SymmTensor2D< Cmpt > Class Template Reference

Templated 2D symmetric tensor derived from VectorSpace adding construction from 4 components, element access using xx(), xy() etc. member functions and the inner-product (dot-product) and outer-product of two Vectors (tensor-product) operators. More...

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Public Types

enum  components { XX, XY, YY }
 Component labeling enumeration. More...
 
typedef SymmTensor2D< labellabelType
 Equivalent type of labels used for valid component indexing. More...
 
- Public Types inherited from VectorSpace< SymmTensor2D< Cmpt >, Cmpt, 3 >
typedef VectorSpace< SymmTensor2D< Cmpt >, Cmpt, Ncmpts > vsType
 VectorSpace type. More...
 
typedef Cmpt cmptType
 Component type. More...
 
typedef Cmpt magType
 Magnitude type. More...
 
typedef Cmpt * iterator
 Random access iterator for traversing VectorSpace. More...
 

Public Member Functions

 SymmTensor2D ()
 Construct null. More...
 
 SymmTensor2D (const Foam::zero)
 Construct initialized to zero. More...
 
 SymmTensor2D (const VectorSpace< SymmTensor2D< Cmpt >, Cmpt, 3 > &)
 Construct given VectorSpace. More...
 
 SymmTensor2D (const SphericalTensor2D< Cmpt > &)
 Construct given SphericalTensor. More...
 
 SymmTensor2D (const Cmpt txx, const Cmpt txy, const Cmpt tyy)
 Construct given the three components. More...
 
 SymmTensor2D (Istream &)
 Construct from Istream. More...
 
const Cmpt & xx () const
 
const Cmpt & xy () const
 
const Cmpt & yy () const
 
Cmpt & xx ()
 
Cmpt & xy ()
 
Cmpt & yy ()
 
Vector2D< Cmpt > diag () const
 Extract the diagonal as a vector. More...
 
void diag (const Vector2D< Cmpt > &v)
 Set values of the diagonal. More...
 
const SymmTensor2D< Cmpt > & T () const
 Transpose. More...
 
void operator= (const SphericalTensor2D< Cmpt > &)
 Construct given SphericalTensor2D. More...
 
- Public Member Functions inherited from VectorSpace< SymmTensor2D< Cmpt >, Cmpt, 3 >
 VectorSpace ()
 Construct null. More...
 
 VectorSpace (const Foam::zero)
 Construct initialized to zero. More...
 
 VectorSpace (Istream &is)
 Construct from Istream. More...
 
 VectorSpace (const VectorSpace< SymmTensor2D< Cmpt >, Cmpt, Ncmpts > &vs)
 Copy construct. More...
 
 VectorSpace (const VectorSpace< Form2, Cmpt2, Ncmpts > &)
 Copy construct of a VectorSpace with the same size. More...
 
const Cmpt & component (const direction) const
 
Cmpt & component (const direction)
 
void component (Cmpt &, const direction) const
 
void replace (const direction, const Cmpt &)
 
const Cmpt * cdata () const noexcept
 Return const pointer to the first data element. More...
 
Cmpt * data () noexcept
 Return pointer to the first data element. More...
 
const ConstBlock< SubVector, BStart > block () const
 
const Foam::VectorSpace< SymmTensor2D< Cmpt >, Cmpt, Ncmpts >::template ConstBlock< SubVector, BStart > block () const
 
const Cmpt & operator[] (const direction) const
 
Cmpt & operator[] (const direction)
 
void operator= (const VectorSpace< SymmTensor2D< Cmpt >, Cmpt, Ncmpts > &)
 
void operator= (const Foam::zero)
 
void operator+= (const VectorSpace< SymmTensor2D< Cmpt >, Cmpt, Ncmpts > &)
 
void operator-= (const VectorSpace< SymmTensor2D< Cmpt >, Cmpt, Ncmpts > &)
 
void operator*= (const scalar)
 
void operator/= (const scalar)
 
iterator begin ()
 Return an iterator to begin of VectorSpace. More...
 
const_iterator begin () const
 Return const_iterator to begin of VectorSpace. More...
 
iterator end ()
 Return an iterator to end of VectorSpace. More...
 
const_iterator end () const
 Return const_iterator to end of VectorSpace. More...
 
const_iterator cbegin () const
 Return const_iterator to begin of VectorSpace. More...
 
const_iterator cend () const
 Return const_iterator to end of VectorSpace. More...
 

Static Public Attributes

static constexpr direction rank = 2
 Rank of SymmTensor2D is 2. More...
 
static const SymmTensor2D I
 
- Static Public Attributes inherited from VectorSpace< SymmTensor2D< Cmpt >, Cmpt, 3 >
static constexpr direction dim
 Dimensionality of space. More...
 
static constexpr direction nComponents
 Number of components in this vector space. More...
 
static constexpr direction mRows
 
static constexpr direction nCols
 
static const char *const typeName
 
static const char *const componentNames []
 
static const SymmTensor2D< Cmpt > zero
 
static const SymmTensor2D< Cmpt > one
 
static const SymmTensor2D< Cmpt > max
 
static const SymmTensor2D< Cmpt > min
 
static const SymmTensor2D< Cmpt > rootMax
 
static const SymmTensor2D< Cmpt > rootMin
 

Additional Inherited Members

- Static Public Member Functions inherited from VectorSpace< SymmTensor2D< Cmpt >, Cmpt, 3 >
static constexpr direction size ()
 Return the number of elements in the VectorSpace = Ncmpts. More...
 
static SymmTensor2D< Cmpt > uniform (const Cmpt &s)
 Return a VectorSpace with all elements = s. More...
 
