public void PlayChess(int[] pos)
{
if (pos == null || isGameOver)
{
return;
}
// 限制当前值在0和Max_LINE之间
//pos[0] = Mathf.Clamp(pos[0], 0, Max_LINE);
//pos[1] = Mathf.Clamp(pos[1], 0, Max_LINE);
if (grid[pos[0], pos[1]] != (int)GameDefine.DotType.NONE)
{
Debug.Log("grid的值为:" + grid[pos[0], pos[1]]);
return;
}
int i = Mathf.FloorToInt(Max_LINE / 2);
if (curTurn == GameDefine.ChessType.Black)
{
// 生成黑棋子
GameObject prefabsB = Instantiate(chessPrefabs[0], new Vector3(pos[0] - i, pos[1] - i, 0), Quaternion.identity);
NetworkServer.Spawn(prefabsB);
Debug.Log("生成了黑色棋子");
chessStack.Push(prefabsB.transform);
chessMap[pos[0], pos[1]] = prefabsB.transform;
grid[pos[0], pos[1]] = (int)GameDefine.DotType.BLACK;
if (CheckChess(pos))
{
isGameOver = true;
}
else
{
curTurn = GameDefine.ChessType.White;
timer = 0.0f;
}
}
else if (curTurn == GameDefine.ChessType.White)
{
// 生成白棋子
GameObject prefabsW = Instantiate(chessPrefabs[1], new Vector3(pos[0] - i, pos[1] - i, 0), Quaternion.identity);
NetworkServer.Spawn(prefabsW);
Debug.Log("生成了白色棋子");
chessStack.Push(prefabsW.transform);
chessMap[pos[0], pos[1]] = prefabsW.transform;
grid[pos[0], pos[1]] = (int)GameDefine.DotType.WHITE;
if (CheckChess(pos))
{
isGameOver = true;
}
else
{
curTurn = GameDefine.ChessType.Black;
timer = 0.0f;
}
}
}
// 进行评分
protected virtual float CheckOneLine(int[] pos, int[] offpos, GameDefine.ChessType type)
{
string str = "a";
// 正向检测：跳过第一次循环，避免重复存储监测点
for (int i = pos[0] + offpos[0], j = pos[1] + offpos[1]; i >= 0 && i < ChessBoard.Max_LINE && j >= 0 && j < ChessBoard.Max_LINE; i += offpos[0], j += offpos[1])
{
// 如果对应当前所下的棋子颜色
if (ChessBoard.Instance.GetGrid()[i, j] == (int)type)
{
str += "a";
}
else
{
str += "_";
break;
}
}
// 反向检测：跳过第一次循环，避免重复存储监测点
for (int i = pos[0] - offpos[0], j = pos[1] - offpos[1]; i >= 0 && i < ChessBoard.Max_LINE && j >= 0 && j < ChessBoard.Max_LINE; i -= offpos[0], j -= offpos[1])
{
// 如果对应当前所下的棋子颜色
if (ChessBoard.Instance.GetGrid()[i, j] == (int)type)
{
str = "a" + str;
}
else
{
str = "_" + str;
break;
}
}
// 返回当前位置的得分
float temScore = 0;
// 因为后面的分值高，所以采用倒序查询，减少遍历次数
foreach (string ikey in scoreDic.Keys)
{
if (str.Contains(ikey))
{
temScore = scoreDic[ikey];
break;
}
}
return(temScore);
}
private float GetMaxScore(int[] pos, GameDefine.ChessType type)
{
float temScore = 0;
temScore += CheckOneLine(pos, new int[2] {
1, 0
}, type);
temScore += CheckOneLine(pos, new int[2] {
0, 1
}, type);
temScore += CheckOneLine(pos, new int[2] {
1, -1
}, type);
temScore += CheckOneLine(pos, new int[2] {
1, 1
}, type);
return(scoreValue[pos[0], pos[1]] = temScore);
}
private float GetMaxScore(int[,] grid, int[] pos, GameDefine.ChessType type)
{
float temScore = 0;
temScore += CheckOneLine(grid, pos, new int[2] {
1, 0
}, type);
temScore += CheckOneLine(grid, pos, new int[2] {
0, 1
}, type);
temScore += CheckOneLine(grid, pos, new int[2] {
1, -1
}, type);
temScore += CheckOneLine(grid, pos, new int[2] {
1, 1
}, type);
return(temScore);
}
public void CmdSetPlayer()
{
NetChessBoard.Instance.PlayerNumber++;
Debug.Log("PlayerNumber:" + NetChessBoard.Instance.PlayerNumber);
if (NetChessBoard.Instance.PlayerNumber == 1)
{
text.text += " 设置黑棋玩家";
chessType = GameDefine.ChessType.Black;
