public override IEnumerator GetDecision(TTTBoard board)
{
currentTime = System.DateTime.Now;
isDoneMoving = false;
//Reset previous data
anticipatedResult = new MoveScore(0, 0);
statesSampled = 0;
culledStates = 0;
moveChoices.Clear();
viableChoices.Clear();
//Copy the board to avoid affecting the real one
TTTBoard testBoard = new TTTBoard(board);
//Get all free squares - the player may cheat, but the AI does not
testBoard.PopulateMoveQueue(moveChoices);
//Error checking for if we try to edit a board that's complete
if (moveChoices.Count > 0)
{
chosenMove = moveChoices.Peek();
}
else
{
UnityEngine.Debug.LogError("TRYING TO PLAY ON ALREADY COMPLETE BOARD");
isDoneMoving = true;
chosenMove = Vector2Int.one * -1;
}
//Allows us to check whether or not the following coroutine has finished, by saving a reference to a bool
BoolCheck newBc = new BoolCheck();
StartCoroutine(GetBestMovesRecursive(testBoard, playingAs, 0, anticipatedResult, newBc, 2));
//Keep waiting for previous functions to complete before moving on
while (!newBc.complete)
{
yield return(new WaitForEndOfFrame());
}
//Debug info
Debug.Log("Computer player " + playingAs.ToString() + " processed " + statesSampled + " unique states, " +
"best case scenario: " + anticipatedResult.outcome + " after " + anticipatedResult.depth + " turns");
string tot = "";
for (int i = 0; i < viableChoices.Count; ++i)
{
Vector2Int vChoice = viableChoices.Dequeue();
viableChoices.Enqueue(vChoice);
tot += vChoice;
tot += " ";
}
Debug.Log("Choices: " + tot);
}