public EvNetwork(int noNodes, int benefitChosen, int costChosen, double selectionIntensityChosen, double startRoleConProbChosen, double startRoleNeighborConProbChosen, double roleMethodCopyProbChosen, double percentCooperators, double mutationExtremeRMCChosen, double mutationExtremeRMNCChosen)
: base(noNodes, benefitChosen, costChosen, selectionIntensityChosen, startRoleConProbChosen, startRoleNeighborConProbChosen, roleMethodCopyProbChosen, percentCooperators)
{
nodeList = new EvNode[noNodes];
benefit = benefitChosen;
cost = costChosen;
selectionIntensity = selectionIntensityChosen;
//startRoleConProb = startRoleConProbChosen;
//startRoleNeighborConProb = startRoleNeighborConProbChosen;
roleMethodCopyProb = roleMethodCopyProbChosen;
roleModelIndex = -1;
totalPayoff = 0;
maxPayoff = (noNodes * (noNodes - 1) * (benefit - cost));
mutationExtremeRMC = mutationExtremeRMCChosen;
mutationExtremeRMNC = mutationExtremeRMNCChosen;
//Populate the Network
totalCooperators = (int)(percentCooperators * noNodes);
for (int i = 0; i < noNodes; i++)
{
if (i < totalCooperators)
{
nodeList[i] = new EvCooperator(i, benefit, cost, selectionIntensity, startRoleConProbChosen, startRoleNeighborConProbChosen);
}
else
{
nodeList[i] = new EvDefector(i, selectionIntensity, startRoleConProbChosen, startRoleNeighborConProbChosen);
}
Trace.WriteLine("node Added");
}
//Create random relations
Random rng = new Random();
for (int i = 0; i < noNodes; i++)
{
List <int> nodeConnections = new List <int>();
for (int j = 0; j < noNodes; j++)
{
if (i != j | !(nodeList[i].NeighborIndexes.Contains(j)))
{
if (rng.Next(0, 2) > 0)
{
nodeConnections.Add(nodeList[j].Index);
}
}
}
nodeList[i].AddConnections(nodeConnections);
}
if (nodeList[0] == null)
{
Trace.WriteLine("Node added as null");
}
}
public override void AddNewNode(int index)
{
Random rng = new Random();
EvNode newNode;
if (index == roleModelIndex)
{
roleModelIndex = -1;
foreach (EvNode node in nodeList)
{
if (node != null)
{
if (roleModelIndex == -1)
{
roleModelIndex = node.Index;
}
else if (nodeList[roleModelIndex].GetEffectivePayoff() < node.GetEffectivePayoff())
{
roleModelIndex = node.Index;
}
}
}
}
EvNode roleModel = (EvNode)nodeList[roleModelIndex];
List <int> newNodeCons = new List <int>();
int roleCopyNum = rng.Next(0, 101);
int roleConNum = rng.Next(0, 101);
int roleNeighborConNum;
double newRoleConProb = ProbChange(roleModel.RoleConProb, mutationExtremeRMC);
double newRoleNeighborConProb = ProbChange(roleModel.RoleNeighborConProb, mutationExtremeRMNC);
if (roleConNum <= (roleModel.RoleConProb * 100))
{
newNodeCons.Add(roleModelIndex);
}
for (int i = 0; i < roleModel.NeighborIndexes.Count; i++)
{
roleNeighborConNum = rng.Next(0, 101);
if (roleNeighborConNum <= (roleModel.RoleNeighborConProb * 100))
{
newNodeCons.Add(roleModel.NeighborIndexes[i]);
}
}
if (IsCooperator(roleModel))
{
if (roleCopyNum <= (roleMethodCopyProb * 100))
{
newNode = new EvCooperator(index, benefit, cost, selectionIntensity, newRoleConProb, newRoleNeighborConProb);
totalCooperators += 1;
}
else
{
newNode = new EvDefector(index, selectionIntensity, newRoleConProb, newRoleNeighborConProb);
}
}
else
{
if (roleCopyNum <= (roleMethodCopyProb * 100))
{
newNode = new EvDefector(index, selectionIntensity, newRoleConProb, newRoleNeighborConProb);
}
else
{
newNode = new EvCooperator(index, benefit, cost, selectionIntensity, newRoleConProb, newRoleNeighborConProb);
totalCooperators += 1;
}
}
newNode.AddConnections(newNodeCons);
nodeList[index] = newNode;
//Trace.WriteLine("New node added");
}
