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Guard particle name list accesses against an empty list. #204

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Merged
WeiqunZhang merged 1 commit into from
Aug 19, 2026
Merged

Guard particle name list accesses against an empty list. #204

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2 changes: 1 addition & 1 deletion src/incflo_tagging.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -145,7 +145,7 @@ void incflo::ErrorEst (int levc, TagBoxArray& tags, Real time, int /*ngrow*/)
#endif

#ifdef INCFLO_USE_PARTICLES
if (m_refine_particles)
if (m_refine_particles && !particleData.getNames().empty())
{
//
// This allows dynamic refinement based on the number of particles per cell
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4 changes: 3 additions & 1 deletion src/utilities/io.cpp
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Expand Up @@ -677,7 +677,9 @@ void incflo::WritePlotVariables(Vector<std::string> vars, const std::string& plo
for (int lev = 0; lev <= finest_level; ++lev) {
MultiFab temp_dat(mf[lev].boxArray(), mf[lev].DistributionMap(), 1, 0);
temp_dat.setVal(0);
particleData[particles_namelist[0]]->Increment(temp_dat, lev);
if (!particles_namelist.empty()) {
particleData[particles_namelist[0]]->Increment(temp_dat, lev);
}
MultiFab::Copy(mf[lev], temp_dat, 0, icomp, 1, 0);
}
pltscaVarsName.push_back("particle_count");
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