Add comments about resample virtual method (#1309)

1 files changed, 1 insertions, 0 deletions

diff --git a/Source/Particles/MultiParticleContainer.cpp b/Source/Particles/MultiParticleContainer.cpp
index bef37c8b9..a866ae3a0 100644
--- a/Source/Particles/MultiParticleContainer.cpp
+++ b/Source/Particles/MultiParticleContainer.cpp
@@ -701,6 +701,7 @@ void MultiParticleContainer::doResampling (const int timestep)
 
     for (auto& pc : allcontainers)
     {
+        // do_resampling can only be true for PhysicalParticleContainers
         if (!pc->do_resampling){ continue; }
 
         pc->resample(m_resampler, timestep);