/// <summary>
/// A very important function. Compute the neural network within the ant to choose an action.
///
/// First go over restrictions for immediate actions to constrain the search of the neuroevolution
/// </summary>
public void Act()
{
// Exchange health according to function
// Give three quarters of health to the queen (if room)
if (colony.queen != null)
{
Ant queenScript = colony.queen.GetComponent <Ant>();
if (!queenScript.dead && queenScript.position == this.position)
{
timesTouchedQueen++;
if (queenScript.currhealth + (int)(0.75f * this.currhealth) < queenScript.totalHealth)
{
queenScript.updateHealth((int)(0.75f * this.currhealth));
this.updateHealth((int)(-0.75f * this.currhealth));
// No other choice but to exchange health
return;
}
}
}
// Consume mulch
//if (Terrain.WorldManager.Instance.GetBlock(position.x, position.y - 1, position.z).GetType() == typeof(Terrain.MulchBlock))
//this.consumeBlock();
// The output layer of the nervous system
// byte[] {u, r, d, l, consume, null}
float[] perception = ns.perceive();
lastPerception = "";
lastPerception += " u: " + perception[0].ToString();
lastPerception += " r: " + perception[1].ToString();
lastPerception += " d: " + perception[2].ToString();
lastPerception += " l: " + perception[3].ToString();
lastPerception += " consume: " + perception[4].ToString();
lastPerception += " nothing: " + perception[5].ToString();
if (perception[0] == 0 && perception[0] == perception[1] && perception[0] == perception[2] && perception[0] == perception[3] && perception[0] == perception[4] && perception[0] == perception[5])
{
// All outputs are 0, do nothing
timeSinceLastAction++;
return;
}
int todo = ns.indexOfMax(perception);
if (todo == 0)
{
Move(new Vector2Int(0, 1));
transform.eulerAngles = new Vector3(0, 90f, 0);
}
else if (todo == 1)
{
Move(new Vector2Int(1, 0));
transform.eulerAngles = new Vector3(0, 180f, 0);
}
else if (todo == 2)
{
Move(new Vector2Int(0, -1));
transform.eulerAngles = new Vector3(0, -90f, 0);
}
else if (todo == 3)
{
Move(new Vector2Int(-1, 0));
transform.eulerAngles = new Vector3(0, 0, 0);
}
else if (todo == 4)
{
consumeBlock();
}
else
{
// Do nothing
timeSinceLastAction++;
}
// Reduce health by frame amount
this.updateHealth(-ConfigurationManager.Instance.healthReduction);
}
