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DO-13 [Fix] 가중치 재조정

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This commit is contained in:
Sehyeon 2025-03-24 21:54:07 +09:00
parent 871218b8ce
commit bc2bd0df6a
7 changed files with 81 additions and 19766 deletions
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8
Assets/KSH.meta
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19688
Assets/KSH/GameCopy_AI.unity
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7
Assets/KSH/GameCopy_AI.unity.meta
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@ -1,7 +0,0 @@
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61
Assets/Script/AI/AIEvaluator.cs
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@ -403,15 +403,15 @@ public static class AIEvaluator
} }
else if (count == 4) // 깨진 4 else if (count == 4) // 깨진 4
{ {
return (openEnds == 2) ? PatternScore.OPEN_FOUR * 0.8f : return (openEnds == 2) ? PatternScore.OPEN_FOUR * 0.9f :
(openEnds == 1) ? PatternScore.HALF_OPEN_FOUR * 0.8f : (openEnds == 1) ? PatternScore.HALF_OPEN_FOUR * 0.9f :
PatternScore.CLOSED_FOUR * 0.7f; PatternScore.CLOSED_FOUR * 0.8f;
} }
else if (count == 3) // 깨진 3 else if (count == 3) // 깨진 3
{ {
return (openEnds == 2) ? PatternScore.OPEN_THREE * 0.7f : return (openEnds == 2) ? PatternScore.OPEN_THREE * 0.9f :
(openEnds == 1) ? PatternScore.HALF_OPEN_THREE * 0.7f : (openEnds == 1) ? PatternScore.HALF_OPEN_THREE * 0.9f :
PatternScore.CLOSED_THREE * 0.6f; PatternScore.CLOSED_THREE * 0.8f;
} }
return 0; return 0;
@ -443,24 +443,24 @@ public static class AIEvaluator
float normalScore = 0; float normalScore = 0;
if (count >= 4) if (count >= 4)
{ {
normalScore = PatternScore.FIVE_IN_A_ROW / 10; normalScore = PatternScore.FIVE_IN_A_ROW / 9;
} }
else if (count == 3) else if (count == 3)
{ {
normalScore = (openEnds == 2) ? PatternScore.OPEN_THREE / 3 : normalScore = (openEnds == 2) ? PatternScore.OPEN_THREE / 2.5f :
(openEnds == 1) ? PatternScore.HALF_OPEN_THREE / 5 : (openEnds == 1) ? PatternScore.HALF_OPEN_THREE / 3.5f :
PatternScore.CLOSED_THREE / 5; PatternScore.CLOSED_THREE / 4.5f;
} }
else if (count == 2) else if (count == 2)
{ {
normalScore = (openEnds == 2) ? PatternScore.OPEN_TWO / 2 : normalScore = (openEnds == 2) ? PatternScore.OPEN_TWO / 3.0f :
(openEnds == 1) ? PatternScore.HALF_OPEN_TWO / 3 : (openEnds == 1) ? PatternScore.HALF_OPEN_TWO / 4.0f :
PatternScore.CLOSED_TWO / 5; PatternScore.CLOSED_TWO / 5.0f;
} }
else if (count == 1) else if (count == 1)
{ {
normalScore = (openEnds == 2) ? PatternScore.OPEN_ONE : normalScore = (openEnds == 2) ? PatternScore.OPEN_ONE / 4.0f :
PatternScore.CLOSED_ONE; PatternScore.CLOSED_ONE / 5.0f;
} }
// 깨진 패턴 평가 // 깨진 패턴 평가
@ -469,7 +469,7 @@ public static class AIEvaluator
if (isBroken) if (isBroken)
{ {
brokenScore = EvaluateBrokenPattern(brokenCount, brokenOpenEnds); brokenScore = EvaluateBrokenPattern(brokenCount, brokenOpenEnds) * 1.5f;
} }
directionScore = Math.Max(normalScore, brokenScore); directionScore = Math.Max(normalScore, brokenScore);
@ -491,27 +491,28 @@ public static class AIEvaluator
opponentPatterns.Add((dir, count, openEnds)); opponentPatterns.Add((dir, count, openEnds));
float normalScore = 0; float normalScore = 0;
// 상대 패턴 차단에 대한 가치 (약간 낮은 가중치) AI는 공격지향적으로
if (count >= 4) if (count >= 4)
{ {
normalScore = PatternScore.FIVE_IN_A_ROW / 12.5f; normalScore = PatternScore.FIVE_IN_A_ROW / 8.5f;
} }
else if (count == 3) else if (count == 3)
{ {
normalScore = (openEnds == 2) ? PatternScore.OPEN_THREE / 3.75f : // 일관된 분모 사용 (방어 가중치는 유지)
