CD_EBAMRSurfaceDepositionImplem.H

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/* chombo-discharge
 * Copyright © 2023 SINTEF Energy Research.
 * Please refer to Copyright.txt and LICENSE in the chombo-discharge root directory.
 */
 
#ifndef CD_EBAMRSurfaceDepositionImplem_H
#define CD_EBAMRSurfaceDepositionImplem_H
 
// Chombo includes
#include <ParmParse.H>
#include <CH_Timer.H>
 
// Our includes
#include <CD_IrregAddOp.H>
#include <CD_DataOps.H>
#include <CD_ParticleOps.H>
#include <CD_EBAMRSurfaceDeposition.H>
#include <CD_NamespaceHeader.H>
 
template <class P, const Real& (P::*particleScalarField)() const>
void
EBAMRSurfaceDeposition::deposit(EBAMRIVData& a_meshData, const ParticleContainer<P>& a_particles) const noexcept
{
  CH_TIME("EBAMRSurfaceDeposition::deposit");
  if (m_verbose) {
    pout() << "EBAMRSurfaceDeposition::deposit<P, const Real& P::*func const>" << endl;
  }
 
  CH_assert(a_meshData.getRealm() == a_particles.getRealm());
 
  // Deposit on this level
  for (int lvl = 0; lvl <= m_finestLevel; lvl++) {
    const DisjointBoxLayout& dbl   = m_ebGrids[lvl]->getDBL();
    const EBISLayout&        ebisl = m_ebGrids[lvl]->getEBISL();
    const DataIterator&      dit   = dbl.dataIterator();
 
    const int nbox = dit.size();
#pragma omp parallel for schedule(runtime)
    for (int mybox = 0; mybox < nbox; mybox++) {
      const DataIndex& din = dit[mybox];
 
      const Box                    cellBox  = dbl[din];
      const EBISBox&               ebisbox  = ebisl[din];
      const BaseIVFAB<VoFStencil>& stencils = (*m_depositionStencils[lvl])[din];
 
      BaseIVFAB<Real>& meshData  = (*m_data[lvl])[din];
      const List<P>&   particles = a_particles[lvl][din].listItems();
 
      meshData.setVal(0.0);
 
      for (ListIterator<P> lit(particles); lit.ok(); ++lit) {
        const P& p = lit();
 
        const IntVect iv = ParticleOps::getParticleCellIndex(p.position(), m_probLo, m_dx[lvl]);
 
        // If this fails the particle is not in a valid cell.
        if (!(cellBox.contains(iv))) {
          MayDay::Error("CD_EBAMRSurfaceDeposition::deposit -- particle is not inside the box");
        }
 
        if (ebisbox.isIrregular(iv)) {
          const VoFStencil& stencil = stencils(VolIndex(iv, 0), 0);
 
          for (int i = 0; i < stencil.size(); i++) {
            const VolIndex& stencilVoF       = stencil.vof(i);
            const Real&     stencilWeight    = stencil.weight(i);
            const Real      depositionWeight = stencilWeight * (p.*particleScalarField)();
 
            meshData(stencilVoF, 0) += depositionWeight;
          }
        }
      }
    }
 
    // Above, we will have deposited over patch boundaries. Add the deposted data into the neighboring patches.
    m_data[lvl]->exchange(Interval(0, 0), m_copierLevel[lvl], IrregAddOp());
  }
 
  // Ensure conservation across coarse-fine interface. This involves interpolation of the data going from
  // the coarse level to the fine level, and coarsening of the data from the fine level to coarse level.
  this->addInvalidCoarseDataToFineData();
  this->addFineGhostDataToValidCoarData();
 
  // Finally, copy our buffers to the input data.
  for (int lvl = 0; lvl <= m_finestLevel; lvl++) {
    CH_assert(!(a_meshData[lvl].isNull()));
    CH_assert(a_meshData[lvl]->nComp() == 1);
 
    const Interval interv = Interval(0, 0);
 
    m_data[lvl]->copyTo(interv, *a_meshData[lvl], interv, m_validToValidCopiers[lvl]);
  }
}
EBAMRSurfaceDeposition::deposit(EBAMRIVData& a_meshData, const ParticleContainer<P>& a_particles) const noexcept {…}
 
template <class P, Real (P::*particleScalarField)()>
void
EBAMRSurfaceDeposition::deposit(EBAMRIVData& a_meshData, const ParticleContainer<P>& a_particles) const noexcept
{
  CH_TIME("EBAMRSurfaceDeposition::deposit");
  if (m_verbose) {
    pout() << "EBAMRSurfaceDeposition::deposit<P, Real P::*func>" << endl;
  }
 
  CH_assert(a_meshData.getRealm() == a_particles.getRealm());
 
  // Deposit on this level
  for (int lvl = 0; lvl <= m_finestLevel; lvl++) {
    const DisjointBoxLayout& dbl   = m_ebGrids[lvl]->getDBL();
    const EBISLayout&        ebisl = m_ebGrids[lvl]->getEBISL();
    const DataIterator&      dit   = dbl.dataIterator();
 
    const int nbox = dit.size();
#pragma omp parallel for schedule(runtime)
    for (int mybox = 0; mybox < nbox; mybox++) {
      const DataIndex& din = dit[mybox];
 
      const Box                    cellBox  = dbl[din];
      const EBISBox&               ebisbox  = ebisl[din];
      const BaseIVFAB<VoFStencil>& stencils = (*m_depositionStencils[lvl])[din];
 
      BaseIVFAB<Real>& meshData  = (*m_data[lvl])[din];
      const List<P>&   particles = a_particles[lvl][din].listItems();
 
      meshData.setVal(0.0);
 
      for (ListIterator<P> lit(particles); lit.ok(); ++lit) {
        const P& p = lit();
 
        const IntVect iv = ParticleOps::getParticleCellIndex(p.position(), m_probLo, m_dx[lvl]);
 
        // If this fails the particle is not in a valid cell.
        if (!(cellBox.contains(iv))) {
          MayDay::Error("CD_EBAMRSurfaceDeposition::deposit -- particle is not inside the box");
        }
 
        if (ebisbox.isIrregular(iv)) {
          const VoFStencil& stencil = stencils(VolIndex(iv, 0), 0);
 
          for (int i = 0; i < stencil.size(); i++) {
            const VolIndex& stencilVoF       = stencil.vof(i);
            const Real&     stencilWeight    = stencil.weight(i);
            const Real      depositionWeight = stencilWeight * (p.*particleScalarField)();
 
            meshData(stencilVoF, 0) += depositionWeight;
          }
        }
      }
    }
 
    // Above, we will have deposited over patch boundaries. Add the deposted data into the neighboring patches.
    m_data[lvl]->exchange(Interval(0, 0), m_copierLevel[lvl], IrregAddOp());
  }
 
  // Ensure conservation across coarse-fine interface. This involves interpolation of the data going from
  // the coarse level to the fine level, and coarsening of the data from the fine level to coarse level.
  this->addInvalidCoarseDataToFineData();
  this->addFineGhostDataToValidCoarData();
 
  // Finally, copy our buffers to the input data.
  for (int lvl = 0; lvl <= m_finestLevel; lvl++) {
    CH_assert(!(a_meshData[lvl].isNull()));
    CH_assert(a_meshData[lvl]->nComp() == 1);
 
    const Interval interv = Interval(0, 0);
 
    m_data[lvl]->copyTo(interv, *a_meshData[lvl], interv, m_validToValidCopiers[lvl]);
  }
}
 
#include <CD_NamespaceFooter.H>
 
#endif