private void Fight(Agent agent, Agent opponent)
{
var agentIndex = agent is Hawk ? 0 : 1;
var opponentIndex = opponent is Hawk ? 0 : 1;
agent.Fitness += _payoffMatrix[agentIndex, opponentIndex];
agent.HasMoved = true;
opponent.Fitness += _payoffMatrix[opponentIndex, agentIndex];
opponent.HasMoved = true;
}
private void MoveToCell(Agent agent, Coordinate coordinate, Coordinate newCoordinate)
{
World[coordinate].Agent = null;
World[newCoordinate].Agent = agent;
agent.HasMoved = true;
}
private static Agent CreateChild(Agent parent)
{
Agent child;
if (parent is Hawk)
child = new Hawk { HasMoved = true };
else
child = new Dove { HasMoved = true };
DistributeFitness(parent, child);
return child;
}
private static void DistributeFitness(Agent parent, Agent child)
{
var fitness = parent.Fitness / 2;
parent.Fitness = fitness;
child.Fitness = fitness;
}
private void Breed(Agent parent, Coordinate coordinate)
{
Coordinate newCoordinate;
_cellFinder.PickWithoutAgent(World.Field, coordinate, out newCoordinate);
if (newCoordinate == Coordinate.Empty)
return;
var child = CreateChild(parent);
World[newCoordinate].Agent = child;
}