// deep copy of the nodes
public Node[] CopyNodes()
{
Node[] copy = new Node[nodes.Length];
for (int i = 0; i < nodes.Length; i++)
{
copy[i] = nodes[i].copySelf();
}
return copy;
}
public Agent(Node[] Nodes, int X, int Y, int StartDirection, int food, int ID, int MutateTableChance, int MutateAddNodeConnectionChance, int MutateRemoveNodeConnectionChance, int MutateSwitchNodeChance, double Red, double Green, double Blue, Random random, int carnivorePercentage, bool strictK, bool carnivorPercentageEnabled)
{
this.MutateSwitchNodeChance = MutateSwitchNodeChance;
this.StrictK = strictK;
this.CarnivorePercentage = carnivorePercentage;
this.random = random;
this.ID = ID;
this.Red = Red;
this.Blue = Blue;
this.Green = Green;
Food = food;
Direction = StartDirection;
this.nodes = Nodes;
this.X = X;
this.Y = Y;
this.MutateTableChance = MutateTableChance;
this.MutateAddNodeConnectionChance = MutateAddNodeConnectionChance;
this.MutateRemoveNodeConnectionChance = MutateRemoveNodeConnectionChance;
this.CarnivorPercentageEnabled = carnivorPercentageEnabled;
}
// the actual execution / updating of the agents
public void ExecuteAgents()
{
List<Agent> toBeRemoved = new List<Agent>(); // agents that need to be removed after all agents are updated at the end of the run
if (RestartAtTurn == stepCounter) // if the simulation has reach the turn where it is to be restarted then remove all current agents
{
foreach(Agent agent in agents)
{
world.removeAgent(agent);
}
agents.Clear();
}
if (agents.Count == 0) // if there are no agents alive then fill the world with agents according to the parameters specified by the user
{
if(KValues.Count == 0)
{
return;
}
stepCounter = 0;
foreach(int k in KValues) // for each of the selected K values
{
for (int a = 0; a < AgentsPerKValue; a++) // add the specified ammount of agents
{
Node[] nodes = new Node[N];
for (int i = 0; i < N; i++)
{
// fill the new agents network with K random connections
nodes[i] = new Node(i, null, random.Next(0, 2), new List<int>(), random);
for (int j = 0; j < k; j++)
{
nodes[i].AddRandomConnection(N);
}
}
if(
AddAgent(new Agent(nodes, random.Next(0, world.worldWidth), random.Next(0, world.worldHeight), random.Next(1, 9), ReproductionCost / 2, IDCounter, 50, 50, 50, 50, (double)random.Next(1, 11) / 10, (double)random.Next(1, 11) / 10, (double)random.Next(1, 11) / 10, random, 0, StrictK, CarnivorPercentageEnabled), -1, -1)
)
{
IDCounter++;
}
}
}
resetCounter++;
}
agents = agents.OrderBy(i => random.Next()).ToList(); // create a randomly ordered list of agents to ensure a random order of execution
int avarageFood = 0;
for (int i = agents.Count - 1; i >= 0; i--) // execute / update each agent
{
if (agents[i].Alive) // if the agent is still alive
{
avarageFood += agents[i].Food;
int[] surrounding = CalculateSurrounding(agents[i]); // the values for the agents input nodes
int[] location;
int[] output = agents[i].Execute(surrounding); // the values of the agents output nodes
if (output[2] == 1 && agents[i].Food >= ReproductionCost + 50) // if the agents wants to reproduce and has enough food
{
location = directionToAbsolute(agents[i], agents[i].ValidateDirection(agents[i].Direction - 4));
if (!world.occupied(location[0], location[1]))
{
// create new agent (child)
Agent newAgent = agents[i].CreateMutantCopy();
newAgent.ID = IDCounter;
newAgent.X = location[0];
newAgent.Y = location[1];
// give the new agent a random color (currently not used)
newAgent.Red = (double)random.Next(1, 11) / 10;
newAgent.Blue = (double)random.Next(1, 11) / 10;
newAgent.Green = (double)random.Next(1, 11) / 10;
newAgent.Food = ReproductionCost / 6;// initial food for the child
if (AddAgent(newAgent, agents[i].ID, agents[i].Age)) // try to add the new agent to the world
{
agents[i].Food -= ReproductionCost;
IDCounter++;
}
}
}
if (output[1] == 1) // if the agents output signals that it wants to move
{
location = directionToAbsolute(agents[i], agents[i].Direction);
if (world.occupied(location[0], location[1])) // if the new location is occupied then an attack will happen
{
Agent DefendingAgent = world.getAgent(location[0], location[1]); // get the defending agent
// if the defending agent has a larger carnivor percentage or wins by chance
if (DefendingAgent.CarnivorePercentage > agents[i].CarnivorePercentage | (DefendingAgent.CarnivorePercentage == agents[i].CarnivorePercentage & random.Next(0, 2) == 1))
{
int FoodOfAge = agents[i].Age;
if (FoodOfAge > 100) FoodOfAge = 100;
DefendingAgent.Food += (int)(agents[i].Food * ((float)DefendingAgent.CarnivorePercentage) / 100);// +FoodOfAge;
toBeRemoved.Add(agents[i]);
world.removeAgent(agents[i]);
agents[i].Alive = false;
}
else
{
int FoodOfAge = DefendingAgent.Age;
if (FoodOfAge > 100) FoodOfAge = 100;
agents[i].Food += (int)(DefendingAgent.Food * ((float)agents[i].CarnivorePercentage) / 100);// +agents[i].Age;
world.removeAgent(DefendingAgent);
toBeRemoved.Add(DefendingAgent);
DefendingAgent.Alive = false;
world.moveAgent(agents[i], location[0], location[1]);
}
}
else if (world.moveAgent(agents[i].X, agents[i].Y, location[0], location[1])) // if the new location is free
{
agents[i].X = location[0];
agents[i].Y = location[1];
}
}
agents[i].Food -= 10; // remove the food that each turn costs
agents[i].Age++;
// if an agents reaches its maximum age or has no more food then remove the agent
if (agents[i].Food <= 0 | agents[i].Age > MaxAge)
{
world.removeAgent(agents[i].X, agents[i].Y);
toBeRemoved.Add(agents[i]);
agents[i].Alive = false;
}
}
}
avarageFood = avarageFood / agents.Count;
// remove all of the agents that have died in this run
foreach (Agent agent in toBeRemoved)
{
agents.Remove(agent);
}
toBeRemoved.Clear();
// write test date to .csv file every 20 turns
if (stepCounter % 20 == 0)
{
addToCSV();
}
stepCounter++;
}