allow parasite migration within a single

devosoft · Jul 31, 2020 · f4dc270 · f4dc270
1 parent ca1f311
commit f4dc270
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/avida-core/source/main/cPopulation.cc b/avida-core/source/main/cPopulation.cc
@@ -1200,7 +1200,7 @@ bool cPopulation::ActivateParasite(cOrganism* host, Systematics::UnitPtr parent,
   // @TODO - activate parasite target selection should account for hardware type
   cOrganism* target_organism = NULL;
   // If there's any migration turned on ... try this first
-  if(m_world->GetConfig().NUM_DEMES.Get() > 1 && m_world->GetConfig().DEMES_PARASITE_MIGRATION_RATE.Get() > 0.0 && m_world->GetConfig().DEMES_MIGRATION_METHOD.Get() == 4 && m_world->GetRandom().P(m_world->GetConfig().DEMES_PARASITE_MIGRATION_RATE.Get())){
+  if(m_world->GetConfig().NUM_DEMES.Get() > 0 && m_world->GetConfig().DEMES_PARASITE_MIGRATION_RATE.Get() > 0.0 && m_world->GetConfig().DEMES_MIGRATION_METHOD.Get() == 4 && m_world->GetRandom().P(m_world->GetConfig().DEMES_PARASITE_MIGRATION_RATE.Get())){
     cDeme& deme = GetDeme(m_world->GetMigrationMatrix().GetProbabilisticDemeID(host_cell.GetDemeID(), m_world->GetRandom(),true));
 
     // Implementation #1 - Picks randomly of ALL cells in to-deme and then finds if the one it chose was occupied