olb::psiEvolve Struct Reference

#include <phaseFieldCoupling.h>

Collaboration diagram for olb::psiEvolve:

Classes
struct	DELTAT

Public Types
using	parameters = meta::list<DELTAT,descriptors::EPSILON>

Public Member Functions
int	getPriority () const
template<typename CELL , typename PARAMETERS >
void	apply (CELL &cell, PARAMETERS &parameters) any_platform

Static Public Attributes
static constexpr OperatorScope	scope = OperatorScope::PerCellWithParameters

Detailed Description

Definition at line 185 of file phaseFieldCoupling.h.

Member Typedef Documentation

parameters

using olb::psiEvolve::parameters = meta::list<DELTAT,descriptors::EPSILON>

Definition at line 188 of file phaseFieldCoupling.h.

Member Function Documentation

apply()

template<typename CELL , typename PARAMETERS >

void olb::psiEvolve::apply ( CELL & cell, PARAMETERS & parameters )

inline

Definition at line 195 of file phaseFieldCoupling.h.

  {
    using V = typename CELL::value_t;
    auto dt = parameters.template get<DELTAT>();
    auto epsilon = parameters.template get<descriptors::EPSILON>();
    auto s = cell.template getField<descriptors::SCALAR>();
    auto psi = cell.template getField<descriptors::PSI>();
    V psi_new = psi;
    if (util::fabs(psi) >= epsilon) cell.template setField<descriptors::PSI>(psi_new);
    else {
      auto normGradPsi = cell.template getField<descriptors::NORMGRADPSI>();
      psi_new = psi-dt*s*(normGradPsi-1.);
      cell.template setField<descriptors::PSI>(psi_new);
    }
  }

References olb::util::fabs().

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getPriority()

int olb::psiEvolve::getPriority ( ) const

inline

Definition at line 190 of file phaseFieldCoupling.h.

                          {
    return 1;
  }

Member Data Documentation

scope

OperatorScope olb::psiEvolve::scope = OperatorScope::PerCellWithParameters

staticconstexpr

Definition at line 186 of file phaseFieldCoupling.h.

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

• src/dynamics/phaseFieldCoupling.h