

Definition at line 95 of file Tensor.h.

operator*() [2/2]

INLINE Vector Tensor::operator* ( const Vector &  u ) const

inline

Definition at line 105 of file Tensor.h.

operator*=()

INLINE Tensor& Tensor::operator*= ( const Float  value )

inline

Todo:

test

Definition at line 132 of file Tensor.h.

operator+()

INLINE Tensor Tensor::operator+ ( const Tensor &  other ) const

inline

Definition at line 86 of file Tensor.h.

operator+=()

INLINE Tensor& Tensor::operator+= ( const Tensor &  other )

inline

Definition at line 117 of file Tensor.h.

operator-()

INLINE Tensor Tensor::operator- ( const Tensor &  other ) const

inline

Definition at line 90 of file Tensor.h.

operator-=()

INLINE Tensor& Tensor::operator-= ( const Tensor &  other )

inline

Definition at line 124 of file Tensor.h.

operator/=()

INLINE Tensor& Tensor::operator/= ( const Float  value )

inline

Definition at line 139 of file Tensor.h.

operator==()

INLINE bool Tensor::operator== ( const Tensor &  other ) const

inline

Definition at line 147 of file Tensor.h.

row()

INLINE Vector Tensor::row ( const Size  idx ) const

inline

Definition at line 44 of file Tensor.h.

transpose()

INLINE Tensor Tensor::transpose ( ) const

inline

Definition at line 49 of file Tensor.h.

Friends And Related Function Documentation

operator* [1/2]

INLINE friend Tensor operator* ( const Float  v, const Tensor &  t  )

friend

Definition at line 113 of file Tensor.h.

operator* [2/2]

INLINE friend Tensor operator* ( const Tensor &  t, const Float  v  )

friend

Definition at line 109 of file Tensor.h.

operator<<

std::ostream& operator<< ( std::ostream &  stream, const Tensor &  t  )

friend

Definition at line 155 of file Tensor.h.

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

• /home/pavel/projects/astro/sph/src/core/objects/geometry/Tensor.h