olb::BlockLatticePhysDissipation2D< T, DESCRIPTOR > Class Template Reference

BlockLatticePhysDissipation2D returns pointwise physical dissipation density on local lattices. More...

#include <latticePhysDissipation2D.h>

Inheritance diagram for olb::BlockLatticePhysDissipation2D< T, DESCRIPTOR >:

Collaboration diagram for olb::BlockLatticePhysDissipation2D< T, DESCRIPTOR >:

Public Member Functions
	BlockLatticePhysDissipation2D (BlockLattice< T, DESCRIPTOR > &blockLattice, const UnitConverter< T, DESCRIPTOR > &converter)
bool	operator() (T output[], const int input[]) override
	has to be implemented for 'every' derived class
Public Member Functions inherited from olb::BlockLatticeF2D< T, DESCRIPTOR >
BlockLattice< T, DESCRIPTOR > &	getBlock ()
	Copy Constructor.
Public Member Functions inherited from olb::BlockF2D< T >
virtual BlockStructureD< 2 > &	getBlockStructure ()
	virtual destructor for defined behaviour
void	setBlockStructure (BlockStructureD< 2 > *blockStructure)
BlockF2D< T > &	operator- (BlockF2D< T > &rhs)
BlockF2D< T > &	operator+ (BlockF2D< T > &rhs)
BlockF2D< T > &	operator* (BlockF2D< T > &rhs)
BlockF2D< T > &	operator/ (BlockF2D< T > &rhs)
Public Member Functions inherited from olb::GenericF< T, int >
virtual	~GenericF ()=default
int	getSourceDim () const
	read only access to member variable _m
int	getTargetDim () const
	read only access to member variable _n
std::string &	getName ()
	read and write access to name
std::string const &	getName () const
	read only access to name
bool	operator() (T output[])
	wrapper that call the pure virtual operator() (T output[], const S input[]) from above
bool	operator() (T output[], int input0)
bool	operator() (T output[], int input0, int input1)
bool	operator() (T output[], int input0, int input1, int input2)
bool	operator() (T output[], int input0, int input1, int input2, int input3)

Additional Inherited Members
Public Types inherited from olb::GenericF< T, int >
using	targetType
using	sourceType
Public Attributes inherited from olb::GenericF< T, int >
std::shared_ptr< GenericF< T, int > >	_ptrCalcC
	memory management, frees resouces (calcClass)
Protected Member Functions inherited from olb::BlockLatticePhysF2D< T, DESCRIPTOR >
	BlockLatticePhysF2D (BlockLattice< T, DESCRIPTOR > &blockLattice, const UnitConverter< T, DESCRIPTOR > &converter, int targetDim)
Protected Member Functions inherited from olb::BlockLatticeF2D< T, DESCRIPTOR >
	BlockLatticeF2D (BlockLattice< T, DESCRIPTOR > &blockLattice, int targetDim)
Protected Member Functions inherited from olb::BlockF2D< T >
	BlockF2D (BlockStructureD< 2 > &blockStructure, int targetDim)
	BlockF2D (int targetDim)
Protected Member Functions inherited from olb::GenericF< T, int >
	GenericF (int targetDim, int sourceDim)
Protected Attributes inherited from olb::BlockLatticePhysF2D< T, DESCRIPTOR >
const UnitConverter< T, DESCRIPTOR > &	_converter
Protected Attributes inherited from olb::BlockLatticeF2D< T, DESCRIPTOR >
BlockLattice< T, DESCRIPTOR > &	_blockLattice
Protected Attributes inherited from olb::BlockF2D< T >
BlockStructureD< 2 > *	_blockStructure

Detailed Description

template<typename T, typename DESCRIPTOR>
class olb::BlockLatticePhysDissipation2D< T, DESCRIPTOR >

BlockLatticePhysDissipation2D returns pointwise physical dissipation density on local lattices.

Definition at line 50 of file latticePhysDissipation2D.h.

Constructor & Destructor Documentation

BlockLatticePhysDissipation2D()

template<typename T , typename DESCRIPTOR >

olb::BlockLatticePhysDissipation2D< T, DESCRIPTOR >::BlockLatticePhysDissipation2D	(	BlockLattice< T, DESCRIPTOR > &	blockLattice,
		const UnitConverter< T, DESCRIPTOR > &	converter )

Definition at line 58 of file latticePhysDissipation2D.hh.

  : BlockLatticePhysF2D<T,DESCRIPTOR>(blockLattice,converter,1)
{
  this->getName() = "physDissipation";
}

References olb::GenericF< T, int >::getName().

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Member Function Documentation

operator()()

template<typename T , typename DESCRIPTOR >

bool olb::BlockLatticePhysDissipation2D< T, DESCRIPTOR >::operator() ( T output[], const int input[] )

overridevirtual

has to be implemented for 'every' derived class

Implements olb::GenericF< T, int >.

Definition at line 66 of file latticePhysDissipation2D.hh.

{
  T rho, uTemp[DESCRIPTOR::d], pi[util::TensorVal<DESCRIPTOR >::n];
  this->_blockLattice.get( input[0], input[1] ).computeAllMomenta(rho, uTemp, pi);
 
  T PiNeqNormSqr = pi[0]*pi[0] + 2.*pi[1]*pi[1] + pi[2]*pi[2];
  if (util::TensorVal<DESCRIPTOR >::n == 6) {
    PiNeqNormSqr += pi[2]*pi[2] + pi[3]*pi[3] + 2.*pi[4]*pi[4] + pi[5]*pi[5];
  }
 
  T nuLattice = this->_converter.getLatticeViscosity();
  T omega = 1. / this->_converter.getLatticeRelaxationTime();
  T dt = this->_converter.getConversionFactorTime();
  output[0] = PiNeqNormSqr*nuLattice*util::pow(omega*descriptors::invCs2<T,DESCRIPTOR>()/rho,2)/2.*this->_converter.getPhysViscosity()/this->_converter.getLatticeViscosity()/dt/dt;
 
  return true;
}

References olb::util::pow().

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

• src/functors/lattice/latticePhysDissipation2D.h
• src/functors/lattice/latticePhysDissipation2D.hh