public void Train(World world)
{
int limit = 0;
int noChangeScore = int.MinValue + 1000;
int noChangeCounter = 0;
while (world.Snake.Alive &&
world.Score > -1000 &&
limit < 10000) //Limit runtime
{
if (world.Score == noChangeScore)
{
noChangeCounter++;
}
else
{
noChangeScore = world.Score;
noChangeCounter = 0;
}
if (noChangeCounter > 300) //No food picked in 300 cycles? Running in cycles..:(
{
world.Score = int.MinValue + 1000;
}
SnakeNeuralAI.MakeDecision(world);
limit++;
}
this.Score = world.Score; // (this.Score + world.Score + Math.Max(this.Score, world.Score) * 10) / 12;
}
public static SnakeNeuralAI Clone(NeuralNetwork network, bool learn)
{
SnakeNeuralAI clone = new SnakeNeuralAI(learn, new NeuralNetwork(network));
if (learn)
{
clone.Network.Mutate();
}
return(clone);
}
public SnakeNeuralAiTrainer(SnakeNeuralAI snakeNeuralAI)
{
this.SnakeNeuralAI = snakeNeuralAI;
this.Score = 0;
}