olb::BlockLatticeHighOrderKnudsen3D< T, DESCRIPTOR > Class Template Reference

#include <blockLatticeRefinementMetricF3D.h>

Inheritance diagram for olb::BlockLatticeHighOrderKnudsen3D< T, DESCRIPTOR >:

Collaboration diagram for olb::BlockLatticeHighOrderKnudsen3D< T, DESCRIPTOR >:

Public Member Functions
	BlockLatticeHighOrderKnudsen3D (BlockLattice< T, DESCRIPTOR > &blockLattice)
bool	operator() (T output[], const int input[]) override
	has to be implemented for 'every' derived class
Public Member Functions inherited from olb::BlockLatticeF3D< T, DESCRIPTOR >
BlockLattice< T, DESCRIPTOR > &	getBlock ()
	Copy Constructor.
Public Member Functions inherited from olb::BlockF3D< T >
	~BlockF3D () override
	virtual destructor for defined behaviour
virtual BlockStructureD< 3 > &	getBlockStructure () const
BlockF3D< T > &	operator- (BlockF3D< T > &rhs)
BlockF3D< T > &	operator+ (BlockF3D< T > &rhs)
BlockF3D< T > &	operator* (BlockF3D< T > &rhs)
BlockF3D< T > &	operator/ (BlockF3D< 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::BlockLatticeF3D< T, DESCRIPTOR >
	BlockLatticeF3D (BlockLattice< T, DESCRIPTOR > &blockLattice, int targetDim)
Protected Member Functions inherited from olb::BlockF3D< T >
	BlockF3D (BlockStructureD< 3 > &blockStructure, int targetDim)
Protected Member Functions inherited from olb::GenericF< T, int >
	GenericF (int targetDim, int sourceDim)
Protected Attributes inherited from olb::BlockLatticeF3D< T, DESCRIPTOR >
BlockLattice< T, DESCRIPTOR > &	_blockLattice
Protected Attributes inherited from olb::BlockF3D< T >
BlockStructureD< 3 > &	_blockStructure

Detailed Description

template<typename T, typename DESCRIPTOR>
class olb::BlockLatticeHighOrderKnudsen3D< T, DESCRIPTOR >

Definition at line 55 of file blockLatticeRefinementMetricF3D.h.

Constructor & Destructor Documentation

BlockLatticeHighOrderKnudsen3D()

template<typename T , typename DESCRIPTOR >

olb::BlockLatticeHighOrderKnudsen3D< T, DESCRIPTOR >::BlockLatticeHighOrderKnudsen3D

(

BlockLattice< T, DESCRIPTOR > &

blockLattice

)

Definition at line 128 of file blockLatticeRefinementMetricF3D.hh.

  : BlockLatticeF3D<T, DESCRIPTOR>(blockLattice, 1)
{
  this->getName() = "high_order_knudsen";
}

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

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Member Function Documentation

operator()()

template<typename T , typename DESCRIPTOR >

bool olb::BlockLatticeHighOrderKnudsen3D< 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 136 of file blockLatticeRefinementMetricF3D.hh.

{
  ConstCell<T,DESCRIPTOR> cell = this->_blockLattice.get(input[0], input[1], input[2]);
 
  T rho  = { };
  T u[3] = { };
  T pi[util::TensorVal<DESCRIPTOR >::n] = { };
  cell.computeAllMomenta(rho, u, pi);
 
  const T uSqr = u[0]*u[0] + u[1]*u[1] + u[2]*u[2];
 
  T sum = 0.;
 
  for (int iPop = 0; iPop < DESCRIPTOR::q; ++iPop) {
    const T fEq = olb::equilibrium<DESCRIPTOR>::secondOrder(iPop, rho, u, uSqr);
    const T fNeqFromPi = olb::lbm< DESCRIPTOR>::fromPiToFneq(iPop, pi);
 
    sum += util::abs((cell[iPop] - fEq - fNeqFromPi) / (fEq + descriptors::t<T,DESCRIPTOR>(iPop)));
  }
 
  output[0] = sum / (DESCRIPTOR::q);
 
  return true;
}

References olb::util::abs(), olb::ConstCell< T, DESCRIPTOR >::computeAllMomenta(), and olb::equilibrium< DESCRIPTOR >::secondOrder().

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

• src/functors/lattice/blockLatticeRefinementMetricF3D.h
• src/functors/lattice/blockLatticeRefinementMetricF3D.hh