public void EnvSet(float ep, string strategy, float NPE)
{
epsilon = ep;
NOMS_PER_ENV = NPE;
nomGrid = new NomGrid();
nomGrid.initGrid(NOMS_PER_ENV);
agent = new Agent(strategy);
agent.initPos();
}
private void eat(byte state, NomGrid nomGrid)
{
if (state >= 162)
{
Debug.LogError("Grid cell state error");
}
if (state >= 81)
{
nomGrid.eatMe(posRow, posCol);
fitness += 500;
}
else
{
fitness -= 1;
}
}
public void action(byte state, NomGrid nomGrid, float epsilon)
{
//Stochastic process to encourage exploration and test robustness
//Epsilon starts at 0.01
Random rnd = new Random();
float r = (float)rnd.NextDouble();
if (r < epsilon)
{
MoveRandom(state);
return;
}
int i = state;
string j = strategy;
switch (Convert.ToByte(strategy[state]) - 48)
{
case 1:
eat(state, nomGrid);
break;
case 2:
MoveUp(state);
break;
case 3:
MoveRight(state);
break;
case 4:
MoveDown(state);
break;
case 5:
MoveLeft(state);
break;
case 6:
//Do nothing
//Ideally natural selection should eliminate this gene variation
//fitness--;
break;
}
}
public void EnvReset()
{
nomGrid = null;
agent = null;
}