public override void MakeMove(SimulationState state)
{
var root = Mcts.PerformMCTS(state, _useMinusOne, _progressiveBiasWeight);
var bestChild = Mcts.FindBestChild(root);
//DumpChildren(root);
if (bestChild.PieceToPurchase.HasValue)
{
state.PerformPurchasePiece(bestChild.PieceToPurchase.Value);
}
else
{
state.PerformAdvanceMove();
}
MonteCarloTreeSearch <SearchNode> .NodePool.Value.ReturnAll();
}
public override void MakeMove(SimulationState state)
{
var root = Mcts.PerformMCTS(state, true, 0);
//DumpChildren(root);
_lookahead.Clear();
SearchNode bestRootChild = null;
int preplaceAmount = 0;
//Go through what we currently think are our best moves and record the pieces we'll get
while (root.Children.Count > 0)
{
var bestChild = Mcts.FindBestChild(root);
if (bestRootChild == null)
{
bestRootChild = bestChild;
}
//If this move was made by us
if (root.State.ActivePlayer == state.ActivePlayer)
{
if (bestChild.PieceToPurchase.HasValue)
{
_lookahead.Add(PieceDefinition.AllPieceDefinitions[root.State.Pieces[bestChild.PieceToPurchase.Value % root.State.Pieces.Count]]);
}
//If we moved past a leather patch, we must have got it
if (bestChild.State.LeatherPatchesIndex > root.State.LeatherPatchesIndex)
{
_lookahead.Add(PieceDefinition.LeatherTile);
}
}
//Only need to preplace if we get a piece in our first move
if (bestRootChild == bestChild && _lookahead.Count > 0)
{
//If we have made one move and got 2 pieces, that means we purchased and got a leather tile, so we need to plan for that
preplaceAmount = _lookahead.Count;
}
root = bestChild;
}
//Tell the Preplacer what we are planning on getting
if (preplaceAmount > 0)
{
_preplacer.PreparePlacePiece(state.PlayerBoardState[state.ActivePlayer], _lookahead, preplaceAmount);
}
if (bestRootChild.PieceToPurchase.HasValue)
{
state.PerformPurchasePiece(bestRootChild.PieceToPurchase.Value);
}
else
{
state.PerformAdvanceMove();
}
MonteCarloTreeSearch <SearchNode> .NodePool.Value.ReturnAll();
}