}
else if (NetChessBoard.Instance.PlayerNumber == 2)
{
text.text += " 设置白棋玩家";
chessType = GameDefine.ChessType.White;
}
else
{
text.text += " 设置观众玩家";
chessType = GameDefine.ChessType.Watch;
}
}
// 更换先手
public virtual void ChangeColor()
{
chessType = chessType == GameDefine.ChessType.Black ? GameDefine.ChessType.White : GameDefine.ChessType.Black;
}
// 获取当前受益值最大或者最小Node列表
private List <AILevelNode> GetChildList(int[,] grid, bool isSelf, GameDefine.ChessType type)
{
List <AILevelNode> temList = new List <AILevelNode>();
AILevelNode node;
// 获取三个极大或极小的子节点child；
for (int i = 0; i < ChessBoard.Max_LINE; i++)
{
for (int j = 0; j < ChessBoard.Max_LINE; j++)
{
if (grid[i, j] != (int)GameDefine.DotType.NONE)
{
continue;
}
int[] pos = new int[2] {
i, j
};
node = new AILevelNode();
node.chessType = type;
node.pos = pos;
// 获取当前点的得分
if (isSelf)
{
// 最大分（当前位置的初始score = 白+黑的得分）
node.score = (GetMaxScore(grid, pos, GameDefine.ChessType.Black) + GetMaxScore(grid, pos, GameDefine.ChessType.White));
}
else
{
// 最小分 负号可取得最小值的点
node.score = (-GetMaxScore(grid, pos, GameDefine.ChessType.Black) - GetMaxScore(grid, pos, GameDefine.ChessType.White));
}
// 取出极大极小点
if (temList.Count < 4)
{
temList.Add(node);
}
else
{
foreach (AILevelNode temNode in temList)
{
if (isSelf)
{
if (temNode.score < node.score)
{
temList.Remove(temNode);
temList.Add(node);
break;
}
}
else
{
if (temNode.score > node.score)
{
temList.Remove(temNode);
temList.Add(node);
break;
}
}
}
}
}
}
return(temList);
}
// 进行评分 此时grid为假设的grid，在变化中，所以需要传入当前假设情况下的grid；
protected virtual float CheckOneLine(int[,] grid, int[] pos, int[] offpos, GameDefine.ChessType type)
{
string str = "a";
int allTimes = 0;
bool isTurnLeft = false;
bool leftStop = false;
bool rightStop = false;
// 跳过第一次循环，避免重复存储监测点
int ri = pos[0] + offpos[0], rj = pos[1] + offpos[1];
int li = pos[0] - offpos[0], lj = pos[1] - offpos[1];
// 为了避免取到的均为空位，即“_”，所以限制取到空位时，调头取另一端所在位置的类型，若也是空位则再调头，就可取到有效的TimeLimit位数的str值
while (allTimes < ChessBoard.TimeLimit && (!leftStop || !rightStop))
{
// 正向检测
if (!isTurnLeft)
{
if (ri >= 0 && ri < ChessBoard.Max_LINE && rj >= 0 && rj < ChessBoard.Max_LINE && !rightStop)
{
// 如果对应当前所下的棋子颜色
if (grid[ri, rj] == (int)type)
{
str += "a";
allTimes++;
}
// 如果对应为空棋子
else if (grid[ri, rj] == (int)GameDefine.DotType.NONE)
{
str += "_";
allTimes++;
if (!leftStop)
{
isTurnLeft = true;
}
}
// 被堵住了
else
{
rightStop = true;
if (!leftStop)
{
isTurnLeft = true;
}
}
ri += offpos[0];
rj += offpos[1];
}
else
{
rightStop = true;
if (!leftStop)
{
isTurnLeft = true;
}
}
}
// 反向检测
else
{
if (li >= 0 && li < ChessBoard.Max_LINE && lj >= 0 && lj < ChessBoard.Max_LINE && !leftStop)
{
// 如果对应当前所下的棋子颜色
if (grid[li, lj] == (int)type)
{
str = "a" + str;
allTimes++;
}
else if (grid[li, lj] == (int)GameDefine.DotType.NONE)
{
str = "_" + str;
allTimes++;
if (!rightStop)
{
isTurnLeft = false;
}
}
else
{
leftStop = true;
if (!rightStop)
{
isTurnLeft = false;
}
}
li -= offpos[0];
lj -= offpos[1];
}
else
{
leftStop = true;
if (!rightStop)
{
isTurnLeft = false;
}
}
}
}
// 返回当前位置的得分
float temScore = 0;
foreach (string ikey in scoreDic.Keys)
{
if (str.Contains(ikey))
{
temScore = scoreDic[ikey];
break;
}
}
return(temScore);
}