(openEnds == 1) ? PatternScore.HALF_OPEN_THREE / 6.25f : normalScore = (openEnds == 2) ? PatternScore.OPEN_THREE / 1.3f :
PatternScore.CLOSED_THREE / 6.25f; (openEnds == 1) ? PatternScore.HALF_OPEN_THREE / 3.2f :
PatternScore.CLOSED_THREE / 4.2f;
} }
else if (count == 2) else if (count == 2)
{ {
normalScore = (openEnds == 2) ? PatternScore.OPEN_TWO / 2.5f : normalScore = (openEnds == 2) ? PatternScore.OPEN_TWO / 2.7f :
(openEnds == 1) ? PatternScore.HALF_OPEN_TWO / 3.75f : (openEnds == 1) ? PatternScore.HALF_OPEN_TWO / 3.7f :
PatternScore.CLOSED_TWO / 5f; PatternScore.CLOSED_TWO / 4.7f;
} }
else if (count == 1) else if (count == 1)
{ {
normalScore = (openEnds == 2) ? PatternScore.OPEN_ONE / 1.25f : normalScore = (openEnds == 2) ? PatternScore.OPEN_ONE / 3.7f :
PatternScore.CLOSED_ONE; PatternScore.CLOSED_ONE / 4.7f;
} }
var (isBroken, brokenCount, brokenOpenEnds) = DetectBrokenPattern(board, row, col, dir, opponentPlayer); var (isBroken, brokenCount, brokenOpenEnds) = DetectBrokenPattern(board, row, col, dir, opponentPlayer);
@ -520,7 +521,7 @@ public static class AIEvaluator
if (isBroken) if (isBroken)
{ {
// 깨진 패턴은 일반 패턴보다 좀 더 높은 가중치 할당 // 깨진 패턴은 일반 패턴보다 좀 더 높은 가중치 할당
brokenScore = EvaluateBrokenPattern(brokenCount, brokenOpenEnds) * 0.9f; brokenScore = EvaluateBrokenPattern(brokenCount, brokenOpenEnds) * 1.2f;
} }
directionScore = Math.Max(normalScore, brokenScore); directionScore = Math.Max(normalScore, brokenScore);
@ -561,7 +562,7 @@ public static class AIEvaluator
if (!AreParallelDirections(openThrees[i].dir, openThrees[j].dir)) if (!AreParallelDirections(openThrees[i].dir, openThrees[j].dir))
{ {
float threeThreeScore = PatternScore.DOUBLE_THREE / 4; // 복합 패턴 가중치 float threeThreeScore = PatternScore.DOUBLE_THREE / 4; // 복합 패턴 가중치
score += isAI ? threeThreeScore : threeThreeScore * 1.1f; score += isAI ? threeThreeScore * 1.1f : threeThreeScore * 1.3f;
break; break;
} }
} }
@ -578,7 +579,7 @@ public static class AIEvaluator
if (!AreParallelDirections(fours[i].dir, fours[j].dir)) if (!AreParallelDirections(fours[i].dir, fours[j].dir))
{ {
float fourFourScore = PatternScore.DOUBLE_FOUR / 4; float fourFourScore = PatternScore.DOUBLE_FOUR / 4;
score += isAI ? fourFourScore : fourFourScore * 1.2f; score += isAI ? fourFourScore * 1.2f : fourFourScore * 1.5f;
break; break;
} }
} }
@ -589,7 +590,7 @@ public static class AIEvaluator
if (fours.Count > 0 && openThrees.Count > 0) if (fours.Count > 0 && openThrees.Count > 0)
{ {
float fourThreeScore = PatternScore.FOUR_THREE / 4; float fourThreeScore = PatternScore.FOUR_THREE / 4;
score += isAI ? fourThreeScore : fourThreeScore * 1.2f; score += isAI ? fourThreeScore * 1.1f : fourThreeScore * 1.4f;
} }
return score; return score;

49
Assets/Script/AI/MiniMaxAIController.cs
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@ -10,7 +10,7 @@ public static class MiniMaxAIController
private static int[][] _directions = AIConstants.Directions; private static int[][] _directions = AIConstants.Directions;
private static int _playerLevel = 1; // 급수 설정 private static int _playerRating = 1; // 급수 설정
private static float _mistakeMove; private static float _mistakeMove;
private static Enums.PlayerType _AIPlayerType = Enums.PlayerType.PlayerB; private static Enums.PlayerType _AIPlayerType = Enums.PlayerType.PlayerB;
@ -28,11 +28,11 @@ public static class MiniMaxAIController
} }
// 급수 설정 -> 실수 넣을 때 계산 // 급수 설정 -> 실수 넣을 때 계산
public static void SetLevel(int level) public static void SetRating(int level)
{ {
_playerLevel = level; _playerRating = level;
// 레벨에 따른 실수율? 설정 // 레벨에 따른 실수율? 설정
