private void RemoveDeletedEntities()
{
for (int i = 0; i < Compatible.Count; i++)
{
bool removed = false;
do
{
for (int j = 0; j < _toRemove.Count; j++)
{
if (Compatible[i].Id == _toRemove[j].Id)
{
// Swap removed
SwapRemove.SwapRemoveList(Compatible, i);
SwapRemove.SwapRemoveList(_toRemove, j);
removed = true;
break;
}
}
if (removed && _toRemove.Count == 0)
{
// Can do a simple return instead of carrying on looping through the list.
return;
}
} while (removed);
// If for some reason we still have entities to remove,
// then we can just clear the list as they are not being tracked by the physics system anyway
_toRemove.Clear();
}
}
protected override void OnPoolEntityChanged(EntityManager pool, Entity entity)
{
var index = Compatible.IndexOf(entity);
// If we already have the entity, check if we are still compatible
if (index >= 0)
{
if (!CompatiblePredicate(entity))
{
SwapRemove.SwapRemoveList(Compatible, index);
}
}
else
// If we do not have it but we are compatible, add it
{
if (CompatiblePredicate(entity))
{
Compatible.Add(entity);
var brain = entity.GetComponent <BrainComponent>();
// This will happen with the initial critters. Place into 'origin' species.
if (brain.ParentSpecies is null)
{
brain.Species = Species[entity.Tag][0];
return;
}
// Check what species the child should go in.
// If compatible with the parent species then place it in that species.
// Else, create a new species.
if (brain.ParentSpecies.Representative.CompareSimilarity(brain.BrainGenotype) <= _similarityThreshold)
{
brain.Species = brain.ParentSpecies;
}
else
{
int newId = NextSpeciesId;
NextSpeciesId++;
// Create representative for species
AbstractBrainGenotype rep = (AbstractBrainGenotype)brain.BrainGenotype.Clone();
var newSpecies = new Species()
{
Id = newId,
Representative = rep,
TimeCreated = _simulation.Tick * _simulation.SimDeltaTime,
};
// Create new species.
Species[entity.Tag].Add(newSpecies);
brain.Species = newSpecies;
}
}
}
}
protected virtual void OnPoolEntityChanged(EntityManager pool, Entity entity)
{
var index = Compatible.IndexOf(entity);
// If we already have the entity, check if we are still compatible
if (index >= 0)
{
if (!CompatiblePredicate(entity))
{
SwapRemove.SwapRemoveList(Compatible, index);
}
}
else
// If we do not have it but we are compatible, add it
{
if (CompatiblePredicate(entity))
{
Compatible.Add(entity);
}
}
}
