private void IdentifySimilarCreature()
{
TargetCreature = null; // Reference to the script of the closest creature
GameObject target = null;
float similarity = Mathf.Infinity;
ColliderCloud = Physics.OverlapSphere(_myTransform.position, (float)_lineOfSight);
if (ColliderCloud.Length == 0)
{
target = null;
return;
}
foreach (Collider col in ColliderCloud)
{
var currentCollider = col.transform.gameObject; // Reference of the current collider
if (currentCollider && currentCollider.gameObject.name == "root" && currentCollider != _myCreature.Root.gameObject)
{
_otherCreature = currentCollider.transform.parent.GetComponent <Creature>();
var currentSimilarity = GeneticsUtilities.CheckSimilarColour(_myCreature.ChromosomeComposition, _otherCreature.ChromosomeComposition);
if (currentSimilarity < similarity)
{
target = currentCollider.transform.parent.gameObject;
similarity = currentSimilarity;
}
Vector3 locationDifference = currentCollider.transform.position - _myTransform.position;
if (locationDifference.magnitude < (float)_creatureMateRange)
{
_otherCreature = currentCollider.transform.parent.GetComponent <Creature>();
Genitalia otherGenital = _otherCreature.Genital.GetComponent <Genitalia>();
if (_myCreature.State != Creature.CurrentState.PersuingMate &&
_otherCreature.State != Creature.CurrentState.PersuingMate)
{
}
else
{
_collisionHandler.ObserveColliders(_myCreature.Genital.gameObject, otherGenital.gameObject);
_otherCreature.ChangeState(Creature.CurrentState.Mating);
_myCreature.ChangeState(Creature.CurrentState.Mating);
}
similarity = currentSimilarity;
}
}
DistanceToGoal = 0F;
Goal = null;
if (!target)
{
continue;
}
TargetCreature = target.GetComponent <Creature>();
Goal = TargetCreature.Root;
DistanceToGoal = DistanceUntilGoal();
}
}
public void ObserveColliders(GameObject colliderA, GameObject colliderB)
{
// Create a new event handler reference
CollisionEventsStorer.Add(new EventHandler(colliderA, colliderB));
// Check if the event already exists
var eventDuplicate = CheckIfEventExists(colliderA, colliderB);
// If the event doesn't exists, create a new handler
if (null != eventDuplicate)
{
CollisionEventsStorer.Clear();
// Capture the location of the collision and create a new reference point 0.5 units away from it
var eventPosition = (colliderA.transform.position - colliderB.transform.position) * 0.5F +
colliderB.transform.position;
// Get reference to the Creature scripts on each collision actor (a and b)
var creatureAScript = colliderA.transform.parent.parent.GetComponent <Creature>();
var creatureBScript = colliderB.transform.parent.parent.GetComponent <Creature>();
// Get reference to the energy of each collision actor (a and b)
var aEnergy = creatureAScript.GetEnergy();
var bEnergy = creatureBScript.GetEnergy();
// Create A new crossover between each actors chromosome structure
var newChromosome = GeneticsUtilities.Crossover(
creatureAScript.ChromosomeComposition,
creatureBScript.ChromosomeComposition,
_crossoverRate);
// Mutate the new chromosome
newChromosome = GeneticsUtilities.Mutate(
newChromosome,
_mutationRate,
_mutationFactor);
// Transfer energy to child creature
var creatureAEnergyToChild = aEnergy * _energyPassage;
var creatureBEnergyToChild = bEnergy * _energyPassage;
var newCreatureEnergy = creatureAEnergyToChild + creatureBEnergyToChild;
// Spawn the child creature
EnvironmentController.SpawnerOrganiser.Spawn(
eventPosition, Vector3.zero,
newCreatureEnergy,
newChromosome
);
// Deduct energy from each parent creature
creatureAScript.SetEnergy(aEnergy - creatureAEnergyToChild);
creatureBScript.SetEnergy(bEnergy - creatureBEnergyToChild);
// Increment each creatures offspring counter
creatureAScript.Offspring++;
creatureBScript.Offspring++;
}
else
{
// Create new event
CollisionEventsStorer.Add(new EventHandler(colliderB, colliderA));
}
}