- Public Attributes inherited from VectorSpace< SymmTensor2D< Cmpt >, Cmpt, 3 >
const typedef Cmpt * const_iterator
 Random access iterator for traversing VectorSpace. More...
 
Cmpt v_ [Ncmpts]
 The components of this vector space. More...
 

Detailed Description

template<class Cmpt>
class Foam::SymmTensor2D< Cmpt >

Templated 2D symmetric tensor derived from VectorSpace adding construction from 4 components, element access using xx(), xy() etc. member functions and the inner-product (dot-product) and outer-product of two Vectors (tensor-product) operators.

Source files

Definition at line 57 of file SymmTensor2D.H.

Member Typedef Documentation

◆ labelType

Equivalent type of labels used for valid component indexing.

Definition at line 65 of file SymmTensor2D.H.

Member Enumeration Documentation

◆ components

enum components

Component labeling enumeration.

Enumerator
XX 
XY 
YY 

Definition at line 80 of file SymmTensor2D.H.

Constructor & Destructor Documentation

◆ SymmTensor2D() [1/6]

SymmTensor2D ( )
inline

Construct null.

Definition at line 34 of file SymmTensor2DI.H.

◆ SymmTensor2D() [2/6]

SymmTensor2D ( const Foam::zero  )
inline

Construct initialized to zero.

Definition at line 39 of file SymmTensor2DI.H.

◆ SymmTensor2D() [3/6]

SymmTensor2D ( const VectorSpace< SymmTensor2D< Cmpt >, Cmpt, 3 > &  vs)
inline

Construct given VectorSpace.

Definition at line 47 of file SymmTensor2DI.H.

◆ SymmTensor2D() [4/6]

SymmTensor2D ( const SphericalTensor2D< Cmpt > &  st)
inline

Construct given SphericalTensor.

Definition at line 56 of file SymmTensor2DI.H.

References SphericalTensor2D< Cmpt >::ii().

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◆ SymmTensor2D() [5/6]

SymmTensor2D ( const Cmpt  txx,
const Cmpt  txy,
const Cmpt  tyy 
)
inline

Construct given the three components.

Definition at line 65 of file SymmTensor2DI.H.

◆ SymmTensor2D() [6/6]

SymmTensor2D ( Istream is)
inline

Construct from Istream.

Definition at line 76 of file SymmTensor2DI.H.

Member Function Documentation

◆ xx() [1/2]

const Cmpt & xx ( ) const
inline

Definition at line 85 of file SymmTensor2DI.H.

Referenced by Foam::cof(), Foam::det(), Foam::innerSqr(), Foam::invariantII(), Foam::magSqr(), Foam::operator&(), Foam::operator&&(), Foam::operator+(), Foam::operator-(), Tensor2D< Cmpt >::operator=(), Tensor2D< Cmpt >::Tensor2D(), and Foam::tr().

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◆ xy() [1/2]

const Cmpt & xy ( ) const
inline

Definition at line 91 of file SymmTensor2DI.H.

Referenced by Foam::cof(), Foam::det(), Foam::innerSqr(), Foam::invariantII(), Foam::magSqr(), Foam::operator&(), Foam::operator&&(), Foam::operator+(), Foam::operator-(), Tensor2D< Cmpt >::operator=(), and Tensor2D< Cmpt >::Tensor2D().

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◆ yy() [1/2]

const Cmpt & yy ( ) const
inline

Definition at line 97 of file SymmTensor2DI.H.

Referenced by Foam::cof(), Foam::det(), Foam::innerSqr(), Foam::invariantII(), Foam::magSqr(), Foam::operator&(), Foam::operator&&(), Foam::operator+(), Foam::operator-(), Tensor2D< Cmpt >::operator=(), Tensor2D< Cmpt >::Tensor2D(), and Foam::tr().

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◆ xx() [2/2]

Cmpt & xx ( )
inline

Definition at line 104 of file SymmTensor2DI.H.

◆ xy() [2/2]

Cmpt & xy ( )
inline

Definition at line 110 of file SymmTensor2DI.H.

◆ yy() [2/2]

Cmpt & yy ( )
inline

Definition at line 116 of file SymmTensor2DI.H.

◆ diag() [1/2]

Foam::Vector2D< Cmpt > diag ( ) const
inline

Extract the diagonal as a vector.

Definition at line 123 of file SymmTensor2DI.H.

◆ diag() [2/2]

void diag ( const Vector2D< Cmpt > &  v)
inline

Set values of the diagonal.

Definition at line 130 of file SymmTensor2DI.H.

References Vector2D< Cmpt >::x(), and Vector2D< Cmpt >::y().

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◆ T()

const Foam::SymmTensor2D< Cmpt > & T ( ) const
inline

Transpose.

Definition at line 137 of file SymmTensor2DI.H.

◆ operator=()

void operator= ( const SphericalTensor2D< Cmpt > &  st)
inline

Construct given SphericalTensor2D.

Definition at line 147 of file SymmTensor2DI.H.

Member Data Documentation

◆ rank

constexpr direction rank = 2
staticconstexpr

Rank of SymmTensor2D is 2.

Definition at line 71 of file SymmTensor2D.H.

◆ I

const Foam::symmTensor2D I
static

Definition at line 76 of file SymmTensor2D.H.


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