public MassAggregateApplication(int particleCount)
{
World = new ParticleWorld(particleCount * 10);
for (int i = 0; i < particleCount; i++)
{
World.Particles.Add(new Particle());
}
GroundContactGenerator = new GroundContacts(World.Particles);
World.ContactGenerators.Add(GroundContactGenerator);
}
protected void OnDetectGround(IEnumerable <Collider> grounds)
{
lock (_grounds)
{
var collection = grounds.ToHashSet();
var oldContacts = GroundContacts.Except(collection);
var contacts = collection.Except(GroundContacts);
oldContacts.ForEach(c => _grounds.Remove(c));
contacts.ForEach(c => _grounds.Add(c));
}
}
