public void Initialize(int m_HiddenLayers, ThoughtProcess thoughtProcess)
{
this.thoughtProcess = thoughtProcess;
thoughtProcessStringed = thoughtProcess.GetThoughtAsString();
hiddenLayers = new NeuralNetworkNode[m_HiddenLayers];
for (int i = 0; i < m_HiddenLayers; i++)
{
hiddenLayers[i] = new NeuralNetworkNode();
}
foreach (var layer in hiddenLayers)
{
layer.SetBias(thoughtProcess.GetNext());
for (int i = 0; i < inputLayer.Length; i++)
{
layer.ConnectTo(inputLayer[i], thoughtProcess.GetNext());
}
}
foreach (var layer in outputLayer)
{
layer.SetBias(thoughtProcess.GetNext());
for (int i = 0; i < hiddenLayers.Length; i++)
{
layer.ConnectTo(hiddenLayers[i], thoughtProcess.GetNext());
}
}
if (!thoughtProcess.HasNoNext())
{
Debug.LogWarning("INputnodes, hidden nodes, or output node amount is wrong, is at " + thoughtProcess.GetCurrentIndex() + " but expected " + thoughtProcess.biasAndWeights.Length);
}
}
public ThoughtProcess ProduceChild(int thoughtProcessSize, float processThoughtRandomnessRange)
{
var chance = UnityEngine.Random.Range(0, 100);
if (chance < randomPercentage)
{
return(new ThoughtProcess(thoughtProcessSize, processThoughtRandomnessRange));
}
else
{
int firstParent = random.Next(topAmountToUse);
int secondParent = 0;
while (topAmountToUse > 1 && firstParent == secondParent)
{
secondParent = random.Next(topAmountToUse);
}
var child = new ThoughtProcess(bestThoughtProcesses[firstParent].process, bestThoughtProcesses[secondParent].process);
if (chance < randomPercentage + mutatePercentage)
{
Tweak(child, thoughtProcessSize, processThoughtRandomnessRange);
return(child);
}
else
{
return(child);
}
}
}
private void Tweak(ThoughtProcess thoughtProcesses, int thoughtProcessSize, float processThoughtRandomnessRange)
{
for (int x = 0; x < maxProcessSizeToTweak; x++)
{
thoughtProcesses.biasAndWeights[random.Next(thoughtProcessSize - 1)] = random.Next(Mathf.RoundToInt(processThoughtRandomnessRange));
}
}
public void CreateInitialThoughtProcesses(int thoughtProcessSize, float processThoughtRandomnessRange)
{
for (int i = bestThoughtProcesses.Count; i < topAmountToUse; i++)
{
var process = new ThoughtProcess(thoughtProcessSize, processThoughtRandomnessRange);
bestThoughtProcesses.Add(new Pair()
{
process = process
});
}
}
public ThoughtProcess(ThoughtProcess firstParent, ThoughtProcess secondParent)
{
biasAndWeights = new float[firstParent.biasAndWeights.Length];
List <int> indexes = new List <int>();
for (int i = 0; i < firstParent.biasAndWeights.Length; i++)
{
indexes.Add(i);
}
for (int i = 0; i < firstParent.biasAndWeights.Length / 2; i++)
{
int randomIndex = UnityEngine.Random.Range(0, indexes.Count);
var indexToUse = indexes[randomIndex];
indexes.RemoveAt(randomIndex);
biasAndWeights[indexToUse] = firstParent.biasAndWeights[indexToUse];
}
foreach (var index in indexes)
{
biasAndWeights[index] = secondParent.biasAndWeights[index];
}
}
/// <summary>
/// begins a new process flow, usually on the event of a current need change
/// </summary>
/// <param name="mindState">The new current need type</param>
private void startNewProcess(MindState mindState)
{
switch (mindState) {
case MindState.Thirsty:
thoughtProcess = new BarProcess(boid, drinkNeed);
break;
case MindState.Dancey:
thoughtProcess = new DanceProcess(boid, danceNeed);
break;
case MindState.Incontenent:
thoughtProcess = new ToiletProcess(boid, toiletNeed);
break;
default:
throw new ArgumentOutOfRangeException();
}
}