_mistakeMove = GetMistakeProbability(_playerLevel); _mistakeMove = GetMistakeProbability(_playerRating);
} }
// 실수 확률 계산 함수 // 실수 확률 계산 함수
@ -51,6 +51,7 @@ public static class MiniMaxAIController
float bestScore = float.MinValue; float bestScore = float.MinValue;
(int row, int col)? bestMove = null; (int row, int col)? bestMove = null;
(int row, int col)? secondBestMove = null; (int row, int col)? secondBestMove = null;
List<(int row, int col)>? fiveInARowMoves = null;
List<(int row, int col, float score)> validMoves = GetValidMoves(board); List<(int row, int col, float score)> validMoves = GetValidMoves(board);
// 보드에 놓을 수 있는 자리가 있는지 확인 // 보드에 놓을 수 있는 자리가 있는지 확인
@ -59,9 +60,17 @@ public static class MiniMaxAIController
return null; return null;
} }
// 5연승 가능한 자리를 먼저 찾아서 우선적으로 설정 // 즉시 승리 가능한 자리를 먼저 찾아서 우선적으로 설정
List<(int row, int col)> fiveInARowMoves = GetFiveInARowCandidateMoves(board); fiveInARowMoves = GetFiveInARowCandidateMoves(board, _AIPlayerType);
if (fiveInARowMoves.Count > 0) if (fiveInARowMoves != null & fiveInARowMoves.Count > 0)
{
bestMove = fiveInARowMoves[0];
return bestMove;
}
// 즉시 패배 가능한 자리를 먼저 찾아서 우선적으로 설정
fiveInARowMoves = GetFiveInARowCandidateMoves(board, _AIPlayerType);
if (fiveInARowMoves != null & fiveInARowMoves.Count > 0)
{ {
bestMove = fiveInARowMoves[0]; bestMove = fiveInARowMoves[0];
return bestMove; return bestMove;
@ -136,6 +145,8 @@ public static class MiniMaxAIController
private static List<(int row, int col, float score)> GetValidMoves(Enums.PlayerType[,] board) private static List<(int row, int col, float score)> GetValidMoves(Enums.PlayerType[,] board)
{ {
List<(int, int, float)> validMoves = new List<(int, int, float)>(); List<(int, int, float)> validMoves = new List<(int, int, float)>();
List<(int, int, float)> allMoves = new List<(int, int, float)>();
int size = board.GetLength(0); int size = board.GetLength(0);
for (int row = 0; row < size; row++) for (int row = 0; row < size; row++)
@ -146,16 +157,26 @@ public static class MiniMaxAIController
{ {
// 보드 전체가 아닌 해당 돌에 대해서만 Score 계산 // 보드 전체가 아닌 해당 돌에 대해서만 Score 계산
float score = AIEvaluator.EvaluateMove(board, row, col, _AIPlayerType); float score = AIEvaluator.EvaluateMove(board, row, col, _AIPlayerType);
validMoves.Add((row, col, score)); allMoves.Add((row, col, score));
} }
} }
} }
// score가 높은 순으로 정렬 -> 더 좋은 수 먼저 계산하도록 함 // score가 높은 순으로 정렬 -> 더 좋은 수 먼저 계산하도록 함
validMoves.Sort((a, b) => b.Item3.CompareTo(a.Item3)); allMoves.Sort((a, b) => b.Item3.CompareTo(a.Item3));
// 시간 단축을 위해 상위 10-15개만 고려. int topCount = Math.Min(8, allMoves.Count); // 상위 8개 (또는 가능한 최대)
return validMoves.Take(10).ToList(); validMoves.AddRange(allMoves.Take(topCount));
// 중간 범위의 점수를 가진 수도 일부 포함 (전략적 게임을 위해서)
if (allMoves.Count > topCount + 10) // 10개 이상의 후보가 있을 때만
{
var middleIndex = allMoves.Count / 2;
var middleMoves = allMoves.Skip(middleIndex - 1).Take(2); // 중간 부분에서 2개 선택
validMoves.AddRange(middleMoves);
}
return validMoves;
} }
private static bool HasNearbyStones(Enums.PlayerType[,] board, int row, int col, int distance = 3) private static bool HasNearbyStones(Enums.PlayerType[,] board, int row, int col, int distance = 3)
@ -286,7 +307,7 @@ public static class MiniMaxAIController
} }
// 5목이 될 수 있는 위치 찾기 // 5목이 될 수 있는 위치 찾기
private static List<(int row, int col)> GetFiveInARowCandidateMoves(Enums.PlayerType[,] board) private static List<(int row, int col)> GetFiveInARowCandidateMoves(Enums.PlayerType[,] board, Enums.PlayerType currentPlayer)
{ {
List<(int row, int col)> fiveInARowMoves = new List<(int, int)>(); List<(int row, int col)> fiveInARowMoves = new List<(int, int)>();
