olb::VelocityBouzidiLinearPostProcessor2D< T, DESCRIPTOR > Class Template Reference

#include <offBoundaryPostProcessors2D.h>

Inheritance diagram for olb::VelocityBouzidiLinearPostProcessor2D< T, DESCRIPTOR >:

Collaboration diagram for olb::VelocityBouzidiLinearPostProcessor2D< T, DESCRIPTOR >:

Public Member Functions
	VelocityBouzidiLinearPostProcessor2D (int x_, int y_, int iPop_, T dist_)
int	extent () const override
	Extent of application area (0 for purely local operations)
int	extent (int whichDirection) const override
	Extent of application area along a direction (0 or 1)
void	process (BlockLattice< T, DESCRIPTOR > &blockLattice) override
	Execute post-processing step.
void	processSubDomain (BlockLattice< T, DESCRIPTOR > &blockLattice, int x0_, int x1_, int y0_, int y1_) override
	Execute post-processing step on a sublattice.
Public Member Functions inherited from olb::PostProcessor2D< T, DESCRIPTOR >
	PostProcessor2D ()
virtual	~PostProcessor2D ()
std::string &	getName ()
	read and write access to name
std::string const &	getName () const
	read only access to name
int	getPriority () const
	read only access to priority

Additional Inherited Members
Protected Attributes inherited from olb::PostProcessor2D< T, DESCRIPTOR >
int	_priority

Detailed Description

template<typename T, typename DESCRIPTOR>
class olb::VelocityBouzidiLinearPostProcessor2D< T, DESCRIPTOR >

Definition at line 54 of file offBoundaryPostProcessors2D.h.

Constructor & Destructor Documentation

VelocityBouzidiLinearPostProcessor2D()

template<typename T , typename DESCRIPTOR >

olb::VelocityBouzidiLinearPostProcessor2D< T, DESCRIPTOR >::VelocityBouzidiLinearPostProcessor2D	(	int	x_,
		int	y_,
		int	iPop_,
		T	dist_ )

Definition at line 90 of file offBoundaryPostProcessors2D.hh.

  : x(x_), y(y_), iPop(iPop_), dist(dist_)
{
  this->getName() = "VelocityBouzidiLinearPostProcessor2D";
#ifndef QUIET
  if (dist < 0 || dist > 1)
    std::cout << "WARNING: Bogus distance at (" << x << "," << y << "," << "): "
              << dist << std::endl;
#endif
  typedef DESCRIPTOR L;
  opp = descriptors::opposite<L>(iPop);
  xN = x + descriptors::c<L>(iPop,0);
  yN = y + descriptors::c<L>(iPop,1);
 
  if (dist >= 0.5) {
    xB = x - descriptors::c<L>(iPop,0);
    yB = y - descriptors::c<L>(iPop,1);
    q = 1/(2*dist);
    ufrac = q;
    iPop2 = opp;
  }
  else {
    xB = x;
    yB = y;
    q = 2*dist;
    iPop2 = iPop;
    ufrac = 1;
  }
  /*
    std::cout << "VelocityLinear (" << x << "," << y << "," <<
      "), iPop: " << iPop << ", nP: (" << xN << "," << yN << "," <<
      "), opp: " << opp << ", bP: (" << xB << "," << yB << "," <<
      "), dist: " << dist << ", q: " << q << std::endl;
  */
}

References olb::PostProcessor2D< T, DESCRIPTOR >::getName().

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Member Function Documentation

extent() [1/2]

template<typename T , typename DESCRIPTOR >

int olb::VelocityBouzidiLinearPostProcessor2D< T, DESCRIPTOR >::extent ( ) const

inlineoverridevirtual

Extent of application area (0 for purely local operations)

Implements olb::PostProcessor2D< T, DESCRIPTOR >.

Definition at line 57 of file offBoundaryPostProcessors2D.h.

  {
    return 1;
  }

extent() [2/2]

template<typename T , typename DESCRIPTOR >

int olb::VelocityBouzidiLinearPostProcessor2D< T, DESCRIPTOR >::extent ( int direction ) const

inlineoverridevirtual

Extent of application area along a direction (0 or 1)

Implements olb::PostProcessor2D< T, DESCRIPTOR >.

Definition at line 61 of file offBoundaryPostProcessors2D.h.

  {
    return 1;
  }

process()

template<typename T , typename DESCRIPTOR >

void olb::VelocityBouzidiLinearPostProcessor2D< T, DESCRIPTOR >::process ( BlockLattice< T, DESCRIPTOR > & blockLattice )

overridevirtual

Execute post-processing step.

Implements olb::PostProcessor2D< T, DESCRIPTOR >.

Definition at line 137 of file offBoundaryPostProcessors2D.hh.

{
  auto cell = blockLattice.get(x, y);
  auto cellN = blockLattice.get(xN, yN);
  auto* dynamics = static_cast<legacy::OffDynamics<T,DESCRIPTOR>*>(cellN.getDynamics());
  T velCoeff = ufrac*dynamics->getVelocityCoefficient(iPop);
  dynamics->defineRho( cellN, cell.computeRho() );
  cell[opp] = q*cellN[iPop] + (1-q)*blockLattice.get(xB, yB)[iPop2] + velCoeff;
}

References olb::BlockLattice< T, DESCRIPTOR >::get(), and olb::legacy::OffDynamics< T, DESCRIPTOR >::getVelocityCoefficient().

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processSubDomain()

template<typename T , typename DESCRIPTOR >

void olb::VelocityBouzidiLinearPostProcessor2D< T, DESCRIPTOR >::processSubDomain ( BlockLattice< T, DESCRIPTOR > & blockLattice, int x0_, int x1_, int y0_, int y1_ )

overridevirtual

Execute post-processing step on a sublattice.

Implements olb::PostProcessor2D< T, DESCRIPTOR >.

Definition at line 128 of file offBoundaryPostProcessors2D.hh.

{
  if (util::contained(x, y, x0_, x1_, y0_, y1_) ) {
    process(blockLattice);
  }
}

References olb::util::contained().

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

• src/boundary/offBoundaryPostProcessors2D.h
• src/boundary/offBoundaryPostProcessors2D.hh