int size = board.GetLength(0); int size = board.GetLength(0);
@ -299,7 +320,7 @@ public static class MiniMaxAIController
foreach (var dir in _directions) foreach (var dir in _directions)
{ {
var (count, openEnds) = CountStones(board, row, col, dir, _AIPlayerType); var (count, openEnds) = CountStones(board, row, col, dir, currentPlayer, false);
if (count == 4 && openEnds > 0) if (count == 4 && openEnds > 0)
{ {

10
Assets/Script/AI/OmokAI.cs
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@ -11,6 +11,16 @@ public class OmokAI : MonoBehaviour
Instance = this; Instance = this;
} }
public void SetAIPlayerType(Enums.PlayerType AIPlayerType)
{
MiniMaxAIController.SetAIPlayerType(AIPlayerType);
}
public void SetRating(int level)
{
MiniMaxAIController.SetRating(level);
}
public async void StartBestMoveSearch(Enums.PlayerType[,] board, Action<(int, int)?> callback) public async void StartBestMoveSearch(Enums.PlayerType[,] board, Action<(int, int)?> callback)
{ {
(int row, int col)? bestMove = await Task.Run(() => MiniMaxAIController.GetBestMove(board)); (int row, int col)? bestMove = await Task.Run(() => MiniMaxAIController.GetBestMove(board));

24
Assets/Script/Game/GameLogic.cs
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@ -179,14 +179,6 @@ public class GameLogic : MonoBehaviour
private List<Vector2Int> _forbiddenMoves = new List<Vector2Int>(); private List<Vector2Int> _forbiddenMoves = new List<Vector2Int>();
#endregion #endregion
private static int[][] _directions = new int[][]
{
new int[] {1, 0}, // 수직
new int[] {0, 1}, // 수평
new int[] {1, 1}, // 대각선 ↘ ↖
new int[] {1, -1} // 대각선 ↙ ↗
};
public GameLogic(StoneController stoneController, Enums.GameType gameType, FioTimer fioTimer = null) public GameLogic(StoneController stoneController, Enums.GameType gameType, FioTimer fioTimer = null)
{ {
//보드 초기화 //보드 초기화
@ -236,6 +228,8 @@ public class GameLogic : MonoBehaviour
case Enums.GameType.SinglePlay: case Enums.GameType.SinglePlay:
firstPlayerState = new PlayerState(true); firstPlayerState = new PlayerState(true);
secondPlayerState = new AIState(); secondPlayerState = new AIState();
// AI 난이도 설정(급수 설정)
OmokAI.Instance.SetRating(UserManager.Instance.Rating);
SetState(firstPlayerState); SetState(firstPlayerState);
break; break;
case Enums.GameType.MultiPlay: case Enums.GameType.MultiPlay:
@ -352,17 +346,9 @@ public class GameLogic : MonoBehaviour
//승리 확인 함수 //승리 확인 함수
public bool CheckGameWin(Enums.PlayerType player, int row, int col) public bool CheckGameWin(Enums.PlayerType player, int row, int col)
{ {
foreach (var dir in _directions) return OmokAI.Instance.CheckGameWin(player, _board, row, col);
{
var (count, _) = CountStones(_board, row, col, dir, player);
// 자기 자신 포함하여 5개 이상일 시 true 반환
if (count + 1 >= Constants.WIN_COUNT)
return true;
}
return false;
} }
// 특정 방향으로 같은 돌 개수와 열린 끝 개수를 계산하는 함수 // 특정 방향으로 같은 돌 개수와 열린 끝 개수를 계산하는 함수
private (int count, int openEnds) CountStones( private (int count, int openEnds) CountStones(
Enums.PlayerType[,] board, int row, int col, int[] direction, Enums.PlayerType player) Enums.PlayerType[,] board, int row, int col, int[] direction, Enums.PlayerType player)
@ -427,7 +413,7 @@ public class GameLogic : MonoBehaviour
{ {
if (tempBoard[row, col] != Enums.PlayerType.None) continue; if (tempBoard[row, col] != Enums.PlayerType.None) continue;
tempBoard[row, col] = player; tempBoard[row, col] = player;
foreach (var dir in _directions) foreach (var dir in AIConstants.Directions)
{ {
var (count, _) = CountStones(tempBoard, row, col, dir, player); var (count, _) = CountStones(tempBoard, row, col, dir, player);